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Diffstat (limited to 'drivers/media/video/saa7134/saa7134-video.c')
-rw-r--r--drivers/media/video/saa7134/saa7134-video.c2661
1 files changed, 0 insertions, 2661 deletions
diff --git a/drivers/media/video/saa7134/saa7134-video.c b/drivers/media/video/saa7134/saa7134-video.c
deleted file mode 100644
index 6de10b1e7251..000000000000
--- a/drivers/media/video/saa7134/saa7134-video.c
+++ /dev/null
@@ -1,2661 +0,0 @@
-/*
- *
- * device driver for philips saa7134 based TV cards
- * video4linux video interface
- *
- * (c) 2001-03 Gerd Knorr <kraxel@bytesex.org> [SuSE Labs]
- *
- * 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/init.h>
-#include <linux/list.h>
-#include <linux/module.h>
-#include <linux/kernel.h>
-#include <linux/slab.h>
-#include <linux/sort.h>
-
-#include "saa7134-reg.h"
-#include "saa7134.h"
-#include <media/v4l2-common.h>
-#include <media/saa6588.h>
-
-/* ------------------------------------------------------------------ */
-
-unsigned int video_debug;
-static unsigned int gbuffers = 8;
-static unsigned int noninterlaced; /* 0 */
-static unsigned int gbufsize = 720*576*4;
-static unsigned int gbufsize_max = 720*576*4;
-static char secam[] = "--";
-module_param(video_debug, int, 0644);
-MODULE_PARM_DESC(video_debug,"enable debug messages [video]");
-module_param(gbuffers, int, 0444);
-MODULE_PARM_DESC(gbuffers,"number of capture buffers, range 2-32");
-module_param(noninterlaced, int, 0644);
-MODULE_PARM_DESC(noninterlaced,"capture non interlaced video");
-module_param_string(secam, secam, sizeof(secam), 0644);
-MODULE_PARM_DESC(secam, "force SECAM variant, either DK,L or Lc");
-
-
-#define dprintk(fmt, arg...) if (video_debug&0x04) \
- printk(KERN_DEBUG "%s/video: " fmt, dev->name , ## arg)
-
-/* ------------------------------------------------------------------ */
-/* Defines for Video Output Port Register at address 0x191 */
-
-/* Bit 0: VIP code T bit polarity */
-
-#define VP_T_CODE_P_NON_INVERTED 0x00
-#define VP_T_CODE_P_INVERTED 0x01
-
-/* ------------------------------------------------------------------ */
-/* Defines for Video Output Port Register at address 0x195 */
-
-/* Bit 2: Video output clock delay control */
-
-#define VP_CLK_CTRL2_NOT_DELAYED 0x00
-#define VP_CLK_CTRL2_DELAYED 0x04
-
-/* Bit 1: Video output clock invert control */
-
-#define VP_CLK_CTRL1_NON_INVERTED 0x00
-#define VP_CLK_CTRL1_INVERTED 0x02
-
-/* ------------------------------------------------------------------ */
-/* Defines for Video Output Port Register at address 0x196 */
-
-/* Bits 2 to 0: VSYNC pin video vertical sync type */
-
-#define VP_VS_TYPE_MASK 0x07
-
-#define VP_VS_TYPE_OFF 0x00
-#define VP_VS_TYPE_V123 0x01
-#define VP_VS_TYPE_V_ITU 0x02
-#define VP_VS_TYPE_VGATE_L 0x03
-#define VP_VS_TYPE_RESERVED1 0x04
-#define VP_VS_TYPE_RESERVED2 0x05
-#define VP_VS_TYPE_F_ITU 0x06
-#define VP_VS_TYPE_SC_FID 0x07
-
-/* ------------------------------------------------------------------ */
-/* data structs for video */
-
-static int video_out[][9] = {
- [CCIR656] = { 0x00, 0xb1, 0x00, 0xa1, 0x00, 0x04, 0x06, 0x00, 0x00 },
-};
-
-static struct saa7134_format formats[] = {
- {
- .name = "8 bpp gray",
- .fourcc = V4L2_PIX_FMT_GREY,
- .depth = 8,
- .pm = 0x06,
- },{
- .name = "15 bpp RGB, le",
- .fourcc = V4L2_PIX_FMT_RGB555,
- .depth = 16,
- .pm = 0x13 | 0x80,
- },{
- .name = "15 bpp RGB, be",
- .fourcc = V4L2_PIX_FMT_RGB555X,
- .depth = 16,
- .pm = 0x13 | 0x80,
- .bswap = 1,
- },{
- .name = "16 bpp RGB, le",
- .fourcc = V4L2_PIX_FMT_RGB565,
- .depth = 16,
- .pm = 0x10 | 0x80,
- },{
- .name = "16 bpp RGB, be",
- .fourcc = V4L2_PIX_FMT_RGB565X,
- .depth = 16,
- .pm = 0x10 | 0x80,
- .bswap = 1,
- },{
- .name = "24 bpp RGB, le",
- .fourcc = V4L2_PIX_FMT_BGR24,
- .depth = 24,
- .pm = 0x11,
- },{
- .name = "24 bpp RGB, be",
- .fourcc = V4L2_PIX_FMT_RGB24,
- .depth = 24,
- .pm = 0x11,
- .bswap = 1,
- },{
- .name = "32 bpp RGB, le",
- .fourcc = V4L2_PIX_FMT_BGR32,
- .depth = 32,
- .pm = 0x12,
- },{
- .name = "32 bpp RGB, be",
- .fourcc = V4L2_PIX_FMT_RGB32,
- .depth = 32,
- .pm = 0x12,
- .bswap = 1,
- .wswap = 1,
- },{
- .name = "4:2:2 packed, YUYV",
- .fourcc = V4L2_PIX_FMT_YUYV,
- .depth = 16,
- .pm = 0x00,
- .bswap = 1,
- .yuv = 1,
- },{
- .name = "4:2:2 packed, UYVY",
- .fourcc = V4L2_PIX_FMT_UYVY,
- .depth = 16,
- .pm = 0x00,
- .yuv = 1,
- },{
- .name = "4:2:2 planar, Y-Cb-Cr",
- .fourcc = V4L2_PIX_FMT_YUV422P,
- .depth = 16,
- .pm = 0x09,
- .yuv = 1,
- .planar = 1,
- .hshift = 1,
- .vshift = 0,
- },{
- .name = "4:2:0 planar, Y-Cb-Cr",
- .fourcc = V4L2_PIX_FMT_YUV420,
- .depth = 12,
- .pm = 0x0a,
- .yuv = 1,
- .planar = 1,
- .hshift = 1,
- .vshift = 1,
- },{
- .name = "4:2:0 planar, Y-Cb-Cr",
- .fourcc = V4L2_PIX_FMT_YVU420,
- .depth = 12,
- .pm = 0x0a,
- .yuv = 1,
- .planar = 1,
- .uvswap = 1,
- .hshift = 1,
- .vshift = 1,
- }
-};
-#define FORMATS ARRAY_SIZE(formats)
-
-#define NORM_625_50 \
- .h_start = 0, \
- .h_stop = 719, \
- .video_v_start = 24, \
- .video_v_stop = 311, \
- .vbi_v_start_0 = 7, \
- .vbi_v_stop_0 = 22, \
- .vbi_v_start_1 = 319, \
- .src_timing = 4
-
-#define NORM_525_60 \
- .h_start = 0, \
- .h_stop = 719, \
- .video_v_start = 23, \
- .video_v_stop = 262, \
- .vbi_v_start_0 = 10, \
- .vbi_v_stop_0 = 21, \
- .vbi_v_start_1 = 273, \
- .src_timing = 7
-
-static struct saa7134_tvnorm tvnorms[] = {
- {
- .name = "PAL", /* autodetect */
- .id = V4L2_STD_PAL,
- NORM_625_50,
-
- .sync_control = 0x18,
- .luma_control = 0x40,
- .chroma_ctrl1 = 0x81,
- .chroma_gain = 0x2a,
- .chroma_ctrl2 = 0x06,
- .vgate_misc = 0x1c,
-
- },{
- .name = "PAL-BG",
- .id = V4L2_STD_PAL_BG,
- NORM_625_50,
-
- .sync_control = 0x18,
- .luma_control = 0x40,
- .chroma_ctrl1 = 0x81,
- .chroma_gain = 0x2a,
- .chroma_ctrl2 = 0x06,
- .vgate_misc = 0x1c,
-
- },{
- .name = "PAL-I",
- .id = V4L2_STD_PAL_I,
- NORM_625_50,
-
- .sync_control = 0x18,
- .luma_control = 0x40,
- .chroma_ctrl1 = 0x81,
- .chroma_gain = 0x2a,
- .chroma_ctrl2 = 0x06,
- .vgate_misc = 0x1c,
-
- },{
- .name = "PAL-DK",
- .id = V4L2_STD_PAL_DK,
- NORM_625_50,
-
- .sync_control = 0x18,
- .luma_control = 0x40,
- .chroma_ctrl1 = 0x81,
- .chroma_gain = 0x2a,
- .chroma_ctrl2 = 0x06,
- .vgate_misc = 0x1c,
-
- },{
- .name = "NTSC",
- .id = V4L2_STD_NTSC,
- NORM_525_60,
-
- .sync_control = 0x59,
- .luma_control = 0x40,
- .chroma_ctrl1 = 0x89,
- .chroma_gain = 0x2a,
- .chroma_ctrl2 = 0x0e,
- .vgate_misc = 0x18,
-
- },{
- .name = "SECAM",
- .id = V4L2_STD_SECAM,
- NORM_625_50,
-
- .sync_control = 0x18,
- .luma_control = 0x1b,
- .chroma_ctrl1 = 0xd1,
- .chroma_gain = 0x80,
- .chroma_ctrl2 = 0x00,
- .vgate_misc = 0x1c,
-
- },{
- .name = "SECAM-DK",
- .id = V4L2_STD_SECAM_DK,
- NORM_625_50,
-
- .sync_control = 0x18,
- .luma_control = 0x1b,
- .chroma_ctrl1 = 0xd1,
- .chroma_gain = 0x80,
- .chroma_ctrl2 = 0x00,
- .vgate_misc = 0x1c,
-
- },{
- .name = "SECAM-L",
- .id = V4L2_STD_SECAM_L,
- NORM_625_50,
-
- .sync_control = 0x18,
- .luma_control = 0x1b,
- .chroma_ctrl1 = 0xd1,
- .chroma_gain = 0x80,
- .chroma_ctrl2 = 0x00,
- .vgate_misc = 0x1c,
-
- },{
- .name = "SECAM-Lc",
- .id = V4L2_STD_SECAM_LC,
- NORM_625_50,
-
- .sync_control = 0x18,
- .luma_control = 0x1b,
- .chroma_ctrl1 = 0xd1,
- .chroma_gain = 0x80,
- .chroma_ctrl2 = 0x00,
- .vgate_misc = 0x1c,
-
- },{
- .name = "PAL-M",
- .id = V4L2_STD_PAL_M,
- NORM_525_60,
-
- .sync_control = 0x59,
- .luma_control = 0x40,
- .chroma_ctrl1 = 0xb9,
- .chroma_gain = 0x2a,
- .chroma_ctrl2 = 0x0e,
- .vgate_misc = 0x18,
-
- },{
- .name = "PAL-Nc",
- .id = V4L2_STD_PAL_Nc,
- NORM_625_50,
-
- .sync_control = 0x18,
- .luma_control = 0x40,
- .chroma_ctrl1 = 0xa1,
- .chroma_gain = 0x2a,
- .chroma_ctrl2 = 0x06,
- .vgate_misc = 0x1c,
-
- },{
- .name = "PAL-60",
- .id = V4L2_STD_PAL_60,
-
- .h_start = 0,
- .h_stop = 719,
- .video_v_start = 23,
- .video_v_stop = 262,
- .vbi_v_start_0 = 10,
- .vbi_v_stop_0 = 21,
- .vbi_v_start_1 = 273,
- .src_timing = 7,
-
- .sync_control = 0x18,
- .luma_control = 0x40,
- .chroma_ctrl1 = 0x81,
- .chroma_gain = 0x2a,
- .chroma_ctrl2 = 0x06,
- .vgate_misc = 0x1c,
- }
-};
-#define TVNORMS ARRAY_SIZE(tvnorms)
-
-#define V4L2_CID_PRIVATE_INVERT (V4L2_CID_PRIVATE_BASE + 0)
-#define V4L2_CID_PRIVATE_Y_ODD (V4L2_CID_PRIVATE_BASE + 1)
-#define V4L2_CID_PRIVATE_Y_EVEN (V4L2_CID_PRIVATE_BASE + 2)
-#define V4L2_CID_PRIVATE_AUTOMUTE (V4L2_CID_PRIVATE_BASE + 3)
