zink: enable renderpass optimizations by default for selected drivers

CI has been running this for months on turnip, so let's give it some
broader testing

also add a ZINK_DEBUG=norp for testing

Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/21296>

docs/drivers/zink.rst

@@ -291,6 +291,10 @@ variable:
     Do not reorder or optimize GL command streams
   ``gpl``
     Force using Graphics Pipeline Library for all shaders
+  ``rp``
+    Enable renderpass optimizations (for tiling GPUs)
+  ``norp``
+    Disable renderpass optimizations (for tiling GPUs)
 
 Vulkan Validation Layers
 ^^^^^^^^^^^^^^^^^^^^^^^^

src/gallium/drivers/zink/ci/gitlab-ci.yml

@@ -122,7 +122,6 @@ zink-freedreno-a630-traces:
     - .zink-trace-test
   variables:
     PIGLIT_REPLAY_DEVICE_NAME: "zink-a630"
-    ZINK_DEBUG: rp
 
 ############### Combined testing (GL, GLES, Piglit) on RADV
 .radv-zink-test-valve:

src/gallium/drivers/zink/ci/zink-freedreno-a618-fails.txt

@@ -4,6 +4,3 @@ dEQP-GLES3.functional.shaders.matrix.inverse.dynamic.mediump_mat4_float_vertex,F
 
 # Some incorrect colors and missing lines.  Passes on its own.  Need to extract and minify the failing caselist.
 dEQP-GLES3.functional.transform_feedback.random_full_array_capture.separate.lines.4,Fail
-
-# Some of the quads are missing?
-565-nozs-dEQP-GLES3.functional.color_clear.complex_rgb,Fail

src/gallium/drivers/zink/zink_screen.c

@@ -2513,9 +2513,12 @@ init_driver_workarounds(struct zink_screen *screen)
       screen->info.rb_image_feats.robustImageAccess;
 
    /* once more testing has been done, use the #if 0 block */
-   if (zink_debug & ZINK_DEBUG_RP)
-      screen->driver_workarounds.track_renderpasses = true;
-#if 0
+   unsigned illegal = ZINK_DEBUG_RP | ZINK_DEBUG_NORP;
+   if ((zink_debug & illegal) == illegal) {
+      mesa_loge("Cannot specify ZINK_DEBUG=rp and ZINK_DEBUG=norp");
+      abort();
+   }
+
    /* these drivers benefit from renderpass optimization */
    switch (screen->info.driver_props.driverID) {
    //* llvmpipe is broken: #7489
@@ -2533,7 +2536,10 @@ init_driver_workarounds(struct zink_screen *screen)
    default:
       break;
    }
-#endif
+   if (zink_debug & ZINK_DEBUG_RP)
+      screen->driver_workarounds.track_renderpasses = true;
+   else if (zink_debug & ZINK_DEBUG_NORP)
+      screen->driver_workarounds.track_renderpasses = false;
 }
 
 static struct disk_cache *

src/gallium/drivers/zink/zink_types.h

@@ -216,6 +216,7 @@ enum zink_debug {
    ZINK_DEBUG_GPL = (1<<7),
    ZINK_DEBUG_SHADERDB = (1<<8),
    ZINK_DEBUG_RP = (1<<9),
+   ZINK_DEBUG_NORP = (1<<10),
 };