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path: root/drivers/media/video/ivtv/ivtv-streams.c
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Diffstat (limited to 'drivers/media/video/ivtv/ivtv-streams.c')
-rw-r--r--drivers/media/video/ivtv/ivtv-streams.c23
1 files changed, 21 insertions, 2 deletions
diff --git a/drivers/media/video/ivtv/ivtv-streams.c b/drivers/media/video/ivtv/ivtv-streams.c
index de4288cc1889..9ecacab4b89b 100644
--- a/drivers/media/video/ivtv/ivtv-streams.c
+++ b/drivers/media/video/ivtv/ivtv-streams.c
@@ -618,12 +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);
@@ -646,7 +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:
@@ -655,9 +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;
}
@@ -697,6 +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);