Re: [PATCH v3 3/3] ALSA: hda: add support for Huawei WMI micmute LED

From: Pavel Machek
Date: Tue Nov 20 2018 - 04:10:46 EST


On Tue 2018-11-20 08:07:09, Takashi Iwai wrote:
> On Tue, 20 Nov 2018 00:57:13 +0100,
> Pavel Machek wrote:
> >
> > > +#if IS_ENABLED(CONFIG_HUAWEI_LAPTOP)
> > > +#include <linux/platform_data/x86/huawei_wmi.h>
> > > +
> > > +static int (*huawei_wmi_micmute_led_set_func)(bool);
> > > +
> >
> > So we should not be doing this.
> >
> > Thinkpad ACPI module exports its LEDs there, for example.
>
> Both thinkpad_acpi and dell_laptop provide the interface to HD-audio
> in the very same way like this.

Not good :-(. Please don't add new ones, general purpose LEDs should
really use LED subsystem.

Thanks,
Pavel
--
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html

Attachment: signature.asc
Description: Digital signature