-#define V4L2_CID_PRIVATE_LASTP1 (V4L2_CID_PRIVATE_BASE + 4)
-
-static const struct v4l2_queryctrl no_ctrl = {
- .name = "42",
- .flags = V4L2_CTRL_FLAG_DISABLED,
-};
-static const struct v4l2_queryctrl video_ctrls[] = {
- /* --- video --- */
- {
- .id = V4L2_CID_BRIGHTNESS,
- .name = "Brightness",
- .minimum = 0,
- .maximum = 255,
- .step = 1,
- .default_value = 128,
- .type = V4L2_CTRL_TYPE_INTEGER,
- },{
- .id = V4L2_CID_CONTRAST,
- .name = "Contrast",
- .minimum = 0,
- .maximum = 127,
- .step = 1,
- .default_value = 68,
- .type = V4L2_CTRL_TYPE_INTEGER,
- },{
- .id = V4L2_CID_SATURATION,
- .name = "Saturation",
- .minimum = 0,
- .maximum = 127,
- .step = 1,
- .default_value = 64,
- .type = V4L2_CTRL_TYPE_INTEGER,
- },{
- .id = V4L2_CID_HUE,
- .name = "Hue",
- .minimum = -128,
- .maximum = 127,
- .step = 1,
- .default_value = 0,
- .type = V4L2_CTRL_TYPE_INTEGER,
- },{
- .id = V4L2_CID_HFLIP,
- .name = "Mirror",
- .minimum = 0,
- .maximum = 1,
- .type = V4L2_CTRL_TYPE_BOOLEAN,
- },
- /* --- audio --- */
- {
- .id = V4L2_CID_AUDIO_MUTE,
- .name = "Mute",
- .minimum = 0,
- .maximum = 1,
- .type = V4L2_CTRL_TYPE_BOOLEAN,
- },{
- .id = V4L2_CID_AUDIO_VOLUME,
- .name = "Volume",
- .minimum = -15,
- .maximum = 15,
- .step = 1,
- .default_value = 0,
- .type = V4L2_CTRL_TYPE_INTEGER,
- },
- /* --- private --- */
- {
- .id = V4L2_CID_PRIVATE_INVERT,
- .name = "Invert",
- .minimum = 0,
- .maximum = 1,
- .type = V4L2_CTRL_TYPE_BOOLEAN,
- },{
- .id = V4L2_CID_PRIVATE_Y_ODD,
- .name = "y offset odd field",
- .minimum = 0,
- .maximum = 128,
- .step = 1,
- .default_value = 0,
- .type = V4L2_CTRL_TYPE_INTEGER,
- },{
- .id = V4L2_CID_PRIVATE_Y_EVEN,
- .name = "y offset even field",
- .minimum = 0,
- .maximum = 128,
- .step = 1,
- .default_value = 0,
- .type = V4L2_CTRL_TYPE_INTEGER,
- },{
- .id = V4L2_CID_PRIVATE_AUTOMUTE,
- .name = "automute",
- .minimum = 0,
- .maximum = 1,
- .default_value = 1,
- .type = V4L2_CTRL_TYPE_BOOLEAN,
- }
-};
-static const unsigned int CTRLS = ARRAY_SIZE(video_ctrls);
-
-static const struct v4l2_queryctrl* ctrl_by_id(unsigned int id)
-{
- unsigned int i;
-
- for (i = 0; i < CTRLS; i++)
- if (video_ctrls[i].id == id)
- return video_ctrls+i;
- return NULL;
-}
-
-static struct saa7134_format* format_by_fourcc(unsigned int fourcc)
-{
- unsigned int i;
-
- for (i = 0; i < FORMATS; i++)
- if (formats[i].fourcc == fourcc)
- return formats+i;
- return NULL;
-}
-
-/* ----------------------------------------------------------------------- */
-/* resource management */
-
-static int res_get(struct saa7134_dev *dev, struct saa7134_fh *fh, unsigned int bit)
-{
- if (fh->resources & bit)
- /* have it already allocated */
- return 1;
-
- /* is it free? */
- mutex_lock(&dev->lock);
- if (dev->resources & bit) {
- /* no, someone else uses it */
- mutex_unlock(&dev->lock);
- return 0;
- }
- /* it's free, grab it */
- fh->resources |= bit;
- dev->resources |= bit;
- dprintk("res: get %d\n",bit);
- mutex_unlock(&dev->lock);
- return 1;
-}
-
-static int res_check(struct saa7134_fh *fh, unsigned int bit)
-{
- return (fh->resources & bit);
-}
-
-static int res_locked(struct saa7134_dev *dev, unsigned int bit)
-{
- return (dev->resources & bit);
-}
-
-static
-void res_free(struct saa7134_dev *dev, struct saa7134_fh *fh, unsigned int bits)
-{
- BUG_ON((fh->resources & bits) != bits);
-
- mutex_lock(&dev->lock);
- fh->resources &= ~bits;
- dev->resources &= ~bits;
- dprintk("res: put %d\n",bits);
- mutex_unlock(&dev->lock);
-}
-
-/* ------------------------------------------------------------------ */
-
-static void set_tvnorm(struct saa7134_dev *dev, struct saa7134_tvnorm *norm)
-{
- dprintk("set tv norm = %s\n",norm->name);
- dev->tvnorm = norm;
-
- /* setup cropping */
- dev->crop_bounds.left = norm->h_start;
- dev->crop_defrect.left = norm->h_start;
- dev->crop_bounds.width = norm->h_stop - norm->h_start +1;
- dev->crop_defrect.width = norm->h_stop - norm->h_start +1;
-
- dev->crop_bounds.top = (norm->vbi_v_stop_0+1)*2;
- dev->crop_defrect.top = norm->video_v_start*2;
- dev->crop_bounds.height = ((norm->id & V4L2_STD_525_60) ? 524 : 624)
- - dev->crop_bounds.top;
- dev->crop_defrect.height = (norm->video_v_stop - norm->video_v_start +1)*2;
-
- dev->crop_current = dev->crop_defrect;
-
- saa7134_set_tvnorm_hw(dev);
-}
-
-static void video_mux(struct saa7134_dev *dev, int input)
-{
- dprintk("video input = %d [%s]\n", input, card_in(dev, input).name);
- dev->ctl_input = input;
- set_tvnorm(dev, dev->tvnorm);
- saa7134_tvaudio_setinput(dev, &card_in(dev, input));
-}
-
-
-static void saa7134_set_decoder(struct saa7134_dev *dev)
-{
- int luma_control, sync_control, mux;
-
- struct saa7134_tvnorm *norm = dev->tvnorm;
- mux = card_in(dev, dev->ctl_input).vmux;
-
- luma_control = norm->luma_control;
- sync_control = norm->sync_control;
-
- if (mux > 5)
- luma_control |= 0x80; /* svideo */
- if (noninterlaced || dev->nosignal)
- sync_control |= 0x20;
-
- /* setup video decoder */
- saa_writeb(SAA7134_INCR_DELAY, 0x08);
- saa_writeb(SAA7134_ANALOG_IN_CTRL1, 0xc0 | mux);
- saa_writeb(SAA7134_ANALOG_IN_CTRL2, 0x00);
-
- saa_writeb(SAA7134_ANALOG_IN_CTRL3, 0x90);
- saa_writeb(SAA7134_ANALOG_IN_CTRL4, 0x90);
- saa_writeb(SAA7134_HSYNC_START, 0xeb);
- saa_writeb(SAA7134_HSYNC_STOP, 0xe0);
- saa_writeb(SAA7134_SOURCE_TIMING1, norm->src_timing);
-
- saa_writeb(SAA7134_SYNC_CTRL, sync_control);
- saa_writeb(SAA7134_LUMA_CTRL, luma_control);
- saa_writeb(SAA7134_DEC_LUMA_BRIGHT, dev->ctl_bright);
-
- saa_writeb(SAA7134_DEC_LUMA_CONTRAST,
- dev->ctl_invert ? -dev->ctl_contrast : dev->ctl_contrast);
-
- saa_writeb(SAA7134_DEC_CHROMA_SATURATION,
- dev->ctl_invert ? -dev->ctl_saturation : dev->ctl_saturation);
-
- saa_writeb(SAA7134_DEC_CHROMA_HUE, dev->ctl_hue);
- saa_writeb(SAA7134_CHROMA_CTRL1, norm->chroma_ctrl1);
- saa_writeb(SAA7134_CHROMA_GAIN, norm->chroma_gain);
-
- saa_writeb(SAA7134_CHROMA_CTRL2, norm->chroma_ctrl2);
- saa_writeb(SAA7134_MODE_DELAY_CTRL, 0x00);
-
- saa_writeb(SAA7134_ANALOG_ADC, 0x01);
- saa_writeb(SAA7134_VGATE_START, 0x11);
- saa_writeb(SAA7134_VGATE_STOP, 0xfe);
- saa_writeb(SAA7134_MISC_VGATE_MSB, norm->vgate_misc);
- saa_writeb(SAA7134_RAW_DATA_GAIN, 0x40);
- saa_writeb(SAA7134_RAW_DATA_OFFSET, 0x80);
-}
-
-void saa7134_set_tvnorm_hw(struct saa7134_dev *dev)
-{
- saa7134_set_decoder(dev);
-
- if (card_in(dev, dev->ctl_input).tv)
- saa_call_all(dev, core, s_std, dev->tvnorm->id);
- /* Set the correct norm for the saa6752hs. This function
- does nothing if there is no saa6752hs. */
- saa_call_empress(dev, core, s_std, dev->tvnorm->id);
-}
-
-static void set_h_prescale(struct saa7134_dev *dev, int task, int prescale)
-{
- static const struct {
- int xpsc;
- int xacl;
- int xc2_1;
- int xdcg;
- int vpfy;
- } vals[] = {
- /* XPSC XACL XC2_1 XDCG VPFY */
- { 1, 0, 0, 0, 0 },
- { 2, 2, 1, 2, 2 },
- { 3, 4, 1, 3, 2 },
- { 4, 8, 1, 4, 2 },
- { 5, 8, 1, 4, 2 },
- { 6, 8, 1, 4, 3 },
- { 7, 8, 1, 4, 3 },
- { 8, 15, 0, 4, 3 },
- { 9, 15, 0, 4, 3 },
- { 10, 16, 1, 5, 3 },
- };
- static const int count = ARRAY_SIZE(vals);
- int i;
-
- for (i = 0; i < count; i++)
- if (vals[i].xpsc == prescale)
- break;
- if (i == count)
- return;
-
- saa_writeb(SAA7134_H_PRESCALE(task), vals[i].xpsc);
- saa_writeb(SAA7134_ACC_LENGTH(task), vals[i].xacl);
- saa_writeb(SAA7134_LEVEL_CTRL(task),
- (vals[i].xc2_1 << 3) | (vals[i].xdcg));
- saa_andorb(SAA7134_FIR_PREFILTER_CTRL(task), 0x0f,
- (vals[i].vpfy << 2) | vals[i].vpfy);
-}
-
-static void set_v_scale(struct saa7134_dev *dev, int task, int yscale)
-{
- int val,mirror;
-
- saa_writeb(SAA7134_V_SCALE_RATIO1(task), yscale & 0xff);
- saa_writeb(SAA7134_V_SCALE_RATIO2(task), yscale >> 8);
-
- mirror = (dev->ctl_mirror) ? 0x02 : 0x00;
- if (yscale < 2048) {
- /* LPI */
- dprintk("yscale LPI yscale=%d\n",yscale);
- saa_writeb(SAA7134_V_FILTER(task), 0x00 | mirror);
- saa_writeb(SAA7134_LUMA_CONTRAST(task), 0x40);
- saa_writeb(SAA7134_CHROMA_SATURATION(task), 0x40);
- } else {
- /* ACM */
- val = 0x40 * 1024 / yscale;
- dprintk("yscale ACM yscale=%d val=0x%x\n",yscale,val);
- saa_writeb(SAA7134_V_FILTER(task), 0x01 | mirror);
- saa_writeb(SAA7134_LUMA_CONTRAST(task), val);
- saa_writeb(SAA7134_CHROMA_SATURATION(task), val);
- }
- saa_writeb(SAA7134_LUMA_BRIGHT(task), 0x80);
-}
-
-static void set_size(struct saa7134_dev *dev, int task,
