drm/amdgpu: split VMID management by VMHUB
This way GFX and MM won't fight for VMIDs any more.
Initially disabled since we need to stop flushing all HUBS
at the same time as well.
Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Andres Rodriguez <andresx7@gmail.com>
Acked-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.h
index ba9c393..661a8f6 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.h
@@ -146,12 +146,16 @@ struct amdgpu_vm_id {
uint32_t oa_size;
};
+struct amdgpu_vm_id_manager {
+ struct mutex lock;
+ unsigned num_ids;
+ struct list_head ids_lru;
+ struct amdgpu_vm_id ids[AMDGPU_NUM_VM];
+};
+
struct amdgpu_vm_manager {
/* Handling of VMIDs */
- struct mutex lock;
- unsigned num_ids;
- struct list_head ids_lru;
- struct amdgpu_vm_id ids[AMDGPU_NUM_VM];
+ struct amdgpu_vm_id_manager id_mgr[AMDGPU_MAX_VMHUBS];
/* Handling of VM fences */
u64 fence_context;
@@ -197,7 +201,8 @@ int amdgpu_vm_grab_id(struct amdgpu_vm *vm, struct amdgpu_ring *ring,
struct amdgpu_sync *sync, struct dma_fence *fence,
struct amdgpu_job *job);
int amdgpu_vm_flush(struct amdgpu_ring *ring, struct amdgpu_job *job);
-void amdgpu_vm_reset_id(struct amdgpu_device *adev, unsigned vm_id);
+void amdgpu_vm_reset_id(struct amdgpu_device *adev, unsigned vmhub,
+ unsigned vmid);
int amdgpu_vm_update_directories(struct amdgpu_device *adev,
struct amdgpu_vm *vm);
int amdgpu_vm_clear_freed(struct amdgpu_device *adev,