From mboxrd@z Thu Jan  1 00:00:00 1970
From: Hui Wang <hui.wang@canonical.com>
Subject: Re: Auto mute mode
Date: Wed, 17 Feb 2016 21:08:30 +0800
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To: Takashi Iwai <tiwai@suse.de>, Kailang <kailang@realtek.com>
Cc: "(alsa-devel@alsa-project.org)" <alsa-devel@alsa-project.org>, David Henningsson <david.henningsson@canonical.com>
List-Id: alsa-devel@alsa-project.org

Hello Kailang,

What machine do you use? I will try to find this machine in Canonical 
and investigate this issue on the machine.

BTW, I did not meet this problem before.

Regards,
Hui.


On 02/17/2016 05:41 PM, Takashi Iwai wrote:
> On Wed, 17 Feb 2016 09:31:55 +0100,
> Kailang wrote:
>> Hi Takashi,
>>
>> I add the ALC225 for Dell headset mode supported.
>> But it has the issue for speaker don't mute when headphone or headset was pluged.
> Is alc_update_headset_mode() called when you plug/unplug the headphone
> or the headset?  If yes, which value is set to new_headset_mode?
>
>> The issue is occur to Mic in pluged.
>> When Mic in is pluged, auto mute mode will change to disable.
>> But when plug headphone or headset into jack, auto mute mode still keep on disable.
>> So, speaker will have output at the same time.
> The same question applies.  This is a Dell machine with
> ALC255_FIXUP_DELL1_MIC_NO_PRESENCE fix up.  The mic pin has no jack
> detection but the detection is triggered only by the headset (HP)
> pin.  All these imply likely that the detection of the headset mode
> doesn't work properly.
>
> I haven't touched with these Dell quirks, but Canonical guys did it.
> They should have a better clue.  Now Cc'ed.
>
>
> Takashi
>