- int width, int height, int interlace)
-{
- int prescale,xscale,yscale,y_even,y_odd;
- int h_start, h_stop, v_start, v_stop;
- int div = interlace ? 2 : 1;
-
- /* setup video scaler */
- h_start = dev->crop_current.left;
- v_start = dev->crop_current.top/2;
- h_stop = (dev->crop_current.left + dev->crop_current.width -1);
- v_stop = (dev->crop_current.top + dev->crop_current.height -1)/2;
-
- saa_writeb(SAA7134_VIDEO_H_START1(task), h_start & 0xff);
- saa_writeb(SAA7134_VIDEO_H_START2(task), h_start >> 8);
- saa_writeb(SAA7134_VIDEO_H_STOP1(task), h_stop & 0xff);
- saa_writeb(SAA7134_VIDEO_H_STOP2(task), h_stop >> 8);
- saa_writeb(SAA7134_VIDEO_V_START1(task), v_start & 0xff);
- saa_writeb(SAA7134_VIDEO_V_START2(task), v_start >> 8);
- saa_writeb(SAA7134_VIDEO_V_STOP1(task), v_stop & 0xff);
- saa_writeb(SAA7134_VIDEO_V_STOP2(task), v_stop >> 8);
-
- prescale = dev->crop_current.width / width;
- if (0 == prescale)
- prescale = 1;
- xscale = 1024 * dev->crop_current.width / prescale / width;
- yscale = 512 * div * dev->crop_current.height / height;
- dprintk("prescale=%d xscale=%d yscale=%d\n",prescale,xscale,yscale);
- set_h_prescale(dev,task,prescale);
- saa_writeb(SAA7134_H_SCALE_INC1(task), xscale & 0xff);
- saa_writeb(SAA7134_H_SCALE_INC2(task), xscale >> 8);
- set_v_scale(dev,task,yscale);
-
- saa_writeb(SAA7134_VIDEO_PIXELS1(task), width & 0xff);
- saa_writeb(SAA7134_VIDEO_PIXELS2(task), width >> 8);
- saa_writeb(SAA7134_VIDEO_LINES1(task), height/div & 0xff);
- saa_writeb(SAA7134_VIDEO_LINES2(task), height/div >> 8);
-
- /* deinterlace y offsets */
- y_odd = dev->ctl_y_odd;
- y_even = dev->ctl_y_even;
- saa_writeb(SAA7134_V_PHASE_OFFSET0(task), y_odd);
- saa_writeb(SAA7134_V_PHASE_OFFSET1(task), y_even);
- saa_writeb(SAA7134_V_PHASE_OFFSET2(task), y_odd);
- saa_writeb(SAA7134_V_PHASE_OFFSET3(task), y_even);
-}
-
-/* ------------------------------------------------------------------ */
-
-struct cliplist {
- __u16 position;
- __u8 enable;
- __u8 disable;
-};
-
-static void set_cliplist(struct saa7134_dev *dev, int reg,
- struct cliplist *cl, int entries, char *name)
-{
- __u8 winbits = 0;
- int i;
-
- for (i = 0; i < entries; i++) {
- winbits |= cl[i].enable;
- winbits &= ~cl[i].disable;
- if (i < 15 && cl[i].position == cl[i+1].position)
- continue;
- saa_writeb(reg + 0, winbits);
- saa_writeb(reg + 2, cl[i].position & 0xff);
- saa_writeb(reg + 3, cl[i].position >> 8);
- dprintk("clip: %s winbits=%02x pos=%d\n",
- name,winbits,cl[i].position);
- reg += 8;
- }
- for (; reg < 0x400; reg += 8) {
- saa_writeb(reg+ 0, 0);
- saa_writeb(reg + 1, 0);
- saa_writeb(reg + 2, 0);
- saa_writeb(reg + 3, 0);
- }
-}
-
-static int clip_range(int val)
-{
- if (val < 0)
- val = 0;
- return val;
-}
-
-/* Sort into smallest position first order */
-static int cliplist_cmp(const void *a, const void *b)
-{
- const struct cliplist *cla = a;
- const struct cliplist *clb = b;
- if (cla->position < clb->position)
- return -1;
- if (cla->position > clb->position)
- return 1;
- return 0;
-}
-
-static int setup_clipping(struct saa7134_dev *dev, struct v4l2_clip *clips,
- int nclips, int interlace)
-{
- struct cliplist col[16], row[16];
- int cols = 0, rows = 0, i;
- int div = interlace ? 2 : 1;
-
- memset(col, 0, sizeof(col));
- memset(row, 0, sizeof(row));
- for (i = 0; i < nclips && i < 8; i++) {
- col[cols].position = clip_range(clips[i].c.left);
- col[cols].enable = (1 << i);
- cols++;
- col[cols].position = clip_range(clips[i].c.left+clips[i].c.width);
- col[cols].disable = (1 << i);
- cols++;
- row[rows].position = clip_range(clips[i].c.top / div);
- row[rows].enable = (1 << i);
- rows++;
- row[rows].position = clip_range((clips[i].c.top + clips[i].c.height)
- / div);
- row[rows].disable = (1 << i);
- rows++;
- }
- sort(col, cols, sizeof col[0], cliplist_cmp, NULL);
- sort(row, rows, sizeof row[0], cliplist_cmp, NULL);
- set_cliplist(dev,0x380,col,cols,"cols");
- set_cliplist(dev,0x384,row,rows,"rows");
- return 0;
-}
-
-static int verify_preview(struct saa7134_dev *dev, struct v4l2_window *win)
-{
- enum v4l2_field field;
- int maxw, maxh;
-
- if (NULL == dev->ovbuf.base)
- return -EINVAL;
- if (NULL == dev->ovfmt)
- return -EINVAL;
- if (win->w.width < 48 || win->w.height < 32)
- return -EINVAL;
- if (win->clipcount > 2048)
- return -EINVAL;
-
- field = win->field;
- maxw = dev->crop_current.width;
- maxh = dev->crop_current.height;
-
- if (V4L2_FIELD_ANY == field) {
- field = (win->w.height > maxh/2)
- ? V4L2_FIELD_INTERLACED
- : V4L2_FIELD_TOP;
- }
- switch (field) {
- case V4L2_FIELD_TOP:
- case V4L2_FIELD_BOTTOM:
- maxh = maxh / 2;
- break;
- case V4L2_FIELD_INTERLACED:
- break;
- default:
- return -EINVAL;
- }
-
- win->field = field;
- if (win->w.width > maxw)
- win->w.width = maxw;
- if (win->w.height > maxh)
- win->w.height = maxh;
- return 0;
-}
-
-static int start_preview(struct saa7134_dev *dev, struct saa7134_fh *fh)
-{
- unsigned long base,control,bpl;
- int err;
-
- err = verify_preview(dev,&fh->win);
- if (0 != err)
- return err;
-
- dev->ovfield = fh->win.field;
- dprintk("start_preview %dx%d+%d+%d %s field=%s\n",
- fh->win.w.width,fh->win.w.height,
- fh->win.w.left,fh->win.w.top,
- dev->ovfmt->name,v4l2_field_names[dev->ovfield]);
-
- /* setup window + clipping */
- set_size(dev,TASK_B,fh->win.w.width,fh->win.w.height,
- V4L2_FIELD_HAS_BOTH(dev->ovfield));
- setup_clipping(dev,fh->clips,fh->nclips,
- V4L2_FIELD_HAS_BOTH(dev->ovfield));
- if (dev->ovfmt->yuv)
- saa_andorb(SAA7134_DATA_PATH(TASK_B), 0x3f, 0x03);
- else
- saa_andorb(SAA7134_DATA_PATH(TASK_B), 0x3f, 0x01);
- saa_writeb(SAA7134_OFMT_VIDEO_B, dev->ovfmt->pm | 0x20);
-
- /* dma: setup channel 1 (= Video Task B) */
- base = (unsigned long)dev->ovbuf.base;
- base += dev->ovbuf.fmt.bytesperline * fh->win.w.top;
- base += dev->ovfmt->depth/8 * fh->win.w.left;
- bpl = dev->ovbuf.fmt.bytesperline;
- control = SAA7134_RS_CONTROL_BURST_16;
- if (dev->ovfmt->bswap)
- control |= SAA7134_RS_CONTROL_BSWAP;
- if (dev->ovfmt->wswap)
- control |= SAA7134_RS_CONTROL_WSWAP;
- if (V4L2_FIELD_HAS_BOTH(dev->ovfield)) {
- saa_writel(SAA7134_RS_BA1(1),base);
- saa_writel(SAA7134_RS_BA2(1),base+bpl);
- saa_writel(SAA7134_RS_PITCH(1),bpl*2);
- saa_writel(SAA7134_RS_CONTROL(1),control);
- } else {
- saa_writel(SAA7134_RS_BA1(1),base);
- saa_writel(SAA7134_RS_BA2(1),base);
- saa_writel(SAA7134_RS_PITCH(1),bpl);
- saa_writel(SAA7134_RS_CONTROL(1),control);
- }
-
- /* start dma */
- dev->ovenable = 1;
- saa7134_set_dmabits(dev);
-
- return 0;
-}
-
-static int stop_preview(struct saa7134_dev *dev, struct saa7134_fh *fh)
-{
- dev->ovenable = 0;
- saa7134_set_dmabits(dev);
- return 0;
-}
-
-/* ------------------------------------------------------------------ */
-
-static int buffer_activate(struct saa7134_dev *dev,
- struct saa7134_buf *buf,
- struct saa7134_buf *next)
-{
- unsigned long base,control,bpl;
- unsigned long bpl_uv,lines_uv,base2,base3,tmp; /* planar */
-
- dprintk("buffer_activate buf=%p\n",buf);
- buf->vb.state = VIDEOBUF_ACTIVE;
- buf->top_seen = 0;
-
- set_size(dev,TASK_A,buf->vb.width,buf->vb.height,
- V4L2_FIELD_HAS_BOTH(buf->vb.field));
- if (buf->fmt->yuv)
- saa_andorb(SAA7134_DATA_PATH(TASK_A), 0x3f, 0x03);
- else
- saa_andorb(SAA7134_DATA_PATH(TASK_A), 0x3f, 0x01);
- saa_writeb(SAA7134_OFMT_VIDEO_A, buf->fmt->pm);
-
- /* DMA: setup channel 0 (= Video Task A0) */
- base = saa7134_buffer_base(buf);
- if (buf->fmt->planar)
- bpl = buf->vb.width;
- else
- bpl = (buf->vb.width * buf->fmt->depth) / 8;
- control = SAA7134_RS_CONTROL_BURST_16 |
- SAA7134_RS_CONTROL_ME |
- (buf->pt->dma >> 12);
- if (buf->fmt->bswap)
- control |= SAA7134_RS_CONTROL_BSWAP;
- if (buf->fmt->wswap)
- control |= SAA7134_RS_CONTROL_WSWAP;
- if (V4L2_FIELD_HAS_BOTH(buf->vb.field)) {
- /* interlaced */
- saa_writel(SAA7134_RS_BA1(0),base);
- saa_writel(SAA7134_RS_BA2(0),base+bpl);
- saa_writel(SAA7134_RS_PITCH(0),bpl*2);
- } else {
- /* non-interlaced */
- saa_writel(SAA7134_RS_BA1(0),base);
- saa_writel(SAA7134_RS_BA2(0),base);
- saa_writel(SAA7134_RS_PITCH(0),bpl);
- }
- saa_writel(SAA7134_RS_CONTROL(0),control);
-
- if (buf->fmt->planar) {
- /* DMA: setup channel 4+5 (= planar task A) */
- bpl_uv = bpl >> buf->fmt->hshift;
- lines_uv = buf->vb.height >> buf->fmt->vshift;
- base2 = base + bpl * buf->vb.height;
- base3 = base2 + bpl_uv * lines_uv;
- if (buf->fmt->uvswap)
