From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from forward500a.mail.yandex.net (forward500a.mail.yandex.net [178.154.239.80]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 18E2D2FD69D; Sun, 20 Sep 2026 09:28:44 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=178.154.239.80 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1789896529; cv=none; b=AaUCs3Nc4/SXtDzqFpeHaGCckjG7nrCByTs6G58Gyjv+OuiCqqFc5dJ8k0LunaheCk7c15xk2BDlCAeIoD6bt8RmbNCoRby5yQ551cppvlQJe0ktAJUTWLJ/lEH2BgHUkyGewv6h1hsvxbzzGjIBC9PPKbR64asWn6NXAG/TMYA= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1789896529; c=relaxed/simple; bh=oNyKHqjyScwXJJQ7Ewot/NDNXH3zuT7+mWkU2535y+Q=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=gqdiTf4xfdFAziIM8E7uxoUkluEFa7yyQt3WyaSDR4jp1RDhYxmrBfpjkojpwYc0HNCkRACGm7FNKymSJVdL2Sdhzok+0LlkdP1clRdqpdV+xvczQkr8k2PnvHQylQbfgrh4hUl450USnB5bVj7IpHucQeeAQaFytQrvevPnL1Y= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=ya.ru; spf=pass smtp.mailfrom=ya.ru; dkim=pass (1024-bit key) header.d=ya.ru header.i=@ya.ru header.b=Y0FK9qEj; arc=none smtp.client-ip=178.154.239.80 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=ya.ru Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=ya.ru Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=ya.ru header.i=@ya.ru header.b="Y0FK9qEj" Received: from mail-nwsmtp-smtp-production-main-84.vla.yp-c.yandex.net (mail-nwsmtp-smtp-production-main-84.vla.yp-c.yandex.net [IPv6:2a02:6b8:c0f:39a:0:640:15c4:0]) by forward500a.mail.yandex.net (postfix) with ESMTPS id 1E8B3C147B; Sun, 20 Sep 2026 12:28:37 +0300 (MSK) Received: by mail-nwsmtp-smtp-production-main-84.vla.yp-c.yandex.net (smtp) with ESMTPSA id ASVxuRVdNKo0-nUWTg5CF; Sun, 20 Sep 2026 12:28:36 +0300 X-Yandex-Fwd: 1 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ya.ru; s=mail; t=1789896516; bh=36ZUbDZxVroSbV9v3Xm3HcYk31AN564Ob58ZdtT80Dg=; h=Message-ID:Date:In-Reply-To:Cc:Subject:References:To:From; b=Y0FK9qEj4/ykuzWvXAyCQIoCAZy9sgXc+uS5RoPnztCfaUqcqFKcRgfKuMdoN9XRC nzqskoIH55JjuD9YPEeD1q/BuBlb9YeExgBcVIBC5UWVYD9U9/DakrsWmcY0w5zwUb q5fwtCr4h7IloV9QdJCA0nDF3lkVlUcBtOyJYndc= Authentication-Results: mail-nwsmtp-smtp-production-main-84.vla.yp-c.yandex.net; dkim=pass header.i=@ya.ru From: Ilya Pavlukhin To: Takashi Iwai Cc: Jaroslav Kysela , David Rhodes , Richard Fitzgerald , "Rafael J . Wysocki" , Len Brown , Hans de Goede , =?UTF-8?q?Ilpo=20J=C3=A4rvinen?= , linux-sound@vger.kernel.org, patches@opensource.cirrus.com, linux-acpi@vger.kernel.org, platform-driver-x86@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH 1/4] ACPI: scan: Add CLSA0102 to the serial bus ignore list Date: Sun, 20 Sep 2026 12:28:05 +0300 Message-ID: <20260920092808.17234-2-i.pavluhin@ya.ru> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20260920092808.17234-1-i.pavluhin@ya.ru> References: <20260920092808.17234-1-i.pavluhin@ya.ru> Precedence: bulk X-Mailing-List: linux-acpi@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit The Lenovo Yoga Slim 7 Carbon 14ACN6 (82L0) describes the two CS35L41 amplifiers of its bass speakers as a single ACPI node, HID CLSA0102, with two I2cSerialBusV2 resources (0x40 and 0x41), like CLSA0100 and CLSA0101 on the Legion 7. Skip the default I2C enumeration so that serial-multi-instantiate can create a client for each amplifier. Link: https://bugzilla.kernel.org/show_bug.cgi?id=215632 Assisted-by: Claude Opus 5 Signed-off-by: Ilya Pavlukhin --- drivers/acpi/scan.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/acpi/scan.c b/drivers/acpi/scan.c index f48715ed8..1d9698df9 100644 --- a/drivers/acpi/scan.c +++ b/drivers/acpi/scan.c @@ -1768,6 +1768,7 @@ static bool acpi_device_enumeration_by_parent(struct acpi_device *device) /* Non-conforming _HID for Cirrus Logic already released */ {"CLSA0100", }, {"CLSA0101", }, + {"CLSA0102", }, /* * Some ACPI devs contain SerialBus resources even though they are not * attached to a serial bus at all. -- 2.43.0