iris: fix overhead regression from "don't stomp each other's dirty bits"

The change from dirty = 0ull to dirty &= ~NOT_MY_BITS broke the "nothing
to do?  skip it!" optimization.  thanks to Chris for noticing this!

diff --git a/src/gallium/drivers/iris/iris_state.c b/src/gallium/drivers/iris/iris_state.c
index be7ca83d4b32e57ffd1b370ed190719bc493b0ce..859c96717bcddc650e0c38c7b21addf06c44f4c9 100644 (file)
--- a/src/gallium/drivers/iris/iris_state.c
+++ b/src/gallium/drivers/iris/iris_state.c
@@ -3766,7 +3766,7 @@ iris_upload_dirty_render_state(struct iris_context *ice,
 {
    const uint64_t dirty = ice->state.dirty;
 
-   if (!dirty)
+   if (!(dirty & IRIS_ALL_DIRTY_FOR_RENDER))
       return;
 
    struct iris_genx_state *genx = ice->state.genx;