- tmp = base2, base2 = base3, base3 = tmp;
- dprintk("uv: bpl=%ld lines=%ld base2/3=%ld/%ld\n",
- bpl_uv,lines_uv,base2,base3);
- if (V4L2_FIELD_HAS_BOTH(buf->vb.field)) {
- /* interlaced */
- saa_writel(SAA7134_RS_BA1(4),base2);
- saa_writel(SAA7134_RS_BA2(4),base2+bpl_uv);
- saa_writel(SAA7134_RS_PITCH(4),bpl_uv*2);
- saa_writel(SAA7134_RS_BA1(5),base3);
- saa_writel(SAA7134_RS_BA2(5),base3+bpl_uv);
- saa_writel(SAA7134_RS_PITCH(5),bpl_uv*2);
- } else {
- /* non-interlaced */
- saa_writel(SAA7134_RS_BA1(4),base2);
- saa_writel(SAA7134_RS_BA2(4),base2);
- saa_writel(SAA7134_RS_PITCH(4),bpl_uv);
- saa_writel(SAA7134_RS_BA1(5),base3);
- saa_writel(SAA7134_RS_BA2(5),base3);
- saa_writel(SAA7134_RS_PITCH(5),bpl_uv);
- }
- saa_writel(SAA7134_RS_CONTROL(4),control);
- saa_writel(SAA7134_RS_CONTROL(5),control);
- }
-
- /* start DMA */
- saa7134_set_dmabits(dev);
- mod_timer(&dev->video_q.timeout, jiffies+BUFFER_TIMEOUT);
- return 0;
-}
-
-static int buffer_prepare(struct videobuf_queue *q,
- struct videobuf_buffer *vb,
- enum v4l2_field field)
-{
- struct saa7134_fh *fh = q->priv_data;
- struct saa7134_dev *dev = fh->dev;
- struct saa7134_buf *buf = container_of(vb,struct saa7134_buf,vb);
- unsigned int size;
- int err;
-
- /* sanity checks */
- if (NULL == fh->fmt)
- return -EINVAL;
- if (fh->width < 48 ||
- fh->height < 32 ||
- fh->width/4 > dev->crop_current.width ||
- fh->height/4 > dev->crop_current.height ||
- fh->width > dev->crop_bounds.width ||
- fh->height > dev->crop_bounds.height)
- return -EINVAL;
- size = (fh->width * fh->height * fh->fmt->depth) >> 3;
- if (0 != buf->vb.baddr && buf->vb.bsize < size)
- return -EINVAL;
-
- dprintk("buffer_prepare [%d,size=%dx%d,bytes=%d,fields=%s,%s]\n",
- vb->i,fh->width,fh->height,size,v4l2_field_names[field],
- fh->fmt->name);
- if (buf->vb.width != fh->width ||
- buf->vb.height != fh->height ||
- buf->vb.size != size ||
- buf->vb.field != field ||
- buf->fmt != fh->fmt) {
- saa7134_dma_free(q,buf);
- }
-
- if (VIDEOBUF_NEEDS_INIT == buf->vb.state) {
- struct videobuf_dmabuf *dma=videobuf_to_dma(&buf->vb);
-
- buf->vb.width = fh->width;
- buf->vb.height = fh->height;
- buf->vb.size = size;
- buf->vb.field = field;
- buf->fmt = fh->fmt;
- buf->pt = &fh->pt_cap;
- dev->video_q.curr = NULL;
-
- err = videobuf_iolock(q,&buf->vb,&dev->ovbuf);
- if (err)
- goto oops;
- err = saa7134_pgtable_build(dev->pci,buf->pt,
- dma->sglist,
- dma->sglen,
- saa7134_buffer_startpage(buf));
- if (err)
- goto oops;
- }
- buf->vb.state = VIDEOBUF_PREPARED;
- buf->activate = buffer_activate;
- return 0;
-
- oops:
- saa7134_dma_free(q,buf);
- return err;
-}
-
-static int
-buffer_setup(struct videobuf_queue *q, unsigned int *count, unsigned int *size)
-{
- struct saa7134_fh *fh = q->priv_data;
-
- *size = fh->fmt->depth * fh->width * fh->height >> 3;
- if (0 == *count)
- *count = gbuffers;
- *count = saa7134_buffer_count(*size,*count);
- return 0;
-}
-
-static void buffer_queue(struct videobuf_queue *q, struct videobuf_buffer *vb)
-{
- struct saa7134_fh *fh = q->priv_data;
- struct saa7134_buf *buf = container_of(vb,struct saa7134_buf,vb);
-
- saa7134_buffer_queue(fh->dev,&fh->dev->video_q,buf);
-}
-
-static void buffer_release(struct videobuf_queue *q, struct videobuf_buffer *vb)
-{
- struct saa7134_buf *buf = container_of(vb,struct saa7134_buf,vb);
-
- saa7134_dma_free(q,buf);
-}
-
-static struct videobuf_queue_ops video_qops = {
- .buf_setup = buffer_setup,
- .buf_prepare = buffer_prepare,
- .buf_queue = buffer_queue,
- .buf_release = buffer_release,
-};
-
-/* ------------------------------------------------------------------ */
-
-int saa7134_g_ctrl_internal(struct saa7134_dev *dev, struct saa7134_fh *fh, struct v4l2_control *c)
-{
- const struct v4l2_queryctrl* ctrl;
-
- ctrl = ctrl_by_id(c->id);
- if (NULL == ctrl)
- return -EINVAL;
- switch (c->id) {
- case V4L2_CID_BRIGHTNESS:
- c->value = dev->ctl_bright;
- break;
- case V4L2_CID_HUE:
- c->value = dev->ctl_hue;
- break;
- case V4L2_CID_CONTRAST:
- c->value = dev->ctl_contrast;
- break;
- case V4L2_CID_SATURATION:
- c->value = dev->ctl_saturation;
- break;
- case V4L2_CID_AUDIO_MUTE:
- c->value = dev->ctl_mute;
- break;
- case V4L2_CID_AUDIO_VOLUME:
- c->value = dev->ctl_volume;
- break;
- case V4L2_CID_PRIVATE_INVERT:
- c->value = dev->ctl_invert;
- break;
- case V4L2_CID_HFLIP:
- c->value = dev->ctl_mirror;
- break;
- case V4L2_CID_PRIVATE_Y_EVEN:
- c->value = dev->ctl_y_even;
- break;
- case V4L2_CID_PRIVATE_Y_ODD:
- c->value = dev->ctl_y_odd;
- break;
- case V4L2_CID_PRIVATE_AUTOMUTE:
- c->value = dev->ctl_automute;
- break;
- default:
- return -EINVAL;
- }
- return 0;
-}
-EXPORT_SYMBOL_GPL(saa7134_g_ctrl_internal);
-
-static int saa7134_g_ctrl(struct file *file, void *priv, struct v4l2_control *c)
-{
- struct saa7134_fh *fh = priv;
-
- return saa7134_g_ctrl_internal(fh->dev, fh, c);
-}
-
-int saa7134_s_ctrl_internal(struct saa7134_dev *dev, struct saa7134_fh *fh, struct v4l2_control *c)
-{
- const struct v4l2_queryctrl* ctrl;
- unsigned long flags;
- int restart_overlay = 0;
- int err;
-
- /* When called from the empress code fh == NULL.
- That needs to be fixed somehow, but for now this is
- good enough. */
- if (fh) {
- err = v4l2_prio_check(&dev->prio, fh->prio);
- if (0 != err)
- return err;
- }
- err = -EINVAL;
-
- mutex_lock(&dev->lock);
-
- ctrl = ctrl_by_id(c->id);
- if (NULL == ctrl)
- goto error;
-
- dprintk("set_control name=%s val=%d\n",ctrl->name,c->value);
- switch (ctrl->type) {
- case V4L2_CTRL_TYPE_BOOLEAN:
- case V4L2_CTRL_TYPE_MENU:
- case V4L2_CTRL_TYPE_INTEGER:
- if (c->value < ctrl->minimum)
- c->value = ctrl->minimum;
- if (c->value > ctrl->maximum)
- c->value = ctrl->maximum;
- break;
- default:
- /* nothing */;
- };
- switch (c->id) {
- case V4L2_CID_BRIGHTNESS:
- dev->ctl_bright = c->value;
- saa_writeb(SAA7134_DEC_LUMA_BRIGHT, dev->ctl_bright);
- break;
- case V4L2_CID_HUE:
- dev->ctl_hue = c->value;
- saa_writeb(SAA7134_DEC_CHROMA_HUE, dev->ctl_hue);
- break;
- case V4L2_CID_CONTRAST:
- dev->ctl_contrast = c->value;
- saa_writeb(SAA7134_DEC_LUMA_CONTRAST,
- dev->ctl_invert ? -dev->ctl_contrast : dev->ctl_contrast);
- break;
- case V4L2_CID_SATURATION:
- dev->ctl_saturation = c->value;
- saa_writeb(SAA7134_DEC_CHROMA_SATURATION,
- dev->ctl_invert ? -dev->ctl_saturation : dev->ctl_saturation);
- break;
- case V4L2_CID_AUDIO_MUTE:
- dev->ctl_mute = c->value;
- saa7134_tvaudio_setmute(dev);
- break;
- case V4L2_CID_AUDIO_VOLUME:
- dev->ctl_volume = c->value;
- saa7134_tvaudio_setvolume(dev,dev->ctl_volume);
- break;
- case V4L2_CID_PRIVATE_INVERT:
- dev->ctl_invert = c->value;
- saa_writeb(SAA7134_DEC_LUMA_CONTRAST,
- dev->ctl_invert ? -dev->ctl_contrast : dev->ctl_contrast);
- saa_writeb(SAA7134_DEC_CHROMA_SATURATION,
- dev->ctl_invert ? -dev->ctl_saturation : dev->ctl_saturation);
- break;
- case V4L2_CID_HFLIP:
- dev->ctl_mirror = c->value;
- restart_overlay = 1;
- break;
- case V4L2_CID_PRIVATE_Y_EVEN:
- dev->ctl_y_even = c->value;
- restart_overlay = 1;
- break;
- case V4L2_CID_PRIVATE_Y_ODD:
- dev->ctl_y_odd = c->value;
- restart_overlay = 1;
- break;
- case V4L2_CID_PRIVATE_AUTOMUTE:
- {
- struct v4l2_priv_tun_config tda9887_cfg;
-
- tda9887_cfg.tuner = TUNER_TDA9887;
- tda9887_cfg.priv = &dev->tda9887_conf;
-
- dev->ctl_automute = c->value;
- if (dev->tda9887_conf) {
- if (dev->ctl_automute)
- dev->tda9887_conf |= TDA9887_AUTOMUTE;
- else
- dev->tda9887_conf &= ~TDA9887_AUTOMUTE;
-
- saa_call_all(dev, tuner, s_config, &tda9887_cfg);
- }
- break;
- }
- default:
- goto error;
- }
- if (restart_overlay && fh && res_check(fh, RESOURCE_OVERLAY)) {
- spin_lock_irqsave(&dev->slock,flags);
- stop_preview(dev,fh);
- start_preview(dev,fh);
- spin_unlock_irqrestore(&dev->slock,flags);
- }
- err = 0;
-
-error:
- mutex_unlock(&dev->lock);
- return err;
-}
-EXPORT_SYMBOL_GPL(saa7134_s_ctrl_internal);
-
-static int saa7134_s_ctrl(struct file *file, void *f, struct v4l2_control *c)
-{
- struct saa7134_fh *fh = f;
-
- return saa7134_s_ctrl_internal(fh->dev, fh, c);
-}
-
-/* ------------------------------------------------------------------ */
-
-static struct videobuf_queue* saa7134_queue(struct saa7134_fh *fh)
-{
- struct videobuf_queue* q = NULL;
-
- switch (fh->type) {
- case V4L2_BUF_TYPE_VIDEO_CAPTURE:
- q = &fh->cap;
- break;
- case V4L2_BUF_TYPE_VBI_CAPTURE:
- q = &fh->vbi;
- break;
