drm/i915/skl: Support the advertized index format
We advertize C8 in the primary plane formats didn't have the
corresponding code to set PLANE_CTL accordingly.
Signed-off-by: Damien Lespiau <damien.lespiau@intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c
index 49d7227..dadb52a 100644
--- a/drivers/gpu/drm/i915/intel_display.c
+++ b/drivers/gpu/drm/i915/intel_display.c
@@ -2956,6 +2956,9 @@
u32 format = 0;
switch (pixel_format) {
+ case DRM_FORMAT_C8:
+ format = PLANE_CTL_FORMAT_INDEXED;
+ break;
case DRM_FORMAT_RGB565:
format = PLANE_CTL_FORMAT_RGB_565;
break;