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path: root/drivers/media/video/ivtv/ivtv-ioctl.c
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Diffstat (limited to 'drivers/media/video/ivtv/ivtv-ioctl.c')
-rw-r--r--drivers/media/video/ivtv/ivtv-ioctl.c188
1 files changed, 88 insertions, 100 deletions
diff --git a/drivers/media/video/ivtv/ivtv-ioctl.c b/drivers/media/video/ivtv/ivtv-ioctl.c
index c4bc48143098..5452beef8e11 100644
--- a/drivers/media/video/ivtv/ivtv-ioctl.c
+++ b/drivers/media/video/ivtv/ivtv-ioctl.c
@@ -246,34 +246,40 @@ static int ivtv_validate_speed(int cur_speed, int new_speed)
}
static int ivtv_video_command(struct ivtv *itv, struct ivtv_open_id *id,
- struct video_command *vc, int try)
+ struct v4l2_decoder_cmd *dc, int try)
{
struct ivtv_stream *s = &itv->streams[IVTV_DEC_STREAM_TYPE_MPG];
if (!(itv->v4l2_cap & V4L2_CAP_VIDEO_OUTPUT))
return -EINVAL;
- switch (vc->cmd) {
- case VIDEO_CMD_PLAY: {
- vc->flags = 0;
- vc->play.speed = ivtv_validate_speed(itv->speed, vc->play.speed);
- if (vc->play.speed < 0)
- vc->play.format = VIDEO_PLAY_FMT_GOP;
+ switch (dc->cmd) {
+ case V4L2_DEC_CMD_START: {
+ dc->flags &= V4L2_DEC_CMD_START_MUTE_AUDIO;
+ dc->start.speed = ivtv_validate_speed(itv->speed, dc->start.speed);
+ if (dc->start.speed < 0)
+ dc->start.format = V4L2_DEC_START_FMT_GOP;
+ else
+ dc->start.format = V4L2_DEC_START_FMT_NONE;
+ if (dc->start.speed != 500 && dc->start.speed != 1500)
+ dc->flags = dc->start.speed == 1000 ? 0 :
+ V4L2_DEC_CMD_START_MUTE_AUDIO;
if (try) break;
+ itv->speed_mute_audio = dc->flags & V4L2_DEC_CMD_START_MUTE_AUDIO;
if (ivtv_set_output_mode(itv, OUT_MPG) != OUT_MPG)
return -EBUSY;
if (test_and_clear_bit(IVTV_F_I_DEC_PAUSED, &itv->i_flags)) {
/* forces ivtv_set_speed to be called */
itv->speed = 0;
}
- return ivtv_start_decoding(id, vc->play.speed);
+ return ivtv_start_decoding(id, dc->start.speed);
}
- case VIDEO_CMD_STOP:
- vc->flags &= VIDEO_CMD_STOP_IMMEDIATELY|VIDEO_CMD_STOP_TO_BLACK;
- if (vc->flags & VIDEO_CMD_STOP_IMMEDIATELY)
- vc->stop.pts = 0;
+ case V4L2_DEC_CMD_STOP:
+ dc->flags &= V4L2_DEC_CMD_STOP_IMMEDIATELY | V4L2_DEC_CMD_STOP_TO_BLACK;
+ if (dc->flags & V4L2_DEC_CMD_STOP_IMMEDIATELY)
+ dc->stop.pts = 0;
if (try) break;
if (atomic_read(&itv->decoding) == 0)
return 0;
@@ -281,22 +287,22 @@ static int ivtv_video_command(struct ivtv *itv, struct ivtv_open_id *id,
return -EBUSY;
itv->output_mode = OUT_NONE;
- return ivtv_stop_v4l2_decode_stream(s, vc->flags, vc->stop.pts);
+ return ivtv_stop_v4l2_decode_stream(s, dc->flags, dc->stop.pts);
- case VIDEO_CMD_FREEZE:
- vc->flags &= VIDEO_CMD_FREEZE_TO_BLACK;
+ case V4L2_DEC_CMD_PAUSE:
+ dc->flags &= V4L2_DEC_CMD_PAUSE_TO_BLACK;
if (try) break;
if (itv->output_mode != OUT_MPG)
return -EBUSY;
if (atomic_read(&itv->decoding) > 0) {
ivtv_vapi(itv, CX2341X_DEC_PAUSE_PLAYBACK, 1,
- (vc->flags & VIDEO_CMD_FREEZE_TO_BLACK) ? 1 : 0);
+ (dc->flags & V4L2_DEC_CMD_PAUSE_TO_BLACK) ? 1 : 0);
set_bit(IVTV_F_I_DEC_PAUSED, &itv->i_flags);