- default:
- BUG();
- }
- return q;
-}
-
-static int saa7134_resource(struct saa7134_fh *fh)
-{
- if (fh->type == V4L2_BUF_TYPE_VIDEO_CAPTURE)
- return RESOURCE_VIDEO;
-
- if (fh->type == V4L2_BUF_TYPE_VBI_CAPTURE)
- return RESOURCE_VBI;
-
- BUG();
- return 0;
-}
-
-static int video_open(struct file *file)
-{
- struct video_device *vdev = video_devdata(file);
- struct saa7134_dev *dev = video_drvdata(file);
- struct saa7134_fh *fh;
- enum v4l2_buf_type type = 0;
- int radio = 0;
-
- switch (vdev->vfl_type) {
- case VFL_TYPE_GRABBER:
- type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
- break;
- case VFL_TYPE_VBI:
- type = V4L2_BUF_TYPE_VBI_CAPTURE;
- break;
- case VFL_TYPE_RADIO:
- radio = 1;
- break;
- }
-
- dprintk("open dev=%s radio=%d type=%s\n", video_device_node_name(vdev),
- radio, v4l2_type_names[type]);
-
- /* allocate + initialize per filehandle data */
- fh = kzalloc(sizeof(*fh),GFP_KERNEL);
- if (NULL == fh)
- return -ENOMEM;
-
- file->private_data = fh;
- fh->dev = dev;
- fh->radio = radio;
- fh->type = type;
- fh->fmt = format_by_fourcc(V4L2_PIX_FMT_BGR24);
- fh->width = 720;
- fh->height = 576;
- v4l2_prio_open(&dev->prio, &fh->prio);
-
- videobuf_queue_sg_init(&fh->cap, &video_qops,
- &dev->pci->dev, &dev->slock,
- V4L2_BUF_TYPE_VIDEO_CAPTURE,
- V4L2_FIELD_INTERLACED,
- sizeof(struct saa7134_buf),
- fh, NULL);
- videobuf_queue_sg_init(&fh->vbi, &saa7134_vbi_qops,
- &dev->pci->dev, &dev->slock,
- V4L2_BUF_TYPE_VBI_CAPTURE,
- V4L2_FIELD_SEQ_TB,
- sizeof(struct saa7134_buf),
- fh, NULL);
- saa7134_pgtable_alloc(dev->pci,&fh->pt_cap);
- saa7134_pgtable_alloc(dev->pci,&fh->pt_vbi);
-
- if (fh->radio) {
- /* switch to radio mode */
- saa7134_tvaudio_setinput(dev,&card(dev).radio);
- saa_call_all(dev, tuner, s_radio);
- } else {
- /* switch to video/vbi mode */
- video_mux(dev,dev->ctl_input);
- }
- return 0;
-}
-
-static ssize_t
-video_read(struct file *file, char __user *data, size_t count, loff_t *ppos)
-{
- struct saa7134_fh *fh = file->private_data;
-
- switch (fh->type) {
- case V4L2_BUF_TYPE_VIDEO_CAPTURE:
- if (res_locked(fh->dev,RESOURCE_VIDEO))
- return -EBUSY;
- return videobuf_read_one(saa7134_queue(fh),
- data, count, ppos,
- file->f_flags & O_NONBLOCK);
- case V4L2_BUF_TYPE_VBI_CAPTURE:
- if (!res_get(fh->dev,fh,RESOURCE_VBI))
- return -EBUSY;
- return videobuf_read_stream(saa7134_queue(fh),
- data, count, ppos, 1,
- file->f_flags & O_NONBLOCK);
- break;
- default:
- BUG();
- return 0;
- }
-}
-
-static unsigned int
-video_poll(struct file *file, struct poll_table_struct *wait)
-{
- struct saa7134_fh *fh = file->private_data;
- struct videobuf_buffer *buf = NULL;
- unsigned int rc = 0;
-
- if (V4L2_BUF_TYPE_VBI_CAPTURE == fh->type)
- return videobuf_poll_stream(file, &fh->vbi, wait);
-
- if (res_check(fh,RESOURCE_VIDEO)) {
- mutex_lock(&fh->cap.vb_lock);
- if (!list_empty(&fh->cap.stream))
- buf = list_entry(fh->cap.stream.next, struct videobuf_buffer, stream);
- } else {
- mutex_lock(&fh->cap.vb_lock);
- if (UNSET == fh->cap.read_off) {
- /* need to capture a new frame */
- if (res_locked(fh->dev,RESOURCE_VIDEO))
- goto err;
- if (0 != fh->cap.ops->buf_prepare(&fh->cap,fh->cap.read_buf,fh->cap.field))
- goto err;
- fh->cap.ops->buf_queue(&fh->cap,fh->cap.read_buf);
- fh->cap.read_off = 0;
- }
- buf = fh->cap.read_buf;
- }
-
- if (!buf)
- goto err;
-
- poll_wait(file, &buf->done, wait);
- if (buf->state == VIDEOBUF_DONE ||
- buf->state == VIDEOBUF_ERROR)
- rc = POLLIN|POLLRDNORM;
- mutex_unlock(&fh->cap.vb_lock);
- return rc;
-
-err:
- mutex_unlock(&fh->cap.vb_lock);
- return POLLERR;
-}
-
-static int video_release(struct file *file)
-{
- struct saa7134_fh *fh = file->private_data;
- struct saa7134_dev *dev = fh->dev;
- struct saa6588_command cmd;
- unsigned long flags;
-
- saa7134_tvaudio_close(dev);
-
- /* turn off overlay */
- if (res_check(fh, RESOURCE_OVERLAY)) {
- spin_lock_irqsave(&dev->slock,flags);
- stop_preview(dev,fh);
- spin_unlock_irqrestore(&dev->slock,flags);
- res_free(dev,fh,RESOURCE_OVERLAY);
- }
-
- /* stop video capture */
- if (res_check(fh, RESOURCE_VIDEO)) {
- videobuf_streamoff(&fh->cap);
- res_free(dev,fh,RESOURCE_VIDEO);
- }
- if (fh->cap.read_buf) {
- buffer_release(&fh->cap,fh->cap.read_buf);
- kfree(fh->cap.read_buf);
- }
-
- /* stop vbi capture */
- if (res_check(fh, RESOURCE_VBI)) {
- videobuf_stop(&fh->vbi);
- res_free(dev,fh,RESOURCE_VBI);
- }
-
- /* ts-capture will not work in planar mode, so turn it off Hac: 04.05*/
- saa_andorb(SAA7134_OFMT_VIDEO_A, 0x1f, 0);
- saa_andorb(SAA7134_OFMT_VIDEO_B, 0x1f, 0);
- saa_andorb(SAA7134_OFMT_DATA_A, 0x1f, 0);
- saa_andorb(SAA7134_OFMT_DATA_B, 0x1f, 0);
-
- saa_call_all(dev, core, s_power, 0);
- if (fh->radio)
- saa_call_all(dev, core, ioctl, SAA6588_CMD_CLOSE, &cmd);
-
- /* free stuff */
- videobuf_mmap_free(&fh->cap);
- videobuf_mmap_free(&fh->vbi);
- saa7134_pgtable_free(dev->pci,&fh->pt_cap);
- saa7134_pgtable_free(dev->pci,&fh->pt_vbi);
-
- v4l2_prio_close(&dev->prio, fh->prio);
- file->private_data = NULL;
- kfree(fh);
- return 0;
-}
-
-static int video_mmap(struct file *file, struct vm_area_struct * vma)
-{
- struct saa7134_fh *fh = file->private_data;
-
- return videobuf_mmap_mapper(saa7134_queue(fh), vma);
-}
-
-static ssize_t radio_read(struct file *file, char __user *data,
- size_t count, loff_t *ppos)
-{
- struct saa7134_fh *fh = file->private_data;
- struct saa7134_dev *dev = fh->dev;
- struct saa6588_command cmd;
-
- cmd.block_count = count/3;
- cmd.buffer = data;
- cmd.instance = file;
- cmd.result = -ENODEV;
-
- saa_call_all(dev, core, ioctl, SAA6588_CMD_READ, &cmd);
-
- return cmd.result;
-}
-
-static unsigned int radio_poll(struct file *file, poll_table *wait)
-{
- struct saa7134_fh *fh = file->private_data;
- struct saa7134_dev *dev = fh->dev;
- struct saa6588_command cmd;
-
- cmd.instance = file;
- cmd.event_list = wait;
- cmd.result = -ENODEV;
- saa_call_all(dev, core, ioctl, SAA6588_CMD_POLL, &cmd);
-
- return cmd.result;
-}
-
-/* ------------------------------------------------------------------ */
-
-static int saa7134_try_get_set_fmt_vbi_cap(struct file *file, void *priv,
- struct v4l2_format *f)
-{
- struct saa7134_fh *fh = priv;
- struct saa7134_dev *dev = fh->dev;
- struct saa7134_tvnorm *norm = dev->tvnorm;
-
- f->fmt.vbi.sampling_rate = 6750000 * 4;
- f->fmt.vbi.samples_per_line = 2048 /* VBI_LINE_LENGTH */;
- f->fmt.vbi.sample_format = V4L2_PIX_FMT_GREY;
- f->fmt.vbi.offset = 64 * 4;
- f->fmt.vbi.start[0] = norm->vbi_v_start_0;
- f->fmt.vbi.count[0] = norm->vbi_v_stop_0 - norm->vbi_v_start_0 +1;
- f->fmt.vbi.start[1] = norm->vbi_v_start_1;
- f->fmt.vbi.count[1] = f->fmt.vbi.count[0];
- f->fmt.vbi.flags = 0; /* VBI_UNSYNC VBI_INTERLACED */
-
- return 0;
-}
-
-static int saa7134_g_fmt_vid_cap(struct file *file, void *priv,
- struct v4l2_format *f)
-{
- struct saa7134_fh *fh = priv;
-
- f->fmt.pix.width = fh->width;
- f->fmt.pix.height = fh->height;
- f->fmt.pix.field = fh->cap.field;
- f->fmt.pix.pixelformat = fh->fmt->fourcc;
- f->fmt.pix.bytesperline =
- (f->fmt.pix.width * fh->fmt->depth) >> 3;
- f->fmt.pix.sizeimage =
- f->fmt.pix.height * f->fmt.pix.bytesperline;
- return 0;
-}
-
-static int saa7134_g_fmt_vid_overlay(struct file *file, void *priv,
- struct v4l2_format *f)
-{
- struct saa7134_fh *fh = priv;
-
- if (saa7134_no_overlay > 0) {
- printk(KERN_ERR "V4L2_BUF_TYPE_VIDEO_OVERLAY: no_overlay\n");
- return -EINVAL;
- }
- f->fmt.win = fh->win;
-
- return 0;
-}
-
-static int saa7134_try_fmt_vid_cap(struct file *file, void *priv,
- struct v4l2_format *f)
-{
- struct saa7134_fh *fh = priv;
- struct saa7134_dev *dev = fh->dev;
- struct saa7134_format *fmt;
- enum v4l2_field field;
- unsigned int maxw, maxh;
-
- fmt = format_by_fourcc(f->fmt.pix.pixelformat);
- if (NULL == fmt)
- return -EINVAL;
-
- field = f->fmt.pix.field;
- maxw = min(dev->crop_current.width*4, dev->crop_bounds.width);
- maxh = min(dev->crop_current.height*4, dev->crop_bounds.height);
-
- if (V4L2_FIELD_ANY == field) {
- field = (f->fmt.pix.height > maxh/2)
- ? V4L2_FIELD_INTERLACED
- : V4L2_FIELD_BOTTOM;
- }
- switch (field) {
- case V4L2_FIELD_TOP:
- case V4L2_FIELD_BOTTOM:
- maxh = maxh / 2;
- break;
- case V4L2_FIELD_INTERLACED:
- break;
- default:
- return -EINVAL;
- }
-
- f->fmt.pix.field = field;
- if (f->fmt.pix.width < 48)
- f->fmt.pix.width = 48;
- if (f->fmt.pix.height < 32)
