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Date:   Tue, 20 Nov 2018 10:10:39 +0100
From:   Pavel Machek <pavel@ucw.cz>
To:     Takashi Iwai <tiwai@suse.de>
Cc:     Ayman Bagabas <ayman.bagabas@gmail.com>,
        alsa-devel@alsa-project.org, Hui Wang <hui.wang@canonical.com>,
        Andy Shevchenko <andy@infradead.org>,
        Darren Hart <dvhart@infradead.org>,
        Jaroslav Kysela <perex@perex.cz>,
        Kailang Yang <kailang@realtek.com>,
        linux-kernel@vger.kernel.org, platform-driver-x86@vger.kernel.org
Subject: Re: [PATCH v3 3/3] ALSA: hda: add support for Huawei WMI micmute LED
Message-ID: <20181120091039.GA16916@amd>
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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:
> >=20
> > > +#if IS_ENABLED(CONFIG_HUAWEI_LAPTOP)
> > > +#include <linux/platform_data/x86/huawei_wmi.h>
> > > +
> > > +static int (*huawei_wmi_micmute_led_set_func)(bool);
> > > +
> >=20
> > So we should not be doing this.
> >=20
> > Thinkpad ACPI module exports its LEDs there, for example.
>=20
> 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
--=20
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blo=
g.html

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