}
break;
- case VIDEO_CMD_CONTINUE:
- vc->flags = 0;
+ case V4L2_DEC_CMD_RESUME:
+ dc->flags = 0;
if (try) break;
if (itv->output_mode != OUT_MPG)
return -EBUSY;
@@ -754,12 +760,15 @@ static int ivtv_s_register(struct file *file, void *fh, struct v4l2_dbg_register
static int ivtv_querycap(struct file *file, void *fh, struct v4l2_capability *vcap)
{
- struct ivtv *itv = fh2id(fh)->itv;
+ struct ivtv_open_id *id = fh2id(file->private_data);
+ struct ivtv *itv = id->itv;
+ struct ivtv_stream *s = &itv->streams[id->type];
strlcpy(vcap->driver, IVTV_DRIVER_NAME, sizeof(vcap->driver));
strlcpy(vcap->card, itv->card_name, sizeof(vcap->card));
snprintf(vcap->bus_info, sizeof(vcap->bus_info), "PCI:%s", pci_name(itv->pdev));
- vcap->capabilities = itv->v4l2_cap; /* capabilities */
+ vcap->capabilities = itv->v4l2_cap | V4L2_CAP_DEVICE_CAPS;
+ vcap->device_caps = s->caps;
return 0;
}
@@ -1476,8 +1485,6 @@ static int ivtv_log_status(struct file *file, void *fh)
struct v4l2_audio audin;
int i;
- IVTV_INFO("================= START STATUS CARD #%d =================\n",
- itv->instance);
IVTV_INFO("Version: %s Card: %s\n", IVTV_VERSION, itv->card_name);
if (itv->hw_flags & IVTV_HW_TVEEPROM) {
struct tveeprom tv;
@@ -1501,13 +1508,6 @@ static int ivtv_log_status(struct file *file, void *fh)
"YUV Frames",
"Passthrough",
};
- static const char * const audio_modes[5] = {
- "Stereo",
- "Left",
- "Right",
- "Mono",
- "Swapped"
- };
static const char * const alpha_mode[4] = {
"None",
"Global",
@@ -1536,9 +1536,6 @@ static int ivtv_log_status(struct file *file, void *fh)
ivtv_get_output(itv, itv->active_output, &vidout);
ivtv_get_audio_output(itv, 0, &audout);
IVTV_INFO("Video Output: %s\n", vidout.name);
- IVTV_INFO("Audio Output: %s (Stereo/Bilingual: %s/%s)\n", audout.name,
- audio_modes[itv->audio_stereo_mode],
- audio_modes[itv->audio_bilingual_mode]);
if (mode < 0 || mode > OUT_PASSTHROUGH)
mode = OUT_NONE;
IVTV_INFO("Output Mode: %s\n", output_modes[mode]);
@@ -1566,12 +1563,27 @@ static int ivtv_log_status(struct file *file, void *fh)
IVTV_INFO("Read MPG/VBI: %lld/%lld bytes\n",
(long long)itv->mpg_data_received,
(long long)itv->vbi_data_inserted);
- IVTV_INFO("================== END STATUS CARD #%d ==================\n",
- itv->instance);
-
return 0;
}
+static int ivtv_decoder_cmd(struct file *file, void *fh, struct v4l2_decoder_cmd *dec)
+{
+ struct ivtv_open_id *id = fh2id(file->private_data);
+ struct ivtv *itv = id->itv;
+
+ IVTV_DEBUG_IOCTL("VIDIOC_DECODER_CMD %d\n", dec->cmd);
+ return ivtv_video_command(itv, id, dec, false);
+}
+
+static int ivtv_try_decoder_cmd(struct file *file, void *fh, struct v4l2_decoder_cmd *dec)
+{
+ struct ivtv_open_id *id = fh2id(file->private_data);
+ struct ivtv *itv = id->itv;
+
+ IVTV_DEBUG_IOCTL("VIDIOC_TRY_DECODER_CMD %d\n", dec->cmd);
+ return ivtv_video_command(itv, id, dec, true);
+}
+
static int ivtv_decoder_ioctls(struct file *filp, unsigned int cmd, void *arg)
{
struct ivtv_open_id *id = fh2id(filp->private_data);
