58 	u32 status;  member
70 		u32 status;	/* When reading */  member
265 	int control, status;  in twsi_wait()  local
271 			status = readl(&twsi->status);  in twsi_wait()
272 			if (status == expected_status)  in twsi_wait()
277 					control, status, expected_status);  in twsi_wait()
281 	status = readl(&twsi->status);  in twsi_wait()
282 	return mvtwsi_error(MVTWSI_ERROR_TIMEOUT, control, status,  in twsi_wait()
350 	int expected_status, status, control;  in twsi_recv()  local
360 	status = twsi_wait(twsi, expected_status, tick);  in twsi_recv()
362 	if (status == 0)  in twsi_recv()
364 	return status;  in twsi_recv()
381 	int status = 0;  in twsi_stop()  local
389 		stop_status = readl(&twsi->status);  in twsi_stop()
396 		status = mvtwsi_error(MVTWSI_ERROR_TIMEOUT,  in twsi_stop()
397 				      control, status, MVTWSI_STATUS_IDLE);  in twsi_stop()
398 	return status;  in twsi_stop()
525 	int status, expected_addr_status;  in i2c_begin()  local
534 	status = twsi_start(twsi, expected_start_status, tick);  in i2c_begin()
536 	if (status == 0)  in i2c_begin()
537 		status = twsi_send(twsi, addr, expected_addr_status, tick);  in i2c_begin()
539 	return status;  in i2c_begin()
558 	int status;  in __twsi_i2c_probe_chip()  local
561 	status = i2c_begin(twsi, MVTWSI_STATUS_START, (chip << 1) | 1, tick);  in __twsi_i2c_probe_chip()
563 	if (status == 0)  in __twsi_i2c_probe_chip()
564 		status = twsi_recv(twsi, &dummy_byte, MVTWSI_READ_NAK, tick);  in __twsi_i2c_probe_chip()
568 	return status;  in __twsi_i2c_probe_chip()
597 	int status = 0;  in __twsi_i2c_read()  local
603 		status = i2c_begin(twsi, expected_start, (chip << 1), tick);  in __twsi_i2c_read()
605 		while ((status == 0) && alen--)  in __twsi_i2c_read()
606 			status = twsi_send(twsi, addr[alen],  in __twsi_i2c_read()
612 	if (status == 0)  in __twsi_i2c_read()
613 		status = i2c_begin(twsi, expected_start, (chip << 1) | 1, tick);  in __twsi_i2c_read()
616 	while ((status == 0) && length--)  in __twsi_i2c_read()
617 		status = twsi_recv(twsi, data++,  in __twsi_i2c_read()
623 	return status != 0 ? status : stop_status;  in __twsi_i2c_read()
646 	int status, stop_status;  in __twsi_i2c_write()  local
650 	status = i2c_begin(twsi, MVTWSI_STATUS_START, (chip << 1), tick);  in __twsi_i2c_write()
652 	while ((status == 0) && (alen-- > 0))  in __twsi_i2c_write()
653 		status = twsi_send(twsi, addr[alen], MVTWSI_STATUS_DATA_W_ACK,  in __twsi_i2c_write()
656 	while ((status == 0) && (length-- > 0))  in __twsi_i2c_write()
657 		status = twsi_send(twsi, *(data++), MVTWSI_STATUS_DATA_W_ACK,  in __twsi_i2c_write()
662 	return status != 0 ? status : stop_status;  in __twsi_i2c_write()