Hi Nklas,
Thank you for the patch.
On Wed, Oct 09, 2019 at 01:22:01AM +0200, Niklas Söderlund wrote:
> The rectangle used to correct the compose settings when changing the
> format was created inside a helper function and not where it was used.
> This is confusing and makes the code harder to read, fix this.
>
> This cleanup is made possible due to refactoring elsewhere and there is
> no functional change.
>
> Signed-off-by: Niklas Söderlund <niklas.soderlund+rene...@ragnatech.se>
> ---
> drivers/media/platform/rcar-vin/rcar-v4l2.c | 25 +++++++++------------
> 1 file changed, 11 insertions(+), 14 deletions(-)
>
> diff --git a/drivers/media/platform/rcar-vin/rcar-v4l2.c
> b/drivers/media/platform/rcar-vin/rcar-v4l2.c
> index f809350c514c337c..9a9b89c0dc0b3be4 100644
> --- a/drivers/media/platform/rcar-vin/rcar-v4l2.c
> +++ b/drivers/media/platform/rcar-vin/rcar-v4l2.c
> @@ -181,8 +181,7 @@ static int rvin_reset_format(struct rvin_dev *vin)
>
> static int rvin_try_format(struct rvin_dev *vin, u32 which,
> struct v4l2_pix_format *pix,
> - struct v4l2_rect *src_rect,
> - struct v4l2_rect *compose)
> + struct v4l2_rect *src_rect)
> {
> struct v4l2_subdev *sd = vin_to_source(vin);
> struct v4l2_subdev_pad_config *pad_cfg;
> @@ -229,13 +228,6 @@ static int rvin_try_format(struct rvin_dev *vin, u32
> which,
> pix->height = height;
>
> rvin_format_align(vin, pix);
> -
> - if (compose) {
> - compose->top = 0;
> - compose->left = 0;
> - compose->width = pix->width;
> - compose->height = pix->height;
> - }
> done:
> v4l2_subdev_free_pad_config(pad_cfg);
>
> @@ -259,28 +251,33 @@ static int rvin_try_fmt_vid_cap(struct file *file, void
> *priv,
> {
> struct rvin_dev *vin = video_drvdata(file);
>
> - return rvin_try_format(vin, V4L2_SUBDEV_FORMAT_TRY, &f->fmt.pix, NULL,
> - NULL);
> + return rvin_try_format(vin, V4L2_SUBDEV_FORMAT_TRY, &f->fmt.pix, NULL);
> }
>
> static int rvin_s_fmt_vid_cap(struct file *file, void *priv,
> struct v4l2_format *f)
> {
> struct rvin_dev *vin = video_drvdata(file);
> - struct v4l2_rect src_rect, compose;
> + struct v4l2_rect fmt_rect, src_rect;
I would rename fmt_rect to something more descriptive. Maybe full_rect,
compose_bounds, ... ? Apart from that,
Reviewed-by: Laurent Pinchart <laurent.pinch...@ideasonboard.com>
> int ret;
>
> if (vb2_is_busy(&vin->queue))
> return -EBUSY;
>
> ret = rvin_try_format(vin, V4L2_SUBDEV_FORMAT_ACTIVE, &f->fmt.pix,
> - &src_rect, &compose);
> + &src_rect);
> if (ret)
> return ret;
>
> vin->format = f->fmt.pix;
> +
> + fmt_rect.top = 0;
> + fmt_rect.left = 0;
> + fmt_rect.width = vin->format.width;
> + fmt_rect.height = vin->format.height;
> +
> v4l2_rect_map_inside(&vin->crop, &src_rect);
> - v4l2_rect_map_inside(&vin->compose, &compose);
> + v4l2_rect_map_inside(&vin->compose, &fmt_rect);
> vin->src_rect = src_rect;
>
> return 0;
--
Regards,
Laurent Pinchart
