linux-kernel - Re: Computer fails to resume from suspend unless I rmmod jme before initiating the suspend

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Message-ID: <20160222192015.GA4011@amd>
Date:	Mon, 22 Feb 2016 20:20:15 +0100
From:	Pavel Machek <pavel@....cz>
To:	Diego Viola <diego.viola@...il.com>
Cc:	"Rafael J. Wysocki" <rjw@...ysocki.net>, cooldavid@...ldavid.org,
	netdev@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: Computer fails to resume from suspend unless I rmmod jme before
 initiating the suspend

On Mon 2016-02-22 15:59:48, Diego Viola wrote:
> On Mon, Feb 22, 2016 at 7:09 AM, Pavel Machek <pavel@....cz> wrote:
> > Hi!
> >
> >> >>>> Every time I initiate a suspend (systemctl suspend) the machine hangs
> >> >>>> at resume unless I unload the jme driver.
> >
> > It seems to have some kind of suspend/resume support. ... and it is
> > rather complex.
> >
> > Maybe jme_start_irq(jme) should be moved to the end of jme_resume
> > function?
> >
> >> > So I found that disabling async as in:
> >> >
> >> > $ echo 0 > /sys/power/pm_async
> >> >
> >> > Helps with my issue, I can't reproduce the hang anymore, tried
> >> > suspend/resume almost ~15 times.
> >> >
> >> > Diego
> >>
> >> Can someone please help?
> 
> Hi Pavel,
> 
> This did the trick, suspend/resume is now working perfectly for me
> (tried more than 10 times). :)
> 
> Thank you so much, should I send a patch?

Yes please.

									Pavel

-- 
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