nvc0/mt: tiling mode and compression support

Signed-off-by: Yusuf Khan <yusisamerican@gmail.com>

src/gallium/drivers/nouveau/nvc0/nvc0_miptree.c

@@ -197,6 +197,36 @@ nvc0_mt_choose_storage_type(struct pipe_screen *pscreen,
    return nvc0_choose_tiled_storage_type(pscreen, mt->base.base.format, ms, compressed);
 }
 
+static uint32_t
+nvc0_mt_choose_tile_mode(struct pipe_screen *pscreen,
+                            const struct nv50_miptree *mt,
+                            bool compressed)
+{
+   if (unlikely(mt->base.base.bind & PIPE_BIND_CURSOR))
+      return 0;
+   if (unlikely(mt->base.base.flags & NOUVEAU_RESOURCE_FLAG_LINEAR))
+      return 0;
+   if (!compressed)
+     return 0;
+
+   switch (util_format_get_blocksizebits(format)) {
+   case 16:
+      return 0x1; /* NOUVEAU_GEM_TILE_16BPP */
+   case 32:
+      return 0x2; /* NOUVEAU_GEM_TILE_32BPP */
+   default:
+      break;
+   }
+
+   switch (format) {
+   case PIPE_FORMAT_Z16_UNORM:
+      return 0x30000; /* NOUVEAU_GEM_TILE_COMP */
+   default:
+      break;
+   }
+   return 0x30000;
+}
+
 static inline bool
 nvc0_miptree_init_ms_mode(struct nv50_miptree *mt)
 {
@@ -526,7 +556,7 @@ nvc0_miptree_create(struct pipe_screen *pscreen,
          return NULL;
       }
    }
-   bo_config.nvc0.tile_mode = mt->level[0].tile_mode;
+   bo_config.nvc0.tile_mode = mt->level[0].tile_mode | nvc0_mt_choose_tile_mode(pscreen, mt, compressed);
 
    if (!bo_config.nvc0.memtype && (pt->usage == PIPE_USAGE_STAGING || pt->bind & PIPE_BIND_SHARED))
       mt->base.domain = NOUVEAU_BO_GART;