diff options
Diffstat (limited to 'drivers/media/video/s5p-mfc/s5p_mfc_common.h')
| -rw-r--r-- | drivers/media/video/s5p-mfc/s5p_mfc_common.h | 570 |
1 files changed, 0 insertions, 570 deletions
diff --git a/drivers/media/video/s5p-mfc/s5p_mfc_common.h b/drivers/media/video/s5p-mfc/s5p_mfc_common.h deleted file mode 100644 index bd5706a..0000000 --- a/drivers/media/video/s5p-mfc/s5p_mfc_common.h +++ /dev/null @@ -1,570 +0,0 @@ -/* - * Samsung S5P Multi Format Codec v 5.0 - * - * This file contains definitions of enums and structs used by the codec - * driver. - * - * Copyright (C) 2011 Samsung Electronics Co., Ltd. - * Kamil Debski, <k.debski@samsung.com> - * - * 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 - */ - -#ifndef S5P_MFC_COMMON_H_ -#define S5P_MFC_COMMON_H_ - -#include "regs-mfc.h" -#include <linux/platform_device.h> -#include <linux/videodev2.h> -#include <media/v4l2-ctrls.h> -#include <media/v4l2-device.h> -#include <media/v4l2-ioctl.h> -#include <media/videobuf2-core.h> - -/* Definitions related to MFC memory */ - -/* Offset base used to differentiate between CAPTURE and OUTPUT -* while mmaping */ -#define DST_QUEUE_OFF_BASE (TASK_SIZE / 2) - -/* Offset used by the hardware to store addresses */ -#define MFC_OFFSET_SHIFT 11 - -#define FIRMWARE_ALIGN 0x20000 /* 128KB */ -#define MFC_H264_CTX_BUF_SIZE 0x96000 /* 600KB per H264 instance */ -#define MFC_CTX_BUF_SIZE 0x2800 /* 10KB per instance */ -#define DESC_BUF_SIZE 0x20000 /* 128KB for DESC buffer */ -#define SHARED_BUF_SIZE 0x2000 /* 8KB for shared buffer */ - -#define DEF_CPB_SIZE 0x40000 /* 512KB */ - -#define MFC_BANK1_ALLOC_CTX 0 -#define MFC_BANK2_ALLOC_CTX 1 - -#define MFC_BANK1_ALIGN_ORDER 13 -#define MFC_BANK2_ALIGN_ORDER 13 -#define MFC_BASE_ALIGN_ORDER 17 - -#include <media/videobuf2-dma-contig.h> - -static inline dma_addr_t s5p_mfc_mem_cookie(void *a, void *b) -{ - /* Same functionality as the vb2_dma_contig_plane_paddr */ - dma_addr_t *paddr = vb2_dma_contig_memops.cookie(b); - - return *paddr; -} - -/* MFC definitions */ -#define MFC_MAX_EXTRA_DPB 5 -#define MFC_MAX_BUFFERS 32 -#define MFC_NUM_CONTEXTS 4 -/* Interrupt timeout */ -#define MFC_INT_TIMEOUT 2000 -/* Busy wait timeout */ -#define MFC_BW_TIMEOUT 500 -/* Watchdog interval */ -#define MFC_WATCHDOG_INTERVAL 1000 -/* After how many executions watchdog should assume lock up */ -#define MFC_WATCHDOG_CNT 10 -#define MFC_NO_INSTANCE_SET -1 -#define MFC_ENC_CAP_PLANE_COUNT 1 -#define MFC_ENC_OUT_PLANE_COUNT 2 -#define STUFF_BYTE 4 -#define MFC_MAX_CTRLS 64 - -#define mfc_read(dev, offset) readl(dev->regs_base + (offset)) -#define mfc_write(dev, data, offset) writel((data), dev->regs_base + \ - (offset)) - -/** - * enum s5p_mfc_fmt_type - type of the pixelformat - */ -enum s5p_mfc_fmt_type { - MFC_FMT_DEC, - MFC_FMT_ENC, - MFC_FMT_RAW, -}; - -/** - * enum s5p_mfc_node_type - The type of an MFC device node. - */ -enum s5p_mfc_node_type { - MFCNODE_INVALID = -1, - MFCNODE_DECODER = 0, - MFCNODE_ENCODER = 1, -}; - -/** - * enum s5p_mfc_inst_type - The type of an MFC instance. - */ -enum s5p_mfc_inst_type { - MFCINST_INVALID, - MFCINST_DECODER, - MFCINST_ENCODER, -}; - -/** - * enum