lkml.org 
[lkml]   [2017]   [Sep]   [20]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
From
Date
SubjectRe: [PATCH 2/2] mfd: intel-lpss: switch to suspend_late()/resume_early()
On Wed, Sep 20, 2017 at 5:27 PM, Rafael J. Wysocki <rafael@kernel.org> wrote:
> On Thu, Sep 21, 2017 at 12:31 AM, Rajat Jain <rajatja@google.com> 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@google.com>
>> ---
>> 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/

Sorry, I missed it. Please consider my patch withdrawn / self-nack'ed
in favor of Rafael's patch.

>
> Thanks,
> Rafael

\
 
 \ /
  Last update: 2017-09-21 19:26    [W:0.055 / U:2.272 seconds]
©2003-2017 Jasper Spaans. hosted at Digital OceanAdvertise on this site