linux-kernel - Re: [PATCH 1/4] regulator: core: Support trying to get close to a certain voltage

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Message-ID: <20141210235347.GT11764@sirena.org.uk>
Date:	Wed, 10 Dec 2014 23:53:47 +0000
From:	Mark Brown <broonie@...nel.org>
To:	Doug Anderson <dianders@...omium.org>
Cc:	Ulf Hansson <ulf.hansson@...aro.org>,
	Heiko Stuebner <heiko@...ech.de>,
	Jaehoon Chung <jh80.chung@...sung.com>,
	Seungwon Jeon <tgih.jun@...sung.com>,
	Alexandru Stan <amstan@...omium.org>,
	Alim Akhtar <alim.akhtar@...sung.com>,
	Sonny Rao <sonnyrao@...omium.org>,
	Andrew Bresticker <abrestic@...omium.org>,
	linux-rockchip@...ts.infradead.org,
	linux-arm-kernel@...ts.infradead.org, lgirdwood@...il.com,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH 1/4] regulator: core: Support trying to get close to a
 certain voltage

On Wed, Dec 10, 2014 at 12:58:02PM -0800, Doug Anderson wrote:
> There are some cases where you'd like to set a voltage for a regulator
> and a range of voltages are OK, but you'd really like to get as close
> as you can to a specific voltage if at all possible.

This looks like regulator_set_voltage_tol(), why not use that?  The spec
probably even has a number for the tolerance, or you can make one up.

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