linux-kernel - Re: [RFC/PATCHv2 5/5] arm: omap2+: omap_device: remove no_idle_on

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Date:	Tue, 23 Apr 2013 09:13:39 +0200
From:	Peter Ujfalusi <peter.ujfalusi@...com>
To:	<balbi@...com>
CC:	Sourav Poddar <sourav.poddar@...com>, <gregkh@...uxfoundation.org>,
	<tony@...mide.com>, <rmk+kernel@....linux.org.uk>,
	<khilman@...aro.org>, <linux-serial@...r.kernel.org>,
	<linux-omap@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
	Santosh Shilimkar <santosh.shilimkar@...com>,
	Rajendra nayak <rnayak@...com>,
	Grygorii Strashko <grygorii.strashko@...com>
Subject: Re: [RFC/PATCHv2 5/5] arm: omap2+: omap_device: remove no_idle_on_suspend

Hi,

On 04/22/2013 04:38 PM, Felipe Balbi wrote:
>> Is it possible to handle ABE no_idle_on_suspend uscase the way I am
>> trying to handle it for UART in the 2nd patch of this series? 
> 
> let's ask Péter.
> 
> Péter, OMAP_DEVICE_NO_IDLE_ON_SUSPEND should be removed as driver's can
> get same behavior by just returning -EBUSY from their ->runtime_suspend
> callbacks. Do you see any problems with patch below (left for
> reference) ? Would it be too difficult to add
> ->runtime_suspend/->runtime_resume on ASoC layer ?

I don't see any issue with this. FWIW AESS/ABE does not use the
OMAP_DEVICE_NO_IDLE_ON_SUSPEND flag neither in upstream nor in my development
branch.

-- 
Péter
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