asahi: optimize pass type with depth-only passes

Signed-off-by: Alyssa Rosenzweig <alyssa@rosenzweig.io> Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/36399>
2025-07-30 14:32:37 -04:00
parent 7f2a6cdd26
commit 626fa80c1b
1 changed files with 6 additions and 0 deletions
@@ -205,6 +205,12 @@ agx_fast_link(struct agx_linked_shader *linked, struct agx_device *dev,
         cfg.unk_5 = 0x0;
      }

+      /* If we skip the fragment shader, we can optimize the pass type */
+      if (tag_write_disable) {
+         reads_tib = false;
+         writes_sample_mask = false;
+      }
+
      agx_pack(&linked->fragment_control, FRAGMENT_CONTROL, cfg) {
         cfg.tag_write_disable = tag_write_disable;
         cfg.disable_tri_merging = disable_tri_merging;