From: Takashi Iwai <tiwai@suse.de>
To: Hui Wang <hui.wang@canonical.com>
Cc: alsa-devel@alsa-project.org, stable@vger.kernel.org
Subject: Re: [PATCH 1/2] ALSA: hda - Add mic mute hotkey quirk for Lenovo ThinkCentre AIO
Date: Thu, 24 Dec 2015 07:44:22 +0100 [thread overview]
Message-ID: <s5hvb7ouz09.wl-tiwai@suse.de> (raw)
In-Reply-To: <1450928798-31191-1-git-send-email-hui.wang@canonical.com>
On Thu, 24 Dec 2015 04:46:37 +0100,
Hui Wang wrote:
>
> From: Kailang <kailang@realtek.com>
>
> The Lenovo ThinkCenter AIO uses Line2 (NID 0x1b) to implement the
> micmute hotkey, here we register an input device and use Line2 unsol
> event to collect the hotkey pressing or releasing.
>
> In the meanwhile, the micmute led is controlled by GPIO2, so we
> use an existing function alc_fixup_gpio_mic_mute_hook() to control
> the led.
>
> Cc: <stable@vger.kernel.org>
> Signed-off-by: Kailang <kailang@realtek.com>
Is it mandatory expose this as a key event? I mean, wouldn't it
suffice just toggle the mic mute by the driver itself? User-space
will get the notification by the mixer status change in anyway.
Takashi
next prev parent reply other threads:[~2015-12-24 6:44 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-12-24 3:46 [PATCH 1/2] ALSA: hda - Add mic mute hotkey quirk for Lenovo ThinkCentre AIO Hui Wang
2015-12-24 3:46 ` [PATCH 2/2] ALSA: hda - Add keycode map for alc input device Hui Wang
2015-12-25 7:51 ` Takashi Iwai
2015-12-28 3:04 ` [alsa-devel] " Hui Wang
2015-12-24 6:44 ` Takashi Iwai [this message]
2015-12-24 7:45 ` [PATCH 1/2] ALSA: hda - Add mic mute hotkey quirk for Lenovo ThinkCentre AIO Takashi Iwai
2015-12-24 9:39 ` [alsa-devel] " Hui Wang
2015-12-24 13:03 ` Takashi Iwai
2015-12-25 2:19 ` Hui Wang
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