From 4f31ff010261b9fd232980088bbdbcfcfc4b9318 Mon Sep 17 00:00:00 2001
From: Philipp Zabel
Date: Fri, 18 Jul 2014 07:22:44 -0300
Subject: [PATCH] [media] coda: default to h.264 decoder on invalid formats
If the user provides an invalid format, let the decoder device
default to h.264.
Acked-by: Hans Verkuil
Signed-off-by: Philipp Zabel
Signed-off-by: Kamil Debski
Signed-off-by: Mauro Carvalho Chehab
---
drivers/media/platform/coda.c | 8 +++++++-
1 file changed, 7 insertions(+), 1 deletion(-)
diff --git a/drivers/media/platform/coda.c b/drivers/media/platform/coda.c
index 9493cfdb0ae6..b18814ebcd20 100644
--- a/drivers/media/platform/coda.c
+++ b/drivers/media/platform/coda.c
@@ -683,7 +683,7 @@ static int coda_try_fmt_vid_cap(struct file *file, void *priv,
struct v4l2_format *f)
{
struct coda_ctx *ctx = fh_to_ctx(priv);
- struct coda_codec *codec;
+ struct coda_codec *codec = NULL;
struct vb2_queue *src_vq;
int ret;
@@ -736,6 +736,12 @@ static int coda_try_fmt_vid_out(struct file *file, void *priv,
/* Determine codec by encoded format, returns NULL if raw or invalid */
codec = coda_find_codec(ctx->dev, f->fmt.pix.pixelformat,
V4L2_PIX_FMT_YUV420);
+ if (!codec && ctx->inst_type == CODA_INST_DECODER) {
+ codec = coda_find_codec(ctx->dev, V4L2_PIX_FMT_H264,
+ V4L2_PIX_FMT_YUV420);
+ if (!codec)
+ return -EINVAL;
+ }
if (!f->fmt.pix.colorspace)
f->fmt.pix.colorspace = V4L2_COLORSPACE_REC709;