netdev - Re: [PATCH] sh_eth: pm_runtime should not need null operations

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Date:	Fri, 28 Mar 2014 14:22:29 -0400 (EDT)
From:	David Miller <davem@...emloft.net>
To:	ben.dooks@...ethink.co.uk
Cc:	geert@...ux-m68k.org, linux-kernel@...ts.codethink.co.uk,
	netdev@...r.kernel.org, linux-sh@...r.kernel.org, rjw@...ysocki.net
Subject: Re: [PATCH] sh_eth: pm_runtime should not need null operations

From: Ben Dooks <ben.dooks@...ethink.co.uk>
Date: Fri, 21 Mar 2014 11:57:23 +0100

> On 21/03/14 11:30, Geert Uytterhoeven wrote:
>> Hi Ben,
>>
>> On Fri, Mar 21, 2014 at 11:15 AM, Ben Dooks
>> <ben.dooks@...ethink.co.uk> wrote:
>>> The driver has a no-op for the pm_runtime callbacks but
>>> the pm_runtime core should correctly ignore drivers without
>>> any pm_rumtime callback ops.
>>
>> The pm_runtime core doesn't ignore non-existing
>> runtime_{suspend,resume}
>> callbacks, it turns them into a failure withv -ENOSYS.
>> Only non-existing runtime_idle callbacks are ignored.
> 
> I've added Rafael Wysocki as he may be able to add better
> feedback to this issue.

This discussion has stalled so I'm marking this patch as
"deferred" in patchwork.

Please resubmit once things are resolved, thanks.
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