Re: [PATCH 2/2] mfd: intel-lpss: switch to suspend_late()/resume_early()

From: Rafael J. Wysocki
Date: Thu Sep 21 2017 - 10:19:24 EST


On Thursday, September 21, 2017 10:41:33 AM CEST Lee Jones wrote:
> On Thu, 21 Sep 2017, Rafael J. Wysocki wrote:
>
> > On Thu, Sep 21, 2017 at 12:31 AM, Rajat Jain <rajatja@xxxxxxxxxx> wrote:
> > > Ref: https://lkml.org/lkml/2017/9/19/649
> > >
> > > The intel-lpss hosts the designware i2c controller device, which
> > > needs to be up and running until all its i2c child devices have
> > > suspended (child devices need to be accessible over i2c until
> > > suspend_late() has been called for all those devices).
> > >
> > > So lets delay the resetting of the controller until suspend_late().
> > > I thought of renaming function to say *_late / *_early but that
> > > might cause confusion since the same function is also used for runtime
> > > suspend/resume.
> > >
> > > Fixes: 0b471aaa0e1a ("Put I2C and SPI controllers into reset state on suspend")
> > > Signed-off-by: Rajat Jain <rajatja@xxxxxxxxxx>
> > > ---
> > > drivers/mfd/intel-lpss.h | 7 +------
> > > 1 file changed, 1 insertion(+), 6 deletions(-)
> > >
> > > diff --git a/drivers/mfd/intel-lpss.h b/drivers/mfd/intel-lpss.h
> > > index 694116630ffa..865bbeaaf00c 100644
> > > --- a/drivers/mfd/intel-lpss.h
> > > +++ b/drivers/mfd/intel-lpss.h
> > > @@ -38,12 +38,7 @@ int intel_lpss_resume(struct device *dev);
> > > #ifdef CONFIG_PM_SLEEP
> > > #define INTEL_LPSS_SLEEP_PM_OPS \
> > > .prepare = intel_lpss_prepare, \
> > > - .suspend = intel_lpss_suspend, \
> > > - .resume = intel_lpss_resume, \
> > > - .freeze = intel_lpss_suspend, \
> > > - .thaw = intel_lpss_resume, \
> > > - .poweroff = intel_lpss_suspend, \
> > > - .restore = intel_lpss_resume,
> > > + SET_LATE_SYSTEM_SLEEP_PM_OPS(intel_lpss_suspend, intel_lpss_resume)
> > > #else
> > > #define INTEL_LPSS_SLEEP_PM_OPS
> > > #endif
> >
> > So I sent this exact patch several days ago:
> > https://patchwork.kernel.org/patch/9939809/
>
> You did?

Yes, I did.

> Any reason you didn't send it to me?

Well, Lee Jones <lee@xxxxxxxxxx> is very much in the CC list of it.

Was I expected to use a different e-mail address for that?

Thanks,
Rafael