s5p_mfc_inst_state - The state of an MFC instance. - */ -enum s5p_mfc_inst_state { - MFCINST_FREE = 0, - MFCINST_INIT = 100, - MFCINST_GOT_INST, - MFCINST_HEAD_PARSED, - MFCINST_BUFS_SET, - MFCINST_RUNNING, - MFCINST_FINISHING, - MFCINST_FINISHED, - MFCINST_RETURN_INST, - MFCINST_ERROR, - MFCINST_ABORT, - MFCINST_RES_CHANGE_INIT, - MFCINST_RES_CHANGE_FLUSH, - MFCINST_RES_CHANGE_END, -}; - -/** - * enum s5p_mfc_queue_state - The state of buffer queue. - */ -enum s5p_mfc_queue_state { - QUEUE_FREE, - QUEUE_BUFS_REQUESTED, - QUEUE_BUFS_QUERIED, - QUEUE_BUFS_MMAPED, -}; - -/** - * enum s5p_mfc_decode_arg - type of frame decoding - */ -enum s5p_mfc_decode_arg { - MFC_DEC_FRAME, - MFC_DEC_LAST_FRAME, - MFC_DEC_RES_CHANGE, -}; - -struct s5p_mfc_ctx; - -/** - * struct s5p_mfc_buf - MFC buffer - */ -struct s5p_mfc_buf { - struct list_head list; - struct vb2_buffer *b; - union { - struct { - size_t luma; - size_t chroma; - } raw; - size_t stream; - } cookie; - int used; -}; - -/** - * struct s5p_mfc_pm - power management data structure - */ -struct s5p_mfc_pm { - struct clk *clock; - struct clk *clock_gate; - atomic_t power; - struct device *device; -}; - -/** - * struct s5p_mfc_dev - The struct containing driver internal parameters. - * - * @v4l2_dev: v4l2_device - * @vfd_dec: video device for decoding - * @vfd_enc: video device for encoding - * @plat_dev: platform device - * @mem_dev_l: child device of the left memory bank (0) - * @mem_dev_r: child device of the right memory bank (1) - * @regs_base: base address of the MFC hw registers - * @irq: irq resource - * @dec_ctrl_handler: control framework handler for decoding - * @enc_ctrl_handler: control framework handler for encoding - * @pm: power management control - * @num_inst: couter of active MFC instances - * @irqlock: lock for operations on videobuf2 queues - * @condlock: lock for changing/checking if a context is ready to be - * processed - * @mfc_mutex: lock for video_device - * @int_cond: variable used by the waitqueue - * @int_type: type of last interrupt - * @int_err: error number for last interrupt - * @queue: waitqueue for waiting for completion of device commands - * @fw_size: size of firmware - * @bank1: address of the beggining of bank 1 memory - * @bank2: address of the beggining of bank 2 memory - * @hw_lock: used for hardware locking - * @ctx: array of driver contexts - * @curr_ctx: number of the currently running context - * @ctx_work_bits: used to mark which contexts are waiting for hardware - * @watchdog_cnt: counter for the watchdog - * @watchdog_workqueue: workqueue for the watchdog - * @watchdog_work: worker for the watchdog - * @alloc_ctx: videobuf2 allocator contexts for two memory banks - * @enter_suspend: flag set when entering suspend - * - */ -struct s5p_mfc_dev { - struct v4l2_device v4l2_dev; - struct video_device *vfd_dec; - struct video_device *vfd_enc; - struct platform_device *plat_dev; - struct device *mem_dev_l; - struct device *mem_dev_r; - void __iomem *regs_base; - int irq; - struct v4l2_ctrl_handler dec_ctrl_handler; - struct v4l2_ctrl_handler enc_ctrl_handler; - struct s5p_mfc_pm pm; - int num_inst; - spinlock_t irqlock; /* lock when operating on