linux-kernel - Re: [PATCH 3/5] reset: imx8mp-audiomix: Introduce active

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Message-ID: <Z7SuEF143A7vEQNr@lizhi-Precision-Tower-5810>
Date: Tue, 18 Feb 2025 10:58:08 -0500
From: Frank Li <Frank.li@....com>
To: Philipp Zabel <p.zabel@...gutronix.de>
Cc: Daniel Baluta <daniel.baluta@....com>, shawnguo@...nel.org,
	mathieu.poirier@...aro.org, s.hauer@...gutronix.de,
	kernel@...gutronix.de, festevam@...il.com, imx@...ts.linux.dev,
	linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
	andersson@...nel.org, linux-remoteproc@...r.kernel.org,
	iuliana.prodan@....com, laurentiu.mihalcea@....com,
	shengjiu.wang@....com, krzk@...nel.org
Subject: Re: [PATCH 3/5] reset: imx8mp-audiomix: Introduce active_low
 configuration option

On Tue, Feb 18, 2025 at 10:30:21AM +0100, Philipp Zabel wrote:
> On Di, 2025-02-18 at 10:57 +0200, Daniel Baluta wrote:
> > For EARC and EARC PHY the reset happens when clearing the reset bits.
> > Refactor assert/deassert function in order to take into account
> > the active_low configuratin option.
>                             ^
>                             missing 'o'.

run ./scripts/checkpatch.pl -g HEAD --strict --codespell

Frank
>
> >
> > Signed-off-by: Daniel Baluta <daniel.baluta@....com>
> > ---
> >  drivers/reset/reset-imx8mp-audiomix.c | 45 ++++++++++++++-------------
> >  1 file changed, 23 insertions(+), 22 deletions(-)
> >
> > diff --git a/drivers/reset/reset-imx8mp-audiomix.c b/drivers/reset/reset-imx8mp-audiomix.c
> > index 6b1666c4e069..8cc0a6b58cbc 100644
> > --- a/drivers/reset/reset-imx8mp-audiomix.c
> > +++ b/drivers/reset/reset-imx8mp-audiomix.c
> > @@ -23,16 +23,19 @@
> >  struct imx8mp_reset_map {
> >  	unsigned int offset;
> >  	unsigned int mask;
> > +	bool active_low;
> >  };
> >
> >  static const struct imx8mp_reset_map reset_map[IMX8MP_AUDIOMIX_RESET_NUM] = {
> >  	[IMX8MP_AUDIOMIX_EARC] = {
> >  		.offset	= IMX8MP_AUDIOMIX_EARC_OFFSET,
> >  		.mask	= IMX8MP_AUDIOMIX_EARC_RESET_MASK,
> > +		.active_low = true,
> >  	},
> >  	[IMX8MP_AUDIOMIX_EARC_PHY] = {
> >  		.offset	= IMX8MP_AUDIOMIX_EARC_OFFSET,
> >  		.mask	= IMX8MP_AUDIOMIX_EARC_PHY_RESET_MASK,
> > +		.active_low = true,
> >  	},
> >
> >  };
> > @@ -48,48 +51,46 @@ static struct imx8mp_audiomix_reset *to_imx8mp_audiomix_reset(struct reset_contr
> >  	return container_of(rcdev, struct imx8mp_audiomix_reset, rcdev);
> >  }
> >
> > -static int imx8mp_audiomix_reset_assert(struct reset_controller_dev *rcdev,
> > -					unsigned long id)
> > +static int imx8mp_audiomix_update(struct reset_controller_dev *rcdev,
> > +				  unsigned long id, bool assert)
> >  {
> >  	struct imx8mp_audiomix_reset *priv = to_imx8mp_audiomix_reset(rcdev);
> >  	void __iomem *reg_addr = priv->base;
> > -	unsigned int mask, offset, reg;
> > -	unsigned long flags;
> > +	unsigned int mask, offset, active_low;
> > +	unsigned long reg, flags;
>
> Nitpick, I would make active_low bool, like assert. Otherwise,
>
> Reviewed-by: Philipp Zabel <p.zabel@...gutronix.de>
>
> regards
> Philipp