- f->fmt.pix.height = 32;
- if (f->fmt.pix.width > maxw)
- f->fmt.pix.width = maxw;
- if (f->fmt.pix.height > maxh)
- f->fmt.pix.height = maxh;
- f->fmt.pix.width &= ~0x03;
- f->fmt.pix.bytesperline =
- (f->fmt.pix.width * fmt->depth) >> 3;
- f->fmt.pix.sizeimage =
- f->fmt.pix.height * f->fmt.pix.bytesperline;
-
- return 0;
-}
-
-static int saa7134_try_fmt_vid_overlay(struct file *file, void *priv,
- struct v4l2_format *f)
-{
- struct saa7134_fh *fh = priv;
- struct saa7134_dev *dev = fh->dev;
-
- if (saa7134_no_overlay > 0) {
- printk(KERN_ERR "V4L2_BUF_TYPE_VIDEO_OVERLAY: no_overlay\n");
- return -EINVAL;
- }
-
- return verify_preview(dev, &f->fmt.win);
-}
-
-static int saa7134_s_fmt_vid_cap(struct file *file, void *priv,
- struct v4l2_format *f)
-{
- struct saa7134_fh *fh = priv;
- int err;
-
- err = saa7134_try_fmt_vid_cap(file, priv, f);
- if (0 != err)
- return err;
-
- fh->fmt = format_by_fourcc(f->fmt.pix.pixelformat);
- fh->width = f->fmt.pix.width;
- fh->height = f->fmt.pix.height;
- fh->cap.field = f->fmt.pix.field;
- return 0;
-}
-
-static int saa7134_s_fmt_vid_overlay(struct file *file, void *priv,
- struct v4l2_format *f)
-{
- struct saa7134_fh *fh = priv;
- struct saa7134_dev *dev = fh->dev;
- int err;
- unsigned long flags;
-
- if (saa7134_no_overlay > 0) {
- printk(KERN_ERR "V4L2_BUF_TYPE_VIDEO_OVERLAY: no_overlay\n");
- return -EINVAL;
- }
- err = verify_preview(dev, &f->fmt.win);
- if (0 != err)
- return err;
-
- mutex_lock(&dev->lock);
-
- fh->win = f->fmt.win;
- fh->nclips = f->fmt.win.clipcount;
-
- if (fh->nclips > 8)
- fh->nclips = 8;
-
- if (copy_from_user(fh->clips, f->fmt.win.clips,
- sizeof(struct v4l2_clip)*fh->nclips)) {
- mutex_unlock(&dev->lock);
- return -EFAULT;
- }
-
- if (res_check(fh, RESOURCE_OVERLAY)) {
- spin_lock_irqsave(&dev->slock, flags);
- stop_preview(dev, fh);
- start_preview(dev, fh);
- spin_unlock_irqrestore(&dev->slock, flags);
- }
-
- mutex_unlock(&dev->lock);
- return 0;
-}
-
-int saa7134_queryctrl(struct file *file, void *priv, struct v4l2_queryctrl *c)
-{
- const struct v4l2_queryctrl *ctrl;
-
- if ((c->id < V4L2_CID_BASE ||
- c->id >= V4L2_CID_LASTP1) &&
- (c->id < V4L2_CID_PRIVATE_BASE ||
- c->id >= V4L2_CID_PRIVATE_LASTP1))
- return -EINVAL;
- ctrl = ctrl_by_id(c->id);
- *c = (NULL != ctrl) ? *ctrl : no_ctrl;
- return 0;
-}
-EXPORT_SYMBOL_GPL(saa7134_queryctrl);
-
-static int saa7134_enum_input(struct file *file, void *priv,
- struct v4l2_input *i)
-{
- struct saa7134_fh *fh = priv;
- struct saa7134_dev *dev = fh->dev;
- unsigned int n;
-
- n = i->index;
- if (n >= SAA7134_INPUT_MAX)
- return -EINVAL;
- if (NULL == card_in(dev, i->index).name)
- return -EINVAL;
- i->index = n;
- i->type = V4L2_INPUT_TYPE_CAMERA;
- strcpy(i->name, card_in(dev, n).name);
- if (card_in(dev, n).tv)
- i->type = V4L2_INPUT_TYPE_TUNER;
- i->audioset = 1;
- if (n == dev->ctl_input) {
- int v1 = saa_readb(SAA7134_STATUS_VIDEO1);
- int v2 = saa_readb(SAA7134_STATUS_VIDEO2);
-
- if (0 != (v1 & 0x40))
- i->status |= V4L2_IN_ST_NO_H_LOCK;
- if (0 != (v2 & 0x40))
- i->status |= V4L2_IN_ST_NO_SYNC;
- if (0 != (v2 & 0x0e))
- i->status |= V4L2_IN_ST_MACROVISION;
- }
- i->std = SAA7134_NORMS;
- return 0;
-}
-
-static int saa7134_g_input(struct file *file, void *priv, unsigned int *i)
-{
- struct saa7134_fh *fh = priv;
- struct saa7134_dev *dev = fh->dev;
-
- *i = dev->ctl_input;
- return 0;
-}
-
-static int saa7134_s_input(struct file *file, void *priv, unsigned int i)
-{
- struct saa7134_fh *fh = priv;
- struct saa7134_dev *dev = fh->dev;
- int err;
-
- err = v4l2_prio_check(&dev->prio, fh->prio);
- if (0 != err)
- return err;
-
- if (i >= SAA7134_INPUT_MAX)
- return -EINVAL;
- if (NULL == card_in(dev, i).name)
- return -EINVAL;
- mutex_lock(&dev->lock);
- video_mux(dev, i);
- mutex_unlock(&dev->lock);
- return 0;
-}
-
-static int saa7134_querycap(struct file *file, void *priv,
- struct v4l2_capability *cap)
-{
- struct saa7134_fh *fh = priv;
- struct saa7134_dev *dev = fh->dev;
-
- unsigned int tuner_type = dev->tuner_type;
-
- strcpy(cap->driver, "saa7134");
- strlcpy(cap->card, saa7134_boards[dev->board].name,
- sizeof(cap->card));
- sprintf(cap->bus_info, "PCI:%s", pci_name(dev->pci));
- cap->capabilities =
- V4L2_CAP_VIDEO_CAPTURE |
- V4L2_CAP_VBI_CAPTURE |
- V4L2_CAP_READWRITE |
- V4L2_CAP_STREAMING |
- V4L2_CAP_TUNER;
- if (dev->has_rds)
- cap->capabilities |= V4L2_CAP_RDS_CAPTURE;
- if (saa7134_no_overlay <= 0)
- cap->capabilities |= V4L2_CAP_VIDEO_OVERLAY;
-
- if ((tuner_type == TUNER_ABSENT) || (tuner_type == UNSET))
- cap->capabilities &= ~V4L2_CAP_TUNER;
- return 0;
-}
-
-int saa7134_s_std_internal(struct saa7134_dev *dev, struct saa7134_fh *fh, v4l2_std_id *id)
-{
- unsigned long flags;
- unsigned int i;
- v4l2_std_id fixup;
- int err;
-
- /* When called from the empress code fh == NULL.
- That needs to be fixed somehow, but for now this is
- good enough. */
- if (fh) {
- err = v4l2_prio_check(&dev->prio, fh->prio);
- if (0 != err)
- return err;
- } else if (res_locked(dev, RESOURCE_OVERLAY)) {
- /* Don't change the std from the mpeg device
- if overlay is active. */
- return -EBUSY;
- }
-
- for (i = 0; i < TVNORMS; i++)
- if (*id == tvnorms[i].id)
- break;
-
- if (i == TVNORMS)
- for (i = 0; i < TVNORMS; i++)
- if (*id & tvnorms[i].id)
- break;
- if (i == TVNORMS)
- return -EINVAL;
-
- if ((*id & V4L2_STD_SECAM) && (secam[0] != '-')) {
- if (secam[0] == 'L' || secam[0] == 'l') {
- if (secam[1] == 'C' || secam[1] == 'c')
- fixup = V4L2_STD_SECAM_LC;
- else
- fixup = V4L2_STD_SECAM_L;
- } else {
- if (secam[0] == 'D' || secam[0] == 'd')
- fixup = V4L2_STD_SECAM_DK;
- else
- fixup = V4L2_STD_SECAM;
- }
- for (i = 0; i < TVNORMS; i++) {
- if (fixup == tvnorms[i].id)
- break;
- }
- if (i == TVNORMS)
- return -EINVAL;
- }
-
- *id = tvnorms[i].id;
-
- mutex_lock(&dev->lock);
- if (fh && res_check(fh, RESOURCE_OVERLAY)) {
- spin_lock_irqsave(&dev->slock, flags);
- stop_preview(dev, fh);
- spin_unlock_irqrestore(&dev->slock, flags);
-
- set_tvnorm(dev, &tvnorms[i]);
-
- spin_lock_irqsave(&dev->slock, flags);
- start_preview(dev, fh);
- spin_unlock_irqrestore(&dev->slock, flags);
- } else
- set_tvnorm(dev, &tvnorms[i]);
-
- saa7134_tvaudio_do_scan(dev);
- mutex_unlock(&dev->lock);
- return 0;
-}
-EXPORT_SYMBOL_GPL(saa7134_s_std_internal);
-
-static int saa7134_s_std(struct file *file, void *priv, v4l2_std_id *id)
-{
- struct saa7134_fh *fh = priv;
-
- return saa7134_s_std_internal(fh->dev, fh, id);
-}
-
-static int saa7134_g_std(struct file *file, void *priv, v4l2_std_id *id)
-{
- struct saa7134_fh *fh = priv;
- struct saa7134_dev *dev = fh->dev;
-
- *id = dev->tvnorm->id;
- return 0;
-}
-
-static int saa7134_cropcap(struct file *file, void *priv,
- struct v4l2_cropcap *cap)
-{
- struct saa7134_fh *fh = priv;
- struct saa7134_dev *dev = fh->dev;
-
- if (cap->type != V4L2_BUF_TYPE_VIDEO_CAPTURE &&
- cap->type != V4L2_BUF_TYPE_VIDEO_OVERLAY)
- return -EINVAL;
- cap->bounds = dev->crop_bounds;
- cap->defrect = dev->crop_defrect;
- cap->pixelaspect.numerator = 1;
- cap->pixelaspect.denominator = 1;
- if (dev->tvnorm->id & V4L2_STD_525_60) {
- cap->pixelaspect.numerator = 11;
- cap->pixelaspect.denominator = 10;
- }
- if (dev->tvnorm->id & V4L2_STD_625_50) {
- cap->pixelaspect.numerator = 54;
- cap->pixelaspect.denominator = 59;
- }
- return 0;
-}
-
-static int saa7134_g_crop(struct file *file, void *f, struct v4l2_crop *crop)
-{
- struct saa7134_fh *fh = f;
- struct saa7134_dev *dev = fh->dev;
-
- if (crop->type != V4L2_BUF_TYPE_VIDEO_CAPTURE &&
- crop->type != V4L2_BUF_TYPE_VIDEO_OVERLAY)
- return -EINVAL;
- crop->c = dev->crop_current;
- return 0;
-}
-
-static int saa7134_s_crop(struct file *file, void *f, struct v4l2_crop *crop)
-{
- struct saa7134_fh *fh = f;
- struct saa7134_dev *dev = fh->dev;
- struct v4l2_rect *b = &dev->crop_bounds;
-
- if (crop->type != V4L2_BUF_TYPE_VIDEO_CAPTURE &&
- crop->type != V4L2_BUF_TYPE_VIDEO_OVERLAY)
- return -EINVAL;
- if (crop->c.height < 0)
- return -EINVAL;
- if (crop->c.width < 0)
- return -EINVAL;
-
- if (res_locked(fh->dev, RESOURCE_OVERLAY))
- return -EBUSY;
- if (res_locked(fh->dev, RESOURCE_VIDEO))
- return -EBUSY;
-
- if (crop->c.top < b->top)
- crop->c.top = b->top;
- if (crop->c.top > b->top + b->height)
- crop->c.top = b->top + b->height;
- if (crop->c.height > b->top - crop->c.top + b->height)