videobuf2 queues */ - spinlock_t condlock; /* lock when changing/checking if a context is - ready to be processed */ - struct mutex mfc_mutex; /* video_device lock */ - int int_cond; - int int_type; - unsigned int int_err; - wait_queue_head_t queue; - size_t fw_size; - size_t bank1; - size_t bank2; - unsigned long hw_lock; - struct s5p_mfc_ctx *ctx[MFC_NUM_CONTEXTS]; - int curr_ctx; - unsigned long ctx_work_bits; - atomic_t watchdog_cnt; - struct timer_list watchdog_timer; - struct workqueue_struct *watchdog_workqueue; - struct work_struct watchdog_work; - void *alloc_ctx[2]; - unsigned long enter_suspend; -}; - -/** - * struct s5p_mfc_h264_enc_params - encoding parameters for h264 - */ -struct s5p_mfc_h264_enc_params { - enum v4l2_mpeg_video_h264_profile profile; - enum v4l2_mpeg_video_h264_loop_filter_mode loop_filter_mode; - s8 loop_filter_alpha; - s8 loop_filter_beta; - enum v4l2_mpeg_video_h264_entropy_mode entropy_mode; - u8 max_ref_pic; - u8 num_ref_pic_4p; - int _8x8_transform; - int rc_mb; - int rc_mb_dark; - int rc_mb_smooth; - int rc_mb_static; - int rc_mb_activity; - int vui_sar; - u8 vui_sar_idc; - u16 vui_ext_sar_width; - u16 vui_ext_sar_height; - int open_gop; - u16 open_gop_size; - u8 rc_frame_qp; - u8 rc_min_qp; - u8 rc_max_qp; - u8 rc_p_frame_qp; - u8 rc_b_frame_qp; - enum v4l2_mpeg_video_h264_level level_v4l2; - int level; - u16 cpb_size; -}; - -/** - * struct s5p_mfc_mpeg4_enc_params - encoding parameters for h263 and mpeg4 - */ -struct s5p_mfc_mpeg4_enc_params { - /* MPEG4 Only */ - enum v4l2_mpeg_video_mpeg4_profile profile; - int quarter_pixel; - /* Common for MPEG4, H263 */ - u16 vop_time_res; - u16 vop_frm_delta; - u8 rc_frame_qp; - u8 rc_min_qp; - u8 rc_max_qp; - u8 rc_p_frame_qp; - u8 rc_b_frame_qp; - enum v4l2_mpeg_video_mpeg4_level level_v4l2; - int level; -}; - -/** - * struct s5p_mfc_enc_params - general encoding parameters - */ -struct s5p_mfc_enc_params { - u16 width; - u16 height; - - u16 gop_size; - enum v4l2_mpeg_video_multi_slice_mode slice_mode; - u16 slice_mb; - u32 slice_bit; - u16 intra_refresh_mb; - int pad; - u8 pad_luma; - u8 pad_cb; - u8 pad_cr; - int rc_frame; - u32 rc_bitrate; - u16 rc_reaction_coeff; - u16 vbv_size; - - enum v4l2_mpeg_video_header_mode seq_hdr_mode; - enum v4l2_mpeg_mfc51_video_frame_skip_mode frame_skip_mode; - int fixed_target_bit; - - u8 num_b_frame; - u32 rc_framerate_num; - u32 rc_framerate_denom; - int interlace; - - union { - struct s5p_mfc_h264_enc_params h264; - struct s5p_mfc_mpeg4_enc_params mpeg4; - } codec; - -}; - -/** - * struct s5p_mfc_codec_ops - codec ops, used by encoding - */ -struct s5p_mfc_codec_ops { - /* initialization routines */ - int (*pre_seq_start) (struct s5p_mfc_ctx *ctx); - int (*post_seq_start) (struct s5p_mfc_ctx *ctx); - /* execution routines */ - int (*pre_frame_start) (struct s5p_mfc_ctx *ctx); - int (*post_frame_start) (struct s5p_mfc_ctx *ctx); -}; - -#define call_cop(c, op, args...) \ - (((c)->c_ops->op) ? \ - ((c)->c_ops->op(args)) : 0) - -/** - * struct s5p_mfc_ctx - This struct contains the instance context - * - * @dev: pointer to the s5p_mfc_dev of the device - * @fh: struct v4l2_fh - * @num: number of the context