Re: [PATCH] drm/vc4: Fix scaling of uni-planar formats

[Boris Brezillon <boris.brezillon@bootlin.com>]

On Mon,  7 May 2018 14:13:03 +0200
Boris Brezillon <boris.brezillon@bootlin.com> wrote:

> When using uni-planar formats (like RGB), the scaling parameters are
> stored in plane 0, not plane 1.
> 
> Fixes: fc04023fafec ("drm/vc4: Add support for YUV planes.")
> Cc: stable@vger.kernel.org
> Signed-off-by: Boris Brezillon <boris.brezillon@bootlin.com>

Queued to drm-misc-fixes.

> ---
>  drivers/gpu/drm/vc4/vc4_plane.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/gpu/drm/vc4/vc4_plane.c b/drivers/gpu/drm/vc4/vc4_plane.c
> index ebf081c7a53b..6831975604b5 100644
> --- a/drivers/gpu/drm/vc4/vc4_plane.c
> +++ b/drivers/gpu/drm/vc4/vc4_plane.c
> @@ -541,7 +541,7 @@ static int vc4_plane_mode_set(struct drm_plane *plane,
>  	 * the scl fields here.
>  	 */
>  	if (num_planes == 1) {
> -		scl0 = vc4_get_scl_field(state, 1);
> +		scl0 = vc4_get_scl_field(state, 0);
>  		scl1 = scl0;
>  	} else {
>  		scl0 = vc4_get_scl_field(state, 1);