- crop->c.height = b->top - crop->c.top + b->height;
-
- if (crop->c.left < b->left)
- crop->c.left = b->left;
- if (crop->c.left > b->left + b->width)
- crop->c.left = b->left + b->width;
- if (crop->c.width > b->left - crop->c.left + b->width)
- crop->c.width = b->left - crop->c.left + b->width;
-
- dev->crop_current = crop->c;
- return 0;
-}
-
-static int saa7134_g_tuner(struct file *file, void *priv,
- struct v4l2_tuner *t)
-{
- struct saa7134_fh *fh = priv;
- struct saa7134_dev *dev = fh->dev;
- int n;
-
- if (0 != t->index)
- return -EINVAL;
- memset(t, 0, sizeof(*t));
- for (n = 0; n < SAA7134_INPUT_MAX; n++) {
- if (card_in(dev, n).tv)
- break;
- }
- if (n == SAA7134_INPUT_MAX)
- return -EINVAL;
- if (NULL != card_in(dev, n).name) {
- strcpy(t->name, "Television");
- t->type = V4L2_TUNER_ANALOG_TV;
- t->capability = V4L2_TUNER_CAP_NORM |
- V4L2_TUNER_CAP_STEREO |
- V4L2_TUNER_CAP_LANG1 |
- V4L2_TUNER_CAP_LANG2;
- t->rangehigh = 0xffffffffUL;
- t->rxsubchans = saa7134_tvaudio_getstereo(dev);
- t->audmode = saa7134_tvaudio_rx2mode(t->rxsubchans);
- }
- if (0 != (saa_readb(SAA7134_STATUS_VIDEO1) & 0x03))
- t->signal = 0xffff;
- return 0;
-}
-
-static int saa7134_s_tuner(struct file *file, void *priv,
- struct v4l2_tuner *t)
-{
- struct saa7134_fh *fh = priv;
- struct saa7134_dev *dev = fh->dev;
- int rx, mode, err;
-
- err = v4l2_prio_check(&dev->prio, fh->prio);
- if (0 != err)
- return err;
-
- mode = dev->thread.mode;
- if (UNSET == mode) {
- rx = saa7134_tvaudio_getstereo(dev);
- mode = saa7134_tvaudio_rx2mode(rx);
- }
- if (mode != t->audmode)
- dev->thread.mode = t->audmode;
-
- return 0;
-}
-
-static int saa7134_g_frequency(struct file *file, void *priv,
- struct v4l2_frequency *f)
-{
- struct saa7134_fh *fh = priv;
- struct saa7134_dev *dev = fh->dev;
-
- f->type = fh->radio ? V4L2_TUNER_RADIO : V4L2_TUNER_ANALOG_TV;
- f->frequency = dev->ctl_freq;
-
- return 0;
-}
-
-static int saa7134_s_frequency(struct file *file, void *priv,
- struct v4l2_frequency *f)
-{
- struct saa7134_fh *fh = priv;
- struct saa7134_dev *dev = fh->dev;
- int err;
-
- err = v4l2_prio_check(&dev->prio, fh->prio);
- if (0 != err)
- return err;
-
- if (0 != f->tuner)
- return -EINVAL;
- if (0 == fh->radio && V4L2_TUNER_ANALOG_TV != f->type)
- return -EINVAL;
- if (1 == fh->radio && V4L2_TUNER_RADIO != f->type)
- return -EINVAL;
- mutex_lock(&dev->lock);
- dev->ctl_freq = f->frequency;
-
- saa_call_all(dev, tuner, s_frequency, f);
-
- saa7134_tvaudio_do_scan(dev);
- mutex_unlock(&dev->lock);
- return 0;
-}
-
-static int saa7134_g_audio(struct file *file, void *priv, struct v4l2_audio *a)
-{
- strcpy(a->name, "audio");
- return 0;
-}
-
-static int saa7134_s_audio(struct file *file, void *priv, struct v4l2_audio *a)
-{
- return 0;
-}
-
-static int saa7134_g_priority(struct file *file, void *f, enum v4l2_priority *p)
-{
- struct saa7134_fh *fh = f;
- struct saa7134_dev *dev = fh->dev;
-
- *p = v4l2_prio_max(&dev->prio);
- return 0;
-}
-
-static int saa7134_s_priority(struct file *file, void *f,
- enum v4l2_priority prio)
-{
- struct saa7134_fh *fh = f;
- struct saa7134_dev *dev = fh->dev;
-
- return v4l2_prio_change(&dev->prio, &fh->prio, prio);
-}
-
-static int saa7134_enum_fmt_vid_cap(struct file *file, void *priv,
- struct v4l2_fmtdesc *f)
-{
- if (f->index >= FORMATS)
- return -EINVAL;
-
- strlcpy(f->description, formats[f->index].name,
- sizeof(f->description));
-
- f->pixelformat = formats[f->index].fourcc;
-
- return 0;
-}
-
-static int saa7134_enum_fmt_vid_overlay(struct file *file, void *priv,
- struct v4l2_fmtdesc *f)
-{
- if (saa7134_no_overlay > 0) {
- printk(KERN_ERR "V4L2_BUF_TYPE_VIDEO_OVERLAY: no_overlay\n");
- return -EINVAL;
- }
-
- if ((f->index >= FORMATS) || formats[f->index].planar)
- return -EINVAL;
-
- strlcpy(f->description, formats[f->index].name,
- sizeof(f->description));
-
- f->pixelformat = formats[f->index].fourcc;
-
- return 0;
-}
-
-static int saa7134_g_fbuf(struct file *file, void *f,
- struct v4l2_framebuffer *fb)
-{
- struct saa7134_fh *fh = f;
- struct saa7134_dev *dev = fh->dev;
-
- *fb = dev->ovbuf;
- fb->capability = V4L2_FBUF_CAP_LIST_CLIPPING;
-
- return 0;
-}
-
-static int saa7134_s_fbuf(struct file *file, void *f,
- struct v4l2_framebuffer *fb)
-{
- struct saa7134_fh *fh = f;
- struct saa7134_dev *dev = fh->dev;
- struct saa7134_format *fmt;
-
- if (!capable(CAP_SYS_ADMIN) &&
- !capable(CAP_SYS_RAWIO))
- return -EPERM;
-
- /* check args */
- fmt = format_by_fourcc(fb->fmt.pixelformat);
- if (NULL == fmt)
- return -EINVAL;
-
- /* ok, accept it */
- dev->ovbuf = *fb;
- dev->ovfmt = fmt;
- if (0 == dev->ovbuf.fmt.bytesperline)
- dev->ovbuf.fmt.bytesperline =
- dev->ovbuf.fmt.width*fmt->depth/8;
- return 0;
-}
-
-static int saa7134_overlay(struct file *file, void *f, unsigned int on)
-{
- struct saa7134_fh *fh = f;
- struct saa7134_dev *dev = fh->dev;
- unsigned long flags;
-
- if (on) {
- if (saa7134_no_overlay > 0) {
- dprintk("no_overlay\n");
- return -EINVAL;
- }
-
- if (!res_get(dev, fh, RESOURCE_OVERLAY))
- return -EBUSY;
- spin_lock_irqsave(&dev->slock, flags);
- start_preview(dev, fh);
- spin_unlock_irqrestore(&dev->slock, flags);
- }
- if (!on) {
- if (!res_check(fh, RESOURCE_OVERLAY))
- return -EINVAL;
- spin_lock_irqsave(&dev->slock, flags);
- stop_preview(dev, fh);
- spin_unlock_irqrestore(&dev->slock, flags);
- res_free(dev, fh, RESOURCE_OVERLAY);
- }
- return 0;
-}
-
-static int saa7134_reqbufs(struct file *file, void *priv,
- struct v4l2_requestbuffers *p)
-{
- struct saa7134_fh *fh = priv;
- return videobuf_reqbufs(saa7134_queue(fh), p);
-}
-
-static int saa7134_querybuf(struct file *file, void *priv,
- struct v4l2_buffer *b)
-{
- struct saa7134_fh *fh = priv;
- return videobuf_querybuf(saa7134_queue(fh), b);
-}
-
-static int saa7134_qbuf(struct file *file, void *priv, struct v4l2_buffer *b)
-{
- struct saa7134_fh *fh = priv;
- return videobuf_qbuf(saa7134_queue(fh), b);
-}
-
-static int saa7134_dqbuf(struct file *file, void *priv, struct v4l2_buffer *b)
-{
- struct saa7134_fh *fh = priv;
- return videobuf_dqbuf(saa7134_queue(fh), b,
- file->f_flags & O_NONBLOCK);
-}
-
-static int saa7134_streamon(struct file *file, void *priv,
- enum v4l2_buf_type type)
-{
- struct saa7134_fh *fh = priv;
- struct saa7134_dev *dev = fh->dev;
- int res = saa7134_resource(fh);
-
- if (!res_get(dev, fh, res))
- return -EBUSY;
-
- return videobuf_streamon(saa7134_queue(fh));
-}
-
-static int saa7134_streamoff(struct file *file, void *priv,
- enum v4l2_buf_type type)
-{
- int err;
- struct saa7134_fh *fh = priv;
- struct saa7134_dev *dev = fh->dev;
- int res = saa7134_resource(fh);
-
- err = videobuf_streamoff(saa7134_queue(fh));
- if (err < 0)
- return err;
- res_free(dev, fh, res);
- return 0;
-}
-
-static int saa7134_g_parm(struct file *file, void *fh,
- struct v4l2_streamparm *parm)
-{
- return 0;
-}
-
-#ifdef CONFIG_VIDEO_ADV_DEBUG
-static int vidioc_g_register (struct file *file, void *priv,
- struct v4l2_dbg_register *reg)
-{
- struct saa7134_fh *fh = priv;
- struct saa7134_dev *dev = fh->dev;
-
- if (!v4l2_chip_match_host(&reg->match))
- return -EINVAL;
- reg->val = saa_readb(reg->reg);
- reg->size = 1;
- return 0;
-}
-
-static int vidioc_s_register (struct file *file, void *priv,
- struct v4l2_dbg_register *reg)
-{
- struct saa7134_fh *fh = priv;
- struct saa7134_dev *dev = fh->dev;
-
- if (!v4l2_chip_match_host(&reg->match))
- return -EINVAL;
- saa_writeb(reg->reg&0xffffff, reg->val);
- return 0;
-}
-#endif
-
-static int radio_querycap(struct file *file, void *priv,
- struct v4l2_capability *cap)
-{
- struct saa7134_fh *fh = file->private_data;
- struct saa7134_dev *dev = fh->dev;
-
- strcpy(cap->driver, "saa7134");
- strlcpy(cap->card, saa7134_boards[dev->board].name, sizeof(cap->card));
- sprintf(cap->bus_info, "PCI:%s", pci_name(dev->pci));
- cap->capabilities = V4L2_CAP_TUNER;
- return 0;
-}
-
-static int radio_g_tuner(struct file *file, void *priv,
- struct v4l2_tuner *t)
-{
- struct saa7134_fh *fh = file->private_data;
- struct saa7134_dev *dev = fh->dev;
-
- if (0 != t->index)
- return -EINVAL;
-
- memset(t, 0, sizeof(*t));
- strcpy(t->name, "Radio");
- t->type = V4L2_TUNER_RADIO;
-
- saa_call_all(dev, tuner, g_tuner, t);
- if (dev->input->amux == TV) {
- t->signal = 0xf800 - ((saa_readb(0x581) & 0x1f) << 11);
- t->rxsubchans = (saa_readb(0x529) & 0x08) ?
