diff options
Diffstat (limited to 'drivers/media/video/cx23885/cx23885-417.c')
| -rw-r--r-- | drivers/media/video/cx23885/cx23885-417.c | 1788 |
1 files changed, 0 insertions, 1788 deletions
diff --git a/drivers/media/video/cx23885/cx23885-417.c b/drivers/media/video/cx23885/cx23885-417.c deleted file mode 100644 index f5c79e53e5a1..000000000000 --- a/drivers/media/video/cx23885/cx23885-417.c +++ /dev/null @@ -1,1788 +0,0 @@ -/* - * - * Support for a cx23417 mpeg encoder via cx23885 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://sourceforge.net/projects/ivtv/> - * - * 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/slab.h> -#include <media/v4l2-common.h> -#include <media/v4l2-ioctl.h> -#include <media/cx2341x.h> - -#include "cx23885.h" -#include "cx23885-ioctl.h" - -#define CX23885_FIRM_IMAGE_SIZE 376836 -#define CX23885_FIRM_IMAGE_NAME "v4l-cx23885-enc.fw" - -static unsigned int mpegbufs = 32; -module_param(mpegbufs, int, 0644); -MODULE_PARM_DESC(mpegbufs, "number of mpeg buffers, range 2-32"); -static unsigned int mpeglines = 32; -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; -module_param(v4l_debug, int, 0644); -MODULE_PARM_DESC(v4l_debug, "enable V4L debug messages"); - -#define dprintk(level, fmt, arg...)\ - do { if (v4l_debug >= level) \ - printk(KERN_DEBUG "%s: " fmt, \ - (dev) ? dev->name : "cx23885[?]", ## arg); \ - } while (0) - -static struct cx23885_tvnorm cx23885_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 cx23885_capture_type { - CX23885_MPEG_CAPTURE, - CX23885_RAW_CAPTURE, - CX23885_RAW_PASSTHRU_CAPTURE -}; -enum cx23885_capture_bits { - CX23885_RAW_BITS_NONE = 0x00, - CX23885_RAW_BITS_YUV_CAPTURE = 0x01, - CX23885_RAW_BITS_PCM_CAPTURE = 0x02, - CX23885_RAW_BITS_VBI_CAPTURE = 0x04, - CX23885_RAW_BITS_PASSTHRU_CAPTURE = 0x08, - CX23885_RAW_BITS_TO_HOST_CAPTURE = 0x10 -}; -enum cx23885_capture_end { - CX23885_END_AT_GOP, /* stop at the end of gop, generate irq */ - CX23885_END_NOW, /* stop immediately, no irq */ -}; -enum cx23885_framerate { - CX23885_FRAMERATE_NTSC_30, /* NTSC: 30fps */ - CX23885_FRAMERATE_PAL_25 /* PAL: 25fps */ -}; -enum cx23885_stream_port { - CX23885_OUTPUT_PORT_MEMORY, - CX23885_OUTPUT_PORT_STREAMING, - CX23885_OUTPUT_PORT_SERIAL -}; -enum cx23885_data_xfer_status { - CX23885_MORE_BUFFERS_FOLLOW, - CX23885_LAST_BUFFER, -}; -enum cx23885_picture_mask { - CX23885_PICTURE_MASK_NONE, - CX23885_PICTURE_MASK_I_FRAMES, - CX23885_PICTURE_MASK_I_P_FRAMES = 0x3, - CX23885_PICTURE_MASK_ALL_FRAMES = 0x7, -}; -enum cx23885_vbi_mode_bits { - CX23885_VBI_BITS_SLICED, - CX23885_VBI_BITS_RAW, -}; -enum cx23885_vbi_insertion_bits { - CX23885_VBI_BITS_INSERT_IN_XTENSION_USR_DATA, - CX23885_VBI_BITS_INSERT_IN_PRIVATE_PACKETS = 0x1 << 1, - CX23885_VBI_BITS_SEPARATE_STREAM = 0x2 << 1, - CX23885_VBI_BITS_SEPARATE_STREAM_USR_DATA = 0x4 << 1, - CX23885_VBI_BITS_SEPARATE_STREAM_PRV_DATA = 0x5 << 1, -}; -enum cx23885_dma_unit { - CX23885_DMA_BYTES, - CX23885_DMA_FRAMES, -}; -enum cx23885_dma_transfer_status_bits { - CX23885_DMA_TRANSFER_BITS_DONE = 0x01, - CX23885_DMA_TRANSFER_BITS_ERROR = 0x04, - CX23885_DMA_TRANSFER_BITS_LL_ERROR = 0x10, -}; -enum cx23885_pause { - CX23885_PAUSE_ENCODING, - CX23885_RESUME_ENCODING, -}; -enum cx23885_copyright { - CX23885_COPYRIGHT_OFF, - CX23885_COPYRIGHT_ON, -}; -enum cx23885_notification_type { - CX23885_NOTIFICATION_REFRESH, -}; -enum cx23885_notification_status { - CX23885_NOTIFICATION_OFF, - CX23885_NOTIFICATION_ON, -}; -enum cx23885_notification_mailbox { - CX23885_NOTIFICATION_NO_MAILBOX = -1, -}; -enum cx23885_field1_lines { - CX23885_FIELD1_SAA7114 = 0x00EF, /* 239 */ - CX23885_FIELD1_SAA7115 = 0x00F0, /* 240 */ - CX23885_FIELD1_MICRONAS = 0x0105, /* 261 */ -}; -enum cx23885_field2_lines { - CX23885_FIELD2_SAA7114 = 0x00EF, /* 239 */ - CX23885_FIELD2_SAA7115 = 0x00F0, /* 240 */ - CX23885_FIELD2_MICRONAS = 0x0106, /* 262 */ -}; -enum cx23885_custom_data_type { - CX23885_CUSTOM_EXTENSION_USR_DATA, - CX23885_CUSTOM_PRIVATE_PACKET, -}; -enum cx23885_mute { - CX23885_UNMUTE, - CX23885_MUTE, -}; -enum cx23885_mute_video_mask { - CX23885_MUTE_VIDEO_V_MASK = 0x0000FF00, - CX23885_MUTE_VIDEO_U_MASK = 0x00FF0000, - CX23885_MUTE_VIDEO_Y_MASK = 0xFF000000, -}; -enum cx23885_mute_video_shift { - CX23885_MUTE_VIDEO_V_SHIFT = 8, - CX23885_MUTE_VIDEO_U_SHIFT = 16, - CX23885_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 - -/* MIADDR* nibble definitions */ -#define MCI_MEMORY_DATA_BYTE0 0x000 -#define MCI_MEMORY_DATA_BYTE1 