linux-kernel - Re: [PATCH] Haptic class support (v2)

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Message-ID: <20091011090549.GE1414@ucw.cz>
Date:	Sun, 11 Oct 2009 11:05:49 +0200
From:	Pavel Machek <pavel@....cz>
To:	Kyungmin Park <kmpark@...radead.org>
Cc:	linux-kernel@...r.kernel.org, linux-input@...r.kernel.org,
	soni.trilok@...il.com, Greg KH <greg@...ah.com>
Subject: Re: [PATCH] Haptic class support (v2)

On Tue 2009-10-06 16:45:33, Kyungmin Park wrote:
> This patch includes two haptic devices, isa1000 and isa1200
> ISA1000 is gpio based haptic, but isa1200 is based on I2C
> Both are working on Samsung SoCs and tested.
> 
> To enable the haptic, echo 1 > /sys/class/haptic/${name}/enable
> You can adjust the level by echo ${level} > /sys/class/haptic/${name}/enable
> or
> With oneshot feature, echo ${msec time} > /sys/class/haptic/${name}/oneshot

New device classes should certainly be documented in Documentation/.

For example... is level 0-100? Is it valid to change level while
'oneshot' is running? Does oneshot use last level set?

-- 
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(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html
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