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Mon, 02 Oct 2023 06:17:40 -0700 (PDT) Date: Mon, 02 Oct 2023 15:17:33 +0200 From: Sven Frotscher Subject: Re: [PATCH v4] ASoC: amd: yc: Fix non-functional mic on Lenovo 82YM To: Mark Brown Cc: Linux regressions mailing list , mario.limonciello@amd.com, git@augustwikerfors.se, alsa-devel@alsa-project.org, lgirdwood@gmail.com, linux-kernel@vger.kernel.org, stable@vger.kernel.org, Takashi Iwai Message-Id: <9XKW1S.IRRCIDM08XWX1@gmail.com> In-Reply-To: <89698b5f-a616-4f49-802a-21326a868c7f@sirena.org.uk> References: <20230927223758.18870-1-sven.frotscher@gmail.com> <46560887-0b6e-42ac-96c3-b4dbc1d7cb61@leemhuis.info> <4fa7d39d-dc34-4550-97fa-2b089f364cca@sirena.org.uk> <541ac45b-8de7-4fa2-85ee-456d34e60aa9@leemhuis.info> <64c78944-4d62-4eda-b92b-3b415fea3333@sirena.org.uk> <65KW1S.A6C8VBV29YCM@gmail.com> <89698b5f-a616-4f49-802a-21326a868c7f@sirena.org.uk> X-Mailer: geary/44.1 MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii; format=flowed X-MailFrom: sven.frotscher@gmail.com X-Mailman-Rule-Hits: nonmember-moderation X-Mailman-Rule-Misses: dmarc-mitigation; no-senders; approved; emergency; loop; banned-address; member-moderation; header-match-alsa-devel.alsa-project.org-0; header-match-alsa-devel.alsa-project.org-1 Message-ID-Hash: 2MG5YAPIDPGYQS5W656ZOQPRDJNGRSDF X-Message-ID-Hash: 2MG5YAPIDPGYQS5W656ZOQPRDJNGRSDF X-Mailman-Approved-At: Thu, 05 Oct 2023 07:46:47 +0000 X-Mailman-Version: 3.3.8 Precedence: list List-Id: "Alsa-devel mailing list for ALSA developers - http://www.alsa-project.org" Archived-At: List-Archive: List-Help: List-Owner: List-Post: List-Subscribe: List-Unsubscribe: >> > Until someone tests or otherwise provides specific information on >> a >> > given machine we're just guessing about how it's wired up. > >> What specific information are we talking about here? I have the >> 82YM in >> front of me and could help investigate. > > We need to know what magic set of quirks makes the thing work. Are > you > saying that your patch doesn't actually do that? It does. Maybe the non-quirk check (ll. 395-403, seems to be using ACPI) is too specific? But I'm a bit out of my depth here, so I can't investigate that by myself.