@@ -1605,9 +1617,15 @@ static int ivtv_decoder_ioctls(struct file *filp, unsigned int cmd, void *arg)
return ivtv_yuv_prep_frame(itv, args);
}
+ case IVTV_IOC_PASSTHROUGH_MODE:
+ IVTV_DEBUG_IOCTL("IVTV_IOC_PASSTHROUGH_MODE\n");
+ if (!(itv->v4l2_cap & V4L2_CAP_VIDEO_OUTPUT))
+ return -EINVAL;
+ return ivtv_passthrough_mode(itv, *(int *)arg != 0);
+
case VIDEO_GET_PTS: {
- u32 data[CX2341X_MBOX_MAX_DATA];
- u64 *pts = arg;
+ s64 *pts = arg;
+ s64 frame;
IVTV_DEBUG_IOCTL("VIDEO_GET_PTS\n");
if (s->type < IVTV_DEC_STREAM_TYPE_MPG) {
@@ -1616,29 +1634,12 @@ static int ivtv_decoder_ioctls(struct file *filp, unsigned int cmd, void *arg)
}
if (!(itv->v4l2_cap & V4L2_CAP_VIDEO_OUTPUT))
return -EINVAL;
-
- if (test_bit(IVTV_F_I_VALID_DEC_TIMINGS, &itv->i_flags)) {
- *pts = (u64) ((u64)itv->last_dec_timing[2] << 32) |
- (u64)itv->last_dec_timing[1];
- break;
- }
- *pts = 0;
- if (atomic_read(&itv->decoding)) {
- if (ivtv_api(itv, CX2341X_DEC_GET_TIMING_INFO, 5, data)) {
- IVTV_DEBUG_WARN("GET_TIMING: couldn't read clock\n");
- return -EIO;
- }
- memcpy(itv->last_dec_timing, data, sizeof(itv->last_dec_timing));
- set_bit(IVTV_F_I_VALID_DEC_TIMINGS, &itv->i_flags);
- *pts = (u64) ((u64) data[2] << 32) | (u64) data[1];
- /*timing->scr = (u64) (((u64) data[4] << 32) | (u64) (data[3]));*/
- }
- break;
+ return ivtv_g_pts_frame(itv, pts, &frame);
}
case VIDEO_GET_FRAME_COUNT: {
- u32 data[CX2341X_MBOX_MAX_DATA];
- u64 *frame = arg;
+ s64 *frame = arg;
+ s64 pts;
IVTV_DEBUG_IOCTL("VIDEO_GET_FRAME_COUNT\n");
if (s->type < IVTV_DEC_STREAM_TYPE_MPG) {
@@ -1647,71 +1648,58 @@ static int ivtv_decoder_ioctls(struct file *filp, unsigned int cmd, void *arg)
}
if (!(itv->v4l2_cap & V4L2_CAP_VIDEO_OUTPUT))
return -EINVAL;
-
- if (test_bit(IVTV_F_I_VALID_DEC_TIMINGS, &itv->i_flags)) {
- *frame = itv->last_dec_timing[0];
- break;
- }
- *frame = 0;
- if (atomic_read(&itv->decoding)) {
- if (ivtv_api(itv, CX2341X_DEC_GET_TIMING_INFO, 5, data)) {
- IVTV_DEBUG_WARN("GET_TIMING: couldn't read clock\n");
- return -EIO;
- }
- memcpy(itv->last_dec_timing, data, sizeof(itv->last_dec_timing));
- set_bit(IVTV_F_I_VALID_DEC_TIMINGS, &itv->i_flags);
- *frame = data[0];
- }
- break;
+ return ivtv_g_pts_frame(itv, &pts, frame);
}
case VIDEO_PLAY: {
- struct video_command vc;
+ struct v4l2_decoder_cmd dc;
IVTV_DEBUG_IOCTL("VIDEO_PLAY\n");
- memset(&vc, 0, sizeof(vc));
- vc.cmd = VIDEO_CMD_PLAY;
- return ivtv_video_command(itv, id, &vc, 0);
+ memset(&dc, 0, sizeof(dc));
+ dc.cmd = V4L2_DEC_CMD_START;
+ return ivtv_video_command(itv, id, &dc, 0);
}
case VIDEO_STOP: {
- struct video_command vc;
+ struct v4l2_decoder_cmd dc;
IVTV_DEBUG_IOCTL("VIDEO_STOP\n");
- memset(&vc, 0, sizeof(vc));
- vc.cmd = VIDEO_CMD_STOP;
- vc.flags = VIDEO_CMD_STOP_TO_BLACK | VIDEO_CMD_STOP_IMMEDIATELY;
- return ivtv_video_command(itv, id, &vc, 0);
+ memset(&dc, 0, sizeof(dc));
+ dc.cmd = V4L2_DEC_CMD_STOP;
+ dc.flags = V4L2_DEC_CMD_STOP_TO_BLACK | V4L2_DEC_CMD_STOP_IMMEDIATELY;
+ return ivtv_video_command(itv, id, &dc, 0);
