drm/qxl: use embedded gem object

Drop drm_gem_object from qxl_bo, use the
ttm_buffer_object.base instead.
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
Acked-by: Christian König <christian.koenig@amd.com>
Link: http://patchwork.freedesktop.org/patch/msgid/20190805140119.7337-4-kraxel@redhat.com

drivers/gpu/drm/qxl/qxl_cmd.c

@@ -377,7 +377,7 @@ void qxl_io_destroy_primary(struct qxl_device *qdev)
 {
 	wait_for_io_cmd(qdev, 0, QXL_IO_DESTROY_PRIMARY_ASYNC);
 	qdev->primary_bo->is_primary = false;
-	drm_gem_object_put_unlocked(&qdev->primary_bo->gem_base);
+	drm_gem_object_put_unlocked(&qdev->primary_bo->tbo.base);
 	qdev->primary_bo = NULL;
 }
 
@@ -404,7 +404,7 @@ void qxl_io_create_primary(struct qxl_device *qdev, struct qxl_bo *bo)
 	wait_for_io_cmd(qdev, 0, QXL_IO_CREATE_PRIMARY_ASYNC);
 	qdev->primary_bo = bo;
 	qdev->primary_bo->is_primary = true;
-	drm_gem_object_get(&qdev->primary_bo->gem_base);
+	drm_gem_object_get(&qdev->primary_bo->tbo.base);
 }
 
 void qxl_io_memslot_add(struct qxl_device *qdev, uint8_t id)

drivers/gpu/drm/qxl/qxl_debugfs.c

@@ -66,7 +66,7 @@ qxl_debugfs_buffers_info(struct seq_file *m, void *data)
 		rcu_read_unlock();
 
 		seq_printf(m, "size %ld, pc %d, num releases %d\n",
-			   (unsigned long)bo->gem_base.size,
+			   (unsigned long)bo->tbo.base.size,
 			   bo->pin_count, rel);
 	}
 	return 0;

drivers/gpu/drm/qxl/qxl_display.c

@@ -797,7 +797,7 @@ static int qxl_plane_prepare_fb(struct drm_plane *plane,
 		    qdev->dumb_shadow_bo->surf.height != surf.height) {
 			if (qdev->dumb_shadow_bo) {
 				drm_gem_object_put_unlocked
-					(&qdev->dumb_shadow_bo->gem_base);
+					(&qdev->dumb_shadow_bo->tbo.base);
 				qdev->dumb_shadow_bo = NULL;
 			}
 			qxl_bo_create(qdev, surf.height * surf.stride,
@@ -807,10 +807,10 @@ static int qxl_plane_prepare_fb(struct drm_plane *plane,
 		if (user_bo->shadow != qdev->dumb_shadow_bo) {
 			if (user_bo->shadow) {
 				drm_gem_object_put_unlocked
-					(&user_bo->shadow->gem_base);
+					(&user_bo->shadow->tbo.base);
 				user_bo->shadow = NULL;
 			}
-			drm_gem_object_get(&qdev->dumb_shadow_bo->gem_base);
+			drm_gem_object_get(&qdev->dumb_shadow_bo->tbo.base);
 			user_bo->shadow = qdev->dumb_shadow_bo;
 		}
 	}
@@ -841,7 +841,7 @@ static void qxl_plane_cleanup_fb(struct drm_plane *plane,
 	qxl_bo_unpin(user_bo);
 
 	if (old_state->fb != plane->state->fb && user_bo->shadow) {
-		drm_gem_object_put_unlocked(&user_bo->shadow->gem_base);
+		drm_gem_object_put_unlocked(&user_bo->shadow->tbo.base);
 		user_bo->shadow = NULL;
 	}
 }

drivers/gpu/drm/qxl/qxl_drv.h

@@ -71,12 +71,13 @@ extern int qxl_max_ioctls;
 	QXL_INTERRUPT_CLIENT_MONITORS_CONFIG)
 
 struct qxl_bo {
+	struct ttm_buffer_object	tbo;
+
 	/* Protected by gem.mutex */
 	struct list_head		list;
 	/* Protected by tbo.reserved */
 	struct ttm_place		placements[3];
 	struct ttm_placement		placement;
-	struct ttm_buffer_object	tbo;
 	struct ttm_bo_kmap_obj		kmap;
 	unsigned int pin_count;
 	void				*kptr;
@@ -84,7 +85,6 @@ struct qxl_bo {
 	int                             type;
 
 	/* Constant after initialization */
-	struct drm_gem_object		gem_base;
 	unsigned int is_primary:1; /* is this now a primary surface */
 	unsigned int is_dumb:1;
 	struct qxl_bo *shadow;
@@ -93,7 +93,7 @@ struct qxl_bo {
 	uint32_t surface_id;
 	struct qxl_release *surf_create;
 };
-#define gem_to_qxl_bo(gobj) container_of((gobj), struct qxl_bo, gem_base)
+#define gem_to_qxl_bo(gobj) container_of((gobj), struct qxl_bo, tbo.base)
 #define to_qxl_bo(tobj) container_of((tobj), struct qxl_bo, tbo)
 
 struct qxl_gem {

drivers/gpu/drm/qxl/qxl_gem.c

@@ -63,7 +63,7 @@ int qxl_gem_object_create(struct qxl_device *qdev, int size,
 				  size, initial_domain, alignment, r);
 		return r;
 	}
-	*obj = &qbo->gem_base;
+	*obj = &qbo->tbo.base;
 
 	mutex_lock(&qdev->gem.mutex);
 	list_add_tail(&qbo->list, &qdev->gem.objects);

drivers/gpu/drm/qxl/qxl_object.c

@@ -33,14 +33,14 @@ static void qxl_ttm_bo_destroy(struct ttm_buffer_object *tbo)
 	struct qxl_device *qdev;
 
 	bo = to_qxl_bo(tbo);
-	qdev = (struct qxl_device *)bo->gem_base.dev->dev_private;
+	qdev = (struct qxl_device *)bo->tbo.base.dev->dev_private;
 
 	qxl_surface_evict(qdev, bo, false);
 	WARN_ON_ONCE(bo->map_count > 0);
 	mutex_lock(&qdev->gem.mutex);
 	list_del_init(&bo->list);
 	mutex_unlock(&qdev->gem.mutex);
-	drm_gem_object_release(&bo->gem_base);
+	drm_gem_object_release(&bo->tbo.base);
 	kfree(bo);
 }
 
