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authorPhilipp Zabel <p.zabel@pengutronix.de>2014-07-11 06:36:18 -0300
committerMauro Carvalho Chehab <m.chehab@samsung.com>2014-07-22 11:54:29 -0300
commitb9736299c427d5b3df7324e4469f9ce46793f943 (patch)
tree2ce05b320d5484e31367aa0dbc2891ee376921ff /drivers/media/platform/coda.c
parent8954844195670217f57ed185f003bca287fd8ebd (diff)
[media] coda: remove BUG() in get_q_data
This allows us to get rid of the now superfluous v4l2_m2m_get_vq check in G_FMT. Also, we can use this to check the buffer type in G_SELECTION later. 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>
Diffstat (limited to 'drivers/media/platform/coda.c')
-rw-r--r--drivers/media/platform/coda.c12
1 files changed, 5 insertions, 7 deletions
diff --git a/drivers/media/platform/coda.c b/drivers/media/platform/coda.c
index 667149485d9..f1b16dff89d 100644
--- a/drivers/media/platform/coda.c
+++ b/drivers/media/platform/coda.c
@@ -326,9 +326,8 @@ static struct coda_q_data *get_q_data(struct coda_ctx *ctx,
case V4L2_BUF_TYPE_VIDEO_CAPTURE:
return &(ctx->q_data[V4L2_M2M_DST]);
default:
- BUG();
+ return NULL;
}
- return NULL;
}
/*
@@ -571,15 +570,12 @@ static int coda_enum_fmt_vid_out(struct file *file, void *priv,
static int coda_g_fmt(struct file *file, void *priv,
struct v4l2_format *f)
{
- struct vb2_queue *vq;
struct coda_q_data *q_data;
struct coda_ctx *ctx = fh_to_ctx(priv);
- vq = v4l2_m2m_get_vq(ctx->m2m_ctx, f->type);
- if (!vq)
- return -EINVAL;
-
q_data = get_q_data(ctx, f->type);
+ if (!q_data)
+ return -EINVAL;
f->fmt.pix.field = V4L2_FIELD_NONE;
f->fmt.pix.pixelformat = q_data->fourcc;
@@ -628,6 +624,8 @@ static int coda_try_fmt(struct coda_ctx *ctx, struct coda_codec *codec,
break;
default:
q_data = get_q_data(ctx, f->type);
+ if (!q_data)
+ return -EINVAL;
f->fmt.pix.pixelformat = q_data->fourcc;
}