56 	return (header.number_of_data_objects == 0 &&  in ucpd_msg_is_good_crc()
57 		header.extended == 0 &&  in ucpd_msg_is_good_crc()
134 	data->ucpd_tx_request = 0;  in stm32_ucpd_state_init()
135 	data->tx_retry_count = 0;  in stm32_ucpd_state_init()
151  * @retval CC Enable mask (bit 0: CC1, bit 1: CC2)
177  * @retval 0 on success
198 	 * ANAMODE(src) = 0.  in ucpd_get_cc()
204 	 *        0     ->    1  in ucpd_get_cc()
206 	 *        2     ->    0  in ucpd_get_cc()
254 	return 0;  in ucpd_get_cc()
260  * @retval 0 on success
302  * @retval 0 on success
332 	return 0;  in ucpd_vconn_discharge()
338  * @retval 0 on success
346 	return 0;  in ucpd_select_rp_value()
352  * @retval 0 on success
360 	return 0;  in ucpd_get_rp_value()
397  * @retval 0 on success
416 	 * range of 0, 1, or 2. This range maps to 1, 2, or 3 in ucpd for  in ucpd_set_cc()
440 	return 0;  in ucpd_set_cc()
447  * @retval 0 on success
477 	return 0;  in ucpd_cc_set_polarity()
483  * @retval 0 on success
513 	return 0;  in ucpd_set_rx_enable()
519  * @retval 0 on success
531 	return 0;  in ucpd_set_roles()
537  * @retval 0 on success
547 	return 0;  in ucpd_sop_prime_enable()
598 		int msg_len = 0;  in ucpd_start_transmit()
602 		 * These types are normal transmission, TXMODE = 0. To transmit  in ucpd_start_transmit()
605 		 *          Normal -> 0  in ucpd_start_transmit()
644 		data->ucpd_tx_active_buffer->msg_index = 0;  in ucpd_start_transmit()
730 			data->tx_retry_count = 0;  in ucpd_manage_tx()
841 			data->ucpd_tx_request = 0;  in ucpd_manage_tx()
842 			data->tx_retry_count = 0;  in ucpd_manage_tx()
948 	 *   Extended   b15    -> set to 0 for control messages  in ucpd_send_good_crc()
949 	 *   Count      b14:12 -> number of 32 bit data objects = 0 for ctrl msg  in ucpd_send_good_crc()
950 	 *   MsgID      b11:9  -> running byte counter (extracted from rx msg)  in ucpd_send_good_crc()
962 		tx_header.port_power_role = 0;  in ucpd_send_good_crc()
963 		tx_header.port_data_role = 0;  in ucpd_send_good_crc()
966 	tx_header.number_of_data_objects = 0;  in ucpd_send_good_crc()
968 	tx_header.extended = 0;  in ucpd_send_good_crc()
986  * @retval 0 on success
1024 	return 0;  in ucpd_transmit_data()
1031  * @retval 0 if there is a message pending and the msg parameter is NULL
1037 	int ret = 0;  in ucpd_get_rx_pending_msg()
1040 	if (*(uint32_t *)data->ucpd_rx_buffer == 0) {  in ucpd_get_rx_pending_msg()
1045 		return 0;  in ucpd_get_rx_pending_msg()
1057 	*(uint32_t *)data->ucpd_rx_buffer = 0;  in ucpd_get_rx_pending_msg()
1065  * return 0 on success
1076 	return 0;  in ucpd_set_bist_test_mode()
1112 	LL_UCPD_ReadReg(((const struct tcpc_config *)dev_inst[0]->config)->ucpd_port, SR);  in ucpd_isr()
1117 		dev = dev_inst[0];  in ucpd_isr()
1132 	dev = dev_inst[0];  in ucpd_isr()
1169 		ucpd_tx_interrupts_enable(dev, 0);  in ucpd_isr()
1252  * @retval 0 on success
1266 	return 0;  in ucpd_dump_std_reg()
1273  * @retval 0 on success
1284 	return 0;  in ucpd_set_alert_handler_cb()
1328 	LL_UCPD_WriteReg(config->ucpd_port, IMR, 0);  in ucpd_isr_init()
1357  * @retval 0 on success
1369 	if (ret != 0) {  in ucpd_init()
1418 	return 0;  in ucpd_init()
1453 		IRQ_CONNECT(DT_INST_IRQN(0),  in config_tcpc_irq()
1454 			    DT_INST_IRQ(0, priority),  in config_tcpc_irq()
1455 			    ucpd_isr, dev_inst, 0);  in config_tcpc_irq()
1457 		irq_enable(DT_INST_IRQN(0));  in config_tcpc_irq()
1461 BUILD_ASSERT(DT_NUM_INST_STATUS_OKAY(DT_DRV_COMPAT) > 0,