Re: [PATCH] gpio: omap: fix irq triggering in smart-idle wakeup mode

From: Tony Lindgren
Date: Fri Apr 15 2016 - 11:21:20 EST


* Grygorii Strashko <grygorii.strashko@xxxxxx> [160415 02:27]:
> On 04/15/2016 11:32 AM, Linus Walleij wrote:
> > On Tue, Apr 12, 2016 at 12:52 PM, Grygorii Strashko
> > <grygorii.strashko@xxxxxx> wrote:
> >
> >> Now GPIO IRQ loss is observed on dra7-evm after suspend/resume cycle
> > (...)
> >> Cc: Roger Quadros <rogerq@xxxxxx>
> >> Signed-off-by: Grygorii Strashko <grygorii.strashko@xxxxxx>
> >
> > Can I get some explicit ACK / Tested-by tags for this patch?
>
> Roger's promised to test it once suspend regression will be fixed
> for dra7-evm, probably next rc.
>
> >
> > Is it a serious regression that will need to go in as a fix and
> > tagged for stable?
> >
>
> This issue is here since 2012, so I think it's not very critical -
> It seems bits combination which causing the issue is rare.
>
> Regarding stable:
> 4.4 - good to have, simple merge conflict
> 4.1 - some merge resolution is required
> older kernel - it will be hard to backport it due to significant
> changes in omap gpio driver
>
> Santosh, Tony, do you want me to perform any additional actions regarding this patch?

Well maybe update the comments regarding non-interrupt GPIO
lines and wake-up events. Santosh may have other comments.

Regards,

Tony