anv/dg1: Don't use SET_TILING kernel uapi.

It is not available on discrete platforms anymore.

Reviewed-by: Jordan Justen <jordan.l.justen@intel.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/4956>

src/intel/vulkan/anv_gem.c

@@ -227,6 +227,11 @@ anv_gem_get_tiling(struct anv_device *device, uint32_t gem_handle)
       .handle = gem_handle,
    };
 
+   /* FIXME: On discrete platforms we don't have DRM_IOCTL_I915_GEM_GET_TILING
+    * anymore, so we will need another way to get the tiling. Apparently this
+    * is only used in Android code, so we may need some other way to
+    * communicate the tiling mode.
+    */
    if (gen_ioctl(device->fd, DRM_IOCTL_I915_GEM_GET_TILING, &get_tiling)) {
       assert(!"Failed to get BO tiling");
       return -1;
@@ -241,6 +246,12 @@ anv_gem_set_tiling(struct anv_device *device,
 {
    int ret;
 
+   /* On discrete platforms we don't have DRM_IOCTL_I915_GEM_SET_TILING. So
+    * nothing needs to be done.
+    */
+   if (!device->info.has_tiling_uapi)
+      return 0;
+
    /* set_tiling overwrites the input on the error path, so we have to open
     * code gen_ioctl.
     */