linux-kernel - Re: [PATCH v2] mfd: max8997: use regmap to access registers

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Date:	Thu, 6 Mar 2014 12:31:13 +0800
From:	Mark Brown <broonie@...nel.org>
To:	Dmitry Torokhov <dmitry.torokhov@...il.com>
Cc:	Robert Baldyga <r.baldyga@...sung.com>, sameo@...ux.intel.com,
	lee.jones@...aro.org, myungjoo.ham@...sung.com,
	cw00.choi@...sung.com, cooloney@...il.com, rpurdie@...ys.net,
	dbaryshkov@...il.com, dwmw2@...radead.org, lgirdwood@...il.com,
	a.zummo@...ertech.it, paul.gortmaker@...driver.com,
	linux-kernel@...r.kernel.org, linux-input@...r.kernel.org,
	linux-leds@...r.kernel.org, rtc-linux@...glegroups.com,
	m.szyprowski@...sung.com, k.kozlowski@...sung.com
Subject: Re: [PATCH v2] mfd: max8997: use regmap to access registers

On Wed, Mar 05, 2014 at 10:54:39AM -0800, Dmitry Torokhov wrote:
> On Wed, Mar 05, 2014 at 03:58:17PM +0100, Robert Baldyga wrote:

> > -int max8997_write_reg(struct i2c_client *i2c, u8 reg, u8 value)
> > +int max8997_write_reg(struct regmap *map, u8 reg, u8 value)

> Why don't you make read/write reg to take struct max8997_dev as argument
> instead of regmap? regmap seems to be the current implementation du jur,
> but that is core's detail, functions do not need to care.

Indeed, and had this been done originally this refactoring would be much
smoother.

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