---
name: "regulator_can_change_voltage"
section: "9"
platform: "linux"
package: "linux-manual-3.16"
version: "3.16.56-1+deb8u1"
release: "Debian 8 (Jessie)"
platforms: ["linux"]
url: "https://new.carta.tech/regulator_can_change_voltage"
---

# regulator\_can\_change\_voltage(9)

check if regulator can change voltage

## NAME

regulator\_can\_change\_voltage - check if regulator can change voltage

## SYNOPSIS

**int regulator\_can\_change\_voltage(struct regulator \*** *regulator***);**

## ARGUMENTS

*regulator*

regulator source

## DESCRIPTION

Returns positive if the regulator driver backing the source/client can change its voltage, false otherwise. Useful for detecting fixed or dummy regulators and disabling voltage change logic in the client driver.

## AUTHORS

**Liam Girdwood** \<lrg@slimlogic.co.uk\>

Author.

**Mark Brown** \<broonie@opensource.wolfsonmicro.com\>\
 Wolfson Microelectronics,

Author.

## COPYRIGHT