Commit 87994a21 authored May 07, 2018 by Boris Brezillon Committed by Greg Kroah-Hartman May 16, 2018

drm/vc4: Fix scaling of uni-planar formats



commit 9a0e9802217291e54c4dd1fc5462f189a4be14ec upstream.

When using uni-planar formats (like RGB), the scaling parameters are
stored in plane 0, not plane 1.

Fixes: fc04023f ("drm/vc4: Add support for YUV planes.")
Cc: stable@vger.kernel.org
Signed-off-by: Boris Brezillon <boris.brezillon@bootlin.com>
Reviewed-by: Eric Anholt <eric@anholt.net>
Link: https://patchwork.freedesktop.org/patch/msgid/20180507121303.5610-1-boris.brezillon@bootlin.com


Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

parent 0e79ef25

drivers/gpu/drm/vc4/vc4_plane.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -533,7 +533,7 @@ 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);