zink: enable KHR_shader_draw_parameters on Vulkan <1.2

Reviewed-By: Mike Blumenkrantz <michael.blumenkrantz@gmail.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/9021>

src/gallium/drivers/zink/zink_device_info.py

@@ -69,6 +69,7 @@ EXTENSIONS = [
         alias="driver",
         properties=True),
     Extension("VK_KHR_draw_indirect_count"),
+    Extension("VK_KHR_shader_draw_parameters"),
     Extension("VK_EXT_conditional_rendering",
         alias="cond_render", 
         features=True, 

src/gallium/drivers/zink/zink_screen.c

@@ -192,7 +192,8 @@ zink_get_param(struct pipe_screen *pscreen, enum pipe_cap param)
       return screen->info.have_KHR_draw_indirect_count;
 
    case PIPE_CAP_START_INSTANCE:
-      return screen->info.feats11.shaderDrawParameters;
+      return (screen->info.have_vulkan12 && screen->info.feats11.shaderDrawParameters) ||
+              screen->info.have_KHR_shader_draw_parameters;
 
    case PIPE_CAP_VERTEX_ELEMENT_INSTANCE_DIVISOR:
       return screen->info.have_EXT_vertex_attribute_divisor;