[Intel-gfx] [PATCH] drm/i915/cnl: Cannonlake color init.

[Rodrigo Vivi]

Cannonlake has same color setup as Geminilake.
Legacy color load luts doesn't work anymore on Cannonlake+.

Cc: Clint Taylor <clinton.a.taylor at intel.com>
Cc: Ander Conselvan de Oliveira <ander.conselvan.de.oliveira at intel.com>
Signed-off-by: Rodrigo Vivi <rodrigo.vivi at intel.com>
---
 drivers/gpu/drm/i915/i915_pci.c      | 1 +
 drivers/gpu/drm/i915/intel_color.c   | 2 +-
 drivers/gpu/drm/i915/intel_display.c | 4 ++--
 drivers/gpu/drm/i915/intel_sprite.c  | 2 +-
 4 files changed, 5 insertions(+), 4 deletions(-)

diff --git a/drivers/gpu/drm/i915/i915_pci.c b/drivers/gpu/drm/i915/i915_pci.c
index 04aaf55..a1e6b69 100644
--- a/drivers/gpu/drm/i915/i915_pci.c
+++ b/drivers/gpu/drm/i915/i915_pci.c
@@ -449,6 +449,7 @@
 	.gen = 10,
 	.ddb_size = 1024,
 	.has_csr = 1,
+	.color = { .degamma_lut_size = 0, .gamma_lut_size = 1024 }
 };
 
 /*
diff --git a/drivers/gpu/drm/i915/intel_color.c b/drivers/gpu/drm/i915/intel_color.c
index 306c6b0..f85d575 100644
--- a/drivers/gpu/drm/i915/intel_color.c
+++ b/drivers/gpu/drm/i915/intel_color.c
@@ -615,7 +615,7 @@ void intel_color_init(struct drm_crtc *crtc)
 		   IS_BROXTON(dev_priv)) {
 		dev_priv->display.load_csc_matrix = i9xx_load_csc_matrix;
 		dev_priv->display.load_luts = broadwell_load_luts;
-	} else if (IS_GEMINILAKE(dev_priv)) {
+	} else if (IS_GEMINILAKE(dev_priv) || IS_CANNONLAKE(dev_priv)) {
 		dev_priv->display.load_csc_matrix = i9xx_load_csc_matrix;
 		dev_priv->display.load_luts = glk_load_luts;
 	} else {
diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c
index 0648fd7..2144adc 100644
--- a/drivers/gpu/drm/i915/intel_display.c
+++ b/drivers/gpu/drm/i915/intel_display.c
@@ -3311,7 +3311,7 @@ u32 skl_plane_ctl(const struct intel_crtc_state *crtc_state,
 
 	plane_ctl = PLANE_CTL_ENABLE;
 
-	if (!IS_GEMINILAKE(dev_priv)) {
+	if (!IS_GEMINILAKE(dev_priv) && !IS_CANNONLAKE(dev_priv)) {
 		plane_ctl |=
 			PLANE_CTL_PIPE_GAMMA_ENABLE |
 			PLANE_CTL_PIPE_CSC_ENABLE |
@@ -3367,7 +3367,7 @@ static void skylake_update_primary_plane(struct intel_plane *plane,
 
 	spin_lock_irqsave(&dev_priv->uncore.lock, irqflags);
 
-	if (IS_GEMINILAKE(dev_priv)) {
+	if (IS_GEMINILAKE(dev_priv) || IS_CANNONLAKE(dev_priv)) {
 		I915_WRITE_FW(PLANE_COLOR_CTL(pipe, plane_id),
 			      PLANE_COLOR_PIPE_GAMMA_ENABLE |
 			      PLANE_COLOR_PIPE_CSC_ENABLE |
diff --git a/drivers/gpu/drm/i915/intel_sprite.c b/drivers/gpu/drm/i915/intel_sprite.c
index 0c650c2..94f9a13 100644
--- a/drivers/gpu/drm/i915/intel_sprite.c
+++ b/drivers/gpu/drm/i915/intel_sprite.c
@@ -262,7 +262,7 @@ void intel_pipe_update_end(struct intel_crtc *crtc, struct intel_flip_work *work
 
 	spin_lock_irqsave(&dev_priv->uncore.lock, irqflags);
 
-	if (IS_GEMINILAKE(dev_priv)) {
+	if (IS_GEMINILAKE(dev_priv) || IS_CANNONLAKE(dev_priv)) {
 		I915_WRITE_FW(PLANE_COLOR_CTL(pipe, plane_id),
 			      PLANE_COLOR_PIPE_GAMMA_ENABLE |
 			      PLANE_COLOR_PIPE_CSC_ENABLE |
-- 
1.9.1