From patchwork Mon Sep 13 13:12:20 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Greg KH X-Patchwork-Id: 510511 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-19.1 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_CR_TRAILER, INCLUDES_PATCH, MAILING_LIST_MULTI, SPF_HELO_NONE, SPF_PASS, URIBL_BLOCKED, USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 1E29EC433FE for ; Mon, 13 Sep 2021 14:25:33 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 0824560F25 for ; Mon, 13 Sep 2021 14:25:33 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1345709AbhIMO0r (ORCPT ); Mon, 13 Sep 2021 10:26:47 -0400 Received: from mail.kernel.org ([198.145.29.99]:45380 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1346545AbhIMOYq (ORCPT ); Mon, 13 Sep 2021 10:24:46 -0400 Received: by mail.kernel.org (Postfix) with ESMTPSA id B2E6461529; Mon, 13 Sep 2021 13:48:33 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1631540914; bh=9ymwU4vLYalZSXSEX8SEiMq4+zWT1ftuULs5rsYQnP4=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=A57nOcDSKS7i9qR5IFoblwrW+UBjhE0f4NXfoHU5XMTRs+BI+pdc2HTTVayN/3hQa rSf2v7oSABF0953j8L2mVVDWKLbyggMBEclHoI9dw80ahjTxkqeqOVN3HzXaUk4Lxt /JtUPJSWZVAKZmx8g37Nw2Nx8ZVc0qyPdKV1BgQ8= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Marek Vasut , Claudius Heine , Mark Brown , Sasha Levin Subject: [PATCH 5.14 086/334] ASoC: tlv320aic32x4: Fix TAS2505/TAS2521 channel count Date: Mon, 13 Sep 2021 15:12:20 +0200 Message-Id: <20210913131116.292595180@linuxfoundation.org> X-Mailer: git-send-email 2.33.0 In-Reply-To: <20210913131113.390368911@linuxfoundation.org> References: <20210913131113.390368911@linuxfoundation.org> User-Agent: quilt/0.66 MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: stable@vger.kernel.org From: Marek Vasut [ Upstream commit 3694f996be5cb8374bd224f4e5462c945d359843 ] The TAS2505/TAS2521 does support up to two channels, LEFT and RIGHT, which are being alternated on the audio data bus by Word Clock, WCLK. This is documented in TI slau472 2.7.1 Digital Audio Interface. Note that both the LEFT and RIGHT channels are only used for audio INPUT, while only the LEFT channel is used for audio OUTPUT. Fixes: b4525b6196cd7 ("ASoC: tlv320aic32x4: add support for TAS2505") Signed-off-by: Marek Vasut Cc: Claudius Heine Cc: Mark Brown Link: https://lore.kernel.org/r/20210708091229.56443-1-marex@denx.de Signed-off-by: Mark Brown Signed-off-by: Sasha Levin --- sound/soc/codecs/tlv320aic32x4.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/sound/soc/codecs/tlv320aic32x4.c b/sound/soc/codecs/tlv320aic32x4.c index 2e9175b37dc9..254a016cb1f3 100644 --- a/sound/soc/codecs/tlv320aic32x4.c +++ b/sound/soc/codecs/tlv320aic32x4.c @@ -1131,7 +1131,7 @@ static struct snd_soc_dai_driver aic32x4_tas2505_dai = { .playback = { .stream_name = "Playback", .channels_min = 1, - .channels_max = 1, + .channels_max = 2, .rates = SNDRV_PCM_RATE_8000_96000, .formats = AIC32X4_FORMATS,}, .ops = &aic32x4_ops,