drivers/regulator/core.c

16 #include <linux/err.h>
322 	int i, err;
331 			err = regulator_lock_nested(c_rdev, ww_ctx);
332 			if (err) {
333 				if (err == -EDEADLK) {
339 				WARN_ON_ONCE(err != -EALREADY);
346 			err = regulator_lock_recursive(c_rdev->supply->rdev,
350 			if (err) {
362 	return err;
393 	int err;
407 		err = regulator_lock_recursive(rdev,
415 	} while (err == -EDEADLK);
1013 	int current_uA = 0, output_uV, input_uV, err;
1043 		err = rdev->desc->ops->set_load(rdev, current_uA);
1044 		if (err < 0)
1046 				 current_uA, ERR_PTR(err));
1089 		err = regulator_mode_constrain(rdev, &mode);
1090 		if (err < 0) {
1092 				 current_uA, input_uV, output_uV, ERR_PTR(err));
1093 			return err;
1096 		err = rdev->desc->ops->set_mode(rdev, mode);
1097 		if (err < 0)
1099 				 mode, ERR_PTR(err));
1102 	return err;
1444 	if (limits->err)
1445 		ret = notif_set_limit(rdev, set, limits->err,
1707 	int err;
1717 		err = -ENOMEM;
1718 		return err;
1868 	int err = 0;
1905 		err = sysfs_create_link_nowarn(&rdev->dev.kobj, &dev->kobj,
1907 		if (err) {
1909 				  dev->kobj.name, ERR_PTR(err));
1914 	if (err != -EEXIST) {
2530 			goto err;
2535 err:
4909 			goto err;
4917 				goto err;
4924 err:
4989 			goto err;
4995 err:
5029 			goto err;
5034 err:
5365 	int err;
5373 		err = coupler->attach_regulator(coupler, rdev);
5374 		if (!err) {
5382 		if (err < 0)
5383 			return ERR_PTR(err);
5385 		if (err == 1)
5441 	int err;
5473 		err = coupler->detach_regulator(coupler, rdev);
5474 		if (err)
5476 				 ERR_PTR(err));
5486 	int err, n_phandles;
5519 		err = PTR_ERR(rdev->coupling_desc.coupler);
5520 		rdev_err(rdev, "failed to get coupler: %pe\n", ERR_PTR(err));
5521 		return err;
6175 	int err;
6189 		err = regulator_summary_lock_all(ww_ctx,
6196 	} while (err == -EDEADLK);