diff options
Diffstat (limited to 'drivers/media/platform')
136 files changed, 19015 insertions, 6763 deletions
diff --git a/drivers/media/platform/Kconfig b/drivers/media/platform/Kconfig index 6d86646..bee9074 100644 --- a/drivers/media/platform/Kconfig +++ b/drivers/media/platform/Kconfig @@ -56,7 +56,8 @@ config VIDEO_VIU config VIDEO_TIMBERDALE tristate "Support for timberdale Video In/LogiWIN" - depends on MFD_TIMBERDALE && VIDEO_V4L2 && I2C && DMADEVICES + depends on VIDEO_V4L2 && I2C && DMADEVICES + depends on MFD_TIMBERDALE || COMPILE_TEST select DMA_ENGINE select TIMB_DMA select VIDEO_ADV7180 @@ -74,7 +75,8 @@ config VIDEO_VINO config VIDEO_M32R_AR tristate "AR devices" - depends on M32R && VIDEO_V4L2 + depends on VIDEO_V4L2 + depends on M32R || COMPILE_TEST ---help--- This is a video4linux driver for the Renesas AR (Artificial Retina) camera module. @@ -94,6 +96,7 @@ config VIDEO_M32R_AR_M64278 config VIDEO_OMAP3 tristate "OMAP 3 Camera support" depends on VIDEO_V4L2 && I2C && VIDEO_V4L2_SUBDEV_API && ARCH_OMAP3 + depends on HAS_DMA select ARM_DMA_USE_IOMMU select OMAP_IOMMU select VIDEOBUF2_DMA_CONTIG @@ -109,7 +112,9 @@ config VIDEO_OMAP3_DEBUG config VIDEO_S3C_CAMIF tristate "Samsung S3C24XX/S3C64XX SoC Camera Interface driver" depends on VIDEO_V4L2 && I2C && VIDEO_V4L2_SUBDEV_API - depends on (ARCH_S3C64XX || PLAT_S3C24XX) && PM_RUNTIME + depends on PM_RUNTIME + depends on ARCH_S3C64XX || PLAT_S3C24XX || COMPILE_TEST + depends on HAS_DMA select VIDEOBUF2_DMA_CONTIG ---help--- This is a v4l2 driver for s3c24xx and s3c64xx SoC series camera @@ -140,6 +145,7 @@ if V4L_MEM2MEM_DRIVERS config VIDEO_CODA tristate "Chips&Media Coda multi-standard codec IP" depends on VIDEO_DEV && VIDEO_V4L2 && ARCH_MXC + depends on HAS_DMA select SRAM select VIDEOBUF2_DMA_CONTIG select V4L2_MEM2MEM_DEV @@ -151,6 +157,7 @@ config VIDEO_CODA config VIDEO_MEM2MEM_DEINTERLACE tristate "Deinterlace support" depends on VIDEO_DEV && VIDEO_V4L2 && DMA_ENGINE + depends on HAS_DMA select VIDEOBUF2_DMA_CONTIG select V4L2_MEM2MEM_DEV help @@ -158,7 +165,9 @@ config VIDEO_MEM2MEM_DEINTERLACE config VIDEO_SAMSUNG_S5P_G2D tristate "Samsung S5P and EXYNOS4 G2D 2d graphics accelerator driver" - depends on VIDEO_DEV && VIDEO_V4L2 && (PLAT_S5P || ARCH_EXYNOS) + depends on VIDEO_DEV && VIDEO_V4L2 + depends on PLAT_S5P || ARCH_EXYNOS || COMPILE_TEST + depends on HAS_DMA select VIDEOBUF2_DMA_CONTIG select V4L2_MEM2MEM_DEV default n @@ -168,7 +177,9 @@ config VIDEO_SAMSUNG_S5P_G2D config VIDEO_SAMSUNG_S5P_JPEG tristate "Samsung S5P/Exynos3250/Exynos4 JPEG codec driver" - depends on VIDEO_DEV && VIDEO_V4L2 && (PLAT_S5P || ARCH_EXYNOS) + depends on VIDEO_DEV && VIDEO_V4L2 + depends on PLAT_S5P || ARCH_EXYNOS || COMPILE_TEST + depends on HAS_DMA select VIDEOBUF2_DMA_CONTIG select V4L2_MEM2MEM_DEV ---help--- @@ -177,7 +188,9 @@ config VIDEO_SAMSUNG_S5P_JPEG config VIDEO_SAMSUNG_S5P_MFC tristate "Samsung S5P MFC Video Codec" - depends on VIDEO_DEV && VIDEO_V4L2 && (PLAT_S5P || ARCH_EXYNOS) + depends on VIDEO_DEV && VIDEO_V4L2 + depends on PLAT_S5P || ARCH_EXYNOS || COMPILE_TEST + depends on HAS_DMA select VIDEOBUF2_DMA_CONTIG default n help @@ -185,7 +198,9 @@ config VIDEO_SAMSUNG_S5P_MFC config VIDEO_MX2_EMMAPRP tristate "MX2 eMMa-PrP support" - depends on VIDEO_DEV && VIDEO_V4L2 && SOC_IMX27 + depends on VIDEO_DEV && VIDEO_V4L2 + depends on SOC_IMX27 || COMPILE_TEST + depends on HAS_DMA select VIDEOBUF2_DMA_CONTIG select V4L2_MEM2MEM_DEV help @@ -195,7 +210,9 @@ config VIDEO_MX2_EMMAPRP config VIDEO_SAMSUNG_EXYNOS_GSC tristate "Samsung Exynos G-Scaler driver" - depends on VIDEO_DEV && VIDEO_V4L2 && ARCH_EXYNOS5 + depends on VIDEO_DEV && VIDEO_V4L2 + depends on ARCH_EXYNOS5 || COMPILE_TEST + depends on HAS_DMA select VIDEOBUF2_DMA_CONTIG select V4L2_MEM2MEM_DEV help @@ -204,6 +221,7 @@ config VIDEO_SAMSUNG_EXYNOS_GSC config VIDEO_SH_VEU tristate "SuperH VEU mem2mem video processing driver" depends on VIDEO_DEV && VIDEO_V4L2 && HAS_DMA + depends on HAS_DMA select VIDEOBUF2_DMA_CONTIG select V4L2_MEM2MEM_DEV help @@ -213,6 +231,7 @@ config VIDEO_SH_VEU config VIDEO_RENESAS_VSP1 tristate "Renesas VSP1 Video Processing Engine" depends on VIDEO_V4L2 && VIDEO_V4L2_SUBDEV_API && HAS_DMA + depends on ARCH_SHMOBILE || COMPILE_TEST select VIDEOBUF2_DMA_CONTIG ---help--- This is a V4L2 driver for the Renesas VSP1 video processing engine. @@ -222,7 +241,9 @@ config VIDEO_RENESAS_VSP1 config VIDEO_TI_VPE tristate "TI VPE (Video Processing Engine) driver" - depends on VIDEO_DEV && VIDEO_V4L2 && SOC_DRA7XX + depends on VIDEO_DEV && VIDEO_V4L2 + depends on SOC_DRA7XX || COMPILE_TEST + depends on HAS_DMA select VIDEOBUF2_DMA_CONTIG select V4L2_MEM2MEM_DEV default n @@ -243,19 +264,8 @@ menuconfig V4L_TEST_DRIVERS depends on MEDIA_CAMERA_SUPPORT if V4L_TEST_DRIVERS -config VIDEO_VIVI - tristate "Virtual Video Driver" - depends on VIDEO_DEV && VIDEO_V4L2 && !SPARC32 && !SPARC64 - select FONT_SUPPORT - select FONT_8x16 - select VIDEOBUF2_VMALLOC - default n - ---help--- - Enables a virtual video driver. This device shows a color bar - and a timestamp, as a real device would generate by using V4L2 - api. - Say Y here if you want to test video apps or debug V4L devices. - In doubt, say N. + +source "drivers/media/platform/vivid/Kconfig" config VIDEO_MEM2MEM_TESTDEV tristate "Virtual test device for mem2mem framework" diff --git a/drivers/media/platform/Makefile b/drivers/media/platform/Makefile index e5269da..579046b 100644 --- a/drivers/media/platform/Makefile +++ b/drivers/media/platform/Makefile @@ -15,14 +15,14 @@ obj-$(CONFIG_VIDEO_MMP_CAMERA) += marvell-ccic/ obj-$(CONFIG_VIDEO_OMAP3) += omap3isp/ obj-$(CONFIG_VIDEO_VIU) += fsl-viu.o -obj-$(CONFIG_VIDEO_VIVI) += vivi.o +obj-$(CONFIG_VIDEO_VIVID) += vivid/ obj-$(CONFIG_VIDEO_MEM2MEM_TESTDEV) += mem2mem_testdev.o obj-$(CONFIG_VIDEO_TI_VPE) += ti-vpe/ obj-$(CONFIG_VIDEO_MX2_EMMAPRP) += mx2_emmaprp.o -obj-$(CONFIG_VIDEO_CODA) += coda.o +obj-$(CONFIG_VIDEO_CODA) += coda/ obj-$(CONFIG_VIDEO_SH_VEU) += sh_veu.o @@ -47,8 +47,6 @@ obj-$(CONFIG_SOC_CAMERA) += soc_camera/ obj-$(CONFIG_VIDEO_RENESAS_VSP1) += vsp1/ -obj-y += davinci/ - -obj-$(CONFIG_ARCH_OMAP) += omap/ +obj-y += omap/ ccflags-y += -I$(srctree)/drivers/media/i2c diff --git a/drivers/media/platform/blackfin/Kconfig b/drivers/media/platform/blackfin/Kconfig index cc23997..68fa901 100644 --- a/drivers/media/platform/blackfin/Kconfig +++ b/drivers/media/platform/blackfin/Kconfig @@ -1,6 +1,7 @@ config VIDEO_BLACKFIN_CAPTURE tristate "Blackfin Video Capture Driver" depends on VIDEO_V4L2 && BLACKFIN && I2C + depends on HAS_DMA select VIDEOBUF2_DMA_CONTIG help V4L2 bridge driver for Blackfin video capture device. diff --git a/drivers/media/platform/coda.c b/drivers/media/platform/coda.c deleted file mode 100644 index 3a6d1d2..0000000 --- a/drivers/media/platform/coda.c +++ /dev/null @@ -1,3933 +0,0 @@ -/* - * Coda multi-standard codec IP - * - * Copyright (C) 2012 Vista Silicon S.L. - * Javier Martin, <javier.martin@vista-silicon.com> - * Xavier Duret - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - */ - -#include <linux/clk.h> -#include <linux/debugfs.h> -#include <linux/delay.h> -#include <linux/firmware.h> -#include <linux/genalloc.h> -#include <linux/interrupt.h> -#include <linux/io.h> -#include <linux/irq.h> -#include <linux/kfifo.h> -#include <linux/module.h> -#include <linux/of_device.h> -#include <linux/platform_device.h> -#include <linux/pm_runtime.h> -#include <linux/slab.h> -#include <linux/videodev2.h> -#include <linux/of.h> -#include <linux/platform_data/coda.h> -#include <linux/reset.h> - -#include <media/v4l2-ctrls.h> -#include <media/v4l2-device.h> -#include <media/v4l2-event.h> -#include <media/v4l2-ioctl.h> -#include <media/v4l2-mem2mem.h> -#include <media/videobuf2-core.h> -#include <media/videobuf2-dma-contig.h> - -#include "coda.h" - -#define CODA_NAME "coda" - -#define CODADX6_MAX_INSTANCES 4 - -#define CODA_PARA_BUF_SIZE (10 * 1024) -#define CODA_ISRAM_SIZE (2048 * 2) - -#define CODA7_PS_BUF_SIZE 0x28000 -#define CODA9_PS_SAVE_SIZE (512 * 1024) - -#define CODA_MAX_FRAMEBUFFERS 8 - -#define CODA_MAX_FRAME_SIZE 0x100000 -#define FMO_SLICE_SAVE_BUF_SIZE (32) -#define CODA_DEFAULT_GAMMA 4096 -#define CODA9_DEFAULT_GAMMA 24576 /* 0.75 * 32768 */ - -#define MIN_W 176 -#define MIN_H 144 - -#define S_ALIGN 1 /* multiple of 2 */ -#define W_ALIGN 1 /* multiple of 2 */ -#define H_ALIGN 1 /* multiple of 2 */ - -#define fh_to_ctx(__fh) container_of(__fh, struct coda_ctx, fh) - -static int coda_debug; -module_param(coda_debug, int, 0644); -MODULE_PARM_DESC(coda_debug, "Debug level (0-1)"); - -enum { - V4L2_M2M_SRC = 0, - V4L2_M2M_DST = 1, -}; - -enum coda_inst_type { - CODA_INST_ENCODER, - CODA_INST_DECODER, -}; - -enum coda_product { - CODA_DX6 = 0xf001, - CODA_7541 = 0xf012, - CODA_960 = 0xf020, -}; - -struct coda_fmt { - char *name; - u32 fourcc; -}; - -struct coda_codec { - u32 mode; - u32 src_fourcc; - u32 dst_fourcc; - u32 max_w; - u32 max_h; -}; - -struct coda_devtype { - char *firmware; - enum coda_product product; - struct coda_codec *codecs; - unsigned int num_codecs; - size_t workbuf_size; - size_t tempbuf_size; - size_t iram_size; -}; - -/* Per-queue, driver-specific private data */ -struct coda_q_data { - unsigned int width; - unsigned int height; - unsigned int bytesperline; - unsigned int sizeimage; - unsigned int fourcc; - struct v4l2_rect rect; -}; - -struct coda_aux_buf { - void *vaddr; - dma_addr_t paddr; - u32 size; - struct debugfs_blob_wrapper blob; - struct dentry *dentry; -}; - -struct coda_dev { - struct v4l2_device v4l2_dev; - struct video_device vfd; - struct platform_device *plat_dev; - const struct coda_devtype *devtype; - - void __iomem *regs_base; - struct clk *clk_per; - struct clk *clk_ahb; - struct reset_control *rstc; - - struct coda_aux_buf codebuf; - struct coda_aux_buf tempbuf; - struct coda_aux_buf workbuf; - struct gen_pool *iram_pool; - struct coda_aux_buf iram; - - spinlock_t irqlock; - struct mutex dev_mutex; - struct mutex coda_mutex; - struct workqueue_struct *workqueue; - struct v4l2_m2m_dev *m2m_dev; - struct vb2_alloc_ctx *alloc_ctx; - struct list_head instances; - unsigned long instance_mask; - struct dentry *debugfs_root; -}; - -struct coda_params { - u8 rot_mode; - u8 h264_intra_qp; - u8 h264_inter_qp; - u8 h264_min_qp; - u8 h264_max_qp; - u8 h264_deblk_enabled; - u8 h264_deblk_alpha; - u8 h264_deblk_beta; - u8 mpeg4_intra_qp; - u8 mpeg4_inter_qp; - u8 gop_size; - int intra_refresh; - int codec_mode; - int codec_mode_aux; - enum v4l2_mpeg_video_multi_slice_mode slice_mode; - u32 framerate; - u16 bitrate; - u32 slice_max_bits; - u32 slice_max_mb; -}; - -struct coda_iram_info { - u32 axi_sram_use; - phys_addr_t buf_bit_use; - phys_addr_t buf_ip_ac_dc_use; - phys_addr_t buf_dbk_y_use; - phys_addr_t buf_dbk_c_use; - phys_addr_t buf_ovl_use; - phys_addr_t buf_btp_use; - phys_addr_t search_ram_paddr; - int search_ram_size; - int remaining; - phys_addr_t next_paddr; -}; - -struct gdi_tiled_map { - int xy2ca_map[16]; - int xy2ba_map[16]; - int xy2ra_map[16]; - int rbc2axi_map[32]; - int xy2rbc_config; - int map_type; -#define GDI_LINEAR_FRAME_MAP 0 -}; - -struct coda_timestamp { - struct list_head list; - u32 sequence; - struct v4l2_timecode timecode; - struct timeval timestamp; -}; - -struct coda_ctx { - struct coda_dev *dev; - struct mutex buffer_mutex; - struct list_head list; - struct work_struct pic_run_work; - struct work_struct seq_end_work; - struct completion completion; - int aborting; - int initialized; - int streamon_out; - int streamon_cap; - u32 isequence; - u32 qsequence; - u32 osequence; - u32 sequence_offset; - struct coda_q_data q_data[2]; - enum coda_inst_type inst_type; - struct coda_codec *codec; - enum v4l2_colorspace colorspace; - struct coda_params params; - struct v4l2_ctrl_handler ctrls; - struct v4l2_fh fh; - int gopcounter; - int runcounter; - char vpu_header[3][64]; - int vpu_header_size[3]; - struct kfifo bitstream_fifo; - struct mutex bitstream_mutex; - struct coda_aux_buf bitstream; - bool hold; - struct coda_aux_buf parabuf; - struct coda_aux_buf psbuf; - struct coda_aux_buf slicebuf; - struct coda_aux_buf internal_frames[CODA_MAX_FRAMEBUFFERS]; - u32 frame_types[CODA_MAX_FRAMEBUFFERS]; - struct coda_timestamp frame_timestamps[CODA_MAX_FRAMEBUFFERS]; - u32 frame_errors[CODA_MAX_FRAMEBUFFERS]; - struct list_head timestamp_list; - struct coda_aux_buf workbuf; - int num_internal_frames; - int idx; - int reg_idx; - struct coda_iram_info iram_info; - struct gdi_tiled_map tiled_map; - u32 bit_stream_param; - u32 frm_dis_flg; - u32 frame_mem_ctrl; - int display_idx; - struct dentry *debugfs_entry; -}; - -static const u8 coda_filler_nal[14] = { 0x00, 0x00, 0x00, 0x01, 0x0c, 0xff, - 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x80 }; -static const u8 coda_filler_size[8] = { 0, 7, 14, 13, 12, 11, 10, 9 }; - -static inline void coda_write(struct coda_dev *dev, u32 data, u32 reg) -{ - v4l2_dbg(1, coda_debug, &dev->v4l2_dev, - "%s: data=0x%x, reg=0x%x\n", __func__, data, reg); - writel(data, dev->regs_base + reg); -} - -static inline unsigned int coda_read(struct coda_dev *dev, u32 reg) -{ - u32 data; - data = readl(dev->regs_base + reg); - v4l2_dbg(1, coda_debug, &dev->v4l2_dev, - "%s: data=0x%x, reg=0x%x\n", __func__, data, reg); - return data; -} - -static inline unsigned long coda_isbusy(struct coda_dev *dev) -{ - return coda_read(dev, CODA_REG_BIT_BUSY); -} - -static inline int coda_is_initialized(struct coda_dev *dev) -{ - return (coda_read(dev, CODA_REG_BIT_CUR_PC) != 0); -} - -static int coda_wait_timeout(struct coda_dev *dev) -{ - unsigned long timeout = jiffies + msecs_to_jiffies(1000); - - while (coda_isbusy(dev)) { - if (time_after(jiffies, timeout)) - return -ETIMEDOUT; - } - return 0; -} - -static void coda_command_async(struct coda_ctx *ctx, int cmd) -{ - struct coda_dev *dev = ctx->dev; - - if (dev->devtype->product == CODA_960 || - dev->devtype->product == CODA_7541) { - /* Restore context related registers to CODA */ - coda_write(dev, ctx->bit_stream_param, - CODA_REG_BIT_BIT_STREAM_PARAM); - coda_write(dev, ctx->frm_dis_flg, - CODA_REG_BIT_FRM_DIS_FLG(ctx->reg_idx)); - coda_write(dev, ctx->frame_mem_ctrl, - CODA_REG_BIT_FRAME_MEM_CTRL); - coda_write(dev, ctx->workbuf.paddr, CODA_REG_BIT_WORK_BUF_ADDR); - } - - if (dev->devtype->product == CODA_960) { - coda_write(dev, 1, CODA9_GDI_WPROT_ERR_CLR); - coda_write(dev, 0, CODA9_GDI_WPROT_RGN_EN); - } - - coda_write(dev, CODA_REG_BIT_BUSY_FLAG, CODA_REG_BIT_BUSY); - - coda_write(dev, ctx->idx, CODA_REG_BIT_RUN_INDEX); - coda_write(dev, ctx->params.codec_mode, CODA_REG_BIT_RUN_COD_STD); - coda_write(dev, ctx->params.codec_mode_aux, CODA7_REG_BIT_RUN_AUX_STD); - - coda_write(dev, cmd, CODA_REG_BIT_RUN_COMMAND); -} - -static int coda_command_sync(struct coda_ctx *ctx, int cmd) -{ - struct coda_dev *dev = ctx->dev; - - coda_command_async(ctx, cmd); - return coda_wait_timeout(dev); -} - -static int coda_hw_reset(struct coda_ctx *ctx) -{ - struct coda_dev *dev = ctx->dev; - unsigned long timeout; - unsigned int idx; - int ret; - - if (!dev->rstc) - return -ENOENT; - - idx = coda_read(dev, CODA_REG_BIT_RUN_INDEX); - - timeout = jiffies + msecs_to_jiffies(100); - coda_write(dev, 0x11, CODA9_GDI_BUS_CTRL); - while (coda_read(dev, CODA9_GDI_BUS_STATUS) != 0x77) { - if (time_after(jiffies, timeout)) - return -ETIME; - cpu_relax(); - } - - ret = reset_control_reset(dev->rstc); - if (ret < 0) - return ret; - - coda_write(dev, 0x00, CODA9_GDI_BUS_CTRL); - coda_write(dev, CODA_REG_BIT_BUSY_FLAG, CODA_REG_BIT_BUSY); - coda_write(dev, CODA_REG_RUN_ENABLE, CODA_REG_BIT_CODE_RUN); - ret = coda_wait_timeout(dev); - coda_write(dev, idx, CODA_REG_BIT_RUN_INDEX); - - return ret; -} - -static struct coda_q_data *get_q_data(struct coda_ctx *ctx, - enum v4l2_buf_type type) -{ - switch (type) { - case V4L2_BUF_TYPE_VIDEO_OUTPUT: - return &(ctx->q_data[V4L2_M2M_SRC]); - case V4L2_BUF_TYPE_VIDEO_CAPTURE: - return &(ctx->q_data[V4L2_M2M_DST]); - default: - return NULL; - } -} - -/* - * Array of all formats supported by any version of Coda: - */ -static struct coda_fmt coda_formats[] = { - { - .name = "YUV 4:2:0 Planar, YCbCr", - .fourcc = V4L2_PIX_FMT_YUV420, - }, - { - .name = "YUV 4:2:0 Planar, YCrCb", - .fourcc = V4L2_PIX_FMT_YVU420, - }, - { - .name = "H264 Encoded Stream", - .fourcc = V4L2_PIX_FMT_H264, - }, - { - .name = "MPEG4 Encoded Stream", - .fourcc = V4L2_PIX_FMT_MPEG4, - }, -}; - -#define CODA_CODEC(mode, src_fourcc, dst_fourcc, max_w, max_h) \ - { mode, src_fourcc, dst_fourcc, max_w, max_h } - -/* - * Arrays of codecs supported by each given version of Coda: - * i.MX27 -> codadx6 - * i.MX5x -> coda7 - * i.MX6 -> coda960 - * Use V4L2_PIX_FMT_YUV420 as placeholder for all supported YUV 4:2:0 variants - */ -static struct coda_codec codadx6_codecs[] = { - CODA_CODEC(CODADX6_MODE_ENCODE_H264, V4L2_PIX_FMT_YUV420, V4L2_PIX_FMT_H264, 720, 576), - CODA_CODEC(CODADX6_MODE_ENCODE_MP4, V4L2_PIX_FMT_YUV420, V4L2_PIX_FMT_MPEG4, 720, 576), -}; - -static struct coda_codec coda7_codecs[] = { - CODA_CODEC(CODA7_MODE_ENCODE_H264, V4L2_PIX_FMT_YUV420, V4L2_PIX_FMT_H264, 1280, 720), - CODA_CODEC(CODA7_MODE_ENCODE_MP4, V4L2_PIX_FMT_YUV420, V4L2_PIX_FMT_MPEG4, 1280, 720), - CODA_CODEC(CODA7_MODE_DECODE_H264, V4L2_PIX_FMT_H264, V4L2_PIX_FMT_YUV420, 1920, 1080), - CODA_CODEC(CODA7_MODE_DECODE_MP4, V4L2_PIX_FMT_MPEG4, V4L2_PIX_FMT_YUV420, 1920, 1080), -}; - -static struct coda_codec coda9_codecs[] = { - CODA_CODEC(CODA9_MODE_ENCODE_H264, V4L2_PIX_FMT_YUV420, V4L2_PIX_FMT_H264, 1920, 1080), - CODA_CODEC(CODA9_MODE_ENCODE_MP4, V4L2_PIX_FMT_YUV420, V4L2_PIX_FMT_MPEG4, 1920, 1080), - CODA_CODEC(CODA9_MODE_DECODE_H264, V4L2_PIX_FMT_H264, V4L2_PIX_FMT_YUV420, 1920, 1080), - CODA_CODEC(CODA9_MODE_DECODE_MP4, V4L2_PIX_FMT_MPEG4, V4L2_PIX_FMT_YUV420, 1920, 1080), -}; - -static bool coda_format_is_yuv(u32 fourcc) -{ - switch (fourcc) { - case V4L2_PIX_FMT_YUV420: - case V4L2_PIX_FMT_YVU420: - return true; - default: - return false; - } -} - -/* - * Normalize all supported YUV 4:2:0 formats to the value used in the codec - * tables. - */ -static u32 coda_format_normalize_yuv(u32 fourcc) -{ - return coda_format_is_yuv(fourcc) ? V4L2_PIX_FMT_YUV420 : fourcc; -} - -static struct coda_codec *coda_find_codec(struct coda_dev *dev, int src_fourcc, - int dst_fourcc) -{ - struct coda_codec *codecs = dev->devtype->codecs; - int num_codecs = dev->devtype->num_codecs; - int k; - - src_fourcc = coda_format_normalize_yuv(src_fourcc); - dst_fourcc = coda_format_normalize_yuv(dst_fourcc); - if (src_fourcc == dst_fourcc) - return NULL; - - for (k = 0; k < num_codecs; k++) { - if (codecs[k].src_fourcc == src_fourcc && - codecs[k].dst_fourcc == dst_fourcc) - break; - } - - if (k == num_codecs) - return NULL; - - return &codecs[k]; -} - -static void coda_get_max_dimensions(struct coda_dev *dev, - struct coda_codec *codec, - int *max_w, int *max_h) -{ - struct coda_codec *codecs = dev->devtype->codecs; - int num_codecs = dev->devtype->num_codecs; - unsigned int w, h; - int k; - - if (codec) { - w = codec->max_w; - h = codec->max_h; - } else { - for (k = 0, w = 0, h = 0; k < num_codecs; k++) { - w = max(w, codecs[k].max_w); - h = max(h, codecs[k].max_h); - } - } - - if (max_w) - *max_w = w; - if (max_h) - *max_h = h; -} - -static char *coda_product_name(int product) -{ - static char buf[9]; - - switch (product) { - case CODA_DX6: - return "CodaDx6"; - case CODA_7541: - return "CODA7541"; - case CODA_960: - return "CODA960"; - default: - snprintf(buf, sizeof(buf), "(0x%04x)", product); - return buf; - } -} - -/* - * V4L2 ioctl() operations. - */ -static int coda_querycap(struct file *file, void *priv, - struct v4l2_capability *cap) -{ - struct coda_ctx *ctx = fh_to_ctx(priv); - - strlcpy(cap->driver, CODA_NAME, sizeof(cap->driver)); - strlcpy(cap->card, coda_product_name(ctx->dev->devtype->product), - sizeof(cap->card)); - strlcpy(cap->bus_info, "platform:" CODA_NAME, sizeof(cap->bus_info)); - /* - * This is only a mem-to-mem video device. The capture and output - * device capability flags are left only for backward compatibility - * and are scheduled for removal. - */ - cap->device_caps = V4L2_CAP_VIDEO_CAPTURE | V4L2_CAP_VIDEO_OUTPUT | - V4L2_CAP_VIDEO_M2M | V4L2_CAP_STREAMING; - cap->capabilities = cap->device_caps | V4L2_CAP_DEVICE_CAPS; - - return 0; -} - -static int enum_fmt(void *priv, struct v4l2_fmtdesc *f, - enum v4l2_buf_type type, int src_fourcc) -{ - struct coda_ctx *ctx = fh_to_ctx(priv); - struct coda_codec *codecs = ctx->dev->devtype->codecs; - struct coda_fmt *formats = coda_formats; - struct coda_fmt *fmt; - int num_codecs = ctx->dev->devtype->num_codecs; - int num_formats = ARRAY_SIZE(coda_formats); - int i, k, num = 0; - - for (i = 0; i < num_formats; i++) { - /* Both uncompressed formats are always supported */ - if (coda_format_is_yuv(formats[i].fourcc) && - !coda_format_is_yuv(src_fourcc)) { - if (num == f->index) - break; - ++num; - continue; - } - /* Compressed formats may be supported, check the codec list */ - for (k = 0; k < num_codecs; k++) { - /* if src_fourcc is set, only consider matching codecs */ - if (type == V4L2_BUF_TYPE_VIDEO_CAPTURE && - formats[i].fourcc == codecs[k].dst_fourcc && - (!src_fourcc || src_fourcc == codecs[k].src_fourcc)) - break; - if (type == V4L2_BUF_TYPE_VIDEO_OUTPUT && - formats[i].fourcc == codecs[k].src_fourcc) - break; - } - if (k < num_codecs) { - if (num == f->index) - break; - ++num; - } - } - - if (i < num_formats) { - fmt = &formats[i]; - strlcpy(f->description, fmt->name, sizeof(f->description)); - f->pixelformat = fmt->fourcc; - if (!coda_format_is_yuv(fmt->fourcc)) - f->flags |= V4L2_FMT_FLAG_COMPRESSED; - return 0; - } - - /* Format not found */ - return -EINVAL; -} - -static int coda_enum_fmt_vid_cap(struct file *file, void *priv, - struct v4l2_fmtdesc *f) -{ - struct coda_ctx *ctx = fh_to_ctx(priv); - struct vb2_queue *src_vq; - struct coda_q_data *q_data_src; - - /* If the source format is already fixed, only list matching formats */ - src_vq = v4l2_m2m_get_vq(ctx->fh.m2m_ctx, V4L2_BUF_TYPE_VIDEO_OUTPUT); - if (vb2_is_streaming(src_vq)) { - q_data_src = get_q_data(ctx, V4L2_BUF_TYPE_VIDEO_OUTPUT); - - return enum_fmt(priv, f, V4L2_BUF_TYPE_VIDEO_CAPTURE, - q_data_src->fourcc); - } - - return enum_fmt(priv, f, V4L2_BUF_TYPE_VIDEO_CAPTURE, 0); -} - -static int coda_enum_fmt_vid_out(struct file *file, void *priv, - struct v4l2_fmtdesc *f) -{ - return enum_fmt(priv, f, V4L2_BUF_TYPE_VIDEO_OUTPUT, 0); -} - -static int coda_g_fmt(struct file *file, void *priv, - struct v4l2_format *f) -{ - struct coda_q_data *q_data; - struct coda_ctx *ctx = fh_to_ctx(priv); - - q_data = get_q_data(ctx, f->type); - if (!q_data) - return -EINVAL; - - f->fmt.pix.field = V4L2_FIELD_NONE; - f->fmt.pix.pixelformat = q_data->fourcc; - f->fmt.pix.width = q_data->width; - f->fmt.pix.height = q_data->height; - f->fmt.pix.bytesperline = q_data->bytesperline; - - f->fmt.pix.sizeimage = q_data->sizeimage; - f->fmt.pix.colorspace = ctx->colorspace; - - return 0; -} - -static int coda_try_fmt(struct coda_ctx *ctx, struct coda_codec *codec, - struct v4l2_format *f) -{ - struct coda_dev *dev = ctx->dev; - struct coda_q_data *q_data; - unsigned int max_w, max_h; - enum v4l2_field field; - - field = f->fmt.pix.field; - if (field == V4L2_FIELD_ANY) - field = V4L2_FIELD_NONE; - else if (V4L2_FIELD_NONE != field) - return -EINVAL; - - /* V4L2 specification suggests the driver corrects the format struct - * if any of the dimensions is unsupported */ - f->fmt.pix.field = field; - - coda_get_max_dimensions(dev, codec, &max_w, &max_h); - v4l_bound_align_image(&f->fmt.pix.width, MIN_W, max_w, W_ALIGN, - &f->fmt.pix.height, MIN_H, max_h, H_ALIGN, - S_ALIGN); - - switch (f->fmt.pix.pixelformat) { - case V4L2_PIX_FMT_YUV420: - case V4L2_PIX_FMT_YVU420: - case V4L2_PIX_FMT_H264: - case V4L2_PIX_FMT_MPEG4: - case V4L2_PIX_FMT_JPEG: - break; - default: - q_data = get_q_data(ctx, f->type); - if (!q_data) - return -EINVAL; - f->fmt.pix.pixelformat = q_data->fourcc; - } - - switch (f->fmt.pix.pixelformat) { - case V4L2_PIX_FMT_YUV420: - case V4L2_PIX_FMT_YVU420: - /* Frame stride must be multiple of 8, but 16 for h.264 */ - f->fmt.pix.bytesperline = round_up(f->fmt.pix.width, 16); - f->fmt.pix.sizeimage = f->fmt.pix.bytesperline * - f->fmt.pix.height * 3 / 2; - break; - case V4L2_PIX_FMT_H264: - case V4L2_PIX_FMT_MPEG4: - case V4L2_PIX_FMT_JPEG: - f->fmt.pix.bytesperline = 0; - f->fmt.pix.sizeimage = CODA_MAX_FRAME_SIZE; - break; - default: - BUG(); - } - - return 0; -} - -static int coda_try_fmt_vid_cap(struct file *file, void *priv, - struct v4l2_format *f) -{ - struct coda_ctx *ctx = fh_to_ctx(priv); - struct coda_codec *codec; - struct vb2_queue *src_vq; - int ret; - - /* - * If the source format is already fixed, try to find a codec that - * converts to the given destination format - */ - src_vq = v4l2_m2m_get_vq(ctx->fh.m2m_ctx, V4L2_BUF_TYPE_VIDEO_OUTPUT); - if (vb2_is_streaming(src_vq)) { - struct coda_q_data *q_data_src; - - q_data_src = get_q_data(ctx, V4L2_BUF_TYPE_VIDEO_OUTPUT); - codec = coda_find_codec(ctx->dev, q_data_src->fourcc, - f->fmt.pix.pixelformat); - if (!codec) - return -EINVAL; - } else { - /* Otherwise determine codec by encoded format, if possible */ - codec = coda_find_codec(ctx->dev, V4L2_PIX_FMT_YUV420, - f->fmt.pix.pixelformat); - } - - f->fmt.pix.colorspace = ctx->colorspace; - - ret = coda_try_fmt(ctx, codec, f); - if (ret < 0) - return ret; - - /* The h.264 decoder only returns complete 16x16 macroblocks */ - if (codec && codec->src_fourcc == V4L2_PIX_FMT_H264) { - f->fmt.pix.width = f->fmt.pix.width; - f->fmt.pix.height = round_up(f->fmt.pix.height, 16); - f->fmt.pix.bytesperline = round_up(f->fmt.pix.width, 16); - f->fmt.pix.sizeimage = f->fmt.pix.bytesperline * - f->fmt.pix.height * 3 / 2; - } - - return 0; -} - -static int coda_try_fmt_vid_out(struct file *file, void *priv, - struct v4l2_format *f) -{ - struct coda_ctx *ctx = fh_to_ctx(priv); - struct coda_codec *codec; - - /* Determine codec by encoded format, returns NULL if raw or invalid */ - codec = coda_find_codec(ctx->dev, f->fmt.pix.pixelformat, - V4L2_PIX_FMT_YUV420); - - if (!f->fmt.pix.colorspace) - f->fmt.pix.colorspace = V4L2_COLORSPACE_REC709; - - return coda_try_fmt(ctx, codec, f); -} - -static int coda_s_fmt(struct coda_ctx *ctx, struct v4l2_format *f) -{ - struct coda_q_data *q_data; - struct vb2_queue *vq; - - vq = v4l2_m2m_get_vq(ctx->fh.m2m_ctx, f->type); - if (!vq) - return -EINVAL; - - q_data = get_q_data(ctx, f->type); - if (!q_data) - return -EINVAL; - - if (vb2_is_busy(vq)) { - v4l2_err(&ctx->dev->v4l2_dev, "%s queue busy\n", __func__); - return -EBUSY; - } - - q_data->fourcc = f->fmt.pix.pixelformat; - q_data->width = f->fmt.pix.width; - q_data->height = f->fmt.pix.height; - q_data->bytesperline = f->fmt.pix.bytesperline; - q_data->sizeimage = f->fmt.pix.sizeimage; - q_data->rect.left = 0; - q_data->rect.top = 0; - q_data->rect.width = f->fmt.pix.width; - q_data->rect.height = f->fmt.pix.height; - - v4l2_dbg(1, coda_debug, &ctx->dev->v4l2_dev, - "Setting format for type %d, wxh: %dx%d, fmt: %d\n", - f->type, q_data->width, q_data->height, q_data->fourcc); - - return 0; -} - -static int coda_s_fmt_vid_cap(struct file *file, void *priv, - struct v4l2_format *f) -{ - struct coda_ctx *ctx = fh_to_ctx(priv); - int ret; - - ret = coda_try_fmt_vid_cap(file, priv, f); - if (ret) - return ret; - - return coda_s_fmt(ctx, f); -} - -static int coda_s_fmt_vid_out(struct file *file, void *priv, - struct v4l2_format *f) -{ - struct coda_ctx *ctx = fh_to_ctx(priv); - int ret; - - ret = coda_try_fmt_vid_out(file, priv, f); - if (ret) - return ret; - - ret = coda_s_fmt(ctx, f); - if (ret) - ctx->colorspace = f->fmt.pix.colorspace; - - return ret; -} - -static int coda_qbuf(struct file *file, void *priv, - struct v4l2_buffer *buf) -{ - struct coda_ctx *ctx = fh_to_ctx(priv); - - return v4l2_m2m_qbuf(file, ctx->fh.m2m_ctx, buf); -} - -static bool coda_buf_is_end_of_stream(struct coda_ctx *ctx, - struct v4l2_buffer *buf) -{ - struct vb2_queue *src_vq; - - src_vq = v4l2_m2m_get_vq(ctx->fh.m2m_ctx, V4L2_BUF_TYPE_VIDEO_OUTPUT); - - return ((ctx->bit_stream_param & CODA_BIT_STREAM_END_FLAG) && - (buf->sequence == (ctx->qsequence - 1))); -} - -static int coda_dqbuf(struct file *file, void *priv, - struct v4l2_buffer *buf) -{ - struct coda_ctx *ctx = fh_to_ctx(priv); - int ret; - - ret = v4l2_m2m_dqbuf(file, ctx->fh.m2m_ctx, buf); - - /* If this is the last capture buffer, emit an end-of-stream event */ - if (buf->type == V4L2_BUF_TYPE_VIDEO_CAPTURE && - coda_buf_is_end_of_stream(ctx, buf)) { - const struct v4l2_event eos_event = { - .type = V4L2_EVENT_EOS - }; - - v4l2_event_queue_fh(&ctx->fh, &eos_event); - } - - return ret; -} - -static int coda_g_selection(struct file *file, void *fh, - struct v4l2_selection *s) -{ - struct coda_ctx *ctx = fh_to_ctx(fh); - struct coda_q_data *q_data; - struct v4l2_rect r, *rsel; - - q_data = get_q_data(ctx, s->type); - if (!q_data) - return -EINVAL; - - r.left = 0; - r.top = 0; - r.width = q_data->width; - r.height = q_data->height; - rsel = &q_data->rect; - - switch (s->target) { - case V4L2_SEL_TGT_CROP_DEFAULT: - case V4L2_SEL_TGT_CROP_BOUNDS: - rsel = &r; - /* fallthrough */ - case V4L2_SEL_TGT_CROP: - if (s->type != V4L2_BUF_TYPE_VIDEO_OUTPUT) - return -EINVAL; - break; - case V4L2_SEL_TGT_COMPOSE_BOUNDS: - case V4L2_SEL_TGT_COMPOSE_PADDED: - rsel = &r; - /* fallthrough */ - case V4L2_SEL_TGT_COMPOSE: - case V4L2_SEL_TGT_COMPOSE_DEFAULT: - if (s->type != V4L2_BUF_TYPE_VIDEO_CAPTURE) - return -EINVAL; - break; - default: - return -EINVAL; - } - - s->r = *rsel; - - return 0; -} - -static int coda_try_decoder_cmd(struct file *file, void *fh, - struct v4l2_decoder_cmd *dc) -{ - if (dc->cmd != V4L2_DEC_CMD_STOP) - return -EINVAL; - - if (dc->flags & V4L2_DEC_CMD_STOP_TO_BLACK) - return -EINVAL; - - if (!(dc->flags & V4L2_DEC_CMD_STOP_IMMEDIATELY) && (dc->stop.pts != 0)) - return -EINVAL; - - return 0; -} - -static int coda_decoder_cmd(struct file *file, void *fh, - struct v4l2_decoder_cmd *dc) -{ - struct coda_ctx *ctx = fh_to_ctx(fh); - struct coda_dev *dev = ctx->dev; - int ret; - - ret = coda_try_decoder_cmd(file, fh, dc); - if (ret < 0) - return ret; - - /* Ignore decoder stop command silently in encoder context */ - if (ctx->inst_type != CODA_INST_DECODER) - return 0; - - /* Set the strem-end flag on this context */ - ctx->bit_stream_param |= CODA_BIT_STREAM_END_FLAG; - - if ((dev->devtype->product == CODA_960) && - coda_isbusy(dev) && - (ctx->idx == coda_read(dev, CODA_REG_BIT_RUN_INDEX))) { - /* If this context is currently running, update the hardware flag */ - coda_write(dev, ctx->bit_stream_param, CODA_REG_BIT_BIT_STREAM_PARAM); - } - ctx->hold = false; - v4l2_m2m_try_schedule(ctx->fh.m2m_ctx); - - return 0; -} - -static int coda_subscribe_event(struct v4l2_fh *fh, - const struct v4l2_event_subscription *sub) -{ - switch (sub->type) { - case V4L2_EVENT_EOS: - return v4l2_event_subscribe(fh, sub, 0, NULL); - default: - return v4l2_ctrl_subscribe_event(fh, sub); - } -} - -static const struct v4l2_ioctl_ops coda_ioctl_ops = { - .vidioc_querycap = coda_querycap, - - .vidioc_enum_fmt_vid_cap = coda_enum_fmt_vid_cap, - .vidioc_g_fmt_vid_cap = coda_g_fmt, - .vidioc_try_fmt_vid_cap = coda_try_fmt_vid_cap, - .vidioc_s_fmt_vid_cap = coda_s_fmt_vid_cap, - - .vidioc_enum_fmt_vid_out = coda_enum_fmt_vid_out, - .vidioc_g_fmt_vid_out = coda_g_fmt, - .vidioc_try_fmt_vid_out = coda_try_fmt_vid_out, - .vidioc_s_fmt_vid_out = coda_s_fmt_vid_out, - - .vidioc_reqbufs = v4l2_m2m_ioctl_reqbufs, - .vidioc_querybuf = v4l2_m2m_ioctl_querybuf, - - .vidioc_qbuf = coda_qbuf, - .vidioc_expbuf = v4l2_m2m_ioctl_expbuf, - .vidioc_dqbuf = coda_dqbuf, - .vidioc_create_bufs = v4l2_m2m_ioctl_create_bufs, - - .vidioc_streamon = v4l2_m2m_ioctl_streamon, - .vidioc_streamoff = v4l2_m2m_ioctl_streamoff, - - .vidioc_g_selection = coda_g_selection, - - .vidioc_try_decoder_cmd = coda_try_decoder_cmd, - .vidioc_decoder_cmd = coda_decoder_cmd, - - .vidioc_subscribe_event = coda_subscribe_event, - .vidioc_unsubscribe_event = v4l2_event_unsubscribe, -}; - -static int coda_start_decoding(struct coda_ctx *ctx); - -static inline int coda_get_bitstream_payload(struct coda_ctx *ctx) -{ - return kfifo_len(&ctx->bitstream_fifo); -} - -static void coda_kfifo_sync_from_device(struct coda_ctx *ctx) -{ - struct __kfifo *kfifo = &ctx->bitstream_fifo.kfifo; - struct coda_dev *dev = ctx->dev; - u32 rd_ptr; - - rd_ptr = coda_read(dev, CODA_REG_BIT_RD_PTR(ctx->reg_idx)); - kfifo->out = (kfifo->in & ~kfifo->mask) | - (rd_ptr - ctx->bitstream.paddr); - if (kfifo->out > kfifo->in) - kfifo->out -= kfifo->mask + 1; -} - -static void coda_kfifo_sync_to_device_full(struct coda_ctx *ctx) -{ - struct __kfifo *kfifo = &ctx->bitstream_fifo.kfifo; - struct coda_dev *dev = ctx->dev; - u32 rd_ptr, wr_ptr; - - rd_ptr = ctx->bitstream.paddr + (kfifo->out & kfifo->mask); - coda_write(dev, rd_ptr, CODA_REG_BIT_RD_PTR(ctx->reg_idx)); - wr_ptr = ctx->bitstream.paddr + (kfifo->in & kfifo->mask); - coda_write(dev, wr_ptr, CODA_REG_BIT_WR_PTR(ctx->reg_idx)); -} - -static void coda_kfifo_sync_to_device_write(struct coda_ctx *ctx) -{ - struct __kfifo *kfifo = &ctx->bitstream_fifo.kfifo; - struct coda_dev *dev = ctx->dev; - u32 wr_ptr; - - wr_ptr = ctx->bitstream.paddr + (kfifo->in & kfifo->mask); - coda_write(dev, wr_ptr, CODA_REG_BIT_WR_PTR(ctx->reg_idx)); -} - -static int coda_bitstream_queue(struct coda_ctx *ctx, struct vb2_buffer *src_buf) -{ - u32 src_size = vb2_get_plane_payload(src_buf, 0); - u32 n; - - n = kfifo_in(&ctx->bitstream_fifo, vb2_plane_vaddr(src_buf, 0), src_size); - if (n < src_size) - return -ENOSPC; - - dma_sync_single_for_device(&ctx->dev->plat_dev->dev, ctx->bitstream.paddr, - ctx->bitstream.size, DMA_TO_DEVICE); - - src_buf->v4l2_buf.sequence = ctx->qsequence++; - - return 0; -} - -static bool coda_bitstream_try_queue(struct coda_ctx *ctx, - struct vb2_buffer *src_buf) -{ - int ret; - - if (coda_get_bitstream_payload(ctx) + - vb2_get_plane_payload(src_buf, 0) + 512 >= ctx->bitstream.size) - return false; - - if (vb2_plane_vaddr(src_buf, 0) == NULL) { - v4l2_err(&ctx->dev->v4l2_dev, "trying to queue empty buffer\n"); - return true; - } - - ret = coda_bitstream_queue(ctx, src_buf); - if (ret < 0) { - v4l2_err(&ctx->dev->v4l2_dev, "bitstream buffer overflow\n"); - return false; - } - /* Sync read pointer to device */ - if (ctx == v4l2_m2m_get_curr_priv(ctx->dev->m2m_dev)) - coda_kfifo_sync_to_device_write(ctx); - - ctx->hold = false; - - return true; -} - -static void coda_fill_bitstream(struct coda_ctx *ctx) -{ - struct vb2_buffer *src_buf; - struct coda_timestamp *ts; - - while (v4l2_m2m_num_src_bufs_ready(ctx->fh.m2m_ctx) > 0) { - src_buf = v4l2_m2m_next_src_buf(ctx->fh.m2m_ctx); - - if (coda_bitstream_try_queue(ctx, src_buf)) { - /* - * Source buffer is queued in the bitstream ringbuffer; - * queue the timestamp and mark source buffer as done - */ - src_buf = v4l2_m2m_src_buf_remove(ctx->fh.m2m_ctx); - - ts = kmalloc(sizeof(*ts), GFP_KERNEL); - if (ts) { - ts->sequence = src_buf->v4l2_buf.sequence; - ts->timecode = src_buf->v4l2_buf.timecode; - ts->timestamp = src_buf->v4l2_buf.timestamp; - list_add_tail(&ts->list, &ctx->timestamp_list); - } - - v4l2_m2m_buf_done(src_buf, VB2_BUF_STATE_DONE); - } else { - break; - } - } -} - -static void coda_set_gdi_regs(struct coda_ctx *ctx) -{ - struct gdi_tiled_map *tiled_map = &ctx->tiled_map; - struct coda_dev *dev = ctx->dev; - int i; - - for (i = 0; i < 16; i++) - coda_write(dev, tiled_map->xy2ca_map[i], - CODA9_GDI_XY2_CAS_0 + 4 * i); - for (i = 0; i < 4; i++) - coda_write(dev, tiled_map->xy2ba_map[i], - CODA9_GDI_XY2_BA_0 + 4 * i); - for (i = 0; i < 16; i++) - coda_write(dev, tiled_map->xy2ra_map[i], - CODA9_GDI_XY2_RAS_0 + 4 * i); - coda_write(dev, tiled_map->xy2rbc_config, CODA9_GDI_XY2_RBC_CONFIG); - for (i = 0; i < 32; i++) - coda_write(dev, tiled_map->rbc2axi_map[i], - CODA9_GDI_RBC2_AXI_0 + 4 * i); -} - -/* - * Mem-to-mem operations. - */ -static int coda_prepare_decode(struct coda_ctx *ctx) -{ - struct vb2_buffer *dst_buf; - struct coda_dev *dev = ctx->dev; - struct coda_q_data *q_data_dst; - u32 stridey, height; - u32 picture_y, picture_cb, picture_cr; - - dst_buf = v4l2_m2m_next_dst_buf(ctx->fh.m2m_ctx); - q_data_dst = get_q_data(ctx, V4L2_BUF_TYPE_VIDEO_CAPTURE); - - if (ctx->params.rot_mode & CODA_ROT_90) { - stridey = q_data_dst->height; - height = q_data_dst->width; - } else { - stridey = q_data_dst->width; - height = q_data_dst->height; - } - - /* Try to copy source buffer contents into the bitstream ringbuffer */ - mutex_lock(&ctx->bitstream_mutex); - coda_fill_bitstream(ctx); - mutex_unlock(&ctx->bitstream_mutex); - - if (coda_get_bitstream_payload(ctx) < 512 && - (!(ctx->bit_stream_param & CODA_BIT_STREAM_END_FLAG))) { - v4l2_dbg(1, coda_debug, &dev->v4l2_dev, - "bitstream payload: %d, skipping\n", - coda_get_bitstream_payload(ctx)); - v4l2_m2m_job_finish(ctx->dev->m2m_dev, ctx->fh.m2m_ctx); - return -EAGAIN; - } - - /* Run coda_start_decoding (again) if not yet initialized */ - if (!ctx->initialized) { - int ret = coda_start_decoding(ctx); - if (ret < 0) { - v4l2_err(&dev->v4l2_dev, "failed to start decoding\n"); - v4l2_m2m_job_finish(ctx->dev->m2m_dev, ctx->fh.m2m_ctx); - return -EAGAIN; - } else { - ctx->initialized = 1; - } - } - - if (dev->devtype->product == CODA_960) - coda_set_gdi_regs(ctx); - - /* Set rotator output */ - picture_y = vb2_dma_contig_plane_dma_addr(dst_buf, 0); - if (q_data_dst->fourcc == V4L2_PIX_FMT_YVU420) { - /* Switch Cr and Cb for YVU420 format */ - picture_cr = picture_y + stridey * height; - picture_cb = picture_cr + stridey / 2 * height / 2; - } else { - picture_cb = picture_y + stridey * height; - picture_cr = picture_cb + stridey / 2 * height / 2; - } - - if (dev->devtype->product == CODA_960) { - /* - * The CODA960 seems to have an internal list of buffers with - * 64 entries that includes the registered frame buffers as - * well as the rotator buffer output. - * ROT_INDEX needs to be < 0x40, but > ctx->num_internal_frames. - */ - coda_write(dev, CODA_MAX_FRAMEBUFFERS + dst_buf->v4l2_buf.index, - CODA9_CMD_DEC_PIC_ROT_INDEX); - coda_write(dev, picture_y, CODA9_CMD_DEC_PIC_ROT_ADDR_Y); - coda_write(dev, picture_cb, CODA9_CMD_DEC_PIC_ROT_ADDR_CB); - coda_write(dev, picture_cr, CODA9_CMD_DEC_PIC_ROT_ADDR_CR); - coda_write(dev, stridey, CODA9_CMD_DEC_PIC_ROT_STRIDE); - } else { - coda_write(dev, picture_y, CODA_CMD_DEC_PIC_ROT_ADDR_Y); - coda_write(dev, picture_cb, CODA_CMD_DEC_PIC_ROT_ADDR_CB); - coda_write(dev, picture_cr, CODA_CMD_DEC_PIC_ROT_ADDR_CR); - coda_write(dev, stridey, CODA_CMD_DEC_PIC_ROT_STRIDE); - } - coda_write(dev, CODA_ROT_MIR_ENABLE | ctx->params.rot_mode, - CODA_CMD_DEC_PIC_ROT_MODE); - - switch (dev->devtype->product) { - case CODA_DX6: - /* TBD */ - case CODA_7541: - coda_write(dev, CODA_PRE_SCAN_EN, CODA_CMD_DEC_PIC_OPTION); - break; - case CODA_960: - coda_write(dev, (1 << 10), CODA_CMD_DEC_PIC_OPTION); /* 'hardcode to use interrupt disable mode'? */ - break; - } - - coda_write(dev, 0, CODA_CMD_DEC_PIC_SKIP_NUM); - - coda_write(dev, 0, CODA_CMD_DEC_PIC_BB_START); - coda_write(dev, 0, CODA_CMD_DEC_PIC_START_BYTE); - - return 0; -} - -static void coda_prepare_encode(struct coda_ctx *ctx) -{ - struct coda_q_data *q_data_src, *q_data_dst; - struct vb2_buffer *src_buf, *dst_buf; - struct coda_dev *dev = ctx->dev; - int force_ipicture; - int quant_param = 0; - u32 picture_y, picture_cb, picture_cr; - u32 pic_stream_buffer_addr, pic_stream_buffer_size; - u32 dst_fourcc; - - src_buf = v4l2_m2m_next_src_buf(ctx->fh.m2m_ctx); - dst_buf = v4l2_m2m_next_dst_buf(ctx->fh.m2m_ctx); - q_data_src = get_q_data(ctx, V4L2_BUF_TYPE_VIDEO_OUTPUT); - q_data_dst = get_q_data(ctx, V4L2_BUF_TYPE_VIDEO_CAPTURE); - dst_fourcc = q_data_dst->fourcc; - - src_buf->v4l2_buf.sequence = ctx->osequence; - dst_buf->v4l2_buf.sequence = ctx->osequence; - ctx->osequence++; - - /* - * Workaround coda firmware BUG that only marks the first - * frame as IDR. This is a problem for some decoders that can't - * recover when a frame is lost. - */ - if (src_buf->v4l2_buf.sequence % ctx->params.gop_size) { - src_buf->v4l2_buf.flags |= V4L2_BUF_FLAG_PFRAME; - src_buf->v4l2_buf.flags &= ~V4L2_BUF_FLAG_KEYFRAME; - } else { - src_buf->v4l2_buf.flags |= V4L2_BUF_FLAG_KEYFRAME; - src_buf->v4l2_buf.flags &= ~V4L2_BUF_FLAG_PFRAME; - } - - if (dev->devtype->product == CODA_960) - coda_set_gdi_regs(ctx); - - /* - * Copy headers at the beginning of the first frame for H.264 only. - * In MPEG4 they are already copied by the coda. - */ - if (src_buf->v4l2_buf.sequence == 0) { - pic_stream_buffer_addr = - vb2_dma_contig_plane_dma_addr(dst_buf, 0) + - ctx->vpu_header_size[0] + - ctx->vpu_header_size[1] + - ctx->vpu_header_size[2]; - pic_stream_buffer_size = CODA_MAX_FRAME_SIZE - - ctx->vpu_header_size[0] - - ctx->vpu_header_size[1] - - ctx->vpu_header_size[2]; - memcpy(vb2_plane_vaddr(dst_buf, 0), - &ctx->vpu_header[0][0], ctx->vpu_header_size[0]); - memcpy(vb2_plane_vaddr(dst_buf, 0) + ctx->vpu_header_size[0], - &ctx->vpu_header[1][0], ctx->vpu_header_size[1]); - memcpy(vb2_plane_vaddr(dst_buf, 0) + ctx->vpu_header_size[0] + - ctx->vpu_header_size[1], &ctx->vpu_header[2][0], - ctx->vpu_header_size[2]); - } else { - pic_stream_buffer_addr = - vb2_dma_contig_plane_dma_addr(dst_buf, 0); - pic_stream_buffer_size = CODA_MAX_FRAME_SIZE; - } - - if (src_buf->v4l2_buf.flags & V4L2_BUF_FLAG_KEYFRAME) { - force_ipicture = 1; - switch (dst_fourcc) { - case V4L2_PIX_FMT_H264: - quant_param = ctx->params.h264_intra_qp; - break; - case V4L2_PIX_FMT_MPEG4: - quant_param = ctx->params.mpeg4_intra_qp; - break; - default: - v4l2_warn(&ctx->dev->v4l2_dev, - "cannot set intra qp, fmt not supported\n"); - break; - } - } else { - force_ipicture = 0; - switch (dst_fourcc) { - case V4L2_PIX_FMT_H264: - quant_param = ctx->params.h264_inter_qp; - break; - case V4L2_PIX_FMT_MPEG4: - quant_param = ctx->params.mpeg4_inter_qp; - break; - default: - v4l2_warn(&ctx->dev->v4l2_dev, - "cannot set inter qp, fmt not supported\n"); - break; - } - } - - /* submit */ - coda_write(dev, CODA_ROT_MIR_ENABLE | ctx->params.rot_mode, CODA_CMD_ENC_PIC_ROT_MODE); - coda_write(dev, quant_param, CODA_CMD_ENC_PIC_QS); - - - picture_y = vb2_dma_contig_plane_dma_addr(src_buf, 0); - switch (q_data_src->fourcc) { - case V4L2_PIX_FMT_YVU420: - /* Switch Cb and Cr for YVU420 format */ - picture_cr = picture_y + q_data_src->bytesperline * - q_data_src->height; - picture_cb = picture_cr + q_data_src->bytesperline / 2 * - q_data_src->height / 2; - break; - case V4L2_PIX_FMT_YUV420: - default: - picture_cb = picture_y + q_data_src->bytesperline * - q_data_src->height; - picture_cr = picture_cb + q_data_src->bytesperline / 2 * - q_data_src->height / 2; - break; - } - - if (dev->devtype->product == CODA_960) { - coda_write(dev, 4/*FIXME: 0*/, CODA9_CMD_ENC_PIC_SRC_INDEX); - coda_write(dev, q_data_src->width, CODA9_CMD_ENC_PIC_SRC_STRIDE); - coda_write(dev, 0, CODA9_CMD_ENC_PIC_SUB_FRAME_SYNC); - - coda_write(dev, picture_y, CODA9_CMD_ENC_PIC_SRC_ADDR_Y); - coda_write(dev, picture_cb, CODA9_CMD_ENC_PIC_SRC_ADDR_CB); - coda_write(dev, picture_cr, CODA9_CMD_ENC_PIC_SRC_ADDR_CR); - } else { - coda_write(dev, picture_y, CODA_CMD_ENC_PIC_SRC_ADDR_Y); - coda_write(dev, picture_cb, CODA_CMD_ENC_PIC_SRC_ADDR_CB); - coda_write(dev, picture_cr, CODA_CMD_ENC_PIC_SRC_ADDR_CR); - } - coda_write(dev, force_ipicture << 1 & 0x2, - CODA_CMD_ENC_PIC_OPTION); - - coda_write(dev, pic_stream_buffer_addr, CODA_CMD_ENC_PIC_BB_START); - coda_write(dev, pic_stream_buffer_size / 1024, - CODA_CMD_ENC_PIC_BB_SIZE); - - if (!ctx->streamon_out) { - /* After streamoff on the output side, set the stream end flag */ - ctx->bit_stream_param |= CODA_BIT_STREAM_END_FLAG; - coda_write(dev, ctx->bit_stream_param, CODA_REG_BIT_BIT_STREAM_PARAM); - } -} - -static void coda_device_run(void *m2m_priv) -{ - struct coda_ctx *ctx = m2m_priv; - struct coda_dev *dev = ctx->dev; - - queue_work(dev->workqueue, &ctx->pic_run_work); -} - -static void coda_free_framebuffers(struct coda_ctx *ctx); -static void coda_free_context_buffers(struct coda_ctx *ctx); - -static void coda_seq_end_work(struct work_struct *work) -{ - struct coda_ctx *ctx = container_of(work, struct coda_ctx, seq_end_work); - struct coda_dev *dev = ctx->dev; - - mutex_lock(&ctx->buffer_mutex); - mutex_lock(&dev->coda_mutex); - - v4l2_dbg(1, coda_debug, &dev->v4l2_dev, - "%d: %s: sent command 'SEQ_END' to coda\n", ctx->idx, __func__); - if (coda_command_sync(ctx, CODA_COMMAND_SEQ_END)) { - v4l2_err(&dev->v4l2_dev, - "CODA_COMMAND_SEQ_END failed\n"); - } - - kfifo_init(&ctx->bitstream_fifo, - ctx->bitstream.vaddr, ctx->bitstream.size); - - coda_free_framebuffers(ctx); - coda_free_context_buffers(ctx); - - mutex_unlock(&dev->coda_mutex); - mutex_unlock(&ctx->buffer_mutex); -} - -static void coda_finish_decode(struct coda_ctx *ctx); -static void coda_finish_encode(struct coda_ctx *ctx); - -static void coda_pic_run_work(struct work_struct *work) -{ - struct coda_ctx *ctx = container_of(work, struct coda_ctx, pic_run_work); - struct coda_dev *dev = ctx->dev; - int ret; - - mutex_lock(&ctx->buffer_mutex); - mutex_lock(&dev->coda_mutex); - - if (ctx->inst_type == CODA_INST_DECODER) { - ret = coda_prepare_decode(ctx); - if (ret < 0) { - mutex_unlock(&dev->coda_mutex); - mutex_unlock(&ctx->buffer_mutex); - /* job_finish scheduled by prepare_decode */ - return; - } - } else { - coda_prepare_encode(ctx); - } - - if (dev->devtype->product != CODA_DX6) - coda_write(dev, ctx->iram_info.axi_sram_use, - CODA7_REG_BIT_AXI_SRAM_USE); - - if (ctx->inst_type == CODA_INST_DECODER) - coda_kfifo_sync_to_device_full(ctx); - coda_command_async(ctx, CODA_COMMAND_PIC_RUN); - - if (!wait_for_completion_timeout(&ctx->completion, msecs_to_jiffies(1000))) { - dev_err(&dev->plat_dev->dev, "CODA PIC_RUN timeout\n"); - - ctx->hold = true; - - coda_hw_reset(ctx); - } else if (!ctx->aborting) { - if (ctx->inst_type == CODA_INST_DECODER) - coda_finish_decode(ctx); - else - coda_finish_encode(ctx); - } - - if (ctx->aborting || (!ctx->streamon_cap && !ctx->streamon_out)) - queue_work(dev->workqueue, &ctx->seq_end_work); - - mutex_unlock(&dev->coda_mutex); - mutex_unlock(&ctx->buffer_mutex); - - v4l2_m2m_job_finish(ctx->dev->m2m_dev, ctx->fh.m2m_ctx); -} - -static int coda_job_ready(void *m2m_priv) -{ - struct coda_ctx *ctx = m2m_priv; - - /* - * For both 'P' and 'key' frame cases 1 picture - * and 1 frame are needed. In the decoder case, - * the compressed frame can be in the bitstream. - */ - if (!v4l2_m2m_num_src_bufs_ready(ctx->fh.m2m_ctx) && - ctx->inst_type != CODA_INST_DECODER) { - v4l2_dbg(1, coda_debug, &ctx->dev->v4l2_dev, - "not ready: not enough video buffers.\n"); - return 0; - } - - if (!v4l2_m2m_num_dst_bufs_ready(ctx->fh.m2m_ctx)) { - v4l2_dbg(1, coda_debug, &ctx->dev->v4l2_dev, - "not ready: not enough video capture buffers.\n"); - return 0; - } - - if (ctx->hold || - ((ctx->inst_type == CODA_INST_DECODER) && - (coda_get_bitstream_payload(ctx) < 512) && - !(ctx->bit_stream_param & CODA_BIT_STREAM_END_FLAG))) { - v4l2_dbg(1, coda_debug, &ctx->dev->v4l2_dev, - "%d: not ready: not enough bitstream data.\n", - ctx->idx); - return 0; - } - - if (ctx->aborting) { - v4l2_dbg(1, coda_debug, &ctx->dev->v4l2_dev, - "not ready: aborting\n"); - return 0; - } - - v4l2_dbg(1, coda_debug, &ctx->dev->v4l2_dev, - "job ready\n"); - return 1; -} - -static void coda_job_abort(void *priv) -{ - struct coda_ctx *ctx = priv; - - ctx->aborting = 1; - - v4l2_dbg(1, coda_debug, &ctx->dev->v4l2_dev, - "Aborting task\n"); -} - -static void coda_lock(void *m2m_priv) -{ - struct coda_ctx *ctx = m2m_priv; - struct coda_dev *pcdev = ctx->dev; - mutex_lock(&pcdev->dev_mutex); -} - -static void coda_unlock(void *m2m_priv) -{ - struct coda_ctx *ctx = m2m_priv; - struct coda_dev *pcdev = ctx->dev; - mutex_unlock(&pcdev->dev_mutex); -} - -static struct v4l2_m2m_ops coda_m2m_ops = { - .device_run = coda_device_run, - .job_ready = coda_job_ready, - .job_abort = coda_job_abort, - .lock = coda_lock, - .unlock = coda_unlock, -}; - -static void coda_set_tiled_map_type(struct coda_ctx *ctx, int tiled_map_type) -{ - struct gdi_tiled_map *tiled_map = &ctx->tiled_map; - int luma_map, chro_map, i; - - memset(tiled_map, 0, sizeof(*tiled_map)); - - luma_map = 64; - chro_map = 64; - tiled_map->map_type = tiled_map_type; - for (i = 0; i < 16; i++) - tiled_map->xy2ca_map[i] = luma_map << 8 | chro_map; - for (i = 0; i < 4; i++) - tiled_map->xy2ba_map[i] = luma_map << 8 | chro_map; - for (i = 0; i < 16; i++) - tiled_map->xy2ra_map[i] = luma_map << 8 | chro_map; - - if (tiled_map_type == GDI_LINEAR_FRAME_MAP) { - tiled_map->xy2rbc_config = 0; - } else { - dev_err(&ctx->dev->plat_dev->dev, "invalid map type: %d\n", - tiled_map_type); - return; - } -} - -static void set_default_params(struct coda_ctx *ctx) -{ - int max_w; - int max_h; - - ctx->codec = &ctx->dev->devtype->codecs[0]; - max_w = ctx->codec->max_w; - max_h = ctx->codec->max_h; - - ctx->params.codec_mode = CODA_MODE_INVALID; - ctx->colorspace = V4L2_COLORSPACE_REC709; - ctx->params.framerate = 30; - ctx->aborting = 0; - - /* Default formats for output and input queues */ - ctx->q_data[V4L2_M2M_SRC].fourcc = ctx->codec->src_fourcc; - ctx->q_data[V4L2_M2M_DST].fourcc = ctx->codec->dst_fourcc; - ctx->q_data[V4L2_M2M_SRC].width = max_w; - ctx->q_data[V4L2_M2M_SRC].height = max_h; - ctx->q_data[V4L2_M2M_SRC].bytesperline = max_w; - ctx->q_data[V4L2_M2M_SRC].sizeimage = (max_w * max_h * 3) / 2; - ctx->q_data[V4L2_M2M_DST].width = max_w; - ctx->q_data[V4L2_M2M_DST].height = max_h; - ctx->q_data[V4L2_M2M_DST].bytesperline = 0; - ctx->q_data[V4L2_M2M_DST].sizeimage = CODA_MAX_FRAME_SIZE; - ctx->q_data[V4L2_M2M_SRC].rect.width = max_w; - ctx->q_data[V4L2_M2M_SRC].rect.height = max_h; - ctx->q_data[V4L2_M2M_DST].rect.width = max_w; - ctx->q_data[V4L2_M2M_DST].rect.height = max_h; - - if (ctx->dev->devtype->product == CODA_960) - coda_set_tiled_map_type(ctx, GDI_LINEAR_FRAME_MAP); -} - -/* - * Queue operations - */ -static int coda_queue_setup(struct vb2_queue *vq, - const struct v4l2_format *fmt, - unsigned int *nbuffers, unsigned int *nplanes, - unsigned int sizes[], void *alloc_ctxs[]) -{ - struct coda_ctx *ctx = vb2_get_drv_priv(vq); - struct coda_q_data *q_data; - unsigned int size; - - q_data = get_q_data(ctx, vq->type); - size = q_data->sizeimage; - - *nplanes = 1; - sizes[0] = size; - - alloc_ctxs[0] = ctx->dev->alloc_ctx; - - v4l2_dbg(1, coda_debug, &ctx->dev->v4l2_dev, - "get %d buffer(s) of size %d each.\n", *nbuffers, size); - - return 0; -} - -static int coda_buf_prepare(struct vb2_buffer *vb) -{ - struct coda_ctx *ctx = vb2_get_drv_priv(vb->vb2_queue); - struct coda_q_data *q_data; - - q_data = get_q_data(ctx, vb->vb2_queue->type); - - if (vb2_plane_size(vb, 0) < q_data->sizeimage) { - v4l2_warn(&ctx->dev->v4l2_dev, - "%s data will not fit into plane (%lu < %lu)\n", - __func__, vb2_plane_size(vb, 0), - (long)q_data->sizeimage); - return -EINVAL; - } - - return 0; -} - -static void coda_buf_queue(struct vb2_buffer *vb) -{ - struct coda_ctx *ctx = vb2_get_drv_priv(vb->vb2_queue); - struct coda_dev *dev = ctx->dev; - struct coda_q_data *q_data; - - q_data = get_q_data(ctx, vb->vb2_queue->type); - - /* - * In the decoder case, immediately try to copy the buffer into the - * bitstream ringbuffer and mark it as ready to be dequeued. - */ - if (q_data->fourcc == V4L2_PIX_FMT_H264 && - vb->vb2_queue->type == V4L2_BUF_TYPE_VIDEO_OUTPUT) { - /* - * For backwards compatibility, queuing an empty buffer marks - * the stream end - */ - if (vb2_get_plane_payload(vb, 0) == 0) { - ctx->bit_stream_param |= CODA_BIT_STREAM_END_FLAG; - if ((dev->devtype->product == CODA_960) && - coda_isbusy(dev) && - (ctx->idx == coda_read(dev, CODA_REG_BIT_RUN_INDEX))) { - /* if this decoder instance is running, set the stream end flag */ - coda_write(dev, ctx->bit_stream_param, CODA_REG_BIT_BIT_STREAM_PARAM); - } - } - mutex_lock(&ctx->bitstream_mutex); - v4l2_m2m_buf_queue(ctx->fh.m2m_ctx, vb); - coda_fill_bitstream(ctx); - mutex_unlock(&ctx->bitstream_mutex); - } else { - v4l2_m2m_buf_queue(ctx->fh.m2m_ctx, vb); - } -} - -static void coda_parabuf_write(struct coda_ctx *ctx, int index, u32 value) -{ - struct coda_dev *dev = ctx->dev; - u32 *p = ctx->parabuf.vaddr; - - if (dev->devtype->product == CODA_DX6) - p[index] = value; - else - p[index ^ 1] = value; -} - -static int coda_alloc_aux_buf(struct coda_dev *dev, - struct coda_aux_buf *buf, size_t size, - const char *name, struct dentry *parent) -{ - buf->vaddr = dma_alloc_coherent(&dev->plat_dev->dev, size, &buf->paddr, - GFP_KERNEL); - if (!buf->vaddr) - return -ENOMEM; - - buf->size = size; - - if (name && parent) { - buf->blob.data = buf->vaddr; - buf->blob.size = size; - buf->dentry = debugfs_create_blob(name, 0644, parent, &buf->blob); - if (!buf->dentry) - dev_warn(&dev->plat_dev->dev, - "failed to create debugfs entry %s\n", name); - } - - return 0; -} - -static inline int coda_alloc_context_buf(struct coda_ctx *ctx, - struct coda_aux_buf *buf, size_t size, - const char *name) -{ - return coda_alloc_aux_buf(ctx->dev, buf, size, name, ctx->debugfs_entry); -} - -static void coda_free_aux_buf(struct coda_dev *dev, - struct coda_aux_buf *buf) -{ - if (buf->vaddr) { - dma_free_coherent(&dev->plat_dev->dev, buf->size, - buf->vaddr, buf->paddr); - buf->vaddr = NULL; - buf->size = 0; - } - debugfs_remove(buf->dentry); -} - -static void coda_free_framebuffers(struct coda_ctx *ctx) -{ - int i; - - for (i = 0; i < CODA_MAX_FRAMEBUFFERS; i++) - coda_free_aux_buf(ctx->dev, &ctx->internal_frames[i]); -} - -static int coda_alloc_framebuffers(struct coda_ctx *ctx, struct coda_q_data *q_data, u32 fourcc) -{ - struct coda_dev *dev = ctx->dev; - int width, height; - dma_addr_t paddr; - int ysize; - int ret; - int i; - - if (ctx->codec && (ctx->codec->src_fourcc == V4L2_PIX_FMT_H264 || - ctx->codec->dst_fourcc == V4L2_PIX_FMT_H264)) { - width = round_up(q_data->width, 16); - height = round_up(q_data->height, 16); - } else { - width = round_up(q_data->width, 8); - height = q_data->height; - } - ysize = width * height; - - /* Allocate frame buffers */ - for (i = 0; i < ctx->num_internal_frames; i++) { - size_t size; - char *name; - - size = ysize + ysize / 2; - if (ctx->codec->src_fourcc == V4L2_PIX_FMT_H264 && - dev->devtype->product != CODA_DX6) - size += ysize / 4; - name = kasprintf(GFP_KERNEL, "fb%d", i); - ret = coda_alloc_context_buf(ctx, &ctx->internal_frames[i], - size, name); - kfree(name); - if (ret < 0) { - coda_free_framebuffers(ctx); - return ret; - } - } - - /* Register frame buffers in the parameter buffer */ - for (i = 0; i < ctx->num_internal_frames; i++) { - paddr = ctx->internal_frames[i].paddr; - coda_parabuf_write(ctx, i * 3 + 0, paddr); /* Y */ - coda_parabuf_write(ctx, i * 3 + 1, paddr + ysize); /* Cb */ - coda_parabuf_write(ctx, i * 3 + 2, paddr + ysize + ysize/4); /* Cr */ - - /* mvcol buffer for h.264 */ - if (ctx->codec->src_fourcc == V4L2_PIX_FMT_H264 && - dev->devtype->product != CODA_DX6) - coda_parabuf_write(ctx, 96 + i, - ctx->internal_frames[i].paddr + - ysize + ysize/4 + ysize/4); - } - - /* mvcol buffer for mpeg4 */ - if ((dev->devtype->product != CODA_DX6) && - (ctx->codec->src_fourcc == V4L2_PIX_FMT_MPEG4)) - coda_parabuf_write(ctx, 97, ctx->internal_frames[i].paddr + - ysize + ysize/4 + ysize/4); - - return 0; -} - -static int coda_h264_padding(int size, char *p) -{ - int nal_size; - int diff; - - diff = size - (size & ~0x7); - if (diff == 0) - return 0; - - nal_size = coda_filler_size[diff]; - memcpy(p, coda_filler_nal, nal_size); - - /* Add rbsp stop bit and trailing at the end */ - *(p + nal_size - 1) = 0x80; - - return nal_size; -} - -static phys_addr_t coda_iram_alloc(struct coda_iram_info *iram, size_t size) -{ - phys_addr_t ret; - - size = round_up(size, 1024); - if (size > iram->remaining) - return 0; - iram->remaining -= size; - - ret = iram->next_paddr; - iram->next_paddr += size; - - return ret; -} - -static void coda_setup_iram(struct coda_ctx *ctx) -{ - struct coda_iram_info *iram_info = &ctx->iram_info; - struct coda_dev *dev = ctx->dev; - int mb_width; - int dbk_bits; - int bit_bits; - int ip_bits; - - memset(iram_info, 0, sizeof(*iram_info)); - iram_info->next_paddr = dev->iram.paddr; - iram_info->remaining = dev->iram.size; - - switch (dev->devtype->product) { - case CODA_7541: - dbk_bits = CODA7_USE_HOST_DBK_ENABLE | CODA7_USE_DBK_ENABLE; - bit_bits = CODA7_USE_HOST_BIT_ENABLE | CODA7_USE_BIT_ENABLE; - ip_bits = CODA7_USE_HOST_IP_ENABLE | CODA7_USE_IP_ENABLE; - break; - case CODA_960: - dbk_bits = CODA9_USE_HOST_DBK_ENABLE | CODA9_USE_DBK_ENABLE; - bit_bits = CODA9_USE_HOST_BIT_ENABLE | CODA7_USE_BIT_ENABLE; - ip_bits = CODA9_USE_HOST_IP_ENABLE | CODA7_USE_IP_ENABLE; - break; - default: /* CODA_DX6 */ - return; - } - - if (ctx->inst_type == CODA_INST_ENCODER) { - struct coda_q_data *q_data_src; - - q_data_src = get_q_data(ctx, V4L2_BUF_TYPE_VIDEO_OUTPUT); - mb_width = DIV_ROUND_UP(q_data_src->width, 16); - - /* Prioritize in case IRAM is too small for everything */ - if (dev->devtype->product == CODA_7541) { - iram_info->search_ram_size = round_up(mb_width * 16 * - 36 + 2048, 1024); - iram_info->search_ram_paddr = coda_iram_alloc(iram_info, - iram_info->search_ram_size); - if (!iram_info->search_ram_paddr) { - pr_err("IRAM is smaller than the search ram size\n"); - goto out; - } - iram_info->axi_sram_use |= CODA7_USE_HOST_ME_ENABLE | - CODA7_USE_ME_ENABLE; - } - - /* Only H.264BP and H.263P3 are considered */ - iram_info->buf_dbk_y_use = coda_iram_alloc(iram_info, 64 * mb_width); - iram_info->buf_dbk_c_use = coda_iram_alloc(iram_info, 64 * mb_width); - if (!iram_info->buf_dbk_c_use) - goto out; - iram_info->axi_sram_use |= dbk_bits; - - iram_info->buf_bit_use = coda_iram_alloc(iram_info, 128 * mb_width); - if (!iram_info->buf_bit_use) - goto out; - iram_info->axi_sram_use |= bit_bits; - - iram_info->buf_ip_ac_dc_use = coda_iram_alloc(iram_info, 128 * mb_width); - if (!iram_info->buf_ip_ac_dc_use) - goto out; - iram_info->axi_sram_use |= ip_bits; - - /* OVL and BTP disabled for encoder */ - } else if (ctx->inst_type == CODA_INST_DECODER) { - struct coda_q_data *q_data_dst; - - q_data_dst = get_q_data(ctx, V4L2_BUF_TYPE_VIDEO_CAPTURE); - mb_width = DIV_ROUND_UP(q_data_dst->width, 16); - - iram_info->buf_dbk_y_use = coda_iram_alloc(iram_info, 128 * mb_width); - iram_info->buf_dbk_c_use = coda_iram_alloc(iram_info, 128 * mb_width); - if (!iram_info->buf_dbk_c_use) - goto out; - iram_info->axi_sram_use |= dbk_bits; - - iram_info->buf_bit_use = coda_iram_alloc(iram_info, 128 * mb_width); - if (!iram_info->buf_bit_use) - goto out; - iram_info->axi_sram_use |= bit_bits; - - iram_info->buf_ip_ac_dc_use = coda_iram_alloc(iram_info, 128 * mb_width); - if (!iram_info->buf_ip_ac_dc_use) - goto out; - iram_info->axi_sram_use |= ip_bits; - - /* OVL and BTP unused as there is no VC1 support yet */ - } - -out: - if (!(iram_info->axi_sram_use & CODA7_USE_HOST_IP_ENABLE)) - v4l2_dbg(1, coda_debug, &ctx->dev->v4l2_dev, - "IRAM smaller than needed\n"); - - if (dev->devtype->product == CODA_7541) { - /* TODO - Enabling these causes picture errors on CODA7541 */ - if (ctx->inst_type == CODA_INST_DECODER) { - /* fw 1.4.50 */ - iram_info->axi_sram_use &= ~(CODA7_USE_HOST_IP_ENABLE | - CODA7_USE_IP_ENABLE); - } else { - /* fw 13.4.29 */ - iram_info->axi_sram_use &= ~(CODA7_USE_HOST_IP_ENABLE | - CODA7_USE_HOST_DBK_ENABLE | - CODA7_USE_IP_ENABLE | - CODA7_USE_DBK_ENABLE); - } - } -} - -static void coda_free_context_buffers(struct coda_ctx *ctx) -{ - struct coda_dev *dev = ctx->dev; - - coda_free_aux_buf(dev, &ctx->slicebuf); - coda_free_aux_buf(dev, &ctx->psbuf); - if (dev->devtype->product != CODA_DX6) - coda_free_aux_buf(dev, &ctx->workbuf); -} - -static int coda_alloc_context_buffers(struct coda_ctx *ctx, - struct coda_q_data *q_data) -{ - struct coda_dev *dev = ctx->dev; - size_t size; - int ret; - - if (dev->devtype->product == CODA_DX6) - return 0; - - if (ctx->psbuf.vaddr) { - v4l2_err(&dev->v4l2_dev, "psmembuf still allocated\n"); - return -EBUSY; - } - if (ctx->slicebuf.vaddr) { - v4l2_err(&dev->v4l2_dev, "slicebuf still allocated\n"); - return -EBUSY; - } - if (ctx->workbuf.vaddr) { - v4l2_err(&dev->v4l2_dev, "context buffer still allocated\n"); - ret = -EBUSY; - return -ENOMEM; - } - - if (q_data->fourcc == V4L2_PIX_FMT_H264) { - /* worst case slice size */ - size = (DIV_ROUND_UP(q_data->width, 16) * - DIV_ROUND_UP(q_data->height, 16)) * 3200 / 8 + 512; - ret = coda_alloc_context_buf(ctx, &ctx->slicebuf, size, "slicebuf"); - if (ret < 0) { - v4l2_err(&dev->v4l2_dev, "failed to allocate %d byte slice buffer", - ctx->slicebuf.size); - return ret; - } - } - - if (dev->devtype->product == CODA_7541) { - ret = coda_alloc_context_buf(ctx, &ctx->psbuf, CODA7_PS_BUF_SIZE, "psbuf"); - if (ret < 0) { - v4l2_err(&dev->v4l2_dev, "failed to allocate psmem buffer"); - goto err; - } - } - - size = dev->devtype->workbuf_size; - if (dev->devtype->product == CODA_960 && - q_data->fourcc == V4L2_PIX_FMT_H264) - size += CODA9_PS_SAVE_SIZE; - ret = coda_alloc_context_buf(ctx, &ctx->workbuf, size, "workbuf"); - if (ret < 0) { - v4l2_err(&dev->v4l2_dev, "failed to allocate %d byte context buffer", - ctx->workbuf.size); - goto err; - } - - return 0; - -err: - coda_free_context_buffers(ctx); - return ret; -} - -static int coda_start_decoding(struct coda_ctx *ctx) -{ - struct coda_q_data *q_data_src, *q_data_dst; - u32 bitstream_buf, bitstream_size; - struct coda_dev *dev = ctx->dev; - int width, height; - u32 src_fourcc; - u32 val; - int ret; - - /* Start decoding */ - q_data_src = get_q_data(ctx, V4L2_BUF_TYPE_VIDEO_OUTPUT); - q_data_dst = get_q_data(ctx, V4L2_BUF_TYPE_VIDEO_CAPTURE); - bitstream_buf = ctx->bitstream.paddr; - bitstream_size = ctx->bitstream.size; - src_fourcc = q_data_src->fourcc; - - coda_write(dev, ctx->parabuf.paddr, CODA_REG_BIT_PARA_BUF_ADDR); - - /* Update coda bitstream read and write pointers from kfifo */ - coda_kfifo_sync_to_device_full(ctx); - - ctx->display_idx = -1; - ctx->frm_dis_flg = 0; - coda_write(dev, 0, CODA_REG_BIT_FRM_DIS_FLG(ctx->reg_idx)); - - coda_write(dev, CODA_BIT_DEC_SEQ_INIT_ESCAPE, - CODA_REG_BIT_BIT_STREAM_PARAM); - - coda_write(dev, bitstream_buf, CODA_CMD_DEC_SEQ_BB_START); - coda_write(dev, bitstream_size / 1024, CODA_CMD_DEC_SEQ_BB_SIZE); - val = 0; - if ((dev->devtype->product == CODA_7541) || - (dev->devtype->product == CODA_960)) - val |= CODA_REORDER_ENABLE; - coda_write(dev, val, CODA_CMD_DEC_SEQ_OPTION); - - ctx->params.codec_mode = ctx->codec->mode; - if (dev->devtype->product == CODA_960 && - src_fourcc == V4L2_PIX_FMT_MPEG4) - ctx->params.codec_mode_aux = CODA_MP4_AUX_MPEG4; - else - ctx->params.codec_mode_aux = 0; - if (src_fourcc == V4L2_PIX_FMT_H264) { - if (dev->devtype->product == CODA_7541) { - coda_write(dev, ctx->psbuf.paddr, - CODA_CMD_DEC_SEQ_PS_BB_START); - coda_write(dev, (CODA7_PS_BUF_SIZE / 1024), - CODA_CMD_DEC_SEQ_PS_BB_SIZE); - } - if (dev->devtype->product == CODA_960) { - coda_write(dev, 0, CODA_CMD_DEC_SEQ_X264_MV_EN); - coda_write(dev, 512, CODA_CMD_DEC_SEQ_SPP_CHUNK_SIZE); - } - } - if (dev->devtype->product != CODA_960) { - coda_write(dev, 0, CODA_CMD_DEC_SEQ_SRC_SIZE); - } - - if (coda_command_sync(ctx, CODA_COMMAND_SEQ_INIT)) { - v4l2_err(&dev->v4l2_dev, "CODA_COMMAND_SEQ_INIT timeout\n"); - coda_write(dev, 0, CODA_REG_BIT_BIT_STREAM_PARAM); - return -ETIMEDOUT; - } - - /* Update kfifo out pointer from coda bitstream read pointer */ - coda_kfifo_sync_from_device(ctx); - - coda_write(dev, 0, CODA_REG_BIT_BIT_STREAM_PARAM); - - if (coda_read(dev, CODA_RET_DEC_SEQ_SUCCESS) == 0) { - v4l2_err(&dev->v4l2_dev, - "CODA_COMMAND_SEQ_INIT failed, error code = %d\n", - coda_read(dev, CODA_RET_DEC_SEQ_ERR_REASON)); - return -EAGAIN; - } - - val = coda_read(dev, CODA_RET_DEC_SEQ_SRC_SIZE); - if (dev->devtype->product == CODA_DX6) { - width = (val >> CODADX6_PICWIDTH_OFFSET) & CODADX6_PICWIDTH_MASK; - height = val & CODADX6_PICHEIGHT_MASK; - } else { - width = (val >> CODA7_PICWIDTH_OFFSET) & CODA7_PICWIDTH_MASK; - height = val & CODA7_PICHEIGHT_MASK; - } - - if (width > q_data_dst->width || height > q_data_dst->height) { - v4l2_err(&dev->v4l2_dev, "stream is %dx%d, not %dx%d\n", - width, height, q_data_dst->width, q_data_dst->height); - return -EINVAL; - } - - width = round_up(width, 16); - height = round_up(height, 16); - - v4l2_dbg(1, coda_debug, &dev->v4l2_dev, "%s instance %d now: %dx%d\n", - __func__, ctx->idx, width, height); - - ctx->num_internal_frames = coda_read(dev, CODA_RET_DEC_SEQ_FRAME_NEED); - if (ctx->num_internal_frames > CODA_MAX_FRAMEBUFFERS) { - v4l2_err(&dev->v4l2_dev, - "not enough framebuffers to decode (%d < %d)\n", - CODA_MAX_FRAMEBUFFERS, ctx->num_internal_frames); - return -EINVAL; - } - - if (src_fourcc == V4L2_PIX_FMT_H264) { - u32 left_right; - u32 top_bottom; - - left_right = coda_read(dev, CODA_RET_DEC_SEQ_CROP_LEFT_RIGHT); - top_bottom = coda_read(dev, CODA_RET_DEC_SEQ_CROP_TOP_BOTTOM); - - q_data_dst->rect.left = (left_right >> 10) & 0x3ff; - q_data_dst->rect.top = (top_bottom >> 10) & 0x3ff; - q_data_dst->rect.width = width - q_data_dst->rect.left - - (left_right & 0x3ff); - q_data_dst->rect.height = height - q_data_dst->rect.top - - (top_bottom & 0x3ff); - } - - ret = coda_alloc_framebuffers(ctx, q_data_dst, src_fourcc); - if (ret < 0) - return ret; - - /* Tell the decoder how many frame buffers we allocated. */ - coda_write(dev, ctx->num_internal_frames, CODA_CMD_SET_FRAME_BUF_NUM); - coda_write(dev, width, CODA_CMD_SET_FRAME_BUF_STRIDE); - - if (dev->devtype->product != CODA_DX6) { - /* Set secondary AXI IRAM */ - coda_setup_iram(ctx); - - coda_write(dev, ctx->iram_info.buf_bit_use, - CODA7_CMD_SET_FRAME_AXI_BIT_ADDR); - coda_write(dev, ctx->iram_info.buf_ip_ac_dc_use, - CODA7_CMD_SET_FRAME_AXI_IPACDC_ADDR); - coda_write(dev, ctx->iram_info.buf_dbk_y_use, - CODA7_CMD_SET_FRAME_AXI_DBKY_ADDR); - coda_write(dev, ctx->iram_info.buf_dbk_c_use, - CODA7_CMD_SET_FRAME_AXI_DBKC_ADDR); - coda_write(dev, ctx->iram_info.buf_ovl_use, - CODA7_CMD_SET_FRAME_AXI_OVL_ADDR); - if (dev->devtype->product == CODA_960) - coda_write(dev, ctx->iram_info.buf_btp_use, - CODA9_CMD_SET_FRAME_AXI_BTP_ADDR); - } - - if (dev->devtype->product == CODA_960) { - coda_write(dev, -1, CODA9_CMD_SET_FRAME_DELAY); - - coda_write(dev, 0x20262024, CODA9_CMD_SET_FRAME_CACHE_SIZE); - coda_write(dev, 2 << CODA9_CACHE_PAGEMERGE_OFFSET | - 32 << CODA9_CACHE_LUMA_BUFFER_SIZE_OFFSET | - 8 << CODA9_CACHE_CB_BUFFER_SIZE_OFFSET | - 8 << CODA9_CACHE_CR_BUFFER_SIZE_OFFSET, - CODA9_CMD_SET_FRAME_CACHE_CONFIG); - } - - if (src_fourcc == V4L2_PIX_FMT_H264) { - coda_write(dev, ctx->slicebuf.paddr, - CODA_CMD_SET_FRAME_SLICE_BB_START); - coda_write(dev, ctx->slicebuf.size / 1024, - CODA_CMD_SET_FRAME_SLICE_BB_SIZE); - } - - if (dev->devtype->product == CODA_7541) { - int max_mb_x = 1920 / 16; - int max_mb_y = 1088 / 16; - int max_mb_num = max_mb_x * max_mb_y; - - coda_write(dev, max_mb_num << 16 | max_mb_x << 8 | max_mb_y, - CODA7_CMD_SET_FRAME_MAX_DEC_SIZE); - } else if (dev->devtype->product == CODA_960) { - int max_mb_x = 1920 / 16; - int max_mb_y = 1088 / 16; - int max_mb_num = max_mb_x * max_mb_y; - - coda_write(dev, max_mb_num << 16 | max_mb_x << 8 | max_mb_y, - CODA9_CMD_SET_FRAME_MAX_DEC_SIZE); - } - - if (coda_command_sync(ctx, CODA_COMMAND_SET_FRAME_BUF)) { - v4l2_err(&ctx->dev->v4l2_dev, - "CODA_COMMAND_SET_FRAME_BUF timeout\n"); - return -ETIMEDOUT; - } - - return 0; -} - -static int coda_encode_header(struct coda_ctx *ctx, struct vb2_buffer *buf, - int header_code, u8 *header, int *size) -{ - struct coda_dev *dev = ctx->dev; - size_t bufsize; - int ret; - int i; - - if (dev->devtype->product == CODA_960) - memset(vb2_plane_vaddr(buf, 0), 0, 64); - - coda_write(dev, vb2_dma_contig_plane_dma_addr(buf, 0), - CODA_CMD_ENC_HEADER_BB_START); - bufsize = vb2_plane_size(buf, 0); - if (dev->devtype->product == CODA_960) - bufsize /= 1024; - coda_write(dev, bufsize, CODA_CMD_ENC_HEADER_BB_SIZE); - coda_write(dev, header_code, CODA_CMD_ENC_HEADER_CODE); - ret = coda_command_sync(ctx, CODA_COMMAND_ENCODE_HEADER); - if (ret < 0) { - v4l2_err(&dev->v4l2_dev, "CODA_COMMAND_ENCODE_HEADER timeout\n"); - return ret; - } - - if (dev->devtype->product == CODA_960) { - for (i = 63; i > 0; i--) - if (((char *)vb2_plane_vaddr(buf, 0))[i] != 0) - break; - *size = i + 1; - } else { - *size = coda_read(dev, CODA_REG_BIT_WR_PTR(ctx->reg_idx)) - - coda_read(dev, CODA_CMD_ENC_HEADER_BB_START); - } - memcpy(header, vb2_plane_vaddr(buf, 0), *size); - - return 0; -} - -static int coda_start_encoding(struct coda_ctx *ctx); - -static int coda_start_streaming(struct vb2_queue *q, unsigned int count) -{ - struct coda_ctx *ctx = vb2_get_drv_priv(q); - struct v4l2_device *v4l2_dev = &ctx->dev->v4l2_dev; - struct coda_dev *dev = ctx->dev; - struct coda_q_data *q_data_src, *q_data_dst; - u32 dst_fourcc; - int ret = 0; - - q_data_src = get_q_data(ctx, V4L2_BUF_TYPE_VIDEO_OUTPUT); - if (q->type == V4L2_BUF_TYPE_VIDEO_OUTPUT) { - if (q_data_src->fourcc == V4L2_PIX_FMT_H264) { - if (coda_get_bitstream_payload(ctx) < 512) - return -EINVAL; - } else { - if (count < 1) - return -EINVAL; - } - - ctx->streamon_out = 1; - - if (coda_format_is_yuv(q_data_src->fourcc)) - ctx->inst_type = CODA_INST_ENCODER; - else - ctx->inst_type = CODA_INST_DECODER; - } else { - if (count < 1) - return -EINVAL; - - ctx->streamon_cap = 1; - } - - /* Don't start the coda unless both queues are on */ - if (!(ctx->streamon_out & ctx->streamon_cap)) - return 0; - - /* Allow decoder device_run with no new buffers queued */ - if (ctx->inst_type == CODA_INST_DECODER) - v4l2_m2m_set_src_buffered(ctx->fh.m2m_ctx, true); - - ctx->gopcounter = ctx->params.gop_size - 1; - q_data_dst = get_q_data(ctx, V4L2_BUF_TYPE_VIDEO_CAPTURE); - dst_fourcc = q_data_dst->fourcc; - - ctx->codec = coda_find_codec(ctx->dev, q_data_src->fourcc, - q_data_dst->fourcc); - if (!ctx->codec) { - v4l2_err(v4l2_dev, "couldn't tell instance type.\n"); - return -EINVAL; - } - - /* Allocate per-instance buffers */ - ret = coda_alloc_context_buffers(ctx, q_data_src); - if (ret < 0) - return ret; - - if (ctx->inst_type == CODA_INST_DECODER) { - mutex_lock(&dev->coda_mutex); - ret = coda_start_decoding(ctx); - mutex_unlock(&dev->coda_mutex); - if (ret == -EAGAIN) - return 0; - else if (ret < 0) - return ret; - } else { - ret = coda_start_encoding(ctx); - } - - ctx->initialized = 1; - return ret; -} - -static int coda_start_encoding(struct coda_ctx *ctx) -{ - struct coda_dev *dev = ctx->dev; - struct v4l2_device *v4l2_dev = &dev->v4l2_dev; - struct coda_q_data *q_data_src, *q_data_dst; - u32 bitstream_buf, bitstream_size; - struct vb2_buffer *buf; - int gamma, ret, value; - u32 dst_fourcc; - - q_data_src = get_q_data(ctx, V4L2_BUF_TYPE_VIDEO_OUTPUT); - q_data_dst = get_q_data(ctx, V4L2_BUF_TYPE_VIDEO_CAPTURE); - dst_fourcc = q_data_dst->fourcc; - - buf = v4l2_m2m_next_dst_buf(ctx->fh.m2m_ctx); - bitstream_buf = vb2_dma_contig_plane_dma_addr(buf, 0); - bitstream_size = q_data_dst->sizeimage; - - if (!coda_is_initialized(dev)) { - v4l2_err(v4l2_dev, "coda is not initialized.\n"); - return -EFAULT; - } - - mutex_lock(&dev->coda_mutex); - - coda_write(dev, ctx->parabuf.paddr, CODA_REG_BIT_PARA_BUF_ADDR); - coda_write(dev, bitstream_buf, CODA_REG_BIT_RD_PTR(ctx->reg_idx)); - coda_write(dev, bitstream_buf, CODA_REG_BIT_WR_PTR(ctx->reg_idx)); - switch (dev->devtype->product) { - case CODA_DX6: - coda_write(dev, CODADX6_STREAM_BUF_DYNALLOC_EN | - CODADX6_STREAM_BUF_PIC_RESET, CODA_REG_BIT_STREAM_CTRL); - break; - case CODA_960: - coda_write(dev, 0, CODA9_GDI_WPROT_RGN_EN); - /* fallthrough */ - case CODA_7541: - coda_write(dev, CODA7_STREAM_BUF_DYNALLOC_EN | - CODA7_STREAM_BUF_PIC_RESET, CODA_REG_BIT_STREAM_CTRL); - break; - } - - value = coda_read(dev, CODA_REG_BIT_FRAME_MEM_CTRL); - value &= ~(1 << 2 | 0x7 << 9); - ctx->frame_mem_ctrl = value; - coda_write(dev, value, CODA_REG_BIT_FRAME_MEM_CTRL); - - if (dev->devtype->product == CODA_DX6) { - /* Configure the coda */ - coda_write(dev, dev->iram.paddr, CODADX6_REG_BIT_SEARCH_RAM_BASE_ADDR); - } - - /* Could set rotation here if needed */ - switch (dev->devtype->product) { - case CODA_DX6: - value = (q_data_src->width & CODADX6_PICWIDTH_MASK) << CODADX6_PICWIDTH_OFFSET; - value |= (q_data_src->height & CODADX6_PICHEIGHT_MASK) << CODA_PICHEIGHT_OFFSET; - break; - case CODA_7541: - if (dst_fourcc == V4L2_PIX_FMT_H264) { - value = (round_up(q_data_src->width, 16) & - CODA7_PICWIDTH_MASK) << CODA7_PICWIDTH_OFFSET; - value |= (round_up(q_data_src->height, 16) & - CODA7_PICHEIGHT_MASK) << CODA_PICHEIGHT_OFFSET; - break; - } - /* fallthrough */ - case CODA_960: - value = (q_data_src->width & CODA7_PICWIDTH_MASK) << CODA7_PICWIDTH_OFFSET; - value |= (q_data_src->height & CODA7_PICHEIGHT_MASK) << CODA_PICHEIGHT_OFFSET; - } - coda_write(dev, value, CODA_CMD_ENC_SEQ_SRC_SIZE); - coda_write(dev, ctx->params.framerate, - CODA_CMD_ENC_SEQ_SRC_F_RATE); - - ctx->params.codec_mode = ctx->codec->mode; - switch (dst_fourcc) { - case V4L2_PIX_FMT_MPEG4: - if (dev->devtype->product == CODA_960) - coda_write(dev, CODA9_STD_MPEG4, CODA_CMD_ENC_SEQ_COD_STD); - else - coda_write(dev, CODA_STD_MPEG4, CODA_CMD_ENC_SEQ_COD_STD); - coda_write(dev, 0, CODA_CMD_ENC_SEQ_MP4_PARA); - break; - case V4L2_PIX_FMT_H264: - if (dev->devtype->product == CODA_960) - coda_write(dev, CODA9_STD_H264, CODA_CMD_ENC_SEQ_COD_STD); - else - coda_write(dev, CODA_STD_H264, CODA_CMD_ENC_SEQ_COD_STD); - if (ctx->params.h264_deblk_enabled) { - value = ((ctx->params.h264_deblk_alpha & - CODA_264PARAM_DEBLKFILTEROFFSETALPHA_MASK) << - CODA_264PARAM_DEBLKFILTEROFFSETALPHA_OFFSET) | - ((ctx->params.h264_deblk_beta & - CODA_264PARAM_DEBLKFILTEROFFSETBETA_MASK) << - CODA_264PARAM_DEBLKFILTEROFFSETBETA_OFFSET); - } else { - value = 1 << CODA_264PARAM_DISABLEDEBLK_OFFSET; - } - coda_write(dev, value, CODA_CMD_ENC_SEQ_264_PARA); - break; - default: - v4l2_err(v4l2_dev, - "dst format (0x%08x) invalid.\n", dst_fourcc); - ret = -EINVAL; - goto out; - } - - switch (ctx->params.slice_mode) { - case V4L2_MPEG_VIDEO_MULTI_SLICE_MODE_SINGLE: - value = 0; - break; - case V4L2_MPEG_VIDEO_MULTI_SICE_MODE_MAX_MB: - value = (ctx->params.slice_max_mb & CODA_SLICING_SIZE_MASK) << CODA_SLICING_SIZE_OFFSET; - value |= (1 & CODA_SLICING_UNIT_MASK) << CODA_SLICING_UNIT_OFFSET; - value |= 1 & CODA_SLICING_MODE_MASK; - break; - case V4L2_MPEG_VIDEO_MULTI_SICE_MODE_MAX_BYTES: - value = (ctx->params.slice_max_bits & CODA_SLICING_SIZE_MASK) << CODA_SLICING_SIZE_OFFSET; - value |= (0 & CODA_SLICING_UNIT_MASK) << CODA_SLICING_UNIT_OFFSET; - value |= 1 & CODA_SLICING_MODE_MASK; - break; - } - coda_write(dev, value, CODA_CMD_ENC_SEQ_SLICE_MODE); - value = ctx->params.gop_size & CODA_GOP_SIZE_MASK; - coda_write(dev, value, CODA_CMD_ENC_SEQ_GOP_SIZE); - - if (ctx->params.bitrate) { - /* Rate control enabled */ - value = (ctx->params.bitrate & CODA_RATECONTROL_BITRATE_MASK) << CODA_RATECONTROL_BITRATE_OFFSET; - value |= 1 & CODA_RATECONTROL_ENABLE_MASK; - if (dev->devtype->product == CODA_960) - value |= BIT(31); /* disable autoskip */ - } else { - value = 0; - } - coda_write(dev, value, CODA_CMD_ENC_SEQ_RC_PARA); - - coda_write(dev, 0, CODA_CMD_ENC_SEQ_RC_BUF_SIZE); - coda_write(dev, ctx->params.intra_refresh, - CODA_CMD_ENC_SEQ_INTRA_REFRESH); - - coda_write(dev, bitstream_buf, CODA_CMD_ENC_SEQ_BB_START); - coda_write(dev, bitstream_size / 1024, CODA_CMD_ENC_SEQ_BB_SIZE); - - - value = 0; - if (dev->devtype->product == CODA_960) - gamma = CODA9_DEFAULT_GAMMA; - else - gamma = CODA_DEFAULT_GAMMA; - if (gamma > 0) { - coda_write(dev, (gamma & CODA_GAMMA_MASK) << CODA_GAMMA_OFFSET, - CODA_CMD_ENC_SEQ_RC_GAMMA); - } - - if (ctx->params.h264_min_qp || ctx->params.h264_max_qp) { - coda_write(dev, - ctx->params.h264_min_qp << CODA_QPMIN_OFFSET | - ctx->params.h264_max_qp << CODA_QPMAX_OFFSET, - CODA_CMD_ENC_SEQ_RC_QP_MIN_MAX); - } - if (dev->devtype->product == CODA_960) { - if (ctx->params.h264_max_qp) - value |= 1 << CODA9_OPTION_RCQPMAX_OFFSET; - if (CODA_DEFAULT_GAMMA > 0) - value |= 1 << CODA9_OPTION_GAMMA_OFFSET; - } else { - if (CODA_DEFAULT_GAMMA > 0) { - if (dev->devtype->product == CODA_DX6) - value |= 1 << CODADX6_OPTION_GAMMA_OFFSET; - else - value |= 1 << CODA7_OPTION_GAMMA_OFFSET; - } - if (ctx->params.h264_min_qp) - value |= 1 << CODA7_OPTION_RCQPMIN_OFFSET; - if (ctx->params.h264_max_qp) - value |= 1 << CODA7_OPTION_RCQPMAX_OFFSET; - } - coda_write(dev, value, CODA_CMD_ENC_SEQ_OPTION); - - coda_write(dev, 0, CODA_CMD_ENC_SEQ_RC_INTERVAL_MODE); - - coda_setup_iram(ctx); - - if (dst_fourcc == V4L2_PIX_FMT_H264) { - switch (dev->devtype->product) { - case CODA_DX6: - value = FMO_SLICE_SAVE_BUF_SIZE << 7; - coda_write(dev, value, CODADX6_CMD_ENC_SEQ_FMO); - break; - case CODA_7541: - coda_write(dev, ctx->iram_info.search_ram_paddr, - CODA7_CMD_ENC_SEQ_SEARCH_BASE); - coda_write(dev, ctx->iram_info.search_ram_size, - CODA7_CMD_ENC_SEQ_SEARCH_SIZE); - break; - case CODA_960: - coda_write(dev, 0, CODA9_CMD_ENC_SEQ_ME_OPTION); - coda_write(dev, 0, CODA9_CMD_ENC_SEQ_INTRA_WEIGHT); - } - } - - ret = coda_command_sync(ctx, CODA_COMMAND_SEQ_INIT); - if (ret < 0) { - v4l2_err(v4l2_dev, "CODA_COMMAND_SEQ_INIT timeout\n"); - goto out; - } - - if (coda_read(dev, CODA_RET_ENC_SEQ_SUCCESS) == 0) { - v4l2_err(v4l2_dev, "CODA_COMMAND_SEQ_INIT failed\n"); - ret = -EFAULT; - goto out; - } - - if (dev->devtype->product == CODA_960) - ctx->num_internal_frames = 4; - else - ctx->num_internal_frames = 2; - ret = coda_alloc_framebuffers(ctx, q_data_src, dst_fourcc); - if (ret < 0) { - v4l2_err(v4l2_dev, "failed to allocate framebuffers\n"); - goto out; - } - - coda_write(dev, ctx->num_internal_frames, CODA_CMD_SET_FRAME_BUF_NUM); - coda_write(dev, q_data_src->bytesperline, - CODA_CMD_SET_FRAME_BUF_STRIDE); - if (dev->devtype->product == CODA_7541) { - coda_write(dev, q_data_src->bytesperline, - CODA7_CMD_SET_FRAME_SOURCE_BUF_STRIDE); - } - if (dev->devtype->product != CODA_DX6) { - coda_write(dev, ctx->iram_info.buf_bit_use, - CODA7_CMD_SET_FRAME_AXI_BIT_ADDR); - coda_write(dev, ctx->iram_info.buf_ip_ac_dc_use, - CODA7_CMD_SET_FRAME_AXI_IPACDC_ADDR); - coda_write(dev, ctx->iram_info.buf_dbk_y_use, - CODA7_CMD_SET_FRAME_AXI_DBKY_ADDR); - coda_write(dev, ctx->iram_info.buf_dbk_c_use, - CODA7_CMD_SET_FRAME_AXI_DBKC_ADDR); - coda_write(dev, ctx->iram_info.buf_ovl_use, - CODA7_CMD_SET_FRAME_AXI_OVL_ADDR); - if (dev->devtype->product == CODA_960) { - coda_write(dev, ctx->iram_info.buf_btp_use, - CODA9_CMD_SET_FRAME_AXI_BTP_ADDR); - - /* FIXME */ - coda_write(dev, ctx->internal_frames[2].paddr, CODA9_CMD_SET_FRAME_SUBSAMP_A); - coda_write(dev, ctx->internal_frames[3].paddr, CODA9_CMD_SET_FRAME_SUBSAMP_B); - } - } - - ret = coda_command_sync(ctx, CODA_COMMAND_SET_FRAME_BUF); - if (ret < 0) { - v4l2_err(v4l2_dev, "CODA_COMMAND_SET_FRAME_BUF timeout\n"); - goto out; - } - - /* Save stream headers */ - buf = v4l2_m2m_next_dst_buf(ctx->fh.m2m_ctx); - switch (dst_fourcc) { - case V4L2_PIX_FMT_H264: - /* - * Get SPS in the first frame and copy it to an - * intermediate buffer. - */ - ret = coda_encode_header(ctx, buf, CODA_HEADER_H264_SPS, - &ctx->vpu_header[0][0], - &ctx->vpu_header_size[0]); - if (ret < 0) - goto out; - - /* - * Get PPS in the first frame and copy it to an - * intermediate buffer. - */ - ret = coda_encode_header(ctx, buf, CODA_HEADER_H264_PPS, - &ctx->vpu_header[1][0], - &ctx->vpu_header_size[1]); - if (ret < 0) - goto out; - - /* - * Length of H.264 headers is variable and thus it might not be - * aligned for the coda to append the encoded frame. In that is - * the case a filler NAL must be added to header 2. - */ - ctx->vpu_header_size[2] = coda_h264_padding( - (ctx->vpu_header_size[0] + - ctx->vpu_header_size[1]), - ctx->vpu_header[2]); - break; - case V4L2_PIX_FMT_MPEG4: - /* - * Get VOS in the first frame and copy it to an - * intermediate buffer - */ - ret = coda_encode_header(ctx, buf, CODA_HEADER_MP4V_VOS, - &ctx->vpu_header[0][0], - &ctx->vpu_header_size[0]); - if (ret < 0) - goto out; - - ret = coda_encode_header(ctx, buf, CODA_HEADER_MP4V_VIS, - &ctx->vpu_header[1][0], - &ctx->vpu_header_size[1]); - if (ret < 0) - goto out; - - ret = coda_encode_header(ctx, buf, CODA_HEADER_MP4V_VOL, - &ctx->vpu_header[2][0], - &ctx->vpu_header_size[2]); - if (ret < 0) - goto out; - break; - default: - /* No more formats need to save headers at the moment */ - break; - } - -out: - mutex_unlock(&dev->coda_mutex); - return ret; -} - -static void coda_stop_streaming(struct vb2_queue *q) -{ - struct coda_ctx *ctx = vb2_get_drv_priv(q); - struct coda_dev *dev = ctx->dev; - - if (q->type == V4L2_BUF_TYPE_VIDEO_OUTPUT) { - v4l2_dbg(1, coda_debug, &dev->v4l2_dev, - "%s: output\n", __func__); - ctx->streamon_out = 0; - - if (ctx->inst_type == CODA_INST_DECODER && - coda_isbusy(dev) && ctx->idx == coda_read(dev, CODA_REG_BIT_RUN_INDEX)) { - /* if this decoder instance is running, set the stream end flag */ - if (dev->devtype->product == CODA_960) { - u32 val = coda_read(dev, CODA_REG_BIT_BIT_STREAM_PARAM); - - val |= CODA_BIT_STREAM_END_FLAG; - coda_write(dev, val, CODA_REG_BIT_BIT_STREAM_PARAM); - ctx->bit_stream_param = val; - } - } - ctx->bit_stream_param |= CODA_BIT_STREAM_END_FLAG; - - ctx->isequence = 0; - } else { - v4l2_dbg(1, coda_debug, &dev->v4l2_dev, - "%s: capture\n", __func__); - ctx->streamon_cap = 0; - - ctx->osequence = 0; - ctx->sequence_offset = 0; - } - - if (!ctx->streamon_out && !ctx->streamon_cap) { - struct coda_timestamp *ts; - - while (!list_empty(&ctx->timestamp_list)) { - ts = list_first_entry(&ctx->timestamp_list, - struct coda_timestamp, list); - list_del(&ts->list); - kfree(ts); - } - kfifo_init(&ctx->bitstream_fifo, - ctx->bitstream.vaddr, ctx->bitstream.size); - ctx->runcounter = 0; - } -} - -static struct vb2_ops coda_qops = { - .queue_setup = coda_queue_setup, - .buf_prepare = coda_buf_prepare, - .buf_queue = coda_buf_queue, - .start_streaming = coda_start_streaming, - .stop_streaming = coda_stop_streaming, - .wait_prepare = vb2_ops_wait_prepare, - .wait_finish = vb2_ops_wait_finish, -}; - -static int coda_s_ctrl(struct v4l2_ctrl *ctrl) -{ - struct coda_ctx *ctx = - container_of(ctrl->handler, struct coda_ctx, ctrls); - - v4l2_dbg(1, coda_debug, &ctx->dev->v4l2_dev, - "s_ctrl: id = %d, val = %d\n", ctrl->id, ctrl->val); - - switch (ctrl->id) { - case V4L2_CID_HFLIP: - if (ctrl->val) - ctx->params.rot_mode |= CODA_MIR_HOR; - else - ctx->params.rot_mode &= ~CODA_MIR_HOR; - break; - case V4L2_CID_VFLIP: - if (ctrl->val) - ctx->params.rot_mode |= CODA_MIR_VER; - else - ctx->params.rot_mode &= ~CODA_MIR_VER; - break; - case V4L2_CID_MPEG_VIDEO_BITRATE: - ctx->params.bitrate = ctrl->val / 1000; - break; - case V4L2_CID_MPEG_VIDEO_GOP_SIZE: - ctx->params.gop_size = ctrl->val; - break; - case V4L2_CID_MPEG_VIDEO_H264_I_FRAME_QP: - ctx->params.h264_intra_qp = ctrl->val; - break; - case V4L2_CID_MPEG_VIDEO_H264_P_FRAME_QP: - ctx->params.h264_inter_qp = ctrl->val; - break; - case V4L2_CID_MPEG_VIDEO_H264_MIN_QP: - ctx->params.h264_min_qp = ctrl->val; - break; - case V4L2_CID_MPEG_VIDEO_H264_MAX_QP: - ctx->params.h264_max_qp = ctrl->val; - break; - case V4L2_CID_MPEG_VIDEO_H264_LOOP_FILTER_ALPHA: - ctx->params.h264_deblk_alpha = ctrl->val; - break; - case V4L2_CID_MPEG_VIDEO_H264_LOOP_FILTER_BETA: - ctx->params.h264_deblk_beta = ctrl->val; - break; - case V4L2_CID_MPEG_VIDEO_H264_LOOP_FILTER_MODE: - ctx->params.h264_deblk_enabled = (ctrl->val == - V4L2_MPEG_VIDEO_H264_LOOP_FILTER_MODE_ENABLED); - break; - case V4L2_CID_MPEG_VIDEO_MPEG4_I_FRAME_QP: - ctx->params.mpeg4_intra_qp = ctrl->val; - break; - case V4L2_CID_MPEG_VIDEO_MPEG4_P_FRAME_QP: - ctx->params.mpeg4_inter_qp = ctrl->val; - break; - case V4L2_CID_MPEG_VIDEO_MULTI_SLICE_MODE: - ctx->params.slice_mode = ctrl->val; - break; - case V4L2_CID_MPEG_VIDEO_MULTI_SLICE_MAX_MB: - ctx->params.slice_max_mb = ctrl->val; - break; - case V4L2_CID_MPEG_VIDEO_MULTI_SLICE_MAX_BYTES: - ctx->params.slice_max_bits = ctrl->val * 8; - break; - case V4L2_CID_MPEG_VIDEO_HEADER_MODE: - break; - case V4L2_CID_MPEG_VIDEO_CYCLIC_INTRA_REFRESH_MB: - ctx->params.intra_refresh = ctrl->val; - break; - default: - v4l2_dbg(1, coda_debug, &ctx->dev->v4l2_dev, - "Invalid control, id=%d, val=%d\n", - ctrl->id, ctrl->val); - return -EINVAL; - } - - return 0; -} - -static struct v4l2_ctrl_ops coda_ctrl_ops = { - .s_ctrl = coda_s_ctrl, -}; - -static int coda_ctrls_setup(struct coda_ctx *ctx) -{ - v4l2_ctrl_handler_init(&ctx->ctrls, 9); - - v4l2_ctrl_new_std(&ctx->ctrls, &coda_ctrl_ops, - V4L2_CID_HFLIP, 0, 1, 1, 0); - v4l2_ctrl_new_std(&ctx->ctrls, &coda_ctrl_ops, - V4L2_CID_VFLIP, 0, 1, 1, 0); - v4l2_ctrl_new_std(&ctx->ctrls, &coda_ctrl_ops, - V4L2_CID_MPEG_VIDEO_BITRATE, 0, 32767000, 1, 0); - v4l2_ctrl_new_std(&ctx->ctrls, &coda_ctrl_ops, - V4L2_CID_MPEG_VIDEO_GOP_SIZE, 1, 60, 1, 16); - v4l2_ctrl_new_std(&ctx->ctrls, &coda_ctrl_ops, - V4L2_CID_MPEG_VIDEO_H264_I_FRAME_QP, 0, 51, 1, 25); - v4l2_ctrl_new_std(&ctx->ctrls, &coda_ctrl_ops, - V4L2_CID_MPEG_VIDEO_H264_P_FRAME_QP, 0, 51, 1, 25); - if (ctx->dev->devtype->product != CODA_960) { - v4l2_ctrl_new_std(&ctx->ctrls, &coda_ctrl_ops, - V4L2_CID_MPEG_VIDEO_H264_MIN_QP, 0, 51, 1, 12); - } - v4l2_ctrl_new_std(&ctx->ctrls, &coda_ctrl_ops, - V4L2_CID_MPEG_VIDEO_H264_MAX_QP, 0, 51, 1, 51); - v4l2_ctrl_new_std(&ctx->ctrls, &coda_ctrl_ops, - V4L2_CID_MPEG_VIDEO_H264_LOOP_FILTER_ALPHA, 0, 15, 1, 0); - v4l2_ctrl_new_std(&ctx->ctrls, &coda_ctrl_ops, - V4L2_CID_MPEG_VIDEO_H264_LOOP_FILTER_BETA, 0, 15, 1, 0); - v4l2_ctrl_new_std_menu(&ctx->ctrls, &coda_ctrl_ops, - V4L2_CID_MPEG_VIDEO_H264_LOOP_FILTER_MODE, - V4L2_MPEG_VIDEO_H264_LOOP_FILTER_MODE_DISABLED, 0x0, - V4L2_MPEG_VIDEO_H264_LOOP_FILTER_MODE_ENABLED); - v4l2_ctrl_new_std(&ctx->ctrls, &coda_ctrl_ops, - V4L2_CID_MPEG_VIDEO_MPEG4_I_FRAME_QP, 1, 31, 1, 2); - v4l2_ctrl_new_std(&ctx->ctrls, &coda_ctrl_ops, - V4L2_CID_MPEG_VIDEO_MPEG4_P_FRAME_QP, 1, 31, 1, 2); - v4l2_ctrl_new_std_menu(&ctx->ctrls, &coda_ctrl_ops, - V4L2_CID_MPEG_VIDEO_MULTI_SLICE_MODE, - V4L2_MPEG_VIDEO_MULTI_SICE_MODE_MAX_BYTES, 0x0, - V4L2_MPEG_VIDEO_MULTI_SLICE_MODE_SINGLE); - v4l2_ctrl_new_std(&ctx->ctrls, &coda_ctrl_ops, - V4L2_CID_MPEG_VIDEO_MULTI_SLICE_MAX_MB, 1, 0x3fffffff, 1, 1); - v4l2_ctrl_new_std(&ctx->ctrls, &coda_ctrl_ops, - V4L2_CID_MPEG_VIDEO_MULTI_SLICE_MAX_BYTES, 1, 0x3fffffff, 1, 500); - v4l2_ctrl_new_std_menu(&ctx->ctrls, &coda_ctrl_ops, - V4L2_CID_MPEG_VIDEO_HEADER_MODE, - V4L2_MPEG_VIDEO_HEADER_MODE_JOINED_WITH_1ST_FRAME, - (1 << V4L2_MPEG_VIDEO_HEADER_MODE_SEPARATE), - V4L2_MPEG_VIDEO_HEADER_MODE_JOINED_WITH_1ST_FRAME); - v4l2_ctrl_new_std(&ctx->ctrls, &coda_ctrl_ops, - V4L2_CID_MPEG_VIDEO_CYCLIC_INTRA_REFRESH_MB, 0, 1920 * 1088 / 256, 1, 0); - - if (ctx->ctrls.error) { - v4l2_err(&ctx->dev->v4l2_dev, "control initialization error (%d)", - ctx->ctrls.error); - return -EINVAL; - } - - return v4l2_ctrl_handler_setup(&ctx->ctrls); -} - -static int coda_queue_init(void *priv, struct vb2_queue *src_vq, - struct vb2_queue *dst_vq) -{ - struct coda_ctx *ctx = priv; - int ret; - - src_vq->type = V4L2_BUF_TYPE_VIDEO_OUTPUT; - src_vq->io_modes = VB2_DMABUF | VB2_MMAP | VB2_USERPTR; - src_vq->drv_priv = ctx; - src_vq->buf_struct_size = sizeof(struct v4l2_m2m_buffer); - src_vq->ops = &coda_qops; - src_vq->mem_ops = &vb2_dma_contig_memops; - src_vq->timestamp_flags = V4L2_BUF_FLAG_TIMESTAMP_COPY; - src_vq->lock = &ctx->dev->dev_mutex; - - ret = vb2_queue_init(src_vq); - if (ret) - return ret; - - dst_vq->type = V4L2_BUF_TYPE_VIDEO_CAPTURE; - dst_vq->io_modes = VB2_DMABUF | VB2_MMAP | VB2_USERPTR; - dst_vq->drv_priv = ctx; - dst_vq->buf_struct_size = sizeof(struct v4l2_m2m_buffer); - dst_vq->ops = &coda_qops; - dst_vq->mem_ops = &vb2_dma_contig_memops; - dst_vq->timestamp_flags = V4L2_BUF_FLAG_TIMESTAMP_COPY; - dst_vq->lock = &ctx->dev->dev_mutex; - - return vb2_queue_init(dst_vq); -} - -static int coda_next_free_instance(struct coda_dev *dev) -{ - int idx = ffz(dev->instance_mask); - - if ((idx < 0) || - (dev->devtype->product == CODA_DX6 && idx > CODADX6_MAX_INSTANCES)) - return -EBUSY; - - return idx; -} - -static int coda_open(struct file *file) -{ - struct coda_dev *dev = video_drvdata(file); - struct coda_ctx *ctx = NULL; - char *name; - int ret; - int idx; - - ctx = kzalloc(sizeof *ctx, GFP_KERNEL); - if (!ctx) - return -ENOMEM; - - idx = coda_next_free_instance(dev); - if (idx < 0) { - ret = idx; - goto err_coda_max; - } - set_bit(idx, &dev->instance_mask); - - name = kasprintf(GFP_KERNEL, "context%d", idx); - ctx->debugfs_entry = debugfs_create_dir(name, dev->debugfs_root); - kfree(name); - - init_completion(&ctx->completion); - INIT_WORK(&ctx->pic_run_work, coda_pic_run_work); - INIT_WORK(&ctx->seq_end_work, coda_seq_end_work); - v4l2_fh_init(&ctx->fh, video_devdata(file)); - file->private_data = &ctx->fh; - v4l2_fh_add(&ctx->fh); - ctx->dev = dev; - ctx->idx = idx; - switch (dev->devtype->product) { - case CODA_7541: - case CODA_960: - ctx->reg_idx = 0; - break; - default: - ctx->reg_idx = idx; - } - - /* Power up and upload firmware if necessary */ - ret = pm_runtime_get_sync(&dev->plat_dev->dev); - if (ret < 0) { - v4l2_err(&dev->v4l2_dev, "failed to power up: %d\n", ret); - goto err_pm_get; - } - - ret = clk_prepare_enable(dev->clk_per); - if (ret) - goto err_clk_per; - - ret = clk_prepare_enable(dev->clk_ahb); - if (ret) - goto err_clk_ahb; - - set_default_params(ctx); - ctx->fh.m2m_ctx = v4l2_m2m_ctx_init(dev->m2m_dev, ctx, - &coda_queue_init); - if (IS_ERR(ctx->fh.m2m_ctx)) { - ret = PTR_ERR(ctx->fh.m2m_ctx); - - v4l2_err(&dev->v4l2_dev, "%s return error (%d)\n", - __func__, ret); - goto err_ctx_init; - } - - ret = coda_ctrls_setup(ctx); - if (ret) { - v4l2_err(&dev->v4l2_dev, "failed to setup coda controls\n"); - goto err_ctrls_setup; - } - - ctx->fh.ctrl_handler = &ctx->ctrls; - - ret = coda_alloc_context_buf(ctx, &ctx->parabuf, CODA_PARA_BUF_SIZE, - "parabuf"); - if (ret < 0) { - v4l2_err(&dev->v4l2_dev, "failed to allocate parabuf"); - goto err_dma_alloc; - } - - ctx->bitstream.size = CODA_MAX_FRAME_SIZE; - ctx->bitstream.vaddr = dma_alloc_writecombine(&dev->plat_dev->dev, - ctx->bitstream.size, &ctx->bitstream.paddr, GFP_KERNEL); - if (!ctx->bitstream.vaddr) { - v4l2_err(&dev->v4l2_dev, "failed to allocate bitstream ringbuffer"); - ret = -ENOMEM; - goto err_dma_writecombine; - } - kfifo_init(&ctx->bitstream_fifo, - ctx->bitstream.vaddr, ctx->bitstream.size); - mutex_init(&ctx->bitstream_mutex); - mutex_init(&ctx->buffer_mutex); - INIT_LIST_HEAD(&ctx->timestamp_list); - - coda_lock(ctx); - list_add(&ctx->list, &dev->instances); - coda_unlock(ctx); - - v4l2_dbg(1, coda_debug, &dev->v4l2_dev, "Created instance %d (%p)\n", - ctx->idx, ctx); - - return 0; - -err_dma_writecombine: - coda_free_context_buffers(ctx); - if (ctx->dev->devtype->product == CODA_DX6) - coda_free_aux_buf(dev, &ctx->workbuf); - coda_free_aux_buf(dev, &ctx->parabuf); -err_dma_alloc: - v4l2_ctrl_handler_free(&ctx->ctrls); -err_ctrls_setup: - v4l2_m2m_ctx_release(ctx->fh.m2m_ctx); -err_ctx_init: - clk_disable_unprepare(dev->clk_ahb); -err_clk_ahb: - clk_disable_unprepare(dev->clk_per); -err_clk_per: - pm_runtime_put_sync(&dev->plat_dev->dev); -err_pm_get: - v4l2_fh_del(&ctx->fh); - v4l2_fh_exit(&ctx->fh); - clear_bit(ctx->idx, &dev->instance_mask); -err_coda_max: - kfree(ctx); - return ret; -} - -static int coda_release(struct file *file) -{ - struct coda_dev *dev = video_drvdata(file); - struct coda_ctx *ctx = fh_to_ctx(file->private_data); - - v4l2_dbg(1, coda_debug, &dev->v4l2_dev, "Releasing instance %p\n", - ctx); - - debugfs_remove_recursive(ctx->debugfs_entry); - - /* If this instance is running, call .job_abort and wait for it to end */ - v4l2_m2m_ctx_release(ctx->fh.m2m_ctx); - - /* In case the instance was not running, we still need to call SEQ_END */ - if (ctx->initialized) { - queue_work(dev->workqueue, &ctx->seq_end_work); - flush_work(&ctx->seq_end_work); - } - - coda_free_framebuffers(ctx); - - coda_lock(ctx); - list_del(&ctx->list); - coda_unlock(ctx); - - dma_free_writecombine(&dev->plat_dev->dev, ctx->bitstream.size, - ctx->bitstream.vaddr, ctx->bitstream.paddr); - coda_free_context_buffers(ctx); - if (ctx->dev->devtype->product == CODA_DX6) - coda_free_aux_buf(dev, &ctx->workbuf); - - coda_free_aux_buf(dev, &ctx->parabuf); - v4l2_ctrl_handler_free(&ctx->ctrls); - clk_disable_unprepare(dev->clk_ahb); - clk_disable_unprepare(dev->clk_per); - pm_runtime_put_sync(&dev->plat_dev->dev); - v4l2_fh_del(&ctx->fh); - v4l2_fh_exit(&ctx->fh); - clear_bit(ctx->idx, &dev->instance_mask); - kfree(ctx); - - return 0; -} - -static const struct v4l2_file_operations coda_fops = { - .owner = THIS_MODULE, - .open = coda_open, - .release = coda_release, - .poll = v4l2_m2m_fop_poll, - .unlocked_ioctl = video_ioctl2, - .mmap = v4l2_m2m_fop_mmap, -}; - -static void coda_finish_decode(struct coda_ctx *ctx) -{ - struct coda_dev *dev = ctx->dev; - struct coda_q_data *q_data_src; - struct coda_q_data *q_data_dst; - struct vb2_buffer *dst_buf; - struct coda_timestamp *ts; - int width, height; - int decoded_idx; - int display_idx; - u32 src_fourcc; - int success; - u32 err_mb; - u32 val; - - dst_buf = v4l2_m2m_next_dst_buf(ctx->fh.m2m_ctx); - - /* Update kfifo out pointer from coda bitstream read pointer */ - coda_kfifo_sync_from_device(ctx); - - /* - * in stream-end mode, the read pointer can overshoot the write pointer - * by up to 512 bytes - */ - if (ctx->bit_stream_param & CODA_BIT_STREAM_END_FLAG) { - if (coda_get_bitstream_payload(ctx) >= 0x100000 - 512) - kfifo_init(&ctx->bitstream_fifo, - ctx->bitstream.vaddr, ctx->bitstream.size); - } - - q_data_src = get_q_data(ctx, V4L2_BUF_TYPE_VIDEO_OUTPUT); - src_fourcc = q_data_src->fourcc; - - val = coda_read(dev, CODA_RET_DEC_PIC_SUCCESS); - if (val != 1) - pr_err("DEC_PIC_SUCCESS = %d\n", val); - - success = val & 0x1; - if (!success) - v4l2_err(&dev->v4l2_dev, "decode failed\n"); - - if (src_fourcc == V4L2_PIX_FMT_H264) { - if (val & (1 << 3)) - v4l2_err(&dev->v4l2_dev, - "insufficient PS buffer space (%d bytes)\n", - ctx->psbuf.size); - if (val & (1 << 2)) - v4l2_err(&dev->v4l2_dev, - "insufficient slice buffer space (%d bytes)\n", - ctx->slicebuf.size); - } - - val = coda_read(dev, CODA_RET_DEC_PIC_SIZE); - width = (val >> 16) & 0xffff; - height = val & 0xffff; - - q_data_dst = get_q_data(ctx, V4L2_BUF_TYPE_VIDEO_CAPTURE); - - /* frame crop information */ - if (src_fourcc == V4L2_PIX_FMT_H264) { - u32 left_right; - u32 top_bottom; - - left_right = coda_read(dev, CODA_RET_DEC_PIC_CROP_LEFT_RIGHT); - top_bottom = coda_read(dev, CODA_RET_DEC_PIC_CROP_TOP_BOTTOM); - - if (left_right == 0xffffffff && top_bottom == 0xffffffff) { - /* Keep current crop information */ - } else { - struct v4l2_rect *rect = &q_data_dst->rect; - - rect->left = left_right >> 16 & 0xffff; - rect->top = top_bottom >> 16 & 0xffff; - rect->width = width - rect->left - - (left_right & 0xffff); - rect->height = height - rect->top - - (top_bottom & 0xffff); - } - } else { - /* no cropping */ - } - - err_mb = coda_read(dev, CODA_RET_DEC_PIC_ERR_MB); - if (err_mb > 0) - v4l2_err(&dev->v4l2_dev, - "errors in %d macroblocks\n", err_mb); - - if (dev->devtype->product == CODA_7541) { - val = coda_read(dev, CODA_RET_DEC_PIC_OPTION); - if (val == 0) { - /* not enough bitstream data */ - v4l2_dbg(1, coda_debug, &dev->v4l2_dev, - "prescan failed: %d\n", val); - ctx->hold = true; - return; - } - } - - ctx->frm_dis_flg = coda_read(dev, CODA_REG_BIT_FRM_DIS_FLG(ctx->reg_idx)); - - /* - * The previous display frame was copied out by the rotator, - * now it can be overwritten again - */ - if (ctx->display_idx >= 0 && - ctx->display_idx < ctx->num_internal_frames) { - ctx->frm_dis_flg &= ~(1 << ctx->display_idx); - coda_write(dev, ctx->frm_dis_flg, - CODA_REG_BIT_FRM_DIS_FLG(ctx->reg_idx)); - } - - /* - * The index of the last decoded frame, not necessarily in - * display order, and the index of the next display frame. - * The latter could have been decoded in a previous run. - */ - decoded_idx = coda_read(dev, CODA_RET_DEC_PIC_CUR_IDX); - display_idx = coda_read(dev, CODA_RET_DEC_PIC_FRAME_IDX); - - if (decoded_idx == -1) { - /* no frame was decoded, but we might have a display frame */ - if (display_idx >= 0 && display_idx < ctx->num_internal_frames) - ctx->sequence_offset++; - else if (ctx->display_idx < 0) - ctx->hold = true; - } else if (decoded_idx == -2) { - /* no frame was decoded, we still return the remaining buffers */ - } else if (decoded_idx < 0 || decoded_idx >= ctx->num_internal_frames) { - v4l2_err(&dev->v4l2_dev, - "decoded frame index out of range: %d\n", decoded_idx); - } else { - ts = list_first_entry(&ctx->timestamp_list, - struct coda_timestamp, list); - list_del(&ts->list); - val = coda_read(dev, CODA_RET_DEC_PIC_FRAME_NUM) - 1; - val -= ctx->sequence_offset; - if (val != (ts->sequence & 0xffff)) { - v4l2_err(&dev->v4l2_dev, - "sequence number mismatch (%d(%d) != %d)\n", - val, ctx->sequence_offset, ts->sequence); - } - ctx->frame_timestamps[decoded_idx] = *ts; - kfree(ts); - - val = coda_read(dev, CODA_RET_DEC_PIC_TYPE) & 0x7; - if (val == 0) - ctx->frame_types[decoded_idx] = V4L2_BUF_FLAG_KEYFRAME; - else if (val == 1) - ctx->frame_types[decoded_idx] = V4L2_BUF_FLAG_PFRAME; - else - ctx->frame_types[decoded_idx] = V4L2_BUF_FLAG_BFRAME; - - ctx->frame_errors[decoded_idx] = err_mb; - } - - if (display_idx == -1) { - /* - * no more frames to be decoded, but there could still - * be rotator output to dequeue - */ - ctx->hold = true; - } else if (display_idx == -3) { - /* possibly prescan failure */ - } else if (display_idx < 0 || display_idx >= ctx->num_internal_frames) { - v4l2_err(&dev->v4l2_dev, - "presentation frame index out of range: %d\n", - display_idx); - } - - /* If a frame was copied out, return it */ - if (ctx->display_idx >= 0 && - ctx->display_idx < ctx->num_internal_frames) { - dst_buf = v4l2_m2m_dst_buf_remove(ctx->fh.m2m_ctx); - dst_buf->v4l2_buf.sequence = ctx->osequence++; - - dst_buf->v4l2_buf.flags &= ~(V4L2_BUF_FLAG_KEYFRAME | - V4L2_BUF_FLAG_PFRAME | - V4L2_BUF_FLAG_BFRAME); - dst_buf->v4l2_buf.flags |= ctx->frame_types[ctx->display_idx]; - ts = &ctx->frame_timestamps[ctx->display_idx]; - dst_buf->v4l2_buf.timecode = ts->timecode; - dst_buf->v4l2_buf.timestamp = ts->timestamp; - - vb2_set_plane_payload(dst_buf, 0, width * height * 3 / 2); - - v4l2_m2m_buf_done(dst_buf, ctx->frame_errors[display_idx] ? - VB2_BUF_STATE_ERROR : VB2_BUF_STATE_DONE); - - v4l2_dbg(1, coda_debug, &dev->v4l2_dev, - "job finished: decoding frame (%d) (%s)\n", - dst_buf->v4l2_buf.sequence, - (dst_buf->v4l2_buf.flags & V4L2_BUF_FLAG_KEYFRAME) ? - "KEYFRAME" : "PFRAME"); - } else { - v4l2_dbg(1, coda_debug, &dev->v4l2_dev, - "job finished: no frame decoded\n"); - } - - /* The rotator will copy the current display frame next time */ - ctx->display_idx = display_idx; -} - -static void coda_finish_encode(struct coda_ctx *ctx) -{ - struct vb2_buffer *src_buf, *dst_buf; - struct coda_dev *dev = ctx->dev; - u32 wr_ptr, start_ptr; - - src_buf = v4l2_m2m_src_buf_remove(ctx->fh.m2m_ctx); - dst_buf = v4l2_m2m_next_dst_buf(ctx->fh.m2m_ctx); - - /* Get results from the coda */ - start_ptr = coda_read(dev, CODA_CMD_ENC_PIC_BB_START); - wr_ptr = coda_read(dev, CODA_REG_BIT_WR_PTR(ctx->reg_idx)); - - /* Calculate bytesused field */ - if (dst_buf->v4l2_buf.sequence == 0) { - vb2_set_plane_payload(dst_buf, 0, wr_ptr - start_ptr + - ctx->vpu_header_size[0] + - ctx->vpu_header_size[1] + - ctx->vpu_header_size[2]); - } else { - vb2_set_plane_payload(dst_buf, 0, wr_ptr - start_ptr); - } - - v4l2_dbg(1, coda_debug, &ctx->dev->v4l2_dev, "frame size = %u\n", - wr_ptr - start_ptr); - - coda_read(dev, CODA_RET_ENC_PIC_SLICE_NUM); - coda_read(dev, CODA_RET_ENC_PIC_FLAG); - - if (coda_read(dev, CODA_RET_ENC_PIC_TYPE) == 0) { - dst_buf->v4l2_buf.flags |= V4L2_BUF_FLAG_KEYFRAME; - dst_buf->v4l2_buf.flags &= ~V4L2_BUF_FLAG_PFRAME; - } else { - dst_buf->v4l2_buf.flags |= V4L2_BUF_FLAG_PFRAME; - dst_buf->v4l2_buf.flags &= ~V4L2_BUF_FLAG_KEYFRAME; - } - - dst_buf->v4l2_buf.timestamp = src_buf->v4l2_buf.timestamp; - dst_buf->v4l2_buf.flags &= ~V4L2_BUF_FLAG_TSTAMP_SRC_MASK; - dst_buf->v4l2_buf.flags |= - src_buf->v4l2_buf.flags & V4L2_BUF_FLAG_TSTAMP_SRC_MASK; - dst_buf->v4l2_buf.timecode = src_buf->v4l2_buf.timecode; - - v4l2_m2m_buf_done(src_buf, VB2_BUF_STATE_DONE); - - dst_buf = v4l2_m2m_dst_buf_remove(ctx->fh.m2m_ctx); - v4l2_m2m_buf_done(dst_buf, VB2_BUF_STATE_DONE); - - ctx->gopcounter--; - if (ctx->gopcounter < 0) - ctx->gopcounter = ctx->params.gop_size - 1; - - v4l2_dbg(1, coda_debug, &dev->v4l2_dev, - "job finished: encoding frame (%d) (%s)\n", - dst_buf->v4l2_buf.sequence, - (dst_buf->v4l2_buf.flags & V4L2_BUF_FLAG_KEYFRAME) ? - "KEYFRAME" : "PFRAME"); -} - -static irqreturn_t coda_irq_handler(int irq, void *data) -{ - struct coda_dev *dev = data; - struct coda_ctx *ctx; - - /* read status register to attend the IRQ */ - coda_read(dev, CODA_REG_BIT_INT_STATUS); - coda_write(dev, CODA_REG_BIT_INT_CLEAR_SET, - CODA_REG_BIT_INT_CLEAR); - - ctx = v4l2_m2m_get_curr_priv(dev->m2m_dev); - if (ctx == NULL) { - v4l2_err(&dev->v4l2_dev, "Instance released before the end of transaction\n"); - mutex_unlock(&dev->coda_mutex); - return IRQ_HANDLED; - } - - if (ctx->aborting) { - v4l2_dbg(1, coda_debug, &ctx->dev->v4l2_dev, - "task has been aborted\n"); - } - - if (coda_isbusy(ctx->dev)) { - v4l2_dbg(1, coda_debug, &ctx->dev->v4l2_dev, - "coda is still busy!!!!\n"); - return IRQ_NONE; - } - - complete(&ctx->completion); - - return IRQ_HANDLED; -} - -static u32 coda_supported_firmwares[] = { - CODA_FIRMWARE_VERNUM(CODA_DX6, 2, 2, 5), - CODA_FIRMWARE_VERNUM(CODA_7541, 1, 4, 50), - CODA_FIRMWARE_VERNUM(CODA_960, 2, 1, 5), -}; - -static bool coda_firmware_supported(u32 vernum) -{ - int i; - - for (i = 0; i < ARRAY_SIZE(coda_supported_firmwares); i++) - if (vernum == coda_supported_firmwares[i]) - return true; - return false; -} - -static int coda_hw_init(struct coda_dev *dev) -{ - u32 data; - u16 *p; - int i, ret; - - ret = clk_prepare_enable(dev->clk_per); - if (ret) - goto err_clk_per; - - ret = clk_prepare_enable(dev->clk_ahb); - if (ret) - goto err_clk_ahb; - - if (dev->rstc) - reset_control_reset(dev->rstc); - - /* - * Copy the first CODA_ISRAM_SIZE in the internal SRAM. - * The 16-bit chars in the code buffer are in memory access - * order, re-sort them to CODA order for register download. - * Data in this SRAM survives a reboot. - */ - p = (u16 *)dev->codebuf.vaddr; - if (dev->devtype->product == CODA_DX6) { - for (i = 0; i < (CODA_ISRAM_SIZE / 2); i++) { - data = CODA_DOWN_ADDRESS_SET(i) | - CODA_DOWN_DATA_SET(p[i ^ 1]); - coda_write(dev, data, CODA_REG_BIT_CODE_DOWN); - } - } else { - for (i = 0; i < (CODA_ISRAM_SIZE / 2); i++) { - data = CODA_DOWN_ADDRESS_SET(i) | - CODA_DOWN_DATA_SET(p[round_down(i, 4) + - 3 - (i % 4)]); - coda_write(dev, data, CODA_REG_BIT_CODE_DOWN); - } - } - - /* Clear registers */ - for (i = 0; i < 64; i++) - coda_write(dev, 0, CODA_REG_BIT_CODE_BUF_ADDR + i * 4); - - /* Tell the BIT where to find everything it needs */ - if (dev->devtype->product == CODA_960 || - dev->devtype->product == CODA_7541) { - coda_write(dev, dev->tempbuf.paddr, - CODA_REG_BIT_TEMP_BUF_ADDR); - coda_write(dev, 0, CODA_REG_BIT_BIT_STREAM_PARAM); - } else { - coda_write(dev, dev->workbuf.paddr, - CODA_REG_BIT_WORK_BUF_ADDR); - } - coda_write(dev, dev->codebuf.paddr, - CODA_REG_BIT_CODE_BUF_ADDR); - coda_write(dev, 0, CODA_REG_BIT_CODE_RUN); - - /* Set default values */ - switch (dev->devtype->product) { - case CODA_DX6: - coda_write(dev, CODADX6_STREAM_BUF_PIC_FLUSH, CODA_REG_BIT_STREAM_CTRL); - break; - default: - coda_write(dev, CODA7_STREAM_BUF_PIC_FLUSH, CODA_REG_BIT_STREAM_CTRL); - } - if (dev->devtype->product == CODA_960) - coda_write(dev, 1 << 12, CODA_REG_BIT_FRAME_MEM_CTRL); - else - coda_write(dev, 0, CODA_REG_BIT_FRAME_MEM_CTRL); - - if (dev->devtype->product != CODA_DX6) - coda_write(dev, 0, CODA7_REG_BIT_AXI_SRAM_USE); - - coda_write(dev, CODA_INT_INTERRUPT_ENABLE, - CODA_REG_BIT_INT_ENABLE); - - /* Reset VPU and start processor */ - data = coda_read(dev, CODA_REG_BIT_CODE_RESET); - data |= CODA_REG_RESET_ENABLE; - coda_write(dev, data, CODA_REG_BIT_CODE_RESET); - udelay(10); - data &= ~CODA_REG_RESET_ENABLE; - coda_write(dev, data, CODA_REG_BIT_CODE_RESET); - coda_write(dev, CODA_REG_RUN_ENABLE, CODA_REG_BIT_CODE_RUN); - - clk_disable_unprepare(dev->clk_ahb); - clk_disable_unprepare(dev->clk_per); - - return 0; - -err_clk_ahb: - clk_disable_unprepare(dev->clk_per); -err_clk_per: - return ret; -} - -static int coda_check_firmware(struct coda_dev *dev) -{ - u16 product, major, minor, release; - u32 data; - int ret; - - ret = clk_prepare_enable(dev->clk_per); - if (ret) - goto err_clk_per; - - ret = clk_prepare_enable(dev->clk_ahb); - if (ret) - goto err_clk_ahb; - - coda_write(dev, 0, CODA_CMD_FIRMWARE_VERNUM); - coda_write(dev, CODA_REG_BIT_BUSY_FLAG, CODA_REG_BIT_BUSY); - coda_write(dev, 0, CODA_REG_BIT_RUN_INDEX); - coda_write(dev, 0, CODA_REG_BIT_RUN_COD_STD); - coda_write(dev, CODA_COMMAND_FIRMWARE_GET, CODA_REG_BIT_RUN_COMMAND); - if (coda_wait_timeout(dev)) { - v4l2_err(&dev->v4l2_dev, "firmware get command error\n"); - ret = -EIO; - goto err_run_cmd; - } - - if (dev->devtype->product == CODA_960) { - data = coda_read(dev, CODA9_CMD_FIRMWARE_CODE_REV); - v4l2_info(&dev->v4l2_dev, "Firmware code revision: %d\n", - data); - } - - /* Check we are compatible with the loaded firmware */ - data = coda_read(dev, CODA_CMD_FIRMWARE_VERNUM); - product = CODA_FIRMWARE_PRODUCT(data); - major = CODA_FIRMWARE_MAJOR(data); - minor = CODA_FIRMWARE_MINOR(data); - release = CODA_FIRMWARE_RELEASE(data); - - clk_disable_unprepare(dev->clk_per); - clk_disable_unprepare(dev->clk_ahb); - - if (product != dev->devtype->product) { - v4l2_err(&dev->v4l2_dev, "Wrong firmware. Hw: %s, Fw: %s," - " Version: %u.%u.%u\n", - coda_product_name(dev->devtype->product), - coda_product_name(product), major, minor, release); - return -EINVAL; - } - - v4l2_info(&dev->v4l2_dev, "Initialized %s.\n", - coda_product_name(product)); - - if (coda_firmware_supported(data)) { - v4l2_info(&dev->v4l2_dev, "Firmware version: %u.%u.%u\n", - major, minor, release); - } else { - v4l2_warn(&dev->v4l2_dev, "Unsupported firmware version: " - "%u.%u.