linux-kernel - Re: [PATCH v1 1/1] mfd: intel-lpss: save register context on suspend

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Message-ID: <CAHp75VfF8p=GDHpSSSO0irxbEduVeQfaX-WG78JA2AL8Hj1Qjg@mail.gmail.com>
Date:	Tue, 8 Mar 2016 08:59:38 +0200
From:	Andy Shevchenko <andy.shevchenko@...il.com>
To:	Lee Jones <lee.jones@...aro.org>
Cc:	Andy Shevchenko <andriy.shevchenko@...ux.intel.com>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	Heikki Krogerus <heikki.krogerus@...ux.intel.com>,
	Mika Westerberg <mika.westerberg@...ux.intel.com>
Subject: Re: [PATCH v1 1/1] mfd: intel-lpss: save register context on suspend

On Tue, Mar 8, 2016 at 6:48 AM, Lee Jones <lee.jones@...aro.org> wrote:
> On Tue, 26 Jan 2016, Andy Shevchenko wrote:
>
>> From: Heikki Krogerus <heikki.krogerus@...ux.intel.com>
>>
>> All configurations are lost and the registers will have
>> default values when the hardware is suspended and resumed,
>> so saving the private register space context on suspend, and
>> restoring it on resume.
>>
>> Fixes: 4b45efe85263 (mfd: Add support for Intel Sunrisepoint LPSS devices)
>
> I'd say this sumbission is more of a functional extention than a
> bug-fix.  No real need for this statement.

But we would like send it later to stable@ to have this back ported.

>> Signed-off-by: Heikki Krogerus <heikki.krogerus@...ux.intel.com>
>> Signed-off-by: Mika Westerberg <mika.westerberg@...ux.intel.com>
>
> Did it really take 2 of you to write this patch?

It's probably my mistake, since I took this one from Mika's tree and
kept his SoB.

>
>> Signed-off-by: Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
>> ---
>>  drivers/mfd/intel-lpss.c | 19 ++++++++++++++++++-
>>  1 file changed, 18 insertions(+), 1 deletion(-)
>
> Code looks okay though:
>   Acked-by: Lee Jones <lee.jones@...aro.org>

Thanks.

-- 
With Best Regards,
Andy Shevchenko