linux-kernel - Re: [PATCH v2 2/5] mmc: dw_mmc: Add suspend_noirq/resume_noirq callbacks for dw

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Message-ID: <CAD=FV=VmWHfM-Y5O41hwH7kbXR7QpitgCcD9R4g8V-Tqr0fiog@mail.gmail.com>
Date:	Wed, 10 Jul 2013 08:08:28 -0700
From:	Doug Anderson <dianders@...omium.org>
To:	James Hogan <james.hogan@...tec.com>
Cc:	Chris Ball <cjb@...top.org>, Olof Johansson <olof@...om.net>,
	Jaehoon Chung <jh80.chung@...sung.com>,
	Seungwon Jeon <tgih.jun@...sung.com>,
	Grant Grundler <grundler@...omium.org>,
	Alim Akhtar <alim.akhtar@...sung.com>,
	Abhilash Kesavan <a.kesavan@...sung.com>,
	Tomasz Figa <tomasz.figa@...il.com>,
	"linux-mmc@...r.kernel.org" <linux-mmc@...r.kernel.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH v2 2/5] mmc: dw_mmc: Add suspend_noirq/resume_noirq
 callbacks for dw_mmc-pltfm

James,

On Wed, Jul 10, 2013 at 1:37 AM, James Hogan <james.hogan@...tec.com> wrote:
>> -SIMPLE_DEV_PM_OPS(dw_mci_pltfm_pmops, dw_mci_pltfm_suspend, dw_mci_pltfm_resume);
>> +const struct dev_pm_ops dw_mci_pltfm_pmops = {
>> +     SET_SYSTEM_SLEEP_PM_OPS(dw_mci_pltfm_suspend, dw_mci_pltfm_resume)
>> +     .suspend_noirq = dw_mci_pltfm_suspend_noirq,
>> +     .resume_noirq = dw_mci_pltfm_resume_noirq,
>> +};
>
> Does Exynos support hibernation? I see that SET_SYSTEM_SLEEP_PM_OPS sets
> freeze, thaw, poweroff, and restore callbacks too. You may not need the
> hibernation specific _noirq callbacks though in which case it's probably
> fine as it is.

Thank you for your review and good suggestions.  You're right that I
should add the other "noirq" variants in here.  Even if hibernation
isn't supported now that's the right thing to do.  I will fix that and
send v3 with your "Reviewed-by".


-Doug
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