On CODA960, sequence initialization can succeed if less than 512 bytes
are ready in the bitstream ring buffer.
On other variants, warn about too small payload in start_streaming.
Signed-off-by: Philipp Zabel <p.zabel@xxxxxxxxxxxxxx>
---
drivers/media/platform/coda/coda-common.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/drivers/media/platform/coda/coda-common.c b/drivers/media/platform/coda/coda-common.c
index b30945fa0a70..dc9bce896003 100644
--- a/drivers/media/platform/coda/coda-common.c
+++ b/drivers/media/platform/coda/coda-common.c
@@ -1790,7 +1790,9 @@ static int coda_start_streaming(struct vb2_queue *q, unsigned int count)
coda_fill_bitstream(ctx, &list);
mutex_unlock(&ctx->bitstream_mutex);
- if (coda_get_bitstream_payload(ctx) < 512) {
+ if (ctx->dev->devtype->product != CODA_960 &&
+ coda_get_bitstream_payload(ctx) < 512) {
+ v4l2_err(v4l2_dev, "start payload < 512\n");
ret = -EINVAL;
goto err;
}
--
2.20.1
