linux-kernel - Re: [PATCH 5/6] pwm: samsung: Fix output race on disabling

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Message-ID: <CANAwSgQAWtpgy4hX8c=B2i5nhooJE8HxHj8L=gqu9QuZZrge6w@mail.gmail.com>
Date:	Wed, 8 Apr 2015 14:23:47 +0530
From:	Anand Moon <linux.amoon@...il.com>
To:	Sjoerd Simons <sjoerd.simons@...labora.co.uk>
Cc:	Lukasz Majewski <l.majewski@...sung.com>,
	Eduardo Valentin <edubezval@...il.com>,
	Russell King <linux@....linux.org.uk>,
	Kukjin Kim <kgene@...nel.org>, devicetree@...r.kernel.org,
	linux-arm-kernel@...ts.infradead.org,
	"linux-samsung-soc@...r.kernel.org" 
	<linux-samsung-soc@...r.kernel.org>, linux-kernel@...r.kernel.org,
	linux-pwm@...r.kernel.org
Subject: Re: [PATCH 5/6] pwm: samsung: Fix output race on disabling

Hi Sjoerd,

Correct. Will do so. I just included in this series. As it relevant to
my changes and testing.

-Anand Moon

On 8 April 2015 at 14:12, Sjoerd Simons <sjoerd.simons@...labora.co.uk> wrote:
>
>
> On Wed, 2015-04-08 at 10:28 +0200, Lukasz Majewski wrote:
>> Hi Anand,
>>
>> > From: Sjoerd Simons <sjoerd.simons@...labora.co.uk>
>> > When disabling the samsung PWM the output state remains at the level
>> > it was in the end of a pwm cycle. In other words, calling pwm_disable
>> > when at 100% duty will keep the output active, while at all other
>> > setting the output will go/stay inactive. On top of that the samsung
>> > PWM settings are double-buffered, which means the new settings only
>> > get applied at the start of a new PWM cycle.
>
> This patch is already in the linux-pwm for-next tree so should probably
> be dropped form this patchset to prevent conflicts.
>
> --
> Sjoerd Simons <sjoerd.simons@...labora.co.uk>
> Collabora Ltd.
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