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

[Imre Deak]

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.d...@intel.com>
---
 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 2543232580885..ef3cd375c9942 100644
--- a/drivers/gpu/drm/i915/display/intel_fb.c
+++ b/drivers/gpu/drm/i915/display/intel_fb.c
@@ -115,6 +115,7 @@ const struct intel_modifier_desc {
        u64 display_versions;
        const struct drm_format_info *formats;
        int format_count;
+       u8 tiling;
 
        struct {
 #define INTEL_CCS_RC           BIT(0)
@@ -132,10 +133,12 @@ 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,
@@ -144,6 +147,7 @@ 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,
 
@@ -160,6 +164,7 @@ 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,
 
@@ -168,6 +173,7 @@ 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,
 
@@ -176,6 +182,7 @@ 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,
 
@@ -556,18 +563,7 @@ 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