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[209.132.180.67]) by mx.google.com with ESMTP id l204si2988418oig.31.2020.02.11.22.35.15; Tue, 11 Feb 2020 22:35:28 -0800 (PST) Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728192AbgBLGdu convert rfc822-to-8bit (ORCPT + 99 others); Wed, 12 Feb 2020 01:33:50 -0500 Received: from rtits2.realtek.com ([211.75.126.72]:39369 "EHLO rtits2.realtek.com.tw" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728100AbgBLGdu (ORCPT ); Wed, 12 Feb 2020 01:33:50 -0500 Authenticated-By: X-SpamFilter-By: BOX Solutions SpamTrap 5.62 with qID 01C6Wl64029615, This message is accepted by code: ctloc85258 Received: from mail.realtek.com (RTEXMB06.realtek.com.tw[172.21.6.99]) by rtits2.realtek.com.tw (8.15.2/2.57/5.78) with ESMTPS id 01C6Wl64029615 (version=TLSv1.2 cipher=AES256-GCM-SHA384 bits=256 verify=NOT); Wed, 12 Feb 2020 14:32:47 +0800 Received: from RTEXDAG02.realtek.com.tw (172.21.6.101) by RTEXMB06.realtek.com.tw (172.21.6.99) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.1779.2; Wed, 12 Feb 2020 14:32:47 +0800 Received: from RTEXMB01.realtek.com.tw (172.21.6.94) by RTEXDAG02.realtek.com.tw (172.21.6.101) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.1779.2; Wed, 12 Feb 2020 14:32:47 +0800 Received: from RTEXMB01.realtek.com.tw ([fe80::1832:8abc:ec2d:974f]) by RTEXMB01.realtek.com.tw ([fe80::1832:8abc:ec2d:974f%6]) with mapi id 15.01.1779.005; Wed, 12 Feb 2020 14:32:47 +0800 From: Kailang To: Takashi Iwai CC: Benjamin Poirier , Jaroslav Kysela , "alsa-devel@alsa-project.org" , "linux-kernel@vger.kernel.org" Subject: RE: [PATCH 2/2] ALSA: hda/realtek - Fix Lenovo Thinkpad X1 Carbon 7th quirk value Thread-Topic: [PATCH 2/2] ALSA: hda/realtek - Fix Lenovo Thinkpad X1 Carbon 7th quirk value Thread-Index: AQHV4KAyVK0d0c4RkUCatRD1s4Jmc6gVFbAAgAAJ9ACAAJRvkP//fXAAgAHpSsA= Date: Wed, 12 Feb 2020 06:32:46 +0000 Message-ID: References: <20200211055651.4405-1-benjamin.poirier@gmail.com> <20200211055651.4405-2-benjamin.poirier@gmail.com> <20200211081604.GA8286@f3> In-Reply-To: Accept-Language: zh-TW, en-US Content-Language: zh-TW X-MS-Has-Attach: X-MS-TNEF-Correlator: x-originating-ip: [172.22.105.169] Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 8BIT MIME-Version: 1.0 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org > -----Original Message----- > From: Takashi Iwai > Sent: Tuesday, February 11, 2020 5:20 PM > To: Kailang > Cc: Benjamin Poirier ; Jaroslav Kysela > ; alsa-devel@alsa-project.org; linux-kernel@vger.kernel.org > Subject: Re: [PATCH 2/2] ALSA: hda/realtek - Fix Lenovo Thinkpad X1 Carbon > 7th quirk value > > On Tue, 11 Feb 2020 10:10:50 +0100, > Kailang wrote: > > > > Hi, > > > > Speaker 2 connect to DAC 0x2 was Lenovo requested. > > This was tune for EQ setting. > > I didn't know more for this. > > Thanks, that was my expectation, too. Applying EQ to built-in speakers is an > oft-seen workaround for laptops to avoid the possible hardware damage. > > Now the question is whether this obvious level of lowering is the expected > result. > > Kailang, could you try to ask Lenovo about it? I have confirmed with our Lenovo AE. > > > Takashi > > > > > BR, > > Kailang > > > > > -----Original Message----- > > > From: Benjamin Poirier > > > Sent: Tuesday, February 11, 2020 4:16 PM > > > To: Jaroslav Kysela > > > Cc: Takashi Iwai ; Kailang ; > > > alsa-devel@alsa-project.org; linux-kernel@vger.kernel.org > > > Subject: Re: [PATCH 2/2] ALSA: hda/realtek - Fix Lenovo Thinkpad X1 > > > Carbon 7th quirk value > > > > > > On 2020/02/11 08:40 +0100, Jaroslav Kysela wrote: > > > [...] > > > > > > > > > > In summary, Node 0x17 DAC connection 0x3 offers the loudest max > > > > > volume and the most detailed mixer controls. That connection is > > > > > obtained with quirk ALC295_FIXUP_DISABLE_DAC3. Therefore, change > > > > > the ThinkPad X1 Carbon 7th to use ALC295_FIXUP_DISABLE_DAC3. > > > > > > > > The volume split (individual volume control) will cause trouble > > > > for the UCM volume control at the moment which is the target for > > > > this device to get the digital microphone working. If there is no > > > > possibility to share DAC, it would be probably more nice to join > > > > the volume > > > control in the driver. > > > > > > > > Have you tried to use 0x03 as source for all four speakers? > > > > > > Front speakers are fixed to 0x02. Node 0x14 > > > Connection: 1 > > > 0x02 > > > > > > > > > > > Why PA handles the rear volume control with the current driver > > > > code in the legacy ALSA driver? It should be handled like standard > > > > stereo device. I'll check. > > > > > > The device comes up with "Analog Stereo Output" profile by default. > > > I changed it to "Analog Surround 4.0 Output" to test controlling each > channel individually: > > > > > > > > pavucontrol controls are reported with the device configured > > > > > with the "Analog Surround 4.0 Output" profile. > > > > > > > > > > > You should also test PA with UCM. > > > > > > Please let me know what do I need to test exactly? I'm not familiar with > UCM. > > > > > > ------Please consider the environment before printing this e-mail. > >