drm/xe/xe2: Support flat ccs

Enable flat ccs for XE2_GFX_FEATURES.

Cc: Thomas Hellström <thomas.hellstrom@linux.intel.com>
Signed-off-by: Himal Prasad Ghimiray <himal.prasad.ghimiray@intel.com>
Reviewed-by: Thomas Hellström <thomas.hellstrom@linux.intel.com>
Signed-off-by: Rodrigo Vivi <rodrigo.vivi@intel.com>

drivers/gpu/drm/xe/xe_pci.c

@@ -164,7 +164,7 @@ static const struct xe_graphics_desc graphics_xelpg = {
 #define XE2_GFX_FEATURES \
 	.dma_mask_size = 46, \
 	.has_asid = 1, \
-	.has_flat_ccs = 0 /* FIXME: implementation missing */, \
+	.has_flat_ccs = 1, \
 	.has_range_tlb_invalidation = 1, \
 	.has_usm = 0 /* FIXME: implementation missing */, \
 	.va_bits = 48, \