linux-kernel - Re: [PATCH v21 3/8] soc: mediatek: SVS: introduce MTK SVS engine

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Date:   Mon, 24 Jan 2022 14:39:34 +0800
From:   Roger Lu <roger.lu@...iatek.com>
To:     AngeloGioacchino Del Regno 
        <angelogioacchino.delregno@...labora.com>,
        Matthias Brugger <matthias.bgg@...il.com>,
        Enric Balletbo Serra <eballetbo@...il.com>,
        Kevin Hilman <khilman@...nel.org>,
        Rob Herring <robh+dt@...nel.org>,
        Nicolas Boichat <drinkcat@...gle.com>,
        Stephen Boyd <sboyd@...nel.org>,
        Philipp Zabel <p.zabel@...gutronix.de>
CC:     Fan Chen <fan.chen@...iatek.com>,
        HenryC Chen <HenryC.Chen@...iatek.com>,
        YT Lee <yt.lee@...iatek.com>,
        Xiaoqing Liu <Xiaoqing.Liu@...iatek.com>,
        Charles Yang <Charles.Yang@...iatek.com>,
        Angus Lin <Angus.Lin@...iatek.com>,
        Mark Rutland <mark.rutland@....com>,
        Nishanth Menon <nm@...com>, <devicetree@...r.kernel.org>,
        <linux-arm-kernel@...ts.infradead.org>,
        <linux-mediatek@...ts.infradead.org>,
        <linux-kernel@...r.kernel.org>, <linux-pm@...r.kernel.org>,
        <Project_Global_Chrome_Upstream_Group@...iatek.com>,
        Guenter Roeck <linux@...ck-us.net>
Subject: Re: [PATCH v21 3/8] soc: mediatek: SVS: introduce MTK SVS engine

Hi AngeloGioacchino,

Sorry for the late reply and thanks for the advice.

On Fri, 2022-01-07 at 15:33 +0100, AngeloGioacchino Del Regno wrote:
> Il 07/01/22 10:51, Roger Lu ha scritto:
> > The Smart Voltage Scaling(SVS) engine is a piece of hardware
> > which calculates suitable SVS bank voltages to OPP voltage table.
> > Then, DVFS driver could apply those SVS bank voltages to PMIC/Buck
> > when receiving OPP_EVENT_ADJUST_VOLTAGE.
> > 
> > Signed-off-by: Roger Lu <roger.lu@...iatek.com>
> > ---
> >   drivers/soc/mediatek/Kconfig   |   10 +
> >   drivers/soc/mediatek/Makefile  |    1 +
> >   drivers/soc/mediatek/mtk-svs.c | 1446 ++++++++++++++++++++++++++++++++
> >   3 files changed, 1457 insertions(+)
> >   create mode 100644 drivers/soc/mediatek/mtk-svs.c

[snip]

> > +
> > +struct svs_platform_data {
> > +	char *name;
> > +	struct svs_bank *banks;
> > +	bool (*efuse_parsing)(struct svs_platform *svsp);
> > +	unsigned long irqflags;
> > +	const u32 *regs;
> > +	u32 bank_max;
> > +	int (*probe)(struct svs_platform *svsp);
> > +};
> > +
> 
> Please move the definition of struct svs_platform_data at the beginning of
> the file for increased readability.

Okay. I'll move them at the beginning of the file in the next patch.

> 
> With that done,
> 
> Reviewed-by: AngeloGioacchino Del Regno <
> angelogioacchino.delregno@...labora.com>