commit 7edb598

nouveau: Add explanation for why map only works with non-tiled buffers

1@@ -587,6 +587,8 @@ bool buffer_map(struct wld_buffer * base)
2 {
3     struct nouveau_buffer * buffer = nouveau_buffer(base);
4 
5+    /* If the buffer is tiled, it cannot be mapped into virtual memory in order
6+     * to appear linear like intel can do with map_gtt. */
7     if (buffer->bo->config.nvc0.tile_mode)
8         return false;
9