14 static bool available_dbs(struct intel_guc *guc, u32 priority)  in available_dbs()  argument
28 	id = find_next_zero_bit(guc->doorbell_bitmap, end, offset);  in available_dbs()
35 static int check_all_doorbells(struct intel_guc *guc)  in check_all_doorbells()  argument
41 		if (!doorbell_ok(guc, db_id)) {  in check_all_doorbells()
98 	return !client || doorbell_ok(client->guc, client->doorbell_id);  in client_doorbell_in_sync()
115 	struct intel_guc *guc;  in igt_guc_clients()  local
122 	guc = &dev_priv->gt.uc.guc;  in igt_guc_clients()
123 	if (!guc) {  in igt_guc_clients()
129 	err = check_all_doorbells(guc);  in igt_guc_clients()
137 	guc_clients_disable(guc);  in igt_guc_clients()
138 	guc_clients_destroy(guc);  in igt_guc_clients()
139 	if (guc->execbuf_client) {  in igt_guc_clients()
145 	err = guc_clients_create(guc);  in igt_guc_clients()
150 	GEM_BUG_ON(!guc->execbuf_client);  in igt_guc_clients()
152 	err = validate_client(guc->execbuf_client,  in igt_guc_clients()
160 	if (!has_doorbell(guc->execbuf_client)) {  in igt_guc_clients()
167 	guc_clients_enable(guc);  in igt_guc_clients()
170 	if (!client_doorbell_in_sync(guc->execbuf_client)) {  in igt_guc_clients()
180 	err = create_doorbell(guc->execbuf_client);  in igt_guc_clients()
187 	guc_clients_disable(guc);  in igt_guc_clients()
188 	guc_clients_destroy(guc);  in igt_guc_clients()
189 	guc_clients_create(guc);  in igt_guc_clients()
190 	guc_clients_enable(guc);  in igt_guc_clients()
206 	struct intel_guc *guc;  in igt_guc_doorbells()  local
214 	guc = &dev_priv->gt.uc.guc;  in igt_guc_doorbells()
215 	if (!guc) {  in igt_guc_doorbells()
221 	err = check_all_doorbells(guc);  in igt_guc_doorbells()
226 		clients[i] = guc_client_alloc(guc, i % GUC_CLIENT_PRIORITY_NUM);  in igt_guc_doorbells()
241 			if (available_dbs(guc, i % GUC_CLIENT_PRIORITY_NUM)) {  in igt_guc_doorbells()
285 		err = check_all_doorbells(guc);  in igt_guc_doorbells()