Hi again,
> Vaibhav Hiremath <[email protected]> wrote:
>From: Vaibhav Hiremath <[email protected]>
>
>
>Signed-off-by: Vaibhav Hiremath <[email protected]>
>---
> drivers/media/video/mem2mem_testdev.c | 58 ++++++++++++++------------------
> 1 files changed, 25 insertions(+), 33 deletions(-)
>
>diff --git a/drivers/media/video/mem2mem_testdev.c
>b/drivers/media/video/mem2mem_testdev.c
>index 05630e3..1f35b7e 100644
>--- a/drivers/media/video/mem2mem_testdev.c
>+++ b/drivers/media/video/mem2mem_testdev.c
>@@ -98,11 +98,10 @@ static struct m2mtest_fmt formats[] = {
> };
>
> /* Per-queue, driver-specific private data */
>-struct m2mtest_q_data
>-{
>- unsigned int width;
>- unsigned int height;
>- unsigned int sizeimage;
>+struct m2mtest_q_data {
>+ u32 width;
>+ u32 height;
>+ u32 sizeimage;
> struct m2mtest_fmt *fmt;
> };
Could you explain this change?
[...]
>@@ -158,7 +156,7 @@ static struct v4l2_queryctrl m2mtest_ctrls[] = {
> static struct m2mtest_fmt *find_format(struct v4l2_format *f)
> {
> struct m2mtest_fmt *fmt;
>- unsigned int k;
>+ u32 k;
This is a loop index... Is there any reason for using u32?
[...]
>@@ -535,8 +532,8 @@ static int vidioc_s_fmt(struct m2mtest_ctx *ctx, struct
>v4l2_format *f)
>
> if (videobuf_queue_is_busy(vq)) {
> v4l2_err(&ctx->dev->v4l2_dev, "%s queue busy\n", __func__);
>- ret = -EBUSY;
>- goto out;
>+ mutex_unlock(&vq->vb_lock);
>+ return -EBUSY;
> }
>
> q_data->fmt = find_format(f);
>@@ -550,9 +547,7 @@ static int vidioc_s_fmt(struct m2mtest_ctx *ctx, struct
>v4l2_format *f)
> "Setting format for type %d, wxh: %dx%d, fmt: %d\n",
> f->type, q_data->width, q_data->height, q_data->fmt->fourcc);
>
>-out:
>- mutex_unlock(&vq->vb_lock);
>- return ret;
>+ return 0;
> }
>
Unless I'm somehow misreading patch output, aren't you removing mutex_unlock
for the path
that reaches the end of the function?
[...]
Best regards
--
Pawel Osciak
Linux Platform Group
Samsung Poland R&D Center
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