Re: [RFC RESEND 01/11] vb2: Rename confusingly named internal buffer preparation functions

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Hi Sakari,

Thank you for the patch.

On Friday 11 Sep 2015 14:50:24 Sakari Ailus wrote:
> Rename __qbuf_*() functions which are specific to a buffer type as
> __prepare_*() which matches with what they do. The naming was there for
> historical reasons; the purpose of the functions was changed without
> renaming them.
> 
> Signed-off-by: Sakari Ailus <sakari.ailus@xxxxxxxxxxxxxxx>

Reviewed-by: Laurent Pinchart <laurent.pinchart@xxxxxxxxxxxxxxxx>

> ---
>  drivers/media/v4l2-core/videobuf2-core.c | 19 ++++++++++---------
>  1 file changed, 10 insertions(+), 9 deletions(-)
> 
> diff --git a/drivers/media/v4l2-core/videobuf2-core.c
> b/drivers/media/v4l2-core/videobuf2-core.c index b866a6b..af6a23a 100644
> --- a/drivers/media/v4l2-core/videobuf2-core.c
> +++ b/drivers/media/v4l2-core/videobuf2-core.c
> @@ -1391,18 +1391,19 @@ static void __fill_vb2_buffer(struct vb2_buffer *vb,
> const struct v4l2_buffer *b }
> 
>  /**
> - * __qbuf_mmap() - handle qbuf of an MMAP buffer
> + * __prepare_mmap() - prepare an MMAP buffer
>   */
> -static int __qbuf_mmap(struct vb2_buffer *vb, const struct v4l2_buffer *b)
> +static int __prepare_mmap(struct vb2_buffer *vb, const struct v4l2_buffer
> *b) {
>  	__fill_vb2_buffer(vb, b, vb->v4l2_planes);
>  	return call_vb_qop(vb, buf_prepare, vb);
>  }
> 
>  /**
> - * __qbuf_userptr() - handle qbuf of a USERPTR buffer
> + * __prepare_userptr() - prepare a USERPTR buffer
>   */
> -static int __qbuf_userptr(struct vb2_buffer *vb, const struct v4l2_buffer
> *b) +static int __prepare_userptr(struct vb2_buffer *vb,
> +			     const struct v4l2_buffer *b)
>  {
>  	struct v4l2_plane planes[VIDEO_MAX_PLANES];
>  	struct vb2_queue *q = vb->vb2_queue;
> @@ -1504,9 +1505,9 @@ err:
>  }
> 
>  /**
> - * __qbuf_dmabuf() - handle qbuf of a DMABUF buffer
> + * __prepare_dmabuf() - prepare a DMABUF buffer
>   */
> -static int __qbuf_dmabuf(struct vb2_buffer *vb, const struct v4l2_buffer
> *b) +static int __prepare_dmabuf(struct vb2_buffer *vb, const struct
> v4l2_buffer *b) {
>  	struct v4l2_plane planes[VIDEO_MAX_PLANES];
>  	struct vb2_queue *q = vb->vb2_queue;
> @@ -1678,15 +1679,15 @@ static int __buf_prepare(struct vb2_buffer *vb,
> const struct v4l2_buffer *b)
> 
>  	switch (q->memory) {
>  	case V4L2_MEMORY_MMAP:
> -		ret = __qbuf_mmap(vb, b);
> +		ret = __prepare_mmap(vb, b);
>  		break;
>  	case V4L2_MEMORY_USERPTR:
>  		down_read(&current->mm->mmap_sem);
> -		ret = __qbuf_userptr(vb, b);
> +		ret = __prepare_userptr(vb, b);
>  		up_read(&current->mm->mmap_sem);
>  		break;
>  	case V4L2_MEMORY_DMABUF:
> -		ret = __qbuf_dmabuf(vb, b);
> +		ret = __prepare_dmabuf(vb, b);
>  		break;
>  	default:
>  		WARN(1, "Invalid queue type\n");

-- 
Regards,

Laurent Pinchart

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