drm/amdgpu: take a BO reference for the user fence

No need for a GEM reference here.

Reviewed-by: Michel Dänzer <michel.daenzer@amd.com>
Signed-off-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c
index 1d44d508d4d4f50b249104b4aabc9a6cbab83e61..4f352ec9dec4e2fb7c3bb5bd062e674291fc8d5a 100644 (file)
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c
@@ -222,6 +222,8 @@ int amdgpu_cs_parser_init(struct amdgpu_cs_parser *p, void *data)
                                }
 
                                p->uf.bo = gem_to_amdgpu_bo(gobj);
+                               amdgpu_bo_ref(p->uf.bo);
+                               drm_gem_object_unreference_unlocked(gobj);
                                p->uf.offset = fence_data->offset;
                        } else {
                                ret = -EINVAL;
@@ -487,7 +489,7 @@ static void amdgpu_cs_parser_fini(struct amdgpu_cs_parser *parser, int error, bo
                        amdgpu_ib_free(parser->adev, &parser->ibs[i]);
        kfree(parser->ibs);
        if (parser->uf.bo)
-               drm_gem_object_unreference_unlocked(&parser->uf.bo->gem_base);
+               amdgpu_bo_unref(&parser->uf.bo);
 }
 
 static int amdgpu_bo_vm_update_pte(struct amdgpu_cs_parser *p,
@@ -776,7 +778,7 @@ static int amdgpu_cs_free_job(struct amdgpu_job *job)
                        amdgpu_ib_free(job->adev, &job->ibs[i]);
        kfree(job->ibs);
        if (job->uf.bo)
-               drm_gem_object_unreference_unlocked(&job->uf.bo->gem_base);
+               amdgpu_bo_unref(&job->uf.bo);
        return 0;
 }