[Intel-gfx] [PATCH 4/4] drm/i915/glk: Enable pipe CSC

[Ander Conselvan de Oliveira]

Now that the pre-csc degamma table is set up correctly in Geminilake,
pipe CSC can be enabled without causing a black screen.

Signed-off-by: Ander Conselvan de Oliveira <ander.conselvan.de.oliveira at intel.com>
---
 drivers/gpu/drm/i915/intel_display.c | 1 +
 drivers/gpu/drm/i915/intel_sprite.c  | 1 +
 2 files changed, 2 insertions(+)

diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c
index 5313c1f..8c7f3c7 100644
--- a/drivers/gpu/drm/i915/intel_display.c
+++ b/drivers/gpu/drm/i915/intel_display.c
@@ -3391,6 +3391,7 @@ static void skylake_update_primary_plane(struct drm_plane *plane,
 	if (IS_GEMINILAKE(dev_priv)) {
 		u32 plane_color =
 			PLANE_COLOR_PIPE_GAMMA_ENABLE |
+			PLANE_CTL_PIPE_CSC_ENABLE |
 			PLANE_COLOR_PLANE_GAMMA_DISABLE;
 
 		I915_WRITE(PLANE_COLOR_CTL(pipe, 0), plane_color);
diff --git a/drivers/gpu/drm/i915/intel_sprite.c b/drivers/gpu/drm/i915/intel_sprite.c
index 25f49a0..5a7b95c 100644
--- a/drivers/gpu/drm/i915/intel_sprite.c
+++ b/drivers/gpu/drm/i915/intel_sprite.c
@@ -224,6 +224,7 @@ skl_update_plane(struct drm_plane *drm_plane,
 	if (IS_GEMINILAKE(dev_priv)) {
 		u32 plane_color =
 			PLANE_COLOR_PIPE_GAMMA_ENABLE |
+			PLANE_COLOR_PIPE_CSC_ENABLE |
 			PLANE_COLOR_PLANE_GAMMA_DISABLE;
 
 		I915_WRITE(PLANE_COLOR_CTL(pipe, plane_id), plane_color);
-- 
2.5.5