[PATCH v2 03/11] drm/i915: Add tiling attribute to the modifier descriptor

[Imre Deak <imre.deak@xxxxxxxxx>]

Add a tiling atttribute to the modifier descriptor, which let's us
get the tiling without listing the modifiers twice.

Signed-off-by: Imre Deak <imre.deak@xxxxxxxxx>
---
 drivers/gpu/drm/i915/display/intel_fb.c | 20 ++++++++------------
 1 file changed, 8 insertions(+), 12 deletions(-)

diff --git a/drivers/gpu/drm/i915/display/intel_fb.c b/drivers/gpu/drm/i915/display/intel_fb.c
index 920de857ffa28..c15d17d2983d4 100644
--- a/drivers/gpu/drm/i915/display/intel_fb.c
+++ b/drivers/gpu/drm/i915/display/intel_fb.c
@@ -116,6 +116,7 @@ const struct intel_modifier_desc {
 	const struct drm_format_info *formats;
 	int format_count;
 	u8 is_linear:1;
+	u8 tiling;
 
 	struct {
 #define INTEL_CCS_RC		BIT(0)
@@ -134,10 +135,12 @@ const struct intel_modifier_desc {
 	{
 		.id = I915_FORMAT_MOD_X_TILED,
 		.display_versions = DISPLAY_VER_MASK_ALL,
+		.tiling = I915_TILING_X,
 	},
 	{
 		.id = I915_FORMAT_MOD_Y_TILED,
 		.display_versions = DISPLAY_VER_MASK(9, 13),
+		.tiling = I915_TILING_Y,
 	},
 	{
 		.id = I915_FORMAT_MOD_Yf_TILED,
@@ -146,6 +149,7 @@ const struct intel_modifier_desc {
 	{
 		.id = I915_FORMAT_MOD_Y_TILED_CCS,
 		.display_versions = DISPLAY_VER_MASK(9, 11),
+		.tiling = I915_TILING_Y,
 
 		.ccs.type = INTEL_CCS_RC,
 
@@ -162,6 +166,7 @@ const struct intel_modifier_desc {
 	{
 		.id = I915_FORMAT_MOD_Y_TILED_GEN12_RC_CCS,
 		.display_versions = DISPLAY_VER_MASK(12, 13),
+		.tiling = I915_TILING_Y,
 
 		.ccs.type = INTEL_CCS_RC,
 
@@ -170,6 +175,7 @@ const struct intel_modifier_desc {
 	{
 		.id = I915_FORMAT_MOD_Y_TILED_GEN12_RC_CCS_CC,
 		.display_versions = DISPLAY_VER_MASK(12, 13),
+		.tiling = I915_TILING_Y,
 
 		.ccs.type = INTEL_CCS_RC_CC,
 
@@ -178,6 +184,7 @@ const struct intel_modifier_desc {
 	{
 		.id = I915_FORMAT_MOD_Y_TILED_GEN12_MC_CCS,
 		.display_versions = DISPLAY_VER_MASK(12, 13),
+		.tiling = I915_TILING_Y,
 
 		.ccs.type = INTEL_CCS_MC,
 
@@ -529,18 +536,7 @@ intel_fb_align_height(const struct drm_framebuffer *fb,
 
 static unsigned int intel_fb_modifier_to_tiling(u64 fb_modifier)
 {
-	switch (fb_modifier) {
-	case I915_FORMAT_MOD_X_TILED:
-		return I915_TILING_X;
-	case I915_FORMAT_MOD_Y_TILED:
-	case I915_FORMAT_MOD_Y_TILED_CCS:
-	case I915_FORMAT_MOD_Y_TILED_GEN12_RC_CCS:
-	case I915_FORMAT_MOD_Y_TILED_GEN12_RC_CCS_CC:
-	case I915_FORMAT_MOD_Y_TILED_GEN12_MC_CCS:
-		return I915_TILING_Y;
-	default:
-		return I915_TILING_NONE;
-	}
+	return lookup_modifier(fb_modifier)->tiling;
 }
 
 unsigned int intel_cursor_alignment(const struct drm_i915_private *i915)
-- 
2.27.0