%u\n", major, minor, release); - } - - return 0; - -err_run_cmd: - clk_disable_unprepare(dev->clk_ahb); -err_clk_ahb: - clk_disable_unprepare(dev->clk_per); -err_clk_per: - return ret; -} - -static void coda_fw_callback(const struct firmware *fw, void *context) -{ - struct coda_dev *dev = context; - struct platform_device *pdev = dev->plat_dev; - int ret; - - if (!fw) { - v4l2_err(&dev->v4l2_dev, "firmware request failed\n"); - return; - } - - /* allocate auxiliary per-device code buffer for the BIT processor */ - ret = coda_alloc_aux_buf(dev, &dev->codebuf, fw->size, "codebuf", - dev->debugfs_root); - if (ret < 0) { - dev_err(&pdev->dev, "failed to allocate code buffer\n"); - return; - } - - /* Copy the whole firmware image to the code buffer */ - memcpy(dev->codebuf.vaddr, fw->data, fw->size); - release_firmware(fw); - - if (pm_runtime_enabled(&pdev->dev) && pdev->dev.pm_domain) { - /* - * Enabling power temporarily will cause coda_hw_init to be - * called via coda_runtime_resume by the pm domain. - */ - ret = pm_runtime_get_sync(&dev->plat_dev->dev); - if (ret < 0) { - v4l2_err(&dev->v4l2_dev, "failed to power on: %d\n", - ret); - return; - } - - ret = coda_check_firmware(dev); - if (ret < 0) - return; - - pm_runtime_put_sync(&dev->plat_dev->dev); - } else { - /* - * If runtime pm is disabled or pm_domain is not set, - * initialize once manually. - */ - ret = coda_hw_init(dev); - if (ret < 0) { - v4l2_err(&dev->v4l2_dev, "HW initialization failed\n"); - return; - } - - ret = coda_check_firmware(dev); - if (ret < 0) - return; - } - - dev->vfd.fops = &coda_fops, - dev->vfd.ioctl_ops = &coda_ioctl_ops; - dev->vfd.release = video_device_release_empty, - dev->vfd.lock = &dev->dev_mutex; - dev->vfd.v4l2_dev = &dev->v4l2_dev; - dev->vfd.vfl_dir = VFL_DIR_M2M; - snprintf(dev->vfd.name, sizeof(dev->vfd.name), "%s", CODA_NAME); - video_set_drvdata(&dev->vfd, dev); - - dev->alloc_ctx = vb2_dma_contig_init_ctx(&pdev->dev); - if (IS_ERR(dev->alloc_ctx)) { - v4l2_err(&dev->v4l2_dev, "Failed to alloc vb2 context\n"); - return; - } - - dev->m2m_dev = v4l2_m2m_init(&coda_m2m_ops); - if (IS_ERR(dev->m2m_dev)) { - v4l2_err(&dev->v4l2_dev, "Failed to init mem2mem device\n"); - goto rel_ctx; - } - - ret = video_register_device(&dev->vfd, VFL_TYPE_GRABBER, 0); - if (ret) { - v4l2_err(&dev->v4l2_dev, "Failed to register video device\n"); - goto rel_m2m; - } - v4l2_info(&dev->v4l2_dev, "codec registered as /dev/video%d\n", - dev->vfd.num); - - return; - -rel_m2m: - v4l2_m2m_release(dev->m2m_dev); -rel_ctx: - vb2_dma_contig_cleanup_ctx(dev->alloc_ctx); -} - -static int coda_firmware_request(struct coda_dev *dev) -{ - char *fw = dev->devtype->firmware; - - dev_dbg(&dev->plat_dev->dev, "requesting firmware '%s' for %s\n", fw, - coda_product_name(dev->devtype->product)); - - return request_firmware_nowait(THIS_MODULE, true, - fw, &dev->plat_dev->dev, GFP_KERNEL, dev, coda_fw_callback); -} - -enum coda_platform { - CODA_IMX27, - CODA_IMX53, - CODA_IMX6Q, - CODA_IMX6DL, -}; - -static const struct coda_devtype coda_devdata[] = { - [CODA_IMX27] = { - .firmware = "v4l-codadx6-imx27.bin", - .product = CODA_DX6, - .codecs = codadx6_codecs, - .num_codecs = ARRAY_SIZE(codadx6_codecs), - .workbuf_size = 288 * 1024 + FMO_SLICE_SAVE_BUF_SIZE * 8 * 1024, - .iram_size = 0xb000, - }, - [CODA_IMX53] = { - .firmware = "v4l-coda7541-imx53.bin", - .product = CODA_7541, - .codecs = coda7_codecs, - .num_codecs = ARRAY_SIZE(coda7_codecs), - .workbuf_size = 128 * 1024, - .tempbuf_size = 304 * 1024, - .iram_size = 0x14000, - }, - [CODA_IMX6Q] = { - .firmware = "v4l-coda960-imx6q.bin", - .product = CODA_960, - .codecs = coda9_codecs, - .num_codecs = ARRAY_SIZE(coda9_codecs), - .workbuf_size = 80 * 1024, - .tempbuf_size = 204 * 1024, - .iram_size = 0x21000, - }, - [CODA_IMX6DL] = { - .firmware = "v4l-coda960-imx6dl.bin", - .product = CODA_960, - .codecs = coda9_codecs, - .num_codecs = ARRAY_SIZE(coda9_codecs), - .workbuf_size = 80 * 1024, - .tempbuf_size = 204 * 1024, - .iram_size = 0x20000, - }, -}; - -static struct platform_device_id coda_platform_ids[] = { - { .name = "coda-imx27", .driver_data = CODA_IMX27 }, - { .name = "coda-imx53", .driver_data = CODA_IMX53 }, - { /* sentinel */ } -}; -MODULE_DEVICE_TABLE(platform, coda_platform_ids); - -#ifdef CONFIG_OF -static const struct of_device_id coda_dt_ids[] = { - { .compatible = "fsl,imx27-vpu", .data = &coda_devdata[CODA_IMX27] }, - { .compatible = "fsl,imx53-vpu", .data = &coda_devdata[CODA_IMX53] }, - { .compatible = "fsl,imx6q-vpu", .data = &coda_devdata[CODA_IMX6Q] }, - { .compatible = "fsl,imx6dl-vpu", .data = &coda_devdata[CODA_IMX6DL] }, - { /* sentinel */ } -}; -MODULE_DEVICE_TABLE(of, coda_dt_ids); -#endif - -static int coda_probe(struct platform_device *pdev) -{ - const struct of_device_id *of_id = - of_match_device(of_match_ptr(coda_dt_ids), &pdev->dev); - const struct platform_device_id *pdev_id; - struct coda_platform_data *pdata = pdev->dev.platform_data; - struct device_node *np = pdev->dev.of_node; - struct gen_pool *pool; - struct coda_dev *dev; - struct resource *res; - int ret, irq; - - dev = devm_kzalloc(&pdev->dev, sizeof *dev, GFP_KERNEL); - if (!dev) { - dev_err(&pdev->dev, "Not enough memory for %s\n", - CODA_NAME); - return -ENOMEM; - } - - spin_lock_init(&dev->irqlock); - INIT_LIST_HEAD(&dev->instances); - - dev->plat_dev = pdev; - dev->clk_per = devm_clk_get(&pdev->dev, "per"); - if (IS_ERR(dev->clk_per)) { - dev_err(&pdev->dev, "Could not get per clock\n"); - return PTR_ERR(dev->clk_per); - } - - dev->clk_ahb = devm_clk_get(&pdev->dev, "ahb"); - if (IS_ERR(dev->clk_ahb)) { - dev_err(&pdev->dev, "Could not get ahb clock\n"); - return PTR_ERR(dev->clk_ahb); - } - - /* Get memory for physical registers */ - res = platform_get_resource(pdev, IORESOURCE_MEM, 0); - dev->regs_base = devm_ioremap_resource(&pdev->dev, res); - if (IS_ERR(dev->regs_base)) - return PTR_ERR(dev->regs_base); - - /* IRQ */ - irq = platform_get_irq(pdev, 0); - if (irq < 0) { - dev_err(&pdev->dev, "failed to get irq resource\n"); - return irq; - } - - ret = devm_request_threaded_irq(&pdev->dev, irq, NULL, coda_irq_handler, - IRQF_ONESHOT, dev_name(&pdev->dev), dev); - if (ret < 0) { - dev_err(&pdev->dev, "failed to request irq: %d\n", ret); - return ret; - } - - dev->rstc = devm_reset_control_get_optional(&pdev->dev, NULL); - if (IS_ERR(dev->rstc)) { - ret = PTR_ERR(dev->rstc); - if (ret == -ENOENT || ret == -ENOSYS) { - dev->rstc = NULL; - } else { - dev_err(&pdev->dev, "failed get reset control: %d\n", ret); - return ret; - } - } - - /* Get IRAM pool from device tree or platform data */ - pool = of_get_named_gen_pool(np, "iram", 0); - if (!pool && pdata) - pool = dev_get_gen_pool(pdata->iram_dev); - if (!pool) { - dev_err(&pdev->dev, "iram pool not available\n"); - return -ENOMEM; - } - dev->iram_pool = pool; - - ret = v4l2_device_register(&pdev->dev, &dev->v4l2_dev); - if (ret) - return ret; - - mutex_init(&dev->dev_mutex); - mutex_init(&dev->coda_mutex); - - pdev_id = of_id ? of_id->data : platform_get_device_id(pdev); - - if (of_id) { - dev->devtype = of_id->data; - } else if (pdev_id) { - dev->devtype = &coda_devdata[pdev_id->driver_data]; - } else { - v4l2_device_unregister(&dev->v4l2_dev); - return -EINVAL; - } - - dev->debugfs_root = debugfs_create_dir("coda", NULL); - if (!dev->debugfs_root) - dev_warn(&pdev->dev, "failed to create debugfs root\n"); - - /* allocate auxiliary per-device buffers for the BIT processor */ - if (dev->devtype->product == CODA_DX6) { - ret = coda_alloc_aux_buf(dev, &dev->workbuf, - dev->devtype->workbuf_size, "workbuf", - dev->debugfs_root); - if (ret < 0) { - dev_err(&pdev->dev, "failed to allocate work buffer\n"); - v4l2_device_unregister(&dev->v4l2_dev); - return ret; - } - } - - if (dev->devtype->tempbuf_size) { - ret = coda_alloc_aux_buf(dev, &dev->tempbuf, - dev->devtype->tempbuf_size, "tempbuf", - dev->debugfs_root); - if (ret < 0) { - dev_err(&pdev->dev, "failed to allocate temp buffer\n"); - v4l2_device_unregister(&dev->v4l2_dev); - return ret; - } - } - - dev->iram.size = dev->devtype->iram_size; - dev->iram.vaddr = gen_pool_dma_alloc(dev->iram_pool, dev->iram.size, - &dev->iram.paddr); - if (!dev->iram.vaddr) { - dev_err(&pdev->dev, "unable to alloc iram\n"); - return -ENOMEM; - } - - dev->iram.blob.data = dev->iram.vaddr; - dev->iram.blob.size = dev->iram.size; - dev->iram.dentry = debugfs_create_blob("iram", 0644, dev->debugfs_root, - &dev->iram.blob); - - dev->workqueue = alloc_workqueue("coda", WQ_UNBOUND | WQ_MEM_RECLAIM, 1); - if (!dev->workqueue) { - dev_err(&pdev->dev, "unable to alloc workqueue\n"); - return -ENOMEM; - } - - platform_set_drvdata(pdev, dev); - - pm_runtime_enable(&pdev->dev); - - return coda_firmware_request(dev); -} - -static int coda_remove(struct platform_device *pdev) -{ - struct coda_dev *dev = platform_get_drvdata(pdev); - - video_unregister_device(&dev->vfd); - if (dev->m2m_dev) - v4l2_m2m_release(dev->m2m_dev); - pm_runtime_disable(&pdev->dev); - if (dev->alloc_ctx) - vb2_dma_contig_cleanup_ctx(dev->alloc_ctx); - v4l2_device_unregister(&dev->v4l2_dev); - destroy_workqueue(dev->workqueue); - if (dev->iram.vaddr) - gen_pool_free(dev->iram_pool, (unsigned long)dev->iram.vaddr, - dev->iram.size); - coda_free_aux_buf(dev, &dev->codebuf); - coda_free_aux_buf(dev, &dev->tempbuf); - coda_free_aux_buf(dev, &dev->workbuf); - debugfs_remove_recursive(dev->debugfs_root); - return 0; -} - -#ifdef CONFIG_PM_RUNTIME -static int coda_runtime_resume(struct device *dev) -{ - struct coda_dev *cdev = dev_get_drvdata(dev); - int ret = 0; - - if (dev->pm_domain) { - ret = coda_hw_init(cdev); - if (ret) - v4l2_err(&cdev->v4l2_dev, "HW initialization failed\n"); - } - - return ret; -} -#endif - -static const struct dev_pm_ops coda_pm_ops = { - SET_RUNTIME_PM_OPS(NULL, coda_runtime_resume, NULL) -}; - -static struct platform_driver coda_driver = { - .probe = coda_probe, - .remove = coda_remove, - .driver = { - .name = CODA_NAME, - .owner = THIS_MODULE, - .of_match_table = of_match_ptr(coda_dt_ids), - .pm = &coda_pm_ops, - }, - .id_table = coda_platform_ids, -}; - -module_platform_driver(coda_driver); - -MODULE_LICENSE("GPL"); -MODULE_AUTHOR("Javier Martin <javier.martin@vista-silicon.com>"); -MODULE_DESCRIPTION("Coda multi-standard codec V4L2 driver"); diff --git a/drivers/media/platform/coda/Makefile b/drivers/media/platform/coda/Makefile new file mode 100644 index 0000000..3543291 --- /dev/null +++ b/drivers/media/platform/coda/Makefile @@ -0,0 +1,3 @@ +coda-objs := coda-common.o coda-bit.o coda-h264.o + +obj-$(CONFIG_VIDEO_CODA) += coda.o diff --git a/drivers/media/platform/coda/coda-bit.c b/drivers/media/platform/coda/coda-bit.c new file mode 100644 index 0000000..9b8ea8b --- /dev/null +++ b/drivers/media/platform/coda/coda-bit.c @@ -0,0 +1,1861 @@ +/* + * Coda multi-standard codec IP - BIT processor functions + * + * Copyright (C) 2012 Vista Silicon S.L. + * Javier Martin, <javier.martin@vista-silicon.com> + * Xavier Duret + * Copyright (C) 2012-2014 Philipp Zabel, Pengutronix + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + */ + +#include <linux/clk.h> +#include <linux/irqreturn.h> +#include <linux/kernel.h> +#include <linux/platform_device.h> +#include <linux/reset.h> +#include <linux/slab.h> +#include <linux/videodev2.h> + +#include <media/v4l2-common.h> +#include <media/v4l2-ctrls.h> +#include <media/v4l2-fh.h> +#include <media/v4l2-mem2mem.h> +#include <media/videobuf2-core.h> +#include <media/videobuf2-dma-contig.h> +#include <media/videobuf2-vmalloc.h> + +#include "coda.h" + +#define CODA7_PS_BUF_SIZE 0x28000 +#define CODA9_PS_SAVE_SIZE (512 * 1024) + +#define CODA_DEFAULT_GAMMA 4096 +#define CODA9_DEFAULT_GAMMA 24576 /* 0.75 * 32768 */ + +static inline int coda_is_initialized(struct coda_dev *dev) +{ + return coda_read(dev, CODA_REG_BIT_CUR_PC) != 0; +} + +static inline unsigned long coda_isbusy(struct coda_dev *dev) +{ + return coda_read(dev, CODA_REG_BIT_BUSY); +} + +static int coda_wait_timeout(struct coda_dev *dev) +{ + unsigned long timeout = jiffies + msecs_to_jiffies(1000); + + while (coda_isbusy(dev)) { + if (time_after(jiffies, timeout)) + return -ETIMEDOUT; + } + return 0; +} + +static void coda_command_async(struct coda_ctx *ctx, int cmd) +{ + struct coda_dev *dev = ctx->dev; + + if (dev->devtype->product == CODA_960 || + dev->devtype->product == CODA_7541) { + /* Restore context related registers to CODA */ + coda_write(dev, ctx->bit_stream_param, + CODA_REG_BIT_BIT_STREAM_PARAM); + coda_write(dev, ctx->frm_dis_flg, + CODA_REG_BIT_FRM_DIS_FLG(ctx->reg_idx)); + coda_write(dev, ctx->frame_mem_ctrl, + CODA_REG_BIT_FRAME_MEM_CTRL); + coda_write(dev, ctx->workbuf.paddr, CODA_REG_BIT_WORK_BUF_ADDR); + } + + if (dev->devtype->product == CODA_960) { + coda_write(dev, 1, CODA9_GDI_WPROT_ERR_CLR); + coda_write(dev, 0, CODA9_GDI_WPROT_RGN_EN); + } + + coda_write(dev, CODA_REG_BIT_BUSY_FLAG, CODA_REG_BIT_BUSY); + + coda_write(dev, ctx->idx, CODA_REG_BIT_RUN_INDEX); + coda_write(dev, ctx->params.codec_mode, CODA_REG_BIT_RUN_COD_STD); + coda_write(dev, ctx->params.codec_mode_aux, CODA7_REG_BIT_RUN_AUX_STD); + + coda_write(dev, cmd, CODA_REG_BIT_RUN_COMMAND); +} + +static int coda_command_sync(struct coda_ctx *ctx, int cmd) +{ + struct coda_dev *dev = ctx->dev; + + coda_command_async(ctx, cmd); + return coda_wait_timeout(dev); +} + +int coda_hw_reset(struct coda_ctx *ctx) +{ + struct coda_dev *dev = ctx->dev; + unsigned long timeout; + unsigned int idx; + int ret; + + if (!dev->rstc) + return -ENOENT; + + idx = coda_read(dev, CODA_REG_BIT_RUN_INDEX); + + if (dev->devtype->product == CODA_960) { + timeout = jiffies + msecs_to_jiffies(100); + coda_write(dev, 0x11, CODA9_GDI_BUS_CTRL); + while (coda_read(dev, CODA9_GDI_BUS_STATUS) != 0x77) { + if (time_after(jiffies, timeout)) + return -ETIME; + cpu_relax(); + } + } + + ret = reset_control_reset(dev->rstc); + if (ret < 0) + return ret; + + if (dev->devtype->product == CODA_960) + coda_write(dev, 0x00, CODA9_GDI_BUS_CTRL); + coda_write(dev, CODA_REG_BIT_BUSY_FLAG, CODA_REG_BIT_BUSY); + coda_write(dev, CODA_REG_RUN_ENABLE, CODA_REG_BIT_CODE_RUN); + ret = coda_wait_timeout(dev); + coda_write(dev, idx, CODA_REG_BIT_RUN_INDEX); + + return ret; +} + +static void coda_kfifo_sync_from_device(struct coda_ctx *ctx) +{ + struct __kfifo *kfifo = &ctx->bitstream_fifo.kfifo; + struct coda_dev *dev = ctx->dev; + u32 rd_ptr; + + rd_ptr = coda_read(dev, CODA_REG_BIT_RD_PTR(ctx->reg_idx)); + kfifo->out = (kfifo->in & ~kfifo->mask) | + (rd_ptr - ctx->bitstream.paddr); + if (kfifo->out > kfifo->in) + kfifo->out -= kfifo->mask + 1; +} + +static void coda_kfifo_sync_to_device_full(struct coda_ctx *ctx) +{ + struct __kfifo *kfifo = &ctx->bitstream_fifo.kfifo; + struct coda_dev *dev = ctx->dev; + u32 rd_ptr, wr_ptr; + + rd_ptr = ctx->bitstream.paddr + (kfifo->out & kfifo->mask); + coda_write(dev, rd_ptr, CODA_REG_BIT_RD_PTR(ctx->reg_idx)); + wr_ptr = ctx->bitstream.paddr + (kfifo->in & kfifo->mask); + coda_write(dev, wr_ptr, CODA_REG_BIT_WR_PTR(ctx->reg_idx)); +} + +static void coda_kfifo_sync_to_device_write(struct coda_ctx *ctx) +{ + struct __kfifo *kfifo = &ctx->bitstream_fifo.kfifo; + struct coda_dev *dev = ctx->dev; + u32 wr_ptr; + + wr_ptr = ctx->bitstream.paddr + (kfifo->in & kfifo->mask); + coda_write(dev, wr_ptr, CODA_REG_BIT_WR_PTR(ctx->reg_idx)); +} + +static int coda_bitstream_queue(struct coda_ctx *ctx, + struct vb2_buffer *src_buf) +{ + u32 src_size = vb2_get_plane_payload(src_buf, 0); + u32 n; + + n = kfifo_in(&ctx->bitstream_fifo, vb2_plane_vaddr(src_buf, 0), + src_size); + if (n < src_size) + return -ENOSPC; + + dma_sync_single_for_device(&ctx->dev->plat_dev->dev, + ctx->bitstream.paddr, ctx->bitstream.size, + DMA_TO_DEVICE); + + src_buf->v4l2_buf.sequence = ctx->qsequence++; + + return 0; +} + +static bool coda_bitstream_try_queue(struct coda_ctx *ctx, + struct vb2_buffer *src_buf) +{ + int ret; + + if (coda_get_bitstream_payload(ctx) + + vb2_get_plane_payload(src_buf, 0) + 512 >= ctx->bitstream.size) + return false; + + if (vb2_plane_vaddr(src_buf, 0) == NULL) { + v4l2_err(&ctx->dev->v4l2_dev, "trying to queue empty buffer\n"); + return true; + } + + ret = coda_bitstream_queue(ctx, src_buf); + if (ret < 0) { + v4l2_err(&ctx->dev->v4l2_dev, "bitstream buffer overflow\n"); + return false; + } + /* Sync read pointer to device */ + if (ctx == v4l2_m2m_get_curr_priv(ctx->dev->m2m_dev)) + coda_kfifo_sync_to_device_write(ctx); + + ctx->hold = false; + + return true; +} + +void coda_fill_bitstream(struct coda_ctx *ctx) +{ + struct vb2_buffer *src_buf; + struct coda_timestamp *ts; + + while (v4l2_m2m_num_src_bufs_ready(ctx->fh.m2m_ctx) > 0) { + src_buf = v4l2_m2m_next_src_buf(ctx->fh.m2m_ctx); + + if (coda_bitstream_try_queue(ctx, src_buf)) { + /* + * Source buffer is queued in the bitstream ringbuffer; + * queue the timestamp and mark source buffer as done + */ + src_buf = v4l2_m2m_src_buf_remove(ctx->fh.m2m_ctx); + + ts = kmalloc(sizeof(*ts), GFP_KERNEL); + if (ts) { + ts->sequence = src_buf->v4l2_buf.sequence; + ts->timecode = src_buf->v4l2_buf.timecode; + ts->timestamp = src_buf->v4l2_buf.timestamp; + list_add_tail(&ts->list, &ctx->timestamp_list); + } + + v4l2_m2m_buf_done(src_buf, VB2_BUF_STATE_DONE); + } else { + break; + } + } +} + +void coda_bit_stream_end_flag(struct coda_ctx *ctx) +{ + struct coda_dev *dev = ctx->dev; + + ctx->bit_stream_param |= CODA_BIT_STREAM_END_FLAG; + + /* If this context is currently running, update the hardware flag */ + if ((dev->devtype->product == CODA_960) && + coda_isbusy(dev) && + (ctx->idx == coda_read(dev, CODA_REG_BIT_RUN_INDEX))) { + coda_write(dev, ctx->bit_stream_param, + CODA_REG_BIT_BIT_STREAM_PARAM); + } +} + +static void coda_parabuf_write(struct coda_ctx *ctx, int index, u32 value) +{ + struct coda_dev *dev = ctx->dev; + u32 *p = ctx->parabuf.vaddr; + + if (dev->devtype->product == CODA_DX6) + p[index] = value; + else + p[index ^ 1] = value; +} + +static void coda_free_framebuffers(struct coda_ctx *ctx) +{ + int i; + + for (i = 0; i < CODA_MAX_FRAMEBUFFERS; i++) + coda_free_aux_buf(ctx->dev, &ctx->internal_frames[i]); +} + +static int coda_alloc_framebuffers(struct coda_ctx *ctx, + struct coda_q_data *q_data, u32 fourcc) +{ + struct coda_dev *dev = ctx->dev; + int width, height; + dma_addr_t paddr; + int ysize; + int ret; + int i; + + if (ctx->codec && (ctx->codec->src_fourcc == V4L2_PIX_FMT_H264 || + ctx->codec->dst_fourcc == V4L2_PIX_FMT_H264)) { + width = round_up(q_data->width, 16); + height = round_up(q_data->height, 16); + } else { + width = round_up(q_data->width, 8); + height = q_data->height; + } + ysize = width * height; + + /* Allocate frame buffers */ + for (i = 0; i < ctx->num_internal_frames; i++) { + size_t size; + char *name; + + size = ysize + ysize / 2; + if (ctx->codec->src_fourcc == V4L2_PIX_FMT_H264 && + dev->devtype->product != CODA_DX6) + size += ysize / 4; + name = kasprintf(GFP_KERNEL, "fb%d", i); + ret = coda_alloc_context_buf(ctx, &ctx->internal_frames[i], + size, name); + kfree(name); + if (ret < 0) { + coda_free_framebuffers(ctx); + return ret; + } + } + + /* Register frame buffers in the parameter buffer */ + for (i = 0; i < ctx->num_internal_frames; i++) { + paddr = ctx->internal_frames[i].paddr; + /* Start addresses of Y, Cb, Cr planes */ + coda_parabuf_write(ctx, i * 3 + 0, paddr); + coda_parabuf_write(ctx, i * 3 + 1, paddr + ysize); + coda_parabuf_write(ctx, i * 3 + 2, paddr + ysize + ysize / 4); + + /* mvcol buffer for h.264 */ + if (ctx->codec->src_fourcc == V4L2_PIX_FMT_H264 && + dev->devtype->product != CODA_DX6) + coda_parabuf_write(ctx, 96 + i, + ctx->internal_frames[i].paddr + + ysize + ysize/4 + ysize/4); + } + + /* mvcol buffer for mpeg4 */ + if ((dev->devtype->product != CODA_DX6) && + (ctx->codec->src_fourcc == V4L2_PIX_FMT_MPEG4)) + coda_parabuf_write(ctx, 97, ctx->internal_frames[i].paddr + + ysize + ysize/4 + ysize/4); + + return 0; +} + +static void coda_free_context_buffers(struct coda_ctx *ctx) +{ + struct coda_dev *dev = ctx->dev; + + coda_free_aux_buf(dev, &ctx->slicebuf); + coda_free_aux_buf(dev, &ctx->psbuf); + if (dev->devtype->product != CODA_DX6) + coda_free_aux_buf(dev, &ctx->workbuf); +} + +static int coda_alloc_context_buffers(struct coda_ctx *ctx, + struct coda_q_data *q_data) +{ + struct coda_dev *dev = ctx->dev; + size_t size; + int ret; + + if (dev->devtype->product == CODA_DX6) + return 0; + + if (ctx->psbuf.vaddr) { + v4l2_err(&dev->v4l2_dev, "psmembuf still allocated\n"); + return -EBUSY; + } + if (ctx->slicebuf.vaddr) { + v4l2_err(&dev->v4l2_dev, "slicebuf still allocated\n"); + return -EBUSY; + } + if (ctx->workbuf.vaddr) { + v4l2_err(&dev->v4l2_dev, "context buffer still allocated\n"); + ret = -EBUSY; + return -ENOMEM; + } + + if (q_data->fourcc == V4L2_PIX_FMT_H264) { + /* worst case slice size */ + size = (DIV_ROUND_UP(q_data->width, 16) * + DIV_ROUND_UP(q_data->height, 16)) * 3200 / 8 + 512; + ret = coda_alloc_context_buf(ctx, &ctx->slicebuf, size, + "slicebuf"); + if (ret < 0) { + v4l2_err(&dev->v4l2_dev, + "failed to allocate %d byte slice buffer", + ctx->slicebuf.size); + return ret; + } + } + + if (dev->devtype->product == CODA_7541) { + ret = coda_alloc_context_buf(ctx, &ctx->psbuf, + CODA7_PS_BUF_SIZE, "psbuf"); + if (ret < 0) { + v4l2_err(&dev->v4l2_dev, + "failed to allocate psmem buffer"); + goto err; + } + } + + size = dev->devtype->workbuf_size; + if (dev->devtype->product == CODA_960 && + q_data->fourcc == V4L2_PIX_FMT_H264) + size += CODA9_PS_SAVE_SIZE; + ret = coda_alloc_context_buf(ctx, &ctx->workbuf, size, "workbuf"); + if (ret < 0) { + v4l2_err(&dev->v4l2_dev, + "failed to allocate %d byte context buffer", + ctx->workbuf.size); + goto err; + } + + return 0; + +err: + coda_free_context_buffers(ctx); + return ret; +} + +static int coda_encode_header(struct coda_ctx *ctx, struct vb2_buffer *buf, + int header_code, u8 *header, int *size) +{ + struct coda_dev *dev = ctx->dev; + size_t bufsize; + int ret; + int i; + + if (dev->devtype->product == CODA_960) + memset(vb2_plane_vaddr(buf, 0), 0, 64); + + coda_write(dev, vb2_dma_contig_plane_dma_addr(buf, 0), + CODA_CMD_ENC_HEADER_BB_START); + bufsize = vb2_plane_size(buf, 0); + if (dev->devtype->product == CODA_960) + bufsize /= 1024; + coda_write(dev, bufsize, CODA_CMD_ENC_HEADER_BB_SIZE); + coda_write(dev, header_code, CODA_CMD_ENC_HEADER_CODE); + ret = coda_command_sync(ctx, CODA_COMMAND_ENCODE_HEADER); + if (ret < 0) { + v4l2_err(&dev->v4l2_dev, "CODA_COMMAND_ENCODE_HEADER timeout\n"); + return ret; + } + + if (dev->devtype->product == CODA_960) { + for (i = 63; i > 0; i--) + if (((char *)vb2_plane_vaddr(buf, 0))[i] != 0) + break; + *size = i + 1; + } else { + *size = coda_read(dev, CODA_REG_BIT_WR_PTR(ctx->reg_idx)) - + coda_read(dev, CODA_CMD_ENC_HEADER_BB_START); + } + memcpy(header, vb2_plane_vaddr(buf, 0), *size); + + return 0; +} + +static phys_addr_t coda_iram_alloc(struct coda_iram_info *iram, size_t size) +{ + phys_addr_t ret; + + size = round_up(size, 1024); + if (size > iram->remaining) + return 0; + iram->remaining -= size; + + ret = iram->next_paddr; + iram->next_paddr += size; + + return ret; +} + +static void coda_setup_iram(struct coda_ctx *ctx) +{ + struct coda_iram_info *iram_info = &ctx->iram_info; + struct coda_dev *dev = ctx->dev; + int w64, w128; + int mb_width; + int dbk_bits; + int bit_bits; + int ip_bits; + + memset(iram_info, 0, sizeof(*iram_info)); + iram_info->next_paddr = dev->iram.paddr; + iram_info->remaining = dev->iram.size; + + if (!dev->iram.vaddr) + return; + + switch (dev->devtype->product) { + case CODA_7541: + dbk_bits = CODA7_USE_HOST_DBK_ENABLE | CODA7_USE_DBK_ENABLE; + bit_bits = CODA7_USE_HOST_BIT_ENABLE | CODA7_USE_BIT_ENABLE; + ip_bits = CODA7_USE_HOST_IP_ENABLE | CODA7_USE_IP_ENABLE; + break; + case CODA_960: + dbk_bits = CODA9_USE_HOST_DBK_ENABLE | CODA9_USE_DBK_ENABLE; + bit_bits = CODA9_USE_HOST_BIT_ENABLE | CODA7_USE_BIT_ENABLE; + ip_bits = CODA9_USE_HOST_IP_ENABLE | CODA7_USE_IP_ENABLE; + break; + default: /* CODA_DX6 */ + return; + } + + if (ctx->inst_type == CODA_INST_ENCODER) { + struct coda_q_data *q_data_src; + + q_data_src = get_q_data(ctx, V4L2_BUF_TYPE_VIDEO_OUTPUT); + mb_width = DIV_ROUND_UP(q_data_src->width, 16); + w128 = mb_width * 128; + w64 = mb_width * 64; + + /* Prioritize in case IRAM is too small for everything */ + if (dev->devtype->product == CODA_7541) { + iram_info->search_ram_size = round_up(mb_width * 16 * + 36 + 2048, 1024); + iram_info->search_ram_paddr = coda_iram_alloc(iram_info, + iram_info->search_ram_size); + if (!iram_info->search_ram_paddr) { + pr_err("IRAM is smaller than the search ram size\n"); + goto out; + } + iram_info->axi_sram_use |= CODA7_USE_HOST_ME_ENABLE | + CODA7_USE_ME_ENABLE; + } + + /* Only H.264BP and H.263P3 are considered */ + iram_info->buf_dbk_y_use = coda_iram_alloc(iram_info, w64); + iram_info->buf_dbk_c_use = coda_iram_alloc(iram_info, w64); + if (!iram_info->buf_dbk_c_use) + goto out; + iram_info->axi_sram_use |= dbk_bits; + + iram_info->buf_bit_use = coda_iram_alloc(iram_info, w128); + if (!iram_info->buf_bit_use) + goto out; + iram_info->axi_sram_use |= bit_bits; + + iram_info->buf_ip_ac_dc_use = coda_iram_alloc(iram_info, w128); + if (!iram_info->buf_ip_ac_dc_use) + goto out; + iram_info->axi_sram_use |= ip_bits; + + /* OVL and BTP disabled for encoder */ + } else if (ctx->inst_type == CODA_INST_DECODER) { + struct coda_q_data *q_data_dst; + + q_data_dst = get_q_data(ctx, V4L2_BUF_TYPE_VIDEO_CAPTURE); + mb_width = DIV_ROUND_UP(q_data_dst->width, 16); + w128 = mb_width * 128; + + iram_info->buf_dbk_y_use = coda_iram_alloc(iram_info, w128); + iram_info->buf_dbk_c_use = coda_iram_alloc(iram_info, w128); + if (!iram_info->buf_dbk_c_use) + goto out; + iram_info->axi_sram_use |= dbk_bits; + + iram_info->buf_bit_use = coda_iram_alloc(iram_info, w128); + if (!iram_info->buf_bit_use) + goto out; + iram_info->axi_sram_use |= bit_bits; + + iram_info->buf_ip_ac_dc_use = coda_iram_alloc(iram_info, w128); + if (!iram_info->buf_ip_ac_dc_use) + goto out; + iram_info->axi_sram_use |= ip_bits; + + /* OVL and BTP unused as there is no VC1 support yet */ + } + +out: + if (!(iram_info->axi_sram_use & CODA7_USE_HOST_IP_ENABLE)) + v4l2_dbg(1, coda_debug, &ctx->dev->v4l2_dev, + "IRAM smaller than needed\n"); + + if (dev->devtype->product == CODA_7541) { + /* TODO - Enabling these causes picture errors on CODA7541 */ + if (ctx->inst_type == CODA_INST_DECODER) { + /* fw 1.4.50 */ + iram_info->axi_sram_use &= ~(CODA7_USE_HOST_IP_ENABLE | + CODA7_USE_IP_ENABLE); + } else { + /* fw 13.4.29 */ + iram_info->axi_sram_use &= ~(CODA7_USE_HOST_IP_ENABLE | + CODA7_USE_HOST_DBK_ENABLE | + CODA7_USE_IP_ENABLE | + CODA7_USE_DBK_ENABLE); + } + } +} + +static u32 coda_supported_firmwares[] = { + CODA_FIRMWARE_VERNUM(CODA_DX6, 2, 2, 5), + CODA_FIRMWARE_VERNUM(CODA_7541, 1, 4, 50), + CODA_FIRMWARE_VERNUM(CODA_960, 2, 1, 5), +}; + +static bool coda_firmware_supported(u32 vernum) +{ + int i; + + for (i = 0; i < ARRAY_SIZE(coda_supported_firmwares); i++) + if (vernum == coda_supported_firmwares[i]) + return true; + return false; +} + +int coda_check_firmware(struct coda_dev *dev) +{ + u16 product, major, minor, release; + u32 data; + int ret; + + ret = clk_prepare_enable(dev->clk_per); + if (ret) + goto err_clk_per; + + ret = clk_prepare_enable(dev->clk_ahb); + if (ret) + goto err_clk_ahb; + + coda_write(dev, 0, CODA_CMD_FIRMWARE_VERNUM); + coda_write(dev, CODA_REG_BIT_BUSY_FLAG, CODA_REG_BIT_BUSY); + coda_write(dev, 0, CODA_REG_BIT_RUN_INDEX); + coda_write(dev, 0, CODA_REG_BIT_RUN_COD_STD); + coda_write(dev, CODA_COMMAND_FIRMWARE_GET, CODA_REG_BIT_RUN_COMMAND); + if (coda_wait_timeout(dev)) { + v4l2_err(&dev->v4l2_dev, "firmware get command error\n"); + ret = -EIO; + goto err_run_cmd; + } + + if (dev->devtype->product == CODA_960) { + data = coda_read(dev, CODA9_CMD_FIRMWARE_CODE_REV); + v4l2_info(&dev->v4l2_dev, "Firmware code revision: %d\n", + data); + } + + /* Check we are compatible with the loaded firmware */ + data = coda_read(dev, CODA_CMD_FIRMWARE_VERNUM); + product = CODA_FIRMWARE_PRODUCT(data); + major = CODA_FIRMWARE_MAJOR(data); + minor = CODA_FIRMWARE_MINOR(data); + release = CODA_FIRMWARE_RELEASE(data); + + clk_disable_unprepare(dev->clk_per); + clk_disable_unprepare(dev->clk_ahb); + + if (product != dev->devtype->product) { + v4l2_err(&dev->v4l2_dev, + "Wrong firmware. Hw: %s, Fw: %s, Version: %u.%u.%u\n", + coda_product_name(dev->devtype->product), + coda_product_name(product), major, minor, release); + return -EINVAL; + } + + v4l2_info(&dev->v4l2_dev, "Initialized %s.\n", + coda_product_name(product)); + + if (coda_firmware_supported(data)) { + v4l2_info(&dev->v4l2_dev, "Firmware version: %u.%u.%u\n", + major, minor, release); + } else { + v4l2_warn(&dev->v4l2_dev, + "Unsupported firmware version: %u.%u.%u\n", + major, minor, release); + } + + return 0; + +err_run_cmd: + clk_disable_unprepare(dev->clk_ahb); +err_clk_ahb: + clk_disable_unprepare(dev->clk_per); +err_clk_per: + return ret; +} + +/* + * Encoder context operations + */ + +static int coda_start_encoding(struct coda_ctx *ctx) +{ + struct coda_dev *dev = ctx->dev; + struct v4l2_device *v4l2_dev = &dev->v4l2_dev; + struct coda_q_data *q_data_src, *q_data_dst; + u32 bitstream_buf, bitstream_size; + struct vb2_buffer *buf; + int gamma, ret, value; + u32 dst_fourcc; + + q_data_src = get_q_data(ctx, V4L2_BUF_TYPE_VIDEO_OUTPUT); + q_data_dst = get_q_data(ctx, V4L2_BUF_TYPE_VIDEO_CAPTURE); + dst_fourcc = q_data_dst->fourcc; + + /* Allocate per-instance buffers */ + ret = coda_alloc_context_buffers(ctx, q_data_src); + if (ret < 0) + return ret; + + buf = v4l2_m2m_next_dst_buf(ctx->fh.m2m_ctx); + bitstream_buf = vb2_dma_contig_plane_dma_addr(buf, 0); + bitstream_size = q_data_dst->sizeimage; + + if (!coda_is_initialized(dev)) { + v4l2_err(v4l2_dev, "coda is not initialized.\n"); + return -EFAULT; + } + + mutex_lock(&dev->coda_mutex); + + coda_write(dev, ctx->parabuf.paddr, CODA_REG_BIT_PARA_BUF_ADDR); + coda_write(dev, bitstream_buf, CODA_REG_BIT_RD_PTR(ctx->reg_idx)); + coda_write(dev, bitstream_buf, CODA_REG_BIT_WR_PTR(ctx->reg_idx)); + switch (dev->devtype->product) { + case CODA_DX6: + coda_write(dev, CODADX6_STREAM_BUF_DYNALLOC_EN | + CODADX6_STREAM_BUF_PIC_RESET, CODA_REG_BIT_STREAM_CTRL); + break; + case CODA_960: + coda_write(dev, 0, CODA9_GDI_WPROT_RGN_EN); + /* fallthrough */ + case CODA_7541: + coda_write(dev, CODA7_STREAM_BUF_DYNALLOC_EN | + CODA7_STREAM_BUF_PIC_RESET, CODA_REG_BIT_STREAM_CTRL); + break; + } + + value = coda_read(dev, CODA_REG_BIT_FRAME_MEM_CTRL); + value &= ~(1 << 2 | 0x7 << 9); + ctx->frame_mem_ctrl = value; + coda_write(dev, value, CODA_REG_BIT_FRAME_MEM_CTRL); + + if (dev->devtype->product == CODA_DX6) { + /* Configure the coda */ + coda_write(dev, dev->iram.paddr, + CODADX6_REG_BIT_SEARCH_RAM_BASE_ADDR); + } + + /* Could set rotation here if needed */ + switch (dev->devtype->product) { + case CODA_DX6: + value = (q_data_src->width & CODADX6_PICWIDTH_MASK) + << CODADX6_PICWIDTH_OFFSET; + value |= (q_data_src->height & CODADX6_PICHEIGHT_MASK) + << CODA_PICHEIGHT_OFFSET; + break; + case CODA_7541: + if (dst_fourcc == V4L2_PIX_FMT_H264) { + value = (round_up(q_data_src->width, 16) & + CODA7_PICWIDTH_MASK) << CODA7_PICWIDTH_OFFSET; + value |= (round_up(q_data_src->height, 16) & + CODA7_PICHEIGHT_MASK) << CODA_PICHEIGHT_OFFSET; + break; + } + /* fallthrough */ + case CODA_960: + value = (q_data_src->width & CODA7_PICWIDTH_MASK) + << CODA7_PICWIDTH_OFFSET; + value |= (q_data_src->height & CODA7_PICHEIGHT_MASK) + << CODA_PICHEIGHT_OFFSET; + } + coda_write(dev, value, CODA_CMD_ENC_SEQ_SRC_SIZE); + coda_write(dev, ctx->params.framerate, + CODA_CMD_ENC_SEQ_SRC_F_RATE); + + ctx->params.codec_mode = ctx->codec->mode; + switch (dst_fourcc) { + case V4L2_PIX_FMT_MPEG4: + if (dev->devtype->product == CODA_960) + coda_write(dev, CODA9_STD_MPEG4, + CODA_CMD_ENC_SEQ_COD_STD); + else + coda_write(dev, CODA_STD_MPEG4, + CODA_CMD_ENC_SEQ_COD_STD); + coda_write(dev, 0, CODA_CMD_ENC_SEQ_MP4_PARA); + break; + case V4L2_PIX_FMT_H264: + if (dev->devtype->product == CODA_960) + coda_write(dev, CODA9_STD_H264, + CODA_CMD_ENC_SEQ_COD_STD); + else + coda_write(dev, CODA_STD_H264, + CODA_CMD_ENC_SEQ_COD_STD); + if (ctx->params.h264_deblk_enabled) { + value = ((ctx->params.h264_deblk_alpha & + CODA_264PARAM_DEBLKFILTEROFFSETALPHA_MASK) << + CODA_264PARAM_DEBLKFILTEROFFSETALPHA_OFFSET) | + ((ctx->params.h264_deblk_beta & + CODA_264PARAM_DEBLKFILTEROFFSETBETA_MASK) << + CODA_264PARAM_DEBLKFILTEROFFSETBETA_OFFSET); + } else { + value = 1 << CODA_264PARAM_DISABLEDEBLK_OFFSET; + } + coda_write(dev, value, CODA_CMD_ENC_SEQ_264_PARA); + break; + default: + v4l2_err(v4l2_dev, + "dst format (0x%08x) invalid.\n", dst_fourcc); + ret = -EINVAL; + goto out; + } + + switch (ctx->params.slice_mode) { + case V4L2_MPEG_VIDEO_MULTI_SLICE_MODE_SINGLE: + value = 0; + break; + case V4L2_MPEG_VIDEO_MULTI_SICE_MODE_MAX_MB: + value = (ctx->params.slice_max_mb & CODA_SLICING_SIZE_MASK) + << CODA_SLICING_SIZE_OFFSET; + value |= (1 & CODA_SLICING_UNIT_MASK) + << CODA_SLICING_UNIT_OFFSET; + value |= 1 & CODA_SLICING_MODE_MASK; + break; + case V4L2_MPEG_VIDEO_MULTI_SICE_MODE_MAX_BYTES: + value = (ctx->params.slice_max_bits & CODA_SLICING_SIZE_MASK) + << CODA_SLICING_SIZE_OFFSET; + value |= (0 & CODA_SLICING_UNIT_MASK) + << CODA_SLICING_UNIT_OFFSET; + value |= 1 & CODA_SLICING_MODE_MASK; + break; + } + coda_write(dev, value, CODA_CMD_ENC_SEQ_SLICE_MODE); + value = ctx->params.gop_size & CODA_GOP_SIZE_MASK; + coda_write(dev, value, CODA_CMD_ENC_SEQ_GOP_SIZE); + + if (ctx->params.bitrate) { + /* Rate control enabled */ + value = (ctx->params.bitrate & CODA_RATECONTROL_BITRATE_MASK) + << CODA_RATECONTROL_BITRATE_OFFSET; + value |= 1 & CODA_RATECONTROL_ENABLE_MASK; + if (dev->devtype->product == CODA_960) + value |= BIT(31); /* disable autoskip */ + } else { + value = 0; + } + coda_write(dev, value, CODA_CMD_ENC_SEQ_RC_PARA); + + coda_write(dev, 0, CODA_CMD_ENC_SEQ_RC_BUF_SIZE); + coda_write(dev, ctx->params.intra_refresh, + CODA_CMD_ENC_SEQ_INTRA_REFRESH); + + coda_write(dev, bitstream_buf, CODA_CMD_ENC_SEQ_BB_START); + coda_write(dev, bitstream_size / 1024, CODA_CMD_ENC_SEQ_BB_SIZE); + + + value = 0; + if (dev->devtype->product == CODA_960) + gamma = CODA9_DEFAULT_GAMMA; + else + gamma = CODA_DEFAULT_GAMMA; + if (gamma > 0) { + coda_write(dev, (gamma & CODA_GAMMA_MASK) << CODA_GAMMA_OFFSET, + CODA_CMD_ENC_SEQ_RC_GAMMA); + } + + if (ctx->params.h264_min_qp || ctx->params.h264_max_qp) { + coda_write(dev, + ctx->params.h264_min_qp << CODA_QPMIN_OFFSET | + ctx->params.h264_max_qp << CODA_QPMAX_OFFSET, + CODA_CMD_ENC_SEQ_RC_QP_MIN_MAX); + } + if (dev->devtype->product == CODA_960) { + if (ctx->params.h264_max_qp) + value |= 1 << CODA9_OPTION_RCQPMAX_OFFSET; + if (CODA_DEFAULT_GAMMA > 0) + value |= 1 << CODA9_OPTION_GAMMA_OFFSET; + } else { + if (CODA_DEFAULT_GAMMA > 0) { + if (dev->devtype->product == CODA_DX6) + value |= 1 << CODADX6_OPTION_GAMMA_OFFSET; + else + value |= 1 << CODA7_OPTION_GAMMA_OFFSET; + } + if (ctx->params.h264_min_qp) + value |= 1 << CODA7_OPTION_RCQPMIN_OFFSET; + if (ctx->params.h264_max_qp) + value |= 1 << CODA7_OPTION_RCQPMAX_OFFSET; + } + coda_write(dev, value, CODA_CMD_ENC_SEQ_OPTION); + + coda_write(dev, 0, CODA_CMD_ENC_SEQ_RC_INTERVAL_MODE); + + coda_setup_iram(ctx); + + if (dst_fourcc == V4L2_PIX_FMT_H264) { + switch (dev->devtype->product) { + case CODA_DX6: + value = FMO_SLICE_SAVE_BUF_SIZE << 7; + coda_write(dev, value, CODADX6_CMD_ENC_SEQ_FMO); + break; + case CODA_7541: + coda_write(dev, ctx->iram_info.search_ram_paddr, + CODA7_CMD_ENC_SEQ_SEARCH_BASE); + coda_write(dev, ctx->iram_info.search_ram_size, + CODA7_CMD_ENC_SEQ_SEARCH_SIZE); + break; + case CODA_960: + coda_write(dev, 0, CODA9_CMD_ENC_SEQ_ME_OPTION); + coda_write(dev, 0, CODA9_CMD_ENC_SEQ_INTRA_WEIGHT); + } + } + + ret = coda_command_sync(ctx, CODA_COMMAND_SEQ_INIT); + if (ret < 0) { + v4l2_err(v4l2_dev, "CODA_COMMAND_SEQ_INIT timeout\n"); + goto out; + } + + if (coda_read(dev, CODA_RET_ENC_SEQ_SUCCESS) == 0) { + v4l2_err(v4l2_dev, "CODA_COMMAND_SEQ_INIT failed\n"); + ret = -EFAULT; + goto out; + } + + if (dev->devtype->product == CODA_960) + ctx->num_internal_frames = 4; + else + ctx->num_internal_frames = 2; + ret = coda_alloc_framebuffers(ctx, q_data_src, dst_fourcc); + if (ret < 0) { + v4l2_err(v4l2_dev, "failed to allocate framebuffers\n"); + goto out; + } + + coda_write(dev, ctx->num_internal_frames, CODA_CMD_SET_FRAME_BUF_NUM); + coda_write(dev, q_data_src->bytesperline, + CODA_CMD_SET_FRAME_BUF_STRIDE); + if (dev->devtype->product == CODA_7541) { + coda_write(dev, q_data_src->bytesperline, + CODA7_CMD_SET_FRAME_SOURCE_BUF_STRIDE); + } + if (dev->devtype->product != CODA_DX6) { + coda_write(dev, ctx->iram_info.buf_bit_use, + CODA7_CMD_SET_FRAME_AXI_BIT_ADDR); + coda_write(dev, ctx->iram_info.buf_ip_ac_dc_use, + CODA7_CMD_SET_FRAME_AXI_IPACDC_ADDR); + coda_write(dev, ctx->iram_info.buf_dbk_y_use, + CODA7_CMD_SET_FRAME_AXI_DBKY_ADDR); + coda_write(dev, ctx->iram_info.buf_dbk_c_use, + CODA7_CMD_SET_FRAME_AXI_DBKC_ADDR); + coda_write(dev, ctx->iram_info.buf_ovl_use, + CODA7_CMD_SET_FRAME_AXI_OVL_ADDR); + if (dev->devtype->product == CODA_960) { + coda_write(dev, ctx->iram_info.buf_btp_use, + CODA9_CMD_SET_FRAME_AXI_BTP_ADDR); + + /* FIXME */ + coda_write(dev, ctx->internal_frames[2].paddr, + CODA9_CMD_SET_FRAME_SUBSAMP_A); + coda_write(dev, ctx->internal_frames[3].paddr, + CODA9_CMD_SET_FRAME_SUBSAMP_B); + } + } + + ret = coda_command_sync(ctx, CODA_COMMAND_SET_FRAME_BUF); + if (ret < 0) { + v4l2_err(v4l2_dev, "CODA_COMMAND_SET_FRAME_BUF timeout\n"); + goto out; + } + + /* Save stream headers */ + buf = v4l2_m2m_next_dst_buf(ctx->fh.m2m_ctx); + switch (dst_fourcc) { + case V4L2_PIX_FMT_H264: + /* + * Get SPS in the first frame and copy it to an + * intermediate buffer. + */ + ret = coda_encode_header(ctx, buf, CODA_HEADER_H264_SPS, + &ctx->vpu_header[0][0], + &ctx->vpu_header_size[0]); + if (ret < 0) + goto out; + + /* + * Get PPS in the first frame and copy it to an + * intermediate buffer. + */ + ret = coda_encode_header(ctx, buf, CODA_HEADER_H264_PPS, + &ctx->vpu_header[1][0], + &ctx->vpu_header_size[1]); + if (ret < 0) + goto out; + + /* + * Length of H.264 headers is variable and thus it might not be + * aligned for the coda to append the encoded frame. In that is + * the case a filler NAL must be added to header 2. + */ + ctx->vpu_header_size[2] = coda_h264_padding( + (ctx->vpu_header_size[0] + + ctx->vpu_header_size[1]), + ctx->vpu_header[2]); + break; + case V4L2_PIX_FMT_MPEG4: + /* + * Get VOS in the first frame and copy it to an + * intermediate buffer + */ + ret = coda_encode_header(ctx, buf, CODA_HEADER_MP4V_VOS, + &ctx->vpu_header[0][0], + &ctx->vpu_header_size[0]); + if (ret < 0) + goto out; + + ret = coda_encode_header(ctx, buf, CODA_HEADER_MP4V_VIS, + &ctx->vpu_header[1][0], + &ctx->vpu_header_size[1]); + if (ret < 0) + goto out; + + ret = coda_encode_header(ctx, buf, CODA_HEADER_MP4V_VOL, + &ctx->vpu_header[2][0], + &ctx->vpu_header_size[2]); + if (ret < 0) + goto out; + break; + default: + /* No more formats need to save headers at the moment */ + break; + } + +out: + mutex_unlock(&dev->coda_mutex); + return ret; +} + +static int coda_prepare_encode(struct coda_ctx *ctx) +{ + struct coda_q_data *q_data_src, *q_data_dst; + struct vb2_buffer *src_buf, *dst_buf; + struct coda_dev *dev = ctx->dev; + int force_ipicture; + int quant_param = 0; + u32 picture_y, picture_cb, picture_cr; + u32 pic_stream_buffer_addr, pic_stream_buffer_size; + u32 dst_fourcc; + + src_buf = v4l2_m2m_next_src_buf(ctx->fh.m2m_ctx); + dst_buf = v4l2_m2m_next_dst_buf(ctx->fh.m2m_ctx); + q_data_src = get_q_data(ctx, V4L2_BUF_TYPE_VIDEO_OUTPUT); + q_data_dst = get_q_data(ctx, V4L2_BUF_TYPE_VIDEO_CAPTURE); + dst_fourcc = q_data_dst->fourcc; + + src_buf->v4l2_buf.sequence = ctx->osequence; + dst_buf->v4l2_buf.sequence = ctx->osequence; + ctx->osequence++; + + /* + * Workaround coda firmware BUG that only marks the first + * frame as IDR. This is a problem for some decoders that can't + * recover when a frame is lost. + */ + if (src_buf->v4l2_buf.sequence % ctx->params.gop_size) { + src_buf->v4l2_buf.flags |= V4L2_BUF_FLAG_PFRAME; + src_buf->v4l2_buf.flags &= ~V4L2_BUF_FLAG_KEYFRAME; + } else { + src_buf->v4l2_buf.flags |= V4L2_BUF_FLAG_KEYFRAME; + src_buf->v4l2_buf.flags &= ~V4L2_BUF_FLAG_PFRAME; + } + + if (dev->devtype->product == CODA_960) + coda_set_gdi_regs(ctx); + + /* + * Copy headers at the beginning of the first frame for H.264 only. + * In MPEG4 they are already copied by the coda. + */ + if (src_buf->v4l2_buf.sequence == 0) { + pic_stream_buffer_addr = + vb2_dma_contig_plane_dma_addr(dst_buf, 0) + + ctx->vpu_header_size[0] + + ctx->vpu_header_size[1] + + ctx->vpu_header_size[2]; + pic_stream_buffer_size = CODA_MAX_FRAME_SIZE - + ctx->vpu_header_size[0] - + ctx->vpu_header_size[1] - + ctx->vpu_header_size[2]; + memcpy(vb2_plane_vaddr(dst_buf, 0), + &ctx->vpu_header[0][0], ctx->vpu_header_size[0]); + memcpy(vb2_plane_vaddr(dst_buf, 0) + ctx->vpu_header_size[0], + &ctx->vpu_header[1][0], ctx->vpu_header_size[1]); + memcpy(vb2_plane_vaddr(dst_buf, 0) + ctx->vpu_header_size[0] + + ctx->vpu_header_size[1], &ctx->vpu_header[2][0], + ctx->vpu_header_size[2]); + } else { + pic_stream_buffer_addr = + vb2_dma_contig_plane_dma_addr(dst_buf, 0); + pic_stream_buffer_size = CODA_MAX_FRAME_SIZE; + } + + if (src_buf->v4l2_buf.flags & V4L2_BUF_FLAG_KEYFRAME) { + force_ipicture = 1; + switch (dst_fourcc) { + case V4L2_PIX_FMT_H264: + quant_param = ctx->params.h264_intra_qp; + break; + case V4L2_PIX_FMT_MPEG4: + quant_param = ctx->params.mpeg4_intra_qp; + break; + default: + v4l2_warn(&ctx->dev->v4l2_dev, + "cannot set intra qp, fmt not supported\n"); + break; + } + } else { + force_ipicture = 0; + switch (dst_fourcc) { + case V4L2_PIX_FMT_H264: + quant_param = ctx->params.h264_inter_qp; + break; + case V4L2_PIX_FMT_MPEG4: + quant_param = ctx->params.mpeg4_inter_qp; + break; + default: + v4l2_warn(&ctx->dev->v4l2_dev, + "cannot set inter qp, fmt not supported\n"); + break; + } + } + + /* submit */ + coda_write(dev, CODA_ROT_MIR_ENABLE | ctx->params.rot_mode, + CODA_CMD_ENC_PIC_ROT_MODE); + coda_write(dev, quant_param, CODA_CMD_ENC_PIC_QS); + + + picture_y = vb2_dma_contig_plane_dma_addr(src_buf, 0); + switch (q_data_src->fourcc) { + case V4L2_PIX_FMT_YVU420: + /* Switch Cb and Cr for YVU420 format */ + picture_cr = picture_y + q_data_src->bytesperline * + q_data_src->height; + picture_cb = picture_cr + q_data_src->bytesperline / 2 * + q_data_src->height / 2; + break; + case V4L2_PIX_FMT_YUV420: + default: + picture_cb = picture_y + q_data_src->bytesperline * + q_data_src->height; + picture_cr = picture_cb + q_data_src->bytesperline / 2 * + q_data_src->height / 2; + break; + } + + if (dev->devtype->product == CODA_960) { + coda_write(dev, 4/*FIXME: 0*/, CODA9_CMD_ENC_PIC_SRC_INDEX); + coda_write(dev, q_data_src->width, CODA9_CMD_ENC_PIC_SRC_STRIDE); + coda_write(dev, 0, CODA9_CMD_ENC_PIC_SUB_FRAME_SYNC); + + coda_write(dev, picture_y, CODA9_CMD_ENC_PIC_SRC_ADDR_Y); + coda_write(dev, picture_cb, CODA9_CMD_ENC_PIC_SRC_ADDR_CB); + coda_write(dev, picture_cr, CODA9_CMD_ENC_PIC_SRC_ADDR_CR); + } else { + coda_write(dev, picture_y, CODA_CMD_ENC_PIC_SRC_ADDR_Y); + coda_write(dev, picture_cb, CODA_CMD_ENC_PIC_SRC_ADDR_CB); + coda_write(dev, picture_cr, CODA_CMD_ENC_PIC_SRC_ADDR_CR); + } + coda_write(dev, force_ipicture << 1 & 0x2, + CODA_CMD_ENC_PIC_OPTION); + + coda_write(dev, pic_stream_buffer_addr, CODA_CMD_ENC_PIC_BB_START); + coda_write(dev, pic_stream_buffer_size / 1024, + CODA_CMD_ENC_PIC_BB_SIZE); + + if (!ctx->streamon_out) { + /* After streamoff on the output side, set stream end flag */ + ctx->bit_stream_param |= CODA_BIT_STREAM_END_FLAG; + coda_write(dev, ctx->bit_stream_param, + CODA_REG_BIT_BIT_STREAM_PARAM); + } + + if (dev->devtype->product != CODA_DX6) + coda_write(dev, ctx->iram_info.axi_sram_use, + CODA7_REG_BIT_AXI_SRAM_USE); + + coda_command_async(ctx, CODA_COMMAND_PIC_RUN); + + return 0; +} + +static void coda_finish_encode(struct coda_ctx *ctx) +{ + struct vb2_buffer *src_buf, *dst_buf; + struct coda_dev *dev = ctx->dev; + u32 wr_ptr, start_ptr; + + src_buf = v4l2_m2m_src_buf_remove(ctx->fh.m2m_ctx); + dst_buf = v4l2_m2m_next_dst_buf(ctx->fh.m2m_ctx); + + /* Get results from the coda */ + start_ptr = coda_read(dev, CODA_CMD_ENC_PIC_BB_START); + wr_ptr = coda_read(dev, CODA_REG_BIT_WR_PTR(ctx->reg_idx)); + + /* Calculate bytesused field */ + if (dst_buf->v4l2_buf.sequence == 0) { + vb2_set_plane_payload(dst_buf, 0, wr_ptr - start_ptr + + ctx->vpu_header_size[0] + + ctx->vpu_header_size[1] + + ctx->vpu_header_size[2]); + } else { + vb2_set_plane_payload(dst_buf, 0, wr_ptr - start_ptr); + } + + v4l2_dbg(1, coda_debug, &ctx->dev->v4l2_dev, "frame size = %u\n", + wr_ptr - start_ptr); + + coda_read(dev, CODA_RET_ENC_PIC_SLICE_NUM); + coda_read(dev, CODA_RET_ENC_PIC_FLAG); + + if (coda_read(dev, CODA_RET_ENC_PIC_TYPE) == 0) { + dst_buf->v4l2_buf.flags |= V4L2_BUF_FLAG_KEYFRAME; + dst_buf->v4l2_buf.flags &= ~V4L2_BUF_FLAG_PFRAME; + } else { + dst_buf->v4l2_buf.flags |= V4L2_BUF_FLAG_PFRAME; + dst_buf->v4l2_buf.flags &= ~V4L2_BUF_FLAG_KEYFRAME; + } + + dst_buf->v4l2_buf.timestamp = src_buf->v4l2_buf.timestamp; + dst_buf->v4l2_buf.flags &= ~V4L2_BUF_FLAG_TSTAMP_SRC_MASK; + dst_buf->v4l2_buf.flags |= + src_buf->v4l2_buf.flags & V4L2_BUF_FLAG_TSTAMP_SRC_MASK; + dst_buf->v4l2_buf.timecode = src_buf->v4l2_buf.timecode; + + v4l2_m2m_buf_done(src_buf, VB2_BUF_STATE_DONE); + + dst_buf = v4l2_m2m_dst_buf_remove(ctx->fh.m2m_ctx); + v4l2_m2m_buf_done(dst_buf, VB2_BUF_STATE_DONE); + + ctx->gopcounter--; + if (ctx->gopcounter < 0) + ctx->gopcounter = ctx->params.gop_size - 1; + + v4l2_dbg(1, coda_debug, &dev->v4l2_dev, + "job finished: encoding frame (%d) (%s)\n", + dst_buf->v4l2_buf.sequence, + (dst_buf->v4l2_buf.flags & V4L2_BUF_FLAG_KEYFRAME) ? + "KEYFRAME" : "PFRAME"); +} + +static void coda_seq_end_work(struct work_struct *work) +{ + struct coda_ctx *ctx = container_of(work, struct coda_ctx, seq_end_work); + struct coda_dev *dev = ctx->dev; + + mutex_lock(&ctx->buffer_mutex); + mutex_lock(&dev->coda_mutex); + + v4l2_dbg(1, coda_debug, &dev->v4l2_dev, + "%d: %s: sent command 'SEQ_END' to coda\n", ctx->idx, + __func__); + if (coda_command_sync(ctx, CODA_COMMAND_SEQ_END)) { + v4l2_err(&dev->v4l2_dev, + "CODA_COMMAND_SEQ_END failed\n"); + } + + kfifo_init(&ctx->bitstream_fifo, + ctx->bitstream.vaddr, ctx->bitstream.size); + + coda_free_framebuffers(ctx); + coda_free_context_buffers(ctx); + + mutex_unlock(&dev->coda_mutex); + mutex_unlock(&ctx->buffer_mutex); +} + +static void coda_bit_release(struct coda_ctx *ctx) +{ + coda_free_framebuffers(ctx); + coda_free_context_buffers(ctx); +} + +const struct coda_context_ops coda_bit_encode_ops = { + .queue_init = coda_encoder_queue_init, + .start_streaming = coda_start_encoding, + .prepare_run = coda_prepare_encode, + .finish_run = coda_finish_encode, + .seq_end_work = coda_seq_end_work, + .release = coda_bit_release, +}; + +/* + * Decoder context operations + */ + +static int __coda_start_decoding(struct coda_ctx *ctx) +{ + struct coda_q_data *q_data_src, *q_data_dst; + u32 bitstream_buf, bitstream_size; + struct coda_dev *dev = ctx->dev; + int width, height; + u32 src_fourcc; + u32 val; + int ret; + + /* Start decoding */ + q_data_src = get_q_data(ctx, V4L2_BUF_TYPE_VIDEO_OUTPUT); + q_data_dst = get_q_data(ctx, V4L2_BUF_TYPE_VIDEO_CAPTURE); + bitstream_buf = ctx->bitstream.paddr; + bitstream_size = ctx->bitstream.size; + src_fourcc = q_data_src->fourcc; + + /* Allocate per-instance buffers */ + ret = coda_alloc_context_buffers(ctx, q_data_src); + if (ret < 0) + return ret; + + coda_write(dev, ctx->parabuf.paddr, CODA_REG_BIT_PARA_BUF_ADDR); + + /* Update coda bitstream read and write pointers from kfifo */ + coda_kfifo_sync_to_device_full(ctx); + + ctx->display_idx = -1; + ctx->frm_dis_flg = 0; + coda_write(dev, 0, CODA_REG_BIT_FRM_DIS_FLG(ctx->reg_idx)); + + coda_write(dev, CODA_BIT_DEC_SEQ_INIT_ESCAPE, + CODA_REG_BIT_BIT_STREAM_PARAM); + + coda_write(dev, bitstream_buf, CODA_CMD_DEC_SEQ_BB_START); + coda_write(dev, bitstream_size / 1024, CODA_CMD_DEC_SEQ_BB_SIZE); + val = 0; + if ((dev->devtype->product == CODA_7541) || + (dev->devtype->product == CODA_960)) + val |= CODA_REORDER_ENABLE; + coda_write(dev, val, CODA_CMD_DEC_SEQ_OPTION); + + ctx->params.codec_mode = ctx->codec->mode; + if (dev->devtype->product == CODA_960 && + src_fourcc == V4L2_PIX_FMT_MPEG4) + ctx->params.codec_mode_aux = CODA_MP4_AUX_MPEG4; + else + ctx->params.codec_mode_aux = 0; + if (src_fourcc == V4L2_PIX_FMT_H264) { + if (dev->devtype->product == CODA_7541) { + coda_write(dev, ctx->psbuf.paddr, + CODA_CMD_DEC_SEQ_PS_BB_START); + coda_write(dev, (CODA7_PS_BUF_SIZE / 1024), + CODA_CMD_DEC_SEQ_PS_BB_SIZE); + } + if (dev->devtype->product == CODA_960) { + coda_write(dev, 0, CODA_CMD_DEC_SEQ_X264_MV_EN); + coda_write(dev, 512, CODA_CMD_DEC_SEQ_SPP_CHUNK_SIZE); + } + } + if (dev->devtype->product != CODA_960) + coda_write(dev, 0, CODA_CMD_DEC_SEQ_SRC_SIZE); + + if (coda_command_sync(ctx, CODA_COMMAND_SEQ_INIT)) { + v4l2_err(&dev->v4l2_dev, "CODA_COMMAND_SEQ_INIT timeout\n"); + coda_write(dev, 0, CODA_REG_BIT_BIT_STREAM_PARAM); + return -ETIMEDOUT; + } + + /* Update kfifo out pointer from coda bitstream read pointer */ + coda_kfifo_sync_from_device(ctx); + + coda_write(dev, 0, CODA_REG_BIT_BIT_STREAM_PARAM); + + if (coda_read(dev, CODA_RET_DEC_SEQ_SUCCESS) == 0) { + v4l2_err(&dev->v4l2_dev, + "CODA_COMMAND_SEQ_INIT failed, error code = %d\n", + coda_read(dev, CODA_RET_DEC_SEQ_ERR_REASON)); + return -EAGAIN; + } + + val = coda_read(dev, CODA_RET_DEC_SEQ_SRC_SIZE); + if (dev->devtype->product == CODA_DX6) { + width = (val >> CODADX6_PICWIDTH_OFFSET) & CODADX6_PICWIDTH_MASK; + height = val & CODADX6_PICHEIGHT_MASK; + } else { + width = (val >> CODA7_PICWIDTH_OFFSET) & CODA7_PICWIDTH_MASK; + height = val & CODA7_PICHEIGHT_MASK; + } + + if (width > q_data_dst->width || height > q_data_dst->height) { + v4l2_err(&dev->v4l2_dev, "stream is %dx%d, not %dx%d\n", + width, height, q_data_dst->width, q_data_dst->height); + return -EINVAL; + } + + width = round_up(width, 16); + height = round_up(height, 16); + + v4l2_dbg(1, coda_debug, &dev->v4l2_dev, "%s instance %d now: %dx%d\n", + __func__, ctx->idx, width, height); + + ctx->num_internal_frames = coda_read(dev, CODA_RET_DEC_SEQ_FRAME_NEED); + if (ctx->num_internal_frames > CODA_MAX_FRAMEBUFFERS) { + v4l2_err(&dev->v4l2_dev, + "not enough framebuffers to decode (%d < %d)\n", + CODA_MAX_FRAMEBUFFERS, ctx->num_internal_frames); + return -EINVAL; + } + + if (src_fourcc == V4L2_PIX_FMT_H264) { + u32 left_right; + u32 top_bottom; + + left_right = coda_read(dev, CODA_RET_DEC_SEQ_CROP_LEFT_RIGHT); + top_bottom = coda_read(dev, CODA_RET_DEC_SEQ_CROP_TOP_BOTTOM); + + q_data_dst->rect.left = (left_right >> 10) & 0x3ff; + q_data_dst->rect.top = (top_bottom >> 10) & 0x3ff; + q_data_dst->rect.width = width - q_data_dst->rect.left - + (left_right & 0x3ff); + q_data_dst->rect.height = height - q_data_dst->rect.top - + (top_bottom & 0x3ff); + } + + ret = coda_alloc_framebuffers(ctx, q_data_dst, src_fourcc); + if (ret < 0) { + v4l2_err(&dev->v4l2_dev, "failed to allocate framebuffers\n"); + return ret; + } + + /* Tell the decoder how many frame buffers we allocated. */ + coda_write(dev, ctx->num_internal_frames, CODA_CMD_SET_FRAME_BUF_NUM); + coda_write(dev, width, CODA_CMD_SET_FRAME_BUF_STRIDE); + + if (dev->devtype->product != CODA_DX6) { + /* Set secondary AXI IRAM */ + coda_setup_iram(ctx); + + coda_write(dev, ctx->iram_info.buf_bit_use, + CODA7_CMD_SET_FRAME_AXI_BIT_ADDR); + coda_write(dev, ctx->iram_info.buf_ip_ac_dc_use, + CODA7_CMD_SET_FRAME_AXI_IPACDC_ADDR); + coda_write(dev, ctx->iram_info.buf_dbk_y_use, + CODA7_CMD_SET_FRAME_AXI_DBKY_ADDR); + coda_write(dev, ctx->iram_info.buf_dbk_c_use, + CODA7_CMD_SET_FRAME_AXI_DBKC_ADDR); + coda_write(dev, ctx->iram_info.buf_ovl_use, + CODA7_CMD_SET_FRAME_AXI_OVL_ADDR); + if (dev->devtype->product == CODA_960) + coda_write(dev, ctx->iram_info.buf_btp_use, + CODA9_CMD_SET_FRAME_AXI_BTP_ADDR); + } + + if (dev->devtype->product == CODA_960) { + coda_write(dev, -1, CODA9_CMD_SET_FRAME_DELAY); + + coda_write(dev, 0x20262024, CODA9_CMD_SET_FRAME_CACHE_SIZE); + coda_write(dev, 2 << CODA9_CACHE_PAGEMERGE_OFFSET | + 32 << CODA9_CACHE_LUMA_BUFFER_SIZE_OFFSET | + 8 << CODA9_CACHE_CB_BUFFER_SIZE_OFFSET | + 8 << CODA9_CACHE_CR_BUFFER_SIZE_OFFSET, + CODA9_CMD_SET_FRAME_CACHE_CONFIG); + } + + if (src_fourcc == V4L2_PIX_FMT_H264) { + coda_write(dev, ctx->slicebuf.paddr, + CODA_CMD_SET_FRAME_SLICE_BB_START); + coda_write(dev, ctx->slicebuf.size / 1024, + CODA_CMD_SET_FRAME_SLICE_BB_SIZE); + } + + if (dev->devtype->product == CODA_7541) { + int max_mb_x = 1920 / 16; + int max_mb_y = 1088 / 16; + int max_mb_num = max_mb_x * max_mb_y; + + coda_write(dev, max_mb_num << 16 | max_mb_x << 8 | max_mb_y, + CODA7_CMD_SET_FRAME_MAX_DEC_SIZE); + } else if (dev->devtype->product == CODA_960) { + int max_mb_x = 1920 / 16; + int max_mb_y = 1088 / 16; + int max_mb_num = max_mb_x * max_mb_y; + + coda_write(dev, max_mb_num << 16 | max_mb_x << 8 | max_mb_y, + CODA9_CMD_SET_FRAME_MAX_DEC_SIZE); + } + + if (coda_command_sync(ctx, CODA_COMMAND_SET_FRAME_BUF)) { + v4l2_err(&ctx->dev->v4l2_dev, + "CODA_COMMAND_SET_FRAME_BUF timeout\n"); + return -ETIMEDOUT; + } + + return 0; +} + +static int coda_start_decoding(struct coda_ctx *ctx) +{ + struct coda_dev *dev = ctx->dev; + int ret; + + mutex_lock(&dev->coda_mutex); + ret = __coda_start_decoding(ctx); + mutex_unlock(&dev->coda_mutex); + + return ret; +} + +static int coda_prepare_decode(struct coda_ctx *ctx) +{ + struct vb2_buffer *dst_buf; + struct coda_dev *dev = ctx->dev; + struct coda_q_data *q_data_dst; + u32 stridey, height; + u32 picture_y, picture_cb, picture_cr; + + dst_buf = v4l2_m2m_next_dst_buf(ctx->fh.m2m_ctx); + q_data_dst = get_q_data(ctx, V4L2_BUF_TYPE_VIDEO_CAPTURE); + + if (ctx->params.rot_mode & CODA_ROT_90) { + stridey = q_data_dst->height; + height = q_data_dst->width; + } else { + stridey = q_data_dst->width; + height = q_data_dst->height; + } + + /* Try to copy source buffer contents into the bitstream ringbuffer */ + mutex_lock(&ctx->bitstream_mutex); + coda_fill_bitstream(ctx); + mutex_unlock(&ctx->bitstream_mutex); + + if (coda_get_bitstream_payload(ctx) < 512 && + (!(ctx->bit_stream_param & CODA_BIT_STREAM_END_FLAG))) { + v4l2_dbg(1, coda_debug, &dev->v4l2_dev, + "bitstream payload: %d, skipping\n", + coda_get_bitstream_payload(ctx)); + v4l2_m2m_job_finish(ctx->dev->m2m_dev, ctx->fh.m2m_ctx); + return -EAGAIN; + } + + /* Run coda_start_decoding (again) if not yet initialized */ + if (!ctx->initialized) { + int ret = __coda_start_decoding(ctx); + + if (ret < 0) { + v4l2_err(&dev->v4l2_dev, "failed to start decoding\n"); + v4l2_m2m_job_finish(ctx->dev->m2m_dev, ctx->fh.m2m_ctx); + return -EAGAIN; + } else { + ctx->initialized = 1; + } + } + + if (dev->devtype->product == CODA_960) + coda_set_gdi_regs(ctx); + + /* Set rotator output */ + picture_y = vb2_dma_contig_plane_dma_addr(dst_buf, 0); + if (q_data_dst->fourcc == V4L2_PIX_FMT_YVU420) { + /* Switch Cr and Cb for YVU420 format */ + picture_cr = picture_y + stridey * height; + picture_cb = picture_cr + stridey / 2 * height / 2; + } else { + picture_cb = picture_y + stridey * height; + picture_cr = picture_cb + stridey / 2 * height / 2; + } + + if (dev->devtype->product == CODA_960) { + /* + * The CODA960 seems to have an internal list of buffers with + * 64 entries that includes the registered frame buffers as + * well as the rotator buffer output. + * ROT_INDEX needs to be < 0x40, but > ctx->num_internal_frames. + */ + coda_write(dev, CODA_MAX_FRAMEBUFFERS + dst_buf->v4l2_buf.index, + CODA9_CMD_DEC_PIC_ROT_INDEX); + coda_write(dev, picture_y, CODA9_CMD_DEC_PIC_ROT_ADDR_Y); + coda_write(dev, picture_cb, CODA9_CMD_DEC_PIC_ROT_ADDR_CB); + coda_write(dev, picture_cr, CODA9_CMD_DEC_PIC_ROT_ADDR_CR); + coda_write(dev, stridey, CODA9_CMD_DEC_PIC_ROT_STRIDE); + } else { + coda_write(dev, picture_y, CODA_CMD_DEC_PIC_ROT_ADDR_Y); + coda_write(dev, picture_cb, CODA_CMD_DEC_PIC_ROT_ADDR_CB); + coda_write(dev, picture_cr, CODA_CMD_DEC_PIC_ROT_ADDR_CR); + coda_write(dev, stridey, CODA_CMD_DEC_PIC_ROT_STRIDE); + } + coda_write(dev, CODA_ROT_MIR_ENABLE | ctx->params.rot_mode, + CODA_CMD_DEC_PIC_ROT_MODE); + + switch (dev->devtype->product) { + case CODA_DX6: + /* TBD */ + case CODA_7541: + coda_write(dev, CODA_PRE_SCAN_EN, CODA_CMD_DEC_PIC_OPTION); + break; + case CODA_960: + /* 'hardcode to use interrupt disable mode'? */ + coda_write(dev, (1 << 10), CODA_CMD_DEC_PIC_OPTION); + break; + } + + coda_write(dev, 0, CODA_CMD_DEC_PIC_SKIP_NUM); + + coda_write(dev, 0, CODA_CMD_DEC_PIC_BB_START); + coda_write(dev, 0, CODA_CMD_DEC_PIC_START_BYTE); + + if (dev->devtype->product != CODA_DX6) + coda_write(dev, ctx->iram_info.axi_sram_use, + CODA7_REG_BIT_AXI_SRAM_USE); + + coda_kfifo_sync_to_device_full(ctx); + + coda_command_async(ctx, CODA_COMMAND_PIC_RUN); + + return 0; +} + +static void coda_finish_decode(struct coda_ctx *ctx) +{ + struct coda_dev *dev = ctx->dev; + struct coda_q_data *q_data_src; + struct coda_q_data *q_data_dst; + struct vb2_buffer *dst_buf; + struct coda_timestamp *ts; + int width, height; + int decoded_idx; + int display_idx; + u32 src_fourcc; + int success; + u32 err_mb; + u32 val; + + /* Update kfifo out pointer from coda bitstream read pointer */ + coda_kfifo_sync_from_device(ctx); + + /* + * in stream-end mode, the read pointer can overshoot the write pointer + * by up to 512 bytes + */ + if (ctx->bit_stream_param & CODA_BIT_STREAM_END_FLAG) { + if (coda_get_bitstream_payload(ctx) >= CODA_MAX_FRAME_SIZE - 512) + kfifo_init(&ctx->bitstream_fifo, + ctx->bitstream.vaddr, ctx->bitstream.size); + } + + q_data_src = get_q_data(ctx, V4L2_BUF_TYPE_VIDEO_OUTPUT); + src_fourcc = q_data_src->fourcc; + + val = coda_read(dev, CODA_RET_DEC_PIC_SUCCESS); + if (val != 1) + pr_err("DEC_PIC_SUCCESS = %d\n", val); + + success = val & 0x1; + if (!success) + v4l2_err(&dev->v4l2_dev, "decode failed\n"); + + if (src_fourcc == V4L2_PIX_FMT_H264) { + if (val & (1 << 3)) + v4l2_err(&dev->v4l2_dev, + "insufficient PS buffer space (%d bytes)\n", + ctx->psbuf.size); + if (val & (1 << 2)) + v4l2_err(&dev->v4l2_dev, + "insufficient slice buffer space (%d bytes)\n", + ctx->slicebuf.size); + } + + val = coda_read(dev, CODA_RET_DEC_PIC_SIZE); + width = (val >> 16) & 0xffff; + height = val & 0xffff; + + q_data_dst = get_q_data(ctx, V4L2_BUF_TYPE_VIDEO_CAPTURE); + + /* frame crop information */ + if (src_fourcc == V4L2_PIX_FMT_H264) { + u32 left_right; + u32 top_bottom; + + left_right = coda_read(dev, CODA_RET_DEC_PIC_CROP_LEFT_RIGHT); + top_bottom = coda_read(dev, CODA_RET_DEC_PIC_CROP_TOP_BOTTOM); + + if (left_right == 0xffffffff && top_bottom == 0xffffffff) { + /* Keep current crop information */ + } else { + struct v4l2_rect *rect = &q_data_dst->rect; + + rect->left = left_right >> 16 & 0xffff; + rect->top = top_bottom >> 16 & 0xffff; + rect->width = width - rect->left - + (left_right & 0xffff); + rect->height = height - rect->top - + (top_bottom & 0xffff); + } + } else { + /* no cropping */ + } + + err_mb = coda_read(dev, CODA_RET_DEC_PIC_ERR_MB); + if (err_mb > 0) + v4l2_err(&dev->v4l2_dev, + "errors in %d macroblocks\n", err_mb); + + if (dev->devtype->product == CODA_7541) { + val = coda_read(dev, CODA_RET_DEC_PIC_OPTION); + if (val == 0) { + /* not enough bitstream data */ + v4l2_dbg(1, coda_debug, &dev->v4l2_dev, + "prescan failed: %d\n", val); + ctx->hold = true; + return; + } + } + + ctx->frm_dis_flg = coda_read(dev, + CODA_REG_BIT_FRM_DIS_FLG(ctx->reg_idx)); + + /* + * The previous display frame was copied out by the rotator, + * now it can be overwritten again + */ + if (ctx->display_idx >= 0 && + ctx->display_idx < ctx->num_internal_frames) { + ctx->frm_dis_flg &= ~(1 << ctx->display_idx); + coda_write(dev, ctx->frm_dis_flg, + CODA_REG_BIT_FRM_DIS_FLG(ctx->reg_idx)); + } + + /* + * The index of the last decoded frame, not necessarily in + * display order, and the index of the next display frame. + * The latter could have been decoded in a previous run. + */ + decoded_idx = coda_read(dev, CODA_RET_DEC_PIC_CUR_IDX); + display_idx = coda_read(dev, CODA_RET_DEC_PIC_FRAME_IDX); + + if (decoded_idx == -1) { + /* no frame was decoded, but we might have a display frame */ + if (display_idx >= 0 && display_idx < ctx->num_internal_frames) + ctx->sequence_offset++; + else if (ctx->display_idx < 0) + ctx->hold = true; + } else if (decoded_idx == -2) { + /* no frame was decoded, we still return remaining buffers */ + } else if (decoded_idx < 0 || decoded_idx >= ctx->num_internal_frames) { + v4l2_err(&dev->v4l2_dev, + "decoded frame index out of range: %d\n", decoded_idx); + } else { + val = coda_read(dev, CODA_RET_DEC_PIC_FRAME_NUM) - 1; + val -= ctx->sequence_offset; + mutex_lock(&ctx->bitstream_mutex); + if (!list_empty(&ctx->timestamp_list)) { + ts = list_first_entry(&ctx->timestamp_list, + struct coda_timestamp, list); + list_del(&ts->list); + if (val != (ts->sequence & 0xffff)) { + v4l2_err(&dev->v4l2_dev, + "sequence number mismatch (%d(%d) != %d)\n", + val, ctx->sequence_offset, + ts->sequence); + } + ctx->frame_timestamps[decoded_idx] = *ts; + kfree(ts); + } else { + v4l2_err(&dev->v4l2_dev, "empty timestamp list!\n"); + memset(&ctx->frame_timestamps[decoded_idx], 0, + sizeof(struct coda_timestamp)); + ctx->frame_timestamps[decoded_idx].sequence = val; + } + mutex_unlock(&ctx->bitstream_mutex); + + val = coda_read(dev, CODA_RET_DEC_PIC_TYPE) & 0x7; + if (val == 0) + ctx->frame_types[decoded_idx] = V4L2_BUF_FLAG_KEYFRAME; + else if (val == 1) + ctx->frame_types[decoded_idx] = V4L2_BUF_FLAG_PFRAME; + else + ctx->frame_types[decoded_idx] = V4L2_BUF_FLAG_BFRAME; + + ctx->frame_errors[decoded_idx] = err_mb; + } + + if (display_idx == -1) { + /* + * no more frames to be decoded, but there could still + * be rotator output to dequeue + */ + ctx->hold = true; + } else if (display_idx == -3) { + /* possibly prescan failure */ + } else if (display_idx < 0 || display_idx >= ctx->num_internal_frames) { + v4l2_err(&dev->v4l2_dev, + "presentation frame index out of range: %d\n", + display_idx); + } + + /* If a frame was copied out, return it */ + if (ctx->display_idx >= 0 && + ctx->display_idx < ctx->num_internal_frames) { + dst_buf = v4l2_m2m_dst_buf_remove(ctx->fh.m2m_ctx); + dst_buf->v4l2_buf.sequence = ctx->osequence++; + + dst_buf->v4l2_buf.flags &= ~(V4L2_BUF_FLAG_KEYFRAME | + V4L2_BUF_FLAG_PFRAME | + V4L2_BUF_FLAG_BFRAME); + dst_buf->v4l2_buf.flags |= ctx->frame_types[ctx->display_idx]; + ts = &ctx->frame_timestamps[ctx->display_idx]; + dst_buf->v4l2_buf.timecode = ts->timecode; + dst_buf->v4l2_buf.timestamp = ts->timestamp; + + vb2_set_plane_payload(dst_buf, 0, width * height * 3 / 2); + + v4l2_m2m_buf_done(dst_buf, ctx->frame_errors[display_idx] ? + VB2_BUF_STATE_ERROR : VB2_BUF_STATE_DONE); + + v4l2_dbg(1, coda_debug, &dev->v4l2_dev, + "job finished: decoding frame (%d) (%s)\n", + dst_buf->v4l2_buf.sequence, + (dst_buf->v4l2_buf.flags & V4L2_BUF_FLAG_KEYFRAME) ? + "KEYFRAME" : "PFRAME"); + } else { + v4l2_dbg(1, coda_debug, &dev->v4l2_dev, + "job finished: no frame decoded\n"); + } + + /* The rotator will copy the current display frame next time */ + ctx->display_idx = display_idx; +} + +const struct coda_context_ops coda_bit_decode_ops = { + .queue_init = coda_decoder_queue_init, + .start_streaming = coda_start_decoding, + .prepare_run = coda_prepare_decode, + .finish_run = coda_finish_decode, + .seq_end_work = coda_seq_end_work, + .release = coda_bit_release, +}; + +irqreturn_t coda_irq_handler(int irq, void *data) +{ + struct coda_dev *dev = data; + struct coda_ctx *ctx; + + /* read status register to attend the IRQ */ + coda_read(dev, CODA_REG_BIT_INT_STATUS); + coda_write(dev, CODA_REG_BIT_INT_CLEAR_SET, + CODA_REG_BIT_INT_CLEAR); + + ctx = v4l2_m2m_get_curr_priv(dev->m2m_dev); + if (ctx == NULL) { + v4l2_err(&dev->v4l2_dev, + "Instance released before the end of transaction\n"); + mutex_unlock(&dev->coda_mutex); + return IRQ_HANDLED; + } + + if (ctx->aborting) { + v4l2_dbg(1, coda_debug, &ctx->dev->v4l2_dev, + "task has been aborted\n"); + } + + if (coda_isbusy(ctx->dev)) { + v4l2_dbg(1, coda_debug, &ctx->dev->v4l2_dev, + "coda is still busy!!!!\n"); + return IRQ_NONE; + } + + complete(&ctx->completion); + + return IRQ_HANDLED; +} diff --git a/drivers/media/platform/coda/coda-common.c b/drivers/media/platform/coda/coda-common.c new file mode 100644 index 0000000..ced4760 --- /dev/null +++ b/drivers/media/platform/coda/coda-common.c @@ -0,0 +1,2052 @@ +/* + * Coda multi-standard codec IP + * + * Copyright (C) 2012 Vista Silicon S.L. + * Javier Martin, <javier.martin@vista-silicon.com> + * Xavier Duret + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + */ + +#include <linux/clk.h> +#include <linux/debugfs.h> +#include <linux/delay.h> +#include <linux/firmware.h> +#include <linux/genalloc.h> +#include <linux/interrupt.h> +#include <linux/io.h> +#include <linux/irq.h> +#include <linux/kfifo.h> +#include <linux/module.h> +#include <linux/of_device.h> +#include <linux/platform_device.h> +#include <linux/pm_runtime.h> +#include <linux/slab.h> +#include <linux/videodev2.h> +#include <linux/of.h> +#include <linux/platform_data/coda.h> +#include <linux/reset.h> + +#include <media/v4l2-ctrls.h> +#include <media/v4l2-device.h> +#include <media/v4l2-event.h> +#include <media/v4l2-ioctl.h> +#include <media/v4l2-mem2mem.h> +#include <media/videobuf2-core.h> +#include <media/videobuf2-dma-contig.h> + +#include "coda.h" + +#define CODA_NAME "coda" + +#define CODADX6_MAX_INSTANCES 4 + +#define CODA_PARA_BUF_SIZE (10 * 1024) +#define CODA_ISRAM_SIZE (2048 * 2) + +#define MIN_W 176 +#define MIN_H 144 + +#define S_ALIGN 1 /* multiple of 2 */ +#define W_ALIGN 1 /* multiple of 2 */ +#define H_ALIGN 1 /* multiple of 2 */ + +#define fh_to_ctx(__fh) container_of(__fh, struct coda_ctx, fh) + +int coda_debug; +module_param(coda_debug, int, 0644); +MODULE_PARM_DESC(coda_debug, "Debug level (0-2)"); + +struct coda_fmt { + char *name; + u32 fourcc; +}; + +void coda_write(struct coda_dev *dev, u32 data, u32 reg) +{ + v4l2_dbg(2, coda_debug, &dev->v4l2_dev, + "%s: data=0x%x, reg=0x%x\n", __func__, data, reg); + writel(data, dev->regs_base + reg); +} + +unsigned int coda_read(struct coda_dev *dev, u32 reg) +{ + u32 data; + + data = readl(dev->regs_base + reg); + v4l2_dbg(2, coda_debug, &dev->v4l2_dev, + "%s: data=0x%x, reg=0x%x\n", __func__, data, reg); + return data; +} + +/* + * Array of all formats supported by any version of Coda: + */ +static const struct coda_fmt coda_formats[] = { + { + .name = "YUV 4:2:0 Planar, YCbCr", + .fourcc = V4L2_PIX_FMT_YUV420, + }, + { + .name = "YUV 4:2:0 Planar, YCrCb", + .fourcc = V4L2_PIX_FMT_YVU420, + }, + { + .name = "H264 Encoded Stream", + .fourcc = V4L2_PIX_FMT_H264, + }, + { + .name = "MPEG4 Encoded Stream", + .fourcc = V4L2_PIX_FMT_MPEG4, + }, +}; + +#define CODA_CODEC(mode, src_fourcc, dst_fourcc, max_w, max_h) \ + { mode, src_fourcc, dst_fourcc, max_w, max_h } + +/* + * Arrays of codecs supported by each given version of Coda: + * i.MX27 -> codadx6 + * i.MX5x -> coda7 + * i.MX6 -> coda960 + * Use V4L2_PIX_FMT_YUV420 as placeholder for all supported YUV 4:2:0 variants + */ +static const struct coda_codec codadx6_codecs[] = { + CODA_CODEC(CODADX6_MODE_ENCODE_H264, V4L2_PIX_FMT_YUV420, V4L2_PIX_FMT_H264, 720, 576), + CODA_CODEC(CODADX6_MODE_ENCODE_MP4, V4L2_PIX_FMT_YUV420, V4L2_PIX_FMT_MPEG4, 720, 576), +}; + +static const struct coda_codec coda7_codecs[] = { + CODA_CODEC(CODA7_MODE_ENCODE_H264, V4L2_PIX_FMT_YUV420, V4L2_PIX_FMT_H264, 1280, 720), + CODA_CODEC(CODA7_MODE_ENCODE_MP4, V4L2_PIX_FMT_YUV420, V4L2_PIX_FMT_MPEG4, 1280, 720), + CODA_CODEC(CODA7_MODE_DECODE_H264, V4L2_PIX_FMT_H264, V4L2_PIX_FMT_YUV420, 1920, 1088), + CODA_CODEC(CODA7_MODE_DECODE_MP4, V4L2_PIX_FMT_MPEG4, V4L2_PIX_FMT_YUV420, 1920, 1088), +}; + +static const struct coda_codec coda9_codecs[] = { + CODA_CODEC(CODA9_MODE_ENCODE_H264, V4L2_PIX_FMT_YUV420, V4L2_PIX_FMT_H264, 1920, 1088), + CODA_CODEC(CODA9_MODE_ENCODE_MP4, V4L2_PIX_FMT_YUV420, V4L2_PIX_FMT_MPEG4, 1920, 1088), + CODA_CODEC(CODA9_MODE_DECODE_H264, V4L2_PIX_FMT_H264, V4L2_PIX_FMT_YUV420, 1920, 1088), + CODA_CODEC(CODA9_MODE_DECODE_MP4, V4L2_PIX_FMT_MPEG4, V4L2_PIX_FMT_YUV420, 1920, 1088), +}; + +static bool coda_format_is_yuv(u32 fourcc) +{ + switch (fourcc) { + case V4L2_PIX_FMT_YUV420: + case V4L2_PIX_FMT_YVU420: + return true; + default: + return false; + } +} + +/* + * Normalize all supported YUV 4:2:0 formats to the value used in the codec + * tables. + */ +static u32 coda_format_normalize_yuv(u32 fourcc) +{ + return coda_format_is_yuv(fourcc) ? V4L2_PIX_FMT_YUV420 : fourcc; +} + +static const struct coda_codec *coda_find_codec(struct coda_dev *dev, + int src_fourcc, int dst_fourcc) +{ + const struct coda_codec *codecs = dev->devtype->codecs; + int num_codecs = dev->devtype->num_codecs; + int k; + + src_fourcc = coda_format_normalize_yuv(src_fourcc); + dst_fourcc = coda_format_normalize_yuv(dst_fourcc); + if (src_fourcc == dst_fourcc) + return NULL; + + for (k = 0; k < num_codecs; k++) { + if (codecs[k].src_fourcc == src_fourcc && + codecs[k].dst_fourcc == dst_fourcc) + break; + } + + if (k == num_codecs) + return NULL; + + return &codecs[k]; +} + +static void coda_get_max_dimensions(struct coda_dev *dev, + const struct coda_codec *codec, + int *max_w, int *max_h) +{ + const struct coda_codec *codecs = dev->devtype->codecs; + int num_codecs = dev->devtype->num_codecs; + unsigned int w, h; + int k; + + if (codec) { + w = codec->max_w; + h = codec->max_h; + } else { + for (k = 0, w = 0, h = 0; k < num_codecs; k++) { + w = max(w, codecs[k].max_w); + h = max(h, codecs[k].max_h); + } + } + + if (max_w) + *max_w = w; + if (max_h) + *max_h = h; +} + +const char *coda_product_name(int product) +{ + static char buf[9]; + + switch (product) { + case CODA_DX6: + return "CodaDx6"; + case CODA_7541: + return "CODA7541"; + case CODA_960: + return "CODA960"; + default: + snprintf(buf, sizeof(buf), "(0x%04x)", product); + return buf; + } +} + +/* + * V4L2 ioctl() operations. + */ +static int coda_querycap(struct file *file, void *priv, + struct v4l2_capability *cap) +{ + struct coda_ctx *ctx = fh_to_ctx(priv); + + strlcpy(cap->driver, CODA_NAME, sizeof(cap->driver)); + strlcpy(cap->card, coda_product_name(ctx->dev->devtype->product), + sizeof(cap->card)); + strlcpy(cap->bus_info, "platform:" CODA_NAME, sizeof(cap->bus_info)); + cap->device_caps = V4L2_CAP_VIDEO_M2M | V4L2_CAP_STREAMING; + cap->capabilities = cap->device_caps | V4L2_CAP_DEVICE_CAPS; + + return 0; +} + +static int coda_enum_fmt(struct file *file, void *priv, + struct v4l2_fmtdesc *f) +{ + struct coda_ctx *ctx = fh_to_ctx(priv); + const struct coda_codec *codecs = ctx->dev->devtype->codecs; + const struct coda_fmt *formats = coda_formats; + const struct coda_fmt *fmt; + int num_codecs = ctx->dev->devtype->num_codecs; + int num_formats = ARRAY_SIZE(coda_formats); + int i, k, num = 0; + bool yuv; + + if (ctx->inst_type == CODA_INST_ENCODER) + yuv = (f->type == V4L2_BUF_TYPE_VIDEO_OUTPUT); + else + yuv = (f->type == V4L2_BUF_TYPE_VIDEO_CAPTURE); + + for (i = 0; i < num_formats; i++) { + /* Skip either raw or compressed formats */ + if (yuv != coda_format_is_yuv(formats[i].fourcc)) + continue; + /* All uncompressed formats are always supported */ + if (yuv) { + if (num == f->index) + break; + ++num; + continue; + } + /* Compressed formats may be supported, check the codec list */ + for (k = 0; k < num_codecs; k++) { + if (f->type == V4L2_BUF_TYPE_VIDEO_CAPTURE && + formats[i].fourcc == codecs[k].dst_fourcc) + break; + if (f->type == V4L2_BUF_TYPE_VIDEO_OUTPUT && + formats[i].fourcc == codecs[k].src_fourcc) + break; + } + if (k < num_codecs) { + if (num == f->index) + break; + ++num; + } + } + + if (i < num_formats) { + fmt = &formats[i]; + strlcpy(f->description, fmt->name, sizeof(f->description)); + f->pixelformat = fmt->fourcc; + if (!yuv) + f->flags |= V4L2_FMT_FLAG_COMPRESSED; + return 0; + } + + /* Format not found */ + return -EINVAL; +} + +static int coda_g_fmt(struct file *file, void *priv, + struct v4l2_format *f) +{ + struct coda_q_data *q_data; + struct coda_ctx *ctx = fh_to_ctx(priv); + + q_data = get_q_data(ctx, f->type); + if (!q_data) + return -EINVAL; + + f->fmt.pix.field = V4L2_FIELD_NONE; + f->fmt.pix.pixelformat = q_data->fourcc; + f->fmt.pix.width = q_data->width; + f->fmt.pix.height = q_data->height; + f->fmt.pix.bytesperline = q_data->bytesperline; + + f->fmt.pix.sizeimage = q_data->sizeimage; + f->fmt.pix.colorspace = ctx->colorspace; + + return 0; +} + +static int coda_try_fmt(struct coda_ctx *ctx, const struct coda_codec *codec, + struct v4l2_format *f) +{ + struct coda_dev *dev = ctx->dev; + struct coda_q_data *q_data; + unsigned int max_w, max_h; + enum v4l2_field field; + + field = f->fmt.pix.field; + if (field == V4L2_FIELD_ANY) + field = V4L2_FIELD_NONE; + else if (V4L2_FIELD_NONE != field) + return -EINVAL; + + /* V4L2 specification suggests the driver corrects the format struct + * if any of the dimensions is unsupported */ + f->fmt.pix.field = field; + + coda_get_max_dimensions(dev, codec, &max_w, &max_h); + v4l_bound_align_image(&f->fmt.pix.width, MIN_W, max_w, W_ALIGN, + &f->fmt.pix.height, MIN_H, max_h, H_ALIGN, + S_ALIGN); + + switch (f->fmt.pix.pixelformat) { + case V4L2_PIX_FMT_YUV420: + case V4L2_PIX_FMT_YVU420: + case V4L2_PIX_FMT_H264: + case V4L2_PIX_FMT_MPEG4: + case V4L2_PIX_FMT_JPEG: + break; + default: + q_data = get_q_data(ctx, f->type); + if (!q_data) + return -EINVAL; + f->fmt.pix.pixelformat = q_data->fourcc; + } + + switch (f->fmt.pix.pixelformat) { + case V4L2_PIX_FMT_YUV420: + case V4L2_PIX_FMT_YVU420: + /* Frame stride must be multiple of 8, but 16 for h.264 */ + f->fmt.pix.bytesperline = round_up(f->fmt.pix.width, 16); + f->fmt.pix.sizeimage = f->fmt.pix.bytesperline * + f->fmt.pix.height * 3 / 2; + break; + case V4L2_PIX_FMT_H264: + case V4L2_PIX_FMT_MPEG4: + case V4L2_PIX_FMT_JPEG: + f->fmt.pix.bytesperline = 0; + f->fmt.pix.sizeimage = CODA_MAX_FRAME_SIZE; + break; + default: + BUG(); + } + + return 0; +} + +static int coda_try_fmt_vid_cap(struct file *file, void *priv, + struct v4l2_format *f) +{ + struct coda_ctx *ctx = fh_to_ctx(priv); + const struct coda_codec *codec = NULL; + struct vb2_queue *src_vq; + int ret; + + /* + * If the source format is already fixed, try to find a codec that + * converts to the given destination format + */ + src_vq = v4l2_m2m_get_vq(ctx->fh.m2m_ctx, V4L2_BUF_TYPE_VIDEO_OUTPUT); + if (vb2_is_streaming(src_vq)) { + struct coda_q_data *q_data_src; + + q_data_src = get_q_data(ctx, V4L2_BUF_TYPE_VIDEO_OUTPUT); + codec = coda_find_codec(ctx->dev, q_data_src->fourcc, + f->fmt.pix.pixelformat); + if (!codec) + return -EINVAL; + + f->fmt.pix.width = q_data_src->width; + f->fmt.pix.height = q_data_src->height; + } else { + /* Otherwise determine codec by encoded format, if possible */ + codec = coda_find_codec(ctx->dev, V4L2_PIX_FMT_YUV420, + f->fmt.pix.pixelformat); + } + + f->fmt.pix.colorspace = ctx->colorspace; + + ret = coda_try_fmt(ctx, codec, f); + if (ret < 0) + return ret; + + /* The h.264 decoder only returns complete 16x16 macroblocks */ + if (codec && codec->src_fourcc == V4L2_PIX_FMT_H264) { + f->fmt.pix.width = f->fmt.pix.width; + f->fmt.pix.height = round_up(f->fmt.pix.height, 16); + f->fmt.pix.bytesperline = round_up(f->fmt.pix.width, 16); + f->fmt.pix.sizeimage = f->fmt.pix.bytesperline * + f->fmt.pix.height * 3 / 2; + } + + return 0; +} + +static int coda_try_fmt_vid_out(struct file *file, void *priv, + struct v4l2_format *f) +{ + struct coda_ctx *ctx = fh_to_ctx(priv); + const struct coda_codec *codec = NULL; + + /* Determine codec by encoded format, returns NULL if raw or invalid */ + if (ctx->inst_type == CODA_INST_DECODER) { + codec = coda_find_codec(ctx->dev, f->fmt.pix.pixelformat, + V4L2_PIX_FMT_YUV420); + if (!codec) + codec = coda_find_codec(ctx->dev, V4L2_PIX_FMT_H264, + V4L2_PIX_FMT_YUV420); + if (!codec) + return -EINVAL; + } + + if (!f->fmt.pix.colorspace) + f->fmt.pix.colorspace = V4L2_COLORSPACE_REC709; + + return coda_try_fmt(ctx, codec, f); +} + +static int coda_s_fmt(struct coda_ctx *ctx, struct v4l2_format *f) +{ + struct coda_q_data *q_data; + struct vb2_queue *vq; + + vq = v4l2_m2m_get_vq(ctx->fh.m2m_ctx, f->type); + if (!vq) + return -EINVAL; + + q_data = get_q_data(ctx, f->type); + if (!q_data) + return -EINVAL; + + if (vb2_is_busy(vq)) { + v4l2_err(&ctx->dev->v4l2_dev, "%s queue busy\n", __func__); + return -EBUSY; + } + + q_data->fourcc = f->fmt.pix.pixelformat; + q_data->width = f->fmt.pix.width; + q_data->height = f->fmt.pix.height; + q_data->bytesperline = f->fmt.pix.bytesperline; + q_data->sizeimage = f->fmt.pix.sizeimage; + q_data->rect.left = 0; + q_data->rect.top = 0; + q_data->rect.width = f->fmt.pix.width; + q_data->rect.height = f->fmt.pix.height; + + v4l2_dbg(1, coda_debug, &ctx->dev->v4l2_dev, + "Setting format for type %d, wxh: %dx%d, fmt: %d\n", + f->type, q_data->width, q_data->height, q_data->fourcc); + + return 0; +} + +static int coda_s_fmt_vid_cap(struct file *file, void *priv, + struct v4l2_format *f) +{ + struct coda_ctx *ctx = fh_to_ctx(priv); + int ret; + + ret = coda_try_fmt_vid_cap(file, priv, f); + if (ret) + return ret; + + return coda_s_fmt(ctx, f); +} + +static int coda_s_fmt_vid_out(struct file *file, void *priv, + struct v4l2_format *f) +{ + struct coda_ctx *ctx = fh_to_ctx(priv); + struct v4l2_format f_cap; + int ret; + + ret = coda_try_fmt_vid_out(file, priv, f); + if (ret) + return ret; + + ret = coda_s_fmt(ctx, f); + if (ret) + return ret; + + ctx->colorspace = f->fmt.pix.colorspace; + + f_cap.type = V4L2_BUF_TYPE_VIDEO_CAPTURE; + coda_g_fmt(file, priv, &f_cap); + f_cap.fmt.pix.width = f->fmt.pix.width; + f_cap.fmt.pix.height = f->fmt.pix.height; + + ret = coda_try_fmt_vid_cap(file, priv, &f_cap); + if (ret) + return ret; + + return coda_s_fmt(ctx, &f_cap); +} + +static int coda_qbuf(struct file *file, void *priv, + struct v4l2_buffer *buf) +{ + struct coda_ctx *ctx = fh_to_ctx(priv); + + return v4l2_m2m_qbuf(file, ctx->fh.m2m_ctx, buf); +} + +static bool coda_buf_is_end_of_stream(struct coda_ctx *ctx, + struct v4l2_buffer *buf) +{ + struct vb2_queue *src_vq; + + src_vq = v4l2_m2m_get_vq(ctx->fh.m2m_ctx, V4L2_BUF_TYPE_VIDEO_OUTPUT); + + return ((ctx->bit_stream_param & CODA_BIT_STREAM_END_FLAG) && + (buf->sequence == (ctx->qsequence - 1))); +} + +static int coda_dqbuf(struct file *file, void *priv, + struct v4l2_buffer *buf) +{ + struct coda_ctx *ctx = fh_to_ctx(priv); + int ret; + + ret = v4l2_m2m_dqbuf(file, ctx->fh.m2m_ctx, buf); + + /* If this is the last capture buffer, emit an end-of-stream event */ + if (buf->type == V4L2_BUF_TYPE_VIDEO_CAPTURE && + coda_buf_is_end_of_stream(ctx, buf)) { + const struct v4l2_event eos_event = { + .type = V4L2_EVENT_EOS + }; + + v4l2_event_queue_fh(&ctx->fh, &eos_event); + } + + return ret; +} + +static int coda_g_selection(struct file *file, void *fh, + struct v4l2_selection *s) +{ + struct coda_ctx *ctx = fh_to_ctx(fh); + struct coda_q_data *q_data; + struct v4l2_rect r, *rsel; + + q_data = get_q_data(ctx, s->type); + if (!q_data) + return -EINVAL; + + r.left = 0; + r.top = 0; + r.width = q_data->width; + r.height = q_data->height; + rsel = &q_data->rect; + + switch (s->target) { + case V4L2_SEL_TGT_CROP_DEFAULT: + case V4L2_SEL_TGT_CROP_BOUNDS: + rsel = &r; + /* fallthrough */ + case V4L2_SEL_TGT_CROP: + if (s->type != V4L2_BUF_TYPE_VIDEO_OUTPUT) + return -EINVAL; + break; + case V4L2_SEL_TGT_COMPOSE_BOUNDS: + case V4L2_SEL_TGT_COMPOSE_PADDED: + rsel = &r; + /* fallthrough */ + case V4L2_SEL_TGT_COMPOSE: + case V4L2_SEL_TGT_COMPOSE_DEFAULT: + if (s->type != V4L2_BUF_TYPE_VIDEO_CAPTURE) + return -EINVAL; + break; + default: + return -EINVAL; + } + + s->r = *rsel; + + return 0; +} + +static int coda_try_decoder_cmd(struct file *file, void *fh, + struct v4l2_decoder_cmd *dc) +{ + if (dc->cmd != V4L2_DEC_CMD_STOP) + return -EINVAL; + + if (dc->flags & V4L2_DEC_CMD_STOP_TO_BLACK) + return -EINVAL; + + if (!(dc->flags & V4L2_DEC_CMD_STOP_IMMEDIATELY) && (dc->stop.pts != 0)) + return -EINVAL; + + return 0; +} + +static int coda_decoder_cmd(struct file *file, void *fh, + struct v4l2_decoder_cmd *dc) +{ + struct coda_ctx *ctx = fh_to_ctx(fh); + int ret; + + ret = coda_try_decoder_cmd(file, fh, dc); + if (ret < 0) + return ret; + + /* Ignore decoder stop command silently in encoder context */ + if (ctx->inst_type != CODA_INST_DECODER) + return 0; + + /* Set the stream-end flag on this context */ + coda_bit_stream_end_flag(ctx); + ctx->hold = false; + v4l2_m2m_try_schedule(ctx->fh.m2m_ctx); + + return 0; +} + +static int coda_subscribe_event(struct v4l2_fh *fh, + const struct v4l2_event_subscription *sub) +{ + switch (sub->type) { + case V4L2_EVENT_EOS: + return v4l2_event_subscribe(fh, sub, 0, NULL); + default: + return v4l2_ctrl_subscribe_event(fh, sub); + } +} + +static const struct v4l2_ioctl_ops coda_ioctl_ops = { + .vidioc_querycap = coda_querycap, + + .vidioc_enum_fmt_vid_cap = coda_enum_fmt, + .vidioc_g_fmt_vid_cap = coda_g_fmt, + .vidioc_try_fmt_vid_cap = coda_try_fmt_vid_cap, + .vidioc_s_fmt_vid_cap = coda_s_fmt_vid_cap, + + .vidioc_enum_fmt_vid_out = coda_enum_fmt, + .vidioc_g_fmt_vid_out = coda_g_fmt, + .vidioc_try_fmt_vid_out = coda_try_fmt_vid_out, + .vidioc_s_fmt_vid_out = coda_s_fmt_vid_out, + + .vidioc_reqbufs = v4l2_m2m_ioctl_reqbufs, + .vidioc_querybuf = v4l2_m2m_ioctl_querybuf, + + .vidioc_qbuf = coda_qbuf, + .vidioc_expbuf = v4l2_m2m_ioctl_expbuf, + .vidioc_dqbuf = coda_dqbuf, + .vidioc_create_bufs = v4l2_m2m_ioctl_create_bufs, + + .vidioc_streamon = v4l2_m2m_ioctl_streamon, + .vidioc_streamoff = v4l2_m2m_ioctl_streamoff, + + .vidioc_g_selection = coda_g_selection, + + .vidioc_try_decoder_cmd = coda_try_decoder_cmd, + .vidioc_decoder_cmd = coda_decoder_cmd, + + .vidioc_subscribe_event = coda_subscribe_event, + .vidioc_unsubscribe_event = v4l2_event_unsubscribe, +}; + +void coda_set_gdi_regs(struct coda_ctx *ctx) +{ + struct gdi_tiled_map *tiled_map = &ctx->tiled_map; + struct coda_dev *dev = ctx->dev; + int i; + + for (i = 0; i < 16; i++) + coda_write(dev, tiled_map->xy2ca_map[i], + CODA9_GDI_XY2_CAS_0 + 4 * i); + for (i = 0; i < 4; i++) + coda_write(dev, tiled_map->xy2ba_map[i], + CODA9_GDI_XY2_BA_0 + 4 * i); + for (i = 0; i < 16; i++) + coda_write(dev, tiled_map->xy2ra_map[i], + CODA9_GDI_XY2_RAS_0 + 4 * i); + coda_write(dev, tiled_map->xy2rbc_config, CODA9_GDI_XY2_RBC_CONFIG); + for (i = 0; i < 32; i++) + coda_write(dev, tiled_map->rbc2axi_map[i], + CODA9_GDI_RBC2_AXI_0 + 4 * i); +} + +/* + * Mem-to-mem operations. + */ + +static void coda_device_run(void *m2m_priv) +{ + struct coda_ctx *ctx = m2m_priv; + struct coda_dev *dev = ctx->dev; + + queue_work(dev->workqueue, &ctx->pic_run_work); +} + +static void coda_pic_run_work(struct work_struct *work) +{ + struct coda_ctx *ctx = container_of(work, struct coda_ctx, pic_run_work); + struct coda_dev *dev = ctx->dev; + int ret; + + mutex_lock(&ctx->buffer_mutex); + mutex_lock(&dev->coda_mutex); + + ret = ctx->ops->prepare_run(ctx); + if (ret < 0 && ctx->inst_type == CODA_INST_DECODER) { + mutex_unlock(&dev->coda_mutex); + mutex_unlock(&ctx->buffer_mutex); + /* job_finish scheduled by prepare_decode */ + return; + } + + if (!wait_for_completion_timeout(&ctx->completion, + msecs_to_jiffies(1000))) { + dev_err(&dev->plat_dev->dev, "CODA PIC_RUN timeout\n"); + + ctx->hold = true; + + coda_hw_reset(ctx); + } else if (!ctx->aborting) { + ctx->ops->finish_run(ctx); + } + + if (ctx->aborting || (!ctx->streamon_cap && !ctx->streamon_out)) + queue_work(dev->workqueue, &ctx->seq_end_work); + + mutex_unlock(&dev->coda_mutex); + mutex_unlock(&ctx->buffer_mutex); + + v4l2_m2m_job_finish(ctx->dev->m2m_dev, ctx->fh.m2m_ctx); +} + +static int coda_job_ready(void *m2m_priv) +{ + struct coda_ctx *ctx = m2m_priv; + + /* + * For both 'P' and 'key' frame cases 1 picture + * and 1 frame are needed. In the decoder case, + * the compressed frame can be in the bitstream. + */ + if (!v4l2_m2m_num_src_bufs_ready(ctx->fh.m2m_ctx) && + ctx->inst_type != CODA_INST_DECODER) { + v4l2_dbg(1, coda_debug, &ctx->dev->v4l2_dev, + "not ready: not enough video buffers.\n"); + return 0; + } + + if (!v4l2_m2m_num_dst_bufs_ready(ctx->fh.m2m_ctx)) { + v4l2_dbg(1, coda_debug, &ctx->dev->v4l2_dev, + "not ready: not enough video capture buffers.\n"); + return 0; + } + + if (ctx->hold || + ((ctx->inst_type == CODA_INST_DECODER) && + (coda_get_bitstream_payload(ctx) < 512) && + !(ctx->bit_stream_param & CODA_BIT_STREAM_END_FLAG))) { + v4l2_dbg(1, coda_debug, &ctx->dev->v4l2_dev, + "%d: not ready: not enough bitstream data.\n", + ctx->idx); + return 0; + } + + if (ctx->aborting) { + v4l2_dbg(1, coda_debug, &ctx->dev->v4l2_dev, + "not ready: aborting\n"); + return 0; + } + + v4l2_dbg(1, coda_debug, &ctx->dev->v4l2_dev, + "job ready\n"); + return 1; +} + +static void coda_job_abort(void *priv) +{ + struct coda_ctx *ctx = priv; + + ctx->aborting = 1; + + v4l2_dbg(1, coda_debug, &ctx->dev->v4l2_dev, + "Aborting task\n"); +} + +static void coda_lock(void *m2m_priv) +{ + struct coda_ctx *ctx = m2m_priv; + struct coda_dev *pcdev = ctx->dev; + + mutex_lock(&pcdev->dev_mutex); +} + +static void coda_unlock(void *m2m_priv) +{ + struct coda_ctx *ctx = m2m_priv; + struct coda_dev *pcdev = ctx->dev; + + mutex_unlock(&pcdev->dev_mutex); +} + +static const struct v4l2_m2m_ops coda_m2m_ops = { + .device_run = coda_device_run, + .job_ready = coda_job_ready, + .job_abort = coda_job_abort, + .lock = coda_lock, + .unlock = coda_unlock, +}; + +static void coda_set_tiled_map_type(struct coda_ctx *ctx, int tiled_map_type) +{ + struct gdi_tiled_map *tiled_map = &ctx->tiled_map; + int luma_map, chro_map, i; + + memset(tiled_map, 0, sizeof(*tiled_map)); + + luma_map = 64; + chro_map = 64; + tiled_map->map_type = tiled_map_type; + for (i = 0; i < 16; i++) + tiled_map->xy2ca_map[i] = luma_map << 8 | chro_map; + for (i = 0; i < 4; i++) + tiled_map->xy2ba_map[i] = luma_map << 8 | chro_map; + for (i = 0; i < 16; i++) + tiled_map->xy2ra_map[i] = luma_map << 8 | chro_map; + + if (tiled_map_type == GDI_LINEAR_FRAME_MAP) { + tiled_map->xy2rbc_config = 0; + } else { + dev_err(&ctx->dev->plat_dev->dev, "invalid map type: %d\n", + tiled_map_type); + return; + } +} + +static void set_default_params(struct coda_ctx *ctx) +{ + u32 src_fourcc, dst_fourcc; + int max_w; + int max_h; + + if (ctx->inst_type == CODA_INST_ENCODER) { + src_fourcc = V4L2_PIX_FMT_YUV420; + dst_fourcc = V4L2_PIX_FMT_H264; + } else { + src_fourcc = V4L2_PIX_FMT_H264; + dst_fourcc = V4L2_PIX_FMT_YUV420; + } + ctx->codec = coda_find_codec(ctx->dev, src_fourcc, dst_fourcc); + max_w = ctx->codec->max_w; + max_h = ctx->codec->max_h; + + ctx->params.codec_mode = ctx->codec->mode; + ctx->colorspace = V4L2_COLORSPACE_REC709; + ctx->params.framerate = 30; + ctx->aborting = 0; + + /* Default formats for output and input queues */ + ctx->q_data[V4L2_M2M_SRC].fourcc = ctx->codec->src_fourcc; + ctx->q_data[V4L2_M2M_DST].fourcc = ctx->codec->dst_fourcc; + ctx->q_data[V4L2_M2M_SRC].width = max_w; + ctx->q_data[V4L2_M2M_SRC].height = max_h; + ctx->q_data[V4L2_M2M_DST].width = max_w; + ctx->q_data[V4L2_M2M_DST].height = max_h; + if (ctx->codec->src_fourcc == V4L2_PIX_FMT_YUV420) { + ctx->q_data[V4L2_M2M_SRC].bytesperline = max_w; + ctx->q_data[V4L2_M2M_SRC].sizeimage = (max_w * max_h * 3) / 2; + ctx->q_data[V4L2_M2M_DST].bytesperline = 0; + ctx->q_data[V4L2_M2M_DST].sizeimage = CODA_MAX_FRAME_SIZE; + } else { + ctx->q_data[V4L2_M2M_SRC].bytesperline = 0; + ctx->q_data[V4L2_M2M_SRC].sizeimage = CODA_MAX_FRAME_SIZE; + ctx->q_data[V4L2_M2M_DST].bytesperline = max_w; + ctx->q_data[V4L2_M2M_DST].sizeimage = (max_w * max_h * 3) / 2; + } + ctx->q_data[V4L2_M2M_SRC].rect.width = max_w; + ctx->q_data[V4L2_M2M_SRC].rect.height = max_h; + ctx->q_data[V4L2_M2M_DST].rect.width = max_w; + ctx->q_data[V4L2_M2M_DST].rect.height = max_h; + + if (ctx->dev->devtype->product == CODA_960) + coda_set_tiled_map_type(ctx, GDI_LINEAR_FRAME_MAP); +} + +/* + * Queue operations + */ +static int coda_queue_setup(struct vb2_queue *vq, + const struct v4l2_format *fmt, + unsigned int *nbuffers, unsigned int *nplanes, + unsigned int sizes[], void *alloc_ctxs[]) +{ + struct coda_ctx *ctx = vb2_get_drv_priv(vq); + struct coda_q_data *q_data; + unsigned int size; + + q_data = get_q_data(ctx, vq->type); + size = q_data->sizeimage; + + *nplanes = 1; + sizes[0] = size; + + alloc_ctxs[0] = ctx->dev->alloc_ctx; + + v4l2_dbg(1, coda_debug, &ctx->dev->v4l2_dev, + "get %d buffer(s) of size %d each.\n", *nbuffers, size); + + return 0; +} + +static int coda_buf_prepare(struct vb2_buffer *vb) +{ + struct coda_ctx *ctx = vb2_get_drv_priv(vb->vb2_queue); + struct coda_q_data *q_data; + + q_data = get_q_data(ctx, vb->vb2_queue->type); + + if (vb2_plane_size(vb, 0) < q_data->sizeimage) { + v4l2_warn(&ctx->dev->v4l2_dev, + "%s data will not fit into plane (%lu < %lu)\n", + __func__, vb2_plane_size(vb, 0), + (long)q_data->sizeimage); + return -EINVAL; + } + + return 0; +} + +static void coda_buf_queue(struct vb2_buffer *vb) +{ + struct coda_ctx *ctx = vb2_get_drv_priv(vb->vb2_queue); + struct coda_q_data *q_data; + + q_data = get_q_data(ctx, vb->vb2_queue->type); + + /* + * In the decoder case, immediately try to copy the buffer into the + * bitstream ringbuffer and mark it as ready to be dequeued. + */ + if (q_data->fourcc == V4L2_PIX_FMT_H264 && + vb->vb2_queue->type == V4L2_BUF_TYPE_VIDEO_OUTPUT) { + /* + * For backwards compatibility, queuing an empty buffer marks + * the stream end + */ + if (vb2_get_plane_payload(vb, 0) == 0) + coda_bit_stream_end_flag(ctx); + mutex_lock(&ctx->bitstream_mutex); + v4l2_m2m_buf_queue(ctx->fh.m2m_ctx, vb); + if (vb2_is_streaming(vb->vb2_queue)) + coda_fill_bitstream(ctx); + mutex_unlock(&ctx->bitstream_mutex); + } else { + v4l2_m2m_buf_queue(ctx->fh.m2m_ctx, vb); + } +} + +int coda_alloc_aux_buf(struct coda_dev *dev, struct coda_aux_buf *buf, + size_t size, const char *name, struct dentry *parent) +{ + buf->vaddr = dma_alloc_coherent(&dev->plat_dev->dev, size, &buf->paddr, + GFP_KERNEL); + if (!buf->vaddr) { + v4l2_err(&dev->v4l2_dev, + "Failed to allocate %s buffer of size %u\n", + name, size); + return -ENOMEM; + } + + buf->size = size; + + if (name && parent) { + buf->blob.data = buf->vaddr; + buf->blob.size = size; + buf->dentry = debugfs_create_blob(name, 0644, parent, + &buf->blob); + if (!buf->dentry) + dev_warn(&dev->plat_dev->dev, + "failed to create debugfs entry %s\n", name); + } + + return 0; +} + +void coda_free_aux_buf(struct coda_dev *dev, + struct coda_aux_buf *buf) +{ + if (buf->vaddr) { + dma_free_coherent(&dev->plat_dev->dev, buf->size, + buf->vaddr, buf->paddr); + buf->vaddr = NULL; + buf->size = 0; + } + debugfs_remove(buf->dentry); +} + +static int coda_start_streaming(struct vb2_queue *q, unsigned int count) +{ + struct coda_ctx *ctx = vb2_get_drv_priv(q); + struct v4l2_device *v4l2_dev = &ctx->dev->v4l2_dev; + struct coda_q_data *q_data_src, *q_data_dst; + struct vb2_buffer *buf; + u32 dst_fourcc; + int ret = 0; + + q_data_src = get_q_data(ctx, V4L2_BUF_TYPE_VIDEO_OUTPUT); + if (q->type == V4L2_BUF_TYPE_VIDEO_OUTPUT) { + if (q_data_src->fourcc == V4L2_PIX_FMT_H264) { + /* copy the buffers that where queued before streamon */ + mutex_lock(&ctx->bitstream_mutex); + coda_fill_bitstream(ctx); + mutex_unlock(&ctx->bitstream_mutex); + + if (coda_get_bitstream_payload(ctx) < 512) { + ret = -EINVAL; + goto err; + } + } else { + if (count < 1) { + ret = -EINVAL; + goto err; + } + } + + ctx->streamon_out = 1; + } else { + if (count < 1) { + ret = -EINVAL; + goto err; + } + + ctx->streamon_cap = 1; + } + + /* Don't start the coda unless both queues are on */ + if (!(ctx->streamon_out & ctx->streamon_cap)) + return 0; + + /* Allow decoder device_run with no new buffers queued */ + if (ctx->inst_type == CODA_INST_DECODER) + v4l2_m2m_set_src_buffered(ctx->fh.m2m_ctx, true); + + ctx->gopcounter = ctx->params.gop_size - 1; + q_data_dst = get_q_data(ctx, V4L2_BUF_TYPE_VIDEO_CAPTURE); + dst_fourcc = q_data_dst->fourcc; + + ctx->codec = coda_find_codec(ctx->dev, q_data_src->fourcc, + q_data_dst->fourcc); + if (!ctx->codec) { + v4l2_err(v4l2_dev, "couldn't tell instance type.\n"); + ret = -EINVAL; + goto err; + } + + ret = ctx->ops->start_streaming(ctx); + if (ctx->inst_type == CODA_INST_DECODER) { + if (ret == -EAGAIN) + return 0; + else if (ret < 0) + goto err; + } + + ctx->initialized = 1; + return ret; + +err: + if (q->type == V4L2_BUF_TYPE_VIDEO_OUTPUT) { + while ((buf = v4l2_m2m_src_buf_remove(ctx->fh.m2m_ctx))) + v4l2_m2m_buf_done(buf, VB2_BUF_STATE_DEQUEUED); + } else { + while ((buf = v4l2_m2m_dst_buf_remove(ctx->fh.m2m_ctx))) + v4l2_m2m_buf_done(buf, VB2_BUF_STATE_DEQUEUED); + } + return ret; +} + +static void coda_stop_streaming(struct vb2_queue *q) +{ + struct coda_ctx *ctx = vb2_get_drv_priv(q); + struct coda_dev *dev = ctx->dev; + struct vb2_buffer *buf; + + if (q->type == V4L2_BUF_TYPE_VIDEO_OUTPUT) { + v4l2_dbg(1, coda_debug, &dev->v4l2_dev, + "%s: output\n", __func__); + ctx->streamon_out = 0; + + coda_bit_stream_end_flag(ctx); + + ctx->isequence = 0; + + while ((buf = v4l2_m2m_src_buf_remove(ctx->fh.m2m_ctx))) + v4l2_m2m_buf_done(buf, VB2_BUF_STATE_ERROR); + } else { + v4l2_dbg(1, coda_debug, &dev->v4l2_dev, + "%s: capture\n", __func__); + ctx->streamon_cap = 0; + + ctx->osequence = 0; + ctx->sequence_offset = 0; + + while ((buf = v4l2_m2m_dst_buf_remove(ctx->fh.m2m_ctx))) + v4l2_m2m_buf_done(buf, VB2_BUF_STATE_ERROR); + } + + if (!ctx->streamon_out && !ctx->streamon_cap) { + struct coda_timestamp *ts; + + mutex_lock(&ctx->bitstream_mutex); + while (!list_empty(&ctx->timestamp_list)) { + ts = list_first_entry(&ctx->timestamp_list, + struct coda_timestamp, list); + list_del(&ts->list); + kfree(ts); + } + mutex_unlock(&ctx->bitstream_mutex); + kfifo_init(&ctx->bitstream_fifo, + ctx->bitstream.vaddr, ctx->bitstream.size); + ctx->runcounter = 0; + } +} + +static const struct vb2_ops coda_qops = { + .queue_setup = coda_queue_setup, + .buf_prepare = coda_buf_prepare, + .buf_queue = coda_buf_queue, + .start_streaming = coda_start_streaming, + .stop_streaming = coda_stop_streaming, + .wait_prepare = vb2_ops_wait_prepare, + .wait_finish = vb2_ops_wait_finish, +}; + +static int coda_s_ctrl(struct v4l2_ctrl *ctrl) +{ + struct coda_ctx *ctx = + container_of(ctrl->handler, struct coda_ctx, ctrls); + + v4l2_dbg(1, coda_debug, &ctx->dev->v4l2_dev, + "s_ctrl: id = %d, val = %d\n", ctrl->id, ctrl->val); + + switch (ctrl->id) { + case V4L2_CID_HFLIP: + if (ctrl->val) + ctx->params.rot_mode |= CODA_MIR_HOR; + else + ctx->params.rot_mode &= ~CODA_MIR_HOR; + break; + case V4L2_CID_VFLIP: + if (ctrl->val) + ctx->params.rot_mode |= CODA_MIR_VER; + else + ctx->params.rot_mode &= ~CODA_MIR_VER; + break; + case V4L2_CID_MPEG_VIDEO_BITRATE: + ctx->params.bitrate = ctrl->val / 1000; + break; + case V4L2_CID_MPEG_VIDEO_GOP_SIZE: + ctx->params.gop_size = ctrl->val; + break; + case V4L2_CID_MPEG_VIDEO_H264_I_FRAME_QP: + ctx->params.h264_intra_qp = ctrl->val; + break; + case V4L2_CID_MPEG_VIDEO_H264_P_FRAME_QP: + ctx->params.h264_inter_qp = ctrl->val; + break; + case V4L2_CID_MPEG_VIDEO_H264_MIN_QP: + ctx->params.h264_min_qp = ctrl->val; + break; + case V4L2_CID_MPEG_VIDEO_H264_MAX_QP: + ctx->params.h264_max_qp = ctrl->val; + break; + case V4L2_CID_MPEG_VIDEO_H264_LOOP_FILTER_ALPHA: + ctx->params.h264_deblk_alpha = ctrl->val; + break; + case V4L2_CID_MPEG_VIDEO_H264_LOOP_FILTER_BETA: + ctx->params.h264_deblk_beta = ctrl->val; + break; + case V4L2_CID_MPEG_VIDEO_H264_LOOP_FILTER_MODE: + ctx->params.h264_deblk_enabled = (ctrl->val == + V4L2_MPEG_VIDEO_H264_LOOP_FILTER_MODE_ENABLED); + break; + case V4L2_CID_MPEG_VIDEO_MPEG4_I_FRAME_QP: + ctx->params.mpeg4_intra_qp = ctrl->val; + break; + case V4L2_CID_MPEG_VIDEO_MPEG4_P_FRAME_QP: + ctx->params.mpeg4_inter_qp = ctrl->val; + break; + case V4L2_CID_MPEG_VIDEO_MULTI_SLICE_MODE: + ctx->params.slice_mode = ctrl->val; + break; + case V4L2_CID_MPEG_VIDEO_MULTI_SLICE_MAX_MB: + ctx->params.slice_max_mb = ctrl->val; + break; + case V4L2_CID_MPEG_VIDEO_MULTI_SLICE_MAX_BYTES: + ctx->params.slice_max_bits = ctrl->val * 8; + break; + case V4L2_CID_MPEG_VIDEO_HEADER_MODE: + break; + case V4L2_CID_MPEG_VIDEO_CYCLIC_INTRA_REFRESH_MB: + ctx->params.intra_refresh = ctrl->val; + break; + default: + v4l2_dbg(1, coda_debug, &ctx->dev->v4l2_dev, + "Invalid control, id=%d, val=%d\n", + ctrl->id, ctrl->val); + return -EINVAL; + } + + return 0; +} + +static const struct v4l2_ctrl_ops coda_ctrl_ops = { + .s_ctrl = coda_s_ctrl, +}; + +static int coda_ctrls_setup(struct coda_ctx *ctx) +{ + v4l2_ctrl_handler_init(&ctx->ctrls, 9); + + v4l2_ctrl_new_std(&ctx->ctrls, &coda_ctrl_ops, + V4L2_CID_HFLIP, 0, 1, 1, 0); + v4l2_ctrl_new_std(&ctx->ctrls, &coda_ctrl_ops, + V4L2_CID_VFLIP, 0, 1, 1, 0); + v4l2_ctrl_new_std(&ctx->ctrls, &coda_ctrl_ops, + V4L2_CID_MPEG_VIDEO_BITRATE, 0, 32767000, 1, 0); + v4l2_ctrl_new_std(&ctx->ctrls, &coda_ctrl_ops, + V4L2_CID_MPEG_VIDEO_GOP_SIZE, 1, 60, 1, 16); + v4l2_ctrl_new_std(&ctx->ctrls, &coda_ctrl_ops, + V4L2_CID_MPEG_VIDEO_H264_I_FRAME_QP, 0, 51, 1, 25); + v4l2_ctrl_new_std(&ctx->ctrls, &coda_ctrl_ops, + V4L2_CID_MPEG_VIDEO_H264_P_FRAME_QP, 0, 51, 1, 25); + if (ctx->dev->devtype->product != CODA_960) { + v4l2_ctrl_new_std(&ctx->ctrls, &coda_ctrl_ops, + V4L2_CID_MPEG_VIDEO_H264_MIN_QP, 0, 51, 1, 12); + } + v4l2_ctrl_new_std(&ctx->ctrls, &coda_ctrl_ops, + V4L2_CID_MPEG_VIDEO_H264_MAX_QP, 0, 51, 1, 51); + v4l2_ctrl_new_std(&ctx->ctrls, &coda_ctrl_ops, + V4L2_CID_MPEG_VIDEO_H264_LOOP_FILTER_ALPHA, 0, 15, 1, 0); + v4l2_ctrl_new_std(&ctx->ctrls, &coda_ctrl_ops, + V4L2_CID_MPEG_VIDEO_H264_LOOP_FILTER_BETA, 0, 15, 1, 0); + v4l2_ctrl_new_std_menu(&ctx->ctrls, &coda_ctrl_ops, + V4L2_CID_MPEG_VIDEO_H264_LOOP_FILTER_MODE, + V4L2_MPEG_VIDEO_H264_LOOP_FILTER_MODE_DISABLED, 0x0, + V4L2_MPEG_VIDEO_H264_LOOP_FILTER_MODE_ENABLED); + v4l2_ctrl_new_std(&ctx->ctrls, &coda_ctrl_ops, + V4L2_CID_MPEG_VIDEO_MPEG4_I_FRAME_QP, 1, 31, 1, 2); + v4l2_ctrl_new_std(&ctx->ctrls, &coda_ctrl_ops, + V4L2_CID_MPEG_VIDEO_MPEG4_P_FRAME_QP, 1, 31, 1, 2); + v4l2_ctrl_new_std_menu(&ctx->ctrls, &coda_ctrl_ops, + V4L2_CID_MPEG_VIDEO_MULTI_SLICE_MODE, + V4L2_MPEG_VIDEO_MULTI_SICE_MODE_MAX_BYTES, 0x0, + V4L2_MPEG_VIDEO_MULTI_SLICE_MODE_SINGLE); + v4l2_ctrl_new_std(&ctx->ctrls, &coda_ctrl_ops, + V4L2_CID_MPEG_VIDEO_MULTI_SLICE_MAX_MB, 1, 0x3fffffff, 1, 1); + v4l2_ctrl_new_std(&ctx->ctrls, &coda_ctrl_ops, + V4L2_CID_MPEG_VIDEO_MULTI_SLICE_MAX_BYTES, 1, 0x3fffffff, 1, + 500); + v4l2_ctrl_new_std_menu(&ctx->ctrls, &coda_ctrl_ops, + V4L2_CID_MPEG_VIDEO_HEADER_MODE, + V4L2_MPEG_VIDEO_HEADER_MODE_JOINED_WITH_1ST_FRAME, + (1 << V4L2_MPEG_VIDEO_HEADER_MODE_SEPARATE), + V4L2_MPEG_VIDEO_HEADER_MODE_JOINED_WITH_1ST_FRAME); + v4l2_ctrl_new_std(&ctx->ctrls, &coda_ctrl_ops, + V4L2_CID_MPEG_VIDEO_CYCLIC_INTRA_REFRESH_MB, 0, + 1920 * 1088 / 256, 1, 0); + + if (ctx->ctrls.error) { + v4l2_err(&ctx->dev->v4l2_dev, + "control initialization error (%d)", + ctx->ctrls.error); + return -EINVAL; + } + + return v4l2_ctrl_handler_setup(&ctx->ctrls); +} + +static int coda_queue_init(struct coda_ctx *ctx, struct vb2_queue *vq) +{ + vq->drv_priv = ctx; + vq->ops = &coda_qops; + vq->buf_struct_size = sizeof(struct v4l2_m2m_buffer); + vq->timestamp_flags = V4L2_BUF_FLAG_TIMESTAMP_COPY; + vq->lock = &ctx->dev->dev_mutex; + + return vb2_queue_init(vq); +} + +int coda_encoder_queue_init(void *priv, struct vb2_queue *src_vq, + struct vb2_queue *dst_vq) +{ + int ret; + + src_vq->type = V4L2_BUF_TYPE_VIDEO_OUTPUT; + src_vq->io_modes = VB2_DMABUF | VB2_MMAP; + src_vq->mem_ops = &vb2_dma_contig_memops; + + ret = coda_queue_init(priv, src_vq); + if (ret) + return ret; + + dst_vq->type = V4L2_BUF_TYPE_VIDEO_CAPTURE; + dst_vq->io_modes = VB2_DMABUF | VB2_MMAP; + dst_vq->mem_ops = &vb2_dma_contig_memops; + + return coda_queue_init(priv, dst_vq); +} + +int coda_decoder_queue_init(void *priv, struct vb2_queue *src_vq, + struct vb2_queue *dst_vq) +{ + int ret; + + src_vq->type = V4L2_BUF_TYPE_VIDEO_OUTPUT; + src_vq->io_modes = VB2_DMABUF | VB2_MMAP; + src_vq->mem_ops = &vb2_dma_contig_memops; + + ret = coda_queue_init(priv, src_vq); + if (ret) + return ret; + + dst_vq->type = V4L2_BUF_TYPE_VIDEO_CAPTURE; + dst_vq->io_modes = VB2_DMABUF | VB2_MMAP; + dst_vq->mem_ops = &vb2_dma_contig_memops; + + return coda_queue_init(priv, dst_vq); +} + +static int coda_next_free_instance(struct coda_dev *dev) +{ + int idx = ffz(dev->instance_mask); + + if ((idx < 0) || + (dev->devtype->product == CODA_DX6 && idx > CODADX6_MAX_INSTANCES)) + return -EBUSY; + + return idx; +} + +static int coda_open(struct file *file, enum coda_inst_type inst_type, + const struct coda_context_ops *ctx_ops) +{ + struct coda_dev *dev = video_drvdata(file); + struct coda_ctx *ctx = NULL; + char *name; + int ret; + int idx; + + ctx = kzalloc(sizeof(*ctx), GFP_KERNEL); + if (!ctx) + return -ENOMEM; + + idx = coda_next_free_instance(dev); + if (idx < 0) { + ret = idx; + goto err_coda_max; + } + set_bit(idx, &dev->instance_mask); + + name = kasprintf(GFP_KERNEL, "context%d", idx); + ctx->debugfs_entry = debugfs_create_dir(name, dev->debugfs_root); + kfree(name); + + ctx->inst_type = inst_type; + ctx->ops = ctx_ops; + init_completion(&ctx->completion); + INIT_WORK(&ctx->pic_run_work, coda_pic_run_work); + INIT_WORK(&ctx->seq_end_work, ctx->ops->seq_end_work); + v4l2_fh_init(&ctx->fh, video_devdata(file)); + file->private_data = &ctx->fh; + v4l2_fh_add(&ctx->fh); + ctx->dev = dev; + ctx->idx = idx; + switch (dev->devtype->product) { + case CODA_7541: + case CODA_960: + ctx->reg_idx = 0; + break; + default: + ctx->reg_idx = idx; + } + + /* Power up and upload firmware if necessary */ + ret = pm_runtime_get_sync(&dev->plat_dev->dev); + if (ret < 0) { + v4l2_err(&dev->v4l2_dev, "failed to power up: %d\n", ret); + goto err_pm_get; + } + + ret = clk_prepare_enable(dev->clk_per); + if (ret) + goto err_clk_per; + + ret = clk_prepare_enable(dev->clk_ahb); + if (ret) + goto err_clk_ahb; + + set_default_params(ctx); + ctx->fh.m2m_ctx = v4l2_m2m_ctx_init(dev->m2m_dev, ctx, + ctx->ops->queue_init); + if (IS_ERR(ctx->fh.m2m_ctx)) { + ret = PTR_ERR(ctx->fh.m2m_ctx); + + v4l2_err(&dev->v4l2_dev, "%s return error (%d)\n", + __func__, ret); + goto err_ctx_init; + } + + ret = coda_ctrls_setup(ctx); + if (ret) { + v4l2_err(&dev->v4l2_dev, "failed to setup coda controls\n"); + goto err_ctrls_setup; + } + + ctx->fh.ctrl_handler = &ctx->ctrls; + + ret = coda_alloc_context_buf(ctx, &ctx->parabuf, CODA_PARA_BUF_SIZE, + "parabuf"); + if (ret < 0) { + v4l2_err(&dev->v4l2_dev, "failed to allocate parabuf"); + goto err_dma_alloc; + } + + ctx->bitstream.size = CODA_MAX_FRAME_SIZE; + ctx->bitstream.vaddr = dma_alloc_writecombine(&dev->plat_dev->dev, + ctx->bitstream.size, &ctx->bitstream.paddr, GFP_KERNEL); + if (!ctx->bitstream.vaddr) { + v4l2_err(&dev->v4l2_dev, + "failed to allocate bitstream ringbuffer"); + ret = -ENOMEM; + goto err_dma_writecombine; + } + kfifo_init(&ctx->bitstream_fifo, + ctx->bitstream.vaddr, ctx->bitstream.size); + mutex_init(&ctx->bitstream_mutex); + mutex_init(&ctx->buffer_mutex); + INIT_LIST_HEAD(&ctx->timestamp_list); + + coda_lock(ctx); + list_add(&ctx->list, &dev->instances); + coda_unlock(ctx); + + v4l2_dbg(1, coda_debug, &dev->v4l2_dev, "Created instance %d (%p)\n", + ctx->idx, ctx); + + return 0; + +err_dma_writecombine: + if (ctx->dev->devtype->product == CODA_DX6) + coda_free_aux_buf(dev, &ctx->workbuf); + coda_free_aux_buf(dev, &ctx->parabuf); +err_dma_alloc: + v4l2_ctrl_handler_free(&ctx->ctrls); +err_ctrls_setup: + v4l2_m2m_ctx_release(ctx->fh.m2m_ctx); +err_ctx_init: + clk_disable_unprepare(dev->clk_ahb); +err_clk_ahb: + clk_disable_unprepare(dev->clk_per); +err_clk_per: + pm_runtime_put_sync(&dev->plat_dev->dev); +err_pm_get: + v4l2_fh_del(&ctx->fh); + v4l2_fh_exit(&ctx->fh); + clear_bit(ctx->idx, &dev->instance_mask); +err_coda_max: + kfree(ctx); + return ret; +} + +static int coda_encoder_open(struct file *file) +{ + return coda_open(file, CODA_INST_ENCODER, &coda_bit_encode_ops); +} + +static int coda_decoder_open(struct file *file) +{ + return coda_open(file, CODA_INST_DECODER, &coda_bit_decode_ops); +} + +static int coda_release(struct file *file) +{ + struct coda_dev *dev = video_drvdata(file); + struct coda_ctx *ctx = fh_to_ctx(file->private_data); + + v4l2_dbg(1, coda_debug, &dev->v4l2_dev, "Releasing instance %p\n", + ctx); + + debugfs_remove_recursive(ctx->debugfs_entry); + + /* If this instance is running, call .job_abort and wait for it to end */ + v4l2_m2m_ctx_release(ctx->fh.m2m_ctx); + + /* In case the instance was not running, we still need to call SEQ_END */ + if (ctx->initialized) { + queue_work(dev->workqueue, &ctx->seq_end_work); + flush_work(&ctx->seq_end_work); + } + + coda_lock(ctx); + list_del(&ctx->list); + coda_unlock(ctx); + + dma_free_writecombine(&dev->plat_dev->dev, ctx->bitstream.size, + ctx->bitstream.vaddr, ctx->bitstream.paddr); + if (ctx->dev->devtype->product == CODA_DX6) + coda_free_aux_buf(dev, &ctx->workbuf); + + coda_free_aux_buf(dev, &ctx->parabuf); + v4l2_ctrl_handler_free(&ctx->ctrls); + clk_disable_unprepare(dev->clk_ahb); + clk_disable_unprepare(dev->clk_per); + pm_runtime_put_sync(&dev->plat_dev->dev); + v4l2_fh_del(&ctx->fh); + v4l2_fh_exit(&ctx->fh); + clear_bit(ctx->idx, &dev->instance_mask); + if (ctx->ops->release) + ctx->ops->release(ctx); + kfree(ctx); + + return 0; +} + +static const struct v4l2_file_operations coda_encoder_fops = { + .owner = THIS_MODULE, + .open = coda_encoder_open, + .release = coda_release, + .poll = v4l2_m2m_fop_poll, + .unlocked_ioctl = video_ioctl2, + .mmap = v4l2_m2m_fop_mmap, +}; + +static const struct v4l2_file_operations coda_decoder_fops = { + .owner = THIS_MODULE, + .open = coda_decoder_open, + .release = coda_release, + .poll = v4l2_m2m_fop_poll, + .unlocked_ioctl = video_ioctl2, + .mmap = v4l2_m2m_fop_mmap, +}; + +static int coda_hw_init(struct coda_dev *dev) +{ + u32 data; + u16 *p; + int i, ret; + + ret = clk_prepare_enable(dev->clk_per); + if (ret) + goto err_clk_per; + + ret = clk_prepare_enable(dev->clk_ahb); + if (ret) + goto err_clk_ahb; + + if (dev->rstc) + reset_control_reset(dev->rstc); + + /* + * Copy the first CODA_ISRAM_SIZE in the internal SRAM. + * The 16-bit chars in the code buffer are in memory access + * order, re-sort them to CODA order for register download. + * Data in this SRAM survives a reboot. + */ + p = (u16 *)dev->codebuf.vaddr; + if (dev->devtype->product == CODA_DX6) { + for (i = 0; i < (CODA_ISRAM_SIZE / 2); i++) { + data = CODA_DOWN_ADDRESS_SET(i) | + CODA_DOWN_DATA_SET(p[i ^ 1]); + coda_write(dev, data, CODA_REG_BIT_CODE_DOWN); + } + } else { + for (i = 0; i < (CODA_ISRAM_SIZE / 2); i++) { + data = CODA_DOWN_ADDRESS_SET(i) | + CODA_DOWN_DATA_SET(p[round_down(i, 4) + + 3 - (i % 4)]); + coda_write(dev, data, CODA_REG_BIT_CODE_DOWN); + } + } + + /* Clear registers */ + for (i = 0; i < 64; i++) + coda_write(dev, 0, CODA_REG_BIT_CODE_BUF_ADDR + i * 4); + + /* Tell the BIT where to find everything it needs */ + if (dev->devtype->product == CODA_960 || + dev->devtype->product == CODA_7541) { + coda_write(dev, dev->tempbuf.paddr, + CODA_REG_BIT_TEMP_BUF_ADDR); + coda_write(dev, 0, CODA_REG_BIT_BIT_STREAM_PARAM); + } else { + coda_write(dev, dev->workbuf.paddr, + CODA_REG_BIT_WORK_BUF_ADDR); + } + coda_write(dev, dev->codebuf.paddr, + CODA_REG_BIT_CODE_BUF_ADDR); + coda_write(dev, 0, CODA_REG_BIT_CODE_RUN); + + /* Set default values */ + switch (dev->devtype->product) { + case CODA_DX6: + coda_write(dev, CODADX6_STREAM_BUF_PIC_FLUSH, + CODA_REG_BIT_STREAM_CTRL); + break; + default: + coda_write(dev, CODA7_STREAM_BUF_PIC_FLUSH, + CODA_REG_BIT_STREAM_CTRL); + } + if (dev->devtype->product == CODA_960) + coda_write(dev, 1 << 12, CODA_REG_BIT_FRAME_MEM_CTRL); + else + coda_write(dev, 0, CODA_REG_BIT_FRAME_MEM_CTRL); + + if (dev->devtype->product != CODA_DX6) + coda_write(dev, 0, CODA7_REG_BIT_AXI_SRAM_USE); + + coda_write(dev, CODA_INT_INTERRUPT_ENABLE, + CODA_REG_BIT_INT_ENABLE); + + /* Reset VPU and start processor */ + data = coda_read(dev, CODA_REG_BIT_CODE_RESET); + data |= CODA_REG_RESET_ENABLE; + coda_write(dev, data, CODA_REG_BIT_CODE_RESET); + udelay(10); + data &= ~CODA_REG_RESET_ENABLE; + coda_write(dev, data, CODA_REG_BIT_CODE_RESET); + coda_write(dev, CODA_REG_RUN_ENABLE, CODA_REG_BIT_CODE_RUN); + + clk_disable_unprepare(dev->clk_ahb); + clk_disable_unprepare(dev->clk_per); + + return 0; + +err_clk_ahb: + clk_disable_unprepare(dev->clk_per); +err_clk_per: + return ret; +} + +static int coda_register_device(struct coda_dev *dev, struct video_device *vfd) +{ + vfd->release = video_device_release_empty, + vfd->lock = &dev->dev_mutex; + vfd->v4l2_dev = &dev->v4l2_dev; + vfd->vfl_dir = VFL_DIR_M2M; + video_set_drvdata(vfd, dev); + + /* Not applicable, use the selection API instead */ + v4l2_disable_ioctl(vfd, VIDIOC_CROPCAP); + v4l2_disable_ioctl(vfd, VIDIOC_G_CROP); + v4l2_disable_ioctl(vfd, VIDIOC_S_CROP); + + return video_register_device(vfd, VFL_TYPE_GRABBER, 0); +} + +static void coda_fw_callback(const struct firmware *fw, void *context) +{ + struct coda_dev *dev = context; + struct platform_device *pdev = dev->plat_dev; + int ret; + + if (!fw) { + v4l2_err(&dev->v4l2_dev, "firmware request failed\n"); + goto put_pm; + } + + /* allocate auxiliary per-device code buffer for the BIT processor */ + ret = coda_alloc_aux_buf(dev, &dev->codebuf, fw->size, "codebuf", + dev->debugfs_root); + if (ret < 0) { + dev_err(&pdev->dev, "failed to allocate code buffer\n"); + goto put_pm; + } + + /* Copy the whole firmware image to the code buffer */ + memcpy(dev->codebuf.vaddr, fw->data, fw->size); + release_firmware(fw); + + ret = coda_hw_init(dev); + if (ret < 0) { + v4l2_err(&dev->v4l2_dev, "HW initialization failed\n"); + goto put_pm; + } + + ret = coda_check_firmware(dev); + if (ret < 0) + goto put_pm; + + dev->alloc_ctx = vb2_dma_contig_init_ctx(&pdev->dev); + if (IS_ERR(dev->alloc_ctx)) { + v4l2_err(&dev->v4l2_dev, "Failed to alloc vb2 context\n"); + goto put_pm; + } + + dev->m2m_dev = v4l2_m2m_init(&coda_m2m_ops); + if (IS_ERR(dev->m2m_dev)) { + v4l2_err(&dev->v4l2_dev, "Failed to init mem2mem device\n"); + goto rel_ctx; + } + + dev->vfd[0].fops = &coda_encoder_fops, + dev->vfd[0].ioctl_ops = &coda_ioctl_ops; + snprintf(dev->vfd[0].name, sizeof(dev->vfd[0].name), "coda-encoder"); + ret = coda_register_device(dev, &dev->vfd[0]); + if (ret) { + v4l2_err(&dev->v4l2_dev, + "Failed to register encoder video device\n"); + goto rel_m2m; + } + + dev->vfd[1].fops = &coda_decoder_fops, + dev->vfd[1].ioctl_ops = &coda_ioctl_ops; + snprintf(dev->vfd[1].name, sizeof(dev->vfd[1].name), "coda-decoder"); + ret = coda_register_device(dev, &dev->vfd[1]); + if (ret) { + v4l2_err(&dev->v4l2_dev, + "Failed to register decoder video device\n"); + goto rel_m2m; + } + + v4l2_info(&dev->v4l2_dev, "codec registered as /dev/video[%d-%d]\n", + dev->vfd[0].num, dev->vfd[1].num); + + pm_runtime_put_sync(&pdev->dev); + return; + +rel_m2m: + v4l2_m2m_release(dev->m2m_dev); +rel_ctx: + vb2_dma_contig_cleanup_ctx(dev->alloc_ctx); +put_pm: + pm_runtime_put_sync(&pdev->dev); +} + +static int coda_firmware_request(struct coda_dev *dev) +{ + char *fw = dev->devtype->firmware; + + dev_dbg(&dev->plat_dev->dev, "requesting firmware '%s' for %s\n", fw, + coda_product_name(dev->devtype->product)); + + return request_firmware_nowait(THIS_MODULE, true, + fw, &dev->plat_dev->dev, GFP_KERNEL, dev, coda_fw_callback); +} + +enum coda_platform { + CODA_IMX27, + CODA_IMX53, + CODA_IMX6Q, + CODA_IMX6DL, +}; + +static const struct coda_devtype coda_devdata[] = { + [CODA_IMX27] = { + .firmware = "v4l-codadx6-imx27.bin", + .product = CODA_DX6, + .codecs = codadx6_codecs, + .num_codecs = ARRAY_SIZE(codadx6_codecs), + .workbuf_size = 288 * 1024 + FMO_SLICE_SAVE_BUF_SIZE * 8 * 1024, + .iram_size = 0xb000, + }, + [CODA_IMX53] = { + .firmware = "v4l-coda7541-imx53.bin", + .product = CODA_7541, + .codecs = coda7_codecs, + .num_codecs = ARRAY_SIZE(coda7_codecs), + .workbuf_size = 128 * 1024, + .tempbuf_size = 304 * 1024, + .iram_size = 0x14000, + }, + [CODA_IMX6Q] = { + .firmware = "v4l-coda960-imx6q.bin", + .product = CODA_960, + .codecs = coda9_codecs, + .num_codecs = ARRAY_SIZE(coda9_codecs), + .workbuf_size = 80 * 1024, + .tempbuf_size = 204 * 1024, + .iram_size = 0x21000, + }, + [CODA_IMX6DL] = { + .firmware = "v4l-coda960-imx6dl.bin", + .product = CODA_960, + .codecs = coda9_codecs, + .num_codecs = ARRAY_SIZE(coda9_codecs), + .workbuf_size = 80 * 1024, + .tempbuf_size = 204 * 1024, + .iram_size = 0x20000, + }, +}; + +static struct platform_device_id coda_platform_ids[] = { + { .name = "coda-imx27", .driver_data = CODA_IMX27 }, + { .name = "coda-imx53", .driver_data = CODA_IMX53 }, + { /* sentinel */ } +}; +MODULE_DEVICE_TABLE(platform, coda_platform_ids); + +#ifdef CONFIG_OF +static const struct of_device_id coda_dt_ids[] = { + { .compatible = "fsl,imx27-vpu", .data = &coda_devdata[CODA_IMX27] }, + { .compatible = "fsl,imx53-vpu", .data = &coda_devdata[CODA_IMX53] }, + { .compatible = "fsl,imx6q-vpu", .data = &coda_devdata[CODA_IMX6Q] }, + { .compatible = "fsl,imx6dl-vpu", .data = &coda_devdata[CODA_IMX6DL] }, + { /* sentinel */ } +}; +MODULE_DEVICE_TABLE(of, coda_dt_ids); +#endif + +static int coda_probe(struct platform_device *pdev) +{ + const struct of_device_id *of_id = + of_match_device(of_match_ptr(coda_dt_ids), &pdev->dev); + const struct platform_device_id *pdev_id; + struct coda_platform_data *pdata = pdev->dev.platform_data; + struct device_node *np = pdev->dev.of_node; + struct gen_pool *pool; + struct coda_dev *dev; + struct resource *res; + int ret, irq; + + dev = devm_kzalloc(&pdev->dev, sizeof(*dev), GFP_KERNEL); + if (!dev) { + dev_err(&pdev->dev, "Not enough memory for %s\n", + CODA_NAME); + return -ENOMEM; + } + + spin_lock_init(&dev->irqlock); + INIT_LIST_HEAD(&dev->instances); + + dev->plat_dev = pdev; + dev->clk_per = devm_clk_get(&pdev->dev, "per"); + if (IS_ERR(dev->clk_per)) { + dev_err(&pdev->dev, "Could not get per clock\n"); + return PTR_ERR(dev->clk_per); + } + + dev->clk_ahb = devm_clk_get(&pdev->dev, "ahb"); + if (IS_ERR(dev->clk_ahb)) { + dev_err(&pdev->dev, "Could not get ahb clock\n"); + return PTR_ERR(dev->clk_ahb); + } + + /* Get memory for physical registers */ + res = platform_get_resource(pdev, IORESOURCE_MEM, 0); + dev->regs_base = devm_ioremap_resource(&pdev->dev, res); + if (IS_ERR(dev->regs_base)) + return PTR_ERR(dev->regs_base); + + /* IRQ */ + irq = platform_get_irq_byname(pdev, "bit"); + if (irq < 0) + irq = platform_get_irq(pdev, 0); + if (irq < 0) { + dev_err(&pdev->dev, "failed to get irq resource\n"); + return irq; + } + + ret = devm_request_threaded_irq(&pdev->dev, irq, NULL, coda_irq_handler, + IRQF_ONESHOT, dev_name(&pdev->dev), dev); + if (ret < 0) { + dev_err(&pdev->dev, "failed to request irq: %d\n", ret); + return ret; + } + + dev->rstc = devm_reset_control_get_optional(&pdev->dev, NULL); + if (IS_ERR(dev->rstc)) { + ret = PTR_ERR(dev->rstc); + if (ret == -ENOENT || ret == -ENOSYS) { + dev->rstc = NULL; + } else { + dev_err(&pdev->dev, "failed get reset control: %d\n", + ret); + return ret; + } + } + + /* Get IRAM pool from device tree or platform data */ + pool = of_get_named_gen_pool(np, "iram", 0); + if (!pool && pdata) + pool = dev_get_gen_pool(pdata->iram_dev); + if (!pool) { + dev_err(&pdev->dev, "iram pool not available\n"); + return -ENOMEM; + } + dev->iram_pool = pool; + + ret = v4l2_device_register(&pdev->dev, &dev->v4l2_dev); + if (ret) + return ret; + + mutex_init(&dev->dev_mutex); + mutex_init(&dev->coda_mutex); + + pdev_id = of_id ? of_id->data : platform_get_device_id(pdev); + + if (of_id) { + dev->devtype = of_id->data; + } else if (pdev_id) { + dev->devtype = &coda_devdata[pdev_id->driver_data]; + } else { + v4l2_device_unregister(&dev->v4l2_dev); + return -EINVAL; + } + + dev->debugfs_root = debugfs_create_dir("coda", NULL); + if (!dev->debugfs_root) + dev_warn(&pdev->dev, "failed to create debugfs root\n"); + + /* allocate auxiliary per-device buffers for the BIT processor */ + if (dev->devtype->product == CODA_DX6) { + ret = coda_alloc_aux_buf(dev, &dev->workbuf, + dev->devtype->workbuf_size, "workbuf", + dev->debugfs_root); + if (ret < 0) { + dev_err(&pdev->dev, "failed to allocate work buffer\n"); + v4l2_device_unregister(&dev->v4l2_dev); + return ret; + } + } + + if (dev->devtype->tempbuf_size) { + ret = coda_alloc_aux_buf(dev, &dev->tempbuf, + dev->devtype->tempbuf_size, "tempbuf", + dev->debugfs_root); + if (ret < 0) { + dev_err(&pdev->dev, "failed to allocate temp buffer\n"); + v4l2_device_unregister(&dev->v4l2_dev); + return ret; + } + } + + dev->iram.size = dev->devtype->iram_size; + dev->iram.vaddr = gen_pool_dma_alloc(dev->iram_pool, dev->iram.size, + &dev->iram.paddr); + if (!dev->iram.vaddr) { + dev_warn(&pdev->dev, "unable to alloc iram\n"); + } else { + dev->iram.blob.data = dev->iram.vaddr; + dev->iram.blob.size = dev->iram.size; + dev->iram.dentry = debugfs_create_blob("iram", 0644, + dev->debugfs_root, + &dev->iram.blob); + } + + dev->workqueue = alloc_workqueue("coda", WQ_UNBOUND | WQ_MEM_RECLAIM, 1); + if (!dev->workqueue) { + dev_err(&pdev->dev, "unable to alloc workqueue\n"); + return -ENOMEM; + } + + platform_set_drvdata(pdev, dev); + + /* + * Start activated so we can directly call coda_hw_init in + * coda_fw_callback regardless of whether CONFIG_PM_RUNTIME is + * enabled or whether the device is associated with a PM domain. + */ + pm_runtime_get_noresume(&pdev->dev); + pm_runtime_set_active(&pdev->dev); + pm_runtime_enable(&pdev->dev); + + return coda_firmware_request(dev); +} + +static int coda_remove(struct platform_device *pdev) +{ + struct coda_dev *dev = platform_get_drvdata(pdev); + + video_unregister_device(&dev->vfd[0]); + video_unregister_device(&dev->vfd[1]); + if (dev->m2m_dev) + v4l2_m2m_release(dev->m2m_dev); + pm_runtime_disable(&pdev->dev); + if (dev->alloc_ctx) + vb2_dma_contig_cleanup_ctx(dev->alloc_ctx); + v4l2_device_unregister(&dev->v4l2_dev); + destroy_workqueue(dev->workqueue); + if (dev->iram.vaddr) + gen_pool_free(dev->iram_pool, (unsigned long)dev->iram.vaddr, + dev->iram.size); + coda_free_aux_buf(dev, &dev->codebuf); + coda_free_aux_buf(dev, &dev->tempbuf); + coda_free_aux_buf(dev, &dev->workbuf); + debugfs_remove_recursive(dev->debugfs_root); + return 0; +} + +#ifdef CONFIG_PM_RUNTIME +static int coda_runtime_resume(struct device *dev) +{ + struct coda_dev *cdev = dev_get_drvdata(dev); + int ret = 0; + + if (dev->pm_domain && cdev->codebuf.vaddr) { + ret = coda_hw_init(cdev); + if (ret) + v4l2_err(&cdev->v4l2_dev, "HW initialization failed\n"); + } + + return ret; +} +#endif + +static const struct dev_pm_ops coda_pm_ops = { + SET_RUNTIME_PM_OPS(NULL, coda_runtime_resume, NULL) +}; + +static struct platform_driver coda_driver = { + .probe = coda_probe, + .remove = coda_remove, + .driver = { + .name = CODA_NAME, + .owner = THIS_MODULE, + .of_match_table = of_match_ptr(coda_dt_ids), + .pm = &coda_pm_ops, + }, + .id_table = coda_platform_ids, +}; + +module_platform_driver(coda_driver); + +MODULE_LICENSE("GPL"); +MODULE_AUTHOR("Javier Martin <javier.martin@vista-silicon.com>"); +MODULE_DESCRIPTION("Coda multi-standard codec V4L2 driver"); diff --git a/drivers/media/platform/coda/coda-h264.c b/drivers/media/platform/coda/coda-h264.c new file mode 100644 index 0000000..456773a --- /dev/null +++ b/drivers/media/platform/coda/coda-h264.c @@ -0,0 +1,37 @@ +/* + * Coda multi-standard codec IP - H.264 helper functions + * + * Copyright (C) 2012 Vista Silicon S.L. + * Javier Martin, <javier.martin@vista-silicon.com> + * Xavier Duret + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + */ + +#include <linux/kernel.h> +#include <linux/string.h> + +static const u8 coda_filler_nal[14] = { 0x00, 0x00, 0x00, 0x01, 0x0c, 0xff, + 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x80 }; +static const u8 coda_filler_size[8] = { 0, 7, 14, 13, 12, 11, 10, 9 }; + +int coda_h264_padding(int size, char *p) +{ + int nal_size; + int diff; + + diff = size - (size & ~0x7); + if (diff == 0) + return 0; + + nal_size = coda_filler_size[diff]; + memcpy(p, coda_filler_nal, nal_size); + + /* Add rbsp stop bit and trailing at the end */ + *(p + nal_size - 1) = 0x80; + + return nal_size; +} diff --git a/drivers/media/platform/coda/coda.h b/drivers/media/platform/coda/coda.h new file mode 100644 index 0000000..bbc18c0 --- /dev/null +++ b/drivers/media/platform/coda/coda.h @@ -0,0 +1,287 @@ +/* + * Coda multi-standard codec IP + * + * Copyright (C) 2012 Vista Silicon S.L. + * Javier Martin, <javier.martin@vista-silicon.com> + * Xavier Duret + * Copyright (C) 2012-2014 Philipp Zabel, Pengutronix + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + */ + +#include <linux/debugfs.h> +#include <linux/irqreturn.h> +#include <linux/mutex.h> +#include <linux/kfifo.h> +#include <linux/videodev2.h> + +#include <media/v4l2-ctrls.h> +#include <media/v4l2-device.h> +#include <media/v4l2-fh.h> +#include <media/videobuf2-core.h> + +#include "coda_regs.h" + +#define CODA_MAX_FRAMEBUFFERS 8 +#define CODA_MAX_FRAME_SIZE 0x100000 +#define FMO_SLICE_SAVE_BUF_SIZE (32) + +enum { + V4L2_M2M_SRC = 0, + V4L2_M2M_DST = 1, +}; + +enum coda_inst_type { + CODA_INST_ENCODER, + CODA_INST_DECODER, +}; + +enum coda_product { + CODA_DX6 = 0xf001, + CODA_7541 = 0xf012, + CODA_960 = 0xf020, +}; + +struct coda_devtype { + char *firmware; + enum coda_product product; + const struct coda_codec *codecs; + unsigned int num_codecs; + size_t workbuf_size; + size_t tempbuf_size; + size_t iram_size; +}; + +struct coda_aux_buf { + void *vaddr; + dma_addr_t paddr; + u32 size; + struct debugfs_blob_wrapper blob; + struct dentry *dentry; +}; + +struct coda_dev { + struct v4l2_device v4l2_dev; + struct video_device vfd[2]; + struct platform_device *plat_dev; + const struct coda_devtype *devtype; + + void __iomem *regs_base; + struct clk *clk_per; + struct clk *clk_ahb; + struct reset_control *rstc; + + struct coda_aux_buf codebuf; + struct coda_aux_buf tempbuf; + struct coda_aux_buf workbuf; + struct gen_pool *iram_pool; + struct coda_aux_buf iram; + + spinlock_t irqlock; + struct mutex dev_mutex; + struct mutex coda_mutex; + struct workqueue_struct *workqueue; + struct v4l2_m2m_dev *m2m_dev; + struct vb2_alloc_ctx *alloc_ctx; + struct list_head instances; + unsigned long instance_mask; + struct dentry *debugfs_root; +}; + +struct coda_codec { + u32 mode; + u32 src_fourcc; + u32 dst_fourcc; + u32 max_w; + u32 max_h; +}; + +struct coda_huff_tab; + +struct coda_params { + u8 rot_mode; + u8 h264_intra_qp; + u8 h264_inter_qp; + u8 h264_min_qp; + u8 h264_max_qp; + u8 h264_deblk_enabled; + u8 h264_deblk_alpha; + u8 h264_deblk_beta; + u8 mpeg4_intra_qp; + u8 mpeg4_inter_qp; + u8 gop_size; + int intra_refresh; + int codec_mode; + int codec_mode_aux; + enum v4l2_mpeg_video_multi_slice_mode slice_mode; + u32 framerate; + u16 bitrate; + u32 slice_max_bits; + u32 slice_max_mb; +}; + +struct coda_timestamp { + struct list_head list; + u32 sequence; + struct v4l2_timecode timecode; + struct timeval timestamp; +}; + +/* Per-queue, driver-specific private data */ +struct coda_q_data { + unsigned int width; + unsigned int height; + unsigned int bytesperline; + unsigned int sizeimage; + unsigned int fourcc; + struct v4l2_rect rect; +}; + +struct coda_iram_info { + u32 axi_sram_use; + phys_addr_t buf_bit_use; + phys_addr_t buf_ip_ac_dc_use; + phys_addr_t buf_dbk_y_use; + phys_addr_t buf_dbk_c_use; + phys_addr_t buf_ovl_use; + phys_addr_t buf_btp_use; + phys_addr_t search_ram_paddr; + int search_ram_size; + int remaining; + phys_addr_t next_paddr; +}; + +struct gdi_tiled_map { + int xy2ca_map[16]; + int xy2ba_map[16]; + int xy2ra_map[16]; + int rbc2axi_map[32]; + int xy2rbc_config; + int map_type; +#define GDI_LINEAR_FRAME_MAP 0 +}; + +struct coda_ctx; + +struct coda_context_ops { + int (*queue_init)(void *priv, struct vb2_queue *src_vq, + struct vb2_queue *dst_vq); + int (*start_streaming)(struct coda_ctx *ctx); + int (*prepare_run)(struct coda_ctx *ctx); + void (*finish_run)(struct coda_ctx *ctx); + void (*seq_end_work)(struct work_struct *work); + void (*release)(struct coda_ctx *ctx); +}; + +struct coda_ctx { + struct coda_dev *dev; + struct mutex buffer_mutex; + struct list_head list; + struct work_struct pic_run_work; + struct work_struct seq_end_work; + struct completion completion; + const struct coda_context_ops *ops; + int aborting; + int initialized; + int streamon_out; + int streamon_cap; + u32 isequence; + u32 qsequence; + u32 osequence; + u32 sequence_offset; + struct coda_q_data q_data[2]; + enum coda_inst_type inst_type; + const struct coda_codec *codec; + enum v4l2_colorspace colorspace; + struct coda_params params; + struct v4l2_ctrl_handler ctrls; + struct v4l2_fh fh; + int gopcounter; + int runcounter; + char vpu_header[3][64]; + int vpu_header_size[3]; + struct kfifo bitstream_fifo; + struct mutex bitstream_mutex; + struct coda_aux_buf bitstream; + bool hold; + struct coda_aux_buf parabuf; + struct coda_aux_buf psbuf; + struct coda_aux_buf slicebuf; + struct coda_aux_buf internal_frames[CODA_MAX_FRAMEBUFFERS]; + u32 frame_types[CODA_MAX_FRAMEBUFFERS]; + struct coda_timestamp frame_timestamps[CODA_MAX_FRAMEBUFFERS]; + u32 frame_errors[CODA_MAX_FRAMEBUFFERS]; + struct list_head timestamp_list; + struct coda_aux_buf workbuf; + int num_internal_frames; + int idx; + int reg_idx; + struct coda_iram_info iram_info; + struct gdi_tiled_map tiled_map; + u32 bit_stream_param; + u32 frm_dis_flg; + u32 frame_mem_ctrl; + int display_idx; + struct dentry *debugfs_entry; +}; + +extern int coda_debug; + +void coda_write(struct coda_dev *dev, u32 data, u32 reg); +unsigned int coda_read(struct coda_dev *dev, u32 reg); + +int coda_alloc_aux_buf(struct coda_dev *dev, struct coda_aux_buf *buf, + size_t size, const char *name, struct dentry *parent); +void coda_free_aux_buf(struct coda_dev *dev, struct coda_aux_buf *buf); + +static inline int coda_alloc_context_buf(struct coda_ctx *ctx, + struct coda_aux_buf *buf, size_t size, + const char *name) +{ + return coda_alloc_aux_buf(ctx->dev, buf, size, name, ctx->debugfs_entry); +} + +int coda_encoder_queue_init(void *priv, struct vb2_queue *src_vq, + struct vb2_queue *dst_vq); +int coda_decoder_queue_init(void *priv, struct vb2_queue *src_vq, + struct vb2_queue *dst_vq); + +int coda_hw_reset(struct coda_ctx *ctx); + +void coda_fill_bitstream(struct coda_ctx *ctx); + +void coda_set_gdi_regs(struct coda_ctx *ctx); + +static inline struct coda_q_data *get_q_data(struct coda_ctx *ctx, + enum v4l2_buf_type type) +{ + switch (type) { + case V4L2_BUF_TYPE_VIDEO_OUTPUT: + return &(ctx->q_data[V4L2_M2M_SRC]); + case V4L2_BUF_TYPE_VIDEO_CAPTURE: + return &(ctx->q_data[V4L2_M2M_DST]); + default: + return NULL; + } +} + +const char *coda_product_name(int product); + +int coda_check_firmware(struct coda_dev *dev); + +static inline int coda_get_bitstream_payload(struct coda_ctx *ctx) +{ + return kfifo_len(&ctx->bitstream_fifo); +} + +void coda_bit_stream_end_flag(struct coda_ctx *ctx); + +int coda_h264_padding(int size, char *p); + +extern const struct coda_context_ops coda_bit_encode_ops; +extern const struct coda_context_ops coda_bit_decode_ops; + +irqreturn_t coda_irq_handler(int irq, void *data); diff --git a/drivers/media/platform/coda.h b/drivers/media/platform/coda/coda_regs.h index c791275..c791275 100644 --- a/drivers/media/platform/coda.h +++ b/drivers/media/platform/coda/coda_regs.h diff --git a/drivers/media/platform/davinci/Kconfig b/drivers/media/platform/davinci/Kconfig index afb3aec..d9e1ddb 100644 --- a/drivers/media/platform/davinci/Kconfig +++ b/drivers/media/platform/davinci/Kconfig @@ -1,6 +1,8 @@ config VIDEO_DAVINCI_VPIF_DISPLAY tristate "TI DaVinci VPIF V4L2-Display driver" - depends on VIDEO_DEV && ARCH_DAVINCI + depends on VIDEO_DEV + depends on ARCH_DAVINCI || COMPILE_TEST + depends on HAS_DMA select VIDEOBUF2_DMA_CONTIG select VIDEO_ADV7343 if MEDIA_SUBDRV_AUTOSELECT select VIDEO_THS7303 if MEDIA_SUBDRV_AUTOSELECT @@ -14,7 +16,9 @@ config VIDEO_DAVINCI_VPIF_DISPLAY config VIDEO_DAVINCI_VPIF_CAPTURE tristate "TI DaVinci VPIF video capture driver" - depends on VIDEO_DEV && ARCH_DAVINCI + depends on VIDEO_DEV + depends on ARCH_DAVINCI || COMPILE_TEST + depends on HAS_DMA select VIDEOBUF2_DMA_CONTIG help Enables Davinci VPIF module used for capture devices. @@ -26,7 +30,9 @@ config VIDEO_DAVINCI_VPIF_CAPTURE config VIDEO_DM6446_CCDC tristate "TI DM6446 CCDC video capture driver" - depends on VIDEO_V4L2 && (ARCH_DAVINCI || ARCH_OMAP3) + depends on VIDEO_V4L2 + depends on ARCH_DAVINCI || COMPILE_TEST + depends on HAS_DMA select VIDEOBUF_DMA_CONTIG help Enables DaVinci CCD hw module. DaVinci CCDC hw interfaces @@ -40,7 +46,9 @@ config VIDEO_DM6446_CCDC config VIDEO_DM355_CCDC tristate "TI DM355 CCDC video capture driver" - depends on VIDEO_V4L2 && ARCH_DAVINCI + depends on VIDEO_V4L2 + depends on ARCH_DAVINCI || COMPILE_TEST + depends on HAS_DMA select VIDEOBUF_DMA_CONTIG help Enables DM355 CCD hw module. DM355 CCDC hw interfaces @@ -55,6 +63,7 @@ config VIDEO_DM355_CCDC config VIDEO_DM365_ISIF tristate "TI DM365 ISIF video capture driver" depends on VIDEO_V4L2 && ARCH_DAVINCI + depends on HAS_DMA select VIDEOBUF_DMA_CONTIG help Enables ISIF hw module. This is the hardware module for @@ -67,6 +76,7 @@ config VIDEO_DM365_ISIF config VIDEO_DAVINCI_VPBE_DISPLAY tristate "TI DaVinci VPBE V4L2-Display driver" depends on ARCH_DAVINCI + depends on HAS_DMA select VIDEOBUF2_DMA_CONTIG help Enables Davinci VPBE module used for display devices. diff --git a/drivers/media/platform/davinci/dm355_ccdc.c b/drivers/media/platform/davinci/dm355_ccdc.c index 05f8fb7..3f44deb 100644 --- a/drivers/media/platform/davinci/dm355_ccdc.c +++ b/drivers/media/platform/davinci/dm355_ccdc.c @@ -460,7 +460,7 @@ static void ccdc_config_black_compense(struct ccdc_black_compensation *bcomp) * ccdc_write_dfc_entry() * write an entry in the dfc table. */ -int ccdc_write_dfc_entry(int index, struct ccdc_vertical_dft *dfc) +static int ccdc_write_dfc_entry(int index, struct ccdc_vertical_dft *dfc) { /* TODO This is to be re-visited and adjusted */ #define DFC_WRITE_WAIT_COUNT 1000 diff --git a/drivers/media/platform/davinci/dm644x_ccdc.c b/drivers/media/platform/davinci/dm644x_ccdc.c index 07e98df..62a0ebb 100644 --- a/drivers/media/platform/davinci/dm644x_ccdc.c +++ b/drivers/media/platform/davinci/dm644x_ccdc.c @@ -130,9 +130,9 @@ static void ccdc_enable_vport(int flag) * This function will configure the window size * to be capture in CCDC reg */ -void ccdc_setwin(struct v4l2_rect *image_win, - enum ccdc_frmfmt frm_fmt, - int ppc) +static void ccdc_setwin(struct v4l2_rect *image_win, + enum ccdc_frmfmt frm_fmt, + int ppc) { int horz_start, horz_nr_pixels; int vert_start, vert_nr_lines; @@ -291,7 +291,7 @@ static int ccdc_update_raw_params(struct ccdc_config_params_raw *raw_params) dev_dbg(ccdc_cfg.dev, "\n copy_from_user failed"); return -EFAULT; } - config_params->fault_pxl.fpc_table_addr = (unsigned int)fpc_physaddr; + config_params->fault_pxl.fpc_table_addr = (unsigned long)fpc_physaddr; return 0; } @@ -370,7 +370,7 @@ static int ccdc_set_params(void __user *params) * ccdc_config_ycbcr() * This function will configure CCDC for YCbCr video capture */ -void ccdc_config_ycbcr(void) +static void ccdc_config_ycbcr(void) { struct ccdc_params_ycbcr *params = &ccdc_cfg.ycbcr; u32 syn_mode; @@ -506,7 +506,7 @@ static void ccdc_config_fpc(struct ccdc_fault_pixel *fpc) /* Configure Fault pixel if needed */ regw(fpc->fpc_table_addr, CCDC_FPC_ADDR); - dev_dbg(ccdc_cfg.dev, "\nWriting 0x%x to FPC_ADDR...\n", + dev_dbg(ccdc_cfg.dev, "\nWriting 0x%lx to FPC_ADDR...\n", (fpc->fpc_table_addr)); /* Write the FPC params with FPC disable */ val = fpc->fp_num & CCDC_FPC_FPC_NUM_MASK; @@ -523,7 +523,7 @@ static void ccdc_config_fpc(struct ccdc_fault_pixel *fpc) * ccdc_config_raw() * This function will configure CCDC for Raw capture mode */ -void ccdc_config_raw(void) +static void ccdc_config_raw(void) { struct ccdc_params_raw *params = &ccdc_cfg.bayer; struct ccdc_config_params_raw *config_params = diff --git a/drivers/media/platform/davinci/vpfe_capture.c b/drivers/media/platform/davinci/vpfe_capture.c index ea7661a..de55f47 100644 --- a/drivers/media/platform/davinci/vpfe_capture.c +++ b/drivers/media/platform/davinci/vpfe_capture.c @@ -125,7 +125,7 @@ static DEFINE_MUTEX(ccdc_lock); /* ccdc configuration */ static struct ccdc_config *ccdc_cfg; -const struct vpfe_standard vpfe_standards[] = { +static const struct vpfe_standard vpfe_standards[] = { {V4L2_STD_525_60, 720, 480, {11, 10}, 1}, {V4L2_STD_625_50, 720, 576, {54, 59}, 1}, }; @@ -442,11 +442,10 @@ static int vpfe_config_image_format(struct vpfe_device *vpfe_dev, return ret; /* Update the values of sizeimage and bytesperline */ - if (!ret) { - pix->bytesperline = ccdc_dev->hw_ops.get_line_length(); - pix->sizeimage = pix->bytesperline * pix->height; - } - return ret; + pix->bytesperline = ccdc_dev->hw_ops.get_line_length(); + pix->sizeimage = pix->bytesperline * pix->height; + + return 0; } static int vpfe_initialize_device(struct vpfe_device *vpfe_dev) @@ -943,12 +942,11 @@ static int vpfe_g_fmt_vid_cap(struct file *file, void *priv, struct v4l2_format *fmt) { struct vpfe_device *vpfe_dev = video_drvdata(file); - int ret = 0; v4l2_dbg(1, debug, &vpfe_dev->v4l2_dev, "vpfe_g_fmt_vid_cap\n"); /* Fill in the information about format */ *fmt = vpfe_dev->fmt; - return ret; + return 0; } static int vpfe_enum_fmt_vid_cap(struct file *file, void *priv, @@ -1914,7 +1912,7 @@ static int vpfe_probe(struct platform_device *pdev) v4l2_dbg(1, debug, &vpfe_dev->v4l2_dev, "trying to register vpfe device.\n"); v4l2_dbg(1, debug, &vpfe_dev->v4l2_dev, - "video_dev=%x\n", (int)&vpfe_dev->video_dev); + "video_dev=%p\n", &vpfe_dev->video_dev); vpfe_dev->fmt.type = V4L2_BUF_TYPE_VIDEO_CAPTURE; ret = video_register_device(vpfe_dev->video_dev, VFL_TYPE_GRABBER, -1); diff --git a/drivers/media/platform/davinci/vpif.c b/drivers/media/platform/davinci/vpif.c index cd08e52..3dad5bd 100644 --- a/drivers/media/platform/davinci/vpif.c +++ b/drivers/media/platform/davinci/vpif.c @@ -38,6 +38,7 @@ MODULE_LICENSE("GPL"); #define VPIF_CH3_MAX_MODES 2 spinlock_t vpif_lock; +EXPORT_SYMBOL_GPL(vpif_lock); void __iomem *vpif_base; EXPORT_SYMBOL_GPL(vpif_base); diff --git a/drivers/media/platform/davinci/vpif_capture.c b/drivers/media/platform/davinci/vpif_capture.c index b054b7e..3ccb26f 100644 --- a/drivers/media/platform/davinci/vpif_capture.c +++ b/drivers/media/platform/davinci/vpif_capture.c @@ -213,8 +213,6 @@ static int vpif_start_streaming(struct vb2_queue *vq, unsigned int count) /* Remove buffer from the buffer queue */ list_del(&common->cur_frm->list); spin_unlock_irqrestore(&common->irqlock, flags); - /* Mark state of the current frame to active */ - common->cur_frm->vb.state = VB2_BUF_STATE_ACTIVE; addr = vb2_dma_contig_plane_dma_addr(&common->cur_frm->vb, 0); @@ -350,7 +348,6 @@ static void vpif_schedule_next_buffer(struct common_obj *common) /* Remove that buffer from the buffer queue */ list_del(&common->next_frm->list); spin_unlock(&common->irqlock); - common->next_frm->vb.state = VB2_BUF_STATE_ACTIVE; addr = vb2_dma_contig_plane_dma_addr(&common->next_frm->vb, 0); /* Set top and bottom field addresses in VPIF registers */ @@ -373,7 +370,6 @@ static irqreturn_t vpif_channel_isr(int irq, void *dev_id) struct vpif_device *dev = &vpif_obj; struct common_obj *common; struct channel_obj *ch; - enum v4l2_field field; int channel_id = 0; int fid = -1, i; @@ -383,8 +379,6 @@ static irqreturn_t vpif_channel_isr(int irq, void *dev_id) ch = dev->dev[channel_id]; - field = ch->common[VPIF_VIDEO_INDEX].fmt.fmt.pix.field; - for (i = 0; i < VPIF_NUMBER_OF_OBJECTS; i++) { common = &ch->common[i]; /* skip If streaming is not started in this channel */ @@ -533,7 +527,7 @@ static int vpif_update_std_info(struct channel_obj *ch) */ static void vpif_calculate_offsets(struct channel_obj *ch) { - unsigned int hpitch, vpitch, sizeimage; + unsigned int hpitch, sizeimage; struct video_obj *vid_ch = &(ch->video); struct vpif_params *vpifparams = &ch->vpifparams; struct common_obj *common = &ch->common[VPIF_VIDEO_INDEX]; @@ -552,7 +546,6 @@ static void vpif_calculate_offsets(struct channel_obj *ch) sizeimage = common->fmt.fmt.pix.sizeimage; hpitch = common->fmt.fmt.pix.bytesperline; - vpitch = sizeimage / (hpitch * 2); if ((V4L2_FIELD_NONE == vid_ch->buf_field) || (V4L2_FIELD_INTERLACED == vid_ch->buf_field)) { @@ -1603,7 +1596,7 @@ static int vpif_suspend(struct device *dev) ch = vpif_obj.dev[i]; common = &ch->common[VPIF_VIDEO_INDEX]; - if (!vb2_is_streaming(&common->buffer_queue)) + if (!vb2_start_streaming_called(&common->buffer_queue)) continue; mutex_lock(&common->lock); @@ -1637,7 +1630,7 @@ static int vpif_resume(struct device *dev) ch = vpif_obj.dev[i]; common = &ch->common[VPIF_VIDEO_INDEX]; - if (!vb2_is_streaming(&common->buffer_queue)) + if (!vb2_start_streaming_called(&common->buffer_queue)) continue; mutex_lock(&common->lock); diff --git a/drivers/media/platform/davinci/vpif_display.c b/drivers/media/platform/davinci/vpif_display.c index a03ec73..8d6ced5 100644 --- a/drivers/media/platform/davinci/vpif_display.c +++ b/drivers/media/platform/davinci/vpif_display.c @@ -196,8 +196,6 @@ static int vpif_start_streaming(struct vb2_queue *vq, unsigned int count) list_del(&common->cur_frm->list); spin_unlock_irqrestore(&common->irqlock, flags); - /* Mark state of the current frame to active */ - common->cur_frm->vb.state = VB2_BUF_STATE_ACTIVE; addr = vb2_dma_contig_plane_dma_addr(&common->cur_frm->vb, 0); common->set_addr((addr + common->ytop_off), @@ -306,8 +304,6 @@ static void process_progressive_mode(struct common_obj *common) /* Remove that buffer from the buffer queue */ list_del(&common->next_frm->list); spin_unlock(&common->irqlock); - /* Mark status of the buffer as active */ - common->next_frm->vb.state = VB2_BUF_STATE_ACTIVE; /* Set top and bottom field addrs in VPIF registers */ addr = vb2_dma_contig_plane_dma_addr(&common->next_frm->vb, 0); @@ -360,7 +356,6 @@ static irqreturn_t vpif_channel_isr(int irq, void *dev_id) struct vpif_device *dev = &vpif_obj; struct channel_obj *ch; struct common_obj *common; - enum v4l2_field field; int fid = -1, i; int channel_id = 0; @@ -369,7 +364,6 @@ static irqreturn_t vpif_channel_isr(int irq, void *dev_id) return IRQ_NONE; ch = dev->dev[channel_id]; - field = ch->common[VPIF_VIDEO_INDEX].fmt.fmt.pix.field; for (i = 0; i < VPIF_NUMOBJECTS; i++) { common = &ch->common[i]; /* If streaming is started in this channel */ @@ -502,7 +496,7 @@ static void vpif_calculate_offsets(struct channel_obj *ch) struct vpif_params *vpifparams = &ch->vpifparams; enum v4l2_field field = common->fmt.fmt.pix.field; struct video_obj *vid_ch = &ch->video; - unsigned int hpitch, vpitch, sizeimage; + unsigned int hpitch, sizeimage; if (V4L2_FIELD_ANY == common->fmt.fmt.pix.field) { if (ch->vpifparams.std_info.frm_fmt) @@ -516,7 +510,6 @@ static void vpif_calculate_offsets(struct channel_obj *ch) sizeimage = common->fmt.fmt.pix.sizeimage; hpitch = common->fmt.fmt.pix.bytesperline; - vpitch = sizeimage / (hpitch * 2); if ((V4L2_FIELD_NONE == vid_ch->buf_field) || (V4L2_FIELD_INTERLACED == vid_ch->buf_field)) { common->ytop_off = 0; @@ -813,17 +806,14 @@ static int vpif_set_output(struct vpif_display_config *vpif_cfg, { struct vpif_display_chan_config *chan_cfg = &vpif_cfg->chan_config[ch->channel_id]; - struct vpif_subdev_info *subdev_info = NULL; struct v4l2_subdev *sd = NULL; u32 input = 0, output = 0; int sd_index; int ret; sd_index = vpif_output_to_subdev(vpif_cfg, chan_cfg, index); - if (sd_index >= 0) { + if (sd_index >= 0) sd = vpif_obj.sd[sd_index]; - subdev_info = &vpif_cfg->subdevinfo[sd_index]; - } if (sd) { input = chan_cfg->outputs[index].input_route; @@ -1210,8 +1200,8 @@ static int vpif_probe_complete(void) INIT_LIST_HEAD(&common->dma_queue); /* register video device */ - vpif_dbg(1, debug, "channel=%x,channel->video_dev=%x\n", - (int)ch, (int)&ch->video_dev); + vpif_dbg(1, debug, "channel=%p,channel->video_dev=%p\n", + ch, &ch->video_dev); /* Initialize the video_device structure */ vdev = ch->video_dev; @@ -1410,7 +1400,7 @@ static int vpif_suspend(struct device *dev) ch = vpif_obj.dev[i]; common = &ch->common[VPIF_VIDEO_INDEX]; - if (!vb2_is_streaming(&common->buffer_queue)) + if (!vb2_start_streaming_called(&common->buffer_queue)) continue; mutex_lock(&common->lock); @@ -1442,7 +1432,7 @@ static int vpif_resume(struct device *dev) ch = vpif_obj.dev[i]; common = &ch->common[VPIF_VIDEO_INDEX]; - if (!vb2_is_streaming(&common->buffer_queue)) + if (!vb2_start_streaming_called(&common->buffer_queue)) continue; mutex_lock(&common->lock); diff --git a/drivers/media/platform/exynos-gsc/gsc-core.c b/drivers/media/platform/exynos-gsc/gsc-core.c index 9d0cc04..b4c9f1d 100644 --- a/drivers/media/platform/exynos-gsc/gsc-core.c +++ b/drivers/media/platform/exynos-gsc/gsc-core.c @@ -852,8 +852,8 @@ int gsc_prepare_addr(struct gsc_ctx *ctx, struct vb2_buffer *vb, (frame->fmt->pixelformat == V4L2_PIX_FMT_YVU420M)) swap(addr->cb, addr->cr); - pr_debug("ADDR: y= 0x%X cb= 0x%X cr= 0x%X ret= %d", - addr->y, addr->cb, addr->cr, ret); + pr_debug("ADDR: y= %pad cb= %pad cr= %pad ret= %d", + &addr->y, &addr->cb, &addr->cr, ret); return ret; } @@ -1086,7 +1086,7 @@ static int gsc_probe(struct platform_device *pdev) else gsc->id = pdev->id; - if (gsc->id < 0 || gsc->id >= drv_data->num_entities) { + if (gsc->id >= drv_data->num_entities) { dev_err(dev, "Invalid platform device id: %d\n", gsc->id); return -EINVAL; } diff --git a/drivers/media/platform/exynos-gsc/gsc-m2m.c b/drivers/media/platform/exynos-gsc/gsc-m2m.c index e434f1f0..74e1de6 100644 --- a/drivers/media/platform/exynos-gsc/gsc-m2m.c +++ b/drivers/media/platform/exynos-gsc/gsc-m2m.c @@ -362,7 +362,6 @@ static int gsc_m2m_reqbufs(struct file *file, void *fh, { struct gsc_ctx *ctx = fh_to_ctx(fh); struct gsc_dev *gsc = ctx->gsc_dev; - struct gsc_frame *frame; u32 max_cnt; max_cnt = (reqbufs->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE) ? @@ -376,8 +375,6 @@ static int gsc_m2m_reqbufs(struct file *file, void *fh, gsc_ctx_state_lock_clear(GSC_DST_FMT, ctx); } - frame = ctx_get_frame(ctx, reqbufs->type); - return v4l2_m2m_reqbufs(file, ctx->m2m_ctx, reqbufs); } diff --git a/drivers/media/platform/exynos-gsc/gsc-regs.c b/drivers/media/platform/exynos-gsc/gsc-regs.c index e22d147..ce12a11 100644 --- a/drivers/media/platform/exynos-gsc/gsc-regs.c +++ b/drivers/media/platform/exynos-gsc/gsc-regs.c @@ -90,8 +90,8 @@ void gsc_hw_set_output_buf_masking(struct gsc_dev *dev, u32 shift, void gsc_hw_set_input_addr(struct gsc_dev *dev, struct gsc_addr *addr, int index) { - pr_debug("src_buf[%d]: 0x%X, cb: 0x%X, cr: 0x%X", index, - addr->y, addr->cb, addr->cr); + pr_debug("src_buf[%d]: %pad, cb: %pad, cr: %pad", index, + &addr->y, &addr->cb, &addr->cr); writel(addr->y, dev->regs + GSC_IN_BASE_ADDR_Y(index)); writel(addr->cb, dev->regs + GSC_IN_BASE_ADDR_CB(index)); writel(addr->cr, dev->regs + GSC_IN_BASE_ADDR_CR(index)); @@ -101,8 +101,8 @@ void gsc_hw_set_input_addr(struct gsc_dev *dev, struct gsc_addr *addr, void gsc_hw_set_output_addr(struct gsc_dev *dev, struct gsc_addr *addr, int index) { - pr_debug("dst_buf[%d]: 0x%X, cb: 0x%X, cr: 0x%X", - index, addr->y, addr->cb, addr->cr); + pr_debug("dst_buf[%d]: %pad, cb: %pad, cr: %pad", + index, &addr->y, &addr->cb, &addr->cr); writel(addr->y, dev->regs + GSC_OUT_BASE_ADDR_Y(index)); writel(addr->cb, dev->regs + GSC_OUT_BASE_ADDR_CB(index)); writel(addr->cr, dev->regs + GSC_OUT_BASE_ADDR_CR(index)); diff --git a/drivers/media/platform/exynos4-is/Kconfig b/drivers/media/platform/exynos4-is/Kconfig index 5dcaa0a..77c9512 100644 --- a/drivers/media/platform/exynos4-is/Kconfig +++ b/drivers/media/platform/exynos4-is/Kconfig @@ -2,7 +2,7 @@ config VIDEO_SAMSUNG_EXYNOS4_IS bool "Samsung S5P/EXYNOS4 SoC series Camera Subsystem driver" depends on VIDEO_V4L2 && VIDEO_V4L2_SUBDEV_API - depends on (PLAT_S5P || ARCH_EXYNOS) + depends on (PLAT_S5P || ARCH_EXYNOS || COMPILE_TEST) depends on OF && COMMON_CLK help Say Y here to enable camera host interface devices for @@ -16,6 +16,7 @@ config VIDEO_EXYNOS4_IS_COMMON config VIDEO_S5P_FIMC tristate "S5P/EXYNOS4 FIMC/CAMIF camera interface driver" depends on I2C + depends on HAS_DMA select VIDEOBUF2_DMA_CONTIG select V4L2_MEM2MEM_DEV select MFD_SYSCON @@ -43,6 +44,7 @@ if SOC_EXYNOS4212 || SOC_EXYNOS4412 || SOC_EXYNOS5250 config VIDEO_EXYNOS_FIMC_LITE tristate "EXYNOS FIMC-LITE camera interface driver" depends on I2C + depends on HAS_DMA select VIDEOBUF2_DMA_CONTIG select VIDEO_EXYNOS4_IS_COMMON help @@ -55,6 +57,7 @@ endif config VIDEO_EXYNOS4_FIMC_IS tristate "EXYNOS4x12 FIMC-IS (Imaging Subsystem) driver" + depends on HAS_DMA select VIDEOBUF2_DMA_CONTIG depends on OF select FW_LOADER diff --git a/drivers/media/platform/exynos4-is/fimc-is-errno.c b/drivers/media/platform/exynos4-is/fimc-is-errno.c index e8519e1..e050e63 100644 --- a/drivers/media/platform/exynos4-is/fimc-is-errno.c +++ b/drivers/media/platform/exynos4-is/fimc-is-errno.c @@ -15,7 +15,7 @@ #include "fimc-is-errno.h" -const char * const fimc_is_param_strerr(unsigned int error) +const char *fimc_is_param_strerr(unsigned int error) { switch (error) { case ERROR_COMMON_CMD: @@ -146,7 +146,7 @@ const char * const fimc_is_param_strerr(unsigned int error) } } -const char * const fimc_is_strerr(unsigned int error) +const char *fimc_is_strerr(unsigned int error) { error &= ~IS_ERROR_TIME_OUT_FLAG; diff --git a/drivers/media/platform/exynos4-is/fimc-is-errno.h b/drivers/media/platform/exynos4-is/fimc-is-errno.h index 3de6f6d..ef981e7 100644 --- a/drivers/media/platform/exynos4-is/fimc-is-errno.h +++ b/drivers/media/platform/exynos4-is/fimc-is-errno.h @@ -242,7 +242,7 @@ enum fimc_is_error { ERROR_SCALER_FLIP = 521, }; -const char * const fimc_is_strerr(unsigned int error); -const char * const fimc_is_param_strerr(unsigned int error); +const char *fimc_is_strerr(unsigned int error); +const char *fimc_is_param_strerr(unsigned int error); #endif /* FIMC_IS_ERR_H_ */ diff --git a/drivers/media/platform/exynos4-is/fimc-is-param.c b/drivers/media/platform/exynos4-is/fimc-is-param.c index bf1465d..72b9b43 100644 --- a/drivers/media/platform/exynos4-is/fimc-is-param.c +++ b/drivers/media/platform/exynos4-is/fimc-is-param.c @@ -667,7 +667,6 @@ void __is_set_fd_config_orientation_val(struct fimc_is *is, u32 val) void fimc_is_set_initial_params(struct fimc_is *is) { struct global_param *global; - struct sensor_param *sensor; struct isp_param *isp; struct drc_param *drc; struct fd_param *fd; @@ -676,7 +675,6 @@ void fimc_is_set_initial_params(struct fimc_is *is) index = is->config_index; global = &is->config[index].global; - sensor = &is->config[index].sensor; isp = &is->config[index].isp; drc = &is->config[index].drc; fd = &is->config[index].fd; diff --git a/drivers/media/platform/exynos4-is/fimc-is.c b/drivers/media/platform/exynos4-is/fimc-is.c index 5476dce..22162b2 100644 --- a/drivers/media/platform/exynos4-is/fimc-is.c +++ b/drivers/media/platform/exynos4-is/fimc-is.c @@ -388,7 +388,7 @@ static void fimc_is_load_firmware(const struct firmware *fw, void *context) mutex_lock(&is->lock); if (fw->size < FIMC_IS_FW_SIZE_MIN || fw->size > FIMC_IS_FW_SIZE_MAX) { - dev_err(dev, "wrong firmware size: %d\n", fw->size); + dev_err(dev, "wrong firmware size: %zu\n", fw->size); goto done; } @@ -416,7 +416,7 @@ static void fimc_is_load_firmware(const struct firmware *fw, void *context) dev_info(dev, "loaded firmware: %s, rev. %s\n", is->fw.info, is->fw.version); - dev_dbg(dev, "FW size: %d, paddr: %#x\n", fw->size, is->memory.paddr); + dev_dbg(dev, "FW size: %zu, paddr: %pad\n", fw->size, &is->memory.paddr); is->is_shared_region->chip_id = 0xe4412; is->is_shared_region->chip_rev_no = 1; @@ -693,9 +693,9 @@ int fimc_is_hw_initialize(struct fimc_is *is) return -EIO; } - pr_debug("shared region: %#x, parameter region: %#x\n", - is->memory.paddr + FIMC_IS_SHARED_REGION_OFFSET, - is->is_dma_p_region); + pr_debug("shared region: %pad, parameter region: %pad\n", + &is->memory.paddr + FIMC_IS_SHARED_REGION_OFFSET, + &is->is_dma_p_region); is->setfile.sub_index = 0; diff --git a/drivers/media/platform/exynos4-is/fimc-isp-video.c b/drivers/media/platform/exynos4-is/fimc-isp-video.c index 93f9cf2..76b6b4d 100644 --- a/drivers/media/platform/exynos4-is/fimc-isp-video.c +++ b/drivers/media/platform/exynos4-is/fimc-isp-video.c @@ -219,9 +219,9 @@ static void isp_video_capture_buffer_queue(struct vb2_buffer *vb) ivb->dma_addr[i]; isp_dbg(2, &video->ve.vdev, - "dma_buf %d (%d/%d/%d) addr: %#x\n", - buf_index, ivb->index, i, vb->v4l2_buf.index, - ivb->dma_addr[i]); + "dma_buf %pad (%d/%d/%d) addr: %pad\n", + &buf_index, ivb->index, i, vb->v4l2_buf.index, + &ivb->dma_addr[i]); } if (++video->buf_count < video->reqbufs_count) @@ -313,7 +313,6 @@ static int isp_video_release(struct file *file) struct fimc_is_video *ivc = &isp->video_capture; struct media_entity *entity = &ivc->ve.vdev.entity; struct media_device *mdev = entity->parent; - int ret = 0; mutex_lock(&isp->video_lock); @@ -335,7 +334,7 @@ static int isp_video_release(struct file *file) pm_runtime_put(&isp->pdev->dev); mutex_unlock(&isp->video_lock); - return ret; + return 0; } static const struct v4l2_file_operations isp_video_fops = { diff --git a/drivers/media/platform/exynos4-is/media-dev.c b/drivers/media/platform/exynos4-is/media-dev.c index 344718d..54c49d5 100644 --- a/drivers/media/platform/exynos4-is/media-dev.c +++ b/drivers/media/platform/exynos4-is/media-dev.c @@ -1098,8 +1098,10 @@ static int fimc_md_link_notify(struct media_link *link, unsigned int flags, if (notification == MEDIA_DEV_NOTIFY_PRE_LINK_CH) { if (!(flags & MEDIA_LNK_FL_ENABLED)) ret = __fimc_md_modify_pipelines(sink, false); +#if 0 else - ; /* TODO: Link state change validation */ + /* TODO: Link state change validation */ +#endif /* After link activation */ } else if (notification == MEDIA_DEV_NOTIFY_POST_LINK_CH && (link->flags & MEDIA_LNK_FL_ENABLED)) { diff --git a/drivers/media/platform/exynos4-is/mipi-csis.c b/drivers/media/platform/exynos4-is/mipi-csis.c index ae54ef5..db6fd14 100644 --- a/drivers/media/platform/exynos4-is/mipi-csis.c +++ b/drivers/media/platform/exynos4-is/mipi-csis.c @@ -25,6 +25,7 @@ #include <linux/platform_device.h> #include <linux/pm_runtime.h> #include <linux/regulator/consumer.h> +#include <linux/sizes.h> #include <linux/slab.h> #include <linux/spinlock.h> #include <linux/videodev2.h> @@ -752,7 +753,7 @@ static int s5pcsis_parse_dt(struct platform_device *pdev, v4l2_of_parse_endpoint(node, &endpoint); state->index = endpoint.base.port - FIMC_INPUT_MIPI_CSI2_0; - if (state->index < 0 || state->index >= CSIS_MAX_ENTITIES) + if (state->index >= CSIS_MAX_ENTITIES) return -ENXIO; /* Get MIPI CSI-2 bus configration from the endpoint node. */ diff --git a/drivers/media/platform/marvell-ccic/Kconfig b/drivers/media/platform/marvell-ccic/Kconfig index bf739e3..6265d36 100644 --- a/drivers/media/platform/marvell-ccic/Kconfig +++ b/drivers/media/platform/marvell-ccic/Kconfig @@ -1,6 +1,7 @@ config VIDEO_CAFE_CCIC tristate "Marvell 88ALP01 (Cafe) CMOS Camera Controller support" depends on PCI && I2C && VIDEO_V4L2 + depends on HAS_DMA select VIDEO_OV7670 select VIDEOBUF2_VMALLOC select VIDEOBUF2_DMA_CONTIG @@ -12,6 +13,7 @@ config VIDEO_CAFE_CCIC config VIDEO_MMP_CAMERA tristate "Marvell Armada 610 integrated camera controller support" depends on ARCH_MMP && I2C && VIDEO_V4L2 + depends on HAS_DMA select VIDEO_OV7670 select I2C_GPIO select VIDEOBUF2_DMA_SG diff --git a/drivers/media/platform/marvell-ccic/mcam-core.c b/drivers/media/platform/marvell-ccic/mcam-core.c index be4b512..7a86c77 100644 --- a/drivers/media/platform/marvell-ccic/mcam-core.c +++ b/drivers/media/platform/marvell-ccic/mcam-core.c @@ -67,7 +67,7 @@ MODULE_PARM_DESC(dma_buf_size, "parameters require larger buffers, an attempt to reallocate " "will be made."); #else /* MCAM_MODE_VMALLOC */ -static const bool alloc_bufs_at_read = 0; +static const bool alloc_bufs_at_read; static const int n_dma_bufs = 3; /* Used by S/G_PARM */ #endif /* MCAM_MODE_VMALLOC */ diff --git a/drivers/media/platform/mx2_emmaprp.c b/drivers/media/platform/mx2_emmaprp.c index fa8f7ca..4971ff2 100644 --- a/drivers/media/platform/mx2_emmaprp.c +++ b/drivers/media/platform/mx2_emmaprp.c @@ -27,7 +27,7 @@ #include <media/v4l2-device.h> #include <media/v4l2-ioctl.h> #include <media/videobuf2-dma-contig.h> -#include <asm/sizes.h> +#include <linux/sizes.h> #define EMMAPRP_MODULE_NAME "mem2mem-emmaprp" diff --git a/drivers/media/platform/omap/Kconfig b/drivers/media/platform/omap/Kconfig index 37ad446..05de442 100644 --- a/drivers/media/platform/omap/Kconfig +++ b/drivers/media/platform/omap/Kconfig @@ -3,7 +3,7 @@ config VIDEO_OMAP2_VOUT_VRFB config VIDEO_OMAP2_VOUT tristate "OMAP2/OMAP3 V4L2-Display driver" - depends on ARCH_OMAP2 || ARCH_OMAP3 + depends on ARCH_OMAP2 || ARCH_OMAP3 || (COMPILE_TEST && HAS_MMU) select VIDEOBUF_GEN select VIDEOBUF_DMA_CONTIG select OMAP2_DSS if HAS_IOMEM && ARCH_OMAP2PLUS diff --git a/drivers/media/platform/omap/omap_vout.c b/drivers/media/platform/omap/omap_vout.c index 2d177fa..64ab6fb 100644 --- a/drivers/media/platform/omap/omap_vout.c +++ b/drivers/media/platform/omap/omap_vout.c @@ -369,7 +369,7 @@ static int omapvid_setup_overlay(struct omap_vout_device *vout, { int ret = 0; struct omap_overlay_info info; - int cropheight, cropwidth, pixheight, pixwidth; + int cropheight, cropwidth, pixwidth; if ((ovl->caps & OMAP_DSS_OVL_CAP_SCALE) == 0 && (outw != vout->pix.width || outh != vout->pix.height)) { @@ -389,12 +389,10 @@ static int omapvid_setup_overlay(struct omap_vout_device *vout, if (is_rotation_90_or_270(vout)) { cropheight = vout->crop.width; cropwidth = vout->crop.height; - pixheight = vout->pix.width; pixwidth = vout->pix.height; } else { cropheight = vout->crop.height; cropwidth = vout->crop.width; - pixheight = vout->pix.height; pixwidth = vout->pix.width; } @@ -991,7 +989,7 @@ static int omap_vout_release(struct file *file) mask = DISPC_IRQ_VSYNC | DISPC_IRQ_EVSYNC_EVEN | DISPC_IRQ_EVSYNC_ODD | DISPC_IRQ_VSYNC2; omap_dispc_unregister_isr(omap_vout_isr, vout, mask); - vout->streaming = 0; + vout->streaming = false; videobuf_streamoff(q); videobuf_queue_cancel(q); @@ -1451,12 +1449,10 @@ static int vidioc_s_ctrl(struct file *file, void *fh, struct v4l2_control *a) } case V4L2_CID_VFLIP: { - struct omap_overlay *ovl; struct omapvideo_info *ovid; unsigned int mirror = a->value; ovid = &vout->vid_info; - ovl = ovid->overlays[0]; mutex_lock(&vout->lock); if (mirror && ovid->rotation_type == VOUT_ROT_NONE) { @@ -1489,7 +1485,7 @@ static int vidioc_reqbufs(struct file *file, void *fh, struct omap_vout_device *vout = fh; struct videobuf_queue *q = &vout->vbq; - if ((req->type != V4L2_BUF_TYPE_VIDEO_OUTPUT) || (req->count < 0)) + if (req->type != V4L2_BUF_TYPE_VIDEO_OUTPUT) return -EINVAL; /* if memory is not mmp or userptr return error */ @@ -1648,7 +1644,7 @@ static int vidioc_streamon(struct file *file, void *fh, enum v4l2_buf_type i) vout->field_id = 0; /* set flag here. Next QBUF will start DMA */ - vout->streaming = 1; + vout->streaming = true; vout->first_int = 1; @@ -1708,7 +1704,7 @@ static int vidioc_streamoff(struct file *file, void *fh, enum v4l2_buf_type i) if (!vout->streaming) return -EINVAL; - vout->streaming = 0; + vout->streaming = false; mask = DISPC_IRQ_VSYNC | DISPC_IRQ_EVSYNC_EVEN | DISPC_IRQ_EVSYNC_ODD | DISPC_IRQ_VSYNC2; @@ -1916,7 +1912,7 @@ static int __init omap_vout_setup_video_data(struct omap_vout_device *vout) control[0].id = V4L2_CID_ROTATE; control[0].value = 0; vout->rotation = 0; - vout->mirror = 0; + vout->mirror = false; vout->control[2].id = V4L2_CID_HFLIP; vout->control[2].value = 0; if (vout->vid_info.rotation_type == VOUT_ROT_VRFB) diff --git a/drivers/media/platform/omap/omap_vout_vrfb.c b/drivers/media/platform/omap/omap_vout_vrfb.c index 62e7e57..aa39306 100644 --- a/drivers/media/platform/omap/omap_vout_vrfb.c +++ b/drivers/media/platform/omap/omap_vout_vrfb.c @@ -148,7 +148,7 @@ int omap_vout_setup_vrfb_bufs(struct platform_device *pdev, int vid_num, ret = -ENOMEM; goto release_vrfb_ctx; } - vout->vrfb_static_allocation = 1; + vout->vrfb_static_allocation = true; } return 0; @@ -336,7 +336,7 @@ void omap_vout_calculate_vrfb_offset(struct omap_vout_device *vout) offset = vout->vrfb_context[0].yoffset * vout->vrfb_context[0].bytespp; temp_ps = ps / vr_ps; - if (mirroring == 0) { + if (!mirroring) { *cropped_offset = offset + line_length * temp_ps * cleft + crop->top * temp_ps; } else { @@ -350,7 +350,7 @@ void omap_vout_calculate_vrfb_offset(struct omap_vout_device *vout) vout->vrfb_context[0].bytespp) + (vout->vrfb_context[0].xoffset * vout->vrfb_context[0].bytespp)); - if (mirroring == 0) { + if (!mirroring) { *cropped_offset = offset + (line_length * ps * ctop) + (cleft / vr_ps) * ps; @@ -364,7 +364,7 @@ void omap_vout_calculate_vrfb_offset(struct omap_vout_device *vout) offset = MAX_PIXELS_PER_LINE * vout->vrfb_context[0].xoffset * vout->vrfb_context[0].bytespp; temp_ps = ps / vr_ps; - if (mirroring == 0) { + if (!mirroring) { *cropped_offset = offset + line_length * temp_ps * crop->left + ctop * ps; } else { @@ -375,7 +375,7 @@ void omap_vout_calculate_vrfb_offset(struct omap_vout_device *vout) } break; case dss_rotation_0_degree: - if (mirroring == 0) { + if (!mirroring) { *cropped_offset = (line_length * ps) * crop->top + (crop->left / vr_ps) * ps; } else { diff --git a/drivers/media/platform/omap/omap_vout_vrfb.h b/drivers/media/platform/omap/omap_vout_vrfb.h index ffde741..4c23148 100644 --- a/drivers/media/platform/omap/omap_vout_vrfb.h +++ b/drivers/media/platform/omap/omap_vout_vrfb.h @@ -23,18 +23,18 @@ int omap_vout_prepare_vrfb(struct omap_vout_device *vout, struct videobuf_buffer *vb); void omap_vout_calculate_vrfb_offset(struct omap_vout_device *vout); #else -void omap_vout_free_vrfb_buffers(struct omap_vout_device *vout) { } -int omap_vout_setup_vrfb_bufs(struct platform_device *pdev, int vid_num, +static inline void omap_vout_free_vrfb_buffers(struct omap_vout_device *vout) { }; +static inline int omap_vout_setup_vrfb_bufs(struct platform_device *pdev, int vid_num, u32 static_vrfb_allocation) - { return 0; } -void omap_vout_release_vrfb(struct omap_vout_device *vout) { } -int omap_vout_vrfb_buffer_setup(struct omap_vout_device *vout, + { return 0; }; +static inline void omap_vout_release_vrfb(struct omap_vout_device *vout) { }; +static inline int omap_vout_vrfb_buffer_setup(struct omap_vout_device *vout, unsigned int *count, unsigned int startindex) - { return 0; } -int omap_vout_prepare_vrfb(struct omap_vout_device *vout, + { return 0; }; +static inline int omap_vout_prepare_vrfb(struct omap_vout_device *vout, struct videobuf_buffer *vb) - { return 0; } -void omap_vout_calculate_vrfb_offset(struct omap_vout_device *vout) { } + { return 0; }; +static inline void omap_vout_calculate_vrfb_offset(struct omap_vout_device *vout) { }; #endif #endif diff --git a/drivers/media/platform/omap3isp/cfa_coef_table.h b/drivers/media/platform/omap3isp/cfa_coef_table.h index c84df07..e75b0eb 100644 --- a/drivers/media/platform/omap3isp/cfa_coef_table.h +++ b/drivers/media/platform/omap3isp/cfa_coef_table.h @@ -11,16 +11,6 @@ * This program is free software; you can redistribute it and/or * modify it under the terms of the GNU General Public License * version 2 as published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA - * 02110-1301 USA */ { 244, 0, 247, 0, 12, 27, 36, 247, 250, 0, 27, 0, 4, 250, 12, 244, diff --git a/drivers/media/platform/omap3isp/gamma_table.h b/drivers/media/platform/omap3isp/gamma_table.h index 78deebf..3b507078 100644 --- a/drivers/media/platform/omap3isp/gamma_table.h +++ b/drivers/media/platform/omap3isp/gamma_table.h @@ -12,16 +12,6 @@ * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 as * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA - * 02110-1301 USA */ 0, 0, 1, 2, 3, 3, 4, 5, 6, 8, 10, 12, 14, 16, 18, 20, diff --git a/drivers/media/platform/omap3isp/isp.c b/drivers/media/platform/omap3isp/isp.c index 2c7aa67..72265e5 100644 --- a/drivers/media/platform/omap3isp/isp.c +++ b/drivers/media/platform/omap3isp/isp.c @@ -40,16 +40,6 @@ * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 as * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA - * 02110-1301 USA */ #include <asm/cacheflush.h> @@ -999,16 +989,14 @@ static int isp_pipeline_disable(struct isp_pipeline *pipe) video, s_stream, 0); } - v4l2_subdev_call(subdev, video, s_stream, 0); + ret = v4l2_subdev_call(subdev, video, s_stream, 0); if (subdev == &isp->isp_res.subdev) - ret = isp_pipeline_wait(isp, isp_pipeline_wait_resizer); + ret |= isp_pipeline_wait(isp, isp_pipeline_wait_resizer); else if (subdev == &isp->isp_prev.subdev) - ret = isp_pipeline_wait(isp, isp_pipeline_wait_preview); + ret |= isp_pipeline_wait(isp, isp_pipeline_wait_preview); else if (subdev == &isp->isp_ccdc.subdev) - ret = isp_pipeline_wait(isp, isp_pipeline_wait_ccdc); - else - ret = 0; + ret |= isp_pipeline_wait(isp, isp_pipeline_wait_ccdc); /* Handle stop failures. An entity that fails to stop can * usually just be restarted. Flag the stop failure nonetheless diff --git a/drivers/media/platform/omap3isp/isp.h b/drivers/media/platform/omap3isp/isp.h index 2c314ee..cfdfc87 100644 --- a/drivers/media/platform/omap3isp/isp.h +++ b/drivers/media/platform/omap3isp/isp.h @@ -12,16 +12,6 @@ * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 as * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA - * 02110-1301 USA */ #ifndef OMAP3_ISP_CORE_H diff --git a/drivers/media/platform/omap3isp/ispccdc.c b/drivers/media/platform/omap3isp/ispccdc.c index 9f727d2..81a9dc0 100644 --- a/drivers/media/platform/omap3isp/ispccdc.c +++ b/drivers/media/platform/omap3isp/ispccdc.c @@ -12,16 +12,6 @@ * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 as * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA - * 02110-1301 USA */ #include <linux/module.h> @@ -491,14 +481,13 @@ done: static inline int ccdc_lsc_is_configured(struct isp_ccdc_device *ccdc) { unsigned long flags; + int ret; spin_lock_irqsave(&ccdc->lsc.req_lock, flags); - if (ccdc->lsc.active) { - spin_unlock_irqrestore(&ccdc->lsc.req_lock, flags); - return 1; - } + ret = ccdc->lsc.active != NULL; spin_unlock_irqrestore(&ccdc->lsc.req_lock, flags); - return 0; + + return ret; } static int ccdc_lsc_enable(struct isp_ccdc_device *ccdc) @@ -818,29 +807,48 @@ static void ccdc_config_vp(struct isp_ccdc_device *ccdc) struct isp_pipeline *pipe = to_isp_pipeline(&ccdc->subdev.entity); struct isp_device *isp = to_isp_device(ccdc); const struct isp_format_info *info; + struct v4l2_mbus_framefmt *format; unsigned long l3_ick = pipe->l3_ick; unsigned int max_div = isp->revision == ISP_REVISION_15_0 ? 64 : 8; unsigned int div = 0; - u32 fmtcfg_vp; + u32 fmtcfg = ISPCCDC_FMTCFG_VPEN; + + format = &ccdc->formats[CCDC_PAD_SOURCE_VP]; + + if (!format->code) { + /* Disable the video port when the input format isn't supported. + * This is indicated by a pixel code set to 0. + */ + isp_reg_writel(isp, 0, OMAP3_ISP_IOMEM_CCDC, ISPCCDC_FMTCFG); + return; + } + + isp_reg_writel(isp, (0 << ISPCCDC_FMT_HORZ_FMTSPH_SHIFT) | + (format->width << ISPCCDC_FMT_HORZ_FMTLNH_SHIFT), + OMAP3_ISP_IOMEM_CCDC, ISPCCDC_FMT_HORZ); + isp_reg_writel(isp, (0 << ISPCCDC_FMT_VERT_FMTSLV_SHIFT) | + ((format->height + 1) << ISPCCDC_FMT_VERT_FMTLNV_SHIFT), + OMAP3_ISP_IOMEM_CCDC, ISPCCDC_FMT_VERT); - fmtcfg_vp = isp_reg_readl(isp, OMAP3_ISP_IOMEM_CCDC, ISPCCDC_FMTCFG) - & ~(ISPCCDC_FMTCFG_VPIN_MASK | ISPCCDC_FMTCFG_VPIF_FRQ_MASK); + isp_reg_writel(isp, (format->width << ISPCCDC_VP_OUT_HORZ_NUM_SHIFT) | + (format->height << ISPCCDC_VP_OUT_VERT_NUM_SHIFT), + OMAP3_ISP_IOMEM_CCDC, ISPCCDC_VP_OUT); info = omap3isp_video_format_info(ccdc->formats[CCDC_PAD_SINK].code); switch (info->width) { case 8: case 10: - fmtcfg_vp |= ISPCCDC_FMTCFG_VPIN_9_0; + fmtcfg |= ISPCCDC_FMTCFG_VPIN_9_0; break; case 11: - fmtcfg_vp |= ISPCCDC_FMTCFG_VPIN_10_1; + fmtcfg |= ISPCCDC_FMTCFG_VPIN_10_1; break; case 12: - fmtcfg_vp |= ISPCCDC_FMTCFG_VPIN_11_2; + fmtcfg |= ISPCCDC_FMTCFG_VPIN_11_2; break; case 13: - fmtcfg_vp |= ISPCCDC_FMTCFG_VPIN_12_3; + fmtcfg |= ISPCCDC_FMTCFG_VPIN_12_3; break; } @@ -850,75 +858,59 @@ static void ccdc_config_vp(struct isp_ccdc_device *ccdc) div = l3_ick / pipe->external_rate; div = clamp(div, 2U, max_div); - fmtcfg_vp |= (div - 2) << ISPCCDC_FMTCFG_VPIF_FRQ_SHIFT; + fmtcfg |= (div - 2) << ISPCCDC_FMTCFG_VPIF_FRQ_SHIFT; - isp_reg_writel(isp, fmtcfg_vp, OMAP3_ISP_IOMEM_CCDC, ISPCCDC_FMTCFG); -} - -/* - * ccdc_enable_vp - Enable Video Port. - * @ccdc: Pointer to ISP CCDC device. - * @enable: 0 Disables VP, 1 Enables VP - * - * This is needed for outputting image to Preview, H3A and HIST ISP submodules. - */ -static void ccdc_enable_vp(struct isp_ccdc_device *ccdc, u8 enable) -{ - struct isp_device *isp = to_isp_device(ccdc); - - isp_reg_clr_set(isp, OMAP3_ISP_IOMEM_CCDC, ISPCCDC_FMTCFG, - ISPCCDC_FMTCFG_VPEN, enable ? ISPCCDC_FMTCFG_VPEN : 0); + isp_reg_writel(isp, fmtcfg, OMAP3_ISP_IOMEM_CCDC, ISPCCDC_FMTCFG); } /* * ccdc_config_outlineoffset - Configure memory saving output line offset * @ccdc: Pointer to ISP CCDC device. - * @offset: Address offset to start a new line. Must be twice the - * Output width and aligned on 32 byte boundary - * @oddeven: Specifies the odd/even line pattern to be chosen to store the - * output. - * @numlines: Set the value 0-3 for +1-4lines, 4-7 for -1-4lines. + * @bpl: Number of bytes per line when stored in memory. + * @field: Field order when storing interlaced formats in memory. + * + * Configure the offsets for the line output control: + * + * - The horizontal line offset is defined as the number of bytes between the + * start of two consecutive lines in memory. Set it to the given bytes per + * line value. + * + * - The field offset value is defined as the number of lines to offset the + * start of the field identified by FID = 1. Set it to one. * - * - Configures the output line offset when stored in memory - * - Sets the odd/even line pattern to store the output - * (EVENEVEN (1), ODDEVEN (2), EVENODD (3), ODDODD (4)) - * - Configures the number of even and odd line fields in case of rearranging - * the lines. + * - The line offset values are defined as the number of lines (as defined by + * the horizontal line offset) between the start of two consecutive lines for + * all combinations of odd/even lines in odd/even fields. When interleaving + * fields set them all to two lines, and to one line otherwise. */ static void ccdc_config_outlineoffset(struct isp_ccdc_device *ccdc, - u32 offset, u8 oddeven, u8 numlines) + unsigned int bpl, + enum v4l2_field field) { struct isp_device *isp = to_isp_device(ccdc); + u32 sdofst = 0; - isp_reg_writel(isp, offset & 0xffff, - OMAP3_ISP_IOMEM_CCDC, ISPCCDC_HSIZE_OFF); + isp_reg_writel(isp, bpl & 0xffff, OMAP3_ISP_IOMEM_CCDC, + ISPCCDC_HSIZE_OFF); - isp_reg_clr(isp, OMAP3_ISP_IOMEM_CCDC, ISPCCDC_SDOFST, - ISPCCDC_SDOFST_FINV); - - isp_reg_clr(isp, OMAP3_ISP_IOMEM_CCDC, ISPCCDC_SDOFST, - ISPCCDC_SDOFST_FOFST_4L); - - switch (oddeven) { - case EVENEVEN: - isp_reg_set(isp, OMAP3_ISP_IOMEM_CCDC, ISPCCDC_SDOFST, - (numlines & 0x7) << ISPCCDC_SDOFST_LOFST0_SHIFT); - break; - case ODDEVEN: - isp_reg_set(isp, OMAP3_ISP_IOMEM_CCDC, ISPCCDC_SDOFST, - (numlines & 0x7) << ISPCCDC_SDOFST_LOFST1_SHIFT); - break; - case EVENODD: - isp_reg_set(isp, OMAP3_ISP_IOMEM_CCDC, ISPCCDC_SDOFST, - (numlines & 0x7) << ISPCCDC_SDOFST_LOFST2_SHIFT); - break; - case ODDODD: - isp_reg_set(isp, OMAP3_ISP_IOMEM_CCDC, ISPCCDC_SDOFST, - (numlines & 0x7) << ISPCCDC_SDOFST_LOFST3_SHIFT); + switch (field) { + case V4L2_FIELD_INTERLACED_TB: + case V4L2_FIELD_INTERLACED_BT: + /* When interleaving fields in memory offset field one by one + * line and set the line offset to two lines. + */ + sdofst |= (1 << ISPCCDC_SDOFST_LOFST0_SHIFT) + | (1 << ISPCCDC_SDOFST_LOFST1_SHIFT) + | (1 << ISPCCDC_SDOFST_LOFST2_SHIFT) + | (1 << ISPCCDC_SDOFST_LOFST3_SHIFT); break; + default: + /* In all other cases set the line offsets to one line. */ break; } + + isp_reg_writel(isp, sdofst, OMAP3_ISP_IOMEM_CCDC, ISPCCDC_SDOFST); } /* @@ -981,10 +973,16 @@ static void ccdc_config_sync_if(struct isp_ccdc_device *ccdc, if (format->code == V4L2_MBUS_FMT_YUYV8_2X8 || format->code == V4L2_MBUS_FMT_UYVY8_2X8) { - /* The bridge is enabled for YUV8 formats. Configure the input - * mode accordingly. + /* According to the OMAP3 TRM the input mode only affects SYNC + * mode, enabling BT.656 mode should take precedence. However, + * in practice setting the input mode to YCbCr data on 8 bits + * seems to be required in BT.656 mode. In SYNC mode set it to + * YCbCr on 16 bits as the bridge is enabled in that case. */ - syn_mode |= ISPCCDC_SYN_MODE_INPMOD_YCBCR16; + if (ccdc->bt656) + syn_mode |= ISPCCDC_SYN_MODE_INPMOD_YCBCR8; + else + syn_mode |= ISPCCDC_SYN_MODE_INPMOD_YCBCR16; } switch (data_size) { @@ -1008,9 +1006,15 @@ static void ccdc_config_sync_if(struct isp_ccdc_device *ccdc, if (pdata && pdata->hs_pol) syn_mode |= ISPCCDC_SYN_MODE_HDPOL; - if (pdata && pdata->vs_pol) + /* The polarity of the vertical sync signal output by the BT.656 + * decoder is not documented and seems to be active low. + */ + if ((pdata && pdata->vs_pol) || ccdc->bt656) syn_mode |= ISPCCDC_SYN_MODE_VDPOL; + if (pdata && pdata->fld_pol) + syn_mode |= ISPCCDC_SYN_MODE_FLDPOL; + isp_reg_writel(isp, syn_mode, OMAP3_ISP_IOMEM_CCDC, ISPCCDC_SYN_MODE); /* The CCDC_CFG.Y8POS bit is used in YCbCr8 input mode only. The @@ -1023,8 +1027,16 @@ static void ccdc_config_sync_if(struct isp_ccdc_device *ccdc, isp_reg_clr(isp, OMAP3_ISP_IOMEM_CCDC, ISPCCDC_CFG, ISPCCDC_CFG_Y8POS); - isp_reg_clr(isp, OMAP3_ISP_IOMEM_CCDC, ISPCCDC_REC656IF, - ISPCCDC_REC656IF_R656ON); + /* Enable or disable BT.656 mode, including error correction for the + * synchronization codes. + */ + if (ccdc->bt656) + isp_reg_set(isp, OMAP3_ISP_IOMEM_CCDC, ISPCCDC_REC656IF, + ISPCCDC_REC656IF_R656ON | ISPCCDC_REC656IF_ECCFVH); + else + isp_reg_clr(isp, OMAP3_ISP_IOMEM_CCDC, ISPCCDC_REC656IF, + ISPCCDC_REC656IF_R656ON | ISPCCDC_REC656IF_ECCFVH); + } /* CCDC formats descriptions */ @@ -1115,17 +1127,33 @@ static void ccdc_configure(struct isp_ccdc_device *ccdc) unsigned long flags; unsigned int bridge; unsigned int shift; + unsigned int nph; + unsigned int sph; u32 syn_mode; u32 ccdc_pattern; + ccdc->bt656 = false; + ccdc->fields = 0; + pad = media_entity_remote_pad(&ccdc->pads[CCDC_PAD_SINK]); sensor = media_entity_to_v4l2_subdev(pad->entity); - if (ccdc->input == CCDC_INPUT_PARALLEL) + if (ccdc->input == CCDC_INPUT_PARALLEL) { + struct v4l2_mbus_config cfg; + int ret; + + ret = v4l2_subdev_call(sensor, video, g_mbus_config, &cfg); + if (!ret) + ccdc->bt656 = cfg.type == V4L2_MBUS_BT656; + pdata = &((struct isp_v4l2_subdevs_group *)sensor->host_priv) ->bus.parallel; + } + + /* CCDC_PAD_SINK */ + format = &ccdc->formats[CCDC_PAD_SINK]; /* Compute the lane shifter shift value and enable the bridge when the - * input format is YUV. + * input format is a non-BT.656 YUV variant. */ fmt_src.pad = pad->index; fmt_src.which = V4L2_SUBDEV_FORMAT_ACTIVE; @@ -1134,12 +1162,13 @@ static void ccdc_configure(struct isp_ccdc_device *ccdc) depth_in = fmt_info->width; } - fmt_info = omap3isp_video_format_info - (isp->isp_ccdc.formats[CCDC_PAD_SINK].code); + fmt_info = omap3isp_video_format_info(format->code); depth_out = fmt_info->width; shift = depth_in - depth_out; - if (fmt_info->code == V4L2_MBUS_FMT_YUYV8_2X8) + if (ccdc->bt656) + bridge = ISPCTRL_PAR_BRIDGE_DISABLE; + else if (fmt_info->code == V4L2_MBUS_FMT_YUYV8_2X8) bridge = ISPCTRL_PAR_BRIDGE_LENDIAN; else if (fmt_info->code == V4L2_MBUS_FMT_UYVY8_2X8) bridge = ISPCTRL_PAR_BRIDGE_BENDIAN; @@ -1148,6 +1177,7 @@ static void ccdc_configure(struct isp_ccdc_device *ccdc) omap3isp_configure_bridge(isp, ccdc->input, pdata, shift, bridge); + /* Configure the sync interface. */ ccdc_config_sync_if(ccdc, pdata, depth_out); syn_mode = isp_reg_readl(isp, OMAP3_ISP_IOMEM_CCDC, ISPCCDC_SYN_MODE); @@ -1167,9 +1197,6 @@ static void ccdc_configure(struct isp_ccdc_device *ccdc) else syn_mode &= ~ISPCCDC_SYN_MODE_SDR2RSZ; - /* CCDC_PAD_SINK */ - format = &ccdc->formats[CCDC_PAD_SINK]; - /* Mosaic filter */ switch (format->code) { case V4L2_MBUS_FMT_SRGGB10_1X10: @@ -1202,16 +1229,40 @@ static void ccdc_configure(struct isp_ccdc_device *ccdc) format = &ccdc->formats[CCDC_PAD_SOURCE_OF]; crop = &ccdc->crop; - isp_reg_writel(isp, (crop->left << ISPCCDC_HORZ_INFO_SPH_SHIFT) | - ((crop->width - 1) << ISPCCDC_HORZ_INFO_NPH_SHIFT), + /* The horizontal coordinates are expressed in pixel clock cycles. We + * need two cycles per pixel in BT.656 mode, and one cycle per pixel in + * SYNC mode regardless of the format as the bridge is enabled for YUV + * formats in that case. + */ + if (ccdc->bt656) { + sph = crop->left * 2; + nph = crop->width * 2 - 1; + } else { + sph = crop->left; + nph = crop->width - 1; + } + + isp_reg_writel(isp, (sph << ISPCCDC_HORZ_INFO_SPH_SHIFT) | + (nph << ISPCCDC_HORZ_INFO_NPH_SHIFT), OMAP3_ISP_IOMEM_CCDC, ISPCCDC_HORZ_INFO); - isp_reg_writel(isp, crop->top << ISPCCDC_VERT_START_SLV0_SHIFT, + isp_reg_writel(isp, (crop->top << ISPCCDC_VERT_START_SLV0_SHIFT) | + (crop->top << ISPCCDC_VERT_START_SLV1_SHIFT), OMAP3_ISP_IOMEM_CCDC, ISPCCDC_VERT_START); isp_reg_writel(isp, (crop->height - 1) << ISPCCDC_VERT_LINES_NLV_SHIFT, OMAP3_ISP_IOMEM_CCDC, ISPCCDC_VERT_LINES); - ccdc_config_outlineoffset(ccdc, ccdc->video_out.bpl_value, 0, 0); + ccdc_config_outlineoffset(ccdc, ccdc->video_out.bpl_value, + format->field); + + /* When interleaving fields enable processing of the field input signal. + * This will cause the line output control module to apply the field + * offset to field 1. + */ + if (ccdc->formats[CCDC_PAD_SINK].field == V4L2_FIELD_ALTERNATE && + (format->field == V4L2_FIELD_INTERLACED_TB || + format->field == V4L2_FIELD_INTERLACED_BT)) + syn_mode |= ISPCCDC_SYN_MODE_FLDMODE; /* The CCDC outputs data in UYVY order by default. Swap bytes to get * YUYV. @@ -1223,8 +1274,11 @@ static void ccdc_configure(struct isp_ccdc_device *ccdc) isp_reg_clr(isp, OMAP3_ISP_IOMEM_CCDC, ISPCCDC_CFG, ISPCCDC_CFG_BSWD); - /* Use PACK8 mode for 1byte per pixel formats. */ - if (omap3isp_video_format_info(format->code)->width <= 8) + /* Use PACK8 mode for 1byte per pixel formats. Check for BT.656 mode + * explicitly as the driver reports 1X16 instead of 2X8 at the OF pad + * for simplicity. + */ + if (omap3isp_video_format_info(format->code)->width <= 8 || ccdc->bt656) syn_mode |= ISPCCDC_SYN_MODE_PACK8; else syn_mode &= ~ISPCCDC_SYN_MODE_PACK8; @@ -1232,18 +1286,7 @@ static void ccdc_configure(struct isp_ccdc_device *ccdc) isp_reg_writel(isp, syn_mode, OMAP3_ISP_IOMEM_CCDC, ISPCCDC_SYN_MODE); /* CCDC_PAD_SOURCE_VP */ - format = &ccdc->formats[CCDC_PAD_SOURCE_VP]; - - isp_reg_writel(isp, (0 << ISPCCDC_FMT_HORZ_FMTSPH_SHIFT) | - (format->width << ISPCCDC_FMT_HORZ_FMTLNH_SHIFT), - OMAP3_ISP_IOMEM_CCDC, ISPCCDC_FMT_HORZ); - isp_reg_writel(isp, (0 << ISPCCDC_FMT_VERT_FMTSLV_SHIFT) | - ((format->height + 1) << ISPCCDC_FMT_VERT_FMTLNV_SHIFT), - OMAP3_ISP_IOMEM_CCDC, ISPCCDC_FMT_VERT); - - isp_reg_writel(isp, (format->width << ISPCCDC_VP_OUT_HORZ_NUM_SHIFT) | - (format->height << ISPCCDC_VP_OUT_VERT_NUM_SHIFT), - OMAP3_ISP_IOMEM_CCDC, ISPCCDC_VP_OUT); + ccdc_config_vp(ccdc); /* Lens shading correction. */ spin_lock_irqsave(&ccdc->lsc.req_lock, flags); @@ -1277,6 +1320,8 @@ static void __ccdc_enable(struct isp_ccdc_device *ccdc, int enable) isp_reg_clr_set(isp, OMAP3_ISP_IOMEM_CCDC, ISPCCDC_PCR, ISPCCDC_PCR_EN, enable ? ISPCCDC_PCR_EN : 0); + + ccdc->running = enable; } static int ccdc_disable(struct isp_ccdc_device *ccdc) @@ -1287,6 +1332,8 @@ static int ccdc_disable(struct isp_ccdc_device *ccdc) spin_lock_irqsave(&ccdc->lock, flags); if (ccdc->state == ISP_PIPELINE_STREAM_CONTINUOUS) ccdc->stopping = CCDC_STOP_REQUEST; + if (!ccdc->running) + ccdc->stopping = CCDC_STOP_FINISHED; spin_unlock_irqrestore(&ccdc->lock, flags); ret = wait_event_timeout(ccdc->wait, @@ -1369,14 +1416,14 @@ static int ccdc_sbl_wait_idle(struct isp_ccdc_device *ccdc, return -EBUSY; } -/* __ccdc_handle_stopping - Handle CCDC and/or LSC stopping sequence +/* ccdc_handle_stopping - Handle CCDC and/or LSC stopping sequence * @ccdc: Pointer to ISP CCDC device. * @event: Pointing which event trigger handler * * Return 1 when the event and stopping request combination is satisfied, * zero otherwise. */ -static int __ccdc_handle_stopping(struct isp_ccdc_device *ccdc, u32 event) +static int ccdc_handle_stopping(struct isp_ccdc_device *ccdc, u32 event) { int rval = 0; @@ -1458,7 +1505,7 @@ static void ccdc_lsc_isr(struct isp_ccdc_device *ccdc, u32 events) if (ccdc->lsc.state == LSC_STATE_STOPPING) ccdc->lsc.state = LSC_STATE_STOPPED; - if (__ccdc_handle_stopping(ccdc, CCDC_EVENT_LSC_DONE)) + if (ccdc_handle_stopping(ccdc, CCDC_EVENT_LSC_DONE)) goto done; if (ccdc->lsc.state != LSC_STATE_RECONFIG) @@ -1486,12 +1533,59 @@ done: spin_unlock_irqrestore(&ccdc->lsc.req_lock, flags); } +/* + * Check whether the CCDC has captured all fields necessary to complete the + * buffer. + */ +static bool ccdc_has_all_fields(struct isp_ccdc_device *ccdc) +{ + struct isp_pipeline *pipe = to_isp_pipeline(&ccdc->subdev.entity); + struct isp_device *isp = to_isp_device(ccdc); + enum v4l2_field of_field = ccdc->formats[CCDC_PAD_SOURCE_OF].field; + enum v4l2_field field; + + /* When the input is progressive fields don't matter. */ + if (of_field == V4L2_FIELD_NONE) + return true; + + /* Read the current field identifier. */ + field = isp_reg_readl(isp, OMAP3_ISP_IOMEM_CCDC, ISPCCDC_SYN_MODE) + & ISPCCDC_SYN_MODE_FLDSTAT + ? V4L2_FIELD_BOTTOM : V4L2_FIELD_TOP; + + /* When capturing fields in alternate order just store the current field + * identifier in the pipeline. + */ + if (of_field == V4L2_FIELD_ALTERNATE) { + pipe->field = field; + return true; + } + + /* The format is interlaced. Make sure we've captured both fields. */ + ccdc->fields |= field == V4L2_FIELD_BOTTOM + ? CCDC_FIELD_BOTTOM : CCDC_FIELD_TOP; + + if (ccdc->fields != CCDC_FIELD_BOTH) + return false; + + /* Verify that the field just captured corresponds to the last field + * needed based on the desired field order. + */ + if ((of_field == V4L2_FIELD_INTERLACED_TB && field == V4L2_FIELD_TOP) || + (of_field == V4L2_FIELD_INTERLACED_BT && field == V4L2_FIELD_BOTTOM)) + return false; + + /* The buffer can be completed, reset the fields for the next buffer. */ + ccdc->fields = 0; + + return true; +} + static int ccdc_isr_buffer(struct isp_ccdc_device *ccdc) { struct isp_pipeline *pipe = to_isp_pipeline(&ccdc->subdev.entity); struct isp_device *isp = to_isp_device(ccdc); struct isp_buffer *buffer; - int restart = 0; /* The CCDC generates VD0 interrupts even when disabled (the datasheet * doesn't explicitly state if that's supposed to happen or not, so it @@ -1500,30 +1594,31 @@ static int ccdc_isr_buffer(struct isp_ccdc_device *ccdc) * would thus not be enough, we need to handle the situation explicitly. */ if (list_empty(&ccdc->video_out.dmaqueue)) - goto done; + return 0; /* We're in continuous mode, and memory writes were disabled due to a * buffer underrun. Reenable them now that we have a buffer. The buffer * address has been set in ccdc_video_queue. */ if (ccdc->state == ISP_PIPELINE_STREAM_CONTINUOUS && ccdc->underrun) { - restart = 1; ccdc->underrun = 0; - goto done; + return 1; } + /* Wait for the CCDC to become idle. */ if (ccdc_sbl_wait_idle(ccdc, 1000)) { dev_info(isp->dev, "CCDC won't become idle!\n"); isp->crashed |= 1U << ccdc->subdev.entity.id; omap3isp_pipeline_cancel_stream(pipe); - goto done; + return 0; } + if (!ccdc_has_all_fields(ccdc)) + return 1; + buffer = omap3isp_video_buffer_next(&ccdc->video_out); - if (buffer != NULL) { + if (buffer != NULL) ccdc_set_outaddr(ccdc, buffer->dma); - restart = 1; - } pipe->state |= ISP_PIPELINE_IDLE_OUTPUT; @@ -1532,8 +1627,7 @@ static int ccdc_isr_buffer(struct isp_ccdc_device *ccdc) omap3isp_pipeline_set_stream(pipe, ISP_PIPELINE_STREAM_SINGLESHOT); -done: - return restart; + return buffer != NULL; } /* @@ -1547,11 +1641,38 @@ static void ccdc_vd0_isr(struct isp_ccdc_device *ccdc) unsigned long flags; int restart = 0; + /* In BT.656 mode the CCDC doesn't generate an HS/VS interrupt. We thus + * need to increment the frame counter here. + */ + if (ccdc->bt656) { + struct isp_pipeline *pipe = + to_isp_pipeline(&ccdc->subdev.entity); + + atomic_inc(&pipe->frame_number); + } + + /* Emulate a VD1 interrupt for BT.656 mode, as we can't stop the CCDC in + * the VD1 interrupt handler in that mode without risking a CCDC stall + * if a short frame is received. + */ + if (ccdc->bt656) { + spin_lock_irqsave(&ccdc->lock, flags); + if (ccdc->state == ISP_PIPELINE_STREAM_CONTINUOUS && + ccdc->output & CCDC_OUTPUT_MEMORY) { + if (ccdc->lsc.state != LSC_STATE_STOPPED) + __ccdc_lsc_enable(ccdc, 0); + __ccdc_enable(ccdc, 0); + } + ccdc_handle_stopping(ccdc, CCDC_EVENT_VD1); + spin_unlock_irqrestore(&ccdc->lock, flags); + } + if (ccdc->output & CCDC_OUTPUT_MEMORY) restart = ccdc_isr_buffer(ccdc); spin_lock_irqsave(&ccdc->lock, flags); - if (__ccdc_handle_stopping(ccdc, CCDC_EVENT_VD0)) { + + if (ccdc_handle_stopping(ccdc, CCDC_EVENT_VD0)) { spin_unlock_irqrestore(&ccdc->lock, flags); return; } @@ -1572,6 +1693,18 @@ static void ccdc_vd1_isr(struct isp_ccdc_device *ccdc) { unsigned long flags; + /* In BT.656 mode the synchronization signals are generated by the CCDC + * from the embedded sync codes. The VD0 and VD1 interrupts are thus + * only triggered when the CCDC is enabled, unlike external sync mode + * where the line counter runs even when the CCDC is stopped. We can't + * disable the CCDC at VD1 time, as no VD0 interrupt would be generated + * for a short frame, which would result in the CCDC being stopped and + * no VD interrupt generated anymore. The CCDC is stopped from the VD0 + * interrupt handler instead for BT.656. + */ + if (ccdc->bt656) + return; + spin_lock_irqsave(&ccdc->lsc.req_lock, flags); /* @@ -1601,7 +1734,7 @@ static void ccdc_vd1_isr(struct isp_ccdc_device *ccdc) break; } - if (__ccdc_handle_stopping(ccdc, CCDC_EVENT_VD1)) + if (ccdc_handle_stopping(ccdc, CCDC_EVENT_VD1)) goto done; if (ccdc->lsc.request == NULL) @@ -1656,6 +1789,8 @@ int omap3isp_ccdc_isr(struct isp_ccdc_device *ccdc, u32 events) static int ccdc_video_queue(struct isp_video *video, struct isp_buffer *buffer) { struct isp_ccdc_device *ccdc = &video->isp->isp_ccdc; + unsigned long flags; + bool restart = false; if (!(ccdc->output & CCDC_OUTPUT_MEMORY)) return -ENODEV; @@ -1664,9 +1799,20 @@ static int ccdc_video_queue(struct isp_video *video, struct isp_buffer *buffer) /* We now have a buffer queued on the output, restart the pipeline * on the next CCDC interrupt if running in continuous mode (or when - * starting the stream). + * starting the stream) in external sync mode, or immediately in BT.656 + * sync mode as no CCDC interrupt is generated when the CCDC is stopped + * in that case. */ - ccdc->underrun = 1; + spin_lock_irqsave(&ccdc->lock, flags); + if (ccdc->state == ISP_PIPELINE_STREAM_CONTINUOUS && !ccdc->running && + ccdc->bt656) + restart = true; + else + ccdc->underrun = 1; + spin_unlock_irqrestore(&ccdc->lock, flags); + + if (restart) + ccdc_enable(ccdc); return 0; } @@ -1753,11 +1899,6 @@ static int ccdc_set_stream(struct v4l2_subdev *sd, int enable) ccdc_configure(ccdc); - /* TODO: Don't configure the video port if all of its output - * links are inactive. - */ - ccdc_config_vp(ccdc); - ccdc_enable_vp(ccdc, 1); ccdc_print_status(ccdc); } @@ -1830,6 +1971,7 @@ ccdc_try_format(struct isp_ccdc_device *ccdc, struct v4l2_subdev_fh *fh, unsigned int width = fmt->width; unsigned int height = fmt->height; struct v4l2_rect *crop; + enum v4l2_field field; unsigned int i; switch (pad) { @@ -1846,14 +1988,24 @@ ccdc_try_format(struct isp_ccdc_device *ccdc, struct v4l2_subdev_fh *fh, /* Clamp the input size. */ fmt->width = clamp_t(u32, width, 32, 4096); fmt->height = clamp_t(u32, height, 32, 4096); + + /* Default to progressive field order. */ + if (fmt->field == V4L2_FIELD_ANY) + fmt->field = V4L2_FIELD_NONE; + break; case CCDC_PAD_SOURCE_OF: pixelcode = fmt->code; + field = fmt->field; *fmt = *__ccdc_get_format(ccdc, fh, CCDC_PAD_SINK, which); - /* YUV formats are converted from 2X8 to 1X16 by the bridge and - * can be byte-swapped. + /* In SYNC mode the bridge converts YUV formats from 2X8 to + * 1X16. In BT.656 no such conversion occurs. As we don't know + * at this point whether the source will use SYNC or BT.656 mode + * let's pretend the conversion always occurs. The CCDC will be + * configured to pack bytes in BT.656, hiding the inaccuracy. + * In all cases bytes can be swapped. */ if (fmt->code == V4L2_MBUS_FMT_YUYV8_2X8 || fmt->code == V4L2_MBUS_FMT_UYVY8_2X8) { @@ -1874,6 +2026,17 @@ ccdc_try_format(struct isp_ccdc_device *ccdc, struct v4l2_subdev_fh *fh, crop = __ccdc_get_crop(ccdc, fh, which); fmt->width = crop->width; fmt->height = crop->height; + + /* When input format is interlaced with alternating fields the + * CCDC can interleave the fields. + */ + if (fmt->field == V4L2_FIELD_ALTERNATE && + (field == V4L2_FIELD_INTERLACED_TB || + field == V4L2_FIELD_INTERLACED_BT)) { + fmt->field = field; + fmt->height *= 2; + } + break; case CCDC_PAD_SOURCE_VP: @@ -1901,7 +2064,6 @@ ccdc_try_format(struct isp_ccdc_device *ccdc, struct v4l2_subdev_fh *fh, * stored on 2 bytes. */ fmt->colorspace = V4L2_COLORSPACE_SRGB; - fmt->field = V4L2_FIELD_NONE; } /* diff --git a/drivers/media/platform/omap3isp/ispccdc.h b/drivers/media/platform/omap3isp/ispccdc.h index f650616..3440a70 100644 --- a/drivers/media/platform/omap3isp/ispccdc.h +++ b/drivers/media/platform/omap3isp/ispccdc.h @@ -12,16 +12,6 @@ * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 as * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA - * 02110-1301 USA */ #ifndef OMAP3_ISP_CCDC_H @@ -103,6 +93,10 @@ struct ispccdc_lsc { #define CCDC_PAD_SOURCE_VP 2 #define CCDC_PADS_NUM 3 +#define CCDC_FIELD_TOP 1 +#define CCDC_FIELD_BOTTOM 2 +#define CCDC_FIELD_BOTH 3 + /* * struct isp_ccdc_device - Structure for the CCDC module to store its own * information @@ -123,11 +117,14 @@ struct ispccdc_lsc { * @lsc: Lens shading compensation configuration * @update: Bitmask of controls to update during the next interrupt * @shadow_update: Controls update in progress by userspace + * @bt656: Whether the input interface uses BT.656 synchronization + * @fields: The fields (CCDC_FIELD_*) stored in the current buffer * @underrun: A buffer underrun occurred and a new buffer has been queued * @state: Streaming state * @lock: Serializes shadow_update with interrupt handler * @wait: Wait queue used to stop the module * @stopping: Stopping state + * @running: Is the CCDC hardware running * @ioctl_lock: Serializes ioctl calls and LSC requests freeing */ struct isp_ccdc_device { @@ -151,11 +148,15 @@ struct isp_ccdc_device { unsigned int update; unsigned int shadow_update; + bool bt656; + unsigned int fields; + unsigned int underrun:1; enum isp_pipeline_stream_state state; spinlock_t lock; wait_queue_head_t wait; unsigned int stopping; + bool running; struct mutex ioctl_lock; }; diff --git a/drivers/media/platform/omap3isp/ispccp2.c b/drivers/media/platform/omap3isp/ispccp2.c index f3801db..9cb49b3 100644 --- a/drivers/media/platform/omap3isp/ispccp2.c +++ b/drivers/media/platform/omap3isp/ispccp2.c @@ -12,16 +12,6 @@ * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 as * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA - * 02110-1301 USA */ #include <linux/delay.h> diff --git a/drivers/media/platform/omap3isp/ispccp2.h b/drivers/media/platform/omap3isp/ispccp2.h index 76d65f4..4662bff 100644 --- a/drivers/media/platform/omap3isp/ispccp2.h +++ b/drivers/media/platform/omap3isp/ispccp2.h @@ -12,16 +12,6 @@ * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 as * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA - * 02110-1301 USA */ #ifndef OMAP3_ISP_CCP2_H diff --git a/drivers/media/platform/omap3isp/ispcsi2.c b/drivers/media/platform/omap3isp/ispcsi2.c index 5a2e47e..6530b25 100644 --- a/drivers/media/platform/omap3isp/ispcsi2.c +++ b/drivers/media/platform/omap3isp/ispcsi2.c @@ -12,16 +12,6 @@ * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 as * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA - * 02110-1301 USA */ #include <linux/delay.h> #include <media/v4l2-common.h> diff --git a/drivers/media/platform/omap3isp/ispcsi2.h b/drivers/media/platform/omap3isp/ispcsi2.h index c57729b..453ed62 100644 --- a/drivers/media/platform/omap3isp/ispcsi2.h +++ b/drivers/media/platform/omap3isp/ispcsi2.h @@ -12,16 +12,6 @@ * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 as * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA - * 02110-1301 USA */ #ifndef OMAP3_ISP_CSI2_H diff --git a/drivers/media/platform/omap3isp/ispcsiphy.c b/drivers/media/platform/omap3isp/ispcsiphy.c index c09de32..e033f22 100644 --- a/drivers/media/platform/omap3isp/ispcsiphy.c +++ b/drivers/media/platform/omap3isp/ispcsiphy.c @@ -12,16 +12,6 @@ * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 as * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA - * 02110-1301 USA */ #include <linux/delay.h> diff --git a/drivers/media/platform/omap3isp/ispcsiphy.h b/drivers/media/platform/omap3isp/ispcsiphy.h index 14551fd..e17c88b 100644 --- a/drivers/media/platform/omap3isp/ispcsiphy.h +++ b/drivers/media/platform/omap3isp/ispcsiphy.h @@ -12,16 +12,6 @@ * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 as * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA - * 02110-1301 USA */ #ifndef OMAP3_ISP_CSI_PHY_H diff --git a/drivers/media/platform/omap3isp/isph3a.h b/drivers/media/platform/omap3isp/isph3a.h index fb09fd4..e5b28d0 100644 --- a/drivers/media/platform/omap3isp/isph3a.h +++ b/drivers/media/platform/omap3isp/isph3a.h @@ -13,16 +13,6 @@ * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 as * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA - * 02110-1301 USA */ #ifndef OMAP3_ISP_H3A_H diff --git a/drivers/media/platform/omap3isp/isph3a_aewb.c b/drivers/media/platform/omap3isp/isph3a_aewb.c index d6811ce..b208c54 100644 --- a/drivers/media/platform/omap3isp/isph3a_aewb.c +++ b/drivers/media/platform/omap3isp/isph3a_aewb.c @@ -13,16 +13,6 @@ * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 as * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA - * 02110-1301 USA */ #include <linux/slab.h> diff --git a/drivers/media/platform/omap3isp/isph3a_af.c b/drivers/media/platform/omap3isp/isph3a_af.c index 6fc960c..8a83e19 100644 --- a/drivers/media/platform/omap3isp/isph3a_af.c +++ b/drivers/media/platform/omap3isp/isph3a_af.c @@ -13,16 +13,6 @@ * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 as * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA - * 02110-1301 USA */ /* Linux specific include files */ diff --git a/drivers/media/platform/omap3isp/isphist.c b/drivers/media/platform/omap3isp/isphist.c index 06a5f81..ce822c3 100644 --- a/drivers/media/platform/omap3isp/isphist.c +++ b/drivers/media/platform/omap3isp/isphist.c @@ -13,16 +13,6 @@ * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 as * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA - * 02110-1301 USA */ #include <linux/delay.h> diff --git a/drivers/media/platform/omap3isp/isphist.h b/drivers/media/platform/omap3isp/isphist.h index 0b2a38e..3b54155 100644 --- a/drivers/media/platform/omap3isp/isphist.h +++ b/drivers/media/platform/omap3isp/isphist.h @@ -13,16 +13,6 @@ * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 as * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA - * 02110-1301 USA */ #ifndef OMAP3_ISP_HIST_H diff --git a/drivers/media/platform/omap3isp/isppreview.c b/drivers/media/platform/omap3isp/isppreview.c index 720809b..605f57e 100644 --- a/drivers/media/platform/omap3isp/isppreview.c +++ b/drivers/media/platform/omap3isp/isppreview.c @@ -12,16 +12,6 @@ * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 as * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA - * 02110-1301 USA */ #include <linux/device.h> diff --git a/drivers/media/platform/omap3isp/isppreview.h b/drivers/media/platform/omap3isp/isppreview.h index f669234..16fdc03 100644 --- a/drivers/media/platform/omap3isp/isppreview.h +++ b/drivers/media/platform/omap3isp/isppreview.h @@ -12,16 +12,6 @@ * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 as * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA - * 02110-1301 USA */ #ifndef OMAP3_ISP_PREVIEW_H diff --git a/drivers/media/platform/omap3isp/ispreg.h b/drivers/media/platform/omap3isp/ispreg.h index b7d90e6..b5ea8da 100644 --- a/drivers/media/platform/omap3isp/ispreg.h +++ b/drivers/media/platform/omap3isp/ispreg.h @@ -12,16 +12,6 @@ * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 as * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA - * 02110-1301 USA */ #ifndef OMAP3_ISP_REG_H @@ -740,17 +730,13 @@ #define ISPCCDC_HSIZE_OFF_SHIFT 0 -#define ISPCCDC_SDOFST_FINV (1 << 14) -#define ISPCCDC_SDOFST_FOFST_1L 0 -#define ISPCCDC_SDOFST_FOFST_4L (3 << 12) +#define ISPCCDC_SDOFST_FIINV (1 << 14) +#define ISPCCDC_SDOFST_FOFST_SHIFT 12 +#define ISPCCDC_SDOFST_FOFST_MASK (3 << 12) #define ISPCCDC_SDOFST_LOFST3_SHIFT 0 #define ISPCCDC_SDOFST_LOFST2_SHIFT 3 #define ISPCCDC_SDOFST_LOFST1_SHIFT 6 #define ISPCCDC_SDOFST_LOFST0_SHIFT 9 -#define EVENEVEN 1 -#define ODDEVEN 2 -#define EVENODD 3 -#define ODDODD 4 #define ISPCCDC_CLAMP_OBGAIN_SHIFT 0 #define ISPCCDC_CLAMP_OBST_SHIFT 10 diff --git a/drivers/media/platform/omap3isp/ispresizer.c b/drivers/media/platform/omap3isp/ispresizer.c index 6f077c2..05d1ace 100644 --- a/drivers/media/platform/omap3isp/ispresizer.c +++ b/drivers/media/platform/omap3isp/ispresizer.c @@ -12,16 +12,6 @@ * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 as * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA - * 02110-1301 USA */ #include <linux/device.h> @@ -239,7 +229,7 @@ static void resizer_set_phase(struct isp_res_device *res, u32 h_phase, u32 v_phase) { struct isp_device *isp = to_isp_device(res); - u32 rgval = 0; + u32 rgval; rgval = isp_reg_readl(isp, OMAP3_ISP_IOMEM_RESZ, ISPRSZ_CNT) & ~(ISPRSZ_CNT_HSTPH_MASK | ISPRSZ_CNT_VSTPH_MASK); @@ -275,7 +265,7 @@ static void resizer_set_luma(struct isp_res_device *res, struct resizer_luma_yenh *luma) { struct isp_device *isp = to_isp_device(res); - u32 rgval = 0; + u32 rgval; rgval = (luma->algo << ISPRSZ_YENH_ALGO_SHIFT) & ISPRSZ_YENH_ALGO_MASK; @@ -322,7 +312,7 @@ static void resizer_set_ratio(struct isp_res_device *res, { struct isp_device *isp = to_isp_device(res); const u16 *h_filter, *v_filter; - u32 rgval = 0; + u32 rgval; rgval = isp_reg_readl(isp, OMAP3_ISP_IOMEM_RESZ, ISPRSZ_CNT) & ~(ISPRSZ_CNT_HRSZ_MASK | ISPRSZ_CNT_VRSZ_MASK); @@ -365,9 +355,8 @@ static void resizer_set_output_size(struct isp_res_device *res, u32 width, u32 height) { struct isp_device *isp = to_isp_device(res); - u32 rgval = 0; + u32 rgval; - dev_dbg(isp->dev, "Output size[w/h]: %dx%d\n", width, height); rgval = (width << ISPRSZ_OUT_SIZE_HORZ_SHIFT) & ISPRSZ_OUT_SIZE_HORZ_MASK; rgval |= (height << ISPRSZ_OUT_SIZE_VERT_SHIFT) @@ -409,7 +398,7 @@ static void resizer_set_output_offset(struct isp_res_device *res, u32 offset) static void resizer_set_start(struct isp_res_device *res, u32 left, u32 top) { struct isp_device *isp = to_isp_device(res); - u32 rgval = 0; + u32 rgval; rgval = (left << ISPRSZ_IN_START_HORZ_ST_SHIFT) & ISPRSZ_IN_START_HORZ_ST_MASK; @@ -429,9 +418,7 @@ static void resizer_set_input_size(struct isp_res_device *res, u32 width, u32 height) { struct isp_device *isp = to_isp_device(res); - u32 rgval = 0; - - dev_dbg(isp->dev, "Input size[w/h]: %dx%d\n", width, height); + u32 rgval; rgval = (width << ISPRSZ_IN_SIZE_HORZ_SHIFT) & ISPRSZ_IN_SIZE_HORZ_MASK; @@ -1075,10 +1062,13 @@ static void resizer_isr_buffer(struct isp_res_device *res) void omap3isp_resizer_isr(struct isp_res_device *res) { struct v4l2_mbus_framefmt *informat, *outformat; + unsigned long flags; if (omap3isp_module_sync_is_stopping(&res->wait, &res->stopping)) return; + spin_lock_irqsave(&res->lock, flags); + if (res->applycrop) { outformat = __resizer_get_format(res, NULL, RESZ_PAD_SOURCE, V4L2_SUBDEV_FORMAT_ACTIVE); @@ -1088,6 +1078,8 @@ void omap3isp_resizer_isr(struct isp_res_device *res) res->applycrop = 0; } + spin_unlock_irqrestore(&res->lock, flags); + resizer_isr_buffer(res); } @@ -1290,8 +1282,10 @@ static int resizer_set_selection(struct v4l2_subdev *sd, { struct isp_res_device *res = v4l2_get_subdevdata(sd); struct isp_device *isp = to_isp_device(res); - struct v4l2_mbus_framefmt *format_sink, *format_source; + const struct v4l2_mbus_framefmt *format_sink; + struct v4l2_mbus_framefmt format_source; struct resizer_ratio ratio; + unsigned long flags; if (sel->target != V4L2_SEL_TGT_CROP || sel->pad != RESZ_PAD_SINK) @@ -1299,16 +1293,14 @@ static int resizer_set_selection(struct v4l2_subdev *sd, format_sink = __resizer_get_format(res, fh, RESZ_PAD_SINK, sel->which); - format_source = __resizer_get_format(res, fh, RESZ_PAD_SOURCE, - sel->which); - - dev_dbg(isp->dev, "%s: L=%d,T=%d,W=%d,H=%d,which=%d\n", __func__, - sel->r.left, sel->r.top, sel->r.width, sel->r.height, - sel->which); + format_source = *__resizer_get_format(res, fh, RESZ_PAD_SOURCE, + sel->which); - dev_dbg(isp->dev, "%s: input=%dx%d, output=%dx%d\n", __func__, + dev_dbg(isp->dev, "%s(%s): req %ux%u -> (%d,%d)/%ux%u -> %ux%u\n", + __func__, sel->which == V4L2_SUBDEV_FORMAT_TRY ? "try" : "act", format_sink->width, format_sink->height, - format_source->width, format_source->height); + sel->r.left, sel->r.top, sel->r.width, sel->r.height, + format_source.width, format_source.height); /* Clamp the crop rectangle to the bounds, and then mangle it further to * fulfill the TRM equations. Store the clamped but otherwise unmangled @@ -1318,23 +1310,39 @@ static int resizer_set_selection(struct v4l2_subdev *sd, * smaller input crop rectangle every time the output size is set if we * stored the mangled rectangle. */ - resizer_try_crop(format_sink, format_source, &sel->r); + resizer_try_crop(format_sink, &format_source, &sel->r); *__resizer_get_crop(res, fh, sel->which) = sel->r; - resizer_calc_ratios(res, &sel->r, format_source, &ratio); + resizer_calc_ratios(res, &sel->r, &format_source, &ratio); - if (sel->which == V4L2_SUBDEV_FORMAT_TRY) + dev_dbg(isp->dev, "%s(%s): got %ux%u -> (%d,%d)/%ux%u -> %ux%u\n", + __func__, sel->which == V4L2_SUBDEV_FORMAT_TRY ? "try" : "act", + format_sink->width, format_sink->height, + sel->r.left, sel->r.top, sel->r.width, sel->r.height, + format_source.width, format_source.height); + + if (sel->which == V4L2_SUBDEV_FORMAT_TRY) { + *__resizer_get_format(res, fh, RESZ_PAD_SOURCE, sel->which) = + format_source; return 0; + } + + /* Update the source format, resizing ratios and crop rectangle. If + * streaming is on the IRQ handler will reprogram the resizer after the + * current frame. We thus we need to protect against race conditions. + */ + spin_lock_irqsave(&res->lock, flags); + + *__resizer_get_format(res, fh, RESZ_PAD_SOURCE, sel->which) = + format_source; res->ratio = ratio; res->crop.active = sel->r; - /* - * set_selection can be called while streaming is on. In this case the - * crop values will be set in the next IRQ. - */ if (res->state != ISP_PIPELINE_STREAM_STOPPED) res->applycrop = 1; + spin_unlock_irqrestore(&res->lock, flags); + return 0; } @@ -1781,6 +1789,8 @@ int omap3isp_resizer_init(struct isp_device *isp) init_waitqueue_head(&res->wait); atomic_set(&res->stopping, 0); + spin_lock_init(&res->lock); + return resizer_init_entities(res); } diff --git a/drivers/media/platform/omap3isp/ispresizer.h b/drivers/media/platform/omap3isp/ispresizer.h index 9b01e90..5414542 100644 --- a/drivers/media/platform/omap3isp/ispresizer.h +++ b/drivers/media/platform/omap3isp/ispresizer.h @@ -12,21 +12,12 @@ * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 as * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA - * 02110-1301 USA */ #ifndef OMAP3_ISP_RESIZER_H #define OMAP3_ISP_RESIZER_H +#include <linux/spinlock.h> #include <linux/types.h> /* @@ -96,6 +87,7 @@ enum resizer_input_entity { /* * struct isp_res_device - OMAP3 ISP resizer module + * @lock: Protects formats and crop rectangles between set_selection and IRQ * @crop.request: Crop rectangle requested by the user * @crop.active: Active crop rectangle (based on hardware requirements) */ @@ -116,6 +108,7 @@ struct isp_res_device { enum isp_pipeline_stream_state state; wait_queue_head_t wait; atomic_t stopping; + spinlock_t lock; struct { struct v4l2_rect request; diff --git a/drivers/media/platform/omap3isp/ispstat.c b/drivers/media/platform/omap3isp/ispstat.c index e6cbc1e..a94e834 100644 --- a/drivers/media/platform/omap3isp/ispstat.c +++ b/drivers/media/platform/omap3isp/ispstat.c @@ -13,16 +13,6 @@ * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 as * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA - * 02110-1301 USA */ #include <linux/dma-mapping.h> diff --git a/drivers/media/platform/omap3isp/ispstat.h b/drivers/media/platform/omap3isp/ispstat.h index 58d6ac7..b32b296 100644 --- a/drivers/media/platform/omap3isp/ispstat.h +++ b/drivers/media/platform/omap3isp/ispstat.h @@ -13,16 +13,6 @@ * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 as * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA - * 02110-1301 USA */ #ifndef OMAP3_ISP_STAT_H diff --git a/drivers/media/platform/omap3isp/ispvideo.c b/drivers/media/platform/omap3isp/ispvideo.c index e36bac2..bc38c88 100644 --- a/drivers/media/platform/omap3isp/ispvideo.c +++ b/drivers/media/platform/omap3isp/ispvideo.c @@ -11,16 +11,6 @@ * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 as * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA - * 02110-1301 USA */ #include <asm/cacheflush.h> @@ -319,10 +309,11 @@ isp_video_check_format(struct isp_video *video, struct isp_video_fh *vfh) vfh->format.fmt.pix.height != format.fmt.pix.height || vfh->format.fmt.pix.width != format.fmt.pix.width || vfh->format.fmt.pix.bytesperline != format.fmt.pix.bytesperline || - vfh->format.fmt.pix.sizeimage != format.fmt.pix.sizeimage) + vfh->format.fmt.pix.sizeimage != format.fmt.pix.sizeimage || + vfh->format.fmt.pix.field != format.fmt.pix.field) return -EINVAL; - return ret; + return 0; } /* ----------------------------------------------------------------------------- @@ -491,6 +482,11 @@ struct isp_buffer *omap3isp_video_buffer_next(struct isp_video *video) else buf->vb.v4l2_buf.sequence = atomic_read(&pipe->frame_number); + if (pipe->field != V4L2_FIELD_NONE) + buf->vb.v4l2_buf.sequence /= 2; + + buf->vb.v4l2_buf.field = pipe->field; + /* Report pipeline errors to userspace on the capture device side. */ if (video->type == V4L2_BUF_TYPE_VIDEO_CAPTURE && pipe->error) { state = VB2_BUF_STATE_ERROR; @@ -641,7 +637,40 @@ isp_video_set_format(struct file *file, void *fh, struct v4l2_format *format) if (format->type != video->type) return -EINVAL; - mutex_lock(&video->mutex); + /* Replace unsupported field orders with sane defaults. */ + switch (format->fmt.pix.field) { + case V4L2_FIELD_NONE: + /* Progressive is supported everywhere. */ + break; + case V4L2_FIELD_ALTERNATE: + /* ALTERNATE is not supported on output nodes. */ + if (video->type == V4L2_BUF_TYPE_VIDEO_OUTPUT) + format->fmt.pix.field = V4L2_FIELD_NONE; + break; + case V4L2_FIELD_INTERLACED: + /* The ISP has no concept of video standard, select the + * top-bottom order when the unqualified interlaced order is + * requested. + */ + format->fmt.pix.field = V4L2_FIELD_INTERLACED_TB; + /* Fall-through */ + case V4L2_FIELD_INTERLACED_TB: + case V4L2_FIELD_INTERLACED_BT: + /* Interlaced orders are only supported at the CCDC output. */ + if (video != &video->isp->isp_ccdc.video_out) + format->fmt.pix.field = V4L2_FIELD_NONE; + break; + case V4L2_FIELD_TOP: + case V4L2_FIELD_BOTTOM: + case V4L2_FIELD_SEQ_TB: + case V4L2_FIELD_SEQ_BT: + default: + /* All other field orders are currently unsupported, default to + * progressive. + */ + format->fmt.pix.field = V4L2_FIELD_NONE; + break; + } /* Fill the bytesperline and sizeimage fields by converting to media bus * format and back to pixel format. @@ -649,9 +678,10 @@ isp_video_set_format(struct file *file, void *fh, struct v4l2_format *format) isp_video_pix_to_mbus(&format->fmt.pix, &fmt); isp_video_mbus_to_pix(video, &fmt, &format->fmt.pix); + mutex_lock(&video->mutex); vfh->format = *format; - mutex_unlock(&video->mutex); + return 0; } @@ -1039,6 +1069,7 @@ isp_video_streamon(struct file *file, void *fh, enum v4l2_buf_type type) video->queue = &vfh->queue; INIT_LIST_HEAD(&video->dmaqueue); atomic_set(&pipe->frame_number, -1); + pipe->field = vfh->format.fmt.pix.field; mutex_lock(&video->queue_lock); ret = vb2_streamon(&vfh->queue, type); diff --git a/drivers/media/platform/omap3isp/ispvideo.h b/drivers/media/platform/omap3isp/ispvideo.h index 7d2e821..0b7efed 100644 --- a/drivers/media/platform/omap3isp/ispvideo.h +++ b/drivers/media/platform/omap3isp/ispvideo.h @@ -11,16 +11,6 @@ * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 as * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA - * 02110-1301 USA */ #ifndef OMAP3_ISP_VIDEO_H @@ -88,6 +78,7 @@ enum isp_pipeline_state { /* * struct isp_pipeline - An ISP hardware pipeline + * @field: The field being processed by the pipeline * @error: A hardware error occurred during capture * @entities: Bitmask of entities in the pipeline (indexed by entity ID) */ @@ -101,6 +92,7 @@ struct isp_pipeline { u32 entities; unsigned long l3_ick; unsigned int max_rate; + enum v4l2_field field; atomic_t frame_number; bool do_propagation; /* of frame number */ bool error; diff --git a/drivers/media/platform/omap3isp/luma_enhance_table.h b/drivers/media/platform/omap3isp/luma_enhance_table.h index 098b45e..81c5b15 100644 --- a/drivers/media/platform/omap3isp/luma_enhance_table.h +++ b/drivers/media/platform/omap3isp/luma_enhance_table.h @@ -12,16 +12,6 @@ * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 as * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA - * 02110-1301 USA */ 1047552, 1047552, 1047552, 1047552, 1047552, 1047552, 1047552, 1047552, diff --git a/drivers/media/platform/omap3isp/noise_filter_table.h b/drivers/media/platform/omap3isp/noise_filter_table.h index d50451a..5073f98 100644 --- a/drivers/media/platform/omap3isp/noise_filter_table.h +++ b/drivers/media/platform/omap3isp/noise_filter_table.h @@ -12,16 +12,6 @@ * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 as * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA - * 02110-1301 USA */ 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, diff --git a/drivers/media/platform/s3c-camif/camif-capture.c b/drivers/media/platform/s3c-camif/camif-capture.c index f336413..4f81b4c 100644 --- a/drivers/media/platform/s3c-camif/camif-capture.c +++ b/drivers/media/platform/s3c-camif/camif-capture.c @@ -280,8 +280,8 @@ static int camif_prepare_addr(struct camif_vp *vp, struct vb2_buffer *vb, return -EINVAL; } - pr_debug("DMA address: y: %#x cb: %#x cr: %#x\n", - paddr->y, paddr->cb, paddr->cr); + pr_debug("DMA address: y: %pad cb: %pad cr: %pad\n", + &paddr->y, &paddr->cb, &paddr->cr); return 0; } diff --git a/drivers/media/platform/s3c-camif/camif-regs.c b/drivers/media/platform/s3c-camif/camif-regs.c index ebf5b18..6e0c998 100644 --- a/drivers/media/platform/s3c-camif/camif-regs.c +++ b/drivers/media/platform/s3c-camif/camif-regs.c @@ -214,8 +214,8 @@ void camif_hw_set_output_addr(struct camif_vp *vp, paddr->cr); } - pr_debug("dst_buf[%d]: %#X, cb: %#X, cr: %#X\n", - i, paddr->y, paddr->cb, paddr->cr); + pr_debug("dst_buf[%d]: %pad, cb: %pad, cr: %pad\n", + i, &paddr->y, &paddr->cb, &paddr->cr); } static void camif_hw_set_out_dma_size(struct camif_vp *vp) diff --git a/drivers/media/platform/s5p-g2d/g2d.c b/drivers/media/platform/s5p-g2d/g2d.c index 357af1e..d79e214 100644 --- a/drivers/media/platform/s5p-g2d/g2d.c +++ b/drivers/media/platform/s5p-g2d/g2d.c @@ -490,14 +490,13 @@ static void job_abort(void *prv) { struct g2d_ctx *ctx = prv; struct g2d_dev *dev = ctx->dev; - int ret; if (dev->curr == NULL) /* No job currently running */ return; - ret = wait_event_timeout(dev->irq_queue, - dev->curr == NULL, - msecs_to_jiffies(G2D_TIMEOUT)); + wait_event_timeout(dev->irq_queue, + dev->curr == NULL, + msecs_to_jiffies(G2D_TIMEOUT)); } static void device_run(void *prv) diff --git a/drivers/media/platform/s5p-jpeg/jpeg-core.c b/drivers/media/platform/s5p-jpeg/jpeg-core.c index e66acbc..e525a7c 100644 --- a/drivers/media/platform/s5p-jpeg/jpeg-core.c +++ b/drivers/media/platform/s5p-jpeg/jpeg-core.c @@ -729,7 +729,7 @@ static inline void exynos4_jpeg_set_qtbl_chr(void __iomem *regs, int quality) ARRAY_SIZE(qtbl_chrominance[quality])); } -void exynos4_jpeg_set_huff_tbl(void __iomem *base) +static void exynos4_jpeg_set_huff_tbl(void __iomem *base) { exynos4_jpeg_set_tbl(base, hdctbl0, EXYNOS4_HUFF_TBL_HDCLL, ARRAY_SIZE(hdctbl0)); diff --git a/drivers/media/platform/s5p-jpeg/jpeg-hw-exynos3250.c b/drivers/media/platform/s5p-jpeg/jpeg-hw-exynos3250.c index d26e1f8..e8c2cad 100644 --- a/drivers/media/platform/s5p-jpeg/jpeg-hw-exynos3250.c +++ b/drivers/media/platform/s5p-jpeg/jpeg-hw-exynos3250.c @@ -233,6 +233,7 @@ void exynos3250_jpeg_set_x(void __iomem *regs, unsigned int x) writel(reg, regs + EXYNOS3250_JPGX); } +#if 0 /* Currently unused */ unsigned int exynos3250_jpeg_get_y(void __iomem *regs) { return readl(regs + EXYNOS3250_JPGY); @@ -242,6 +243,7 @@ unsigned int exynos3250_jpeg_get_x(void __iomem *regs) { return readl(regs + EXYNOS3250_JPGX); } +#endif void exynos3250_jpeg_interrupts_enable(void __iomem *regs) { diff --git a/drivers/media/platform/s5p-jpeg/jpeg-hw-exynos4.c b/drivers/media/platform/s5p-jpeg/jpeg-hw-exynos4.c index da8d6a1..ab6d6f4 100644 --- a/drivers/media/platform/s5p-jpeg/jpeg-hw-exynos4.c +++ b/drivers/media/platform/s5p-jpeg/jpeg-hw-exynos4.c @@ -23,7 +23,7 @@ void exynos4_jpeg_sw_reset(void __iomem *base) reg = readl(base + EXYNOS4_JPEG_CNTL_REG); writel(reg & ~EXYNOS4_SOFT_RESET_HI, base + EXYNOS4_JPEG_CNTL_REG); - ndelay(100000); + udelay(100); writel(reg | EXYNOS4_SOFT_RESET_HI, base + EXYNOS4_JPEG_CNTL_REG); } @@ -151,9 +151,6 @@ void exynos4_jpeg_set_enc_out_fmt(void __iomem *base, unsigned int out_fmt) void exynos4_jpeg_set_interrupt(void __iomem *base) { - unsigned int reg; - - reg = readl(base + EXYNOS4_INT_EN_REG) & ~EXYNOS4_INT_EN_MASK; writel(EXYNOS4_INT_EN_ALL, base + EXYNOS4_INT_EN_REG); } @@ -185,7 +182,7 @@ void exynos4_jpeg_set_huf_table_enable(void __iomem *base, int value) writel(reg | EXYNOS4_HUF_TBL_EN, base + EXYNOS4_JPEG_CNTL_REG); else - writel(reg | ~EXYNOS4_HUF_TBL_EN, + writel(reg & ~EXYNOS4_HUF_TBL_EN, base + EXYNOS4_JPEG_CNTL_REG); } @@ -196,9 +193,9 @@ void exynos4_jpeg_set_sys_int_enable(void __iomem *base, int value) reg = readl(base + EXYNOS4_JPEG_CNTL_REG) & ~(EXYNOS4_SYS_INT_EN); if (value == 1) - writel(EXYNOS4_SYS_INT_EN, base + EXYNOS4_JPEG_CNTL_REG); + writel(reg | EXYNOS4_SYS_INT_EN, base + EXYNOS4_JPEG_CNTL_REG); else - writel(~EXYNOS4_SYS_INT_EN, base + EXYNOS4_JPEG_CNTL_REG); + writel(reg & ~EXYNOS4_SYS_INT_EN, base + EXYNOS4_JPEG_CNTL_REG); } void exynos4_jpeg_set_stream_buf_address(void __iomem *base, diff --git a/drivers/media/platform/s5p-jpeg/jpeg-hw-s5p.c b/drivers/media/platform/s5p-jpeg/jpeg-hw-s5p.c index 52407d7..e3b8e67 100644 --- a/drivers/media/platform/s5p-jpeg/jpeg-hw-s5p.c +++ b/drivers/media/platform/s5p-jpeg/jpeg-hw-s5p.c @@ -324,11 +324,9 @@ int s5p_jpeg_stream_stat_ok(void __iomem *regs) void s5p_jpeg_clear_int(void __iomem *regs) { - unsigned long reg; - - reg = readl(regs + S5P_JPGINTST); + readl(regs + S5P_JPGINTST); writel(S5P_INT_RELEASE, regs + S5P_JPGCOM); - reg = readl(regs + S5P_JPGOPR); + readl(regs + S5P_JPGOPR); } unsigned int s5p_jpeg_compressed_size(void __iomem *regs) diff --git a/drivers/media/platform/s5p-mfc/s5p_mfc.c b/drivers/media/platform/s5p-mfc/s5p_mfc.c index d35b041..165bc86 100644 --- a/drivers/media/platform/s5p-mfc/s5p_mfc.c +++ b/drivers/media/platform/s5p-mfc/s5p_mfc.c @@ -37,8 +37,8 @@ #define S5P_MFC_DEC_NAME "s5p-mfc-dec" #define S5P_MFC_ENC_NAME "s5p-mfc-enc" -int debug; -module_param(debug, int, S_IRUGO | S_IWUSR); +int mfc_debug_level; +module_param_named(debug, mfc_debug_level, int, S_IRUGO | S_IWUSR); MODULE_PARM_DESC(debug, "Debug level - higher value produces more verbose messages"); /* Helper functions for interrupt processing */ @@ -150,10 +150,10 @@ static void s5p_mfc_watchdog_worker(struct work_struct *work) if (!ctx) continue; ctx->state = MFCINST_ERROR; - s5p_mfc_hw_call(dev->mfc_ops, cleanup_queue, &ctx->dst_queue, - &ctx->vq_dst); - s5p_mfc_hw_call(dev->mfc_ops, cleanup_queue, &ctx->src_queue, - &ctx->vq_src); + s5p_mfc_hw_call_void(dev->mfc_ops, cleanup_queue, + &ctx->dst_queue, &ctx->vq_dst); + s5p_mfc_hw_call_void(dev->mfc_ops, cleanup_queue, + &ctx->src_queue, &ctx->vq_src); clear_work_bit(ctx); wake_up_ctx(ctx, S5P_MFC_R2H_CMD_ERR_RET, 0); } @@ -264,7 +264,12 @@ static void s5p_mfc_handle_frame_new(struct s5p_mfc_ctx *ctx, unsigned int err) unsigned int frame_type; dspl_y_addr = s5p_mfc_hw_call(dev->mfc_ops, get_dspl_y_adr, dev); - frame_type = s5p_mfc_hw_call(dev->mfc_ops, get_disp_frame_type, ctx); + if (IS_MFCV6_PLUS(dev)) + frame_type = s5p_mfc_hw_call(dev->mfc_ops, + get_disp_frame_type, ctx); + else + frame_type = s5p_mfc_hw_call(dev->mfc_ops, + get_dec_frame_type, dev); /* If frame is same as previous then skip and do not dequeue */ if (frame_type == S5P_FIMV_DECODE_FRAME_SKIPPED) { @@ -327,12 +332,12 @@ static void s5p_mfc_handle_frame(struct s5p_mfc_ctx *ctx, if (res_change == S5P_FIMV_RES_INCREASE || res_change == S5P_FIMV_RES_DECREASE) { ctx->state = MFCINST_RES_CHANGE_INIT; - s5p_mfc_hw_call(dev->mfc_ops, clear_int_flags, dev); + s5p_mfc_hw_call_void(dev->mfc_ops, clear_int_flags, dev); wake_up_ctx(ctx, reason, err); if (test_and_clear_bit(0, &dev->hw_lock) == 0) BUG(); s5p_mfc_clock_off(); - s5p_mfc_hw_call(dev->mfc_ops, try_run, dev); + s5p_mfc_hw_call_void(dev->mfc_ops, try_run, dev); return; } if (ctx->dpb_flush_flag) @@ -400,7 +405,7 @@ leave_handle_frame: if ((ctx->src_queue_cnt == 0 && ctx->state != MFCINST_FINISHING) || ctx->dst_queue_cnt < ctx->pb_count) clear_work_bit(ctx); - s5p_mfc_hw_call(dev->mfc_ops, clear_int_flags, dev); + s5p_mfc_hw_call_void(dev->mfc_ops, clear_int_flags, dev); wake_up_ctx(ctx, reason, err); if (test_and_clear_bit(0, &dev->hw_lock) == 0) BUG(); @@ -409,7 +414,7 @@ leave_handle_frame: if (test_bit(0, &dev->enter_suspend)) wake_up_dev(dev, reason, err); else - s5p_mfc_hw_call(dev->mfc_ops, try_run, dev); + s5p_mfc_hw_call_void(dev->mfc_ops, try_run, dev); } /* Error handling for interrupt */ @@ -435,10 +440,10 @@ static void s5p_mfc_handle_error(struct s5p_mfc_dev *dev, ctx->state = MFCINST_ERROR; /* Mark all dst buffers as having an error */ spin_lock_irqsave(&dev->irqlock, flags); - s5p_mfc_hw_call(dev->mfc_ops, cleanup_queue, + s5p_mfc_hw_call_void(dev->mfc_ops, cleanup_queue, &ctx->dst_queue, &ctx->vq_dst); /* Mark all src buffers as having an error */ - s5p_mfc_hw_call(dev->mfc_ops, cleanup_queue, + s5p_mfc_hw_call_void(dev->mfc_ops, cleanup_queue, &ctx->src_queue, &ctx->vq_src); spin_unlock_irqrestore(&dev->irqlock, flags); wake_up_ctx(ctx, reason, err); @@ -452,7 +457,7 @@ static void s5p_mfc_handle_error(struct s5p_mfc_dev *dev, } if (test_and_clear_bit(0, &dev->hw_lock) == 0) BUG(); - s5p_mfc_hw_call(dev->mfc_ops, clear_int_flags, dev); + s5p_mfc_hw_call_void(dev->mfc_ops, clear_int_flags, dev); s5p_mfc_clock_off(); wake_up_dev(dev, reason, err); return; @@ -476,7 +481,7 @@ static void s5p_mfc_handle_seq_done(struct s5p_mfc_ctx *ctx, ctx->img_height = s5p_mfc_hw_call(dev->mfc_ops, get_img_height, dev); - s5p_mfc_hw_call(dev->mfc_ops, dec_calc_dpb_size, ctx); + s5p_mfc_hw_call_void(dev->mfc_ops, dec_calc_dpb_size, ctx); ctx->pb_count = s5p_mfc_hw_call(dev->mfc_ops, get_dpb_count, dev); @@ -503,12 +508,12 @@ static void s5p_mfc_handle_seq_done(struct s5p_mfc_ctx *ctx, ctx->head_processed = 1; } } - s5p_mfc_hw_call(dev->mfc_ops, clear_int_flags, dev); + s5p_mfc_hw_call_void(dev->mfc_ops, clear_int_flags, dev); clear_work_bit(ctx); if (test_and_clear_bit(0, &dev->hw_lock) == 0) BUG(); s5p_mfc_clock_off(); - s5p_mfc_hw_call(dev->mfc_ops, try_run, dev); + s5p_mfc_hw_call_void(dev->mfc_ops, try_run, dev); wake_up_ctx(ctx, reason, err); } @@ -523,7 +528,7 @@ static void s5p_mfc_handle_init_buffers(struct s5p_mfc_ctx *ctx, if (ctx == NULL) return; dev = ctx->dev; - s5p_mfc_hw_call(dev->mfc_ops, clear_int_flags, dev); + s5p_mfc_hw_call_void(dev->mfc_ops, clear_int_flags, dev); ctx->int_type = reason; ctx->int_err = err; ctx->int_cond = 1; @@ -550,7 +555,7 @@ static void s5p_mfc_handle_init_buffers(struct s5p_mfc_ctx *ctx, s5p_mfc_clock_off(); wake_up(&ctx->queue); - s5p_mfc_hw_call(dev->mfc_ops, try_run, dev); + s5p_mfc_hw_call_void(dev->mfc_ops, try_run, dev); } else { if (test_and_clear_bit(0, &dev->hw_lock) == 0) BUG(); @@ -591,7 +596,7 @@ static void s5p_mfc_handle_stream_complete(struct s5p_mfc_ctx *ctx, s5p_mfc_clock_off(); wake_up(&ctx->queue); - s5p_mfc_hw_call(dev->mfc_ops, try_run, dev); + s5p_mfc_hw_call_void(dev->mfc_ops, try_run, dev); } /* Interrupt processing */ @@ -628,12 +633,12 @@ static irqreturn_t s5p_mfc_irq(int irq, void *priv) if (ctx->c_ops->post_frame_start) { if (ctx->c_ops->post_frame_start(ctx)) mfc_err("post_frame_start() failed\n"); - s5p_mfc_hw_call(dev->mfc_ops, clear_int_flags, dev); + s5p_mfc_hw_call_void(dev->mfc_ops, clear_int_flags, dev); wake_up_ctx(ctx, reason, err); if (test_and_clear_bit(0, &dev->hw_lock) == 0) BUG(); s5p_mfc_clock_off(); - s5p_mfc_hw_call(dev->mfc_ops, try_run, dev); + s5p_mfc_hw_call_void(dev->mfc_ops, try_run, dev); } else { s5p_mfc_handle_frame(ctx, reason, err); } @@ -663,7 +668,7 @@ static irqreturn_t s5p_mfc_irq(int irq, void *priv) case S5P_MFC_R2H_CMD_WAKEUP_RET: if (ctx) clear_work_bit(ctx); - s5p_mfc_hw_call(dev->mfc_ops, clear_int_flags, dev); + s5p_mfc_hw_call_void(dev->mfc_ops, clear_int_flags, dev); wake_up_dev(dev, reason, err); clear_bit(0, &dev->hw_lock); clear_bit(0, &dev->enter_suspend); @@ -685,12 +690,12 @@ static irqreturn_t s5p_mfc_irq(int irq, void *priv) default: mfc_debug(2, "Unknown int reason\n"); - s5p_mfc_hw_call(dev->mfc_ops, clear_int_flags, dev); + s5p_mfc_hw_call_void(dev->mfc_ops, clear_int_flags, dev); } mfc_debug_leave(); return IRQ_HANDLED; irq_cleanup_hw: - s5p_mfc_hw_call(dev->mfc_ops, clear_int_flags, dev); + s5p_mfc_hw_call_void(dev->mfc_ops, clear_int_flags, dev); ctx->int_type = reason; ctx->int_err = err; ctx->int_cond = 1; @@ -699,7 +704,7 @@ irq_cleanup_hw: s5p_mfc_clock_off(); - s5p_mfc_hw_call(dev->mfc_ops, try_run, dev); + s5p_mfc_hw_call_void(dev->mfc_ops, try_run, dev); mfc_debug(2, "Exit via irq_cleanup_hw\n"); return IRQ_HANDLED; } @@ -1311,11 +1316,9 @@ static int s5p_mfc_runtime_resume(struct device *dev) { struct platform_device *pdev = to_platform_device(dev); struct s5p_mfc_dev *m_dev = platform_get_drvdata(pdev); - int pre_power; if (!m_dev->alloc_ctx) return 0; - pre_power = atomic_read(&m_dev->pm.power); atomic_set(&m_dev->pm.power, 1); return 0; } @@ -1328,20 +1331,20 @@ static const struct dev_pm_ops s5p_mfc_pm_ops = { NULL) }; -struct s5p_mfc_buf_size_v5 mfc_buf_size_v5 = { +static struct s5p_mfc_buf_size_v5 mfc_buf_size_v5 = { .h264_ctx = MFC_H264_CTX_BUF_SIZE, .non_h264_ctx = MFC_CTX_BUF_SIZE, .dsc = DESC_BUF_SIZE, .shm = SHARED_BUF_SIZE, }; -struct s5p_mfc_buf_size buf_size_v5 = { +static struct s5p_mfc_buf_size buf_size_v5 = { .fw = MAX_FW_SIZE, .cpb = MAX_CPB_SIZE, .priv = &mfc_buf_size_v5, }; -struct s5p_mfc_buf_align mfc_buf_align_v5 = { +static struct s5p_mfc_buf_align mfc_buf_align_v5 = { .base = MFC_BASE_ALIGN_ORDER, }; @@ -1354,7 +1357,7 @@ static struct s5p_mfc_variant mfc_drvdata_v5 = { .fw_name[0] = "s5p-mfc.fw", }; -struct s5p_mfc_buf_size_v6 mfc_buf_size_v6 = { +static struct s5p_mfc_buf_size_v6 mfc_buf_size_v6 = { .dev_ctx = MFC_CTX_BUF_SIZE_V6, .h264_dec_ctx = MFC_H264_DEC_CTX_BUF_SIZE_V6, .other_dec_ctx = MFC_OTHER_DEC_CTX_BUF_SIZE_V6, @@ -1362,13 +1365,13 @@ struct s5p_mfc_buf_size_v6 mfc_buf_size_v6 = { .other_enc_ctx = MFC_OTHER_ENC_CTX_BUF_SIZE_V6, }; -struct s5p_mfc_buf_size buf_size_v6 = { +static struct s5p_mfc_buf_size buf_size_v6 = { .fw = MAX_FW_SIZE_V6, .cpb = MAX_CPB_SIZE_V6, .priv = &mfc_buf_size_v6, }; -struct s5p_mfc_buf_align mfc_buf_align_v6 = { +static struct s5p_mfc_buf_align mfc_buf_align_v6 = { .base = 0, }; @@ -1386,7 +1389,7 @@ static struct s5p_mfc_variant mfc_drvdata_v6 = { .fw_name[1] = "s5p-mfc-v6-v2.fw", }; -struct s5p_mfc_buf_size_v6 mfc_buf_size_v7 = { +static struct s5p_mfc_buf_size_v6 mfc_buf_size_v7 = { .dev_ctx = MFC_CTX_BUF_SIZE_V7, .h264_dec_ctx = MFC_H264_DEC_CTX_BUF_SIZE_V7, .other_dec_ctx = MFC_OTHER_DEC_CTX_BUF_SIZE_V7, @@ -1394,13 +1397,13 @@ struct s5p_mfc_buf_size_v6 mfc_buf_size_v7 = { .other_enc_ctx = MFC_OTHER_ENC_CTX_BUF_SIZE_V7, }; -struct s5p_mfc_buf_size buf_size_v7 = { +static struct s5p_mfc_buf_size buf_size_v7 = { .fw = MAX_FW_SIZE_V7, .cpb = MAX_CPB_SIZE_V7, .priv = &mfc_buf_size_v7, }; -struct s5p_mfc_buf_align mfc_buf_align_v7 = { +static struct s5p_mfc_buf_align mfc_buf_align_v7 = { .base = 0, }; @@ -1413,7 +1416,7 @@ static struct s5p_mfc_variant mfc_drvdata_v7 = { .fw_name[0] = "s5p-mfc-v7.fw", }; -struct s5p_mfc_buf_size_v6 mfc_buf_size_v8 = { +static struct s5p_mfc_buf_size_v6 mfc_buf_size_v8 = { .dev_ctx = MFC_CTX_BUF_SIZE_V8, .h264_dec_ctx = MFC_H264_DEC_CTX_BUF_SIZE_V8, .other_dec_ctx = MFC_OTHER_DEC_CTX_BUF_SIZE_V8, @@ -1421,13 +1424,13 @@ struct s5p_mfc_buf_size_v6 mfc_buf_size_v8 = { .other_enc_ctx = MFC_OTHER_ENC_CTX_BUF_SIZE_V8, }; -struct s5p_mfc_buf_size buf_size_v8 = { +static struct s5p_mfc_buf_size buf_size_v8 = { .fw = MAX_FW_SIZE_V8, .cpb = MAX_CPB_SIZE_V8, .priv = &mfc_buf_size_v8, }; -struct s5p_mfc_buf_align mfc_buf_align_v8 = { +static struct s5p_mfc_buf_align mfc_buf_align_v8 = { .base = 0, }; diff --git a/drivers/media/platform/s5p-mfc/s5p_mfc_cmd_v5.c b/drivers/media/platform/s5p-mfc/s5p_mfc_cmd_v5.c index 9a6efd6..8c4739c 100644 --- a/drivers/media/platform/s5p-mfc/s5p_mfc_cmd_v5.c +++ b/drivers/media/platform/s5p-mfc/s5p_mfc_cmd_v5.c @@ -14,6 +14,7 @@ #include "s5p_mfc_cmd.h" #include "s5p_mfc_common.h" #include "s5p_mfc_debug.h" +#include "s5p_mfc_cmd_v5.h" /* This function is used to send a command to the MFC */ static int s5p_mfc_cmd_host2risc_v5(struct s5p_mfc_dev *dev, int cmd, diff --git a/drivers/media/platform/s5p-mfc/s5p_mfc_cmd_v6.c b/drivers/media/platform/s5p-mfc/s5p_mfc_cmd_v6.c index ec1a594..f176096 100644 --- a/drivers/media/platform/s5p-mfc/s5p_mfc_cmd_v6.c +++ b/drivers/media/platform/s5p-mfc/s5p_mfc_cmd_v6.c @@ -16,6 +16,7 @@ #include "s5p_mfc_debug.h" #include "s5p_mfc_intr.h" #include "s5p_mfc_opr.h" +#include "s5p_mfc_cmd_v6.h" static int s5p_mfc_cmd_host2risc_v6(struct s5p_mfc_dev *dev, int cmd, struct s5p_mfc_cmd_args *args) diff --git a/drivers/media/platform/s5p-mfc/s5p_mfc_common.h b/drivers/media/platform/s5p-mfc/s5p_mfc_common.h index 01816ff..3e41ca1 100644 --- a/drivers/media/platform/s5p-mfc/s5p_mfc_common.h +++ b/drivers/media/platform/s5p-mfc/s5p_mfc_common.h @@ -698,6 +698,12 @@ struct mfc_control { #define s5p_mfc_hw_call(f, op, args...) \ ((f && f->op) ? f->op(args) : -ENODEV) +#define s5p_mfc_hw_call_void(f, op, args...) \ +do { \ + if (f && f->op) \ + f->op(args); \ +} while (0) + #define fh_to_ctx(__fh) container_of(__fh, struct s5p_mfc_ctx, fh) #define ctrl_to_ctx(__ctrl) \ container_of((__ctrl)->handler, struct s5p_mfc_ctx, ctrl_handler) diff --git a/drivers/media/platform/s5p-mfc/s5p_mfc_ctrl.c b/drivers/media/platform/s5p-mfc/s5p_mfc_ctrl.c index ca9f789..0c885a8 100644 --- a/drivers/media/platform/s5p-mfc/s5p_mfc_ctrl.c +++ b/drivers/media/platform/s5p-mfc/s5p_mfc_ctrl.c @@ -21,6 +21,7 @@ #include "s5p_mfc_intr.h" #include "s5p_mfc_opr.h" #include "s5p_mfc_pm.h" +#include "s5p_mfc_ctrl.h" /* Allocate memory for firmware */ int s5p_mfc_alloc_firmware(struct s5p_mfc_dev *dev) @@ -188,12 +189,12 @@ static inline void s5p_mfc_init_memctrl(struct s5p_mfc_dev *dev) { if (IS_MFCV6_PLUS(dev)) { mfc_write(dev, dev->bank1, S5P_FIMV_RISC_BASE_ADDRESS_V6); - mfc_debug(2, "Base Address : %08x\n", dev->bank1); + mfc_debug(2, "Base Address : %pad\n", &dev->bank1); } else { mfc_write(dev, dev->bank1, S5P_FIMV_MC_DRAMBASE_ADR_A); mfc_write(dev, dev->bank2, S5P_FIMV_MC_DRAMBASE_ADR_B); - mfc_debug(2, "Bank1: %08x, Bank2: %08x\n", - dev->bank1, dev->bank2); + mfc_debug(2, "Bank1: %pad, Bank2: %pad\n", + &dev->bank1, &dev->bank2); } } @@ -257,9 +258,9 @@ int s5p_mfc_init_hw(struct s5p_mfc_dev *dev) s5p_mfc_clock_off(); return ret; } - mfc_debug(2, "Ok, now will write a command to init the system\n"); + mfc_debug(2, "Ok, now will wait for completion of hardware init\n"); if (s5p_mfc_wait_for_done_dev(dev, S5P_MFC_R2H_CMD_SYS_INIT_RET)) { - mfc_err("Failed to load firmware\n"); + mfc_err("Failed to init hardware\n"); s5p_mfc_reset(dev); s5p_mfc_clock_off(); return -EIO; @@ -293,7 +294,7 @@ void s5p_mfc_deinit_hw(struct s5p_mfc_dev *dev) s5p_mfc_clock_on(); s5p_mfc_reset(dev); - s5p_mfc_hw_call(dev->mfc_ops, release_dev_context_buffer, dev); + s5p_mfc_hw_call_void(dev->mfc_ops, release_dev_context_buffer, dev); s5p_mfc_clock_off(); } @@ -396,7 +397,7 @@ int s5p_mfc_open_mfc_inst(struct s5p_mfc_dev *dev, struct s5p_mfc_ctx *ctx) set_work_bit_irqsave(ctx); s5p_mfc_clean_ctx_int_flags(ctx); - s5p_mfc_hw_call(dev->mfc_ops, try_run, dev); + s5p_mfc_hw_call_void(dev->mfc_ops, try_run, dev); if (s5p_mfc_wait_for_done_ctx(ctx, S5P_MFC_R2H_CMD_OPEN_INSTANCE_RET, 0)) { /* Error or timeout */ @@ -410,9 +411,9 @@ int s5p_mfc_open_mfc_inst(struct s5p_mfc_dev *dev, struct s5p_mfc_ctx *ctx) err_free_desc_buf: if (ctx->type == MFCINST_DECODER) - s5p_mfc_hw_call(dev->mfc_ops, release_dec_desc_buffer, ctx); + s5p_mfc_hw_call_void(dev->mfc_ops, release_dec_desc_buffer, ctx); err_free_inst_buf: - s5p_mfc_hw_call(dev->mfc_ops, release_instance_buffer, ctx); + s5p_mfc_hw_call_void(dev->mfc_ops, release_instance_buffer, ctx); err: return ret; } @@ -422,17 +423,17 @@ void s5p_mfc_close_mfc_inst(struct s5p_mfc_dev *dev, struct s5p_mfc_ctx *ctx) ctx->state = MFCINST_RETURN_INST; set_work_bit_irqsave(ctx); s5p_mfc_clean_ctx_int_flags(ctx); - s5p_mfc_hw_call(dev->mfc_ops, try_run, dev); + s5p_mfc_hw_call_void(dev->mfc_ops, try_run, dev); /* Wait until instance is returned or timeout occurred */ if (s5p_mfc_wait_for_done_ctx(ctx, S5P_MFC_R2H_CMD_CLOSE_INSTANCE_RET, 0)) mfc_err("Err returning instance\n"); /* Free resources */ - s5p_mfc_hw_call(dev->mfc_ops, release_codec_buffers, ctx); - s5p_mfc_hw_call(dev->mfc_ops, release_instance_buffer, ctx); + s5p_mfc_hw_call_void(dev->mfc_ops, release_codec_buffers, ctx); + s5p_mfc_hw_call_void(dev->mfc_ops, release_instance_buffer, ctx); if (ctx->type == MFCINST_DECODER) - s5p_mfc_hw_call(dev->mfc_ops, release_dec_desc_buffer, ctx); + s5p_mfc_hw_call_void(dev->mfc_ops, release_dec_desc_buffer, ctx); ctx->inst_no = MFC_NO_INSTANCE_SET; ctx->state = MFCINST_FREE; diff --git a/drivers/media/platform/s5p-mfc/s5p_mfc_debug.h b/drivers/media/platform/s5p-mfc/s5p_mfc_debug.h index 8e608f5..5936923 100644 --- a/drivers/media/platform/s5p-mfc/s5p_mfc_debug.h +++ b/drivers/media/platform/s5p-mfc/s5p_mfc_debug.h @@ -1,5 +1,5 @@ /* - * drivers/media/platform/samsung/mfc5/s5p_mfc_debug.h + * drivers/media/platform/s5p-mfc/s5p_mfc_debug.h * * Header file for Samsung MFC (Multi Function Codec - FIMV) driver * This file contains debug macros @@ -18,11 +18,11 @@ #define DEBUG #ifdef DEBUG -extern int debug; +extern int mfc_debug_level; #define mfc_debug(level, fmt, args...) \ do { \ - if (debug >= level) \ + if (mfc_debug_level >= level) \ printk(KERN_DEBUG "%s:%d: " fmt, \ __func__, __LINE__, ##args); \ } while (0) diff --git a/drivers/media/platform/s5p-mfc/s5p_mfc_dec.c b/drivers/media/platform/s5p-mfc/s5p_mfc_dec.c index 9103258..a98fe02 100644 --- a/drivers/media/platform/s5p-mfc/s5p_mfc_dec.c +++ b/drivers/media/platform/s5p-mfc/s5p_mfc_dec.c @@ -283,17 +283,13 @@ static int vidioc_querycap(struct file *file, void *priv, /* Enumerate format */ static int vidioc_enum_fmt(struct file *file, struct v4l2_fmtdesc *f, - bool mplane, bool out) + bool out) { struct s5p_mfc_dev *dev = video_drvdata(file); struct s5p_mfc_fmt *fmt; int i, j = 0; for (i = 0; i < ARRAY_SIZE(formats); ++i) { - if (mplane && formats[i].num_planes == 1) - continue; - else if (!mplane && formats[i].num_planes > 1) - continue; if (out && formats[i].type != MFC_FMT_DEC) continue; else if (!out && formats[i].type != MFC_FMT_RAW) @@ -313,28 +309,16 @@ static int vidioc_enum_fmt(struct file *file, struct v4l2_fmtdesc *f, return 0; } -static int vidioc_enum_fmt_vid_cap(struct file *file, void *pirv, - struct v4l2_fmtdesc *f) -{ - return vidioc_enum_fmt(file, f, false, false); -} - static int vidioc_enum_fmt_vid_cap_mplane(struct file *file, void *pirv, struct v4l2_fmtdesc *f) { - return vidioc_enum_fmt(file, f, true, false); -} - -static int vidioc_enum_fmt_vid_out(struct file *file, void *priv, - struct v4l2_fmtdesc *f) -{ - return vidioc_enum_fmt(file, f, false, true); + return vidioc_enum_fmt(file, f, false); } static int vidioc_enum_fmt_vid_out_mplane(struct file *file, void *priv, struct v4l2_fmtdesc *f) { - return vidioc_enum_fmt(file, f, true, true); + return vidioc_enum_fmt(file, f, true); } /* Get format */ @@ -543,7 +527,7 @@ static int reqbufs_capture(struct s5p_mfc_dev *dev, struct s5p_mfc_ctx *ctx, ret = vb2_reqbufs(&ctx->vq_dst, reqbufs); if (ret) goto out; - s5p_mfc_hw_call(dev->mfc_ops, release_codec_buffers, ctx); + s5p_mfc_hw_call_void(dev->mfc_ops, release_codec_buffers, ctx); ctx->dst_bufs_cnt = 0; } else if (ctx->capture_state == QUEUE_FREE) { WARN_ON(ctx->dst_bufs_cnt != 0); @@ -571,7 +555,7 @@ static int reqbufs_capture(struct s5p_mfc_dev *dev, struct s5p_mfc_ctx *ctx, if (s5p_mfc_ctx_ready(ctx)) set_work_bit_irqsave(ctx); - s5p_mfc_hw_call(dev->mfc_ops, try_run, dev); + s5p_mfc_hw_call_void(dev->mfc_ops, try_run, dev); s5p_mfc_wait_for_done_ctx(ctx, S5P_MFC_R2H_CMD_INIT_BUFFERS_RET, 0); } else { @@ -823,8 +807,8 @@ static int vidioc_g_crop(struct file *file, void *priv, return 0; } -int vidioc_decoder_cmd(struct file *file, void *priv, - struct v4l2_decoder_cmd *cmd) +static int vidioc_decoder_cmd(struct file *file, void *priv, + struct v4l2_decoder_cmd *cmd) { struct s5p_mfc_ctx *ctx = fh_to_ctx(priv); struct s5p_mfc_dev *dev = ctx->dev; @@ -846,7 +830,7 @@ int vidioc_decoder_cmd(struct file *file, void *priv, if (s5p_mfc_ctx_ready(ctx)) set_work_bit_irqsave(ctx); spin_unlock_irqrestore(&dev->irqlock, flags); - s5p_mfc_hw_call(dev->mfc_ops, try_run, dev); + s5p_mfc_hw_call_void(dev->mfc_ops, try_run, dev); } else { mfc_err("EOS: marking last buffer of stream"); buf = list_entry(ctx->src_queue.prev, @@ -881,9 +865,7 @@ static int vidioc_subscribe_event(struct v4l2_fh *fh, /* v4l2_ioctl_ops */ static const struct v4l2_ioctl_ops s5p_mfc_dec_ioctl_ops = { .vidioc_querycap = vidioc_querycap, - .vidioc_enum_fmt_vid_cap = vidioc_enum_fmt_vid_cap, .vidioc_enum_fmt_vid_cap_mplane = vidioc_enum_fmt_vid_cap_mplane, - .vidioc_enum_fmt_vid_out = vidioc_enum_fmt_vid_out, .vidioc_enum_fmt_vid_out_mplane = vidioc_enum_fmt_vid_out_mplane, .vidioc_g_fmt_vid_cap_mplane = vidioc_g_fmt, .vidioc_g_fmt_vid_out_mplane = vidioc_g_fmt, @@ -990,7 +972,7 @@ static int s5p_mfc_buf_init(struct vb2_buffer *vb) if (vq->type == V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE) { if (ctx->capture_state == QUEUE_BUFS_MMAPED) return 0; - for (i = 0; i <= ctx->src_fmt->num_planes ; i++) { + for (i = 0; i < ctx->dst_fmt->num_planes; i++) { if (IS_ERR_OR_NULL(ERR_PTR( vb2_dma_contig_plane_dma_addr(vb, i)))) { mfc_err("Plane mem not allocated\n"); @@ -1044,7 +1026,7 @@ static int s5p_mfc_start_streaming(struct vb2_queue *q, unsigned int count) /* If context is ready then dev = work->data;schedule it to run */ if (s5p_mfc_ctx_ready(ctx)) set_work_bit_irqsave(ctx); - s5p_mfc_hw_call(dev->mfc_ops, try_run, dev); + s5p_mfc_hw_call_void(dev->mfc_ops, try_run, dev); return 0; } @@ -1065,8 +1047,8 @@ static void s5p_mfc_stop_streaming(struct vb2_queue *q) } if (q->type == V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE) { spin_lock_irqsave(&dev->irqlock, flags); - s5p_mfc_hw_call(dev->mfc_ops, cleanup_queue, &ctx->dst_queue, - &ctx->vq_dst); + s5p_mfc_hw_call_void(dev->mfc_ops, cleanup_queue, + &ctx->dst_queue, &ctx->vq_dst); INIT_LIST_HEAD(&ctx->dst_queue); ctx->dst_queue_cnt = 0; ctx->dpb_flush_flag = 1; @@ -1076,7 +1058,7 @@ static void s5p_mfc_stop_streaming(struct vb2_queue *q) ctx->state = MFCINST_FLUSH; set_work_bit_irqsave(ctx); s5p_mfc_clean_ctx_int_flags(ctx); - s5p_mfc_hw_call(dev->mfc_ops, try_run, dev); + s5p_mfc_hw_call_void(dev->mfc_ops, try_run, dev); if (s5p_mfc_wait_for_done_ctx(ctx, S5P_MFC_R2H_CMD_DPB_FLUSH_RET, 0)) mfc_err("Err flushing buffers\n"); @@ -1084,8 +1066,8 @@ static void s5p_mfc_stop_streaming(struct vb2_queue *q) } if (q->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE) { spin_lock_irqsave(&dev->irqlock, flags); - s5p_mfc_hw_call(dev->mfc_ops, cleanup_queue, &ctx->src_queue, - &ctx->vq_src); + s5p_mfc_hw_call_void(dev->mfc_ops, cleanup_queue, + &ctx->src_queue, &ctx->vq_src); INIT_LIST_HEAD(&ctx->src_queue); ctx->src_queue_cnt = 0; spin_unlock_irqrestore(&dev->irqlock, flags); @@ -1124,7 +1106,7 @@ static void s5p_mfc_buf_queue(struct vb2_buffer *vb) } if (s5p_mfc_ctx_ready(ctx)) set_work_bit_irqsave(ctx); - s5p_mfc_hw_call(dev->mfc_ops, try_run, dev); + s5p_mfc_hw_call_void(dev->mfc_ops, try_run, dev); } static struct vb2_ops s5p_mfc_dec_qops = { @@ -1220,7 +1202,7 @@ void s5p_mfc_dec_init(struct s5p_mfc_ctx *ctx) else f.fmt.pix_mp.pixelformat = V4L2_PIX_FMT_NV12MT; ctx->dst_fmt = find_format(&f, MFC_FMT_RAW); - mfc_debug(2, "Default src_fmt is %x, dest_fmt is %x\n", - (unsigned int)ctx->src_fmt, (unsigned int)ctx->dst_fmt); + mfc_debug(2, "Default src_fmt is %p, dest_fmt is %p\n", + ctx->src_fmt, ctx->dst_fmt); } diff --git a/drivers/media/platform/s5p-mfc/s5p_mfc_enc.c b/drivers/media/platform/s5p-mfc/s5p_mfc_enc.c index d26b248..a904a1c 100644 --- a/drivers/media/platform/s5p-mfc/s5p_mfc_enc.c +++ b/drivers/media/platform/s5p-mfc/s5p_mfc_enc.c @@ -739,14 +739,11 @@ static int s5p_mfc_ctx_ready(struct s5p_mfc_ctx *ctx) static void cleanup_ref_queue(struct s5p_mfc_ctx *ctx) { struct s5p_mfc_buf *mb_entry; - unsigned long mb_y_addr, mb_c_addr; /* move buffers in ref queue to src queue */ while (!list_empty(&ctx->ref_queue)) { mb_entry = list_entry((&ctx->ref_queue)->next, struct s5p_mfc_buf, list); - mb_y_addr = vb2_dma_contig_plane_dma_addr(mb_entry->b, 0); - mb_c_addr = vb2_dma_contig_plane_dma_addr(mb_entry->b, 1); list_del(&mb_entry->list); ctx->ref_queue_cnt--; list_add_tail(&mb_entry->list, &ctx->src_queue); @@ -770,7 +767,7 @@ static int enc_pre_seq_start(struct s5p_mfc_ctx *ctx) dst_mb = list_entry(ctx->dst_queue.next, struct s5p_mfc_buf, list); dst_addr = vb2_dma_contig_plane_dma_addr(dst_mb->b, 0); dst_size = vb2_plane_size(dst_mb->b, 0); - s5p_mfc_hw_call(dev->mfc_ops, set_enc_stream_buffer, ctx, dst_addr, + s5p_mfc_hw_call_void(dev->mfc_ops, set_enc_stream_buffer, ctx, dst_addr, dst_size); spin_unlock_irqrestore(&dev->irqlock, flags); return 0; @@ -803,7 +800,7 @@ static int enc_post_seq_start(struct s5p_mfc_ctx *ctx) ctx->state = MFCINST_RUNNING; if (s5p_mfc_ctx_ready(ctx)) set_work_bit_irqsave(ctx); - s5p_mfc_hw_call(dev->mfc_ops, try_run, dev); + s5p_mfc_hw_call_void(dev->mfc_ops, try_run, dev); } else { enc_pb_count = s5p_mfc_hw_call(dev->mfc_ops, get_enc_dpb_count, dev); @@ -828,15 +825,15 @@ static int enc_pre_frame_start(struct s5p_mfc_ctx *ctx) src_mb = list_entry(ctx->src_queue.next, struct s5p_mfc_buf, list); src_y_addr = vb2_dma_contig_plane_dma_addr(src_mb->b, 0); src_c_addr = vb2_dma_contig_plane_dma_addr(src_mb->b, 1); - s5p_mfc_hw_call(dev->mfc_ops, set_enc_frame_buffer, ctx, src_y_addr, - src_c_addr); + s5p_mfc_hw_call_void(dev->mfc_ops, set_enc_frame_buffer, ctx, + src_y_addr, src_c_addr); spin_unlock_irqrestore(&dev->irqlock, flags); spin_lock_irqsave(&dev->irqlock, flags); dst_mb = list_entry(ctx->dst_queue.next, struct s5p_mfc_buf, list); dst_addr = vb2_dma_contig_plane_dma_addr(dst_mb->b, 0); dst_size = vb2_plane_size(dst_mb->b, 0); - s5p_mfc_hw_call(dev->mfc_ops, set_enc_stream_buffer, ctx, dst_addr, + s5p_mfc_hw_call_void(dev->mfc_ops, set_enc_stream_buffer, ctx, dst_addr, dst_size); spin_unlock_irqrestore(&dev->irqlock, flags); @@ -861,7 +858,7 @@ static int enc_post_frame_start(struct s5p_mfc_ctx *ctx) mfc_read(dev, S5P_FIMV_ENC_SI_PIC_CNT)); spin_lock_irqsave(&dev->irqlock, flags); if (slice_type >= 0) { - s5p_mfc_hw_call(dev->mfc_ops, get_enc_frame_buffer, ctx, + s5p_mfc_hw_call_void(dev->mfc_ops, get_enc_frame_buffer, ctx, &enc_y_addr, &enc_c_addr); list_for_each_entry(mb_entry, &ctx->src_queue, list) { mb_y_addr = vb2_dma_contig_plane_dma_addr(mb_entry->b, 0); @@ -954,17 +951,13 @@ static int vidioc_querycap(struct file *file, void *priv, } static int vidioc_enum_fmt(struct file *file, struct v4l2_fmtdesc *f, - bool mplane, bool out) + bool out) { struct s5p_mfc_dev *dev = video_drvdata(file); struct s5p_mfc_fmt *fmt; int i, j = 0; for (i = 0; i < ARRAY_SIZE(formats); ++i) { - if (mplane && formats[i].num_planes == 1) - continue; - else if (!mplane && formats[i].num_planes > 1) - continue; if (out && formats[i].type != MFC_FMT_RAW) continue; else if (!out && formats[i].type != MFC_FMT_ENC) @@ -984,28 +977,16 @@ static int vidioc_enum_fmt(struct file *file, struct v4l2_fmtdesc *f, return -EINVAL; } -static int vidioc_enum_fmt_vid_cap(struct file *file, void *pirv, - struct v4l2_fmtdesc *f) -{ - return vidioc_enum_fmt(file, f, false, false); -} - static int vidioc_enum_fmt_vid_cap_mplane(struct file *file, void *pirv, struct v4l2_fmtdesc *f) { - return vidioc_enum_fmt(file, f, true, false); -} - -static int vidioc_enum_fmt_vid_out(struct file *file, void *prov, - struct v4l2_fmtdesc *f) -{ - return vidioc_enum_fmt(file, f, false, true); + return vidioc_enum_fmt(file, f, false); } static int vidioc_enum_fmt_vid_out_mplane(struct file *file, void *prov, struct v4l2_fmtdesc *f) { - return vidioc_enum_fmt(file, f, true, true); + return vidioc_enum_fmt(file, f, true); } static int vidioc_g_fmt(struct file *file, void *priv, struct v4l2_format *f) @@ -1127,7 +1108,7 @@ static int vidioc_s_fmt(struct file *file, void *priv, struct v4l2_format *f) pix_fmt_mp->width, pix_fmt_mp->height, ctx->img_width, ctx->img_height); - s5p_mfc_hw_call(dev->mfc_ops, enc_calc_src_size, ctx); + s5p_mfc_hw_call_void(dev->mfc_ops, enc_calc_src_size, ctx); pix_fmt_mp->plane_fmt[0].sizeimage = ctx->luma_size; pix_fmt_mp->plane_fmt[0].bytesperline = ctx->buf_width; pix_fmt_mp->plane_fmt[1].sizeimage = ctx->chroma_size; @@ -1681,8 +1662,8 @@ static int vidioc_g_parm(struct file *file, void *priv, return 0; } -int vidioc_encoder_cmd(struct file *file, void *priv, - struct v4l2_encoder_cmd *cmd) +static int vidioc_encoder_cmd(struct file *file, void *priv, + struct v4l2_encoder_cmd *cmd) { struct s5p_mfc_ctx *ctx = fh_to_ctx(priv); struct s5p_mfc_dev *dev = ctx->dev; @@ -1704,7 +1685,7 @@ int vidioc_encoder_cmd(struct file *file, void *priv, if (s5p_mfc_ctx_ready(ctx)) set_work_bit_irqsave(ctx); spin_unlock_irqrestore(&dev->irqlock, flags); - s5p_mfc_hw_call(dev->mfc_ops, try_run, dev); + s5p_mfc_hw_call_void(dev->mfc_ops, try_run, dev); } else { mfc_debug(2, "EOS: marking last buffer of stream\n"); buf = list_entry(ctx->src_queue.prev, @@ -1736,9 +1717,7 @@ static int vidioc_subscribe_event(struct v4l2_fh *fh, static const struct v4l2_ioctl_ops s5p_mfc_enc_ioctl_ops = { .vidioc_querycap = vidioc_querycap, - .vidioc_enum_fmt_vid_cap = vidioc_enum_fmt_vid_cap, .vidioc_enum_fmt_vid_cap_mplane = vidioc_enum_fmt_vid_cap_mplane, - .vidioc_enum_fmt_vid_out = vidioc_enum_fmt_vid_out, .vidioc_enum_fmt_vid_out_mplane = vidioc_enum_fmt_vid_out_mplane, .vidioc_g_fmt_vid_cap_mplane = vidioc_g_fmt, .vidioc_g_fmt_vid_out_mplane = vidioc_g_fmt, @@ -1771,13 +1750,13 @@ static int check_vb_with_fmt(struct s5p_mfc_fmt *fmt, struct vb2_buffer *vb) return -EINVAL; } for (i = 0; i < fmt->num_planes; i++) { - if (!vb2_dma_contig_plane_dma_addr(vb, i)) { + dma_addr_t dma = vb2_dma_contig_plane_dma_addr(vb, i); + if (!dma) { mfc_err("failed to get plane cookie\n"); return -EINVAL; } - mfc_debug(2, "index: %d, plane[%d] cookie: 0x%08zx\n", - vb->v4l2_buf.index, i, - vb2_dma_contig_plane_dma_addr(vb, i)); + mfc_debug(2, "index: %d, plane[%d] cookie: %pad\n", + vb->v4l2_buf.index, i, &dma); } return 0; } @@ -1897,7 +1876,7 @@ static int s5p_mfc_buf_prepare(struct vb2_buffer *vb) ret = check_vb_with_fmt(ctx->dst_fmt, vb); if (ret < 0) return ret; - mfc_debug(2, "plane size: %ld, dst size: %d\n", + mfc_debug(2, "plane size: %ld, dst size: %zu\n", vb2_plane_size(vb, 0), ctx->enc_dst_buf_size); if (vb2_plane_size(vb, 0) < ctx->enc_dst_buf_size) { mfc_err("plane size is too small for capture\n"); @@ -1948,7 +1927,7 @@ static int s5p_mfc_start_streaming(struct vb2_queue *q, unsigned int count) /* If context is ready then dev = work->data;schedule it to run */ if (s5p_mfc_ctx_ready(ctx)) set_work_bit_irqsave(ctx); - s5p_mfc_hw_call(dev->mfc_ops, try_run, dev); + s5p_mfc_hw_call_void(dev->mfc_ops, try_run, dev); return 0; } @@ -1969,14 +1948,14 @@ static void s5p_mfc_stop_streaming(struct vb2_queue *q) ctx->state = MFCINST_FINISHED; spin_lock_irqsave(&dev->irqlock, flags); if (q->type == V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE) { - s5p_mfc_hw_call(dev->mfc_ops, cleanup_queue, &ctx->dst_queue, - &ctx->vq_dst); + s5p_mfc_hw_call_void(dev->mfc_ops, cleanup_queue, + &ctx->dst_queue, &ctx->vq_dst); INIT_LIST_HEAD(&ctx->dst_queue); ctx->dst_queue_cnt = 0; } if (q->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE) { cleanup_ref_queue(ctx); - s5p_mfc_hw_call(dev->mfc_ops, cleanup_queue, &ctx->src_queue, + s5p_mfc_hw_call_void(dev->mfc_ops, cleanup_queue, &ctx->src_queue, &ctx->vq_src); INIT_LIST_HEAD(&ctx->src_queue); ctx->src_queue_cnt = 0; @@ -2017,7 +1996,7 @@ static void s5p_mfc_buf_queue(struct vb2_buffer *vb) } if (s5p_mfc_ctx_ready(ctx)) set_work_bit_irqsave(ctx); - s5p_mfc_hw_call(dev->mfc_ops, try_run, dev); + s5p_mfc_hw_call_void(dev->mfc_ops, try_run, dev); } static struct vb2_ops s5p_mfc_enc_qops = { diff --git a/drivers/media/platform/s5p-mfc/s5p_mfc_opr.c b/drivers/media/platform/s5p-mfc/s5p_mfc_opr.c index c9a2274..00a1d8b 100644 --- a/drivers/media/platform/s5p-mfc/s5p_mfc_opr.c +++ b/drivers/media/platform/s5p-mfc/s5p_mfc_opr.c @@ -41,7 +41,7 @@ int s5p_mfc_alloc_priv_buf(struct device *dev, struct s5p_mfc_priv_buf *b) { - mfc_debug(3, "Allocating priv: %d\n", b->size); + mfc_debug(3, "Allocating priv: %zu\n", b->size); b->virt = dma_alloc_coherent(dev, b->size, &b->dma, GFP_KERNEL); @@ -50,7 +50,7 @@ int s5p_mfc_alloc_priv_buf(struct device *dev, return -ENOMEM; } - mfc_debug(3, "Allocated addr %p %08x\n", b->virt, b->dma); + mfc_debug(3, "Allocated addr %p %pad\n", b->virt, &b->dma); return 0; } diff --git a/drivers/media/platform/s5p-mfc/s5p_mfc_opr.h b/drivers/media/platform/s5p-mfc/s5p_mfc_opr.h index 7a7ad32..de2b8c6 100644 --- a/drivers/media/platform/s5p-mfc/s5p_mfc_opr.h +++ b/drivers/media/platform/s5p-mfc/s5p_mfc_opr.h @@ -20,254 +20,254 @@ struct s5p_mfc_regs { /* codec common registers */ - void *risc_on; - void *risc2host_int; - void *host2risc_int; - void *risc_base_address; - void *mfc_reset; - void *host2risc_command; - void *risc2host_command; - void *mfc_bus_reset_ctrl; - void *firmware_version; - void *instance_id; - void *codec_type; - void *context_mem_addr; - void *context_mem_size; - void *pixel_format; - void *metadata_enable; - void *mfc_version; - void *dbg_info_enable; - void *dbg_buffer_addr; - void *dbg_buffer_size; - void *hed_control; - void *mfc_timeout_value; - void *hed_shared_mem_addr; - void *dis_shared_mem_addr;/* only v7 */ - void *ret_instance_id; - void *error_code; - void *dbg_buffer_output_size; - void *metadata_status; - void *metadata_addr_mb_info; - void *metadata_size_mb_info; - void *dbg_info_stage_counter; + volatile void __iomem *risc_on; + volatile void __iomem *risc2host_int; + volatile void __iomem *host2risc_int; + volatile void __iomem *risc_base_address; + volatile void __iomem *mfc_reset; + volatile void __iomem *host2risc_command; + volatile void __iomem *risc2host_command; + volatile void __iomem *mfc_bus_reset_ctrl; + volatile void __iomem *firmware_version; + volatile void __iomem *instance_id; + volatile void __iomem *codec_type; + volatile void __iomem *context_mem_addr; + volatile void __iomem *context_mem_size; + volatile void __iomem *pixel_format; + volatile void __iomem *metadata_enable; + volatile void __iomem *mfc_version; + volatile void __iomem *dbg_info_enable; + volatile void __iomem *dbg_buffer_addr; + volatile void __iomem *dbg_buffer_size; + volatile void __iomem *hed_control; + volatile void __iomem *mfc_timeout_value; + volatile void __iomem *hed_shared_mem_addr; + volatile void __iomem *dis_shared_mem_addr;/* only v7 */ + volatile void __iomem *ret_instance_id; + volatile void __iomem *error_code; + volatile void __iomem *dbg_buffer_output_size; + volatile void __iomem *metadata_status; + volatile void __iomem *metadata_addr_mb_info; + volatile void __iomem *metadata_size_mb_info; + volatile void __iomem *dbg_info_stage_counter; /* decoder registers */ - void *d_crc_ctrl; - void *d_dec_options; - void *d_display_delay; - void *d_set_frame_width; - void *d_set_frame_height; - void *d_sei_enable; - void *d_min_num_dpb; - void *d_min_first_plane_dpb_size; - void *d_min_second_plane_dpb_size; - void *d_min_third_plane_dpb_size;/* only v8 */ - void *d_min_num_mv; - void *d_mvc_num_views; - void *d_min_num_dis;/* only v7 */ - void *d_min_first_dis_size;/* only v7 */ - void *d_min_second_dis_size;/* only v7 */ - void *d_min_third_dis_size;/* only v7 */ - void *d_post_filter_luma_dpb0;/* v7 and v8 */ - void *d_post_filter_luma_dpb1;/* v7 and v8 */ - void *d_post_filter_luma_dpb2;/* only v7 */ - void *d_post_filter_chroma_dpb0;/* v7 and v8 */ - void *d_post_filter_chroma_dpb1;/* v7 and v8 */ - void *d_post_filter_chroma_dpb2;/* only v7 */ - void *d_num_dpb; - void *d_num_mv; - void *d_init_buffer_options; - void *d_first_plane_dpb_stride_size;/* only v8 */ - void *d_second_plane_dpb_stride_size;/* only v8 */ - void *d_third_plane_dpb_stride_size;/* only v8 */ - void *d_first_plane_dpb_size; - void *d_second_plane_dpb_size; - void *d_third_plane_dpb_size;/* only v8 */ - void *d_mv_buffer_size; - void *d_first_plane_dpb; - void *d_second_plane_dpb; - void *d_third_plane_dpb; - void *d_mv_buffer; - void *d_scratch_buffer_addr; - void *d_scratch_buffer_size; - void *d_metadata_buffer_addr; - void *d_metadata_buffer_size; - void *d_nal_start_options;/* v7 and v8 */ - void *d_cpb_buffer_addr; - void *d_cpb_buffer_size; - void *d_available_dpb_flag_upper; - void *d_available_dpb_flag_lower; - void *d_cpb_buffer_offset; - void *d_slice_if_enable; - void *d_picture_tag; - void *d_stream_data_size; - void *d_dynamic_dpb_flag_upper;/* v7 and v8 */ - void *d_dynamic_dpb_flag_lower;/* v7 and v8 */ - void *d_display_frame_width; - void *d_display_frame_height; - void *d_display_status; - void *d_display_first_plane_addr; - void *d_display_second_plane_addr; - void *d_display_third_plane_addr;/* only v8 */ - void *d_display_frame_type; - void *d_display_crop_info1; - void *d_display_crop_info2; - void *d_display_picture_profile; - void *d_display_luma_crc;/* v7 and v8 */ - void *d_display_chroma0_crc;/* v7 and v8 */ - void *d_display_chroma1_crc;/* only v8 */ - void *d_display_luma_crc_top;/* only v6 */ - void *d_display_chroma_crc_top;/* only v6 */ - void *d_display_luma_crc_bot;/* only v6 */ - void *d_display_chroma_crc_bot;/* only v6 */ - void *d_display_aspect_ratio; - void *d_display_extended_ar; - void *d_decoded_frame_width; - void *d_decoded_frame_height; - void *d_decoded_status; - void *d_decoded_first_plane_addr; - void *d_decoded_second_plane_addr; - void *d_decoded_third_plane_addr;/* only v8 */ - void *d_decoded_frame_type; - void *d_decoded_crop_info1; - void *d_decoded_crop_info2; - void *d_decoded_picture_profile; - void *d_decoded_nal_size; - void *d_decoded_luma_crc; - void *d_decoded_chroma0_crc; - void *d_decoded_chroma1_crc;/* only v8 */ - void *d_ret_picture_tag_top; - void *d_ret_picture_tag_bot; - void *d_ret_picture_time_top; - void *d_ret_picture_time_bot; - void *d_chroma_format; - void *d_vc1_info;/* v7 and v8 */ - void *d_mpeg4_info; - void *d_h264_info; - void *d_metadata_addr_concealed_mb; - void *d_metadata_size_concealed_mb; - void *d_metadata_addr_vc1_param; - void *d_metadata_size_vc1_param; - void *d_metadata_addr_sei_nal; - void *d_metadata_size_sei_nal; - void *d_metadata_addr_vui; - void *d_metadata_size_vui; - void *d_metadata_addr_mvcvui;/* v7 and v8 */ - void *d_metadata_size_mvcvui;/* v7 and v8 */ - void *d_mvc_view_id; - void *d_frame_pack_sei_avail; - void *d_frame_pack_arrgment_id; - void *d_frame_pack_sei_info; - void *d_frame_pack_grid_pos; - void *d_display_recovery_sei_info;/* v7 and v8 */ - void *d_decoded_recovery_sei_info;/* v7 and v8 */ - void *d_display_first_addr;/* only v7 */ - void *d_display_second_addr;/* only v7 */ - void *d_display_third_addr;/* only v7 */ - void *d_decoded_first_addr;/* only v7 */ - void *d_decoded_second_addr;/* only v7 */ - void *d_decoded_third_addr;/* only v7 */ - void *d_used_dpb_flag_upper;/* v7 and v8 */ - void *d_used_dpb_flag_lower;/* v7 and v8 */ + volatile void __iomem *d_crc_ctrl; + volatile void __iomem *d_dec_options; + volatile void __iomem *d_display_delay; + volatile void __iomem *d_set_frame_width; + volatile void __iomem *d_set_frame_height; + volatile void __iomem *d_sei_enable; + volatile void __iomem *d_min_num_dpb; + volatile void __iomem *d_min_first_plane_dpb_size; + volatile void __iomem *d_min_second_plane_dpb_size; + volatile void __iomem *d_min_third_plane_dpb_size;/* only v8 */ + volatile void __iomem *d_min_num_mv; + volatile void __iomem *d_mvc_num_views; + volatile void __iomem *d_min_num_dis;/* only v7 */ + volatile void __iomem *d_min_first_dis_size;/* only v7 */ + volatile void __iomem *d_min_second_dis_size;/* only v7 */ + volatile void __iomem *d_min_third_dis_size;/* only v7 */ + volatile void __iomem *d_post_filter_luma_dpb0;/* v7 and v8 */ + volatile void __iomem *d_post_filter_luma_dpb1;/* v7 and v8 */ + volatile void __iomem *d_post_filter_luma_dpb2;/* only v7 */ + volatile void __iomem *d_post_filter_chroma_dpb0;/* v7 and v8 */ + volatile void __iomem *d_post_filter_chroma_dpb1;/* v7 and v8 */ + volatile void __iomem *d_post_filter_chroma_dpb2;/* only v7 */ + volatile void __iomem *d_num_dpb; + volatile void __iomem *d_num_mv; + volatile void __iomem *d_init_buffer_options; + volatile void __iomem *d_first_plane_dpb_stride_size;/* only v8 */ + volatile void __iomem *d_second_plane_dpb_stride_size;/* only v8 */ + volatile void __iomem *d_third_plane_dpb_stride_size;/* only v8 */ + volatile void __iomem *d_first_plane_dpb_size; + volatile void __iomem *d_second_plane_dpb_size; + volatile void __iomem *d_third_plane_dpb_size;/* only v8 */ + volatile void __iomem *d_mv_buffer_size; + volatile void __iomem *d_first_plane_dpb; + volatile void __iomem *d_second_plane_dpb; + volatile void __iomem *d_third_plane_dpb; + volatile void __iomem *d_mv_buffer; + volatile void __iomem *d_scratch_buffer_addr; + volatile void __iomem *d_scratch_buffer_size; + volatile void __iomem *d_metadata_buffer_addr; + volatile void __iomem *d_metadata_buffer_size; + volatile void __iomem *d_nal_start_options;/* v7 and v8 */ + volatile void __iomem *d_cpb_buffer_addr; + volatile void __iomem *d_cpb_buffer_size; + volatile void __iomem *d_available_dpb_flag_upper; + volatile void __iomem *d_available_dpb_flag_lower; + volatile void __iomem *d_cpb_buffer_offset; + volatile void __iomem *d_slice_if_enable; + volatile void __iomem *d_picture_tag; + volatile void __iomem *d_stream_data_size; + volatile void __iomem *d_dynamic_dpb_flag_upper;/* v7 and v8 */ + volatile void __iomem *d_dynamic_dpb_flag_lower;/* v7 and v8 */ + volatile void __iomem *d_display_frame_width; + volatile void __iomem *d_display_frame_height; + volatile void __iomem *d_display_status; + volatile void __iomem *d_display_first_plane_addr; + volatile void __iomem *d_display_second_plane_addr; + volatile void __iomem *d_display_third_plane_addr;/* only v8 */ + volatile void __iomem *d_display_frame_type; + volatile void __iomem *d_display_crop_info1; + volatile void __iomem *d_display_crop_info2; + volatile void __iomem *d_display_picture_profile; + volatile void __iomem *d_display_luma_crc;/* v7 and v8 */ + volatile void __iomem *d_display_chroma0_crc;/* v7 and v8 */ + volatile void __iomem *d_display_chroma1_crc;/* only v8 */ + volatile void __iomem *d_display_luma_crc_top;/* only v6 */ + volatile void __iomem *d_display_chroma_crc_top;/* only v6 */ + volatile void __iomem *d_display_luma_crc_bot;/* only v6 */ + volatile void __iomem *d_display_chroma_crc_bot;/* only v6 */ + volatile void __iomem *d_display_aspect_ratio; + volatile void __iomem *d_display_extended_ar; + volatile void __iomem *d_decoded_frame_width; + volatile void __iomem *d_decoded_frame_height; + volatile void __iomem *d_decoded_status; + volatile void __iomem *d_decoded_first_plane_addr; + volatile void __iomem *d_decoded_second_plane_addr; + volatile void __iomem *d_decoded_third_plane_addr;/* only v8 */ + volatile void __iomem *d_decoded_frame_type; + volatile void __iomem *d_decoded_crop_info1; + volatile void __iomem *d_decoded_crop_info2; + volatile void __iomem *d_decoded_picture_profile; + volatile void __iomem *d_decoded_nal_size; + volatile void __iomem *d_decoded_luma_crc; + volatile void __iomem *d_decoded_chroma0_crc; + volatile void __iomem *d_decoded_chroma1_crc;/* only v8 */ + volatile void __iomem *d_ret_picture_tag_top; + volatile void __iomem *d_ret_picture_tag_bot; + volatile void __iomem *d_ret_picture_time_top; + volatile void __iomem *d_ret_picture_time_bot; + volatile void __iomem *d_chroma_format; + volatile void __iomem *d_vc1_info;/* v7 and v8 */ + volatile void __iomem *d_mpeg4_info; + volatile void __iomem *d_h264_info; + volatile void __iomem *d_metadata_addr_concealed_mb; + volatile void __iomem *d_metadata_size_concealed_mb; + volatile void __iomem *d_metadata_addr_vc1_param; + volatile void __iomem *d_metadata_size_vc1_param; + volatile void __iomem *d_metadata_addr_sei_nal; + volatile void __iomem *d_metadata_size_sei_nal; + volatile void __iomem *d_metadata_addr_vui; + volatile void __iomem *d_metadata_size_vui; + volatile void __iomem *d_metadata_addr_mvcvui;/* v7 and v8 */ + volatile void __iomem *d_metadata_size_mvcvui;/* v7 and v8 */ + volatile void __iomem *d_mvc_view_id; + volatile void __iomem *d_frame_pack_sei_avail; + volatile void __iomem *d_frame_pack_arrgment_id; + volatile void __iomem *d_frame_pack_sei_info; + volatile void __iomem *d_frame_pack_grid_pos; + volatile void __iomem *d_display_recovery_sei_info;/* v7 and v8 */ + volatile void __iomem *d_decoded_recovery_sei_info;/* v7 and v8 */ + volatile void __iomem *d_display_first_addr;/* only v7 */ + volatile void __iomem *d_display_second_addr;/* only v7 */ + volatile void __iomem *d_display_third_addr;/* only v7 */ + volatile void __iomem *d_decoded_first_addr;/* only v7 */ + volatile void __iomem *d_decoded_second_addr;/* only v7 */ + volatile void __iomem *d_decoded_third_addr;/* only v7 */ + volatile void __iomem *d_used_dpb_flag_upper;/* v7 and v8 */ + volatile void __iomem *d_used_dpb_flag_lower;/* v7 and v8 */ /* encoder registers */ - void *e_frame_width; - void *e_frame_height; - void *e_cropped_frame_width; - void *e_cropped_frame_height; - void *e_frame_crop_offset; - void *e_enc_options; - void *e_picture_profile; - void *e_vbv_buffer_size; - void *e_vbv_init_delay; - void *e_fixed_picture_qp; - void *e_rc_config; - void *e_rc_qp_bound; - void *e_rc_qp_bound_pb;/* v7 and v8 */ - void *e_rc_mode; - void *e_mb_rc_config; - void *e_padding_ctrl; - void *e_air_threshold; - void *e_mv_hor_range; - void *e_mv_ver_range; - void *e_num_dpb; - void *e_luma_dpb; - void *e_chroma_dpb; - void *e_me_buffer; - void *e_scratch_buffer_addr; - void *e_scratch_buffer_size; - void *e_tmv_buffer0; - void *e_tmv_buffer1; - void *e_ir_buffer_addr;/* v7 and v8 */ - void *e_source_first_plane_addr; - void *e_source_second_plane_addr; - void *e_source_third_plane_addr;/* v7 and v8 */ - void *e_source_first_plane_stride;/* v7 and v8 */ - void *e_source_second_plane_stride;/* v7 and v8 */ - void *e_source_third_plane_stride;/* v7 and v8 */ - void *e_stream_buffer_addr; - void *e_stream_buffer_size; - void *e_roi_buffer_addr; - void *e_param_change; - void *e_ir_size; - void *e_gop_config; - void *e_mslice_mode; - void *e_mslice_size_mb; - void *e_mslice_size_bits; - void *e_frame_insertion; - void *e_rc_frame_rate; - void *e_rc_bit_rate; - void *e_rc_roi_ctrl; - void *e_picture_tag; - void *e_bit_count_enable; - void *e_max_bit_count; - void *e_min_bit_count; - void *e_metadata_buffer_addr; - void *e_metadata_buffer_size; - void *e_encoded_source_first_plane_addr; - void *e_encoded_source_second_plane_addr; - void *e_encoded_source_third_plane_addr;/* v7 and v8 */ - void *e_stream_size; - void *e_slice_type; - void *e_picture_count; - void *e_ret_picture_tag; - void *e_stream_buffer_write_pointer; /* only v6 */ - void *e_recon_luma_dpb_addr; - void *e_recon_chroma_dpb_addr; - void *e_metadata_addr_enc_slice; - void *e_metadata_size_enc_slice; - void *e_mpeg4_options; - void *e_mpeg4_hec_period; - void *e_aspect_ratio; - void *e_extended_sar; - void *e_h264_options; - void *e_h264_options_2;/* v7 and v8 */ - void *e_h264_lf_alpha_offset; - void *e_h264_lf_beta_offset; - void *e_h264_i_period; - void *e_h264_fmo_slice_grp_map_type; - void *e_h264_fmo_num_slice_grp_minus1; - void *e_h264_fmo_slice_grp_change_dir; - void *e_h264_fmo_slice_grp_change_rate_minus1; - void *e_h264_fmo_run_length_minus1_0; - void *e_h264_aso_slice_order_0; - void *e_h264_chroma_qp_offset; - void *e_h264_num_t_layer; - void *e_h264_hierarchical_qp_layer0; - void *e_h264_frame_packing_sei_info; - void *e_h264_nal_control;/* v7 and v8 */ - void *e_mvc_frame_qp_view1; - void *e_mvc_rc_bit_rate_view1; - void *e_mvc_rc_qbound_view1; - void *e_mvc_rc_mode_view1; - void *e_mvc_inter_view_prediction_on; - void *e_vp8_options;/* v7 and v8 */ - void *e_vp8_filter_options;/* v7 and v8 */ - void *e_vp8_golden_frame_option;/* v7 and v8 */ - void *e_vp8_num_t_layer;/* v7 and v8 */ - void *e_vp8_hierarchical_qp_layer0;/* v7 and v8 */ - void *e_vp8_hierarchical_qp_layer1;/* v7 and v8 */ - void *e_vp8_hierarchical_qp_layer2;/* v7 and v8 */ + volatile void __iomem *e_frame_width; + volatile void __iomem *e_frame_height; + volatile void __iomem *e_cropped_frame_width; + volatile void __iomem *e_cropped_frame_height; + volatile void __iomem *e_frame_crop_offset; + volatile void __iomem *e_enc_options; + volatile void __iomem *e_picture_profile; + volatile void __iomem *e_vbv_buffer_size; + volatile void __iomem *e_vbv_init_delay; + volatile void __iomem *e_fixed_picture_qp; + volatile void __iomem *e_rc_config; + volatile void __iomem *e_rc_qp_bound; + volatile void __iomem *e_rc_qp_bound_pb;/* v7 and v8 */ + volatile void __iomem *e_rc_mode; + volatile void __iomem *e_mb_rc_config; + volatile void __iomem *e_padding_ctrl; + volatile void __iomem *e_air_threshold; + volatile void __iomem *e_mv_hor_range; + volatile void __iomem *e_mv_ver_range; + volatile void __iomem *e_num_dpb; + volatile void __iomem *e_luma_dpb; + volatile void __iomem *e_chroma_dpb; + volatile void __iomem *e_me_buffer; + volatile void __iomem *e_scratch_buffer_addr; + volatile void __iomem *e_scratch_buffer_size; + volatile void __iomem *e_tmv_buffer0; + volatile void __iomem *e_tmv_buffer1; + volatile void __iomem *e_ir_buffer_addr;/* v7 and v8 */ + volatile void __iomem *e_source_first_plane_addr; + volatile void __iomem *e_source_second_plane_addr; + volatile void __iomem *e_source_third_plane_addr;/* v7 and v8 */ + volatile void __iomem *e_source_first_plane_stride;/* v7 and v8 */ + volatile void __iomem *e_source_second_plane_stride;/* v7 and v8 */ + volatile void __iomem *e_source_third_plane_stride;/* v7 and v8 */ + volatile void __iomem *e_stream_buffer_addr; + volatile void __iomem *e_stream_buffer_size; + volatile void __iomem *e_roi_buffer_addr; + volatile void __iomem *e_param_change; + volatile void __iomem *e_ir_size; + volatile void __iomem *e_gop_config; + volatile void __iomem *e_mslice_mode; + volatile void __iomem *e_mslice_size_mb; + volatile void __iomem *e_mslice_size_bits; + volatile void __iomem *e_frame_insertion; + volatile void __iomem *e_rc_frame_rate; + volatile void __iomem *e_rc_bit_rate; + volatile void __iomem *e_rc_roi_ctrl; + volatile void __iomem *e_picture_tag; + volatile void __iomem *e_bit_count_enable; + volatile void __iomem *e_max_bit_count; + volatile void __iomem *e_min_bit_count; + volatile void __iomem *e_metadata_buffer_addr; + volatile void __iomem *e_metadata_buffer_size; + volatile void __iomem *e_encoded_source_first_plane_addr; + volatile void __iomem *e_encoded_source_second_plane_addr; + volatile void __iomem *e_encoded_source_third_plane_addr;/* v7 and v8 */ + volatile void __iomem *e_stream_size; + volatile void __iomem *e_slice_type; + volatile void __iomem *e_picture_count; + volatile void __iomem *e_ret_picture_tag; + volatile void __iomem *e_stream_buffer_write_pointer; /* only v6 */ + volatile void __iomem *e_recon_luma_dpb_addr; + volatile void __iomem *e_recon_chroma_dpb_addr; + volatile void __iomem *e_metadata_addr_enc_slice; + volatile void __iomem *e_metadata_size_enc_slice; + volatile void __iomem *e_mpeg4_options; + volatile void __iomem *e_mpeg4_hec_period; + volatile void __iomem *e_aspect_ratio; + volatile void __iomem *e_extended_sar; + volatile void __iomem *e_h264_options; + volatile void __iomem *e_h264_options_2;/* v7 and v8 */ + volatile void __iomem *e_h264_lf_alpha_offset; + volatile void __iomem *e_h264_lf_beta_offset; + volatile void __iomem *e_h264_i_period; + volatile void __iomem *e_h264_fmo_slice_grp_map_type; + volatile void __iomem *e_h264_fmo_num_slice_grp_minus1; + volatile void __iomem *e_h264_fmo_slice_grp_change_dir; + volatile void __iomem *e_h264_fmo_slice_grp_change_rate_minus1; + volatile void __iomem *e_h264_fmo_run_length_minus1_0; + volatile void __iomem *e_h264_aso_slice_order_0; + volatile void __iomem *e_h264_chroma_qp_offset; + volatile void __iomem *e_h264_num_t_layer; + volatile void __iomem *e_h264_hierarchical_qp_layer0; + volatile void __iomem *e_h264_frame_packing_sei_info; + volatile void __iomem *e_h264_nal_control;/* v7 and v8 */ + volatile void __iomem *e_mvc_frame_qp_view1; + volatile void __iomem *e_mvc_rc_bit_rate_view1; + volatile void __iomem *e_mvc_rc_qbound_view1; + volatile void __iomem *e_mvc_rc_mode_view1; + volatile void __iomem *e_mvc_inter_view_prediction_on; + volatile void __iomem *e_vp8_options;/* v7 and v8 */ + volatile void __iomem *e_vp8_filter_options;/* v7 and v8 */ + volatile void __iomem *e_vp8_golden_frame_option;/* v7 and v8 */ + volatile void __iomem *e_vp8_num_t_layer;/* v7 and v8 */ + volatile void __iomem *e_vp8_hierarchical_qp_layer0;/* v7 and v8 */ + volatile void __iomem *e_vp8_hierarchical_qp_layer1;/* v7 and v8 */ + volatile void __iomem *e_vp8_hierarchical_qp_layer2;/* v7 and v8 */ }; struct s5p_mfc_hw_ops { diff --git a/drivers/media/platform/s5p-mfc/s5p_mfc_opr_v5.c b/drivers/media/platform/s5p-mfc/s5p_mfc_opr_v5.c index 58ec7bb..7cf0796 100644 --- a/drivers/media/platform/s5p-mfc/s5p_mfc_opr_v5.c +++ b/drivers/media/platform/s5p-mfc/s5p_mfc_opr_v5.c @@ -228,6 +228,7 @@ static int s5p_mfc_alloc_instance_buffer_v5(struct s5p_mfc_ctx *ctx) ret = s5p_mfc_alloc_priv_buf(dev->mem_dev_l, &ctx->shm); if (ret) { mfc_err("Failed to allocate shared memory buffer\n"); + s5p_mfc_release_priv_buf(dev->mem_dev_l, &ctx->ctx); return ret; } @@ -262,7 +263,7 @@ static void s5p_mfc_release_dev_context_buffer_v5(struct s5p_mfc_dev *dev) static void s5p_mfc_write_info_v5(struct s5p_mfc_ctx *ctx, unsigned int data, unsigned int ofs) { - writel(data, (ctx->shm.virt + ofs)); + writel(data, (volatile void __iomem *)(ctx->shm.virt + ofs)); wmb(); } @@ -270,7 +271,7 @@ static unsigned int s5p_mfc_read_info_v5(struct s5p_mfc_ctx *ctx, unsigned int ofs) { rmb(); - return readl(ctx->shm.virt + ofs); + return readl((volatile void __iomem *)(ctx->shm.virt + ofs)); } static void s5p_mfc_dec_calc_dpb_size_v5(struct s5p_mfc_ctx *ctx) @@ -377,7 +378,7 @@ static int s5p_mfc_set_dec_stream_buffer_v5(struct s5p_mfc_ctx *ctx, /* Set decoding frame buffer */ static int s5p_mfc_set_dec_frame_buffer_v5(struct s5p_mfc_ctx *ctx) { - unsigned int frame_size, i; + unsigned int frame_size_lu, i; unsigned int frame_size_ch, frame_size_mv; struct s5p_mfc_dev *dev = ctx->dev; unsigned int dpb; @@ -465,23 +466,23 @@ static int s5p_mfc_set_dec_frame_buffer_v5(struct s5p_mfc_ctx *ctx) ctx->codec_mode); return -EINVAL; } - frame_size = ctx->luma_size; + frame_size_lu = ctx->luma_size; frame_size_ch = ctx->chroma_size; frame_size_mv = ctx->mv_size; - mfc_debug(2, "Frm size: %d ch: %d mv: %d\n", frame_size, frame_size_ch, + mfc_debug(2, "Frm size: %d ch: %d mv: %d\n", frame_size_lu, frame_size_ch, frame_size_mv); for (i = 0; i < ctx->total_dpb_count; i++) { /* Bank2 */ - mfc_debug(2, "Luma %d: %x\n", i, + mfc_debug(2, "Luma %d: %zx\n", i, ctx->dst_bufs[i].cookie.raw.luma); mfc_write(dev, OFFSETB(ctx->dst_bufs[i].cookie.raw.luma), S5P_FIMV_DEC_LUMA_ADR + i * 4); - mfc_debug(2, "\tChroma %d: %x\n", i, + mfc_debug(2, "\tChroma %d: %zx\n", i, ctx->dst_bufs[i].cookie.raw.chroma); mfc_write(dev, OFFSETA(ctx->dst_bufs[i].cookie.raw.chroma), S5P_FIMV_DEC_CHROMA_ADR + i * 4); if (ctx->codec_mode == S5P_MFC_CODEC_H264_DEC) { - mfc_debug(2, "\tBuf2: %x, size: %d\n", + mfc_debug(2, "\tBuf2: %zx, size: %d\n", buf_addr2, buf_size2); mfc_write(dev, OFFSETB(buf_addr2), S5P_FIMV_H264_MV_ADR + i * 4); @@ -489,14 +490,14 @@ static int s5p_mfc_set_dec_frame_buffer_v5(struct s5p_mfc_ctx *ctx) buf_size2 -= frame_size_mv; } } - mfc_debug(2, "Buf1: %u, buf_size1: %d\n", buf_addr1, buf_size1); + mfc_debug(2, "Buf1: %zu, buf_size1: %d\n", buf_addr1, buf_size1); mfc_debug(2, "Buf 1/2 size after: %d/%d (frames %d)\n", buf_size1, buf_size2, ctx->total_dpb_count); if (buf_size1 < 0 || buf_size2 < 0) { mfc_debug(2, "Not enough memory has been allocated\n"); return -ENOMEM; } - s5p_mfc_write_info_v5(ctx, frame_size, ALLOC_LUMA_DPB_SIZE); + s5p_mfc_write_info_v5(ctx, frame_size_lu, ALLOC_LUMA_DPB_SIZE); s5p_mfc_write_info_v5(ctx, frame_size_ch, ALLOC_CHROMA_DPB_SIZE); if (ctx->codec_mode == S5P_MFC_CODEC_H264_DEC) s5p_mfc_write_info_v5(ctx, frame_size_mv, ALLOC_MV_SIZE); @@ -566,7 +567,7 @@ static int s5p_mfc_set_enc_ref_buffer_v5(struct s5p_mfc_ctx *ctx) enc_ref_c_size = ALIGN(guard_width * guard_height, S5P_FIMV_NV12MT_SALIGN); } - mfc_debug(2, "buf_size1: %d, buf_size2: %d\n", buf_size1, buf_size2); + mfc_debug(2, "buf_size1: %zu, buf_size2: %zu\n", buf_size1, buf_size2); switch (ctx->codec_mode) { case S5P_MFC_CODEC_H264_ENC: for (i = 0; i < 2; i++) { @@ -605,7 +606,7 @@ static int s5p_mfc_set_enc_ref_buffer_v5(struct s5p_mfc_ctx *ctx) S5P_FIMV_H264_NBOR_INFO_ADR); buf_addr1 += S5P_FIMV_ENC_NBORINFO_SIZE; buf_size1 -= S5P_FIMV_ENC_NBORINFO_SIZE; - mfc_debug(2, "buf_size1: %d, buf_size2: %d\n", + mfc_debug(2, "buf_size1: %zu, buf_size2: %zu\n", buf_size1, buf_size2); break; case S5P_MFC_CODEC_MPEG4_ENC: @@ -636,7 +637,7 @@ static int s5p_mfc_set_enc_ref_buffer_v5(struct s5p_mfc_ctx *ctx) S5P_FIMV_MPEG4_ACDC_COEF_ADR); buf_addr1 += S5P_FIMV_ENC_ACDCCOEF_SIZE; buf_size1 -= S5P_FIMV_ENC_ACDCCOEF_SIZE; - mfc_debug(2, "buf_size1: %d, buf_size2: %d\n", + mfc_debug(2, "buf_size1: %zu, buf_size2: %zu\n", buf_size1, buf_size2); break; case S5P_MFC_CODEC_H263_ENC: @@ -662,7 +663,7 @@ static int s5p_mfc_set_enc_ref_buffer_v5(struct s5p_mfc_ctx *ctx) mfc_write(dev, OFFSETA(buf_addr1), S5P_FIMV_H263_ACDC_COEF_ADR); buf_addr1 += S5P_FIMV_ENC_ACDCCOEF_SIZE; buf_size1 -= S5P_FIMV_ENC_ACDCCOEF_SIZE; - mfc_debug(2, "buf_size1: %d, buf_size2: %d\n", + mfc_debug(2, "buf_size1: %zu, buf_size2: %zu\n", buf_size1, buf_size2); break; default: @@ -1186,7 +1187,6 @@ static int s5p_mfc_run_dec_frame(struct s5p_mfc_ctx *ctx, int last_frame) struct s5p_mfc_dev *dev = ctx->dev; struct s5p_mfc_buf *temp_vb; unsigned long flags; - unsigned int index; if (ctx->state == MFCINST_FINISHING) { last_frame = MFC_DEC_LAST_FRAME; @@ -1211,7 +1211,6 @@ static int s5p_mfc_run_dec_frame(struct s5p_mfc_ctx *ctx, int last_frame) vb2_dma_contig_plane_dma_addr(temp_vb->b, 0), ctx->consumed_stream, temp_vb->b->v4l2_planes[0].bytesused); spin_unlock_irqrestore(&dev->irqlock, flags); - index = temp_vb->b->v4l2_buf.index; dev->curr_ctx = ctx->num; s5p_mfc_clean_ctx_int_flags(ctx); if (temp_vb->b->v4l2_planes[0].bytesused == 0) { diff --git a/drivers/media/platform/s5p-mfc/s5p_mfc_opr_v6.c b/drivers/media/platform/s5p-mfc/s5p_mfc_opr_v6.c index c1c12f8..8798b14 100644 --- a/drivers/media/platform/s5p-mfc/s5p_mfc_opr_v6.c +++ b/drivers/media/platform/s5p-mfc/s5p_mfc_opr_v6.c @@ -43,11 +43,6 @@ } while (0) #endif /* S5P_MFC_DEBUG_REGWRITE */ -#define READL(reg) \ - (WARN_ON_ONCE(!(reg)) ? 0 : readl(reg)) -#define WRITEL(data, reg) \ - (WARN_ON_ONCE(!(reg)) ? 0 : writel((data), (reg))) - #define IS_MFCV6_V2(dev) (!IS_MFCV7_PLUS(dev) && dev->fw_ver == MFC_FW_V2) /* Allocate temporary buffers for decoding */ @@ -105,7 +100,7 @@ static int s5p_mfc_alloc_codec_buffers_v6(struct s5p_mfc_ctx *ctx) mb_width, mb_height), S5P_FIMV_ME_BUFFER_ALIGN_V6); - mfc_debug(2, "recon luma size: %d chroma size: %d\n", + mfc_debug(2, "recon luma size: %zu chroma size: %zu\n", ctx->luma_dpb_size, ctx->chroma_dpb_size); } else { return -EINVAL; @@ -416,10 +411,10 @@ static int s5p_mfc_set_dec_stream_buffer_v6(struct s5p_mfc_ctx *ctx, mfc_debug(2, "inst_no: %d, buf_addr: 0x%08x,\n" "buf_size: 0x%08x (%d)\n", ctx->inst_no, buf_addr, strm_size, strm_size); - WRITEL(strm_size, mfc_regs->d_stream_data_size); - WRITEL(buf_addr, mfc_regs->d_cpb_buffer_addr); - WRITEL(buf_size->cpb, mfc_regs->d_cpb_buffer_size); - WRITEL(start_num_byte, mfc_regs->d_cpb_buffer_offset); + writel(strm_size, mfc_regs->d_stream_data_size); + writel(buf_addr, mfc_regs->d_cpb_buffer_addr); + writel(buf_size->cpb, mfc_regs->d_cpb_buffer_size); + writel(start_num_byte, mfc_regs->d_cpb_buffer_offset); mfc_debug_leave(); return 0; @@ -443,17 +438,17 @@ static int s5p_mfc_set_dec_frame_buffer_v6(struct s5p_mfc_ctx *ctx) mfc_debug(2, "Total DPB COUNT: %d\n", ctx->total_dpb_count); mfc_debug(2, "Setting display delay to %d\n", ctx->display_delay); - WRITEL(ctx->total_dpb_count, mfc_regs->d_num_dpb); - WRITEL(ctx->luma_size, mfc_regs->d_first_plane_dpb_size); - WRITEL(ctx->chroma_size, mfc_regs->d_second_plane_dpb_size); + writel(ctx->total_dpb_count, mfc_regs->d_num_dpb); + writel(ctx->luma_size, mfc_regs->d_first_plane_dpb_size); + writel(ctx->chroma_size, mfc_regs->d_second_plane_dpb_size); - WRITEL(buf_addr1, mfc_regs->d_scratch_buffer_addr); - WRITEL(ctx->scratch_buf_size, mfc_regs->d_scratch_buffer_size); + writel(buf_addr1, mfc_regs->d_scratch_buffer_addr); + writel(ctx->scratch_buf_size, mfc_regs->d_scratch_buffer_size); if (IS_MFCV8(dev)) { - WRITEL(ctx->img_width, + writel(ctx->img_width, mfc_regs->d_first_plane_dpb_stride_size); - WRITEL(ctx->img_width, + writel(ctx->img_width, mfc_regs->d_second_plane_dpb_stride_size); } @@ -462,8 +457,8 @@ static int s5p_mfc_set_dec_frame_buffer_v6(struct s5p_mfc_ctx *ctx) if (ctx->codec_mode == S5P_FIMV_CODEC_H264_DEC || ctx->codec_mode == S5P_FIMV_CODEC_H264_MVC_DEC){ - WRITEL(ctx->mv_size, mfc_regs->d_mv_buffer_size); - WRITEL(ctx->mv_count, mfc_regs->d_num_mv); + writel(ctx->mv_size, mfc_regs->d_mv_buffer_size); + writel(ctx->mv_count, mfc_regs->d_num_mv); } frame_size = ctx->luma_size; @@ -474,13 +469,13 @@ static int s5p_mfc_set_dec_frame_buffer_v6(struct s5p_mfc_ctx *ctx) for (i = 0; i < ctx->total_dpb_count; i++) { /* Bank2 */ - mfc_debug(2, "Luma %d: %x\n", i, + mfc_debug(2, "Luma %d: %zx\n", i, ctx->dst_bufs[i].cookie.raw.luma); - WRITEL(ctx->dst_bufs[i].cookie.raw.luma, + writel(ctx->dst_bufs[i].cookie.raw.luma, mfc_regs->d_first_plane_dpb + i * 4); - mfc_debug(2, "\tChroma %d: %x\n", i, + mfc_debug(2, "\tChroma %d: %zx\n", i, ctx->dst_bufs[i].cookie.raw.chroma); - WRITEL(ctx->dst_bufs[i].cookie.raw.chroma, + writel(ctx->dst_bufs[i].cookie.raw.chroma, mfc_regs->d_second_plane_dpb + i * 4); } if (ctx->codec_mode == S5P_MFC_CODEC_H264_DEC || @@ -492,23 +487,23 @@ static int s5p_mfc_set_dec_frame_buffer_v6(struct s5p_mfc_ctx *ctx) align_gap = buf_addr1 - align_gap; buf_size1 -= align_gap; - mfc_debug(2, "\tBuf1: %x, size: %d\n", + mfc_debug(2, "\tBuf1: %zx, size: %d\n", buf_addr1, buf_size1); - WRITEL(buf_addr1, mfc_regs->d_mv_buffer + i * 4); + writel(buf_addr1, mfc_regs->d_mv_buffer + i * 4); buf_addr1 += frame_size_mv; buf_size1 -= frame_size_mv; } } - mfc_debug(2, "Buf1: %u, buf_size1: %d (frames %d)\n", + mfc_debug(2, "Buf1: %zu, buf_size1: %d (frames %d)\n", buf_addr1, buf_size1, ctx->total_dpb_count); if (buf_size1 < 0) { mfc_debug(2, "Not enough memory has been allocated.\n"); return -ENOMEM; } - WRITEL(ctx->inst_no, mfc_regs->instance_id); - s5p_mfc_hw_call(dev->mfc_cmds, cmd_host2risc, dev, + writel(ctx->inst_no, mfc_regs->instance_id); + s5p_mfc_hw_call_void(dev->mfc_cmds, cmd_host2risc, dev, S5P_FIMV_CH_INIT_BUFS_V6, NULL); mfc_debug(2, "After setting buffers.\n"); @@ -522,8 +517,8 @@ static int s5p_mfc_set_enc_stream_buffer_v6(struct s5p_mfc_ctx *ctx, struct s5p_mfc_dev *dev = ctx->dev; const struct s5p_mfc_regs *mfc_regs = dev->mfc_regs; - WRITEL(addr, mfc_regs->e_stream_buffer_addr); /* 16B align */ - WRITEL(size, mfc_regs->e_stream_buffer_size); + writel(addr, mfc_regs->e_stream_buffer_addr); /* 16B align */ + writel(size, mfc_regs->e_stream_buffer_size); mfc_debug(2, "stream buf addr: 0x%08lx, size: 0x%d\n", addr, size); @@ -537,8 +532,8 @@ static void s5p_mfc_set_enc_frame_buffer_v6(struct s5p_mfc_ctx *ctx, struct s5p_mfc_dev *dev = ctx->dev; const struct s5p_mfc_regs *mfc_regs = dev->mfc_regs; - WRITEL(y_addr, mfc_regs->e_source_first_plane_addr); - WRITEL(c_addr, mfc_regs->e_source_second_plane_addr); + writel(y_addr, mfc_regs->e_source_first_plane_addr); + writel(c_addr, mfc_regs->e_source_second_plane_addr); mfc_debug(2, "enc src y buf addr: 0x%08lx\n", y_addr); mfc_debug(2, "enc src c buf addr: 0x%08lx\n", c_addr); @@ -551,11 +546,11 @@ static void s5p_mfc_get_enc_frame_buffer_v6(struct s5p_mfc_ctx *ctx, const struct s5p_mfc_regs *mfc_regs = dev->mfc_regs; unsigned long enc_recon_y_addr, enc_recon_c_addr; - *y_addr = READL(mfc_regs->e_encoded_source_first_plane_addr); - *c_addr = READL(mfc_regs->e_encoded_source_second_plane_addr); + *y_addr = readl(mfc_regs->e_encoded_source_first_plane_addr); + *c_addr = readl(mfc_regs->e_encoded_source_second_plane_addr); - enc_recon_y_addr = READL(mfc_regs->e_recon_luma_dpb_addr); - enc_recon_c_addr = READL(mfc_regs->e_recon_chroma_dpb_addr); + enc_recon_y_addr = readl(mfc_regs->e_recon_luma_dpb_addr); + enc_recon_c_addr = readl(mfc_regs->e_recon_chroma_dpb_addr); mfc_debug(2, "recon y addr: 0x%08lx\n", enc_recon_y_addr); mfc_debug(2, "recon c addr: 0x%08lx\n", enc_recon_c_addr); @@ -577,36 +572,36 @@ static int s5p_mfc_set_enc_ref_buffer_v6(struct s5p_mfc_ctx *ctx) mfc_debug(2, "Buf1: %p (%d)\n", (void *)buf_addr1, buf_size1); for (i = 0; i < ctx->pb_count; i++) { - WRITEL(buf_addr1, mfc_regs->e_luma_dpb + (4 * i)); + writel(buf_addr1, mfc_regs->e_luma_dpb + (4 * i)); buf_addr1 += ctx->luma_dpb_size; - WRITEL(buf_addr1, mfc_regs->e_chroma_dpb + (4 * i)); + writel(buf_addr1, mfc_regs->e_chroma_dpb + (4 * i)); buf_addr1 += ctx->chroma_dpb_size; - WRITEL(buf_addr1, mfc_regs->e_me_buffer + (4 * i)); + writel(buf_addr1, mfc_regs->e_me_buffer + (4 * i)); buf_addr1 += ctx->me_buffer_size; buf_size1 -= (ctx->luma_dpb_size + ctx->chroma_dpb_size + ctx->me_buffer_size); } - WRITEL(buf_addr1, mfc_regs->e_scratch_buffer_addr); - WRITEL(ctx->scratch_buf_size, mfc_regs->e_scratch_buffer_size); + writel(buf_addr1, mfc_regs->e_scratch_buffer_addr); + writel(ctx->scratch_buf_size, mfc_regs->e_scratch_buffer_size); buf_addr1 += ctx->scratch_buf_size; buf_size1 -= ctx->scratch_buf_size; - WRITEL(buf_addr1, mfc_regs->e_tmv_buffer0); + writel(buf_addr1, mfc_regs->e_tmv_buffer0); buf_addr1 += ctx->tmv_buffer_size >> 1; - WRITEL(buf_addr1, mfc_regs->e_tmv_buffer1); + writel(buf_addr1, mfc_regs->e_tmv_buffer1); buf_addr1 += ctx->tmv_buffer_size >> 1; buf_size1 -= ctx->tmv_buffer_size; - mfc_debug(2, "Buf1: %u, buf_size1: %d (ref frames %d)\n", + mfc_debug(2, "Buf1: %zu, buf_size1: %d (ref frames %d)\n", buf_addr1, buf_size1, ctx->pb_count); if (buf_size1 < 0) { mfc_debug(2, "Not enough memory has been allocated.\n"); return -ENOMEM; } - WRITEL(ctx->inst_no, mfc_regs->instance_id); - s5p_mfc_hw_call(dev->mfc_cmds, cmd_host2risc, dev, + writel(ctx->inst_no, mfc_regs->instance_id); + s5p_mfc_hw_call_void(dev->mfc_cmds, cmd_host2risc, dev, S5P_FIMV_CH_INIT_BUFS_V6, NULL); mfc_debug_leave(); @@ -621,15 +616,15 @@ static int s5p_mfc_set_slice_mode(struct s5p_mfc_ctx *ctx) /* multi-slice control */ /* multi-slice MB number or bit size */ - WRITEL(ctx->slice_mode, mfc_regs->e_mslice_mode); + writel(ctx->slice_mode, mfc_regs->e_mslice_mode); if (ctx->slice_mode == V4L2_MPEG_VIDEO_MULTI_SICE_MODE_MAX_MB) { - WRITEL(ctx->slice_size.mb, mfc_regs->e_mslice_size_mb); + writel(ctx->slice_size.mb, mfc_regs->e_mslice_size_mb); } else if (ctx->slice_mode == V4L2_MPEG_VIDEO_MULTI_SICE_MODE_MAX_BYTES) { - WRITEL(ctx->slice_size.bits, mfc_regs->e_mslice_size_bits); + writel(ctx->slice_size.bits, mfc_regs->e_mslice_size_bits); } else { - WRITEL(0x0, mfc_regs->e_mslice_size_mb); - WRITEL(0x0, mfc_regs->e_mslice_size_bits); + writel(0x0, mfc_regs->e_mslice_size_mb); + writel(0x0, mfc_regs->e_mslice_size_bits); } return 0; @@ -645,21 +640,21 @@ static int s5p_mfc_set_enc_params(struct s5p_mfc_ctx *ctx) mfc_debug_enter(); /* width */ - WRITEL(ctx->img_width, mfc_regs->e_frame_width); /* 16 align */ + writel(ctx->img_width, mfc_regs->e_frame_width); /* 16 align */ /* height */ - WRITEL(ctx->img_height, mfc_regs->e_frame_height); /* 16 align */ + writel(ctx->img_height, mfc_regs->e_frame_height); /* 16 align */ /* cropped width */ - WRITEL(ctx->img_width, mfc_regs->e_cropped_frame_width); + writel(ctx->img_width, mfc_regs->e_cropped_frame_width); /* cropped height */ - WRITEL(ctx->img_height, mfc_regs->e_cropped_frame_height); + writel(ctx->img_height, mfc_regs->e_cropped_frame_height); /* cropped offset */ - WRITEL(0x0, mfc_regs->e_frame_crop_offset); + writel(0x0, mfc_regs->e_frame_crop_offset); /* pictype : IDR period */ reg = 0; reg |= p->gop_size & 0xFFFF; - WRITEL(reg, mfc_regs->e_gop_config); + writel(reg, mfc_regs->e_gop_config); /* multi-slice control */ /* multi-slice MB number or bit size */ @@ -667,65 +662,65 @@ static int s5p_mfc_set_enc_params(struct s5p_mfc_ctx *ctx) reg = 0; if (p->slice_mode == V4L2_MPEG_VIDEO_MULTI_SICE_MODE_MAX_MB) { reg |= (0x1 << 3); - WRITEL(reg, mfc_regs->e_enc_options); + writel(reg, mfc_regs->e_enc_options); ctx->slice_size.mb = p->slice_mb; } else if (p->slice_mode == V4L2_MPEG_VIDEO_MULTI_SICE_MODE_MAX_BYTES) { reg |= (0x1 << 3); - WRITEL(reg, mfc_regs->e_enc_options); + writel(reg, mfc_regs->e_enc_options); ctx->slice_size.bits = p->slice_bit; } else { reg &= ~(0x1 << 3); - WRITEL(reg, mfc_regs->e_enc_options); + writel(reg, mfc_regs->e_enc_options); } s5p_mfc_set_slice_mode(ctx); /* cyclic intra refresh */ - WRITEL(p->intra_refresh_mb, mfc_regs->e_ir_size); - reg = READL(mfc_regs->e_enc_options); + writel(p->intra_refresh_mb, mfc_regs->e_ir_size); + reg = readl(mfc_regs->e_enc_options); if (p->intra_refresh_mb == 0) reg &= ~(0x1 << 4); else reg |= (0x1 << 4); - WRITEL(reg, mfc_regs->e_enc_options); + writel(reg, mfc_regs->e_enc_options); /* 'NON_REFERENCE_STORE_ENABLE' for debugging */ - reg = READL(mfc_regs->e_enc_options); + reg = readl(mfc_regs->e_enc_options); reg &= ~(0x1 << 9); - WRITEL(reg, mfc_regs->e_enc_options); + writel(reg, mfc_regs->e_enc_options); /* memory structure cur. frame */ if (ctx->src_fmt->fourcc == V4L2_PIX_FMT_NV12M) { /* 0: Linear, 1: 2D tiled*/ - reg = READL(mfc_regs->e_enc_options); + reg = readl(mfc_regs->e_enc_options); reg &= ~(0x1 << 7); - WRITEL(reg, mfc_regs->e_enc_options); + writel(reg, mfc_regs->e_enc_options); /* 0: NV12(CbCr), 1: NV21(CrCb) */ - WRITEL(0x0, mfc_regs->pixel_format); + writel(0x0, mfc_regs->pixel_format); } else if (ctx->src_fmt->fourcc == V4L2_PIX_FMT_NV21M) { /* 0: Linear, 1: 2D tiled*/ - reg = READL(mfc_regs->e_enc_options); + reg = readl(mfc_regs->e_enc_options); reg &= ~(0x1 << 7); - WRITEL(reg, mfc_regs->e_enc_options); + writel(reg, mfc_regs->e_enc_options); /* 0: NV12(CbCr), 1: NV21(CrCb) */ - WRITEL(0x1, mfc_regs->pixel_format); + writel(0x1, mfc_regs->pixel_format); } else if (ctx->src_fmt->fourcc == V4L2_PIX_FMT_NV12MT_16X16) { /* 0: Linear, 1: 2D tiled*/ - reg = READL(mfc_regs->e_enc_options); + reg = readl(mfc_regs->e_enc_options); reg |= (0x1 << 7); - WRITEL(reg, mfc_regs->e_enc_options); + writel(reg, mfc_regs->e_enc_options); /* 0: NV12(CbCr), 1: NV21(CrCb) */ - WRITEL(0x0, mfc_regs->pixel_format); + writel(0x0, mfc_regs->pixel_format); } /* memory structure recon. frame */ /* 0: Linear, 1: 2D tiled */ - reg = READL(mfc_regs->e_enc_options); + reg = readl(mfc_regs->e_enc_options); reg |= (0x1 << 8); - WRITEL(reg, mfc_regs->e_enc_options); + writel(reg, mfc_regs->e_enc_options); /* padding control & value */ - WRITEL(0x0, mfc_regs->e_padding_ctrl); + writel(0x0, mfc_regs->e_padding_ctrl); if (p->pad) { reg = 0; /** enable */ @@ -736,64 +731,64 @@ static int s5p_mfc_set_enc_params(struct s5p_mfc_ctx *ctx) reg |= ((p->pad_cb & 0xFF) << 8); /** y value */ reg |= p->pad_luma & 0xFF; - WRITEL(reg, mfc_regs->e_padding_ctrl); + writel(reg, mfc_regs->e_padding_ctrl); } /* rate control config. */ reg = 0; /* frame-level rate control */ reg |= ((p->rc_frame & 0x1) << 9); - WRITEL(reg, mfc_regs->e_rc_config); + writel(reg, mfc_regs->e_rc_config); /* bit rate */ if (p->rc_frame) - WRITEL(p->rc_bitrate, + writel(p->rc_bitrate, mfc_regs->e_rc_bit_rate); else - WRITEL(1, mfc_regs->e_rc_bit_rate); + writel(1, mfc_regs->e_rc_bit_rate); /* reaction coefficient */ if (p->rc_frame) { if (p->rc_reaction_coeff < TIGHT_CBR_MAX) /* tight CBR */ - WRITEL(1, mfc_regs->e_rc_mode); + writel(1, mfc_regs->e_rc_mode); else /* loose CBR */ - WRITEL(2, mfc_regs->e_rc_mode); + writel(2, mfc_regs->e_rc_mode); } /* seq header ctrl */ - reg = READL(mfc_regs->e_enc_options); + reg = readl(mfc_regs->e_enc_options); reg &= ~(0x1 << 2); reg |= ((p->seq_hdr_mode & 0x1) << 2); /* frame skip mode */ reg &= ~(0x3); reg |= (p->frame_skip_mode & 0x3); - WRITEL(reg, mfc_regs->e_enc_options); + writel(reg, mfc_regs->e_enc_options); /* 'DROP_CONTROL_ENABLE', disable */ - reg = READL(mfc_regs->e_rc_config); + reg = readl(mfc_regs->e_rc_config); reg &= ~(0x1 << 10); - WRITEL(reg, mfc_regs->e_rc_config); + writel(reg, mfc_regs->e_rc_config); /* setting for MV range [16, 256] */ reg = (p->mv_h_range & S5P_FIMV_E_MV_RANGE_V6_MASK); - WRITEL(reg, mfc_regs->e_mv_hor_range); + writel(reg, mfc_regs->e_mv_hor_range); reg = (p->mv_v_range & S5P_FIMV_E_MV_RANGE_V6_MASK); - WRITEL(reg, mfc_regs->e_mv_ver_range); + writel(reg, mfc_regs->e_mv_ver_range); - WRITEL(0x0, mfc_regs->e_frame_insertion); - WRITEL(0x0, mfc_regs->e_roi_buffer_addr); - WRITEL(0x0, mfc_regs->e_param_change); - WRITEL(0x0, mfc_regs->e_rc_roi_ctrl); - WRITEL(0x0, mfc_regs->e_picture_tag); + writel(0x0, mfc_regs->e_frame_insertion); + writel(0x0, mfc_regs->e_roi_buffer_addr); + writel(0x0, mfc_regs->e_param_change); + writel(0x0, mfc_regs->e_rc_roi_ctrl); + writel(0x0, mfc_regs->e_picture_tag); - WRITEL(0x0, mfc_regs->e_bit_count_enable); - WRITEL(0x0, mfc_regs->e_max_bit_count); - WRITEL(0x0, mfc_regs->e_min_bit_count); + writel(0x0, mfc_regs->e_bit_count_enable); + writel(0x0, mfc_regs->e_max_bit_count); + writel(0x0, mfc_regs->e_min_bit_count); - WRITEL(0x0, mfc_regs->e_metadata_buffer_addr); - WRITEL(0x0, mfc_regs->e_metadata_buffer_size); + writel(0x0, mfc_regs->e_metadata_buffer_addr); + writel(0x0, mfc_regs->e_metadata_buffer_size); mfc_debug_leave(); @@ -814,10 +809,10 @@ static int s5p_mfc_set_enc_params_h264(struct s5p_mfc_ctx *ctx) s5p_mfc_set_enc_params(ctx); /* pictype : number of B */ - reg = READL(mfc_regs->e_gop_config); + reg = readl(mfc_regs->e_gop_config); reg &= ~(0x3 << 16); reg |= ((p->num_b_frame & 0x3) << 16); - WRITEL(reg, mfc_regs->e_gop_config); + writel(reg, mfc_regs->e_gop_config); /* profile & level */ reg = 0; @@ -825,19 +820,19 @@ static int s5p_mfc_set_enc_params_h264(struct s5p_mfc_ctx *ctx) reg |= ((p_h264->level & 0xFF) << 8); /** profile - 0 ~ 3 */ reg |= p_h264->profile & 0x3F; - WRITEL(reg, mfc_regs->e_picture_profile); + writel(reg, mfc_regs->e_picture_profile); /* rate control config. */ - reg = READL(mfc_regs->e_rc_config); + reg = readl(mfc_regs->e_rc_config); /** macroblock level rate control */ reg &= ~(0x1 << 8); reg |= ((p->rc_mb & 0x1) << 8); - WRITEL(reg, mfc_regs->e_rc_config); + writel(reg, mfc_regs->e_rc_config); /** frame QP */ reg &= ~(0x3F); reg |= p_h264->rc_frame_qp & 0x3F; - WRITEL(reg, mfc_regs->e_rc_config); + writel(reg, mfc_regs->e_rc_config); /* max & min value of QP */ reg = 0; @@ -845,16 +840,16 @@ static int s5p_mfc_set_enc_params_h264(struct s5p_mfc_ctx *ctx) reg |= ((p_h264->rc_max_qp & 0x3F) << 8); /** min QP */ reg |= p_h264->rc_min_qp & 0x3F; - WRITEL(reg, mfc_regs->e_rc_qp_bound); + writel(reg, mfc_regs->e_rc_qp_bound); /* other QPs */ - WRITEL(0x0, mfc_regs->e_fixed_picture_qp); + writel(0x0, mfc_regs->e_fixed_picture_qp); if (!p->rc_frame && !p->rc_mb) { reg = 0; reg |= ((p_h264->rc_b_frame_qp & 0x3F) << 16); reg |= ((p_h264->rc_p_frame_qp & 0x3F) << 8); reg |= p_h264->rc_frame_qp & 0x3F; - WRITEL(reg, mfc_regs->e_fixed_picture_qp); + writel(reg, mfc_regs->e_fixed_picture_qp); } /* frame rate */ @@ -862,38 +857,38 @@ static int s5p_mfc_set_enc_params_h264(struct s5p_mfc_ctx *ctx) reg = 0; reg |= ((p->rc_framerate_num & 0xFFFF) << 16); reg |= p->rc_framerate_denom & 0xFFFF; - WRITEL(reg, mfc_regs->e_rc_frame_rate); + writel(reg, mfc_regs->e_rc_frame_rate); } /* vbv buffer size */ if (p->frame_skip_mode == V4L2_MPEG_MFC51_VIDEO_FRAME_SKIP_MODE_BUF_LIMIT) { - WRITEL(p_h264->cpb_size & 0xFFFF, + writel(p_h264->cpb_size & 0xFFFF, mfc_regs->e_vbv_buffer_size); if (p->rc_frame) - WRITEL(p->vbv_delay, mfc_regs->e_vbv_init_delay); + writel(p->vbv_delay, mfc_regs->e_vbv_init_delay); } /* interlace */ reg = 0; reg |= ((p_h264->interlace & 0x1) << 3); - WRITEL(reg, mfc_regs->e_h264_options); + writel(reg, mfc_regs->e_h264_options); /* height */ if (p_h264->interlace) { - WRITEL(ctx->img_height >> 1, + writel(ctx->img_height >> 1, mfc_regs->e_frame_height); /* 32 align */ /* cropped height */ - WRITEL(ctx->img_height >> 1, + writel(ctx->img_height >> 1, mfc_regs->e_cropped_frame_height); } /* loop filter ctrl */ - reg = READL(mfc_regs->e_h264_options); + reg = readl(mfc_regs->e_h264_options); reg &= ~(0x3 << 1); reg |= ((p_h264->loop_filter_mode & 0x3) << 1); - WRITEL(reg, mfc_regs->e_h264_options); + writel(reg, mfc_regs->e_h264_options); /* loopfilter alpha offset */ if (p_h264->loop_filter_alpha < 0) { @@ -903,7 +898,7 @@ static int s5p_mfc_set_enc_params_h264(struct s5p_mfc_ctx *ctx) reg = 0x00; reg |= (p_h264->loop_filter_alpha & 0xF); } - WRITEL(reg, mfc_regs->e_h264_lf_alpha_offset); + writel(reg, mfc_regs->e_h264_lf_alpha_offset); /* loopfilter beta offset */ if (p_h264->loop_filter_beta < 0) { @@ -913,28 +908,28 @@ static int s5p_mfc_set_enc_params_h264(struct s5p_mfc_ctx *ctx) reg = 0x00; reg |= (p_h264->loop_filter_beta & 0xF); } - WRITEL(reg, mfc_regs->e_h264_lf_beta_offset); + writel(reg, mfc_regs->e_h264_lf_beta_offset); /* entropy coding mode */ - reg = READL(mfc_regs->e_h264_options); + reg = readl(mfc_regs->e_h264_options); reg &= ~(0x1); reg |= p_h264->entropy_mode & 0x1; - WRITEL(reg, mfc_regs->e_h264_options); + writel(reg, mfc_regs->e_h264_options); /* number of ref. picture */ - reg = READL(mfc_regs->e_h264_options); + reg = readl(mfc_regs->e_h264_options); reg &= ~(0x1 << 7); reg |= (((p_h264->num_ref_pic_4p - 1) & 0x1) << 7); - WRITEL(reg, mfc_regs->e_h264_options); + writel(reg, mfc_regs->e_h264_options); /* 8x8 transform enable */ - reg = READL(mfc_regs->e_h264_options); + reg = readl(mfc_regs->e_h264_options); reg &= ~(0x3 << 12); reg |= ((p_h264->_8x8_transform & 0x3) << 12); - WRITEL(reg, mfc_regs->e_h264_options); + writel(reg, mfc_regs->e_h264_options); /* macroblock adaptive scaling features */ - WRITEL(0x0, mfc_regs->e_mb_rc_config); + writel(0x0, mfc_regs->e_mb_rc_config); if (p->rc_mb) { reg = 0; /** dark region */ @@ -945,95 +940,95 @@ static int s5p_mfc_set_enc_params_h264(struct s5p_mfc_ctx *ctx) reg |= ((p_h264->rc_mb_static & 0x1) << 1); /** high activity region */ reg |= p_h264->rc_mb_activity & 0x1; - WRITEL(reg, mfc_regs->e_mb_rc_config); + writel(reg, mfc_regs->e_mb_rc_config); } /* aspect ratio VUI */ - READL(mfc_regs->e_h264_options); + readl(mfc_regs->e_h264_options); reg &= ~(0x1 << 5); reg |= ((p_h264->vui_sar & 0x1) << 5); - WRITEL(reg, mfc_regs->e_h264_options); + writel(reg, mfc_regs->e_h264_options); - WRITEL(0x0, mfc_regs->e_aspect_ratio); - WRITEL(0x0, mfc_regs->e_extended_sar); + writel(0x0, mfc_regs->e_aspect_ratio); + writel(0x0, mfc_regs->e_extended_sar); if (p_h264->vui_sar) { /* aspect ration IDC */ reg = 0; reg |= p_h264->vui_sar_idc & 0xFF; - WRITEL(reg, mfc_regs->e_aspect_ratio); + writel(reg, mfc_regs->e_aspect_ratio); if (p_h264->vui_sar_idc == 0xFF) { /* extended SAR */ reg = 0; reg |= (p_h264->vui_ext_sar_width & 0xFFFF) << 16; reg |= p_h264->vui_ext_sar_height & 0xFFFF; - WRITEL(reg, mfc_regs->e_extended_sar); + writel(reg, mfc_regs->e_extended_sar); } } /* intra picture period for H.264 open GOP */ /* control */ - READL(mfc_regs->e_h264_options); + readl(mfc_regs->e_h264_options); reg &= ~(0x1 << 4); reg |= ((p_h264->open_gop & 0x1) << 4); - WRITEL(reg, mfc_regs->e_h264_options); + writel(reg, mfc_regs->e_h264_options); /* value */ - WRITEL(0x0, mfc_regs->e_h264_i_period); + writel(0x0, mfc_regs->e_h264_i_period); if (p_h264->open_gop) { reg = 0; reg |= p_h264->open_gop_size & 0xFFFF; - WRITEL(reg, mfc_regs->e_h264_i_period); + writel(reg, mfc_regs->e_h264_i_period); } /* 'WEIGHTED_BI_PREDICTION' for B is disable */ - READL(mfc_regs->e_h264_options); + readl(mfc_regs->e_h264_options); reg &= ~(0x3 << 9); - WRITEL(reg, mfc_regs->e_h264_options); + writel(reg, mfc_regs->e_h264_options); /* 'CONSTRAINED_INTRA_PRED_ENABLE' is disable */ - READL(mfc_regs->e_h264_options); + readl(mfc_regs->e_h264_options); reg &= ~(0x1 << 14); - WRITEL(reg, mfc_regs->e_h264_options); + writel(reg, mfc_regs->e_h264_options); /* ASO */ - READL(mfc_regs->e_h264_options); + readl(mfc_regs->e_h264_options); reg &= ~(0x1 << 6); reg |= ((p_h264->aso & 0x1) << 6); - WRITEL(reg, mfc_regs->e_h264_options); + writel(reg, mfc_regs->e_h264_options); /* hier qp enable */ - READL(mfc_regs->e_h264_options); + readl(mfc_regs->e_h264_options); reg &= ~(0x1 << 8); reg |= ((p_h264->open_gop & 0x1) << 8); - WRITEL(reg, mfc_regs->e_h264_options); + writel(reg, mfc_regs->e_h264_options); reg = 0; if (p_h264->hier_qp && p_h264->hier_qp_layer) { reg |= (p_h264->hier_qp_type & 0x1) << 0x3; reg |= p_h264->hier_qp_layer & 0x7; - WRITEL(reg, mfc_regs->e_h264_num_t_layer); + writel(reg, mfc_regs->e_h264_num_t_layer); /* QP value for each layer */ for (i = 0; i < p_h264->hier_qp_layer && i < ARRAY_SIZE(p_h264->hier_qp_layer_qp); i++) { - WRITEL(p_h264->hier_qp_layer_qp[i], + writel(p_h264->hier_qp_layer_qp[i], mfc_regs->e_h264_hierarchical_qp_layer0 + i * 4); } } /* number of coding layer should be zero when hierarchical is disable */ - WRITEL(reg, mfc_regs->e_h264_num_t_layer); + writel(reg, mfc_regs->e_h264_num_t_layer); /* frame packing SEI generation */ - READL(mfc_regs->e_h264_options); + readl(mfc_regs->e_h264_options); reg &= ~(0x1 << 25); reg |= ((p_h264->sei_frame_packing & 0x1) << 25); - WRITEL(reg, mfc_regs->e_h264_options); + writel(reg, mfc_regs->e_h264_options); if (p_h264->sei_frame_packing) { reg = 0; /** current frame0 flag */ reg |= ((p_h264->sei_fp_curr_frame_0 & 0x1) << 2); /** arrangement type */ reg |= p_h264->sei_fp_arrangement_type & 0x3; - WRITEL(reg, mfc_regs->e_h264_frame_packing_sei_info); + writel(reg, mfc_regs->e_h264_frame_packing_sei_info); } if (p_h264->fmo) { @@ -1042,7 +1037,7 @@ static int s5p_mfc_set_enc_params_h264(struct s5p_mfc_ctx *ctx) if (p_h264->fmo_slice_grp > 4) p_h264->fmo_slice_grp = 4; for (i = 0; i < (p_h264->fmo_slice_grp & 0xF); i++) - WRITEL(p_h264->fmo_run_len[i] - 1, + writel(p_h264->fmo_run_len[i] - 1, mfc_regs->e_h264_fmo_run_length_minus1_0 + i * 4); break; @@ -1054,10 +1049,10 @@ static int s5p_mfc_set_enc_params_h264(struct s5p_mfc_ctx *ctx) case V4L2_MPEG_VIDEO_H264_FMO_MAP_TYPE_WIPE_SCAN: if (p_h264->fmo_slice_grp > 2) p_h264->fmo_slice_grp = 2; - WRITEL(p_h264->fmo_chg_dir & 0x1, + writel(p_h264->fmo_chg_dir & 0x1, mfc_regs->e_h264_fmo_slice_grp_change_dir); /* the valid range is 0 ~ number of macroblocks -1 */ - WRITEL(p_h264->fmo_chg_rate, + writel(p_h264->fmo_chg_rate, mfc_regs->e_h264_fmo_slice_grp_change_rate_minus1); break; default: @@ -1068,12 +1063,12 @@ static int s5p_mfc_set_enc_params_h264(struct s5p_mfc_ctx *ctx) break; } - WRITEL(p_h264->fmo_map_type, + writel(p_h264->fmo_map_type, mfc_regs->e_h264_fmo_slice_grp_map_type); - WRITEL(p_h264->fmo_slice_grp - 1, + writel(p_h264->fmo_slice_grp - 1, mfc_regs->e_h264_fmo_num_slice_grp_minus1); } else { - WRITEL(0, mfc_regs->e_h264_fmo_num_slice_grp_minus1); + writel(0, mfc_regs->e_h264_fmo_num_slice_grp_minus1); } mfc_debug_leave(); @@ -1094,10 +1089,10 @@ static int s5p_mfc_set_enc_params_mpeg4(struct s5p_mfc_ctx *ctx) s5p_mfc_set_enc_params(ctx); /* pictype : number of B */ - reg = READL(mfc_regs->e_gop_config); + reg = readl(mfc_regs->e_gop_config); reg &= ~(0x3 << 16); reg |= ((p->num_b_frame & 0x3) << 16); - WRITEL(reg, mfc_regs->e_gop_config); + writel(reg, mfc_regs->e_gop_config); /* profile & level */ reg = 0; @@ -1105,19 +1100,19 @@ static int s5p_mfc_set_enc_params_mpeg4(struct s5p_mfc_ctx *ctx) reg |= ((p_mpeg4->level & 0xFF) << 8); /** profile - 0 ~ 1 */ reg |= p_mpeg4->profile & 0x3F; - WRITEL(reg, mfc_regs->e_picture_profile); + writel(reg, mfc_regs->e_picture_profile); /* rate control config. */ - reg = READL(mfc_regs->e_rc_config); + reg = readl(mfc_regs->e_rc_config); /** macroblock level rate control */ reg &= ~(0x1 << 8); reg |= ((p->rc_mb & 0x1) << 8); - WRITEL(reg, mfc_regs->e_rc_config); + writel(reg, mfc_regs->e_rc_config); /** frame QP */ reg &= ~(0x3F); reg |= p_mpeg4->rc_frame_qp & 0x3F; - WRITEL(reg, mfc_regs->e_rc_config); + writel(reg, mfc_regs->e_rc_config); /* max & min value of QP */ reg = 0; @@ -1125,16 +1120,16 @@ static int s5p_mfc_set_enc_params_mpeg4(struct s5p_mfc_ctx *ctx) reg |= ((p_mpeg4->rc_max_qp & 0x3F) << 8); /** min QP */ reg |= p_mpeg4->rc_min_qp & 0x3F; - WRITEL(reg, mfc_regs->e_rc_qp_bound); + writel(reg, mfc_regs->e_rc_qp_bound); /* other QPs */ - WRITEL(0x0, mfc_regs->e_fixed_picture_qp); + writel(0x0, mfc_regs->e_fixed_picture_qp); if (!p->rc_frame && !p->rc_mb) { reg = 0; reg |= ((p_mpeg4->rc_b_frame_qp & 0x3F) << 16); reg |= ((p_mpeg4->rc_p_frame_qp & 0x3F) << 8); reg |= p_mpeg4->rc_frame_qp & 0x3F; - WRITEL(reg, mfc_regs->e_fixed_picture_qp); + writel(reg, mfc_regs->e_fixed_picture_qp); } /* frame rate */ @@ -1142,21 +1137,21 @@ static int s5p_mfc_set_enc_params_mpeg4(struct s5p_mfc_ctx *ctx) reg = 0; reg |= ((p->rc_framerate_num & 0xFFFF) << 16); reg |= p->rc_framerate_denom & 0xFFFF; - WRITEL(reg, mfc_regs->e_rc_frame_rate); + writel(reg, mfc_regs->e_rc_frame_rate); } /* vbv buffer size */ if (p->frame_skip_mode == V4L2_MPEG_MFC51_VIDEO_FRAME_SKIP_MODE_BUF_LIMIT) { - WRITEL(p->vbv_size & 0xFFFF, mfc_regs->e_vbv_buffer_size); + writel(p->vbv_size & 0xFFFF, mfc_regs->e_vbv_buffer_size); if (p->rc_frame) - WRITEL(p->vbv_delay, mfc_regs->e_vbv_init_delay); + writel(p->vbv_delay, mfc_regs->e_vbv_init_delay); } /* Disable HEC */ - WRITEL(0x0, mfc_regs->e_mpeg4_options); - WRITEL(0x0, mfc_regs->e_mpeg4_hec_period); + writel(0x0, mfc_regs->e_mpeg4_options); + writel(0x0, mfc_regs->e_mpeg4_hec_period); mfc_debug_leave(); @@ -1179,19 +1174,19 @@ static int s5p_mfc_set_enc_params_h263(struct s5p_mfc_ctx *ctx) reg = 0; /** profile */ reg |= (0x1 << 4); - WRITEL(reg, mfc_regs->e_picture_profile); + writel(reg, mfc_regs->e_picture_profile); /* rate control config. */ - reg = READL(mfc_regs->e_rc_config); + reg = readl(mfc_regs->e_rc_config); /** macroblock level rate control */ reg &= ~(0x1 << 8); reg |= ((p->rc_mb & 0x1) << 8); - WRITEL(reg, mfc_regs->e_rc_config); + writel(reg, mfc_regs->e_rc_config); /** frame QP */ reg &= ~(0x3F); reg |= p_h263->rc_frame_qp & 0x3F; - WRITEL(reg, mfc_regs->e_rc_config); + writel(reg, mfc_regs->e_rc_config); /* max & min value of QP */ reg = 0; @@ -1199,16 +1194,16 @@ static int s5p_mfc_set_enc_params_h263(struct s5p_mfc_ctx *ctx) reg |= ((p_h263->rc_max_qp & 0x3F) << 8); /** min QP */ reg |= p_h263->rc_min_qp & 0x3F; - WRITEL(reg, mfc_regs->e_rc_qp_bound); + writel(reg, mfc_regs->e_rc_qp_bound); /* other QPs */ - WRITEL(0x0, mfc_regs->e_fixed_picture_qp); + writel(0x0, mfc_regs->e_fixed_picture_qp); if (!p->rc_frame && !p->rc_mb) { reg = 0; reg |= ((p_h263->rc_b_frame_qp & 0x3F) << 16); reg |= ((p_h263->rc_p_frame_qp & 0x3F) << 8); reg |= p_h263->rc_frame_qp & 0x3F; - WRITEL(reg, mfc_regs->e_fixed_picture_qp); + writel(reg, mfc_regs->e_fixed_picture_qp); } /* frame rate */ @@ -1216,16 +1211,16 @@ static int s5p_mfc_set_enc_params_h263(struct s5p_mfc_ctx *ctx) reg = 0; reg |= ((p->rc_framerate_num & 0xFFFF) << 16); reg |= p->rc_framerate_denom & 0xFFFF; - WRITEL(reg, mfc_regs->e_rc_frame_rate); + writel(reg, mfc_regs->e_rc_frame_rate); } /* vbv buffer size */ if (p->frame_skip_mode == V4L2_MPEG_MFC51_VIDEO_FRAME_SKIP_MODE_BUF_LIMIT) { - WRITEL(p->vbv_size & 0xFFFF, mfc_regs->e_vbv_buffer_size); + writel(p->vbv_size & 0xFFFF, mfc_regs->e_vbv_buffer_size); if (p->rc_frame) - WRITEL(p->vbv_delay, mfc_regs->e_vbv_init_delay); + writel(p->vbv_delay, mfc_regs->e_vbv_init_delay); } mfc_debug_leave(); @@ -1247,57 +1242,57 @@ static int s5p_mfc_set_enc_params_vp8(struct s5p_mfc_ctx *ctx) s5p_mfc_set_enc_params(ctx); /* pictype : number of B */ - reg = READL(mfc_regs->e_gop_config); + reg = readl(mfc_regs->e_gop_config); reg &= ~(0x3 << 16); reg |= ((p->num_b_frame & 0x3) << 16); - WRITEL(reg, mfc_regs->e_gop_config); + writel(reg, mfc_regs->e_gop_config); /* profile - 0 ~ 3 */ reg = p_vp8->profile & 0x3; - WRITEL(reg, mfc_regs->e_picture_profile); + writel(reg, mfc_regs->e_picture_profile); /* rate control config. */ - reg = READL(mfc_regs->e_rc_config); + reg = readl(mfc_regs->e_rc_config); /** macroblock level rate control */ reg &= ~(0x1 << 8); reg |= ((p->rc_mb & 0x1) << 8); - WRITEL(reg, mfc_regs->e_rc_config); + writel(reg, mfc_regs->e_rc_config); /* frame rate */ if (p->rc_frame && p->rc_framerate_num && p->rc_framerate_denom) { reg = 0; reg |= ((p->rc_framerate_num & 0xFFFF) << 16); reg |= p->rc_framerate_denom & 0xFFFF; - WRITEL(reg, mfc_regs->e_rc_frame_rate); + writel(reg, mfc_regs->e_rc_frame_rate); } /* frame QP */ reg &= ~(0x7F); reg |= p_vp8->rc_frame_qp & 0x7F; - WRITEL(reg, mfc_regs->e_rc_config); + writel(reg, mfc_regs->e_rc_config); /* other QPs */ - WRITEL(0x0, mfc_regs->e_fixed_picture_qp); + writel(0x0, mfc_regs->e_fixed_picture_qp); if (!p->rc_frame && !p->rc_mb) { reg = 0; reg |= ((p_vp8->rc_p_frame_qp & 0x7F) << 8); reg |= p_vp8->rc_frame_qp & 0x7F; - WRITEL(reg, mfc_regs->e_fixed_picture_qp); + writel(reg, mfc_regs->e_fixed_picture_qp); } /* max QP */ reg = ((p_vp8->rc_max_qp & 0x7F) << 8); /* min QP */ reg |= p_vp8->rc_min_qp & 0x7F; - WRITEL(reg, mfc_regs->e_rc_qp_bound); + writel(reg, mfc_regs->e_rc_qp_bound); /* vbv buffer size */ if (p->frame_skip_mode == V4L2_MPEG_MFC51_VIDEO_FRAME_SKIP_MODE_BUF_LIMIT) { - WRITEL(p->vbv_size & 0xFFFF, mfc_regs->e_vbv_buffer_size); + writel(p->vbv_size & 0xFFFF, mfc_regs->e_vbv_buffer_size); if (p->rc_frame) - WRITEL(p->vbv_delay, mfc_regs->e_vbv_init_delay); + writel(p->vbv_delay, mfc_regs->e_vbv_init_delay); } /* VP8 specific params */ @@ -1319,7 +1314,7 @@ static int s5p_mfc_set_enc_params_vp8(struct s5p_mfc_ctx *ctx) } reg |= (val & 0xF) << 3; reg |= (p_vp8->num_ref & 0x2); - WRITEL(reg, mfc_regs->e_vp8_options); + writel(reg, mfc_regs->e_vp8_options); mfc_debug_leave(); @@ -1338,9 +1333,9 @@ static int s5p_mfc_init_decode_v6(struct s5p_mfc_ctx *ctx) mfc_debug(2, "InstNo: %d/%d\n", ctx->inst_no, S5P_FIMV_CH_SEQ_HEADER_V6); mfc_debug(2, "BUFs: %08x %08x %08x\n", - READL(mfc_regs->d_cpb_buffer_addr), - READL(mfc_regs->d_cpb_buffer_addr), - READL(mfc_regs->d_cpb_buffer_addr)); + readl(mfc_regs->d_cpb_buffer_addr), + readl(mfc_regs->d_cpb_buffer_addr), + readl(mfc_regs->d_cpb_buffer_addr)); /* FMO_ASO_CTRL - 0: Enable, 1: Disable */ reg |= (fmo_aso_ctrl << S5P_FIMV_D_OPT_FMO_ASO_CTRL_MASK_V6); @@ -1351,11 +1346,11 @@ static int s5p_mfc_init_decode_v6(struct s5p_mfc_ctx *ctx) * set to negative value. */ if (ctx->display_delay >= 0) { reg |= (0x1 << S5P_FIMV_D_OPT_DDELAY_EN_SHIFT_V6); - WRITEL(ctx->display_delay, mfc_regs->d_display_delay); + writel(ctx->display_delay, mfc_regs->d_display_delay); } if (IS_MFCV7_PLUS(dev) || IS_MFCV6_V2(dev)) { - WRITEL(reg, mfc_regs->d_dec_options); + writel(reg, mfc_regs->d_dec_options); reg = 0; } @@ -1370,22 +1365,22 @@ static int s5p_mfc_init_decode_v6(struct s5p_mfc_ctx *ctx) reg |= (0x1 << S5P_FIMV_D_OPT_TILE_MODE_SHIFT_V6); if (IS_MFCV7_PLUS(dev) || IS_MFCV6_V2(dev)) - WRITEL(reg, mfc_regs->d_init_buffer_options); + writel(reg, mfc_regs->d_init_buffer_options); else - WRITEL(reg, mfc_regs->d_dec_options); + writel(reg, mfc_regs->d_dec_options); /* 0: NV12(CbCr), 1: NV21(CrCb) */ if (ctx->dst_fmt->fourcc == V4L2_PIX_FMT_NV21M) - WRITEL(0x1, mfc_regs->pixel_format); + writel(0x1, mfc_regs->pixel_format); else - WRITEL(0x0, mfc_regs->pixel_format); + writel(0x0, mfc_regs->pixel_format); /* sei parse */ - WRITEL(ctx->sei_fp_parse & 0x1, mfc_regs->d_sei_enable); + writel(ctx->sei_fp_parse & 0x1, mfc_regs->d_sei_enable); - WRITEL(ctx->inst_no, mfc_regs->instance_id); - s5p_mfc_hw_call(dev->mfc_cmds, cmd_host2risc, dev, + writel(ctx->inst_no, mfc_regs->instance_id); + s5p_mfc_hw_call_void(dev->mfc_cmds, cmd_host2risc, dev, S5P_FIMV_CH_SEQ_HEADER_V6, NULL); mfc_debug_leave(); @@ -1400,8 +1395,8 @@ static inline void s5p_mfc_set_flush(struct s5p_mfc_ctx *ctx, int flush) if (flush) { dev->curr_ctx = ctx->num; s5p_mfc_clean_ctx_int_flags(ctx); - WRITEL(ctx->inst_no, mfc_regs->instance_id); - s5p_mfc_hw_call(dev->mfc_cmds, cmd_host2risc, dev, + writel(ctx->inst_no, mfc_regs->instance_id); + s5p_mfc_hw_call_void(dev->mfc_cmds, cmd_host2risc, dev, S5P_FIMV_H2R_CMD_FLUSH_V6, NULL); } } @@ -1413,19 +1408,19 @@ static int s5p_mfc_decode_one_frame_v6(struct s5p_mfc_ctx *ctx, struct s5p_mfc_dev *dev = ctx->dev; const struct s5p_mfc_regs *mfc_regs = dev->mfc_regs; - WRITEL(ctx->dec_dst_flag, mfc_regs->d_available_dpb_flag_lower); - WRITEL(ctx->slice_interface & 0x1, mfc_regs->d_slice_if_enable); + writel(ctx->dec_dst_flag, mfc_regs->d_available_dpb_flag_lower); + writel(ctx->slice_interface & 0x1, mfc_regs->d_slice_if_enable); - WRITEL(ctx->inst_no, mfc_regs->instance_id); + writel(ctx->inst_no, mfc_regs->instance_id); /* Issue different commands to instance basing on whether it * is the last frame or not. */ switch (last_frame) { case 0: - s5p_mfc_hw_call(dev->mfc_cmds, cmd_host2risc, dev, + s5p_mfc_hw_call_void(dev->mfc_cmds, cmd_host2risc, dev, S5P_FIMV_CH_FRAME_START_V6, NULL); break; case 1: - s5p_mfc_hw_call(dev->mfc_cmds, cmd_host2risc, dev, + s5p_mfc_hw_call_void(dev->mfc_cmds, cmd_host2risc, dev, S5P_FIMV_CH_LAST_FRAME_V6, NULL); break; default: @@ -1458,12 +1453,12 @@ static int s5p_mfc_init_encode_v6(struct s5p_mfc_ctx *ctx) /* Set stride lengths for v7 & above */ if (IS_MFCV7_PLUS(dev)) { - WRITEL(ctx->img_width, mfc_regs->e_source_first_plane_stride); - WRITEL(ctx->img_width, mfc_regs->e_source_second_plane_stride); + writel(ctx->img_width, mfc_regs->e_source_first_plane_stride); + writel(ctx->img_width, mfc_regs->e_source_second_plane_stride); } - WRITEL(ctx->inst_no, mfc_regs->instance_id); - s5p_mfc_hw_call(dev->mfc_cmds, cmd_host2risc, dev, + writel(ctx->inst_no, mfc_regs->instance_id); + s5p_mfc_hw_call_void(dev->mfc_cmds, cmd_host2risc, dev, S5P_FIMV_CH_SEQ_HEADER_V6, NULL); return 0; @@ -1479,7 +1474,7 @@ static int s5p_mfc_h264_set_aso_slice_order_v6(struct s5p_mfc_ctx *ctx) if (p_h264->aso) { for (i = 0; i < ARRAY_SIZE(p_h264->aso_slice_order); i++) { - WRITEL(p_h264->aso_slice_order[i], + writel(p_h264->aso_slice_order[i], mfc_regs->e_h264_aso_slice_order_0 + i * 4); } } @@ -1501,8 +1496,8 @@ static int s5p_mfc_encode_one_frame_v6(struct s5p_mfc_ctx *ctx) s5p_mfc_set_slice_mode(ctx); - WRITEL(ctx->inst_no, mfc_regs->instance_id); - s5p_mfc_hw_call(dev->mfc_cmds, cmd_host2risc, dev, + writel(ctx->inst_no, mfc_regs->instance_id); + s5p_mfc_hw_call_void(dev->mfc_cmds, cmd_host2risc, dev, S5P_FIMV_CH_FRAME_START_V6, NULL); mfc_debug(2, "--\n"); @@ -1877,15 +1872,15 @@ static void s5p_mfc_cleanup_queue_v6(struct list_head *lh, struct vb2_queue *vq) static void s5p_mfc_clear_int_flags_v6(struct s5p_mfc_dev *dev) { const struct s5p_mfc_regs *mfc_regs = dev->mfc_regs; - WRITEL(0, mfc_regs->risc2host_command); - WRITEL(0, mfc_regs->risc2host_int); + writel(0, mfc_regs->risc2host_command); + writel(0, mfc_regs->risc2host_int); } static void s5p_mfc_write_info_v6(struct s5p_mfc_ctx *ctx, unsigned int data, unsigned int ofs) { s5p_mfc_clock_on(); - WRITEL(data, (void *)ofs); + writel(data, (volatile void __iomem *)((unsigned long)ofs)); s5p_mfc_clock_off(); } @@ -1895,7 +1890,7 @@ s5p_mfc_read_info_v6(struct s5p_mfc_ctx *ctx, unsigned int ofs) int ret; s5p_mfc_clock_on(); - ret = READL((void *)ofs); + ret = readl((volatile void __iomem *)((unsigned long)ofs)); s5p_mfc_clock_off(); return ret; @@ -1903,51 +1898,51 @@ s5p_mfc_read_info_v6(struct s5p_mfc_ctx *ctx, unsigned int ofs) static int s5p_mfc_get_dspl_y_adr_v6(struct s5p_mfc_dev *dev) { - return READL(dev->mfc_regs->d_display_first_plane_addr); + return readl(dev->mfc_regs->d_display_first_plane_addr); } static int s5p_mfc_get_dec_y_adr_v6(struct s5p_mfc_dev *dev) { - return READL(dev->mfc_regs->d_decoded_first_plane_addr); + return readl(dev->mfc_regs->d_decoded_first_plane_addr); } static int s5p_mfc_get_dspl_status_v6(struct s5p_mfc_dev *dev) { - return READL(dev->mfc_regs->d_display_status); + return readl(dev->mfc_regs->d_display_status); } static int s5p_mfc_get_dec_status_v6(struct s5p_mfc_dev *dev) { - return READL(dev->mfc_regs->d_decoded_status); + return readl(dev->mfc_regs->d_decoded_status); } static int s5p_mfc_get_dec_frame_type_v6(struct s5p_mfc_dev *dev) { - return READL(dev->mfc_regs->d_decoded_frame_type) & + return readl(dev->mfc_regs->d_decoded_frame_type) & S5P_FIMV_DECODE_FRAME_MASK_V6; } static int s5p_mfc_get_disp_frame_type_v6(struct s5p_mfc_ctx *ctx) { struct s5p_mfc_dev *dev = ctx->dev; - return READL(dev->mfc_regs->d_display_frame_type) & + return readl(dev->mfc_regs->d_display_frame_type) & S5P_FIMV_DECODE_FRAME_MASK_V6; } static int s5p_mfc_get_consumed_stream_v6(struct s5p_mfc_dev *dev) { - return READL(dev->mfc_regs->d_decoded_nal_size); + return readl(dev->mfc_regs->d_decoded_nal_size); } static int s5p_mfc_get_int_reason_v6(struct s5p_mfc_dev *dev) { - return READL(dev->mfc_regs->risc2host_command) & + return readl(dev->mfc_regs->risc2host_command) & S5P_FIMV_RISC2HOST_CMD_MASK; } static int s5p_mfc_get_int_err_v6(struct s5p_mfc_dev *dev) { - return READL(dev->mfc_regs->error_code); + return readl(dev->mfc_regs->error_code); } static int s5p_mfc_err_dec_v6(unsigned int err) @@ -1962,87 +1957,87 @@ static int s5p_mfc_err_dspl_v6(unsigned int err) static int s5p_mfc_get_img_width_v6(struct s5p_mfc_dev *dev) { - return READL(dev->mfc_regs->d_display_frame_width); + return readl(dev->mfc_regs->d_display_frame_width); } static int s5p_mfc_get_img_height_v6(struct s5p_mfc_dev *dev) { - return READL(dev->mfc_regs->d_display_frame_height); + return readl(dev->mfc_regs->d_display_frame_height); } static int s5p_mfc_get_dpb_count_v6(struct s5p_mfc_dev *dev) { - return READL(dev->mfc_regs->d_min_num_dpb); + return readl(dev->mfc_regs->d_min_num_dpb); } static int s5p_mfc_get_mv_count_v6(struct s5p_mfc_dev *dev) { - return READL(dev->mfc_regs->d_min_num_mv); + return readl(dev->mfc_regs->d_min_num_mv); } static int s5p_mfc_get_inst_no_v6(struct s5p_mfc_dev *dev) { - return READL(dev->mfc_regs->ret_instance_id); + return readl(dev->mfc_regs->ret_instance_id); } static int s5p_mfc_get_enc_dpb_count_v6(struct s5p_mfc_dev *dev) { - return READL(dev->mfc_regs->e_num_dpb); + return readl(dev->mfc_regs->e_num_dpb); } static int s5p_mfc_get_enc_strm_size_v6(struct s5p_mfc_dev *dev) { - return READL(dev->mfc_regs->e_stream_size); + return readl(dev->mfc_regs->e_stream_size); } static int s5p_mfc_get_enc_slice_type_v6(struct s5p_mfc_dev *dev) { - return READL(dev->mfc_regs->e_slice_type); + return readl(dev->mfc_regs->e_slice_type); } static int s5p_mfc_get_enc_pic_count_v6(struct s5p_mfc_dev *dev) { - return READL(dev->mfc_regs->e_picture_count); + return readl(dev->mfc_regs->e_picture_count); } static int s5p_mfc_get_sei_avail_status_v6(struct s5p_mfc_ctx *ctx) { struct s5p_mfc_dev *dev = ctx->dev; - return READL(dev->mfc_regs->d_frame_pack_sei_avail); + return readl(dev->mfc_regs->d_frame_pack_sei_avail); } static int s5p_mfc_get_mvc_num_views_v6(struct s5p_mfc_dev *dev) { - return READL(dev->mfc_regs->d_mvc_num_views); + return readl(dev->mfc_regs->d_mvc_num_views); } static int s5p_mfc_get_mvc_view_id_v6(struct s5p_mfc_dev *dev) { - return READL(dev->mfc_regs->d_mvc_view_id); + return readl(dev->mfc_regs->d_mvc_view_id); } static unsigned int s5p_mfc_get_pic_type_top_v6(struct s5p_mfc_ctx *ctx) { return s5p_mfc_read_info_v6(ctx, - (unsigned int) ctx->dev->mfc_regs->d_ret_picture_tag_top); + (__force unsigned long) ctx->dev->mfc_regs->d_ret_picture_tag_top); } static unsigned int s5p_mfc_get_pic_type_bot_v6(struct s5p_mfc_ctx *ctx) { return s5p_mfc_read_info_v6(ctx, - (unsigned int) ctx->dev->mfc_regs->d_ret_picture_tag_bot); + (__force unsigned long) ctx->dev->mfc_regs->d_ret_picture_tag_bot); } static unsigned int s5p_mfc_get_crop_info_h_v6(struct s5p_mfc_ctx *ctx) { return s5p_mfc_read_info_v6(ctx, - (unsigned int) ctx->dev->mfc_regs->d_display_crop_info1); + (__force unsigned long) ctx->dev->mfc_regs->d_display_crop_info1); } static unsigned int s5p_mfc_get_crop_info_v_v6(struct s5p_mfc_ctx *ctx) { return s5p_mfc_read_info_v6(ctx, - (unsigned int) ctx->dev->mfc_regs->d_display_crop_info2); + (__force unsigned long) ctx->dev->mfc_regs->d_display_crop_info2); } static struct s5p_mfc_regs mfc_regs; diff --git a/drivers/media/platform/s5p-mfc/s5p_mfc_pm.c b/drivers/media/platform/s5p-mfc/s5p_mfc_pm.c index b6a8be9..826c489 100644 --- a/drivers/media/platform/s5p-mfc/s5p_mfc_pm.c +++ b/drivers/media/platform/s5p-mfc/s5p_mfc_pm.c @@ -21,7 +21,7 @@ #include "s5p_mfc_pm.h" #define MFC_GATE_CLK_NAME "mfc" -#define MFC_SCLK_NAME "sclk-mfc" +#define MFC_SCLK_NAME "sclk_mfc" #define MFC_SCLK_RATE (200 * 1000000) #define CLK_DEBUG diff --git a/drivers/media/platform/s5p-tv/Kconfig b/drivers/media/platform/s5p-tv/Kconfig index 369a4c1..a9d56f8 100644 --- a/drivers/media/platform/s5p-tv/Kconfig +++ b/drivers/media/platform/s5p-tv/Kconfig @@ -8,7 +8,8 @@ config VIDEO_SAMSUNG_S5P_TV bool "Samsung TV driver for S5P platform" - depends on (PLAT_S5P || ARCH_EXYNOS) && PM_RUNTIME + depends on PM_RUNTIME + depends on PLAT_S5P || ARCH_EXYNOS || COMPILE_TEST default n ---help--- Say Y here to enable selecting the TV output devices for @@ -70,6 +71,7 @@ config VIDEO_SAMSUNG_S5P_MIXER tristate "Samsung Mixer and Video Processor Driver" depends on VIDEO_DEV && VIDEO_V4L2 depends on VIDEO_SAMSUNG_S5P_TV + depends on HAS_DMA select VIDEOBUF2_DMA_CONTIG help Say Y here if you want support for the Mixer in Samsung S5P SoCs. diff --git a/drivers/media/platform/s5p-tv/hdmi_drv.c b/drivers/media/platform/s5p-tv/hdmi_drv.c index 754740f..37c8bd6 100644 --- a/drivers/media/platform/s5p-tv/hdmi_drv.c +++ b/drivers/media/platform/s5p-tv/hdmi_drv.c @@ -615,7 +615,7 @@ static int hdmi_s_power(struct v4l2_subdev *sd, int on) else ret = pm_runtime_put_sync(hdev->dev); /* only values < 0 indicate errors */ - return IS_ERR_VALUE(ret) ? ret : 0; + return ret < 0 ? ret : 0; } static int hdmi_s_dv_timings(struct v4l2_subdev *sd, diff --git a/drivers/media/platform/s5p-tv/sdo_drv.c b/drivers/media/platform/s5p-tv/sdo_drv.c index 5a7c379..72cf892 100644 --- a/drivers/media/platform/s5p-tv/sdo_drv.c +++ b/drivers/media/platform/s5p-tv/sdo_drv.c @@ -190,7 +190,7 @@ static int sdo_s_power(struct v4l2_subdev *sd, int on) ret = pm_runtime_put_sync(dev); /* only values < 0 indicate errors */ - return IS_ERR_VALUE(ret) ? ret : 0; + return ret < 0 ? ret : 0; } static int sdo_streamon(struct sdo_device *sdev) diff --git a/drivers/media/platform/s5p-tv/sii9234_drv.c b/drivers/media/platform/s5p-tv/sii9234_drv.c index 3dd762e..db8c17b 100644 --- a/drivers/media/platform/s5p-tv/sii9234_drv.c +++ b/drivers/media/platform/s5p-tv/sii9234_drv.c @@ -289,7 +289,7 @@ static int sii9234_s_power(struct v4l2_subdev *sd, int on) else ret = pm_runtime_put(&ctx->client->dev); /* only values < 0 indicate errors */ - return IS_ERR_VALUE(ret) ? ret : 0; + return ret < 0 ? ret : 0; } static int sii9234_s_stream(struct v4l2_subdev *sd, int enable) diff --git a/drivers/media/platform/sh_veu.c b/drivers/media/platform/sh_veu.c index 8dc279d..be3b3bc 100644 --- a/drivers/media/platform/sh_veu.c +++ b/drivers/media/platform/sh_veu.c @@ -26,6 +26,7 @@ #include <media/v4l2-device.h> #include <media/v4l2-ioctl.h> #include <media/v4l2-mem2mem.h> +#include <media/v4l2-image-sizes.h> #include <media/videobuf2-dma-contig.h> #define VEU_STR 0x00 /* start register */ @@ -135,9 +136,6 @@ enum sh_veu_fmt_idx { SH_VEU_FMT_RGB24, }; -#define VGA_WIDTH 640 -#define VGA_HEIGHT 480 - #define DEFAULT_IN_WIDTH VGA_WIDTH #define DEFAULT_IN_HEIGHT VGA_HEIGHT #define DEFAULT_IN_FMTIDX SH_VEU_FMT_NV12 diff --git a/drivers/media/platform/soc_camera/Kconfig b/drivers/media/platform/soc_camera/Kconfig index 6540847..f2776cd 100644 --- a/drivers/media/platform/soc_camera/Kconfig +++ b/drivers/media/platform/soc_camera/Kconfig @@ -20,6 +20,8 @@ config SOC_CAMERA_PLATFORM config VIDEO_MX3 tristate "i.MX3x Camera Sensor Interface driver" depends on VIDEO_DEV && MX3_IPU && SOC_CAMERA + depends on MX3_IPU || COMPILE_TEST + depends on HAS_DMA select VIDEOBUF2_DMA_CONTIG ---help--- This is a v4l2 driver for the i.MX3x Camera Sensor Interface @@ -35,6 +37,7 @@ config VIDEO_RCAR_VIN tristate "R-Car Video Input (VIN) support" depends on VIDEO_DEV && SOC_CAMERA depends on ARCH_SHMOBILE || COMPILE_TEST + depends on HAS_DMA select VIDEOBUF2_DMA_CONTIG select SOC_CAMERA_SCALE_CROP ---help--- @@ -51,6 +54,7 @@ config VIDEO_SH_MOBILE_CEU tristate "SuperH Mobile CEU Interface driver" depends on VIDEO_DEV && SOC_CAMERA && HAS_DMA && HAVE_CLK depends on ARCH_SHMOBILE || SUPERH || COMPILE_TEST + depends on HAS_DMA select VIDEOBUF2_DMA_CONTIG select SOC_CAMERA_SCALE_CROP ---help--- @@ -58,7 +62,9 @@ config VIDEO_SH_MOBILE_CEU config VIDEO_OMAP1 tristate "OMAP1 Camera Interface driver" - depends on VIDEO_DEV && ARCH_OMAP1 && SOC_CAMERA + depends on VIDEO_DEV && SOC_CAMERA + depends on ARCH_OMAP1 + depends on HAS_DMA select VIDEOBUF_DMA_CONTIG select VIDEOBUF_DMA_SG ---help--- @@ -66,14 +72,18 @@ config VIDEO_OMAP1 config VIDEO_MX2 tristate "i.MX27 Camera Sensor Interface driver" - depends on VIDEO_DEV && SOC_CAMERA && SOC_IMX27 + depends on VIDEO_DEV && SOC_CAMERA + depends on SOC_IMX27 || COMPILE_TEST + depends on HAS_DMA select VIDEOBUF2_DMA_CONTIG ---help--- This is a v4l2 driver for the i.MX27 Camera Sensor Interface config VIDEO_ATMEL_ISI tristate "ATMEL Image Sensor Interface (ISI) support" - depends on VIDEO_DEV && SOC_CAMERA && ARCH_AT91 + depends on VIDEO_DEV && SOC_CAMERA + depends on ARCH_AT91 || COMPILE_TEST + depends on HAS_DMA select VIDEOBUF2_DMA_CONTIG ---help--- This module makes the ATMEL Image Sensor Interface available diff --git a/drivers/media/platform/soc_camera/atmel-isi.c b/drivers/media/platform/soc_camera/atmel-isi.c index 3408b04..c5291b0 100644 --- a/drivers/media/platform/soc_camera/atmel-isi.c +++ b/drivers/media/platform/soc_camera/atmel-isi.c @@ -54,7 +54,7 @@ static void set_dma_ctrl(struct fbd *fb_desc, u32 ctrl) struct isi_dma_desc { struct list_head list; struct fbd *p_fbd; - u32 fbd_phys; + dma_addr_t fbd_phys; }; /* Frame buffer data */ @@ -75,7 +75,7 @@ struct atmel_isi { /* Allocate descriptors for dma buffer use */ struct fbd *p_fb_descriptors; - u32 fb_descriptors_phys; + dma_addr_t fb_descriptors_phys; struct list_head dma_desc_head; struct isi_dma_desc dma_desc[MAX_BUFFER_NUM]; @@ -169,7 +169,7 @@ static irqreturn_t atmel_isi_handle_streaming(struct atmel_isi *isi) isi->active = list_entry(isi->video_buffer_list.next, struct frame_buffer, list); isi_writel(isi, ISI_DMA_C_DSCR, - isi->active->p_dma_desc->fbd_phys); + (u32)isi->active->p_dma_desc->fbd_phys); isi_writel(isi, ISI_DMA_C_CTRL, ISI_DMA_CTRL_FETCH | ISI_DMA_CTRL_DONE); isi_writel(isi, ISI_DMA_CHER, ISI_DMA_CHSR_C_CH); @@ -346,7 +346,7 @@ static void start_dma(struct atmel_isi *isi, struct frame_buffer *buffer) return; } - isi_writel(isi, ISI_DMA_C_DSCR, buffer->p_dma_desc->fbd_phys); + isi_writel(isi, ISI_DMA_C_DSCR, (u32)buffer->p_dma_desc->fbd_phys); isi_writel(isi, ISI_DMA_C_CTRL, ISI_DMA_CTRL_FETCH | ISI_DMA_CTRL_DONE); isi_writel(isi, ISI_DMA_CHER, ISI_DMA_CHSR_C_CH); @@ -384,7 +384,6 @@ static int start_streaming(struct vb2_queue *vq, unsigned int count) struct soc_camera_device *icd = soc_camera_from_vb2q(vq); struct soc_camera_host *ici = to_soc_camera_host(icd->parent); struct atmel_isi *isi = ici->priv; - u32 sr = 0; int ret; /* Reset ISI */ @@ -394,11 +393,11 @@ static int start_streaming(struct vb2_queue *vq, unsigned int count) return ret; } /* Disable all interrupts */ - isi_writel(isi, ISI_INTDIS, ~0UL); + isi_writel(isi, ISI_INTDIS, (u32)~0UL); spin_lock_irq(&isi->lock); /* Clear any pending interrupt */ - sr = isi_readl(isi, ISI_STATUS); + isi_readl(isi, ISI_STATUS); if (count) start_dma(isi, isi->active); diff --git a/drivers/media/platform/soc_camera/mx2_camera.c b/drivers/media/platform/soc_camera/mx2_camera.c index b40bc2e..2347612a 100644 --- a/drivers/media/platform/soc_camera/mx2_camera.c +++ b/drivers/media/platform/soc_camera/mx2_camera.c @@ -809,10 +809,9 @@ static int mx2_camera_init_videobuf(struct vb2_queue *q, static int mx27_camera_emma_prp_reset(struct mx2_camera_dev *pcdev) { - u32 cntl; int count = 0; - cntl = readl(pcdev->base_emma + PRP_CNTL); + readl(pcdev->base_emma + PRP_CNTL); writel(PRP_CNTL_SWRST, pcdev->base_emma + PRP_CNTL); while (count++ < 100) { if (!(readl(pcdev->base_emma + PRP_CNTL) & PRP_CNTL_SWRST)) @@ -1003,7 +1002,7 @@ static int mx2_emmaprp_resize(struct mx2_camera_dev *pcdev, struct v4l2_mbus_framefmt *mf_in, struct v4l2_pix_format *pix_out, bool apply) { - int num, den; + unsigned int num, den; unsigned long m; int i, dir; diff --git a/drivers/media/platform/soc_camera/pxa_camera.c b/drivers/media/platform/soc_camera/pxa_camera.c index 64dc80c..66178fc 100644 --- a/drivers/media/platform/soc_camera/pxa_camera.c +++ b/drivers/media/platform/soc_camera/pxa_camera.c @@ -1694,7 +1694,7 @@ static int pxa_camera_pdata_from_dt(struct device *dev, break; default: break; - }; + } if (ep.bus.parallel.flags & V4L2_MBUS_MASTER) pcdev->platform_flags |= PXA_CAMERA_MASTER; diff --git a/drivers/media/platform/soc_camera/rcar_vin.c b/drivers/media/platform/soc_camera/rcar_vin.c index 85d579f..20defcb 100644 --- a/drivers/media/platform/soc_camera/rcar_vin.c +++ b/drivers/media/platform/soc_camera/rcar_vin.c @@ -981,7 +981,7 @@ static int rcar_vin_get_formats(struct soc_camera_device *icd, unsigned int idx, if (shift == 3) { dev_err(dev, - "Failed to configure the client below %ux%x\n", + "Failed to configure the client below %ux%u\n", mf.width, mf.height); return -EIO; } @@ -1502,7 +1502,7 @@ static int rcar_vin_probe(struct platform_device *pdev) } else { priv->ici.nr = of_alias_get_id(pdev->dev.of_node, "vin"); priv->chip = (enum chip_id)match->data; - }; + } spin_lock_init(&priv->lock); INIT_LIST_HEAD(&priv->capture); diff --git a/drivers/media/platform/soc_camera/soc_camera.c b/drivers/media/platform/soc_camera/soc_camera.c index f4308fe..8e61b97 100644 --- a/drivers/media/platform/soc_camera/soc_camera.c +++ b/drivers/media/platform/soc_camera/soc_camera.c @@ -437,6 +437,22 @@ static int soc_camera_prepare_buf(struct file *file, void *priv, return vb2_prepare_buf(&icd->vb2_vidq, b); } +static int soc_camera_expbuf(struct file *file, void *priv, + struct v4l2_exportbuffer *p) +{ + struct soc_camera_device *icd = file->private_data; + struct soc_camera_host *ici = to_soc_camera_host(icd->parent); + + if (icd->streamer != file) + return -EBUSY; + + /* videobuf2 only */ + if (ici->ops->init_videobuf) + return -EINVAL; + else + return vb2_expbuf(&icd->vb2_vidq, p); +} + /* Always entered with .host_lock held */ static int soc_camera_init_user_formats(struct soc_camera_device *icd) { @@ -1347,13 +1363,11 @@ static int soc_camera_i2c_init(struct soc_camera_device *icd, return -ENODEV; } - ssdd = kzalloc(sizeof(*ssdd), GFP_KERNEL); + ssdd = kmemdup(&sdesc->subdev_desc, sizeof(*ssdd), GFP_KERNEL); if (!ssdd) { ret = -ENOMEM; goto ealloc; } - - memcpy(ssdd, &sdesc->subdev_desc, sizeof(*ssdd)); /* * In synchronous case we request regulators ourselves in * soc_camera_pdrv_probe(), make sure the subdevice driver doesn't try @@ -2085,6 +2099,7 @@ static const struct v4l2_ioctl_ops soc_camera_ioctl_ops = { .vidioc_dqbuf = soc_camera_dqbuf, .vidioc_create_bufs = soc_camera_create_bufs, .vidioc_prepare_buf = soc_camera_prepare_buf, + .vidioc_expbuf = soc_camera_expbuf, .vidioc_streamon = soc_camera_streamon, .vidioc_streamoff = soc_camera_streamoff, .vidioc_cropcap = soc_camera_cropcap, diff --git a/drivers/media/platform/ti-vpe/vpdma.c b/drivers/media/platform/ti-vpe/vpdma.c index a51a013..3e2e3a3 100644 --- a/drivers/media/platform/ti-vpe/vpdma.c +++ b/drivers/media/platform/ti-vpe/vpdma.c @@ -329,7 +329,7 @@ int vpdma_alloc_desc_buf(struct vpdma_buf *buf, size_t size) if (!buf->addr) return -ENOMEM; - WARN_ON((u32) buf->addr & VPDMA_DESC_ALIGN); + WARN_ON(((unsigned long)buf->addr & VPDMA_DESC_ALIGN) != 0); return 0; } @@ -584,7 +584,7 @@ static void dump_dtd(struct vpdma_dtd *dtd) pr_debug("word1: line_length = %d, xfer_height = %d\n", dtd_get_line_length(dtd), dtd_get_xfer_height(dtd)); - pr_debug("word2: start_addr = 0x%08x\n", dtd->start_addr); + pr_debug("word2: start_addr = %pad\n", &dtd->start_addr); pr_debug("word3: pkt_type = %d, mode = %d, dir = %d, chan = %d, " "pri = %d, next_chan = %d\n", dtd_get_pkt_type(dtd), diff --git a/drivers/media/platform/ti-vpe/vpe.c b/drivers/media/platform/ti-vpe/vpe.c index 972f43f..9a081c2 100644 --- a/drivers/media/platform/ti-vpe/vpe.c +++ b/drivers/media/platform/ti-vpe/vpe.c @@ -31,6 +31,7 @@ #include <linux/slab.h> #include <linux/videodev2.h> #include <linux/log2.h> +#include <linux/sizes.h> #include <media/v4l2-common.h> #include <media/v4l2-ctrls.h> @@ -138,12 +139,12 @@ struct vpe_dei_regs { * default expert DEI register values, unlikely to be modified. */ static const struct vpe_dei_regs dei_regs = { - 0x020C0804u, - 0x0118100Fu, - 0x08040200u, - 0x1010100Cu, - 0x10101010u, - 0x10101010u, + .mdt_spacial_freq_thr_reg = 0x020C0804u, + .edi_config_reg = 0x0118100Fu, + .edi_lut_reg0 = 0x08040200u, + .edi_lut_reg1 = 0x1010100Cu, + .edi_lut_reg2 = 0x10101010u, + .edi_lut_reg3 = 0x10101010u, }; /* @@ -834,10 +835,10 @@ static int set_srcdst_params(struct vpe_ctx *ctx) VPDMA_STRIDE_ALIGN); mv_buf_size = bytes_per_line * s_q_data->height; - ctx->deinterlacing = 1; + ctx->deinterlacing = true; src_h <<= 1; } else { - ctx->deinterlacing = 0; + ctx->deinterlacing = false; mv_buf_size = 0; } @@ -2343,8 +2344,7 @@ v4l2_dev_unreg: static int vpe_remove(struct platform_device *pdev) { - struct vpe_dev *dev = - (struct vpe_dev *) platform_get_drvdata(pdev); + struct vpe_dev *dev = platform_get_drvdata(pdev); v4l2_info(&dev->v4l2_dev, "Removing " VPE_MODULE_NAME); diff --git a/drivers/media/platform/via-camera.c b/drivers/media/platform/via-camera.c index b4f9d03..ae6870c 100644 --- a/drivers/media/platform/via-camera.c +++ b/drivers/media/platform/via-camera.c @@ -18,6 +18,7 @@ #include <media/v4l2-device.h> #include <media/v4l2-ioctl.h> #include <media/v4l2-ctrls.h> +#include <media/v4l2-image-sizes.h> #include <media/ov7670.h> #include <media/videobuf-dma-sg.h> #include <linux/delay.h> @@ -49,14 +50,6 @@ MODULE_PARM_DESC(override_serial, "to force-enable the camera."); /* - * Basic window sizes. - */ -#define VGA_WIDTH 640 -#define VGA_HEIGHT 480 -#define QCIF_WIDTH 176 -#define QCIF_HEIGHT 144 - -/* * The structure describing our camera. */ enum viacam_opstate { S_IDLE = 0, S_RUNNING = 1 }; @@ -89,7 +82,7 @@ struct via_camera { * live in frame buffer memory, so we don't call them "DMA". */ unsigned int cb_offsets[3]; /* offsets into fb mem */ - u8 *cb_addrs[3]; /* Kernel-space addresses */ + u8 __iomem *cb_addrs[3]; /* Kernel-space addresses */ int n_cap_bufs; /* How many are we using? */ int next_buf; struct videobuf_queue vb_queue; @@ -1283,7 +1276,7 @@ static bool viacam_serial_is_enabled(void) VIACAM_SERIAL_CREG, &cbyte); if ((cbyte & VIACAM_SERIAL_BIT) == 0) return false; /* Not enabled */ - if (override_serial == 0) { + if (!override_serial) { printk(KERN_NOTICE "Via camera: serial port is enabled, " \ "refusing to load.