drm/asahi: Add the USER_TIMESTAMPS feature

Signed-off-by: Asahi Lina <lina@asahilina.net>

Author: hoshinolina

drivers/gpu/drm/asahi/file.rs

@@ -247,7 +247,9 @@ impl File {
             unstable_uabi_version: uapi::DRM_ASAHI_UNSTABLE_UABI_VERSION,
             pad0: 0,
 
-            feat_compat: gpu.get_cfg().gpu_feat_compat | hw::feat::compat::GETTIME,
+            feat_compat: gpu.get_cfg().gpu_feat_compat
+                | hw::feat::compat::GETTIME
+                | hw::feat::compat::USER_TIMESTAMPS,
             feat_incompat: gpu.get_cfg().gpu_feat_incompat,
 
             gpu_generation: gpu.get_dyncfg().id.gpu_gen as u32,

drivers/gpu/drm/asahi/hw/mod.rs

@@ -96,6 +96,9 @@ pub(crate) mod feat {
             uapi::drm_asahi_feat_compat_DRM_ASAHI_FEAT_SOFT_FAULTS as u64;
         /// GETTIME API supported
         pub(crate) const GETTIME: u64 = uapi::drm_asahi_feat_compat_DRM_ASAHI_FEAT_GETTIME as u64;
+        /// User timestamps extension supported
+        pub(crate) const USER_TIMESTAMPS: u64 =
+            uapi::drm_asahi_feat_compat_DRM_ASAHI_FEAT_USER_TIMESTAMPS as u64;
     }
 
     /// Backwards-incompatible features.