293 static int trigger_bulk_read(struct w1_master *dev_master);
1095 static int w1_poll_completion(struct w1_master *dev_master, int tout_ms)  in w1_poll_completion()  argument
1104 		if (w1_read_8(dev_master) == 0xFF)  in w1_poll_completion()
1115 	struct w1_master *dev_master = sl->master;  in convert_t()  local
1143 	if (!bus_mutex_lock(&dev_master->bus_mutex)) {  in convert_t()
1158 				w1_next_pullup(dev_master, t_conv);  in convert_t()
1160 			w1_write_8(dev_master, W1_CONVERT_TEMP);  in convert_t()
1168 				mutex_unlock(&dev_master->bus_mutex);  in convert_t()
1171 					ret = w1_poll_completion(dev_master, W1_POLL_CONVERT_TEMP);  in convert_t()
1176 					mutex_unlock(&dev_master->bus_mutex);  in convert_t()
1179 					mutex_unlock(&dev_master->bus_mutex);  in convert_t()
1208 	mutex_unlock(&dev_master->bus_mutex);  in convert_t()
1219 	struct w1_master *dev_master = sl->master;  in conv_time_measure()  local
1241 	if (!bus_mutex_lock(&dev_master->bus_mutex)) {  in conv_time_measure()
1254 			w1_write_8(dev_master, W1_CONVERT_TEMP);  in conv_time_measure()
1257 			ret = w1_poll_completion(dev_master, W1_POLL_CONVERT_TEMP);  in conv_time_measure()
1271 			mutex_unlock(&dev_master->bus_mutex);  in conv_time_measure()
1278 	mutex_unlock(&dev_master->bus_mutex);  in conv_time_measure()
1287 	struct w1_master *dev_master = sl->master;  in read_scratchpad()  local
1301 	if (!bus_mutex_lock(&dev_master->bus_mutex)) {  in read_scratchpad()
1311 			w1_write_8(dev_master, W1_READ_SCRATCHPAD);  in read_scratchpad()
1313 			nb_bytes_read = w1_read_block(dev_master, info->rom, 9);  in read_scratchpad()
1331 	mutex_unlock(&dev_master->bus_mutex);  in read_scratchpad()
1341 	struct w1_master *dev_master = sl->master;  in write_scratchpad()  local
1351 	if (!bus_mutex_lock(&dev_master->bus_mutex)) {  in write_scratchpad()
1359 			w1_write_8(dev_master, W1_WRITE_SCRATCHPAD);  in write_scratchpad()
1360 			w1_write_block(dev_master, data, nb_bytes);  in write_scratchpad()
1364 	mutex_unlock(&dev_master->bus_mutex);  in write_scratchpad()
1374 	struct w1_master *dev_master = sl->master;  in copy_scratchpad()  local
1390 	if (!bus_mutex_lock(&dev_master->bus_mutex)) {  in copy_scratchpad()
1402 				w1_next_pullup(dev_master, t_write);  in copy_scratchpad()
1404 			w1_write_8(dev_master, W1_COPY_SCRATCHPAD);  in copy_scratchpad()
1419 	mutex_unlock(&dev_master->bus_mutex);  in copy_scratchpad()
1428 	struct w1_master *dev_master = sl->master;  in recall_eeprom()  local
1438 	if (!bus_mutex_lock(&dev_master->bus_mutex)) {  in recall_eeprom()
1447 			w1_write_8(dev_master, W1_RECALL_EEPROM);  in recall_eeprom()
1448 			ret = w1_poll_completion(dev_master, W1_POLL_RECALL_EEPROM);  in recall_eeprom()
1453 	mutex_unlock(&dev_master->bus_mutex);  in recall_eeprom()
1463 	struct w1_master *dev_master = sl->master;  in read_powermode()  local
1473 	if (!bus_mutex_lock(&dev_master->bus_mutex)) {  in read_powermode()
1481 			w1_write_8(dev_master, W1_READ_PSUPPLY);  in read_powermode()
1487 			ret = w1_touch_bit(dev_master, 1);  in read_powermode()
1491 	mutex_unlock(&dev_master->bus_mutex);  in read_powermode()
1499 static int trigger_bulk_read(struct w1_master *dev_master)  in trigger_bulk_read()  argument
1512 	list_for_each_entry(sl, &dev_master->slist, w1_slave_entry) {  in trigger_bulk_read()
1533 	if (!bus_mutex_lock(&dev_master->bus_mutex)) {  in trigger_bulk_read()
1540 		if (!w1_reset_bus(dev_master)) {	/* Just reset the bus */  in trigger_bulk_read()
1543 			w1_write_8(dev_master, W1_SKIP_ROM);  in trigger_bulk_read()
1546 				w1_next_pullup(dev_master, t_conv);  in trigger_bulk_read()
1548 			w1_write_8(dev_master, W1_CONVERT_TEMP);  in trigger_bulk_read()
1552 				&dev_master->slist, w1_slave_entry) {  in trigger_bulk_read()
1563 				mutex_unlock(&dev_master->bus_mutex);  in trigger_bulk_read()
1565 				mutex_unlock(&dev_master->bus_mutex);  in trigger_bulk_read()
1578 	mutex_unlock(&dev_master->bus_mutex);  in trigger_bulk_read()
1581 	list_for_each_entry(sl, &dev_master->slist, w1_slave_entry) {  in trigger_bulk_read()
1948 	struct w1_master *dev_master = dev_to_w1_master(device);  in therm_bulk_read_store()  local
1954 			ret = trigger_bulk_read(dev_master);  in therm_bulk_read_store()
1967 	struct w1_master *dev_master = dev_to_w1_master(device);  in therm_bulk_read_show()  local
1971 	list_for_each_entry(sl, &dev_master->slist, w1_slave_entry) {  in therm_bulk_read_show()