\n"); printk(KERN_NOTICE "Specify override_serial=1 to force " \ diff --git a/drivers/media/platform/vivi.c b/drivers/media/platform/vivi.c deleted file mode 100644 index 8033371..0000000 --- a/drivers/media/platform/vivi.c +++ /dev/null @@ -1,1542 +0,0 @@ -/* - * Virtual Video driver - This code emulates a real video device with v4l2 api - * - * Copyright (c) 2006 by: - * Mauro Carvalho Chehab <mchehab--a.t--infradead.org> - * Ted Walther <ted--a.t--enumera.com> - * John Sokol <sokol--a.t--videotechnology.com> - * http://v4l.videotechnology.com/ - * - * Conversion to videobuf2 by Pawel Osciak & Marek Szyprowski - * Copyright (c) 2010 Samsung Electronics - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the BSD Licence, GNU General Public License - * as published by the Free Software Foundation; either version 2 of the - * License, or (at your option) any later version - */ -#include <linux/module.h> -#include <linux/errno.h> -#include <linux/kernel.h> -#include <linux/init.h> -#include <linux/sched.h> -#include <linux/slab.h> -#include <linux/font.h> -#include <linux/mutex.h> -#include <linux/videodev2.h> -#include <linux/kthread.h> -#include <linux/freezer.h> -#include <media/videobuf2-vmalloc.h> -#include <media/v4l2-device.h> -#include <media/v4l2-ioctl.h> -#include <media/v4l2-ctrls.h> -#include <media/v4l2-fh.h> -#include <media/v4l2-event.h> -#include <media/v4l2-common.h> - -#define VIVI_MODULE_NAME "vivi" - -/* Maximum allowed frame rate - * - * Vivi will allow setting timeperframe in [1/FPS_MAX - FPS_MAX/1] range. - * - * Ideally FPS_MAX should be infinity, i.e. practically UINT_MAX, but that - * might hit application errors when they manipulate these values. - * - * Besides, for tpf < 1ms image-generation logic should be changed, to avoid - * producing frames with equal content. - */ -#define FPS_MAX 1000 - -#define MAX_WIDTH 1920 -#define MAX_HEIGHT 1200 - -#define VIVI_VERSION "0.8.1" - -MODULE_DESCRIPTION("Video Technology Magazine Virtual Video Capture Board"); -MODULE_AUTHOR("Mauro Carvalho Chehab, Ted Walther and John Sokol"); -MODULE_LICENSE("Dual BSD/GPL"); -MODULE_VERSION(VIVI_VERSION); - -static unsigned video_nr = -1; -module_param(video_nr, uint, 0644); -MODULE_PARM_DESC(video_nr, "videoX start number, -1 is autodetect"); - -static unsigned n_devs = 1; -module_param(n_devs, uint, 0644); -MODULE_PARM_DESC(n_devs, "number of video devices to create"); - -static unsigned debug; -module_param(debug, uint, 0644); -MODULE_PARM_DESC(debug, "activates debug info"); - -/* Global font descriptor */ -static const u8 *font8x16; - -/* timeperframe: min/max and default */ -static const struct v4l2_fract - tpf_min = {.numerator = 1, .denominator = FPS_MAX}, - tpf_max = {.numerator = FPS_MAX, .denominator = 1}, - tpf_default = {.numerator = 1001, .denominator = 30000}; /* NTSC */ - -#define dprintk(dev, level, fmt, arg...) \ - v4l2_dbg(level, debug, &dev->v4l2_dev, fmt, ## arg) - -/* ------------------------------------------------------------------ - Basic structures - ------------------------------------------------------------------*/ - -struct vivi_fmt { - const char *name; - u32 fourcc; /* v4l2 format id */ - u8 depth; - bool is_yuv; -}; - -static const struct vivi_fmt formats[] = { - { - .name = "4:2:2, packed, YUYV", - .fourcc = V4L2_PIX_FMT_YUYV, - .depth = 16, - .is_yuv = true, - }, - { - .name = "4:2:2, packed, UYVY", - .fourcc = V4L2_PIX_FMT_UYVY, - .depth = 16, - .is_yuv = true, - }, - { - .name = "4:2:2, packed, YVYU", - .fourcc = V4L2_PIX_FMT_YVYU, - .depth = 16, - .is_yuv = true, - }, - { - .name = "4:2:2, packed, VYUY", - .fourcc = V4L2_PIX_FMT_VYUY, - .depth = 16, - .is_yuv = true, - }, - { - .name = "RGB565 (LE)", - .fourcc = V4L2_PIX_FMT_RGB565, /* gggbbbbb rrrrrggg */ - .depth = 16, - }, - { - .name = "RGB565 (BE)", - .fourcc = V4L2_PIX_FMT_RGB565X, /* rrrrrggg gggbbbbb */ - .depth = 16, - }, - { - .name = "RGB555 (LE)", - .fourcc = V4L2_PIX_FMT_RGB555, /* gggbbbbb arrrrrgg */ - .depth = 16, - }, - { - .name = "RGB555 (BE)", - .fourcc = V4L2_PIX_FMT_RGB555X, /* arrrrrgg gggbbbbb */ - .depth = 16, - }, - { - .name = "RGB24 (LE)", - .fourcc = V4L2_PIX_FMT_RGB24, /* rgb */ - .depth = 24, - }, - { - .name = "RGB24 (BE)", - .fourcc = V4L2_PIX_FMT_BGR24, /* bgr */ - .depth = 24, - }, - { - .name = "RGB32 (LE)", - .fourcc = V4L2_PIX_FMT_RGB32, /* argb */ - .depth = 32, - }, - { - .name = "RGB32 (BE)", - .fourcc = V4L2_PIX_FMT_BGR32, /* bgra */ - .depth = 32, - }, -}; - -static const struct vivi_fmt *__get_format(u32 pixelformat) -{ - const struct vivi_fmt *fmt; - unsigned int k; - - for (k = 0; k < ARRAY_SIZE(formats); k++) { - fmt = &formats[k]; - if (fmt->fourcc == pixelformat) - break; - } - - if (k == ARRAY_SIZE(formats)) - return NULL; - - return &formats[k]; -} - -static const struct vivi_fmt *get_format(struct v4l2_format *f) -{ - return __get_format(f->fmt.pix.pixelformat); -} - -/* buffer for one video frame */ -struct vivi_buffer { - /* common v4l buffer stuff -- must be first */ - struct vb2_buffer vb; - struct list_head list; -}; - -struct vivi_dmaqueue { - struct list_head active; - - /* thread for generating video stream*/ - struct task_struct *kthread; - wait_queue_head_t wq; - /* Counters to control fps rate */ - int frame; - int ini_jiffies; -}; - -static LIST_HEAD(vivi_devlist); - -struct vivi_dev { - struct list_head vivi_devlist; - struct v4l2_device v4l2_dev; - struct v4l2_ctrl_handler ctrl_handler; - struct video_device vdev; - - /* controls */ - struct v4l2_ctrl *brightness; - struct v4l2_ctrl *contrast; - struct v4l2_ctrl *saturation; - struct v4l2_ctrl *hue; - struct { - /* autogain/gain cluster */ - struct v4l2_ctrl *autogain; - struct v4l2_ctrl *gain; - }; - struct v4l2_ctrl *volume; - struct v4l2_ctrl *alpha; - struct v4l2_ctrl *button; - struct v4l2_ctrl *boolean; - struct v4l2_ctrl *int32; - struct v4l2_ctrl *int64; - struct v4l2_ctrl *menu; - struct v4l2_ctrl *string; - struct v4l2_ctrl *bitmask; - struct v4l2_ctrl *int_menu; - - spinlock_t slock; - struct mutex mutex; - - struct vivi_dmaqueue vidq; - - /* Several counters */ - unsigned ms; - unsigned long jiffies; - unsigned button_pressed; - - int mv_count; /* Controls bars movement */ - - /* Input Number */ - int input; - - /* video capture */ - const struct vivi_fmt *fmt; - struct v4l2_fract timeperframe; - unsigned int width, height; - struct vb2_queue vb_vidq; - unsigned int seq_count; - - u8 bars[9][3]; - u8 line[MAX_WIDTH * 8] __attribute__((__aligned__(4))); - unsigned int pixelsize; - u8 alpha_component; - u32 textfg, textbg; -}; - -/* ------------------------------------------------------------------ - DMA and thread functions - ------------------------------------------------------------------*/ - -/* Bars and Colors should match positions */ - -enum colors { - WHITE, - AMBER, - CYAN, - GREEN, - MAGENTA, - RED, - BLUE, - BLACK, - TEXT_BLACK, -}; - -/* R G B */ -#define COLOR_WHITE {204, 204, 204} -#define COLOR_AMBER {208, 208, 0} -#define COLOR_CYAN { 0, 206, 206} -#define COLOR_GREEN { 0, 239, 0} -#define COLOR_MAGENTA {239, 0, 239} -#define COLOR_RED {205, 0, 0} -#define COLOR_BLUE { 0, 0, 255} -#define COLOR_BLACK { 0, 0, 0} - -struct bar_std { - u8 bar[9][3]; -}; - -/* Maximum number of bars are 10 - otherwise, the input print code - should be modified */ -static const struct bar_std bars[] = { - { /* Standard ITU-R color bar sequence */ - { COLOR_WHITE, COLOR_AMBER, COLOR_CYAN, COLOR_GREEN, - COLOR_MAGENTA, COLOR_RED, COLOR_BLUE, COLOR_BLACK, COLOR_BLACK } - }, { - { COLOR_WHITE, COLOR_AMBER, COLOR_BLACK, COLOR_WHITE, - COLOR_AMBER, COLOR_BLACK, COLOR_WHITE, COLOR_AMBER, COLOR_BLACK } - }, { - { COLOR_WHITE, COLOR_CYAN, COLOR_BLACK, COLOR_WHITE, - COLOR_CYAN, COLOR_BLACK, COLOR_WHITE, COLOR_CYAN, COLOR_BLACK } - }, { - { COLOR_WHITE, COLOR_GREEN, COLOR_BLACK, COLOR_WHITE, - COLOR_GREEN, COLOR_BLACK, COLOR_WHITE, COLOR_GREEN, COLOR_BLACK } - }, -}; - -#define NUM_INPUTS ARRAY_SIZE(bars) - -#define TO_Y(r, g, b) \ - (((16829 * r + 33039 * g + 6416 * b + 32768) >> 16) + 16) -/* RGB to V(Cr) Color transform */ -#define TO_V(r, g, b) \ - (((28784 * r - 24103 * g - 4681 * b + 32768) >> 16) + 128) -/* RGB to U(Cb) Color transform */ -#define TO_U(r, g, b) \ - (((-9714 * r - 19070 * g + 28784 * b + 32768) >> 16) + 128) - -/* precalculate color bar values to speed up rendering */ -static void precalculate_bars(struct vivi_dev *dev) -{ - u8 r, g, b; - int k, is_yuv; - - for (k = 0; k < 9; k++) { - r = bars[dev->input].bar[k][0]; - g = bars[dev->input].bar[k][1]; - b = bars[dev->input].bar[k][2]; - is_yuv = dev->fmt->is_yuv; - - switch (dev->fmt->fourcc) { - case V4L2_PIX_FMT_RGB565: - case V4L2_PIX_FMT_RGB565X: - r >>= 3; - g >>= 2; - b >>= 3; - break; - case V4L2_PIX_FMT_RGB555: - case V4L2_PIX_FMT_RGB555X: - r >>= 3; - g >>= 3; - b >>= 3; - break; - case V4L2_PIX_FMT_YUYV: - case V4L2_PIX_FMT_UYVY: - case V4L2_PIX_FMT_YVYU: - case V4L2_PIX_FMT_VYUY: - case V4L2_PIX_FMT_RGB24: - case V4L2_PIX_FMT_BGR24: - case V4L2_PIX_FMT_RGB32: - case V4L2_PIX_FMT_BGR32: - break; - } - - if (is_yuv) { - dev->bars[k][0] = TO_Y(r, g, b); /* Luma */ - dev->bars[k][1] = TO_U(r, g, b); /* Cb */ - dev->bars[k][2] = TO_V(r, g, b); /* Cr */ - } else { - dev->bars[k][0] = r; - dev->bars[k][1] = g; - dev->bars[k][2] = b; - } - } -} - -/* 'odd' is true for pixels 1, 3, 5, etc. and false for pixels 0, 2, 4, etc. */ -static void gen_twopix(struct vivi_dev *dev, u8 *buf, int colorpos, bool odd) -{ - u8 r_y, g_u, b_v; - u8 alpha = dev->alpha_component; - int color; - u8 *p; - - r_y = dev->bars[colorpos][0]; /* R or precalculated Y */ - g_u = dev->bars[colorpos][1]; /* G or precalculated U */ - b_v = dev->bars[colorpos][2]; /* B or precalculated V */ - - for (color = 0; color < dev->pixelsize; color++) { - p = buf + color; - - switch (dev->fmt->fourcc) { - case V4L2_PIX_FMT_YUYV: - switch (color) { - case 0: - *p = r_y; - break; - case 1: - *p = odd ? b_v : g_u; - break; - } - break; - case V4L2_PIX_FMT_UYVY: - switch (color) { - case 0: - *p = odd ? b_v : g_u; - break; - case 1: - *p = r_y; - break; - } - break; - case V4L2_PIX_FMT_YVYU: - switch (color) { - case 0: - *p = r_y; - break; - case 1: - *p = odd ? g_u : b_v; - break; - } - break; - case V4L2_PIX_FMT_VYUY: - switch (color) { - case 0: - *p = odd ? g_u : b_v; - break; - case 1: - *p = r_y; - break; - } - break; - case V4L2_PIX_FMT_RGB565: - switch (color) { - case 0: - *p = (g_u << 5) | b_v; - break; - case 1: - *p = (r_y << 3) | (g_u >> 3); - break; - } - break; - case V4L2_PIX_FMT_RGB565X: - switch (color) { - case 0: - *p = (r_y << 3) | (g_u >> 3); - break; - case 1: - *p = (g_u << 5) | b_v; - break; - } - break; - case V4L2_PIX_FMT_RGB555: - switch (color) { - case 0: - *p = (g_u << 5) | b_v; - break; - case 1: - *p = (alpha & 0x80) | (r_y << 2) | (g_u >> 3); - break; - } - break; - case V4L2_PIX_FMT_RGB555X: - switch (color) { - case 0: - *p = (alpha & 0x80) | (r_y << 2) | (g_u >> 3); - break; - case 1: - *p = (g_u << 5) | b_v; - break; - } - break; - case V4L2_PIX_FMT_RGB24: - switch (color) { - case 0: - *p = r_y; - break; - case 1: - *p = g_u; - break; - case 2: - *p = b_v; - break; - } - break; - case V4L2_PIX_FMT_BGR24: - switch (color) { - case 0: - *p = b_v; - break; - case 1: - *p = g_u; - break; - case 2: - *p = r_y; - break; - } - break; - case V4L2_PIX_FMT_RGB32: - switch (color) { - case 0: - *p = alpha; - break; - case 1: - *p = r_y; - break; - case 2: - *p = g_u; - break; - case 3: - *p = b_v; - break; - } - break; - case V4L2_PIX_FMT_BGR32: - switch (color) { - case 0: - *p = b_v; - break; - case 1: - *p = g_u; - break; - case 2: - *p = r_y; - break; - case 3: - *p = alpha; - break; - } - break; - } - } -} - -static void precalculate_line(struct vivi_dev *dev) -{ - unsigned pixsize = dev->pixelsize; - unsigned pixsize2 = 2*pixsize; - int colorpos; - u8 *pos; - - for (colorpos = 0; colorpos < 16; ++colorpos) { - u8 pix[8]; - int wstart = colorpos * dev->width / 8; - int wend = (colorpos+1) * dev->width / 8; - int w; - - gen_twopix(dev, &pix[0], colorpos % 8, 0); - gen_twopix(dev, &pix[pixsize], colorpos % 8, 1); - - for (w = wstart/2*2, pos = dev->line + w*pixsize; w < wend; w += 2, pos += pixsize2) - memcpy(pos, pix, pixsize2); - } -} - -/* need this to do rgb24 rendering */ -typedef struct { u16 __; u8 _; } __attribute__((packed)) x24; - -static void gen_text(struct vivi_dev *dev, char *basep, - int y, int x, char *text) -{ - int line; - unsigned int width = dev->width; - - /* Checks if it is possible to show string */ - if (y + 16 >= dev->height || x + strlen(text) * 8 >= width) - return; - - /* Print stream time */ -#define PRINTSTR(PIXTYPE) do { \ - PIXTYPE fg; \ - PIXTYPE bg; \ - memcpy(&fg, &dev->textfg, sizeof(PIXTYPE)); \ - memcpy(&bg, &dev->textbg, sizeof(PIXTYPE)); \ - \ - for (line = 0; line < 16; line++) { \ - PIXTYPE *pos = (PIXTYPE *)( basep + ((y + line) * width + x) * sizeof(PIXTYPE) ); \ - u8 *s; \ - \ - for (s = text; *s; s++) { \ - u8 chr = font8x16[*s * 16 + line]; \ - \ - pos[0] = (chr & (0x01 << 7) ? fg : bg); \ - pos[1] = (chr & (0x01 << 6) ? fg : bg); \ - pos[2] = (chr & (0x01 << 5) ? fg : bg); \ - pos[3] = (chr & (0x01 << 4) ? fg : bg); \ - pos[4] = (chr & (0x01 << 3) ? fg : bg); \ - pos[5] = (chr & (0x01 << 2) ? fg : bg); \ - pos[6] = (chr & (0x01 << 1) ? fg : bg); \ - pos[7] = (chr & (0x01 << 0) ? fg : bg); \ - \ - pos += 8; \ - } \ - } \ -} while (0) - - switch (dev->pixelsize) { - case 2: - PRINTSTR(u16); break; - case 4: - PRINTSTR(u32); break; - case 3: - PRINTSTR(x24); break; - } -} - -static void vivi_fillbuff(struct vivi_dev *dev, struct vivi_buffer *buf) -{ - int stride = dev->width * dev->pixelsize; - int hmax = dev->height; - void *vbuf = vb2_plane_vaddr(&buf->vb, 0); - unsigned ms; - char str[100]; - int h, line = 1; - u8 *linestart; - s32 gain; - - if (!vbuf) - return; - - linestart = dev->line + (dev->mv_count % dev->width) * dev->pixelsize; - - for (h = 0; h < hmax; h++) - memcpy(vbuf + h * stride, linestart, stride); - - /* Updates stream time */ - - gen_twopix(dev, (u8 *)&dev->textbg, TEXT_BLACK, /*odd=*/ 0); - gen_twopix(dev, (u8 *)&dev->textfg, WHITE, /*odd=*/ 0); - - dev->ms += jiffies_to_msecs(jiffies - dev->jiffies); - dev->jiffies = jiffies; - ms = dev->ms; - snprintf(str, sizeof(str), " %02d:%02d:%02d:%03d ", - (ms / (60 * 60 * 1000)) % 24, - (ms / (60 * 1000)) % 60, - (ms / 1000) % 60, - ms % 1000); - gen_text(dev, vbuf, line++ * 16, 16, str); - snprintf(str, sizeof(str), " %dx%d, input %d ", - dev->width, dev->height, dev->input); - gen_text(dev, vbuf, line++ * 16, 16, str); - - gain = v4l2_ctrl_g_ctrl(dev->gain); - mutex_lock(dev->ctrl_handler.lock); - snprintf(str, sizeof(str), " brightness %3d, contrast %3d, saturation %3d, hue %d ", - dev->brightness->cur.val, - dev->contrast->cur.val, - dev->saturation->cur.val, - dev->hue->cur.val); - gen_text(dev, vbuf, line++ * 16, 16, str); - snprintf(str, sizeof(str), " autogain %d, gain %3d, volume %3d, alpha 0x%02x ", - dev->autogain->cur.val, gain, dev->volume->cur.val, - dev->alpha->cur.val); - gen_text(dev, vbuf, line++ * 16, 16, str); - snprintf(str, sizeof(str), " int32 %d, int64 %lld, bitmask %08x ", - dev->int32->cur.val, - *dev->int64->p_cur.p_s64, - dev->bitmask->cur.val); - gen_text(dev, vbuf, line++ * 16, 16, str); - snprintf(str, sizeof(str), " boolean %d, menu %s, string \"%s\" ", - dev->boolean->cur.val, - dev->menu->qmenu[dev->menu->cur.val], - dev->string->p_cur.p_char); - gen_text(dev, vbuf, line++ * 16, 16, str); - snprintf(str, sizeof(str), " integer_menu %lld, value %d ", - dev->int_menu->qmenu_int[dev->int_menu->cur.val], - dev->int_menu->cur.val); - gen_text(dev, vbuf, line++ * 16, 16, str); - mutex_unlock(dev->ctrl_handler.lock); - if (dev->button_pressed) { - dev->button_pressed--; - snprintf(str, sizeof(str), " button pressed!"); - gen_text(dev, vbuf, line++ * 16, 16, str); - } - - dev->mv_count += 2; - - buf->vb.v4l2_buf.field = V4L2_FIELD_INTERLACED; - buf->vb.v4l2_buf.sequence = dev->seq_count++; - v4l2_get_timestamp(&buf->vb.v4l2_buf.timestamp); -} - -static void vivi_thread_tick(struct vivi_dev *dev) -{ - struct vivi_dmaqueue *dma_q = &dev->vidq; - struct vivi_buffer *buf; - unsigned long flags = 0; - - dprintk(dev, 1, "Thread tick\n"); - - spin_lock_irqsave(&dev->slock, flags); - if (list_empty(&dma_q->active)) { - dprintk(dev, 1, "No active queue to serve\n"); - spin_unlock_irqrestore(&dev->slock, flags); - return; - } - - buf = list_entry(dma_q->active.next, struct vivi_buffer, list); - list_del(&buf->list); - spin_unlock_irqrestore(&dev->slock, flags); - - v4l2_get_timestamp(&buf->vb.v4l2_buf.timestamp); - - /* Fill buffer */ - vivi_fillbuff(dev, buf); - dprintk(dev, 1, "filled buffer %p\n", buf); - - vb2_buffer_done(&buf->vb, VB2_BUF_STATE_DONE); - dprintk(dev, 2, "[%p/%d] done\n", buf, buf->vb.v4l2_buf.index); -} - -#define frames_to_ms(dev, frames) \ - ((frames * dev->timeperframe.numerator * 1000) / dev->timeperframe.denominator) - -static void vivi_sleep(struct vivi_dev *dev) -{ - struct vivi_dmaqueue *dma_q = &dev->vidq; - int timeout; - DECLARE_WAITQUEUE(wait, current); - - dprintk(dev, 1, "%s dma_q=0x%08lx\n", __func__, - (unsigned long)dma_q); - - add_wait_queue(&dma_q->wq, &wait); - if (kthread_should_stop()) - goto stop_task; - - /* Calculate time to wake up */ - timeout = msecs_to_jiffies(frames_to_ms(dev, 1)); - - vivi_thread_tick(dev); - - schedule_timeout_interruptible(timeout); - -stop_task: - remove_wait_queue(&dma_q->wq, &wait); - try_to_freeze(); -} - -static int vivi_thread(void *data) -{ - struct vivi_dev *dev = data; - - dprintk(dev, 1, "thread started\n"); - - set_freezable(); - - for (;;) { - vivi_sleep(dev); - - if (kthread_should_stop()) - break; - } - dprintk(dev, 1, "thread: exit\n"); - return 0; -} - -static int vivi_start_generating(struct vivi_dev *dev) -{ - struct vivi_dmaqueue *dma_q = &dev->vidq; - - dprintk(dev, 1, "%s\n", __func__); - - /* Resets frame counters */ - dev->ms = 0; - dev->mv_count = 0; - dev->jiffies = jiffies; - - dma_q->frame = 0; - dma_q->ini_jiffies = jiffies; - dma_q->kthread = kthread_run(vivi_thread, dev, "%s", - dev->v4l2_dev.name); - - if (IS_ERR(dma_q->kthread)) { - v4l2_err(&dev->v4l2_dev, "kernel_thread() failed\n"); - return PTR_ERR(dma_q->kthread); - } - /* Wakes thread */ - wake_up_interruptible(&dma_q->wq); - - dprintk(dev, 1, "returning from %s\n", __func__); - return 0; -} - -static void vivi_stop_generating(struct vivi_dev *dev) -{ - struct vivi_dmaqueue *dma_q = &dev->vidq; - - dprintk(dev, 1, "%s\n", __func__); - - /* shutdown control thread */ - if (dma_q->kthread) { - kthread_stop(dma_q->kthread); - dma_q->kthread = NULL; - } - - /* - * Typical driver might need to wait here until dma engine stops. - * In this case we can abort imiedetly, so it's just a noop. - */ - - /* Release all active buffers */ - while (!list_empty(&dma_q->active)) { - struct vivi_buffer *buf; - buf = list_entry(dma_q->active.next, struct vivi_buffer, list); - list_del(&buf->list); - vb2_buffer_done(&buf->vb, VB2_BUF_STATE_ERROR); - dprintk(dev, 2, "[%p/%d] done\n", buf, buf->vb.v4l2_buf.index); - } -} -/* ------------------------------------------------------------------ - Videobuf operations - ------------------------------------------------------------------*/ -static int queue_setup(struct vb2_queue *vq, const struct v4l2_format *fmt, - unsigned int *nbuffers, unsigned int *nplanes, - unsigned int sizes[], void *alloc_ctxs[]) -{ - struct vivi_dev *dev = vb2_get_drv_priv(vq); - unsigned long size; - - size = dev->width * dev->height * dev->pixelsize; - if (fmt) { - if (fmt->fmt.pix.sizeimage < size) - return -EINVAL; - size = fmt->fmt.pix.sizeimage; - /* check against insane over 8K resolution buffers */ - if (size > 7680 * 4320 * dev->pixelsize) - return -EINVAL; - } - - *nplanes = 1; - - sizes[0] = size; - - /* - * videobuf2-vmalloc allocator is context-less so no need to set - * alloc_ctxs array. - */ - - dprintk(dev, 1, "%s, count=%d, size=%ld\n", __func__, - *nbuffers, size); - - return 0; -} - -static int buffer_prepare(struct vb2_buffer *vb) -{ - struct vivi_dev *dev = vb2_get_drv_priv(vb->vb2_queue); - struct vivi_buffer *buf = container_of(vb, struct vivi_buffer, vb); - unsigned long size; - - dprintk(dev, 1, "%s, field=%d\n", __func__, vb->v4l2_buf.field); - - BUG_ON(NULL == dev->fmt); - - /* - * Theses properties only change when queue is idle, see s_fmt. - * The below checks should not be performed here, on each - * buffer_prepare (i.e. on each qbuf). Most of the code in this function - * should thus be moved to buffer_init and s_fmt. - */ - if (dev->width < 48 || dev->width > MAX_WIDTH || - dev->height < 32 || dev->height > MAX_HEIGHT) - return -EINVAL; - - size = dev->width * dev->height * dev->pixelsize; - if (vb2_plane_size(vb, 0) < size) { - dprintk(dev, 1, "%s data will not fit into plane (%lu < %lu)\n", - __func__, vb2_plane_size(vb, 0), size); - return -EINVAL; - } - - vb2_set_plane_payload(&buf->vb, 0, size); - - precalculate_bars(dev); - precalculate_line(dev); - - return 0; -} - -static void buffer_queue(struct vb2_buffer *vb) -{ - struct vivi_dev *dev = vb2_get_drv_priv(vb->vb2_queue); - struct vivi_buffer *buf = container_of(vb, struct vivi_buffer, vb); - struct vivi_dmaqueue *vidq = &dev->vidq; - unsigned long flags = 0; - - dprintk(dev, 1, "%s\n", __func__); - - spin_lock_irqsave(&dev->slock, flags); - list_add_tail(&buf->list, &vidq->active); - spin_unlock_irqrestore(&dev->slock, flags); -} - -static int start_streaming(struct vb2_queue *vq, unsigned int count) -{ - struct vivi_dev *dev = vb2_get_drv_priv(vq); - int err; - - dprintk(dev, 1, "%s\n", __func__); - dev->seq_count = 0; - err = vivi_start_generating(dev); - if (err) { - struct vivi_buffer *buf, *tmp; - - list_for_each_entry_safe(buf, tmp, &dev->vidq.active, list) { - list_del(&buf->list); - vb2_buffer_done(&buf->vb, VB2_BUF_STATE_QUEUED); - } - } - return err; -} - -/* abort streaming and wait for last buffer */ -static void stop_streaming(struct vb2_queue *vq) -{ - struct vivi_dev *dev = vb2_get_drv_priv(vq); - dprintk(dev, 1, "%s\n", __func__); - vivi_stop_generating(dev); -} - -static void vivi_lock(struct vb2_queue *vq) -{ - struct vivi_dev *dev = vb2_get_drv_priv(vq); - mutex_lock(&dev->mutex); -} - -static void vivi_unlock(struct vb2_queue *vq) -{ - struct vivi_dev *dev = vb2_get_drv_priv(vq); - mutex_unlock(&dev->mutex); -} - - -static const struct vb2_ops vivi_video_qops = { - .queue_setup = queue_setup, - .buf_prepare = buffer_prepare, - .buf_queue = buffer_queue, - .start_streaming = start_streaming, - .stop_streaming = stop_streaming, - .wait_prepare = vivi_unlock, - .wait_finish = vivi_lock, -}; - -/* ------------------------------------------------------------------ - IOCTL vidioc handling - ------------------------------------------------------------------*/ -static int vidioc_querycap(struct file *file, void *priv, - struct v4l2_capability *cap) -{ - struct vivi_dev *dev = video_drvdata(file); - - strcpy(cap->driver, "vivi"); - strcpy(cap->card, "vivi"); - snprintf(cap->bus_info, sizeof(cap->bus_info), - "platform:%s", dev->v4l2_dev.name); - cap->device_caps = V4L2_CAP_VIDEO_CAPTURE | V4L2_CAP_STREAMING | - V4L2_CAP_READWRITE; - cap->capabilities = cap->device_caps | V4L2_CAP_DEVICE_CAPS; - return 0; -} - -static int vidioc_enum_fmt_vid_cap(struct file *file, void *priv, - struct v4l2_fmtdesc *f) -{ - const struct vivi_fmt *fmt; - - if (f->index >= ARRAY_SIZE(formats)) - return -EINVAL; - - fmt = &formats[f->index]; - - strlcpy(f->description, fmt->name, sizeof(f->description)); - f->pixelformat = fmt->fourcc; - return 0; -} - -static int vidioc_g_fmt_vid_cap(struct file *file, void *priv, - struct v4l2_format *f) -{ - struct vivi_dev *dev = video_drvdata(file); - - f->fmt.pix.width = dev->width; - f->fmt.pix.height = dev->height; - f->fmt.pix.field = V4L2_FIELD_INTERLACED; - f->fmt.pix.pixelformat = dev->fmt->fourcc; - f->fmt.pix.bytesperline = - (f->fmt.pix.width * dev->fmt->depth) >> 3; - f->fmt.pix.sizeimage = - f->fmt.pix.height * f->fmt.pix.bytesperline; - if (dev->fmt->is_yuv) - f->fmt.pix.colorspace = V4L2_COLORSPACE_SMPTE170M; - else - f->fmt.pix.colorspace = V4L2_COLORSPACE_SRGB; - return 0; -} - -static int vidioc_try_fmt_vid_cap(struct file *file, void *priv, - struct v4l2_format *f) -{ - struct vivi_dev *dev = video_drvdata(file); - const struct vivi_fmt *fmt; - - fmt = get_format(f); - if (!fmt) { - dprintk(dev, 1, "Fourcc format (0x%08x) unknown.\n", - f->fmt.pix.pixelformat); - f->fmt.pix.pixelformat = V4L2_PIX_FMT_YUYV; - fmt = get_format(f); - } - - f->fmt.pix.field = V4L2_FIELD_INTERLACED; - v4l_bound_align_image(&f->fmt.pix.width, 48, MAX_WIDTH, 2, - &f->fmt.pix.height, 32, MAX_HEIGHT, 0, 0); - f->fmt.pix.bytesperline = - (f->fmt.pix.width * fmt->depth) >> 3; - f->fmt.pix.sizeimage = - f->fmt.pix.height * f->fmt.pix.bytesperline; - if (fmt->is_yuv) - f->fmt.pix.colorspace = V4L2_COLORSPACE_SMPTE170M; - else - f->fmt.pix.colorspace = V4L2_COLORSPACE_SRGB; - return 0; -} - -static int vidioc_s_fmt_vid_cap(struct file *file, void *priv, - struct v4l2_format *f) -{ - struct vivi_dev *dev = video_drvdata(file); - struct vb2_queue *q = &dev->vb_vidq; - - int ret = vidioc_try_fmt_vid_cap(file, priv, f); - if (ret < 0) - return ret; - - if (vb2_is_busy(q)) { - dprintk(dev, 1, "%s device busy\n", __func__); - return -EBUSY; - } - - dev->fmt = get_format(f); - dev->pixelsize = dev->fmt->depth / 8; - dev->width = f->fmt.pix.width; - dev->height = f->fmt.pix.height; - - return 0; -} - -static int vidioc_enum_framesizes(struct file *file, void *fh, - struct v4l2_frmsizeenum *fsize) -{ - static const struct v4l2_frmsize_stepwise sizes = { - 48, MAX_WIDTH, 4, - 32, MAX_HEIGHT, 1 - }; - int i; - - if (fsize->index) - return -EINVAL; - for (i = 0; i < ARRAY_SIZE(formats); i++) - if (formats[i].fourcc == fsize->pixel_format) - break; - if (i == ARRAY_SIZE(formats)) - return -EINVAL; - fsize->type = V4L2_FRMSIZE_TYPE_STEPWISE; - fsize->stepwise = sizes; - return 0; -} - -/* only one input in this sample driver */ -static int vidioc_enum_input(struct file *file, void *priv, - struct v4l2_input *inp) -{ - if (inp->index >= NUM_INPUTS) - return -EINVAL; - - inp->type = V4L2_INPUT_TYPE_CAMERA; - sprintf(inp->name, "Camera %u", inp->index); - return 0; -} - -static int vidioc_g_input(struct file *file, void *priv, unsigned int *i) -{ - struct vivi_dev *dev = video_drvdata(file); - - *i = dev->input; - return 0; -} - -static int vidioc_s_input(struct file *file, void *priv, unsigned int i) -{ - struct vivi_dev *dev = video_drvdata(file); - - if (i >= NUM_INPUTS) - return -EINVAL; - - if (i == dev->input) - return 0; - - dev->input = i; - /* - * Modify the brightness range depending on the input. - * This makes it easy to use vivi to test if applications can - * handle control range modifications and is also how this is - * typically used in practice as different inputs may be hooked - * up to different receivers with different control ranges. - */ - v4l2_ctrl_modify_range(dev->brightness, - 128 * i, 255 + 128 * i, 1, 127 + 128 * i); - precalculate_bars(dev); - precalculate_line(dev); - return 0; -} - -/* timeperframe is arbitrary and continuous */ -static int vidioc_enum_frameintervals(struct file *file, void *priv, - struct v4l2_frmivalenum *fival) -{ - const struct vivi_fmt *fmt; - - if (fival->index) - return -EINVAL; - - fmt = __get_format(fival->pixel_format); - if (!fmt) - return -EINVAL; - - /* check for valid width/height */ - if (fival->width < 48 || fival->width > MAX_WIDTH || (fival->width & 3)) - return -EINVAL; - if (fival->height < 32 || fival->height > MAX_HEIGHT) - return -EINVAL; - - fival->type = V4L2_FRMIVAL_TYPE_CONTINUOUS; - - /* fill in stepwise (step=1.0 is required by V4L2 spec) */ - fival->stepwise.min = tpf_min; - fival->stepwise.max = tpf_max; - fival->stepwise.step = (struct v4l2_fract) {1, 1}; - - return 0; -} - -static int vidioc_g_parm(struct file *file, void *priv, - struct v4l2_streamparm *parm) -{ - struct vivi_dev *dev = video_drvdata(file); - - if (parm->type != V4L2_BUF_TYPE_VIDEO_CAPTURE) - return -EINVAL; - - parm->parm.capture.capability = V4L2_CAP_TIMEPERFRAME; - parm->parm.capture.timeperframe = dev->timeperframe; - parm->parm.capture.readbuffers = 1; - return 0; -} - -#define FRACT_CMP(a, OP, b) \ - ((u64)(a).numerator * (b).denominator OP (u64)(b).numerator * (a).denominator) - -static int vidioc_s_parm(struct file *file, void *priv, - struct v4l2_streamparm *parm) -{ - struct vivi_dev *dev = video_drvdata(file); - struct v4l2_fract tpf; - - if (parm->type != V4L2_BUF_TYPE_VIDEO_CAPTURE) - return -EINVAL; - - tpf = parm->parm.capture.timeperframe; - - /* tpf: {*, 0} resets timing; clip to [min, max]*/ - tpf = tpf.denominator ? tpf : tpf_default; - tpf = FRACT_CMP(tpf, <, tpf_min) ? tpf_min : tpf; - tpf = FRACT_CMP(tpf, >, tpf_max) ? tpf_max : tpf; - - dev->timeperframe = tpf; - parm->parm.capture.timeperframe = tpf; - parm->parm.capture.readbuffers = 1; - return 0; -} - -/* --- controls ---------------------------------------------- */ - -static int vivi_g_volatile_ctrl(struct v4l2_ctrl *ctrl) -{ - struct vivi_dev *dev = container_of(ctrl->handler, struct vivi_dev, ctrl_handler); - - if (ctrl == dev->autogain) - dev->gain->val = jiffies & 0xff; - return 0; -} - -static int vivi_s_ctrl(struct v4l2_ctrl *ctrl) -{ - struct vivi_dev *dev = container_of(ctrl->handler, struct vivi_dev, ctrl_handler); - - switch (ctrl->id) { - case V4L2_CID_ALPHA_COMPONENT: - dev->alpha_component = ctrl->val; - break; - default: - if (ctrl == dev->button) - dev->button_pressed = 30; - break; - } - return 0; -} - -/* ------------------------------------------------------------------ - File operations for the device - ------------------------------------------------------------------*/ - -static const struct v4l2_ctrl_ops vivi_ctrl_ops = { - .g_volatile_ctrl = vivi_g_volatile_ctrl, - .s_ctrl = vivi_s_ctrl, -}; - -#define VIVI_CID_CUSTOM_BASE (V4L2_CID_USER_BASE | 0xf000) - -static const struct v4l2_ctrl_config vivi_ctrl_button = { - .ops = &vivi_ctrl_ops, - .id = VIVI_CID_CUSTOM_BASE + 0, - .name = "Button", - .type = V4L2_CTRL_TYPE_BUTTON, -}; - -static const struct v4l2_ctrl_config vivi_ctrl_boolean = { - .ops = &vivi_ctrl_ops, - .id = VIVI_CID_CUSTOM_BASE + 1, - .name = "Boolean", - .type = V4L2_CTRL_TYPE_BOOLEAN, - .min = 0, - .max = 1, - .step = 1, - .def = 1, -}; - -static const struct v4l2_ctrl_config vivi_ctrl_int32 = { - .ops = &vivi_ctrl_ops, - .id = VIVI_CID_CUSTOM_BASE + 2, - .name = "Integer 32 Bits", - .type = V4L2_CTRL_TYPE_INTEGER, - .min = -0x80000000LL, - .max = 0x7fffffff, - .step = 1, -}; - -static const struct v4l2_ctrl_config vivi_ctrl_int64 = { - .ops = &vivi_ctrl_ops, - .id = VIVI_CID_CUSTOM_BASE + 3, - .name = "Integer 64 Bits", - .type = V4L2_CTRL_TYPE_INTEGER64, - .min = LLONG_MIN, - .max = LLONG_MAX, - .step = 1, -}; - -static const char * const vivi_ctrl_menu_strings[] = { - "Menu Item 0 (Skipped)", - "Menu Item 1", - "Menu Item 2 (Skipped)", - "Menu Item 3", - "Menu Item 4", - "Menu Item 5 (Skipped)", - NULL, -}; - -static const struct v4l2_ctrl_config vivi_ctrl_menu = { - .ops = &vivi_ctrl_ops, - .id = VIVI_CID_CUSTOM_BASE + 4, - .name = "Menu", - .type = V4L2_CTRL_TYPE_MENU, - .min = 1, - .max = 4, - .def = 3, - .menu_skip_mask = 0x04, - .qmenu = vivi_ctrl_menu_strings, -}; - -static const struct v4l2_ctrl_config vivi_ctrl_string = { - .ops = &vivi_ctrl_ops, - .id = VIVI_CID_CUSTOM_BASE + 5, - .name = "String", - .type = V4L2_CTRL_TYPE_STRING, - .min = 2, - .max = 4, - .step = 1, -}; - -static const struct v4l2_ctrl_config vivi_ctrl_bitmask = { - .ops = &vivi_ctrl_ops, - .id = VIVI_CID_CUSTOM_BASE + 6, - .name = "Bitmask", - .type = V4L2_CTRL_TYPE_BITMASK, - .def = 0x80002000, - .min = 0, - .max = 0x80402010, - .step = 0, -}; - -static const s64 vivi_ctrl_int_menu_values[] = { - 1, 1, 2, 3, 5, 8, 13, 21, 42, -}; - -static const struct v4l2_ctrl_config vivi_ctrl_int_menu = { - .ops = &vivi_ctrl_ops, - .id = VIVI_CID_CUSTOM_BASE + 7, - .name = "Integer menu", - .type = V4L2_CTRL_TYPE_INTEGER_MENU, - .min = 1, - .max = 8, - .def = 4, - .menu_skip_mask = 0x02, - .qmenu_int = vivi_ctrl_int_menu_values, -}; - -static const struct v4l2_file_operations vivi_fops = { - .owner = THIS_MODULE, - .open = v4l2_fh_open, - .release = vb2_fop_release, - .read = vb2_fop_read, - .poll = vb2_fop_poll, - .unlocked_ioctl = video_ioctl2, /* V4L2 ioctl handler */ - .mmap = vb2_fop_mmap, -}; - -static const struct v4l2_ioctl_ops vivi_ioctl_ops = { - .vidioc_querycap = vidioc_querycap, - .vidioc_enum_fmt_vid_cap = vidioc_enum_fmt_vid_cap, - .vidioc_g_fmt_vid_cap = vidioc_g_fmt_vid_cap, - .vidioc_try_fmt_vid_cap = vidioc_try_fmt_vid_cap, - .vidioc_s_fmt_vid_cap = vidioc_s_fmt_vid_cap, - .vidioc_enum_framesizes = vidioc_enum_framesizes, - .vidioc_reqbufs = vb2_ioctl_reqbufs, - .vidioc_create_bufs = vb2_ioctl_create_bufs, - .vidioc_prepare_buf = vb2_ioctl_prepare_buf, - .vidioc_querybuf = vb2_ioctl_querybuf, - .vidioc_qbuf = vb2_ioctl_qbuf, - .vidioc_dqbuf = vb2_ioctl_dqbuf, - .vidioc_enum_input = vidioc_enum_input, - .vidioc_g_input = vidioc_g_input, - .vidioc_s_input = vidioc_s_input, - .vidioc_enum_frameintervals = vidioc_enum_frameintervals, - .vidioc_g_parm = vidioc_g_parm, - .vidioc_s_parm = vidioc_s_parm, - .vidioc_streamon = vb2_ioctl_streamon, - .vidioc_streamoff = vb2_ioctl_streamoff, - .vidioc_log_status = v4l2_ctrl_log_status, - .vidioc_subscribe_event = v4l2_ctrl_subscribe_event, - .vidioc_unsubscribe_event = v4l2_event_unsubscribe, -}; - -static const struct video_device vivi_template = { - .name = "vivi", - .fops = &vivi_fops, - .ioctl_ops = &vivi_ioctl_ops, - .release = video_device_release_empty, -}; - -/* ----------------------------------------------------------------- - Initialization and module stuff - ------------------------------------------------------------------*/ - -static int vivi_release(void) -{ - struct vivi_dev *dev; - struct list_head *list; - - while (!list_empty(&vivi_devlist)) { - list = vivi_devlist.next; - list_del(list); - dev = list_entry(list, struct vivi_dev, vivi_devlist); - - v4l2_info(&dev->v4l2_dev, "unregistering %s\n", - video_device_node_name(&dev->vdev)); - video_unregister_device(&dev->vdev); - v4l2_device_unregister(&dev->v4l2_dev); - v4l2_ctrl_handler_free(&dev->ctrl_handler); - kfree(dev); - } - - return 0; -} - -static int __init vivi_create_instance(int inst) -{ - struct vivi_dev *dev; - struct video_device *vfd; - struct v4l2_ctrl_handler *hdl; - struct vb2_queue *q; - int ret; - - dev = kzalloc(sizeof(*dev), GFP_KERNEL); - if (!dev) - return -ENOMEM; - - snprintf(dev->v4l2_dev.name, sizeof(dev->v4l2_dev.name), - "%s-%03d", VIVI_MODULE_NAME, inst); - ret = v4l2_device_register(NULL, &dev->v4l2_dev); - if (ret) - goto free_dev; - - dev->fmt = &formats[0]; - dev->timeperframe = tpf_default; - dev->width = 640; - dev->height = 480; - dev->pixelsize = dev->fmt->depth / 8; - hdl = &dev->ctrl_handler; - v4l2_ctrl_handler_init(hdl, 11); - dev->volume = v4l2_ctrl_new_std(hdl, &vivi_ctrl_ops, - V4L2_CID_AUDIO_VOLUME, 0, 255, 1, 200); - dev->brightness = v4l2_ctrl_new_std(hdl, &vivi_ctrl_ops, - V4L2_CID_BRIGHTNESS, 0, 255, 1, 127); - dev->contrast = v4l2_ctrl_new_std(hdl, &vivi_ctrl_ops, - V4L2_CID_CONTRAST, 0, 255, 1, 16); - dev->saturation = v4l2_ctrl_new_std(hdl, &vivi_ctrl_ops, - V4L2_CID_SATURATION, 0, 255, 1, 127); - dev->hue = v4l2_ctrl_new_std(hdl, &vivi_ctrl_ops, - V4L2_CID_HUE, -128, 127, 1, 0); - dev->autogain = v4l2_ctrl_new_std(hdl, &vivi_ctrl_ops, - V4L2_CID_AUTOGAIN, 0, 1, 1, 1); - dev->gain = v4l2_ctrl_new_std(hdl, &vivi_ctrl_ops, - V4L2_CID_GAIN, 0, 255, 1, 100); - dev->alpha = v4l2_ctrl_new_std(hdl, &vivi_ctrl_ops, - V4L2_CID_ALPHA_COMPONENT, 0, 255, 1, 0); - dev->button = v4l2_ctrl_new_custom(hdl, &vivi_ctrl_button, NULL); - dev->int32 = v4l2_ctrl_new_custom(hdl, &vivi_ctrl_int32, NULL); - dev->int64 = v4l2_ctrl_new_custom(hdl, &vivi_ctrl_int64, NULL); - dev->boolean = v4l2_ctrl_new_custom(hdl, &vivi_ctrl_boolean, NULL); - dev->menu = v4l2_ctrl_new_custom(hdl, &vivi_ctrl_menu, NULL); - dev->string = v4l2_ctrl_new_custom(hdl, &vivi_ctrl_string, NULL); - dev->bitmask = v4l2_ctrl_new_custom(hdl, &vivi_ctrl_bitmask, NULL); - dev->int_menu = v4l2_ctrl_new_custom(hdl, &vivi_ctrl_int_menu, NULL); - if (hdl->error) { - ret = hdl->error; - goto unreg_dev; - } - v4l2_ctrl_auto_cluster(2, &dev->autogain, 0, true); - dev->v4l2_dev.ctrl_handler = hdl; - - /* initialize locks */ - spin_lock_init(&dev->slock); - - /* initialize queue */ - q = &dev->vb_vidq; - q->type = V4L2_BUF_TYPE_VIDEO_CAPTURE; - q->io_modes = VB2_MMAP | VB2_USERPTR | VB2_DMABUF | VB2_READ; - q->drv_priv = dev; - q->buf_struct_size = sizeof(struct vivi_buffer); - q->ops = &vivi_video_qops; - q->mem_ops = &vb2_vmalloc_memops; - q->timestamp_flags = V4L2_BUF_FLAG_TIMESTAMP_MONOTONIC; - - ret = vb2_queue_init(q); - if (ret) - goto unreg_dev; - - mutex_init(&dev->mutex); - - /* init video dma queues */ - INIT_LIST_HEAD(&dev->vidq.active); - init_waitqueue_head(&dev->vidq.wq); - - vfd = &dev->vdev; - *vfd = vivi_template; - vfd->debug = debug; - vfd->v4l2_dev = &dev->v4l2_dev; - vfd->queue = q; - - /* - * Provide a mutex to v4l2 core. It will be used to protect - * all fops and v4l2 ioctls. - */ - vfd->lock = &dev->mutex; - video_set_drvdata(vfd, dev); - - ret = video_register_device(vfd, VFL_TYPE_GRABBER, video_nr); - if (ret < 0) - goto unreg_dev; - - /* Now that everything is fine, let's add it to device list */ - list_add_tail(&dev->vivi_devlist, &vivi_devlist); - - v4l2_info(&dev->v4l2_dev, "V4L2 device registered as %s\n", - video_device_node_name(vfd)); - return 0; - -unreg_dev: - v4l2_ctrl_handler_free(hdl); - v4l2_device_unregister(&dev->v4l2_dev); -free_dev: - kfree(dev); - return ret; -} - -/* This routine allocates from 1 to n_devs virtual drivers. - - The real maximum number of virtual drivers will depend on how many drivers - will succeed. This is limited to the maximum number of devices that - videodev supports, which is equal to VIDEO_NUM_DEVICES. - */ -static int __init vivi_init(void) -{ - const struct font_desc *font = find_font("VGA8x16"); - int ret = 0, i; - - if (font == NULL) { - printk(KERN_ERR "vivi: could not find font\n"); - return -ENODEV; - } - font8x16 = font->data; - - if (n_devs <= 0) - n_devs = 1; - - for (i = 0; i < n_devs; i++) { - ret = vivi_create_instance(i); - if (ret) { - /* If some instantiations succeeded, keep driver */ - if (i) - ret = 0; - break; - } - } - - if (ret < 0) { - printk(KERN_ERR "vivi: error %d while loading driver\n", ret); - return ret; - } - - printk(KERN_INFO "Video Technology Magazine Virtual Video " - "Capture Board ver %s successfully loaded.\n", - VIVI_VERSION); - - /* n_devs will reflect the actual number of allocated devices */ - n_devs = i; - - return ret; -} - -static void __exit vivi_exit(void) -{ - vivi_release(); -} - -module_init(vivi_init); -module_exit(vivi_exit); diff --git a/drivers/media/platform/vivid/Kconfig b/drivers/media/platform/vivid/Kconfig new file mode 100644 index 0000000..d71139a --- /dev/null +++ b/drivers/media/platform/vivid/Kconfig @@ -0,0 +1,19 @@ +config VIDEO_VIVID + tristate "Virtual Video Test Driver" + depends on VIDEO_DEV && VIDEO_V4L2 && !SPARC32 && !SPARC64 + select FONT_SUPPORT + select FONT_8x16 + select VIDEOBUF2_VMALLOC + default n + ---help--- + Enables a virtual video driver. This driver emulates a webcam, + TV, S-Video and HDMI capture hardware, including VBI support for + the SDTV inputs. Also video output, VBI output, radio receivers, + transmitters and software defined radio capture is emulated. + + It is highly configurable and is ideal for testing applications. + Error injection is supported to test rare errors that are hard + to reproduce in real hardware. + + Say Y here if you want to test video apps or debug V4L devices. + When in doubt, say N. diff --git a/drivers/media/platform/vivid/Makefile b/drivers/media/platform/vivid/Makefile new file mode 100644 index 0000000..756fc12 --- /dev/null +++ b/drivers/media/platform/vivid/Makefile @@ -0,0 +1,6 @@ +vivid-objs := vivid-core.o vivid-ctrls.o vivid-vid-common.o vivid-vbi-gen.o \ + vivid-vid-cap.o vivid-vid-out.o vivid-kthread-cap.o vivid-kthread-out.o \ + vivid-radio-rx.o vivid-radio-tx.o vivid-radio-common.o \ + vivid-rds-gen.o vivid-sdr-cap.o vivid-vbi-cap.o vivid-vbi-out.o \ + vivid-osd.o vivid-tpg.o vivid-tpg-colors.o +obj-$(CONFIG_VIDEO_VIVID) += vivid.o diff --git a/drivers/media/platform/vivid/vivid-core.c b/drivers/media/platform/vivid/vivid-core.c new file mode 100644 index 0000000..2c61a62 --- /dev/null +++ b/drivers/media/platform/vivid/vivid-core.c @@ -0,0 +1,1390 @@ +/* + * vivid-core.c - A Virtual Video Test Driver, core initialization + * + * Copyright 2014 Cisco Systems, Inc. and/or its affiliates. All rights reserved. + * + * This program is free software; you may redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; version 2 of the License. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND + * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS + * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN + * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN + * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE + * SOFTWARE. + */ + +#include <linux/module.h> +#include <linux/errno.h> +#include <linux/kernel.h> +#include <linux/init.h> +#include <linux/sched.h> +#include <linux/slab.h> +#include <linux/vmalloc.h> +#include <linux/font.h> +#include <linux/mutex.h> +#include <linux/videodev2.h> +#include <linux/v4l2-dv-timings.h> +#include <media/videobuf2-vmalloc.h> +#include <media/v4l2-dv-timings.h> +#include <media/v4l2-ioctl.h> +#include <media/v4l2-fh.h> +#include <media/v4l2-event.h> + +#include "vivid-core.h" +#include "vivid-vid-common.h" +#include "vivid-vid-cap.h" +#include "vivid-vid-out.h" +#include "vivid-radio-common.h" +#include "vivid-radio-rx.h" +#include "vivid-radio-tx.h" +#include "vivid-sdr-cap.h" +#include "vivid-vbi-cap.h" +#include "vivid-vbi-out.h" +#include "vivid-osd.h" +#include "vivid-ctrls.h" + +#define VIVID_MODULE_NAME "vivid" + +/* The maximum number of vivid devices */ +#define VIVID_MAX_DEVS 64 + +MODULE_DESCRIPTION("Virtual Video Test Driver"); +MODULE_AUTHOR("Hans Verkuil"); +MODULE_LICENSE("GPL"); + +static unsigned n_devs = 1; +module_param(n_devs, uint, 0444); +MODULE_PARM_DESC(n_devs, " number of driver instances to create"); + +static int vid_cap_nr[VIVID_MAX_DEVS] = { [0 ... (VIVID_MAX_DEVS - 1)] = -1 }; +module_param_array(vid_cap_nr, int, NULL, 0444); +MODULE_PARM_DESC(vid_cap_nr, " videoX start number, -1 is autodetect"); + +static int vid_out_nr[VIVID_MAX_DEVS] = { [0 ... (VIVID_MAX_DEVS - 1)] = -1 }; +module_param_array(vid_out_nr, int, NULL, 0444); +MODULE_PARM_DESC(vid_out_nr, " videoX start number, -1 is autodetect"); + +static int vbi_cap_nr[VIVID_MAX_DEVS] = { [0 ... (VIVID_MAX_DEVS - 1)] = -1 }; +module_param_array(vbi_cap_nr, int, NULL, 0444); +MODULE_PARM_DESC(vbi_cap_nr, " vbiX start number, -1 is autodetect"); + +static int vbi_out_nr[VIVID_MAX_DEVS] = { [0 ... (VIVID_MAX_DEVS - 1)] = -1 }; +module_param_array(vbi_out_nr, int, NULL, 0444); +MODULE_PARM_DESC(vbi_out_nr, " vbiX start number, -1 is autodetect"); + +static int sdr_cap_nr[VIVID_MAX_DEVS] = { [0 ... (VIVID_MAX_DEVS - 1)] = -1 }; +module_param_array(sdr_cap_nr, int, NULL, 0444); +MODULE_PARM_DESC(sdr_cap_nr, " swradioX start number, -1 is autodetect"); + +static int radio_rx_nr[VIVID_MAX_DEVS] = { [0 ... (VIVID_MAX_DEVS - 1)] = -1 }; +module_param_array(radio_rx_nr, int, NULL, 0444); +MODULE_PARM_DESC(radio_rx_nr, " radioX start number, -1 is autodetect"); + +static int radio_tx_nr[VIVID_MAX_DEVS] = { [0 ... (VIVID_MAX_DEVS - 1)] = -1 }; +module_param_array(radio_tx_nr, int, NULL, 0444); +MODULE_PARM_DESC(radio_tx_nr, " radioX start number, -1 is autodetect"); + +static int ccs_cap_mode[VIVID_MAX_DEVS] = { [0 ... (VIVID_MAX_DEVS - 1)] = -1 }; +module_param_array(ccs_cap_mode, int, NULL, 0444); +MODULE_PARM_DESC(ccs_cap_mode, " capture crop/compose/scale mode:\n" + "\t\t bit 0=crop, 1=compose, 2=scale,\n" + "\t\t -1=user-controlled (default)"); + +static int ccs_out_mode[VIVID_MAX_DEVS] = { [0 ... (VIVID_MAX_DEVS - 1)] = -1 }; +module_param_array(ccs_out_mode, int, NULL, 0444); +MODULE_PARM_DESC(ccs_out_mode, " output crop/compose/scale mode:\n" + "\t\t bit 0=crop, 1=compose, 2=scale,\n" + "\t\t -1=user-controlled (default)"); + +static unsigned multiplanar[VIVID_MAX_DEVS]; +module_param_array(multiplanar, uint, NULL, 0444); +MODULE_PARM_DESC(multiplanar, " 0 (default) is alternating single and multiplanar devices,\n" + "\t\t 1 is single planar devices,\n" + "\t\t 2 is multiplanar devices"); + +/* Default: video + vbi-cap (raw and sliced) + radio rx + radio tx + sdr + vbi-out + vid-out */ +static unsigned node_types[VIVID_MAX_DEVS] = { [0 ... (VIVID_MAX_DEVS - 1)] = 0x1d3d }; +module_param_array(node_types, uint, NULL, 0444); +MODULE_PARM_DESC(node_types, " node types, default is 0x1d3d. Bitmask with the following meaning:\n" + "\t\t bit 0: Video Capture node\n" + "\t\t bit 2-3: VBI Capture node: 0 = none, 1 = raw vbi, 2 = sliced vbi, 3 = both\n" + "\t\t bit 4: Radio Receiver node\n" + "\t\t bit 5: Software Defined Radio Receiver node\n" + "\t\t bit 8: Video Output node\n" + "\t\t bit 10-11: VBI Output node: 0 = none, 1 = raw vbi, 2 = sliced vbi, 3 = both\n" + "\t\t bit 12: Radio Transmitter node\n" + "\t\t bit 16: Framebuffer for testing overlays"); + +/* Default: 4 inputs */ +static unsigned num_inputs[VIVID_MAX_DEVS] = { [0 ... (VIVID_MAX_DEVS - 1)] = 4 }; +module_param_array(num_inputs, uint, NULL, 0444); +MODULE_PARM_DESC(num_inputs, " number of inputs, default is 4"); + +/* Default: input 0 = WEBCAM, 1 = TV, 2 = SVID, 3 = HDMI */ +static unsigned input_types[VIVID_MAX_DEVS] = { [0 ... (VIVID_MAX_DEVS - 1)] = 0xe4 }; +module_param_array(input_types, uint, NULL, 0444); +MODULE_PARM_DESC(input_types, " input types, default is 0xe4. Two bits per input,\n" + "\t\t bits 0-1 == input 0, bits 31-30 == input 15.\n" + "\t\t Type 0 == webcam, 1 == TV, 2 == S-Video, 3 == HDMI"); + +/* Default: 2 outputs */ +static unsigned num_outputs[VIVID_MAX_DEVS] = { [0 ... (VIVID_MAX_DEVS - 1)] = 2 }; +module_param_array(num_outputs, uint, NULL, 0444); +MODULE_PARM_DESC(num_outputs, " number of outputs, default is 2"); + +/* Default: output 0 = SVID, 1 = HDMI */ +static unsigned output_types[VIVID_MAX_DEVS] = { [0 ... (VIVID_MAX_DEVS - 1)] = 2 }; +module_param_array(output_types, uint, NULL, 0444); +MODULE_PARM_DESC(output_types, " output types, default is 0x02. One bit per output,\n" + "\t\t bit 0 == output 0, bit 15 == output 15.\n" + "\t\t Type 0 == S-Video, 1 == HDMI"); + +unsigned vivid_debug; +module_param(vivid_debug, uint, 0644); +MODULE_PARM_DESC(vivid_debug, " activates debug info"); + +static bool no_error_inj; +module_param(no_error_inj, bool, 0444); +MODULE_PARM_DESC(no_error_inj, " if set disable the error injecting controls"); + +static struct vivid_dev *vivid_devs[VIVID_MAX_DEVS]; + +const struct v4l2_rect vivid_min_rect = { + 0, 0, MIN_WIDTH, MIN_HEIGHT +}; + +const struct v4l2_rect vivid_max_rect = { + 0, 0, MAX_WIDTH * MAX_ZOOM, MAX_HEIGHT * MAX_ZOOM +}; + +static const u8 vivid_hdmi_edid[256] = { + 0x00, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x00, + 0x63, 0x3a, 0xaa, 0x55, 0x00, 0x00, 0x00, 0x00, + 0x0a, 0x18, 0x01, 0x03, 0x80, 0x10, 0x09, 0x78, + 0x0e, 0x00, 0xb2, 0xa0, 0x57, 0x49, 0x9b, 0x26, + 0x10, 0x48, 0x4f, 0x2f, 0xcf, 0x00, 0x31, 0x59, + 0x45, 0x59, 0x81, 0x80, 0x81, 0x40, 0x90, 0x40, + 0x95, 0x00, 0xa9, 0x40, 0xb3, 0x00, 0x02, 0x3a, + 0x80, 0x18, 0x71, 0x38, 0x2d, 0x40, 0x58, 0x2c, + 0x46, 0x00, 0x10, 0x09, 0x00, 0x00, 0x00, 0x1e, + 0x00, 0x00, 0x00, 0xfd, 0x00, 0x18, 0x55, 0x18, + 0x5e, 0x11, 0x00, 0x0a, 0x20, 0x20, 0x20, 0x20, + 0x20, 0x20, 0x00, 0x00, 0x00, 0xfc, 0x00, 'v', + '4', 'l', '2', '-', 'h', 'd', 'm', 'i', + 0x0a, 0x0a, 0x0a, 0x0a, 0x00, 0x00, 0x00, 0x10, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01, 0xf0, + + 0x02, 0x03, 0x1a, 0xc0, 0x48, 0xa2, 0x10, 0x04, + 0x02, 0x01, 0x21, 0x14, 0x13, 0x23, 0x09, 0x07, + 0x07, 0x65, 0x03, 0x0c, 0x00, 0x10, 0x00, 0xe2, + 0x00, 0x2a, 0x01, 0x1d, 0x00, 0x80, 0x51, 0xd0, + 0x1c, 0x20, 0x40, 0x80, 0x35, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x1e, 0x8c, 0x0a, 0xd0, 0x8a, + 0x20, 0xe0, 0x2d, 0x10, 0x10, 0x3e, 0x96, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x18, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xd7 +}; + +void vivid_lock(struct vb2_queue *vq) +{ + struct vivid_dev *dev = vb2_get_drv_priv(vq); + + mutex_lock(&dev->mutex); +} + +void vivid_unlock(struct vb2_queue *vq) +{ + struct vivid_dev *dev = vb2_get_drv_priv(vq); + + mutex_unlock(&dev->mutex); +} + +static int vidioc_querycap(struct file *file, void *priv, + struct v4l2_capability *cap) +{ + struct vivid_dev *dev = video_drvdata(file); + struct video_device *vdev = video_devdata(file); + + strcpy(cap->driver, "vivid"); + strcpy(cap->card, "vivid"); + snprintf(cap->bus_info, sizeof(cap->bus_info), + "platform:%s", dev->v4l2_dev.name); + + if (vdev->vfl_type == VFL_TYPE_GRABBER && vdev->vfl_dir == VFL_DIR_RX) + cap->device_caps = dev->vid_cap_caps; + if (vdev->vfl_type == VFL_TYPE_GRABBER && vdev->vfl_dir == VFL_DIR_TX) + cap->device_caps = dev->vid_out_caps; + else if (vdev->vfl_type == VFL_TYPE_VBI && vdev->vfl_dir == VFL_DIR_RX) + cap->device_caps = dev->vbi_cap_caps; + else if (vdev->vfl_type == VFL_TYPE_VBI && vdev->vfl_dir == VFL_DIR_TX) + cap->device_caps = dev->vbi_out_caps; + else if (vdev->vfl_type == VFL_TYPE_SDR) + cap->device_caps = dev->sdr_cap_caps; + else if (vdev->vfl_type == VFL_TYPE_RADIO && vdev->vfl_dir == VFL_DIR_RX) + cap->device_caps = dev->radio_rx_caps; + else if (vdev->vfl_type == VFL_TYPE_RADIO && vdev->vfl_dir == VFL_DIR_TX) + cap->device_caps = dev->radio_tx_caps; + cap->capabilities = dev->vid_cap_caps | dev->vid_out_caps | + dev->vbi_cap_caps | dev->vbi_out_caps | + dev->radio_rx_caps | dev->radio_tx_caps | + dev->sdr_cap_caps | V4L2_CAP_DEVICE_CAPS; + return 0; +} + +static int vidioc_s_hw_freq_seek(struct file *file, void *fh, const struct v4l2_hw_freq_seek *a) +{ + struct video_device *vdev = video_devdata(file); + + if (vdev->vfl_type == VFL_TYPE_RADIO) + return vivid_radio_rx_s_hw_freq_seek(file, fh, a); + return -ENOTTY; +} + +static int vidioc_enum_freq_bands(struct file *file, void *fh, struct v4l2_frequency_band *band) +{ + struct video_device *vdev = video_devdata(file); + + if (vdev->vfl_type == VFL_TYPE_RADIO) + return vivid_radio_rx_enum_freq_bands(file, fh, band); + if (vdev->vfl_type == VFL_TYPE_SDR) + return vivid_sdr_enum_freq_bands(file, fh, band); + return -ENOTTY; +} + +static int vidioc_g_tuner(struct file *file, void *fh, struct v4l2_tuner *vt) +{ + struct video_device *vdev = video_devdata(file); + + if (vdev->vfl_type == VFL_TYPE_RADIO) + return vivid_radio_rx_g_tuner(file, fh, vt); + if (vdev->vfl_type == VFL_TYPE_SDR) + return vivid_sdr_g_tuner(file, fh, vt); + return vivid_video_g_tuner(file, fh, vt); +} + +static int vidioc_s_tuner(struct file *file, void *fh, const struct v4l2_tuner *vt) +{ + struct video_device *vdev = video_devdata(file); + + if (vdev->vfl_type == VFL_TYPE_RADIO) + return vivid_radio_rx_s_tuner(file, fh, vt); + if (vdev->vfl_type == VFL_TYPE_SDR) + return vivid_sdr_s_tuner(file, fh, vt); + return vivid_video_s_tuner(file, fh, vt); +} + +static int vidioc_g_frequency(struct file *file, void *fh, struct v4l2_frequency *vf) +{ + struct vivid_dev *dev = video_drvdata(file); + struct video_device *vdev = video_devdata(file); + + if (vdev->vfl_type == VFL_TYPE_RADIO) + return vivid_radio_g_frequency(file, + vdev->vfl_dir == VFL_DIR_RX ? + &dev->radio_rx_freq : &dev->radio_tx_freq, vf); + if (vdev->vfl_type == VFL_TYPE_SDR) + return vivid_sdr_g_frequency(file, fh, vf); + return vivid_video_g_frequency(file, fh, vf); +} + +static int vidioc_s_frequency(struct file *file, void *fh, const struct v4l2_frequency *vf) +{ + struct vivid_dev *dev = video_drvdata(file); + struct video_device *vdev = video_devdata(file); + + if (vdev->vfl_type == VFL_TYPE_RADIO) + return vivid_radio_s_frequency(file, + vdev->vfl_dir == VFL_DIR_RX ? + &dev->radio_rx_freq : &dev->radio_tx_freq, vf); + if (vdev->vfl_type == VFL_TYPE_SDR) + return vivid_sdr_s_frequency(file, fh, vf); + return vivid_video_s_frequency(file, fh, vf); +} + +static int vidioc_overlay(struct file *file, void *fh, unsigned i) +{ + struct video_device *vdev = video_devdata(file); + + if (vdev->vfl_dir == VFL_DIR_RX) + return vivid_vid_cap_overlay(file, fh, i); + return vivid_vid_out_overlay(file, fh, i); +} + +static int vidioc_g_fbuf(struct file *file, void *fh, struct v4l2_framebuffer *a) +{ + struct video_device *vdev = video_devdata(file); + + if (vdev->vfl_dir == VFL_DIR_RX) + return vivid_vid_cap_g_fbuf(file, fh, a); + return vivid_vid_out_g_fbuf(file, fh, a); +} + +static int vidioc_s_fbuf(struct file *file, void *fh, const struct v4l2_framebuffer *a) +{ + struct video_device *vdev = video_devdata(file); + + if (vdev->vfl_dir == VFL_DIR_RX) + return vivid_vid_cap_s_fbuf(file, fh, a); + return vivid_vid_out_s_fbuf(file, fh, a); +} + +static int vidioc_s_std(struct file *file, void *fh, v4l2_std_id id) +{ + struct video_device *vdev = video_devdata(file); + + if (vdev->vfl_dir == VFL_DIR_RX) + return vivid_vid_cap_s_std(file, fh, id); + return vivid_vid_out_s_std(file, fh, id); +} + +static int vidioc_s_dv_timings(struct file *file, void *fh, struct v4l2_dv_timings *timings) +{ + struct video_device *vdev = video_devdata(file); + + if (vdev->vfl_dir == VFL_DIR_RX) + return vivid_vid_cap_s_dv_timings(file, fh, timings); + return vivid_vid_out_s_dv_timings(file, fh, timings); +} + +static int vidioc_cropcap(struct file *file, void *fh, struct v4l2_cropcap *cc) +{ + struct video_device *vdev = video_devdata(file); + + if (vdev->vfl_dir == VFL_DIR_RX) + return vivid_vid_cap_cropcap(file, fh, cc); + return vivid_vid_out_cropcap(file, fh, cc); +} + +static int vidioc_g_selection(struct file *file, void *fh, + struct v4l2_selection *sel) +{ + struct video_device *vdev = video_devdata(file); + + if (vdev->vfl_dir == VFL_DIR_RX) + return vivid_vid_cap_g_selection(file, fh, sel); + return vivid_vid_out_g_selection(file, fh, sel); +} + +static int vidioc_s_selection(struct file *file, void *fh, + struct v4l2_selection *sel) +{ + struct video_device *vdev = video_devdata(file); + + if (vdev->vfl_dir == VFL_DIR_RX) + return vivid_vid_cap_s_selection(file, fh, sel); + return vivid_vid_out_s_selection(file, fh, sel); +} + +static int vidioc_g_parm(struct file *file, void *fh, + struct v4l2_streamparm *parm) +{ + struct video_device *vdev = video_devdata(file); + + if (vdev->vfl_dir == VFL_DIR_RX) + return vivid_vid_cap_g_parm(file, fh, parm); + return vivid_vid_out_g_parm(file, fh, parm); +} + +static int vidioc_s_parm(struct file *file, void *fh, + struct v4l2_streamparm *parm) +{ + struct video_device *vdev = video_devdata(file); + + if (vdev->vfl_dir == VFL_DIR_RX) + return vivid_vid_cap_s_parm(file, fh, parm); + return vivid_vid_out_g_parm(file, fh, parm); +} + +static ssize_t vivid_radio_read(struct file *file, char __user *buf, + size_t size, loff_t *offset) +{ + struct video_device *vdev = video_devdata(file); + + if (vdev->vfl_dir == VFL_DIR_TX) + return -EINVAL; + return vivid_radio_rx_read(file, buf, size, offset); +} + +static ssize_t vivid_radio_write(struct file *file, const char __user *buf, + size_t size, loff_t *offset) +{ + struct video_device *vdev = video_devdata(file); + + if (vdev->vfl_dir == VFL_DIR_RX) + return -EINVAL; + return vivid_radio_tx_write(file, buf, size, offset); +} + +static unsigned int vivid_radio_poll(struct file *file, struct poll_table_struct *wait) +{ + struct video_device *vdev = video_devdata(file); + + if (vdev->vfl_dir == VFL_DIR_RX) + return vivid_radio_rx_poll(file, wait); + return vivid_radio_tx_poll(file, wait); +} + +static bool vivid_is_in_use(struct video_device *vdev) +{ + unsigned long flags; + bool res; + + spin_lock_irqsave(&vdev->fh_lock, flags); + res = !list_empty(&vdev->fh_list); + spin_unlock_irqrestore(&vdev->fh_lock, flags); + return res; +} + +static bool vivid_is_last_user(struct vivid_dev *dev) +{ + unsigned uses = vivid_is_in_use(&dev->vid_cap_dev) + + vivid_is_in_use(&dev->vid_out_dev) + + vivid_is_in_use(&dev->vbi_cap_dev) + + vivid_is_in_use(&dev->vbi_out_dev) + + vivid_is_in_use(&dev->sdr_cap_dev) + + vivid_is_in_use(&dev->radio_rx_dev) + + vivid_is_in_use(&dev->radio_tx_dev); + + return uses == 1; +} + +static int vivid_fop_release(struct file *file) +{ + struct vivid_dev *dev = video_drvdata(file); + struct video_device *vdev = video_devdata(file); + + mutex_lock(&dev->mutex); + if (!no_error_inj && v4l2_fh_is_singular_file(file) && + !video_is_registered(vdev) && vivid_is_last_user(dev)) { + /* + * I am the last user of this driver, and a disconnect + * was forced (since this video_device is unregistered), + * so re-register all video_device's again. + */ + v4l2_info(&dev->v4l2_dev, "reconnect\n"); + set_bit(V4L2_FL_REGISTERED, &dev->vid_cap_dev.flags); + set_bit(V4L2_FL_REGISTERED, &dev->vid_out_dev.flags); + set_bit(V4L2_FL_REGISTERED, &dev->vbi_cap_dev.flags); + set_bit(V4L2_FL_REGISTERED, &dev->vbi_out_dev.flags); + set_bit(V4L2_FL_REGISTERED, &dev->sdr_cap_dev.flags); + set_bit(V4L2_FL_REGISTERED, &dev->radio_rx_dev.flags); + set_bit(V4L2_FL_REGISTERED, &dev->radio_tx_dev.flags); + } + mutex_unlock(&dev->mutex); + if (file->private_data == dev->overlay_cap_owner) + dev->overlay_cap_owner = NULL; + if (file->private_data == dev->radio_rx_rds_owner) { + dev->radio_rx_rds_last_block = 0; + dev->radio_rx_rds_owner = NULL; + } + if (file->private_data == dev->radio_tx_rds_owner) { + dev->radio_tx_rds_last_block = 0; + dev->radio_tx_rds_owner = NULL; + } + if (vdev->queue) + return vb2_fop_release(file); + return v4l2_fh_release(file); +} + +static const struct v4l2_file_operations vivid_fops = { + .owner = THIS_MODULE, + .open = v4l2_fh_open, + .release = vivid_fop_release, + .read = vb2_fop_read, + .write = vb2_fop_write, + .poll = vb2_fop_poll, + .unlocked_ioctl = video_ioctl2, + .mmap = vb2_fop_mmap, +}; + +static const struct v4l2_file_operations vivid_radio_fops = { + .owner = THIS_MODULE, + .open = v4l2_fh_open, + .release = vivid_fop_release, + .read = vivid_radio_read, + .write = vivid_radio_write, + .poll = vivid_radio_poll, + .unlocked_ioctl = video_ioctl2, +}; + +static const struct v4l2_ioctl_ops vivid_ioctl_ops = { + .vidioc_querycap = vidioc_querycap, + + .vidioc_enum_fmt_vid_cap = vidioc_enum_fmt_vid, + .vidioc_g_fmt_vid_cap = vidioc_g_fmt_vid_cap, + .vidioc_try_fmt_vid_cap = vidioc_try_fmt_vid_cap, + .vidioc_s_fmt_vid_cap = vidioc_s_fmt_vid_cap, + .vidioc_enum_fmt_vid_cap_mplane = vidioc_enum_fmt_vid_mplane, + .vidioc_g_fmt_vid_cap_mplane = vidioc_g_fmt_vid_cap_mplane, + .vidioc_try_fmt_vid_cap_mplane = vidioc_try_fmt_vid_cap_mplane, + .vidioc_s_fmt_vid_cap_mplane = vidioc_s_fmt_vid_cap_mplane, + + .vidioc_enum_fmt_vid_out = vidioc_enum_fmt_vid, + .vidioc_g_fmt_vid_out = vidioc_g_fmt_vid_out, + .vidioc_try_fmt_vid_out = vidioc_try_fmt_vid_out, + .vidioc_s_fmt_vid_out = vidioc_s_fmt_vid_out, + .vidioc_enum_fmt_vid_out_mplane = vidioc_enum_fmt_vid_mplane, + .vidioc_g_fmt_vid_out_mplane = vidioc_g_fmt_vid_out_mplane, + .vidioc_try_fmt_vid_out_mplane = vidioc_try_fmt_vid_out_mplane, + .vidioc_s_fmt_vid_out_mplane = vidioc_s_fmt_vid_out_mplane, + + .vidioc_g_selection = vidioc_g_selection, + .vidioc_s_selection = vidioc_s_selection, + .vidioc_cropcap = vidioc_cropcap, + + .vidioc_g_fmt_vbi_cap = vidioc_g_fmt_vbi_cap, + .vidioc_try_fmt_vbi_cap = vidioc_g_fmt_vbi_cap, + .vidioc_s_fmt_vbi_cap = vidioc_s_fmt_vbi_cap, + + .vidioc_g_fmt_sliced_vbi_cap = vidioc_g_fmt_sliced_vbi_cap, + .vidioc_try_fmt_sliced_vbi_cap = vidioc_try_fmt_sliced_vbi_cap, + .vidioc_s_fmt_sliced_vbi_cap = vidioc_s_fmt_sliced_vbi_cap, + .vidioc_g_sliced_vbi_cap = vidioc_g_sliced_vbi_cap, + + .vidioc_g_fmt_vbi_out = vidioc_g_fmt_vbi_out, + .vidioc_try_fmt_vbi_out = vidioc_g_fmt_vbi_out, + .vidioc_s_fmt_vbi_out = vidioc_s_fmt_vbi_out, + + .vidioc_g_fmt_sliced_vbi_out = vidioc_g_fmt_sliced_vbi_out, + .vidioc_try_fmt_sliced_vbi_out = vidioc_try_fmt_sliced_vbi_out, + .vidioc_s_fmt_sliced_vbi_out = vidioc_s_fmt_sliced_vbi_out, + + .vidioc_enum_fmt_sdr_cap = vidioc_enum_fmt_sdr_cap, + .vidioc_g_fmt_sdr_cap = vidioc_g_fmt_sdr_cap, + .vidioc_try_fmt_sdr_cap = vidioc_g_fmt_sdr_cap, + .vidioc_s_fmt_sdr_cap = vidioc_g_fmt_sdr_cap, + + .vidioc_overlay = vidioc_overlay, + .vidioc_enum_framesizes = vidioc_enum_framesizes, + .vidioc_enum_frameintervals = vidioc_enum_frameintervals, + .vidioc_g_parm = vidioc_g_parm, + .vidioc_s_parm = vidioc_s_parm, + + .vidioc_enum_fmt_vid_overlay = vidioc_enum_fmt_vid_overlay, + .vidioc_g_fmt_vid_overlay = vidioc_g_fmt_vid_overlay, + .vidioc_try_fmt_vid_overlay = vidioc_try_fmt_vid_overlay, + .vidioc_s_fmt_vid_overlay = vidioc_s_fmt_vid_overlay, + .vidioc_g_fmt_vid_out_overlay = vidioc_g_fmt_vid_out_overlay, + .vidioc_try_fmt_vid_out_overlay = vidioc_try_fmt_vid_out_overlay, + .vidioc_s_fmt_vid_out_overlay = vidioc_s_fmt_vid_out_overlay, + .vidioc_g_fbuf = vidioc_g_fbuf, + .vidioc_s_fbuf = vidioc_s_fbuf, + + .vidioc_reqbufs = vb2_ioctl_reqbufs, + .vidioc_create_bufs = vb2_ioctl_create_bufs, + .vidioc_prepare_buf = vb2_ioctl_prepare_buf, + .vidioc_querybuf = vb2_ioctl_querybuf, + .vidioc_qbuf = vb2_ioctl_qbuf, + .vidioc_dqbuf = vb2_ioctl_dqbuf, +/* Not yet .vidioc_expbuf = vb2_ioctl_expbuf,*/ + .vidioc_streamon = vb2_ioctl_streamon, + .vidioc_streamoff = vb2_ioctl_streamoff, + + .vidioc_enum_input = vidioc_enum_input, + .vidioc_g_input = vidioc_g_input, + .vidioc_s_input = vidioc_s_input, + .vidioc_s_audio = vidioc_s_audio, + .vidioc_g_audio = vidioc_g_audio, + .vidioc_enumaudio = vidioc_enumaudio, + .vidioc_s_frequency = vidioc_s_frequency, + .vidioc_g_frequency = vidioc_g_frequency, + .vidioc_s_tuner = vidioc_s_tuner, + .vidioc_g_tuner = vidioc_g_tuner, + .vidioc_s_modulator = vidioc_s_modulator, + .vidioc_g_modulator = vidioc_g_modulator, + .vidioc_s_hw_freq_seek = vidioc_s_hw_freq_seek, + .vidioc_enum_freq_bands = vidioc_enum_freq_bands, + + .vidioc_enum_output = vidioc_enum_output, + .vidioc_g_output = vidioc_g_output, + .vidioc_s_output = vidioc_s_output, + .vidioc_s_audout = vidioc_s_audout, + .vidioc_g_audout = vidioc_g_audout, + .vidioc_enumaudout = vidioc_enumaudout, + + .vidioc_querystd = vidioc_querystd, + .vidioc_g_std = vidioc_g_std, + .vidioc_s_std = vidioc_s_std, + .vidioc_s_dv_timings = vidioc_s_dv_timings, + .vidioc_g_dv_timings = vidioc_g_dv_timings, + .vidioc_query_dv_timings = vidioc_query_dv_timings, + .vidioc_enum_dv_timings = vidioc_enum_dv_timings, + .vidioc_dv_timings_cap = vidioc_dv_timings_cap, + .vidioc_g_edid = vidioc_g_edid, + .vidioc_s_edid = vidioc_s_edid, + + .vidioc_log_status = v4l2_ctrl_log_status, + .vidioc_subscribe_event = vidioc_subscribe_event, + .vidioc_unsubscribe_event = v4l2_event_unsubscribe, +}; + +/* ----------------------------------------------------------------- + Initialization and module stuff + ------------------------------------------------------------------*/ + +static int __init vivid_create_instance(int inst) +{ + static const struct v4l2_dv_timings def_dv_timings = + V4L2_DV_BT_CEA_1280X720P60; + unsigned in_type_counter[4] = { 0, 0, 0, 0 }; + unsigned out_type_counter[4] = { 0, 0, 0, 0 }; + int ccs_cap = ccs_cap_mode[inst]; + int ccs_out = ccs_out_mode[inst]; + bool has_tuner; + bool has_modulator; + struct vivid_dev *dev; + struct video_device *vfd; + struct vb2_queue *q; + unsigned node_type = node_types[inst]; + v4l2_std_id tvnorms_cap = 0, tvnorms_out = 0; + int ret; + int i; + + /* allocate main vivid state structure */ + dev = kzalloc(sizeof(*dev), GFP_KERNEL); + if (!dev) + return -ENOMEM; + + dev->inst = inst; + + /* register v4l2_device */ + snprintf(dev->v4l2_dev.name, sizeof(dev->v4l2_dev.name), + "%s-%03d", VIVID_MODULE_NAME, inst); + ret = v4l2_device_register(NULL, &dev->v4l2_dev); + if (ret) + goto free_dev; + + /* start detecting feature set */ + + /* do we use single- or multi-planar? */ + if (multiplanar[inst] == 0) + dev->multiplanar = inst & 1; + else + dev->multiplanar = multiplanar[inst] > 1; + v4l2_info(&dev->v4l2_dev, "using %splanar format API\n", + dev->multiplanar ? "multi" : "single "); + + /* how many inputs do we have and of what type? */ + dev->num_inputs = num_inputs[inst]; + if (dev->num_inputs < 1) + dev->num_inputs = 1; + if (dev->num_inputs >= MAX_INPUTS) + dev->num_inputs = MAX_INPUTS; + for (i = 0; i < dev->num_inputs; i++) { + dev->input_type[i] = (input_types[inst] >> (i * 2)) & 0x3; + dev->input_name_counter[i] = in_type_counter[dev->input_type[i]]++; + } + dev->has_audio_inputs = in_type_counter[TV] && in_type_counter[SVID]; + + /* how many outputs do we have and of what type? */ + dev->num_outputs = num_outputs[inst]; + if (dev->num_outputs < 1) + dev->num_outputs = 1; + if (dev->num_outputs >= MAX_OUTPUTS) + dev->num_outputs = MAX_OUTPUTS; + for (i = 0; i < dev->num_outputs; i++) { + dev->output_type[i] = ((output_types[inst] >> i) & 1) ? HDMI : SVID; + dev->output_name_counter[i] = out_type_counter[dev->output_type[i]]++; + } + dev->has_audio_outputs = out_type_counter[SVID]; + + /* do we create a video capture device? */ + dev->has_vid_cap = node_type & 0x0001; + + /* do we create a vbi capture device? */ + if (in_type_counter[TV] || in_type_counter[SVID]) { + dev->has_raw_vbi_cap = node_type & 0x0004; + dev->has_sliced_vbi_cap = node_type & 0x0008; + dev->has_vbi_cap = dev->has_raw_vbi_cap | dev->has_sliced_vbi_cap; + } + + /* do we create a video output device? */ + dev->has_vid_out = node_type & 0x0100; + + /* do we create a vbi output device? */ + if (out_type_counter[SVID]) { + dev->has_raw_vbi_out = node_type & 0x0400; + dev->has_sliced_vbi_out = node_type & 0x0800; + dev->has_vbi_out = dev->has_raw_vbi_out | dev->has_sliced_vbi_out; + } + + /* do we create a radio receiver device? */ + dev->has_radio_rx = node_type & 0x0010; + + /* do we create a radio transmitter device? */ + dev->has_radio_tx = node_type & 0x1000; + + /* do we create a software defined radio capture device? */ + dev->has_sdr_cap = node_type & 0x0020; + + /* do we have a tuner? */ + has_tuner = ((dev->has_vid_cap || dev->has_vbi_cap) && in_type_counter[TV]) || + dev->has_radio_rx || dev->has_sdr_cap; + + /* do we have a modulator? */ + has_modulator = dev->has_radio_tx; + + if (dev->has_vid_cap) + /* do we have a framebuffer for overlay testing? */ + dev->has_fb = node_type & 0x10000; + + /* can we do crop/compose/scaling while capturing? */ + if (no_error_inj && ccs_cap == -1) + ccs_cap = 7; + + /* if ccs_cap == -1, then the use can select it using controls */ + if (ccs_cap != -1) { + dev->has_crop_cap = ccs_cap & 1; + dev->has_compose_cap = ccs_cap & 2; + dev->has_scaler_cap = ccs_cap & 4; + v4l2_info(&dev->v4l2_dev, "Capture Crop: %c Compose: %c Scaler: %c\n", + dev->has_crop_cap ? 'Y' : 'N', + dev->has_compose_cap ? 'Y' : 'N', + dev->has_scaler_cap ? 'Y' : 'N'); + } + + /* can we do crop/compose/scaling with video output? */ + if (no_error_inj && ccs_out == -1) + ccs_out = 7; + + /* if ccs_out == -1, then the use can select it using controls */ + if (ccs_out != -1) { + dev->has_crop_out = ccs_out & 1; + dev->has_compose_out = ccs_out & 2; + dev->has_scaler_out = ccs_out & 4; + v4l2_info(&dev->v4l2_dev, "Output Crop: %c Compose: %c Scaler: %c\n", + dev->has_crop_out ? 'Y' : 'N', + dev->has_compose_out ? 'Y' : 'N', + dev->has_scaler_out ? 'Y' : 'N'); + } + + /* end detecting feature set */ + + if (dev->has_vid_cap) { + /* set up the capabilities of the video capture device */ + dev->vid_cap_caps = dev->multiplanar ? + V4L2_CAP_VIDEO_CAPTURE_MPLANE : + V4L2_CAP_VIDEO_CAPTURE | V4L2_CAP_VIDEO_OVERLAY; + dev->vid_cap_caps |= V4L2_CAP_STREAMING | V4L2_CAP_READWRITE; + if (dev->has_audio_inputs) + dev->vid_cap_caps |= V4L2_CAP_AUDIO; + if (in_type_counter[TV]) + dev->vid_cap_caps |= V4L2_CAP_TUNER; + } + if (dev->has_vid_out) { + /* set up the capabilities of the video output device */ + dev->vid_out_caps = dev->multiplanar ? + V4L2_CAP_VIDEO_OUTPUT_MPLANE : + V4L2_CAP_VIDEO_OUTPUT; + if (dev->has_fb) + dev->vid_out_caps |= V4L2_CAP_VIDEO_OUTPUT_OVERLAY; + dev->vid_out_caps |= V4L2_CAP_STREAMING | V4L2_CAP_READWRITE; + if (dev->has_audio_outputs) + dev->vid_out_caps |= V4L2_CAP_AUDIO; + } + if (dev->has_vbi_cap) { + /* set up the capabilities of the vbi capture device */ + dev->vbi_cap_caps = (dev->has_raw_vbi_cap ? V4L2_CAP_VBI_CAPTURE : 0) | + (dev->has_sliced_vbi_cap ? V4L2_CAP_SLICED_VBI_CAPTURE : 0); + dev->vbi_cap_caps |= V4L2_CAP_STREAMING | V4L2_CAP_READWRITE; + if (dev->has_audio_inputs) + dev->vbi_cap_caps |= V4L2_CAP_AUDIO; + if (in_type_counter[TV]) + dev->vbi_cap_caps |= V4L2_CAP_TUNER; + } + if (dev->has_vbi_out) { + /* set up the capabilities of the vbi output device */ + dev->vbi_out_caps = (dev->has_raw_vbi_out ? V4L2_CAP_VBI_OUTPUT : 0) | + (dev->has_sliced_vbi_out ? V4L2_CAP_SLICED_VBI_OUTPUT : 0); + dev->vbi_out_caps |= V4L2_CAP_STREAMING | V4L2_CAP_READWRITE; + if (dev->has_audio_outputs) + dev->vbi_out_caps |= V4L2_CAP_AUDIO; + } + if (dev->has_sdr_cap) { + /* set up the capabilities of the sdr capture device */ + dev->sdr_cap_caps = V4L2_CAP_SDR_CAPTURE | V4L2_CAP_TUNER; + dev->sdr_cap_caps |= V4L2_CAP_STREAMING | V4L2_CAP_READWRITE; + } + /* set up the capabilities of the radio receiver device */ + if (dev->has_radio_rx) + dev->radio_rx_caps = V4L2_CAP_RADIO | V4L2_CAP_RDS_CAPTURE | + V4L2_CAP_HW_FREQ_SEEK | V4L2_CAP_TUNER | + V4L2_CAP_READWRITE; + /* set up the capabilities of the radio transmitter device */ + if (dev->has_radio_tx) + dev->radio_tx_caps = V4L2_CAP_RDS_OUTPUT | V4L2_CAP_MODULATOR | + V4L2_CAP_READWRITE; + + /* initialize the test pattern generator */ + tpg_init(&dev->tpg, 640, 360); + if (tpg_alloc(&dev->tpg, MAX_ZOOM * MAX_WIDTH)) + goto free_dev; + dev->scaled_line = vzalloc(MAX_ZOOM * MAX_WIDTH); + if (!dev->scaled_line) + goto free_dev; + dev->blended_line = vzalloc(MAX_ZOOM * MAX_WIDTH); + if (!dev->blended_line) + goto free_dev; + + /* load the edid */ + dev->edid = vmalloc(256 * 128); + if (!dev->edid) + goto free_dev; + + /* create a string array containing the names of all the preset timings */ + while (v4l2_dv_timings_presets[dev->query_dv_timings_size].bt.width) + dev->query_dv_timings_size++; + dev->query_dv_timings_qmenu = kmalloc(dev->query_dv_timings_size * + (sizeof(void *) + 32), GFP_KERNEL); + if (dev->query_dv_timings_qmenu == NULL) + goto free_dev; + for (i = 0; i < dev->query_dv_timings_size; i++) { + const struct v4l2_bt_timings *bt = &v4l2_dv_timings_presets[i].bt; + char *p = (char *)&dev->query_dv_timings_qmenu[dev->query_dv_timings_size]; + u32 htot, vtot; + + p += i * 32; + dev->query_dv_timings_qmenu[i] = p; + + htot = V4L2_DV_BT_FRAME_WIDTH(bt); + vtot = V4L2_DV_BT_FRAME_HEIGHT(bt); + snprintf(p, 32, "%ux%u%s%u", + bt->width, bt->height, bt->interlaced ? "i" : "p", + (u32)bt->pixelclock / (htot * vtot)); + } + + /* disable invalid ioctls based on the feature set */ + if (!dev->has_audio_inputs) { + v4l2_disable_ioctl(&dev->vid_cap_dev, VIDIOC_S_AUDIO); + v4l2_disable_ioctl(&dev->vid_cap_dev, VIDIOC_G_AUDIO); + v4l2_disable_ioctl(&dev->vid_cap_dev, VIDIOC_ENUMAUDIO); + v4l2_disable_ioctl(&dev->vbi_cap_dev, VIDIOC_S_AUDIO); + v4l2_disable_ioctl(&dev->vbi_cap_dev, VIDIOC_G_AUDIO); + v4l2_disable_ioctl(&dev->vbi_cap_dev, VIDIOC_ENUMAUDIO); + } + if (!dev->has_audio_outputs) { + v4l2_disable_ioctl(&dev->vid_out_dev, VIDIOC_S_AUDOUT); + v4l2_disable_ioctl(&dev->vid_out_dev, VIDIOC_G_AUDOUT); + v4l2_disable_ioctl(&dev->vid_out_dev, VIDIOC_ENUMAUDOUT); + v4l2_disable_ioctl(&dev->vbi_out_dev, VIDIOC_S_AUDOUT); + v4l2_disable_ioctl(&dev->vbi_out_dev, VIDIOC_G_AUDOUT); + v4l2_disable_ioctl(&dev->vbi_out_dev, VIDIOC_ENUMAUDOUT); + } + if (!in_type_counter[TV] && !in_type_counter[SVID]) { + v4l2_disable_ioctl(&dev->vid_cap_dev, VIDIOC_S_STD); + v4l2_disable_ioctl(&dev->vid_cap_dev, VIDIOC_G_STD); + v4l2_disable_ioctl(&dev->vid_cap_dev, VIDIOC_ENUMSTD); + v4l2_disable_ioctl(&dev->vid_cap_dev, VIDIOC_QUERYSTD); + } + if (!out_type_counter[SVID]) { + v4l2_disable_ioctl(&dev->vid_out_dev, VIDIOC_S_STD); + v4l2_disable_ioctl(&dev->vid_out_dev, VIDIOC_G_STD); + v4l2_disable_ioctl(&dev->vid_out_dev, VIDIOC_ENUMSTD); + } + if (!has_tuner && !has_modulator) { + v4l2_disable_ioctl(&dev->vid_cap_dev, VIDIOC_S_FREQUENCY); + v4l2_disable_ioctl(&dev->vid_cap_dev, VIDIOC_G_FREQUENCY); + v4l2_disable_ioctl(&dev->vbi_cap_dev, VIDIOC_S_FREQUENCY); + v4l2_disable_ioctl(&dev->vbi_cap_dev, VIDIOC_G_FREQUENCY); + } + if (!has_tuner) { + v4l2_disable_ioctl(&dev->vid_cap_dev, VIDIOC_S_TUNER); + v4l2_disable_ioctl(&dev->vid_cap_dev, VIDIOC_G_TUNER); + v4l2_disable_ioctl(&dev->vbi_cap_dev, VIDIOC_S_TUNER); + v4l2_disable_ioctl(&dev->vbi_cap_dev, VIDIOC_G_TUNER); + } + if (in_type_counter[HDMI] == 0) { + v4l2_disable_ioctl(&dev->vid_cap_dev, VIDIOC_S_EDID); + v4l2_disable_ioctl(&dev->vid_cap_dev, VIDIOC_G_EDID); + v4l2_disable_ioctl(&dev->vid_cap_dev, VIDIOC_DV_TIMINGS_CAP); + v4l2_disable_ioctl(&dev->vid_cap_dev, VIDIOC_G_DV_TIMINGS); + v4l2_disable_ioctl(&dev->vid_cap_dev, VIDIOC_S_DV_TIMINGS); + v4l2_disable_ioctl(&dev->vid_cap_dev, VIDIOC_ENUM_DV_TIMINGS); + v4l2_disable_ioctl(&dev->vid_cap_dev, VIDIOC_QUERY_DV_TIMINGS); + } + if (out_type_counter[HDMI] == 0) { + v4l2_disable_ioctl(&dev->vid_out_dev, VIDIOC_G_EDID); + v4l2_disable_ioctl(&dev->vid_out_dev, VIDIOC_DV_TIMINGS_CAP); + v4l2_disable_ioctl(&dev->vid_out_dev, VIDIOC_G_DV_TIMINGS); + v4l2_disable_ioctl(&dev->vid_out_dev, VIDIOC_S_DV_TIMINGS); + v4l2_disable_ioctl(&dev->vid_out_dev, VIDIOC_ENUM_DV_TIMINGS); + } + if (!dev->has_fb) { + v4l2_disable_ioctl(&dev->vid_out_dev, VIDIOC_G_FBUF); + v4l2_disable_ioctl(&dev->vid_out_dev, VIDIOC_S_FBUF); + v4l2_disable_ioctl(&dev->vid_out_dev, VIDIOC_OVERLAY); + } + v4l2_disable_ioctl(&dev->vid_cap_dev, VIDIOC_S_HW_FREQ_SEEK); + v4l2_disable_ioctl(&dev->vbi_cap_dev, VIDIOC_S_HW_FREQ_SEEK); + v4l2_disable_ioctl(&dev->sdr_cap_dev, VIDIOC_S_HW_FREQ_SEEK); + v4l2_disable_ioctl(&dev->vid_out_dev, VIDIOC_S_FREQUENCY); + v4l2_disable_ioctl(&dev->vid_out_dev, VIDIOC_G_FREQUENCY); + v4l2_disable_ioctl(&dev->vid_out_dev, VIDIOC_ENUM_FRAMESIZES); + v4l2_disable_ioctl(&dev->vid_out_dev, VIDIOC_ENUM_FRAMEINTERVALS); + v4l2_disable_ioctl(&dev->vbi_out_dev, VIDIOC_S_FREQUENCY); + v4l2_disable_ioctl(&dev->vbi_out_dev, VIDIOC_G_FREQUENCY); + + /* configure internal data */ + dev->fmt_cap = &vivid_formats[0]; + dev->fmt_out = &vivid_formats[0]; + if (!dev->multiplanar) + vivid_formats[0].data_offset[0] = 0; + dev->webcam_size_idx = 1; + dev->webcam_ival_idx = 3; + tpg_s_fourcc(&dev->tpg, dev->fmt_cap->fourcc); + dev->std_cap = V4L2_STD_PAL; + dev->std_out = V4L2_STD_PAL; + if (dev->input_type[0] == TV || dev->input_type[0] == SVID) + tvnorms_cap = V4L2_STD_ALL; + if (dev->output_type[0] == SVID) + tvnorms_out = V4L2_STD_ALL; + dev->dv_timings_cap = def_dv_timings; + dev->dv_timings_out = def_dv_timings; + dev->tv_freq = 2804 /* 175.25 * 16 */; + dev->tv_audmode = V4L2_TUNER_MODE_STEREO; + dev->tv_field_cap = V4L2_FIELD_INTERLACED; + dev->tv_field_out = V4L2_FIELD_INTERLACED; + dev->radio_rx_freq = 95000 * 16; + dev->radio_rx_audmode = V4L2_TUNER_MODE_STEREO; + if (dev->has_radio_tx) { + dev->radio_tx_freq = 95500 * 16; + dev->radio_rds_loop = false; + } + dev->radio_tx_subchans = V4L2_TUNER_SUB_STEREO | V4L2_TUNER_SUB_RDS; + dev->sdr_adc_freq = 300000; + dev->sdr_fm_freq = 50000000; + dev->edid_max_blocks = dev->edid_blocks = 2; + memcpy(dev->edid, vivid_hdmi_edid, sizeof(vivid_hdmi_edid)); + ktime_get_ts(&dev->radio_rds_init_ts); + + /* create all controls */ + ret = vivid_create_controls(dev, ccs_cap == -1, ccs_out == -1, no_error_inj, + in_type_counter[TV] || in_type_counter[SVID] || + out_type_counter[SVID], + in_type_counter[HDMI] || out_type_counter[HDMI]); + if (ret) + goto unreg_dev; + + /* + * update the capture and output formats to do a proper initial + * configuration. + */ + vivid_update_format_cap(dev, false); + vivid_update_format_out(dev); + + v4l2_ctrl_handler_setup(&dev->ctrl_hdl_vid_cap); + v4l2_ctrl_handler_setup(&dev->ctrl_hdl_vid_out); + v4l2_ctrl_handler_setup(&dev->ctrl_hdl_vbi_cap); + v4l2_ctrl_handler_setup(&dev->ctrl_hdl_vbi_out); + v4l2_ctrl_handler_setup(&dev->ctrl_hdl_radio_rx); + v4l2_ctrl_handler_setup(&dev->ctrl_hdl_radio_tx); + v4l2_ctrl_handler_setup(&dev->ctrl_hdl_sdr_cap); + + /* initialize overlay */ + dev->fb_cap.fmt.width = dev->src_rect.width; + dev->fb_cap.fmt.height = dev->src_rect.height; + dev->fb_cap.fmt.pixelformat = dev->fmt_cap->fourcc; + dev->fb_cap.fmt.bytesperline = dev->src_rect.width * tpg_g_twopixelsize(&dev->tpg, 0) / 2; + dev->fb_cap.fmt.sizeimage = dev->src_rect.height * dev->fb_cap.fmt.bytesperline; + + /* initialize locks */ + spin_lock_init(&dev->slock); + mutex_init(&dev->mutex); + + /* init dma queues */ + INIT_LIST_HEAD(&dev->vid_cap_active); + INIT_LIST_HEAD(&dev->vid_out_active); + INIT_LIST_HEAD(&dev->vbi_cap_active); + INIT_LIST_HEAD(&dev->vbi_out_active); + INIT_LIST_HEAD(&dev->sdr_cap_active); + + /* start creating the vb2 queues */ + if (dev->has_vid_cap) { + /* initialize vid_cap queue */ + q = &dev->vb_vid_cap_q; + q->type = dev->multiplanar ? V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE : + V4L2_BUF_TYPE_VIDEO_CAPTURE; + q->io_modes = VB2_MMAP | VB2_USERPTR | VB2_DMABUF | VB2_READ; + q->drv_priv = dev; + q->buf_struct_size = sizeof(struct vivid_buffer); + q->ops = &vivid_vid_cap_qops; + q->mem_ops = &vb2_vmalloc_memops; + q->timestamp_flags = V4L2_BUF_FLAG_TIMESTAMP_MONOTONIC; + q->min_buffers_needed = 2; + + ret = vb2_queue_init(q); + if (ret) + goto unreg_dev; + } + + if (dev->has_vid_out) { + /* initialize vid_out queue */ + q = &dev->vb_vid_out_q; + q->type = dev->multiplanar ? V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE : + V4L2_BUF_TYPE_VIDEO_OUTPUT; + q->io_modes = VB2_MMAP | VB2_USERPTR | VB2_DMABUF | VB2_WRITE; + q->drv_priv = dev; + q->buf_struct_size = sizeof(struct vivid_buffer); + q->ops = &vivid_vid_out_qops; + q->mem_ops = &vb2_vmalloc_memops; + q->timestamp_flags = V4L2_BUF_FLAG_TIMESTAMP_MONOTONIC; + q->min_buffers_needed = 2; + + ret = vb2_queue_init(q); + if (ret) + goto unreg_dev; + } + + if (dev->has_vbi_cap) { + /* initialize vbi_cap queue */ + q = &dev->vb_vbi_cap_q; + q->type = dev->has_raw_vbi_cap ? V4L2_BUF_TYPE_VBI_CAPTURE : + V4L2_BUF_TYPE_SLICED_VBI_CAPTURE; + q->io_modes = VB2_MMAP | VB2_USERPTR | VB2_DMABUF | VB2_READ; + q->drv_priv = dev; + q->buf_struct_size = sizeof(struct vivid_buffer); + q->ops = &vivid_vbi_cap_qops; + q->mem_ops = &vb2_vmalloc_memops; + q->timestamp_flags = V4L2_BUF_FLAG_TIMESTAMP_MONOTONIC; + q->min_buffers_needed = 2; + + ret = vb2_queue_init(q); + if (ret) + goto unreg_dev; + } + + if (dev->has_vbi_out) { + /* initialize vbi_out queue */ + q = &dev->vb_vbi_out_q; + q->type = dev->has_raw_vbi_out ? V4L2_BUF_TYPE_VBI_OUTPUT : + V4L2_BUF_TYPE_SLICED_VBI_OUTPUT; + q->io_modes = VB2_MMAP | VB2_USERPTR | VB2_DMABUF | VB2_WRITE; + q->drv_priv = dev; + q->buf_struct_size = sizeof(struct vivid_buffer); + q->ops = &vivid_vbi_out_qops; + q->mem_ops = &vb2_vmalloc_memops; + q->timestamp_flags = V4L2_BUF_FLAG_TIMESTAMP_MONOTONIC; + q->min_buffers_needed = 2; + + ret = vb2_queue_init(q); + if (ret) + goto unreg_dev; + } + + if (dev->has_sdr_cap) { + /* initialize sdr_cap queue */ + q = &dev->vb_sdr_cap_q; + q->type = V4L2_BUF_TYPE_SDR_CAPTURE; + q->io_modes = VB2_MMAP | VB2_USERPTR | VB2_DMABUF | VB2_READ; + q->drv_priv = dev; + q->buf_struct_size = sizeof(struct vivid_buffer); + q->ops = &vivid_sdr_cap_qops; + q->mem_ops = &vb2_vmalloc_memops; + q->timestamp_flags = V4L2_BUF_FLAG_TIMESTAMP_MONOTONIC; + q->min_buffers_needed = 8; + + ret = vb2_queue_init(q); + if (ret) + goto unreg_dev; + } + + if (dev->has_fb) { + /* Create framebuffer for testing capture/output overlay */ + ret = vivid_fb_init(dev); + if (ret) + goto unreg_dev; + v4l2_info(&dev->v4l2_dev, "Framebuffer device registered as fb%d\n", + dev->fb_info.node); + } + + /* finally start creating the device nodes */ + if (dev->has_vid_cap) { + vfd = &dev->vid_cap_dev; + strlcpy(vfd->name, "vivid-vid-cap", sizeof(vfd->name)); + vfd->fops = &vivid_fops; + vfd->ioctl_ops = &vivid_ioctl_ops; + vfd->release = video_device_release_empty; + vfd->v4l2_dev = &dev->v4l2_dev; + vfd->queue = &dev->vb_vid_cap_q; + vfd->tvnorms = tvnorms_cap; + + /* + * Provide a mutex to v4l2 core. It will be used to protect + * all fops and v4l2 ioctls. + */ + vfd->lock = &dev->mutex; + video_set_drvdata(vfd, dev); + + ret = video_register_device(vfd, VFL_TYPE_GRABBER, vid_cap_nr[inst]); + if (ret < 0) + goto unreg_dev; + v4l2_info(&dev->v4l2_dev, "V4L2 capture device registered as %s\n", + video_device_node_name(vfd)); + } + + if (dev->has_vid_out) { + vfd = &dev->vid_out_dev; + strlcpy(vfd->name, "vivid-vid-out", sizeof(vfd->name)); + vfd->vfl_dir = VFL_DIR_TX; + vfd->fops = &vivid_fops; + vfd->ioctl_ops = &vivid_ioctl_ops; + vfd->release = video_device_release_empty; + vfd->v4l2_dev = &dev->v4l2_dev; + vfd->queue = &dev->vb_vid_out_q; + vfd->tvnorms = tvnorms_out; + + /* + * Provide a mutex to v4l2 core. It will be used to protect + * all fops and v4l2 ioctls. + */ + vfd->lock = &dev->mutex; + video_set_drvdata(vfd, dev); + + ret = video_register_device(vfd, VFL_TYPE_GRABBER, vid_out_nr[inst]); + if (ret < 0) + goto unreg_dev; + v4l2_info(&dev->v4l2_dev, "V4L2 output device registered as %s\n", + video_device_node_name(vfd)); + } + + if (dev->has_vbi_cap) { + vfd = &dev->vbi_cap_dev; + strlcpy(vfd->name, "vivid-vbi-cap", sizeof(vfd->name)); + vfd->fops = &vivid_fops; + vfd->ioctl_ops = &vivid_ioctl_ops; + vfd->release = video_device_release_empty; + vfd->v4l2_dev = &dev->v4l2_dev; + vfd->queue = &dev->vb_vbi_cap_q; + vfd->lock = &dev->mutex; + vfd->tvnorms = tvnorms_cap; + video_set_drvdata(vfd, dev); + + ret = video_register_device(vfd, VFL_TYPE_VBI, vbi_cap_nr[inst]); + if (ret < 0) + goto unreg_dev; + v4l2_info(&dev->v4l2_dev, "V4L2 capture device registered as %s, supports %s VBI\n", + video_device_node_name(vfd), + (dev->has_raw_vbi_cap && dev->has_sliced_vbi_cap) ? + "raw and sliced" : + (dev->has_raw_vbi_cap ? "raw" : "sliced")); + } + + if (dev->has_vbi_out) { + vfd = &dev->vbi_out_dev; + strlcpy(vfd->name, "vivid-vbi-out", sizeof(vfd->name)); + vfd->vfl_dir = VFL_DIR_TX; + vfd->fops = &vivid_fops; + vfd->ioctl_ops = &vivid_ioctl_ops; + vfd->release = video_device_release_empty; + vfd->v4l2_dev = &dev->v4l2_dev; + vfd->queue = &dev->vb_vbi_out_q; + vfd->lock = &dev->mutex; + vfd->tvnorms = tvnorms_out; + video_set_drvdata(vfd, dev); + + ret = video_register_device(vfd, VFL_TYPE_VBI, vbi_out_nr[inst]); + if (ret < 0) + goto unreg_dev; + v4l2_info(&dev->v4l2_dev, "V4L2 output device registered as %s, supports %s VBI\n", + video_device_node_name(vfd), + (dev->has_raw_vbi_out && dev->has_sliced_vbi_out) ? + "raw and sliced" : + (dev->has_raw_vbi_out ? "raw" : "sliced")); + } + + if (dev->has_sdr_cap) { + vfd = &dev->sdr_cap_dev; + strlcpy(vfd->name, "vivid-sdr-cap", sizeof(vfd->name)); + vfd->fops = &vivid_fops; + vfd->ioctl_ops = &vivid_ioctl_ops; + vfd->release = video_device_release_empty; + vfd->v4l2_dev = &dev->v4l2_dev; + vfd->queue = &dev->vb_sdr_cap_q; + vfd->lock = &dev->mutex; + video_set_drvdata(vfd, dev); + + ret = video_register_device(vfd, VFL_TYPE_SDR, sdr_cap_nr[inst]); + if (ret < 0) + goto unreg_dev; + v4l2_info(&dev->v4l2_dev, "V4L2 capture device registered as %s\n", + video_device_node_name(vfd)); + } + + if (dev->has_radio_rx) { + vfd = &dev->radio_rx_dev; + strlcpy(vfd->name, "vivid-rad-rx", sizeof(vfd->name)); + vfd->fops = &vivid_radio_fops; + vfd->ioctl_ops = &vivid_ioctl_ops; + vfd->release = video_device_release_empty; + vfd->v4l2_dev = &dev->v4l2_dev; + vfd->lock = &dev->mutex; + video_set_drvdata(vfd, dev); + + ret = video_register_device(vfd, VFL_TYPE_RADIO, radio_rx_nr[inst]); + if (ret < 0) + goto unreg_dev; + v4l2_info(&dev->v4l2_dev, "V4L2 receiver device registered as %s\n", + video_device_node_name(vfd)); + } + + if (dev->has_radio_tx) { + vfd = &dev->radio_tx_dev; + strlcpy(vfd->name, "vivid-rad-tx", sizeof(vfd->name)); + vfd->vfl_dir = VFL_DIR_TX; + vfd->fops = &vivid_radio_fops; + vfd->ioctl_ops = &vivid_ioctl_ops; + vfd->release = video_device_release_empty; + vfd->v4l2_dev = &dev->v4l2_dev; + vfd->lock = &dev->mutex; + video_set_drvdata(vfd, dev); + + ret = video_register_device(vfd, VFL_TYPE_RADIO, radio_tx_nr[inst]); + if (ret < 0) + goto unreg_dev; + v4l2_info(&dev->v4l2_dev, "V4L2 transmitter device registered as %s\n", + video_device_node_name(vfd)); + } + + /* Now that everything is fine, let's add it to device list */ + vivid_devs[inst] = dev; + + return 0; + +unreg_dev: + video_unregister_device(&dev->radio_tx_dev); + video_unregister_device(&dev->radio_rx_dev); + video_unregister_device(&dev->sdr_cap_dev); + video_unregister_device(&dev->vbi_out_dev); + video_unregister_device(&dev->vbi_cap_dev); + video_unregister_device(&dev->vid_out_dev); + video_unregister_device(&dev->vid_cap_dev); + vivid_free_controls(dev); + v4l2_device_unregister(&dev->v4l2_dev); +free_dev: + vfree(dev->scaled_line); + vfree(dev->blended_line); + vfree(dev->edid); + tpg_free(&dev->tpg); + kfree(dev->query_dv_timings_qmenu); + kfree(dev); + return ret; +} + +/* This routine allocates from 1 to n_devs virtual drivers. + + The real maximum number of virtual drivers will depend on how many drivers + will succeed. This is limited to the maximum number of devices that + videodev supports, which is equal to VIDEO_NUM_DEVICES. + */ +static int __init vivid_init(void) +{ + const struct font_desc *font = find_font("VGA8x16"); + int ret = 0, i; + + if (font == NULL) { + pr_err("vivid: could not find font\n"); + return -ENODEV; + } + + tpg_set_font(font->data); + + n_devs = clamp_t(unsigned, n_devs, 1, VIVID_MAX_DEVS); + + for (i = 0; i < n_devs; i++) { + ret = vivid_create_instance(i); + if (ret) { + /* If some instantiations succeeded, keep driver */ + if (i) + ret = 0; + break; + } + } + + if (ret < 0) { + pr_err("vivid: error %d while loading driver\n", ret); + return ret; + } + + /* n_devs will reflect the actual number of allocated devices */ + n_devs = i; + + return ret; +} + +static void __exit vivid_exit(void) +{ + struct vivid_dev *dev; + unsigned i; + + for (i = 0; vivid_devs[i]; i++) { + dev = vivid_devs[i]; + + if (dev->has_vid_cap) { + v4l2_info(&dev->v4l2_dev, "unregistering %s\n", + video_device_node_name(&dev->vid_cap_dev)); + video_unregister_device(&dev->vid_cap_dev); + } + if (dev->has_vid_out) { + v4l2_info(&dev->v4l2_dev, "unregistering %s\n", + video_device_node_name(&dev->vid_out_dev)); + video_unregister_device(&dev->vid_out_dev); + } + if (dev->has_vbi_cap) { + v4l2_info(&dev->v4l2_dev, "unregistering %s\n", + video_device_node_name(&dev->vbi_cap_dev)); + video_unregister_device(&dev->vbi_cap_dev); + } + if (dev->has_vbi_out) { + v4l2_info(&dev->v4l2_dev, "unregistering %s\n", + video_device_node_name(&dev->vbi_out_dev)); + video_unregister_device(&dev->vbi_out_dev); + } + if (dev->has_sdr_cap) { + v4l2_info(&dev->v4l2_dev, "unregistering %s\n", + video_device_node_name(&dev->sdr_cap_dev)); + video_unregister_device(&dev->sdr_cap_dev); + } + if (dev->has_radio_rx) { + v4l2_info(&dev->v4l2_dev, "unregistering %s\n", + video_device_node_name(&dev->radio_rx_dev)); + video_unregister_device(&dev->radio_rx_dev); + } + if (dev->has_radio_tx) { + v4l2_info(&dev->v4l2_dev, "unregistering %s\n", + video_device_node_name(&dev->radio_tx_dev)); + video_unregister_device(&dev->radio_tx_dev); + } + if (dev->has_fb) { + v4l2_info(&dev->v4l2_dev, "unregistering fb%d\n", + dev->fb_info.node); + unregister_framebuffer(&dev->fb_info); + vivid_fb_release_buffers(dev); + } + v4l2_device_unregister(&dev->v4l2_dev); + vivid_free_controls(dev); + vfree(dev->scaled_line); + vfree(dev->blended_line); + vfree(dev->edid); + vfree(dev->bitmap_cap); + vfree(dev->bitmap_out); + tpg_free(&dev->tpg); + kfree(dev->query_dv_timings_qmenu); + kfree(dev); + vivid_devs[i] = NULL; + } +} + +module_init(vivid_init); +module_exit(vivid_exit); diff --git a/drivers/media/platform/vivid/vivid-core.h b/drivers/media/platform/vivid/vivid-core.h new file mode 100644 index 0000000..811c286 --- /dev/null +++ b/drivers/media/platform/vivid/vivid-core.h @@ -0,0 +1,520 @@ +/* + * vivid-core.h - core datastructures + * + * Copyright 2014 Cisco Systems, Inc. and/or its affiliates. All rights reserved. + * + * This program is free software; you may redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; version 2 of the License. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND + * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS + * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN + * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN + * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE + * SOFTWARE. + */ + +#ifndef _VIVID_CORE_H_ +#define _VIVID_CORE_H_ + +#include <linux/fb.h> +#include <media/videobuf2-core.h> +#include <media/v4l2-device.h> +#include <media/v4l2-dev.h> +#include <media/v4l2-ctrls.h> +#include "vivid-tpg.h" +#include "vivid-rds-gen.h" +#include "vivid-vbi-gen.h" + +#define dprintk(dev, level, fmt, arg...) \ + v4l2_dbg(level, vivid_debug, &dev->v4l2_dev, fmt, ## arg) + +/* Maximum allowed frame rate + * + * vivid will allow setting timeperframe in [1/FPS_MAX - FPS_MAX/1] range. + * + * Ideally FPS_MAX should be infinity, i.e. practically UINT_MAX, but that + * might hit application errors when they manipulate these values. + * + * Besides, for tpf < 10ms image-generation logic should be changed, to avoid + * producing frames with equal content. + */ +#define FPS_MAX 100 + +/* The maximum number of clip rectangles */ +#define MAX_CLIPS 16 +/* The maximum number of inputs */ +#define MAX_INPUTS 16 +/* The maximum number of outputs */ +#define MAX_OUTPUTS 16 +/* The maximum up or down scaling factor is 4 */ +#define MAX_ZOOM 4 +/* The maximum image width/height are set to 4K DMT */ +#define MAX_WIDTH 4096 +#define MAX_HEIGHT 2160 +/* The minimum image width/height */ +#define MIN_WIDTH 16 +#define MIN_HEIGHT 16 +/* The data_offset of plane 0 for the multiplanar formats */ +#define PLANE0_DATA_OFFSET 128 + +/* The supported TV frequency range in MHz */ +#define MIN_TV_FREQ (44U * 16U) +#define MAX_TV_FREQ (958U * 16U) + +/* The number of samples returned in every SDR buffer */ +#define SDR_CAP_SAMPLES_PER_BUF 0x4000 + +/* used by the threads to know when to resync internal counters */ +#define JIFFIES_PER_DAY (3600U * 24U * HZ) +#define JIFFIES_RESYNC (JIFFIES_PER_DAY * (0xf0000000U / JIFFIES_PER_DAY)) + +extern const struct v4l2_rect vivid_min_rect; +extern const struct v4l2_rect vivid_max_rect; +extern unsigned vivid_debug; + +struct vivid_fmt { + const char *name; + u32 fourcc; /* v4l2 format id */ + u8 depth; + bool is_yuv; + bool can_do_overlay; + u32 alpha_mask; + u8 planes; + u32 data_offset[2]; +}; + +extern struct vivid_fmt vivid_formats[]; + +/* buffer for one video frame */ +struct vivid_buffer { + /* common v4l buffer stuff -- must be first */ + struct vb2_buffer vb; + struct list_head list; +}; + +enum vivid_input { + WEBCAM, + TV, + SVID, + HDMI, +}; + +enum vivid_signal_mode { + CURRENT_DV_TIMINGS, + CURRENT_STD = CURRENT_DV_TIMINGS, + NO_SIGNAL, + NO_LOCK, + OUT_OF_RANGE, + SELECTED_DV_TIMINGS, + SELECTED_STD = SELECTED_DV_TIMINGS, + CYCLE_DV_TIMINGS, + CYCLE_STD = CYCLE_DV_TIMINGS, + CUSTOM_DV_TIMINGS, +}; + +#define VIVID_INVALID_SIGNAL(mode) \ + ((mode) == NO_SIGNAL || (mode) == NO_LOCK || (mode) == OUT_OF_RANGE) + +struct vivid_dev { + unsigned inst; + struct v4l2_device v4l2_dev; + struct v4l2_ctrl_handler ctrl_hdl_user_gen; + struct v4l2_ctrl_handler ctrl_hdl_user_vid; + struct v4l2_ctrl_handler ctrl_hdl_user_aud; + struct v4l2_ctrl_handler ctrl_hdl_streaming; + struct v4l2_ctrl_handler ctrl_hdl_sdtv_cap; + struct v4l2_ctrl_handler ctrl_hdl_loop_out; + struct video_device vid_cap_dev; + struct v4l2_ctrl_handler ctrl_hdl_vid_cap; + struct video_device vid_out_dev; + struct v4l2_ctrl_handler ctrl_hdl_vid_out; + struct video_device vbi_cap_dev; + struct v4l2_ctrl_handler ctrl_hdl_vbi_cap; + struct video_device vbi_out_dev; + struct v4l2_ctrl_handler ctrl_hdl_vbi_out; + struct video_device radio_rx_dev; + struct v4l2_ctrl_handler ctrl_hdl_radio_rx; + struct video_device radio_tx_dev; + struct v4l2_ctrl_handler ctrl_hdl_radio_tx; + struct video_device sdr_cap_dev; + struct v4l2_ctrl_handler ctrl_hdl_sdr_cap; + spinlock_t slock; + struct mutex mutex; + + /* capabilities */ + u32 vid_cap_caps; + u32 vid_out_caps; + u32 vbi_cap_caps; + u32 vbi_out_caps; + u32 sdr_cap_caps; + u32 radio_rx_caps; + u32 radio_tx_caps; + + /* supported features */ + bool multiplanar; + unsigned num_inputs; + u8 input_type[MAX_INPUTS]; + u8 input_name_counter[MAX_INPUTS]; + unsigned num_outputs; + u8 output_type[MAX_OUTPUTS]; + u8 output_name_counter[MAX_OUTPUTS]; + bool has_audio_inputs; + bool has_audio_outputs; + bool has_vid_cap; + bool has_vid_out; + bool has_vbi_cap; + bool has_raw_vbi_cap; + bool has_sliced_vbi_cap; + bool has_vbi_out; + bool has_raw_vbi_out; + bool has_sliced_vbi_out; + bool has_radio_rx; + bool has_radio_tx; + bool has_sdr_cap; + bool has_fb; + + bool can_loop_video; + + /* controls */ + struct v4l2_ctrl *brightness; + struct v4l2_ctrl *contrast; + struct v4l2_ctrl *saturation; + struct v4l2_ctrl *hue; + struct { + /* autogain/gain cluster */ + struct v4l2_ctrl *autogain; + struct v4l2_ctrl *gain; + }; + struct v4l2_ctrl *volume; + struct v4l2_ctrl *mute; + struct v4l2_ctrl *alpha; + struct v4l2_ctrl *button; + struct v4l2_ctrl *boolean; + struct v4l2_ctrl *int32; + struct v4l2_ctrl *int64; + struct v4l2_ctrl *menu; + struct v4l2_ctrl *string; + struct v4l2_ctrl *bitmask; + struct v4l2_ctrl *int_menu; + struct v4l2_ctrl *test_pattern; + struct v4l2_ctrl *colorspace; + struct v4l2_ctrl *rgb_range_cap; + struct v4l2_ctrl *real_rgb_range_cap; + struct { + /* std_signal_mode/standard cluster */ + struct v4l2_ctrl *ctrl_std_signal_mode; + struct v4l2_ctrl *ctrl_standard; + }; + struct { + /* dv_timings_signal_mode/timings cluster */ + struct v4l2_ctrl *ctrl_dv_timings_signal_mode; + struct v4l2_ctrl *ctrl_dv_timings; + }; + struct v4l2_ctrl *ctrl_has_crop_cap; + struct v4l2_ctrl *ctrl_has_compose_cap; + struct v4l2_ctrl *ctrl_has_scaler_cap; + struct v4l2_ctrl *ctrl_has_crop_out; + struct v4l2_ctrl *ctrl_has_compose_out; + struct v4l2_ctrl *ctrl_has_scaler_out; + struct v4l2_ctrl *ctrl_tx_mode; + struct v4l2_ctrl *ctrl_tx_rgb_range; + + struct v4l2_ctrl *radio_tx_rds_pi; + struct v4l2_ctrl *radio_tx_rds_pty; + struct v4l2_ctrl *radio_tx_rds_mono_stereo; + struct v4l2_ctrl *radio_tx_rds_art_head; + struct v4l2_ctrl *radio_tx_rds_compressed; + struct v4l2_ctrl *radio_tx_rds_dyn_pty; + struct v4l2_ctrl *radio_tx_rds_ta; + struct v4l2_ctrl *radio_tx_rds_tp; + struct v4l2_ctrl *radio_tx_rds_ms; + struct v4l2_ctrl *radio_tx_rds_psname; + struct v4l2_ctrl *radio_tx_rds_radiotext; + + struct v4l2_ctrl *radio_rx_rds_pty; + struct v4l2_ctrl *radio_rx_rds_ta; + struct v4l2_ctrl *radio_rx_rds_tp; + struct v4l2_ctrl *radio_rx_rds_ms; + struct v4l2_ctrl *radio_rx_rds_psname; + struct v4l2_ctrl *radio_rx_rds_radiotext; + + unsigned input_brightness[MAX_INPUTS]; + unsigned osd_mode; + unsigned button_pressed; + bool sensor_hflip; + bool sensor_vflip; + bool hflip; + bool vflip; + bool vbi_cap_interlaced; + bool loop_video; + + /* Framebuffer */ + unsigned long video_pbase; + void *video_vbase; + u32 video_buffer_size; + int display_width; + int display_height; + int display_byte_stride; + int bits_per_pixel; + int bytes_per_pixel; + struct fb_info fb_info; + struct fb_var_screeninfo fb_defined; + struct fb_fix_screeninfo fb_fix; + + /* Error injection */ + bool queue_setup_error; + bool buf_prepare_error; + bool start_streaming_error; + bool dqbuf_error; + bool seq_wrap; + bool time_wrap; + __kernel_time_t time_wrap_offset; + unsigned perc_dropped_buffers; + enum vivid_signal_mode std_signal_mode; + unsigned query_std_last; + v4l2_std_id query_std; + enum tpg_video_aspect std_aspect_ratio; + + enum vivid_signal_mode dv_timings_signal_mode; + char **query_dv_timings_qmenu; + unsigned query_dv_timings_size; + unsigned query_dv_timings_last; + unsigned query_dv_timings; + enum tpg_video_aspect dv_timings_aspect_ratio; + + /* Input */ + unsigned input; + v4l2_std_id std_cap; + struct v4l2_dv_timings dv_timings_cap; + u32 service_set_cap; + struct vivid_vbi_gen_data vbi_gen; + u8 *edid; + unsigned edid_blocks; + unsigned edid_max_blocks; + unsigned webcam_size_idx; + unsigned webcam_ival_idx; + unsigned tv_freq; + unsigned tv_audmode; + unsigned tv_field_cap; + unsigned tv_audio_input; + + /* Capture Overlay */ + struct v4l2_framebuffer fb_cap; + struct v4l2_fh *overlay_cap_owner; + void *fb_vbase_cap; + int overlay_cap_top, overlay_cap_left; + enum v4l2_field overlay_cap_field; + void *bitmap_cap; + struct v4l2_clip clips_cap[MAX_CLIPS]; + struct v4l2_clip try_clips_cap[MAX_CLIPS]; + unsigned clipcount_cap; + + /* Output */ + unsigned output; + v4l2_std_id std_out; + struct v4l2_dv_timings dv_timings_out; + u32 colorspace_out; + u32 service_set_out; + u32 bytesperline_out[2]; + unsigned tv_field_out; + unsigned tv_audio_output; + bool vbi_out_have_wss; + u8 vbi_out_wss[2]; + bool vbi_out_have_cc[2]; + u8 vbi_out_cc[2][2]; + bool dvi_d_out; + u8 *scaled_line; + u8 *blended_line; + unsigned cur_scaled_line; + + /* Output Overlay */ + void *fb_vbase_out; + bool overlay_out_enabled; + int overlay_out_top, overlay_out_left; + void *bitmap_out; + struct v4l2_clip clips_out[MAX_CLIPS]; + struct v4l2_clip try_clips_out[MAX_CLIPS]; + unsigned clipcount_out; + unsigned fbuf_out_flags; + u32 chromakey_out; + u8 global_alpha_out; + + /* video capture */ + struct tpg_data tpg; + unsigned ms_vid_cap; + bool must_blank[VIDEO_MAX_FRAME]; + + const struct vivid_fmt *fmt_cap; + struct v4l2_fract timeperframe_vid_cap; + enum v4l2_field field_cap; + struct v4l2_rect src_rect; + struct v4l2_rect fmt_cap_rect; + struct v4l2_rect crop_cap; + struct v4l2_rect compose_cap; + struct v4l2_rect crop_bounds_cap; + struct vb2_queue vb_vid_cap_q; + struct list_head vid_cap_active; + struct vb2_queue vb_vbi_cap_q; + struct list_head vbi_cap_active; + + /* thread for generating video capture stream */ + struct task_struct *kthread_vid_cap; + unsigned long jiffies_vid_cap; + u32 cap_seq_offset; + u32 cap_seq_count; + bool cap_seq_resync; + u32 vid_cap_seq_start; + u32 vid_cap_seq_count; + bool vid_cap_streaming; + u32 vbi_cap_seq_start; + u32 vbi_cap_seq_count; + bool vbi_cap_streaming; + bool stream_sliced_vbi_cap; + + /* video output */ + const struct vivid_fmt *fmt_out; + struct v4l2_fract timeperframe_vid_out; + enum v4l2_field field_out; + struct v4l2_rect sink_rect; + struct v4l2_rect fmt_out_rect; + struct v4l2_rect crop_out; + struct v4l2_rect compose_out; + struct v4l2_rect compose_bounds_out; + struct vb2_queue vb_vid_out_q; + struct list_head vid_out_active; + struct vb2_queue vb_vbi_out_q; + struct list_head vbi_out_active; + + /* video loop precalculated rectangles */ + + /* + * Intersection between what the output side composes and the capture side + * crops. I.e., what actually needs to be copied from the output buffer to + * the capture buffer. + */ + struct v4l2_rect loop_vid_copy; + /* The part of the output buffer that (after scaling) corresponds to loop_vid_copy. */ + struct v4l2_rect loop_vid_out; + /* The part of the capture buffer that (after scaling) corresponds to loop_vid_copy. */ + struct v4l2_rect loop_vid_cap; + /* + * The intersection of the framebuffer, the overlay output window and + * loop_vid_copy. I.e., the part of the framebuffer that actually should be + * blended with the compose_out rectangle. This uses the framebuffer origin. + */ + struct v4l2_rect loop_fb_copy; + /* The same as loop_fb_copy but with compose_out origin. */ + struct v4l2_rect loop_vid_overlay; + /* + * The part of the capture buffer that (after scaling) corresponds + * to loop_vid_overlay. + */ + struct v4l2_rect loop_vid_overlay_cap; + + /* thread for generating video output stream */ + struct task_struct *kthread_vid_out; + unsigned long jiffies_vid_out; + u32 out_seq_offset; + u32 out_seq_count; + bool out_seq_resync; + u32 vid_out_seq_start; + u32 vid_out_seq_count; + bool vid_out_streaming; + u32 vbi_out_seq_start; + u32 vbi_out_seq_count; + bool vbi_out_streaming; + bool stream_sliced_vbi_out; + + /* SDR capture */ + struct vb2_queue vb_sdr_cap_q; + struct list_head sdr_cap_active; + unsigned sdr_adc_freq; + unsigned sdr_fm_freq; + int sdr_fixp_src_phase; + int sdr_fixp_mod_phase; + + bool tstamp_src_is_soe; + bool has_crop_cap; + bool has_compose_cap; + bool has_scaler_cap; + bool has_crop_out; + bool has_compose_out; + bool has_scaler_out; + + /* thread for generating SDR stream */ + struct task_struct *kthread_sdr_cap; + unsigned long jiffies_sdr_cap; + u32 sdr_cap_seq_offset; + u32 sdr_cap_seq_count; + bool sdr_cap_seq_resync; + + /* RDS generator */ + struct vivid_rds_gen rds_gen; + + /* Radio receiver */ + unsigned radio_rx_freq; + unsigned radio_rx_audmode; + int radio_rx_sig_qual; + unsigned radio_rx_hw_seek_mode; + bool radio_rx_hw_seek_prog_lim; + bool radio_rx_rds_controls; + bool radio_rx_rds_enabled; + unsigned radio_rx_rds_use_alternates; + unsigned radio_rx_rds_last_block; + struct v4l2_fh *radio_rx_rds_owner; + + /* Radio transmitter */ + unsigned radio_tx_freq; + unsigned radio_tx_subchans; + bool radio_tx_rds_controls; + unsigned radio_tx_rds_last_block; + struct v4l2_fh *radio_tx_rds_owner; + + /* Shared between radio receiver and transmitter */ + bool radio_rds_loop; + struct timespec radio_rds_init_ts; +}; + +static inline bool vivid_is_webcam(const struct vivid_dev *dev) +{ + return dev->input_type[dev->input] == WEBCAM; +} + +static inline bool vivid_is_tv_cap(const struct vivid_dev *dev) +{ + return dev->input_type[dev->input] == TV; +} + +static inline bool vivid_is_svid_cap(const struct vivid_dev *dev) +{ + return dev->input_type[dev->input] == SVID; +} + +static inline bool vivid_is_hdmi_cap(const struct vivid_dev *dev) +{ + return dev->input_type[dev->input] == HDMI; +} + +static inline bool vivid_is_sdtv_cap(const struct vivid_dev *dev) +{ + return vivid_is_tv_cap(dev) || vivid_is_svid_cap(dev); +} + +static inline bool vivid_is_svid_out(const struct vivid_dev *dev) +{ + return dev->output_type[dev->output] == SVID; +} + +static inline bool vivid_is_hdmi_out(const struct vivid_dev *dev) +{ + return dev->output_type[dev->output] == HDMI; +} + +void vivid_lock(struct vb2_queue *vq); +void vivid_unlock(struct vb2_queue *vq); + +#endif diff --git a/drivers/media/platform/vivid/vivid-ctrls.c b/drivers/media/platform/vivid/vivid-ctrls.c new file mode 100644 index 0000000..d5cbf00 --- /dev/null +++ b/drivers/media/platform/vivid/vivid-ctrls.c @@ -0,0 +1,1502 @@ +/* + * vivid-ctrls.c - control support functions. + * + * Copyright 2014 Cisco Systems, Inc. and/or its affiliates. All rights reserved. + * + * This program is free software; you may redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; version 2 of the License. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND + * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS + * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN + * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN + * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE + * SOFTWARE. + */ + +#include <linux/errno.h> +#include <linux/kernel.h> +#include <linux/videodev2.h> +#include <media/v4l2-event.h> +#include <media/v4l2-common.h> + +#include "vivid-core.h" +#include "vivid-vid-cap.h" +#include "vivid-vid-out.h" +#include "vivid-vid-common.h" +#include "vivid-radio-common.h" +#include "vivid-osd.h" +#include "vivid-ctrls.h" + +#define VIVID_CID_CUSTOM_BASE (V4L2_CID_USER_BASE | 0xf000) +#define VIVID_CID_BUTTON (VIVID_CID_CUSTOM_BASE + 0) +#define VIVID_CID_BOOLEAN (VIVID_CID_CUSTOM_BASE + 1) +#define VIVID_CID_INTEGER (VIVID_CID_CUSTOM_BASE + 2) +#define VIVID_CID_INTEGER64 (VIVID_CID_CUSTOM_BASE + 3) +#define VIVID_CID_MENU (VIVID_CID_CUSTOM_BASE + 4) +#define VIVID_CID_STRING (VIVID_CID_CUSTOM_BASE + 5) +#define VIVID_CID_BITMASK (VIVID_CID_CUSTOM_BASE + 6) +#define VIVID_CID_INTMENU (VIVID_CID_CUSTOM_BASE + 7) + +#define VIVID_CID_VIVID_BASE (0x00f00000 | 0xf000) +#define VIVID_CID_VIVID_CLASS (0x00f00000 | 1) +#define VIVID_CID_TEST_PATTERN (VIVID_CID_VIVID_BASE + 0) +#define VIVID_CID_OSD_TEXT_MODE (VIVID_CID_VIVID_BASE + 1) +#define VIVID_CID_HOR_MOVEMENT (VIVID_CID_VIVID_BASE + 2) +#define VIVID_CID_VERT_MOVEMENT (VIVID_CID_VIVID_BASE + 3) +#define VIVID_CID_SHOW_BORDER (VIVID_CID_VIVID_BASE + 4) +#define VIVID_CID_SHOW_SQUARE (VIVID_CID_VIVID_BASE + 5) +#define VIVID_CID_INSERT_SAV (VIVID_CID_VIVID_BASE + 6) +#define VIVID_CID_INSERT_EAV (VIVID_CID_VIVID_BASE + 7) +#define VIVID_CID_VBI_CAP_INTERLACED (VIVID_CID_VIVID_BASE + 8) + +#define VIVID_CID_HFLIP (VIVID_CID_VIVID_BASE + 20) +#define VIVID_CID_VFLIP (VIVID_CID_VIVID_BASE + 21) +#define VIVID_CID_STD_ASPECT_RATIO (VIVID_CID_VIVID_BASE + 22) +#define VIVID_CID_DV_TIMINGS_ASPECT_RATIO (VIVID_CID_VIVID_BASE + 23) +#define VIVID_CID_TSTAMP_SRC (VIVID_CID_VIVID_BASE + 24) +#define VIVID_CID_COLORSPACE (VIVID_CID_VIVID_BASE + 25) +#define VIVID_CID_LIMITED_RGB_RANGE (VIVID_CID_VIVID_BASE + 26) +#define VIVID_CID_ALPHA_MODE (VIVID_CID_VIVID_BASE + 27) +#define VIVID_CID_HAS_CROP_CAP (VIVID_CID_VIVID_BASE + 28) +#define VIVID_CID_HAS_COMPOSE_CAP (VIVID_CID_VIVID_BASE + 29) +#define VIVID_CID_HAS_SCALER_CAP (VIVID_CID_VIVID_BASE + 30) +#define VIVID_CID_HAS_CROP_OUT (VIVID_CID_VIVID_BASE + 31) +#define VIVID_CID_HAS_COMPOSE_OUT (VIVID_CID_VIVID_BASE + 32) +#define VIVID_CID_HAS_SCALER_OUT (VIVID_CID_VIVID_BASE + 33) +#define VIVID_CID_LOOP_VIDEO (VIVID_CID_VIVID_BASE + 34) +#define VIVID_CID_SEQ_WRAP (VIVID_CID_VIVID_BASE + 35) +#define VIVID_CID_TIME_WRAP (VIVID_CID_VIVID_BASE + 36) +#define VIVID_CID_MAX_EDID_BLOCKS (VIVID_CID_VIVID_BASE + 37) +#define VIVID_CID_PERCENTAGE_FILL (VIVID_CID_VIVID_BASE + 38) + +#define VIVID_CID_STD_SIGNAL_MODE (VIVID_CID_VIVID_BASE + 60) +#define VIVID_CID_STANDARD (VIVID_CID_VIVID_BASE + 61) +#define VIVID_CID_DV_TIMINGS_SIGNAL_MODE (VIVID_CID_VIVID_BASE + 62) +#define VIVID_CID_DV_TIMINGS (VIVID_CID_VIVID_BASE + 63) +#define VIVID_CID_PERC_DROPPED (VIVID_CID_VIVID_BASE + 64) +#define VIVID_CID_DISCONNECT (VIVID_CID_VIVID_BASE + 65) +#define VIVID_CID_DQBUF_ERROR (VIVID_CID_VIVID_BASE + 66) +#define VIVID_CID_QUEUE_SETUP_ERROR (VIVID_CID_VIVID_BASE + 67) +#define VIVID_CID_BUF_PREPARE_ERROR (VIVID_CID_VIVID_BASE + 68) +#define VIVID_CID_START_STR_ERROR (VIVID_CID_VIVID_BASE + 69) +#define VIVID_CID_QUEUE_ERROR (VIVID_CID_VIVID_BASE + 70) +#define VIVID_CID_CLEAR_FB (VIVID_CID_VIVID_BASE + 71) + +#define VIVID_CID_RADIO_SEEK_MODE (VIVID_CID_VIVID_BASE + 90) +#define VIVID_CID_RADIO_SEEK_PROG_LIM (VIVID_CID_VIVID_BASE + 91) +#define VIVID_CID_RADIO_RX_RDS_RBDS (VIVID_CID_VIVID_BASE + 92) +#define VIVID_CID_RADIO_RX_RDS_BLOCKIO (VIVID_CID_VIVID_BASE + 93) + +#define VIVID_CID_RADIO_TX_RDS_BLOCKIO (VIVID_CID_VIVID_BASE + 94) + + +/* General User Controls */ + +static int vivid_user_gen_s_ctrl(struct v4l2_ctrl *ctrl) +{ + struct vivid_dev *dev = container_of(ctrl->handler, struct vivid_dev, ctrl_hdl_user_gen); + + switch (ctrl->id) { + case VIVID_CID_DISCONNECT: + v4l2_info(&dev->v4l2_dev, "disconnect\n"); + clear_bit(V4L2_FL_REGISTERED, &dev->vid_cap_dev.flags); + clear_bit(V4L2_FL_REGISTERED, &dev->vid_out_dev.flags); + clear_bit(V4L2_FL_REGISTERED, &dev->vbi_cap_dev.flags); + clear_bit(V4L2_FL_REGISTERED, &dev->vbi_out_dev.flags); + clear_bit(V4L2_FL_REGISTERED, &dev->sdr_cap_dev.flags); + clear_bit(V4L2_FL_REGISTERED, &dev->radio_rx_dev.flags); + clear_bit(V4L2_FL_REGISTERED, &dev->radio_tx_dev.flags); + break; + case VIVID_CID_CLEAR_FB: + vivid_clear_fb(dev); + break; + case VIVID_CID_BUTTON: + dev->button_pressed = 30; + break; + } + return 0; +} + +static const struct v4l2_ctrl_ops vivid_user_gen_ctrl_ops = { + .s_ctrl = vivid_user_gen_s_ctrl, +}; + +static const struct v4l2_ctrl_config vivid_ctrl_button = { + .ops = &vivid_user_gen_ctrl_ops, + .id = VIVID_CID_BUTTON, + .name = "Button", + .type = V4L2_CTRL_TYPE_BUTTON, +}; + +static const struct v4l2_ctrl_config vivid_ctrl_boolean = { + .ops = &vivid_user_gen_ctrl_ops, + .id = VIVID_CID_BOOLEAN, + .name = "Boolean", + .type = V4L2_CTRL_TYPE_BOOLEAN, + .min = 0, + .max = 1, + .step = 1, + .def = 1, +}; + +static const struct v4l2_ctrl_config vivid_ctrl_int32 = { + .ops = &vivid_user_gen_ctrl_ops, + .id = VIVID_CID_INTEGER, + .name = "Integer 32 Bits", + .type = V4L2_CTRL_TYPE_INTEGER, + .min = 0xffffffff80000000ULL, + .max = 0x7fffffff, + .step = 1, +}; + +static const struct v4l2_ctrl_config vivid_ctrl_int64 = { + .ops = &vivid_user_gen_ctrl_ops, + .id = VIVID_CID_INTEGER64, + .name = "Integer 64 Bits", + .type = V4L2_CTRL_TYPE_INTEGER64, + .min = 0x8000000000000000ULL, + .max = 0x7fffffffffffffffLL, + .step = 1, +}; + +static const char * const vivid_ctrl_menu_strings[] = { + "Menu Item 0 (Skipped)", + "Menu Item 1", + "Menu Item 2 (Skipped)", + "Menu Item 3", + "Menu Item 4", + "Menu Item 5 (Skipped)", + NULL, +}; + +static const struct v4l2_ctrl_config vivid_ctrl_menu = { + .ops = &vivid_user_gen_ctrl_ops, + .id = VIVID_CID_MENU, + .name = "Menu", + .type = V4L2_CTRL_TYPE_MENU, + .min = 1, + .max = 4, + .def = 3, + .menu_skip_mask = 0x04, + .qmenu = vivid_ctrl_menu_strings, +}; + +static const struct v4l2_ctrl_config vivid_ctrl_string = { + .ops = &vivid_user_gen_ctrl_ops, + .id = VIVID_CID_STRING, + .name = "String", + .type = V4L2_CTRL_TYPE_STRING, + .min = 2, + .max = 4, + .step = 1, +}; + +static const struct v4l2_ctrl_config vivid_ctrl_bitmask = { + .ops = &vivid_user_gen_ctrl_ops, + .id = VIVID_CID_BITMASK, + .name = "Bitmask", + .type = V4L2_CTRL_TYPE_BITMASK, + .def = 0x80002000, + .min = 0, + .max = 0x80402010, + .step = 0, +}; + +static const s64 vivid_ctrl_int_menu_values[] = { + 1, 1, 2, 3, 5, 8, 13, 21, 42, +}; + +static const struct v4l2_ctrl_config vivid_ctrl_int_menu = { + .ops = &vivid_user_gen_ctrl_ops, + .id = VIVID_CID_INTMENU, + .name = "Integer Menu", + .type = V4L2_CTRL_TYPE_INTEGER_MENU, + .min = 1, + .max = 8, + .def = 4, + .menu_skip_mask = 0x02, + .qmenu_int = vivid_ctrl_int_menu_values, +}; + +static const struct v4l2_ctrl_config vivid_ctrl_disconnect = { + .ops = &vivid_user_gen_ctrl_ops, + .id = VIVID_CID_DISCONNECT, + .name = "Disconnect", + .type = V4L2_CTRL_TYPE_BUTTON, +}; + +static const struct v4l2_ctrl_config vivid_ctrl_clear_fb = { + .ops = &vivid_user_gen_ctrl_ops, + .id = VIVID_CID_CLEAR_FB, + .name = "Clear Framebuffer", + .type = V4L2_CTRL_TYPE_BUTTON, +}; + + +/* Video User Controls */ + +static int vivid_user_vid_g_volatile_ctrl(struct v4l2_ctrl *ctrl) +{ + struct vivid_dev *dev = container_of(ctrl->handler, struct vivid_dev, ctrl_hdl_user_vid); + + switch (ctrl->id) { + case V4L2_CID_AUTOGAIN: + dev->gain->val = dev->jiffies_vid_cap & 0xff; + break; + } + return 0; +} + +static int vivid_user_vid_s_ctrl(struct v4l2_ctrl *ctrl) +{ + struct vivid_dev *dev = container_of(ctrl->handler, struct vivid_dev, ctrl_hdl_user_vid); + + switch (ctrl->id) { + case V4L2_CID_BRIGHTNESS: + dev->input_brightness[dev->input] = ctrl->val - dev->input * 128; + tpg_s_brightness(&dev->tpg, dev->input_brightness[dev->input]); + break; + case V4L2_CID_CONTRAST: + tpg_s_contrast(&dev->tpg, ctrl->val); + break; + case V4L2_CID_SATURATION: + tpg_s_saturation(&dev->tpg, ctrl->val); + break; + case V4L2_CID_HUE: + tpg_s_hue(&dev->tpg, ctrl->val); + break; + case V4L2_CID_HFLIP: + dev->hflip = ctrl->val; + tpg_s_hflip(&dev->tpg, dev->sensor_hflip ^ dev->hflip); + break; + case V4L2_CID_VFLIP: + dev->vflip = ctrl->val; + tpg_s_vflip(&dev->tpg, dev->sensor_vflip ^ dev->vflip); + break; + case V4L2_CID_ALPHA_COMPONENT: + tpg_s_alpha_component(&dev->tpg, ctrl->val); + break; + } + return 0; +} + +static const struct v4l2_ctrl_ops vivid_user_vid_ctrl_ops = { + .g_volatile_ctrl = vivid_user_vid_g_volatile_ctrl, + .s_ctrl = vivid_user_vid_s_ctrl, +}; + + +/* Video Capture Controls */ + +static int vivid_vid_cap_s_ctrl(struct v4l2_ctrl *ctrl) +{ + struct vivid_dev *dev = container_of(ctrl->handler, struct vivid_dev, ctrl_hdl_vid_cap); + unsigned i; + + switch (ctrl->id) { + case VIVID_CID_TEST_PATTERN: + vivid_update_quality(dev); + tpg_s_pattern(&dev->tpg, ctrl->val); + break; + case VIVID_CID_COLORSPACE: + tpg_s_colorspace(&dev->tpg, ctrl->val); + vivid_send_source_change(dev, TV); + vivid_send_source_change(dev, SVID); + vivid_send_source_change(dev, HDMI); + vivid_send_source_change(dev, WEBCAM); + break; + case V4L2_CID_DV_RX_RGB_RANGE: + if (!vivid_is_hdmi_cap(dev)) + break; + tpg_s_rgb_range(&dev->tpg, ctrl->val); + break; + case VIVID_CID_LIMITED_RGB_RANGE: + tpg_s_real_rgb_range(&dev->tpg, ctrl->val ? + V4L2_DV_RGB_RANGE_LIMITED : V4L2_DV_RGB_RANGE_FULL); + break; + case VIVID_CID_ALPHA_MODE: + tpg_s_alpha_mode(&dev->tpg, ctrl->val); + break; + case VIVID_CID_HOR_MOVEMENT: + tpg_s_mv_hor_mode(&dev->tpg, ctrl->val); + break; + case VIVID_CID_VERT_MOVEMENT: + tpg_s_mv_vert_mode(&dev->tpg, ctrl->val); + break; + case VIVID_CID_OSD_TEXT_MODE: + dev->osd_mode = ctrl->val; + break; + case VIVID_CID_PERCENTAGE_FILL: + tpg_s_perc_fill(&dev->tpg, ctrl->val); + for (i = 0; i < VIDEO_MAX_FRAME; i++) + dev->must_blank[i] = ctrl->val < 100; + break; + case VIVID_CID_INSERT_SAV: + tpg_s_insert_sav(&dev->tpg, ctrl->val); + break; + case VIVID_CID_INSERT_EAV: + tpg_s_insert_eav(&dev->tpg, ctrl->val); + break; + case VIVID_CID_HFLIP: + dev->sensor_hflip = ctrl->val; + tpg_s_hflip(&dev->tpg, dev->sensor_hflip ^ dev->hflip); + break; + case VIVID_CID_VFLIP: + dev->sensor_vflip = ctrl->val; + tpg_s_vflip(&dev->tpg, dev->sensor_vflip ^ dev->vflip); + break; + case VIVID_CID_HAS_CROP_CAP: + dev->has_crop_cap = ctrl->val; + vivid_update_format_cap(dev, true); + break; + case VIVID_CID_HAS_COMPOSE_CAP: + dev->has_compose_cap = ctrl->val; + vivid_update_format_cap(dev, true); + break; + case VIVID_CID_HAS_SCALER_CAP: + dev->has_scaler_cap = ctrl->val; + vivid_update_format_cap(dev, true); + break; + case VIVID_CID_SHOW_BORDER: + tpg_s_show_border(&dev->tpg, ctrl->val); + break; + case VIVID_CID_SHOW_SQUARE: + tpg_s_show_square(&dev->tpg, ctrl->val); + break; + case VIVID_CID_STD_ASPECT_RATIO: + dev->std_aspect_ratio = ctrl->val; + tpg_s_video_aspect(&dev->tpg, vivid_get_video_aspect(dev)); + break; + case VIVID_CID_DV_TIMINGS_SIGNAL_MODE: + dev->dv_timings_signal_mode = dev->ctrl_dv_timings_signal_mode->val; + if (dev->dv_timings_signal_mode == SELECTED_DV_TIMINGS) + dev->query_dv_timings = dev->ctrl_dv_timings->val; + v4l2_ctrl_activate(dev->ctrl_dv_timings, + dev->dv_timings_signal_mode == SELECTED_DV_TIMINGS); + vivid_update_quality(dev); + vivid_send_source_change(dev, HDMI); + break; + case VIVID_CID_DV_TIMINGS_ASPECT_RATIO: + dev->dv_timings_aspect_ratio = ctrl->val; + tpg_s_video_aspect(&dev->tpg, vivid_get_video_aspect(dev)); + break; + case VIVID_CID_TSTAMP_SRC: + dev->tstamp_src_is_soe = ctrl->val; + dev->vb_vid_cap_q.timestamp_flags &= ~V4L2_BUF_FLAG_TSTAMP_SRC_MASK; + if (dev->tstamp_src_is_soe) + dev->vb_vid_cap_q.timestamp_flags |= V4L2_BUF_FLAG_TSTAMP_SRC_SOE; + break; + case VIVID_CID_MAX_EDID_BLOCKS: + dev->edid_max_blocks = ctrl->val; + if (dev->edid_blocks > dev->edid_max_blocks) + dev->edid_blocks = dev->edid_max_blocks; + break; + } + return 0; +} + +static const struct v4l2_ctrl_ops vivid_vid_cap_ctrl_ops = { + .s_ctrl = vivid_vid_cap_s_ctrl, +}; + +static const char * const vivid_ctrl_hor_movement_strings[] = { + "Move Left Fast", + "Move Left", + "Move Left Slow", + "No Movement", + "Move Right Slow", + "Move Right", + "Move Right Fast", + NULL, +}; + +static const struct v4l2_ctrl_config vivid_ctrl_hor_movement = { + .ops = &vivid_vid_cap_ctrl_ops, + .id = VIVID_CID_HOR_MOVEMENT, + .name = "Horizontal Movement", + .type = V4L2_CTRL_TYPE_MENU, + .max = TPG_MOVE_POS_FAST, + .def = TPG_MOVE_NONE, + .qmenu = vivid_ctrl_hor_movement_strings, +}; + +static const char * const vivid_ctrl_vert_movement_strings[] = { + "Move Up Fast", + "Move Up", + "Move Up Slow", + "No Movement", + "Move Down Slow", + "Move Down", + "Move Down Fast", + NULL, +}; + +static const struct v4l2_ctrl_config vivid_ctrl_vert_movement = { + .ops = &vivid_vid_cap_ctrl_ops, + .id = VIVID_CID_VERT_MOVEMENT, + .name = "Vertical Movement", + .type = V4L2_CTRL_TYPE_MENU, + .max = TPG_MOVE_POS_FAST, + .def = TPG_MOVE_NONE, + .qmenu = vivid_ctrl_vert_movement_strings, +}; + +static const struct v4l2_ctrl_config vivid_ctrl_show_border = { + .ops = &vivid_vid_cap_ctrl_ops, + .id = VIVID_CID_SHOW_BORDER, + .name = "Show Border", + .type = V4L2_CTRL_TYPE_BOOLEAN, + .max = 1, + .step = 1, +}; + +static const struct v4l2_ctrl_config vivid_ctrl_show_square = { + .ops = &vivid_vid_cap_ctrl_ops, + .id = VIVID_CID_SHOW_SQUARE, + .name = "Show Square", + .type = V4L2_CTRL_TYPE_BOOLEAN, + .max = 1, + .step = 1, +}; + +static const char * const vivid_ctrl_osd_mode_strings[] = { + "All", + "Counters Only", + "None", + NULL, +}; + +static const struct v4l2_ctrl_config vivid_ctrl_osd_mode = { + .ops = &vivid_vid_cap_ctrl_ops, + .id = VIVID_CID_OSD_TEXT_MODE, + .name = "OSD Text Mode", + .type = V4L2_CTRL_TYPE_MENU, + .max = 2, + .qmenu = vivid_ctrl_osd_mode_strings, +}; + +static const struct v4l2_ctrl_config vivid_ctrl_perc_fill = { + .ops = &vivid_vid_cap_ctrl_ops, + .id = VIVID_CID_PERCENTAGE_FILL, + .name = "Fill Percentage of Frame", + .type = V4L2_CTRL_TYPE_INTEGER, + .min = 0, + .max = 100, + .def = 100, + .step = 1, +}; + +static const struct v4l2_ctrl_config vivid_ctrl_insert_sav = { + .ops = &vivid_vid_cap_ctrl_ops, + .id = VIVID_CID_INSERT_SAV, + .name = "Insert SAV Code in Image", + .type = V4L2_CTRL_TYPE_BOOLEAN, + .max = 1, + .step = 1, +}; + +static const struct v4l2_ctrl_config vivid_ctrl_insert_eav = { + .ops = &vivid_vid_cap_ctrl_ops, + .id = VIVID_CID_INSERT_EAV, + .name = "Insert EAV Code in Image", + .type = V4L2_CTRL_TYPE_BOOLEAN, + .max = 1, + .step = 1, +}; + +static const struct v4l2_ctrl_config vivid_ctrl_hflip = { + .ops = &vivid_vid_cap_ctrl_ops, + .id = VIVID_CID_HFLIP, + .name = "Sensor Flipped Horizontally", + .type = V4L2_CTRL_TYPE_BOOLEAN, + .max = 1, + .step = 1, +}; + +static const struct v4l2_ctrl_config vivid_ctrl_vflip = { + .ops = &vivid_vid_cap_ctrl_ops, + .id = VIVID_CID_VFLIP, + .name = "Sensor Flipped Vertically", + .type = V4L2_CTRL_TYPE_BOOLEAN, + .max = 1, + .step = 1, +}; + +static const struct v4l2_ctrl_config vivid_ctrl_has_crop_cap = { + .ops = &vivid_vid_cap_ctrl_ops, + .id = VIVID_CID_HAS_CROP_CAP, + .name = "Enable Capture Cropping", + .type = V4L2_CTRL_TYPE_BOOLEAN, + .max = 1, + .def = 1, + .step = 1, +}; + +static const struct v4l2_ctrl_config vivid_ctrl_has_compose_cap = { + .ops = &vivid_vid_cap_ctrl_ops, + .id = VIVID_CID_HAS_COMPOSE_CAP, + .name = "Enable Capture Composing", + .type = V4L2_CTRL_TYPE_BOOLEAN, + .max = 1, + .def = 1, + .step = 1, +}; + +static const struct v4l2_ctrl_config vivid_ctrl_has_scaler_cap = { + .ops = &vivid_vid_cap_ctrl_ops, + .id = VIVID_CID_HAS_SCALER_CAP, + .name = "Enable Capture Scaler", + .type = V4L2_CTRL_TYPE_BOOLEAN, + .max = 1, + .def = 1, + .step = 1, +}; + +static const char * const vivid_ctrl_tstamp_src_strings[] = { + "End of Frame", + "Start of Exposure", + NULL, +}; + +static const struct v4l2_ctrl_config vivid_ctrl_tstamp_src = { + .ops = &vivid_vid_cap_ctrl_ops, + .id = VIVID_CID_TSTAMP_SRC, + .name = "Timestamp Source", + .type = V4L2_CTRL_TYPE_MENU, + .max = 1, + .qmenu = vivid_ctrl_tstamp_src_strings, +}; + +static const struct v4l2_ctrl_config vivid_ctrl_std_aspect_ratio = { + .ops = &vivid_vid_cap_ctrl_ops, + .id = VIVID_CID_STD_ASPECT_RATIO, + .name = "Standard Aspect Ratio", + .type = V4L2_CTRL_TYPE_MENU, + .min = 1, + .max = 4, + .def = 1, + .qmenu = tpg_aspect_strings, +}; + +static const char * const