drivers/hwmon/tmp464.c

11 #include <linux/err.h>
151 	int err = 0;
157 		err = regmap_read(regmap, TMP464_THERM_STATUS_REG, &regval);
158 		if (err < 0)
163 		err = regmap_read(regmap, TMP464_THERM2_STATUS_REG, &regval);
164 		if (err < 0)
177 			err = regmap_read(regmap, TMP464_REMOTE_OPEN_REG, &regval);
178 			if (err < 0)
187 		err = regmap_read(regmap, TMP464_THERM_LIMIT[channel], &regval);
188 		if (err < 0)
190 		err = regmap_read(regmap, TMP464_TEMP_HYST_REG, &regval2);
191 		if (err < 0)
197 		err = regmap_read(regmap, TMP464_THERM_LIMIT[channel], &regval);
198 		if (err < 0)
203 		err = regmap_read(regmap, TMP464_THERM2_LIMIT[channel], &regval);
204 		if (err < 0)
206 		err = regmap_read(regmap, TMP464_TEMP_HYST_REG, &regval2);
207 		if (err < 0)
213 		err = regmap_read(regmap, TMP464_THERM2_LIMIT[channel], &regval);
214 		if (err < 0)
219 		err = regmap_read(regmap, TMP464_TEMP_OFFSET_REG(channel), &regval);
220 		if (err < 0)
226 			err = -ENODATA;
229 		err = regmap_read(regmap, TMP464_TEMP_REG(channel), &regval);
230 		if (err < 0)
238 		err = -EOPNOTSUPP;
244 	return err;
309 	int err = 0;
313 		err = regmap_read(regmap, TMP464_THERM_LIMIT[0], &regval);
314 		if (err < 0)
318 		err = regmap_write(regmap, TMP464_TEMP_HYST_REG,
323 		err = regmap_write(regmap, TMP464_THERM_LIMIT[channel], val);
327 		err = regmap_write(regmap, TMP464_THERM2_LIMIT[channel], val);
331 		err = regmap_write(regmap, TMP464_TEMP_OFFSET_REG(channel), val);
335 		err = tmp464_enable_channels(data);
338 		err = -EOPNOTSUPP;
342 	return err;
349 	int err;
355 		err = tmp464_chip_write(data, attr, channel, val);
358 		err = tmp464_temp_write(data, attr, channel, val);
361 		err = -EOPNOTSUPP;
367 	return err;
431 	int err;
433 	err = regmap_read(regmap, TMP464_LOCK_REG, &regval);
434 	if (err)
435 		return err;
438 		err = regmap_write(regmap, TMP464_LOCK_REG, TMP464_UNLOCK_VAL);
439 		if (err)
440 			return err;
442 		err = devm_add_action_or_reset(dev, tmp464_restore_lock, regmap);
443 		if (err)
444 			return err;
447 	err = regmap_read(regmap, TMP464_CONFIG_REG, &regval);
448 	if (err)
449 		return err;
451 	err = devm_add_action_or_reset(dev, tmp464_restore_config, data);
452 	if (err)
453 		return err;
456 	err = regmap_update_bits(regmap, TMP464_CONFIG_REG,
460 	if (err)
461 		return err;
526 	int err;
528 	err = of_property_read_u32(child, "reg", &channel);
529 	if (err) {
531 		return err;
543 	err = of_property_read_s32(child, "ti,n-factor", &nfactor);
544 	if (err && err != -EINVAL)
545 		return err;
546 	if (!err) {
556 		err = regmap_write(regmap, TMP464_N_FACTOR_REG(channel),
558 		if (err)
559 			return err;
569 	int err;
575 		err = tmp464_probe_child_from_dt(dev, child, data);
576 		if (err) {
578 			return err;
657 	int i, err;
681 	err = tmp464_init_client(dev, data);
682 	if (err)
683 		return err;
686 		err = tmp464_probe_from_dt(dev, data);
687 		if (err)
688 			return err;