@@ -95,7 +95,7 @@ int qxl_bo_create(struct qxl_device *qdev,
 	if (bo == NULL)
 		return -ENOMEM;
 	size = roundup(size, PAGE_SIZE);
-	r = drm_gem_object_init(&qdev->ddev, &bo->gem_base, size);
+	r = drm_gem_object_init(&qdev->ddev, &bo->tbo.base, size);
 	if (unlikely(r)) {
 		kfree(bo);
 		return r;
@@ -214,20 +214,20 @@ void qxl_bo_unref(struct qxl_bo **bo)
 	if ((*bo) == NULL)
 		return;
 
-	drm_gem_object_put_unlocked(&(*bo)->gem_base);
+	drm_gem_object_put_unlocked(&(*bo)->tbo.base);
 	*bo = NULL;
 }
 
 struct qxl_bo *qxl_bo_ref(struct qxl_bo *bo)
 {
-	drm_gem_object_get(&bo->gem_base);
+	drm_gem_object_get(&bo->tbo.base);
 	return bo;
 }
 
 static int __qxl_bo_pin(struct qxl_bo *bo)
 {
 	struct ttm_operation_ctx ctx = { false, false };
-	struct drm_device *ddev = bo->gem_base.dev;
+	struct drm_device *ddev = bo->tbo.base.dev;
 	int r;
 
 	if (bo->pin_count) {
@@ -247,7 +247,7 @@ static int __qxl_bo_pin(struct qxl_bo *bo)
 static int __qxl_bo_unpin(struct qxl_bo *bo)
 {
 	struct ttm_operation_ctx ctx = { false, false };
-	struct drm_device *ddev = bo->gem_base.dev;
+	struct drm_device *ddev = bo->tbo.base.dev;
 	int r, i;
 
 	if (!bo->pin_count) {
@@ -310,13 +310,13 @@ void qxl_bo_force_delete(struct qxl_device *qdev)
 	dev_err(qdev->ddev.dev, "Userspace still has active objects !\n");
 	list_for_each_entry_safe(bo, n, &qdev->gem.objects, list) {
 		dev_err(qdev->ddev.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(&qdev->gem.mutex);
 		list_del_init(&bo->list);
 		mutex_unlock(&qdev->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/qxl/qxl_object.h

@@ -34,7 +34,7 @@ static inline int qxl_bo_reserve(struct qxl_bo *bo, bool no_wait)
 	r = ttm_bo_reserve(&bo->tbo, true, no_wait, NULL);
 	if (unlikely(r != 0)) {
 		if (r != -ERESTARTSYS) {
-			struct drm_device *ddev = bo->gem_base.dev;
+			struct drm_device *ddev = bo->tbo.base.dev;
 
 			dev_err(ddev->dev, "%p reserve failed\n", bo);
 		}
@@ -71,7 +71,7 @@ static inline int qxl_bo_wait(struct qxl_bo *bo, u32 *mem_type,
 	r = ttm_bo_reserve(&bo->tbo, true, no_wait, NULL);
 	if (unlikely(r != 0)) {
 		if (r != -ERESTARTSYS) {
-			struct drm_device *ddev = bo->gem_base.dev;
+			struct drm_device *ddev = bo->tbo.base.dev;
 
 			dev_err(ddev->dev, "%p reserve failed for wait\n",
 				bo);

drivers/gpu/drm/qxl/qxl_release.c

@@ -243,7 +243,7 @@ static int qxl_release_validate_bo(struct qxl_bo *bo)
 		return ret;
 
 	/* allocate a surface for reserved + validated buffers */
-	ret = qxl_bo_check_id(bo->gem_base.dev->dev_private, bo);
+	ret = qxl_bo_check_id(bo->tbo.base.dev->dev_private, bo);
 	if (ret)
 		return ret;
 	return 0;

drivers/gpu/drm/qxl/qxl_ttm.c

@@ -155,7 +155,7 @@ static int qxl_verify_access(struct ttm_buffer_object *bo, struct file *filp)
 {
 	struct qxl_bo *qbo = to_qxl_bo(bo);
 
-	return drm_vma_node_verify_access(&qbo->gem_base.vma_node,
+	return drm_vma_node_verify_access(&qbo->tbo.base.vma_node,
 					  filp->private_data);
 }
 
@@ -297,7 +297,7 @@ static void qxl_bo_move_notify(struct ttm_buffer_object *bo,
 	if (!qxl_ttm_bo_is_qxl_bo(bo))
 		return;
 	qbo = to_qxl_bo(bo);
-	qdev = qbo->gem_base.dev->dev_private;
+	qdev = qbo->tbo.base.dev->dev_private;
 
 	if (bo->mem.mem_type == TTM_PL_PRIV && qbo->surface_id)
 		qxl_surface_evict(qdev, qbo, new_mem ? true : false);