---
name: "clk_get_accuracy"
section: "9"
platform: "linux"
package: "linux-manual-4.9"
version: "4.9.228-1"
release: "Debian 9 (Stretch)"
platforms: ["linux"]
url: "https://new.carta.tech/clk_get_accuracy"
---

# clk\_get\_accuracy(9)

obtain the clock accuracy in ppb (parts per billion) for a clock source.

## NAME

clk\_get\_accuracy - obtain the clock accuracy in ppb (parts per billion) for a clock source.

## SYNOPSIS

**long clk\_get\_accuracy(struct clk \*** *clk***);**

## ARGUMENTS

*clk*

clock source

## DESCRIPTION

This gets the clock source accuracy expressed in ppb. A perfect clock returns 0.

## COPYRIGHT