linux-kernel - Re: [PATCH 2/2] mfd: cros_ec: Add usbpd-notify to usbpd

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Date:   Fri, 20 Dec 2019 10:52:52 +0000
From:   Lee Jones <lee.jones@...aro.org>
To:     Enric Balletbo i Serra <enric.balletbo@...labora.com>
Cc:     Prashant Malani <pmalani@...omium.org>, groeck@...omium.org,
        bleung@...omium.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 2/2] mfd: cros_ec: Add usbpd-notify to usbpd_charger

On Fri, 20 Dec 2019, Enric Balletbo i Serra wrote:

> Hi Prashant,
> 
> This should be [PATCH v3 2/2]. All the patches in the series should have the
> same version otherwise makes difficult to follow.
> 
> Thanks,
>  Enric
> 
> On 19/12/19 21:13, Prashant Malani wrote:
> > Add the cros-usbpd-notify driver as a cell for the cros_usbpd_charger
> > subdevice on non-ACPI platforms.
> > 
> > This driver allows other cros-ec devices to receive PD event
> > notifications from the Chrome OS Embedded Controller (EC) via a
> > notification chain.
> > 
> > Change-Id: I4c062d261fa1a504b43b0a0c0a98a661829593b9
> > Signed-off-by: Prashant Malani <pmalani@...omium.org>
> > ---
> >  drivers/mfd/cros_ec_dev.c | 3 +++
> >  1 file changed, 3 insertions(+)
> > 
> > diff --git a/drivers/mfd/cros_ec_dev.c b/drivers/mfd/cros_ec_dev.c
> > index c4b977a5dd966..1dde480f35b93 100644
> > --- a/drivers/mfd/cros_ec_dev.c
> > +++ b/drivers/mfd/cros_ec_dev.c
> > @@ -85,6 +85,9 @@ static const struct mfd_cell cros_ec_sensorhub_cells[] = {
> >  static const struct mfd_cell cros_usbpd_charger_cells[] = {
> >  	{ .name = "cros-usbpd-charger", },
> >  	{ .name = "cros-usbpd-logger", },
> > +#ifndef CONFIG_ACPI
> > +	{ .name = "cros-usbpd-notify", },
> > +#endif

We don't want #iferry all over our c-files.  If you *have* to rely on
Kconfig configurations, split this out into a separate cell and use
IS_ENABLED().

-- 
Lee Jones [李琼斯]
Linaro Services Technical Lead
Linaro.org │ Open source software for ARM SoCs
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