linux-kernel - Re: [PATCH] PCI/PM: Removing the function pci_pm

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Date:	Sun, 06 Oct 2013 00:47:36 +0200
From:	"Rafael J. Wysocki" <rjw@...ysocki.net>
To:	Bjorn Helgaas <bhelgaas@...gle.com>
Cc:	Chuansheng Liu <chuansheng.liu@...el.com>,
	Alan Stern <stern@...land.harvard.edu>,
	"linux-pci@...r.kernel.org" <linux-pci@...r.kernel.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	fei.li@...el.com
Subject: Re: [PATCH] PCI/PM: Removing the function pci_pm_complete()

On Friday, October 04, 2013 11:47:25 AM Bjorn Helgaas wrote:
> On Tue, Sep 10, 2013 at 4:46 AM, Chuansheng Liu
> <chuansheng.liu@...el.com> wrote:
> >
> > Commit(88d2613) removed the pm_runtime_put_sync() from pci_pm_complete()
> > to PM core code device_complete().
> >
> > Here the pci_pm_complete() is doing the same work which can be done in
> > device_complete(), so we can remove it directly.
> >
> > Signed-off-by: liu chuansheng <chuansheng.liu@...el.com>
> > ---
> >  drivers/pci/pci-driver.c |    9 ---------
> >  1 files changed, 0 insertions(+), 9 deletions(-)
> 
> This looks correct to me, but I'd like Rafael to ack it before I apply it.

Yes, it should work, so ACK.

Sorry for the delay.

> > diff --git a/drivers/pci/pci-driver.c b/drivers/pci/pci-driver.c
> > index 98f7b9b..736ef3f 100644
> > --- a/drivers/pci/pci-driver.c
> > +++ b/drivers/pci/pci-driver.c
> > @@ -599,18 +599,10 @@ static int pci_pm_prepare(struct device *dev)
> >         return error;
> >  }
> >
> > -static void pci_pm_complete(struct device *dev)
> > -{
> > -       struct device_driver *drv = dev->driver;
> > -
> > -       if (drv && drv->pm && drv->pm->complete)
> > -               drv->pm->complete(dev);
> > -}
> >
> >  #else /* !CONFIG_PM_SLEEP */
> >
> >  #define pci_pm_prepare NULL
> > -#define pci_pm_complete        NULL
> >
> >  #endif /* !CONFIG_PM_SLEEP */
> >
> > @@ -1123,7 +1115,6 @@ static int pci_pm_runtime_idle(struct device *dev)
> >
> >  const struct dev_pm_ops pci_dev_pm_ops = {
> >         .prepare = pci_pm_prepare,
> > -       .complete = pci_pm_complete,
> >         .suspend = pci_pm_suspend,
> >         .resume = pci_pm_resume,
> >         .freeze = pci_pm_freeze,
> > --
> > 1.7.0.4

Thanks!

-- 
I speak only for myself.
Rafael J. Wysocki, Intel Open Source Technology Center.
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