linux-kernel - Re: [PATCH] mfd: dln2: add suspend/resume functionality

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Message-ID: <CAE1zotJPkTsvwqYEsfHHrdgdBW+03M20nqGzUL8bQXBfn70tBg@mail.gmail.com>
Date:	Mon, 8 Dec 2014 18:14:19 +0200
From:	Octavian Purdila <octavian.purdila@...el.com>
To:	Johan Hovold <johan@...nel.org>
Cc:	Lee Jones <lee.jones@...aro.org>,
	"linux-usb@...r.kernel.org" <linux-usb@...r.kernel.org>,
	lkml <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] mfd: dln2: add suspend/resume functionality

On Mon, Dec 8, 2014 at 12:57 PM, Johan Hovold <johan@...nel.org> wrote:
> On Fri, Dec 05, 2014 at 03:05:45PM +0200, Octavian Purdila wrote:
>> On Fri, Dec 5, 2014 at 2:06 PM, Johan Hovold <johan@...nel.org> wrote:
>> > On Fri, Dec 05, 2014 at 01:51:17PM +0200, Octavian Purdila wrote:
>> >> On Fri, Dec 5, 2014 at 12:17 PM, Johan Hovold <johan@...nel.org> wrote:
>
>> >> > And surely you need to resubmit the read urbs in resume, or you will
>> >> > never receive any more data.
>> >> >
>> >> > How did you test this patch?
>> >> >
>> >>
>> >> The resume cb is not called in my setup (kvm), only reset_resume.
>> >
>> > Please make sure to test your patches on proper hardware.
>>
>> It was tested with the proper hardware, I was just testing it in the
>> setup we use, which is kvm with USB pass through.
>
> I was referring to your kvm setup.
>

I see the same behavior (reset_resume called) when testing on bare
bone hardware. BTW, KVM allows me to test more thoroughly, as I can
use custom SSDT tables required by i2c devices to find their IRQs.
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