[PATCH 1/9] i2c: designware: Fix system suspend

Jarkko Nikula jarkko.nikula at linux.intel.com
Tue Jun 27 00:33:33 PDT 2017


On 06/27/2017 12:11 AM, Rafael J. Wysocki wrote:
> On Mon, Jun 26, 2017 at 9:39 PM, Grygorii Strashko
>> Wouldn't it fix suspend for this driver if you will just replace
>> dw_i2c_plat_suspend() with pm_runtime_force_suspend() in SET_SYSTEM_SLEEP_PM_OPS() as
>> you've done in patch 9?
>>
>> And, I think, direct_complete path should still work after this also.
>
> That's a good point and I was about to mention that.
>
Unfortunately it will cause regression to platforms using 
drivers/acpi/acpi_lpss.c power domain:

http://www.spinics.net/lists/linux-i2c/msg29079.html

-- 
Jarkko



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