drm/amdgpu: tear down ttm range manager for doorbell in amdgpu_ttm_fini()

Tear down ttm range manager for doorbell in function amdgpu_ttm_fini(),
to avoid memory leakage.

Fixes: 792b84fb9038 ("drm/amdgpu: initialize ttm for doorbells")
Signed-off-by: Jiang Liu <gerry@linux.alibaba.com>
Signed-off-by: Kent Russell <kent.russell@amd.com>
Reviewed-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_ttm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c
index 9ff6cfacfd34c33786c7c7bc9951cf7bba099bc2..e6fc89440210b975f7f43afd15a14375162b2d9c 100644 (file)
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c
@@ -2066,6 +2066,7 @@ void amdgpu_ttm_fini(struct amdgpu_device *adev)
        ttm_range_man_fini(&adev->mman.bdev, AMDGPU_PL_GDS);
        ttm_range_man_fini(&adev->mman.bdev, AMDGPU_PL_GWS);
        ttm_range_man_fini(&adev->mman.bdev, AMDGPU_PL_OA);
+       ttm_range_man_fini(&adev->mman.bdev, AMDGPU_PL_DOORBELL);
        ttm_device_fini(&adev->mman.bdev);
        adev->mman.initialized = false;
        DRM_INFO("amdgpu: ttm finalized\n");