From: Hans Verkuil <hans.verk...@cisco.com>
This resolves an issue raised by v4l2-compliance: if the given format does
not exist, then pick a default format.
While there is an exception regarding this for TV capture drivers, this
m2m driver should do the right thing.
Signed-off-by: Hans Verkuil <hans.verk...@cisco.com>
---
drivers/media/platform/mem2mem_testdev.c | 12 ++++++++++--
1 file changed, 10 insertions(+), 2 deletions(-)
diff --git a/drivers/media/platform/mem2mem_testdev.c
b/drivers/media/platform/mem2mem_testdev.c
index 5c6067d..104d863 100644
--- a/drivers/media/platform/mem2mem_testdev.c
+++ b/drivers/media/platform/mem2mem_testdev.c
@@ -543,7 +543,11 @@ static int vidioc_try_fmt_vid_cap(struct file *file, void
*priv,
struct m2mtest_ctx *ctx = file2ctx(file);
fmt = find_format(f);
- if (!fmt || !(fmt->types & MEM2MEM_CAPTURE)) {
+ if (!fmt) {
+ f->fmt.pix.pixelformat = formats[0].fourcc;
+ fmt = find_format(f);
+ }
+ if (!(fmt->types & MEM2MEM_CAPTURE)) {
v4l2_err(&ctx->dev->v4l2_dev,
"Fourcc format (0x%08x) invalid.\n",
f->fmt.pix.pixelformat);
@@ -561,7 +565,11 @@ static int vidioc_try_fmt_vid_out(struct file *file, void
*priv,
struct m2mtest_ctx *ctx = file2ctx(file);
fmt = find_format(f);
- if (!fmt || !(fmt->types & MEM2MEM_OUTPUT)) {
+ if (!fmt) {
+ f->fmt.pix.pixelformat = formats[0].fourcc;
+ fmt = find_format(f);
+ }
+ if (!(fmt->types & MEM2MEM_OUTPUT)) {
v4l2_err(&ctx->dev->v4l2_dev,
"Fourcc format (0x%08x) invalid.\n",
f->fmt.pix.pixelformat);
--
1.9.0
--
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