diff options
Diffstat (limited to 'drivers/media/video/ivtv/ivtv-streams.c')
| -rw-r--r-- | drivers/media/video/ivtv/ivtv-streams.c | 43 |
1 files changed, 38 insertions, 5 deletions
diff --git a/drivers/media/video/ivtv/ivtv-streams.c b/drivers/media/video/ivtv/ivtv-streams.c index 1f9387f6ca24..a937e2ff9b6e 100644 --- a/drivers/media/video/ivtv/ivtv-streams.c +++ b/drivers/media/video/ivtv/ivtv-streams.c @@ -42,6 +42,7 @@ #include "ivtv-yuv.h" #include "ivtv-cards.h" #include "ivtv-streams.h" +#include <media/v4l2-event.h> static const struct v4l2_file_operations ivtv_v4l2_enc_fops = { .owner = THIS_MODULE, @@ -343,7 +344,10 @@ static void ivtv_vbi_setup(struct ivtv *itv) ivtv_vapi(itv, CX2341X_ENC_SET_VBI_LINE, 5, 0xffff , 0, 0, 0, 0); /* setup VBI registers */ - v4l2_subdev_call(itv->sd_video, video, s_fmt, &itv->vbi.in); + if (raw) + v4l2_subdev_call(itv->sd_video, vbi, s_raw_fmt, &itv->vbi.in.fmt.vbi); + else + v4l2_subdev_call(itv->sd_video, vbi, s_sliced_fmt, &itv->vbi.in.fmt.sliced); /* determine number of lines and total number of VBI bytes. A raw line takes 1443 bytes: 2 * 720 + 4 byte frame header - 1 @@ -581,10 +585,9 @@ int ivtv_start_v4l2_encode_stream(struct ivtv_stream *s) v4l2_subdev_call(itv->sd_audio, audio, s_stream, 1); /* Avoid unpredictable PCI bus hang - disable video clocks */ v4l2_subdev_call(itv->sd_video, video, s_stream, 0); - ivtv_msleep_timeout(150, 1); + ivtv_msleep_timeout(300, 1); ivtv_vapi(itv, CX2341X_ENC_INITIALIZE_INPUT, 0); v4l2_subdev_call(itv->sd_video, video, s_stream, 1); - ivtv_msleep_timeout(150, 1); } /* begin_capture */ @@ -615,12 +618,17 @@ static int ivtv_setup_v4l2_decode_stream(struct ivtv_stream *s) struct ivtv *itv = s->itv; struct cx2341x_mpeg_params *p = &itv->params; int datatype; + u16 width; + u16 height; if (s->vdev == NULL) return -EINVAL; IVTV_DEBUG_INFO("Setting some initial decoder settings\n"); + width = p->width; + height = p->height; + /* set audio mode to left/stereo for dual/stereo mode. */ ivtv_vapi(itv, CX2341X_DEC_SET_AUDIO_MODE, 2, itv->audio_bilingual_mode, itv->audio_stereo_mode); @@ -643,7 +651,14 @@ static int ivtv_setup_v4l2_decode_stream(struct ivtv_stream *s) 2 = yuv_from_host */ switch (s->type) { case IVTV_DEC_STREAM_TYPE_YUV: - datatype = itv->output_mode == OUT_PASSTHROUGH ? 1 : 2; + if (itv->output_mode == OUT_PASSTHROUGH) { + datatype = 1; + } else { + /* Fake size to avoid switching video standard */ + datatype = 2; + width = 720; + height = itv->is_out_50hz ? 576 : 480; + } IVTV_DEBUG_INFO("Setup DEC YUV Stream data[0] = %d\n", datatype); break; case IVTV_DEC_STREAM_TYPE_MPG: @@ -652,9 +667,13 @@ static int ivtv_setup_v4l2_decode_stream(struct ivtv_stream *s) break; } if (ivtv_vapi(itv, CX2341X_DEC_SET_DECODER_SOURCE, 4, datatype, - p->width, p->height, p->audio_properties)) { + width, height, p->audio_properties)) { IVTV_DEBUG_WARN("Couldn't initialize decoder source\n"); } + + /* Decoder sometimes dies here, so wait a moment */ + ivtv_msleep_timeout(10, 0); + return 0; } @@ -694,6 +713,9 @@ int ivtv_start_v4l2_decode_stream(struct ivtv_stream *s, int gop_offset) /* start playback */ ivtv_vapi(itv, CX2341X_DEC_START_PLAYBACK, 2, gop_offset, 0); + /* Let things settle before we actually start */ + ivtv_msleep_timeout(10, 0); + /* Clear the following Interrupt mask bits for decoding */ ivtv_clear_irq_mask(itv, IVTV_IRQ_MASK_DECODE); IVTV_DEBUG_IRQ("IRQ Mask is now: 0x%08x\n", itv->irqmask); @@ -830,6 +852,10 @@ int ivtv_stop_v4l2_encode_stream(struct ivtv_stream *s, int gop_end) ivtv_set_irq_mask(itv, IVTV_IRQ_ENC_VIM_RST); } + /* Raw-passthrough is implied on start. Make sure it's stopped so + the encoder will re-initialize when next started */ + ivtv_vapi(itv, CX2341X_ENC_STOP_CAPTURE, 3, 1, 2, 7); + wake_up(&s->waitq); return 0; @@ -837,6 +863,9 @@ int ivtv_stop_v4l2_encode_stream(struct ivtv_stream *s, int gop_end) int ivtv_stop_v4l2_decode_stream(struct ivtv_stream *s, int flags, u64 pts) { + static const struct v4l2_event ev = { + .type = V4L2_EVENT_EOS, + }; struct ivtv *itv = s->itv; if (s->vdev == NULL) @@ -883,11 +912,15 @@ int ivtv_stop_v4l2_decode_stream(struct ivtv_stream *s, int flags, u64 pts) clear_bit(IVTV_F_S_STREAMING, &s->s_flags); ivtv_flush_queues(s); + /* decoder needs time to settle */ + ivtv_msleep_timeout(40, 0); + /* decrement decoding */ atomic_dec(&itv->decoding); set_bit(IVTV_F_I_EV_DEC_STOPPED, &itv->i_flags); wake_up(&itv->event_waitq); + v4l2_event_queue(s->vdev, &ev); /* wake up wait queues */ wake_up(&s->waitq); |