197 static int guc_ring_doorbell(struct i915_guc_client *gc)  in guc_ring_doorbell()  argument
205 	base = kmap_atomic(i915_gem_object_get_page(gc->client_obj, 0));  in guc_ring_doorbell()
206 	desc = base + gc->proc_desc_offset;  in guc_ring_doorbell()
209 	desc->tail = gc->wq_tail;  in guc_ring_doorbell()
213 	db_cmp.cookie = gc->cookie;  in guc_ring_doorbell()
217 	db_exc.cookie = gc->cookie + 1;  in guc_ring_doorbell()
222 	db = base + gc->doorbell_offset;  in guc_ring_doorbell()
232 			gc->cookie = db_exc.cookie;  in guc_ring_doorbell()
485 static int guc_get_workqueue_space(struct i915_guc_client *gc, u32 *offset)  in guc_get_workqueue_space()  argument
492 	base = kmap_atomic(i915_gem_object_get_page(gc->client_obj, 0));  in guc_get_workqueue_space()
493 	desc = base + gc->proc_desc_offset;  in guc_get_workqueue_space()
496 		ret = wait_for_atomic(CIRC_SPACE(gc->wq_tail, desc->head,  in guc_get_workqueue_space()
497 				gc->wq_size) >= size, 1);  in guc_get_workqueue_space()
500 			*offset = gc->wq_tail;  in guc_get_workqueue_space()
503 			gc->wq_tail += size;  in guc_get_workqueue_space()
504 			gc->wq_tail &= gc->wq_size - 1;  in guc_get_workqueue_space()
516 static int guc_add_workqueue_item(struct i915_guc_client *gc,  in guc_add_workqueue_item()  argument
525 	ret = guc_get_workqueue_space(gc, &wq_off);  in guc_add_workqueue_item()
540 	base = kmap_atomic(i915_gem_object_get_page(gc->client_obj,  in guc_add_workqueue_item()