vivid_ctrl_dv_timings_signal_mode_strings[] = { + "Current DV Timings", + "No Signal", + "No Lock", + "Out of Range", + "Selected DV Timings", + "Cycle Through All DV Timings", + "Custom DV Timings", + NULL, +}; + +static const struct v4l2_ctrl_config vivid_ctrl_dv_timings_signal_mode = { + .ops = &vivid_vid_cap_ctrl_ops, + .id = VIVID_CID_DV_TIMINGS_SIGNAL_MODE, + .name = "DV Timings Signal Mode", + .type = V4L2_CTRL_TYPE_MENU, + .max = 5, + .qmenu = vivid_ctrl_dv_timings_signal_mode_strings, +}; + +static const struct v4l2_ctrl_config vivid_ctrl_dv_timings_aspect_ratio = { + .ops = &vivid_vid_cap_ctrl_ops, + .id = VIVID_CID_DV_TIMINGS_ASPECT_RATIO, + .name = "DV Timings Aspect Ratio", + .type = V4L2_CTRL_TYPE_MENU, + .max = 3, + .qmenu = tpg_aspect_strings, +}; + +static const struct v4l2_ctrl_config vivid_ctrl_max_edid_blocks = { + .ops = &vivid_vid_cap_ctrl_ops, + .id = VIVID_CID_MAX_EDID_BLOCKS, + .name = "Maximum EDID Blocks", + .type = V4L2_CTRL_TYPE_INTEGER, + .min = 1, + .max = 256, + .def = 2, + .step = 1, +}; + +static const char * const vivid_ctrl_colorspace_strings[] = { + "", + "SMPTE 170M", + "SMPTE 240M", + "REC 709", + "", /* Skip Bt878 entry */ + "470 System M", + "470 System BG", + "", /* Skip JPEG entry */ + "sRGB", + NULL, +}; + +static const struct v4l2_ctrl_config vivid_ctrl_colorspace = { + .ops = &vivid_vid_cap_ctrl_ops, + .id = VIVID_CID_COLORSPACE, + .name = "Colorspace", + .type = V4L2_CTRL_TYPE_MENU, + .min = 1, + .max = 8, + .menu_skip_mask = (1 << 4) | (1 << 7), + .def = 8, + .qmenu = vivid_ctrl_colorspace_strings, +}; + +static const struct v4l2_ctrl_config vivid_ctrl_alpha_mode = { + .ops = &vivid_vid_cap_ctrl_ops, + .id = VIVID_CID_ALPHA_MODE, + .name = "Apply Alpha To Red Only", + .type = V4L2_CTRL_TYPE_BOOLEAN, + .max = 1, + .step = 1, +}; + +static const struct v4l2_ctrl_config vivid_ctrl_limited_rgb_range = { + .ops = &vivid_vid_cap_ctrl_ops, + .id = VIVID_CID_LIMITED_RGB_RANGE, + .name = "Limited RGB Range (16-235)", + .type = V4L2_CTRL_TYPE_BOOLEAN, + .max = 1, + .step = 1, +}; + + +/* VBI Capture Control */ + +static int vivid_vbi_cap_s_ctrl(struct v4l2_ctrl *ctrl) +{ + struct vivid_dev *dev = container_of(ctrl->handler, struct vivid_dev, ctrl_hdl_vbi_cap); + + switch (ctrl->id) { + case VIVID_CID_VBI_CAP_INTERLACED: + dev->vbi_cap_interlaced = ctrl->val; + break; + } + return 0; +} + +static const struct v4l2_ctrl_ops vivid_vbi_cap_ctrl_ops = { + .s_ctrl = vivid_vbi_cap_s_ctrl, +}; + +static const struct v4l2_ctrl_config vivid_ctrl_vbi_cap_interlaced = { + .ops = &vivid_vbi_cap_ctrl_ops, + .id = VIVID_CID_VBI_CAP_INTERLACED, + .name = "Interlaced VBI Format", + .type = V4L2_CTRL_TYPE_BOOLEAN, + .max = 1, + .step = 1, +}; + + +/* Video Output Controls */ + +static int vivid_vid_out_s_ctrl(struct v4l2_ctrl *ctrl) +{ + struct vivid_dev *dev = container_of(ctrl->handler, struct vivid_dev, ctrl_hdl_vid_out); + struct v4l2_bt_timings *bt = &dev->dv_timings_out.bt; + + switch (ctrl->id) { + case VIVID_CID_HAS_CROP_OUT: + dev->has_crop_out = ctrl->val; + vivid_update_format_out(dev); + break; + case VIVID_CID_HAS_COMPOSE_OUT: + dev->has_compose_out = ctrl->val; + vivid_update_format_out(dev); + break; + case VIVID_CID_HAS_SCALER_OUT: + dev->has_scaler_out = ctrl->val; + vivid_update_format_out(dev); + break; + case V4L2_CID_DV_TX_MODE: + dev->dvi_d_out = ctrl->val == V4L2_DV_TX_MODE_DVI_D; + if (!vivid_is_hdmi_out(dev)) + break; + if (!dev->dvi_d_out && (bt->standards & V4L2_DV_BT_STD_CEA861)) { + if (bt->width == 720 && bt->height <= 576) + dev->colorspace_out = V4L2_COLORSPACE_SMPTE170M; + else + dev->colorspace_out = V4L2_COLORSPACE_REC709; + } else { + dev->colorspace_out = V4L2_COLORSPACE_SRGB; + } + if (dev->loop_video) + vivid_send_source_change(dev, HDMI); + break; + } + return 0; +} + +static const struct v4l2_ctrl_ops vivid_vid_out_ctrl_ops = { + .s_ctrl = vivid_vid_out_s_ctrl, +}; + +static const struct v4l2_ctrl_config vivid_ctrl_has_crop_out = { + .ops = &vivid_vid_out_ctrl_ops, + .id = VIVID_CID_HAS_CROP_OUT, + .name = "Enable Output Cropping", + .type = V4L2_CTRL_TYPE_BOOLEAN, + .max = 1, + .def = 1, + .step = 1, +}; + +static const struct v4l2_ctrl_config vivid_ctrl_has_compose_out = { + .ops = &vivid_vid_out_ctrl_ops, + .id = VIVID_CID_HAS_COMPOSE_OUT, + .name = "Enable Output Composing", + .type = V4L2_CTRL_TYPE_BOOLEAN, + .max = 1, + .def = 1, + .step = 1, +}; + +static const struct v4l2_ctrl_config vivid_ctrl_has_scaler_out = { + .ops = &vivid_vid_out_ctrl_ops, + .id = VIVID_CID_HAS_SCALER_OUT, + .name = "Enable Output Scaler", + .type = V4L2_CTRL_TYPE_BOOLEAN, + .max = 1, + .def = 1, + .step = 1, +}; + + +/* Streaming Controls */ + +static int vivid_streaming_s_ctrl(struct v4l2_ctrl *ctrl) +{ + struct vivid_dev *dev = container_of(ctrl->handler, struct vivid_dev, ctrl_hdl_streaming); + struct timeval tv; + + switch (ctrl->id) { + case VIVID_CID_DQBUF_ERROR: + dev->dqbuf_error = true; + break; + case VIVID_CID_PERC_DROPPED: + dev->perc_dropped_buffers = ctrl->val; + break; + case VIVID_CID_QUEUE_SETUP_ERROR: + dev->queue_setup_error = true; + break; + case VIVID_CID_BUF_PREPARE_ERROR: + dev->buf_prepare_error = true; + break; + case VIVID_CID_START_STR_ERROR: + dev->start_streaming_error = true; + break; + case VIVID_CID_QUEUE_ERROR: + if (dev->vb_vid_cap_q.start_streaming_called) + vb2_queue_error(&dev->vb_vid_cap_q); + if (dev->vb_vbi_cap_q.start_streaming_called) + vb2_queue_error(&dev->vb_vbi_cap_q); + if (dev->vb_vid_out_q.start_streaming_called) + vb2_queue_error(&dev->vb_vid_out_q); + if (dev->vb_vbi_out_q.start_streaming_called) + vb2_queue_error(&dev->vb_vbi_out_q); + if (dev->vb_sdr_cap_q.start_streaming_called) + vb2_queue_error(&dev->vb_sdr_cap_q); + break; + case VIVID_CID_SEQ_WRAP: + dev->seq_wrap = ctrl->val; + break; + case VIVID_CID_TIME_WRAP: + dev->time_wrap = ctrl->val; + if (ctrl->val == 0) { + dev->time_wrap_offset = 0; + break; + } + v4l2_get_timestamp(&tv); + dev->time_wrap_offset = -tv.tv_sec - 16; + break; + } + return 0; +} + +static const struct v4l2_ctrl_ops vivid_streaming_ctrl_ops = { + .s_ctrl = vivid_streaming_s_ctrl, +}; + +static const struct v4l2_ctrl_config vivid_ctrl_dqbuf_error = { + .ops = &vivid_streaming_ctrl_ops, + .id = VIVID_CID_DQBUF_ERROR, + .name = "Inject V4L2_BUF_FLAG_ERROR", + .type = V4L2_CTRL_TYPE_BUTTON, +}; + +static const struct v4l2_ctrl_config vivid_ctrl_perc_dropped = { + .ops = &vivid_streaming_ctrl_ops, + .id = VIVID_CID_PERC_DROPPED, + .name = "Percentage of Dropped Buffers", + .type = V4L2_CTRL_TYPE_INTEGER, + .min = 0, + .max = 100, + .step = 1, +}; + +static const struct v4l2_ctrl_config vivid_ctrl_queue_setup_error = { + .ops = &vivid_streaming_ctrl_ops, + .id = VIVID_CID_QUEUE_SETUP_ERROR, + .name = "Inject VIDIOC_REQBUFS Error", + .type = V4L2_CTRL_TYPE_BUTTON, +}; + +static const struct v4l2_ctrl_config vivid_ctrl_buf_prepare_error = { + .ops = &vivid_streaming_ctrl_ops, + .id = VIVID_CID_BUF_PREPARE_ERROR, + .name = "Inject VIDIOC_QBUF Error", + .type = V4L2_CTRL_TYPE_BUTTON, +}; + +static const struct v4l2_ctrl_config vivid_ctrl_start_streaming_error = { + .ops = &vivid_streaming_ctrl_ops, + .id = VIVID_CID_START_STR_ERROR, + .name = "Inject VIDIOC_STREAMON Error", + .type = V4L2_CTRL_TYPE_BUTTON, +}; + +static const struct v4l2_ctrl_config vivid_ctrl_queue_error = { + .ops = &vivid_streaming_ctrl_ops, + .id = VIVID_CID_QUEUE_ERROR, + .name = "Inject Fatal Streaming Error", + .type = V4L2_CTRL_TYPE_BUTTON, +}; + +static const struct v4l2_ctrl_config vivid_ctrl_seq_wrap = { + .ops = &vivid_streaming_ctrl_ops, + .id = VIVID_CID_SEQ_WRAP, + .name = "Wrap Sequence Number", + .type = V4L2_CTRL_TYPE_BOOLEAN, + .max = 1, + .step = 1, +}; + +static const struct v4l2_ctrl_config vivid_ctrl_time_wrap = { + .ops = &vivid_streaming_ctrl_ops, + .id = VIVID_CID_TIME_WRAP, + .name = "Wrap Timestamp", + .type = V4L2_CTRL_TYPE_BOOLEAN, + .max = 1, + .step = 1, +}; + + +/* SDTV Capture Controls */ + +static int vivid_sdtv_cap_s_ctrl(struct v4l2_ctrl *ctrl) +{ + struct vivid_dev *dev = container_of(ctrl->handler, struct vivid_dev, ctrl_hdl_sdtv_cap); + + switch (ctrl->id) { + case VIVID_CID_STD_SIGNAL_MODE: + dev->std_signal_mode = dev->ctrl_std_signal_mode->val; + if (dev->std_signal_mode == SELECTED_STD) + dev->query_std = vivid_standard[dev->ctrl_standard->val]; + v4l2_ctrl_activate(dev->ctrl_standard, dev->std_signal_mode == SELECTED_STD); + vivid_update_quality(dev); + vivid_send_source_change(dev, TV); + vivid_send_source_change(dev, SVID); + break; + } + return 0; +} + +static const struct v4l2_ctrl_ops vivid_sdtv_cap_ctrl_ops = { + .s_ctrl = vivid_sdtv_cap_s_ctrl, +}; + +static const char * const vivid_ctrl_std_signal_mode_strings[] = { + "Current Standard", + "No Signal", + "No Lock", + "", + "Selected Standard", + "Cycle Through All Standards", + NULL, +}; + +static const struct v4l2_ctrl_config vivid_ctrl_std_signal_mode = { + .ops = &vivid_sdtv_cap_ctrl_ops, + .id = VIVID_CID_STD_SIGNAL_MODE, + .name = "Standard Signal Mode", + .type = V4L2_CTRL_TYPE_MENU, + .max = 5, + .menu_skip_mask = 1 << 3, + .qmenu = vivid_ctrl_std_signal_mode_strings, +}; + +static const struct v4l2_ctrl_config vivid_ctrl_standard = { + .ops = &vivid_sdtv_cap_ctrl_ops, + .id = VIVID_CID_STANDARD, + .name = "Standard", + .type = V4L2_CTRL_TYPE_MENU, + .max = 14, + .qmenu = vivid_ctrl_standard_strings, +}; + + + +/* Radio Receiver Controls */ + +static int vivid_radio_rx_s_ctrl(struct v4l2_ctrl *ctrl) +{ + struct vivid_dev *dev = container_of(ctrl->handler, struct vivid_dev, ctrl_hdl_radio_rx); + + switch (ctrl->id) { + case VIVID_CID_RADIO_SEEK_MODE: + dev->radio_rx_hw_seek_mode = ctrl->val; + break; + case VIVID_CID_RADIO_SEEK_PROG_LIM: + dev->radio_rx_hw_seek_prog_lim = ctrl->val; + break; + case VIVID_CID_RADIO_RX_RDS_RBDS: + dev->rds_gen.use_rbds = ctrl->val; + break; + case VIVID_CID_RADIO_RX_RDS_BLOCKIO: + dev->radio_rx_rds_controls = ctrl->val; + dev->radio_rx_caps &= ~V4L2_CAP_READWRITE; + dev->radio_rx_rds_use_alternates = false; + if (!dev->radio_rx_rds_controls) { + dev->radio_rx_caps |= V4L2_CAP_READWRITE; + __v4l2_ctrl_s_ctrl(dev->radio_rx_rds_pty, 0); + __v4l2_ctrl_s_ctrl(dev->radio_rx_rds_ta, 0); + __v4l2_ctrl_s_ctrl(dev->radio_rx_rds_tp, 0); + __v4l2_ctrl_s_ctrl(dev->radio_rx_rds_ms, 0); + __v4l2_ctrl_s_ctrl_string(dev->radio_rx_rds_psname, ""); + __v4l2_ctrl_s_ctrl_string(dev->radio_rx_rds_radiotext, ""); + } + v4l2_ctrl_activate(dev->radio_rx_rds_pty, dev->radio_rx_rds_controls); + v4l2_ctrl_activate(dev->radio_rx_rds_psname, dev->radio_rx_rds_controls); + v4l2_ctrl_activate(dev->radio_rx_rds_radiotext, dev->radio_rx_rds_controls); + v4l2_ctrl_activate(dev->radio_rx_rds_ta, dev->radio_rx_rds_controls); + v4l2_ctrl_activate(dev->radio_rx_rds_tp, dev->radio_rx_rds_controls); + v4l2_ctrl_activate(dev->radio_rx_rds_ms, dev->radio_rx_rds_controls); + break; + case V4L2_CID_RDS_RECEPTION: + dev->radio_rx_rds_enabled = ctrl->val; + break; + } + return 0; +} + +static const struct v4l2_ctrl_ops vivid_radio_rx_ctrl_ops = { + .s_ctrl = vivid_radio_rx_s_ctrl, +}; + +static const char * const vivid_ctrl_radio_rds_mode_strings[] = { + "Block I/O", + "Controls", + NULL, +}; + +static const struct v4l2_ctrl_config vivid_ctrl_radio_rx_rds_blockio = { + .ops = &vivid_radio_rx_ctrl_ops, + .id = VIVID_CID_RADIO_RX_RDS_BLOCKIO, + .name = "RDS Rx I/O Mode", + .type = V4L2_CTRL_TYPE_MENU, + .qmenu = vivid_ctrl_radio_rds_mode_strings, + .max = 1, +}; + +static const struct v4l2_ctrl_config vivid_ctrl_radio_rx_rds_rbds = { + .ops = &vivid_radio_rx_ctrl_ops, + .id = VIVID_CID_RADIO_RX_RDS_RBDS, + .name = "Generate RBDS Instead of RDS", + .type = V4L2_CTRL_TYPE_BOOLEAN, + .max = 1, + .step = 1, +}; + +static const char * const vivid_ctrl_radio_hw_seek_mode_strings[] = { + "Bounded", + "Wrap Around", + "Both", + NULL, +}; + +static const struct v4l2_ctrl_config vivid_ctrl_radio_hw_seek_mode = { + .ops = &vivid_radio_rx_ctrl_ops, + .id = VIVID_CID_RADIO_SEEK_MODE, + .name = "Radio HW Seek Mode", + .type = V4L2_CTRL_TYPE_MENU, + .max = 2, + .qmenu = vivid_ctrl_radio_hw_seek_mode_strings, +}; + +static const struct v4l2_ctrl_config vivid_ctrl_radio_hw_seek_prog_lim = { + .ops = &vivid_radio_rx_ctrl_ops, + .id = VIVID_CID_RADIO_SEEK_PROG_LIM, + .name = "Radio Programmable HW Seek", + .type = V4L2_CTRL_TYPE_BOOLEAN, + .max = 1, + .step = 1, +}; + + +/* Radio Transmitter Controls */ + +static int vivid_radio_tx_s_ctrl(struct v4l2_ctrl *ctrl) +{ + struct vivid_dev *dev = container_of(ctrl->handler, struct vivid_dev, ctrl_hdl_radio_tx); + + switch (ctrl->id) { + case VIVID_CID_RADIO_TX_RDS_BLOCKIO: + dev->radio_tx_rds_controls = ctrl->val; + dev->radio_tx_caps &= ~V4L2_CAP_READWRITE; + if (!dev->radio_tx_rds_controls) + dev->radio_tx_caps |= V4L2_CAP_READWRITE; + break; + case V4L2_CID_RDS_TX_PTY: + if (dev->radio_rx_rds_controls) + v4l2_ctrl_s_ctrl(dev->radio_rx_rds_pty, ctrl->val); + break; + case V4L2_CID_RDS_TX_PS_NAME: + if (dev->radio_rx_rds_controls) + v4l2_ctrl_s_ctrl_string(dev->radio_rx_rds_psname, ctrl->p_new.p_char); + break; + case V4L2_CID_RDS_TX_RADIO_TEXT: + if (dev->radio_rx_rds_controls) + v4l2_ctrl_s_ctrl_string(dev->radio_rx_rds_radiotext, ctrl->p_new.p_char); + break; + case V4L2_CID_RDS_TX_TRAFFIC_ANNOUNCEMENT: + if (dev->radio_rx_rds_controls) + v4l2_ctrl_s_ctrl(dev->radio_rx_rds_ta, ctrl->val); + break; + case V4L2_CID_RDS_TX_TRAFFIC_PROGRAM: + if (dev->radio_rx_rds_controls) + v4l2_ctrl_s_ctrl(dev->radio_rx_rds_tp, ctrl->val); + break; + case V4L2_CID_RDS_TX_MUSIC_SPEECH: + if (dev->radio_rx_rds_controls) + v4l2_ctrl_s_ctrl(dev->radio_rx_rds_ms, ctrl->val); + break; + } + return 0; +} + +static const struct v4l2_ctrl_ops vivid_radio_tx_ctrl_ops = { + .s_ctrl = vivid_radio_tx_s_ctrl, +}; + +static const struct v4l2_ctrl_config vivid_ctrl_radio_tx_rds_blockio = { + .ops = &vivid_radio_tx_ctrl_ops, + .id = VIVID_CID_RADIO_TX_RDS_BLOCKIO, + .name = "RDS Tx I/O Mode", + .type = V4L2_CTRL_TYPE_MENU, + .qmenu = vivid_ctrl_radio_rds_mode_strings, + .max = 1, + .def = 1, +}; + + + +/* Video Loop Control */ + +static int vivid_loop_out_s_ctrl(struct v4l2_ctrl *ctrl) +{ + struct vivid_dev *dev = container_of(ctrl->handler, struct vivid_dev, ctrl_hdl_loop_out); + + switch (ctrl->id) { + case VIVID_CID_LOOP_VIDEO: + dev->loop_video = ctrl->val; + vivid_update_quality(dev); + vivid_send_source_change(dev, SVID); + vivid_send_source_change(dev, HDMI); + break; + } + return 0; +} + +static const struct v4l2_ctrl_ops vivid_loop_out_ctrl_ops = { + .s_ctrl = vivid_loop_out_s_ctrl, +}; + +static const struct v4l2_ctrl_config vivid_ctrl_loop_video = { + .ops = &vivid_loop_out_ctrl_ops, + .id = VIVID_CID_LOOP_VIDEO, + .name = "Loop Video", + .type = V4L2_CTRL_TYPE_BOOLEAN, + .max = 1, + .step = 1, +}; + + +static const struct v4l2_ctrl_config vivid_ctrl_class = { + .ops = &vivid_user_gen_ctrl_ops, + .flags = V4L2_CTRL_FLAG_READ_ONLY | V4L2_CTRL_FLAG_WRITE_ONLY, + .id = VIVID_CID_VIVID_CLASS, + .name = "Vivid Controls", + .type = V4L2_CTRL_TYPE_CTRL_CLASS, +}; + +int vivid_create_controls(struct vivid_dev *dev, bool show_ccs_cap, + bool show_ccs_out, bool no_error_inj, + bool has_sdtv, bool has_hdmi) +{ + struct v4l2_ctrl_handler *hdl_user_gen = &dev->ctrl_hdl_user_gen; + struct v4l2_ctrl_handler *hdl_user_vid = &dev->ctrl_hdl_user_vid; + struct v4l2_ctrl_handler *hdl_user_aud = &dev->ctrl_hdl_user_aud; + struct v4l2_ctrl_handler *hdl_streaming = &dev->ctrl_hdl_streaming; + struct v4l2_ctrl_handler *hdl_sdtv_cap = &dev->ctrl_hdl_sdtv_cap; + struct v4l2_ctrl_handler *hdl_loop_out = &dev->ctrl_hdl_loop_out; + struct v4l2_ctrl_handler *hdl_vid_cap = &dev->ctrl_hdl_vid_cap; + struct v4l2_ctrl_handler *hdl_vid_out = &dev->ctrl_hdl_vid_out; + struct v4l2_ctrl_handler *hdl_vbi_cap = &dev->ctrl_hdl_vbi_cap; + struct v4l2_ctrl_handler *hdl_vbi_out = &dev->ctrl_hdl_vbi_out; + struct v4l2_ctrl_handler *hdl_radio_rx = &dev->ctrl_hdl_radio_rx; + struct v4l2_ctrl_handler *hdl_radio_tx = &dev->ctrl_hdl_radio_tx; + struct v4l2_ctrl_handler *hdl_sdr_cap = &dev->ctrl_hdl_sdr_cap; + struct v4l2_ctrl_config vivid_ctrl_dv_timings = { + .ops = &vivid_vid_cap_ctrl_ops, + .id = VIVID_CID_DV_TIMINGS, + .name = "DV Timings", + .type = V4L2_CTRL_TYPE_MENU, + }; + int i; + + v4l2_ctrl_handler_init(hdl_user_gen, 10); + v4l2_ctrl_new_custom(hdl_user_gen, &vivid_ctrl_class, NULL); + v4l2_ctrl_handler_init(hdl_user_vid, 9); + v4l2_ctrl_new_custom(hdl_user_vid, &vivid_ctrl_class, NULL); + v4l2_ctrl_handler_init(hdl_user_aud, 2); + v4l2_ctrl_new_custom(hdl_user_aud, &vivid_ctrl_class, NULL); + v4l2_ctrl_handler_init(hdl_streaming, 8); + v4l2_ctrl_new_custom(hdl_streaming, &vivid_ctrl_class, NULL); + v4l2_ctrl_handler_init(hdl_sdtv_cap, 2); + v4l2_ctrl_new_custom(hdl_sdtv_cap, &vivid_ctrl_class, NULL); + v4l2_ctrl_handler_init(hdl_loop_out, 1); + v4l2_ctrl_new_custom(hdl_loop_out, &vivid_ctrl_class, NULL); + v4l2_ctrl_handler_init(hdl_vid_cap, 55); + v4l2_ctrl_new_custom(hdl_vid_cap, &vivid_ctrl_class, NULL); + v4l2_ctrl_handler_init(hdl_vid_out, 26); + v4l2_ctrl_new_custom(hdl_vid_out, &vivid_ctrl_class, NULL); + v4l2_ctrl_handler_init(hdl_vbi_cap, 21); + v4l2_ctrl_new_custom(hdl_vbi_cap, &vivid_ctrl_class, NULL); + v4l2_ctrl_handler_init(hdl_vbi_out, 19); + v4l2_ctrl_new_custom(hdl_vbi_out, &vivid_ctrl_class, NULL); + v4l2_ctrl_handler_init(hdl_radio_rx, 17); + v4l2_ctrl_new_custom(hdl_radio_rx, &vivid_ctrl_class, NULL); + v4l2_ctrl_handler_init(hdl_radio_tx, 17); + v4l2_ctrl_new_custom(hdl_radio_tx, &vivid_ctrl_class, NULL); + v4l2_ctrl_handler_init(hdl_sdr_cap, 18); + v4l2_ctrl_new_custom(hdl_sdr_cap, &vivid_ctrl_class, NULL); + + /* User Controls */ + dev->volume = v4l2_ctrl_new_std(hdl_user_aud, NULL, + V4L2_CID_AUDIO_VOLUME, 0, 255, 1, 200); + dev->mute = v4l2_ctrl_new_std(hdl_user_aud, NULL, + V4L2_CID_AUDIO_MUTE, 0, 1, 1, 0); + if (dev->has_vid_cap) { + dev->brightness = v4l2_ctrl_new_std(hdl_user_vid, &vivid_user_vid_ctrl_ops, + V4L2_CID_BRIGHTNESS, 0, 255, 1, 128); + for (i = 0; i < MAX_INPUTS; i++) + dev->input_brightness[i] = 128; + dev->contrast = v4l2_ctrl_new_std(hdl_user_vid, &vivid_user_vid_ctrl_ops, + V4L2_CID_CONTRAST, 0, 255, 1, 128); + dev->saturation = v4l2_ctrl_new_std(hdl_user_vid, &vivid_user_vid_ctrl_ops, + V4L2_CID_SATURATION, 0, 255, 1, 128); + dev->hue = v4l2_ctrl_new_std(hdl_user_vid, &vivid_user_vid_ctrl_ops, + V4L2_CID_HUE, -128, 128, 1, 0); + v4l2_ctrl_new_std(hdl_user_vid, &vivid_user_vid_ctrl_ops, + V4L2_CID_HFLIP, 0, 1, 1, 0); + v4l2_ctrl_new_std(hdl_user_vid, &vivid_user_vid_ctrl_ops, + V4L2_CID_VFLIP, 0, 1, 1, 0); + dev->autogain = v4l2_ctrl_new_std(hdl_user_vid, &vivid_user_vid_ctrl_ops, + V4L2_CID_AUTOGAIN, 0, 1, 1, 1); + dev->gain = v4l2_ctrl_new_std(hdl_user_vid, &vivid_user_vid_ctrl_ops, + V4L2_CID_GAIN, 0, 255, 1, 100); + dev->alpha = v4l2_ctrl_new_std(hdl_user_vid, &vivid_user_vid_ctrl_ops, + V4L2_CID_ALPHA_COMPONENT, 0, 255, 1, 0); + } + dev->button = v4l2_ctrl_new_custom(hdl_user_gen, &vivid_ctrl_button, NULL); + dev->int32 = v4l2_ctrl_new_custom(hdl_user_gen, &vivid_ctrl_int32, NULL); + dev->int64 = v4l2_ctrl_new_custom(hdl_user_gen, &vivid_ctrl_int64, NULL); + dev->boolean = v4l2_ctrl_new_custom(hdl_user_gen, &vivid_ctrl_boolean, NULL); + dev->menu = v4l2_ctrl_new_custom(hdl_user_gen, &vivid_ctrl_menu, NULL); + dev->string = v4l2_ctrl_new_custom(hdl_user_gen, &vivid_ctrl_string, NULL); + dev->bitmask = v4l2_ctrl_new_custom(hdl_user_gen, &vivid_ctrl_bitmask, NULL); + dev->int_menu = v4l2_ctrl_new_custom(hdl_user_gen, &vivid_ctrl_int_menu, NULL); + + if (dev->has_vid_cap) { + /* Image Processing Controls */ + struct v4l2_ctrl_config vivid_ctrl_test_pattern = { + .ops = &vivid_vid_cap_ctrl_ops, + .id = VIVID_CID_TEST_PATTERN, + .name = "Test Pattern", + .type = V4L2_CTRL_TYPE_MENU, + .max = TPG_PAT_NOISE, + .qmenu = tpg_pattern_strings, + }; + + dev->test_pattern = v4l2_ctrl_new_custom(hdl_vid_cap, + &vivid_ctrl_test_pattern, NULL); + v4l2_ctrl_new_custom(hdl_vid_cap, &vivid_ctrl_perc_fill, NULL); + v4l2_ctrl_new_custom(hdl_vid_cap, &vivid_ctrl_hor_movement, NULL); + v4l2_ctrl_new_custom(hdl_vid_cap, &vivid_ctrl_vert_movement, NULL); + v4l2_ctrl_new_custom(hdl_vid_cap, &vivid_ctrl_osd_mode, NULL); + v4l2_ctrl_new_custom(hdl_vid_cap, &vivid_ctrl_show_border, NULL); + v4l2_ctrl_new_custom(hdl_vid_cap, &vivid_ctrl_show_square, NULL); + v4l2_ctrl_new_custom(hdl_vid_cap, &vivid_ctrl_hflip, NULL); + v4l2_ctrl_new_custom(hdl_vid_cap, &vivid_ctrl_vflip, NULL); + v4l2_ctrl_new_custom(hdl_vid_cap, &vivid_ctrl_insert_sav, NULL); + v4l2_ctrl_new_custom(hdl_vid_cap, &vivid_ctrl_insert_eav, NULL); + if (show_ccs_cap) { + dev->ctrl_has_crop_cap = v4l2_ctrl_new_custom(hdl_vid_cap, + &vivid_ctrl_has_crop_cap, NULL); + dev->ctrl_has_compose_cap = v4l2_ctrl_new_custom(hdl_vid_cap, + &vivid_ctrl_has_compose_cap, NULL); + dev->ctrl_has_scaler_cap = v4l2_ctrl_new_custom(hdl_vid_cap, + &vivid_ctrl_has_scaler_cap, NULL); + } + + v4l2_ctrl_new_custom(hdl_vid_cap, &vivid_ctrl_tstamp_src, NULL); + dev->colorspace = v4l2_ctrl_new_custom(hdl_vid_cap, + &vivid_ctrl_colorspace, NULL); + v4l2_ctrl_new_custom(hdl_vid_cap, &vivid_ctrl_alpha_mode, NULL); + } + + if (dev->has_vid_out && show_ccs_out) { + dev->ctrl_has_crop_out = v4l2_ctrl_new_custom(hdl_vid_out, + &vivid_ctrl_has_crop_out, NULL); + dev->ctrl_has_compose_out = v4l2_ctrl_new_custom(hdl_vid_out, + &vivid_ctrl_has_compose_out, NULL); + dev->ctrl_has_scaler_out = v4l2_ctrl_new_custom(hdl_vid_out, + &vivid_ctrl_has_scaler_out, NULL); + } + + /* + * Testing this driver with v4l2-compliance will trigger the error + * injection controls, and after that nothing will work as expected. + * So we have a module option to drop these error injecting controls + * allowing us to run v4l2_compliance again. + */ + if (!no_error_inj) { + v4l2_ctrl_new_custom(hdl_user_gen, &vivid_ctrl_disconnect, NULL); + v4l2_ctrl_new_custom(hdl_streaming, &vivid_ctrl_dqbuf_error, NULL); + v4l2_ctrl_new_custom(hdl_streaming, &vivid_ctrl_perc_dropped, NULL); + v4l2_ctrl_new_custom(hdl_streaming, &vivid_ctrl_queue_setup_error, NULL); + v4l2_ctrl_new_custom(hdl_streaming, &vivid_ctrl_buf_prepare_error, NULL); + v4l2_ctrl_new_custom(hdl_streaming, &vivid_ctrl_start_streaming_error, NULL); + v4l2_ctrl_new_custom(hdl_streaming, &vivid_ctrl_queue_error, NULL); + v4l2_ctrl_new_custom(hdl_streaming, &vivid_ctrl_seq_wrap, NULL); + v4l2_ctrl_new_custom(hdl_streaming, &vivid_ctrl_time_wrap, NULL); + } + + if (has_sdtv && (dev->has_vid_cap || dev->has_vbi_cap)) { + if (dev->has_vid_cap) + v4l2_ctrl_new_custom(hdl_vid_cap, &vivid_ctrl_std_aspect_ratio, NULL); + dev->ctrl_std_signal_mode = v4l2_ctrl_new_custom(hdl_sdtv_cap, + &vivid_ctrl_std_signal_mode, NULL); + dev->ctrl_standard = v4l2_ctrl_new_custom(hdl_sdtv_cap, + &vivid_ctrl_standard, NULL); + if (dev->ctrl_std_signal_mode) + v4l2_ctrl_cluster(2, &dev->ctrl_std_signal_mode); + if (dev->has_raw_vbi_cap) + v4l2_ctrl_new_custom(hdl_vbi_cap, &vivid_ctrl_vbi_cap_interlaced, NULL); + } + + if (has_hdmi && dev->has_vid_cap) { + dev->ctrl_dv_timings_signal_mode = v4l2_ctrl_new_custom(hdl_vid_cap, + &vivid_ctrl_dv_timings_signal_mode, NULL); + + vivid_ctrl_dv_timings.max = dev->query_dv_timings_size - 1; + vivid_ctrl_dv_timings.qmenu = + (const char * const *)dev->query_dv_timings_qmenu; + dev->ctrl_dv_timings = v4l2_ctrl_new_custom(hdl_vid_cap, + &vivid_ctrl_dv_timings, NULL); + if (dev->ctrl_dv_timings_signal_mode) + v4l2_ctrl_cluster(2, &dev->ctrl_dv_timings_signal_mode); + + v4l2_ctrl_new_custom(hdl_vid_cap, &vivid_ctrl_dv_timings_aspect_ratio, NULL); + v4l2_ctrl_new_custom(hdl_vid_cap, &vivid_ctrl_max_edid_blocks, NULL); + dev->real_rgb_range_cap = v4l2_ctrl_new_custom(hdl_vid_cap, + &vivid_ctrl_limited_rgb_range, NULL); + dev->rgb_range_cap = v4l2_ctrl_new_std_menu(hdl_vid_cap, + &vivid_vid_cap_ctrl_ops, + V4L2_CID_DV_RX_RGB_RANGE, V4L2_DV_RGB_RANGE_FULL, + 0, V4L2_DV_RGB_RANGE_AUTO); + } + if (has_hdmi && dev->has_vid_out) { + /* + * We aren't doing anything with this at the moment, but + * HDMI outputs typically have this controls. + */ + dev->ctrl_tx_rgb_range = v4l2_ctrl_new_std_menu(hdl_vid_out, NULL, + V4L2_CID_DV_TX_RGB_RANGE, V4L2_DV_RGB_RANGE_FULL, + 0, V4L2_DV_RGB_RANGE_AUTO); + dev->ctrl_tx_mode = v4l2_ctrl_new_std_menu(hdl_vid_out, NULL, + V4L2_CID_DV_TX_MODE, V4L2_DV_TX_MODE_HDMI, + 0, V4L2_DV_TX_MODE_HDMI); + } + if ((dev->has_vid_cap && dev->has_vid_out) || + (dev->has_vbi_cap && dev->has_vbi_out)) + v4l2_ctrl_new_custom(hdl_loop_out, &vivid_ctrl_loop_video, NULL); + + if (dev->has_fb) + v4l2_ctrl_new_custom(hdl_user_gen, &vivid_ctrl_clear_fb, NULL); + + if (dev->has_radio_rx) { + v4l2_ctrl_new_custom(hdl_radio_rx, &vivid_ctrl_radio_hw_seek_mode, NULL); + v4l2_ctrl_new_custom(hdl_radio_rx, &vivid_ctrl_radio_hw_seek_prog_lim, NULL); + v4l2_ctrl_new_custom(hdl_radio_rx, &vivid_ctrl_radio_rx_rds_blockio, NULL); + v4l2_ctrl_new_custom(hdl_radio_rx, &vivid_ctrl_radio_rx_rds_rbds, NULL); + v4l2_ctrl_new_std(hdl_radio_rx, &vivid_radio_rx_ctrl_ops, + V4L2_CID_RDS_RECEPTION, 0, 1, 1, 1); + dev->radio_rx_rds_pty = v4l2_ctrl_new_std(hdl_radio_rx, + &vivid_radio_rx_ctrl_ops, + V4L2_CID_RDS_RX_PTY, 0, 31, 1, 0); + dev->radio_rx_rds_psname = v4l2_ctrl_new_std(hdl_radio_rx, + &vivid_radio_rx_ctrl_ops, + V4L2_CID_RDS_RX_PS_NAME, 0, 8, 8, 0); + dev->radio_rx_rds_radiotext = v4l2_ctrl_new_std(hdl_radio_rx, + &vivid_radio_rx_ctrl_ops, + V4L2_CID_RDS_RX_RADIO_TEXT, 0, 64, 64, 0); + dev->radio_rx_rds_ta = v4l2_ctrl_new_std(hdl_radio_rx, + &vivid_radio_rx_ctrl_ops, + V4L2_CID_RDS_RX_TRAFFIC_ANNOUNCEMENT, 0, 1, 1, 0); + dev->radio_rx_rds_tp = v4l2_ctrl_new_std(hdl_radio_rx, + &vivid_radio_rx_ctrl_ops, + V4L2_CID_RDS_RX_TRAFFIC_PROGRAM, 0, 1, 1, 0); + dev->radio_rx_rds_ms = v4l2_ctrl_new_std(hdl_radio_rx, + &vivid_radio_rx_ctrl_ops, + V4L2_CID_RDS_RX_MUSIC_SPEECH, 0, 1, 1, 1); + } + if (dev->has_radio_tx) { + v4l2_ctrl_new_custom(hdl_radio_tx, + &vivid_ctrl_radio_tx_rds_blockio, NULL); + dev->radio_tx_rds_pi = v4l2_ctrl_new_std(hdl_radio_tx, + &vivid_radio_tx_ctrl_ops, + V4L2_CID_RDS_TX_PI, 0, 0xffff, 1, 0x8088); + dev->radio_tx_rds_pty = v4l2_ctrl_new_std(hdl_radio_tx, + &vivid_radio_tx_ctrl_ops, + V4L2_CID_RDS_TX_PTY, 0, 31, 1, 3); + dev->radio_tx_rds_psname = v4l2_ctrl_new_std(hdl_radio_tx, + &vivid_radio_tx_ctrl_ops, + V4L2_CID_RDS_TX_PS_NAME, 0, 8, 8, 0); + if (dev->radio_tx_rds_psname) + v4l2_ctrl_s_ctrl_string(dev->radio_tx_rds_psname, "VIVID-TX"); + dev->radio_tx_rds_radiotext = v4l2_ctrl_new_std(hdl_radio_tx, + &vivid_radio_tx_ctrl_ops, + V4L2_CID_RDS_TX_RADIO_TEXT, 0, 64 * 2, 64, 0); + if (dev->radio_tx_rds_radiotext) + v4l2_ctrl_s_ctrl_string(dev->radio_tx_rds_radiotext, + "This is a VIVID default Radio Text template text, change at will"); + dev->radio_tx_rds_mono_stereo = v4l2_ctrl_new_std(hdl_radio_tx, + &vivid_radio_tx_ctrl_ops, + V4L2_CID_RDS_TX_MONO_STEREO, 0, 1, 1, 1); + dev->radio_tx_rds_art_head = v4l2_ctrl_new_std(hdl_radio_tx, + &vivid_radio_tx_ctrl_ops, + V4L2_CID_RDS_TX_ARTIFICIAL_HEAD, 0, 1, 1, 0); + dev->radio_tx_rds_compressed = v4l2_ctrl_new_std(hdl_radio_tx, + &vivid_radio_tx_ctrl_ops, + V4L2_CID_RDS_TX_COMPRESSED, 0, 1, 1, 0); + dev->radio_tx_rds_dyn_pty = v4l2_ctrl_new_std(hdl_radio_tx, + &vivid_radio_tx_ctrl_ops, + V4L2_CID_RDS_TX_DYNAMIC_PTY, 0, 1, 1, 0); + dev->radio_tx_rds_ta = v4l2_ctrl_new_std(hdl_radio_tx, + &vivid_radio_tx_ctrl_ops, + V4L2_CID_RDS_TX_TRAFFIC_ANNOUNCEMENT, 0, 1, 1, 0); + dev->radio_tx_rds_tp = v4l2_ctrl_new_std(hdl_radio_tx, + &vivid_radio_tx_ctrl_ops, + V4L2_CID_RDS_TX_TRAFFIC_PROGRAM, 0, 1, 1, 1); + dev->radio_tx_rds_ms = v4l2_ctrl_new_std(hdl_radio_tx, + &vivid_radio_tx_ctrl_ops, + V4L2_CID_RDS_TX_MUSIC_SPEECH, 0, 1, 1, 1); + } + if (hdl_user_gen->error) + return hdl_user_gen->error; + if (hdl_user_vid->error) + return hdl_user_vid->error; + if (hdl_user_aud->error) + return hdl_user_aud->error; + if (hdl_streaming->error) + return hdl_streaming->error; + if (hdl_sdr_cap->error) + return hdl_sdr_cap->error; + if (hdl_loop_out->error) + return hdl_loop_out->error; + + if (dev->autogain) + v4l2_ctrl_auto_cluster(2, &dev->autogain, 0, true); + + if (dev->has_vid_cap) { + v4l2_ctrl_add_handler(hdl_vid_cap, hdl_user_gen, NULL); + v4l2_ctrl_add_handler(hdl_vid_cap, hdl_user_vid, NULL); + v4l2_ctrl_add_handler(hdl_vid_cap, hdl_user_aud, NULL); + v4l2_ctrl_add_handler(hdl_vid_cap, hdl_streaming, NULL); + v4l2_ctrl_add_handler(hdl_vid_cap, hdl_sdtv_cap, NULL); + if (hdl_vid_cap->error) + return hdl_vid_cap->error; + dev->vid_cap_dev.ctrl_handler = hdl_vid_cap; + } + if (dev->has_vid_out) { + v4l2_ctrl_add_handler(hdl_vid_out, hdl_user_gen, NULL); + v4l2_ctrl_add_handler(hdl_vid_out, hdl_user_aud, NULL); + v4l2_ctrl_add_handler(hdl_vid_out, hdl_streaming, NULL); + v4l2_ctrl_add_handler(hdl_vid_out, hdl_loop_out, NULL); + if (hdl_vid_out->error) + return hdl_vid_out->error; + dev->vid_out_dev.ctrl_handler = hdl_vid_out; + } + if (dev->has_vbi_cap) { + v4l2_ctrl_add_handler(hdl_vbi_cap, hdl_user_gen, NULL); + v4l2_ctrl_add_handler(hdl_vbi_cap, hdl_streaming, NULL); + v4l2_ctrl_add_handler(hdl_vbi_cap, hdl_sdtv_cap, NULL); + if (hdl_vbi_cap->error) + return hdl_vbi_cap->error; + dev->vbi_cap_dev.ctrl_handler = hdl_vbi_cap; + } + if (dev->has_vbi_out) { + v4l2_ctrl_add_handler(hdl_vbi_out, hdl_user_gen, NULL); + v4l2_ctrl_add_handler(hdl_vbi_out, hdl_streaming, NULL); + v4l2_ctrl_add_handler(hdl_vbi_out, hdl_loop_out, NULL); + if (hdl_vbi_out->error) + return hdl_vbi_out->error; + dev->vbi_out_dev.ctrl_handler = hdl_vbi_out; + } + if (dev->has_radio_rx) { + v4l2_ctrl_add_handler(hdl_radio_rx, hdl_user_gen, NULL); + v4l2_ctrl_add_handler(hdl_radio_rx, hdl_user_aud, NULL); + if (hdl_radio_rx->error) + return hdl_radio_rx->error; + dev->radio_rx_dev.ctrl_handler = hdl_radio_rx; + } + if (dev->has_radio_tx) { + v4l2_ctrl_add_handler(hdl_radio_tx, hdl_user_gen, NULL); + v4l2_ctrl_add_handler(hdl_radio_tx, hdl_user_aud, NULL); + if (hdl_radio_tx->error) + return hdl_radio_tx->error; + dev->radio_tx_dev.ctrl_handler = hdl_radio_tx; + } + if (dev->has_sdr_cap) { + v4l2_ctrl_add_handler(hdl_sdr_cap, hdl_user_gen, NULL); + v4l2_ctrl_add_handler(hdl_sdr_cap, hdl_streaming, NULL); + if (hdl_sdr_cap->error) + return hdl_sdr_cap->error; + dev->sdr_cap_dev.ctrl_handler = hdl_sdr_cap; + } + return 0; +} + +void vivid_free_controls(struct vivid_dev *dev) +{ + v4l2_ctrl_handler_free(&dev->ctrl_hdl_vid_cap); + v4l2_ctrl_handler_free(&dev->ctrl_hdl_vid_out); + v4l2_ctrl_handler_free(&dev->ctrl_hdl_vbi_cap); + v4l2_ctrl_handler_free(&dev->ctrl_hdl_vbi_out); + v4l2_ctrl_handler_free(&dev->ctrl_hdl_radio_rx); + v4l2_ctrl_handler_free(&dev->ctrl_hdl_radio_tx); + v4l2_ctrl_handler_free(&dev->ctrl_hdl_sdr_cap); + v4l2_ctrl_handler_free(&dev->ctrl_hdl_user_gen); + v4l2_ctrl_handler_free(&dev->ctrl_hdl_user_vid); + v4l2_ctrl_handler_free(&dev->ctrl_hdl_user_aud); + v4l2_ctrl_handler_free(&dev->ctrl_hdl_streaming); + v4l2_ctrl_handler_free(&dev->ctrl_hdl_sdtv_cap); + v4l2_ctrl_handler_free(&dev->ctrl_hdl_loop_out); +} diff --git a/drivers/media/platform/vivid/vivid-ctrls.h b/drivers/media/platform/vivid/vivid-ctrls.h new file mode 100644 index 0000000..9bcca9d --- /dev/null +++ b/drivers/media/platform/vivid/vivid-ctrls.h @@ -0,0 +1,34 @@ +/* + * vivid-ctrls.h - control support functions. + * + * Copyright 2014 Cisco Systems, Inc. and/or its affiliates. All rights reserved. + * + * This program is free software; you may redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; version 2 of the License. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND + * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS + * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN + * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN + * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE + * SOFTWARE. + */ + +#ifndef _VIVID_CTRLS_H_ +#define _VIVID_CTRLS_H_ + +enum vivid_hw_seek_modes { + VIVID_HW_SEEK_BOUNDED, + VIVID_HW_SEEK_WRAP, + VIVID_HW_SEEK_BOTH, +}; + +int vivid_create_controls(struct vivid_dev *dev, bool show_ccs_cap, + bool show_ccs_out, bool no_error_inj, + bool has_sdtv, bool has_hdmi); +void vivid_free_controls(struct vivid_dev *dev); + +#endif diff --git a/drivers/media/platform/vivid/vivid-kthread-cap.c b/drivers/media/platform/vivid/vivid-kthread-cap.c new file mode 100644 index 0000000..39a67cf --- /dev/null +++ b/drivers/media/platform/vivid/vivid-kthread-cap.c @@ -0,0 +1,886 @@ +/* + * vivid-kthread-cap.h - video/vbi capture thread support functions. + * + * Copyright 2014 Cisco Systems, Inc. and/or its affiliates. All rights reserved. + * + * This program is free software; you may redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; version 2 of the License. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND + * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS + * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN + * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN + * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE + * SOFTWARE. + */ + +#include <linux/module.h> +#include <linux/errno.h> +#include <linux/kernel.h> +#include <linux/init.h> +#include <linux/sched.h> +#include <linux/slab.h> +#include <linux/font.h> +#include <linux/mutex.h> +#include <linux/videodev2.h> +#include <linux/kthread.h> +#include <linux/freezer.h> +#include <linux/random.h> +#include <linux/v4l2-dv-timings.h> +#include <asm/div64.h> +#include <media/videobuf2-vmalloc.h> +#include <media/v4l2-dv-timings.h> +#include <media/v4l2-ioctl.h> +#include <media/v4l2-fh.h> +#include <media/v4l2-event.h> + +#include "vivid-core.h" +#include "vivid-vid-common.h" +#include "vivid-vid-cap.h" +#include "vivid-vid-out.h" +#include "vivid-radio-common.h" +#include "vivid-radio-rx.h" +#include "vivid-radio-tx.h" +#include "vivid-sdr-cap.h" +#include "vivid-vbi-cap.h" +#include "vivid-vbi-out.h" +#include "vivid-osd.h" +#include "vivid-ctrls.h" +#include "vivid-kthread-cap.h" + +static inline v4l2_std_id vivid_get_std_cap(const struct vivid_dev *dev) +{ + if (vivid_is_sdtv_cap(dev)) + return dev->std_cap; + return 0; +} + +static void copy_pix(struct vivid_dev *dev, int win_y, int win_x, + u16 *cap, const u16 *osd) +{ + u16 out; + int left = dev->overlay_out_left; + int top = dev->overlay_out_top; + int fb_x = win_x + left; + int fb_y = win_y + top; + int i; + + out = *cap; + *cap = *osd; + if (dev->bitmap_out) { + const u8 *p = dev->bitmap_out; + unsigned stride = (dev->compose_out.width + 7) / 8; + + win_x -= dev->compose_out.left; + win_y -= dev->compose_out.top; + if (!(p[stride * win_y + win_x / 8] & (1 << (win_x & 7)))) + return; + } + + for (i = 0; i < dev->clipcount_out; i++) { + struct v4l2_rect *r = &dev->clips_out[i].c; + + if (fb_y >= r->top && fb_y < r->top + r->height && + fb_x >= r->left && fb_x < r->left + r->width) + return; + } + if ((dev->fbuf_out_flags & V4L2_FBUF_FLAG_CHROMAKEY) && + *osd != dev->chromakey_out) + return; + if ((dev->fbuf_out_flags & V4L2_FBUF_FLAG_SRC_CHROMAKEY) && + out == dev->chromakey_out) + return; + if (dev->fmt_cap->alpha_mask) { + if ((dev->fbuf_out_flags & V4L2_FBUF_FLAG_GLOBAL_ALPHA) && + dev->global_alpha_out) + return; + if ((dev->fbuf_out_flags & V4L2_FBUF_FLAG_LOCAL_ALPHA) && + *cap & dev->fmt_cap->alpha_mask) + return; + if ((dev->fbuf_out_flags & V4L2_FBUF_FLAG_LOCAL_INV_ALPHA) && + !(*cap & dev->fmt_cap->alpha_mask)) + return; + } + *cap = out; +} + +static void blend_line(struct vivid_dev *dev, unsigned y_offset, unsigned x_offset, + u8 *vcapbuf, const u8 *vosdbuf, + unsigned width, unsigned pixsize) +{ + unsigned x; + + for (x = 0; x < width; x++, vcapbuf += pixsize, vosdbuf += pixsize) { + copy_pix(dev, y_offset, x_offset + x, + (u16 *)vcapbuf, (const u16 *)vosdbuf); + } +} + +static void scale_line(const u8 *src, u8 *dst, unsigned srcw, unsigned dstw, unsigned twopixsize) +{ + /* Coarse scaling with Bresenham */ + unsigned int_part; + unsigned fract_part; + unsigned src_x = 0; + unsigned error = 0; + unsigned x; + + /* + * We always combine two pixels to prevent color bleed in the packed + * yuv case. + */ + srcw /= 2; + dstw /= 2; + int_part = srcw / dstw; + fract_part = srcw % dstw; + for (x = 0; x < dstw; x++, dst += twopixsize) { + memcpy(dst, src + src_x * twopixsize, twopixsize); + src_x += int_part; + error += fract_part; + if (error >= dstw) { + error -= dstw; + src_x++; + } + } +} + +/* + * Precalculate the rectangles needed to perform video looping: + * + * The nominal pipeline is that the video output buffer is cropped by + * crop_out, scaled to compose_out, overlaid with the output overlay, + * cropped on the capture side by crop_cap and scaled again to the video + * capture buffer using compose_cap. + * + * To keep things efficient we calculate the intersection of compose_out + * and crop_cap (since that's the only part of the video that will + * actually end up in the capture buffer), determine which part of the + * video output buffer that is and which part of the video capture buffer + * so we can scale the video straight from the output buffer to the capture + * buffer without any intermediate steps. + * + * If we need to deal with an output overlay, then there is no choice and + * that intermediate step still has to be taken. For the output overlay + * support we calculate the intersection of the framebuffer and the overlay + * window (which may be partially or wholly outside of the framebuffer + * itself) and the intersection of that with loop_vid_copy (i.e. the part of + * the actual looped video that will be overlaid). The result is calculated + * both in framebuffer coordinates (loop_fb_copy) and compose_out coordinates + * (loop_vid_overlay). Finally calculate the part of the capture buffer that + * will receive that overlaid video. + */ +static void vivid_precalc_copy_rects(struct vivid_dev *dev) +{ + /* Framebuffer rectangle */ + struct v4l2_rect r_fb = { + 0, 0, dev->display_width, dev->display_height + }; + /* Overlay window rectangle in framebuffer coordinates */ + struct v4l2_rect r_overlay = { + dev->overlay_out_left, dev->overlay_out_top, + dev->compose_out.width, dev->compose_out.height + }; + + dev->loop_vid_copy = rect_intersect(&dev->crop_cap, &dev->compose_out); + + dev->loop_vid_out = dev->loop_vid_copy; + rect_scale(&dev->loop_vid_out, &dev->compose_out, &dev->crop_out); + dev->loop_vid_out.left += dev->crop_out.left; + dev->loop_vid_out.top += dev->crop_out.top; + + dev->loop_vid_cap = dev->loop_vid_copy; + rect_scale(&dev->loop_vid_cap, &dev->crop_cap, &dev->compose_cap); + + dprintk(dev, 1, + "loop_vid_copy: %dx%d@%dx%d loop_vid_out: %dx%d@%dx%d loop_vid_cap: %dx%d@%dx%d\n", + dev->loop_vid_copy.width, dev->loop_vid_copy.height, + dev->loop_vid_copy.left, dev->loop_vid_copy.top, + dev->loop_vid_out.width, dev->loop_vid_out.height, + dev->loop_vid_out.left, dev->loop_vid_out.top, + dev->loop_vid_cap.width, dev->loop_vid_cap.height, + dev->loop_vid_cap.left, dev->loop_vid_cap.top); + + r_overlay = rect_intersect(&r_fb, &r_overlay); + + /* shift r_overlay to the same origin as compose_out */ + r_overlay.left += dev->compose_out.left - dev->overlay_out_left; + r_overlay.top += dev->compose_out.top - dev->overlay_out_top; + + dev->loop_vid_overlay = rect_intersect(&r_overlay, &dev->loop_vid_copy); + dev->loop_fb_copy = dev->loop_vid_overlay; + + /* shift dev->loop_fb_copy back again to the fb origin */ + dev->loop_fb_copy.left -= dev->compose_out.left - dev->overlay_out_left; + dev->loop_fb_copy.top -= dev->compose_out.top - dev->overlay_out_top; + + dev->loop_vid_overlay_cap = dev->loop_vid_overlay; + rect_scale(&dev->loop_vid_overlay_cap, &dev->crop_cap, &dev->compose_cap); + + dprintk(dev, 1, + "loop_fb_copy: %dx%d@%dx%d loop_vid_overlay: %dx%d@%dx%d loop_vid_overlay_cap: %dx%d@%dx%d\n", + dev->loop_fb_copy.width, dev->loop_fb_copy.height, + dev->loop_fb_copy.left, dev->loop_fb_copy.top, + dev->loop_vid_overlay.width, dev->loop_vid_overlay.height, + dev->loop_vid_overlay.left, dev->loop_vid_overlay.top, + dev->loop_vid_overlay_cap.width, dev->loop_vid_overlay_cap.height, + dev->loop_vid_overlay_cap.left, dev->loop_vid_overlay_cap.top); +} + +static int vivid_copy_buffer(struct vivid_dev *dev, unsigned p, u8 *vcapbuf, + struct vivid_buffer *vid_cap_buf) +{ + bool blank = dev->must_blank[vid_cap_buf->vb.v4l2_buf.index]; + struct tpg_data *tpg = &dev->tpg; + struct vivid_buffer *vid_out_buf = NULL; + unsigned pixsize = tpg_g_twopixelsize(tpg, p) / 2; + unsigned img_width = dev->compose_cap.width; + unsigned img_height = dev->compose_cap.height; + unsigned stride_cap = tpg->bytesperline[p]; + unsigned stride_out = dev->bytesperline_out[p]; + unsigned stride_osd = dev->display_byte_stride; + unsigned hmax = (img_height * tpg->perc_fill) / 100; + u8 *voutbuf; + u8 *vosdbuf = NULL; + unsigned y; + bool blend = dev->bitmap_out || dev->clipcount_out || dev->fbuf_out_flags; + /* Coarse scaling with Bresenham */ + unsigned vid_out_int_part; + unsigned vid_out_fract_part; + unsigned vid_out_y = 0; + unsigned vid_out_error = 0; + unsigned vid_overlay_int_part = 0; + unsigned vid_overlay_fract_part = 0; + unsigned vid_overlay_y = 0; + unsigned vid_overlay_error = 0; + unsigned vid_cap_right; + bool quick; + + vid_out_int_part = dev->loop_vid_out.height / dev->loop_vid_cap.height; + vid_out_fract_part = dev->loop_vid_out.height % dev->loop_vid_cap.height; + + if (!list_empty(&dev->vid_out_active)) + vid_out_buf = list_entry(dev->vid_out_active.next, + struct vivid_buffer, list); + if (vid_out_buf == NULL) + return -ENODATA; + + vid_cap_buf->vb.v4l2_buf.field = vid_out_buf->vb.v4l2_buf.field; + + voutbuf = vb2_plane_vaddr(&vid_out_buf->vb, p) + + vid_out_buf->vb.v4l2_planes[p].data_offset; + voutbuf += dev->loop_vid_out.left * pixsize + dev->loop_vid_out.top * stride_out; + vcapbuf += dev->compose_cap.left * pixsize + dev->compose_cap.top * stride_cap; + + if (dev->loop_vid_copy.width == 0 || dev->loop_vid_copy.height == 0) { + /* + * If there is nothing to copy, then just fill the capture window + * with black. + */ + for (y = 0; y < hmax; y++, vcapbuf += stride_cap) + memcpy(vcapbuf, tpg->black_line[p], img_width * pixsize); + return 0; + } + + if (dev->overlay_out_enabled && + dev->loop_vid_overlay.width && dev->loop_vid_overlay.height) { + vosdbuf = dev->video_vbase; + vosdbuf += dev->loop_fb_copy.left * pixsize + + dev->loop_fb_copy.top * stride_osd; + vid_overlay_int_part = dev->loop_vid_overlay.height / + dev->loop_vid_overlay_cap.height; + vid_overlay_fract_part = dev->loop_vid_overlay.height % + dev->loop_vid_overlay_cap.height; + } + + vid_cap_right = dev->loop_vid_cap.left + dev->loop_vid_cap.width; + /* quick is true if no video scaling is needed */ + quick = dev->loop_vid_out.width == dev->loop_vid_cap.width; + + dev->cur_scaled_line = dev->loop_vid_out.height; + for (y = 0; y < hmax; y++, vcapbuf += stride_cap) { + /* osdline is true if this line requires overlay blending */ + bool osdline = vosdbuf && y >= dev->loop_vid_overlay_cap.top && + y < dev->loop_vid_overlay_cap.top + dev->loop_vid_overlay_cap.height; + + /* + * If this line of the capture buffer doesn't get any video, then + * just fill with black. + */ + if (y < dev->loop_vid_cap.top || + y >= dev->loop_vid_cap.top + dev->loop_vid_cap.height) { + memcpy(vcapbuf, tpg->black_line[p], img_width * pixsize); + continue; + } + + /* fill the left border with black */ + if (dev->loop_vid_cap.left) + memcpy(vcapbuf, tpg->black_line[p], dev->loop_vid_cap.left * pixsize); + + /* fill the right border with black */ + if (vid_cap_right < img_width) + memcpy(vcapbuf + vid_cap_right * pixsize, + tpg->black_line[p], (img_width - vid_cap_right) * pixsize); + + if (quick && !osdline) { + memcpy(vcapbuf + dev->loop_vid_cap.left * pixsize, + voutbuf + vid_out_y * stride_out, + dev->loop_vid_cap.width * pixsize); + goto update_vid_out_y; + } + if (dev->cur_scaled_line == vid_out_y) { + memcpy(vcapbuf + dev->loop_vid_cap.left * pixsize, + dev->scaled_line, + dev->loop_vid_cap.width * pixsize); + goto update_vid_out_y; + } + if (!osdline) { + scale_line(voutbuf + vid_out_y * stride_out, dev->scaled_line, + dev->loop_vid_out.width, dev->loop_vid_cap.width, + tpg_g_twopixelsize(tpg, p)); + } else { + /* + * Offset in bytes within loop_vid_copy to the start of the + * loop_vid_overlay rectangle. + */ + unsigned offset = + (dev->loop_vid_overlay.left - dev->loop_vid_copy.left) * pixsize; + u8 *osd = vosdbuf + vid_overlay_y * stride_osd; + + scale_line(voutbuf + vid_out_y * stride_out, dev->blended_line, + dev->loop_vid_out.width, dev->loop_vid_copy.width, + tpg_g_twopixelsize(tpg, p)); + if (blend) + blend_line(dev, vid_overlay_y + dev->loop_vid_overlay.top, + dev->loop_vid_overlay.left, + dev->blended_line + offset, osd, + dev->loop_vid_overlay.width, pixsize); + else + memcpy(dev->blended_line + offset, + osd, dev->loop_vid_overlay.width * pixsize); + scale_line(dev->blended_line, dev->scaled_line, + dev->loop_vid_copy.width, dev->loop_vid_cap.width, + tpg_g_twopixelsize(tpg, p)); + } + dev->cur_scaled_line = vid_out_y; + memcpy(vcapbuf + dev->loop_vid_cap.left * pixsize, + dev->scaled_line, + dev->loop_vid_cap.width * pixsize); + +update_vid_out_y: + if (osdline) { + vid_overlay_y += vid_overlay_int_part; + vid_overlay_error += vid_overlay_fract_part; + if (vid_overlay_error >= dev->loop_vid_overlay_cap.height) { + vid_overlay_error -= dev->loop_vid_overlay_cap.height; + vid_overlay_y++; + } + } + vid_out_y += vid_out_int_part; + vid_out_error += vid_out_fract_part; + if (vid_out_error >= dev->loop_vid_cap.height) { + vid_out_error -= dev->loop_vid_cap.height; + vid_out_y++; + } + } + + if (!blank) + return 0; + for (; y < img_height; y++, vcapbuf += stride_cap) + memcpy(vcapbuf, tpg->contrast_line[p], img_width * pixsize); + return 0; +} + +static void vivid_fillbuff(struct vivid_dev *dev, struct vivid_buffer *buf) +{ + unsigned factor = V4L2_FIELD_HAS_T_OR_B(dev->field_cap) ? 2 : 1; + unsigned line_height = 16 / factor; + bool is_tv = vivid_is_sdtv_cap(dev); + bool is_60hz = is_tv && (dev->std_cap & V4L2_STD_525_60); + unsigned p; + int line = 1; + u8 *basep[TPG_MAX_PLANES][2]; + unsigned ms; + char str[100]; + s32 gain; + bool is_loop = false; + + if (dev->loop_video && dev->can_loop_video && + ((vivid_is_svid_cap(dev) && !VIVID_INVALID_SIGNAL(dev->std_signal_mode)) || + (vivid_is_hdmi_cap(dev) && !VIVID_INVALID_SIGNAL(dev->dv_timings_signal_mode)))) + is_loop = true; + + buf->vb.v4l2_buf.sequence = dev->vid_cap_seq_count; + /* + * Take the timestamp now if the timestamp source is set to + * "Start of Exposure". + */ + if (dev->tstamp_src_is_soe) + v4l2_get_timestamp(&buf->vb.v4l2_buf.timestamp); + if (dev->field_cap == V4L2_FIELD_ALTERNATE) { + /* + * 60 Hz standards start with the bottom field, 50 Hz standards + * with the top field. So if the 0-based seq_count is even, + * then the field is TOP for 50 Hz and BOTTOM for 60 Hz + * standards. + */ + buf->vb.v4l2_buf.field = ((dev->vid_cap_seq_count & 1) ^ is_60hz) ? + V4L2_FIELD_TOP : V4L2_FIELD_BOTTOM; + /* + * The sequence counter counts frames, not fields. So divide + * by two. + */ + buf->vb.v4l2_buf.sequence /= 2; + } else { + buf->vb.v4l2_buf.field = dev->field_cap; + } + tpg_s_field(&dev->tpg, buf->vb.v4l2_buf.field); + tpg_s_perc_fill_blank(&dev->tpg, dev->must_blank[buf->vb.v4l2_buf.index]); + + vivid_precalc_copy_rects(dev); + + for (p = 0; p < tpg_g_planes(&dev->tpg); p++) { + void *vbuf = vb2_plane_vaddr(&buf->vb, p); + + /* + * The first plane of a multiplanar format has a non-zero + * data_offset. This helps testing whether the application + * correctly supports non-zero data offsets. + */ + if (dev->fmt_cap->data_offset[p]) { + memset(vbuf, dev->fmt_cap->data_offset[p] & 0xff, + dev->fmt_cap->data_offset[p]); + vbuf += dev->fmt_cap->data_offset[p]; + } + tpg_calc_text_basep(&dev->tpg, basep, p, vbuf); + if (!is_loop || vivid_copy_buffer(dev, p, vbuf, buf)) + tpg_fillbuffer(&dev->tpg, vivid_get_std_cap(dev), p, vbuf); + } + dev->must_blank[buf->vb.v4l2_buf.index] = false; + + /* Updates stream time, only update at the start of a new frame. */ + if (dev->field_cap != V4L2_FIELD_ALTERNATE || (buf->vb.v4l2_buf.sequence & 1) == 0) + dev->ms_vid_cap = jiffies_to_msecs(jiffies - dev->jiffies_vid_cap); + + ms = dev->ms_vid_cap; + if (dev->osd_mode <= 1) { + snprintf(str, sizeof(str), " %02d:%02d:%02d:%03d %u%s", + (ms / (60 * 60 * 1000)) % 24, + (ms / (60 * 1000)) % 60, + (ms / 1000) % 60, + ms % 1000, + buf->vb.v4l2_buf.sequence, + (dev->field_cap == V4L2_FIELD_ALTERNATE) ? + (buf->vb.v4l2_buf.field == V4L2_FIELD_TOP ? + " top" : " bottom") : ""); + tpg_gen_text(&dev->tpg, basep, line++ * line_height, 16, str); + } + if (dev->osd_mode == 0) { + snprintf(str, sizeof(str), " %dx%d, input %d ", + dev->src_rect.width, dev->src_rect.height, dev->input); + tpg_gen_text(&dev->tpg, basep, line++ * line_height, 16, str); + + gain = v4l2_ctrl_g_ctrl(dev->gain); + mutex_lock(dev->ctrl_hdl_user_vid.lock); + snprintf(str, sizeof(str), + " brightness %3d, contrast %3d, saturation %3d, hue %d ", + dev->brightness->cur.val, + dev->contrast->cur.val, + dev->saturation->cur.val, + dev->hue->cur.val); + tpg_gen_text(&dev->tpg, basep, line++ * line_height, 16, str); + snprintf(str, sizeof(str), + " autogain %d, gain %3d, alpha 0x%02x ", + dev->autogain->cur.val, gain, dev->alpha->cur.val); + mutex_unlock(dev->ctrl_hdl_user_vid.lock); + tpg_gen_text(&dev->tpg, basep, line++ * line_height, 16, str); + mutex_lock(dev->ctrl_hdl_user_aud.lock); + snprintf(str, sizeof(str), + " volume %3d, mute %d ", + dev->volume->cur.val, dev->mute->cur.val); + mutex_unlock(dev->ctrl_hdl_user_aud.lock); + tpg_gen_text(&dev->tpg, basep, line++ * line_height, 16, str); + mutex_lock(dev->ctrl_hdl_user_gen.lock); + snprintf(str, sizeof(str), " int32 %d, int64 %lld, bitmask %08x ", + dev->int32->cur.val, + *dev->int64->p_cur.p_s64, + dev->bitmask->cur.val); + tpg_gen_text(&dev->tpg, basep, line++ * line_height, 16, str); + snprintf(str, sizeof(str), " boolean %d, menu %s, string \"%s\" ", + dev->boolean->cur.val, + dev->menu->qmenu[dev->menu->cur.val], + dev->string->p_cur.p_char); + tpg_gen_text(&dev->tpg, basep, line++ * line_height, 16, str); + snprintf(str, sizeof(str), " integer_menu %lld, value %d ", + dev->int_menu->qmenu_int[dev->int_menu->cur.val], + dev->int_menu->cur.val); + mutex_unlock(dev->ctrl_hdl_user_gen.lock); + tpg_gen_text(&dev->tpg, basep, line++ * line_height, 16, str); + if (dev->button_pressed) { + dev->button_pressed--; + snprintf(str, sizeof(str), " button pressed!"); + tpg_gen_text(&dev->tpg, basep, line++ * line_height, 16, str); + } + } + + /* + * If "End of Frame" is specified at the timestamp source, then take + * the timestamp now. + */ + if (!dev->tstamp_src_is_soe) + v4l2_get_timestamp(&buf->vb.v4l2_buf.timestamp); + buf->vb.v4l2_buf.timestamp.tv_sec += dev->time_wrap_offset; +} + +/* + * Return true if this pixel coordinate is a valid video pixel. + */ +static bool valid_pix(struct vivid_dev *dev, int win_y, int win_x, int fb_y, int fb_x) +{ + int i; + + if (dev->bitmap_cap) { + /* + * Only if the corresponding bit in the bitmap is set can + * the video pixel be shown. Coordinates are relative to + * the overlay window set by VIDIOC_S_FMT. + */ + const u8 *p = dev->bitmap_cap; + unsigned stride = (dev->compose_cap.width + 7) / 8; + + if (!(p[stride * win_y + win_x / 8] & (1 << (win_x & 7)))) + return false; + } + + for (i = 0; i < dev->clipcount_cap; i++) { + /* + * Only if the framebuffer coordinate is not in any of the + * clip rectangles will be video pixel be shown. + */ + struct v4l2_rect *r = &dev->clips_cap[i].c; + + if (fb_y >= r->top && fb_y < r->top + r->height && + fb_x >= r->left && fb_x < r->left + r->width) + return false; + } + return true; +} + +/* + * Draw the image into the overlay buffer. + * Note that the combination of overlay and multiplanar is not supported. + */ +static void vivid_overlay(struct vivid_dev *dev, struct vivid_buffer *buf) +{ + struct tpg_data *tpg = &dev->tpg; + unsigned pixsize = tpg_g_twopixelsize(tpg, 0) / 2; + void *vbase = dev->fb_vbase_cap; + void *vbuf = vb2_plane_vaddr(&buf->vb, 0); + unsigned img_width = dev->compose_cap.width; + unsigned img_height = dev->compose_cap.height; + unsigned stride = tpg->bytesperline[0]; + /* if quick is true, then valid_pix() doesn't have to be called */ + bool quick = dev->bitmap_cap == NULL && dev->clipcount_cap == 0; + int x, y, w, out_x = 0; + + if ((dev->overlay_cap_field == V4L2_FIELD_TOP || + dev->overlay_cap_field == V4L2_FIELD_BOTTOM) && + dev->overlay_cap_field != buf->vb.v4l2_buf.field) + return; + + vbuf += dev->compose_cap.left * pixsize + dev->compose_cap.top * stride; + x = dev->overlay_cap_left; + w = img_width; + if (x < 0) { + out_x = -x; + w = w - out_x; + x = 0; + } else { + w = dev->fb_cap.fmt.width - x; + if (w > img_width) + w = img_width; + } + if (w <= 0) + return; + if (dev->overlay_cap_top >= 0) + vbase += dev->overlay_cap_top * dev->fb_cap.fmt.bytesperline; + for (y = dev->overlay_cap_top; + y < dev->overlay_cap_top + (int)img_height; + y++, vbuf += stride) { + int px; + + if (y < 0 || y > dev->fb_cap.fmt.height) + continue; + if (quick) { + memcpy(vbase + x * pixsize, + vbuf + out_x * pixsize, w * pixsize); + vbase += dev->fb_cap.fmt.bytesperline; + continue; + } + for (px = 0; px < w; px++) { + if (!valid_pix(dev, y - dev->overlay_cap_top, + px + out_x, y, px + x)) + continue; + memcpy(vbase + (px + x) * pixsize, + vbuf + (px + out_x) * pixsize, + pixsize); + } + vbase += dev->fb_cap.fmt.bytesperline; + } +} + +static void vivid_thread_vid_cap_tick(struct vivid_dev *dev, int dropped_bufs) +{ + struct vivid_buffer *vid_cap_buf = NULL; + struct vivid_buffer *vbi_cap_buf = NULL; + + dprintk(dev, 1, "Video Capture Thread Tick\n"); + + while (dropped_bufs-- > 1) + tpg_update_mv_count(&dev->tpg, + dev->field_cap == V4L2_FIELD_NONE || + dev->field_cap == V4L2_FIELD_ALTERNATE); + + /* Drop a certain percentage of buffers. */ + if (dev->perc_dropped_buffers && + prandom_u32_max(100) < dev->perc_dropped_buffers) + goto update_mv; + + spin_lock(&dev->slock); + if (!list_empty(&dev->vid_cap_active)) { + vid_cap_buf = list_entry(dev->vid_cap_active.next, struct vivid_buffer, list); + list_del(&vid_cap_buf->list); + } + if (!list_empty(&dev->vbi_cap_active)) { + if (dev->field_cap != V4L2_FIELD_ALTERNATE || + (dev->vbi_cap_seq_count & 1)) { + vbi_cap_buf = list_entry(dev->vbi_cap_active.next, + struct vivid_buffer, list); + list_del(&vbi_cap_buf->list); + } + } + spin_unlock(&dev->slock); + + if (!vid_cap_buf && !vbi_cap_buf) + goto update_mv; + + if (vid_cap_buf) { + /* Fill buffer */ + vivid_fillbuff(dev, vid_cap_buf); + dprintk(dev, 1, "filled buffer %d\n", + vid_cap_buf->vb.v4l2_buf.index); + + /* Handle overlay */ + if (dev->overlay_cap_owner && dev->fb_cap.base && + dev->fb_cap.fmt.pixelformat == dev->fmt_cap->fourcc) + vivid_overlay(dev, vid_cap_buf); + + vb2_buffer_done(&vid_cap_buf->vb, dev->dqbuf_error ? + VB2_BUF_STATE_ERROR : VB2_BUF_STATE_DONE); + dprintk(dev, 2, "vid_cap buffer %d done\n", + vid_cap_buf->vb.v4l2_buf.index); + } + + if (vbi_cap_buf) { + if (dev->stream_sliced_vbi_cap) + vivid_sliced_vbi_cap_process(dev, vbi_cap_buf); + else + vivid_raw_vbi_cap_process(dev, vbi_cap_buf); + vb2_buffer_done(&vbi_cap_buf->vb, dev->dqbuf_error ? + VB2_BUF_STATE_ERROR : VB2_BUF_STATE_DONE); + dprintk(dev, 2, "vbi_cap %d done\n", + vbi_cap_buf->vb.v4l2_buf.index); + } + dev->dqbuf_error = false; + +update_mv: + /* Update the test pattern movement counters */ + tpg_update_mv_count(&dev->tpg, dev->field_cap == V4L2_FIELD_NONE || + dev->field_cap == V4L2_FIELD_ALTERNATE); +} + +static int vivid_thread_vid_cap(void *data) +{ + struct vivid_dev *dev = data; + u64 numerators_since_start; + u64 buffers_since_start; + u64 next_jiffies_since_start; + unsigned long jiffies_since_start; + unsigned long cur_jiffies; + unsigned wait_jiffies; + unsigned numerator; + unsigned denominator; + int dropped_bufs; + + dprintk(dev, 1, "Video Capture Thread Start\n"); + + set_freezable(); + + /* Resets frame counters */ + dev->cap_seq_offset = 0; + dev->cap_seq_count = 0; + dev->cap_seq_resync = false; + dev->jiffies_vid_cap = jiffies; + + for (;;) { + try_to_freeze(); + if (kthread_should_stop()) + break; + + mutex_lock(&dev->mutex); + cur_jiffies = jiffies; + if (dev->cap_seq_resync) { + dev->jiffies_vid_cap = cur_jiffies; + dev->cap_seq_offset = dev->cap_seq_count + 1; + dev->cap_seq_count = 0; + dev->cap_seq_resync = false; + } + numerator = dev->timeperframe_vid_cap.numerator; + denominator = dev->timeperframe_vid_cap.denominator; + + if (dev->field_cap == V4L2_FIELD_ALTERNATE) + denominator *= 2; + + /* Calculate the number of jiffies since we started streaming */ + jiffies_since_start = cur_jiffies - dev->jiffies_vid_cap; + /* Get the number of buffers streamed since the start */ + buffers_since_start = (u64)jiffies_since_start * denominator + + (HZ * numerator) / 2; + do_div(buffers_since_start, HZ * numerator); + + /* + * After more than 0xf0000000 (rounded down to a multiple of + * 'jiffies-per-day' to ease jiffies_to_msecs calculation) + * jiffies have passed since we started streaming reset the + * counters and keep track of the sequence offset. + */ + if (jiffies_since_start > JIFFIES_RESYNC) { + dev->jiffies_vid_cap = cur_jiffies; + dev->cap_seq_offset = buffers_since_start; + buffers_since_start = 0; + } + dropped_bufs = buffers_since_start + dev->cap_seq_offset - dev->cap_seq_count; + dev->cap_seq_count = buffers_since_start + dev->cap_seq_offset; + dev->vid_cap_seq_count = dev->cap_seq_count - dev->vid_cap_seq_start; + dev->vbi_cap_seq_count = dev->cap_seq_count - dev->vbi_cap_seq_start; + + vivid_thread_vid_cap_tick(dev, dropped_bufs); + + /* + * Calculate the number of 'numerators' streamed since we started, + * including the current buffer. + */ + numerators_since_start = ++buffers_since_start * numerator; + + /* And the number of jiffies since we started */ + jiffies_since_start = jiffies - dev->jiffies_vid_cap; + + mutex_unlock(&dev->mutex); + + /* + * Calculate when that next buffer is supposed to start + * in jiffies since we started streaming. + */ + next_jiffies_since_start = numerators_since_start * HZ + + denominator / 2; + do_div(next_jiffies_since_start, denominator); + /* If it is in the past, then just schedule asap */ + if (next_jiffies_since_start < jiffies_since_start) + next_jiffies_since_start = jiffies_since_start; + + wait_jiffies = next_jiffies_since_start - jiffies_since_start; + schedule_timeout_interruptible(wait_jiffies ? wait_jiffies : 1); + } + dprintk(dev, 1, "Video Capture Thread End\n"); + return 0; +} + +static void vivid_grab_controls(struct vivid_dev *dev, bool grab) +{ + v4l2_ctrl_grab(dev->ctrl_has_crop_cap, grab); + v4l2_ctrl_grab(dev->ctrl_has_compose_cap, grab); + v4l2_ctrl_grab(dev->ctrl_has_scaler_cap, grab); +} + +int vivid_start_generating_vid_cap(struct vivid_dev *dev, bool *pstreaming) +{ + dprintk(dev, 1, "%s\n", __func__); + + if (dev->kthread_vid_cap) { + u32 seq_count = dev->cap_seq_count + dev->seq_wrap * 128; + + if (pstreaming == &dev->vid_cap_streaming) + dev->vid_cap_seq_start = seq_count; + else + dev->vbi_cap_seq_start = seq_count; + *pstreaming = true; + return 0; + } + + /* Resets frame counters */ + tpg_init_mv_count(&dev->tpg); + + dev->vid_cap_seq_start = dev->seq_wrap * 128; + dev->vbi_cap_seq_start = dev->seq_wrap * 128; + + dev->kthread_vid_cap = kthread_run(vivid_thread_vid_cap, dev, + "%s-vid-cap", dev->v4l2_dev.name); + + if (IS_ERR(dev->kthread_vid_cap)) { + v4l2_err(&dev->v4l2_dev, "kernel_thread() failed\n"); + return PTR_ERR(dev->kthread_vid_cap); + } + *pstreaming = true; + vivid_grab_controls(dev, true); + + dprintk(dev, 1, "returning from %s\n", __func__); + return 0; +} + +void vivid_stop_generating_vid_cap(struct vivid_dev *dev, bool *pstreaming) +{ + dprintk(dev, 1, "%s\n", __func__); + + if (dev->kthread_vid_cap == NULL) + return; + + *pstreaming = false; + if (pstreaming == &dev->vid_cap_streaming) { + /* Release all active buffers */ + while (!list_empty(&dev->vid_cap_active)) { + struct vivid_buffer *buf; + + buf = list_entry(dev->vid_cap_active.next, + struct vivid_buffer, list); + list_del(&buf->list); + vb2_buffer_done(&buf->vb, VB2_BUF_STATE_ERROR); + dprintk(dev, 2, "vid_cap buffer %d done\n", + buf->vb.v4l2_buf.index); + } + } + + if (pstreaming == &dev->vbi_cap_streaming) { + while (!list_empty(&dev->vbi_cap_active)) { + struct vivid_buffer *buf; + + buf = list_entry(dev->vbi_cap_active.next, + struct vivid_buffer, list); + list_del(&buf->list); + vb2_buffer_done(&buf->vb, VB2_BUF_STATE_ERROR); + dprintk(dev, 2, "vbi_cap buffer %d done\n", + buf->vb.v4l2_buf.index); + } + } + + if (dev->vid_cap_streaming || dev->vbi_cap_streaming) + return; + + /* shutdown control thread */ + vivid_grab_controls(dev, false); + mutex_unlock(&dev->mutex); + kthread_stop(dev->kthread_vid_cap); + dev->kthread_vid_cap = NULL; + mutex_lock(&dev->mutex); +} diff --git a/drivers/media/platform/vivid/vivid-kthread-cap.h b/drivers/media/platform/vivid/vivid-kthread-cap.h new file mode 100644 index 0000000..5b92fc9 --- /dev/null +++ b/drivers/media/platform/vivid/vivid-kthread-cap.h @@ -0,0 +1,26 @@ +/* + * vivid-kthread-cap.h - video/vbi capture thread support functions. + * + * Copyright 2014 Cisco Systems, Inc. and/or its affiliates. All rights reserved. + * + * This program is free software; you may redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; version 2 of the License. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND + * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS + * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN + * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN + * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE + * SOFTWARE. + */ + +#ifndef _VIVID_KTHREAD_CAP_H_ +#define _VIVID_KTHREAD_CAP_H_ + +int vivid_start_generating_vid_cap(struct vivid_dev *dev, bool *pstreaming); +void vivid_stop_generating_vid_cap(struct vivid_dev *dev, bool *pstreaming); + +#endif diff --git a/drivers/media/platform/vivid/vivid-kthread-out.c b/drivers/media/platform/vivid/vivid-kthread-out.c new file mode 100644 index 0000000..d9f36cc --- /dev/null +++ b/drivers/media/platform/vivid/vivid-kthread-out.c @@ -0,0 +1,305 @@ +/* + * vivid-kthread-out.h - video/vbi output thread support functions. + * + * Copyright 2014 Cisco Systems, Inc. and/or its affiliates. All rights reserved. + * + * This program is free software; you may redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; version 2 of the License. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND + * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS + * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN + * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN + * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE + * SOFTWARE. + */ + +#include <linux/module.h> +#include <linux/errno.h> +#include <linux/kernel.h> +#include <linux/init.h> +#include <linux/sched.h> +#include <linux/slab.h> +#include <linux/font.h> +#include <linux/mutex.h> +#include <linux/videodev2.h> +#include <linux/kthread.h> +#include <linux/freezer.h> +#include <linux/random.h> +#include <linux/v4l2-dv-timings.h> +#include <asm/div64.h> +#include <media/videobuf2-vmalloc.h> +#include <media/v4l2-dv-timings.h> +#include <media/v4l2-ioctl.h> +#include <media/v4l2-fh.h> +#include <media/v4l2-event.h> + +#include "vivid-core.h" +#include "vivid-vid-common.h" +#include "vivid-vid-cap.h" +#include "vivid-vid-out.h" +#include "vivid-radio-common.h" +#include "vivid-radio-rx.h" +#include "vivid-radio-tx.h" +#include "vivid-sdr-cap.h" +#include "vivid-vbi-cap.h" +#include "vivid-vbi-out.h" +#include "vivid-osd.h" +#include "vivid-ctrls.h" +#include "vivid-kthread-out.h" + +static void vivid_thread_vid_out_tick(struct vivid_dev *dev) +{ + struct vivid_buffer *vid_out_buf = NULL; + struct vivid_buffer *vbi_out_buf = NULL; + + dprintk(dev, 1, "Video Output Thread Tick\n"); + + /* Drop a certain percentage of buffers. */ + if (dev->perc_dropped_buffers && + prandom_u32_max(100) < dev->perc_dropped_buffers) + return; + + spin_lock(&dev->slock); + /* + * Only dequeue buffer if there is at least one more pending. + * This makes video loopback possible. + */ + if (!list_empty(&dev->vid_out_active) && + !list_is_singular(&dev->vid_out_active)) { + vid_out_buf = list_entry(dev->vid_out_active.next, + struct vivid_buffer, list); + list_del(&vid_out_buf->list); + } + if (!list_empty(&dev->vbi_out_active) && + (dev->field_out != V4L2_FIELD_ALTERNATE || + (dev->vbi_out_seq_count & 1))) { + vbi_out_buf = list_entry(dev->vbi_out_active.next, + struct vivid_buffer, list); + list_del(&vbi_out_buf->list); + } + spin_unlock(&dev->slock); + + if (!vid_out_buf && !vbi_out_buf) + return; + + if (vid_out_buf) { + vid_out_buf->vb.v4l2_buf.sequence = dev->vid_out_seq_count; + if (dev->field_out == V4L2_FIELD_ALTERNATE) { + /* + * The sequence counter counts frames, not fields. So divide + * by two. + */ + vid_out_buf->vb.v4l2_buf.sequence /= 2; + } + v4l2_get_timestamp(&vid_out_buf->vb.v4l2_buf.timestamp); + vid_out_buf->vb.v4l2_buf.timestamp.tv_sec += dev->time_wrap_offset; + vb2_buffer_done(&vid_out_buf->vb, dev->dqbuf_error ? + VB2_BUF_STATE_ERROR : VB2_BUF_STATE_DONE); + dprintk(dev, 2, "vid_out buffer %d done\n", + vid_out_buf->vb.v4l2_buf.index); + } + + if (vbi_out_buf) { + if (dev->stream_sliced_vbi_out) + vivid_sliced_vbi_out_process(dev, vbi_out_buf); + + vbi_out_buf->vb.v4l2_buf.sequence = dev->vbi_out_seq_count; + v4l2_get_timestamp(&vbi_out_buf->vb.v4l2_buf.timestamp); + vbi_out_buf->vb.v4l2_buf.timestamp.tv_sec += dev->time_wrap_offset; + vb2_buffer_done(&vbi_out_buf->vb, dev->dqbuf_error ? + VB2_BUF_STATE_ERROR : VB2_BUF_STATE_DONE); + dprintk(dev, 2, "vbi_out buffer %d done\n", + vbi_out_buf->vb.v4l2_buf.index); + } + dev->dqbuf_error = false; +} + +static int vivid_thread_vid_out(void *data) +{ + struct vivid_dev *dev = data; + u64 numerators_since_start; + u64 buffers_since_start; + u64 next_jiffies_since_start; + unsigned long jiffies_since_start; + unsigned long cur_jiffies; + unsigned wait_jiffies; + unsigned numerator; + unsigned denominator; + + dprintk(dev, 1, "Video Output Thread Start\n"); + + set_freezable(); + + /* Resets frame counters */ + dev->out_seq_offset = 0; + if (dev->seq_wrap) + dev->out_seq_count = 0xffffff80U; + dev->jiffies_vid_out = jiffies; + dev->vid_out_seq_start = dev->vbi_out_seq_start = 0; + dev->out_seq_resync = false; + + for (;;) { + try_to_freeze(); + if (kthread_should_stop()) + break; + + mutex_lock(&dev->mutex); + cur_jiffies = jiffies; + if (dev->out_seq_resync) { + dev->jiffies_vid_out = cur_jiffies; + dev->out_seq_offset = dev->out_seq_count + 1; + dev->out_seq_count = 0; + dev->out_seq_resync = false; + } + numerator = dev->timeperframe_vid_out.numerator; + denominator = dev->timeperframe_vid_out.denominator; + + if (dev->field_out == V4L2_FIELD_ALTERNATE) + denominator *= 2; + + /* Calculate the number of jiffies since we started streaming */ + jiffies_since_start = cur_jiffies - dev->jiffies_vid_out; + /* Get the number of buffers streamed since the start */ + buffers_since_start = (u64)jiffies_since_start * denominator + + (HZ * numerator) / 2; + do_div(buffers_since_start, HZ * numerator); + + /* + * After more than 0xf0000000 (rounded down to a multiple of + * 'jiffies-per-day' to ease jiffies_to_msecs calculation) + * jiffies have passed since we started streaming reset the + * counters and keep track of the sequence offset. + */ + if (jiffies_since_start > JIFFIES_RESYNC) { + dev->jiffies_vid_out = cur_jiffies; + dev->out_seq_offset = buffers_since_start; + buffers_since_start = 0; + } + dev->out_seq_count = buffers_since_start + dev->out_seq_offset; + dev->vid_out_seq_count = dev->out_seq_count - dev->vid_out_seq_start; + dev->vbi_out_seq_count = dev->out_seq_count - dev->vbi_out_seq_start; + + vivid_thread_vid_out_tick(dev); + mutex_unlock(&dev->mutex); + + /* + * Calculate the number of 'numerators' streamed since we started, + * not including the current buffer. + */ + numerators_since_start = buffers_since_start * numerator; + + /* And the number of jiffies since we started */ + jiffies_since_start = jiffies - dev->jiffies_vid_out; + + /* Increase by the 'numerator' of one buffer */ + numerators_since_start += numerator; + /* + * Calculate when that next buffer is supposed to start + * in jiffies since we started streaming. + */ + next_jiffies_since_start = numerators_since_start * HZ + + denominator / 2; + do_div(next_jiffies_since_start, denominator); + /* If it is in the past, then just schedule asap */ + if (next_jiffies_since_start < jiffies_since_start) + next_jiffies_since_start = jiffies_since_start; + + wait_jiffies = next_jiffies_since_start - jiffies_since_start; + schedule_timeout_interruptible(wait_jiffies ? wait_jiffies : 1); + } + dprintk(dev, 1, "Video Output Thread End\n"); + return 0; +} + +static void vivid_grab_controls(struct vivid_dev *dev, bool grab) +{ + v4l2_ctrl_grab(dev->ctrl_has_crop_out, grab); + v4l2_ctrl_grab(dev->ctrl_has_compose_out, grab); + v4l2_ctrl_grab(dev->ctrl_has_scaler_out, grab); + v4l2_ctrl_grab(dev->ctrl_tx_mode, grab); + v4l2_ctrl_grab(dev->ctrl_tx_rgb_range, grab); +} + +int vivid_start_generating_vid_out(struct vivid_dev *dev, bool *pstreaming) +{ + dprintk(dev, 1, "%s\n", __func__); + + if (dev->kthread_vid_out) { + u32 seq_count = dev->out_seq_count + dev->seq_wrap * 128; + + if (pstreaming == &dev->vid_out_streaming) + dev->vid_out_seq_start = seq_count; + else + dev->vbi_out_seq_start = seq_count; + *pstreaming = true; + return 0; + } + + /* Resets frame counters */ + dev->jiffies_vid_out = jiffies; + dev->vid_out_seq_start = dev->seq_wrap * 128; + dev->vbi_out_seq_start = dev->seq_wrap * 128; + + dev->kthread_vid_out = kthread_run(vivid_thread_vid_out, dev, + "%s-vid-out", dev->v4l2_dev.name); + + if (IS_ERR(dev->kthread_vid_out)) { + v4l2_err(&dev->v4l2_dev, "kernel_thread() failed\n"); + return PTR_ERR(dev->kthread_vid_out); + } + *pstreaming = true; + vivid_grab_controls(dev, true); + + dprintk(dev, 1, "returning from %s\n", __func__); + return 0; +} + +void vivid_stop_generating_vid_out(struct vivid_dev *dev, bool *pstreaming) +{ + dprintk(dev, 1, "%s\n", __func__); + + if (dev->kthread_vid_out == NULL) + return; + + *pstreaming = false; + if (pstreaming == &dev->vid_out_streaming) { + /* Release all active buffers */ + while (!list_empty(&dev->vid_out_active)) { + struct vivid_buffer *buf; + + buf = list_entry(dev->vid_out_active.next, + struct vivid_buffer, list); + list_del(&buf->list); + vb2_buffer_done(&buf->vb, VB2_BUF_STATE_ERROR); + dprintk(dev, 2, "vid_out buffer %d done\n", + buf->vb.v4l2_buf.index); + } + } + + if (pstreaming == &dev->vbi_out_streaming) { + while (!list_empty(&dev->vbi_out_active)) { + struct vivid_buffer *buf; + + buf = list_entry(dev->vbi_out_active.next, + struct vivid_buffer, list); + list_del(&buf->list); + vb2_buffer_done(&buf->vb, VB2_BUF_STATE_ERROR); + dprintk(dev, 2, "vbi_out buffer %d done\n", + buf->vb.v4l2_buf.index); + } + } + + if (dev->vid_out_streaming || dev->vbi_out_streaming) + return; + + /* shutdown control thread */ + vivid_grab_controls(dev, false); + mutex_unlock(&dev->mutex); + kthread_stop(dev->kthread_vid_out); + dev->kthread_vid_out = NULL; + mutex_lock(&dev->mutex); +} diff --git a/drivers/media/platform/vivid/vivid-kthread-out.h b/drivers/media/platform/vivid/vivid-kthread-out.h new file mode 100644 index 0000000..2bf04a1 --- /dev/null +++ b/drivers/media/platform/vivid/vivid-kthread-out.h @@ -0,0 +1,26 @@ +/* + * vivid-kthread-out.h - video/vbi output thread support functions. + * + * Copyright 2014 Cisco Systems, Inc. and/or its affiliates. All rights reserved. + * + * This program is free software; you may redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; version 2 of the License. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND + * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS + * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN + * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN + * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE + * SOFTWARE. + */ + +#ifndef _VIVID_KTHREAD_OUT_H_ +#define _VIVID_KTHREAD_OUT_H_ + +int vivid_start_generating_vid_out(struct vivid_dev *dev, bool *pstreaming); +void vivid_stop_generating_vid_out(struct vivid_dev *dev, bool *pstreaming); + +#endif diff --git a/drivers/media/platform/vivid/vivid-osd.c b/drivers/media/platform/vivid/vivid-osd.c new file mode 100644 index 0000000..084d346 --- /dev/null +++ b/drivers/media/platform/vivid/vivid-osd.c @@ -0,0 +1,400 @@ +/* + * vivid-osd.c - osd support for testing overlays. + * + * Copyright 2014 Cisco Systems, Inc. and/or its affiliates. All rights reserved. + * + * This program is free software; you may redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; version 2 of the License. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND + * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS + * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN + * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN + * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE + * SOFTWARE. + */ + +#include <linux/module.h> +#include <linux/errno.h> +#include <linux/kernel.h> +#include <linux/init.h> +#include <linux/sched.h> +#include <linux/slab.h> +#include <linux/font.h> +#include <linux/mutex.h> +#include <linux/videodev2.h> +#include <linux/kthread.h> +#include <linux/freezer.h> +#include <linux/fb.h> +#include <media/videobuf2-vmalloc.h> +#include <media/v4l2-device.h> +#include <media/v4l2-ioctl.h> +#include <media/v4l2-ctrls.h> +#include <media/v4l2-fh.h> +#include <media/v4l2-event.h> +#include <media/v4l2-common.h> + +#include "vivid-core.h" +#include "vivid-osd.h" + +#define MAX_OSD_WIDTH 720 +#define MAX_OSD_HEIGHT 576 + +/* + * Order: white, yellow, cyan, green, magenta, red, blue, black, + * and same again with the alpha bit set (if any) + */ +static const u16 rgb555[16] = { + 0x7fff, 0x7fe0, 0x03ff, 0x03e0, 0x7c1f, 0x7c00, 0x001f, 0x0000, + 0xffff, 0xffe0, 0x83ff, 0x83e0, 0xfc1f, 0xfc00, 0x801f, 0x8000 +}; + +static const u16 rgb565[16] = { + 0xffff, 0xffe0, 0x07ff, 0x07e0, 0xf81f, 0xf800, 0x001f, 0x0000, + 0xffff, 0xffe0, 0x07ff, 0x07e0, 0xf81f, 0xf800, 0x001f, 0x0000 +}; + +void vivid_clear_fb(struct vivid_dev *dev) +{ + void *p = dev->video_vbase; + const u16 *rgb = rgb555; + unsigned x, y; + + if (dev->fb_defined.green.length == 6) + rgb = rgb565; + + for (y = 0; y < dev->display_height; y++) { + u16 *d = p; + + for (x = 0; x < dev->display_width; x++) + d[x] = rgb[(y / 16 + x / 16) % 16]; + p += dev->display_byte_stride; + } +} + +/* --------------------------------------------------------------------- */ + +static int vivid_fb_ioctl(struct fb_info *info, unsigned cmd, unsigned long arg) +{ + struct vivid_dev *dev = (struct vivid_dev *)info->par; + + switch (cmd) { + case FBIOGET_VBLANK: { + struct fb_vblank vblank; + + vblank.flags = FB_VBLANK_HAVE_COUNT | FB_VBLANK_HAVE_VCOUNT | + FB_VBLANK_HAVE_VSYNC; + vblank.count = 0; + vblank.vcount = 0; + vblank.hcount = 0; + if (copy_to_user((void __user *)arg, &vblank, sizeof(vblank))) + return -EFAULT; + return 0; + } + + default: + dprintk(dev, 1, "Unknown ioctl %08x\n", cmd); + return -EINVAL; + } + return 0; +} + +/* Framebuffer device handling */ + +static int vivid_fb_set_var(struct vivid_dev *dev, struct fb_var_screeninfo *var) +{ + dprintk(dev, 1, "vivid_fb_set_var\n"); + + if (var->bits_per_pixel != 16) { + dprintk(dev, 1, "vivid_fb_set_var - Invalid bpp\n"); + return -EINVAL; + } + dev->display_byte_stride = var->xres * dev->bytes_per_pixel; + + return 0; +} + +static int vivid_fb_get_fix(struct vivid_dev *dev, struct fb_fix_screeninfo *fix) +{ + dprintk(dev, 1, "vivid_fb_get_fix\n"); + memset(fix, 0, sizeof(struct fb_fix_screeninfo)); + strlcpy(fix->id, "vioverlay fb", sizeof(fix->id)); + fix->smem_start = dev->video_pbase; + fix->smem_len = dev->video_buffer_size; + fix->type = FB_TYPE_PACKED_PIXELS; + fix->visual = FB_VISUAL_TRUECOLOR; + fix->xpanstep = 1; + fix->ypanstep = 1; + fix->ywrapstep = 0; + fix->line_length = dev->display_byte_stride; + fix->accel = FB_ACCEL_NONE; + return 0; +} + +/* Check the requested display mode, returning -EINVAL if we can't + handle it. */ + +static int _vivid_fb_check_var(struct fb_var_screeninfo *var, struct vivid_dev *dev) +{ + dprintk(dev, 1, "vivid_fb_check_var\n"); + + var->bits_per_pixel = 16; + if (var->green.length == 5) { + var->red.offset = 10; + var->red.length = 5; + var->green.offset = 5; + var->green.length = 5; + var->blue.offset = 0; + var->blue.length = 5; + var->transp.offset = 15; + var->transp.length = 1; + } else { + var->red.offset = 11; + var->red.length = 5; + var->green.offset = 5; + var->green.length = 6; + var->blue.offset = 0; + var->blue.length = 5; + var->transp.offset = 0; + var->transp.length = 0; + } + var->xoffset = var->yoffset = 0; + var->left_margin = var->upper_margin = 0; + var->nonstd = 0; + + var->vmode &= ~FB_VMODE_MASK; + var->vmode = FB_VMODE_NONINTERLACED; + + /* Dummy values */ + var->hsync_len = 24; + var->vsync_len = 2; + var->pixclock = 84316; + var->right_margin = 776; + var->lower_margin = 591; + return 0; +} + +static int vivid_fb_check_var(struct fb_var_screeninfo *var, struct fb_info *info) +{ + struct vivid_dev *dev = (struct vivid_dev *) info->par; + + dprintk(dev, 1, "vivid_fb_check_var\n"); + return _vivid_fb_check_var(var, dev); +} + +static int vivid_fb_pan_display(struct fb_var_screeninfo *var, struct fb_info *info) +{ + return 0; +} + +static int vivid_fb_set_par(struct fb_info *info) +{ + int rc = 0; + struct vivid_dev *dev = (struct vivid_dev *) info->par; + + dprintk(dev, 1, "vivid_fb_set_par\n"); + + rc = vivid_fb_set_var(dev, &info->var); + vivid_fb_get_fix(dev, &info->fix); + return rc; +} + +static int vivid_fb_setcolreg(unsigned regno, unsigned red, unsigned green, + unsigned blue, unsigned transp, + struct fb_info *info) +{ + u32 color, *palette; + + if (regno >= info->cmap.len) + return -EINVAL; + + color = ((transp & 0xFF00) << 16) | ((red & 0xFF00) << 8) | + (green & 0xFF00) | ((blue & 0xFF00) >> 8); + if (regno >= 16) + return -EINVAL; + + palette = info->pseudo_palette; + if (info->var.bits_per_pixel == 16) { + switch (info->var.green.length) { + case 6: + color = (red & 0xf800) | + ((green & 0xfc00) >> 5) | + ((blue & 0xf800) >> 11); + break; + case 5: + color = ((red & 0xf800) >> 1) | + ((green & 0xf800) >> 6) | + ((blue & 0xf800) >> 11) | + (transp ? 0x8000 : 0); + break; + } + } + palette[regno] = color; + return 0; +} + +/* We don't really support blanking. All this does is enable or + disable the OSD. */ +static int vivid_fb_blank(int blank_mode, struct fb_info *info) +{ + struct vivid_dev *dev = (struct vivid_dev *)info->par; + + dprintk(dev, 1, "Set blanking mode : %d\n", blank_mode); + switch (blank_mode) { + case FB_BLANK_UNBLANK: + break; + case FB_BLANK_NORMAL: + case FB_BLANK_HSYNC_SUSPEND: + case FB_BLANK_VSYNC_SUSPEND: + case FB_BLANK_POWERDOWN: + break; + } + return 0; +} + +static struct fb_ops vivid_fb_ops = { + .owner = THIS_MODULE, + .fb_check_var = vivid_fb_check_var, + .fb_set_par = vivid_fb_set_par, + .fb_setcolreg = vivid_fb_setcolreg, + .fb_fillrect = cfb_fillrect, + .fb_copyarea = cfb_copyarea, + .fb_imageblit = cfb_imageblit, + .fb_cursor = NULL, + .fb_ioctl = vivid_fb_ioctl, + .fb_pan_display = vivid_fb_pan_display, + .fb_blank = vivid_fb_blank, +}; + +/* Initialization */ + + +/* Setup our initial video mode */ +static int vivid_fb_init_vidmode(struct vivid_dev *dev) +{ + struct v4l2_rect start_window; + + /* Color mode */ + + dev->bits_per_pixel = 16; + dev->bytes_per_pixel = dev->bits_per_pixel / 8; + + start_window.width = MAX_OSD_WIDTH; + start_window.left = 0; + + dev->display_byte_stride = start_window.width * dev->bytes_per_pixel; + + /* Vertical size & position */ + + start_window.height = MAX_OSD_HEIGHT; + start_window.top = 0; + + dev->display_width = start_window.width; + dev->display_height = start_window.height; + + /* Generate a valid fb_var_screeninfo */ + + dev->fb_defined.xres = dev->display_width; + dev->fb_defined.yres = dev->display_height; + dev->fb_defined.xres_virtual = dev->display_width; + dev->fb_defined.yres_virtual = dev->display_height; + dev->fb_defined.bits_per_pixel = dev->bits_per_pixel; + dev->fb_defined.vmode = FB_VMODE_NONINTERLACED; + dev->fb_defined.left_margin = start_window.left + 1; + dev->fb_defined.upper_margin = start_window.top + 1; + dev->fb_defined.accel_flags = FB_ACCEL_NONE; + dev->fb_defined.nonstd = 0; + /* set default to 1:5:5:5 */ + dev->fb_defined.green.length = 5; + + /* We've filled in the most data, let the usual mode check + routine fill in the rest. */ + _vivid_fb_check_var(&dev->fb_defined, dev); + + /* Generate valid fb_fix_screeninfo */ + + vivid_fb_get_fix(dev, &dev->fb_fix); + + /* Generate valid fb_info */ + + dev->fb_info.node = -1; + dev->fb_info.flags = FBINFO_FLAG_DEFAULT; + dev->fb_info.fbops = &vivid_fb_ops; + dev->fb_info.par = dev; + dev->fb_info.var = dev->fb_defined; + dev->fb_info.fix = dev->fb_fix; + dev->fb_info.screen_base = (u8 __iomem *)dev->video_vbase; + dev->fb_info.fbops = &vivid_fb_ops; + + /* Supply some monitor specs. Bogus values will do for now */ + dev->fb_info.monspecs.hfmin = 8000; + dev->fb_info.monspecs.hfmax = 70000; + dev->fb_info.monspecs.vfmin = 10; + dev->fb_info.monspecs.vfmax = 100; + + /* Allocate color map */ + if (fb_alloc_cmap(&dev->fb_info.cmap, 256, 1)) { + pr_err("abort, unable to alloc cmap\n"); + return -ENOMEM; + } + + /* Allocate the pseudo palette */ + dev->fb_info.pseudo_palette = kmalloc_array(16, sizeof(u32), GFP_KERNEL); + + return dev->fb_info.pseudo_palette ? 0 : -ENOMEM; +} + +/* Release any memory we've grabbed */ +void vivid_fb_release_buffers(struct vivid_dev *dev) +{ + if (dev->video_vbase == NULL) + return; + + /* Release cmap */ + if (dev->fb_info.cmap.len) + fb_dealloc_cmap(&dev->fb_info.cmap); + + /* Release pseudo palette */ + kfree(dev->fb_info.pseudo_palette); + kfree((void *)dev->video_vbase); +} + +/* Initialize the specified card */ + +int vivid_fb_init(struct vivid_dev *dev) +{ + int ret; + + dev->video_buffer_size = MAX_OSD_HEIGHT * MAX_OSD_WIDTH * 2; + dev->video_vbase = kzalloc(dev->video_buffer_size, GFP_KERNEL | GFP_DMA32); + if (dev->video_vbase == NULL) + return -ENOMEM; + dev->video_pbase = virt_to_phys(dev->video_vbase); + + pr_info("Framebuffer at 0x%lx, mapped to 0x%p, size %dk\n", + dev->video_pbase, dev->video_vbase, + dev->video_buffer_size / 1024); + + /* Set the startup video mode information */ + ret = vivid_fb_init_vidmode(dev); + if (ret) { + vivid_fb_release_buffers(dev); + return ret; + } + + vivid_clear_fb(dev); + + /* Register the framebuffer */ + if (register_framebuffer(&dev->fb_info) < 0) { + vivid_fb_release_buffers(dev); + return -EINVAL; + } + + /* Set the card to the requested mode */ + vivid_fb_set_par(&dev->fb_info); + return 0; + +} diff --git a/drivers/media/platform/vivid/vivid-osd.h b/drivers/media/platform/vivid/vivid-osd.h new file mode 100644 index 0000000..57c9daa --- /dev/null +++ b/drivers/media/platform/vivid/vivid-osd.h @@ -0,0 +1,27 @@ +/* + * vivid-osd.h - output overlay support functions. + * + * Copyright 2014 Cisco Systems, Inc. and/or its affiliates. All rights reserved. + * + * This program is free software; you may redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; version 2 of the License. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND + * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS + * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN + * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN + * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE + * SOFTWARE. + */ + +#ifndef _VIVID_OSD_H_ +#define _VIVID_OSD_H_ + +int vivid_fb_init(struct vivid_dev *dev); +void vivid_fb_release_buffers(struct vivid_dev *dev); +void vivid_clear_fb(struct vivid_dev *dev); + +#endif diff --git a/drivers/media/platform/vivid/vivid-radio-common.c b/drivers/media/platform/vivid/vivid-radio-common.c new file mode 100644 index 0000000..78c1e92 --- /dev/null +++ b/drivers/media/platform/vivid/vivid-radio-common.c @@ -0,0 +1,189 @@ +/* + * vivid-radio-common.c - common radio rx/tx support functions. + * + * Copyright 2014 Cisco Systems, Inc. and/or its affiliates. All rights reserved. + * + * This program is free software; you may redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; version 2 of the License. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND + * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS + * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN + * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN + * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE + * SOFTWARE. + */ + +#include <linux/errno.h> +#include <linux/kernel.h> +#include <linux/delay.h> +#include <linux/videodev2.h> + +#include "vivid-core.h" +#include "vivid-ctrls.h" +#include "vivid-radio-common.h" +#include "vivid-rds-gen.h" + +/* + * These functions are shared between the vivid receiver and transmitter + * since both use the same frequency bands. + */ + +const struct v4l2_frequency_band vivid_radio_bands[TOT_BANDS] = { + /* Band FM */ + { + .type = V4L2_TUNER_RADIO, + .index = 0, + .capability = V4L2_TUNER_CAP_LOW | V4L2_TUNER_CAP_STEREO | + V4L2_TUNER_CAP_FREQ_BANDS, + .rangelow = FM_FREQ_RANGE_LOW, + .rangehigh = FM_FREQ_RANGE_HIGH, + .modulation = V4L2_BAND_MODULATION_FM, + }, + /* Band AM */ + { + .type = V4L2_TUNER_RADIO, + .index = 1, + .capability = V4L2_TUNER_CAP_LOW | V4L2_TUNER_CAP_FREQ_BANDS, + .rangelow = AM_FREQ_RANGE_LOW, + .rangehigh = AM_FREQ_RANGE_HIGH, + .modulation = V4L2_BAND_MODULATION_AM, + }, + /* Band SW */ + { + .type = V4L2_TUNER_RADIO, + .index = 2, + .capability = V4L2_TUNER_CAP_LOW | V4L2_TUNER_CAP_FREQ_BANDS, + .rangelow = SW_FREQ_RANGE_LOW, + .rangehigh = SW_FREQ_RANGE_HIGH, + .modulation = V4L2_BAND_MODULATION_AM, + }, +}; + +/* + * Initialize the RDS generator. If we can loop, then the RDS generator + * is set up with the values from the RDS TX controls, otherwise it + * will fill in standard values using one of two alternates. + */ +void vivid_radio_rds_init(struct vivid_dev *dev) +{ + struct vivid_rds_gen *rds = &dev->rds_gen; + bool alt = dev->radio_rx_rds_use_alternates; + + /* Do nothing, blocks will be filled by the transmitter */ + if (dev->radio_rds_loop && !dev->radio_tx_rds_controls) + return; + + if (dev->radio_rds_loop) { + v4l2_ctrl_lock(dev->radio_tx_rds_pi); + rds->picode = dev->radio_tx_rds_pi->cur.val; + rds->pty = dev->radio_tx_rds_pty->cur.val; + rds->mono_stereo = dev->radio_tx_rds_mono_stereo->cur.val; + rds->art_head = dev->radio_tx_rds_art_head->cur.val; + rds->compressed = dev->radio_tx_rds_compressed->cur.val; + rds->dyn_pty = dev->radio_tx_rds_dyn_pty->cur.val; + rds->ta = dev->radio_tx_rds_ta->cur.val; + rds->tp = dev->radio_tx_rds_tp->cur.val; + rds->ms = dev->radio_tx_rds_ms->cur.val; + strlcpy(rds->psname, + dev->radio_tx_rds_psname->p_cur.p_char, + sizeof(rds->psname)); + strlcpy(rds->radiotext, + dev->radio_tx_rds_radiotext->p_cur.p_char + alt * 64, + sizeof(rds->radiotext)); + v4l2_ctrl_unlock(dev->radio_tx_rds_pi); + } else { + vivid_rds_gen_fill(rds, dev->radio_rx_freq, alt); + } + if (dev->radio_rx_rds_controls) { + v4l2_ctrl_s_ctrl(dev->radio_rx_rds_pty, rds->pty); + v4l2_ctrl_s_ctrl(dev->radio_rx_rds_ta, rds->ta); + v4l2_ctrl_s_ctrl(dev->radio_rx_rds_tp, rds->tp); + v4l2_ctrl_s_ctrl(dev->radio_rx_rds_ms, rds->ms); + v4l2_ctrl_s_ctrl_string(dev->radio_rx_rds_psname, rds->psname); + v4l2_ctrl_s_ctrl_string(dev->radio_rx_rds_radiotext, rds->radiotext); + if (!dev->radio_rds_loop) + dev->radio_rx_rds_use_alternates = !dev->radio_rx_rds_use_alternates; + } + vivid_rds_generate(rds); +} + +/* + * Calculate the emulated signal quality taking into account the frequency + * the transmitter is using. + */ +static void vivid_radio_calc_sig_qual(struct vivid_dev *dev) +{ + int mod = 16000; + int delta = 800; + int sig_qual, sig_qual_tx = mod; + + /* + * For SW and FM there is a channel every 1000 kHz, for AM there is one + * every 100 kHz. + */ + if (dev->radio_rx_freq <= AM_FREQ_RANGE_HIGH) { + mod /= 10; + delta /= 10; + } + sig_qual = (dev->radio_rx_freq + delta) % mod - delta; + if (dev->has_radio_tx) + sig_qual_tx = dev->radio_rx_freq - dev->radio_tx_freq; + if (abs(sig_qual_tx) <= abs(sig_qual)) { + sig_qual = sig_qual_tx; + /* + * Zero the internal rds buffer if we are going to loop + * rds blocks. + */ + if (!dev->radio_rds_loop && !dev->radio_tx_rds_controls) + memset(dev->rds_gen.data, 0, + sizeof(dev->rds_gen.data)); + dev->radio_rds_loop = dev->radio_rx_freq >= FM_FREQ_RANGE_LOW; + } else { + dev->radio_rds_loop = false; + } + if (dev->radio_rx_freq <= AM_FREQ_RANGE_HIGH) + sig_qual *= 10; + dev->radio_rx_sig_qual = sig_qual; +} + +int vivid_radio_g_frequency(struct file *file, const unsigned *pfreq, struct v4l2_frequency *vf) +{ + if (vf->tuner != 0) + return -EINVAL; + vf->frequency = *pfreq; + return 0; +} + +int vivid_radio_s_frequency(struct file *file, unsigned *pfreq, const struct v4l2_frequency *vf) +{ + struct vivid_dev *dev = video_drvdata(file); + unsigned freq; + unsigned band; + + if (vf->tuner != 0) + return -EINVAL; + + if (vf->frequency >= (FM_FREQ_RANGE_LOW + SW_FREQ_RANGE_HIGH) / 2) + band = BAND_FM; + else if (vf->frequency <= (AM_FREQ_RANGE_HIGH + SW_FREQ_RANGE_LOW) / 2) + band = BAND_AM; + else + band = BAND_SW; + + freq = clamp_t(u32, vf->frequency, vivid_radio_bands[band].rangelow, + vivid_radio_bands[band].rangehigh); + *pfreq = freq; + + /* + * For both receiver and transmitter recalculate the signal quality + * (since that depends on both frequencies) and re-init the rds + * generator. + */ + vivid_radio_calc_sig_qual(dev); + vivid_radio_rds_init(dev); + return 0; +} diff --git a/drivers/media/platform/vivid/vivid-radio-common.h b/drivers/media/platform/vivid/vivid-radio-common.h new file mode 100644 index 0000000..92fe589 --- /dev/null +++ b/drivers/media/platform/vivid/vivid-radio-common.h @@ -0,0 +1,40 @@ +/* + * vivid-radio-common.h - common radio rx/tx support functions. + * + * Copyright 2014 Cisco Systems, Inc. and/or its affiliates. All rights reserved. + * + * This program is free software; you may redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; version 2 of the License. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND + * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS + * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN + * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN + * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE + * SOFTWARE. + */ + +#ifndef _VIVID_RADIO_COMMON_H_ +#define _VIVID_RADIO_COMMON_H_ + +/* The supported radio frequency ranges in kHz */ +#define FM_FREQ_RANGE_LOW (64000U * 16U) +#define FM_FREQ_RANGE_HIGH (108000U * 16U) +#define AM_FREQ_RANGE_LOW (520U * 16U) +#define AM_FREQ_RANGE_HIGH (1710U * 16U) +#define SW_FREQ_RANGE_LOW (2300U * 16U) +#define SW_FREQ_RANGE_HIGH (26100U * 16U) + +enum { BAND_FM, BAND_AM, BAND_SW, TOT_BANDS }; + +extern const struct v4l2_frequency_band vivid_radio_bands[TOT_BANDS]; + +int vivid_radio_g_frequency(struct file *file, const unsigned *freq, struct v4l2_frequency *vf); +int vivid_radio_s_frequency(struct file *file, unsigned *freq, const struct v4l2_frequency *vf); + +void vivid_radio_rds_init(struct vivid_dev *dev); + +#endif diff --git a/drivers/media/platform/vivid/vivid-radio-rx.c b/drivers/media/platform/vivid/vivid-radio-rx.c new file mode 100644 index 0000000..c7651a5 --- /dev/null +++ b/drivers/media/platform/vivid/vivid-radio-rx.c @@ -0,0 +1,287 @@ +/* + * vivid-radio-rx.c - radio receiver support functions. + * + * Copyright 2014 Cisco Systems, Inc. and/or its affiliates. All rights reserved. + * + * This program is free software; you may redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; version 2 of the License. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND + * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS + * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN + * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN + * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE + * SOFTWARE. + */ + +#include <linux/errno.h> +#include <linux/kernel.h> +#include <linux/delay.h> +#include <linux/videodev2.h> +#include <linux/v4l2-dv-timings.h> +#include <media/v4l2-common.h> +#include <media/v4l2-event.h> +#include <media/v4l2-dv-timings.h> + +#include "vivid-core.h" +#include "vivid-ctrls.h" +#include "vivid-radio-common.h" +#include "vivid-rds-gen.h" +#include "vivid-radio-rx.h" + +ssize_t vivid_radio_rx_read(struct file *file, char __user *buf, + size_t size, loff_t *offset) +{ + struct vivid_dev *dev = video_drvdata(file); + struct timespec ts; + struct v4l2_rds_data *data = dev->rds_gen.data; + bool use_alternates; + unsigned blk; + int perc; + int i; + + if (dev->radio_rx_rds_controls) + return -EINVAL; + if (size < sizeof(*data)) + return 0; + size = sizeof(*data) * (size / sizeof(*data)); + + if (mutex_lock_interruptible(&dev->mutex)) + return -ERESTARTSYS; + if (dev->radio_rx_rds_owner && + file->private_data != dev->radio_rx_rds_owner) { + mutex_unlock(&dev->mutex); + return -EBUSY; + } + if (dev->radio_rx_rds_owner == NULL) { + vivid_radio_rds_init(dev); + dev->radio_rx_rds_owner = file->private_data; + } + +retry: + ktime_get_ts(&ts); + use_alternates = ts.tv_sec % 10 >= 5; + if (dev->radio_rx_rds_last_block == 0 || + dev->radio_rx_rds_use_alternates != use_alternates) { + dev->radio_rx_rds_use_alternates = use_alternates; + /* Re-init the RDS generator */ + vivid_radio_rds_init(dev); + } + ts = timespec_sub(ts, dev->radio_rds_init_ts); + blk = ts.tv_sec * 100 + ts.tv_nsec / 10000000; + blk = (blk * VIVID_RDS_GEN_BLOCKS) / 500; + if (blk >= dev->radio_rx_rds_last_block + VIVID_RDS_GEN_BLOCKS) + dev->radio_rx_rds_last_block = blk - VIVID_RDS_GEN_BLOCKS + 1; + + /* + * No data is available if there hasn't been time to get new data, + * or if the RDS receiver has been disabled, or if we use the data + * from the RDS transmitter and that RDS transmitter has been disabled, + * or if the signal quality is too weak. + */ + if (blk == dev->radio_rx_rds_last_block || !dev->radio_rx_rds_enabled || + (dev->radio_rds_loop && !(dev->radio_tx_subchans & V4L2_TUNER_SUB_RDS)) || + abs(dev->radio_rx_sig_qual) > 200) { + mutex_unlock(&dev->mutex); + if (file->f_flags & O_NONBLOCK) + return -EWOULDBLOCK; + if (msleep_interruptible(20) && signal_pending(current)) + return -EINTR; + if (mutex_lock_interruptible(&dev->mutex)) + return -ERESTARTSYS; + goto retry; + } + + /* abs(dev->radio_rx_sig_qual) <= 200, map that to a 0-50% range */ + perc = abs(dev->radio_rx_sig_qual) / 4; + + for (i = 0; i < size && blk > dev->radio_rx_rds_last_block; + dev->radio_rx_rds_last_block++) { + unsigned data_blk = dev->radio_rx_rds_last_block % VIVID_RDS_GEN_BLOCKS; + struct v4l2_rds_data rds = data[data_blk]; + + if (data_blk == 0 && dev->radio_rds_loop) + vivid_radio_rds_init(dev); + if (perc && prandom_u32_max(100) < perc) { + switch (prandom_u32_max(4)) { + case 0: + rds.block |= V4L2_RDS_BLOCK_CORRECTED; + break; + case 1: + rds.block |= V4L2_RDS_BLOCK_INVALID; + break; + case 2: + rds.block |= V4L2_RDS_BLOCK_ERROR; + rds.lsb = prandom_u32_max(256); + rds.msb = prandom_u32_max(256); + break; + case 3: /* Skip block altogether */ + if (i) + continue; + /* + * Must make sure at least one block is + * returned, otherwise the application + * might think that end-of-file occurred. + */ + break; + } + } + if (copy_to_user(buf + i, &rds, sizeof(rds))) { + i = -EFAULT; + break; + } + i += sizeof(rds); + } + mutex_unlock(&dev->mutex); + return i; +} + +unsigned int vivid_radio_rx_poll(struct file *file, struct poll_table_struct *wait) +{ + return POLLIN | POLLRDNORM | v4l2_ctrl_poll(file, wait); +} + +int vivid_radio_rx_enum_freq_bands(struct file *file, void *fh, struct v4l2_frequency_band *band) +{ + if (band->tuner != 0) + return -EINVAL; + + if (band->index >= TOT_BANDS) + return -EINVAL; + + *band = vivid_radio_bands[band->index]; + return 0; +} + +int vivid_radio_rx_s_hw_freq_seek(struct file *file, void *fh, const struct v4l2_hw_freq_seek *a) +{ + struct vivid_dev *dev = video_drvdata(file); + unsigned low, high; + unsigned freq; + unsigned spacing; + unsigned band; + + if (a->tuner) + return -EINVAL; + if (a->wrap_around && dev->radio_rx_hw_seek_mode == VIVID_HW_SEEK_BOUNDED) + return -EINVAL; + + if (!a->wrap_around && dev->radio_rx_hw_seek_mode == VIVID_HW_SEEK_WRAP) + return -EINVAL; + if (!a->rangelow ^ !a->rangehigh) + return -EINVAL; + + if (file->f_flags & O_NONBLOCK) + return -EWOULDBLOCK; + + if (a->rangelow) { + for (band = 0; band < TOT_BANDS; band++) + if (a->rangelow >= vivid_radio_bands[band].rangelow && + a->rangehigh <= vivid_radio_bands[band].rangehigh) + break; + if (band == TOT_BANDS) + return -EINVAL; + if (!dev->radio_rx_hw_seek_prog_lim && + (a->rangelow != vivid_radio_bands[band].rangelow || + a->rangehigh != vivid_radio_bands[band].rangehigh)) + return -EINVAL; + low = a->rangelow; + high = a->rangehigh; + } else { + for (band = 0; band < TOT_BANDS; band++) + if (dev->radio_rx_freq >= vivid_radio_bands[band].rangelow && + dev->radio_rx_freq <= vivid_radio_bands[band].rangehigh) + break; + low = vivid_radio_bands[band].rangelow; + high = vivid_radio_bands[band].rangehigh; + } + spacing = band == BAND_AM ? 1600 : 16000; + freq = clamp(dev->radio_rx_freq, low, high); + + if (a->seek_upward) { + freq = spacing * (freq / spacing) + spacing; + if (freq > high) { + if (!a->wrap_around) + return -ENODATA; + freq = spacing * (low / spacing) + spacing; + if (freq >= dev->radio_rx_freq) + return -ENODATA; + } + } else { + freq = spacing * ((freq + spacing - 1) / spacing) - spacing; + if (freq < low) { + if (!a->wrap_around) + return -ENODATA; + freq = spacing * ((high + spacing - 1) / spacing) - spacing; + if (freq <= dev->radio_rx_freq) + return -ENODATA; + } + } + return 0; +} + +int vivid_radio_rx_g_tuner(struct file *file, void *fh, struct v4l2_tuner *vt) +{ + struct vivid_dev *dev = video_drvdata(file); + int delta = 800; + int sig_qual; + + if (vt->index > 0) + return -EINVAL; + + strlcpy(vt->name, "AM/FM/SW Receiver", sizeof(vt->name)); + vt->capability = V4L2_TUNER_CAP_LOW | V4L2_TUNER_CAP_STEREO | + V4L2_TUNER_CAP_FREQ_BANDS | V4L2_TUNER_CAP_RDS | + (dev->radio_rx_rds_controls ? + V4L2_TUNER_CAP_RDS_CONTROLS : + V4L2_TUNER_CAP_RDS_BLOCK_IO) | + (dev->radio_rx_hw_seek_prog_lim ? + V4L2_TUNER_CAP_HWSEEK_PROG_LIM : 0); + switch (dev->radio_rx_hw_seek_mode) { + case VIVID_HW_SEEK_BOUNDED: + vt->capability |= V4L2_TUNER_CAP_HWSEEK_BOUNDED; + break; + case VIVID_HW_SEEK_WRAP: + vt->capability |= V4L2_TUNER_CAP_HWSEEK_WRAP; + break; + case VIVID_HW_SEEK_BOTH: + vt->capability |= V4L2_TUNER_CAP_HWSEEK_WRAP | + V4L2_TUNER_CAP_HWSEEK_BOUNDED; + break; + } + vt->rangelow = AM_FREQ_RANGE_LOW; + vt->rangehigh = FM_FREQ_RANGE_HIGH; + sig_qual = dev->radio_rx_sig_qual; + vt->signal = abs(sig_qual) > delta ? 0 : + 0xffff - (abs(sig_qual) * 0xffff) / delta; + vt->afc = sig_qual > delta ? 0 : sig_qual; + if (abs(sig_qual) > delta) + vt->rxsubchans = 0; + else if (dev->radio_rx_freq < FM_FREQ_RANGE_LOW || vt->signal < 0x8000) + vt->rxsubchans = V4L2_TUNER_SUB_MONO; + else if (dev->radio_rds_loop && !(dev->radio_tx_subchans & V4L2_TUNER_SUB_STEREO)) + vt->rxsubchans = V4L2_TUNER_SUB_MONO; + else + vt->rxsubchans = V4L2_TUNER_SUB_STEREO; + if (dev->radio_rx_rds_enabled && + (!dev->radio_rds_loop || (dev->radio_tx_subchans & V4L2_TUNER_SUB_RDS)) && + dev->radio_rx_freq >= FM_FREQ_RANGE_LOW && vt->signal >= 0xc000) + vt->rxsubchans |= V4L2_TUNER_SUB_RDS; + if (dev->radio_rx_rds_controls) + vivid_radio_rds_init(dev); + vt->audmode = dev->radio_rx_audmode; + return 0; +} + +int vivid_radio_rx_s_tuner(struct file *file, void *fh, const struct v4l2_tuner *vt) +{ + struct vivid_dev *dev = video_drvdata(file); + + if (vt->index) + return -EINVAL; + dev->radio_rx_audmode = vt->audmode >= V4L2_TUNER_MODE_STEREO; + return 0; +} diff --git a/drivers/media/platform/vivid/vivid-radio-rx.h b/drivers/media/platform/vivid/vivid-radio-rx.h new file mode 100644 index 0000000..1077d8f --- /dev/null +++ b/drivers/media/platform/vivid/vivid-radio-rx.h @@ -0,0 +1,31 @@ +/* + * vivid-radio-rx.h - radio receiver support functions. + * + * Copyright 2014 Cisco Systems, Inc. and/or its affiliates. All rights reserved. + * + * This program is free software; you may redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; version 2 of the License. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND + * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS + * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN + * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN + * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE + * SOFTWARE. + */ + +#ifndef _VIVID_RADIO_RX_H_ +#define _VIVID_RADIO_RX_H_ + +ssize_t vivid_radio_rx_read(struct file *, char __user *, size_t, loff_t *); +unsigned int vivid_radio_rx_poll(struct file *file, struct poll_table_struct *wait); + +int vivid_radio_rx_enum_freq_bands(struct file *file, void *fh, struct v4l2_frequency_band *band); +int vivid_radio_rx_s_hw_freq_seek(struct file *file, void *fh, const struct v4l2_hw_freq_seek *a); +int vivid_radio_rx_g_tuner(struct file *file, void *fh, struct v4l2_tuner *vt); +int vivid_radio_rx_s_tuner(struct file *file, void *fh, const struct v4l2_tuner *vt); + +#endif diff --git a/drivers/media/platform/vivid/vivid-radio-tx.c b/drivers/media/platform/vivid/vivid-radio-tx.c new file mode 100644 index 0000000..8c59d4f --- /dev/null +++ b/drivers/media/platform/vivid/vivid-radio-tx.c @@ -0,0 +1,141 @@ +/* + * vivid-radio-tx.c - radio transmitter support functions. + * + * Copyright 2014 Cisco Systems, Inc. and/or its affiliates. All rights reserved. + * + * This program is free software; you may redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; version 2 of the License. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND + * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS + * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN + * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN + * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE + * SOFTWARE. + */ + +#include <linux/errno.h> +#include <linux/kernel.h> +#include <linux/delay.h> +#include <linux/videodev2.h> +#include <linux/v4l2-dv-timings.h> +#include <media/v4l2-common.h> +#include <media/v4l2-event.h> +#include <media/v4l2-dv-timings.h> + +#include "vivid-core.h" +#include "vivid-ctrls.h" +#include "vivid-radio-common.h" +#include "vivid-radio-tx.h" + +ssize_t vivid_radio_tx_write(struct file *file, const char __user *buf, + size_t size, loff_t *offset) +{ + struct vivid_dev *dev = video_drvdata(file); + struct v4l2_rds_data *data = dev->rds_gen.data; + struct timespec ts; + unsigned blk; + int i; + + if (dev->radio_tx_rds_controls) + return -EINVAL; + + if (size < sizeof(*data)) + return -EINVAL; + size = sizeof(*data) * (size / sizeof(*data)); + + if (mutex_lock_interruptible(&dev->mutex)) + return -ERESTARTSYS; + if (dev->radio_tx_rds_owner && + file->private_data != dev->radio_tx_rds_owner) { + mutex_unlock(&dev->mutex); + return -EBUSY; + } + dev->radio_tx_rds_owner = file->private_data; + +retry: + ktime_get_ts(&ts); + ts = timespec_sub(ts, dev->radio_rds_init_ts); + blk = ts.tv_sec * 100 + ts.tv_nsec / 10000000; + blk = (blk * VIVID_RDS_GEN_BLOCKS) / 500; + if (blk - VIVID_RDS_GEN_BLOCKS >= dev->radio_tx_rds_last_block) + dev->radio_tx_rds_last_block = blk - VIVID_RDS_GEN_BLOCKS + 1; + + /* + * No data is available if there hasn't been time to get new data, + * or if the RDS receiver has been disabled, or if we use the data + * from the RDS transmitter and that RDS transmitter has been disabled, + * or if the signal quality is too weak. + */ + if (blk == dev->radio_tx_rds_last_block || + !(dev->radio_tx_subchans & V4L2_TUNER_SUB_RDS)) { + mutex_unlock(&dev->mutex); + if (file->f_flags & O_NONBLOCK) + return -EWOULDBLOCK; + if (msleep_interruptible(20) && signal_pending(current)) + return -EINTR; + if (mutex_lock_interruptible(&dev->mutex)) + return -ERESTARTSYS; + goto retry; + } + + for (i = 0; i < size && blk > dev->radio_tx_rds_last_block; + dev->radio_tx_rds_last_block++) { + unsigned data_blk = dev->radio_tx_rds_last_block % VIVID_RDS_GEN_BLOCKS; + struct v4l2_rds_data rds; + + if (copy_from_user(&rds, buf + i, sizeof(rds))) { + i = -EFAULT; + break; + } + i += sizeof(rds); + if (!dev->radio_rds_loop) + continue; + if ((rds.block & V4L2_RDS_BLOCK_MSK) == V4L2_RDS_BLOCK_INVALID || + (rds.block & V4L2_RDS_BLOCK_ERROR)) + continue; + rds.block &= V4L2_RDS_BLOCK_MSK; + data[data_blk] = rds; + } + mutex_unlock(&dev->mutex); + return i; +} + +unsigned int vivid_radio_tx_poll(struct file *file, struct poll_table_struct *wait) +{ + return POLLOUT | POLLWRNORM | v4l2_ctrl_poll(file, wait); +} + +int vidioc_g_modulator(struct file *file, void *fh, struct v4l2_modulator *a) +{ + struct vivid_dev *dev = video_drvdata(file); + + if (a->index > 0) + return -EINVAL; + + strlcpy(a->name, "AM/FM/SW Transmitter", sizeof(a->name)); + a->capability = V4L2_TUNER_CAP_LOW | V4L2_TUNER_CAP_STEREO | + V4L2_TUNER_CAP_FREQ_BANDS | V4L2_TUNER_CAP_RDS | + (dev->radio_tx_rds_controls ? + V4L2_TUNER_CAP_RDS_CONTROLS : + V4L2_TUNER_CAP_RDS_BLOCK_IO); + a->rangelow = AM_FREQ_RANGE_LOW; + a->rangehigh = FM_FREQ_RANGE_HIGH; + a->txsubchans = dev->radio_tx_subchans; + return 0; +} + +int vidioc_s_modulator(struct file *file, void *fh, const struct v4l2_modulator *a) +{ + struct vivid_dev *dev = video_drvdata(file); + + if (a->index) + return -EINVAL; + if (a->txsubchans & ~0x13) + return -EINVAL; + dev->radio_tx_subchans = a->txsubchans; + return 0; +} diff --git a/drivers/media/platform/vivid/vivid-radio-tx.h b/drivers/media/platform/vivid/vivid-radio-tx.h new file mode 100644 index 0000000..7f8ff75 --- /dev/null +++ b/drivers/media/platform/vivid/vivid-radio-tx.h @@ -0,0 +1,29 @@ +/* + * vivid-radio-tx.h - radio transmitter support functions. + * + * Copyright 2014 Cisco Systems, Inc. and/or its affiliates. All rights reserved. + * + * This program is free software; you may redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; version 2 of the License. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND + * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS + * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN + * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN + * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE + * SOFTWARE. + */ + +#ifndef _VIVID_RADIO_TX_H_ +#define _VIVID_RADIO_TX_H_ + +ssize_t vivid_radio_tx_write(struct file *, const char __user *, size_t, loff_t *); +unsigned int vivid_radio_tx_poll(struct file *file, struct poll_table_struct *wait); + +int vidioc_g_modulator(struct file *file, void *fh, struct v4l2_modulator *a); +int vidioc_s_modulator(struct file *file, void *fh, const struct v4l2_modulator *a); + +#endif diff --git a/drivers/media/platform/vivid/vivid-rds-gen.c b/drivers/media/platform/vivid/vivid-rds-gen.c new file mode 100644 index 0000000..c382343 --- /dev/null +++ b/drivers/media/platform/vivid/vivid-rds-gen.c @@ -0,0 +1,166 @@ +/* + * vivid-rds-gen.c - rds (radio data system) generator support functions. + * + * Copyright 2014 Cisco Systems, Inc. and/or its affiliates. All rights reserved. + * + * This program is free software; you may redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; version 2 of the License. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND + * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS + * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN + * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN + * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE + * SOFTWARE. + */ + +#include <linux/kernel.h> +#include <linux/ktime.h> +#include <linux/string.h> +#include <linux/videodev2.h> + +#include "vivid-rds-gen.h" + +static u8 vivid_get_di(const struct vivid_rds_gen *rds, unsigned grp) +{ + switch (grp) { + case 0: + return (rds->dyn_pty << 2) | (grp & 3); + case 1: + return (rds->compressed << 2) | (grp & 3); + case 2: + return (rds->art_head << 2) | (grp & 3); + case 3: + return (rds->mono_stereo << 2) | (grp & 3); + } + return 0; +} + +/* + * This RDS generator creates 57 RDS groups (one group == four RDS blocks). + * Groups 0-3, 22-25 and 44-47 (spaced 22 groups apart) are filled with a + * standard 0B group containing the PI code and PS name. + * + * Groups 4-19 and 26-41 use group 2A for the radio text. + * + * Group 56 contains the time (group 4A). + * + * All remaining groups use a filler group 15B block that just repeats + * the PI and PTY codes. + */ +void vivid_rds_generate(struct vivid_rds_gen *rds) +{ + struct v4l2_rds_data *data = rds->data; + unsigned grp; + struct tm tm; + unsigned date; + unsigned time; + int l; + + for (grp = 0; grp < VIVID_RDS_GEN_GROUPS; grp++, data += VIVID_RDS_GEN_BLKS_PER_GRP) { + data[0].lsb = rds->picode & 0xff; + data[0].msb = rds->picode >> 8; + data[0].block = V4L2_RDS_BLOCK_A | (V4L2_RDS_BLOCK_A << 3); + data[1].lsb = rds->pty << 5; + data[1].msb = (rds->pty >> 3) | (rds->tp << 2); + data[1].block = V4L2_RDS_BLOCK_B | (V4L2_RDS_BLOCK_B << 3); + data[3].block = V4L2_RDS_BLOCK_D | (V4L2_RDS_BLOCK_D << 3); + + switch (grp) { + case 0 ... 3: + case 22 ... 25: + case 44 ... 47: /* Group 0B */ + data[1].lsb |= (rds->ta << 4) | (rds->ms << 3); + data[1].lsb |= vivid_get_di(rds, grp % 22); + data[1].msb |= 1 << 3; + data[2].lsb = rds->picode & 0xff; + data[2].msb = rds->picode >> 8; + data[2].block = V4L2_RDS_BLOCK_C_ALT | (V4L2_RDS_BLOCK_C_ALT << 3); + data[3].lsb = rds->psname[2 * (grp % 22) + 1]; + data[3].msb = rds->psname[2 * (grp % 22)]; + break; + case 4 ... 19: + case 26 ... 41: /* Group 2A */ + data[1].lsb |= (grp - 4) % 22; + data[1].msb |= 4 << 3; + data[2].msb = rds->radiotext[4 * ((grp - 4) % 22)]; + data[2].lsb = rds->radiotext[4 * ((grp - 4) % 22) + 1]; + data[2].block = V4L2_RDS_BLOCK_C | (V4L2_RDS_BLOCK_C << 3); + data[3].msb = rds->radiotext[4 * ((grp - 4) % 22) + 2]; + data[3].lsb = rds->radiotext[4 * ((grp - 4) % 22) + 3]; + break; + case 56: + /* + * Group 4A + * + * Uses the algorithm from Annex G of the RDS standard + * EN 50067:1998 to convert a UTC date to an RDS Modified + * Julian Day. + */ + time_to_tm(get_seconds(), 0, &tm); + l = tm.tm_mon <= 1; + date = 14956 + tm.tm_mday + ((tm.tm_year - l) * 1461) / 4 + + ((tm.tm_mon + 2 + l * 12) * 306001) / 10000; + time = (tm.tm_hour << 12) | + (tm.tm_min << 6) | + (sys_tz.tz_minuteswest >= 0 ? 