diff options
Diffstat (limited to 'drivers/media/video/cx231xx/cx231xx-417.c')
| -rw-r--r-- | drivers/media/video/cx231xx/cx231xx-417.c | 2195 |
1 files changed, 0 insertions, 2195 deletions
diff --git a/drivers/media/video/cx231xx/cx231xx-417.c b/drivers/media/video/cx231xx/cx231xx-417.c deleted file mode 100644 index ce2f622..0000000 --- a/drivers/media/video/cx231xx/cx231xx-417.c +++ /dev/null @@ -1,2195 +0,0 @@ -/* - * - * Support for a cx23417 mpeg encoder via cx231xx host port. - * - * (c) 2004 Jelle Foks <jelle@foks.us> - * (c) 2004 Gerd Knorr <kraxel@bytesex.org> - * (c) 2008 Steven Toth <stoth@linuxtv.org> - * - CX23885/7/8 support - * - * Includes parts from the ivtv driver( http://ivtv.sourceforge.net/), - * - * 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. - * - * 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., 675 Mass Ave, Cambridge, MA 02139, USA. - */ - -#include <linux/module.h> -#include <linux/moduleparam.h> -#include <linux/init.h> -#include <linux/fs.h> -#include <linux/delay.h> -#include <linux/device.h> -#include <linux/firmware.h> -#include <linux/vmalloc.h> -#include <media/v4l2-common.h> -#include <media/v4l2-ioctl.h> -#include <media/cx2341x.h> -#include <linux/usb.h> - -#include "cx231xx.h" -/*#include "cx23885-ioctl.h"*/ - -#define CX231xx_FIRM_IMAGE_SIZE 376836 -#define CX231xx_FIRM_IMAGE_NAME "v4l-cx23885-enc.fw" - -/* for polaris ITVC */ -#define ITVC_WRITE_DIR 0x03FDFC00 -#define ITVC_READ_DIR 0x0001FC00 - -#define MCI_MEMORY_DATA_BYTE0 0x00 -#define MCI_MEMORY_DATA_BYTE1 0x08 -#define MCI_MEMORY_DATA_BYTE2 0x10 -#define MCI_MEMORY_DATA_BYTE3 0x18 - -#define MCI_MEMORY_ADDRESS_BYTE2 0x20 -#define MCI_MEMORY_ADDRESS_BYTE1 0x28 -#define MCI_MEMORY_ADDRESS_BYTE0 0x30 - -#define MCI_REGISTER_DATA_BYTE0 0x40 -#define MCI_REGISTER_DATA_BYTE1 0x48 -#define MCI_REGISTER_DATA_BYTE2 0x50 -#define MCI_REGISTER_DATA_BYTE3 0x58 - -#define MCI_REGISTER_ADDRESS_BYTE0 0x60 -#define MCI_REGISTER_ADDRESS_BYTE1 0x68 - -#define MCI_REGISTER_MODE 0x70 - -/* Read and write modes for polaris ITVC */ -#define MCI_MODE_REGISTER_READ 0x000 -#define MCI_MODE_REGISTER_WRITE 0x100 -#define MCI_MODE_MEMORY_READ 0x000 -#define MCI_MODE_MEMORY_WRITE 0x4000 - -static unsigned int mpegbufs = 8; -module_param(mpegbufs, int, 0644); -MODULE_PARM_DESC(mpegbufs, "number of mpeg buffers, range 2-32"); -static unsigned int mpeglines = 128; -module_param(mpeglines, int, 0644); -MODULE_PARM_DESC(mpeglines, "number of lines in an MPEG buffer, range 2-32"); -static unsigned int mpeglinesize = 512; -module_param(mpeglinesize, int, 0644); -MODULE_PARM_DESC(mpeglinesize, - "number of bytes in each line of an MPEG buffer, range 512-1024"); - -static unsigned int v4l_debug = 1; -module_param(v4l_debug, int, 0644); -MODULE_PARM_DESC(v4l_debug, "enable V4L debug messages"); -struct cx231xx_dmaqueue *dma_qq; -#define dprintk(level, fmt, arg...)\ - do { if (v4l_debug >= level) \ - printk(KERN_INFO "%s: " fmt, \ - (dev) ? dev->name : "cx231xx[?]", ## arg); \ - } while (0) - -static struct cx231xx_tvnorm cx231xx_tvnorms[] = { - { - .name = "NTSC-M", - .id = V4L2_STD_NTSC_M, - }, { - .name = "NTSC-JP", - .id = V4L2_STD_NTSC_M_JP, - }, { - .name = "PAL-BG", - .id = V4L2_STD_PAL_BG, - }, { - .name = "PAL-DK", - .id = V4L2_STD_PAL_DK, - }, { - .name = "PAL-I", - .id = V4L2_STD_PAL_I, - }, { - .name = "PAL-M", - .id = V4L2_STD_PAL_M, - }, { - .name = "PAL-N", - .id = V4L2_STD_PAL_N, - }, { - .name = "PAL-Nc", - .id = V4L2_STD_PAL_Nc, - }, { - .name = "PAL-60", - .id = V4L2_STD_PAL_60, - }, { - .name = "SECAM-L", - .id = V4L2_STD_SECAM_L, - }, { - .name = "SECAM-DK", - .id = V4L2_STD_SECAM_DK, - } -}; - -/* ------------------------------------------------------------------ */ -enum cx231xx_capture_type { - CX231xx_MPEG_CAPTURE, - CX231xx_RAW_CAPTURE, - CX231xx_RAW_PASSTHRU_CAPTURE -}; -enum cx231xx_capture_bits { - CX231xx_RAW_BITS_NONE = 0x00, - CX231xx_RAW_BITS_YUV_CAPTURE = 0x01, - CX231xx_RAW_BITS_PCM_CAPTURE = 0x02, - CX231xx_RAW_BITS_VBI_CAPTURE = 0x04, - CX231xx_RAW_BITS_PASSTHRU_CAPTURE = 0x08, - CX231xx_RAW_BITS_TO_HOST_CAPTURE = 0x10 -}; -enum cx231xx_capture_end { - CX231xx_END_AT_GOP, /* stop at the end of gop, generate irq */ - CX231xx_END_NOW, /* stop immediately, no irq */ -}; -enum cx231xx_framerate { - CX231xx_FRAMERATE_NTSC_30, /* NTSC: 30fps */ - CX231xx_FRAMERATE_PAL_25 /* PAL: 25fps */ -}; -enum cx231xx_stream_port { - CX231xx_OUTPUT_PORT_MEMORY, - CX231xx_OUTPUT_PORT_STREAMING, - CX231xx_OUTPUT_PORT_SERIAL -}; -enum cx231xx_data_xfer_status { - CX231xx_MORE_BUFFERS_FOLLOW, - CX231xx_LAST_BUFFER, -}; -enum cx231xx_picture_mask { - CX231xx_PICTURE_MASK_NONE, - CX231xx_PICTURE_MASK_I_FRAMES, - CX231xx_PICTURE_MASK_I_P_FRAMES = 0x3, - CX231xx_PICTURE_MASK_ALL_FRAMES = 0x7, -}; -enum cx231xx_vbi_mode_bits { - CX231xx_VBI_BITS_SLICED, - CX231xx_VBI_BITS_RAW, -}; -enum cx231xx_vbi_insertion_bits { - CX231xx_VBI_BITS_INSERT_IN_XTENSION_USR_DATA, - CX231xx_VBI_BITS_INSERT_IN_PRIVATE_PACKETS = 0x1 << 1, - CX231xx_VBI_BITS_SEPARATE_STREAM = 0x2 << 1, - CX231xx_VBI_BITS_SEPARATE_STREAM_USR_DATA = 0x4 << 1, - CX231xx_VBI_BITS_SEPARATE_STREAM_PRV_DATA = 0x5 << 1, -}; -enum cx231xx_dma_unit { - CX231xx_DMA_BYTES, - CX231xx_DMA_FRAMES, -}; -enum cx231xx_dma_transfer_status_bits { - CX231xx_DMA_TRANSFER_BITS_DONE = 0x01, - CX231xx_DMA_TRANSFER_BITS_ERROR = 0x04, - CX231xx_DMA_TRANSFER_BITS_LL_ERROR = 0x10, -}; -enum cx231xx_pause { - CX231xx_PAUSE_ENCODING, - CX231xx_RESUME_ENCODING, -}; -enum cx231xx_copyright { - CX231xx_COPYRIGHT_OFF, - CX231xx_COPYRIGHT_ON, -}; -enum cx231xx_notification_type { - CX231xx_NOTIFICATION_REFRESH, -}; -enum cx231xx_notification_status { - CX231xx_NOTIFICATION_OFF, - CX231xx_NOTIFICATION_ON, -}; -enum cx231xx_notification_mailbox { - CX231xx_NOTIFICATION_NO_MAILBOX = -1, -}; -enum cx231xx_field1_lines { - CX231xx_FIELD1_SAA7114 = 0x00EF, /* 239 */ - CX231xx_FIELD1_SAA7115 = 0x00F0, /* 240 */ - CX231xx_FIELD1_MICRONAS = 0x0105, /* 261 */ -}; -enum cx231xx_field2_lines { - CX231xx_FIELD2_SAA7114 = 0x00EF, /* 239 */ - CX231xx_FIELD2_SAA7115 = 0x00F0, /* 240 */ - CX231xx_FIELD2_MICRONAS = 0x0106, /* 262 */ -}; -enum cx231xx_custom_data_type { - CX231xx_CUSTOM_EXTENSION_USR_DATA, - CX231xx_CUSTOM_PRIVATE_PACKET, -}; -enum cx231xx_mute { - CX231xx_UNMUTE, - CX231xx_MUTE, -}; -enum cx231xx_mute_video_mask { - CX231xx_MUTE_VIDEO_V_MASK = 0x0000FF00, - CX231xx_MUTE_VIDEO_U_MASK = 0x00FF0000, - CX231xx_MUTE_VIDEO_Y_MASK = 0xFF000000, -}; -enum cx231xx_mute_video_shift { - CX231xx_MUTE_VIDEO_V_SHIFT = 8, - CX231xx_MUTE_VIDEO_U_SHIFT = 16, - CX231xx_MUTE_VIDEO_Y_SHIFT = 24, -}; - -/* defines below are from ivtv-driver.h */ -#define IVTV_CMD_HW_BLOCKS_RST 0xFFFFFFFF - -/* Firmware API commands */ -#define IVTV_API_STD_TIMEOUT 500 - -/* Registers */ -/* IVTV_REG_OFFSET */ -#define IVTV_REG_ENC_SDRAM_REFRESH (0x07F8) -#define IVTV_REG_ENC_SDRAM_PRECHARGE (0x07FC) -#define IVTV_REG_SPU (0x9050) -#define IVTV_REG_HW_BLOCKS (0x9054) -#define IVTV_REG_VPU (0x9058) -#define IVTV_REG_APU (0xA064) - -/* - * Bit definitions for MC417_RWD and MC417_OEN registers - * - * bits 31-16 - *+-----------+ - *| Reserved | - *|+-----------+ - *| bit 15 bit 14 bit 13 bit 12 bit 11 bit 10 bit 9 bit 8 - *|+-------+-------+-------+-------+-------+-------+-------+-------+ - *|| MIWR# | MIRD# | MICS# |MIRDY# |MIADDR3|MIADDR2|MIADDR1|MIADDR0| - *|+-------+-------+-------+-------+-------+-------+-------+-------+ - *| bit 7 bit 6 bit 5 bit 4 bit 3 bit 2 bit 1 bit 0 - *|+-------+-------+-------+-------+-------+-------+-------+-------+ - *||MIDATA7|MIDATA6|MIDATA5|MIDATA4|MIDATA3|MIDATA2|MIDATA1|MIDATA0| - *|+-------+-------+-------+-------+-------+-------+-------+-------+ - */ -#define MC417_MIWR 0x8000 -#define MC417_MIRD 0x4000 -#define MC417_MICS 0x2000 -#define MC417_MIRDY 0x1000 -#define MC417_MIADDR 0x0F00 -#define MC417_MIDATA 0x00FF - - -/* Bit definitions for MC417_CTL register **** - *bits 31-6 bits 5-4 bit 3 bits 2-1 Bit 0 - *+--------+-------------+--------+--------------+------------+ - *|Reserved|MC417_SPD_CTL|Reserved|MC417_GPIO_SEL|UART_GPIO_EN| - *+--------+-------------+--------+--------------+------------+ - */ -#define MC417_SPD_CTL(x) (((x) << 4) & 0x00000030) -#define MC417_GPIO_SEL(x) (((x) << 1) & 0x00000006) -#define MC417_UART_GPIO_EN 0x00000001 - -/* Values for speed control */ -#define MC417_SPD_CTL_SLOW 0x1 -#define MC417_SPD_CTL_MEDIUM 0x0 -#define MC417_SPD_CTL_FAST 0x3 /* b'1x, but we use b'11 */ - -/* Values for GPIO select */ -#define MC417_GPIO_SEL_GPIO3 0x3 -#define MC417_GPIO_SEL_GPIO2 0x2 -#define MC417_GPIO_SEL_GPIO1 0x1 -#define MC417_GPIO_SEL_GPIO0 0x0 - - -#define CX23417_GPIO_MASK 0xFC0003FF -static int setITVCReg(struct cx231xx *dev, u32 gpio_direction, u32 value) -{ - int status = 0; - u32 _gpio_direction = 0; - - _gpio_direction = _gpio_direction & CX23417_GPIO_MASK; - _gpio_direction = _gpio_direction|gpio_direction; - status = cx231xx_send_gpio_cmd(dev, _gpio_direction, - (u8 *)&value, 4, 0, 0); - return status; -} -static int getITVCReg(struct cx231xx *dev, u32 gpio_direction, u32 *pValue) -{ - int status = 0; - u32 _gpio_direction = 0; - - _gpio_direction = _gpio_direction & CX23417_GPIO_MASK; - _gpio_direction = _gpio_direction|gpio_direction; - - status = cx231xx_send_gpio_cmd(dev, _gpio_direction, - (u8 *)pValue, 4, 0, 1); - return status; -} - -static int waitForMciComplete(struct cx231xx *dev) -{ - u32 gpio; - u32 gpio_driection = 0; - u8 count = 0; - getITVCReg(dev, gpio_driection, &gpio); - - while (!(gpio&0x020000)) { - msleep(10); - - getITVCReg(dev, gpio_driection, &gpio); - - if (count++ > 100) { - dprintk(3, "ERROR: Timeout - gpio=%x\n", gpio); - return -1; - } - } - return 0; -} - -static int mc417_register_write(struct cx231xx *dev, u16 address, u32 value) -{ - u32 temp; - int status = 0; - - temp = 0x82|MCI_REGISTER_DATA_BYTE0|((value&0x000000FF)<<8); - temp = temp<<10; - status = setITVCReg(dev, ITVC_WRITE_DIR, temp); - if (status < 0) - return status; - temp = temp|((0x05)<<10); - setITVCReg(dev, ITVC_WRITE_DIR, temp); - - /*write data byte 1;*/ - temp = 0x82|MCI_REGISTER_DATA_BYTE1|(value&0x0000FF00); - temp = temp<<10; - setITVCReg(dev, ITVC_WRITE_DIR, temp); - temp = temp|((0x05)<<10); - setITVCReg(dev, ITVC_WRITE_DIR, temp); - - /*write data byte 2;*/ - temp = 0x82|MCI_REGISTER_DATA_BYTE2|((value&0x00FF0000)>>8); - temp = temp<<10; - setITVCReg(dev, ITVC_WRITE_DIR, temp); - temp = temp|((0x05)<<10); - setITVCReg(dev, ITVC_WRITE_DIR, temp); - - /*write data byte 3;*/ - temp = 0x82|MCI_REGISTER_DATA_BYTE3|((value&0xFF000000)>>16); - temp = temp<<10; - setITVCReg(dev, ITVC_WRITE_DIR, temp); - temp = temp|((0x05)<<10); - setITVCReg(dev, ITVC_WRITE_DIR, temp); - - /*write address byte 0;*/ - temp = 0x82|MCI_REGISTER_ADDRESS_BYTE0|((address&0x000000FF)<<8); - temp = temp<<10; - setITVCReg(dev, ITVC_WRITE_DIR, temp); - temp = temp|((0x05)<<10); - setITVCReg(dev, ITVC_WRITE_DIR, temp); - - /*write address byte 1;*/ - temp = 0x82|MCI_REGISTER_ADDRESS_BYTE1|(address&0x0000FF00); - temp = temp<<10; - setITVCReg(dev, ITVC_WRITE_DIR, temp); - temp = temp|((0x05)<<10); - setITVCReg(dev, ITVC_WRITE_DIR, temp); - - /*Write that the mode is write.*/ - temp = 0x82 | MCI_REGISTER_MODE | MCI_MODE_REGISTER_WRITE; - temp = temp<<10; - setITVCReg(dev, ITVC_WRITE_DIR, temp); - temp = temp|((0x05)<<10); - setITVCReg(dev, ITVC_WRITE_DIR, temp); - - return waitForMciComplete(dev); -} - -static int mc417_register_read(struct cx231xx *dev, u16 address, u32 *value) -{ - /*write address byte 0;*/ - u32 temp; - u32 return_value = 0; - int ret = 0; - - temp = 0x82 | MCI_REGISTER_ADDRESS_BYTE0 | ((address & 0x00FF) << 8); - temp = temp << 10; - setITVCReg(dev, ITVC_WRITE_DIR, temp); - temp = temp | ((0x05) << 10); - setITVCReg(dev, ITVC_WRITE_DIR, temp); - - /*write address byte 1;*/ - temp = 0x82 | MCI_REGISTER_ADDRESS_BYTE1 | (address & 0xFF00); - temp = temp << 10; - setITVCReg(dev, ITVC_WRITE_DIR, temp); - temp = temp | ((0x05) << 10); - setITVCReg(dev, ITVC_WRITE_DIR, temp); - - /*write that the mode is read;*/ - temp = 0x82 | MCI_REGISTER_MODE | MCI_MODE_REGISTER_READ; - temp = temp << 10; - setITVCReg(dev, ITVC_WRITE_DIR, temp); - temp = temp | ((0x05) << 10); - setITVCReg(dev, ITVC_WRITE_DIR, temp); - - /*wait for the MIRDY line to be asserted , - signalling that the read is done;*/ - ret = waitForMciComplete(dev); - - /*switch the DATA- GPIO to input mode;*/ - - /*Read data byte 0;*/ - temp = (0x82 | MCI_REGISTER_DATA_BYTE0) << 10; - setITVCReg(dev, ITVC_READ_DIR, temp); - temp = ((0x81 | MCI_REGISTER_DATA_BYTE0) << 10); - setITVCReg(dev, ITVC_READ_DIR, temp); - getITVCReg(dev, ITVC_READ_DIR, &temp); - return_value |= ((temp & 0x03FC0000) >> 18); - setITVCReg(dev, ITVC_READ_DIR, (0x87 << 10)); - - /* Read data byte 1;*/ - temp = (0x82 | MCI_REGISTER_DATA_BYTE1) << 10; - setITVCReg(dev, ITVC_READ_DIR, temp); - temp = ((0x81 | MCI_REGISTER_DATA_BYTE1) << 10); - setITVCReg(dev, ITVC_READ_DIR, temp); - getITVCReg(dev, ITVC_READ_DIR, &temp); - - return_value |= ((temp & 0x03FC0000) >> 10); - setITVCReg(dev, ITVC_READ_DIR, (0x87 << 10)); - - /*Read data byte 2;*/ - temp = (0x82 | MCI_REGISTER_DATA_BYTE2) << 10; - setITVCReg(dev, ITVC_READ_DIR, temp); - temp = ((0x81 | MCI_REGISTER_DATA_BYTE2) << 10); - setITVCReg(dev, ITVC_READ_DIR, temp); - getITVCReg(dev, ITVC_READ_DIR, &temp); - return_value |= ((temp & 0x03FC0000) >> 2); - setITVCReg(dev, ITVC_READ_DIR, (0x87 << 10)); - - /*Read data byte 3;*/ - temp = (0x82 | MCI_REGISTER_DATA_BYTE3) << 10; - setITVCReg(dev, ITVC_READ_DIR, temp); - temp = ((0x81 | MCI_REGISTER_DATA_BYTE3) << 10); - setITVCReg(dev, ITVC_READ_DIR, temp); - getITVCReg(dev, ITVC_READ_DIR, &temp); - return_value |= ((temp & 0x03FC0000) << 6); - setITVCReg(dev, ITVC_READ_DIR, (0x87 << 10)); - - *value = return_value; - - - return ret; -} - -static int mc417_memory_write(struct cx231xx *dev, u32 address, u32 value) -{ - /*write data byte 0;*/ - - u32 temp; - int ret = 0; - - temp = 0x82 | MCI_MEMORY_DATA_BYTE0|((value & 0x000000FF) << 8); - temp = temp << 10; - ret = setITVCReg(dev, ITVC_WRITE_DIR, temp); - if (ret < 0) - return ret; - temp = temp | ((0x05) << 10); - setITVCReg(dev, ITVC_WRITE_DIR, temp); - - /*write data byte 1;*/ - temp = 0x82 | MCI_MEMORY_DATA_BYTE1 | (value & 0x0000FF00); - temp = temp << 10; - setITVCReg(dev, ITVC_WRITE_DIR, temp); - temp = temp | ((0x05) << 10); - setITVCReg(dev, ITVC_WRITE_DIR, temp); - - /*write data byte 2;*/ - temp = 0x82|MCI_MEMORY_DATA_BYTE2|((value&0x00FF0000)>>8); - temp = temp<<10; - setITVCReg(dev, ITVC_WRITE_DIR, temp); - temp = temp|((0x05)<<10); - setITVCReg(dev, ITVC_WRITE_DIR, temp); - - /*write data byte 3;*/ - temp = 0x82|MCI_MEMORY_DATA_BYTE3|((value&0xFF000000)>>16); - temp = temp<<10; - setITVCReg(dev, ITVC_WRITE_DIR, temp); - temp = temp|((0x05)<<10); - setITVCReg(dev, ITVC_WRITE_DIR, temp); - - /* write address byte 2;*/ - temp = 0x82|MCI_MEMORY_ADDRESS_BYTE2 | MCI_MODE_MEMORY_WRITE | - ((address & 0x003F0000)>>8); - temp = temp<<10; - setITVCReg(dev, ITVC_WRITE_DIR, temp); - temp = temp|((0x05)<<10); - setITVCReg(dev, ITVC_WRITE_DIR, temp); - - /* write address byte 1;*/ - temp = 0x82|MCI_MEMORY_ADDRESS_BYTE1 | (address & 0xFF00); - temp = temp<<10; - setITVCReg(dev, ITVC_WRITE_DIR, temp); - temp = temp|((0x05)<<10); - setITVCReg(dev, ITVC_WRITE_DIR, temp); - - /* write address byte 0;*/ - temp = 0x82|MCI_MEMORY_ADDRESS_BYTE0|((address & 0x00FF)<<8); - temp = temp<<10; - setITVCReg(dev, ITVC_WRITE_DIR, temp); - temp = temp|((0x05)<<10); - setITVCReg(dev, ITVC_WRITE_DIR, temp); - - /*wait for MIRDY line;*/ - waitForMciComplete(dev); - - return 0; -} - -static int mc417_memory_read(struct cx231xx *dev, u32 address, u32 *value) -{ - u32 temp = 0; - u32 return_value = 0; - int ret = 0; - - /*write address byte 2;*/ - temp = 0x82|MCI_MEMORY_ADDRESS_BYTE2 | MCI_MODE_MEMORY_READ | - ((address & 0x003F0000)>>8); - temp = temp<<10; - ret = setITVCReg(dev, ITVC_WRITE_DIR, temp); - if (ret < 0) - return ret; - temp = temp|((0x05)<<10); - setITVCReg(dev, ITVC_WRITE_DIR, temp); - - /*write address byte 1*/ - temp = 0x82|MCI_MEMORY_ADDRESS_BYTE1 | (address & 0xFF00); - temp = temp<<10; - setITVCReg(dev, ITVC_WRITE_DIR, temp); - temp = temp|((0x05)<<10); - setITVCReg(dev, ITVC_WRITE_DIR, temp); - - /*write address byte 0*/ - temp = 0x82|MCI_MEMORY_ADDRESS_BYTE0 | ((address & 0x00FF)<<8); - temp = temp<<10; - setITVCReg(dev, ITVC_WRITE_DIR, temp); - temp = temp|((0x05)<<10); - setITVCReg(dev, ITVC_WRITE_DIR, temp); - - /*Wait for MIRDY line*/ - ret = waitForMciComplete(dev); - - - /*Read data byte 3;*/ - temp = (0x82|MCI_MEMORY_DATA_BYTE3)<<10; - setITVCReg(dev, ITVC_READ_DIR, temp); - temp = ((0x81|MCI_MEMORY_DATA_BYTE3)<<10); - setITVCReg(dev, ITVC_READ_DIR, temp); - getITVCReg(dev, ITVC_READ_DIR, &temp); - return_value |= ((temp&0x03FC0000)<<6); - setITVCReg(dev, ITVC_READ_DIR, (0x87<<10)); - - /*Read data byte 2;*/ - temp = (0x82|MCI_MEMORY_DATA_BYTE2)<<10; - setITVCReg(dev, ITVC_READ_DIR, temp); - temp = ((0x81|MCI_MEMORY_DATA_BYTE2)<<10); - setITVCReg(dev, ITVC_READ_DIR, temp); - getITVCReg(dev, ITVC_READ_DIR, &temp); - return_value |= ((temp&0x03FC0000)>>2); - setITVCReg(dev, ITVC_READ_DIR, (0x87<<10)); - - /* Read data byte 1;*/ - temp = (0x82|MCI_MEMORY_DATA_BYTE1)<<10; - setITVCReg(dev, ITVC_READ_DIR, temp); - temp = ((0x81|MCI_MEMORY_DATA_BYTE1)<<10); - setITVCReg(dev, ITVC_READ_DIR, temp); - getITVCReg(dev, ITVC_READ_DIR, &temp); - return_value |= ((temp&0x03FC0000)>>10); - setITVCReg(dev, ITVC_READ_DIR, (0x87<<10)); - - /*Read data byte 0;*/ - temp = (0x82|MCI_MEMORY_DATA_BYTE0)<<10; - setITVCReg(dev, ITVC_READ_DIR, temp); - temp = ((0x81|MCI_MEMORY_DATA_BYTE0)<<10); - setITVCReg(dev, ITVC_READ_DIR, temp); - getITVCReg(dev, ITVC_READ_DIR, &temp); - return_value |= ((temp&0x03FC0000)>>18); - setITVCReg(dev, ITVC_READ_DIR, (0x87<<10)); - - *value = return_value; - return ret; -} - -/* ------------------------------------------------------------------ */ - -/* MPEG encoder API */ -static char *cmd_to_str(int cmd) -{ - switch (cmd) { - case CX2341X_ENC_PING_FW: - return "PING_FW"; - case CX2341X_ENC_START_CAPTURE: - return "START_CAPTURE"; - case CX2341X_ENC_STOP_CAPTURE: - return "STOP_CAPTURE"; - case CX2341X_ENC_SET_AUDIO_ID: - return "SET_AUDIO_ID"; - case CX2341X_ENC_SET_VIDEO_ID: - return "SET_VIDEO_ID"; - case CX2341X_ENC_SET_PCR_ID: - return "SET_PCR_PID"; - case CX2341X_ENC_SET_FRAME_RATE: - return "SET_FRAME_RATE"; - case CX2341X_ENC_SET_FRAME_SIZE: - return "SET_FRAME_SIZE"; - case CX2341X_ENC_SET_BIT_RATE: - return "SET_BIT_RATE"; - case CX2341X_ENC_SET_GOP_PROPERTIES: - return "SET_GOP_PROPERTIES"; - case CX2341X_ENC_SET_ASPECT_RATIO: - return "SET_ASPECT_RATIO"; - case CX2341X_ENC_SET_DNR_FILTER_MODE: - return "SET_DNR_FILTER_PROPS"; - case CX2341X_ENC_SET_DNR_FILTER_PROPS: - return "SET_DNR_FILTER_PROPS"; - case CX2341X_ENC_SET_CORING_LEVELS: - return "SET_CORING_LEVELS"; - case CX2341X_ENC_SET_SPATIAL_FILTER_TYPE: - return "SET_SPATIAL_FILTER_TYPE"; - case CX2341X_ENC_SET_VBI_LINE: - return "SET_VBI_LINE"; - case CX2341X_ENC_SET_STREAM_TYPE: - return "SET_STREAM_TYPE"; - case CX2341X_ENC_SET_OUTPUT_PORT: - return "SET_OUTPUT_PORT"; - case CX2341X_ENC_SET_AUDIO_PROPERTIES: - return "SET_AUDIO_PROPERTIES"; - case CX2341X_ENC_HALT_FW: - return "HALT_FW"; - case CX2341X_ENC_GET_VERSION: - return "GET_VERSION"; - case CX2341X_ENC_SET_GOP_CLOSURE: - return "SET_GOP_CLOSURE"; - case CX2341X_ENC_GET_SEQ_END: - return "GET_SEQ_END"; - case CX2341X_ENC_SET_PGM_INDEX_INFO: - return "SET_PGM_INDEX_INFO"; - case CX2341X_ENC_SET_VBI_CONFIG: - return "SET_VBI_CONFIG"; - case CX2341X_ENC_SET_DMA_BLOCK_SIZE: - return "SET_DMA_BLOCK_SIZE"; - case CX2341X_ENC_GET_PREV_DMA_INFO_MB_10: - return "GET_PREV_DMA_INFO_MB_10"; - case CX2341X_ENC_GET_PREV_DMA_INFO_MB_9: - return "GET_PREV_DMA_INFO_MB_9"; - case CX2341X_ENC_SCHED_DMA_TO_HOST: - return "SCHED_DMA_TO_HOST"; - case CX2341X_ENC_INITIALIZE_INPUT: - return "INITIALIZE_INPUT"; - case CX2341X_ENC_SET_FRAME_DROP_RATE: - return "SET_FRAME_DROP_RATE"; - case CX2341X_ENC_PAUSE_ENCODER: - return "PAUSE_ENCODER"; - case CX2341X_ENC_REFRESH_INPUT: - return "REFRESH_INPUT"; - case CX2341X_ENC_SET_COPYRIGHT: - return "SET_COPYRIGHT"; - case CX2341X_ENC_SET_EVENT_NOTIFICATION: - return "SET_EVENT_NOTIFICATION"; - case CX2341X_ENC_SET_NUM_VSYNC_LINES: - return "SET_NUM_VSYNC_LINES"; - case CX2341X_ENC_SET_PLACEHOLDER: - return "SET_PLACEHOLDER"; - case CX2341X_ENC_MUTE_VIDEO: - return "MUTE_VIDEO"; - case CX2341X_ENC_MUTE_AUDIO: - return "MUTE_AUDIO"; - case CX2341X_ENC_MISC: - return "MISC"; - default: - return "UNKNOWN"; - } -} - -static int cx231xx_mbox_func(void *priv, - u32 command, - int in, - int out, - u32 data[CX2341X_MBOX_MAX_DATA]) -{ - struct cx231xx *dev = priv; - unsigned long timeout; - u32 value, flag, retval = 0; - int i; - - dprintk(3, "%s: command(0x%X) = %s\n", __func__, command, - cmd_to_str(command)); - - /* this may not be 100% safe if we can't read any memory location - without side effects */ - mc417_memory_read(dev, dev->cx23417_mailbox - 4, &value); - if (value != 0x12345678) { - dprintk(3, - "Firmware and/or mailbox pointer not initialized " - "or corrupted, signature = 0x%x, cmd = %s\n", value, - cmd_to_str(command)); - return -1; - } - - /* This read looks at 32 bits, but flag is only 8 bits. - * Seems we also bail if CMD or TIMEOUT bytes are set??? - */ - mc417_memory_read(dev, dev->cx23417_mailbox, &flag); - if (flag) { - dprintk(3, "ERROR: Mailbox appears to be in use " - "(%x), cmd = %s\n", flag, cmd_to_str(command)); - return -1; - } - - flag |= 1; /* tell 'em we're working on it */ - mc417_memory_write(dev, dev->cx23417_mailbox, flag); - - /* write command + args + fill remaining with zeros */ - /* command code */ - mc417_memory_write(dev, dev->cx23417_mailbox + 1, command); - mc417_memory_write(dev, dev->cx23417_mailbox + 3, - IVTV_API_STD_TIMEOUT); /* timeout */ - for (i = 0; i < in; i++) { - mc417_memory_write(dev, dev->cx23417_mailbox + 4 + i, data[i]); - dprintk(3, "API Input %d = %d\n", i, data[i]); - } - for (; i < CX2341X_MBOX_MAX_DATA; i++) - mc417_memory_write(dev, dev->cx23417_mailbox + 4 + i, 0); - - flag |= 3; /* tell 'em we're done writing */ - mc417_memory_write(dev, dev->cx23417_mailbox, flag); - - /* wait for firmware to handle the API command */ - timeout = jiffies + msecs_to_jiffies(10); - for (;;) { - mc417_memory_read(dev, dev->cx23417_mailbox, &flag); - if (0 != (flag & 4)) - break; - if (time_after(jiffies, timeout)) { - dprintk(3, "ERROR: API Mailbox timeout\n"); - return -1; - } - udelay(10); - } - - /* read output values */ - for (i = 0; i < out; i++) { - mc417_memory_read(dev, dev->cx23417_mailbox + 4 + i, data + i); - dprintk(3, "API Output %d = %d\n", i, data[i]); - } - - mc417_memory_read(dev, dev->cx23417_mailbox + 2, &retval); - dprintk(3, "API result = %d\n", retval); - - flag = 0; - mc417_memory_write(dev, dev->cx23417_mailbox, flag); - - return retval; -} - -/* We don't need to call the API often, so using just one - * mailbox will probably suffice - */ -static int cx231xx_api_cmd(struct cx231xx *dev, - u32 command, - u32 inputcnt, - u32 outputcnt, - ...) -{ - u32 data[CX2341X_MBOX_MAX_DATA]; - va_list vargs; - int i, err; - - dprintk(3, "%s() cmds = 0x%08x\n", __func__, command); - - va_start(vargs, outputcnt); - for (i = 0; i < inputcnt; i++) - data[i] = va_arg(vargs, int); - - err = cx231xx_mbox_func(dev, command, inputcnt, outputcnt, data); - for (i = 0; i < outputcnt; i++) { - int *vptr = va_arg(vargs, int *); - *vptr = data[i]; - } - va_end(vargs); - - return err; -} - -static int cx231xx_find_mailbox(struct cx231xx *dev) -{ - u32 signature[4] = { - 0x12345678, 0x34567812, 0x56781234, 0x78123456 - }; - int signaturecnt = 0; - u32 value; - int i; - int ret = 0; - - dprintk(2, "%s()\n", __func__); - - for (i = 0; i < 0x100; i++) {/*CX231xx_FIRM_IMAGE_SIZE*/ - ret = mc417_memory_read(dev, i, &value); - if (ret < 0) - return ret; - if (value == signature[signaturecnt]) - signaturecnt++; - else - signaturecnt = 0; - if (4 == signaturecnt) { - dprintk(1, "Mailbox signature found at 0x%x\n", i+1); - return i+1; - } - } - dprintk(3, "Mailbox signature values not found!\n"); - return -1; -} - -static void mciWriteMemoryToGPIO(struct cx231xx *dev, u32 address, u32 value, - u32 *p_fw_image) -{ - - u32 temp = 0; - int i = 0; - - temp = 0x82|MCI_MEMORY_DATA_BYTE0|((value&0x000000FF)<<8); - temp = temp<<10; - *p_fw_image = temp; - p_fw_image++; - temp = temp|((0x05)<<10); - *p_fw_image = temp; - p_fw_image++; - - /*write data byte 1;*/ - temp = 0x82|MCI_MEMORY_DATA_BYTE1|(value&0x0000FF00); - temp = temp<<10; - *p_fw_image = temp; - p_fw_image++; - temp = temp|((0x05)<<10); - *p_fw_image = temp; - p_fw_image++; - - /*write data byte 2;*/ - temp = 0x82|MCI_MEMORY_DATA_BYTE2|((value&0x00FF0000)>>8); - temp = temp<<10; - *p_fw_image = temp; - p_fw_image++; - temp = temp|((0x05)<<10); - *p_fw_image = temp; - p_fw_image++; - - /*write data byte 3;*/ - temp = 0x82|MCI_MEMORY_DATA_BYTE3|((value&0xFF000000)>>16); - temp = temp<<10; - *p_fw_image = temp; - p_fw_image++; - temp = temp|((0x05)<<10); - *p_fw_image = temp; - p_fw_image++; - - /* write address byte 2;*/ - temp = 0x82|MCI_MEMORY_ADDRESS_BYTE2 | MCI_MODE_MEMORY_WRITE | - ((address & 0x003F0000)>>8); - temp = temp<<10; - *p_fw_image = temp; - p_fw_image++; - temp = temp|((0x05)<<10); - *p_fw_image = temp; - p_fw_image++; - - /* write address byte 1;*/ - temp = 0x82|MCI_MEMORY_ADDRESS_BYTE1 | (address & 0xFF00); - temp = temp<<10; - *p_fw_image = temp; - p_fw_image++; - temp = temp|((0x05)<<10); - *p_fw_image = temp; - p_fw_image++; - - /* write address byte 0;*/ - temp = 0x82|MCI_MEMORY_ADDRESS_BYTE0|((address & 0x00FF)<<8); - temp = temp<<10; - *p_fw_image = temp; - p_fw_image++; - temp = temp|((0x05)<<10); - *p_fw_image = temp; - p_fw_image++; - - for (i = 0; i < 6; i++) { - *p_fw_image = 0xFFFFFFFF; - p_fw_image++; - } -} - - -static int cx231xx_load_firmware(struct cx231xx *dev) -{ - static const unsigned char magic[8] = { - 0xa7, 0x0d, 0x00, 0x00, 0x66, 0xbb, 0x55, 0xaa - }; - const struct firmware *firmware; - int i, retval = 0; - u32 value = 0; - u32 gpio_output = 0; - /*u32 checksum = 0;*/ - /*u32 *dataptr;*/ - u32 transfer_size = 0; - u32 fw_data = 0; - u32 address = 0; - /*u32 current_fw[800];*/ - u32 *p_current_fw, *p_fw; - u32 *p_fw_data; - int frame = 0; - u16 _buffer_size = 4096; - u8 *p_buffer; - - p_current_fw = vmalloc(1884180 * 4); - p_fw = p_current_fw; - if (p_current_fw == NULL) { - dprintk(2, "FAIL!!!\n"); - return -1; - } - - p_buffer = vmalloc(4096); - if (p_buffer == NULL) { - dprintk(2, "FAIL!!!\n"); - return -1; - } - - dprintk(2, "%s()\n", __func__); - - /* Save GPIO settings before reset of APU */ - retval |= mc417_memory_read(dev, 0x9020, &gpio_output); - retval |= mc417_memory_read(dev, 0x900C, &value); - - retval = mc417_register_write(dev, - IVTV_REG_VPU, 0xFFFFFFED); - retval |= mc417_register_write(dev, - IVTV_REG_HW_BLOCKS, IVTV_CMD_HW_BLOCKS_RST); - retval |= mc417_register_write(dev, - IVTV_REG_ENC_SDRAM_REFRESH, 0x80000800); - retval |= mc417_register_write(dev, - IVTV_REG_ENC_SDRAM_PRECHARGE, 0x1A); - retval |= mc417_register_write(dev, - IVTV_REG_APU, 0); - - if (retval != 0) { - printk(KERN_ERR "%s: Error with mc417_register_write\n", - __func__); - return -1; - } - - retval = request_firmware(&firmware, CX231xx_FIRM_IMAGE_NAME, - &dev->udev->dev); - - if (retval != 0) { - printk(KERN_ERR - "ERROR: Hotplug firmware request failed (%s).\n", - CX231xx_FIRM_IMAGE_NAME); - printk(KERN_ERR "Please fix your hotplug setup, the board will " - "not work without firmware loaded!\n"); - return -1; - } - - if (firmware->size != CX231xx_FIRM_IMAGE_SIZE) { - printk(KERN_ERR "ERROR: Firmware size mismatch " - "(have %zd, expected %d)\n", - firmware->size, CX231xx_FIRM_IMAGE_SIZE); - release_firmware(firmware); - return -1; - } - - if (0 != memcmp(firmware->data, magic, 8)) { - printk(KERN_ERR - "ERROR: Firmware magic mismatch, wrong file?\n"); - release_firmware(firmware); - return -1; - } - - initGPIO(dev); - - /* transfer to the chip */ - dprintk(2, "Loading firmware to GPIO...\n"); - p_fw_data = (u32 *)firmware->data; - dprintk(2, "firmware->size=%zd\n", firmware->size); - for (transfer_size = 0; transfer_size < firmware->size; - transfer_size += 4) { - fw_data = *p_fw_data; - - mciWriteMemoryToGPIO(dev, address, fw_data, p_current_fw); - address = address + 1; - p_current_fw += 20; - p_fw_data += 1; - } - - /*download the firmware by ep5-out*/ - - for (frame = 0; frame < (int)(CX231xx_FIRM_IMAGE_SIZE*20/_buffer_size); - frame++) { - for (i = 0; i < _buffer_size; i++) { - *(p_buffer + i) = (u8)(*(p_fw + (frame * 128 * 8 + (i / 4))) & 0x000000FF); - i++; - *(p_buffer + i) = (u8)((*(p_fw + (frame * 128 * 8 + (i / 4))) & 0x0000FF00) >> 8); - i++; - *(p_buffer + i) = (u8)((*(p_fw + (frame * 128 * 8 + (i / 4))) & 0x00FF0000) >> 16); - i++; - *(p_buffer + i) = (u8)((*(p_fw + (frame * 128 * 8 + (i / 4))) & 0xFF000000) >> 24); - } - cx231xx_ep5_bulkout(dev, p_buffer, _buffer_size); - } - - p_current_fw = p_fw; - vfree(p_current_fw); - p_current_fw = NULL; - uninitGPIO(dev); - release_firmware(firmware); - dprintk(1, "Firmware upload successful.