that this structure describes - * @int_cond: variable used by the waitqueue - * @int_type: type of the last interrupt - * @int_err: error number received from MFC hw in the interrupt - * @queue: waitqueue that can be used to wait for this context to - * finish - * @src_fmt: source pixelformat information - * @dst_fmt: destination pixelformat information - * @vq_src: vb2 queue for source buffers - * @vq_dst: vb2 queue for destination buffers - * @src_queue: driver internal queue for source buffers - * @dst_queue: driver internal queue for destination buffers - * @src_queue_cnt: number of buffers queued on the source internal queue - * @dst_queue_cnt: number of buffers queued on the dest internal queue - * @type: type of the instance - decoder or encoder - * @state: state of the context - * @inst_no: number of hw instance associated with the context - * @img_width: width of the image that is decoded or encoded - * @img_height: height of the image that is decoded or encoded - * @buf_width: width of the buffer for processed image - * @buf_height: height of the buffer for processed image - * @luma_size: size of a luma plane - * @chroma_size: size of a chroma plane - * @mv_size: size of a motion vectors buffer - * @consumed_stream: number of bytes that have been used so far from the - * decoding buffer - * @dpb_flush_flag: flag used to indicate that a DPB buffers are being - * flushed - * @bank1_buf: handle to memory allocated for temporary buffers from - * memory bank 1 - * @bank1_phys: address of the temporary buffers from memory bank 1 - * @bank1_size: size of the memory allocated for temporary buffers from - * memory bank 1 - * @bank2_buf: handle to memory allocated for temporary buffers from - * memory bank 2 - * @bank2_phys: address of the temporary buffers from memory bank 2 - * @bank2_size: size of the memory allocated for temporary buffers from - * memory bank 2 - * @capture_state: state of the capture buffers queue - * @output_state: state of the output buffers queue - * @src_bufs: information on allocated source buffers - * @dst_bufs: information on allocated destination buffers - * @sequence: counter for the sequence number for v4l2 - * @dec_dst_flag: flags for buffers queued in the hardware - * @dec_src_buf_size: size of the buffer for source buffers in decoding - * @codec_mode: number of codec mode used by MFC hw - * @slice_interface: slice interface flag - * @loop_filter_mpeg4: loop filter for MPEG4 flag - * @display_delay: value of the display delay for H264 - * @display_delay_enable: display delay for H264 enable flag - * @after_packed_pb: flag used to track buffer when stream is in - * Packed PB format - * @dpb_count: count of the DPB buffers required by MFC hw - * @total_dpb_count: count of DPB buffers with additional buffers - * requested by the application - * @ctx_buf: handle to the memory associated with this context - * @ctx_phys: address of the memory associated with this context - * @ctx_size: size of the memory associated with this context - * @desc_buf: description buffer for decoding handle - * @desc_phys: description buffer for decoding address - * @shm_alloc: handle for the shared memory buffer - * @shm: