68 	int ret;  in search_slave()  local
77 	ret = w1_reset_bus(dev);  in search_slave()
78 	if (ret < 0) {  in search_slave()
79 		return ret;  in search_slave()
81 	if (ret == 0) {  in search_slave()
86 	ret = w1_write_byte(dev, command);  in search_slave()
87 	if (ret < 0) {  in search_slave()
88 		return ret;  in search_slave()
93 		ret = w1_read_bit(dev);  in search_slave()
94 		if (ret < 0) {  in search_slave()
95 			return ret;  in search_slave()
97 		last_id_bit = (bool)ret;  in search_slave()
98 		ret = w1_read_bit(dev);  in search_slave()
99 		if (ret < 0) {  in search_slave()
100 			return ret;  in search_slave()
102 		last_complement_id_bit = (bool)ret;  in search_slave()
147 		ret = w1_write_bit(dev, last_id_bit);  in search_slave()
148 		if (ret < 0) {  in search_slave()
149 			return ret;  in search_slave()
167 	int ret;  in z_impl_w1_search_bus()  local
172 		ret = search_slave(dev, command, family, &last_discrepancy,  in z_impl_w1_search_bus()
174 		if (ret < 0) {  in z_impl_w1_search_bus()
175 			found_cnt = ret;  in z_impl_w1_search_bus()
208 	int ret;  in w1_read_rom()  local
211 	ret = w1_reset_bus(dev);  in w1_read_rom()
212 	if (ret == 0) {  in w1_read_rom()
213 		ret = -ENODEV;  in w1_read_rom()
216 	if (ret < 0) {  in w1_read_rom()
220 	ret = w1_write_byte(dev, W1_CMD_READ_ROM);  in w1_read_rom()
221 	if (ret < 0) {  in w1_read_rom()
224 	ret = w1_read_block(dev, (uint8_t *)rom, sizeof(struct w1_rom));  in w1_read_rom()
225 	if (ret < 0) {  in w1_read_rom()
229 		ret = -EIO;  in w1_read_rom()
234 	return ret;  in w1_read_rom()
239 	int ret;  in match_rom()  local
248 	ret = w1_reset_bus(dev);  in match_rom()
249 	if (ret == 0) {  in match_rom()
252 	if (ret < 0) {  in match_rom()
253 		return ret;  in match_rom()
257 	ret = w1_write_byte(dev, cmd);  in match_rom()
258 	if (ret < 0) {  in match_rom()
259 		return ret;  in match_rom()
261 	ret = w1_write_block(dev, (uint8_t *)&config->rom, 8);  in match_rom()
262 	if (ret < 0) {  in match_rom()
263 		return ret;  in match_rom()
277 	int ret;  in w1_match_rom()  local
280 	ret = match_rom(dev, config);  in w1_match_rom()
282 	return ret;  in w1_match_rom()
287 	int ret;  in w1_resume_command()  local
290 	ret = w1_reset_bus(dev);  in w1_resume_command()
291 	if (ret == 0) {  in w1_resume_command()
292 		ret = -ENODEV;  in w1_resume_command()
295 	if (ret < 0) {  in w1_resume_command()
299 	ret = w1_write_byte(dev, W1_CMD_RESUME);  in w1_resume_command()
302 	return ret;  in w1_resume_command()
307 	int ret;  in skip_rom()  local
316 	ret = w1_reset_bus(dev);  in skip_rom()
317 	if (ret == 0) {  in skip_rom()
320 	if (ret < 0) {  in skip_rom()
321 		return ret;  in skip_rom()
325 	ret = w1_write_byte(dev, cmd);  in skip_rom()
326 	if (ret < 0) {  in skip_rom()
327 		return ret;  in skip_rom()
341 	int ret;  in w1_skip_rom()  local
344 	ret = skip_rom(dev, config);  in w1_skip_rom()
346 	return ret;  in w1_skip_rom()
360 	int ret;  in w1_reset_select()  local
363 	ret = reset_select(dev, config);  in w1_reset_select()
365 	return ret;  in w1_reset_select()
372 	int ret;  in write_read()  local
374 	ret = reset_select(dev, config);  in write_read()
375 	if (ret != 0) {  in write_read()
376 		return ret;  in write_read()
379 	ret = w1_write_block(dev, write_buf, write_len);  in write_read()
380 	if (ret < 0) {  in write_read()
381 		return ret;  in write_read()
394 	int ret;  in w1_write_read()  local
397 	ret = write_read(dev, config, write_buf, write_len, read_buf, read_len);  in w1_write_read()
399 	return ret;  in w1_write_read()