ac/surface/gfx10: DCC is only supported with SW_64KB_{Z,R}_X modes

Acked-by: Bas Nieuwenhuizen <bas@basnieuwenhuizen.nl>

diff --git a/src/amd/common/ac_surface.c b/src/amd/common/ac_surface.c
index 298dfe2..8168b2e 100644 (file)
--- a/src/amd/common/ac_surface.c
+++ b/src/amd/common/ac_surface.c
@@ -1004,6 +1004,14 @@ gfx9_get_preferred_swizzle_mode(ADDR_HANDLE addrlib,
        return 0;
 }
 
+static bool gfx9_is_dcc_capable(const struct radeon_info *info, unsigned sw_mode)
+{
+       if (info->chip_class >= GFX10)
+               return sw_mode == ADDR_SW_64KB_Z_X || sw_mode == ADDR_SW_64KB_R_X;
+
+       return sw_mode != ADDR_SW_LINEAR;
+}
+
 static int gfx9_compute_miptree(ADDR_HANDLE addrlib,
                                const struct radeon_info *info,
                                const struct ac_surf_config *config,
@@ -1114,9 +1122,8 @@ static int gfx9_compute_miptree(ADDR_HANDLE addrlib,
                }
 
                /* DCC */
-               if (!(surf->flags & RADEON_SURF_DISABLE_DCC) &&
-                   !compressed &&
-                   in->swizzleMode != ADDR_SW_LINEAR) {
+               if (!(surf->flags & RADEON_SURF_DISABLE_DCC) && !compressed &&
+                   gfx9_is_dcc_capable(info, in->swizzleMode)) {
                        ADDR2_COMPUTE_DCCINFO_INPUT din = {0};
                        ADDR2_COMPUTE_DCCINFO_OUTPUT dout = {0};
                        ADDR2_META_MIP_INFO meta_mip_info[RADEON_SURF_MAX_LEVELS] = {};