4.14-stable review patch. If anyone has any objections, please let me know.
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From: Boris Brezillon boris.brezillon@bootlin.com
commit 9a0e9802217291e54c4dd1fc5462f189a4be14ec upstream.
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 Reviewed-by: Eric Anholt eric@anholt.net Link: https://patchwork.freedesktop.org/patch/msgid/20180507121303.5610-1-boris.br... Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org
--- drivers/gpu/drm/vc4/vc4_plane.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
--- a/drivers/gpu/drm/vc4/vc4_plane.c +++ b/drivers/gpu/drm/vc4/vc4_plane.c @@ -535,7 +535,7 @@ static int vc4_plane_mode_set(struct drm * 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);