drm/amdgpu: fix some kerneldoc in the VM code v2

Fix two incorrect kerneldocs for the recent VM code changes.

v2: fix one more typo
Signed-off-by: Christian König <christian.koenig@amd.com>
Reported-by: kernel test robot <lkp@intel.com>
Reported-by: Stephen Rothwell <sfr@canb.auug.org.au>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

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

@@ -89,7 +89,7 @@ struct amdgpu_prt_cb {
 };
 
 /**
- * amdgpu_vm_tlb_seq_cb - Helper to increment the TLB flush sequence
+ * struct amdgpu_vm_tlb_seq_cb - Helper to increment the TLB flush sequence
  */
 struct amdgpu_vm_tlb_seq_cb {
 	/**

drivers/gpu/drm/amd/amdgpu/amdgpu_vm_pt.c

@@ -620,7 +620,7 @@ static int amdgpu_vm_pt_alloc(struct amdgpu_device *adev,
 }
 
 /**
- * amdgpu_vm_free_table - fre one PD/PT
+ * amdgpu_vm_pt_free - free one PD/PT
  *
  * @entry: PDE to free
  */