Hi Niklas,
Thank you for the patch.
On Thu, Aug 08, 2019 at 03:18:47AM +0200, Niklas Söderlund wrote:
> The variable to hold the video source information dimensions was poorly
> named 'source'. This is confusing as a lot of other members of structs
> share the same name with different purposes, rename it src_rect in
> preparation of refactoring code.
>
> Signed-off-by: Niklas Söderlund <niklas.soderlund+renesas@xxxxxxxxxxxx>
> Reviewed-by: Kieran Bingham <kieran.bingham+renesas@xxxxxxxxxxxxxxxx>
> ---
> drivers/media/platform/rcar-vin/rcar-v4l2.c | 33 +++++++++++----------
> drivers/media/platform/rcar-vin/rcar-vin.h | 4 +--
> 2 files changed, 19 insertions(+), 18 deletions(-)
>
> diff --git a/drivers/media/platform/rcar-vin/rcar-v4l2.c b/drivers/media/platform/rcar-vin/rcar-v4l2.c
> index 402b40fcf7184fde..8b30267f1636aaf1 100644
> --- a/drivers/media/platform/rcar-vin/rcar-v4l2.c
> +++ b/drivers/media/platform/rcar-vin/rcar-v4l2.c
> @@ -163,13 +163,13 @@ static int rvin_reset_format(struct rvin_dev *vin)
>
> rvin_format_align(vin, &vin->format);
>
> - vin->source.top = 0;
> - vin->source.left = 0;
> - vin->source.width = vin->format.width;
> - vin->source.height = vin->format.height;
> + vin->src_rect.top = 0;
> + vin->src_rect.left = 0;
> + vin->src_rect.width = vin->format.width;
> + vin->src_rect.height = vin->format.height;
>
> - vin->crop = vin->source;
> - vin->compose = vin->source;
> + vin->crop = vin->src_rect;
> + vin->compose = vin->src_rect;
>
> return 0;
> }
> @@ -281,7 +281,7 @@ static int rvin_s_fmt_vid_cap(struct file *file, void *priv,
> vin->format = f->fmt.pix;
> vin->crop = crop;
> vin->compose = compose;
> - vin->source = crop;
> + vin->src_rect = crop;
>
> return 0;
> }
> @@ -319,8 +319,8 @@ static int rvin_g_selection(struct file *file, void *fh,
> case V4L2_SEL_TGT_CROP_BOUNDS:
> case V4L2_SEL_TGT_CROP_DEFAULT:
> s->r.left = s->r.top = 0;
> - s->r.width = vin->source.width;
> - s->r.height = vin->source.height;
> + s->r.width = vin->src_rect.width;
> + s->r.height = vin->src_rect.height;
> break;
> case V4L2_SEL_TGT_CROP:
> s->r = vin->crop;
> @@ -362,21 +362,22 @@ static int rvin_s_selection(struct file *file, void *fh,
> case V4L2_SEL_TGT_CROP:
> /* Can't crop outside of source input */
> max_rect.top = max_rect.left = 0;
> - max_rect.width = vin->source.width;
> - max_rect.height = vin->source.height;
> + max_rect.width = vin->src_rect.width;
> + max_rect.height = vin->src_rect.height;
> v4l2_rect_map_inside(&r, &max_rect);
>
> - v4l_bound_align_image(&r.width, 6, vin->source.width, 0,
> - &r.height, 2, vin->source.height, 0, 0);
> + v4l_bound_align_image(&r.width, 6, vin->src_rect.width, 0,
> + &r.height, 2, vin->src_rect.height, 0, 0);
>
> - r.top = clamp_t(s32, r.top, 0, vin->source.height - r.height);
> - r.left = clamp_t(s32, r.left, 0, vin->source.width - r.width);
> + r.top = clamp_t(s32, r.top, 0,
> + vin->src_rect.height - r.height);
> + r.left = clamp_t(s32, r.left, 0, vin->src_rect.width - r.width);
>
> vin->crop = s->r = r;
>
> vin_dbg(vin, "Cropped %dx%d@%d:%d of %dx%d\n",
> r.width, r.height, r.left, r.top,
> - vin->source.width, vin->source.height);
> + vin->src_rect.width, vin->src_rect.height);
> break;
> case V4L2_SEL_TGT_COMPOSE:
> /* Make sure compose rect fits inside output format */
> diff --git a/drivers/media/platform/rcar-vin/rcar-vin.h b/drivers/media/platform/rcar-vin/rcar-vin.h
> index e562c2ff21ec7e7b..86e9bad44484092c 100644
> --- a/drivers/media/platform/rcar-vin/rcar-vin.h
> +++ b/drivers/media/platform/rcar-vin/rcar-vin.h
> @@ -176,7 +176,7 @@ struct rvin_info {
> *
> * @crop: active cropping
> * @compose: active composing
> - * @source: active size of the video source
> + * @src_rect: active size of the video source
As this only holds a size you don't need a full rectangle, src_width and
src_height would save a bit of space. Up to you, in any case
Reviewed-by: Laurent Pinchart <laurent.pinchart@xxxxxxxxxxxxxxxx>
> * @std: active video standard of the video source
> *
> * @alpha: Alpha component to fill in for supported pixel formats
> @@ -215,7 +215,7 @@ struct rvin_dev {
>
> struct v4l2_rect crop;
> struct v4l2_rect compose;
> - struct v4l2_rect source;
> + struct v4l2_rect src_rect;
> v4l2_std_id std;
>
> unsigned int alpha;
--
Regards,
Laurent Pinchart
