linux-kernel - RE: [PATCH RFT] regulator: tps65217: Convert to regulator_[is_enabled|get_voltage_sel]

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Date:	Mon, 18 Jun 2012 12:39:38 +0000
From:	"AnilKumar, Chimata" <anilkumar@...com>
To:	"axel.lin@...il.com" <axel.lin@...il.com>
CC:	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	Mark Brown <broonie@...nsource.wolfsonmicro.com>,
	"Girdwood, Liam" <lrg@...com>, "Nori, Sekhar" <nsekhar@...com>
Subject: RE: [PATCH RFT] regulator: tps65217: Convert to
 regulator_[is_enabled|get_voltage_sel]_regmap

Hi Axel,

Small correction in core file modification.

On Mon, Jun 18, 2012 at 17:25:59, Axel Lin wrote:
> > Basically regmap pointer is missed out in runtime configutaion data. Without this we
> > can see NULL pointer exception because config.regmap is NULL.
> >
> > +       config.regmap = tps->regmap;
> >
> Since this patch is target for 3.6, this is not required.
> The regulator core will set it automatically.
> In drivers/regulator/core.c
>         if (config->regmap)
>                 rdev->regmap = config->regmap;
>         else
>                 rdev->regmap = dev_get_regmap(dev, NULL);
> 

+	if (config->regmap)
+		rdev->regmap = config->regmap;
+	else
+		rdev->regmap = dev_get_regmap(dev->parent, NULL);

Regards
AnilKumar--
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