drm/radeon: use embedded gem object

Drop drm_gem_object from radeon_bo, use the
ttm_buffer_object.base instead.

Build tested only.
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Link: http://patchwork.freedesktop.org/patch/msgid/20190805140119.7337-5-kraxel@redhat.com

drivers/gpu/drm/radeon/radeon.h

@@ -505,7 +505,6 @@ struct radeon_bo {
 	struct list_head		va;
 	/* Constant after initialization */
 	struct radeon_device		*rdev;
-	struct drm_gem_object		gem_base;
 
 	struct ttm_bo_kmap_obj		dma_buf_vmap;
 	pid_t				pid;
@@ -513,7 +512,7 @@ struct radeon_bo {
 	struct radeon_mn		*mn;
 	struct list_head		mn_list;
 };
-#define gem_to_radeon_bo(gobj) container_of((gobj), struct radeon_bo, gem_base)
+#define gem_to_radeon_bo(gobj) container_of((gobj), struct radeon_bo, tbo.base)
 
 int radeon_gem_debugfs_init(struct radeon_device *rdev);
 

drivers/gpu/drm/radeon/radeon_cs.c

@@ -443,7 +443,7 @@ static void radeon_cs_parser_fini(struct radeon_cs_parser *parser, int error, bo
 			if (bo == NULL)
 				continue;
 
-			drm_gem_object_put_unlocked(&bo->gem_base);
+			drm_gem_object_put_unlocked(&bo->tbo.base);
 		}
 	}
 	kfree(parser->track);

drivers/gpu/drm/radeon/radeon_display.c

@@ -275,7 +275,7 @@ static void radeon_unpin_work_func(struct work_struct *__work)
 	} else
 		DRM_ERROR("failed to reserve buffer after flip\n");
 
-	drm_gem_object_put_unlocked(&work->old_rbo->gem_base);
+	drm_gem_object_put_unlocked(&work->old_rbo->tbo.base);
 	kfree(work);
 }
 
@@ -607,7 +607,7 @@ static int radeon_crtc_page_flip_target(struct drm_crtc *crtc,
 	radeon_bo_unreserve(new_rbo);
 
 cleanup:
-	drm_gem_object_put_unlocked(&work->old_rbo->gem_base);
+	drm_gem_object_put_unlocked(&work->old_rbo->tbo.base);
 	dma_fence_put(work->fence);
 	kfree(work);
 	return r;

drivers/gpu/drm/radeon/radeon_gem.c

@@ -83,7 +83,7 @@ int radeon_gem_object_create(struct radeon_device *rdev, unsigned long size,
 		}
 		return r;
 	}
-	*obj = &robj->gem_base;
+	*obj = &robj->tbo.base;
 	robj->pid = task_pid_nr(current);
 
 	mutex_lock(&rdev->gem.mutex);

drivers/gpu/drm/radeon/radeon_object.c

@@ -85,9 +85,9 @@ static void radeon_ttm_bo_destroy(struct ttm_buffer_object *tbo)
 	mutex_unlock(&bo->rdev->gem.mutex);
 	radeon_bo_clear_surface_reg(bo);
 	WARN_ON_ONCE(!list_empty(&bo->va));
-	if (bo->gem_base.import_attach)
-		drm_prime_gem_destroy(&bo->gem_base, bo->tbo.sg);
-	drm_gem_object_release(&bo->gem_base);
+	if (bo->tbo.base.import_attach)
+		drm_prime_gem_destroy(&bo->tbo.base, bo->tbo.sg);
+	drm_gem_object_release(&bo->tbo.base);
 	kfree(bo);
 }
 
@@ -209,7 +209,7 @@ int radeon_bo_create(struct radeon_device *rdev,
 	bo = kzalloc(sizeof(struct radeon_bo), GFP_KERNEL);
 	if (bo == NULL)
 		return -ENOMEM;
-	drm_gem_private_object_init(rdev->ddev, &bo->gem_base, size);
+	drm_gem_private_object_init(rdev->ddev, &bo->tbo.base, size);
 	bo->rdev = rdev;
 	bo->surface_reg = -1;
 	INIT_LIST_HEAD(&bo->list);
@@ -262,7 +262,7 @@ int radeon_bo_create(struct radeon_device *rdev,
 	r = ttm_bo_init(&rdev->mman.bdev, &bo->tbo, size, type,
 			&bo->placement, page_align, !kernel, acc_size,
 			sg, resv, &radeon_ttm_bo_destroy);
-	bo->gem_base.resv = bo->tbo.resv;
+	bo->tbo.base.resv = bo->tbo.resv;
 	up_read(&rdev->pm.mclk_lock);
 	if (unlikely(r != 0)) {
 		return r;
@@ -443,13 +443,13 @@ void radeon_bo_force_delete(struct radeon_device *rdev)
 	dev_err(rdev->dev, "Userspace still has active objects !\n");
 	list_for_each_entry_safe(bo, n, &rdev->gem.objects, list) {
 		dev_err(rdev->dev, "%p %p %lu %lu force free\n",
-			&bo->gem_base, bo, (unsigned long)bo->gem_base.size,
-			*((unsigned long *)&bo->gem_base.refcount));
+			&bo->tbo.base, bo, (unsigned long)bo->tbo.base.size,
+			*((unsigned long *)&bo->tbo.base.refcount));
 		mutex_lock(&bo->rdev->gem.mutex);
 		list_del_init(&bo->list);
 		mutex_unlock(&bo->rdev->gem.mutex);
 		/* this should unref the ttm bo */
-		drm_gem_object_put_unlocked(&bo->gem_base);
+		drm_gem_object_put_unlocked(&bo->tbo.base);
 	}
 }
 

drivers/gpu/drm/radeon/radeon_prime.c

@@ -80,7 +80,7 @@ struct drm_gem_object *radeon_gem_prime_import_sg_table(struct drm_device *dev,
 	mutex_unlock(&rdev->gem.mutex);
 
 	bo->prime_shared_count = 1;
-	return &bo->gem_base;
+	return &bo->tbo.base;
 }
 
 int radeon_gem_prime_pin(struct drm_gem_object *obj)

drivers/gpu/drm/radeon/radeon_ttm.c

@@ -184,7 +184,7 @@ static int radeon_verify_access(struct ttm_buffer_object *bo, struct file *filp)
 
 	if (radeon_ttm_tt_has_userptr(bo->ttm))
 		return -EPERM;
-	return drm_vma_node_verify_access(&rbo->gem_base.vma_node,
+	return drm_vma_node_verify_access(&rbo->tbo.base.vma_node,
 					  filp->private_data);
 }