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* [PATCH] vb2: Add debug print for the output buffer planes lengths checks
@ 2013-08-26 15:47 Sylwester Nawrocki
  2013-08-27  8:51 ` Laurent Pinchart
  2013-08-27  8:59 ` Marek Szyprowski
  0 siblings, 2 replies; 3+ messages in thread
From: Sylwester Nawrocki @ 2013-08-26 15:47 UTC (permalink / raw)
  To: linux-media
  Cc: m.szyprowski, pawel, hans.verkuil, laurent.pinchart, m.chehab,
	Sylwester Nawrocki, Kyungmin Park

Add debug print so it's easier to find any errors resulting from
the planes' configuration checks added in commit 8023ed09cb278004a2
"videobuf2-core: Verify planes lengths for output buffers".

Signed-off-by: Sylwester Nawrocki <s.nawrocki@samsung.com>
Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com>
---
 drivers/media/v4l2-core/videobuf2-core.c |    5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/drivers/media/v4l2-core/videobuf2-core.c b/drivers/media/v4l2-core/videobuf2-core.c
index de0e87f..6bffc96 100644
--- a/drivers/media/v4l2-core/videobuf2-core.c
+++ b/drivers/media/v4l2-core/videobuf2-core.c
@@ -1205,8 +1205,11 @@ static int __buf_prepare(struct vb2_buffer *vb, const struct v4l2_buffer *b)
 	int ret;
 
 	ret = __verify_length(vb, b);
-	if (ret < 0)
+	if (ret < 0) {
+		dprintk(1, "%s(): plane parameters verification failed: %d\n",
+			__func__, ret);
 		return ret;
+	}
 
 	switch (q->memory) {
 	case V4L2_MEMORY_MMAP:
-- 
1.7.9.5


^ permalink raw reply related	[flat|nested] 3+ messages in thread

* Re: [PATCH] vb2: Add debug print for the output buffer planes lengths checks
  2013-08-26 15:47 [PATCH] vb2: Add debug print for the output buffer planes lengths checks Sylwester Nawrocki
@ 2013-08-27  8:51 ` Laurent Pinchart
  2013-08-27  8:59 ` Marek Szyprowski
  1 sibling, 0 replies; 3+ messages in thread
From: Laurent Pinchart @ 2013-08-27  8:51 UTC (permalink / raw)
  To: Sylwester Nawrocki
  Cc: linux-media, m.szyprowski, pawel, hans.verkuil, m.chehab,
	Kyungmin Park

Hi Sylwester,

Thank you for the patch.

On Monday 26 August 2013 17:47:53 Sylwester Nawrocki wrote:
> Add debug print so it's easier to find any errors resulting from
> the planes' configuration checks added in commit 8023ed09cb278004a2
> "videobuf2-core: Verify planes lengths for output buffers".
> 
> Signed-off-by: Sylwester Nawrocki <s.nawrocki@samsung.com>
> Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com>

Acked-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>

> ---
>  drivers/media/v4l2-core/videobuf2-core.c |    5 ++++-
>  1 file changed, 4 insertions(+), 1 deletion(-)
> 
> diff --git a/drivers/media/v4l2-core/videobuf2-core.c
> b/drivers/media/v4l2-core/videobuf2-core.c index de0e87f..6bffc96 100644
> --- a/drivers/media/v4l2-core/videobuf2-core.c
> +++ b/drivers/media/v4l2-core/videobuf2-core.c
> @@ -1205,8 +1205,11 @@ static int __buf_prepare(struct vb2_buffer *vb, const
> struct v4l2_buffer *b) int ret;
> 
>  	ret = __verify_length(vb, b);
> -	if (ret < 0)
> +	if (ret < 0) {
> +		dprintk(1, "%s(): plane parameters verification failed: %d\n",
> +			__func__, ret);
>  		return ret;
> +	}
> 
>  	switch (q->memory) {
>  	case V4L2_MEMORY_MMAP:
-- 
Regards,

Laurent Pinchart


^ permalink raw reply	[flat|nested] 3+ messages in thread

* Re: [PATCH] vb2: Add debug print for the output buffer planes lengths checks
  2013-08-26 15:47 [PATCH] vb2: Add debug print for the output buffer planes lengths checks Sylwester Nawrocki
  2013-08-27  8:51 ` Laurent Pinchart
@ 2013-08-27  8:59 ` Marek Szyprowski
  1 sibling, 0 replies; 3+ messages in thread
From: Marek Szyprowski @ 2013-08-27  8:59 UTC (permalink / raw)
  To: Sylwester Nawrocki
  Cc: linux-media, pawel, hans.verkuil, laurent.pinchart, m.chehab,
	Kyungmin Park

Hello,

On 8/26/2013 5:47 PM, Sylwester Nawrocki wrote:
> Add debug print so it's easier to find any errors resulting from
> the planes' configuration checks added in commit 8023ed09cb278004a2
> "videobuf2-core: Verify planes lengths for output buffers".
>
> Signed-off-by: Sylwester Nawrocki <s.nawrocki@samsung.com>
> Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com>

Acked-by: Marek Szyprowski <m.szyprowski@samsung.com>

> ---
>   drivers/media/v4l2-core/videobuf2-core.c |    5 ++++-
>   1 file changed, 4 insertions(+), 1 deletion(-)
>
> diff --git a/drivers/media/v4l2-core/videobuf2-core.c b/drivers/media/v4l2-core/videobuf2-core.c
> index de0e87f..6bffc96 100644
> --- a/drivers/media/v4l2-core/videobuf2-core.c
> +++ b/drivers/media/v4l2-core/videobuf2-core.c
> @@ -1205,8 +1205,11 @@ static int __buf_prepare(struct vb2_buffer *vb, const struct v4l2_buffer *b)
>   	int ret;
>   
>   	ret = __verify_length(vb, b);
> -	if (ret < 0)
> +	if (ret < 0) {
> +		dprintk(1, "%s(): plane parameters verification failed: %d\n",
> +			__func__, ret);
>   		return ret;
> +	}
>   
>   	switch (q->memory) {
>   	case V4L2_MEMORY_MMAP:

Best regards
-- 
Marek Szyprowski
Samsung R&D Institute Poland



^ permalink raw reply	[flat|nested] 3+ messages in thread

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2013-08-26 15:47 [PATCH] vb2: Add debug print for the output buffer planes lengths checks Sylwester Nawrocki
2013-08-27  8:51 ` Laurent Pinchart
2013-08-27  8:59 ` Marek Szyprowski

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