0x100 -#define MCI_MEMORY_DATA_BYTE2 0x200 -#define MCI_MEMORY_DATA_BYTE3 0x300 -#define MCI_MEMORY_ADDRESS_BYTE2 0x400 -#define MCI_MEMORY_ADDRESS_BYTE1 0x500 -#define MCI_MEMORY_ADDRESS_BYTE0 0x600 -#define MCI_REGISTER_DATA_BYTE0 0x800 -#define MCI_REGISTER_DATA_BYTE1 0x900 -#define MCI_REGISTER_DATA_BYTE2 0xA00 -#define MCI_REGISTER_DATA_BYTE3 0xB00 -#define MCI_REGISTER_ADDRESS_BYTE0 0xC00 -#define MCI_REGISTER_ADDRESS_BYTE1 0xD00 -#define MCI_REGISTER_MODE 0xE00 - -/* Read and write modes */ -#define MCI_MODE_REGISTER_READ 0 -#define MCI_MODE_REGISTER_WRITE 1 -#define MCI_MODE_MEMORY_READ 0 -#define MCI_MODE_MEMORY_WRITE 0x40 - -/*** 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 - -void cx23885_mc417_init(struct cx23885_dev *dev) -{ - u32 regval; - - dprintk(2, "%s()\n", __func__); - - /* Configure MC417_CTL register to defaults. */ - regval = MC417_SPD_CTL(MC417_SPD_CTL_FAST) | - MC417_GPIO_SEL(MC417_GPIO_SEL_GPIO3) | - MC417_UART_GPIO_EN; - cx_write(MC417_CTL, regval); - - /* Configure MC417_OEN to defaults. */ - regval = MC417_MIRDY; - cx_write(MC417_OEN, regval); - - /* Configure MC417_RWD to defaults. */ - regval = MC417_MIWR | MC417_MIRD | MC417_MICS; - cx_write(MC417_RWD, regval); -} - -static int mc417_wait_ready(struct cx23885_dev *dev) -{ - u32 mi_ready; - unsigned long timeout = jiffies + msecs_to_jiffies(1); - - for (;;) { - mi_ready = cx_read(MC417_RWD) & MC417_MIRDY; - if (mi_ready != 0) - return 0; - if (time_after(jiffies, timeout)) - return -1; - udelay(1); - } -} - -int mc417_register_write(struct cx23885_dev *dev, u16 address, u32 value) -{ - u32 regval; - - /* Enable MC417 GPIO outputs except for MC417_MIRDY, - * which is an input. - */ - cx_write(MC417_OEN, MC417_MIRDY); - - /* Write data byte 0 */ - regval = MC417_MIRD | MC417_MIRDY | MCI_REGISTER_DATA_BYTE0 | - (value & 0x000000FF); - cx_write(MC417_RWD, regval); - - /* Transition CS/WR to effect write transaction across bus. */ - regval |= MC417_MICS | MC417_MIWR; - cx_write(MC417_RWD, regval); - - /* Write data byte 1 */ - regval = MC417_MIRD | MC417_MIRDY | MCI_REGISTER_DATA_BYTE1 | - ((value >> 8) & 0x000000FF); - cx_write(MC417_RWD, regval); - regval |= MC417_MICS | MC417_MIWR; - cx_write(MC417_RWD, regval); - - /* Write data byte 2 */ - regval = MC417_MIRD | MC417_MIRDY | MCI_REGISTER_DATA_BYTE2 | - ((value >> 16) & 0x000000FF); - cx_write(MC417_RWD, regval); - regval |= MC417_MICS | MC417_MIWR; - cx_write(MC417_RWD, regval); - - /* Write data byte 3 */ - regval = MC417_MIRD | MC417_MIRDY | MCI_REGISTER_DATA_BYTE3 | - ((value >> 24) & 0x000000FF); - cx_write(MC417_RWD, regval); - regval |= MC417_MICS | MC417_MIWR; - cx_write(MC417_RWD, regval); - - /* Write address byte 0 */ - regval = MC417_MIRD | MC417_MIRDY | MCI_REGISTER_ADDRESS_BYTE0 | - (address & 0xFF); - cx_write(MC417_RWD, regval); - regval |= MC417_MICS | MC417_MIWR; - cx_write(MC417_RWD, regval); - - /* Write address byte 1 */ - regval = MC417_MIRD | MC417_MIRDY | MCI_REGISTER_ADDRESS_BYTE1 | - ((address >> 8) & 0xFF); - cx_write(MC417_RWD, regval); - regval |= MC417_MICS | MC417_MIWR; - cx_write(MC417_RWD, regval); - - /* Indicate that this is a write. */ - regval = MC417_MIRD | MC417_MIRDY | MCI_REGISTER_MODE | - MCI_MODE_REGISTER_WRITE; - cx_write(MC417_RWD, regval); - regval |= MC417_MICS | MC417_MIWR; - cx_write(MC417_RWD, regval); - - /* Wait for the trans to complete (MC417_MIRDY asserted). */ - return mc417_wait_ready(dev); -} - -int mc417_register_read(struct cx23885_dev *dev, u16 address, u32 *value) -{ - int retval; - u32 regval; - u32 tempval; - u32 dataval; - - /* Enable MC417 GPIO outputs except for MC417_MIRDY, - * which is an input. - */ - cx_write(MC417_OEN, MC417_MIRDY); - - /* Write address byte 0 */ - regval = MC417_MIRD | MC417_MIRDY | MCI_REGISTER_ADDRESS_BYTE0 | - ((address & 0x00FF)); - cx_write(MC417_RWD, regval); - regval |= MC417_MICS | MC417_MIWR; - cx_write(MC417_RWD, regval); - - /* Write address byte 1 */ - regval = MC417_MIRD | MC417_MIRDY | MCI_REGISTER_ADDRESS_BYTE1 | - ((address >> 8) & 0xFF); - cx_write(MC417_RWD, regval); - regval |= MC417_MICS | MC417_MIWR; - cx_write(MC417_RWD, regval); - - /* Indicate that this is a register read. */ - regval = MC417_MIRD | MC417_MIRDY | MCI_REGISTER_MODE | - MCI_MODE_REGISTER_READ; - cx_write(MC417_RWD, regval); - regval |= MC417_MICS | MC417_MIWR; - cx_write(MC417_RWD, regval); - - /* Wait for the trans to complete (MC417_MIRDY asserted). */ - retval = mc417_wait_ready(dev); - - /* switch the DAT0-7 GPIO[10:3] to input mode */ - cx_write(MC417_OEN, MC417_MIRDY | MC417_MIDATA); - - /* Read data byte 0 */ - regval = MC417_MIRD | MC417_MIRDY | MCI_REGISTER_DATA_BYTE0; - cx_write(MC417_RWD, regval); - - /* Transition RD to effect read transaction across bus. - * Transtion 0x5000 -> 0x9000 correct (RD/RDY -> WR/RDY)? - * Should it be 0x9000 -> 0xF000 (also why is RDY being set, its - * input only...) - */ - regval = MC417_MIWR | MC417_MIRDY | MCI_REGISTER_DATA_BYTE0; - cx_write(MC417_RWD, regval); - - /* Collect byte */ - tempval = cx_read(MC417_RWD); - dataval = tempval & 0x000000FF; - - /* Bring CS and RD high. */ - regval = MC417_MIWR | MC417_MIRD | MC417_MICS | MC417_MIRDY; - cx_write(MC417_RWD, regval); - - /* Read data byte 1 */ - regval = MC417_MIRD | MC417_MIRDY | MCI_REGISTER_DATA_BYTE1; - cx_write(MC417_RWD, regval); - regval = MC417_MIWR | MC417_MIRDY | MCI_REGISTER_DATA_BYTE1; - cx_write(MC417_RWD, regval); - tempval = cx_read(MC417_RWD); - dataval |= ((tempval & 0x000000FF) << 8); - regval = MC417_MIWR | MC417_MIRD | MC417_MICS | MC417_MIRDY; - cx_write(MC417_RWD, regval); - - /* Read data byte 2 */ - regval = MC417_MIRD | MC417_MIRDY | MCI_REGISTER_DATA_BYTE2; - cx_write(MC417_RWD, regval); - regval = MC417_MIWR | MC417_MIRDY | MCI_REGISTER_DATA_BYTE2; - cx_write(MC417_RWD, regval); - tempval = cx_read(MC417_RWD); - dataval |= ((tempval & 0x000000FF) << 16); - regval = MC417_MIWR | MC417_MIRD | MC417_MICS | MC417_MIRDY; - cx_write(MC417_RWD, regval); - - /* Read data byte 3 */ - regval = MC417_MIRD | MC417_MIRDY | MCI_REGISTER_DATA_BYTE3; - cx_write(MC417_RWD, regval); - regval = MC417_MIWR | MC417_MIRDY | MCI_REGISTER_DATA_BYTE3; - cx_write(MC417_RWD, regval); - tempval = cx_read(MC417_RWD); - dataval |= ((tempval & 0x000000FF) << 24); - regval = MC417_MIWR | MC417_MIRD | MC417_MICS | MC417_MIRDY; - cx_write(MC417_RWD, regval); - - *value = dataval; - - return retval; -} - -int mc417_memory_write(struct cx23885_dev *dev, u32 address, u32 value) -{ - u32 regval; - - /* Enable MC417 GPIO outputs except for MC417_MIRDY, - * which is an input. - */ - cx_write(MC417_OEN, MC417_MIRDY); - - /* Write data byte 0 */ - regval = MC417_MIRD | MC417_MIRDY | MCI_MEMORY_DATA_BYTE0 | - (value & 0x000000FF); - cx_write(MC417_RWD, regval); - - /* Transition CS/WR to effect write transaction across bus. */ - regval |= MC417_MICS | MC417_MIWR; - cx_write(MC417_RWD, regval); - - /* Write data byte 1 */ - regval = MC417_MIRD | MC417_MIRDY | MCI_MEMORY_DATA_BYTE1 | - ((value >> 8) & 0x000000FF); - cx_write(MC417_RWD, regval); - regval |= MC417_MICS | MC417_MIWR; - cx_write(MC417_RWD, regval); - - /* Write data byte 2 */ - regval = MC417_MIRD | MC417_MIRDY | MCI_MEMORY_DATA_BYTE2 | - ((value >> 16) & 0x000000FF); - cx_write(MC417_RWD, regval); - regval |= MC417_MICS | MC417_MIWR; - cx_write(MC417_RWD, regval); - - /* Write data byte 3 */ - regval = MC417_MIRD | MC417_MIRDY | MCI_MEMORY_DATA_BYTE3 | - ((value >> 24) & 0x000000FF); - cx_write(MC417_RWD, regval); - regval |= MC417_MICS | MC417_MIWR; - cx_write(MC417_RWD, regval); - - /* Write address byte 2 */ - regval = MC417_MIRD | MC417_MIRDY | MCI_MEMORY_ADDRESS_BYTE2 | - MCI_MODE_MEMORY_WRITE | ((address >> 16) & 0x3F); - cx_write(MC417_RWD, regval); - regval |= MC417_MICS | MC417_MIWR; - cx_write(MC417_RWD, regval); - - /* Write address byte 1 */ - regval = MC417_MIRD | MC417_MIRDY | MCI_MEMORY_ADDRESS_BYTE1 | - ((address >> 8) & 0xFF); - cx_write(MC417_RWD, regval); - regval |= MC417_MICS | MC417_MIWR; - cx_write(MC417_RWD, regval); - - /* Write address byte 0 */ - regval = MC417_MIRD | MC417_MIRDY | MCI_MEMORY_ADDRESS_BYTE0 | - (address & 0xFF); - cx_write(MC417_RWD, regval); - regval |= MC417_MICS | MC417_MIWR; - cx_write(MC417_RWD, regval); - - /* Wait for the trans to complete (MC417_MIRDY asserted). */ - return mc417_wait_ready(dev); -} - -int mc417_memory_read(struct cx23885_dev *dev, u32 address, u32 *value) -{ - int retval; - u32 regval; - u32 tempval; - u32 dataval; - - /* Enable MC417 GPIO outputs except for MC417_MIRDY, - * which is an input. - */ - cx_write(MC417_OEN, MC417_MIRDY); - - /* Write address byte 2 */ - regval = MC417_MIRD | MC417_MIRDY | MCI_MEMORY_ADDRESS_BYTE2 | - MCI_MODE_MEMORY_READ | ((address >> 16) & 0x3F); - cx_write(MC417_RWD, regval); - regval |= MC417_MICS | MC417_MIWR; - cx_write(MC417_RWD, regval); - - /* Write address byte 1 */ - regval = MC417_MIRD | MC417_MIRDY | MCI_MEMORY_ADDRESS_BYTE1 | - ((address >> 8) & 0xFF); - cx_write(MC417_RWD, regval); - regval |= MC417_MICS | MC417_MIWR; - cx_write(MC417_RWD, regval); - - /* Write address byte 0 */ - regval = MC417_MIRD | MC417_MIRDY | MCI_MEMORY_ADDRESS_BYTE0 | - (address & 0xFF); - cx_write(MC417_RWD, regval); - regval |= MC417_MICS | MC417_MIWR; - cx_write(MC417_RWD, regval); - - /* Wait for the trans to complete (MC417_MIRDY asserted). */ - retval = mc417_wait_ready(dev); - - /* switch the DAT0-7 GPIO[10:3] to input mode */ - cx_write(MC417_OEN, MC417_MIRDY | MC417_MIDATA); - - /* Read data byte 3 */ - regval = MC417_MIRD | MC417_MIRDY | MCI_MEMORY_DATA_BYTE3; - cx_write(MC417_RWD, regval); - - /* Transition RD to effect read transaction across bus. */ - regval = MC417_MIWR | MC417_MIRDY | MCI_MEMORY_DATA_BYTE3; - cx_write(MC417_RWD, regval); - - /* Collect byte */ - tempval = cx_read(MC417_RWD); - dataval = ((tempval & 0x000000FF) << 24); - - /* Bring CS and RD high. */ - regval = MC417_MIWR | MC417_MIRD | MC417_MICS | MC417_MIRDY; - cx_write(MC417_RWD, regval); - - /* Read data byte 2 */ - regval = MC417_MIRD | MC417_MIRDY | MCI_MEMORY_DATA_BYTE2; - cx_write(MC417_RWD, regval); - regval = MC417_MIWR | MC417_MIRDY | MCI_MEMORY_DATA_BYTE2; - cx_write(MC417_RWD, regval); - tempval = cx_read(MC417_RWD); - dataval |= ((tempval & 0x000000FF) << 16); - regval = MC417_MIWR | MC417_MIRD | MC417_MICS | MC417_MIRDY; - cx_write(MC417_RWD, regval); - - /* Read data byte 1 */ - regval = MC417_MIRD | MC417_MIRDY | MCI_MEMORY_DATA_BYTE1; - cx_write(MC417_RWD, regval); - regval = MC417_MIWR | MC417_MIRDY | MCI_MEMORY_DATA_BYTE1; - cx_write(MC417_RWD, regval); - tempval = cx_read(MC417_RWD); - dataval |= ((tempval & 0x000000FF) << 8); - regval = MC417_MIWR | MC417_MIRD | MC417_MICS | MC417_MIRDY; - cx_write(MC417_RWD, regval); - - /* Read data byte 0 */ - regval = MC417_MIRD | MC417_MIRDY | MCI_MEMORY_DATA_BYTE0; - cx_write(MC417_RWD, regval); - regval = MC417_MIWR | MC417_MIRDY | MCI_MEMORY_DATA_BYTE0; - cx_write(MC417_RWD, regval); - tempval = cx_read(MC417_RWD); - dataval |= (tempval & 0x000000FF); - regval = MC417_MIWR | MC417_MIRD | MC417_MICS | MC417_MIRDY; - cx_write(MC417_RWD, regval); - - *value = dataval; - - return retval; -} - -void mc417_gpio_set(struct cx23885_dev *dev, u32 mask) -{ - u32 val; - - /* Set the gpio value */ - mc417_register_read(dev, 0x900C, &val); - val |= (mask & 0x000ffff); - mc417_register_write(dev, 0x900C, val); -} - -void mc417_gpio_clear(struct cx23885_dev *dev, u32 mask) -{ - u32 val; - - /* Clear the gpio value */ - mc417_register_read(dev, 0x900C, &val); - val &= ~(mask & 0x0000ffff); - mc417_register_write(dev, 0x900C, val); -} - -void mc417_gpio_enable(struct cx23885_dev *dev, u32 mask, int asoutput) -{ - u32 val; - - /* Enable GPIO direction bits */ - mc417_register_read(dev, 0x9020, &val); - if (asoutput) - val |= (mask & 0x0000ffff); - else - val &= ~(mask & 0x0000ffff); - - mc417_register_write(dev, 0x9020, val); -} -/* ------------------------------------------------------------------ */ - -/* 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_ID"; - 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_MODE"; - 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 cx23885_mbox_func(void *priv, - u32 command, - int in, - int out, - u32 data[CX2341X_MBOX_MAX_DATA]) -{ - struct cx23885_dev *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) { - printk(KERN_ERR - "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) { - printk(KERN_ERR "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)) { - printk(KERN_ERR "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 cx23885_api_cmd(struct cx23885_dev *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 = cx23885_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 cx23885_find_mailbox(struct cx23885_dev *dev) -{ - u32 signature[4] = { - 0x12345678, 0x34567812, 0x56781234, 0x78123456 - }; - int signaturecnt = 0; - u32 value; - int i; - - dprintk(2, "%s()\n", __func__); - - for (i = 0; i < CX23885_FIRM_IMAGE_SIZE; i++) { - mc417_memory_read(dev, i, &value); - 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; - } - } - printk(KERN_ERR "Mailbox signature values not found!\n"); - return -1; -} - -static int cx23885_load_firmware(struct cx23885_dev *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 gpio_value; - u32 checksum = 0; - u32 *dataptr; - - 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, &gpio_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, CX23885_FIRM_IMAGE_NAME, - &dev->pci->dev); - - if (retval != 0) { - printk(KERN_ERR - "ERROR: Hotplug firmware request failed (%s).