drm/amdgpu: fix warning of drm_mm_clean

commit e7afa85a0d0eba5bf2c0a446ff622ebdbc9812d6 upstream.

Kernel doorbell BOs needs to be freed before ttm_fini.

Closes: https://gitlab.freedesktop.org/drm/amd/-/issues/4145
Fixes: 54c30d2a8def ("drm/amdgpu: create kernel doorbell pages")
Acked-by: Alex Deucher <alexander.deucher@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: ZhenGuo Yin <zhenguo.yin@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
(cherry picked from commit 39938a8ed979e398faa3791a47e282c82bcc6f04)
Cc: stable@vger.kernel.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
index 31d4df968898125f025560052c98d2f4227cbf64..24d007715a14ae19ac1e712651230cf18deaf87f 100644 (file)
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
@@ -3322,6 +3322,7 @@ static int amdgpu_device_ip_fini(struct amdgpu_device *adev)
                        amdgpu_device_mem_scratch_fini(adev);
                        amdgpu_ib_pool_fini(adev);
                        amdgpu_seq64_fini(adev);
+                       amdgpu_doorbell_fini(adev);
                }
 
                r = adev->ip_blocks[i].version->funcs->sw_fini((void *)adev);
@@ -4670,7 +4671,6 @@ void amdgpu_device_fini_sw(struct amdgpu_device *adev)
 
                iounmap(adev->rmmio);
                adev->rmmio = NULL;
-               amdgpu_doorbell_fini(adev);
                drm_dev_exit(idx);
        }