From patchwork Wed Dec 13 23:49:20 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Gergo Koteles X-Patchwork-Id: 753527 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 alsa0.perex.cz (alsa0.perex.cz [77.48.224.243]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id C02B8C4332F for ; Wed, 13 Dec 2023 23:52:01 +0000 (UTC) Received: from alsa1.perex.cz (alsa1.perex.cz [207.180.221.201]) (using TLSv1.2 with cipher ADH-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by alsa0.perex.cz (Postfix) with ESMTPS id 63C1FDEE; Thu, 14 Dec 2023 00:51:49 +0100 (CET) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa0.perex.cz 63C1FDEE DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=alsa-project.org; s=default; t=1702511519; bh=B7A9UE7X9wAVNIvr+jk7W/izxXZYxNBPjcvRJvvD170=; h=From:To:Cc:Subject:Date:List-Id:List-Archive:List-Help:List-Owner: List-Post:List-Subscribe:List-Unsubscribe:From; b=sNk7lf0qXp8Ml+8tDMHfOgt136ja7pObjM/+lFdDz8xi1yGppKpmBtIzUQvX7RlNK hF861D4ZqX5VQ1KnGBrIU5O+7dt/qIElX/tI6MwD+qt7fa8cKgOD3GQmHeFp6yYEUF rkYRJxTPiogYo2UShMrbXnaaKY8Qnr2Y72n3Qy9U= Received: by alsa1.perex.cz (Postfix, from userid 50401) id E5C04F8057A; Thu, 14 Dec 2023 00:51:29 +0100 (CET) Received: from mailman-core.alsa-project.org (mailman-core.alsa-project.org [10.254.200.10]) by alsa1.perex.cz (Postfix) with ESMTP id 37E0EF8057F; Thu, 14 Dec 2023 00:51:28 +0100 (CET) Received: by alsa1.perex.cz (Postfix, from userid 50401) id 09812F8016A; Thu, 14 Dec 2023 00:49:55 +0100 (CET) Received: from irl.hu (irl.hu [95.85.9.111]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange ECDHE (P-256) server-signature RSA-PSS (4096 bits) server-digest SHA256) (No client certificate requested) by alsa1.perex.cz (Postfix) with UTF8SMTPS id 105C2F8001F for ; Thu, 14 Dec 2023 00:49:28 +0100 (CET) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa1.perex.cz 105C2F8001F Received: from fedori.lan (51b690cd.dsl.pool.telekom.hu [::ffff:81.182.144.205]) (AUTH: CRAM-MD5 soyer@irl.hu, ) by irl.hu with ESMTPSA id 0000000000071EA1.00000000657A4302.001284F3; Thu, 14 Dec 2023 00:49:22 +0100 From: Gergo Koteles To: Shenghao Ding , Kevin Lu , Baojun Xu , Jaroslav Kysela , Takashi Iwai Cc: linux-kernel@vger.kernel.org, alsa-devel@alsa-project.org, Gergo Koteles , stable@vger.kernel.org Subject: [PATCH] ALSA: hda/tas2781: reset the amp before component_add Date: Thu, 14 Dec 2023 00:49:20 +0100 Message-ID: <4d23bf58558e23ee8097de01f70f1eb8d9de2d15.1702511246.git.soyer@irl.hu> X-Mailer: git-send-email 2.43.0 Mime-Version: 1.0 X-Mime-Autoconverted: from 8bit to 7bit by courier 1.0 Message-ID-Hash: M2MMAYDR4ILTEXV5WB3JYUW2UPO55L5S X-Message-ID-Hash: M2MMAYDR4ILTEXV5WB3JYUW2UPO55L5S X-MailFrom: soyer@irl.hu 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; nonmember-moderation; administrivia; implicit-dest; max-recipients; max-size; news-moderation; no-subject; digests; suspicious-header X-Mailman-Version: 3.3.9 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: Calling component_add starts loading the firmware, the callback function writes the program to the amplifiers. If the module resets the amplifiers after component_add, it happens that one of the amplifiers does not work because the reset and program writing are interleaving. Call tas2781_reset before component_add to ensure reliable initialization. Fixes: 5be27f1e3ec9 ("ALSA: hda/tas2781: Add tas2781 HDA driver") CC: stable@vger.kernel.org Signed-off-by: Gergo Koteles --- sound/pci/hda/tas2781_hda_i2c.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) base-commit: ffc253263a1375a65fa6c9f62a893e9767fbebfa diff --git a/sound/pci/hda/tas2781_hda_i2c.c b/sound/pci/hda/tas2781_hda_i2c.c index fb802802939e..0baaaff94c6f 100644 --- a/sound/pci/hda/tas2781_hda_i2c.c +++ b/sound/pci/hda/tas2781_hda_i2c.c @@ -675,14 +675,14 @@ static int tas2781_hda_i2c_probe(struct i2c_client *clt) pm_runtime_put_autosuspend(tas_priv->dev); + tas2781_reset(tas_priv); + ret = component_add(tas_priv->dev, &tas2781_hda_comp_ops); if (ret) { dev_err(tas_priv->dev, "Register component failed: %d\n", ret); pm_runtime_disable(tas_priv->dev); - goto err; } - tas2781_reset(tas_priv); err: if (ret) tas2781_hda_remove(&clt->dev);