drm/amdgpu: remove unused vm context flags

Remove unused AMDGPU_VM_CONTEXT_GFX and AMDGPU_VM_CONTEXT_COMPUTE
flags.
Signed-off-by: Nirmoy Das <nirmoy.das@amd.com>
Reviewed-by: Felix Kuehling <Felix.Kuehling@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

drivers/gpu/drm/amd/amdgpu/amdgpu_vm.h

@@ -121,9 +121,6 @@ struct amdgpu_bo_list_entry;
 /* max vmids dedicated for process */
 #define AMDGPU_VM_MAX_RESERVED_VMID	1
 
-#define AMDGPU_VM_CONTEXT_GFX 0
-#define AMDGPU_VM_CONTEXT_COMPUTE 1
-
 /* See vm_update_mode */
 #define AMDGPU_VM_USE_CPU_FOR_GFX (1 << 0)
 #define AMDGPU_VM_USE_CPU_FOR_COMPUTE (1 << 1)