\n", - CX23885_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 != CX23885_FIRM_IMAGE_SIZE) { - printk(KERN_ERR "ERROR: Firmware size mismatch " - "(have %zd, expected %d)\n", - firmware->size, CX23885_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; - } - - /* transfer to the chip */ - dprintk(2, "Loading firmware ...\n"); - dataptr = (u32 *)firmware->data; - for (i = 0; i < (firmware->size >> 2); i++) { - value = *dataptr; - checksum += ~value; - if (mc417_memory_write(dev, i, value) != 0) { - printk(KERN_ERR "ERROR: Loading firmware failed!\n"); - release_firmware(firmware); - return -1; - } - dataptr++; - } - - /* read back to verify with the checksum */ - dprintk(1, "Verifying firmware ...\n"); - for (i--; i >= 0; i--) { - if (mc417_memory_read(dev, i, &value) != 0) { - printk(KERN_ERR "ERROR: Reading firmware failed!\n"); - release_firmware(firmware); - return -1; - } - checksum -= ~value; - } - if (checksum) { - printk(KERN_ERR - "ERROR: Firmware load failed (checksum mismatch).\n"); - release_firmware(firmware); - return -1; - } - release_firmware(firmware); - dprintk(1, "Firmware upload successful.\n"); - - retval |= mc417_register_write(dev, IVTV_REG_HW_BLOCKS, - IVTV_CMD_HW_BLOCKS_RST); - - /* F/W power up disturbs the GPIOs, restore state */ - retval |= mc417_register_write(dev, 0x9020, gpio_output); - retval |= mc417_register_write(dev, 0x900C, gpio_value); - - retval |= mc417_register_read(dev, IVTV_REG_VPU, &value); - retval |= mc417_register_write(dev, IVTV_REG_VPU, value & 0xFFFFFFE8); - - /* Hardcoded GPIO's here */ - retval |= mc417_register_write(dev, 0x9020, 0x4000); - retval |= mc417_register_write(dev, 0x900C, 0x4000); - - mc417_register_read(dev, 0x9020, &gpio_output); - mc417_register_read(dev, 0x900C, &gpio_value); - - if (retval < 0) - printk(KERN_ERR "%s: Error with mc417_register_write\n", - __func__); - return 0; -} - -void cx23885_417_check_encoder(struct cx23885_dev *dev) -{ - u32 status, seq; - - status = seq = 0; - cx23885_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 cx23885_codec_settings(struct cx23885_dev *dev) -{ - dprintk(1, "%s()\n", __func__); - - /* Dynamically change the height based on video standard */ - if (dev->encodernorm.id & V4L2_STD_525_60) - dev->ts1.height = 480; - else - dev->ts1.height = 576; - - /* assign frame size */ - cx23885_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; - dev->mpeg_params.is_50hz = - (dev->encodernorm.id & V4L2_STD_625_50) != 0; - - cx2341x_update(dev, cx23885_mbox_func, NULL, &dev->mpeg_params); - - cx23885_api_cmd(dev, CX2341X_ENC_MISC, 2, 0, 3, 1); - cx23885_api_cmd(dev, CX2341X_ENC_MISC, 2, 0, 4, 1); -} - -static int cx23885_initialize_codec(struct cx23885_dev *dev, int startencoder) -{ - int version; - int retval; - u32 i, data[7]; - - dprintk(1, "%s()\n", __func__); - - retval = cx23885_api_cmd(dev, CX2341X_ENC_PING_FW, 0, 0); /* ping */ - if (retval < 0) { - dprintk(2, "%s() PING OK\n", __func__); - retval = cx23885_load_firmware(dev); - if (retval < 0) { - printk(KERN_ERR "%s() f/w load failed\n", __func__); - return retval; - } - retval = cx23885_find_mailbox(dev); - if (retval < 0) { - printk(KERN_ERR "%s() mailbox < 0, error\n", - __func__); - return -1; - } - dev->cx23417_mailbox = retval; - retval = cx23885_api_cmd(dev, CX2341X_ENC_PING_FW, 0, 0); - if (retval < 0) { - printk(KERN_ERR - "ERROR: cx23417 firmware ping failed!\n"); - return -1; - } - retval = cx23885_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); - } - - cx23885_codec_settings(dev); - msleep(60); - - cx23885_api_cmd(dev, CX2341X_ENC_SET_NUM_VSYNC_LINES, 2, 0, - CX23885_FIELD1_SAA7115, CX23885_FIELD2_SAA7115); - cx23885_api_cmd(dev, CX2341X_ENC_SET_PLACEHOLDER, 12, 0, - CX23885_CUSTOM_EXTENSION_USR_DATA, 0, 0, 0, 0, 0, 0, 0, 0, 0, - 0, 0); - - /* 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 */ - - cx23885_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)); - cx23885_api_cmd(dev, CX2341X_ENC_SET_VBI_LINE, 5, 0, i, - valid, 0 , 0, 0); - cx23885_api_cmd(dev, CX2341X_ENC_SET_VBI_LINE, 5, 0, - i | 0x80000000, valid, 0, 0, 0); - } - - cx23885_api_cmd(dev, CX2341X_ENC_MUTE_AUDIO, 1, 0, CX23885_UNMUTE); - msleep(60); - - /* initialize the video input */ - cx23885_api_cmd(dev, CX2341X_ENC_INITIALIZE_INPUT, 0, 0); - 