On Fri, Sep 27, 2013 at 12:24:03AM +0200, Vincent Stehlé wrote: > Make sure i2c_dw_pci_runtime_idle() is defined only when actually used, when > CONFIG_PM_RUNTIME is defined. > > This fixes the following compilation warning: > > drivers/i2c/busses/i2c-designware-pcidrv.c:188:12: warning: > ‘i2c_dw_pci_runtime_idle’ defined but not used [-Wunused-function] > > Signed-off-by: Vincent Stehlé <vincent.ste...@laposte.net> > Cc: Wolfram Sang <w...@the-dreams.de>
I wonder if this fix is complete? Mika?
> ---
> drivers/i2c/busses/i2c-designware-pcidrv.c | 2 ++
> 1 file changed, 2 insertions(+)
>
> diff --git a/drivers/i2c/busses/i2c-designware-pcidrv.c
> b/drivers/i2c/busses/i2c-designware-pcidrv.c
> index f6ed06c..2b5d3a6 100644
> --- a/drivers/i2c/busses/i2c-designware-pcidrv.c
> +++ b/drivers/i2c/busses/i2c-designware-pcidrv.c
> @@ -185,6 +185,7 @@ static int i2c_dw_pci_resume(struct device *dev)
> return 0;
> }
>
> +#ifdef CONFIG_PM_RUNTIME
> static int i2c_dw_pci_runtime_idle(struct device *dev)
> {
> int err = pm_schedule_suspend(dev, 500);
> @@ -194,6 +195,7 @@ static int i2c_dw_pci_runtime_idle(struct device *dev)
> return 0;
> return -EBUSY;
> }
> +#endif
>
> static const struct dev_pm_ops i2c_dw_pm_ops = {
Shouldn't this be using UNIVERSAL_DEV_PM_OPS with the suspend and resume
function #ifdeffed by CONFIG_PM_SLEEP?
> .resume = i2c_dw_pci_resume,
> --
> 1.8.4.rc3
>
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