On Tue, 24 Jul 2018 15:36:01 +0200
Boris Brezillon <boris.brezil...@bootlin.com> wrote:
> This is needed to ensure ->is_unity is correct when the plane was
> previously configured to output a multi-planar format with scaling
> enabled, and is then being reconfigured to output a uniplanar format.
>
> Fixes: fc04023fafec ("drm/vc4: Add support for YUV planes.")
> Cc: <sta...@vger.kernel.org>
> Signed-off-by: Boris Brezillon <boris.brezil...@bootlin.com>
Applied to drm-misc-fixes.
> ---
> drivers/gpu/drm/vc4/vc4_plane.c | 3 +++
> 1 file changed, 3 insertions(+)
>
> diff --git a/drivers/gpu/drm/vc4/vc4_plane.c b/drivers/gpu/drm/vc4/vc4_plane.c
> index 9d7a36f148cf..cfb50fedfa2b 100644
> --- a/drivers/gpu/drm/vc4/vc4_plane.c
> +++ b/drivers/gpu/drm/vc4/vc4_plane.c
> @@ -320,6 +320,9 @@ static int vc4_plane_setup_clipping_and_scaling(struct
> drm_plane_state *state)
> vc4_state->x_scaling[0] = VC4_SCALING_TPZ;
> if (vc4_state->y_scaling[0] == VC4_SCALING_NONE)
> vc4_state->y_scaling[0] = VC4_SCALING_TPZ;
> + } else {
> + vc4_state->x_scaling[1] = VC4_SCALING_NONE;
> + vc4_state->y_scaling[1] = VC4_SCALING_NONE;
> }
>
> vc4_state->is_unity = (vc4_state->x_scaling[0] == VC4_SCALING_NONE &&
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