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 */ - if (startencoder) { - cx23885_api_cmd(dev, CX2341X_ENC_START_CAPTURE, 2, 0, - CX23885_MPEG_CAPTURE, CX23885_RAW_BITS_NONE); - msleep(10); - } - - return 0; -} - -/* ------------------------------------------------------------------ */ - -static int bb_buf_setup(struct videobuf_queue *q, - unsigned int *count, unsigned int *size) -{ - struct cx23885_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 int bb_buf_prepare(struct videobuf_queue *q, - struct videobuf_buffer *vb, enum v4l2_field field) -{ - struct cx23885_fh *fh = q->priv_data; - return cx23885_buf_prepare(q, &fh->dev->ts1, - (struct cx23885_buffer *)vb, - field); -} - -static void bb_buf_queue(struct videobuf_queue *q, - struct videobuf_buffer *vb) -{ - struct cx23885_fh *fh = q->priv_data; - cx23885_buf_queue(&fh->dev->ts1, (struct cx23885_buffer *)vb); -} - -static void bb_buf_release(struct videobuf_queue *q, - struct videobuf_buffer *vb) -{ - cx23885_free_buffer(q, (struct cx23885_buffer *)vb); -} - -static struct videobuf_queue_ops cx23885_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 cx23885_queryctrl(struct cx23885_dev *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 cx23885_querymenu(struct cx23885_dev *dev, - struct v4l2_querymenu *qmenu) -{ - struct v4l2_queryctrl qctrl; - - qctrl.id = qmenu->id; - cx23885_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 *priv, v4l2_std_id *id) -{ - struct cx23885_fh *fh = file->private_data; - struct cx23885_dev *dev = fh->dev; - - call_all(dev, core, g_std, id); - - return 0; -} - -static int vidioc_s_std(struct file *file, void *priv, v4l2_std_id *id) -{ - struct cx23885_fh *fh = file->private_data; - struct cx23885_dev *dev = fh->dev; - unsigned int i; - - for (i = 0; i < ARRAY_SIZE(cx23885_tvnorms); i++) - if (*id & cx23885_tvnorms[i].id) - break; - if (i == ARRAY_SIZE(cx23885_tvnorms)) - return -EINVAL; - dev->encodernorm = cx23885_tvnorms[i]; - - /* Have the drier core notify the subdevices */ - mutex_lock(&dev->lock); - cx23885_set_tvnorm(dev, *id); - mutex_unlock(&dev->lock); - - return 0; -} - -static int vidioc_enum_input(struct file *file, void *priv, - struct v4l2_input *i) -{ - struct cx23885_dev *dev = ((struct cx23885_fh *)priv)->dev; - dprintk(1, "%s()\n", __func__); - return cx23885_enum_input(dev, i); -} - -static int vidioc_g_input(struct file *file, void *priv, unsigned int *i) -{ - return cx23885_get_input(file, priv, i); -} - -static int vidioc_s_input(struct file *file, void *priv, unsigned int i) -{ - return cx23885_set_input(file, priv, i); -} - -static int vidioc_g_tuner(struct file *file, void *priv, - struct v4l2_tuner *t) -{ - struct cx23885_fh *fh = file->private_data; - struct cx23885_dev *dev = fh->dev; - - if (UNSET == dev->tuner_type) - return -EINVAL; - if (0 != t->index) - return -EINVAL; - strcpy(t->name, "Television"); - call_all(dev, tuner, g_tuner, t); - - dprintk(1, "VIDIOC_G_TUNER: tuner type %d\n", t->type); - - return 0; -} - -static int vidioc_s_tuner(struct file *file, void *priv, - struct v4l2_tuner *t) -{ - struct cx23885_fh *fh = file->private_data; - struct cx23885_dev *dev = fh->dev; - - if (UNSET == dev->tuner_type) - return -EINVAL; - - /* Update the A/V core */ - call_all(dev, tuner, s_tuner, t); - - return 0; -} - -static int vidioc_g_frequency(struct file *file, void *priv, - struct v4l2_frequency *f) -{ - struct cx23885_fh *fh = file->private_data; - struct cx23885_dev *dev = fh->dev; - - if (UNSET == dev->tuner_type) - return -EINVAL; - f->type = V4L2_TUNER_ANALOG_TV; - f->frequency = dev->freq; - - call_all(dev, tuner, g_frequency, f); - - return 0; -} - -static int vidioc_s_frequency(struct file *file, void *priv, - struct v4l2_frequency *f) -{ - return cx23885_set_frequency(file, priv, f); -} - -static int vidioc_g_ctrl(struct file *file, void *priv, - struct v4l2_control *ctl) -{ - struct cx23885_dev *dev = ((struct cx23885_fh *)priv)->dev; - - return cx23885_get_control(dev, ctl); -} - -static int vidioc_s_ctrl(struct file *file, void *priv, - struct v4l2_control *ctl) -{ - struct cx23885_dev *dev = ((struct cx23885_fh *)priv)->dev; - - return cx23885_set_control(dev, ctl); -} - -static int vidioc_querycap(struct file *file, void *priv, - struct v4l2_capability *cap) -{ - struct cx23885_fh *fh = file->private_data; - struct cx23885_dev *dev = fh->dev; - struct cx23885_tsport *tsport = &dev->ts1; - - strlcpy(cap->driver, dev->name, sizeof(cap->driver)); - strlcpy(cap->card, cx23885_boards[tsport->dev->board].name, - sizeof(cap->card)); - sprintf(cap->bus_info, "PCI:%s", pci_name(dev->pci)); - cap->capabilities = - V4L2_CAP_VIDEO_CAPTURE | - V4L2_CAP_READWRITE | - V4L2_CAP_STREAMING | - 0; - if (UNSET != dev->tuner_type) - cap->capabilities |= V4L2_CAP_TUNER; - - 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 cx23885_fh *fh = file->private_data; - struct cx23885_dev *dev = fh->dev; - - 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->mpegq.field; - dprintk(1, "VIDIOC_G_FMT: w: %d, h: %d, f: %d\n", - dev->ts1.width, dev->ts1.height, fh->mpegq.field); - return 0; -} - -static int vidioc_try_fmt_vid_cap(struct file *file, void *priv, - struct v4l2_format *f) -{ - struct cx23885_fh *fh = file->private_data; - struct cx23885_dev *dev = fh->dev; - - 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->mpegq.field); - return 0; -} - -static int vidioc_s_fmt_vid_cap(struct file *file, void *priv, - struct v4l2_format *f) -{ - struct cx23885_fh *fh = file->private_data; - struct cx23885_dev *dev = fh->dev; - - 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_S_FMT: w: %d, h: %d, f: %d\n", - f->fmt.pix.width, f->fmt.pix.height, f->fmt.pix.field); - return 0; -} - -static int vidioc_reqbufs(struct file *file, void *priv, - struct v4l2_requestbuffers *p) -{ - struct cx23885_fh *fh = file->private_data; - - return videobuf_reqbufs(&fh->mpegq, p); -} - -static int vidioc_querybuf(struct file *file, void *priv, - struct v4l2_buffer *p) -{ - struct cx23885_fh *fh = file->private_data; - - return videobuf_querybuf(&fh->mpegq, p); -} - -static int vidioc_qbuf(struct file *file, void *priv, - struct v4l2_buffer *p) -{ - struct cx23885_fh *fh = file->private_data; - - return videobuf_qbuf(&fh->mpegq, p); -} - -static int vidioc_dqbuf(struct file *file, void *priv, struct v4l2_buffer *b) -{ - struct cx23885_fh *fh = priv; - - return videobuf_dqbuf(&fh->mpegq, b, file->f_flags & O_NONBLOCK); -} - - -static int vidioc_streamon(struct file *file, void *priv, - enum v4l2_buf_type i) -{ - struct cx23885_fh *fh = file->private_data; - - return videobuf_streamon(&fh->mpegq); -} - -static int vidioc_streamoff(struct file *file, void *priv, enum v4l2_buf_type i) -{ - struct cx23885_fh *fh = file->private_data; - - return videobuf_streamoff(&fh->mpegq); -} - -static int vidioc_g_ext_ctrls(struct file *file, void *priv, - struct v4l2_ext_controls *f) -{ - struct cx23885_fh *fh = priv; - struct cx23885_dev *dev = fh->dev; - - if (f->ctrl_class != V4L2_CTRL_CLASS_MPEG) - return -EINVAL; - 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 cx23885_fh *fh = priv; - struct cx23885_dev *dev = fh->dev; - struct cx2341x_mpeg_params p; - int err; - - if (f->ctrl_class != V4L2_CTRL_CLASS_MPEG) - return -EINVAL; - - p = dev->mpeg_params; - err = cx2341x_ext_ctrls(&p, 0, f, VIDIOC_S_EXT_CTRLS); - - if (err == 0) { - err = cx2341x_update(dev, cx23885_mbox_func, - &dev->mpeg_params, &p); - dev->mpeg_params = p; - } - return err; -} - -static int vidioc_try_ext_ctrls(struct file *file, void *priv, - struct v4l2_ext_controls *f) -{ - struct cx23885_fh *fh = priv; - struct cx23885_dev *dev = fh->dev; - struct cx2341x_mpeg_params p; - int err; - - 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); - return err; -} - -static int vidioc_log_status(struct file *file, void *priv) -{ - struct cx23885_fh *fh = priv; - struct cx23885_dev *dev = fh->dev; - char name[32 + 2]; - - snprintf(name, sizeof(name), "%s/2", dev->name); - printk(KERN_INFO - "%s/2: ============ START LOG STATUS ============\n", - dev->name); - call_all(dev, core, log_status); - cx2341x_log_status(&dev->mpeg_params, name); - printk(KERN_INFO - "%s/2: ============= END LOG STATUS =============\n", - dev->name); - return 0; -} - -static int vidioc_querymenu(struct file *file, void *priv, - struct v4l2_querymenu *a) -{ - struct cx23885_fh *fh = priv; - struct cx23885_dev *dev = fh->dev; - - return cx23885_querymenu(dev, a); -} - -static int vidioc_queryctrl(struct file *file, void *priv, - struct v4l2_queryctrl *c) -{ - struct cx23885_fh *fh = priv; - struct cx23885_dev *dev = fh->dev; - - return cx23885_queryctrl(dev, c); -} - -static int mpeg_open(struct file *file) -{ - struct cx23885_dev *dev = video_drvdata(file); - struct cx23885_fh *fh; - - dprintk(2, "%s()\n", __func__); - - /* allocate + initialize per filehandle data */ - fh = kzalloc(sizeof(*fh), GFP_KERNEL); - if (!fh) - return -ENOMEM; - - file->private_data = fh; - fh->dev = dev; - - videobuf_queue_sg_init(&fh->mpegq, &cx23885_qops, - &dev->pci->dev, &dev->ts1.slock, - V4L2_BUF_TYPE_VIDEO_CAPTURE, - V4L2_FIELD_INTERLACED, - sizeof(struct cx23885_buffer), - fh, NULL); - return 0; -} - -static int mpeg_release(struct file *file) -{ - struct cx23885_fh *fh = file->private_data; - struct cx23885_dev *dev = fh->dev; - - dprintk(2, "%s()\n", __func__); - - /* 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 */ - cx23885_api_cmd(fh->dev, CX2341X_ENC_STOP_CAPTURE, 3, 0, - CX23885_END_NOW, CX23885_MPEG_CAPTURE, - CX23885_RAW_BITS_NONE); - - msleep(500); - cx23885_417_check_encoder(dev); - - cx23885_cancel_buffers(&fh->dev->ts1); - } - } - - if (fh->mpegq.streaming) - videobuf_streamoff(&fh->mpegq); - if (fh->mpegq.reading) - videobuf_read_stop(&fh->mpegq); - - videobuf_mmap_free(&fh->mpegq); - file->private_data = NULL; - kfree(fh); - - return 0; -} - -static ssize_t mpeg_read(struct file *file, char __user *data, - size_t count, loff_t *ppos) -{ - struct cx23885_fh *fh = file->private_data; - struct cx23885_dev *dev = fh->dev; - - dprintk(2, "%s()\n", __func__); - - /* 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 (cx23885_initialize_codec(dev, 1) < 0) - return -EINVAL; - } - } - - return videobuf_read_stream(&fh->mpegq, data, count, ppos, 0, - file->f_flags & O_NONBLOCK); -} - -static unsigned int mpeg_poll(struct file *file, - struct poll_table_struct *wait) -{ - struct cx23885_fh *fh = file->private_data; - struct cx23885_dev *dev = fh->dev; - - dprintk(2, "%s\n", __func__); - - return videobuf_poll_stream(file, &fh->mpegq, wait); -} - -static int mpeg_mmap(struct file *file, struct vm_area_struct *vma) -{ - struct cx23885_fh *fh = file->private_data; - struct cx23885_dev *dev = fh->dev; - - dprintk(2, "%s()\n", __func__); - - return videobuf_mmap_mapper(&fh->mpegq, 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_querystd = vidioc_g_std, - .vidioc_g_std = vidioc_g_std, - .vidioc_s_std = vidioc_s_std, - .vidioc_enum_input = vidioc_enum_input, - .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_g_ctrl = vidioc_g_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 = cx23885_g_chip_ident, -#ifdef CONFIG_VIDEO_ADV_DEBUG - .vidioc_g_register = cx23885_g_register, - .vidioc_s_register = cx23885_s_register, -#endif -}; - -static struct video_device cx23885_mpeg_template = { - .name = "cx23885", - .fops = &mpeg_fops, - .ioctl_ops = &mpeg_ioctl_ops, - .tvnorms = CX23885_NORMS, - .current_norm = V4L2_STD_NTSC_M, -}; - -void cx23885_417_unregister(struct cx23885_dev *dev) -{ - dprintk(1, "%s()\n", __func__); - - if (dev->v4l_device) { - if (video_is_registered(dev->v4l_device)) - video_unregister_device(dev->v4l_device); - else - video_device_release(dev->v4l_device); - dev->v4l_device = NULL; - } -} - -static struct video_device *cx23885_video_dev_alloc( - struct cx23885_tsport *tsport, - struct pci_dev *pci, - struct video_device *template, - char *type) -{ - struct video_device *vfd; - struct cx23885_dev *dev = tsport->dev; - - dprintk(1, "%s()\n", __func__); - - vfd = video_device_alloc(); - if (NULL == vfd) - return NULL; - *vfd = *template; - snprintf(vfd->name, sizeof(vfd->name), "%s (%s)", - cx23885_boards[tsport->dev->board].name, type); - vfd->parent = &pci->dev; - vfd->release = video_device_release; - return vfd; -} - -int cx23885_417_register(struct cx23885_dev *dev) -{ - /* FIXME: Port1 hardcoded here */ - int err = -ENODEV; - struct cx23885_tsport *tsport = &dev->ts1; - - dprintk(1, "%s()\n", __func__); - - if (cx23885_boards[dev->board].portb != CX23885_MPEG_ENCODER) - return err; - - /* Set default TV standard */ - dev->encodernorm = cx23885_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->mpeg_params.port = CX2341X_PORT_SERIAL; - - /* Allocate and initialize V4L video device */ - dev->v4l_device = cx23885_video_dev_alloc(tsport, - dev->pci, &cx23885_mpeg_template, "mpeg"); - video_set_drvdata(dev->v4l_device, dev); - err = video_register_device(dev->v4l_device, - VFL_TYPE_GRABBER, -1); - if (err < 0) { - printk(KERN_INFO "%s: can't register mpeg device\n", dev->name); - return err; - } - - printk(KERN_INFO "%s: registered device %s [mpeg]\n", - dev->name, video_device_node_name(dev->v4l_device)); - - /* ST: Configure the encoder paramaters, but don't begin - * encoding, this resolves an issue where the first time the - * encoder is started video can be choppy. - */ - cx23885_initialize_codec(dev, 0); - - return 0; -} |
