From nobody Sun Feb 8 21:26:26 2026 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 753EDC001DC for ; Mon, 31 Jul 2023 16:58:52 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233786AbjGaQ6u (ORCPT ); Mon, 31 Jul 2023 12:58:50 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:55284 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233856AbjGaQ6T (ORCPT ); Mon, 31 Jul 2023 12:58:19 -0400 Received: from mx0b-001ae601.pphosted.com (mx0a-001ae601.pphosted.com [67.231.149.25]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 915581986 for ; Mon, 31 Jul 2023 09:57:45 -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 36V5lNJK017071; Mon, 31 Jul 2023 11:57:33 -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=COsUQaN/ErqOVMioTgwxTBAOGWPa/9gsBLSsEI2cT2A=; b= A9dafwKHWVwmWHxQyv/TdC6e8R+dzdJDt49STc7fSw2q/XQXVO0ECaFOx4SKySmm M1yozutFbDSUsLi9XxSsTGBvnctBmNoS9i3aBGhjjRsGQ3BSxDqtE6ixaZ37cBAN lk5Rdy+kXQVor6332GqARJiJ0fVEoWs8oxoDmYcG+t9GnvP9Yw3R3n9DICqS5cIZ H2NY3jgc5JRe89waXHeUuEWjbvpkqBelva0rC2bw2AtQqnKURdsyZnDg0PCz4Z4l fyPgn3AbVSYFgzIH11p7ew+bnrCKEsGFyNGLUvptymCEFjAqebh+pTcqD9G6d+cr OQ95okiKLwocbSmCvdLisQ== Received: from ediex01.ad.cirrus.com ([84.19.233.68]) by mx0a-001ae601.pphosted.com (PPS) with ESMTPS id 3s5gk1sg45-2 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Mon, 31 Jul 2023 11:57:33 -0500 (CDT) Received: from ediex01.ad.cirrus.com (198.61.84.80) by ediex01.ad.cirrus.com (198.61.84.80) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1118.30; Mon, 31 Jul 2023 17:57:30 +0100 Received: from ediswmail.ad.cirrus.com (198.61.86.93) by ediex01.ad.cirrus.com (198.61.84.80) with Microsoft SMTP Server id 15.2.1118.30 via Frontend Transport; Mon, 31 Jul 2023 17:57:30 +0100 Received: from EDIN4L06LR3.ad.cirrus.com (EDIN4L06LR3.ad.cirrus.com [198.61.64.107]) by ediswmail.ad.cirrus.com (Postfix) with ESMTP id 55A3D45D; Mon, 31 Jul 2023 16:57:30 +0000 (UTC) From: Richard Fitzgerald To: CC: , , , , Richard Fitzgerald Subject: [PATCH 2/9] ALSA: hda/cs35l56: Do not mark cache dirty after REINIT Date: Mon, 31 Jul 2023 17:57:19 +0100 Message-ID: <20230731165726.7940-3-rf@opensource.cirrus.com> X-Mailer: git-send-email 2.30.2 In-Reply-To: <20230731165726.7940-1-rf@opensource.cirrus.com> References: <20230731165726.7940-1-rf@opensource.cirrus.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-Proofpoint-GUID: kFB1f_oNiNMpBEAsCAcGXST23BTvhCOS X-Proofpoint-ORIG-GUID: kFB1f_oNiNMpBEAsCAcGXST23BTvhCOS X-Proofpoint-Spam-Reason: safe Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Type: text/plain; charset="utf-8" Only call regcache_mark_dirty() in cs35l56_hda_fw_load() if the CS35L56 was SYSTEM_RESET. recache_mark_dirty() changes the behaviour of regcache_sync() to write out cache values that are not the default value, and skip cache values that are the default. AUDIO_REINIT does not reset the registers. regcache_mark_dirty() after AUDIO_REINIT could cause the regcache_sync() to sync registers incorrectly because it will assume that all registers have reset to default. Signed-off-by: Richard Fitzgerald --- sound/pci/hda/cs35l56_hda.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/sound/pci/hda/cs35l56_hda.c b/sound/pci/hda/cs35l56_hda.c index c3acda2daeeb..fda716e0db09 100644 --- a/sound/pci/hda/cs35l56_hda.c +++ b/sound/pci/hda/cs35l56_hda.c @@ -569,6 +569,7 @@ static int cs35l56_hda_fw_load(struct cs35l56_hda *cs35= l56) } else { /* Reset the device and wait for it to boot */ cs35l56_system_reset(&cs35l56->base, false); + regcache_mark_dirty(cs35l56->base.regmap); ret =3D cs35l56_wait_for_firmware_boot(&cs35l56->base); if (ret) goto err; @@ -579,7 +580,6 @@ static int cs35l56_hda_fw_load(struct cs35l56_hda *cs35= l56) if (ret) goto err; =20 - regcache_mark_dirty(cs35l56->base.regmap); regcache_sync(cs35l56->base.regmap); =20 regmap_clear_bits(cs35l56->base.regmap, CS35L56_PROTECTION_STATUS, --=20 2.30.2