ac/radeonsi: add ac_compute_surface to automatically switch gfx6 vs. gfx9

Reviewed-by: Marek Olšák <marek.olsak@amd.com>

src/amd/common/ac_surface.c

@@ -362,10 +362,10 @@ static unsigned cik_get_macro_tile_index(struct radeon_surf *surf)
  * The following fields of \p surf must be initialized by the caller:
  * blk_w, blk_h, bpe, flags.
  */
-int gfx6_compute_surface(ADDR_HANDLE addrlib,
-			 const struct ac_surf_config *config,
-			 enum radeon_surf_mode mode,
-			 struct radeon_surf *surf)
+static int gfx6_compute_surface(ADDR_HANDLE addrlib,
+				const struct ac_surf_config *config,
+				enum radeon_surf_mode mode,
+				struct radeon_surf *surf)
 {
 	unsigned level;
 	bool compressed;
@@ -847,10 +847,10 @@ static int gfx9_compute_miptree(ADDR_HANDLE addrlib,
 	return 0;
 }
 
-int gfx9_compute_surface(ADDR_HANDLE addrlib,
-			 const struct ac_surf_config *config,
-			 enum radeon_surf_mode mode,
-			 struct radeon_surf *surf)
+static int gfx9_compute_surface(ADDR_HANDLE addrlib,
+				const struct ac_surf_config *config,
+				enum radeon_surf_mode mode,
+				struct radeon_surf *surf)
 {
 	bool compressed;
 	ADDR2_COMPUTE_SURFACE_INFO_INPUT AddrSurfInfoIn = {0};
@@ -1010,3 +1010,14 @@ int gfx9_compute_surface(ADDR_HANDLE addrlib,
 
 	return 0;
 }
+
+int ac_compute_surface(ADDR_HANDLE addrlib,
+		       const struct ac_surf_config *config,
+		       enum radeon_surf_mode mode,
+		       struct radeon_surf *surf)
+{
+	if (config->chip_class >= GFX9)
+		return gfx9_compute_surface(addrlib, config, mode, surf);
+	else
+		return gfx6_compute_surface(addrlib, config, mode, surf);
+}

src/amd/common/ac_surface.h

@@ -204,13 +204,9 @@ struct ac_surf_config {
 ADDR_HANDLE amdgpu_addr_create(enum radeon_family family,
 			       const struct amdgpu_gpu_info *info);
 
-int gfx6_compute_surface(ADDR_HANDLE addrlib,
-			 const struct ac_surf_config *config,
-			 enum radeon_surf_mode mode,
-			 struct radeon_surf *surf);
-int gfx9_compute_surface(ADDR_HANDLE addrlib,
-			 const struct ac_surf_config *config,
-			 enum radeon_surf_mode mode,
-			 struct radeon_surf *surf);
+int ac_compute_surface(ADDR_HANDLE addrlib,
+		       const struct ac_surf_config * config,
+		       enum radeon_surf_mode mode,
+		       struct radeon_surf *surf);
 
 #endif /* AC_SURFACE_H */

src/gallium/winsys/amdgpu/drm/amdgpu_surface.c

@@ -113,10 +113,7 @@ static int amdgpu_surface_init(struct radeon_winsys *rws,
    config.pipe_interleave_bytes = ws->info.pipe_interleave_bytes;
    config.amdinfo = &ws->amdinfo;
 
-   if (ws->info.chip_class >= GFX9)
-      return gfx9_compute_surface(ws->addrlib, &config, mode, surf);
-   else
-      return gfx6_compute_surface(ws->addrlib, &config, mode, surf);
+   return ac_compute_surface(ws->addrlib, &config, mode, surf);
 }
 
 void amdgpu_surface_init_functions(struct amdgpu_winsys *ws)