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SubjectRe: [PATCH v2] i2c: i801: fix unused-function warning
On Mon, 14 May 2018 11:33:26 +0200, Anders Roxell wrote:
> With CONFIG_PM, we get a harmless build warning:
> drivers/i2c/busses/i2c-i801.c:1723:12: warning: ‘i801_resume’ defined but not used [-Wunused-function]
> static int i801_resume(struct device *dev)
> ^~~~~~~~~~~
> drivers/i2c/busses/i2c-i801.c:1714:12: warning: ‘i801_suspend’ defined but not used [-Wunused-function]
> static int i801_suspend(struct device *dev)
> ^~~~~~~~~~~~
>
> Follow design pattern from other drivers like i2c-brcmstb, i2c-mpc,
> i2c-ocores, i2c-pnx, i2c-puv3, i2c-st, i2c-stu300 and i2c-mux-pca954x
> and changing the ifdef CONFIG_PM to CONFIG_PM_SLEEP.
>
> Fixes: a9c8088c7988 ("i2c: i801: Don't restore config registers on runtime PM")
> Signed-off-by: Anders Roxell <anders.roxell@linaro.org>
> ---
> drivers/i2c/busses/i2c-i801.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/i2c/busses/i2c-i801.c b/drivers/i2c/busses/i2c-i801.c
> index ed07f9002710..954fb3f3b7fc 100644
> --- a/drivers/i2c/busses/i2c-i801.c
> +++ b/drivers/i2c/busses/i2c-i801.c
> @@ -1710,7 +1710,7 @@ static void i801_shutdown(struct pci_dev *dev)
> pci_write_config_byte(dev, SMBHSTCFG, priv->original_hstcfg);
> }
>
> -#ifdef CONFIG_PM
> +#ifdef CONFIG_PM_SLEEP
> static int i801_suspend(struct device *dev)
> {
> struct pci_dev *pci_dev = to_pci_dev(dev);

Reviewed-by: Jean Delvare <jdelvare@suse.de>

Thanks,
--
Jean Delvare
SUSE L3 Support

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