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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.c11
1 files changed, 9 insertions, 2 deletions
diff --git a/drivers/media/video/ivtv/ivtv-streams.c b/drivers/media/video/ivtv/ivtv-streams.c
index a937e2ff9b6e..55df4190c28d 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 "ivtv-firmware.h"
#include <media/v4l2-event.h>
static const struct v4l2_file_operations ivtv_v4l2_enc_fops = {
@@ -674,12 +675,14 @@ static int ivtv_setup_v4l2_decode_stream(struct ivtv_stream *s)
/* Decoder sometimes dies here, so wait a moment */
ivtv_msleep_timeout(10, 0);
- return 0;
+ /* Known failure point for firmware, so check */
+ return ivtv_firmware_check(itv, "ivtv_setup_v4l2_decode_stream");
}
int ivtv_start_v4l2_decode_stream(struct ivtv_stream *s, int gop_offset)
{
struct ivtv *itv = s->itv;
+ int rc;
if (s->vdev == NULL)
return -EINVAL;
@@ -689,7 +692,11 @@ int ivtv_start_v4l2_decode_stream(struct ivtv_stream *s, int gop_offset)
IVTV_DEBUG_INFO("Starting decode stream %s (gop_offset %d)\n", s->name, gop_offset);
- ivtv_setup_v4l2_decode_stream(s);
+ rc = ivtv_setup_v4l2_decode_stream(s);
+ if (rc < 0) {
+ clear_bit(IVTV_F_S_STREAMING, &s->s_flags);
+ return rc;
+ }
/* set dma size to 65536 bytes */
ivtv_vapi(itv, CX2341X_DEC_SET_DMA_BLOCK_SIZE, 1, 65536);