- V4L2_TUNER_SUB_STEREO : V4L2_TUNER_SUB_MONO;
- }
- return 0;
-}
-static int radio_s_tuner(struct file *file, void *priv,
- struct v4l2_tuner *t)
-{
- struct saa7134_fh *fh = file->private_data;
- struct saa7134_dev *dev = fh->dev;
-
- if (0 != t->index)
- return -EINVAL;
-
- saa_call_all(dev, tuner, s_tuner, t);
- return 0;
-}
-
-static int radio_enum_input(struct file *file, void *priv,
- struct v4l2_input *i)
-{
- if (i->index != 0)
- return -EINVAL;
-
- strcpy(i->name, "Radio");
- i->type = V4L2_INPUT_TYPE_TUNER;
-
- return 0;
-}
-
-static int radio_g_input(struct file *filp, void *priv, unsigned int *i)
-{
- *i = 0;
- return 0;
-}
-
-static int radio_g_audio(struct file *file, void *priv,
- struct v4l2_audio *a)
-{
- memset(a, 0, sizeof(*a));
- strcpy(a->name, "Radio");
- return 0;
-}
-
-static int radio_s_audio(struct file *file, void *priv,
- struct v4l2_audio *a)
-{
- return 0;
-}
-
-static int radio_s_input(struct file *filp, void *priv, unsigned int i)
-{
- return 0;
-}
-
-static int radio_s_std(struct file *file, void *fh, v4l2_std_id *norm)
-{
- return 0;
-}
-
-static int radio_queryctrl(struct file *file, void *priv,
- struct v4l2_queryctrl *c)
-{
- const struct v4l2_queryctrl *ctrl;
-
- if (c->id < V4L2_CID_BASE ||
- c->id >= V4L2_CID_LASTP1)
- return -EINVAL;
- if (c->id == V4L2_CID_AUDIO_MUTE) {
- ctrl = ctrl_by_id(c->id);
- *c = *ctrl;
- } else
- *c = no_ctrl;
- return 0;
-}
-
-static const struct v4l2_file_operations video_fops =
-{
- .owner = THIS_MODULE,
- .open = video_open,
- .release = video_release,
- .read = video_read,
- .poll = video_poll,
- .mmap = video_mmap,
- .ioctl = video_ioctl2,
-};
-
-static const struct v4l2_ioctl_ops video_ioctl_ops = {
- .vidioc_querycap = saa7134_querycap,
- .vidioc_enum_fmt_vid_cap = saa7134_enum_fmt_vid_cap,
- .vidioc_g_fmt_vid_cap = saa7134_g_fmt_vid_cap,
- .vidioc_try_fmt_vid_cap = saa7134_try_fmt_vid_cap,
- .vidioc_s_fmt_vid_cap = saa7134_s_fmt_vid_cap,
- .vidioc_enum_fmt_vid_overlay = saa7134_enum_fmt_vid_overlay,
- .vidioc_g_fmt_vid_overlay = saa7134_g_fmt_vid_overlay,
- .vidioc_try_fmt_vid_overlay = saa7134_try_fmt_vid_overlay,
- .vidioc_s_fmt_vid_overlay = saa7134_s_fmt_vid_overlay,
- .vidioc_g_fmt_vbi_cap = saa7134_try_get_set_fmt_vbi_cap,
- .vidioc_try_fmt_vbi_cap = saa7134_try_get_set_fmt_vbi_cap,
- .vidioc_s_fmt_vbi_cap = saa7134_try_get_set_fmt_vbi_cap,
- .vidioc_g_audio = saa7134_g_audio,
- .vidioc_s_audio = saa7134_s_audio,
- .vidioc_cropcap = saa7134_cropcap,
- .vidioc_reqbufs = saa7134_reqbufs,
- .vidioc_querybuf = saa7134_querybuf,
- .vidioc_qbuf = saa7134_qbuf,
- .vidioc_dqbuf = saa7134_dqbuf,
- .vidioc_s_std = saa7134_s_std,
- .vidioc_g_std = saa7134_g_std,
- .vidioc_enum_input = saa7134_enum_input,
- .vidioc_g_input = saa7134_g_input,
- .vidioc_s_input = saa7134_s_input,
- .vidioc_queryctrl = saa7134_queryctrl,
- .vidioc_g_ctrl = saa7134_g_ctrl,
- .vidioc_s_ctrl = saa7134_s_ctrl,
- .vidioc_streamon = saa7134_streamon,
- .vidioc_streamoff = saa7134_streamoff,
- .vidioc_g_tuner = saa7134_g_tuner,
- .vidioc_s_tuner = saa7134_s_tuner,
- .vidioc_g_crop = saa7134_g_crop,
- .vidioc_s_crop = saa7134_s_crop,
- .vidioc_g_fbuf = saa7134_g_fbuf,
- .vidioc_s_fbuf = saa7134_s_fbuf,
- .vidioc_overlay = saa7134_overlay,
- .vidioc_g_priority = saa7134_g_priority,
- .vidioc_s_priority = saa7134_s_priority,
- .vidioc_g_parm = saa7134_g_parm,
- .vidioc_g_frequency = saa7134_g_frequency,
- .vidioc_s_frequency = saa7134_s_frequency,
-#ifdef CONFIG_VIDEO_ADV_DEBUG
- .vidioc_g_register = vidioc_g_register,
- .vidioc_s_register = vidioc_s_register,
-#endif
-};
-
-static const struct v4l2_file_operations radio_fops = {
- .owner = THIS_MODULE,
- .open = video_open,
- .read = radio_read,
- .release = video_release,
- .ioctl = video_ioctl2,
- .poll = radio_poll,
-};
-
-static const struct v4l2_ioctl_ops radio_ioctl_ops = {
- .vidioc_querycap = radio_querycap,
- .vidioc_g_tuner = radio_g_tuner,
- .vidioc_enum_input = radio_enum_input,
- .vidioc_g_audio = radio_g_audio,
- .vidioc_s_tuner = radio_s_tuner,
- .vidioc_s_audio = radio_s_audio,
- .vidioc_s_input = radio_s_input,
- .vidioc_s_std = radio_s_std,
- .vidioc_queryctrl = radio_queryctrl,
- .vidioc_g_input = radio_g_input,
- .vidioc_g_ctrl = saa7134_g_ctrl,
- .vidioc_s_ctrl = saa7134_s_ctrl,
- .vidioc_g_frequency = saa7134_g_frequency,
- .vidioc_s_frequency = saa7134_s_frequency,
-};
-
-/* ----------------------------------------------------------- */
-/* exported stuff */
-
-struct video_device saa7134_video_template = {
- .name = "saa7134-video",
- .fops = &video_fops,
- .ioctl_ops = &video_ioctl_ops,
- .tvnorms = SAA7134_NORMS,
- .current_norm = V4L2_STD_PAL,
-};
-
-struct video_device saa7134_radio_template = {
- .name = "saa7134-radio",
- .fops = &radio_fops,
- .ioctl_ops = &radio_ioctl_ops,
-};
-
-int saa7134_video_init1(struct saa7134_dev *dev)
-{
- /* sanitycheck insmod options */
- if (gbuffers < 2 || gbuffers > VIDEO_MAX_FRAME)
- gbuffers = 2;
- if (gbufsize < 0 || gbufsize > gbufsize_max)
- gbufsize = gbufsize_max;
- gbufsize = (gbufsize + PAGE_SIZE - 1) & PAGE_MASK;
-
- /* put some sensible defaults into the data structures ... */
- dev->ctl_bright = ctrl_by_id(V4L2_CID_BRIGHTNESS)->default_value;
- dev->ctl_contrast = ctrl_by_id(V4L2_CID_CONTRAST)->default_value;
- dev->ctl_hue = ctrl_by_id(V4L2_CID_HUE)->default_value;
- dev->ctl_saturation = ctrl_by_id(V4L2_CID_SATURATION)->default_value;
- dev->ctl_volume = ctrl_by_id(V4L2_CID_AUDIO_VOLUME)->default_value;
- dev->ctl_mute = 1; // ctrl_by_id(V4L2_CID_AUDIO_MUTE)->default_value;
- dev->ctl_invert = ctrl_by_id(V4L2_CID_PRIVATE_INVERT)->default_value;
- dev->ctl_automute = ctrl_by_id(V4L2_CID_PRIVATE_AUTOMUTE)->default_value;
-
- if (dev->tda9887_conf && dev->ctl_automute)
- dev->tda9887_conf |= TDA9887_AUTOMUTE;
- dev->automute = 0;
-
- INIT_LIST_HEAD(&dev->video_q.queue);
- init_timer(&dev->video_q.timeout);
- dev->video_q.timeout.function = saa7134_buffer_timeout;
- dev->video_q.timeout.data = (unsigned long)(&dev->video_q);
- dev->video_q.dev = dev;
-
- if (saa7134_boards[dev->board].video_out)
- saa7134_videoport_init(dev);
-
- return 0;
-}
-
-int saa7134_videoport_init(struct saa7134_dev *dev)
-{
- /* enable video output */
- int vo = saa7134_boards[dev->board].video_out;
- int video_reg;
- unsigned int vid_port_opts = saa7134_boards[dev->board].vid_port_opts;
-
- /* Configure videoport */
- saa_writeb(SAA7134_VIDEO_PORT_CTRL0, video_out[vo][0]);
- video_reg = video_out[vo][1];
- if (vid_port_opts & SET_T_CODE_POLARITY_NON_INVERTED)
- video_reg &= ~VP_T_CODE_P_INVERTED;
- saa_writeb(SAA7134_VIDEO_PORT_CTRL1, video_reg);
- saa_writeb(SAA7134_VIDEO_PORT_CTRL2, video_out[vo][2]);
- saa_writeb(SAA7134_VIDEO_PORT_CTRL4, video_out[vo][4]);
- video_reg = video_out[vo][5];
- if (vid_port_opts & SET_CLOCK_NOT_DELAYED)
- video_reg &= ~VP_CLK_CTRL2_DELAYED;
- if (vid_port_opts & SET_CLOCK_INVERTED)
- video_reg |= VP_CLK_CTRL1_INVERTED;
- saa_writeb(SAA7134_VIDEO_PORT_CTRL5, video_reg);
- video_reg = video_out[vo][6];
- if (vid_port_opts & SET_VSYNC_OFF) {
- video_reg &= ~VP_VS_TYPE_MASK;
- video_reg |= VP_VS_TYPE_OFF;
- }
- saa_writeb(SAA7134_VIDEO_PORT_CTRL6, video_reg);
- saa_writeb(SAA7134_VIDEO_PORT_CTRL7, video_out[vo][7]);
- saa_writeb(SAA7134_VIDEO_PORT_CTRL8, video_out[vo][8]);
-
- /* Start videoport */
- saa_writeb(SAA7134_VIDEO_PORT_CTRL3, video_out[vo][3]);
-
- return 0;
-}
-
-int saa7134_video_init2(struct saa7134_dev *dev)
-{
- /* init video hw */
- set_tvnorm(dev,&tvnorms[0]);
- video_mux(dev,0);
- saa7134_tvaudio_setmute(dev);
- saa7134_tvaudio_setvolume(dev,dev->ctl_volume);
- return 0;
-}
-
-void saa7134_irq_video_signalchange(struct saa7134_dev *dev)
-{
- static const char *st[] = {
- "(no signal)", "NTSC", "PAL", "SECAM" };
- u32 st1,st2;
-
- st1 = saa_readb(SAA7134_STATUS_VIDEO1);
- st2 = saa_readb(SAA7134_STATUS_VIDEO2);
- dprintk("DCSDT: pll: %s, sync: %s, norm: %s\n",
- (st1 & 0x40) ? "not locked" : "locked",
- (st2 & 0x40) ? "no" : "yes",
- st[st1 & 0x03]);
- dev->nosignal = (st1 & 0x40) || (st2 & 0x40) || !(st2 & 0x1);
-
- if (dev->nosignal) {
- /* no video signal -> mute audio */
- if (dev->ctl_automute)
- dev->automute = 1;
- saa7134_tvaudio_setmute(dev);
- } else {
- /* wake up tvaudio audio carrier scan thread */
- saa7134_tvaudio_do_scan(dev);
- }
-
- if ((st2 & 0x80) && !noninterlaced && !dev->nosignal)
- saa_clearb(SAA7134_SYNC_CTRL, 0x20);
- else
- saa_setb(SAA7134_SYNC_CTRL, 0x20);
-
- if (dev->mops && dev->mops->signal_change)
- dev->mops->signal_change(dev);
-}
-
-
-void saa7134_irq_video_done(struct saa7134_dev *dev, unsigned long status)
-{
- enum v4l2_field field;
-
- spin_lock(&dev->slock);
- if (dev->video_q.curr) {
- dev->video_fieldcount++;
- field = dev->video_q.curr->vb.field;
- if (V4L2_FIELD_HAS_BOTH(field)) {
- /* make sure we have seen both fields */
- if ((status & 0x10) == 0x00) {
- dev->video_q.curr->top_seen = 1;
- goto done;
- }
- if (!dev->video_q.curr->top_seen)
- goto done;
- } else if (field == V4L2_FIELD_TOP) {
- if ((status & 0x10) != 0x10)
- goto done;
- } else if (field == V4L2_FIELD_BOTTOM) {
- if ((status & 0x10) != 0x00)
- goto done;
- }
- dev->video_q.curr->vb.field_count = dev->video_fieldcount;
- saa7134_buffer_finish(dev,&dev->video_q,VIDEOBUF_DONE);
- }
- saa7134_buffer_next(dev,&dev->video_q);
-
- done:
- spin_unlock(&dev->slock);
-}
-
-/* ----------------------------------------------------------- */
-/*
- * Local variables:
- * c-basic-offset: 8
- * End:
- */
generated by cgit v1.2.3 (git 2.39.1) at 2024-11-22 05:35:31 +0000