drm/amdgpu: add client id for every vm

This adds a unique id for each vm client so we can
properly track them.

Signed-off-by: Chunming Zhou <David1.Zhou@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Reviewed-by: Monk Liu <monk.liu@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

1 files changed, 2 insertions, 0 deletions

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
index e06d0661549f..275378c46b9f 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
@@ -1386,6 +1386,7 @@ int amdgpu_vm_init(struct amdgpu_device *adev, struct amdgpu_vm *vm)
         for (i = 0; i < AMDGPU_MAX_RINGS; ++i)
                 vm->ids[i] = NULL;
         vm->va = RB_ROOT;
+        vm->client_id = atomic64_inc_return(&adev->vm_manager.client_counter);
         spin_lock_init(&vm->status_lock);
         INIT_LIST_HEAD(&vm->invalidated);
         INIT_LIST_HEAD(&vm->cleared);
@@ -1514,6 +1515,7 @@ void amdgpu_vm_manager_init(struct amdgpu_device *adev)
         }
 
         atomic_set(&adev->vm_manager.vm_pte_next_ring, 0);
+        atomic64_set(&adev->vm_manager.client_counter, AMDGPU_CLIENT_ID_RESERVED);
 }
 
 /**