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

Pavel Machek
2018-11-20T09:10:45Z

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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
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