0x20 : 0) | + (abs(sys_tz.tz_minuteswest) / 30); + data[1].lsb &= ~3; + data[1].lsb |= date >> 15; + data[1].msb |= 8 << 3; + data[2].lsb = (date << 1) & 0xfe; + data[2].lsb |= (time >> 16) & 1; + data[2].msb = (date >> 7) & 0xff; + data[2].block = V4L2_RDS_BLOCK_C | (V4L2_RDS_BLOCK_C << 3); + data[3].lsb = time & 0xff; + data[3].msb = (time >> 8) & 0xff; + break; + default: /* Group 15B */ + data[1].lsb |= (rds->ta << 4) | (rds->ms << 3); + data[1].lsb |= vivid_get_di(rds, grp % 22); + data[1].msb |= 0x1f << 3; + data[2].lsb = rds->picode & 0xff; + data[2].msb = rds->picode >> 8; + data[2].block = V4L2_RDS_BLOCK_C_ALT | (V4L2_RDS_BLOCK_C_ALT << 3); + data[3].lsb = rds->pty << 5; + data[3].lsb |= (rds->ta << 4) | (rds->ms << 3); + data[3].lsb |= vivid_get_di(rds, grp % 22); + data[3].msb |= rds->pty >> 3; + data[3].msb |= 0x1f << 3; + break; + } + } +} + +void vivid_rds_gen_fill(struct vivid_rds_gen *rds, unsigned freq, + bool alt) +{ + /* Alternate PTY between Info and Weather */ + if (rds->use_rbds) { + rds->picode = 0x2e75; /* 'KLNX' call sign */ + rds->pty = alt ? 29 : 2; + } else { + rds->picode = 0x8088; + rds->pty = alt ? 16 : 3; + } + rds->mono_stereo = true; + rds->art_head = false; + rds->compressed = false; + rds->dyn_pty = false; + rds->tp = true; + rds->ta = alt; + rds->ms = true; + snprintf(rds->psname, sizeof(rds->psname), "%6d.%1d", + freq / 16, ((freq & 0xf) * 10) / 16); + if (alt) + strlcpy(rds->radiotext, + " The Radio Data System can switch between different Radio Texts ", + sizeof(rds->radiotext)); + else + strlcpy(rds->radiotext, + "An example of Radio Text as transmitted by the Radio Data System", + sizeof(rds->radiotext)); +} diff --git a/drivers/media/platform/vivid/vivid-rds-gen.h b/drivers/media/platform/vivid/vivid-rds-gen.h new file mode 100644 index 0000000..eff4bf5 --- /dev/null +++ b/drivers/media/platform/vivid/vivid-rds-gen.h @@ -0,0 +1,53 @@ +/* + * vivid-rds-gen.h - rds (radio data system) generator support functions. + * + * Copyright 2014 Cisco Systems, Inc. and/or its affiliates. All rights reserved. + * + * This program is free software; you may redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; version 2 of the License. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND + * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS + * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN + * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN + * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE + * SOFTWARE. + */ + +#ifndef _VIVID_RDS_GEN_H_ +#define _VIVID_RDS_GEN_H_ + +/* + * It takes almost exactly 5 seconds to transmit 57 RDS groups. + * Each group has 4 blocks and each block has a payload of 16 bits + a + * block identification. The driver will generate the contents of these + * 57 groups only when necessary and it will just be played continuously. + */ +#define VIVID_RDS_GEN_GROUPS 57 +#define VIVID_RDS_GEN_BLKS_PER_GRP 4 +#define VIVID_RDS_GEN_BLOCKS (VIVID_RDS_GEN_BLKS_PER_GRP * VIVID_RDS_GEN_GROUPS) + +struct vivid_rds_gen { + struct v4l2_rds_data data[VIVID_RDS_GEN_BLOCKS]; + bool use_rbds; + u16 picode; + u8 pty; + bool mono_stereo; + bool art_head; + bool compressed; + bool dyn_pty; + bool ta; + bool tp; + bool ms; + char psname[8 + 1]; + char radiotext[64 + 1]; +}; + +void vivid_rds_gen_fill(struct vivid_rds_gen *rds, unsigned freq, + bool use_alternate); +void vivid_rds_generate(struct vivid_rds_gen *rds); + +#endif diff --git a/drivers/media/platform/vivid/vivid-sdr-cap.c b/drivers/media/platform/vivid/vivid-sdr-cap.c new file mode 100644 index 0000000..8c5d661 --- /dev/null +++ b/drivers/media/platform/vivid/vivid-sdr-cap.c @@ -0,0 +1,499 @@ +/* + * vivid-sdr-cap.c - software defined radio support functions. + * + * Copyright 2014 Cisco Systems, Inc. and/or its affiliates. All rights reserved. + * + * This program is free software; you may redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; version 2 of the License. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND + * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS + * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN + * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN + * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE + * SOFTWARE. + */ + +#include <linux/errno.h> +#include <linux/kernel.h> +#include <linux/delay.h> +#include <linux/kthread.h> +#include <linux/freezer.h> +#include <linux/videodev2.h> +#include <linux/v4l2-dv-timings.h> +#include <media/v4l2-common.h> +#include <media/v4l2-event.h> +#include <media/v4l2-dv-timings.h> + +#include "vivid-core.h" +#include "vivid-ctrls.h" +#include "vivid-sdr-cap.h" + +static const struct v4l2_frequency_band bands_adc[] = { + { + .tuner = 0, + .type = V4L2_TUNER_ADC, + .index = 0, + .capability = V4L2_TUNER_CAP_1HZ | V4L2_TUNER_CAP_FREQ_BANDS, + .rangelow = 300000, + .rangehigh = 300000, + }, + { + .tuner = 0, + .type = V4L2_TUNER_ADC, + .index = 1, + .capability = V4L2_TUNER_CAP_1HZ | V4L2_TUNER_CAP_FREQ_BANDS, + .rangelow = 900001, + .rangehigh = 2800000, + }, + { + .tuner = 0, + .type = V4L2_TUNER_ADC, + .index = 2, + .capability = V4L2_TUNER_CAP_1HZ | V4L2_TUNER_CAP_FREQ_BANDS, + .rangelow = 3200000, + .rangehigh = 3200000, + }, +}; + +/* ADC band midpoints */ +#define BAND_ADC_0 ((bands_adc[0].rangehigh + bands_adc[1].rangelow) / 2) +#define BAND_ADC_1 ((bands_adc[1].rangehigh + bands_adc[2].rangelow) / 2) + +static const struct v4l2_frequency_band bands_fm[] = { + { + .tuner = 1, + .type = V4L2_TUNER_RF, + .index = 0, + .capability = V4L2_TUNER_CAP_1HZ | V4L2_TUNER_CAP_FREQ_BANDS, + .rangelow = 50000000, + .rangehigh = 2000000000, + }, +}; + +static void vivid_thread_sdr_cap_tick(struct vivid_dev *dev) +{ + struct vivid_buffer *sdr_cap_buf = NULL; + + dprintk(dev, 1, "SDR Capture Thread Tick\n"); + + /* Drop a certain percentage of buffers. */ + if (dev->perc_dropped_buffers && + prandom_u32_max(100) < dev->perc_dropped_buffers) + return; + + spin_lock(&dev->slock); + if (!list_empty(&dev->sdr_cap_active)) { + sdr_cap_buf = list_entry(dev->sdr_cap_active.next, + struct vivid_buffer, list); + list_del(&sdr_cap_buf->list); + } + spin_unlock(&dev->slock); + + if (sdr_cap_buf) { + sdr_cap_buf->vb.v4l2_buf.sequence = dev->sdr_cap_seq_count; + vivid_sdr_cap_process(dev, sdr_cap_buf); + v4l2_get_timestamp(&sdr_cap_buf->vb.v4l2_buf.timestamp); + sdr_cap_buf->vb.v4l2_buf.timestamp.tv_sec += dev->time_wrap_offset; + vb2_buffer_done(&sdr_cap_buf->vb, dev->dqbuf_error ? + VB2_BUF_STATE_ERROR : VB2_BUF_STATE_DONE); + dev->dqbuf_error = false; + } +} + +static int vivid_thread_sdr_cap(void *data) +{ + struct vivid_dev *dev = data; + u64 samples_since_start; + u64 buffers_since_start; + u64 next_jiffies_since_start; + unsigned long jiffies_since_start; + unsigned long cur_jiffies; + unsigned wait_jiffies; + + dprintk(dev, 1, "SDR Capture Thread Start\n"); + + set_freezable(); + + /* Resets frame counters */ + dev->sdr_cap_seq_offset = 0; + if (dev->seq_wrap) + dev->sdr_cap_seq_offset = 0xffffff80U; + dev->jiffies_sdr_cap = jiffies; + dev->sdr_cap_seq_resync = false; + + for (;;) { + try_to_freeze(); + if (kthread_should_stop()) + break; + + mutex_lock(&dev->mutex); + cur_jiffies = jiffies; + if (dev->sdr_cap_seq_resync) { + dev->jiffies_sdr_cap = cur_jiffies; + dev->sdr_cap_seq_offset = dev->sdr_cap_seq_count + 1; + dev->sdr_cap_seq_count = 0; + dev->sdr_cap_seq_resync = false; + } + /* Calculate the number of jiffies since we started streaming */ + jiffies_since_start = cur_jiffies - dev->jiffies_sdr_cap; + /* Get the number of buffers streamed since the start */ + buffers_since_start = (u64)jiffies_since_start * dev->sdr_adc_freq + + (HZ * SDR_CAP_SAMPLES_PER_BUF) / 2; + do_div(buffers_since_start, HZ * SDR_CAP_SAMPLES_PER_BUF); + + /* + * After more than 0xf0000000 (rounded down to a multiple of + * 'jiffies-per-day' to ease jiffies_to_msecs calculation) + * jiffies have passed since we started streaming reset the + * counters and keep track of the sequence offset. + */ + if (jiffies_since_start > JIFFIES_RESYNC) { + dev->jiffies_sdr_cap = cur_jiffies; + dev->sdr_cap_seq_offset = buffers_since_start; + buffers_since_start = 0; + } + dev->sdr_cap_seq_count = buffers_since_start + dev->sdr_cap_seq_offset; + + vivid_thread_sdr_cap_tick(dev); + mutex_unlock(&dev->mutex); + + /* + * Calculate the number of samples streamed since we started, + * not including the current buffer. + */ + samples_since_start = buffers_since_start * SDR_CAP_SAMPLES_PER_BUF; + + /* And the number of jiffies since we started */ + jiffies_since_start = jiffies - dev->jiffies_sdr_cap; + + /* Increase by the number of samples in one buffer */ + samples_since_start += SDR_CAP_SAMPLES_PER_BUF; + /* + * Calculate when that next buffer is supposed to start + * in jiffies since we started streaming. + */ + next_jiffies_since_start = samples_since_start * HZ + + dev->sdr_adc_freq / 2; + do_div(next_jiffies_since_start, dev->sdr_adc_freq); + /* If it is in the past, then just schedule asap */ + if (next_jiffies_since_start < jiffies_since_start) + next_jiffies_since_start = jiffies_since_start; + + wait_jiffies = next_jiffies_since_start - jiffies_since_start; + schedule_timeout_interruptible(wait_jiffies ? wait_jiffies : 1); + } + dprintk(dev, 1, "SDR Capture Thread End\n"); + return 0; +} + +static int sdr_cap_queue_setup(struct vb2_queue *vq, const struct v4l2_format *fmt, + unsigned *nbuffers, unsigned *nplanes, + unsigned sizes[], void *alloc_ctxs[]) +{ + /* 2 = max 16-bit sample returned */ + sizes[0] = SDR_CAP_SAMPLES_PER_BUF * 2; + *nplanes = 1; + return 0; +} + +static int sdr_cap_buf_prepare(struct vb2_buffer *vb) +{ + struct vivid_dev *dev = vb2_get_drv_priv(vb->vb2_queue); + unsigned size = SDR_CAP_SAMPLES_PER_BUF * 2; + + dprintk(dev, 1, "%s\n", __func__); + + if (dev->buf_prepare_error) { + /* + * Error injection: test what happens if buf_prepare() returns + * an error. + */ + dev->buf_prepare_error = false; + return -EINVAL; + } + if (vb2_plane_size(vb, 0) < size) { + dprintk(dev, 1, "%s data will not fit into plane (%lu < %u)\n", + __func__, vb2_plane_size(vb, 0), size); + return -EINVAL; + } + vb2_set_plane_payload(vb, 0, size); + + return 0; +} + +static void sdr_cap_buf_queue(struct vb2_buffer *vb) +{ + struct vivid_dev *dev = vb2_get_drv_priv(vb->vb2_queue); + struct vivid_buffer *buf = container_of(vb, struct vivid_buffer, vb); + + dprintk(dev, 1, "%s\n", __func__); + + spin_lock(&dev->slock); + list_add_tail(&buf->list, &dev->sdr_cap_active); + spin_unlock(&dev->slock); +} + +static int sdr_cap_start_streaming(struct vb2_queue *vq, unsigned count) +{ + struct vivid_dev *dev = vb2_get_drv_priv(vq); + int err = 0; + + dprintk(dev, 1, "%s\n", __func__); + dev->sdr_cap_seq_count = 0; + if (dev->start_streaming_error) { + dev->start_streaming_error = false; + err = -EINVAL; + } else if (dev->kthread_sdr_cap == NULL) { + dev->kthread_sdr_cap = kthread_run(vivid_thread_sdr_cap, dev, + "%s-sdr-cap", dev->v4l2_dev.name); + + if (IS_ERR(dev->kthread_sdr_cap)) { + v4l2_err(&dev->v4l2_dev, "kernel_thread() failed\n"); + err = PTR_ERR(dev->kthread_sdr_cap); + dev->kthread_sdr_cap = NULL; + } + } + if (err) { + struct vivid_buffer *buf, *tmp; + + list_for_each_entry_safe(buf, tmp, &dev->sdr_cap_active, list) { + list_del(&buf->list); + vb2_buffer_done(&buf->vb, VB2_BUF_STATE_QUEUED); + } + } + return err; +} + +/* abort streaming and wait for last buffer */ +static void sdr_cap_stop_streaming(struct vb2_queue *vq) +{ + struct vivid_dev *dev = vb2_get_drv_priv(vq); + + if (dev->kthread_sdr_cap == NULL) + return; + + while (!list_empty(&dev->sdr_cap_active)) { + struct vivid_buffer *buf; + + buf = list_entry(dev->sdr_cap_active.next, struct vivid_buffer, list); + list_del(&buf->list); + vb2_buffer_done(&buf->vb, VB2_BUF_STATE_ERROR); + } + + /* shutdown control thread */ + mutex_unlock(&dev->mutex); + kthread_stop(dev->kthread_sdr_cap); + dev->kthread_sdr_cap = NULL; + mutex_lock(&dev->mutex); +} + +const struct vb2_ops vivid_sdr_cap_qops = { + .queue_setup = sdr_cap_queue_setup, + .buf_prepare = sdr_cap_buf_prepare, + .buf_queue = sdr_cap_buf_queue, + .start_streaming = sdr_cap_start_streaming, + .stop_streaming = sdr_cap_stop_streaming, + .wait_prepare = vivid_unlock, + .wait_finish = vivid_lock, +}; + +int vivid_sdr_enum_freq_bands(struct file *file, void *fh, struct v4l2_frequency_band *band) +{ + switch (band->tuner) { + case 0: + if (band->index >= ARRAY_SIZE(bands_adc)) + return -EINVAL; + *band = bands_adc[band->index]; + return 0; + case 1: + if (band->index >= ARRAY_SIZE(bands_fm)) + return -EINVAL; + *band = bands_fm[band->index]; + return 0; + default: + return -EINVAL; + } +} + +int vivid_sdr_g_frequency(struct file *file, void *fh, struct v4l2_frequency *vf) +{ + struct vivid_dev *dev = video_drvdata(file); + + switch (vf->tuner) { + case 0: + vf->frequency = dev->sdr_adc_freq; + vf->type = V4L2_TUNER_ADC; + return 0; + case 1: + vf->frequency = dev->sdr_fm_freq; + vf->type = V4L2_TUNER_RF; + return 0; + default: + return -EINVAL; + } +} + +int vivid_sdr_s_frequency(struct file *file, void *fh, const struct v4l2_frequency *vf) +{ + struct vivid_dev *dev = video_drvdata(file); + unsigned freq = vf->frequency; + unsigned band; + + switch (vf->tuner) { + case 0: + if (vf->type != V4L2_TUNER_ADC) + return -EINVAL; + if (freq < BAND_ADC_0) + band = 0; + else if (freq < BAND_ADC_1) + band = 1; + else + band = 2; + + freq = clamp_t(unsigned, freq, + bands_adc[band].rangelow, + bands_adc[band].rangehigh); + + if (vb2_is_streaming(&dev->vb_sdr_cap_q) && + freq != dev->sdr_adc_freq) { + /* resync the thread's timings */ + dev->sdr_cap_seq_resync = true; + } + dev->sdr_adc_freq = freq; + return 0; + case 1: + if (vf->type != V4L2_TUNER_RF) + return -EINVAL; + dev->sdr_fm_freq = clamp_t(unsigned, freq, + bands_fm[0].rangelow, + bands_fm[0].rangehigh); + return 0; + default: + return -EINVAL; + } +} + +int vivid_sdr_g_tuner(struct file *file, void *fh, struct v4l2_tuner *vt) +{ + switch (vt->index) { + case 0: + strlcpy(vt->name, "ADC", sizeof(vt->name)); + vt->type = V4L2_TUNER_ADC; + vt->capability = V4L2_TUNER_CAP_1HZ | V4L2_TUNER_CAP_FREQ_BANDS; + vt->rangelow = bands_adc[0].rangelow; + vt->rangehigh = bands_adc[2].rangehigh; + return 0; + case 1: + strlcpy(vt->name, "RF", sizeof(vt->name)); + vt->type = V4L2_TUNER_RF; + vt->capability = V4L2_TUNER_CAP_1HZ | V4L2_TUNER_CAP_FREQ_BANDS; + vt->rangelow = bands_fm[0].rangelow; + vt->rangehigh = bands_fm[0].rangehigh; + return 0; + default: + return -EINVAL; + } +} + +int vivid_sdr_s_tuner(struct file *file, void *fh, const struct v4l2_tuner *vt) +{ + if (vt->index > 1) + return -EINVAL; + return 0; +} + +int vidioc_enum_fmt_sdr_cap(struct file *file, void *fh, struct v4l2_fmtdesc *f) +{ + if (f->index) + return -EINVAL; + f->pixelformat = V4L2_SDR_FMT_CU8; + strlcpy(f->description, "IQ U8", sizeof(f->description)); + return 0; +} + +int vidioc_g_fmt_sdr_cap(struct file *file, void *fh, struct v4l2_format *f) +{ + f->fmt.sdr.pixelformat = V4L2_SDR_FMT_CU8; + f->fmt.sdr.buffersize = SDR_CAP_SAMPLES_PER_BUF * 2; + memset(f->fmt.sdr.reserved, 0, sizeof(f->fmt.sdr.reserved)); + return 0; +} + +#define FIXP_FRAC (1 << 15) +#define FIXP_PI ((int)(FIXP_FRAC * 3.141592653589)) + +/* cos() from cx88 driver: cx88-dsp.c */ +static s32 fixp_cos(unsigned int x) +{ + u32 t2, t4, t6, t8; + u16 period = x / FIXP_PI; + + if (period % 2) + return -fixp_cos(x - FIXP_PI); + x = x % FIXP_PI; + if (x > FIXP_PI/2) + return -fixp_cos(FIXP_PI/2 - (x % (FIXP_PI/2))); + /* Now x is between 0 and FIXP_PI/2. + * To calculate cos(x) we use it's Taylor polinom. */ + t2 = x*x/FIXP_FRAC/2; + t4 = t2*x/FIXP_FRAC*x/FIXP_FRAC/3/4; + t6 = t4*x/FIXP_FRAC*x/FIXP_FRAC/5/6; + t8 = t6*x/FIXP_FRAC*x/FIXP_FRAC/7/8; + return FIXP_FRAC-t2+t4-t6+t8; +} + +static inline s32 fixp_sin(unsigned int x) +{ + return -fixp_cos(x + (FIXP_PI / 2)); +} + +void vivid_sdr_cap_process(struct vivid_dev *dev, struct vivid_buffer *buf) +{ + u8 *vbuf = vb2_plane_vaddr(&buf->vb, 0); + unsigned long i; + unsigned long plane_size = vb2_plane_size(&buf->vb, 0); + int fixp_src_phase_step, fixp_i, fixp_q; + + /* + * TODO: Generated beep tone goes very crackly when sample rate is + * increased to ~1Msps or more. That is because of huge rounding error + * of phase angle caused by used cosine implementation. + */ + + /* calculate phase step */ + #define BEEP_FREQ 1000 /* 1kHz beep */ + fixp_src_phase_step = DIV_ROUND_CLOSEST(2 * FIXP_PI * BEEP_FREQ, + dev->sdr_adc_freq); + + for (i = 0; i < plane_size; i += 2) { + dev->sdr_fixp_mod_phase += fixp_cos(dev->sdr_fixp_src_phase); + dev->sdr_fixp_src_phase += fixp_src_phase_step; + + /* + * Transfer phases to [0 / 2xPI] in order to avoid variable + * overflow and make it suitable for cosine implementation + * used, which does not support negative angles. + */ + while (dev->sdr_fixp_mod_phase < (0 * FIXP_PI)) + dev->sdr_fixp_mod_phase += (2 * FIXP_PI); + while (dev->sdr_fixp_mod_phase > (2 * FIXP_PI)) + dev->sdr_fixp_mod_phase -= (2 * FIXP_PI); + + while (dev->sdr_fixp_src_phase > (2 * FIXP_PI)) + dev->sdr_fixp_src_phase -= (2 * FIXP_PI); + + fixp_i = fixp_cos(dev->sdr_fixp_mod_phase); + fixp_q = fixp_sin(dev->sdr_fixp_mod_phase); + + /* convert 'fixp float' to u8 */ + /* u8 = X * 127.5f + 127.5f; where X is float [-1.0 / +1.0] */ + fixp_i = fixp_i * 1275 + FIXP_FRAC * 1275; + fixp_q = fixp_q * 1275 + FIXP_FRAC * 1275; + *vbuf++ = DIV_ROUND_CLOSEST(fixp_i, FIXP_FRAC * 10); + *vbuf++ = DIV_ROUND_CLOSEST(fixp_q, FIXP_FRAC * 10); + } +} diff --git a/drivers/media/platform/vivid/vivid-sdr-cap.h b/drivers/media/platform/vivid/vivid-sdr-cap.h new file mode 100644 index 0000000..79c1890 --- /dev/null +++ b/drivers/media/platform/vivid/vivid-sdr-cap.h @@ -0,0 +1,34 @@ +/* + * vivid-sdr-cap.h - software defined radio support functions. + * + * Copyright 2014 Cisco Systems, Inc. and/or its affiliates. All rights reserved. + * + * This program is free software; you may redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; version 2 of the License. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND + * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS + * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN + * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN + * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE + * SOFTWARE. + */ + +#ifndef _VIVID_SDR_CAP_H_ +#define _VIVID_SDR_CAP_H_ + +int vivid_sdr_enum_freq_bands(struct file *file, void *fh, struct v4l2_frequency_band *band); +int vivid_sdr_g_frequency(struct file *file, void *fh, struct v4l2_frequency *vf); +int vivid_sdr_s_frequency(struct file *file, void *fh, const struct v4l2_frequency *vf); +int vivid_sdr_g_tuner(struct file *file, void *fh, struct v4l2_tuner *vt); +int vivid_sdr_s_tuner(struct file *file, void *fh, const struct v4l2_tuner *vt); +int vidioc_enum_fmt_sdr_cap(struct file *file, void *fh, struct v4l2_fmtdesc *f); +int vidioc_g_fmt_sdr_cap(struct file *file, void *fh, struct v4l2_format *f); +void vivid_sdr_cap_process(struct vivid_dev *dev, struct vivid_buffer *buf); + +extern const struct vb2_ops vivid_sdr_cap_qops; + +#endif diff --git a/drivers/media/platform/vivid/vivid-tpg-colors.c b/drivers/media/platform/vivid/vivid-tpg-colors.c new file mode 100644 index 0000000..2adddc0 --- /dev/null +++ b/drivers/media/platform/vivid/vivid-tpg-colors.c @@ -0,0 +1,310 @@ +/* + * vivid-color.c - A table that converts colors to various colorspaces + * + * The test pattern generator uses the tpg_colors for its test patterns. + * For testing colorspaces the first 8 colors of that table need to be + * converted to their equivalent in the target colorspace. + * + * The tpg_csc_colors[] table is the result of that conversion and since + * it is precalculated the colorspace conversion is just a simple table + * lookup. + * + * This source also contains the code used to generate the tpg_csc_colors + * table. Run the following command to compile it: + * + * gcc vivid-colors.c -DCOMPILE_APP -o gen-colors -lm + * + * and run the utility. + * + * Note that the converted colors are in the range 0x000-0xff0 (so times 16) + * in order to preserve precision. + * + * Copyright 2014 Cisco Systems, Inc. and/or its affiliates. All rights reserved. + * + * This program is free software; you may redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; version 2 of the License. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND + * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS + * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN + * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN + * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE + * SOFTWARE. + */ + +#include <linux/videodev2.h> + +#include "vivid-tpg-colors.h" + +/* sRGB colors with range [0-255] */ +const struct color tpg_colors[TPG_COLOR_MAX] = { + /* + * Colors to test colorspace conversion: converting these colors + * to other colorspaces will never lead to out-of-gamut colors. + */ + { 191, 191, 191 }, /* TPG_COLOR_CSC_WHITE */ + { 191, 191, 50 }, /* TPG_COLOR_CSC_YELLOW */ + { 50, 191, 191 }, /* TPG_COLOR_CSC_CYAN */ + { 50, 191, 50 }, /* TPG_COLOR_CSC_GREEN */ + { 191, 50, 191 }, /* TPG_COLOR_CSC_MAGENTA */ + { 191, 50, 50 }, /* TPG_COLOR_CSC_RED */ + { 50, 50, 191 }, /* TPG_COLOR_CSC_BLUE */ + { 50, 50, 50 }, /* TPG_COLOR_CSC_BLACK */ + + /* 75% colors */ + { 191, 191, 0 }, /* TPG_COLOR_75_YELLOW */ + { 0, 191, 191 }, /* TPG_COLOR_75_CYAN */ + { 0, 191, 0 }, /* TPG_COLOR_75_GREEN */ + { 191, 0, 191 }, /* TPG_COLOR_75_MAGENTA */ + { 191, 0, 0 }, /* TPG_COLOR_75_RED */ + { 0, 0, 191 }, /* TPG_COLOR_75_BLUE */ + + /* 100% colors */ + { 255, 255, 255 }, /* TPG_COLOR_100_WHITE */ + { 255, 255, 0 }, /* TPG_COLOR_100_YELLOW */ + { 0, 255, 255 }, /* TPG_COLOR_100_CYAN */ + { 0, 255, 0 }, /* TPG_COLOR_100_GREEN */ + { 255, 0, 255 }, /* TPG_COLOR_100_MAGENTA */ + { 255, 0, 0 }, /* TPG_COLOR_100_RED */ + { 0, 0, 255 }, /* TPG_COLOR_100_BLUE */ + { 0, 0, 0 }, /* TPG_COLOR_100_BLACK */ + + { 0, 0, 0 }, /* TPG_COLOR_RANDOM placeholder */ +}; + +#ifndef COMPILE_APP + +/* Generated table */ +const struct color16 tpg_csc_colors[V4L2_COLORSPACE_SRGB + 1][TPG_COLOR_CSC_BLACK + 1] = { + [V4L2_COLORSPACE_SMPTE170M][0] = { 2953, 2939, 2939 }, + [V4L2_COLORSPACE_SMPTE170M][1] = { 2954, 2963, 585 }, + [V4L2_COLORSPACE_SMPTE170M][2] = { 84, 2967, 2937 }, + [V4L2_COLORSPACE_SMPTE170M][3] = { 93, 2990, 575 }, + [V4L2_COLORSPACE_SMPTE170M][4] = { 3030, 259, 2933 }, + [V4L2_COLORSPACE_SMPTE170M][5] = { 3031, 406, 557 }, + [V4L2_COLORSPACE_SMPTE170M][6] = { 544, 428, 2931 }, + [V4L2_COLORSPACE_SMPTE170M][7] = { 551, 547, 547 }, + [V4L2_COLORSPACE_SMPTE240M][0] = { 2926, 2926, 2926 }, + [V4L2_COLORSPACE_SMPTE240M][1] = { 2926, 2926, 857 }, + [V4L2_COLORSPACE_SMPTE240M][2] = { 1594, 2901, 2901 }, + [V4L2_COLORSPACE_SMPTE240M][3] = { 1594, 2901, 774 }, + [V4L2_COLORSPACE_SMPTE240M][4] = { 2484, 618, 2858 }, + [V4L2_COLORSPACE_SMPTE240M][5] = { 2484, 618, 617 }, + [V4L2_COLORSPACE_SMPTE240M][6] = { 507, 507, 2832 }, + [V4L2_COLORSPACE_SMPTE240M][7] = { 507, 507, 507 }, + [V4L2_COLORSPACE_REC709][0] = { 2939, 2939, 2939 }, + [V4L2_COLORSPACE_REC709][1] = { 2939, 2939, 547 }, + [V4L2_COLORSPACE_REC709][2] = { 547, 2939, 2939 }, + [V4L2_COLORSPACE_REC709][3] = { 547, 2939, 547 }, + [V4L2_COLORSPACE_REC709][4] = { 2939, 547, 2939 }, + [V4L2_COLORSPACE_REC709][5] = { 2939, 547, 547 }, + [V4L2_COLORSPACE_REC709][6] = { 547, 547, 2939 }, + [V4L2_COLORSPACE_REC709][7] = { 547, 547, 547 }, + [V4L2_COLORSPACE_470_SYSTEM_M][0] = { 2894, 2988, 2808 }, + [V4L2_COLORSPACE_470_SYSTEM_M][1] = { 2847, 3070, 843 }, + [V4L2_COLORSPACE_470_SYSTEM_M][2] = { 1656, 2962, 2783 }, + [V4L2_COLORSPACE_470_SYSTEM_M][3] = { 1572, 3045, 763 }, + [V4L2_COLORSPACE_470_SYSTEM_M][4] = { 2477, 229, 2743 }, + [V4L2_COLORSPACE_470_SYSTEM_M][5] = { 2422, 672, 614 }, + [V4L2_COLORSPACE_470_SYSTEM_M][6] = { 725, 63, 2718 }, + [V4L2_COLORSPACE_470_SYSTEM_M][7] = { 534, 561, 509 }, + [V4L2_COLORSPACE_470_SYSTEM_BG][0] = { 2939, 2939, 2939 }, + [V4L2_COLORSPACE_470_SYSTEM_BG][1] = { 2939, 2939, 621 }, + [V4L2_COLORSPACE_470_SYSTEM_BG][2] = { 786, 2939, 2939 }, + [V4L2_COLORSPACE_470_SYSTEM_BG][3] = { 786, 2939, 621 }, + [V4L2_COLORSPACE_470_SYSTEM_BG][4] = { 2879, 547, 2923 }, + [V4L2_COLORSPACE_470_SYSTEM_BG][5] = { 2879, 547, 547 }, + [V4L2_COLORSPACE_470_SYSTEM_BG][6] = { 547, 547, 2923 }, + [V4L2_COLORSPACE_470_SYSTEM_BG][7] = { 547, 547, 547 }, + [V4L2_COLORSPACE_SRGB][0] = { 3056, 3056, 3056 }, + [V4L2_COLORSPACE_SRGB][1] = { 3056, 3056, 800 }, + [V4L2_COLORSPACE_SRGB][2] = { 800, 3056, 3056 }, + [V4L2_COLORSPACE_SRGB][3] = { 800, 3056, 800 }, + [V4L2_COLORSPACE_SRGB][4] = { 3056, 800, 3056 }, + [V4L2_COLORSPACE_SRGB][5] = { 3056, 800, 800 }, + [V4L2_COLORSPACE_SRGB][6] = { 800, 800, 3056 }, + [V4L2_COLORSPACE_SRGB][7] = { 800, 800, 800 }, +}; + +#else + +/* This code generates the table above */ + +#include <math.h> +#include <stdio.h> +#include <stdlib.h> + +static const double rec709_to_ntsc1953[3][3] = { + { 0.6698, 0.2678, 0.0323 }, + { 0.0185, 1.0742, -0.0603 }, + { 0.0162, 0.0432, 0.8551 } +}; + +static const double rec709_to_ebu[3][3] = { + { 0.9578, 0.0422, 0 }, + { 0 , 1 , 0 }, + { 0 , 0.0118, 0.9882 } +}; + +static const double rec709_to_170m[3][3] = { + { 1.0654, -0.0554, -0.0010 }, + { -0.0196, 1.0364, -0.0167 }, + { 0.0016, 0.0044, 0.9940 } +}; + +static const double rec709_to_240m[3][3] = { + { 0.7151, 0.2849, 0 }, + { 0.0179, 0.9821, 0 }, + { 0.0177, 0.0472, 0.9350 } +}; + + +static void mult_matrix(double *r, double *g, double *b, const double m[3][3]) +{ + double ir, ig, ib; + + ir = m[0][0] * (*r) + m[0][1] * (*g) + m[0][2] * (*b); + ig = m[1][0] * (*r) + m[1][1] * (*g) + m[1][2] * (*b); + ib = m[2][0] * (*r) + m[2][1] * (*g) + m[2][2] * (*b); + *r = ir; + *g = ig; + *b = ib; +} + +static double transfer_srgb_to_rgb(double v) +{ + return (v <= 0.03928) ? v / 12.92 : pow((v + 0.055) / 1.055, 2.4); +} + +static double transfer_rgb_to_smpte240m(double v) +{ + return (v <= 0.0228) ? v * 4.0 : 1.1115 * pow(v, 0.45) - 0.1115; +} + +static double transfer_rgb_to_rec709(double v) +{ + return (v < 0.018) ? v * 4.5 : 1.099 * pow(v, 0.45) - 0.099; +} + +static double transfer_srgb_to_rec709(double v) +{ + return transfer_rgb_to_rec709(transfer_srgb_to_rgb(v)); +} + +static void csc(enum v4l2_colorspace colorspace, double *r, double *g, double *b) +{ + /* Convert the primaries of Rec. 709 Linear RGB */ + switch (colorspace) { + case V4L2_COLORSPACE_SMPTE240M: + *r = transfer_srgb_to_rgb(*r); + *g = transfer_srgb_to_rgb(*g); + *b = transfer_srgb_to_rgb(*b); + mult_matrix(r, g, b, rec709_to_240m); + break; + case V4L2_COLORSPACE_SMPTE170M: + *r = transfer_srgb_to_rgb(*r); + *g = transfer_srgb_to_rgb(*g); + *b = transfer_srgb_to_rgb(*b); + mult_matrix(r, g, b, rec709_to_170m); + break; + case V4L2_COLORSPACE_470_SYSTEM_BG: + *r = transfer_srgb_to_rgb(*r); + *g = transfer_srgb_to_rgb(*g); + *b = transfer_srgb_to_rgb(*b); + mult_matrix(r, g, b, rec709_to_ebu); + break; + case V4L2_COLORSPACE_470_SYSTEM_M: + *r = transfer_srgb_to_rgb(*r); + *g = transfer_srgb_to_rgb(*g); + *b = transfer_srgb_to_rgb(*b); + mult_matrix(r, g, b, rec709_to_ntsc1953); + break; + case V4L2_COLORSPACE_SRGB: + case V4L2_COLORSPACE_REC709: + default: + break; + } + + *r = ((*r) < 0) ? 0 : (((*r) > 1) ? 1 : (*r)); + *g = ((*g) < 0) ? 0 : (((*g) > 1) ? 1 : (*g)); + *b = ((*b) < 0) ? 0 : (((*b) > 1) ? 1 : (*b)); + + /* Encode to gamma corrected colorspace */ + switch (colorspace) { + case V4L2_COLORSPACE_SMPTE240M: + *r = transfer_rgb_to_smpte240m(*r); + *g = transfer_rgb_to_smpte240m(*g); + *b = transfer_rgb_to_smpte240m(*b); + break; + case V4L2_COLORSPACE_SMPTE170M: + case V4L2_COLORSPACE_470_SYSTEM_M: + case V4L2_COLORSPACE_470_SYSTEM_BG: + *r = transfer_rgb_to_rec709(*r); + *g = transfer_rgb_to_rec709(*g); + *b = transfer_rgb_to_rec709(*b); + break; + case V4L2_COLORSPACE_SRGB: + break; + case V4L2_COLORSPACE_REC709: + default: + *r = transfer_srgb_to_rec709(*r); + *g = transfer_srgb_to_rec709(*g); + *b = transfer_srgb_to_rec709(*b); + break; + } +} + +int main(int argc, char **argv) +{ + static const unsigned colorspaces[] = { + 0, + V4L2_COLORSPACE_SMPTE170M, + V4L2_COLORSPACE_SMPTE240M, + V4L2_COLORSPACE_REC709, + 0, + V4L2_COLORSPACE_470_SYSTEM_M, + V4L2_COLORSPACE_470_SYSTEM_BG, + 0, + V4L2_COLORSPACE_SRGB, + }; + static const char * const colorspace_names[] = { + "", + "V4L2_COLORSPACE_SMPTE170M", + "V4L2_COLORSPACE_SMPTE240M", + "V4L2_COLORSPACE_REC709", + "", + "V4L2_COLORSPACE_470_SYSTEM_M", + "V4L2_COLORSPACE_470_SYSTEM_BG", + "", + "V4L2_COLORSPACE_SRGB", + }; + int i; + int c; + + printf("/* Generated table */\n"); + printf("const struct color16 tpg_csc_colors[V4L2_COLORSPACE_SRGB + 1][TPG_COLOR_CSC_BLACK + 1] = {\n"); + for (c = 0; c <= V4L2_COLORSPACE_SRGB; c++) { + for (i = 0; i <= TPG_COLOR_CSC_BLACK; i++) { + double r, g, b; + + if (colorspaces[c] == 0) + continue; + + r = tpg_colors[i].r / 255.0; + g = tpg_colors[i].g / 255.0; + b = tpg_colors[i].b / 255.0; + + csc(c, &r, &g, &b); + + printf("\t[%s][%d] = { %d, %d, %d },\n", colorspace_names[c], i, + (int)(r * 4080), (int)(g * 4080), (int)(b * 4080)); + } + } + printf("};\n\n"); + return 0; +} + +#endif diff --git a/drivers/media/platform/vivid/vivid-tpg-colors.h b/drivers/media/platform/vivid/vivid-tpg-colors.h new file mode 100644 index 0000000..a2678fb --- /dev/null +++ b/drivers/media/platform/vivid/vivid-tpg-colors.h @@ -0,0 +1,64 @@ +/* + * vivid-color.h - Color definitions for the test pattern generator + * + * Copyright 2014 Cisco Systems, Inc. and/or its affiliates. All rights reserved. + * + * This program is free software; you may redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; version 2 of the License. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND + * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS + * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN + * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN + * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE + * SOFTWARE. + */ + +#ifndef _VIVID_COLORS_H_ +#define _VIVID_COLORS_H_ + +struct color { + unsigned char r, g, b; +}; + +struct color16 { + int r, g, b; +}; + +enum tpg_color { + TPG_COLOR_CSC_WHITE, + TPG_COLOR_CSC_YELLOW, + TPG_COLOR_CSC_CYAN, + TPG_COLOR_CSC_GREEN, + TPG_COLOR_CSC_MAGENTA, + TPG_COLOR_CSC_RED, + TPG_COLOR_CSC_BLUE, + TPG_COLOR_CSC_BLACK, + TPG_COLOR_75_YELLOW, + TPG_COLOR_75_CYAN, + TPG_COLOR_75_GREEN, + TPG_COLOR_75_MAGENTA, + TPG_COLOR_75_RED, + TPG_COLOR_75_BLUE, + TPG_COLOR_100_WHITE, + TPG_COLOR_100_YELLOW, + TPG_COLOR_100_CYAN, + TPG_COLOR_100_GREEN, + TPG_COLOR_100_MAGENTA, + TPG_COLOR_100_RED, + TPG_COLOR_100_BLUE, + TPG_COLOR_100_BLACK, + TPG_COLOR_TEXTFG, + TPG_COLOR_TEXTBG, + TPG_COLOR_RANDOM, + TPG_COLOR_RAMP, + TPG_COLOR_MAX = TPG_COLOR_RAMP + 256 +}; + +extern const struct color tpg_colors[TPG_COLOR_MAX]; +extern const struct color16 tpg_csc_colors[V4L2_COLORSPACE_SRGB + 1][TPG_COLOR_CSC_BLACK + 1]; + +#endif diff --git a/drivers/media/platform/vivid/vivid-tpg.c b/drivers/media/platform/vivid/vivid-tpg.c new file mode 100644 index 0000000..0c6fa53 --- /dev/null +++ b/drivers/media/platform/vivid/vivid-tpg.c @@ -0,0 +1,1439 @@ +/* + * vivid-tpg.c - Test Pattern Generator + * + * Note: gen_twopix and tpg_gen_text are based on code from vivi.c. See the + * vivi.c source for the copyright information of those functions. + * + * Copyright 2014 Cisco Systems, Inc. and/or its affiliates. All rights reserved. + * + * This program is free software; you may redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; version 2 of the License. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND + * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS + * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN + * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN + * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE + * SOFTWARE. + */ + +#include "vivid-tpg.h" + +/* Must remain in sync with enum tpg_pattern */ +const char * const tpg_pattern_strings[] = { + "75% Colorbar", + "100% Colorbar", + "CSC Colorbar", + "Horizontal 100% Colorbar", + "100% Color Squares", + "100% Black", + "100% White", + "100% Red", + "100% Green", + "100% Blue", + "16x16 Checkers", + "1x1 Checkers", + "Alternating Hor Lines", + "Alternating Vert Lines", + "One Pixel Wide Cross", + "Two Pixels Wide Cross", + "Ten Pixels Wide Cross", + "Gray Ramp", + "Noise", + NULL +}; + +/* Must remain in sync with enum tpg_aspect */ +const char * const tpg_aspect_strings[] = { + "Source Width x Height", + "4x3", + "14x9", + "16x9", + "16x9 Anamorphic", + NULL +}; + +/* + * Sine table: sin[0] = 127 * sin(-180 degrees) + * sin[128] = 127 * sin(0 degrees) + * sin[256] = 127 * sin(180 degrees) + */ +static const s8 sin[257] = { + 0, -4, -7, -11, -13, -18, -20, -22, -26, -29, -33, -35, -37, -41, -43, -48, + -50, -52, -56, -58, -62, -63, -65, -69, -71, -75, -76, -78, -82, -83, -87, -88, + -90, -93, -94, -97, -99, -101, -103, -104, -107, -108, -110, -111, -112, -114, -115, -117, + -118, -119, -120, -121, -122, -123, -123, -124, -125, -125, -126, -126, -127, -127, -127, -127, + -127, -127, -127, -127, -126, -126, -125, -125, -124, -124, -123, -122, -121, -120, -119, -118, + -117, -116, -114, -113, -111, -110, -109, -107, -105, -103, -101, -100, -97, -96, -93, -91, + -90, -87, -85, -82, -80, -76, -75, -73, -69, -67, -63, -62, -60, -56, -54, -50, + -48, -46, -41, -39, -35, -33, -31, -26, -24, -20, -18, -15, -11, -9, -4, -2, + 0, 2, 4, 9, 11, 15, 18, 20, 24, 26, 31, 33, 35, 39, 41, 46, + 48, 50, 54, 56, 60, 62, 64, 67, 69, 73, 75, 76, 80, 82, 85, 87, + 90, 91, 93, 96, 97, 100, 101, 103, 105, 107, 109, 110, 111, 113, 114, 116, + 117, 118, 119, 120, 121, 122, 123, 124, 124, 125, 125, 126, 126, 127, 127, 127, + 127, 127, 127, 127, 127, 126, 126, 125, 125, 124, 123, 123, 122, 121, 120, 119, + 118, 117, 115, 114, 112, 111, 110, 108, 107, 104, 103, 101, 99, 97, 94, 93, + 90, 88, 87, 83, 82, 78, 76, 75, 71, 69, 65, 64, 62, 58, 56, 52, + 50, 48, 43, 41, 37, 35, 33, 29, 26, 22, 20, 18, 13, 11, 7, 4, + 0, +}; + +#define cos(idx) sin[((idx) + 64) % sizeof(sin)] + +/* Global font descriptor */ +static const u8 *font8x16; + +void tpg_set_font(const u8 *f) +{ + font8x16 = f; +} + +void tpg_init(struct tpg_data *tpg, unsigned w, unsigned h) +{ + memset(tpg, 0, sizeof(*tpg)); + tpg->scaled_width = tpg->src_width = w; + tpg->src_height = tpg->buf_height = h; + tpg->crop.width = tpg->compose.width = w; + tpg->crop.height = tpg->compose.height = h; + tpg->recalc_colors = true; + tpg->recalc_square_border = true; + tpg->brightness = 128; + tpg->contrast = 128; + tpg->saturation = 128; + tpg->hue = 0; + tpg->mv_hor_mode = TPG_MOVE_NONE; + tpg->mv_vert_mode = TPG_MOVE_NONE; + tpg->field = V4L2_FIELD_NONE; + tpg_s_fourcc(tpg, V4L2_PIX_FMT_RGB24); + tpg->colorspace = V4L2_COLORSPACE_SRGB; + tpg->perc_fill = 100; +} + +int tpg_alloc(struct tpg_data *tpg, unsigned max_w) +{ + unsigned pat; + unsigned plane; + + tpg->max_line_width = max_w; + for (pat = 0; pat < TPG_MAX_PAT_LINES; pat++) { + for (plane = 0; plane < TPG_MAX_PLANES; plane++) { + unsigned pixelsz = plane ? 1 : 4; + + tpg->lines[pat][plane] = vzalloc(max_w * 2 * pixelsz); + if (!tpg->lines[pat][plane]) + return -ENOMEM; + } + } + for (plane = 0; plane < TPG_MAX_PLANES; plane++) { + unsigned pixelsz = plane ? 1 : 4; + + tpg->contrast_line[plane] = vzalloc(max_w * pixelsz); + if (!tpg->contrast_line[plane]) + return -ENOMEM; + tpg->black_line[plane] = vzalloc(max_w * pixelsz); + if (!tpg->black_line[plane]) + return -ENOMEM; + tpg->random_line[plane] = vzalloc(max_w * pixelsz); + if (!tpg->random_line[plane]) + return -ENOMEM; + } + return 0; +} + +void tpg_free(struct tpg_data *tpg) +{ + unsigned pat; + unsigned plane; + + for (pat = 0; pat < TPG_MAX_PAT_LINES; pat++) + for (plane = 0; plane < TPG_MAX_PLANES; plane++) { + vfree(tpg->lines[pat][plane]); + tpg->lines[pat][plane] = NULL; + } + for (plane = 0; plane < TPG_MAX_PLANES; plane++) { + vfree(tpg->contrast_line[plane]); + vfree(tpg->black_line[plane]); + vfree(tpg->random_line[plane]); + tpg->contrast_line[plane] = NULL; + tpg->black_line[plane] = NULL; + tpg->random_line[plane] = NULL; + } +} + +bool tpg_s_fourcc(struct tpg_data *tpg, u32 fourcc) +{ + tpg->fourcc = fourcc; + tpg->planes = 1; + tpg->recalc_colors = true; + switch (fourcc) { + case V4L2_PIX_FMT_RGB565: + case V4L2_PIX_FMT_RGB565X: + case V4L2_PIX_FMT_RGB555: + case V4L2_PIX_FMT_XRGB555: + case V4L2_PIX_FMT_ARGB555: + case V4L2_PIX_FMT_RGB555X: + case V4L2_PIX_FMT_RGB24: + case V4L2_PIX_FMT_BGR24: + case V4L2_PIX_FMT_RGB32: + case V4L2_PIX_FMT_BGR32: + case V4L2_PIX_FMT_XRGB32: + case V4L2_PIX_FMT_XBGR32: + case V4L2_PIX_FMT_ARGB32: + case V4L2_PIX_FMT_ABGR32: + tpg->is_yuv = false; + break; + case V4L2_PIX_FMT_NV16M: + case V4L2_PIX_FMT_NV61M: + tpg->planes = 2; + /* fall-through */ + case V4L2_PIX_FMT_YUYV: + case V4L2_PIX_FMT_UYVY: + case V4L2_PIX_FMT_YVYU: + case V4L2_PIX_FMT_VYUY: + tpg->is_yuv = true; + break; + default: + return false; + } + + switch (fourcc) { + case V4L2_PIX_FMT_RGB565: + case V4L2_PIX_FMT_RGB565X: + case V4L2_PIX_FMT_RGB555: + case V4L2_PIX_FMT_XRGB555: + case V4L2_PIX_FMT_ARGB555: + case V4L2_PIX_FMT_RGB555X: + case V4L2_PIX_FMT_YUYV: + case V4L2_PIX_FMT_UYVY: + case V4L2_PIX_FMT_YVYU: + case V4L2_PIX_FMT_VYUY: + tpg->twopixelsize[0] = 2 * 2; + break; + case V4L2_PIX_FMT_RGB24: + case V4L2_PIX_FMT_BGR24: + tpg->twopixelsize[0] = 2 * 3; + break; + case V4L2_PIX_FMT_RGB32: + case V4L2_PIX_FMT_BGR32: + case V4L2_PIX_FMT_XRGB32: + case V4L2_PIX_FMT_XBGR32: + case V4L2_PIX_FMT_ARGB32: + case V4L2_PIX_FMT_ABGR32: + tpg->twopixelsize[0] = 2 * 4; + break; + case V4L2_PIX_FMT_NV16M: + case V4L2_PIX_FMT_NV61M: + tpg->twopixelsize[0] = 2; + tpg->twopixelsize[1] = 2; + break; + } + return true; +} + +void tpg_s_crop_compose(struct tpg_data *tpg, const struct v4l2_rect *crop, + const struct v4l2_rect *compose) +{ + tpg->crop = *crop; + tpg->compose = *compose; + tpg->scaled_width = (tpg->src_width * tpg->compose.width + + tpg->crop.width - 1) / tpg->crop.width; + tpg->scaled_width &= ~1; + if (tpg->scaled_width > tpg->max_line_width) + tpg->scaled_width = tpg->max_line_width; + if (tpg->scaled_width < 2) + tpg->scaled_width = 2; + tpg->recalc_lines = true; +} + +void tpg_reset_source(struct tpg_data *tpg, unsigned width, unsigned height, + u32 field) +{ + unsigned p; + + tpg->src_width = width; + tpg->src_height = height; + tpg->field = field; + tpg->buf_height = height; + if (V4L2_FIELD_HAS_T_OR_B(field)) + tpg->buf_height /= 2; + tpg->scaled_width = width; + tpg->crop.top = tpg->crop.left = 0; + tpg->crop.width = width; + tpg->crop.height = height; + tpg->compose.top = tpg->compose.left = 0; + tpg->compose.width = width; + tpg->compose.height = tpg->buf_height; + for (p = 0; p < tpg->planes; p++) + tpg->bytesperline[p] = width * tpg->twopixelsize[p] / 2; + tpg->recalc_square_border = true; +} + +static enum tpg_color tpg_get_textbg_color(struct tpg_data *tpg) +{ + switch (tpg->pattern) { + case TPG_PAT_BLACK: + return TPG_COLOR_100_WHITE; + case TPG_PAT_CSC_COLORBAR: + return TPG_COLOR_CSC_BLACK; + default: + return TPG_COLOR_100_BLACK; + } +} + +static enum tpg_color tpg_get_textfg_color(struct tpg_data *tpg) +{ + switch (tpg->pattern) { + case TPG_PAT_75_COLORBAR: + case TPG_PAT_CSC_COLORBAR: + return TPG_COLOR_CSC_WHITE; + case TPG_PAT_BLACK: + return TPG_COLOR_100_BLACK; + default: + return TPG_COLOR_100_WHITE; + } +} + +static u16 color_to_y(struct tpg_data *tpg, int r, int g, int b) +{ + switch (tpg->colorspace) { + case V4L2_COLORSPACE_SMPTE170M: + case V4L2_COLORSPACE_470_SYSTEM_M: + case V4L2_COLORSPACE_470_SYSTEM_BG: + return ((16829 * r + 33039 * g + 6416 * b + 16 * 32768) >> 16) + (16 << 4); + case V4L2_COLORSPACE_SMPTE240M: + return ((11932 * r + 39455 * g + 4897 * b + 16 * 32768) >> 16) + (16 << 4); + case V4L2_COLORSPACE_REC709: + case V4L2_COLORSPACE_SRGB: + default: + return ((11966 * r + 40254 * g + 4064 * b + 16 * 32768) >> 16) + (16 << 4); + } +} + +static u16 color_to_cb(struct tpg_data *tpg, int r, int g, int b) +{ + switch (tpg->colorspace) { + case V4L2_COLORSPACE_SMPTE170M: + case V4L2_COLORSPACE_470_SYSTEM_M: + case V4L2_COLORSPACE_470_SYSTEM_BG: + return ((-9714 * r - 19070 * g + 28784 * b + 16 * 32768) >> 16) + (128 << 4); + case V4L2_COLORSPACE_SMPTE240M: + return ((-6684 * r - 22100 * g + 28784 * b + 16 * 32768) >> 16) + (128 << 4); + case V4L2_COLORSPACE_REC709: + case V4L2_COLORSPACE_SRGB: + default: + return ((-6596 * r - 22189 * g + 28784 * b + 16 * 32768) >> 16) + (128 << 4); + } +} + +static u16 color_to_cr(struct tpg_data *tpg, int r, int g, int b) +{ + switch (tpg->colorspace) { + case V4L2_COLORSPACE_SMPTE170M: + case V4L2_COLORSPACE_470_SYSTEM_M: + case V4L2_COLORSPACE_470_SYSTEM_BG: + return ((28784 * r - 24103 * g - 4681 * b + 16 * 32768) >> 16) + (128 << 4); + case V4L2_COLORSPACE_SMPTE240M: + return ((28784 * r - 25606 * g - 3178 * b + 16 * 32768) >> 16) + (128 << 4); + case V4L2_COLORSPACE_REC709: + case V4L2_COLORSPACE_SRGB: + default: + return ((28784 * r - 26145 * g - 2639 * b + 16 * 32768) >> 16) + (128 << 4); + } +} + +static u16 ycbcr_to_r(struct tpg_data *tpg, int y, int cb, int cr) +{ + int r; + + y -= 16 << 4; + cb -= 128 << 4; + cr -= 128 << 4; + switch (tpg->colorspace) { + case V4L2_COLORSPACE_SMPTE170M: + case V4L2_COLORSPACE_470_SYSTEM_M: + case V4L2_COLORSPACE_470_SYSTEM_BG: + r = 4769 * y + 6537 * cr; + break; + case V4L2_COLORSPACE_SMPTE240M: + r = 4769 * y + 7376 * cr; + break; + case V4L2_COLORSPACE_REC709: + case V4L2_COLORSPACE_SRGB: + default: + r = 4769 * y + 7343 * cr; + break; + } + return clamp(r >> 12, 0, 0xff0); +} + +static u16 ycbcr_to_g(struct tpg_data *tpg, int y, int cb, int cr) +{ + int g; + + y -= 16 << 4; + cb -= 128 << 4; + cr -= 128 << 4; + switch (tpg->colorspace) { + case V4L2_COLORSPACE_SMPTE170M: + case V4L2_COLORSPACE_470_SYSTEM_M: + case V4L2_COLORSPACE_470_SYSTEM_BG: + g = 4769 * y - 1605 * cb - 3330 * cr; + break; + case V4L2_COLORSPACE_SMPTE240M: + g = 4769 * y - 1055 * cb - 2341 * cr; + break; + case V4L2_COLORSPACE_REC709: + case V4L2_COLORSPACE_SRGB: + default: + g = 4769 * y - 873 * cb - 2183 * cr; + break; + } + return clamp(g >> 12, 0, 0xff0); +} + +static u16 ycbcr_to_b(struct tpg_data *tpg, int y, int cb, int cr) +{ + int b; + + y -= 16 << 4; + cb -= 128 << 4; + cr -= 128 << 4; + switch (tpg->colorspace) { + case V4L2_COLORSPACE_SMPTE170M: + case V4L2_COLORSPACE_470_SYSTEM_M: + case V4L2_COLORSPACE_470_SYSTEM_BG: + b = 4769 * y + 7343 * cb; + break; + case V4L2_COLORSPACE_SMPTE240M: + b = 4769 * y + 8552 * cb; + break; + case V4L2_COLORSPACE_REC709: + case V4L2_COLORSPACE_SRGB: + default: + b = 4769 * y + 8652 * cb; + break; + } + return clamp(b >> 12, 0, 0xff0); +} + +/* precalculate color bar values to speed up rendering */ +static void precalculate_color(struct tpg_data *tpg, int k) +{ + int col = k; + int r = tpg_colors[col].r; + int g = tpg_colors[col].g; + int b = tpg_colors[col].b; + + if (k == TPG_COLOR_TEXTBG) { + col = tpg_get_textbg_color(tpg); + + r = tpg_colors[col].r; + g = tpg_colors[col].g; + b = tpg_colors[col].b; + } else if (k == TPG_COLOR_TEXTFG) { + col = tpg_get_textfg_color(tpg); + + r = tpg_colors[col].r; + g = tpg_colors[col].g; + b = tpg_colors[col].b; + } else if (tpg->pattern == TPG_PAT_NOISE) { + r = g = b = prandom_u32_max(256); + } else if (k == TPG_COLOR_RANDOM) { + r = g = b = tpg->qual_offset + prandom_u32_max(196); + } else if (k >= TPG_COLOR_RAMP) { + r = g = b = k - TPG_COLOR_RAMP; + } + + if (tpg->pattern == TPG_PAT_CSC_COLORBAR && col <= TPG_COLOR_CSC_BLACK) { + r = tpg_csc_colors[tpg->colorspace][col].r; + g = tpg_csc_colors[tpg->colorspace][col].g; + b = tpg_csc_colors[tpg->colorspace][col].b; + } else { + r <<= 4; + g <<= 4; + b <<= 4; + } + if (tpg->qual == TPG_QUAL_GRAY) + r = g = b = color_to_y(tpg, r, g, b); + + /* + * The assumption is that the RGB output is always full range, + * so only if the rgb_range overrides the 'real' rgb range do + * we need to convert the RGB values. + * + * Currently there is no way of signalling to userspace if you + * are actually giving it limited range RGB (or full range + * YUV for that matter). + * + * Remember that r, g and b are still in the 0 - 0xff0 range. + */ + if (tpg->real_rgb_range == V4L2_DV_RGB_RANGE_LIMITED && + tpg->rgb_range == V4L2_DV_RGB_RANGE_FULL) { + /* + * Convert from full range (which is what r, g and b are) + * to limited range (which is the 'real' RGB range), which + * is then interpreted as full range. + */ + r = (r * 219) / 255 + (16 << 4); + g = (g * 219) / 255 + (16 << 4); + b = (b * 219) / 255 + (16 << 4); + } else if (tpg->real_rgb_range != V4L2_DV_RGB_RANGE_LIMITED && + tpg->rgb_range == V4L2_DV_RGB_RANGE_LIMITED) { + /* + * Clamp r, g and b to the limited range and convert to full + * range since that's what we deliver. + */ + r = clamp(r, 16 << 4, 235 << 4); + g = clamp(g, 16 << 4, 235 << 4); + b = clamp(b, 16 << 4, 235 << 4); + r = (r - (16 << 4)) * 255 / 219; + g = (g - (16 << 4)) * 255 / 219; + b = (b - (16 << 4)) * 255 / 219; + } + + if (tpg->brightness != 128 || tpg->contrast != 128 || + tpg->saturation != 128 || tpg->hue) { + /* Implement these operations */ + + /* First convert to YCbCr */ + int y = color_to_y(tpg, r, g, b); /* Luma */ + int cb = color_to_cb(tpg, r, g, b); /* Cb */ + int cr = color_to_cr(tpg, r, g, b); /* Cr */ + int tmp_cb, tmp_cr; + + y = (16 << 4) + ((y - (16 << 4)) * tpg->contrast) / 128; + y += (tpg->brightness << 4) - (128 << 4); + + cb -= 128 << 4; + cr -= 128 << 4; + tmp_cb = (cb * cos(128 + tpg->hue)) / 127 + (cr * sin[128 + tpg->hue]) / 127; + tmp_cr = (cr * cos(128 + tpg->hue)) / 127 - (cb * sin[128 + tpg->hue]) / 127; + + cb = (128 << 4) + (tmp_cb * tpg->contrast * tpg->saturation) / (128 * 128); + cr = (128 << 4) + (tmp_cr * tpg->contrast * tpg->saturation) / (128 * 128); + if (tpg->is_yuv) { + tpg->colors[k][0] = clamp(y >> 4, 1, 254); + tpg->colors[k][1] = clamp(cb >> 4, 1, 254); + tpg->colors[k][2] = clamp(cr >> 4, 1, 254); + return; + } + r = ycbcr_to_r(tpg, y, cb, cr); + g = ycbcr_to_g(tpg, y, cb, cr); + b = ycbcr_to_b(tpg, y, cb, cr); + } + + if (tpg->is_yuv) { + /* Convert to YCbCr */ + u16 y = color_to_y(tpg, r, g, b); /* Luma */ + u16 cb = color_to_cb(tpg, r, g, b); /* Cb */ + u16 cr = color_to_cr(tpg, r, g, b); /* Cr */ + + tpg->colors[k][0] = clamp(y >> 4, 1, 254); + tpg->colors[k][1] = clamp(cb >> 4, 1, 254); + tpg->colors[k][2] = clamp(cr >> 4, 1, 254); + } else { + switch (tpg->fourcc) { + case V4L2_PIX_FMT_RGB565: + case V4L2_PIX_FMT_RGB565X: + r >>= 7; + g >>= 6; + b >>= 7; + break; + case V4L2_PIX_FMT_RGB555: + case V4L2_PIX_FMT_XRGB555: + case V4L2_PIX_FMT_ARGB555: + case V4L2_PIX_FMT_RGB555X: + r >>= 7; + g >>= 7; + b >>= 7; + break; + default: + r >>= 4; + g >>= 4; + b >>= 4; + break; + } + + tpg->colors[k][0] = r; + tpg->colors[k][1] = g; + tpg->colors[k][2] = b; + } +} + +static void tpg_precalculate_colors(struct tpg_data *tpg) +{ + int k; + + for (k = 0; k < TPG_COLOR_MAX; k++) + precalculate_color(tpg, k); +} + +/* 'odd' is true for pixels 1, 3, 5, etc. and false for pixels 0, 2, 4, etc. */ +static void gen_twopix(struct tpg_data *tpg, + u8 buf[TPG_MAX_PLANES][8], int color, bool odd) +{ + unsigned offset = odd * tpg->twopixelsize[0] / 2; + u8 alpha = tpg->alpha_component; + u8 r_y, g_u, b_v; + + if (tpg->alpha_red_only && color != TPG_COLOR_CSC_RED && + color != TPG_COLOR_100_RED && + color != TPG_COLOR_75_RED) + alpha = 0; + if (color == TPG_COLOR_RANDOM) + precalculate_color(tpg, color); + r_y = tpg->colors[color][0]; /* R or precalculated Y */ + g_u = tpg->colors[color][1]; /* G or precalculated U */ + b_v = tpg->colors[color][2]; /* B or precalculated V */ + + switch (tpg->fourcc) { + case V4L2_PIX_FMT_NV16M: + buf[0][offset] = r_y; + buf[1][offset] = odd ? b_v : g_u; + break; + case V4L2_PIX_FMT_NV61M: + buf[0][offset] = r_y; + buf[1][offset] = odd ? g_u : b_v; + break; + + case V4L2_PIX_FMT_YUYV: + buf[0][offset] = r_y; + buf[0][offset + 1] = odd ? b_v : g_u; + break; + case V4L2_PIX_FMT_UYVY: + buf[0][offset] = odd ? b_v : g_u; + buf[0][offset + 1] = r_y; + break; + case V4L2_PIX_FMT_YVYU: + buf[0][offset] = r_y; + buf[0][offset + 1] = odd ? g_u : b_v; + break; + case V4L2_PIX_FMT_VYUY: + buf[0][offset] = odd ? g_u : b_v; + buf[0][offset + 1] = r_y; + break; + case V4L2_PIX_FMT_RGB565: + buf[0][offset] = (g_u << 5) | b_v; + buf[0][offset + 1] = (r_y << 3) | (g_u >> 3); + break; + case V4L2_PIX_FMT_RGB565X: + buf[0][offset] = (r_y << 3) | (g_u >> 3); + buf[0][offset + 1] = (g_u << 5) | b_v; + break; + case V4L2_PIX_FMT_RGB555: + case V4L2_PIX_FMT_XRGB555: + alpha = 0; + /* fall through */ + case V4L2_PIX_FMT_ARGB555: + buf[0][offset] = (g_u << 5) | b_v; + buf[0][offset + 1] = (alpha & 0x80) | (r_y << 2) | (g_u >> 3); + break; + case V4L2_PIX_FMT_RGB555X: + buf[0][offset] = (alpha & 0x80) | (r_y << 2) | (g_u >> 3); + buf[0][offset + 1] = (g_u << 5) | b_v; + break; + case V4L2_PIX_FMT_RGB24: + buf[0][offset] = r_y; + buf[0][offset + 1] = g_u; + buf[0][offset + 2] = b_v; + break; + case V4L2_PIX_FMT_BGR24: + buf[0][offset] = b_v; + buf[0][offset + 1] = g_u; + buf[0][offset + 2] = r_y; + break; + case V4L2_PIX_FMT_RGB32: + case V4L2_PIX_FMT_XRGB32: + alpha = 0; + /* fall through */ + case V4L2_PIX_FMT_ARGB32: + buf[0][offset] = alpha; + buf[0][offset + 1] = r_y; + buf[0][offset + 2] = g_u; + buf[0][offset + 3] = b_v; + break; + case V4L2_PIX_FMT_BGR32: + case V4L2_PIX_FMT_XBGR32: + alpha = 0; + /* fall through */ + case V4L2_PIX_FMT_ABGR32: + buf[0][offset] = b_v; + buf[0][offset + 1] = g_u; + buf[0][offset + 2] = r_y; + buf[0][offset + 3] = alpha; + break; + } +} + +/* Return how many pattern lines are used by the current pattern. */ +static unsigned tpg_get_pat_lines(struct tpg_data *tpg) +{ + switch (tpg->pattern) { + case TPG_PAT_CHECKERS_16X16: + case TPG_PAT_CHECKERS_1X1: + case TPG_PAT_ALTERNATING_HLINES: + case TPG_PAT_CROSS_1_PIXEL: + case TPG_PAT_CROSS_2_PIXELS: + case TPG_PAT_CROSS_10_PIXELS: + return 2; + case TPG_PAT_100_COLORSQUARES: + case TPG_PAT_100_HCOLORBAR: + return 8; + default: + return 1; + } +} + +/* Which pattern line should be used for the given frame line. */ +static unsigned tpg_get_pat_line(struct tpg_data *tpg, unsigned line) +{ + switch (tpg->pattern) { + case TPG_PAT_CHECKERS_16X16: + return (line >> 4) & 1; + case TPG_PAT_CHECKERS_1X1: + case TPG_PAT_ALTERNATING_HLINES: + return line & 1; + case TPG_PAT_100_COLORSQUARES: + case TPG_PAT_100_HCOLORBAR: + return (line * 8) / tpg->src_height; + case TPG_PAT_CROSS_1_PIXEL: + return line == tpg->src_height / 2; + case TPG_PAT_CROSS_2_PIXELS: + return (line + 1) / 2 == tpg->src_height / 4; + case TPG_PAT_CROSS_10_PIXELS: + return (line + 10) / 20 == tpg->src_height / 40; + default: + return 0; + } +} + +/* + * Which color should be used for the given pattern line and X coordinate. + * Note: x is in the range 0 to 2 * tpg->src_width. + */ +static enum tpg_color tpg_get_color(struct tpg_data *tpg, unsigned pat_line, unsigned x) +{ + /* Maximum number of bars are TPG_COLOR_MAX - otherwise, the input print code + should be modified */ + static const enum tpg_color bars[3][8] = { + /* Standard ITU-R 75% color bar sequence */ + { TPG_COLOR_CSC_WHITE, TPG_COLOR_75_YELLOW, + TPG_COLOR_75_CYAN, TPG_COLOR_75_GREEN, + TPG_COLOR_75_MAGENTA, TPG_COLOR_75_RED, + TPG_COLOR_75_BLUE, TPG_COLOR_100_BLACK, }, + /* Standard ITU-R 100% color bar sequence */ + { TPG_COLOR_100_WHITE, TPG_COLOR_100_YELLOW, + TPG_COLOR_100_CYAN, TPG_COLOR_100_GREEN, + TPG_COLOR_100_MAGENTA, TPG_COLOR_100_RED, + TPG_COLOR_100_BLUE, TPG_COLOR_100_BLACK, }, + /* Color bar sequence suitable to test CSC */ + { TPG_COLOR_CSC_WHITE, TPG_COLOR_CSC_YELLOW, + TPG_COLOR_CSC_CYAN, TPG_COLOR_CSC_GREEN, + TPG_COLOR_CSC_MAGENTA, TPG_COLOR_CSC_RED, + TPG_COLOR_CSC_BLUE, TPG_COLOR_CSC_BLACK, }, + }; + + switch (tpg->pattern) { + case TPG_PAT_75_COLORBAR: + case TPG_PAT_100_COLORBAR: + case TPG_PAT_CSC_COLORBAR: + return bars[tpg->pattern][((x * 8) / tpg->src_width) % 8]; + case TPG_PAT_100_COLORSQUARES: + return bars[1][(pat_line + (x * 8) / tpg->src_width) % 8]; + case TPG_PAT_100_HCOLORBAR: + return bars[1][pat_line]; + case TPG_PAT_BLACK: + return TPG_COLOR_100_BLACK; + case TPG_PAT_WHITE: + return TPG_COLOR_100_WHITE; + case TPG_PAT_RED: + return TPG_COLOR_100_RED; + case TPG_PAT_GREEN: + return TPG_COLOR_100_GREEN; + case TPG_PAT_BLUE: + return TPG_COLOR_100_BLUE; + case TPG_PAT_CHECKERS_16X16: + return (((x >> 4) & 1) ^ (pat_line & 1)) ? + TPG_COLOR_100_BLACK : TPG_COLOR_100_WHITE; + case TPG_PAT_CHECKERS_1X1: + return ((x & 1) ^ (pat_line & 1)) ? + TPG_COLOR_100_WHITE : TPG_COLOR_100_BLACK; + case TPG_PAT_ALTERNATING_HLINES: + return pat_line ? TPG_COLOR_100_WHITE : TPG_COLOR_100_BLACK; + case TPG_PAT_ALTERNATING_VLINES: + return (x & 1) ? TPG_COLOR_100_WHITE : TPG_COLOR_100_BLACK; + case TPG_PAT_CROSS_1_PIXEL: + if (pat_line || (x % tpg->src_width) == tpg->src_width / 2) + return TPG_COLOR_100_BLACK; + return TPG_COLOR_100_WHITE; + case TPG_PAT_CROSS_2_PIXELS: + if (pat_line || ((x % tpg->src_width) + 1) / 2 == tpg->src_width / 4) + return TPG_COLOR_100_BLACK; + return TPG_COLOR_100_WHITE; + case TPG_PAT_CROSS_10_PIXELS: + if (pat_line || ((x % tpg->src_width) + 10) / 20 == tpg->src_width / 40) + return TPG_COLOR_100_BLACK; + return TPG_COLOR_100_WHITE; + case TPG_PAT_GRAY_RAMP: + return TPG_COLOR_RAMP + ((x % tpg->src_width) * 256) / tpg->src_width; + default: + return TPG_COLOR_100_RED; + } +} + +/* + * Given the pixel aspect ratio and video aspect ratio calculate the + * coordinates of a centered square and the coordinates of the border of + * the active video area. The coordinates are relative to the source + * frame rectangle. + */ +static void tpg_calculate_square_border(struct tpg_data *tpg) +{ + unsigned w = tpg->src_width; + unsigned h = tpg->src_height; + unsigned sq_w, sq_h; + + sq_w = (w * 2 / 5) & ~1; + if (((w - sq_w) / 2) & 1) + sq_w += 2; + sq_h = sq_w; + tpg->square.width = sq_w; + if (tpg->vid_aspect == TPG_VIDEO_ASPECT_16X9_ANAMORPHIC) { + unsigned ana_sq_w = (sq_w / 4) * 3; + + if (((w - ana_sq_w) / 2) & 1) + ana_sq_w += 2; + tpg->square.width = ana_sq_w; + } + tpg->square.left = (w - tpg->square.width) / 2; + if (tpg->pix_aspect == TPG_PIXEL_ASPECT_NTSC) + sq_h = sq_w * 10 / 11; + else if (tpg->pix_aspect == TPG_PIXEL_ASPECT_PAL) + sq_h = sq_w * 59 / 54; + tpg->square.height = sq_h; + tpg->square.top = (h - sq_h) / 2; + tpg->border.left = 0; + tpg->border.width = w; + tpg->border.top = 0; + tpg->border.height = h; + switch (tpg->vid_aspect) { + case TPG_VIDEO_ASPECT_4X3: + if (tpg->pix_aspect) + return; + if (3 * w >= 4 * h) { + tpg->border.width = ((4 * h) / 3) & ~1; + if (((w - tpg->border.width) / 2) & ~1) + tpg->border.width -= 2; + tpg->border.left = (w - tpg->border.width) / 2; + break; + } + tpg->border.height = ((3 * w) / 4) & ~1; + tpg->border.top = (h - tpg->border.height) / 2; + break; + case TPG_VIDEO_ASPECT_14X9_CENTRE: + if (tpg->pix_aspect) { + tpg->border.height = tpg->pix_aspect == TPG_PIXEL_ASPECT_NTSC ? 420 : 506; + tpg->border.top = (h - tpg->border.height) / 2; + break; + } + if (9 * w >= 14 * h) { + tpg->border.width = ((14 * h) / 9) & ~1; + if (((w - tpg->border.width) / 2) & ~1) + tpg->border.width -= 2; + tpg->border.left = (w - tpg->border.width) / 2; + break; + } + tpg->border.height = ((9 * w) / 14) & ~1; + tpg->border.top = (h - tpg->border.height) / 2; + break; + case TPG_VIDEO_ASPECT_16X9_CENTRE: + if (tpg->pix_aspect) { + tpg->border.height = tpg->pix_aspect == TPG_PIXEL_ASPECT_NTSC ? 368 : 442; + tpg->border.top = (h - tpg->border.height) / 2; + break; + } + if (9 * w >= 16 * h) { + tpg->border.width = ((16 * h) / 9) & ~1; + if (((w - tpg->border.width) / 2) & ~1) + tpg->border.width -= 2; + tpg->border.left = (w - tpg->border.width) / 2; + break; + } + tpg->border.height = ((9 * w) / 16) & ~1; + tpg->border.top = (h - tpg->border.height) / 2; + break; + default: + break; + } +} + +static void tpg_precalculate_line(struct tpg_data *tpg) +{ + enum tpg_color contrast; + unsigned pat; + unsigned p; + unsigned x; + + switch (tpg->pattern) { + case TPG_PAT_GREEN: + contrast = TPG_COLOR_100_RED; + break; + case TPG_PAT_CSC_COLORBAR: + contrast = TPG_COLOR_CSC_GREEN; + break; + default: + contrast = TPG_COLOR_100_GREEN; + break; + } + + for (pat = 0; pat < tpg_get_pat_lines(tpg); pat++) { + /* Coarse scaling with Bresenham */ + unsigned int_part = tpg->src_width / tpg->scaled_width; + unsigned fract_part = tpg->src_width % tpg->scaled_width; + unsigned src_x = 0; + unsigned error = 0; + + for (x = 0; x < tpg->scaled_width * 2; x += 2) { + unsigned real_x = src_x; + enum tpg_color color1, color2; + u8 pix[TPG_MAX_PLANES][8]; + + real_x = tpg->hflip ? tpg->src_width * 2 - real_x - 2 : real_x; + color1 = tpg_get_color(tpg, pat, real_x); + + src_x += int_part; + error += fract_part; + if (error >= tpg->scaled_width) { + error -= tpg->scaled_width; + src_x++; + } + + real_x = src_x; + real_x = tpg->hflip ? tpg->src_width * 2 - real_x - 2 : real_x; + color2 = tpg_get_color(tpg, pat, real_x); + + src_x += int_part; + error += fract_part; + if (error >= tpg->scaled_width) { + error -= tpg->scaled_width; + src_x++; + } + + gen_twopix(tpg, pix, tpg->hflip ? color2 : color1, 0); + gen_twopix(tpg, pix, tpg->hflip ? color1 : color2, 1); + for (p = 0; p < tpg->planes; p++) { + unsigned twopixsize = tpg->twopixelsize[p]; + u8 *pos = tpg->lines[pat][p] + x * twopixsize / 2; + + memcpy(pos, pix[p], twopixsize); + } + } + } + for (x = 0; x < tpg->scaled_width; x += 2) { + u8 pix[TPG_MAX_PLANES][8]; + + gen_twopix(tpg, pix, contrast, 0); + gen_twopix(tpg, pix, contrast, 1); + for (p = 0; p < tpg->planes; p++) { + unsigned twopixsize = tpg->twopixelsize[p]; + u8 *pos = tpg->contrast_line[p] + x * twopixsize / 2; + + memcpy(pos, pix[p], twopixsize); + } + } + for (x = 0; x < tpg->scaled_width; x += 2) { + u8 pix[TPG_MAX_PLANES][8]; + + gen_twopix(tpg, pix, TPG_COLOR_100_BLACK, 0); + gen_twopix(tpg, pix, TPG_COLOR_100_BLACK, 1); + for (p = 0; p < tpg->planes; p++) { + unsigned twopixsize = tpg->twopixelsize[p]; + u8 *pos = tpg->black_line[p] + x * twopixsize / 2; + + memcpy(pos, pix[p], twopixsize); + } + } + for (x = 0; x < tpg->scaled_width * 2; x += 2) { + u8 pix[TPG_MAX_PLANES][8]; + + gen_twopix(tpg, pix, TPG_COLOR_RANDOM, 0); + gen_twopix(tpg, pix, TPG_COLOR_RANDOM, 1); + for (p = 0; p < tpg->planes; p++) { + unsigned twopixsize = tpg->twopixelsize[p]; + u8 *pos = tpg->random_line[p] + x * twopixsize / 2; + + memcpy(pos, pix[p], twopixsize); + } + } + gen_twopix(tpg, tpg->textbg, TPG_COLOR_TEXTBG, 0); + gen_twopix(tpg, tpg->textbg, TPG_COLOR_TEXTBG, 1); + gen_twopix(tpg, tpg->textfg, TPG_COLOR_TEXTFG, 0); + gen_twopix(tpg, tpg->textfg, TPG_COLOR_TEXTFG, 1); +} + +/* need this to do rgb24 rendering */ +typedef struct { u16 __; u8 _; } __packed x24; + +void tpg_gen_text(struct tpg_data *tpg, u8 *basep[TPG_MAX_PLANES][2], + int y, int x, char *text) +{ + int line; + unsigned step = V4L2_FIELD_HAS_T_OR_B(tpg->field) ? 2 : 1; + unsigned div = step; + unsigned first = 0; + unsigned len = strlen(text); + unsigned p; + + if (font8x16 == NULL || basep == NULL) + return; + + /* Checks if it is possible to show string */ + if (y + 16 >= tpg->compose.height || x + 8 >= tpg->compose.width) + return; + + if (len > (tpg->compose.width - x) / 8) + len = (tpg->compose.width - x) / 8; + if (tpg->vflip) + y = tpg->compose.height - y - 16; + if (tpg->hflip) + x = tpg->compose.width - x - 8; + y += tpg->compose.top; + x += tpg->compose.left; + if (tpg->field == V4L2_FIELD_BOTTOM) + first = 1; + else if (tpg->field == V4L2_FIELD_SEQ_TB || tpg->field == V4L2_FIELD_SEQ_BT) + div = 2; + + for (p = 0; p < tpg->planes; p++) { + /* Print stream time */ +#define PRINTSTR(PIXTYPE) do { \ + PIXTYPE fg; \ + PIXTYPE bg; \ + memcpy(&fg, tpg->textfg[p], sizeof(PIXTYPE)); \ + memcpy(&bg, tpg->textbg[p], sizeof(PIXTYPE)); \ + \ + for (line = first; line < 16; line += step) { \ + int l = tpg->vflip ? 15 - line : line; \ + PIXTYPE *pos = (PIXTYPE *)(basep[p][line & 1] + \ + ((y * step + l) / div) * tpg->bytesperline[p] + \ + x * sizeof(PIXTYPE)); \ + unsigned s; \ + \ + for (s = 0; s < len; s++) { \ + u8 chr = font8x16[text[s] * 16 + line]; \ + \ + if (tpg->hflip) { \ + pos[7] = (chr & (0x01 << 7) ? fg : bg); \ + pos[6] = (chr & (0x01 << 6) ? fg : bg); \ + pos[5] = (chr & (0x01 << 5) ? fg : bg); \ + pos[4] = (chr & (0x01 << 4) ? fg : bg); \ + pos[3] = (chr & (0x01 << 3) ? fg : bg); \ + pos[2] = (chr & (0x01 << 2) ? fg : bg); \ + pos[1] = (chr & (0x01 << 1) ? fg : bg); \ + pos[0] = (chr & (0x01 << 0) ? fg : bg); \ + } else { \ + pos[0] = (chr & (0x01 << 7) ? fg : bg); \ + pos[1] = (chr & (0x01 << 6) ? fg : bg); \ + pos[2] = (chr & (0x01 << 5) ? fg : bg); \ + pos[3] = (chr & (0x01 << 4) ? fg : bg); \ + pos[4] = (chr & (0x01 << 3) ? fg : bg); \ + pos[5] = (chr & (0x01 << 2) ? fg : bg); \ + pos[6] = (chr & (0x01 << 1) ? fg : bg); \ + pos[7] = (chr & (0x01 << 0) ? fg : bg); \ + } \ + \ + pos += tpg->hflip ? -8 : 8; \ + } \ + } \ +} while (0) + + switch (tpg->twopixelsize[p]) { + case 2: + PRINTSTR(u8); break; + case 4: + PRINTSTR(u16); break; + case 6: + PRINTSTR(x24); break; + case 8: + PRINTSTR(u32); break; + } + } +} + +void tpg_update_mv_step(struct tpg_data *tpg) +{ + int factor = tpg->mv_hor_mode > TPG_MOVE_NONE ? -1 : 1; + + if (tpg->hflip) + factor = -factor; + switch (tpg->mv_hor_mode) { + case TPG_MOVE_NEG_FAST: + case TPG_MOVE_POS_FAST: + tpg->mv_hor_step = ((tpg->src_width + 319) / 320) * 4; + break; + case TPG_MOVE_NEG: + case TPG_MOVE_POS: + tpg->mv_hor_step = ((tpg->src_width + 639) / 640) * 4; + break; + case TPG_MOVE_NEG_SLOW: + case TPG_MOVE_POS_SLOW: + tpg->mv_hor_step = 2; + break; + case TPG_MOVE_NONE: + tpg->mv_hor_step = 0; + break; + } + if (factor < 0) + tpg->mv_hor_step = tpg->src_width - tpg->mv_hor_step; + + factor = tpg->mv_vert_mode > TPG_MOVE_NONE ? -1 : 1; + switch (tpg->mv_vert_mode) { + case TPG_MOVE_NEG_FAST: + case TPG_MOVE_POS_FAST: + tpg->mv_vert_step = ((tpg->src_width + 319) / 320) * 4; + break; + case TPG_MOVE_NEG: + case TPG_MOVE_POS: + tpg->mv_vert_step = ((tpg->src_width + 639) / 640) * 4; + break; + case TPG_MOVE_NEG_SLOW: + case TPG_MOVE_POS_SLOW: + tpg->mv_vert_step = 1; + break; + case TPG_MOVE_NONE: + tpg->mv_vert_step = 0; + break; + } + if (factor < 0) + tpg->mv_vert_step = tpg->src_height - tpg->mv_vert_step; +} + +/* Map the line number relative to the crop rectangle to a frame line number */ +static unsigned tpg_calc_frameline(struct tpg_data *tpg, unsigned src_y, + unsigned field) +{ + switch (field) { + case V4L2_FIELD_TOP: + return tpg->crop.top + src_y * 2; + case V4L2_FIELD_BOTTOM: + return tpg->crop.top + src_y * 2 + 1; + default: + return src_y + tpg->crop.top; + } +} + +/* + * Map the line number relative to the compose rectangle to a destination + * buffer line number. + */ +static unsigned tpg_calc_buffer_line(struct tpg_data *tpg, unsigned y, + unsigned field) +{ + y += tpg->compose.top; + switch (field) { + case V4L2_FIELD_SEQ_TB: + if (y & 1) + return tpg->buf_height / 2 + y / 2; + return y / 2; + case V4L2_FIELD_SEQ_BT: + if (y & 1) + return y / 2; + return tpg->buf_height / 2 + y / 2; + default: + return y; + } +} + +static void tpg_recalc(struct tpg_data *tpg) +{ + if (tpg->recalc_colors) { + tpg->recalc_colors = false; + tpg->recalc_lines = true; + tpg_precalculate_colors(tpg); + } + if (tpg->recalc_square_border) { + tpg->recalc_square_border = false; + tpg_calculate_square_border(tpg); + } + if (tpg->recalc_lines) { + tpg->recalc_lines = false; + tpg_precalculate_line(tpg); + } +} + +void tpg_calc_text_basep(struct tpg_data *tpg, + u8 *basep[TPG_MAX_PLANES][2], unsigned p, u8 *vbuf) +{ + unsigned stride = tpg->bytesperline[p]; + + tpg_recalc(tpg); + + basep[p][0] = vbuf; + basep[p][1] = vbuf; + if (tpg->field == V4L2_FIELD_SEQ_TB) + basep[p][1] += tpg->buf_height * stride / 2; + else if (tpg->field == V4L2_FIELD_SEQ_BT) + basep[p][0] += tpg->buf_height * stride / 2; +} + +void tpg_fillbuffer(struct tpg_data *tpg, v4l2_std_id std, unsigned p, u8 *vbuf) +{ + bool is_tv = std; + bool is_60hz = is_tv && (std & V4L2_STD_525_60); + unsigned mv_hor_old = tpg->mv_hor_count % tpg->src_width; + unsigned mv_hor_new = (tpg->mv_hor_count + tpg->mv_hor_step) % tpg->src_width; + unsigned mv_vert_old = tpg->mv_vert_count % tpg->src_height; + unsigned mv_vert_new = (tpg->mv_vert_count + tpg->mv_vert_step) % tpg->src_height; + unsigned wss_width; + unsigned f; + int hmax = (tpg->compose.height * tpg->perc_fill) / 100; + int h; + unsigned twopixsize = tpg->twopixelsize[p]; + unsigned img_width = tpg->compose.width * twopixsize / 2; + unsigned line_offset; + unsigned left_pillar_width = 0; + unsigned right_pillar_start = img_width; + unsigned stride = tpg->bytesperline[p]; + unsigned factor = V4L2_FIELD_HAS_T_OR_B(tpg->field) ? 2 : 1; + u8 *orig_vbuf = vbuf; + + /* Coarse scaling with Bresenham */ + unsigned int_part = (tpg->crop.height / factor) / tpg->compose.height; + unsigned fract_part = (tpg->crop.height / factor) % tpg->compose.height; + unsigned src_y = 0; + unsigned error = 0; + + tpg_recalc(tpg); + + mv_hor_old = (mv_hor_old * tpg->scaled_width / tpg->src_width) & ~1; + mv_hor_new = (mv_hor_new * tpg->scaled_width / tpg->src_width) & ~1; + wss_width = tpg->crop.left < tpg->src_width / 2 ? + tpg->src_width / 2 - tpg->crop.left : 0; + if (wss_width > tpg->crop.width) + wss_width = tpg->crop.width; + wss_width = wss_width * tpg->scaled_width / tpg->src_width; + + vbuf += tpg->compose.left * twopixsize / 2; + line_offset = tpg->crop.left * tpg->scaled_width / tpg->src_width; + line_offset = (line_offset & ~1) * twopixsize / 2; + if (tpg->crop.left < tpg->border.left) { + left_pillar_width = tpg->border.left - tpg->crop.left; + if (left_pillar_width > tpg->crop.width) + left_pillar_width = tpg->crop.width; + left_pillar_width = (left_pillar_width * tpg->scaled_width) / tpg->src_width; + left_pillar_width = (left_pillar_width & ~1) * twopixsize / 2; + } + if (tpg->crop.left + tpg->crop.width > tpg->border.left + tpg->border.width) { + right_pillar_start = tpg->border.left + tpg->border.width - tpg->crop.left; + right_pillar_start = (right_pillar_start * tpg->scaled_width) / tpg->src_width; + right_pillar_start = (right_pillar_start & ~1) * twopixsize / 2; + if (right_pillar_start > img_width) + right_pillar_start = img_width; + } + + f = tpg->field == (is_60hz ? V4L2_FIELD_TOP : V4L2_FIELD_BOTTOM); + + for (h = 0; h < tpg->compose.height; h++) { + bool even; + bool fill_blank = false; + unsigned frame_line; + unsigned buf_line; + unsigned pat_line_old; + unsigned pat_line_new; + u8 *linestart_older; + u8 *linestart_newer; + u8 *linestart_top; + u8 *linestart_bottom; + + frame_line = tpg_calc_frameline(tpg, src_y, tpg->field); + even = !(frame_line & 1); + buf_line = tpg_calc_buffer_line(tpg, h, tpg->field); + src_y += int_part; + error += fract_part; + if (error >= tpg->compose.height) { + error -= tpg->compose.height; + src_y++; + } + + if (h >= hmax) { + if (hmax == tpg->compose.height) + continue; + if (!tpg->perc_fill_blank) + continue; + fill_blank = true; + } + + if (tpg->vflip) + frame_line = tpg->src_height - frame_line - 1; + + if (fill_blank) { + linestart_older = tpg->contrast_line[p]; + linestart_newer = tpg->contrast_line[p]; + } else if (tpg->qual != TPG_QUAL_NOISE && + (frame_line < tpg->border.top || + frame_line >= tpg->border.top + tpg->border.height)) { + linestart_older = tpg->black_line[p]; + linestart_newer = tpg->black_line[p]; + } else if (tpg->pattern == TPG_PAT_NOISE || tpg->qual == TPG_QUAL_NOISE) { + linestart_older = tpg->random_line[p] + + twopixsize * prandom_u32_max(tpg->src_width / 2); + linestart_newer = tpg->random_line[p] + + twopixsize * prandom_u32_max(tpg->src_width / 2); + } else { + pat_line_old = tpg_get_pat_line(tpg, + (frame_line + mv_vert_old) % tpg->src_height); + pat_line_new = tpg_get_pat_line(tpg, + (frame_line + mv_vert_new) % tpg->src_height); + linestart_older = tpg->lines[pat_line_old][p] + + mv_hor_old * twopixsize / 2; + linestart_newer = tpg->lines[pat_line_new][p] + + mv_hor_new * twopixsize / 2; + linestart_older += line_offset; + linestart_newer += line_offset; + } + if (is_60hz) { + linestart_top = linestart_newer; + linestart_bottom = linestart_older; + } else { + linestart_top = linestart_older; + linestart_bottom = linestart_newer; + } + + switch (tpg->field) { + case V4L2_FIELD_INTERLACED: + case V4L2_FIELD_INTERLACED_TB: + case V4L2_FIELD_SEQ_TB: + case V4L2_FIELD_SEQ_BT: + if (even) + memcpy(vbuf + buf_line * stride, linestart_top, img_width); + else + memcpy(vbuf + buf_line * stride, linestart_bottom, img_width); + break; + case V4L2_FIELD_INTERLACED_BT: + if (even) + memcpy(vbuf + buf_line * stride, linestart_bottom, img_width); + else + memcpy(vbuf + buf_line * stride, linestart_top, img_width); + break; + case V4L2_FIELD_TOP: + memcpy(vbuf + buf_line * stride, linestart_top, img_width); + break; + case V4L2_FIELD_BOTTOM: + memcpy(vbuf + buf_line * stride, linestart_bottom, img_width); + break; + case V4L2_FIELD_NONE: + default: + memcpy(vbuf + buf_line * stride, linestart_older, img_width); + break; + } + + if (is_tv && !is_60hz && frame_line == 0 && wss_width) { + /* + * Replace the first half of the top line of a 50 Hz frame + * with random data to simulate a WSS signal. + */ + u8 *wss = tpg->random_line[p] + + twopixsize * prandom_u32_max(tpg->src_width / 2); + + memcpy(vbuf + buf_line * stride, wss, wss_width * twopixsize / 2); + } + } + + vbuf = orig_vbuf; + vbuf += tpg->compose.left * twopixsize / 2; + src_y = 0; + error = 0; + for (h = 0; h < tpg->compose.height; h++) { + unsigned frame_line = tpg_calc_frameline(tpg, src_y, tpg->field); + unsigned buf_line = tpg_calc_buffer_line(tpg, h, tpg->field); + const struct v4l2_rect *sq = &tpg->square; + const struct v4l2_rect *b = &tpg->border; + const struct v4l2_rect *c = &tpg->crop; + + src_y += int_part; + error += fract_part; + if (error >= tpg->compose.height) { + error -= tpg->compose.height; + src_y++; + } + + if (tpg->show_border && frame_line >= b->top && + frame_line < b->top + b->height) { + unsigned bottom = b->top + b->height - 1; + unsigned left = left_pillar_width; + unsigned right = right_pillar_start; + + if (frame_line == b->top || frame_line == b->top + 1 || + frame_line == bottom || frame_line == bottom - 1) { + memcpy(vbuf + buf_line * stride + left, tpg->contrast_line[p], + right - left); + } else { + if (b->left >= c->left && + b->left < c->left + c->width) + memcpy(vbuf + buf_line * stride + left, + tpg->contrast_line[p], twopixsize); + if (b->left + b->width > c->left && + b->left + b->width <= c->left + c->width) + memcpy(vbuf + buf_line * stride + right - twopixsize, + tpg->contrast_line[p], twopixsize); + } + } + if (tpg->qual != TPG_QUAL_NOISE && frame_line >= b->top && + frame_line < b->top + b->height) { + memcpy(vbuf + buf_line * stride, tpg->black_line[p], left_pillar_width); + memcpy(vbuf + buf_line * stride + right_pillar_start, tpg->black_line[p], + img_width - right_pillar_start); + } + if (tpg->show_square && frame_line >= sq->top && + frame_line < sq->top + sq->height && + sq->left < c->left + c->width && + sq->left + sq->width >= c->left) { + unsigned left = sq->left; + unsigned width = sq->width; + + if (c->left > left) { + width -= c->left - left; + left = c->left; + } + if (c->left + c->width < left + width) + width -= left + width - c->left - c->width; + left -= c->left; + left = (left * tpg->scaled_width) / tpg->src_width; + left = (left & ~1) * twopixsize / 2; + width = (width * tpg->scaled_width) / tpg->src_width; + width = (width & ~1) * twopixsize / 2; + memcpy(vbuf + buf_line * stride + left, tpg->contrast_line[p], width); + } + if (tpg->insert_sav) { + unsigned offset = (tpg->compose.width / 6) * twopixsize; + u8 *p = vbuf + buf_line * stride + offset; + unsigned vact = 0, hact = 0; + + p[0] = 0xff; + p[1] = 0; + p[2] = 0; + p[3] = 0x80 | (f << 6) | (vact << 5) | (hact << 4) | + ((hact ^ vact) << 3) | + ((hact ^ f) << 2) | + ((f ^ vact) << 1) | + (hact ^ vact ^ f); + } + if (tpg->insert_eav) { + unsigned offset = (tpg->compose.width / 6) * 2 * twopixsize; + u8 *p = vbuf + buf_line * stride + offset; + unsigned vact = 0, hact = 1; + + p[0] = 0xff; + p[1] = 0; + p[2] = 0; + p[3] = 0x80 | (f << 6) | (vact << 5) | (hact << 4) | + ((hact ^ vact) << 3) | + ((hact ^ f) << 2) | + ((f ^ vact) << 1) | + (hact ^ vact ^ f); + } + } +} diff --git a/drivers/media/platform/vivid/vivid-tpg.h b/drivers/media/platform/vivid/vivid-tpg.h new file mode 100644 index 0000000..8ef3e52 --- /dev/null +++ b/drivers/media/platform/vivid/vivid-tpg.h @@ -0,0 +1,439 @@ +/* + * vivid-tpg.h - Test Pattern Generator + * + * Copyright 2014 Cisco Systems, Inc. and/or its affiliates. All rights reserved. + * + * This program is free software; you may redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; version 2 of the License. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND + * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS + * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN + * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN + * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE + * SOFTWARE. + */ + +#ifndef _VIVID_TPG_H_ +#define _VIVID_TPG_H_ + +#include <linux/version.h> +#include <linux/types.h> +#include <linux/errno.h> +#include <linux/random.h> +#include <linux/slab.h> +#include <linux/vmalloc.h> +#include <linux/videodev2.h> + +#include "vivid-tpg-colors.h" + +enum tpg_pattern { + TPG_PAT_75_COLORBAR, + TPG_PAT_100_COLORBAR, + TPG_PAT_CSC_COLORBAR, + TPG_PAT_100_HCOLORBAR, + TPG_PAT_100_COLORSQUARES, + TPG_PAT_BLACK, + TPG_PAT_WHITE, + TPG_PAT_RED, + TPG_PAT_GREEN, + TPG_PAT_BLUE, + TPG_PAT_CHECKERS_16X16, + TPG_PAT_CHECKERS_1X1, + TPG_PAT_ALTERNATING_HLINES, + TPG_PAT_ALTERNATING_VLINES, + TPG_PAT_CROSS_1_PIXEL, + TPG_PAT_CROSS_2_PIXELS, + TPG_PAT_CROSS_10_PIXELS, + TPG_PAT_GRAY_RAMP, + + /* Must be the last pattern */ + TPG_PAT_NOISE, +}; + +extern const char * const tpg_pattern_strings[]; + +enum tpg_quality { + TPG_QUAL_COLOR, + TPG_QUAL_GRAY, + TPG_QUAL_NOISE +}; + +enum tpg_video_aspect { + TPG_VIDEO_ASPECT_IMAGE, + TPG_VIDEO_ASPECT_4X3, + TPG_VIDEO_ASPECT_14X9_CENTRE, + TPG_VIDEO_ASPECT_16X9_CENTRE, + TPG_VIDEO_ASPECT_16X9_ANAMORPHIC, +}; + +enum tpg_pixel_aspect { + TPG_PIXEL_ASPECT_SQUARE, + TPG_PIXEL_ASPECT_NTSC, + TPG_PIXEL_ASPECT_PAL, +}; + +enum tpg_move_mode { + TPG_MOVE_NEG_FAST, + TPG_MOVE_NEG, + TPG_MOVE_NEG_SLOW, + TPG_MOVE_NONE, + TPG_MOVE_POS_SLOW, + TPG_MOVE_POS, + TPG_MOVE_POS_FAST, +}; + +extern const char * const tpg_aspect_strings[]; + +#define TPG_MAX_PLANES 2 +#define TPG_MAX_PAT_LINES 8 + +struct tpg_data { + /* Source frame size */ + unsigned src_width, src_height; + /* Buffer height */ + unsigned buf_height; + /* Scaled output frame size */ + unsigned scaled_width; + u32 field; + /* crop coordinates are frame-based */ + struct v4l2_rect crop; + /* compose coordinates are format-based */ + struct v4l2_rect compose; + /* border and square coordinates are frame-based */ + struct v4l2_rect border; + struct v4l2_rect square; + + /* Color-related fields */ + enum tpg_quality qual; + unsigned qual_offset; + u8 alpha_component; + bool alpha_red_only; + u8 brightness; + u8 contrast; + u8 saturation; + s16 hue; + u32 fourcc; + bool is_yuv; + u32 colorspace; + enum tpg_video_aspect vid_aspect; + enum tpg_pixel_aspect pix_aspect; + unsigned rgb_range; + unsigned real_rgb_range; + unsigned planes; + /* Used to store the colors in native format, either RGB or YUV */ + u8 colors[TPG_COLOR_MAX][3]; + u8 textfg[TPG_MAX_PLANES][8], textbg[TPG_MAX_PLANES][8]; + /* size in bytes for two pixels in each plane */ + unsigned twopixelsize[TPG_MAX_PLANES]; + unsigned bytesperline[TPG_MAX_PLANES]; + + /* Configuration */ + enum tpg_pattern pattern; + bool hflip; + bool vflip; + unsigned perc_fill; + bool perc_fill_blank; + bool show_border; + bool show_square; + bool insert_sav; + bool insert_eav; + + /* Test pattern movement */ + enum tpg_move_mode mv_hor_mode; + int mv_hor_count; + int mv_hor_step; + enum tpg_move_mode mv_vert_mode; + int mv_vert_count; + int mv_vert_step; + + bool recalc_colors; + bool recalc_lines; + bool recalc_square_border; + + /* Used to store TPG_MAX_PAT_LINES lines, each with up to two planes */ + unsigned max_line_width; + u8 *lines[TPG_MAX_PAT_LINES][TPG_MAX_PLANES]; + u8 *random_line[TPG_MAX_PLANES]; + u8 *contrast_line[TPG_MAX_PLANES]; + u8 *black_line[TPG_MAX_PLANES]; +}; + +void tpg_init(struct tpg_data *tpg, unsigned w, unsigned h); +int tpg_alloc(struct tpg_data *tpg, unsigned max_w); +void tpg_free(struct tpg_data *tpg); +void tpg_reset_source(struct tpg_data *tpg, unsigned width, unsigned height, + u32 field); + +void tpg_set_font(const u8 *f); +void tpg_gen_text(struct tpg_data *tpg, + u8 *basep[TPG_MAX_PLANES][2], int y, int x, char *text); +void tpg_calc_text_basep(struct tpg_data *tpg, + u8 *basep[TPG_MAX_PLANES][2], unsigned p, u8 *vbuf); +void tpg_fillbuffer(struct tpg_data *tpg, v4l2_std_id std, unsigned p, u8 *vbuf); +bool tpg_s_fourcc(struct tpg_data *tpg, u32 fourcc); +void tpg_s_crop_compose(struct tpg_data *tpg, const struct v4l2_rect *crop, + const struct v4l2_rect *compose); + +static inline void tpg_s_pattern(struct tpg_data *tpg, enum tpg_pattern pattern) +{ + if (tpg->pattern == pattern) + return; + tpg->pattern = pattern; + tpg->recalc_colors = true; +} + +static inline void tpg_s_quality(struct tpg_data *tpg, + enum tpg_quality qual, unsigned qual_offset) +{ + if (tpg->qual == qual && tpg->qual_offset == qual_offset) + return; + tpg->qual = qual; + tpg->qual_offset = qual_offset; + tpg->recalc_colors = true; +} + +static inline enum tpg_quality tpg_g_quality(const struct tpg_data *tpg) +{ + return tpg->qual; +} + +static inline void tpg_s_alpha_component(struct tpg_data *tpg, + u8 alpha_component) +{ + if (tpg->alpha_component == alpha_component) + return; + tpg->alpha_component = alpha_component; + tpg->recalc_colors = true; +} + +static inline void tpg_s_alpha_mode(struct tpg_data *tpg, + bool red_only) +{ + if (tpg->alpha_red_only == red_only) + return; + tpg->alpha_red_only = red_only; + tpg->recalc_colors = true; +} + +static inline void tpg_s_brightness(struct tpg_data *tpg, + u8 brightness) +{ + if (tpg->brightness == brightness) + return; + tpg->brightness = brightness; + tpg->recalc_colors = true; +} + +static inline void tpg_s_contrast(struct tpg_data *tpg, + u8 contrast) +{ + if (tpg->contrast == contrast) + return; + tpg->contrast = contrast; + tpg->recalc_colors = true; +} + +static inline void tpg_s_saturation(struct tpg_data *tpg, + u8 saturation) +{ + if (tpg->saturation == saturation) + return; + tpg->saturation = saturation; + tpg->recalc_colors = true; +} + +static inline void tpg_s_hue(struct tpg_data *tpg, + s16 hue) +{ + if (tpg->hue == hue) + return; + tpg->hue = hue; + tpg->recalc_colors = true; +} + +static inline void tpg_s_rgb_range(struct tpg_data *tpg, + unsigned rgb_range) +{ + if (tpg->rgb_range == rgb_range) + return; + tpg->rgb_range = rgb_range; + tpg->recalc_colors = true; +} + +static inline void tpg_s_real_rgb_range(struct tpg_data *tpg, + unsigned rgb_range) +{ + if (tpg->real_rgb_range == rgb_range) + return; + tpg->real_rgb_range = rgb_range; + tpg->recalc_colors = true; +} + +static inline void tpg_s_colorspace(struct tpg_data *tpg, u32 colorspace) +{ + if (tpg->colorspace == colorspace) + return; + tpg->colorspace = colorspace; + tpg->recalc_colors = true; +} + +static inline u32 tpg_g_colorspace(const struct tpg_data *tpg) +{ + return tpg->colorspace; +} + +static inline unsigned tpg_g_planes(const struct tpg_data *tpg) +{ + return tpg->planes; +} + +static inline unsigned tpg_g_twopixelsize(const struct tpg_data *tpg, unsigned plane) +{ + return tpg->twopixelsize[plane]; +} + +static inline unsigned tpg_g_bytesperline(const struct tpg_data *tpg, unsigned plane) +{ + return tpg->bytesperline[plane]; +} + +static inline void tpg_s_bytesperline(struct tpg_data *tpg, unsigned plane, unsigned bpl) +{ + tpg->bytesperline[plane] = bpl; +} + +static inline void tpg_s_buf_height(struct tpg_data *tpg, unsigned h) +{ + tpg->buf_height = h; +} + +static inline void tpg_s_field(struct tpg_data *tpg, unsigned field) +{ + tpg->field = field; +} + +static inline void tpg_s_perc_fill(struct tpg_data *tpg, + unsigned perc_fill) +{ + tpg->perc_fill = perc_fill; +} + +static inline unsigned tpg_g_perc_fill(const struct tpg_data *tpg) +{ + return tpg->perc_fill; +} + +static inline void tpg_s_perc_fill_blank(struct tpg_data *tpg, + bool perc_fill_blank) +{ + tpg->perc_fill_blank = perc_fill_blank; +} + +static inline void tpg_s_video_aspect(struct tpg_data *tpg, + enum tpg_video_aspect vid_aspect) +{ + if (tpg->vid_aspect == vid_aspect) + return; + tpg->vid_aspect = vid_aspect; + tpg->recalc_square_border = true; +} + +static inline enum tpg_video_aspect tpg_g_video_aspect(const struct tpg_data *tpg) +{ + return tpg->vid_aspect; +} + +static inline void tpg_s_pixel_aspect(struct tpg_data *tpg, + enum tpg_pixel_aspect pix_aspect) +{ + if (tpg->pix_aspect == pix_aspect) + return; + tpg->pix_aspect = pix_aspect; + tpg->recalc_square_border = true; +} + +static inline void tpg_s_show_border(struct tpg_data *tpg, + bool show_border) +{ + tpg->show_border = show_border; +} + +static inline void tpg_s_show_square(struct tpg_data *tpg, + bool show_square) +{ + tpg->show_square = show_square; +} + +static inline void tpg_s_insert_sav(struct tpg_data *tpg, bool insert_sav) +{ + tpg->insert_sav = insert_sav; +} + +static inline void tpg_s_insert_eav(struct tpg_data *tpg, bool insert_eav) +{ + tpg->insert_eav = insert_eav; +} + +void tpg_update_mv_step(struct tpg_data *tpg); + +static inline void tpg_s_mv_hor_mode(struct tpg_data *tpg, + enum tpg_move_mode mv_hor_mode) +{ + tpg->mv_hor_mode = mv_hor_mode; + tpg_update_mv_step(tpg); +} + +static inline void tpg_s_mv_vert_mode(struct tpg_data *tpg, + enum tpg_move_mode mv_vert_mode) +{ + tpg->mv_vert_mode = mv_vert_mode; + tpg_update_mv_step(tpg); +} + +static inline void tpg_init_mv_count(struct tpg_data *tpg) +{ + tpg->mv_hor_count = tpg->mv_vert_count = 0; +} + +static inline void tpg_update_mv_count(struct tpg_data *tpg, bool frame_is_field) +{ + tpg->mv_hor_count += tpg->mv_hor_step * (frame_is_field ? 1 : 2); + tpg->mv_vert_count += tpg->mv_vert_step * (frame_is_field ? 1 : 2); +} + +static inline void tpg_s_hflip(struct tpg_data *tpg, bool hflip) +{ + if (tpg->hflip == hflip) + return; + tpg->hflip = hflip; + tpg_update_mv_step(tpg); + tpg->recalc_lines = true; +} + +static inline bool tpg_g_hflip(const struct tpg_data *tpg) +{ + return tpg->hflip; +} + +static inline void tpg_s_vflip(struct tpg_data *tpg, bool vflip) +{ + tpg->vflip = vflip; +} + +static inline bool tpg_g_vflip(const struct tpg_data *tpg) +{ + return tpg->vflip; +} + +static inline bool tpg_pattern_is_static(const struct tpg_data *tpg) +{ + return tpg->pattern != TPG_PAT_NOISE && + tpg->mv_hor_mode == TPG_MOVE_NONE && + tpg->mv_vert_mode == TPG_MOVE_NONE; +} + +#endif diff --git a/drivers/media/platform/vivid/vivid-vbi-cap.c b/drivers/media/platform/vivid/vivid-vbi-cap.c new file mode 100644 index 0000000..2166d0b --- /dev/null +++ b/drivers/media/platform/vivid/vivid-vbi-cap.c @@ -0,0 +1,371 @@ +/* + * vivid-vbi-cap.c - vbi capture support functions. + * + * Copyright 2014 Cisco Systems, Inc. and/or its affiliates. All rights reserved. + * + * This program is free software; you may redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; version 2 of the License. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND + * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS + * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN + * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN + * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE + * SOFTWARE. + */ + +#include <linux/errno.h> +#include <linux/kernel.h> +#include <linux/videodev2.h> +#include <media/v4l2-common.h> + +#include "vivid-core.h" +#include "vivid-kthread-cap.h" +#include "vivid-vbi-cap.h" +#include "vivid-vbi-gen.h" + +static void vivid_sliced_vbi_cap_fill(struct vivid_dev *dev, unsigned seqnr) +{ + struct vivid_vbi_gen_data *vbi_gen = &dev->vbi_gen; + bool is_60hz = dev->std_cap & V4L2_STD_525_60; + + vivid_vbi_gen_sliced(vbi_gen, is_60hz, seqnr); + + if (!is_60hz) { + if (dev->loop_video) { + if (dev->vbi_out_have_wss) { + vbi_gen->data[12].data[0] = dev->vbi_out_wss[0]; + vbi_gen->data[12].data[1] = dev->vbi_out_wss[1]; + } else { + vbi_gen->data[12].id = 0; + } + } else { + switch (tpg_g_video_aspect(&dev->tpg)) { + case TPG_VIDEO_ASPECT_14X9_CENTRE: + vbi_gen->data[12].data[0] = 0x01; + break; + case TPG_VIDEO_ASPECT_16X9_CENTRE: + vbi_gen->data[12].data[0] = 0x0b; + break; + case TPG_VIDEO_ASPECT_16X9_ANAMORPHIC: + vbi_gen->data[12].data[0] = 0x07; + break; + case TPG_VIDEO_ASPECT_4X3: + default: + vbi_gen->data[12].data[0] = 0x08; + break; + } + } + } else if (dev->loop_video && is_60hz) { + if (dev->vbi_out_have_cc[0]) { + vbi_gen->data[0].data[0] = dev->vbi_out_cc[0][0]; + vbi_gen->data[0].data[1] = dev->vbi_out_cc[0][1]; + } else { + vbi_gen->data[0].id = 0; + } + if (dev->vbi_out_have_cc[1]) { + vbi_gen->data[1].data[0] = dev->vbi_out_cc[1][0]; + vbi_gen->data[1].data[1] = dev->vbi_out_cc[1][1]; + } else { + vbi_gen->data[1].id = 0; + } + } +} + +static void vivid_g_fmt_vbi_cap(struct vivid_dev *dev, struct v4l2_vbi_format *vbi) +{ + bool is_60hz = dev->std_cap & V4L2_STD_525_60; + + vbi->sampling_rate = 27000000; + vbi->offset = 24; + vbi->samples_per_line = 1440; + vbi->sample_format = V4L2_PIX_FMT_GREY; + vbi->start[0] = is_60hz ? V4L2_VBI_ITU_525_F1_START + 9 : V4L2_VBI_ITU_625_F1_START + 5; + vbi->start[1] = is_60hz ? V4L2_VBI_ITU_525_F2_START + 9 : V4L2_VBI_ITU_625_F2_START + 5; + vbi->count[0] = vbi->count[1] = is_60hz ? 12 : 18; + vbi->flags = dev->vbi_cap_interlaced ? V4L2_VBI_INTERLACED : 0; + vbi->reserved[0] = 0; + vbi->reserved[1] = 0; +} + +void vivid_raw_vbi_cap_process(struct vivid_dev *dev, struct vivid_buffer *buf) +{ + struct v4l2_vbi_format vbi; + u8 *vbuf = vb2_plane_vaddr(&buf->vb, 0); + + vivid_g_fmt_vbi_cap(dev, &vbi); + buf->vb.v4l2_buf.sequence = dev->vbi_cap_seq_count; + if (dev->field_cap == V4L2_FIELD_ALTERNATE) + buf->vb.v4l2_buf.sequence /= 2; + + vivid_sliced_vbi_cap_fill(dev, buf->vb.v4l2_buf.sequence); + + memset(vbuf, 0x10, vb2_plane_size(&buf->vb, 0)); + + if (!VIVID_INVALID_SIGNAL(dev->std_signal_mode)) + vivid_vbi_gen_raw(&dev->vbi_gen, &vbi, vbuf); + + v4l2_get_timestamp(&buf->vb.v4l2_buf.timestamp); + buf->vb.v4l2_buf.timestamp.tv_sec += dev->time_wrap_offset; +} + + +void vivid_sliced_vbi_cap_process(struct vivid_dev *dev, struct vivid_buffer *buf) +{ + struct v4l2_sliced_vbi_data *vbuf = vb2_plane_vaddr(&buf->vb, 0); + + buf->vb.v4l2_buf.sequence = dev->vbi_cap_seq_count; + if (dev->field_cap == V4L2_FIELD_ALTERNATE) + buf->vb.v4l2_buf.sequence /= 2; + + vivid_sliced_vbi_cap_fill(dev, buf->vb.v4l2_buf.sequence); + + memset(vbuf, 0, vb2_plane_size(&buf->vb, 0)); + if (!VIVID_INVALID_SIGNAL(dev->std_signal_mode)) { + unsigned i; + + for (i = 0; i < 25; i++) + vbuf[i] = dev->vbi_gen.data[i]; + } + + v4l2_get_timestamp(&buf->vb.v4l2_buf.timestamp); + buf->vb.v4l2_buf.timestamp.tv_sec += dev->time_wrap_offset; +} + +static int vbi_cap_queue_setup(struct vb2_queue *vq, const struct v4l2_format *fmt, + unsigned *nbuffers, unsigned *nplanes, + unsigned sizes[], void *alloc_ctxs[]) +{ + struct vivid_dev *dev = vb2_get_drv_priv(vq); + bool is_60hz = dev->std_cap & V4L2_STD_525_60; + unsigned size = vq->type == V4L2_BUF_TYPE_SLICED_VBI_CAPTURE ? + 36 * sizeof(struct v4l2_sliced_vbi_data) : + 1440 * 2 * (is_60hz ? 12 : 18); + + if (!vivid_is_sdtv_cap(dev)) + return -EINVAL; + + sizes[0] = size; + + if (vq->num_buffers + *nbuffers < 2) + *nbuffers = 2 - vq->num_buffers; + + *nplanes = 1; + return 0; +} + +static int vbi_cap_buf_prepare(struct vb2_buffer *vb) +{ + struct vivid_dev *dev = vb2_get_drv_priv(vb->vb2_queue); + bool is_60hz = dev->std_cap & V4L2_STD_525_60; + unsigned size = vb->vb2_queue->type == V4L2_BUF_TYPE_SLICED_VBI_CAPTURE ? + 36 * sizeof(struct v4l2_sliced_vbi_data) : + 1440 * 2 * (is_60hz ? 12 : 18); + + dprintk(dev, 1, "%s\n", __func__); + + if (dev->buf_prepare_error) { + /* + * Error injection: test what happens if buf_prepare() returns + * an error. + */ + dev->buf_prepare_error = false; + return -EINVAL; + } + if (vb2_plane_size(vb, 0) < size) { + dprintk(dev, 1, "%s data will not fit into plane (%lu < %u)\n", + __func__, vb2_plane_size(vb, 0), size); + return -EINVAL; + } + vb2_set_plane_payload(vb, 0, size); + + return 0; +} + +static void vbi_cap_buf_queue(struct vb2_buffer *vb) +{ + struct vivid_dev *dev = vb2_get_drv_priv(vb->vb2_queue); + struct vivid_buffer *buf = container_of(vb, struct vivid_buffer, vb); + + dprintk(dev, 1, "%s\n", __func__); + + spin_lock(&dev->slock); + list_add_tail(&buf->list, &dev->vbi_cap_active); + spin_unlock(&dev->slock); +} + +static int vbi_cap_start_streaming(struct vb2_queue *vq, unsigned count) +{ + struct vivid_dev *dev = vb2_get_drv_priv(vq); + int err; + + dprintk(dev, 1, "%s\n", __func__); + dev->vbi_cap_seq_count = 0; + if (dev->start_streaming_error) { + dev->start_streaming_error = false; + err = -EINVAL; + } else { + err = vivid_start_generating_vid_cap(dev, &dev->vbi_cap_streaming); + } + if (err) { + struct vivid_buffer *buf, *tmp; + + list_for_each_entry_safe(buf, tmp, &dev->vbi_cap_active, list) { + list_del(&buf->list); + vb2_buffer_done(&buf->vb, VB2_BUF_STATE_QUEUED); + } + } + return err; +} + +/* abort streaming and wait for last buffer */ +static void vbi_cap_stop_streaming(struct vb2_queue *vq) +{ + struct vivid_dev *dev = vb2_get_drv_priv(vq); + + dprintk(dev, 1, "%s\n", __func__); + vivid_stop_generating_vid_cap(dev, &dev->vbi_cap_streaming); +} + +const struct vb2_ops vivid_vbi_cap_qops = { + .queue_setup = vbi_cap_queue_setup, + .buf_prepare = vbi_cap_buf_prepare, + .buf_queue = vbi_cap_buf_queue, + .start_streaming = vbi_cap_start_streaming, + .stop_streaming = vbi_cap_stop_streaming, + .wait_prepare = vivid_unlock, + .wait_finish = vivid_lock, +}; + +int vidioc_g_fmt_vbi_cap(struct file *file, void *priv, + struct v4l2_format *f) +{ + struct vivid_dev *dev = video_drvdata(file); + struct v4l2_vbi_format *vbi = &f->fmt.vbi; + + if (!vivid_is_sdtv_cap(dev) || !dev->has_raw_vbi_cap) + return -EINVAL; + + vivid_g_fmt_vbi_cap(dev, vbi); + return 0; +} + +int vidioc_s_fmt_vbi_cap(struct file *file, void *priv, + struct v4l2_format *f) +{ + struct vivid_dev *dev = video_drvdata(file); + int ret = vidioc_g_fmt_vbi_cap(file, priv, f); + + if (ret) + return ret; + if (dev->stream_sliced_vbi_cap && vb2_is_busy(&dev->vb_vbi_cap_q)) + return -EBUSY; + dev->stream_sliced_vbi_cap = false; + dev->vbi_cap_dev.queue->type = V4L2_BUF_TYPE_VBI_CAPTURE; + return 0; +} + +void vivid_fill_service_lines(struct v4l2_sliced_vbi_format *vbi, u32 service_set) +{ + vbi->io_size = sizeof(struct v4l2_sliced_vbi_data) * 36; + vbi->service_set = service_set; + memset(vbi->service_lines, 0, sizeof(vbi->service_lines)); + memset(vbi->reserved, 0, sizeof(vbi->reserved)); + + if (vbi->service_set == 0) + return; + + if (vbi->service_set & V4L2_SLICED_CAPTION_525) { + vbi->service_lines[0][21] = V4L2_SLICED_CAPTION_525; + vbi->service_lines[1][21] = V4L2_SLICED_CAPTION_525; + } + if (vbi->service_set & V4L2_SLICED_WSS_625) { + unsigned i; + + for (i = 7; i <= 18; i++) + vbi->service_lines[0][i] = + vbi->service_lines[1][i] = V4L2_SLICED_TELETEXT_B; + vbi->service_lines[0][23] = V4L2_SLICED_WSS_625; + } +} + +int vidioc_g_fmt_sliced_vbi_cap(struct file *file, void *fh, struct v4l2_format *fmt) +{ + struct vivid_dev *dev = video_drvdata(file); + struct v4l2_sliced_vbi_format *vbi = &fmt->fmt.sliced; + + if (!vivid_is_sdtv_cap(dev) || !dev->has_sliced_vbi_cap) + return -EINVAL; + + vivid_fill_service_lines(vbi, dev->service_set_cap); + return 0; +} + +int vidioc_try_fmt_sliced_vbi_cap(struct file *file, void *fh, struct v4l2_format *fmt) +{ + struct vivid_dev *dev = video_drvdata(file); + struct v4l2_sliced_vbi_format *vbi = &fmt->fmt.sliced; + bool is_60hz = dev->std_cap & V4L2_STD_525_60; + u32 service_set = vbi->service_set; + + if (!vivid_is_sdtv_cap(dev) || !dev->has_sliced_vbi_cap) + return -EINVAL; + + service_set &= is_60hz ? V4L2_SLICED_CAPTION_525 : + V4L2_SLICED_WSS_625 | V4L2_SLICED_TELETEXT_B; + vivid_fill_service_lines(vbi, service_set); + return 0; +} + +int vidioc_s_fmt_sliced_vbi_cap(struct file *file, void *fh, struct v4l2_format *fmt) +{ + struct vivid_dev *dev = video_drvdata(file); + struct v4l2_sliced_vbi_format *vbi = &fmt->fmt.sliced; + int ret = vidioc_try_fmt_sliced_vbi_cap(file, fh, fmt); + + if (ret) + return ret; + if (!dev->stream_sliced_vbi_cap && vb2_is_busy(&dev->vb_vbi_cap_q)) + return -EBUSY; + dev->service_set_cap = vbi->service_set; + dev->stream_sliced_vbi_cap = true; + dev->vbi_cap_dev.queue->type = V4L2_BUF_TYPE_SLICED_VBI_CAPTURE; + return 0; +} + +int vidioc_g_sliced_vbi_cap(struct file *file, void *fh, struct v4l2_sliced_vbi_cap *cap) +{ + struct vivid_dev *dev = video_drvdata(file); + struct video_device *vdev = video_devdata(file); + bool is_60hz; + + if (vdev->vfl_dir == VFL_DIR_RX) { + is_60hz = dev->std_cap & V4L2_STD_525_60; + if (!vivid_is_sdtv_cap(dev) || !dev->has_sliced_vbi_cap || + cap->type != V4L2_BUF_TYPE_SLICED_VBI_CAPTURE) + return -EINVAL; + } else { + is_60hz = dev->std_out & V4L2_STD_525_60; + if (!vivid_is_svid_out(dev) || !dev->has_sliced_vbi_out || + cap->type != V4L2_BUF_TYPE_SLICED_VBI_OUTPUT) + return -EINVAL; + } + + cap->service_set = is_60hz ? V4L2_SLICED_CAPTION_525 : + V4L2_SLICED_WSS_625 | V4L2_SLICED_TELETEXT_B; + if (is_60hz) { + cap->service_lines[0][21] = V4L2_SLICED_CAPTION_525; + cap->service_lines[1][21] = V4L2_SLICED_CAPTION_525; + } else { + unsigned i; + + for (i = 7; i <= 18; i++) + cap->service_lines[0][i] = + cap->service_lines[1][i] = V4L2_SLICED_TELETEXT_B; + cap->service_lines[0][23] = V4L2_SLICED_WSS_625; + } + return 0; +} diff --git a/drivers/media/platform/vivid/vivid-vbi-cap.h b/drivers/media/platform/vivid/vivid-vbi-cap.h new file mode 100644 index 0000000..2d8ea0b --- /dev/null +++ b/drivers/media/platform/vivid/vivid-vbi-cap.h @@ -0,0 +1,40 @@ +/* + * vivid-vbi-cap.h - vbi capture support functions. + * + * Copyright 2014 Cisco Systems, Inc. and/or its affiliates. All rights reserved. + * + * This program is free software; you may redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; version 2 of the License. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND + * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS + * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN + * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN + * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE + * SOFTWARE. + */ + +#ifndef _VIVID_VBI_CAP_H_ +#define _VIVID_VBI_CAP_H_ + +void vivid_fill_time_of_day_packet(u8 *packet); +void vivid_raw_vbi_cap_process(struct vivid_dev *dev, struct vivid_buffer *buf); +void vivid_sliced_vbi_cap_process(struct vivid_dev *dev, struct vivid_buffer *buf); +void vivid_sliced_vbi_out_process(struct vivid_dev *dev, struct vivid_buffer *buf); +int vidioc_g_fmt_vbi_cap(struct file *file, void *priv, + struct v4l2_format *f); +int vidioc_s_fmt_vbi_cap(struct file *file, void *priv, + struct v4l2_format *f); +int vidioc_g_fmt_sliced_vbi_cap(struct file *file, void *fh, struct v4l2_format *fmt); +int vidioc_try_fmt_sliced_vbi_cap(struct file *file, void *fh, struct v4l2_format *fmt); +int vidioc_s_fmt_sliced_vbi_cap(struct file *file, void *fh, struct v4l2_format *fmt); +int vidioc_g_sliced_vbi_cap(struct file *file, void *fh, struct v4l2_sliced_vbi_cap *cap); + +void vivid_fill_service_lines(struct v4l2_sliced_vbi_format *vbi, u32 service_set); + +extern const struct vb2_ops vivid_vbi_cap_qops; + +#endif diff --git a/drivers/media/platform/vivid/vivid-vbi-gen.c b/drivers/media/platform/vivid/vivid-vbi-gen.c new file mode 100644 index 0000000..a2159de --- /dev/null +++ b/drivers/media/platform/vivid/vivid-vbi-gen.c @@ -0,0 +1,323 @@ +/* + * vivid-vbi-gen.c - vbi generator support functions. + * + * Copyright 2014 Cisco Systems, Inc. and/or its affiliates. All rights reserved. + * + * This program is free software; you may redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; version 2 of the License. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND + * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS + * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN + * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN + * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE + * SOFTWARE. + */ + +#include <linux/errno.h> +#include <linux/kernel.h> +#include <linux/ktime.h> +#include <linux/string.h> +#include <linux/videodev2.h> + +#include "vivid-vbi-gen.h" + +static void wss_insert(u8 *wss, u32 val, unsigned size) +{ + while (size--) + *wss++ = (val & (1 << size)) ? 0xc0 : 0x10; +} + +static void vivid_vbi_gen_wss_raw(const struct v4l2_sliced_vbi_data *data, + u8 *buf, unsigned sampling_rate) +{ + const unsigned rate = 5000000; /* WSS has a 5 MHz transmission rate */ + u8 wss[29 + 24 + 24 + 24 + 18 + 18] = { 0 }; + const unsigned zero = 0x07; + const unsigned one = 0x38; + unsigned bit = 0; + u16 wss_data; + int i; + + wss_insert(wss + bit, 0x1f1c71c7, 29); bit += 29; + wss_insert(wss + bit, 0x1e3c1f, 24); bit += 24; + + wss_data = (data->data[1] << 8) | data->data[0]; + for (i = 0; i <= 13; i++, bit += 6) + wss_insert(wss + bit, (wss_data & (1 << i)) ? one : zero, 6); + + for (i = 0, bit = 0; bit < sizeof(wss); bit++) { + unsigned n = ((bit + 1) * sampling_rate) / rate; + + while (i < n) + buf[i++] = wss[bit]; + } +} + +static void vivid_vbi_gen_teletext_raw(const struct v4l2_sliced_vbi_data *data, + u8 *buf, unsigned sampling_rate) +{ + const unsigned rate = 6937500 / 10; /* Teletext has a 6.9375 MHz transmission rate */ + u8 teletext[45] = { 0x55, 0x55, 0x27 }; + unsigned bit = 0; + int i; + + memcpy(teletext + 3, data->data, sizeof(teletext) - 3); + /* prevents 32 bit overflow */ + sampling_rate /= 10; + + for (i = 0, bit = 0; bit < sizeof(teletext) * 8; bit++) { + unsigned n = ((bit + 1) * sampling_rate) / rate; + u8 val = (teletext[bit / 8] & (1 << (bit & 7))) ? 0xc0 : 0x10; + + while (i < n) + buf[i++] = val; + } +} + +static void cc_insert(u8 *cc, u8 ch) +{ + unsigned tot = 0; + unsigned i; + + for (i = 0; i < 7; i++) { + cc[2 * i] = cc[2 * i + 1] = (ch & (1 << i)) ? 1 : 0; + tot += cc[2 * i]; + } + cc[14] = cc[15] = !(tot & 1); +} + +#define CC_PREAMBLE_BITS (14 + 4 + 2) + +static void vivid_vbi_gen_cc_raw(const struct v4l2_sliced_vbi_data *data, + u8 *buf, unsigned sampling_rate) +{ + const unsigned rate = 1000000; /* CC has a 1 MHz transmission rate */ + + u8 cc[CC_PREAMBLE_BITS + 2 * 16] = { + /* Clock run-in: 7 cycles */ + 0, 1, 0, 1, 0, 1, 0, 1, 0, 1, 0, 1, 0, 1, + /* 2 cycles of 0 */ + 0, 0, 0, 0, + /* Start bit of 1 (each bit is two cycles) */ + 1, 1 + }; + unsigned bit, i; + + cc_insert(cc + CC_PREAMBLE_BITS, data->data[0]); + cc_insert(cc + CC_PREAMBLE_BITS + 16, data->data[1]); + + for (i = 0, bit = 0; bit < sizeof(cc); bit++) { + unsigned n = ((bit + 1) * sampling_rate) / rate; + + while (i < n) + buf[i++] = cc[bit] ? 0xc0 : 0x10; + } +} + +void vivid_vbi_gen_raw(const struct vivid_vbi_gen_data *vbi, + const struct v4l2_vbi_format *vbi_fmt, u8 *buf) +{ + unsigned idx; + + for (idx = 0; idx < 25; idx++) { + const struct v4l2_sliced_vbi_data *data = vbi->data + idx; + unsigned start_2nd_field; + unsigned line = data->line; + u8 *linebuf = buf; + + start_2nd_field = (data->id & V4L2_SLICED_VBI_525) ? 263 : 313; + if (data->field) + line += start_2nd_field; + line -= vbi_fmt->start[data->field]; + + if (vbi_fmt->flags & V4L2_VBI_INTERLACED) + linebuf += (line * 2 + data->field) * + vbi_fmt->samples_per_line; + else + linebuf += (line + data->field * vbi_fmt->count[0]) * + vbi_fmt->samples_per_line; + if (data->id == V4L2_SLICED_CAPTION_525) + vivid_vbi_gen_cc_raw(data, linebuf, vbi_fmt->sampling_rate); + else if (data->id == V4L2_SLICED_WSS_625) + vivid_vbi_gen_wss_raw(data, linebuf, vbi_fmt->sampling_rate); + else if (data->id == V4L2_SLICED_TELETEXT_B) + vivid_vbi_gen_teletext_raw(data, linebuf, vbi_fmt->sampling_rate); + } +} + +static const u8 vivid_cc_sequence1[30] = { + 0x14, 0x20, /* Resume Caption Loading */ + 'H', 'e', + 'l', 'l', + 'o', ' ', + 'w', 'o', + 'r', 'l', + 'd', '!', + 0x14, 0x2f, /* End of Caption */ +}; + +static const u8 vivid_cc_sequence2[30] = { + 0x14, 0x20, /* Resume Caption Loading */ + 'C', 'l', + 'o', 's', + 'e', 'd', + ' ', 'c', + 'a', 'p', + 't', 'i', + 'o', 'n', + 's', ' ', + 't', 'e', + 's', 't', + 0x14, 0x2f, /* End of Caption */ +}; + +static u8 calc_parity(u8 val) +{ + unsigned i; + unsigned tot = 0; + + for (i = 0; i < 7; i++) + tot += (val & (1 << i)) ? 1 : 0; + return val | ((tot & 1) ? 0 : 0x80); +} + +static void vivid_vbi_gen_set_time_of_day(u8 *packet) +{ + struct tm tm; + u8 checksum, i; + + time_to_tm(get_seconds(), 0, &tm); + packet[0] = calc_parity(0x07); + packet[1] = calc_parity(0x01); + packet[2] = calc_parity(0x40 | tm.tm_min); + packet[3] = calc_parity(0x40 | tm.tm_hour); + packet[4] = calc_parity(0x40 | tm.tm_mday); + if (tm.tm_mday == 1 && tm.tm_mon == 2 && + sys_tz.tz_minuteswest > tm.tm_min + tm.tm_hour * 60) + packet[4] = calc_parity(0x60 | tm.tm_mday); + packet[5] = calc_parity(0x40 | (1 + tm.tm_mon)); + packet[6] = calc_parity(0x40 | (1 + tm.tm_wday)); + packet[7] = calc_parity(0x40 | ((tm.tm_year - 90) & 0x3f)); + packet[8] = calc_parity(0x0f); + for (checksum = i = 0; i <= 8; i++) + checksum += packet[i] & 0x7f; + packet[9] = calc_parity(0x100 - checksum); + checksum = 0; + packet[10] = calc_parity(0x07); + packet[11] = calc_parity(0x04); + if (sys_tz.tz_minuteswest >= 0) + packet[12] = calc_parity(0x40 | ((sys_tz.tz_minuteswest / 60) & 0x1f)); + else + packet[12] = calc_parity(0x40 | ((24 + sys_tz.tz_minuteswest / 60) & 0x1f)); + packet[13] = calc_parity(0); + packet[14] = calc_parity(0x0f); + for (checksum = 0, i = 10; i <= 14; i++) + checksum += packet[i] & 0x7f; + packet[15] = calc_parity(0x100 - checksum); +} + +static const u8 hamming[16] = { + 0x15, 0x02, 0x49, 0x5e, 0x64, 0x73, 0x38, 0x2f, + 0xd0, 0xc7, 0x8c, 0x9b, 0xa1, 0xb6, 0xfd, 0xea +}; + +static void vivid_vbi_gen_teletext(u8 *packet, unsigned line, unsigned frame) +{ + unsigned offset = 2; + unsigned i; + + packet[0] = hamming[1 + ((line & 1) << 3)]; + packet[1] = hamming[line >> 1]; + memset(packet + 2, 0x20, 40); + if (line == 0) { + /* subcode */ + packet[2] = hamming[frame % 10]; + packet[3] = hamming[frame / 10]; + packet[4] = hamming[0]; + packet[5] = hamming[0]; + packet[6] = hamming[0]; + packet[7] = hamming[0]; + packet[8] = hamming[0]; + packet[9] = hamming[1]; + offset = 10; + } + packet += offset; + memcpy(packet, "Page: 100 Row: 10", 17); + packet[7] = '0' + frame / 10; + packet[8] = '0' + frame % 10; + packet[15] = '0' + line / 10; + packet[16] = '0' + line % 10; + for (i = 0; i < 42 - offset; i++) + packet[i] = calc_parity(packet[i]); +} + +void vivid_vbi_gen_sliced(struct vivid_vbi_gen_data *vbi, + bool is_60hz, unsigned seqnr) +{ + struct v4l2_sliced_vbi_data *data0 = vbi->data; + struct v4l2_sliced_vbi_data *data1 = vbi->data + 1; + unsigned frame = seqnr % 60; + + memset(vbi->data, 0, sizeof(vbi->data)); + + if (!is_60hz) { + unsigned i; + + for (i = 0; i <= 11; i++) { + data0->id = V4L2_SLICED_TELETEXT_B; + data0->line = 7 + i; + vivid_vbi_gen_teletext(data0->data, i, frame); + data0++; + } + data0->id = V4L2_SLICED_WSS_625; + data0->line = 23; + /* 4x3 video aspect ratio */ + data0->data[0] = 0x08; + data0++; + for (i = 0; i <= 11; i++) { + data0->id = V4L2_SLICED_TELETEXT_B; + data0->field = 1; + data0->line = 7 + i; + vivid_vbi_gen_teletext(data0->data, 12 + i, frame); + data0++; + } + return; + } + + data0->id = V4L2_SLICED_CAPTION_525; + data0->line = 21; + data1->id = V4L2_SLICED_CAPTION_525; + data1->field = 1; + data1->line = 21; + + if (frame < 15) { + data0->data[0] = calc_parity(vivid_cc_sequence1[2 * frame]); + data0->data[1] = calc_parity(vivid_cc_sequence1[2 * frame + 1]); + } else if (frame >= 30 && frame < 45) { + frame -= 30; + data0->data[0] = calc_parity(vivid_cc_sequence2[2 * frame]); + data0->data[1] = calc_parity(vivid_cc_sequence2[2 * frame + 1]); + } else { + data0->data[0] = calc_parity(0); + data0->data[1] = calc_parity(0); + } + + frame = seqnr % (30 * 60); + switch (frame) { + case 0: + vivid_vbi_gen_set_time_of_day(vbi->time_of_day_packet); + /* fall through */ + case 1 ... 7: + data1->data[0] = vbi->time_of_day_packet[frame * 2]; + data1->data[1] = vbi->time_of_day_packet[frame * 2 + 1]; + break; + default: + data1->data[0] = calc_parity(0); + data1->data[1] = calc_parity(0); + break; + } +} diff --git a/drivers/media/platform/vivid/vivid-vbi-gen.h b/drivers/media/platform/vivid/vivid-vbi-gen.h new file mode 100644 index 0000000..8444abe --- /dev/null +++ b/drivers/media/platform/vivid/vivid-vbi-gen.h @@ -0,0 +1,33 @@ +/* + * vivid-vbi-gen.h - vbi generator support functions. + * + * Copyright 2014 Cisco Systems, Inc. and/or its affiliates. All rights reserved. + * + * This program is free software; you may redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; version 2 of the License. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND + * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS + * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN + * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN + * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE + * SOFTWARE. + */ + +#ifndef _VIVID_VBI_GEN_H_ +#define _VIVID_VBI_GEN_H_ + +struct vivid_vbi_gen_data { + struct v4l2_sliced_vbi_data data[25]; + u8 time_of_day_packet[16]; +}; + +void vivid_vbi_gen_sliced(struct vivid_vbi_gen_data *vbi, + bool is_60hz, unsigned seqnr); +void vivid_vbi_gen_raw(const struct vivid_vbi_gen_data *vbi, + const struct v4l2_vbi_format *vbi_fmt, u8 *buf); + +#endif diff --git a/drivers/media/platform/vivid/vivid-vbi-out.c b/drivers/media/platform/vivid/vivid-vbi-out.c new file mode 100644 index 0000000..9d00a07 --- /dev/null +++ b/drivers/media/platform/vivid/vivid-vbi-out.c @@ -0,0 +1,248 @@ +/* + * vivid-vbi-out.c - vbi output support functions. + * + * Copyright 2014 Cisco Systems, Inc. and/or its affiliates. All rights reserved. + * + * This program is free software; you may redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; version 2 of the License. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND + * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS + * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN + * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN + * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE + * SOFTWARE. + */ + +#include <linux/errno.h> +#include <linux/kernel.h> +#include <linux/videodev2.h> +#include <media/v4l2-common.h> + +#include "vivid-core.h" +#include "vivid-kthread-out.h" +#include "vivid-vbi-out.h" +#include "vivid-vbi-cap.h" + +static int vbi_out_queue_setup(struct vb2_queue *vq, const struct v4l2_format *fmt, + unsigned *nbuffers, unsigned *nplanes, + unsigned sizes[], void *alloc_ctxs[]) +{ + struct vivid_dev *dev = vb2_get_drv_priv(vq); + bool is_60hz = dev->std_out & V4L2_STD_525_60; + unsigned size = vq->type == V4L2_BUF_TYPE_SLICED_VBI_OUTPUT ? + 36 * sizeof(struct v4l2_sliced_vbi_data) : + 1440 * 2 * (is_60hz ? 12 : 18); + + if (!vivid_is_svid_out(dev)) + return -EINVAL; + + sizes[0] = size; + + if (vq->num_buffers + *nbuffers < 2) + *nbuffers = 2 - vq->num_buffers; + + *nplanes = 1; + return 0; +} + +static int vbi_out_buf_prepare(struct vb2_buffer *vb) +{ + struct vivid_dev *dev = vb2_get_drv_priv(vb->vb2_queue); + bool is_60hz = dev->std_out & V4L2_STD_525_60; + unsigned size = vb->vb2_queue->type == V4L2_BUF_TYPE_SLICED_VBI_OUTPUT ? + 36 * sizeof(struct v4l2_sliced_vbi_data) : + 1440 * 2 * (is_60hz ? 12 : 18); + + dprintk(dev, 1, "%s\n", __func__); + + if (dev->buf_prepare_error) { + /* + * Error injection: test what happens if buf_prepare() returns + * an error. + */ + dev->buf_prepare_error = false; + return -EINVAL; + } + if (vb2_plane_size(vb, 0) < size) { + dprintk(dev, 1, "%s data will not fit into plane (%lu < %u)\n", + __func__, vb2_plane_size(vb, 0), size); + return -EINVAL; + } + vb2_set_plane_payload(vb, 0, size); + + return 0; +} + +static void vbi_out_buf_queue(struct vb2_buffer *vb) +{ + struct vivid_dev *dev = vb2_get_drv_priv(vb->vb2_queue); + struct vivid_buffer *buf = container_of(vb, struct vivid_buffer, vb); + + dprintk(dev, 1, "%s\n", __func__); + + spin_lock(&dev->slock); + list_add_tail(&buf->list, &dev->vbi_out_active); + spin_unlock(&dev->slock); +} + +static int vbi_out_start_streaming(struct vb2_queue *vq, unsigned count) +{ + struct vivid_dev *dev = vb2_get_drv_priv(vq); + int err; + + dprintk(dev, 1, "%s\n", __func__); + dev->vbi_out_seq_count = 0; + if (dev->start_streaming_error) { + dev->start_streaming_error = false; + err = -EINVAL; + } else { + err = vivid_start_generating_vid_out(dev, &dev->vbi_out_streaming); + } + if (err) { + struct vivid_buffer *buf, *tmp; + + list_for_each_entry_safe(buf, tmp, &dev->vbi_out_active, list) { + list_del(&buf->list); + vb2_buffer_done(&buf->vb, VB2_BUF_STATE_QUEUED); + } + } + return err; +} + +/* abort streaming and wait for last buffer */ +static void vbi_out_stop_streaming(struct vb2_queue *vq) +{ + struct vivid_dev *dev = vb2_get_drv_priv(vq); + + dprintk(dev, 1, "%s\n", __func__); + vivid_stop_generating_vid_out(dev, &dev->vbi_out_streaming); + dev->vbi_out_have_wss = false; + dev->vbi_out_have_cc[0] = false; + dev->vbi_out_have_cc[1] = false; +} + +const struct vb2_ops vivid_vbi_out_qops = { + .queue_setup = vbi_out_queue_setup, + .buf_prepare = vbi_out_buf_prepare, + .buf_queue = vbi_out_buf_queue, + .start_streaming = vbi_out_start_streaming, + .stop_streaming = vbi_out_stop_streaming, + .wait_prepare = vivid_unlock, + .wait_finish = vivid_lock, +}; + +int vidioc_g_fmt_vbi_out(struct file *file, void *priv, + struct v4l2_format *f) +{ + struct vivid_dev *dev = video_drvdata(file); + struct v4l2_vbi_format *vbi = &f->fmt.vbi; + bool is_60hz = dev->std_out & V4L2_STD_525_60; + + if (!vivid_is_svid_out(dev) || !dev->has_raw_vbi_out) + return -EINVAL; + + vbi->sampling_rate = 25000000; + vbi->offset = 24; + vbi->samples_per_line = 1440; + vbi->sample_format = V4L2_PIX_FMT_GREY; + vbi->start[0] = is_60hz ? V4L2_VBI_ITU_525_F1_START + 9 : V4L2_VBI_ITU_625_F1_START + 5; + vbi->start[1] = is_60hz ? V4L2_VBI_ITU_525_F2_START + 9 : V4L2_VBI_ITU_625_F2_START + 5; + vbi->count[0] = vbi->count[1] = is_60hz ? 