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Message-Id: <20120820023429.DB1AE35BC8@xionine.xdna.net>
Date: Mon, 20 Aug 2012 12:34:29 +1000 (EST)
From: Cam Hutchison <camh@...a.net>
To: thierry.reding@...onic-design.de, linux-kernel@...r.kernel.org
Subject: Re: awful kconfig help texts.
>How about the patch below?
>[...]
>+ Generic Pulse-Width Modulation (PWM) support.
>+
>+ In Pulse-Width Modulation, a variation of the width of pulses
>+ in a rectangular pulse signal is used as a means to alter the
>+ average power of the signal. Applications include efficient
>+ power delivery and voltage regulation. In computer systems,
>+ PWMs are commonly used to control fans or the brightness of
>+ display backlights.
>+
>+ This framework provides a generic interface to PWM devices
>+ within the Linux kernel. On the driver side it provides an API
>+ to register and unregister a PWM chip, an abstraction of a PWM
>+ controller, that supports one or more PWM devices. Client
>+ drivers can request PWM devices and use the generic framework
>+ to configure as well as enable and disable them.
>+
>+ The new generic framework replaces the legacy PWM framework
>+ which allows only a single driver implementing the required
>+ API. Not all legacy implementations have been ported to the
>+ new framework yet. The new framework provides an API that is
>+ backward compatible with the legacy framework so that existing
>+ client drivers continue to work as expected.
Instead of writing "[Tt]he new framework", write "[Tt]his framework". In 4
years, this will no longer be so new. And when the next framework comes
along, this will look like it is referencing the new one instead of itself.
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