\n"); - - retval |= mc417_register_write(dev, IVTV_REG_HW_BLOCKS, - IVTV_CMD_HW_BLOCKS_RST); - if (retval < 0) { - printk(KERN_ERR "%s: Error with mc417_register_write\n", - __func__); - return retval; - } - /* F/W power up disturbs the GPIOs, restore state */ - retval |= mc417_register_write(dev, 0x9020, gpio_output); - retval |= mc417_register_write(dev, 0x900C, value); - - retval |= mc417_register_read(dev, IVTV_REG_VPU, &value); - retval |= mc417_register_write(dev, IVTV_REG_VPU, value & 0xFFFFFFE8); - - if (retval < 0) { - printk(KERN_ERR "%s: Error with mc417_register_write\n", - __func__); - return retval; - } - return 0; -} - -static void cx231xx_417_check_encoder(struct cx231xx *dev) -{ - u32 status, seq; - - status = 0; - seq = 0; - cx231xx_api_cmd(dev, CX2341X_ENC_GET_SEQ_END, 0, 2, &status, &seq); - dprintk(1, "%s() status = %d, seq = %d\n", __func__, status, seq); -} - -static void cx231xx_codec_settings(struct cx231xx *dev) -{ - dprintk(1, "%s()\n", __func__); - - /* assign frame size */ - cx231xx_api_cmd(dev, CX2341X_ENC_SET_FRAME_SIZE, 2, 0, - dev->ts1.height, dev->ts1.width); - - dev->mpeg_params.width = dev->ts1.width; - dev->mpeg_params.height = dev->ts1.height; - - cx2341x_update(dev, cx231xx_mbox_func, NULL, &dev->mpeg_params); - - cx231xx_api_cmd(dev, CX2341X_ENC_MISC, 2, 0, 3, 1); - cx231xx_api_cmd(dev, CX2341X_ENC_MISC, 2, 0, 4, 1); -} - -static int cx231xx_initialize_codec(struct cx231xx *dev) -{ - int version; - int retval; - u32 i; - u32 val = 0; - - dprintk(1, "%s()\n", __func__); - cx231xx_disable656(dev); - retval = cx231xx_api_cmd(dev, CX2341X_ENC_PING_FW, 0, 0); /* ping */ - if (retval < 0) { - dprintk(2, "%s() PING OK\n", __func__); - retval = cx231xx_load_firmware(dev); - if (retval < 0) { - printk(KERN_ERR "%s() f/w load failed\n", __func__); - return retval; - } - retval = cx231xx_find_mailbox(dev); - if (retval < 0) { - printk(KERN_ERR "%s() mailbox < 0, error\n", - __func__); - return -1; - } - dev->cx23417_mailbox = retval; - retval = cx231xx_api_cmd(dev, CX2341X_ENC_PING_FW, 0, 0); - if (retval < 0) { - printk(KERN_ERR - "ERROR: cx23417 firmware ping failed!\n"); - return -1; - } - retval = cx231xx_api_cmd(dev, CX2341X_ENC_GET_VERSION, 0, 1, - &version); - if (retval < 0) { - printk(KERN_ERR "ERROR: cx23417 firmware get encoder :" - "version failed!\n"); - return -1; - } - dprintk(1, "cx23417 firmware version is 0x%08x\n", version); - msleep(200); - } - - for (i = 0; i < 1; i++) { - retval = mc417_register_read(dev, 0x20f8, &val); - dprintk(3, "***before enable656() VIM Capture Lines =%d ***\n", - val); - if (retval < 0) - return retval; - } - - cx231xx_enable656(dev); - /* stop mpeg capture */ - cx231xx_api_cmd(dev, CX2341X_ENC_STOP_CAPTURE, - 3, 0, 1, 3, 4); - - cx231xx_codec_settings(dev); - msleep(60); - -/* cx231xx_api_cmd(dev, CX2341X_ENC_SET_NUM_VSYNC_LINES, 2, 0, - CX231xx_FIELD1_SAA7115, CX231xx_FIELD2_SAA7115); - cx231xx_api_cmd(dev, CX2341X_ENC_SET_PLACEHOLDER, 12, 0, - CX231xx_CUSTOM_EXTENSION_USR_DATA, 0, 0, 0, 0, 0, 0, 0, 0, 0, - 0, 0); -*/ - -#if 0 - /* TODO */ - u32 data[7]; - - /* Setup to capture VBI */ - data[0] = 0x0001BD00; - data[1] = 1; /* frames per interrupt */ - data[2] = 4; /* total bufs */ - data[3] = 0x91559155; /* start codes */ - data[4] = 0x206080C0; /* stop codes */ - data[5] = 6; /* lines */ - data[6] = 64; /* BPL */ - - cx231xx_api_cmd(dev, CX2341X_ENC_SET_VBI_CONFIG, 7, 0, data[0], data[1], - data[2], data[3], data[4], data[5], data[6]); - - for (i = 2; i <= 24; i++) { - int valid; - - valid = ((i >= 19) && (i <= 21)); - cx231xx_api_cmd(dev, CX2341X_ENC_SET_VBI_LINE, 5, 0, i, - valid, 0 , 0, 0); - cx231xx_api_cmd(dev, CX2341X_ENC_SET_VBI_LINE, 5, 0, - i | 0x80000000, valid, 0, 0, 0); - } -#endif -/* cx231xx_api_cmd(dev, CX2341X_ENC_MUTE_AUDIO, 1, 0, CX231xx_UNMUTE); - msleep(60); -*/ - /* initialize the video input */ - retval = cx231xx_api_cmd(dev, CX2341X_ENC_INITIALIZE_INPUT, 0, 0); - if (retval < 0) - return retval; - msleep(60); - - /* Enable VIP style pixel invalidation so we work with scaled mode */ - mc417_memory_write(dev, 2120, 0x00000080); - - /* start capturing to the host interface */ - retval = cx231xx_api_cmd(dev, CX2341X_ENC_START_CAPTURE, 2, 0, - CX231xx_MPEG_CAPTURE, CX231xx_RAW_BITS_NONE); - if (retval < 0) - return retval; - msleep(10); - - for (i = 0; i < 1; i++) { - mc417_register_read(dev, 0x20f8, &val); - dprintk(3, "***VIM Capture Lines =%d ***\n", val); - } - - return 0; -} - -/* ------------------------------------------------------------------ */ - -static int bb_buf_setup(struct videobuf_queue *q, - unsigned int *count, unsigned int *size) -{ - struct cx231xx_fh *fh = q->priv_data; - - fh->dev->ts1.ts_packet_size = mpeglinesize; - fh->dev->ts1.ts_packet_count = mpeglines; - - *size = fh->dev->ts1.ts_packet_size * fh->dev->ts1.ts_packet_count; - *count = mpegbufs; - - return 0; -} -static void free_buffer(struct videobuf_queue *vq, struct cx231xx_buffer *buf) -{ - struct cx231xx_fh *fh = vq->priv_data; - struct cx231xx *dev = fh->dev; - unsigned long flags = 0; - - if (in_interrupt()) - BUG(); - - spin_lock_irqsave(&dev->video_mode.slock, flags); - if (dev->USE_ISO) { - if (dev->video_mode.isoc_ctl.buf == buf) - dev->video_mode.isoc_ctl.buf = NULL; - } else { - if (dev->video_mode.bulk_ctl.buf == buf) - dev->video_mode.bulk_ctl.buf = NULL; - } - spin_unlock_irqrestore(&dev->video_mode.slock, flags); - videobuf_waiton(vq, &buf->vb, 0, 0); - videobuf_vmalloc_free(&buf->vb); - buf->vb.state = VIDEOBUF_NEEDS_INIT; -} - -static void buffer_copy(struct cx231xx *dev, char *data, int len, struct urb *urb, - struct cx231xx_dmaqueue *dma_q) -{ - void *vbuf; - struct cx231xx_buffer *buf; - u32 tail_data = 0; - char *p_data; - - if (dma_q->mpeg_buffer_done == 0) { - if (list_empty(&dma_q->active)) - return; - - buf = list_entry(dma_q->active.next, - struct cx231xx_buffer, vb.queue); - dev->video_mode.isoc_ctl.buf = buf; - dma_q->mpeg_buffer_done = 1; - } - /* Fill buffer */ - buf = dev->video_mode.isoc_ctl.buf; - vbuf = videobuf_to_vmalloc(&buf->vb); - - if ((dma_q->mpeg_buffer_completed+len) < - mpeglines*mpeglinesize) { - if (dma_q->add_ps_package_head == - CX231XX_NEED_ADD_PS_PACKAGE_HEAD) { - memcpy(vbuf+dma_q->mpeg_buffer_completed, - dma_q->ps_head, 3); - dma_q->mpeg_buffer_completed = - dma_q->mpeg_buffer_completed + 3; - dma_q->add_ps_package_head = - CX231XX_NONEED_PS_PACKAGE_HEAD; - } - memcpy(vbuf+dma_q->mpeg_buffer_completed, data, len); - dma_q->mpeg_buffer_completed = - dma_q->mpeg_buffer_completed + len; - } else { - dma_q->mpeg_buffer_done = 0; - - tail_data = - mpeglines*mpeglinesize - dma_q->mpeg_buffer_completed; - memcpy(vbuf+dma_q->mpeg_buffer_completed, - data, tail_data); - - buf->vb.state = VIDEOBUF_DONE; - buf->vb.field_count++; - do_gettimeofday(&buf->vb.ts); - list_del(&buf->vb.queue); - wake_up(&buf->vb.done); - dma_q->mpeg_buffer_completed = 0; - - if (len - tail_data > 0) { - p_data = data + tail_data; - dma_q->left_data_count = len - tail_data; - memcpy(dma_q->p_left_data, - p_data, len - tail_data); - } - - } - - return; -} - -static void buffer_filled(char *data, int len, struct urb *urb, - struct cx231xx_dmaqueue *dma_q) -{ - void *vbuf; - struct cx231xx_buffer *buf; - - if (list_empty(&dma_q->active)) - return; - - - buf = list_entry(dma_q->active.next, - struct cx231xx_buffer, vb.queue); - - - /* Fill buffer */ - vbuf = videobuf_to_vmalloc(&buf->vb); - memcpy(vbuf, data, len); - buf->vb.state = VIDEOBUF_DONE; - buf->vb.field_count++; - do_gettimeofday(&buf->vb.ts); - list_del(&buf->vb.queue); - wake_up(&buf->vb.done); - - return; -} -static inline int cx231xx_isoc_copy(struct cx231xx *dev, struct urb *urb) -{ - struct cx231xx_dmaqueue *dma_q = urb->context; - unsigned char *p_buffer; - u32 buffer_size = 0; - u32 i = 0; - - for (i = 0; i < urb->number_of_packets; i++) { - if (dma_q->left_data_count > 0) { - buffer_copy(dev, dma_q->p_left_data, - dma_q->left_data_count, urb, dma_q); - dma_q->mpeg_buffer_completed = dma_q->left_data_count; - dma_q->left_data_count = 0; - } - - p_buffer = urb->transfer_buffer + - urb->iso_frame_desc[i].offset; - buffer_size = urb->iso_frame_desc[i].actual_length; - - if (buffer_size > 0) - buffer_copy(dev, p_buffer, buffer_size, urb, dma_q); - } - - return 0; -} -static inline int cx231xx_bulk_copy(struct cx231xx *dev, struct urb *urb) -{ - - /*char *outp;*/ - /*struct cx231xx_buffer *buf;*/ - struct cx231xx_dmaqueue *dma_q = urb->context; - unsigned char *p_buffer, *buffer; - u32 buffer_size = 0; - - p_buffer = urb->transfer_buffer; - buffer_size = urb->actual_length; - - buffer = kmalloc(buffer_size, GFP_ATOMIC); - - memcpy(buffer, dma_q->ps_head, 3); - memcpy(buffer+3, p_buffer, buffer_size-3); - memcpy(dma_q->ps_head, p_buffer+buffer_size-3, 3); - - p_buffer = buffer; - buffer_filled(p_buffer, buffer_size, urb, dma_q); - - kfree(buffer); - return 0; -} - -static int bb_buf_prepare(struct videobuf_queue *q, - struct videobuf_buffer *vb, enum v4l2_field field) -{ - struct cx231xx_fh *fh = q->priv_data; - struct cx231xx_buffer *buf = - container_of(vb, struct cx231xx_buffer, vb); - struct cx231xx *dev = fh->dev; - int rc = 0, urb_init = 0; - int size = fh->dev->ts1.ts_packet_size * fh->dev->ts1.ts_packet_count; - - dma_qq = &dev->video_mode.vidq; - - if (0 != buf->vb.baddr && buf->vb.bsize < size) - return -EINVAL; - buf->vb.width = fh->dev->ts1.ts_packet_size; - buf->vb.height = fh->dev->ts1.ts_packet_count; - buf->vb.size = size; - buf->vb.field = field; - - if (VIDEOBUF_NEEDS_INIT == buf->vb.state) { - rc = videobuf_iolock(q, &buf->vb, NULL); - if (rc < 0) - goto fail; - } - - if (dev->USE_ISO) { - if (!dev->video_mode.isoc_ctl.num_bufs) - urb_init = 1; - } else { - if (!dev->video_mode.bulk_ctl.num_bufs) - urb_init = 1; - } - /*cx231xx_info("urb_init=%d dev->video_mode.max_pkt_size=%d\n", - urb_init, dev->video_mode.max_pkt_size);*/ - dev->mode_tv = 1; - - if (urb_init) { - rc = cx231xx_set_mode(dev, CX231XX_DIGITAL_MODE); - rc = cx231xx_unmute_audio(dev); - if (dev->USE_ISO) { - cx231xx_set_alt_setting(dev, INDEX_TS1, 4); - rc = cx231xx_init_isoc(dev, mpeglines, - mpegbufs, - dev->ts1_mode.max_pkt_size, - cx231xx_isoc_copy); - } else { - cx231xx_set_alt_setting(dev, INDEX_TS1, 0); - rc = cx231xx_init_bulk(dev, mpeglines, - mpegbufs, - dev->ts1_mode.max_pkt_size, - cx231xx_bulk_copy); - } - if (rc < 0) - goto fail; - } - - buf->vb.state = VIDEOBUF_PREPARED; - return 0; - -fail: - free_buffer(q, buf); - return rc; -} - -static void bb_buf_queue(struct videobuf_queue *q, - struct videobuf_buffer *vb) -{ - struct cx231xx_fh *fh = q->priv_data; - - struct cx231xx_buffer *buf = - container_of(vb, struct cx231xx_buffer, vb); - struct cx231xx *dev = fh->dev; - struct cx231xx_dmaqueue *vidq = &dev->video_mode.vidq; - - buf->vb.state = VIDEOBUF_QUEUED; - list_add_tail(&buf->vb.queue, &vidq->active); - -} - -static void bb_buf_release(struct videobuf_queue *q, - struct videobuf_buffer *vb) -{ - struct cx231xx_buffer *buf = - container_of(vb, struct cx231xx_buffer, vb); - /*struct cx231xx_fh *fh = q->priv_data;*/ - /*struct cx231xx *dev = (struct cx231xx *)fh->dev;*/ - - free_buffer(q, buf); -} - -static struct videobuf_queue_ops cx231xx_qops = { - .buf_setup = bb_buf_setup, - .buf_prepare = bb_buf_prepare, - .buf_queue = bb_buf_queue, - .buf_release = bb_buf_release, -}; - -/* ------------------------------------------------------------------ */ - -static const u32 *ctrl_classes[] = { - cx2341x_mpeg_ctrls, - NULL -}; - -static int cx231xx_queryctrl(struct cx231xx *dev, - struct v4l2_queryctrl *qctrl) -{ - qctrl->id = v4l2_ctrl_next(ctrl_classes, qctrl->id); - if (qctrl->id == 0) - return -EINVAL; - - /* MPEG V4L2 controls */ - if (cx2341x_ctrl_query(&dev->mpeg_params, qctrl)) - qctrl->flags |= V4L2_CTRL_FLAG_DISABLED; - - return 0; -} - -static int cx231xx_querymenu(struct cx231xx *dev, - struct v4l2_querymenu *qmenu) -{ - struct v4l2_queryctrl qctrl; - - qctrl.id = qmenu->id; - cx231xx_queryctrl(dev, &qctrl); - return v4l2_ctrl_query_menu(qmenu, &qctrl, - cx2341x_ctrl_get_menu(&dev->mpeg_params, qmenu->id)); -} - -static int vidioc_g_std(struct file *file, void *fh0, v4l2_std_id *norm) -{ - struct cx231xx_fh *fh = file->private_data; - struct cx231xx *dev = fh->dev; - - *norm = dev->encodernorm.id; - return 0; -} -static int vidioc_s_std(struct file *file, void *priv, v4l2_std_id *id) -{ - struct cx231xx_fh *fh = file->private_data; - struct cx231xx *dev = fh->dev; - unsigned int i; - - for (i = 0; i < ARRAY_SIZE(cx231xx_tvnorms); i++) - if (*id & cx231xx_tvnorms[i].id) - break; - if (i == ARRAY_SIZE(cx231xx_tvnorms)) - return -EINVAL; - dev->encodernorm = cx231xx_tvnorms[i]; - - if (dev->encodernorm.id & 0xb000) { - dprintk(3, "encodernorm set to NTSC\n"); - dev->norm = V4L2_STD_NTSC; - dev->ts1.height = 480; - dev->mpeg_params.is_50hz = 0; - } else { - dprintk(3, "encodernorm set to PAL\n"); - dev->norm = V4L2_STD_PAL_B; - dev->ts1.height = 576; - dev->mpeg_params.is_50hz = 1; - } - call_all(dev, core, s_std, dev->norm); - /* do mode control overrides */ - cx231xx_do_mode_ctrl_overrides(dev); - - dprintk(3, "exit vidioc_s_std() i=0x%x\n", i); - return 0; -} -static int vidioc_g_audio(struct file *file, void *fh, - struct v4l2_audio *a) -{ - struct v4l2_audio *vin = a; - - int ret = -EINVAL; - if (vin->index > 0) - return ret; - strncpy(vin->name, "VideoGrabber Audio", 14); - vin->capability = V4L2_AUDCAP_STEREO; -return 0; -} -static int vidioc_enumaudio(struct file *file, void *fh, - struct v4l2_audio *a) -{ - struct v4l2_audio *vin = a; - - int ret = -EINVAL; - - if (vin->index > 0) - return ret; - strncpy(vin->name, "VideoGrabber Audio", 14); - vin->capability = V4L2_AUDCAP_STEREO; - - -return 0; -} -static const char *iname[] = { - [CX231XX_VMUX_COMPOSITE1] = "Composite1", - [CX231XX_VMUX_SVIDEO] = "S-Video", - [CX231XX_VMUX_TELEVISION] = "Television", - [CX231XX_VMUX_CABLE] = "Cable TV", - [CX231XX_VMUX_DVB] = "DVB", - [CX231XX_VMUX_DEBUG] = "for debug only", -}; -static int vidioc_enum_input(struct file *file, void *priv, - struct v4l2_input *i) -{ - struct cx231xx_fh *fh = file->private_data; - struct cx231xx *dev = fh->dev; - struct cx231xx_input *input; - int n; - dprintk(3, "enter vidioc_enum_input()i->index=%d\n", i->index); - - if (i->index >= 4) - return -EINVAL; - - - input = &cx231xx_boards[dev->model].input[i->index]; - - if (input->type == 0) - return -EINVAL; - - /* FIXME - * strcpy(i->name, input->name); */ - - n = i->index; - strcpy(i->name, iname[INPUT(n)->type]); - - if (input->type == CX231XX_VMUX_TELEVISION || - input->type == CX231XX_VMUX_CABLE) - i->type = V4L2_INPUT_TYPE_TUNER; - else - i->type = V4L2_INPUT_TYPE_CAMERA; - - - return 0; -} - -static int vidioc_g_input(struct file *file, void *priv, unsigned int *i) -{ - *i = 0; - return 0; -} - -static int vidioc_s_input(struct file *file, void *priv, unsigned int i) -{ - struct cx231xx_fh *fh = file->private_data; - struct cx231xx *dev = fh->dev; - - dprintk(3, "enter vidioc_s_input() i=%d\n", i); - - mutex_lock(&dev->lock); - - video_mux(dev, i); - - mutex_unlock(&dev->lock); - - if (i >= 4) - return -EINVAL; - dev->input = i; - dprintk(3, "exit vidioc_s_input()\n"); - return 0; -} - -static int vidioc_g_tuner(struct file *file, void *priv, - struct v4l2_tuner *t) -{ - return 0; -} - -static int vidioc_s_tuner(struct file *file, void *priv, - struct v4l2_tuner *t) -{ - return 0; -} - -static int vidioc_g_frequency(struct file *file, void *priv, - struct v4l2_frequency *f) -{ - return 0; -} - -static int vidioc_s_frequency(struct file *file, void *priv, - struct v4l2_frequency *f) -{ - - - return 0; -} - -static int vidioc_s_ctrl(struct file *file, void *priv, - struct v4l2_control *ctl) -{ - struct cx231xx_fh *fh = file->private_data; - struct cx231xx *dev = fh->dev; - dprintk(3, "enter vidioc_s_ctrl()\n"); - /* Update the A/V core */ - call_all(dev, core, s_ctrl, ctl); - dprintk(3, "exit vidioc_s_ctrl()\n"); - return 0; -} -static struct v4l2_capability pvr_capability = { - .driver = "cx231xx", - .card = "VideoGrabber", - .bus_info = "usb", - .version = 1, - .capabilities = (V4L2_CAP_VIDEO_CAPTURE | - V4L2_CAP_TUNER | V4L2_CAP_AUDIO | V4L2_CAP_RADIO | - V4L2_CAP_STREAMING | V4L2_CAP_READWRITE), -}; -static int vidioc_querycap(struct file *file, void *priv, - struct v4l2_capability *cap) -{ - - - - memcpy(cap, &pvr_capability, sizeof(struct v4l2_capability)); - return 0; -} - -static int vidioc_enum_fmt_vid_cap(struct file *file, void *priv, - struct v4l2_fmtdesc *f) -{ - - if (f->index != 0) - return -EINVAL; - - strlcpy(f->description, "MPEG", sizeof(f->description)); - f->pixelformat = V4L2_PIX_FMT_MPEG; - - return 0; -} - -static int vidioc_g_fmt_vid_cap(struct file *file, void *priv, - struct v4l2_format *f) -{ - struct cx231xx_fh *fh = file->private_data; - struct cx231xx *dev = fh->dev; - dprintk(3, "enter vidioc_g_fmt_vid_cap()\n"); - f->fmt.pix.pixelformat = V4L2_PIX_FMT_MPEG; - f->fmt.pix.bytesperline = 0; - f->fmt.pix.sizeimage = - dev->ts1.ts_packet_size * dev->ts1.ts_packet_count; - f->fmt.pix.colorspace = 0; - f->fmt.pix.width = dev->ts1.width; - f->fmt.pix.height = dev->ts1.height; - f->fmt.pix.field = fh->vidq.field; - dprintk(1, "VIDIOC_G_FMT: w: %d, h: %d, f: %d\n", - dev->ts1.width, dev->ts1.height, fh->vidq.field); - dprintk(3, "exit vidioc_g_fmt_vid_cap()\n"); - return 0; -} - -static int vidioc_try_fmt_vid_cap(struct file *file, void *priv, - struct v4l2_format *f) -{ - struct cx231xx_fh *fh = file->private_data; - struct cx231xx *dev = fh->dev; - dprintk(3, "enter vidioc_try_fmt_vid_cap()\n"); - f->fmt.pix.pixelformat = V4L2_PIX_FMT_MPEG; - f->fmt.pix.bytesperline = 0; - f->fmt.pix.sizeimage = - dev->ts1.ts_packet_size * dev->ts1.ts_packet_count; - f->fmt.pix.colorspace = 0; - dprintk(1, "VIDIOC_TRY_FMT: w: %d, h: %d, f: %d\n", - dev->ts1.width, dev->ts1.height, fh->vidq.field); - dprintk(3, "exit vidioc_try_fmt_vid_cap()\n"); - return 0; -} - -static int vidioc_s_fmt_vid_cap(struct file *file, void *priv, - struct v4l2_format *f) -{ - - return 0; -} - -static int vidioc_reqbufs(struct file *file, void *priv, - struct v4l2_requestbuffers *p) -{ - struct cx231xx_fh *fh = file->private_data; - - return videobuf_reqbufs(&fh->vidq, p); -} - -static int vidioc_querybuf(struct file *file, void *priv, - struct v4l2_buffer *p) -{ - struct cx231xx_fh *fh = file->private_data; - - return videobuf_querybuf(&fh->vidq, p); -} - -static int vidioc_qbuf(struct file *file, void *priv, - struct v4l2_buffer *p) -{ - struct cx231xx_fh *fh = file->private_data; - - return videobuf_qbuf(&fh->vidq, p); -} - -static int vidioc_dqbuf(struct file *file, void *priv, struct v4l2_buffer *b) -{ - struct cx231xx_fh *fh = priv; - - return videobuf_dqbuf(&fh->vidq, b, file->f_flags & O_NONBLOCK); -} - - -static int vidioc_streamon(struct file *file, void *priv, - enum v4l2_buf_type i) -{ - struct cx231xx_fh *fh = file->private_data; - - struct cx231xx *dev = fh->dev; - dprintk(3, "enter vidioc_streamon()\n"); - cx231xx_set_alt_setting(dev, INDEX_TS1, 0); - cx231xx_set_mode(dev, CX231XX_DIGITAL_MODE); - if (dev->USE_ISO) - cx231xx_init_isoc(dev, CX231XX_NUM_PACKETS, - CX231XX_NUM_BUFS, - dev->video_mode.max_pkt_size, - cx231xx_isoc_copy); - else { - cx231xx_init_bulk(dev, 320, - 5, - dev->ts1_mode.max_pkt_size, - cx231xx_bulk_copy); - } - dprintk(3, "exit vidioc_streamon()\n"); - return videobuf_streamon(&fh->vidq); -} - -static int vidioc_streamoff(struct file *file, void *priv, enum v4l2_buf_type i) -{ - struct cx231xx_fh *fh = file->private_data; - - return videobuf_streamoff(&fh->vidq); -} - -static int vidioc_g_ext_ctrls(struct file *file, void *priv, - struct v4l2_ext_controls *f) -{ - struct cx231xx_fh *fh = priv; - struct cx231xx *dev = fh->dev; - dprintk(3, "enter vidioc_g_ext_ctrls()\n"); - if (f->ctrl_class != V4L2_CTRL_CLASS_MPEG) - return -EINVAL; - dprintk(3, "exit vidioc_g_ext_ctrls()\n"); - return cx2341x_ext_ctrls(&dev->mpeg_params, 0, f, VIDIOC_G_EXT_CTRLS); -} - -static int vidioc_s_ext_ctrls(struct file *file, void *priv, - struct v4l2_ext_controls *f) -{ - struct cx231xx_fh *fh = priv; - struct cx231xx *dev = fh->dev; - struct cx2341x_mpeg_params p; - int err; - dprintk(3, "enter vidioc_s_ext_ctrls()\n"); - if (f->ctrl_class != V4L2_CTRL_CLASS_MPEG) - return -EINVAL; - - p = dev->mpeg_params; - err = cx2341x_ext_ctrls(&p, 0, f, VIDIOC_TRY_EXT_CTRLS); - if (err == 0) { - err = cx2341x_update(dev, cx231xx_mbox_func, - &dev->mpeg_params, &p); - dev->mpeg_params = p; - } - - return err; - - -return 0; -} - -static int vidioc_try_ext_ctrls(struct file *file, void *priv, - struct v4l2_ext_controls *f) -{ - struct cx231xx_fh *fh = priv; - struct cx231xx *dev = fh->dev; - struct cx2341x_mpeg_params p; - int err; - dprintk(3, "enter vidioc_try_ext_ctrls()\n"); - if (f->ctrl_class != V4L2_CTRL_CLASS_MPEG) - return -EINVAL; - - p = dev->mpeg_params; - err = cx2341x_ext_ctrls(&p, 0, f, VIDIOC_TRY_EXT_CTRLS); - dprintk(3, "exit vidioc_try_ext_ctrls() err=%d\n", err); - return err; -} - -static int vidioc_log_status(struct file *file, void *priv) -{ - struct cx231xx_fh *fh = priv; - struct cx231xx *dev = fh->dev; - char name[32 + 2]; - - snprintf(name, sizeof(name), "%s/2", dev->name); - dprintk(3, - "%s/2: ============ START LOG STATUS ============\n", - dev->name); - call_all(dev, core, log_status); - cx2341x_log_status(&dev->mpeg_params, name); - dprintk(3, - "%s/2: ============= END LOG STATUS =============\n", - dev->name); - return 0; -} - -static int vidioc_querymenu(struct file *file, void *priv, - struct v4l2_querymenu *a) -{ - struct cx231xx_fh *fh = priv; - struct cx231xx *dev = fh->dev; - dprintk(3, "enter vidioc_querymenu()\n"); - dprintk(3, "exit vidioc_querymenu()\n"); - return cx231xx_querymenu(dev, a); -} - -static int vidioc_queryctrl(struct file *file, void *priv, - struct v4l2_queryctrl *c) -{ - struct cx231xx_fh *fh = priv; - struct cx231xx *dev = fh->dev; - dprintk(3, "enter vidioc_queryctrl()\n"); - dprintk(3, "exit vidioc_queryctrl()\n"); - return cx231xx_queryctrl(dev, c); -} - -static int mpeg_open(struct file *file) -{ - int minor = video_devdata(file)->minor; - struct cx231xx *h, *dev = NULL; - /*struct list_head *list;*/ - struct cx231xx_fh *fh; - /*u32 value = 0;*/ - - dprintk(2, "%s()\n", __func__); - - list_for_each_entry(h, &cx231xx_devlist, devlist) { - if (h->v4l_device->minor == minor) - dev = h; - } - - if (dev == NULL) - return -ENODEV; - - mutex_lock(&dev->lock); - - /* allocate + initialize per filehandle data */ - fh = kzalloc(sizeof(*fh), GFP_KERNEL); - if (NULL == fh) { - mutex_unlock(&dev->lock); - return -ENOMEM; - } - - file->private_data = fh; - fh->dev = dev; - - - videobuf_queue_vmalloc_init(&fh->vidq, &cx231xx_qops, - NULL, &dev->video_mode.slock, - V4L2_BUF_TYPE_VIDEO_CAPTURE, V4L2_FIELD_INTERLACED, - sizeof(struct cx231xx_buffer), fh, NULL); -/* - videobuf_queue_sg_init(&fh->vidq, &cx231xx_qops, - &dev->udev->dev, &dev->ts1.slock, - V4L2_BUF_TYPE_VIDEO_CAPTURE, - V4L2_FIELD_INTERLACED, - sizeof(struct cx231xx_buffer), - fh, NULL); -*/ - - - cx231xx_set_alt_setting(dev, INDEX_VANC, 1); - cx231xx_set_gpio_value(dev, 2, 0); - - cx231xx_initialize_codec(dev); - - mutex_unlock(&dev->lock); - cx231xx_start_TS1(dev); - - return 0; -} - -static int mpeg_release(struct file *file) -{ - struct cx231xx_fh *fh = file->private_data; - struct cx231xx *dev = fh->dev; - - dprintk(3, "mpeg_release()! dev=0x%p\n", dev); - - if (!dev) { - dprintk(3, "abort!!!\n"); - return 0; - } - - mutex_lock(&dev->lock); - - cx231xx_stop_TS1(dev); - - /* do this before setting alternate! */ - if (dev->USE_ISO) - cx231xx_uninit_isoc(dev); - else - cx231xx_uninit_bulk(dev); - cx231xx_set_mode(dev, CX231XX_SUSPEND); - - cx231xx_api_cmd(fh->dev, CX2341X_ENC_STOP_CAPTURE, 3, 0, - CX231xx_END_NOW, CX231xx_MPEG_CAPTURE, - CX231xx_RAW_BITS_NONE); - - /* FIXME: Review this crap */ - /* Shut device down on last close */ - if (atomic_cmpxchg(&fh->v4l_reading, 1, 0) == 1) { - if (atomic_dec_return(&dev->v4l_reader_count) == 0) { - /* stop mpeg capture */ - - msleep(500); - cx231xx_417_check_encoder(dev); - - } - } - - if (fh->vidq.streaming) - videobuf_streamoff(&fh->vidq); - if (fh->vidq.reading) - videobuf_read_stop(&fh->vidq); - - videobuf_mmap_free(&fh->vidq); - file->private_data = NULL; - kfree(fh); - mutex_unlock(&dev->lock); - return 0; -} - -static ssize_t mpeg_read(struct file *file, char __user *data, - size_t count, loff_t *ppos) -{ - struct cx231xx_fh *fh = file->private_data; - struct cx231xx *dev = fh->dev; - - - /* Deal w/ A/V decoder * and mpeg encoder sync issues. */ - /* Start mpeg encoder on first read. */ - if (atomic_cmpxchg(&fh->v4l_reading, 0, 1) == 0) { - if (atomic_inc_return(&dev->v4l_reader_count) == 1) { - if (cx231xx_initialize_codec(dev) < 0) - return -EINVAL; - } - } - - return videobuf_read_stream(&fh->vidq, data, count, ppos, 0, - file->f_flags & O_NONBLOCK); -} - -static unsigned int mpeg_poll(struct file *file, - struct poll_table_struct *wait) -{ - struct cx231xx_fh *fh = file->private_data; - /*struct cx231xx *dev = fh->dev;*/ - - /*dprintk(2, "%s\n", __func__);*/ - - return videobuf_poll_stream(file, &fh->vidq, wait); -} - -static int mpeg_mmap(struct file *file, struct vm_area_struct *vma) -{ - struct cx231xx_fh *fh = file->private_data; - struct cx231xx *dev = fh->dev; - - dprintk(2, "%s()\n", __func__); - - return videobuf_mmap_mapper(&fh->vidq, vma); -} - -static struct v4l2_file_operations mpeg_fops = { - .owner = THIS_MODULE, - .open = mpeg_open, - .release = mpeg_release, - .read = mpeg_read, - .poll = mpeg_poll, - .mmap = mpeg_mmap, - .ioctl = video_ioctl2, -}; - -static const struct v4l2_ioctl_ops mpeg_ioctl_ops = { - .vidioc_s_std = vidioc_s_std, - .vidioc_g_std = vidioc_g_std, - .vidioc_enum_input = vidioc_enum_input, - .vidioc_enumaudio = vidioc_enumaudio, - .vidioc_g_audio = vidioc_g_audio, - .vidioc_g_input = vidioc_g_input, - .vidioc_s_input = vidioc_s_input, - .vidioc_g_tuner = vidioc_g_tuner, - .vidioc_s_tuner = vidioc_s_tuner, - .vidioc_g_frequency = vidioc_g_frequency, - .vidioc_s_frequency = vidioc_s_frequency, - .vidioc_s_ctrl = vidioc_s_ctrl, - .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_reqbufs = vidioc_reqbufs, - .vidioc_querybuf = vidioc_querybuf, - .vidioc_qbuf = vidioc_qbuf, - .vidioc_dqbuf = vidioc_dqbuf, - .vidioc_streamon = vidioc_streamon, - .vidioc_streamoff = vidioc_streamoff, - .vidioc_g_ext_ctrls = vidioc_g_ext_ctrls, - .vidioc_s_ext_ctrls = vidioc_s_ext_ctrls, - .vidioc_try_ext_ctrls = vidioc_try_ext_ctrls, - .vidioc_log_status = vidioc_log_status, - .vidioc_querymenu = vidioc_querymenu, - .vidioc_queryctrl = vidioc_queryctrl, -/* .vidioc_g_chip_ident = cx231xx_g_chip_ident,*/ -#ifdef CONFIG_VIDEO_ADV_DEBUG -/* .vidioc_g_register = cx231xx_g_register,*/ -/* .vidioc_s_register = cx231xx_s_register,*/ -#endif -}; - -static struct video_device cx231xx_mpeg_template = { - .name = "cx231xx", - .fops = &mpeg_fops, - .ioctl_ops = &mpeg_ioctl_ops, - .minor = -1, - .tvnorms = CX231xx_NORMS, - .current_norm = V4L2_STD_NTSC_M, -}; - -void cx231xx_417_unregister(struct cx231xx *dev) -{ - dprintk(1, "%s()\n", __func__); - dprintk(3, "%s()\n", __func__); - - if (dev->v4l_device) { - if (-1 != dev->v4l_device->minor) - video_unregister_device(dev->v4l_device); - else - video_device_release(dev->v4l_device); - dev->v4l_device = NULL; - } -} - -static struct video_device *cx231xx_video_dev_alloc( - struct cx231xx *dev, - struct usb_device *usbdev, - struct video_device *template, - char *type) -{ - struct video_device *vfd; - - dprintk(1, "%s()\n", __func__); - vfd = video_device_alloc(); - if (NULL == vfd) - return NULL; - *vfd = *template; - vfd->minor = -1; - snprintf(vfd->name, sizeof(vfd->name), "%s %s (%s)", dev->name, - type, cx231xx_boards[dev->model].name); - - vfd->v4l2_dev = &dev->v4l2_dev; - vfd->release = video_device_release; - - return vfd; - -} - -int cx231xx_417_register(struct cx231xx *dev) -{ - /* FIXME: Port1 hardcoded here */ - int err = -ENODEV; - struct cx231xx_tsport *tsport = &dev->ts1; - - dprintk(1, "%s()\n", __func__); - - /* Set default TV standard */ - dev->encodernorm = cx231xx_tvnorms[0]; - - if (dev->encodernorm.id & V4L2_STD_525_60) - tsport->height = 480; - else - tsport->height = 576; - - tsport->width = 720; - cx2341x_fill_defaults(&dev->mpeg_params); - dev->norm = V4L2_STD_NTSC; - - dev->mpeg_params.port = CX2341X_PORT_SERIAL; - - /* Allocate and initialize V4L video device */ - dev->v4l_device = cx231xx_video_dev_alloc(dev, - dev->udev, &cx231xx_mpeg_template, "mpeg"); - err = video_register_device(dev->v4l_device, - VFL_TYPE_GRABBER, -1); - if (err < 0) { - dprintk(3, "%s: can't register mpeg device\n", dev->name); - return err; - } - - dprintk(3, "%s: registered device video%d [mpeg]\n", - dev->name, dev->v4l_device->num); - - return 0; -} |