12 : 18; + vbi->flags = dev->vbi_cap_interlaced ? V4L2_VBI_INTERLACED : 0; + vbi->reserved[0] = 0; + vbi->reserved[1] = 0; + return 0; +} + +int vidioc_s_fmt_vbi_out(struct file *file, void *priv, + struct v4l2_format *f) +{ + struct vivid_dev *dev = video_drvdata(file); + int ret = vidioc_g_fmt_vbi_out(file, priv, f); + + if (ret) + return ret; + if (vb2_is_busy(&dev->vb_vbi_out_q)) + return -EBUSY; + dev->stream_sliced_vbi_out = false; + dev->vbi_out_dev.queue->type = V4L2_BUF_TYPE_VBI_OUTPUT; + return 0; +} + +int vidioc_g_fmt_sliced_vbi_out(struct file *file, void *fh, struct v4l2_format *fmt) +{ + struct vivid_dev *dev = video_drvdata(file); + struct v4l2_sliced_vbi_format *vbi = &fmt->fmt.sliced; + + if (!vivid_is_svid_out(dev) || !dev->has_sliced_vbi_out) + return -EINVAL; + + vivid_fill_service_lines(vbi, dev->service_set_out); + return 0; +} + +int vidioc_try_fmt_sliced_vbi_out(struct file *file, void *fh, struct v4l2_format *fmt) +{ + struct vivid_dev *dev = video_drvdata(file); + struct v4l2_sliced_vbi_format *vbi = &fmt->fmt.sliced; + bool is_60hz = dev->std_out & V4L2_STD_525_60; + u32 service_set = vbi->service_set; + + if (!vivid_is_svid_out(dev) || !dev->has_sliced_vbi_out) + return -EINVAL; + + service_set &= is_60hz ? V4L2_SLICED_CAPTION_525 : + V4L2_SLICED_WSS_625 | V4L2_SLICED_TELETEXT_B; + vivid_fill_service_lines(vbi, service_set); + return 0; +} + +int vidioc_s_fmt_sliced_vbi_out(struct file *file, void *fh, struct v4l2_format *fmt) +{ + struct vivid_dev *dev = video_drvdata(file); + struct v4l2_sliced_vbi_format *vbi = &fmt->fmt.sliced; + int ret = vidioc_try_fmt_sliced_vbi_out(file, fh, fmt); + + if (ret) + return ret; + if (vb2_is_busy(&dev->vb_vbi_out_q)) + return -EBUSY; + dev->service_set_out = vbi->service_set; + dev->stream_sliced_vbi_out = true; + dev->vbi_out_dev.queue->type = V4L2_BUF_TYPE_SLICED_VBI_OUTPUT; + return 0; +} + +void vivid_sliced_vbi_out_process(struct vivid_dev *dev, struct vivid_buffer *buf) +{ + struct v4l2_sliced_vbi_data *vbi = vb2_plane_vaddr(&buf->vb, 0); + unsigned elems = vb2_get_plane_payload(&buf->vb, 0) / sizeof(*vbi); + + dev->vbi_out_have_cc[0] = false; + dev->vbi_out_have_cc[1] = false; + dev->vbi_out_have_wss = false; + while (elems--) { + switch (vbi->id) { + case V4L2_SLICED_CAPTION_525: + if ((dev->std_out & V4L2_STD_525_60) && vbi->line == 21) { + dev->vbi_out_have_cc[!!vbi->field] = true; + dev->vbi_out_cc[!!vbi->field][0] = vbi->data[0]; + dev->vbi_out_cc[!!vbi->field][1] = vbi->data[1]; + } + break; + case V4L2_SLICED_WSS_625: + if ((dev->std_out & V4L2_STD_625_50) && + vbi->field == 0 && vbi->line == 23) { + dev->vbi_out_have_wss = true; + dev->vbi_out_wss[0] = vbi->data[0]; + dev->vbi_out_wss[1] = vbi->data[1]; + } + break; + } + vbi++; + } +} diff --git a/drivers/media/platform/vivid/vivid-vbi-out.h b/drivers/media/platform/vivid/vivid-vbi-out.h new file mode 100644 index 0000000..6555ba9 --- /dev/null +++ b/drivers/media/platform/vivid/vivid-vbi-out.h @@ -0,0 +1,34 @@ +/* + * vivid-vbi-out.h - vbi output support functions. + * + * Copyright 2014 Cisco Systems, Inc. and/or its affiliates. All rights reserved. + * + * This program is free software; you may redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; version 2 of the License. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND + * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS + * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN + * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN + * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE + * SOFTWARE. + */ + +#ifndef _VIVID_VBI_OUT_H_ +#define _VIVID_VBI_OUT_H_ + +void vivid_sliced_vbi_out_process(struct vivid_dev *dev, struct vivid_buffer *buf); +int vidioc_g_fmt_vbi_out(struct file *file, void *priv, + struct v4l2_format *f); +int vidioc_s_fmt_vbi_out(struct file *file, void *priv, + struct v4l2_format *f); +int vidioc_g_fmt_sliced_vbi_out(struct file *file, void *fh, struct v4l2_format *fmt); +int vidioc_try_fmt_sliced_vbi_out(struct file *file, void *fh, struct v4l2_format *fmt); +int vidioc_s_fmt_sliced_vbi_out(struct file *file, void *fh, struct v4l2_format *fmt); + +extern const struct vb2_ops vivid_vbi_out_qops; + +#endif diff --git a/drivers/media/platform/vivid/vivid-vid-cap.c b/drivers/media/platform/vivid/vivid-vid-cap.c new file mode 100644 index 0000000..331c544 --- /dev/null +++ b/drivers/media/platform/vivid/vivid-vid-cap.c @@ -0,0 +1,1730 @@ +/* + * vivid-vid-cap.c - video capture support functions. + * + * Copyright 2014 Cisco Systems, Inc. and/or its affiliates. All rights reserved. + * + * This program is free software; you may redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; version 2 of the License. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND + * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS + * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN + * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN + * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE + * SOFTWARE. + */ + +#include <linux/errno.h> +#include <linux/kernel.h> +#include <linux/sched.h> +#include <linux/vmalloc.h> +#include <linux/videodev2.h> +#include <linux/v4l2-dv-timings.h> +#include <media/v4l2-common.h> +#include <media/v4l2-event.h> +#include <media/v4l2-dv-timings.h> + +#include "vivid-core.h" +#include "vivid-vid-common.h" +#include "vivid-kthread-cap.h" +#include "vivid-vid-cap.h" + +/* timeperframe: min/max and default */ +static const struct v4l2_fract + tpf_min = {.numerator = 1, .denominator = FPS_MAX}, + tpf_max = {.numerator = FPS_MAX, .denominator = 1}, + tpf_default = {.numerator = 1, .denominator = 30}; + +static const struct vivid_fmt formats_ovl[] = { + { + .name = "RGB565 (LE)", + .fourcc = V4L2_PIX_FMT_RGB565, /* gggbbbbb rrrrrggg */ + .depth = 16, + .planes = 1, + }, + { + .name = "XRGB555 (LE)", + .fourcc = V4L2_PIX_FMT_XRGB555, /* gggbbbbb arrrrrgg */ + .depth = 16, + .planes = 1, + }, + { + .name = "ARGB555 (LE)", + .fourcc = V4L2_PIX_FMT_ARGB555, /* gggbbbbb arrrrrgg */ + .depth = 16, + .planes = 1, + }, +}; + +/* The number of discrete webcam framesizes */ +#define VIVID_WEBCAM_SIZES 3 +/* The number of discrete webcam frameintervals */ +#define VIVID_WEBCAM_IVALS (VIVID_WEBCAM_SIZES * 2) + +/* Sizes must be in increasing order */ +static const struct v4l2_frmsize_discrete webcam_sizes[VIVID_WEBCAM_SIZES] = { + { 320, 180 }, + { 640, 360 }, + { 1280, 720 }, +}; + +/* + * Intervals must be in increasing order and there must be twice as many + * elements in this array as there are in webcam_sizes. + */ +static const struct v4l2_fract webcam_intervals[VIVID_WEBCAM_IVALS] = { + { 1, 10 }, + { 1, 15 }, + { 1, 25 }, + { 1, 30 }, + { 1, 50 }, + { 1, 60 }, +}; + +static const struct v4l2_discrete_probe webcam_probe = { + webcam_sizes, + VIVID_WEBCAM_SIZES +}; + +static int vid_cap_queue_setup(struct vb2_queue *vq, const struct v4l2_format *fmt, + unsigned *nbuffers, unsigned *nplanes, + unsigned sizes[], void *alloc_ctxs[]) +{ + struct vivid_dev *dev = vb2_get_drv_priv(vq); + unsigned planes = tpg_g_planes(&dev->tpg); + unsigned h = dev->fmt_cap_rect.height; + unsigned p; + + if (dev->field_cap == V4L2_FIELD_ALTERNATE) { + /* + * You cannot use read() with FIELD_ALTERNATE since the field + * information (TOP/BOTTOM) cannot be passed back to the user. + */ + if (vb2_fileio_is_active(vq)) + return -EINVAL; + } + + if (dev->queue_setup_error) { + /* + * Error injection: test what happens if queue_setup() returns + * an error. + */ + dev->queue_setup_error = false; + return -EINVAL; + } + if (fmt) { + const struct v4l2_pix_format_mplane *mp; + struct v4l2_format mp_fmt; + const struct vivid_fmt *vfmt; + + if (!V4L2_TYPE_IS_MULTIPLANAR(fmt->type)) { + fmt_sp2mp(fmt, &mp_fmt); + fmt = &mp_fmt; + } + mp = &fmt->fmt.pix_mp; + /* + * Check if the number of planes in the specified format match + * the number of planes in the current format. You can't mix that. + */ + if (mp->num_planes != planes) + return -EINVAL; + vfmt = vivid_get_format(dev, mp->pixelformat); + for (p = 0; p < planes; p++) { + sizes[p] = mp->plane_fmt[p].sizeimage; + if (sizes[0] < tpg_g_bytesperline(&dev->tpg, 0) * h + + vfmt->data_offset[p]) + return -EINVAL; + } + } else { + for (p = 0; p < planes; p++) + sizes[p] = tpg_g_bytesperline(&dev->tpg, p) * h + + dev->fmt_cap->data_offset[p]; + } + + if (vq->num_buffers + *nbuffers < 2) + *nbuffers = 2 - vq->num_buffers; + + *nplanes = planes; + + /* + * videobuf2-vmalloc allocator is context-less so no need to set + * alloc_ctxs array. + */ + + if (planes == 2) + dprintk(dev, 1, "%s, count=%d, sizes=%u, %u\n", __func__, + *nbuffers, sizes[0], sizes[1]); + else + dprintk(dev, 1, "%s, count=%d, size=%u\n", __func__, + *nbuffers, sizes[0]); + + return 0; +} + +static int vid_cap_buf_prepare(struct vb2_buffer *vb) +{ + struct vivid_dev *dev = vb2_get_drv_priv(vb->vb2_queue); + unsigned long size; + unsigned planes = tpg_g_planes(&dev->tpg); + unsigned p; + + dprintk(dev, 1, "%s\n", __func__); + + if (WARN_ON(NULL == dev->fmt_cap)) + return -EINVAL; + + if (dev->buf_prepare_error) { + /* + * Error injection: test what happens if buf_prepare() returns + * an error. + */ + dev->buf_prepare_error = false; + return -EINVAL; + } + for (p = 0; p < planes; p++) { + size = tpg_g_bytesperline(&dev->tpg, p) * dev->fmt_cap_rect.height + + dev->fmt_cap->data_offset[p]; + + if (vb2_plane_size(vb, 0) < size) { + dprintk(dev, 1, "%s data will not fit into plane %u (%lu < %lu)\n", + __func__, p, vb2_plane_size(vb, 0), size); + return -EINVAL; + } + + vb2_set_plane_payload(vb, p, size); + vb->v4l2_planes[p].data_offset = dev->fmt_cap->data_offset[p]; + } + + return 0; +} + +static void vid_cap_buf_finish(struct vb2_buffer *vb) +{ + struct vivid_dev *dev = vb2_get_drv_priv(vb->vb2_queue); + struct v4l2_timecode *tc = &vb->v4l2_buf.timecode; + unsigned fps = 25; + unsigned seq = vb->v4l2_buf.sequence; + + if (!vivid_is_sdtv_cap(dev)) + return; + + /* + * Set the timecode. Rarely used, so it is interesting to + * test this. + */ + vb->v4l2_buf.flags |= V4L2_BUF_FLAG_TIMECODE; + if (dev->std_cap & V4L2_STD_525_60) + fps = 30; + tc->type = (fps == 30) ? V4L2_TC_TYPE_30FPS : V4L2_TC_TYPE_25FPS; + tc->flags = 0; + tc->frames = seq % fps; + tc->seconds = (seq / fps) % 60; + tc->minutes = (seq / (60 * fps)) % 60; + tc->hours = (seq / (60 * 60 * fps)) % 24; +} + +static void vid_cap_buf_queue(struct vb2_buffer *vb) +{ + struct vivid_dev *dev = vb2_get_drv_priv(vb->vb2_queue); + struct vivid_buffer *buf = container_of(vb, struct vivid_buffer, vb); + + dprintk(dev, 1, "%s\n", __func__); + + spin_lock(&dev->slock); + list_add_tail(&buf->list, &dev->vid_cap_active); + spin_unlock(&dev->slock); +} + +static int vid_cap_start_streaming(struct vb2_queue *vq, unsigned count) +{ + struct vivid_dev *dev = vb2_get_drv_priv(vq); + unsigned i; + int err; + + if (vb2_is_streaming(&dev->vb_vid_out_q)) + dev->can_loop_video = vivid_vid_can_loop(dev); + + if (dev->kthread_vid_cap) + return 0; + + dev->vid_cap_seq_count = 0; + dprintk(dev, 1, "%s\n", __func__); + for (i = 0; i < VIDEO_MAX_FRAME; i++) + dev->must_blank[i] = tpg_g_perc_fill(&dev->tpg) < 100; + if (dev->start_streaming_error) { + dev->start_streaming_error = false; + err = -EINVAL; + } else { + err = vivid_start_generating_vid_cap(dev, &dev->vid_cap_streaming); + } + if (err) { + struct vivid_buffer *buf, *tmp; + + list_for_each_entry_safe(buf, tmp, &dev->vid_cap_active, list) { + list_del(&buf->list); + vb2_buffer_done(&buf->vb, VB2_BUF_STATE_QUEUED); + } + } + return err; +} + +/* abort streaming and wait for last buffer */ +static void vid_cap_stop_streaming(struct vb2_queue *vq) +{ + struct vivid_dev *dev = vb2_get_drv_priv(vq); + + dprintk(dev, 1, "%s\n", __func__); + vivid_stop_generating_vid_cap(dev, &dev->vid_cap_streaming); + dev->can_loop_video = false; +} + +const struct vb2_ops vivid_vid_cap_qops = { + .queue_setup = vid_cap_queue_setup, + .buf_prepare = vid_cap_buf_prepare, + .buf_finish = vid_cap_buf_finish, + .buf_queue = vid_cap_buf_queue, + .start_streaming = vid_cap_start_streaming, + .stop_streaming = vid_cap_stop_streaming, + .wait_prepare = vivid_unlock, + .wait_finish = vivid_lock, +}; + +/* + * Determine the 'picture' quality based on the current TV frequency: either + * COLOR for a good 'signal', GRAY (grayscale picture) for a slightly off + * signal or NOISE for no signal. + */ +void vivid_update_quality(struct vivid_dev *dev) +{ + unsigned freq_modulus; + + if (dev->loop_video && (vivid_is_svid_cap(dev) || vivid_is_hdmi_cap(dev))) { + /* + * The 'noise' will only be replaced by the actual video + * if the output video matches the input video settings. + */ + tpg_s_quality(&dev->tpg, TPG_QUAL_NOISE, 0); + return; + } + if (vivid_is_hdmi_cap(dev) && VIVID_INVALID_SIGNAL(dev->dv_timings_signal_mode)) { + tpg_s_quality(&dev->tpg, TPG_QUAL_NOISE, 0); + return; + } + if (vivid_is_sdtv_cap(dev) && VIVID_INVALID_SIGNAL(dev->std_signal_mode)) { + tpg_s_quality(&dev->tpg, TPG_QUAL_NOISE, 0); + return; + } + if (!vivid_is_tv_cap(dev)) { + tpg_s_quality(&dev->tpg, TPG_QUAL_COLOR, 0); + return; + } + + /* + * There is a fake channel every 6 MHz at 49.25, 55.25, etc. + * From +/- 0.25 MHz around the channel there is color, and from + * +/- 1 MHz there is grayscale (chroma is lost). + * Everywhere else it is just noise. + */ + freq_modulus = (dev->tv_freq - 676 /* (43.25-1) * 16 */) % (6 * 16); + if (freq_modulus > 2 * 16) { + tpg_s_quality(&dev->tpg, TPG_QUAL_NOISE, + next_pseudo_random32(dev->tv_freq ^ 0x55) & 0x3f); + return; + } + if (freq_modulus < 12 /*0.75 * 16*/ || freq_modulus > 20 /*1.25 * 16*/) + tpg_s_quality(&dev->tpg, TPG_QUAL_GRAY, 0); + else + tpg_s_quality(&dev->tpg, TPG_QUAL_COLOR, 0); +} + +/* + * Get the current picture quality and the associated afc value. + */ +static enum tpg_quality vivid_get_quality(struct vivid_dev *dev, s32 *afc) +{ + unsigned freq_modulus; + + if (afc) + *afc = 0; + if (tpg_g_quality(&dev->tpg) == TPG_QUAL_COLOR || + tpg_g_quality(&dev->tpg) == TPG_QUAL_NOISE) + return tpg_g_quality(&dev->tpg); + + /* + * There is a fake channel every 6 MHz at 49.25, 55.25, etc. + * From +/- 0.25 MHz around the channel there is color, and from + * +/- 1 MHz there is grayscale (chroma is lost). + * Everywhere else it is just gray. + */ + freq_modulus = (dev->tv_freq - 676 /* (43.25-1) * 16 */) % (6 * 16); + if (afc) + *afc = freq_modulus - 1 * 16; + return TPG_QUAL_GRAY; +} + +enum tpg_video_aspect vivid_get_video_aspect(const struct vivid_dev *dev) +{ + if (vivid_is_sdtv_cap(dev)) + return dev->std_aspect_ratio; + + if (vivid_is_hdmi_cap(dev)) + return dev->dv_timings_aspect_ratio; + + return TPG_VIDEO_ASPECT_IMAGE; +} + +static enum tpg_pixel_aspect vivid_get_pixel_aspect(const struct vivid_dev *dev) +{ + if (vivid_is_sdtv_cap(dev)) + return (dev->std_cap & V4L2_STD_525_60) ? + TPG_PIXEL_ASPECT_NTSC : TPG_PIXEL_ASPECT_PAL; + + if (vivid_is_hdmi_cap(dev) && + dev->src_rect.width == 720 && dev->src_rect.height <= 576) + return dev->src_rect.height == 480 ? + TPG_PIXEL_ASPECT_NTSC : TPG_PIXEL_ASPECT_PAL; + + return TPG_PIXEL_ASPECT_SQUARE; +} + +/* + * Called whenever the format has to be reset which can occur when + * changing inputs, standard, timings, etc. + */ +void vivid_update_format_cap(struct vivid_dev *dev, bool keep_controls) +{ + struct v4l2_bt_timings *bt = &dev->dv_timings_cap.bt; + unsigned size; + + switch (dev->input_type[dev->input]) { + case WEBCAM: + default: + dev->src_rect.width = webcam_sizes[dev->webcam_size_idx].width; + dev->src_rect.height = webcam_sizes[dev->webcam_size_idx].height; + dev->timeperframe_vid_cap = webcam_intervals[dev->webcam_ival_idx]; + dev->field_cap = V4L2_FIELD_NONE; + tpg_s_rgb_range(&dev->tpg, V4L2_DV_RGB_RANGE_AUTO); + break; + case TV: + case SVID: + dev->field_cap = dev->tv_field_cap; + dev->src_rect.width = 720; + if (dev->std_cap & V4L2_STD_525_60) { + dev->src_rect.height = 480; + dev->timeperframe_vid_cap = (struct v4l2_fract) { 1001, 30000 }; + dev->service_set_cap = V4L2_SLICED_CAPTION_525; + } else { + dev->src_rect.height = 576; + dev->timeperframe_vid_cap = (struct v4l2_fract) { 1000, 25000 }; + dev->service_set_cap = V4L2_SLICED_WSS_625 | V4L2_SLICED_TELETEXT_B; + } + tpg_s_rgb_range(&dev->tpg, V4L2_DV_RGB_RANGE_AUTO); + break; + case HDMI: + dev->src_rect.width = bt->width; + dev->src_rect.height = bt->height; + size = V4L2_DV_BT_FRAME_WIDTH(bt) * V4L2_DV_BT_FRAME_HEIGHT(bt); + dev->timeperframe_vid_cap = (struct v4l2_fract) { + size / 100, (u32)bt->pixelclock / 100 + }; + if (bt->interlaced) + dev->field_cap = V4L2_FIELD_ALTERNATE; + else + dev->field_cap = V4L2_FIELD_NONE; + + /* + * We can be called from within s_ctrl, in that case we can't + * set/get controls. Luckily we don't need to in that case. + */ + if (keep_controls || !dev->colorspace) + break; + if (bt->standards & V4L2_DV_BT_STD_CEA861) { + if (bt->width == 720 && bt->height <= 576) + v4l2_ctrl_s_ctrl(dev->colorspace, V4L2_COLORSPACE_SMPTE170M); + else + v4l2_ctrl_s_ctrl(dev->colorspace, V4L2_COLORSPACE_REC709); + v4l2_ctrl_s_ctrl(dev->real_rgb_range_cap, 1); + } else { + v4l2_ctrl_s_ctrl(dev->colorspace, V4L2_COLORSPACE_SRGB); + v4l2_ctrl_s_ctrl(dev->real_rgb_range_cap, 0); + } + tpg_s_rgb_range(&dev->tpg, v4l2_ctrl_g_ctrl(dev->rgb_range_cap)); + break; + } + vivid_update_quality(dev); + tpg_reset_source(&dev->tpg, dev->src_rect.width, dev->src_rect.height, dev->field_cap); + dev->crop_cap = dev->src_rect; + dev->crop_bounds_cap = dev->src_rect; + dev->compose_cap = dev->crop_cap; + if (V4L2_FIELD_HAS_T_OR_B(dev->field_cap)) + dev->compose_cap.height /= 2; + dev->fmt_cap_rect = dev->compose_cap; + tpg_s_video_aspect(&dev->tpg, vivid_get_video_aspect(dev)); + tpg_s_pixel_aspect(&dev->tpg, vivid_get_pixel_aspect(dev)); + tpg_update_mv_step(&dev->tpg); +} + +/* Map the field to something that is valid for the current input */ +static enum v4l2_field vivid_field_cap(struct vivid_dev *dev, enum v4l2_field field) +{ + if (vivid_is_sdtv_cap(dev)) { + switch (field) { + case V4L2_FIELD_INTERLACED_TB: + case V4L2_FIELD_INTERLACED_BT: + case V4L2_FIELD_SEQ_TB: + case V4L2_FIELD_SEQ_BT: + case V4L2_FIELD_TOP: + case V4L2_FIELD_BOTTOM: + case V4L2_FIELD_ALTERNATE: + return field; + case V4L2_FIELD_INTERLACED: + default: + return V4L2_FIELD_INTERLACED; + } + } + if (vivid_is_hdmi_cap(dev)) + return dev->dv_timings_cap.bt.interlaced ? V4L2_FIELD_ALTERNATE : + V4L2_FIELD_NONE; + return V4L2_FIELD_NONE; +} + +static unsigned vivid_colorspace_cap(struct vivid_dev *dev) +{ + if (!dev->loop_video || vivid_is_webcam(dev) || vivid_is_tv_cap(dev)) + return tpg_g_colorspace(&dev->tpg); + return dev->colorspace_out; +} + +int vivid_g_fmt_vid_cap(struct file *file, void *priv, + struct v4l2_format *f) +{ + struct vivid_dev *dev = video_drvdata(file); + struct v4l2_pix_format_mplane *mp = &f->fmt.pix_mp; + unsigned p; + + mp->width = dev->fmt_cap_rect.width; + mp->height = dev->fmt_cap_rect.height; + mp->field = dev->field_cap; + mp->pixelformat = dev->fmt_cap->fourcc; + mp->colorspace = vivid_colorspace_cap(dev); + mp->num_planes = dev->fmt_cap->planes; + for (p = 0; p < mp->num_planes; p++) { + mp->plane_fmt[p].bytesperline = tpg_g_bytesperline(&dev->tpg, p); + mp->plane_fmt[p].sizeimage = + mp->plane_fmt[p].bytesperline * mp->height + + dev->fmt_cap->data_offset[p]; + } + return 0; +} + +int vivid_try_fmt_vid_cap(struct file *file, void *priv, + struct v4l2_format *f) +{ + struct v4l2_pix_format_mplane *mp = &f->fmt.pix_mp; + struct v4l2_plane_pix_format *pfmt = mp->plane_fmt; + struct vivid_dev *dev = video_drvdata(file); + const struct vivid_fmt *fmt; + unsigned bytesperline, max_bpl; + unsigned factor = 1; + unsigned w, h; + unsigned p; + + fmt = vivid_get_format(dev, mp->pixelformat); + if (!fmt) { + dprintk(dev, 1, "Fourcc format (0x%08x) unknown.\n", + mp->pixelformat); + mp->pixelformat = V4L2_PIX_FMT_YUYV; + fmt = vivid_get_format(dev, mp->pixelformat); + } + + mp->field = vivid_field_cap(dev, mp->field); + if (vivid_is_webcam(dev)) { + const struct v4l2_frmsize_discrete *sz = + v4l2_find_nearest_format(&webcam_probe, mp->width, mp->height); + + w = sz->width; + h = sz->height; + } else if (vivid_is_sdtv_cap(dev)) { + w = 720; + h = (dev->std_cap & V4L2_STD_525_60) ? 480 : 576; + } else { + w = dev->src_rect.width; + h = dev->src_rect.height; + } + if (V4L2_FIELD_HAS_T_OR_B(mp->field)) + factor = 2; + if (vivid_is_webcam(dev) || + (!dev->has_scaler_cap && !dev->has_crop_cap && !dev->has_compose_cap)) { + mp->width = w; + mp->height = h / factor; + } else { + struct v4l2_rect r = { 0, 0, mp->width, mp->height * factor }; + + rect_set_min_size(&r, &vivid_min_rect); + rect_set_max_size(&r, &vivid_max_rect); + if (dev->has_scaler_cap && !dev->has_compose_cap) { + struct v4l2_rect max_r = { 0, 0, MAX_ZOOM * w, MAX_ZOOM * h }; + + rect_set_max_size(&r, &max_r); + } else if (!dev->has_scaler_cap && dev->has_crop_cap && !dev->has_compose_cap) { + rect_set_max_size(&r, &dev->src_rect); + } else if (!dev->has_scaler_cap && !dev->has_crop_cap) { + rect_set_min_size(&r, &dev->src_rect); + } + mp->width = r.width; + mp->height = r.height / factor; + } + + /* This driver supports custom bytesperline values */ + + /* Calculate the minimum supported bytesperline value */ + bytesperline = (mp->width * fmt->depth) >> 3; + /* Calculate the maximum supported bytesperline value */ + max_bpl = (MAX_ZOOM * MAX_WIDTH * fmt->depth) >> 3; + mp->num_planes = fmt->planes; + for (p = 0; p < mp->num_planes; p++) { + if (pfmt[p].bytesperline > max_bpl) + pfmt[p].bytesperline = max_bpl; + if (pfmt[p].bytesperline < bytesperline) + pfmt[p].bytesperline = bytesperline; + pfmt[p].sizeimage = pfmt[p].bytesperline * mp->height + + fmt->data_offset[p]; + memset(pfmt[p].reserved, 0, sizeof(pfmt[p].reserved)); + } + mp->colorspace = vivid_colorspace_cap(dev); + memset(mp->reserved, 0, sizeof(mp->reserved)); + return 0; +} + +int vivid_s_fmt_vid_cap(struct file *file, void *priv, + struct v4l2_format *f) +{ + struct v4l2_pix_format_mplane *mp = &f->fmt.pix_mp; + struct vivid_dev *dev = video_drvdata(file); + struct v4l2_rect *crop = &dev->crop_cap; + struct v4l2_rect *compose = &dev->compose_cap; + struct vb2_queue *q = &dev->vb_vid_cap_q; + int ret = vivid_try_fmt_vid_cap(file, priv, f); + unsigned factor = 1; + unsigned i; + + if (ret < 0) + return ret; + + if (vb2_is_busy(q)) { + dprintk(dev, 1, "%s device busy\n", __func__); + return -EBUSY; + } + + if (dev->overlay_cap_owner && dev->fb_cap.fmt.pixelformat != mp->pixelformat) { + dprintk(dev, 1, "overlay is active, can't change pixelformat\n"); + return -EBUSY; + } + + dev->fmt_cap = vivid_get_format(dev, mp->pixelformat); + if (V4L2_FIELD_HAS_T_OR_B(mp->field)) + factor = 2; + + /* Note: the webcam input doesn't support scaling, cropping or composing */ + + if (!vivid_is_webcam(dev) && + (dev->has_scaler_cap || dev->has_crop_cap || dev->has_compose_cap)) { + struct v4l2_rect r = { 0, 0, mp->width, mp->height }; + + if (dev->has_scaler_cap) { + if (dev->has_compose_cap) + rect_map_inside(compose, &r); + else + *compose = r; + if (dev->has_crop_cap && !dev->has_compose_cap) { + struct v4l2_rect min_r = { + 0, 0, + r.width / MAX_ZOOM, + factor * r.height / MAX_ZOOM + }; + struct v4l2_rect max_r = { + 0, 0, + r.width * MAX_ZOOM, + factor * r.height * MAX_ZOOM + }; + + rect_set_min_size(crop, &min_r); + rect_set_max_size(crop, &max_r); + rect_map_inside(crop, &dev->crop_bounds_cap); + } else if (dev->has_crop_cap) { + struct v4l2_rect min_r = { + 0, 0, + compose->width / MAX_ZOOM, + factor * compose->height / MAX_ZOOM + }; + struct v4l2_rect max_r = { + 0, 0, + compose->width * MAX_ZOOM, + factor * compose->height * MAX_ZOOM + }; + + rect_set_min_size(crop, &min_r); + rect_set_max_size(crop, &max_r); + rect_map_inside(crop, &dev->crop_bounds_cap); + } + } else if (dev->has_crop_cap && !dev->has_compose_cap) { + r.height *= factor; + rect_set_size_to(crop, &r); + rect_map_inside(crop, &dev->crop_bounds_cap); + r = *crop; + r.height /= factor; + rect_set_size_to(compose, &r); + } else if (!dev->has_crop_cap) { + rect_map_inside(compose, &r); + } else { + r.height *= factor; + rect_set_max_size(crop, &r); + rect_map_inside(crop, &dev->crop_bounds_cap); + compose->top *= factor; + compose->height *= factor; + rect_set_size_to(compose, crop); + rect_map_inside(compose, &r); + compose->top /= factor; + compose->height /= factor; + } + } else if (vivid_is_webcam(dev)) { + /* Guaranteed to be a match */ + for (i = 0; i < ARRAY_SIZE(webcam_sizes); i++) + if (webcam_sizes[i].width == mp->width && + webcam_sizes[i].height == mp->height) + break; + dev->webcam_size_idx = i; + if (dev->webcam_ival_idx >= 2 * (3 - i)) + dev->webcam_ival_idx = 2 * (3 - i) - 1; + vivid_update_format_cap(dev, false); + } else { + struct v4l2_rect r = { 0, 0, mp->width, mp->height }; + + rect_set_size_to(compose, &r); + r.height *= factor; + rect_set_size_to(crop, &r); + } + + dev->fmt_cap_rect.width = mp->width; + dev->fmt_cap_rect.height = mp->height; + tpg_s_buf_height(&dev->tpg, mp->height); + tpg_s_bytesperline(&dev->tpg, 0, mp->plane_fmt[0].bytesperline); + if (tpg_g_planes(&dev->tpg) > 1) + tpg_s_bytesperline(&dev->tpg, 1, mp->plane_fmt[1].bytesperline); + dev->field_cap = mp->field; + tpg_s_field(&dev->tpg, dev->field_cap); + tpg_s_crop_compose(&dev->tpg, &dev->crop_cap, &dev->compose_cap); + tpg_s_fourcc(&dev->tpg, dev->fmt_cap->fourcc); + if (vivid_is_sdtv_cap(dev)) + dev->tv_field_cap = mp->field; + tpg_update_mv_step(&dev->tpg); + return 0; +} + +int vidioc_g_fmt_vid_cap_mplane(struct file *file, void *priv, + struct v4l2_format *f) +{ + struct vivid_dev *dev = video_drvdata(file); + + if (!dev->multiplanar) + return -ENOTTY; + return vivid_g_fmt_vid_cap(file, priv, f); +} + +int vidioc_try_fmt_vid_cap_mplane(struct file *file, void *priv, + struct v4l2_format *f) +{ + struct vivid_dev *dev = video_drvdata(file); + + if (!dev->multiplanar) + return -ENOTTY; + return vivid_try_fmt_vid_cap(file, priv, f); +} + +int vidioc_s_fmt_vid_cap_mplane(struct file *file, void *priv, + struct v4l2_format *f) +{ + struct vivid_dev *dev = video_drvdata(file); + + if (!dev->multiplanar) + return -ENOTTY; + return vivid_s_fmt_vid_cap(file, priv, f); +} + +int vidioc_g_fmt_vid_cap(struct file *file, void *priv, + struct v4l2_format *f) +{ + struct vivid_dev *dev = video_drvdata(file); + + if (dev->multiplanar) + return -ENOTTY; + return fmt_sp2mp_func(file, priv, f, vivid_g_fmt_vid_cap); +} + +int vidioc_try_fmt_vid_cap(struct file *file, void *priv, + struct v4l2_format *f) +{ + struct vivid_dev *dev = video_drvdata(file); + + if (dev->multiplanar) + return -ENOTTY; + return fmt_sp2mp_func(file, priv, f, vivid_try_fmt_vid_cap); +} + +int vidioc_s_fmt_vid_cap(struct file *file, void *priv, + struct v4l2_format *f) +{ + struct vivid_dev *dev = video_drvdata(file); + + if (dev->multiplanar) + return -ENOTTY; + return fmt_sp2mp_func(file, priv, f, vivid_s_fmt_vid_cap); +} + +int vivid_vid_cap_g_selection(struct file *file, void *priv, + struct v4l2_selection *sel) +{ + struct vivid_dev *dev = video_drvdata(file); + + if (!dev->has_crop_cap && !dev->has_compose_cap) + return -ENOTTY; + if (sel->type != V4L2_BUF_TYPE_VIDEO_CAPTURE) + return -EINVAL; + if (vivid_is_webcam(dev)) + return -EINVAL; + + sel->r.left = sel->r.top = 0; + switch (sel->target) { + case V4L2_SEL_TGT_CROP: + if (!dev->has_crop_cap) + return -EINVAL; + sel->r = dev->crop_cap; + break; + case V4L2_SEL_TGT_CROP_DEFAULT: + case V4L2_SEL_TGT_CROP_BOUNDS: + if (!dev->has_crop_cap) + return -EINVAL; + sel->r = dev->src_rect; + break; + case V4L2_SEL_TGT_COMPOSE_BOUNDS: + if (!dev->has_compose_cap) + return -EINVAL; + sel->r = vivid_max_rect; + break; + case V4L2_SEL_TGT_COMPOSE: + if (!dev->has_compose_cap) + return -EINVAL; + sel->r = dev->compose_cap; + break; + case V4L2_SEL_TGT_COMPOSE_DEFAULT: + if (!dev->has_compose_cap) + return -EINVAL; + sel->r = dev->fmt_cap_rect; + break; + default: + return -EINVAL; + } + return 0; +} + +int vivid_vid_cap_s_selection(struct file *file, void *fh, struct v4l2_selection *s) +{ + struct vivid_dev *dev = video_drvdata(file); + struct v4l2_rect *crop = &dev->crop_cap; + struct v4l2_rect *compose = &dev->compose_cap; + unsigned factor = V4L2_FIELD_HAS_T_OR_B(dev->field_cap) ? 2 : 1; + int ret; + + if (!dev->has_crop_cap && !dev->has_compose_cap) + return -ENOTTY; + if (s->type != V4L2_BUF_TYPE_VIDEO_CAPTURE) + return -EINVAL; + if (vivid_is_webcam(dev)) + return -EINVAL; + + switch (s->target) { + case V4L2_SEL_TGT_CROP: + if (!dev->has_crop_cap) + return -EINVAL; + ret = vivid_vid_adjust_sel(s->flags, &s->r); + if (ret) + return ret; + rect_set_min_size(&s->r, &vivid_min_rect); + rect_set_max_size(&s->r, &dev->src_rect); + rect_map_inside(&s->r, &dev->crop_bounds_cap); + s->r.top /= factor; + s->r.height /= factor; + if (dev->has_scaler_cap) { + struct v4l2_rect fmt = dev->fmt_cap_rect; + struct v4l2_rect max_rect = { + 0, 0, + s->r.width * MAX_ZOOM, + s->r.height * MAX_ZOOM + }; + struct v4l2_rect min_rect = { + 0, 0, + s->r.width / MAX_ZOOM, + s->r.height / MAX_ZOOM + }; + + rect_set_min_size(&fmt, &min_rect); + if (!dev->has_compose_cap) + rect_set_max_size(&fmt, &max_rect); + if (!rect_same_size(&dev->fmt_cap_rect, &fmt) && + vb2_is_busy(&dev->vb_vid_cap_q)) + return -EBUSY; + if (dev->has_compose_cap) { + rect_set_min_size(compose, &min_rect); + rect_set_max_size(compose, &max_rect); + } + dev->fmt_cap_rect = fmt; + tpg_s_buf_height(&dev->tpg, fmt.height); + } else if (dev->has_compose_cap) { + struct v4l2_rect fmt = dev->fmt_cap_rect; + + rect_set_min_size(&fmt, &s->r); + if (!rect_same_size(&dev->fmt_cap_rect, &fmt) && + vb2_is_busy(&dev->vb_vid_cap_q)) + return -EBUSY; + dev->fmt_cap_rect = fmt; + tpg_s_buf_height(&dev->tpg, fmt.height); + rect_set_size_to(compose, &s->r); + rect_map_inside(compose, &dev->fmt_cap_rect); + } else { + if (!rect_same_size(&s->r, &dev->fmt_cap_rect) && + vb2_is_busy(&dev->vb_vid_cap_q)) + return -EBUSY; + rect_set_size_to(&dev->fmt_cap_rect, &s->r); + rect_set_size_to(compose, &s->r); + rect_map_inside(compose, &dev->fmt_cap_rect); + tpg_s_buf_height(&dev->tpg, dev->fmt_cap_rect.height); + } + s->r.top *= factor; + s->r.height *= factor; + *crop = s->r; + break; + case V4L2_SEL_TGT_COMPOSE: + if (!dev->has_compose_cap) + return -EINVAL; + ret = vivid_vid_adjust_sel(s->flags, &s->r); + if (ret) + return ret; + rect_set_min_size(&s->r, &vivid_min_rect); + rect_set_max_size(&s->r, &dev->fmt_cap_rect); + if (dev->has_scaler_cap) { + struct v4l2_rect max_rect = { + 0, 0, + dev->src_rect.width * MAX_ZOOM, + (dev->src_rect.height / factor) * MAX_ZOOM + }; + + rect_set_max_size(&s->r, &max_rect); + if (dev->has_crop_cap) { + struct v4l2_rect min_rect = { + 0, 0, + s->r.width / MAX_ZOOM, + (s->r.height * factor) / MAX_ZOOM + }; + struct v4l2_rect max_rect = { + 0, 0, + s->r.width * MAX_ZOOM, + (s->r.height * factor) * MAX_ZOOM + }; + + rect_set_min_size(crop, &min_rect); + rect_set_max_size(crop, &max_rect); + rect_map_inside(crop, &dev->crop_bounds_cap); + } + } else if (dev->has_crop_cap) { + s->r.top *= factor; + s->r.height *= factor; + rect_set_max_size(&s->r, &dev->src_rect); + rect_set_size_to(crop, &s->r); + rect_map_inside(crop, &dev->crop_bounds_cap); + s->r.top /= factor; + s->r.height /= factor; + } else { + rect_set_size_to(&s->r, &dev->src_rect); + s->r.height /= factor; + } + rect_map_inside(&s->r, &dev->fmt_cap_rect); + if (dev->bitmap_cap && (compose->width != s->r.width || + compose->height != s->r.height)) { + kfree(dev->bitmap_cap); + dev->bitmap_cap = NULL; + } + *compose = s->r; + break; + default: + return -EINVAL; + } + + tpg_s_crop_compose(&dev->tpg, crop, compose); + return 0; +} + +int vivid_vid_cap_cropcap(struct file *file, void *priv, + struct v4l2_cropcap *cap) +{ + struct vivid_dev *dev = video_drvdata(file); + + if (cap->type != V4L2_BUF_TYPE_VIDEO_CAPTURE) + return -EINVAL; + + switch (vivid_get_pixel_aspect(dev)) { + case TPG_PIXEL_ASPECT_NTSC: + cap->pixelaspect.numerator = 11; + cap->pixelaspect.denominator = 10; + break; + case TPG_PIXEL_ASPECT_PAL: + cap->pixelaspect.numerator = 54; + cap->pixelaspect.denominator = 59; + break; + case TPG_PIXEL_ASPECT_SQUARE: + cap->pixelaspect.numerator = 1; + cap->pixelaspect.denominator = 1; + break; + } + return 0; +} + +int vidioc_enum_fmt_vid_overlay(struct file *file, void *priv, + struct v4l2_fmtdesc *f) +{ + const struct vivid_fmt *fmt; + + if (f->index >= ARRAY_SIZE(formats_ovl)) + return -EINVAL; + + fmt = &formats_ovl[f->index]; + + strlcpy(f->description, fmt->name, sizeof(f->description)); + f->pixelformat = fmt->fourcc; + return 0; +} + +int vidioc_g_fmt_vid_overlay(struct file *file, void *priv, + struct v4l2_format *f) +{ + struct vivid_dev *dev = video_drvdata(file); + const struct v4l2_rect *compose = &dev->compose_cap; + struct v4l2_window *win = &f->fmt.win; + unsigned clipcount = win->clipcount; + + win->w.top = dev->overlay_cap_top; + win->w.left = dev->overlay_cap_left; + win->w.width = compose->width; + win->w.height = compose->height; + win->field = dev->overlay_cap_field; + win->clipcount = dev->clipcount_cap; + if (clipcount > dev->clipcount_cap) + clipcount = dev->clipcount_cap; + if (dev->bitmap_cap == NULL) + win->bitmap = NULL; + else if (win->bitmap) { + if (copy_to_user(win->bitmap, dev->bitmap_cap, + ((compose->width + 7) / 8) * compose->height)) + return -EFAULT; + } + if (clipcount && win->clips) { + if (copy_to_user(win->clips, dev->clips_cap, + clipcount * sizeof(dev->clips_cap[0]))) + return -EFAULT; + } + return 0; +} + +int vidioc_try_fmt_vid_overlay(struct file *file, void *priv, + struct v4l2_format *f) +{ + struct vivid_dev *dev = video_drvdata(file); + const struct v4l2_rect *compose = &dev->compose_cap; + struct v4l2_window *win = &f->fmt.win; + int i, j; + + win->w.left = clamp_t(int, win->w.left, + -dev->fb_cap.fmt.width, dev->fb_cap.fmt.width); + win->w.top = clamp_t(int, win->w.top, + -dev->fb_cap.fmt.height, dev->fb_cap.fmt.height); + win->w.width = compose->width; + win->w.height = compose->height; + if (win->field != V4L2_FIELD_BOTTOM && win->field != V4L2_FIELD_TOP) + win->field = V4L2_FIELD_ANY; + win->chromakey = 0; + win->global_alpha = 0; + if (win->clipcount && !win->clips) + win->clipcount = 0; + if (win->clipcount > MAX_CLIPS) + win->clipcount = MAX_CLIPS; + if (win->clipcount) { + if (copy_from_user(dev->try_clips_cap, win->clips, + win->clipcount * sizeof(dev->clips_cap[0]))) + return -EFAULT; + for (i = 0; i < win->clipcount; i++) { + struct v4l2_rect *r = &dev->try_clips_cap[i].c; + + r->top = clamp_t(s32, r->top, 0, dev->fb_cap.fmt.height - 1); + r->height = clamp_t(s32, r->height, 1, dev->fb_cap.fmt.height - r->top); + r->left = clamp_t(u32, r->left, 0, dev->fb_cap.fmt.width - 1); + r->width = clamp_t(u32, r->width, 1, dev->fb_cap.fmt.width - r->left); + } + /* + * Yeah, so sue me, it's an O(n^2) algorithm. But n is a small + * number and it's typically a one-time deal. + */ + for (i = 0; i < win->clipcount - 1; i++) { + struct v4l2_rect *r1 = &dev->try_clips_cap[i].c; + + for (j = i + 1; j < win->clipcount; j++) { + struct v4l2_rect *r2 = &dev->try_clips_cap[j].c; + + if (rect_overlap(r1, r2)) + return -EINVAL; + } + } + if (copy_to_user(win->clips, dev->try_clips_cap, + win->clipcount * sizeof(dev->clips_cap[0]))) + return -EFAULT; + } + return 0; +} + +int vidioc_s_fmt_vid_overlay(struct file *file, void *priv, + struct v4l2_format *f) +{ + struct vivid_dev *dev = video_drvdata(file); + const struct v4l2_rect *compose = &dev->compose_cap; + struct v4l2_window *win = &f->fmt.win; + int ret = vidioc_try_fmt_vid_overlay(file, priv, f); + unsigned bitmap_size = ((compose->width + 7) / 8) * compose->height; + unsigned clips_size = win->clipcount * sizeof(dev->clips_cap[0]); + void *new_bitmap = NULL; + + if (ret) + return ret; + + if (win->bitmap) { + new_bitmap = vzalloc(bitmap_size); + + if (new_bitmap == NULL) + return -ENOMEM; + if (copy_from_user(new_bitmap, win->bitmap, bitmap_size)) { + vfree(new_bitmap); + return -EFAULT; + } + } + + dev->overlay_cap_top = win->w.top; + dev->overlay_cap_left = win->w.left; + dev->overlay_cap_field = win->field; + vfree(dev->bitmap_cap); + dev->bitmap_cap = new_bitmap; + dev->clipcount_cap = win->clipcount; + if (dev->clipcount_cap) + memcpy(dev->clips_cap, dev->try_clips_cap, clips_size); + return 0; +} + +int vivid_vid_cap_overlay(struct file *file, void *fh, unsigned i) +{ + struct vivid_dev *dev = video_drvdata(file); + + if (i && dev->fb_vbase_cap == NULL) + return -EINVAL; + + if (i && dev->fb_cap.fmt.pixelformat != dev->fmt_cap->fourcc) { + dprintk(dev, 1, "mismatch between overlay and video capture pixelformats\n"); + return -EINVAL; + } + + if (dev->overlay_cap_owner && dev->overlay_cap_owner != fh) + return -EBUSY; + dev->overlay_cap_owner = i ? fh : NULL; + return 0; +} + +int vivid_vid_cap_g_fbuf(struct file *file, void *fh, + struct v4l2_framebuffer *a) +{ + struct vivid_dev *dev = video_drvdata(file); + + *a = dev->fb_cap; + a->capability = V4L2_FBUF_CAP_BITMAP_CLIPPING | + V4L2_FBUF_CAP_LIST_CLIPPING; + a->flags = V4L2_FBUF_FLAG_PRIMARY; + a->fmt.field = V4L2_FIELD_NONE; + a->fmt.colorspace = V4L2_COLORSPACE_SRGB; + a->fmt.priv = 0; + return 0; +} + +int vivid_vid_cap_s_fbuf(struct file *file, void *fh, + const struct v4l2_framebuffer *a) +{ + struct vivid_dev *dev = video_drvdata(file); + const struct vivid_fmt *fmt; + + if (!capable(CAP_SYS_ADMIN) && !capable(CAP_SYS_RAWIO)) + return -EPERM; + + if (dev->overlay_cap_owner) + return -EBUSY; + + if (a->base == NULL) { + dev->fb_cap.base = NULL; + dev->fb_vbase_cap = NULL; + return 0; + } + + if (a->fmt.width < 48 || a->fmt.height < 32) + return -EINVAL; + fmt = vivid_get_format(dev, a->fmt.pixelformat); + if (!fmt || !fmt->can_do_overlay) + return -EINVAL; + if (a->fmt.bytesperline < (a->fmt.width * fmt->depth) / 8) + return -EINVAL; + if (a->fmt.height * a->fmt.bytesperline < a->fmt.sizeimage) + return -EINVAL; + + dev->fb_vbase_cap = phys_to_virt((unsigned long)a->base); + dev->fb_cap = *a; + dev->overlay_cap_left = clamp_t(int, dev->overlay_cap_left, + -dev->fb_cap.fmt.width, dev->fb_cap.fmt.width); + dev->overlay_cap_top = clamp_t(int, dev->overlay_cap_top, + -dev->fb_cap.fmt.height, dev->fb_cap.fmt.height); + return 0; +} + +static const struct v4l2_audio vivid_audio_inputs[] = { + { 0, "TV", V4L2_AUDCAP_STEREO }, + { 1, "Line-In", V4L2_AUDCAP_STEREO }, +}; + +int vidioc_enum_input(struct file *file, void *priv, + struct v4l2_input *inp) +{ + struct vivid_dev *dev = video_drvdata(file); + + if (inp->index >= dev->num_inputs) + return -EINVAL; + + inp->type = V4L2_INPUT_TYPE_CAMERA; + switch (dev->input_type[inp->index]) { + case WEBCAM: + snprintf(inp->name, sizeof(inp->name), "Webcam %u", + dev->input_name_counter[inp->index]); + inp->capabilities = 0; + break; + case TV: + snprintf(inp->name, sizeof(inp->name), "TV %u", + dev->input_name_counter[inp->index]); + inp->type = V4L2_INPUT_TYPE_TUNER; + inp->std = V4L2_STD_ALL; + if (dev->has_audio_inputs) + inp->audioset = (1 << ARRAY_SIZE(vivid_audio_inputs)) - 1; + inp->capabilities = V4L2_IN_CAP_STD; + break; + case SVID: + snprintf(inp->name, sizeof(inp->name), "S-Video %u", + dev->input_name_counter[inp->index]); + inp->std = V4L2_STD_ALL; + if (dev->has_audio_inputs) + inp->audioset = (1 << ARRAY_SIZE(vivid_audio_inputs)) - 1; + inp->capabilities = V4L2_IN_CAP_STD; + break; + case HDMI: + snprintf(inp->name, sizeof(inp->name), "HDMI %u", + dev->input_name_counter[inp->index]); + inp->capabilities = V4L2_IN_CAP_DV_TIMINGS; + if (dev->edid_blocks == 0 || + dev->dv_timings_signal_mode == NO_SIGNAL) + inp->status |= V4L2_IN_ST_NO_SIGNAL; + else if (dev->dv_timings_signal_mode == NO_LOCK || + dev->dv_timings_signal_mode == OUT_OF_RANGE) + inp->status |= V4L2_IN_ST_NO_H_LOCK; + break; + } + if (dev->sensor_hflip) + inp->status |= V4L2_IN_ST_HFLIP; + if (dev->sensor_vflip) + inp->status |= V4L2_IN_ST_VFLIP; + if (dev->input == inp->index && vivid_is_sdtv_cap(dev)) { + if (dev->std_signal_mode == NO_SIGNAL) { + inp->status |= V4L2_IN_ST_NO_SIGNAL; + } else if (dev->std_signal_mode == NO_LOCK) { + inp->status |= V4L2_IN_ST_NO_H_LOCK; + } else if (vivid_is_tv_cap(dev)) { + switch (tpg_g_quality(&dev->tpg)) { + case TPG_QUAL_GRAY: + inp->status |= V4L2_IN_ST_COLOR_KILL; + break; + case TPG_QUAL_NOISE: + inp->status |= V4L2_IN_ST_NO_H_LOCK; + break; + default: + break; + } + } + } + return 0; +} + +int vidioc_g_input(struct file *file, void *priv, unsigned *i) +{ + struct vivid_dev *dev = video_drvdata(file); + + *i = dev->input; + return 0; +} + +int vidioc_s_input(struct file *file, void *priv, unsigned i) +{ + struct vivid_dev *dev = video_drvdata(file); + struct v4l2_bt_timings *bt = &dev->dv_timings_cap.bt; + unsigned brightness; + + if (i >= dev->num_inputs) + return -EINVAL; + + if (i == dev->input) + return 0; + + if (vb2_is_busy(&dev->vb_vid_cap_q) || vb2_is_busy(&dev->vb_vbi_cap_q)) + return -EBUSY; + + dev->input = i; + dev->vid_cap_dev.tvnorms = 0; + if (dev->input_type[i] == TV || dev->input_type[i] == SVID) { + dev->tv_audio_input = (dev->input_type[i] == TV) ? 0 : 1; + dev->vid_cap_dev.tvnorms = V4L2_STD_ALL; + } + dev->vbi_cap_dev.tvnorms = dev->vid_cap_dev.tvnorms; + vivid_update_format_cap(dev, false); + + if (dev->colorspace) { + switch (dev->input_type[i]) { + case WEBCAM: + v4l2_ctrl_s_ctrl(dev->colorspace, V4L2_COLORSPACE_SRGB); + break; + case TV: + case SVID: + v4l2_ctrl_s_ctrl(dev->colorspace, V4L2_COLORSPACE_SMPTE170M); + break; + case HDMI: + if (bt->standards & V4L2_DV_BT_STD_CEA861) { + if (dev->src_rect.width == 720 && dev->src_rect.height <= 576) + v4l2_ctrl_s_ctrl(dev->colorspace, V4L2_COLORSPACE_SMPTE170M); + else + v4l2_ctrl_s_ctrl(dev->colorspace, V4L2_COLORSPACE_REC709); + } else { + v4l2_ctrl_s_ctrl(dev->colorspace, V4L2_COLORSPACE_SRGB); + } + break; + } + } + + /* + * Modify the brightness range depending on the input. + * This makes it easy to use vivid to test if applications can + * handle control range modifications and is also how this is + * typically used in practice as different inputs may be hooked + * up to different receivers with different control ranges. + */ + brightness = 128 * i + dev->input_brightness[i]; + v4l2_ctrl_modify_range(dev->brightness, + 128 * i, 255 + 128 * i, 1, 128 + 128 * i); + v4l2_ctrl_s_ctrl(dev->brightness, brightness); + return 0; +} + +int vidioc_enumaudio(struct file *file, void *fh, struct v4l2_audio *vin) +{ + if (vin->index >= ARRAY_SIZE(vivid_audio_inputs)) + return -EINVAL; + *vin = vivid_audio_inputs[vin->index]; + return 0; +} + +int vidioc_g_audio(struct file *file, void *fh, struct v4l2_audio *vin) +{ + struct vivid_dev *dev = video_drvdata(file); + + if (!vivid_is_sdtv_cap(dev)) + return -EINVAL; + *vin = vivid_audio_inputs[dev->tv_audio_input]; + return 0; +} + +int vidioc_s_audio(struct file *file, void *fh, const struct v4l2_audio *vin) +{ + struct vivid_dev *dev = video_drvdata(file); + + if (!vivid_is_sdtv_cap(dev)) + return -EINVAL; + if (vin->index >= ARRAY_SIZE(vivid_audio_inputs)) + return -EINVAL; + dev->tv_audio_input = vin->index; + return 0; +} + +int vivid_video_g_frequency(struct file *file, void *fh, struct v4l2_frequency *vf) +{ + struct vivid_dev *dev = video_drvdata(file); + + if (vf->tuner != 0) + return -EINVAL; + vf->frequency = dev->tv_freq; + return 0; +} + +int vivid_video_s_frequency(struct file *file, void *fh, const struct v4l2_frequency *vf) +{ + struct vivid_dev *dev = video_drvdata(file); + + if (vf->tuner != 0) + return -EINVAL; + dev->tv_freq = clamp_t(unsigned, vf->frequency, MIN_TV_FREQ, MAX_TV_FREQ); + if (vivid_is_tv_cap(dev)) + vivid_update_quality(dev); + return 0; +} + +int vivid_video_s_tuner(struct file *file, void *fh, const struct v4l2_tuner *vt) +{ + struct vivid_dev *dev = video_drvdata(file); + + if (vt->index != 0) + return -EINVAL; + if (vt->audmode > V4L2_TUNER_MODE_LANG1_LANG2) + return -EINVAL; + dev->tv_audmode = vt->audmode; + return 0; +} + +int vivid_video_g_tuner(struct file *file, void *fh, struct v4l2_tuner *vt) +{ + struct vivid_dev *dev = video_drvdata(file); + enum tpg_quality qual; + + if (vt->index != 0) + return -EINVAL; + + vt->capability = V4L2_TUNER_CAP_NORM | V4L2_TUNER_CAP_STEREO | + V4L2_TUNER_CAP_LANG1 | V4L2_TUNER_CAP_LANG2; + vt->audmode = dev->tv_audmode; + vt->rangelow = MIN_TV_FREQ; + vt->rangehigh = MAX_TV_FREQ; + qual = vivid_get_quality(dev, &vt->afc); + if (qual == TPG_QUAL_COLOR) + vt->signal = 0xffff; + else if (qual == TPG_QUAL_GRAY) + vt->signal = 0x8000; + else + vt->signal = 0; + if (qual == TPG_QUAL_NOISE) { + vt->rxsubchans = 0; + } else if (qual == TPG_QUAL_GRAY) { + vt->rxsubchans = V4L2_TUNER_SUB_MONO; + } else { + unsigned channel_nr = dev->tv_freq / (6 * 16); + unsigned options = (dev->std_cap & V4L2_STD_NTSC_M) ? 4 : 3; + + switch (channel_nr % options) { + case 0: + vt->rxsubchans = V4L2_TUNER_SUB_MONO; + break; + case 1: + vt->rxsubchans = V4L2_TUNER_SUB_STEREO; + break; + case 2: + if (dev->std_cap & V4L2_STD_NTSC_M) + vt->rxsubchans = V4L2_TUNER_SUB_MONO | V4L2_TUNER_SUB_SAP; + else + vt->rxsubchans = V4L2_TUNER_SUB_LANG1 | V4L2_TUNER_SUB_LANG2; + break; + case 3: + vt->rxsubchans = V4L2_TUNER_SUB_STEREO | V4L2_TUNER_SUB_SAP; + break; + } + } + strlcpy(vt->name, "TV Tuner", sizeof(vt->name)); + return 0; +} + +/* Must remain in sync with the vivid_ctrl_standard_strings array */ +const v4l2_std_id vivid_standard[] = { + V4L2_STD_NTSC_M, + V4L2_STD_NTSC_M_JP, + V4L2_STD_NTSC_M_KR, + V4L2_STD_NTSC_443, + V4L2_STD_PAL_BG | V4L2_STD_PAL_H, + V4L2_STD_PAL_I, + V4L2_STD_PAL_DK, + V4L2_STD_PAL_M, + V4L2_STD_PAL_N, + V4L2_STD_PAL_Nc, + V4L2_STD_PAL_60, + V4L2_STD_SECAM_B | V4L2_STD_SECAM_G | V4L2_STD_SECAM_H, + V4L2_STD_SECAM_DK, + V4L2_STD_SECAM_L, + V4L2_STD_SECAM_LC, + V4L2_STD_UNKNOWN +}; + +/* Must remain in sync with the vivid_standard array */ +const char * const vivid_ctrl_standard_strings[] = { + "NTSC-M", + "NTSC-M-JP", + "NTSC-M-KR", + "NTSC-443", + "PAL-BGH", + "PAL-I", + "PAL-DK", + "PAL-M", + "PAL-N", + "PAL-Nc", + "PAL-60", + "SECAM-BGH", + "SECAM-DK", + "SECAM-L", + "SECAM-Lc", + NULL, +}; + +int vidioc_querystd(struct file *file, void *priv, v4l2_std_id *id) +{ + struct vivid_dev *dev = video_drvdata(file); + + if (!vivid_is_sdtv_cap(dev)) + return -ENODATA; + if (dev->std_signal_mode == NO_SIGNAL || + dev->std_signal_mode == NO_LOCK) { + *id = V4L2_STD_UNKNOWN; + return 0; + } + if (vivid_is_tv_cap(dev) && tpg_g_quality(&dev->tpg) == TPG_QUAL_NOISE) { + *id = V4L2_STD_UNKNOWN; + } else if (dev->std_signal_mode == CURRENT_STD) { + *id = dev->std_cap; + } else if (dev->std_signal_mode == SELECTED_STD) { + *id = dev->query_std; + } else { + *id = vivid_standard[dev->query_std_last]; + dev->query_std_last = (dev->query_std_last + 1) % ARRAY_SIZE(vivid_standard); + } + + return 0; +} + +int vivid_vid_cap_s_std(struct file *file, void *priv, v4l2_std_id id) +{ + struct vivid_dev *dev = video_drvdata(file); + + if (!vivid_is_sdtv_cap(dev)) + return -ENODATA; + if (dev->std_cap == id) + return 0; + if (vb2_is_busy(&dev->vb_vid_cap_q) || vb2_is_busy(&dev->vb_vbi_cap_q)) + return -EBUSY; + dev->std_cap = id; + vivid_update_format_cap(dev, false); + return 0; +} + +int vivid_vid_cap_s_dv_timings(struct file *file, void *_fh, + struct v4l2_dv_timings *timings) +{ + struct vivid_dev *dev = video_drvdata(file); + + if (!vivid_is_hdmi_cap(dev)) + return -ENODATA; + if (vb2_is_busy(&dev->vb_vid_cap_q)) + return -EBUSY; + if (!v4l2_find_dv_timings_cap(timings, &vivid_dv_timings_cap, + 0, NULL, NULL)) + return -EINVAL; + if (v4l2_match_dv_timings(timings, &dev->dv_timings_cap, 0)) + return 0; + dev->dv_timings_cap = *timings; + vivid_update_format_cap(dev, false); + return 0; +} + +int vidioc_query_dv_timings(struct file *file, void *_fh, + struct v4l2_dv_timings *timings) +{ + struct vivid_dev *dev = video_drvdata(file); + + if (!vivid_is_hdmi_cap(dev)) + return -ENODATA; + if (dev->dv_timings_signal_mode == NO_SIGNAL || + dev->edid_blocks == 0) + return -ENOLINK; + if (dev->dv_timings_signal_mode == NO_LOCK) + return -ENOLCK; + if (dev->dv_timings_signal_mode == OUT_OF_RANGE) { + timings->bt.pixelclock = vivid_dv_timings_cap.bt.max_pixelclock * 2; + return -ERANGE; + } + if (dev->dv_timings_signal_mode == CURRENT_DV_TIMINGS) { + *timings = dev->dv_timings_cap; + } else if (dev->dv_timings_signal_mode == SELECTED_DV_TIMINGS) { + *timings = v4l2_dv_timings_presets[dev->query_dv_timings]; + } else { + *timings = v4l2_dv_timings_presets[dev->query_dv_timings_last]; + dev->query_dv_timings_last = (dev->query_dv_timings_last + 1) % + dev->query_dv_timings_size; + } + return 0; +} + +int vidioc_s_edid(struct file *file, void *_fh, + struct v4l2_edid *edid) +{ + struct vivid_dev *dev = video_drvdata(file); + + memset(edid->reserved, 0, sizeof(edid->reserved)); + if (edid->pad >= dev->num_inputs) + return -EINVAL; + if (dev->input_type[edid->pad] != HDMI || edid->start_block) + return -EINVAL; + if (edid->blocks == 0) { + dev->edid_blocks = 0; + return 0; + } + if (edid->blocks > dev->edid_max_blocks) { + edid->blocks = dev->edid_max_blocks; + return -E2BIG; + } + dev->edid_blocks = edid->blocks; + memcpy(dev->edid, edid->edid, edid->blocks * 128); + return 0; +} + +int vidioc_enum_framesizes(struct file *file, void *fh, + struct v4l2_frmsizeenum *fsize) +{ + struct vivid_dev *dev = video_drvdata(file); + + if (!vivid_is_webcam(dev) && !dev->has_scaler_cap) + return -EINVAL; + if (vivid_get_format(dev, fsize->pixel_format) == NULL) + return -EINVAL; + if (vivid_is_webcam(dev)) { + if (fsize->index >= ARRAY_SIZE(webcam_sizes)) + return -EINVAL; + fsize->type = V4L2_FRMSIZE_TYPE_DISCRETE; + fsize->discrete = webcam_sizes[fsize->index]; + return 0; + } + if (fsize->index) + return -EINVAL; + fsize->type = V4L2_FRMSIZE_TYPE_STEPWISE; + fsize->stepwise.min_width = MIN_WIDTH; + fsize->stepwise.max_width = MAX_WIDTH * MAX_ZOOM; + fsize->stepwise.step_width = 2; + fsize->stepwise.min_height = MIN_HEIGHT; + fsize->stepwise.max_height = MAX_HEIGHT * MAX_ZOOM; + fsize->stepwise.step_height = 2; + return 0; +} + +/* timeperframe is arbitrary and continuous */ +int vidioc_enum_frameintervals(struct file *file, void *priv, + struct v4l2_frmivalenum *fival) +{ + struct vivid_dev *dev = video_drvdata(file); + const struct vivid_fmt *fmt; + int i; + + fmt = vivid_get_format(dev, fival->pixel_format); + if (!fmt) + return -EINVAL; + + if (!vivid_is_webcam(dev)) { + static const struct v4l2_fract step = { 1, 1 }; + + if (fival->index) + return -EINVAL; + if (fival->width < MIN_WIDTH || fival->width > MAX_WIDTH * MAX_ZOOM) + return -EINVAL; + if (fival->height < MIN_HEIGHT || fival->height > MAX_HEIGHT * MAX_ZOOM) + return -EINVAL; + fival->type = V4L2_FRMIVAL_TYPE_CONTINUOUS; + fival->stepwise.min = tpf_min; + fival->stepwise.max = tpf_max; + fival->stepwise.step = step; + return 0; + } + + for (i = 0; i < ARRAY_SIZE(webcam_sizes); i++) + if (fival->width == webcam_sizes[i].width && + fival->height == webcam_sizes[i].height) + break; + if (i == ARRAY_SIZE(webcam_sizes)) + return -EINVAL; + if (fival->index >= 2 * (3 - i)) + return -EINVAL; + fival->type = V4L2_FRMIVAL_TYPE_DISCRETE; + fival->discrete = webcam_intervals[fival->index]; + return 0; +} + +int vivid_vid_cap_g_parm(struct file *file, void *priv, + struct v4l2_streamparm *parm) +{ + struct vivid_dev *dev = video_drvdata(file); + + if (parm->type != (dev->multiplanar ? + V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE : + V4L2_BUF_TYPE_VIDEO_CAPTURE)) + return -EINVAL; + + parm->parm.capture.capability = V4L2_CAP_TIMEPERFRAME; + parm->parm.capture.timeperframe = dev->timeperframe_vid_cap; + parm->parm.capture.readbuffers = 1; + return 0; +} + +#define FRACT_CMP(a, OP, b) \ + ((u64)(a).numerator * (b).denominator OP (u64)(b).numerator * (a).denominator) + +int vivid_vid_cap_s_parm(struct file *file, void *priv, + struct v4l2_streamparm *parm) +{ + struct vivid_dev *dev = video_drvdata(file); + unsigned ival_sz = 2 * (3 - dev->webcam_size_idx); + struct v4l2_fract tpf; + unsigned i; + + if (parm->type != (dev->multiplanar ? + V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE : + V4L2_BUF_TYPE_VIDEO_CAPTURE)) + return -EINVAL; + if (!vivid_is_webcam(dev)) + return vivid_vid_cap_g_parm(file, priv, parm); + + tpf = parm->parm.capture.timeperframe; + + if (tpf.denominator == 0) + tpf = webcam_intervals[ival_sz - 1]; + for (i = 0; i < ival_sz; i++) + if (FRACT_CMP(tpf, >=, webcam_intervals[i])) + break; + if (i == ival_sz) + i = ival_sz - 1; + dev->webcam_ival_idx = i; + tpf = webcam_intervals[dev->webcam_ival_idx]; + tpf = FRACT_CMP(tpf, <, tpf_min) ? tpf_min : tpf; + tpf = FRACT_CMP(tpf, >, tpf_max) ? tpf_max : tpf; + + /* resync the thread's timings */ + dev->cap_seq_resync = true; + dev->timeperframe_vid_cap = tpf; + parm->parm.capture.timeperframe = tpf; + parm->parm.capture.readbuffers = 1; + return 0; +} diff --git a/drivers/media/platform/vivid/vivid-vid-cap.h b/drivers/media/platform/vivid/vivid-vid-cap.h new file mode 100644 index 0000000..9407981 --- /dev/null +++ b/drivers/media/platform/vivid/vivid-vid-cap.h @@ -0,0 +1,71 @@ +/* + * vivid-vid-cap.h - video capture support functions. + * + * Copyright 2014 Cisco Systems, Inc. and/or its affiliates. All rights reserved. + * + * This program is free software; you may redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; version 2 of the License. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND + * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS + * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN + * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN + * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE + * SOFTWARE. + */ + +#ifndef _VIVID_VID_CAP_H_ +#define _VIVID_VID_CAP_H_ + +void vivid_update_quality(struct vivid_dev *dev); +void vivid_update_format_cap(struct vivid_dev *dev, bool keep_controls); +enum tpg_video_aspect vivid_get_video_aspect(const struct vivid_dev *dev); + +extern const v4l2_std_id vivid_standard[]; +extern const char * const vivid_ctrl_standard_strings[]; + +extern const struct vb2_ops vivid_vid_cap_qops; + +int vivid_g_fmt_vid_cap(struct file *file, void *priv, struct v4l2_format *f); +int vivid_try_fmt_vid_cap(struct file *file, void *priv, struct v4l2_format *f); +int vivid_s_fmt_vid_cap(struct file *file, void *priv, struct v4l2_format *f); +int vidioc_g_fmt_vid_cap_mplane(struct file *file, void *priv, struct v4l2_format *f); +int vidioc_try_fmt_vid_cap_mplane(struct file *file, void *priv, struct v4l2_format *f); +int vidioc_s_fmt_vid_cap_mplane(struct file *file, void *priv, struct v4l2_format *f); +int vidioc_g_fmt_vid_cap(struct file *file, void *priv, struct v4l2_format *f); +int vidioc_try_fmt_vid_cap(struct file *file, void *priv, struct v4l2_format *f); +int vidioc_s_fmt_vid_cap(struct file *file, void *priv, struct v4l2_format *f); +int vivid_vid_cap_g_selection(struct file *file, void *priv, struct v4l2_selection *sel); +int vivid_vid_cap_s_selection(struct file *file, void *fh, struct v4l2_selection *s); +int vivid_vid_cap_cropcap(struct file *file, void *priv, struct v4l2_cropcap *cap); +int vidioc_enum_fmt_vid_overlay(struct file *file, void *priv, struct v4l2_fmtdesc *f); +int vidioc_g_fmt_vid_overlay(struct file *file, void *priv, struct v4l2_format *f); +int vidioc_try_fmt_vid_overlay(struct file *file, void *priv, struct v4l2_format *f); +int vidioc_s_fmt_vid_overlay(struct file *file, void *priv, struct v4l2_format *f); +int vivid_vid_cap_overlay(struct file *file, void *fh, unsigned i); +int vivid_vid_cap_g_fbuf(struct file *file, void *fh, struct v4l2_framebuffer *a); +int vivid_vid_cap_s_fbuf(struct file *file, void *fh, const struct v4l2_framebuffer *a); +int vidioc_enum_input(struct file *file, void *priv, struct v4l2_input *inp); +int vidioc_g_input(struct file *file, void *priv, unsigned *i); +int vidioc_s_input(struct file *file, void *priv, unsigned i); +int vidioc_enumaudio(struct file *file, void *fh, struct v4l2_audio *vin); +int vidioc_g_audio(struct file *file, void *fh, struct v4l2_audio *vin); +int vidioc_s_audio(struct file *file, void *fh, const struct v4l2_audio *vin); +int vivid_video_g_frequency(struct file *file, void *fh, struct v4l2_frequency *vf); +int vivid_video_s_frequency(struct file *file, void *fh, const struct v4l2_frequency *vf); +int vivid_video_s_tuner(struct file *file, void *fh, const struct v4l2_tuner *vt); +int vivid_video_g_tuner(struct file *file, void *fh, struct v4l2_tuner *vt); +int vidioc_querystd(struct file *file, void *priv, v4l2_std_id *id); +int vivid_vid_cap_s_std(struct file *file, void *priv, v4l2_std_id id); +int vivid_vid_cap_s_dv_timings(struct file *file, void *_fh, struct v4l2_dv_timings *timings); +int vidioc_query_dv_timings(struct file *file, void *_fh, struct v4l2_dv_timings *timings); +int vidioc_s_edid(struct file *file, void *_fh, struct v4l2_edid *edid); +int vidioc_enum_framesizes(struct file *file, void *fh, struct v4l2_frmsizeenum *fsize); +int vidioc_enum_frameintervals(struct file *file, void *priv, struct v4l2_frmivalenum *fival); +int vivid_vid_cap_g_parm(struct file *file, void *priv, struct v4l2_streamparm *parm); +int vivid_vid_cap_s_parm(struct file *file, void *priv, struct v4l2_streamparm *parm); + +#endif diff --git a/drivers/media/platform/vivid/vivid-vid-common.c b/drivers/media/platform/vivid/vivid-vid-common.c new file mode 100644 index 0000000..16cd6d2 --- /dev/null +++ b/drivers/media/platform/vivid/vivid-vid-common.c @@ -0,0 +1,571 @@ +/* + * vivid-vid-common.c - common video support functions. + * + * Copyright 2014 Cisco Systems, Inc. and/or its affiliates. All rights reserved. + * + * This program is free software; you may redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; version 2 of the License. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND + * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS + * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN + * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN + * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE + * SOFTWARE. + */ + +#include <linux/errno.h> +#include <linux/kernel.h> +#include <linux/sched.h> +#include <linux/videodev2.h> +#include <linux/v4l2-dv-timings.h> +#include <media/v4l2-common.h> +#include <media/v4l2-event.h> +#include <media/v4l2-dv-timings.h> + +#include "vivid-core.h" +#include "vivid-vid-common.h" + +const struct v4l2_dv_timings_cap vivid_dv_timings_cap = { + .type = V4L2_DV_BT_656_1120, + /* keep this initialization for compatibility with GCC < 4.4.6 */ + .reserved = { 0 }, + V4L2_INIT_BT_TIMINGS(0, MAX_WIDTH, 0, MAX_HEIGHT, 25000000, 600000000, + V4L2_DV_BT_STD_CEA861 | V4L2_DV_BT_STD_DMT, + V4L2_DV_BT_CAP_PROGRESSIVE | V4L2_DV_BT_CAP_INTERLACED) +}; + +/* ------------------------------------------------------------------ + Basic structures + ------------------------------------------------------------------*/ + +struct vivid_fmt vivid_formats[] = { + { + .name = "4:2:2, packed, YUYV", + .fourcc = V4L2_PIX_FMT_YUYV, + .depth = 16, + .is_yuv = true, + .planes = 1, + .data_offset = { PLANE0_DATA_OFFSET, 0 }, + }, + { + .name = "4:2:2, packed, UYVY", + .fourcc = V4L2_PIX_FMT_UYVY, + .depth = 16, + .is_yuv = true, + .planes = 1, + }, + { + .name = "4:2:2, packed, YVYU", + .fourcc = V4L2_PIX_FMT_YVYU, + .depth = 16, + .is_yuv = true, + .planes = 1, + }, + { + .name = "4:2:2, packed, VYUY", + .fourcc = V4L2_PIX_FMT_VYUY, + .depth = 16, + .is_yuv = true, + .planes = 1, + }, + { + .name = "RGB565 (LE)", + .fourcc = V4L2_PIX_FMT_RGB565, /* gggbbbbb rrrrrggg */ + .depth = 16, + .planes = 1, + .can_do_overlay = true, + }, + { + .name = "RGB565 (BE)", + .fourcc = V4L2_PIX_FMT_RGB565X, /* rrrrrggg gggbbbbb */ + .depth = 16, + .planes = 1, + .can_do_overlay = true, + }, + { + .name = "RGB555 (LE)", + .fourcc = V4L2_PIX_FMT_RGB555, /* gggbbbbb arrrrrgg */ + .depth = 16, + .planes = 1, + .can_do_overlay = true, + }, + { + .name = "XRGB555 (LE)", + .fourcc = V4L2_PIX_FMT_XRGB555, /* gggbbbbb arrrrrgg */ + .depth = 16, + .planes = 1, + .can_do_overlay = true, + }, + { + .name = "ARGB555 (LE)", + .fourcc = V4L2_PIX_FMT_ARGB555, /* gggbbbbb arrrrrgg */ + .depth = 16, + .planes = 1, + .can_do_overlay = true, + .alpha_mask = 0x8000, + }, + { + .name = "RGB555 (BE)", + .fourcc = V4L2_PIX_FMT_RGB555X, /* arrrrrgg gggbbbbb */ + .depth = 16, + .planes = 1, + .can_do_overlay = true, + }, + { + .name = "RGB24 (LE)", + .fourcc = V4L2_PIX_FMT_RGB24, /* rgb */ + .depth = 24, + .planes = 1, + }, + { + .name = "RGB24 (BE)", + .fourcc = V4L2_PIX_FMT_BGR24, /* bgr */ + .depth = 24, + .planes = 1, + }, + { + .name = "RGB32 (LE)", + .fourcc = V4L2_PIX_FMT_RGB32, /* argb */ + .depth = 32, + .planes = 1, + }, + { + .name = "RGB32 (BE)", + .fourcc = V4L2_PIX_FMT_BGR32, /* bgra */ + .depth = 32, + .planes = 1, + }, + { + .name = "XRGB32 (LE)", + .fourcc = V4L2_PIX_FMT_XRGB32, /* argb */ + .depth = 32, + .planes = 1, + }, + { + .name = "XRGB32 (BE)", + .fourcc = V4L2_PIX_FMT_XBGR32, /* bgra */ + .depth = 32, + .planes = 1, + }, + { + .name = "ARGB32 (LE)", + .fourcc = V4L2_PIX_FMT_ARGB32, /* argb */ + .depth = 32, + .planes = 1, + .alpha_mask = 0x000000ff, + }, + { + .name = "ARGB32 (BE)", + .fourcc = V4L2_PIX_FMT_ABGR32, /* bgra */ + .depth = 32, + .planes = 1, + .alpha_mask = 0xff000000, + }, + { + .name = "4:2:2, planar, YUV", + .fourcc = V4L2_PIX_FMT_NV16M, + .depth = 8, + .is_yuv = true, + .planes = 2, + .data_offset = { PLANE0_DATA_OFFSET, 0 }, + }, + { + .name = "4:2:2, planar, YVU", + .fourcc = V4L2_PIX_FMT_NV61M, + .depth = 8, + .is_yuv = true, + .planes = 2, + .data_offset = { 0, PLANE0_DATA_OFFSET }, + }, +}; + +/* There are 2 multiplanar formats in the list */ +#define VIVID_MPLANAR_FORMATS 2 + +const struct vivid_fmt *vivid_get_format(struct vivid_dev *dev, u32 pixelformat) +{ + const struct vivid_fmt *fmt; + unsigned k; + + for (k = 0; k < ARRAY_SIZE(vivid_formats); k++) { + fmt = &vivid_formats[k]; + if (fmt->fourcc == pixelformat) + if (fmt->planes == 1 || dev->multiplanar) + return fmt; + } + + return NULL; +} + +bool vivid_vid_can_loop(struct vivid_dev *dev) +{ + if (dev->src_rect.width != dev->sink_rect.width || + dev->src_rect.height != dev->sink_rect.height) + return false; + if (dev->fmt_cap->fourcc != dev->fmt_out->fourcc) + return false; + if (dev->field_cap != dev->field_out) + return false; + if (vivid_is_svid_cap(dev) && vivid_is_svid_out(dev)) { + if (!(dev->std_cap & V4L2_STD_525_60) != + !(dev->std_out & V4L2_STD_525_60)) + return false; + return true; + } + if (vivid_is_hdmi_cap(dev) && vivid_is_hdmi_out(dev)) + return true; + return false; +} + +void vivid_send_source_change(struct vivid_dev *dev, unsigned type) +{ + struct v4l2_event ev = { + .type = V4L2_EVENT_SOURCE_CHANGE, + .u.src_change.changes = V4L2_EVENT_SRC_CH_RESOLUTION, + }; + unsigned i; + + for (i = 0; i < dev->num_inputs; i++) { + ev.id = i; + if (dev->input_type[i] == type) { + if (video_is_registered(&dev->vid_cap_dev) && dev->has_vid_cap) + v4l2_event_queue(&dev->vid_cap_dev, &ev); + if (video_is_registered(&dev->vbi_cap_dev) && dev->has_vbi_cap) + v4l2_event_queue(&dev->vbi_cap_dev, &ev); + } + } +} + +/* + * Conversion function that converts a single-planar format to a + * single-plane multiplanar format. + */ +void fmt_sp2mp(const struct v4l2_format *sp_fmt, struct v4l2_format *mp_fmt) +{ + struct v4l2_pix_format_mplane *mp = &mp_fmt->fmt.pix_mp; + struct v4l2_plane_pix_format *ppix = &mp->plane_fmt[0]; + const struct v4l2_pix_format *pix = &sp_fmt->fmt.pix; + bool is_out = sp_fmt->type == V4L2_BUF_TYPE_VIDEO_OUTPUT; + + memset(mp->reserved, 0, sizeof(mp->reserved)); + mp_fmt->type = is_out ? V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE : + V4L2_CAP_VIDEO_CAPTURE_MPLANE; + mp->width = pix->width; + mp->height = pix->height; + mp->pixelformat = pix->pixelformat; + mp->field = pix->field; + mp->colorspace = pix->colorspace; + mp->num_planes = 1; + mp->flags = pix->flags; + ppix->sizeimage = pix->sizeimage; + ppix->bytesperline = pix->bytesperline; + memset(ppix->reserved, 0, sizeof(ppix->reserved)); +} + +int fmt_sp2mp_func(struct file *file, void *priv, + struct v4l2_format *f, fmtfunc func) +{ + struct v4l2_format fmt; + struct v4l2_pix_format_mplane *mp = &fmt.fmt.pix_mp; + struct v4l2_plane_pix_format *ppix = &mp->plane_fmt[0]; + struct v4l2_pix_format *pix = &f->fmt.pix; + int ret; + + /* Converts to a mplane format */ + fmt_sp2mp(f, &fmt); + /* Passes it to the generic mplane format function */ + ret = func(file, priv, &fmt); + /* Copies back the mplane data to the single plane format */ + pix->width = mp->width; + pix->height = mp->height; + pix->pixelformat = mp->pixelformat; + pix->field = mp->field; + pix->colorspace = mp->colorspace; + pix->sizeimage = ppix->sizeimage; + pix->bytesperline = ppix->bytesperline; + pix->flags = mp->flags; + return ret; +} + +/* v4l2_rect helper function: copy the width/height values */ +void rect_set_size_to(struct v4l2_rect *r, const struct v4l2_rect *size) +{ + r->width = size->width; + r->height = size->height; +} + +/* v4l2_rect helper function: width and height of r should be >= min_size */ +void rect_set_min_size(struct v4l2_rect *r, const struct v4l2_rect *min_size) +{ + if (r->width < min_size->width) + r->width = min_size->width; + if (r->height < min_size->height) + r->height = min_size->height; +} + +/* v4l2_rect helper function: width and height of r should be <= max_size */ +void rect_set_max_size(struct v4l2_rect *r, const struct v4l2_rect *max_size) +{ + if (r->width > max_size->width) + r->width = max_size->width; + if (r->height > max_size->height) + r->height = max_size->height; +} + +/* v4l2_rect helper function: r should be inside boundary */ +void rect_map_inside(struct v4l2_rect *r, const struct v4l2_rect *boundary) +{ + rect_set_max_size(r, boundary); + if (r->left < boundary->left) + r->left = boundary->left; + if (r->top < boundary->top) + r->top = boundary->top; + if (r->left + r->width > boundary->width) + r->left = boundary->width - r->width; + if (r->top + r->height > boundary->height) + r->top = boundary->height - r->height; +} + +/* v4l2_rect helper function: return true if r1 has the same size as r2 */ +bool rect_same_size(const struct v4l2_rect *r1, const struct v4l2_rect *r2) +{ + return r1->width == r2->width && r1->height == r2->height; +} + +/* v4l2_rect helper function: calculate the intersection of two rects */ +struct v4l2_rect rect_intersect(const struct v4l2_rect *a, const struct v4l2_rect *b) +{ + struct v4l2_rect r; + int right, bottom; + + r.top = max(a->top, b->top); + r.left = max(a->left, b->left); + bottom = min(a->top + a->height, b->top + b->height); + right = min(a->left + a->width, b->left + b->width); + r.height = max(0, bottom - r.top); + r.width = max(0, right - r.left); + return r; +} + +/* + * v4l2_rect helper function: scale rect r by to->width / from->width and + * to->height / from->height. + */ +void rect_scale(struct v4l2_rect *r, const struct v4l2_rect *from, + const struct v4l2_rect *to) +{ + if (from->width == 0 || from->height == 0) { + r->left = r->top = r->width = r->height = 0; + return; + } + r->left = (((r->left - from->left) * to->width) / from->width) & ~1; + r->width = ((r->width * to->width) / from->width) & ~1; + r->top = ((r->top - from->top) * to->height) / from->height; + r->height = (r->height * to->height) / from->height; +} + +bool rect_overlap(const struct v4l2_rect *r1, const struct v4l2_rect *r2) +{ + /* + * IF the left side of r1 is to the right of the right side of r2 OR + * the left side of r2 is to the right of the right side of r1 THEN + * they do not overlap. + */ + if (r1->left >= r2->left + r2->width || + r2->left >= r1->left + r1->width) + return false; + /* + * IF the top side of r1 is below the bottom of r2 OR + * the top side of r2 is below the bottom of r1 THEN + * they do not overlap. + */ + if (r1->top >= r2->top + r2->height || + r2->top >= r1->top + r1->height) + return false; + return true; +} +int vivid_vid_adjust_sel(unsigned flags, struct v4l2_rect *r) +{ + unsigned w = r->width; + unsigned h = r->height; + + if (!(flags & V4L2_SEL_FLAG_LE)) { + w++; + h++; + if (w < 2) + w = 2; + if (h < 2) + h = 2; + } + if (!(flags & V4L2_SEL_FLAG_GE)) { + if (w > MAX_WIDTH) + w = MAX_WIDTH; + if (h > MAX_HEIGHT) + h = MAX_HEIGHT; + } + w = w & ~1; + h = h & ~1; + if (w < 2 || h < 2) + return -ERANGE; + if (w > MAX_WIDTH || h > MAX_HEIGHT) + return -ERANGE; + if (r->top < 0) + r->top = 0; + if (r->left < 0) + r->left = 0; + r->left &= ~1; + r->top &= ~1; + if (r->left + w > MAX_WIDTH) + r->left = MAX_WIDTH - w; + if (r->top + h > MAX_HEIGHT) + r->top = MAX_HEIGHT - h; + if ((flags & (V4L2_SEL_FLAG_GE | V4L2_SEL_FLAG_LE)) == + (V4L2_SEL_FLAG_GE | V4L2_SEL_FLAG_LE) && + (r->width != w || r->height != h)) + return -ERANGE; + r->width = w; + r->height = h; + return 0; +} + +int vivid_enum_fmt_vid(struct file *file, void *priv, + struct v4l2_fmtdesc *f) +{ + struct vivid_dev *dev = video_drvdata(file); + const struct vivid_fmt *fmt; + + if (f->index >= ARRAY_SIZE(vivid_formats) - + (dev->multiplanar ? 0 : VIVID_MPLANAR_FORMATS)) + return -EINVAL; + + fmt = &vivid_formats[f->index]; + + strlcpy(f->description, fmt->name, sizeof(f->description)); + f->pixelformat = fmt->fourcc; + return 0; +} + +int vidioc_enum_fmt_vid_mplane(struct file *file, void *priv, + struct v4l2_fmtdesc *f) +{ + struct vivid_dev *dev = video_drvdata(file); + + if (!dev->multiplanar) + return -ENOTTY; + return vivid_enum_fmt_vid(file, priv, f); +} + +int vidioc_enum_fmt_vid(struct file *file, void *priv, + struct v4l2_fmtdesc *f) +{ + struct vivid_dev *dev = video_drvdata(file); + + if (dev->multiplanar) + return -ENOTTY; + return vivid_enum_fmt_vid(file, priv, f); +} + +int vidioc_g_std(struct file *file, void *priv, v4l2_std_id *id) +{ + struct vivid_dev *dev = video_drvdata(file); + struct video_device *vdev = video_devdata(file); + + if (vdev->vfl_dir == VFL_DIR_RX) { + if (!vivid_is_sdtv_cap(dev)) + return -ENODATA; + *id = dev->std_cap; + } else { + if (!vivid_is_svid_out(dev)) + return -ENODATA; + *id = dev->std_out; + } + return 0; +} + +int vidioc_g_dv_timings(struct file *file, void *_fh, + struct v4l2_dv_timings *timings) +{ + struct vivid_dev *dev = video_drvdata(file); + struct video_device *vdev = video_devdata(file); + + if (vdev->vfl_dir == VFL_DIR_RX) { + if (!vivid_is_hdmi_cap(dev)) + return -ENODATA; + *timings = dev->dv_timings_cap; + } else { + if (!vivid_is_hdmi_out(dev)) + return -ENODATA; + *timings = dev->dv_timings_out; + } + return 0; +} + +int vidioc_enum_dv_timings(struct file *file, void *_fh, + struct v4l2_enum_dv_timings *timings) +{ + struct vivid_dev *dev = video_drvdata(file); + struct video_device *vdev = video_devdata(file); + + if (vdev->vfl_dir == VFL_DIR_RX) { + if (!vivid_is_hdmi_cap(dev)) + return -ENODATA; + } else { + if (!vivid_is_hdmi_out(dev)) + return -ENODATA; + } + return v4l2_enum_dv_timings_cap(timings, &vivid_dv_timings_cap, + NULL, NULL); +} + +int vidioc_dv_timings_cap(struct file *file, void *_fh, + struct v4l2_dv_timings_cap *cap) +{ + struct vivid_dev *dev = video_drvdata(file); + struct video_device *vdev = video_devdata(file); + + if (vdev->vfl_dir == VFL_DIR_RX) { + if (!vivid_is_hdmi_cap(dev)) + return -ENODATA; + } else { + if (!vivid_is_hdmi_out(dev)) + return -ENODATA; + } + *cap = vivid_dv_timings_cap; + return 0; +} + +int vidioc_g_edid(struct file *file, void *_fh, + struct v4l2_edid *edid) +{ + struct vivid_dev *dev = video_drvdata(file); + struct video_device *vdev = video_devdata(file); + + memset(edid->reserved, 0, sizeof(edid->reserved)); + if (vdev->vfl_dir == VFL_DIR_RX) { + if (edid->pad >= dev->num_inputs) + return -EINVAL; + if (dev->input_type[edid->pad] != HDMI) + return -EINVAL; + } else { + if (edid->pad >= dev->num_outputs) + return -EINVAL; + if (dev->output_type[edid->pad] != HDMI) + return -EINVAL; + } + if (edid->start_block == 0 && edid->blocks == 0) { + edid->blocks = dev->edid_blocks; + return 0; + } + if (dev->edid_blocks == 0) + return -ENODATA; + if (edid->start_block >= dev->edid_blocks) + return -EINVAL; + if (edid->start_block + edid->blocks > dev->edid_blocks) + edid->blocks = dev->edid_blocks - edid->start_block; + memcpy(edid->edid, dev->edid, edid->blocks * 128); + return 0; +} diff --git a/drivers/media/platform/vivid/vivid-vid-common.h b/drivers/media/platform/vivid/vivid-vid-common.h new file mode 100644 index 0000000..3ec4fa8 --- /dev/null +++ b/drivers/media/platform/vivid/vivid-vid-common.h @@ -0,0 +1,61 @@ +/* + * vivid-vid-common.h - common video support functions. + * + * Copyright 2014 Cisco Systems, Inc. and/or its affiliates. All rights reserved. + * + * This program is free software; you may redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; version 2 of the License. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND + * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS + * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN + * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN + * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE + * SOFTWARE. + */ + +#ifndef _VIVID_VID_COMMON_H_ +#define _VIVID_VID_COMMON_H_ + +typedef int (*fmtfunc)(struct file *file, void *priv, struct v4l2_format *f); + +/* + * Conversion function that converts a single-planar format to a + * single-plane multiplanar format. + */ +void fmt_sp2mp(const struct v4l2_format *sp_fmt, struct v4l2_format *mp_fmt); +int fmt_sp2mp_func(struct file *file, void *priv, + struct v4l2_format *f, fmtfunc func); + +extern const struct v4l2_dv_timings_cap vivid_dv_timings_cap; + +const struct vivid_fmt *vivid_get_format(struct vivid_dev *dev, u32 pixelformat); + +bool vivid_vid_can_loop(struct vivid_dev *dev); +void vivid_send_source_change(struct vivid_dev *dev, unsigned type); + +bool rect_overlap(const struct v4l2_rect *r1, const struct v4l2_rect *r2); +void rect_set_size_to(struct v4l2_rect *r, const struct v4l2_rect *size); +void rect_set_min_size(struct v4l2_rect *r, const struct v4l2_rect *min_size); +void rect_set_max_size(struct v4l2_rect *r, const struct v4l2_rect *max_size); +void rect_map_inside(struct v4l2_rect *r, const struct v4l2_rect *boundary); +bool rect_same_size(const struct v4l2_rect *r1, const struct v4l2_rect *r2); +struct v4l2_rect rect_intersect(const struct v4l2_rect *a, const struct v4l2_rect *b); +void rect_scale(struct v4l2_rect *r, const struct v4l2_rect *from, + const struct v4l2_rect *to); +int vivid_vid_adjust_sel(unsigned flags, struct v4l2_rect *r); + +int vivid_enum_fmt_vid(struct file *file, void *priv, struct v4l2_fmtdesc *f); +int vidioc_enum_fmt_vid_mplane(struct file *file, void *priv, struct v4l2_fmtdesc *f); +int vidioc_enum_fmt_vid(struct file *file, void *priv, struct v4l2_fmtdesc *f); +int vidioc_g_std(struct file *file, void *priv, v4l2_std_id *id); +int vidioc_g_dv_timings(struct file *file, void *_fh, struct v4l2_dv_timings *timings); +int vidioc_enum_dv_timings(struct file *file, void *_fh, struct v4l2_enum_dv_timings *timings); +int vidioc_dv_timings_cap(struct file *file, void *_fh, struct v4l2_dv_timings_cap *cap); +int vidioc_g_edid(struct file *file, void *_fh, struct v4l2_edid *edid); +int vidioc_subscribe_event(struct v4l2_fh *fh, const struct v4l2_event_subscription *sub); + +#endif diff --git a/drivers/media/platform/vivid/vivid-vid-out.c b/drivers/media/platform/vivid/vivid-vid-out.c new file mode 100644 index 0000000..69c2dbd --- /dev/null +++ b/drivers/media/platform/vivid/vivid-vid-out.c @@ -0,0 +1,1146 @@ +/* + * vivid-vid-out.c - video output support functions. + * + * Copyright 2014 Cisco Systems, Inc. and/or its affiliates. All rights reserved. + * + * This program is free software; you may redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; version 2 of the License. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND + * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS + * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN + * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN + * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE + * SOFTWARE. + */ + +#include <linux/errno.h> +#include <linux/kernel.h> +#include <linux/sched.h> +#include <linux/videodev2.h> +#include <linux/v4l2-dv-timings.h> +#include <media/v4l2-common.h> +#include <media/v4l2-event.h> +#include <media/v4l2-dv-timings.h> + +#include "vivid-core.h" +#include "vivid-vid-common.h" +#include "vivid-kthread-out.h" +#include "vivid-vid-out.h" + +static int vid_out_queue_setup(struct vb2_queue *vq, const struct v4l2_format *fmt, + unsigned *nbuffers, unsigned *nplanes, + unsigned sizes[], void *alloc_ctxs[]) +{ + struct vivid_dev *dev = vb2_get_drv_priv(vq); + unsigned planes = dev->fmt_out->planes; + unsigned h = dev->fmt_out_rect.height; + unsigned size = dev->bytesperline_out[0] * h; + + if (dev->field_out == V4L2_FIELD_ALTERNATE) { + /* + * You cannot use write() with FIELD_ALTERNATE since the field + * information (TOP/BOTTOM) cannot be passed to the kernel. + */ + if (vb2_fileio_is_active(vq)) + return -EINVAL; + } + + if (dev->queue_setup_error) { + /* + * Error injection: test what happens if queue_setup() returns + * an error. + */ + dev->queue_setup_error = false; + return -EINVAL; + } + + if (fmt) { + const struct v4l2_pix_format_mplane *mp; + struct v4l2_format mp_fmt; + + if (!V4L2_TYPE_IS_MULTIPLANAR(fmt->type)) { + fmt_sp2mp(fmt, &mp_fmt); + fmt = &mp_fmt; + } + mp = &fmt->fmt.pix_mp; + /* + * Check if the number of planes in the specified format match + * the number of planes in the current format. You can't mix that. + */ + if (mp->num_planes != planes) + return -EINVAL; + sizes[0] = mp->plane_fmt[0].sizeimage; + if (planes == 2) { + sizes[1] = mp->plane_fmt[1].sizeimage; + if (sizes[0] < dev->bytesperline_out[0] * h || + sizes[1] < dev->bytesperline_out[1] * h) + return -EINVAL; + } else if (sizes[0] < size) { + return -EINVAL; + } + } else { + if (planes == 2) { + sizes[0] = dev->bytesperline_out[0] * h; + sizes[1] = dev->bytesperline_out[1] * h; + } else { + sizes[0] = size; + } + } + + if (vq->num_buffers + *nbuffers < 2) + *nbuffers = 2 - vq->num_buffers; + + *nplanes = planes; + + /* + * videobuf2-vmalloc allocator is context-less so no need to set + * alloc_ctxs array. + */ + + if (planes == 2) + dprintk(dev, 1, "%s, count=%d, sizes=%u, %u\n", __func__, + *nbuffers, sizes[0], sizes[1]); + else + dprintk(dev, 1, "%s, count=%d, size=%u\n", __func__, + *nbuffers, sizes[0]); + return 0; +} + +static int vid_out_buf_prepare(struct vb2_buffer *vb) +{ + struct vivid_dev *dev = vb2_get_drv_priv(vb->vb2_queue); + unsigned long size; + unsigned planes = dev->fmt_out->planes; + unsigned p; + + dprintk(dev, 1, "%s\n", __func__); + + if (WARN_ON(NULL == dev->fmt_out)) + return -EINVAL; + + if (dev->buf_prepare_error) { + /* + * Error injection: test what happens if buf_prepare() returns + * an error. + */ + dev->buf_prepare_error = false; + return -EINVAL; + } + + if (dev->field_out != V4L2_FIELD_ALTERNATE) + vb->v4l2_buf.field = dev->field_out; + else if (vb->v4l2_buf.field != V4L2_FIELD_TOP && + vb->v4l2_buf.field != V4L2_FIELD_BOTTOM) + return -EINVAL; + + for (p = 0; p < planes; p++) { + size = dev->bytesperline_out[p] * dev->fmt_out_rect.height + + vb->v4l2_planes[p].data_offset; + + if (vb2_get_plane_payload(vb, p) < size) { + dprintk(dev, 1, "%s the payload is too small for plane %u (%lu < %lu)\n", + __func__, p, vb2_get_plane_payload(vb, p), size); + return -EINVAL; + } + } + + return 0; +} + +static void vid_out_buf_queue(struct vb2_buffer *vb) +{ + struct vivid_dev *dev = vb2_get_drv_priv(vb->vb2_queue); + struct vivid_buffer *buf = container_of(vb, struct vivid_buffer, vb); + + dprintk(dev, 1, "%s\n", __func__); + + spin_lock(&dev->slock); + list_add_tail(&buf->list, &dev->vid_out_active); + spin_unlock(&dev->slock); +} + +static int vid_out_start_streaming(struct vb2_queue *vq, unsigned count) +{ + struct vivid_dev *dev = vb2_get_drv_priv(vq); + int err; + + if (vb2_is_streaming(&dev->vb_vid_cap_q)) + dev->can_loop_video = vivid_vid_can_loop(dev); + + if (dev->kthread_vid_out) + return 0; + + dev->vid_out_seq_count = 0; + dprintk(dev, 1, "%s\n", __func__); + if (dev->start_streaming_error) { + dev->start_streaming_error = false; + err = -EINVAL; + } else { + err = vivid_start_generating_vid_out(dev, &dev->vid_out_streaming); + } + if (err) { + struct vivid_buffer *buf, *tmp; + + list_for_each_entry_safe(buf, tmp, &dev->vid_out_active, list) { + list_del(&buf->list); + vb2_buffer_done(&buf->vb, VB2_BUF_STATE_QUEUED); + } + } + return err; +} + +/* abort streaming and wait for last buffer */ +static void vid_out_stop_streaming(struct vb2_queue *vq) +{ + struct vivid_dev *dev = vb2_get_drv_priv(vq); + + dprintk(dev, 1, "%s\n", __func__); + vivid_stop_generating_vid_out(dev, &dev->vid_out_streaming); + dev->can_loop_video = false; +} + +const struct vb2_ops vivid_vid_out_qops = { + .queue_setup = vid_out_queue_setup, + .buf_prepare = vid_out_buf_prepare, + .buf_queue = vid_out_buf_queue, + .start_streaming = vid_out_start_streaming, + .stop_streaming = vid_out_stop_streaming, + .wait_prepare = vivid_unlock, + .wait_finish = vivid_lock, +}; + +/* + * Called whenever the format has to be reset which can occur when + * changing outputs, standard, timings, etc. + */ +void vivid_update_format_out(struct vivid_dev *dev) +{ + struct v4l2_bt_timings *bt = &dev->dv_timings_out.bt; + unsigned size; + + switch (dev->output_type[dev->output]) { + case SVID: + default: + dev->field_out = dev->tv_field_out; + dev->sink_rect.width = 720; + if (dev->std_out & V4L2_STD_525_60) { + dev->sink_rect.height = 480; + dev->timeperframe_vid_out = (struct v4l2_fract) { 1001, 30000 }; + dev->service_set_out = V4L2_SLICED_CAPTION_525; + } else { + dev->sink_rect.height = 576; + dev->timeperframe_vid_out = (struct v4l2_fract) { 1000, 25000 }; + dev->service_set_out = V4L2_SLICED_WSS_625 | V4L2_SLICED_TELETEXT_B; + } + dev->colorspace_out = V4L2_COLORSPACE_SMPTE170M; + break; + case HDMI: + dev->sink_rect.width = bt->width; + dev->sink_rect.height = bt->height; + size = V4L2_DV_BT_FRAME_WIDTH(bt) * V4L2_DV_BT_FRAME_HEIGHT(bt); + dev->timeperframe_vid_out = (struct v4l2_fract) { + size / 100, (u32)bt->pixelclock / 100 + }; + if (bt->interlaced) + dev->field_out = V4L2_FIELD_ALTERNATE; + else + dev->field_out = V4L2_FIELD_NONE; + if (!dev->dvi_d_out && (bt->standards & V4L2_DV_BT_STD_CEA861)) { + if (bt->width == 720 && bt->height <= 576) + dev->colorspace_out = V4L2_COLORSPACE_SMPTE170M; + else + dev->colorspace_out = V4L2_COLORSPACE_REC709; + } else { + dev->colorspace_out = V4L2_COLORSPACE_SRGB; + } + break; + } + dev->compose_out = dev->sink_rect; + dev->compose_bounds_out = dev->sink_rect; + dev->crop_out = dev->compose_out; + if (V4L2_FIELD_HAS_T_OR_B(dev->field_out)) + dev->crop_out.height /= 2; + dev->fmt_out_rect = dev->crop_out; + dev->bytesperline_out[0] = (dev->sink_rect.width * dev->fmt_out->depth) / 8; + if (dev->fmt_out->planes == 2) + dev->bytesperline_out[1] = (dev->sink_rect.width * dev->fmt_out->depth) / 8; +} + +/* Map the field to something that is valid for the current output */ +static enum v4l2_field vivid_field_out(struct vivid_dev *dev, enum v4l2_field field) +{ + if (vivid_is_svid_out(dev)) { + switch (field) { + case V4L2_FIELD_INTERLACED_TB: + case V4L2_FIELD_INTERLACED_BT: + case V4L2_FIELD_SEQ_TB: + case V4L2_FIELD_SEQ_BT: + case V4L2_FIELD_ALTERNATE: + return field; + case V4L2_FIELD_INTERLACED: + default: + return V4L2_FIELD_INTERLACED; + } + } + if (vivid_is_hdmi_out(dev)) + return dev->dv_timings_out.bt.interlaced ? V4L2_FIELD_ALTERNATE : + V4L2_FIELD_NONE; + return V4L2_FIELD_NONE; +} + +static enum tpg_pixel_aspect vivid_get_pixel_aspect(const struct vivid_dev *dev) +{ + if (vivid_is_svid_out(dev)) + return (dev->std_out & V4L2_STD_525_60) ? + TPG_PIXEL_ASPECT_NTSC : TPG_PIXEL_ASPECT_PAL; + + if (vivid_is_hdmi_out(dev) && + dev->sink_rect.width == 720 && dev->sink_rect.height <= 576) + return dev->sink_rect.height == 480 ? + TPG_PIXEL_ASPECT_NTSC : TPG_PIXEL_ASPECT_PAL; + + return TPG_PIXEL_ASPECT_SQUARE; +} + +int vivid_g_fmt_vid_out(struct file *file, void *priv, + struct v4l2_format *f) +{ + struct vivid_dev *dev = video_drvdata(file); + struct v4l2_pix_format_mplane *mp = &f->fmt.pix_mp; + unsigned p; + + mp->width = dev->fmt_out_rect.width; + mp->height = dev->fmt_out_rect.height; + mp->field = dev->field_out; + mp->pixelformat = dev->fmt_out->fourcc; + mp->colorspace = dev->colorspace_out; + mp->num_planes = dev->fmt_out->planes; + for (p = 0; p < mp->num_planes; p++) { + mp->plane_fmt[p].bytesperline = dev->bytesperline_out[p]; + mp->plane_fmt[p].sizeimage = + mp->plane_fmt[p].bytesperline * mp->height; + } + return 0; +} + +int vivid_try_fmt_vid_out(struct file *file, void *priv, + struct v4l2_format *f) +{ + struct vivid_dev *dev = video_drvdata(file); + struct v4l2_bt_timings *bt = &dev->dv_timings_out.bt; + struct v4l2_pix_format_mplane *mp = &f->fmt.pix_mp; + struct v4l2_plane_pix_format *pfmt = mp->plane_fmt; + const struct vivid_fmt *fmt; + unsigned bytesperline, max_bpl; + unsigned factor = 1; + unsigned w, h; + unsigned p; + + fmt = vivid_get_format(dev, mp->pixelformat); + if (!fmt) { + dprintk(dev, 1, "Fourcc format (0x%08x) unknown.\n", + mp->pixelformat); + mp->pixelformat = V4L2_PIX_FMT_YUYV; + fmt = vivid_get_format(dev, mp->pixelformat); + } + + mp->field = vivid_field_out(dev, mp->field); + if (vivid_is_svid_out(dev)) { + w = 720; + h = (dev->std_out & V4L2_STD_525_60) ? 480 : 576; + } else { + w = dev->sink_rect.width; + h = dev->sink_rect.height; + } + if (V4L2_FIELD_HAS_T_OR_B(mp->field)) + factor = 2; + if (!dev->has_scaler_out && !dev->has_crop_out && !dev->has_compose_out) { + mp->width = w; + mp->height = h / factor; + } else { + struct v4l2_rect r = { 0, 0, mp->width, mp->height * factor }; + + rect_set_min_size(&r, &vivid_min_rect); + rect_set_max_size(&r, &vivid_max_rect); + if (dev->has_scaler_out && !dev->has_crop_out) { + struct v4l2_rect max_r = { 0, 0, MAX_ZOOM * w, MAX_ZOOM * h }; + + rect_set_max_size(&r, &max_r); + } else if (!dev->has_scaler_out && dev->has_compose_out && !dev->has_crop_out) { + rect_set_max_size(&r, &dev->sink_rect); + } else if (!dev->has_scaler_out && !dev->has_compose_out) { + rect_set_min_size(&r, &dev->sink_rect); + } + mp->width = r.width; + mp->height = r.height / factor; + } + + /* This driver supports custom bytesperline values */ + + /* Calculate the minimum supported bytesperline value */ + bytesperline = (mp->width * fmt->depth) >> 3; + /* Calculate the maximum supported bytesperline value */ + max_bpl = (MAX_ZOOM * MAX_WIDTH * fmt->depth) >> 3; + mp->num_planes = fmt->planes; + for (p = 0; p < mp->num_planes; p++) { + if (pfmt[p].bytesperline > max_bpl) + pfmt[p].bytesperline = max_bpl; + if (pfmt[p].bytesperline < bytesperline) + pfmt[p].bytesperline = bytesperline; + pfmt[p].sizeimage = pfmt[p].bytesperline * mp->height; + memset(pfmt[p].reserved, 0, sizeof(pfmt[p].reserved)); + } + if (vivid_is_svid_out(dev)) + mp->colorspace = V4L2_COLORSPACE_SMPTE170M; + else if (dev->dvi_d_out || !(bt->standards & V4L2_DV_BT_STD_CEA861)) + mp->colorspace = V4L2_COLORSPACE_SRGB; + else if (bt->width == 720 && bt->height <= 576) + mp->colorspace = V4L2_COLORSPACE_SMPTE170M; + else if (mp->colorspace != V4L2_COLORSPACE_SMPTE170M && + mp->colorspace != V4L2_COLORSPACE_REC709 && + mp->colorspace != V4L2_COLORSPACE_SRGB) + mp->colorspace = V4L2_COLORSPACE_REC709; + memset(mp->reserved, 0, sizeof(mp->reserved)); + return 0; +} + +int vivid_s_fmt_vid_out(struct file *file, void *priv, + struct v4l2_format *f) +{ + struct v4l2_pix_format_mplane *mp = &f->fmt.pix_mp; + struct vivid_dev *dev = video_drvdata(file); + struct v4l2_rect *crop = &dev->crop_out; + struct v4l2_rect *compose = &dev->compose_out; + struct vb2_queue *q = &dev->vb_vid_out_q; + int ret = vivid_try_fmt_vid_out(file, priv, f); + unsigned factor = 1; + + if (ret < 0) + return ret; + + if (vb2_is_busy(q) && + (vivid_is_svid_out(dev) || + mp->width != dev->fmt_out_rect.width || + mp->height != dev->fmt_out_rect.height || + mp->pixelformat != dev->fmt_out->fourcc || + mp->field != dev->field_out)) { + dprintk(dev, 1, "%s device busy\n", __func__); + return -EBUSY; + } + + /* + * Allow for changing the colorspace on the fly. Useful for testing + * purposes, and it is something that HDMI transmitters are able + * to do. + */ + if (vb2_is_busy(q)) + goto set_colorspace; + + dev->fmt_out = vivid_get_format(dev, mp->pixelformat); + if (V4L2_FIELD_HAS_T_OR_B(mp->field)) + factor = 2; + + if (dev->has_scaler_out || dev->has_crop_out || dev->has_compose_out) { + struct v4l2_rect r = { 0, 0, mp->width, mp->height }; + + if (dev->has_scaler_out) { + if (dev->has_crop_out) + rect_map_inside(crop, &r); + else + *crop = r; + if (dev->has_compose_out && !dev->has_crop_out) { + struct v4l2_rect min_r = { + 0, 0, + r.width / MAX_ZOOM, + factor * r.height / MAX_ZOOM + }; + struct v4l2_rect max_r = { + 0, 0, + r.width * MAX_ZOOM, + factor * r.height * MAX_ZOOM + }; + + rect_set_min_size(compose, &min_r); + rect_set_max_size(compose, &max_r); + rect_map_inside(compose, &dev->compose_bounds_out); + } else if (dev->has_compose_out) { + struct v4l2_rect min_r = { + 0, 0, + crop->width / MAX_ZOOM, + factor * crop->height / MAX_ZOOM + }; + struct v4l2_rect max_r = { + 0, 0, + crop->width * MAX_ZOOM, + factor * crop->height * MAX_ZOOM + }; + + rect_set_min_size(compose, &min_r); + rect_set_max_size(compose, &max_r); + rect_map_inside(compose, &dev->compose_bounds_out); + } + } else if (dev->has_compose_out && !dev->has_crop_out) { + rect_set_size_to(crop, &r); + r.height *= factor; + rect_set_size_to(compose, &r); + rect_map_inside(compose, &dev->compose_bounds_out); + } else if (!dev->has_compose_out) { + rect_map_inside(crop, &r); + r.height /= factor; + rect_set_size_to(compose, &r); + } else { + r.height *= factor; + rect_set_max_size(compose, &r); + rect_map_inside(compose, &dev->compose_bounds_out); + crop->top *= factor; + crop->height *= factor; + rect_set_size_to(crop, compose); + rect_map_inside(crop, &r); + crop->top /= factor; + crop->height /= factor; + } + } else { + struct v4l2_rect r = { 0, 0, mp->width, mp->height }; + + rect_set_size_to(crop, &r); + r.height /= factor; + rect_set_size_to(compose, &r); + } + + dev->fmt_out_rect.width = mp->width; + dev->fmt_out_rect.height = mp->height; + dev->bytesperline_out[0] = mp->plane_fmt[0].bytesperline; + if (mp->num_planes > 1) + dev->bytesperline_out[1] = mp->plane_fmt[1].bytesperline; + dev->field_out = mp->field; + if (vivid_is_svid_out(dev)) + dev->tv_field_out = mp->field; + +set_colorspace: + dev->colorspace_out = mp->colorspace; + if (dev->loop_video) { + vivid_send_source_change(dev, SVID); + vivid_send_source_change(dev, HDMI); + } + return 0; +} + +int vidioc_g_fmt_vid_out_mplane(struct file *file, void *priv, + struct v4l2_format *f) +{ + struct vivid_dev *dev = video_drvdata(file); + + if (!dev->multiplanar) + return -ENOTTY; + return vivid_g_fmt_vid_out(file, priv, f); +} + +int vidioc_try_fmt_vid_out_mplane(struct file *file, void *priv, + struct v4l2_format *f) +{ + struct vivid_dev *dev = video_drvdata(file); + + if (!dev->multiplanar) + return -ENOTTY; + return vivid_try_fmt_vid_out(file, priv, f); +} + +int vidioc_s_fmt_vid_out_mplane(struct file *file, void *priv, + struct v4l2_format *f) +{ + struct vivid_dev *dev = video_drvdata(file); + + if (!dev->multiplanar) + return -ENOTTY; + return vivid_s_fmt_vid_out(file, priv, f); +} + +int vidioc_g_fmt_vid_out(struct file *file, void *priv, + struct v4l2_format *f) +{ + struct vivid_dev *dev = video_drvdata(file); + + if (dev->multiplanar) + return -ENOTTY; + return fmt_sp2mp_func(file, priv, f, vivid_g_fmt_vid_out); +} + +int vidioc_try_fmt_vid_out(struct file *file, void *priv, + struct v4l2_format *f) +{ + struct vivid_dev *dev = video_drvdata(file); + + if (dev->multiplanar) + return -ENOTTY; + return fmt_sp2mp_func(file, priv, f, vivid_try_fmt_vid_out); +} + +int vidioc_s_fmt_vid_out(struct file *file, void *priv, + struct v4l2_format *f) +{ + struct vivid_dev *dev = video_drvdata(file); + + if (dev->multiplanar) + return -ENOTTY; + return fmt_sp2mp_func(file, priv, f, vivid_s_fmt_vid_out); +} + +int vivid_vid_out_g_selection(struct file *file, void *priv, + struct v4l2_selection *sel) +{ + struct vivid_dev *dev = video_drvdata(file); + + if (!dev->has_crop_out && !dev->has_compose_out) + return -ENOTTY; + if (sel->type != V4L2_BUF_TYPE_VIDEO_OUTPUT) + return -EINVAL; + + sel->r.left = sel->r.top = 0; + switch (sel->target) { + case V4L2_SEL_TGT_CROP: + if (!dev->has_crop_out) + return -EINVAL; + sel->r = dev->crop_out; + break; + case V4L2_SEL_TGT_CROP_DEFAULT: + if (!dev->has_crop_out) + return -EINVAL; + sel->r = dev->fmt_out_rect; + break; + case V4L2_SEL_TGT_CROP_BOUNDS: + if (!dev->has_compose_out) + return -EINVAL; + sel->r = vivid_max_rect; + break; + case V4L2_SEL_TGT_COMPOSE: + if (!dev->has_compose_out) + return -EINVAL; + sel->r = dev->compose_out; + break; + case V4L2_SEL_TGT_COMPOSE_DEFAULT: + case V4L2_SEL_TGT_COMPOSE_BOUNDS: + if (!dev->has_compose_out) + return -EINVAL; + sel->r = dev->sink_rect; + break; + default: + return -EINVAL; + } + return 0; +} + +int vivid_vid_out_s_selection(struct file *file, void *fh, struct v4l2_selection *s) +{ + struct vivid_dev *dev = video_drvdata(file); + struct v4l2_rect *crop = &dev->crop_out; + struct v4l2_rect *compose = &dev->compose_out; + unsigned factor = V4L2_FIELD_HAS_T_OR_B(dev->field_out) ? 2 : 1; + int ret; + + if (!dev->has_crop_out && !dev->has_compose_out) + return -ENOTTY; + if (s->type != V4L2_BUF_TYPE_VIDEO_OUTPUT) + return -EINVAL; + + switch (s->target) { + case V4L2_SEL_TGT_CROP: + if (!dev->has_crop_out) + return -EINVAL; + ret = vivid_vid_adjust_sel(s->flags, &s->r); + if (ret) + return ret; + rect_set_min_size(&s->r, &vivid_min_rect); + rect_set_max_size(&s->r, &dev->fmt_out_rect); + if (dev->has_scaler_out) { + struct v4l2_rect max_rect = { + 0, 0, + dev->sink_rect.width * MAX_ZOOM, + (dev->sink_rect.height / factor) * MAX_ZOOM + }; + + rect_set_max_size(&s->r, &max_rect); + if (dev->has_compose_out) { + struct v4l2_rect min_rect = { + 0, 0, + s->r.width / MAX_ZOOM, + (s->r.height * factor) / MAX_ZOOM + }; + struct v4l2_rect max_rect = { + 0, 0, + s->r.width * MAX_ZOOM, + (s->r.height * factor) * MAX_ZOOM + }; + + rect_set_min_size(compose, &min_rect); + rect_set_max_size(compose, &max_rect); + rect_map_inside(compose, &dev->compose_bounds_out); + } + } else if (dev->has_compose_out) { + s->r.top *= factor; + s->r.height *= factor; + rect_set_max_size(&s->r, &dev->sink_rect); + rect_set_size_to(compose, &s->r); + rect_map_inside(compose, &dev->compose_bounds_out); + s->r.top /= factor; + s->r.height /= factor; + } else { + rect_set_size_to(&s->r, &dev->sink_rect); + s->r.height /= factor; + } + rect_map_inside(&s->r, &dev->fmt_out_rect); + *crop = s->r; + break; + case V4L2_SEL_TGT_COMPOSE: + if (!dev->has_compose_out) + return -EINVAL; + ret = vivid_vid_adjust_sel(s->flags, &s->r); + if (ret) + return ret; + rect_set_min_size(&s->r, &vivid_min_rect); + rect_set_max_size(&s->r, &dev->sink_rect); + rect_map_inside(&s->r, &dev->compose_bounds_out); + s->r.top /= factor; + s->r.height /= factor; + if (dev->has_scaler_out) { + struct v4l2_rect fmt = dev->fmt_out_rect; + struct v4l2_rect max_rect = { + 0, 0, + s->r.width * MAX_ZOOM, + s->r.height * MAX_ZOOM + }; + struct v4l2_rect min_rect = { + 0, 0, + s->r.width / MAX_ZOOM, + s->r.height / MAX_ZOOM + }; + + rect_set_min_size(&fmt, &min_rect); + if (!dev->has_crop_out) + rect_set_max_size(&fmt, &max_rect); + if (!rect_same_size(&dev->fmt_out_rect, &fmt) && + vb2_is_busy(&dev->vb_vid_out_q)) + return -EBUSY; + if (dev->has_crop_out) { + rect_set_min_size(crop, &min_rect); + rect_set_max_size(crop, &max_rect); + } + dev->fmt_out_rect = fmt; + } else if (dev->has_crop_out) { + struct v4l2_rect fmt = dev->fmt_out_rect; + + rect_set_min_size(&fmt, &s->r); + if (!rect_same_size(&dev->fmt_out_rect, &fmt) && + vb2_is_busy(&dev->vb_vid_out_q)) + return -EBUSY; + dev->fmt_out_rect = fmt; + rect_set_size_to(crop, &s->r); + rect_map_inside(crop, &dev->fmt_out_rect); + } else { + if (!rect_same_size(&s->r, &dev->fmt_out_rect) && + vb2_is_busy(&dev->vb_vid_out_q)) + return -EBUSY; + rect_set_size_to(&dev->fmt_out_rect, &s->r); + rect_set_size_to(crop, &s->r); + crop->height /= factor; + rect_map_inside(crop, &dev->fmt_out_rect); + } + s->r.top *= factor; + s->r.height *= factor; + if (dev->bitmap_out && (compose->width != s->r.width || + compose->height != s->r.height)) { + kfree(dev->bitmap_out); + dev->bitmap_out = NULL; + } + *compose = s->r; + break; + default: + return -EINVAL; + } + + return 0; +} + +int vivid_vid_out_cropcap(struct file *file, void *priv, + struct v4l2_cropcap *cap) +{ + struct vivid_dev *dev = video_drvdata(file); + + if (cap->type != V4L2_BUF_TYPE_VIDEO_OUTPUT) + return -EINVAL; + + switch (vivid_get_pixel_aspect(dev)) { + case TPG_PIXEL_ASPECT_NTSC: + cap->pixelaspect.numerator = 11; + cap->pixelaspect.denominator = 10; + break; + case TPG_PIXEL_ASPECT_PAL: + cap->pixelaspect.numerator = 54; + cap->pixelaspect.denominator = 59; + break; + case TPG_PIXEL_ASPECT_SQUARE: + cap->pixelaspect.numerator = 1; + cap->pixelaspect.denominator = 1; + break; + } + return 0; +} + +int vidioc_g_fmt_vid_out_overlay(struct file *file, void *priv, + struct v4l2_format *f) +{ + struct vivid_dev *dev = video_drvdata(file); + const struct v4l2_rect *compose = &dev->compose_out; + struct v4l2_window *win = &f->fmt.win; + unsigned clipcount = win->clipcount; + + if (!dev->has_fb) + return -EINVAL; + win->w.top = dev->overlay_out_top; + win->w.left = dev->overlay_out_left; + win->w.width = compose->width; + win->w.height = compose->height; + win->clipcount = dev->clipcount_out; + win->field = V4L2_FIELD_ANY; + win->chromakey = dev->chromakey_out; + win->global_alpha = dev->global_alpha_out; + if (clipcount > dev->clipcount_out) + clipcount = dev->clipcount_out; + if (dev->bitmap_out == NULL) + win->bitmap = NULL; + else if (win->bitmap) { + if (copy_to_user(win->bitmap, dev->bitmap_out, + ((dev->compose_out.width + 7) / 8) * dev->compose_out.height)) + return -EFAULT; + } + if (clipcount && win->clips) { + if (copy_to_user(win->clips, dev->clips_out, + clipcount * sizeof(dev->clips_out[0]))) + return -EFAULT; + } + return 0; +} + +int vidioc_try_fmt_vid_out_overlay(struct file *file, void *priv, + struct v4l2_format *f) +{ + struct vivid_dev *dev = video_drvdata(file); + const struct v4l2_rect *compose = &dev->compose_out; + struct v4l2_window *win = &f->fmt.win; + int i, j; + + if (!dev->has_fb) + return -EINVAL; + win->w.left = clamp_t(int, win->w.left, + -dev->display_width, dev->display_width); + win->w.top = clamp_t(int, win->w.top, + -dev->display_height, dev->display_height); + win->w.width = compose->width; + win->w.height = compose->height; + /* + * It makes no sense for an OSD to overlay only top or bottom fields, + * so always set this to ANY. + */ + win->field = V4L2_FIELD_ANY; + if (win->clipcount && !win->clips) + win->clipcount = 0; + if (win->clipcount > MAX_CLIPS) + win->clipcount = MAX_CLIPS; + if (win->clipcount) { + if (copy_from_user(dev->try_clips_out, win->clips, + win->clipcount * sizeof(dev->clips_out[0]))) + return -EFAULT; + for (i = 0; i < win->clipcount; i++) { + struct v4l2_rect *r = &dev->try_clips_out[i].c; + + r->top = clamp_t(s32, r->top, 0, dev->display_height - 1); + r->height = clamp_t(s32, r->height, 1, dev->display_height - r->top); + r->left = clamp_t(u32, r->left, 0, dev->display_width - 1); + r->width = clamp_t(u32, r->width, 1, dev->display_width - r->left); + } + /* + * Yeah, so sue me, it's an O(n^2) algorithm. But n is a small + * number and it's typically a one-time deal. + */ + for (i = 0; i < win->clipcount - 1; i++) { + struct v4l2_rect *r1 = &dev->try_clips_out[i].c; + + for (j = i + 1; j < win->clipcount; j++) { + struct v4l2_rect *r2 = &dev->try_clips_out[j].c; + + if (rect_overlap(r1, r2)) + return -EINVAL; + } + } + if (copy_to_user(win->clips, dev->try_clips_out, + win->clipcount * sizeof(dev->clips_out[0]))) + return -EFAULT; + } + return 0; +} + +int vidioc_s_fmt_vid_out_overlay(struct file *file, void *priv, + struct v4l2_format *f) +{ + struct vivid_dev *dev = video_drvdata(file); + const struct v4l2_rect *compose = &dev->compose_out; + struct v4l2_window *win = &f->fmt.win; + int ret = vidioc_try_fmt_vid_out_overlay(file, priv, f); + unsigned bitmap_size = ((compose->width + 7) / 8) * compose->height; + unsigned clips_size = win->clipcount * sizeof(dev->clips_out[0]); + void *new_bitmap = NULL; + + if (ret) + return ret; + + if (win->bitmap) { + new_bitmap = memdup_user(win->bitmap, bitmap_size); + + if (IS_ERR(new_bitmap)) + return PTR_ERR(new_bitmap); + } + + dev->overlay_out_top = win->w.top; + dev->overlay_out_left = win->w.left; + kfree(dev->bitmap_out); + dev->bitmap_out = new_bitmap; + dev->clipcount_out = win->clipcount; + if (dev->clipcount_out) + memcpy(dev->clips_out, dev->try_clips_out, clips_size); + dev->chromakey_out = win->chromakey; + dev->global_alpha_out = win->global_alpha; + return ret; +} + +int vivid_vid_out_overlay(struct file *file, void *fh, unsigned i) +{ + struct vivid_dev *dev = video_drvdata(file); + + if (i && !dev->fmt_out->can_do_overlay) { + dprintk(dev, 1, "unsupported output format for output overlay\n"); + return -EINVAL; + } + + dev->overlay_out_enabled = i; + return 0; +} + +int vivid_vid_out_g_fbuf(struct file *file, void *fh, + struct v4l2_framebuffer *a) +{ + struct vivid_dev *dev = video_drvdata(file); + + a->capability = V4L2_FBUF_CAP_EXTERNOVERLAY | + V4L2_FBUF_CAP_BITMAP_CLIPPING | + V4L2_FBUF_CAP_LIST_CLIPPING | + V4L2_FBUF_CAP_CHROMAKEY | + V4L2_FBUF_CAP_SRC_CHROMAKEY | + V4L2_FBUF_CAP_GLOBAL_ALPHA | + V4L2_FBUF_CAP_LOCAL_ALPHA | + V4L2_FBUF_CAP_LOCAL_INV_ALPHA; + a->flags = V4L2_FBUF_FLAG_OVERLAY | dev->fbuf_out_flags; + a->base = (void *)dev->video_pbase; + a->fmt.width = dev->display_width; + a->fmt.height = dev->display_height; + if (dev->fb_defined.green.length == 5) + a->fmt.pixelformat = V4L2_PIX_FMT_ARGB555; + else + a->fmt.pixelformat = V4L2_PIX_FMT_RGB565; + a->fmt.bytesperline = dev->display_byte_stride; + a->fmt.sizeimage = a->fmt.height * a->fmt.bytesperline; + a->fmt.field = V4L2_FIELD_NONE; + a->fmt.colorspace = V4L2_COLORSPACE_SRGB; + a->fmt.priv = 0; + return 0; +} + +int vivid_vid_out_s_fbuf(struct file *file, void *fh, + const struct v4l2_framebuffer *a) +{ + struct vivid_dev *dev = video_drvdata(file); + const unsigned chroma_flags = V4L2_FBUF_FLAG_CHROMAKEY | + V4L2_FBUF_FLAG_SRC_CHROMAKEY; + const unsigned alpha_flags = V4L2_FBUF_FLAG_GLOBAL_ALPHA | + V4L2_FBUF_FLAG_LOCAL_ALPHA | + V4L2_FBUF_FLAG_LOCAL_INV_ALPHA; + + + if ((a->flags & chroma_flags) == chroma_flags) + return -EINVAL; + switch (a->flags & alpha_flags) { + case 0: + case V4L2_FBUF_FLAG_GLOBAL_ALPHA: + case V4L2_FBUF_FLAG_LOCAL_ALPHA: + case V4L2_FBUF_FLAG_LOCAL_INV_ALPHA: + break; + default: + return -EINVAL; + } + dev->fbuf_out_flags &= ~(chroma_flags | alpha_flags); + dev->fbuf_out_flags = a->flags & (chroma_flags | alpha_flags); + return 0; +} + +static const struct v4l2_audioout vivid_audio_outputs[] = { + { 0, "Line-Out 1" }, + { 1, "Line-Out 2" }, +}; + +int vidioc_enum_output(struct file *file, void *priv, + struct v4l2_output *out) +{ + struct vivid_dev *dev = video_drvdata(file); + + if (out->index >= dev->num_outputs) + return -EINVAL; + + out->type = V4L2_OUTPUT_TYPE_ANALOG; + switch (dev->output_type[out->index]) { + case SVID: + snprintf(out->name, sizeof(out->name), "S-Video %u", + dev->output_name_counter[out->index]); + out->std = V4L2_STD_ALL; + if (dev->has_audio_outputs) + out->audioset = (1 << ARRAY_SIZE(vivid_audio_outputs)) - 1; + out->capabilities = V4L2_OUT_CAP_STD; + break; + case HDMI: + snprintf(out->name, sizeof(out->name), "HDMI %u", + dev->output_name_counter[out->index]); + out->capabilities = V4L2_OUT_CAP_DV_TIMINGS; + break; + } + return 0; +} + +int vidioc_g_output(struct file *file, void *priv, unsigned *o) +{ + struct vivid_dev *dev = video_drvdata(file); + + *o = dev->output; + return 0; +} + +int vidioc_s_output(struct file *file, void *priv, unsigned o) +{ + struct vivid_dev *dev = video_drvdata(file); + + if (o >= dev->num_outputs) + return -EINVAL; + + if (o == dev->output) + return 0; + + if (vb2_is_busy(&dev->vb_vid_out_q) || vb2_is_busy(&dev->vb_vbi_out_q)) + return -EBUSY; + + dev->output = o; + dev->tv_audio_output = 0; + if (dev->output_type[o] == SVID) + dev->vid_out_dev.tvnorms = V4L2_STD_ALL; + else + dev->vid_out_dev.tvnorms = 0; + + dev->vbi_out_dev.tvnorms = dev->vid_out_dev.tvnorms; + vivid_update_format_out(dev); + return 0; +} + +int vidioc_enumaudout(struct file *file, void *fh, struct v4l2_audioout *vout) +{ + if (vout->index >= ARRAY_SIZE(vivid_audio_outputs)) + return -EINVAL; + *vout = vivid_audio_outputs[vout->index]; + return 0; +} + +int vidioc_g_audout(struct file *file, void *fh, struct v4l2_audioout *vout) +{ + struct vivid_dev *dev = video_drvdata(file); + + if (!vivid_is_svid_out(dev)) + return -EINVAL; + *vout = vivid_audio_outputs[dev->tv_audio_output]; + return 0; +} + +int vidioc_s_audout(struct file *file, void *fh, const struct v4l2_audioout *vout) +{ + struct vivid_dev *dev = video_drvdata(file); + + if (!vivid_is_svid_out(dev)) + return -EINVAL; + if (vout->index >= ARRAY_SIZE(vivid_audio_outputs)) + return -EINVAL; + dev->tv_audio_output = vout->index; + return 0; +} + +int vivid_vid_out_s_std(struct file *file, void *priv, v4l2_std_id id) +{ + struct vivid_dev *dev = video_drvdata(file); + + if (!vivid_is_svid_out(dev)) + return -ENODATA; + if (dev->std_out == id) + return 0; + if (vb2_is_busy(&dev->vb_vid_out_q) || vb2_is_busy(&dev->vb_vbi_out_q)) + return -EBUSY; + dev->std_out = id; + vivid_update_format_out(dev); + return 0; +} + +int vivid_vid_out_s_dv_timings(struct file *file, void *_fh, + struct v4l2_dv_timings *timings) +{ + struct vivid_dev *dev = video_drvdata(file); + + if (!vivid_is_hdmi_out(dev)) + return -ENODATA; + if (vb2_is_busy(&dev->vb_vid_out_q)) + return -EBUSY; + if (!v4l2_find_dv_timings_cap(timings, &vivid_dv_timings_cap, + 0, NULL, NULL)) + return -EINVAL; + if (v4l2_match_dv_timings(timings, &dev->dv_timings_out, 0)) + return 0; + dev->dv_timings_out = *timings; + vivid_update_format_out(dev); + return 0; +} + +int vivid_vid_out_g_parm(struct file *file, void *priv, + struct v4l2_streamparm *parm) +{ + struct vivid_dev *dev = video_drvdata(file); + + if (parm->type != (dev->multiplanar ? + V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE : + V4L2_BUF_TYPE_VIDEO_OUTPUT)) + return -EINVAL; + + parm->parm.output.capability = V4L2_CAP_TIMEPERFRAME; + parm->parm.output.timeperframe = dev->timeperframe_vid_out; + parm->parm.output.writebuffers = 1; +return 0; +} + +int vidioc_subscribe_event(struct v4l2_fh *fh, + const struct v4l2_event_subscription *sub) +{ + switch (sub->type) { + case V4L2_EVENT_CTRL: + return v4l2_ctrl_subscribe_event(fh, sub); + case V4L2_EVENT_SOURCE_CHANGE: + if (fh->vdev->vfl_dir == VFL_DIR_RX) + return v4l2_src_change_event_subscribe(fh, sub); + break; + default: + break; + } + return -EINVAL; +} diff --git a/drivers/media/platform/vivid/vivid-vid-out.h b/drivers/media/platform/vivid/vivid-vid-out.h new file mode 100644 index 0000000..dfa84db --- /dev/null +++ b/drivers/media/platform/vivid/vivid-vid-out.h @@ -0,0 +1,56 @@ +/* + * vivid-vid-out.h - video output support functions. + * + * Copyright 2014 Cisco Systems, Inc. and/or its affiliates. All rights reserved. + * + * This program is free software; you may redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; version 2 of the License. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND + * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS + * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN + * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN + * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE + * SOFTWARE. + */ + +#ifndef _VIVID_VID_OUT_H_ +#define _VIVID_VID_OUT_H_ + +extern const struct vb2_ops vivid_vid_out_qops; + +void vivid_update_format_out(struct vivid_dev *dev); + +int vivid_g_fmt_vid_out(struct file *file, void *priv, struct v4l2_format *f); +int vivid_try_fmt_vid_out(struct file *file, void *priv, struct v4l2_format *f); +int vivid_s_fmt_vid_out(struct file *file, void *priv, struct v4l2_format *f); +int vidioc_g_fmt_vid_out_mplane(struct file *file, void *priv, struct v4l2_format *f); +int vidioc_try_fmt_vid_out_mplane(struct file *file, void *priv, struct v4l2_format *f); +int vidioc_s_fmt_vid_out_mplane(struct file *file, void *priv, struct v4l2_format *f); +int vidioc_g_fmt_vid_out(struct file *file, void *priv, struct v4l2_format *f); +int vidioc_try_fmt_vid_out(struct file *file, void *priv, struct v4l2_format *f); +int vidioc_s_fmt_vid_out(struct file *file, void *priv, struct v4l2_format *f); +int vivid_vid_out_g_selection(struct file *file, void *priv, struct v4l2_selection *sel); +int vivid_vid_out_s_selection(struct file *file, void *fh, struct v4l2_selection *s); +int vivid_vid_out_cropcap(struct file *file, void *fh, struct v4l2_cropcap *cap); +int vidioc_enum_fmt_vid_out_overlay(struct file *file, void *priv, struct v4l2_fmtdesc *f); +int vidioc_g_fmt_vid_out_overlay(struct file *file, void *priv, struct v4l2_format *f); +int vidioc_try_fmt_vid_out_overlay(struct file *file, void *priv, struct v4l2_format *f); +int vidioc_s_fmt_vid_out_overlay(struct file *file, void *priv, struct v4l2_format *f); +int vivid_vid_out_overlay(struct file *file, void *fh, unsigned i); +int vivid_vid_out_g_fbuf(struct file *file, void *fh, struct v4l2_framebuffer *a); +int vivid_vid_out_s_fbuf(struct file *file, void *fh, const struct v4l2_framebuffer *a); +int vidioc_enum_output(struct file *file, void *priv, struct v4l2_output *out); +int vidioc_g_output(struct file *file, void *priv, unsigned *i); +int vidioc_s_output(struct file *file, void *priv, unsigned i); +int vidioc_enumaudout(struct file *file, void *fh, struct v4l2_audioout *vout); +int vidioc_g_audout(struct file *file, void *fh, struct v4l2_audioout *vout); +int vidioc_s_audout(struct file *file, void *fh, const struct v4l2_audioout *vout); +int vivid_vid_out_s_std(struct file *file, void *priv, v4l2_std_id id); +int vivid_vid_out_s_dv_timings(struct file *file, void *_fh, struct v4l2_dv_timings *timings); +int vivid_vid_out_g_parm(struct file *file, void *priv, struct v4l2_streamparm *parm); + +#endif |