}
case VIDEO_FREEZE: {
- struct video_command vc;
+ struct v4l2_decoder_cmd dc;
IVTV_DEBUG_IOCTL("VIDEO_FREEZE\n");
- memset(&vc, 0, sizeof(vc));
- vc.cmd = VIDEO_CMD_FREEZE;
- return ivtv_video_command(itv, id, &vc, 0);
+ memset(&dc, 0, sizeof(dc));
+ dc.cmd = V4L2_DEC_CMD_PAUSE;
+ return ivtv_video_command(itv, id, &dc, 0);
}
case VIDEO_CONTINUE: {
- struct video_command vc;
+ struct v4l2_decoder_cmd dc;
IVTV_DEBUG_IOCTL("VIDEO_CONTINUE\n");
- memset(&vc, 0, sizeof(vc));
- vc.cmd = VIDEO_CMD_CONTINUE;
- return ivtv_video_command(itv, id, &vc, 0);
+ memset(&dc, 0, sizeof(dc));
+ dc.cmd = V4L2_DEC_CMD_RESUME;
+ return ivtv_video_command(itv, id, &dc, 0);
}
case VIDEO_COMMAND:
case VIDEO_TRY_COMMAND: {
- struct video_command *vc = arg;
+ /* Note: struct v4l2_decoder_cmd has the same layout as
+ struct video_command */
+ struct v4l2_decoder_cmd *dc = arg;
int try = (cmd == VIDEO_TRY_COMMAND);
if (try)
- IVTV_DEBUG_IOCTL("VIDEO_TRY_COMMAND %d\n", vc->cmd);
+ IVTV_DEBUG_IOCTL("VIDEO_TRY_COMMAND %d\n", dc->cmd);
else
- IVTV_DEBUG_IOCTL("VIDEO_COMMAND %d\n", vc->cmd);
- return ivtv_video_command(itv, id, vc, try);
+ IVTV_DEBUG_IOCTL("VIDEO_COMMAND %d\n", dc->cmd);
+ return ivtv_video_command(itv, id, dc, try);
}
case VIDEO_GET_EVENT: {
@@ -1775,17 +1763,13 @@ static int ivtv_decoder_ioctls(struct file *filp, unsigned int cmd, void *arg)
IVTV_DEBUG_IOCTL("AUDIO_CHANNEL_SELECT\n");
if (iarg > AUDIO_STEREO_SWAPPED)
return -EINVAL;
- itv->audio_stereo_mode = iarg;
- ivtv_vapi(itv, CX2341X_DEC_SET_AUDIO_MODE, 2, itv->audio_bilingual_mode, itv->audio_stereo_mode);
- return 0;
+ return v4l2_ctrl_s_ctrl(itv->ctrl_audio_playback, iarg);
case AUDIO_BILINGUAL_CHANNEL_SELECT:
IVTV_DEBUG_IOCTL("AUDIO_BILINGUAL_CHANNEL_SELECT\n");
if (iarg > AUDIO_STEREO_SWAPPED)
return -EINVAL;
- itv->audio_bilingual_mode = iarg;
- ivtv_vapi(itv, CX2341X_DEC_SET_AUDIO_MODE, 2, itv->audio_bilingual_mode, itv->audio_stereo_mode);
- return 0;
+ return v4l2_ctrl_s_ctrl(itv->ctrl_audio_multilingual_playback, iarg);
default:
return -EINVAL;
@@ -1800,6 +1784,7 @@ static long ivtv_default(struct file *file, void *fh, bool valid_prio,
if (!valid_prio) {
switch (cmd) {
+ case IVTV_IOC_PASSTHROUGH_MODE:
case VIDEO_PLAY:
case VIDEO_STOP:
case VIDEO_FREEZE:
@@ -1825,6 +1810,7 @@ static long ivtv_default(struct file *file, void *fh, bool valid_prio,
}
case IVTV_IOC_DMA_FRAME:
+ case IVTV_IOC_PASSTHROUGH_MODE:
case VIDEO_GET_PTS:
case VIDEO_GET_FRAME_COUNT:
case VIDEO_GET_EVENT:
@@ -1889,6 +1875,8 @@ static const struct v4l2_ioctl_ops ivtv_ioctl_ops = {
.vidioc_enum_fmt_vid_cap = ivtv_enum_fmt_vid_cap,
.vidioc_encoder_cmd = ivtv_encoder_cmd,
.vidioc_try_encoder_cmd = ivtv_try_encoder_cmd,
+ .vidioc_decoder_cmd = ivtv_decoder_cmd,
+ .vidioc_try_decoder_cmd = ivtv_try_decoder_cmd,
.vidioc_enum_fmt_vid_out = ivtv_enum_fmt_vid_out,
.vidioc_g_fmt_vid_cap = ivtv_g_fmt_vid_cap,
.vidioc_g_fmt_vbi_cap = ivtv_g_fmt_vbi_cap,
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.