From nobody Thu Dec 18 08:09:15 2025 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id B496AC04AAE for ; Wed, 20 Sep 2023 16:34:18 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S235062AbjITQeW (ORCPT ); Wed, 20 Sep 2023 12:34:22 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:50746 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S234875AbjITQeN (ORCPT ); Wed, 20 Sep 2023 12:34:13 -0400 Received: from mx0b-001ae601.pphosted.com (mx0a-001ae601.pphosted.com [67.231.149.25]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 28FC2D6 for ; Wed, 20 Sep 2023 09:34:07 -0700 (PDT) Received: from pps.filterd (m0077473.ppops.net [127.0.0.1]) by mx0a-001ae601.pphosted.com (8.17.1.22/8.17.1.22) with ESMTP id 38K3qoWl031049; Wed, 20 Sep 2023 11:33:39 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=cirrus.com; h= from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding:content-type; s= PODMain02222019; bh=EJ5ed+ITbEi3A3t572jlfnIzGCe9Zx/6EDGQBJFmsQs=; b= iEA0VVrL2eZNmVmuWR9A+erQ+xj0eT7auZuK9JmP9ECgmq1WQzi3oXDbfT1tJhfq BgJYXz/n0/HWDb/35PpWqSA49giivSRNSerSDw+fh5ijjLf9HvQVdmjMTg/LLLCE fzMuTKy4O1RBjNhpiU8NSAaSyYAunCAmEG0xm5R8dzep1fGkc/M0/7eWHdI2vjIH 90Gj+DXTQrIY0T420OHVcdQCMCWCQgkWPwPXjDw5z5h77JjRX4CctXKf/brcWb+Y eHJJZ1qh5eDFIfCUZitfRGR8CNKY8JhtdueonEZdKBV+xrXNcz+zOUYkhC5nvVOd YZk4gbB3pPJ5B5H01fr2LA== Received: from ediex02.ad.cirrus.com ([84.19.233.68]) by mx0a-001ae601.pphosted.com (PPS) with ESMTPS id 3t59ry5sr2-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Wed, 20 Sep 2023 11:33:38 -0500 (CDT) Received: from ediex02.ad.cirrus.com (198.61.84.81) by ediex02.ad.cirrus.com (198.61.84.81) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1118.37; Wed, 20 Sep 2023 17:33:36 +0100 Received: from ediswmail.ad.cirrus.com (198.61.86.93) by anon-ediex02.ad.cirrus.com (198.61.84.81) with Microsoft SMTP Server id 15.2.1118.37 via Frontend Transport; Wed, 20 Sep 2023 17:33:36 +0100 Received: from sbinding-cirrus-dsktp2.ad.cirrus.com (unknown [198.90.238.135]) by ediswmail.ad.cirrus.com (Postfix) with ESMTP id 9AF3711CD; Wed, 20 Sep 2023 16:33:36 +0000 (UTC) From: Stefan Binding To: Jaroslav Kysela , Takashi Iwai CC: , , , Stefan Binding Subject: [PATCH v4 1/4] ALSA: hda: cs35l41: Add notification support into component binding Date: Wed, 20 Sep 2023 16:54:47 +0100 Message-ID: <20230920155450.576287-2-sbinding@opensource.cirrus.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20230920155450.576287-1-sbinding@opensource.cirrus.com> References: <20230920155450.576287-1-sbinding@opensource.cirrus.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-Proofpoint-GUID: E-6Negf5VwOxcjlf6n5al58UGsIvUc7q X-Proofpoint-ORIG-GUID: E-6Negf5VwOxcjlf6n5al58UGsIvUc7q X-Proofpoint-Spam-Reason: safe Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Type: text/plain; charset="utf-8" Some systems support a notification from ACPI, which can be used for different things. Only one handler can be registered for the acpi notification, but all amps need to receive that notification, we can register a single handler inside the component master, so that it can then notify through the component framework. This is required to support mute notifications from ACPI. Signed-off-by: Stefan Binding --- sound/pci/hda/hda_component.h | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/sound/pci/hda/hda_component.h b/sound/pci/hda/hda_component.h index f170aec967c1..bbd6f0ed16c1 100644 --- a/sound/pci/hda/hda_component.h +++ b/sound/pci/hda/hda_component.h @@ -6,6 +6,7 @@ * Cirrus Logic International Semiconductor Ltd. */ =20 +#include #include =20 #define HDA_MAX_COMPONENTS 4 @@ -15,6 +16,9 @@ struct hda_component { struct device *dev; char name[HDA_MAX_NAME_SIZE]; struct hda_codec *codec; + struct acpi_device *adev; + bool acpi_notifications_supported; + void (*acpi_notify)(acpi_handle handle, u32 event, struct device *dev); void (*pre_playback_hook)(struct device *dev, int action); void (*playback_hook)(struct device *dev, int action); void (*post_playback_hook)(struct device *dev, int action); --=20 2.34.1