946 			    struct i915_gem_ww_ctx *ww,  in i915_gem_object_ggtt_pin_ww()  argument
1014 	ret = i915_vma_pin_ww(vma, ww, size, alignment, flags | PIN_GLOBAL);  in i915_gem_object_ggtt_pin_ww()
1324 void i915_gem_ww_ctx_init(struct i915_gem_ww_ctx *ww, bool intr)  in i915_gem_ww_ctx_init()  argument
1326 	ww_acquire_init(&ww->ctx, &reservation_ww_class);  in i915_gem_ww_ctx_init()
1327 	INIT_LIST_HEAD(&ww->obj_list);  in i915_gem_ww_ctx_init()
1328 	ww->intr = intr;  in i915_gem_ww_ctx_init()
1329 	ww->contended = NULL;  in i915_gem_ww_ctx_init()
1332 static void i915_gem_ww_ctx_unlock_all(struct i915_gem_ww_ctx *ww)  in i915_gem_ww_ctx_unlock_all()  argument
1336 	while ((obj = list_first_entry_or_null(&ww->obj_list, struct drm_i915_gem_object, obj_link))) {  in i915_gem_ww_ctx_unlock_all()
1348 void i915_gem_ww_ctx_fini(struct i915_gem_ww_ctx *ww)  in i915_gem_ww_ctx_fini()  argument
1350 	i915_gem_ww_ctx_unlock_all(ww);  in i915_gem_ww_ctx_fini()
1351 	WARN_ON(ww->contended);  in i915_gem_ww_ctx_fini()
1352 	ww_acquire_fini(&ww->ctx);  in i915_gem_ww_ctx_fini()
1355 int __must_check i915_gem_ww_ctx_backoff(struct i915_gem_ww_ctx *ww)  in i915_gem_ww_ctx_backoff()  argument
1359 	if (WARN_ON(!ww->contended))  in i915_gem_ww_ctx_backoff()
1362 	i915_gem_ww_ctx_unlock_all(ww);  in i915_gem_ww_ctx_backoff()
1363 	if (ww->intr)  in i915_gem_ww_ctx_backoff()
1364 		ret = dma_resv_lock_slow_interruptible(ww->contended->base.resv, &ww->ctx);  in i915_gem_ww_ctx_backoff()
1366 		dma_resv_lock_slow(ww->contended->base.resv, &ww->ctx);  in i915_gem_ww_ctx_backoff()
1369 		list_add_tail(&ww->contended->obj_link, &ww->obj_list);  in i915_gem_ww_ctx_backoff()
1371 	ww->contended = NULL;  in i915_gem_ww_ctx_backoff()