virtual address for the shared memory buffer - * @shm_ofs: address offset for shared memory - * @enc_params: encoding parameters for MFC - * @enc_dst_buf_size: size of the buffers for encoder output - * @frame_type: used to force the type of the next encoded frame - * @ref_queue: list of the reference buffers for encoding - * @ref_queue_cnt: number of the buffers in the reference list - * @c_ops: ops for encoding - * @ctrls: array of controls, used when adding controls to the - * v4l2 control framework - * @ctrl_handler: handler for v4l2 framework - */ -struct s5p_mfc_ctx { - struct s5p_mfc_dev *dev; - struct v4l2_fh fh; - - int num; - - int int_cond; - int int_type; - unsigned int int_err; - wait_queue_head_t queue; - - struct s5p_mfc_fmt *src_fmt; - struct s5p_mfc_fmt *dst_fmt; - - struct vb2_queue vq_src; - struct vb2_queue vq_dst; - - struct list_head src_queue; - struct list_head dst_queue; - - unsigned int src_queue_cnt; - unsigned int dst_queue_cnt; - - enum s5p_mfc_inst_type type; - enum s5p_mfc_inst_state state; - int inst_no; - - /* Image parameters */ - int img_width; - int img_height; - int buf_width; - int buf_height; - - int luma_size; - int chroma_size; - int mv_size; - - unsigned long consumed_stream; - - unsigned int dpb_flush_flag; - - /* Buffers */ - void *bank1_buf; - size_t bank1_phys; - size_t bank1_size; - - void *bank2_buf; - size_t bank2_phys; - size_t bank2_size; - - enum s5p_mfc_queue_state capture_state; - enum s5p_mfc_queue_state output_state; - - struct s5p_mfc_buf src_bufs[MFC_MAX_BUFFERS]; - int src_bufs_cnt; - struct s5p_mfc_buf dst_bufs[MFC_MAX_BUFFERS]; - int dst_bufs_cnt; - - unsigned int sequence; - unsigned long dec_dst_flag; - size_t dec_src_buf_size; - - /* Control values */ - int codec_mode; - int slice_interface; - int loop_filter_mpeg4; - int display_delay; - int display_delay_enable; - int after_packed_pb; - - int dpb_count; - int total_dpb_count; - - /* Buffers */ - void *ctx_buf; - size_t ctx_phys; - size_t ctx_ofs; - size_t ctx_size; - - void *desc_buf; - size_t desc_phys; - - - void *shm_alloc; - void *shm; - size_t shm_ofs; - - struct s5p_mfc_enc_params enc_params; - - size_t enc_dst_buf_size; - - enum v4l2_mpeg_mfc51_video_force_frame_type force_frame_type; - - struct list_head ref_queue; - unsigned int ref_queue_cnt; - - struct s5p_mfc_codec_ops *c_ops; - - struct v4l2_ctrl *ctrls[MFC_MAX_CTRLS]; - struct v4l2_ctrl_handler ctrl_handler; -}; - -/* - * struct s5p_mfc_fmt - structure used to store information about pixelformats - * used by the MFC - */ -struct s5p_mfc_fmt { - char *name; - u32 fourcc; - u32 codec_mode; - enum s5p_mfc_fmt_type type; - u32 num_planes; -}; - -/** - * struct mfc_control - structure used to store information about MFC controls - * it is used to initialize the control framework. - */ -struct mfc_control { - __u32 id; - enum v4l2_ctrl_type type; - __u8 name[32]; /* Whatever */ - __s32 minimum; /* Note signedness */ - __s32 maximum; - __s32 step; - __u32 menu_skip_mask; - __s32 default_value; - __u32 flags; - __u32 reserved[2]; - __u8 is_volatile; -}; - - -#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) - -#endif /* S5P_MFC_COMMON_H_ */ |
