drm/amdgpu: keep the owner for VMIDs

We don't need the last VM use any more, keep the owner directly.

Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Chunming Zhou <davdi1.zhou@amd.com>

1 files changed, 5 insertions, 3 deletions

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu.h b/drivers/gpu/drm/amd/amdgpu/amdgpu.h
index beb74854a8a3..a5692624070a 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu.h
@@ -925,8 +925,6 @@ struct amdgpu_vm_id {
         uint64_t                pd_gpu_addr;
         /* last flushed PD/PT update */
         struct fence            *flushed_updates;
-        /* last use of vmid */
-        struct fence            *last_id_use;
 };
 
 struct amdgpu_vm {
@@ -959,7 +957,11 @@ struct amdgpu_vm {
 };
 
 struct amdgpu_vm_manager {
-        struct fence                            *active[AMDGPU_NUM_VM];
+        struct {
+                struct fence    *active;
+                atomic_long_t   owner;
+        } ids[AMDGPU_NUM_VM];
+
         uint32_t                                max_pfn;
         /* number of VMIDs */
         unsigned                                nvm;