zink: hook up EXT_fragment_shader_interlock

Reviewed-by: Dave Airlie <airlied@redhat.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/10013>

src/gallium/drivers/zink/zink_device_info.py

@@ -71,6 +71,10 @@ EXTENSIONS = [
         alias="driver",
         properties=True),
     Extension("VK_KHR_draw_indirect_count"),
+    Extension("VK_EXT_fragment_shader_interlock",
+       alias="interlock",
+       features=True,
+       conditions=["$feats.fragmentShaderSampleInterlock", "$feats.fragmentShaderPixelInterlock"]),
     Extension("VK_KHR_shader_draw_parameters"),
     Extension("VK_KHR_sampler_mirror_clamp_to_edge"),
     Extension("VK_EXT_conditional_rendering",

src/gallium/drivers/zink/zink_screen.c

@@ -303,6 +303,9 @@ zink_get_param(struct pipe_screen *pscreen, enum pipe_cap param)
    case PIPE_CAP_TEXTURE_MULTISAMPLE:
       return 1;
 
+   case PIPE_CAP_FRAGMENT_SHADER_INTERLOCK:
+      return screen->info.have_EXT_fragment_shader_interlock;
+
    case PIPE_CAP_POINT_SPRITE:
       return 1;