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: stable@vger.kernel.org Signed-off-by: Boris Brezillon boris.brezillon@bootlin.com --- 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 &&