linux-kernel - Re: [PATCH v3 5/8] regulator: mt6359: Add support for MT6359 regulator

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <1608024188.29527.2.camel@mtksdaap41>
Date:   Tue, 15 Dec 2020 17:23:08 +0800
From:   Hsin-hsiung Wang <hsin-hsiung.wang@...iatek.com>
To:     Mark Brown <broonie@...nel.org>
CC:     Lee Jones <lee.jones@...aro.org>, Rob Herring <robh+dt@...nel.org>,
        Matthias Brugger <matthias.bgg@...il.com>,
        Liam Girdwood <lgirdwood@...il.com>,
        <devicetree@...r.kernel.org>,
        <linux-arm-kernel@...ts.infradead.org>,
        <linux-mediatek@...ts.infradead.org>,
        <linux-kernel@...r.kernel.org>, <srv_heupstream@...iatek.com>,
        Wen Su <wen.su@...iatek.com>
Subject: Re: [PATCH v3 5/8] regulator: mt6359: Add support for MT6359
 regulator

Hi,

On Tue, 2020-11-24 at 17:07 +0000, Mark Brown wrote:
> On Mon, Nov 23, 2020 at 11:48:07AM +0800, Hsin-Hsiung Wang wrote:
> 
> > +static int mt6359_get_linear_voltage_sel(struct regulator_dev *rdev)
> > +{
> > +	struct mt6359_regulator_info *info = rdev_get_drvdata(rdev);
> > +	int ret, regval;
> > +
> > +	ret = regmap_read(rdev->regmap, info->da_vsel_reg, &regval);
> > +	if (ret != 0) {
> > +		dev_err(&rdev->dev,
> > +			"Failed to get mt6359 Buck %s vsel reg: %d\n",
> > +			info->desc.name, ret);
> > +		return ret;
> > +	}
> > +
> > +	ret = (regval >> info->da_vsel_shift) & info->da_vsel_mask;
> > +
> > +	return ret;
> > +}
> 
> This looks like it could just be regmap_get_voltage_sel_regmap()?
> Otherwise the driver looks good.

Thanks for the review.
MT6359 regulator has sel_reg and status_reg, so we use
mt6359_get_linear_voltage_sel for status_reg instead of
regmap_get_voltage_sel_regmap() which uses sel_reg.

Thanks.