Hi,
On Fri, Aug 02, 2013 at 05:04:17PM +0900, Jingoo Han wrote:
> On Friday, August 02, 2013 4:50 PM, Felipe Balbi wrote:
> > On Fri, Aug 02, 2013 at 04:47:04PM +0900, Jingoo Han wrote:
> > > On Friday, August 02, 2013 4:38 PM, Felipe Balbi wrote:
> > > > On Fri, Aug 02, 2013 at 04:33:12PM +0900, Jingoo Han wrote:
>
>
> [...]
>
> > > > > -#ifdef CONFIG_PM
> > > > > +#ifdef CONFIG_PM_SLEEP
> > > > > static int dwc3_pci_suspend(struct device *dev)
> > > > > {
> > > > > struct pci_dev *pci = to_pci_dev(dev);
> > > > > @@ -244,7 +244,7 @@ static const struct dev_pm_ops
> > > > > dwc3_pci_dev_pm_ops = {
> > > > > #define DEV_PM_OPS (&dwc3_pci_dev_pm_ops)
> > > > > #else
> > > > > #define DEV_PM_OPS NULL
> > > > > -#endif /* CONFIG_PM */
> > > > > +#endif /* CONFIG_PM_SLEEP */
> > > >
> > > > if you're going to do this, we can get rid of the whole DEV_PM_OPS thing
> > > > :-)
> > >
> > > Hi Balbi,
> > >
> > > Sorry, I cannot catch up with what you mean. :(
> > > Then, is this patch not necessary?
> > > Please, let me know what I should do. :)
> >
> > it is necessary, what's not necessary is the #else part there. We can
> > remove the definition of DEV_PM_OPS and assign &dwc3_pci_dev_pm_ops
> > directly to .pm. :-)
>
> OK. Then do you mean the following? :)
> If I am wrong, please let me know.
> Thank you.
>
> #ifdef CONFIG_PM_SLEEP
> static int dwc3_pci_suspend(struct device *dev)
> {
> struct pci_dev *pci = to_pci_dev(dev);
>
> pci_disable_device(pci);
>
> return 0;
> }
>
> static int dwc3_pci_resume(struct device *dev)
> {
> struct pci_dev *pci = to_pci_dev(dev);
> int ret;
>
> ret = pci_enable_device(pci);
> if (ret) {
> dev_err(dev, "can't re-enable device --> %d\n", ret);
> return ret;
> }
>
> pci_set_master(pci);
>
> return 0;
> }
> #endif /* CONFIG_PM_SLEEP */
>
> static const struct dev_pm_ops dwc3_pci_dev_pm_ops = {
> SET_SYSTEM_SLEEP_PM_OPS(dwc3_pci_suspend, dwc3_pci_resume)
> };
>
> static struct pci_driver dwc3_pci_driver = {
> .name = "dwc3-pci",
> .id_table = dwc3_pci_id_table,
> .probe = dwc3_pci_probe,
> .remove = dwc3_pci_remove,
> .driver = {
> .pm = &dwc3_pci_dev_pm_ops,
> },
> };spot on ;-) -- balbi
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