48 	mutex_lock(&sl->master->bus_mutex);  in _read_reg()
52 		mutex_unlock(&sl->master->bus_mutex);  in _read_reg()
59 	w1_write_block(sl->master, wrbuf, 3);  in _read_reg()
60 	*buf = w1_read_8(sl->master);  in _read_reg()
62 	mutex_unlock(&sl->master->bus_mutex);  in _read_reg()
144 	if (w1_reset_resume_command(sl->master))  in optional_read_back_valid()
151 	w1_write_block(sl->master, w1_buf, 3);  in optional_read_back_valid()
153 	return (w1_read_8(sl->master) == expected);  in optional_read_back_valid()
175 	mutex_lock(&sl->master->bus_mutex);  in output_write()
186 		w1_write_block(sl->master, w1_buf, 3);  in output_write()
188 		if (w1_read_8(sl->master) == W1_F29_SUCCESS_CONFIRM_BYTE &&  in output_write()
194 		if (w1_reset_resume_command(sl->master))  in output_write()
200 	mutex_unlock(&sl->master->bus_mutex);  in output_write()
222 	mutex_lock(&sl->master->bus_mutex);  in activity_write()
228 		w1_write_8(sl->master, W1_F29_FUNC_RESET_ACTIVITY_LATCHES);  in activity_write()
229 		if (w1_read_8(sl->master) == W1_F29_SUCCESS_CONFIRM_BYTE) {  in activity_write()
230 			mutex_unlock(&sl->master->bus_mutex);  in activity_write()
233 		if (w1_reset_resume_command(sl->master))  in activity_write()
238 	mutex_unlock(&sl->master->bus_mutex);  in activity_write()
253 	mutex_lock(&sl->master->bus_mutex);  in status_control_write()
264 		w1_write_block(sl->master, w1_buf, 4);  in status_control_write()
265 		if (w1_reset_resume_command(sl->master))  in status_control_write()
272 		w1_write_block(sl->master, w1_buf, 3);  in status_control_write()
273 		if (w1_read_8(sl->master) == *buf) {  in status_control_write()
275 			mutex_unlock(&sl->master->bus_mutex);  in status_control_write()
280 	mutex_unlock(&sl->master->bus_mutex);  in status_control_write()
300 	mutex_lock(&sl->master->bus_mutex);  in w1_f29_disable_test_mode()
302 	res = w1_reset_bus(sl->master);  in w1_f29_disable_test_mode()
305 	w1_write_block(sl->master, magic, ARRAY_SIZE(magic));  in w1_f29_disable_test_mode()
307 	res = w1_reset_bus(sl->master);  in w1_f29_disable_test_mode()
309 	mutex_unlock(&sl->master->bus_mutex);  in w1_f29_disable_test_mode()