From a500a9388ab6277a507cda0a1eb437d00bdd6840 Mon Sep 17 00:00:00 2001
From: Philipp Zabel
Date: Fri, 11 Jul 2014 06:36:13 -0300
Subject: [PATCH] [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
Signed-off-by: Kamil Debski
Signed-off-by: Mauro Carvalho Chehab
---
drivers/media/platform/coda.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/media/platform/coda.c b/drivers/media/platform/coda.c
index fc99d7486198..6c9d18c28b3b 100644
--- a/drivers/media/platform/coda.c
+++ b/drivers/media/platform/coda.c
@@ -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",
--
2.20.1