linux-kernel - RE: [PATCH v3] soc: fsl: enable acpi support

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Message-ID: <AM6PR04MB54133B1D3E12C1AC4456D91EF15D0@AM6PR04MB5413.eurprd04.prod.outlook.com>
Date:   Wed, 19 Aug 2020 06:52:06 +0000
From:   Ran Wang <ran.wang_1@....com>
To:     Christophe Leroy <christophe.leroy@...roup.eu>,
        Leo Li <leoyang.li@....com>
CC:     Peng Ma <peng.ma@....com>,
        "linuxppc-dev@...ts.ozlabs.org" <linuxppc-dev@...ts.ozlabs.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        "linux-arm-kernel@...ts.infradead.org" 
        <linux-arm-kernel@...ts.infradead.org>
Subject: RE: [PATCH v3] soc: fsl: enable acpi support

Hi Christophe

On Wednesday, August 19, 2020 2:48 PM, Christophe Leroy wrote:
> 
> 
> 
> Le 19/08/2020 à 06:00, Ran Wang a écrit :
> > From: Peng Ma <peng.ma@....com>
> >
> > This patch enables ACPI support in RCPM driver.
> 
> Can you change the subject to "soc: fsl: enable acpi support in RCPM driver" ?

Sure.

> >
> > Signed-off-by: Peng Ma <peng.ma@....com>
> > Signed-off-by: Ran Wang <ran.wang_1@....com>
> > ---
> > Change in v3:
> >   - Add #ifdef CONFIG_ACPI for acpi_device_id
> >   - Rename rcpm_acpi_imx_ids to rcpm_acpi_ids
> >
> > Change in v2:
> >   - Update acpi_device_id to fix conflict with other driver
> >
> >   drivers/soc/fsl/rcpm.c | 13 ++++++++++++-
> >   1 file changed, 12 insertions(+), 1 deletion(-)
> >
> > diff --git a/drivers/soc/fsl/rcpm.c b/drivers/soc/fsl/rcpm.c index
> > a093dbe..55d1d73 100644
> > --- a/drivers/soc/fsl/rcpm.c
> > +++ b/drivers/soc/fsl/rcpm.c
> > @@ -2,7 +2,7 @@
> >   //
> >   // rcpm.c - Freescale QorIQ RCPM driver
> >   //
> > -// Copyright 2019 NXP
> > +// Copyright 2019-2020 NXP
> >   //
> >   // Author: Ran Wang <ran.wang_1@....com>
> >
> > @@ -13,6 +13,7 @@
> >   #include <linux/slab.h>
> >   #include <linux/suspend.h>
> >   #include <linux/kernel.h>
> > +#include <linux/acpi.h>
> >
> >   #define RCPM_WAKEUP_CELL_MAX_SIZE	7
> >
> > @@ -125,6 +126,7 @@ static int rcpm_probe(struct platform_device
> > *pdev)
> >
> >   	ret = device_property_read_u32(&pdev->dev,
> >   			"#fsl,rcpm-wakeup-cells", &rcpm->wakeup_cells);
> > +
> 
> This blank line addition is unrelated to the patch and shouldn't be there.

Got it, will remove this in v4, thanks.

Regards,
Ran

> Christophe
> 
> >   	if (ret)
> >   		return ret;
> >
> > @@ -139,10 +141,19 @@ static const struct of_device_id rcpm_of_match[]
> = {
> >   };
> >   MODULE_DEVICE_TABLE(of, rcpm_of_match);
> >
> > +#ifdef CONFIG_ACPI
> > +static const struct acpi_device_id rcpm_acpi_ids[] = {
> > +	{"NXP0015",},
> > +	{ }
> > +};
> > +MODULE_DEVICE_TABLE(acpi, rcpm_acpi_ids); #endif
> > +
> >   static struct platform_driver rcpm_driver = {
> >   	.driver = {
> >   		.name = "rcpm",
> >   		.of_match_table = rcpm_of_match,
> > +		.acpi_match_table = ACPI_PTR(rcpm_acpi_ids),
> >   		.pm	= &rcpm_pm_ops,
> >   	},
> >   	.probe = rcpm_probe,
> >