diff --git a/src/asahi/libagx/libagx_dgc.h b/src/asahi/libagx/libagx_dgc.h
index 09ff6e0ec6e..65ce9035331 100644
--- a/src/asahi/libagx/libagx_dgc.h
+++ b/src/asahi/libagx/libagx_dgc.h
@@ -79,6 +79,12 @@ agx_1d(uint32_t x)
    return agx_3d(x, 1, 1);
 }
 
+static struct agx_grid
+agx_2d(uint32_t x, uint32_t y)
+{
+   return agx_3d(x, y, 1);
+}
+
 static struct agx_grid
 agx_grid_indirect(uint64_t ptr)
 {