[media] coda: fix readback of CODA_RET_DEC_SEQ_FRAME_NEED

Previously we'd add one to this value, allocating one additional, superfluous
internal buffer.

Signed-off-by: Philipp Zabel <p.zabel@pengutronix.de>
Signed-off-by: Kamil Debski <k.debski@samsung.com>
Signed-off-by: Mauro Carvalho Chehab <m.chehab@samsung.com>
This commit is contained in:
Philipp Zabel 2014-07-11 06:36:13 -03:00 committed by Mauro Carvalho Chehab
parent 1a8b381995
commit a500a9388a

View File

@ -1887,7 +1887,7 @@ static int coda_start_decoding(struct coda_ctx *ctx)
v4l2_dbg(1, coda_debug, &dev->v4l2_dev, "%s instance %d now: %dx%d\n",
__func__, ctx->idx, width, height);
ctx->num_internal_frames = coda_read(dev, CODA_RET_DEC_SEQ_FRAME_NEED) + 1;
ctx->num_internal_frames = coda_read(dev, CODA_RET_DEC_SEQ_FRAME_NEED);
if (ctx->num_internal_frames > CODA_MAX_FRAMEBUFFERS) {
v4l2_err(&dev->v4l2_dev,
"not enough framebuffers to decode (%d < %d)\n",