linux-kernel - Re: [PATCH 1/3] mfd: MAX6650/6651 support

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Date:	Thu, 9 Jan 2014 14:43:07 +0000
From:	Laszlo Papp <lpapp@....org>
To:	Lee Jones <lee.jones@...aro.org>
Cc:	Guenter Roeck <linux@...ck-us.net>,
	Linus Walleij <linus.walleij@...aro.org>,
	LKML <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH 1/3] mfd: MAX6650/6651 support

>> +int max6651_read_reg(struct i2c_client *i2c, u8 reg, u8 *dest)
>> +{
>
> Probably best to use Regmap instead.
>
> regmap_i2c_read()

>> +int max6651_write_reg(struct i2c_client *i2c, u8 reg, u8 value)
>> +{
>> +    struct max6651_dev *max6651 = i2c_get_clientdata(i2c);
>> +    int ret;
>
> Same here.
>
> regmap_i2c_write()

Hmm, but what Linus linked is using regmap_read/write(...) instead of
regmap_i2c_read/write(...).

I thought I would need to be using the former. Perhaps, I
misunderstand something?

I do not even find the aforementioend functions used by drivers based
on this LXR result:
http://lxr.free-electrons.com/ident?i=regmap_i2c_write
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