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

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Date:	Wed, 08 Apr 2015 10:42:07 +0200
From:	Sjoerd Simons <sjoerd.simons@...labora.co.uk>
To:	Lukasz Majewski <l.majewski@...sung.com>
Cc:	Anand Moon <linux.amoon@...il.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-kernel@...r.kernel.org,
	linux-pwm@...r.kernel.org
Subject: Re: [PATCH 5/6] pwm: samsung: Fix output race on disabling



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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