+static void r300_tex_set_tiling_flags(struct r300_context *r300,
+ struct r300_texture *tex, unsigned level)
+{
+ /* Check if the macrotile flag needs to be changed.
+ * Skip changing the flags otherwise. */
+ if (tex->desc.macrotile[tex->surface_level] !=
+ tex->desc.macrotile[level]) {
+ /* Tiling determines how DRM treats the buffer data.
+ * We must flush CS when changing it if the buffer is referenced. */
+ if (r300->rws->cs_is_buffer_referenced(r300->cs,
+ tex->buffer, R300_REF_CS))
+ r300->context.flush(&r300->context, 0, NULL);
+
+ r300->rws->buffer_set_tiling(r300->rws, tex->buffer,
+ tex->desc.microtile, tex->desc.macrotile[level],
+ tex->desc.stride_in_bytes[0]);
+
+ tex->surface_level = level;
+ }
+}
+