From mboxrd@z Thu Jan 1 00:00:00 1970 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 lists.ozlabs.org (lists.ozlabs.org [112.213.38.117]) (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 25427C001B0 for ; Wed, 19 Jul 2023 21:33:10 +0000 (UTC) Authentication-Results: lists.ozlabs.org; dkim=fail reason="signature verification failed" (2048-bit key; unprotected) header.d=gmail.com header.i=@gmail.com header.a=rsa-sha256 header.s=20221208 header.b=Y0sBPXTz; dkim-atps=neutral Received: from boromir.ozlabs.org (localhost [IPv6:::1]) by lists.ozlabs.org (Postfix) with ESMTP id 4R5pvm3MpHz3cZ0 for ; Thu, 20 Jul 2023 07:33:08 +1000 (AEST) Authentication-Results: lists.ozlabs.org; dkim=pass (2048-bit key; unprotected) header.d=gmail.com header.i=@gmail.com header.a=rsa-sha256 header.s=20221208 header.b=Y0sBPXTz; dkim-atps=neutral Authentication-Results: lists.ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=gmail.com (client-ip=2a00:1450:4864:20::52e; helo=mail-ed1-x52e.google.com; envelope-from=matuszpd@gmail.com; receiver=lists.ozlabs.org) Received: from mail-ed1-x52e.google.com (mail-ed1-x52e.google.com [IPv6:2a00:1450:4864:20::52e]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) by lists.ozlabs.org (Postfix) with ESMTPS id 4R5hbB2nHNz2yq4 for ; Thu, 20 Jul 2023 02:48:20 +1000 (AEST) Received: by mail-ed1-x52e.google.com with SMTP id 4fb4d7f45d1cf-51de9c2bc77so9778639a12.3 for ; Wed, 19 Jul 2023 09:48:19 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20221208; t=1689785296; x=1692377296; h=content-transfer-encoding:mime-version:message-id:date:subject:cc :to:from:from:to:cc:subject:date:message-id:reply-to; bh=yixFqSzT/c4E0mvGw1Uo9KfL2QY9NEvmj8leiEc3puY=; b=Y0sBPXTz9dyJZPRwFkzpcMAF8C1+t5QmrsdtFb5qSp1+uPUnaGSzooAFfj2OI2jVWj jXB5pXt+6XqggnKKndNnkx0iufj5VXa70c5mH8xOC0FXX7T++VZIlcySPT14vXHduATU HsQa6hNZPhbnOmZQOUp6D8ajoMITXzwzGD0dRYoCMLmaqb0gN4AQY727/hfxPSuFik16 tK4Bq8uQdo820l+L3JHF5LFE/DaQZvenIfCYOUtOuyHHm+an7aqRO/nV05GUQzCYciPc oqZJPtv4nR8xNP9OXIgVXRJXvQwy4Q9D88KHaHF7OX1QtbdhcOziKcFxEtGUOB9sFZhG jXnw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20221208; t=1689785296; x=1692377296; h=content-transfer-encoding:mime-version:message-id:date:subject:cc :to:from:x-gm-message-state:from:to:cc:subject:date:message-id :reply-to; bh=yixFqSzT/c4E0mvGw1Uo9KfL2QY9NEvmj8leiEc3puY=; b=Jwp3+uw7sJFt4pBt/dht0JXUCxln3TyptrYVmqGKbJeC++cyTlb/v54FnILhCP6uEw 16W7uE9qVd0Zls/swQ2Dh/MzJkr+Li3Yqmae4LqY/k4bQSLSCpnc4okNy+cJm/9kZMwa X/n5Uy33Rn1ENc6peUUXOVzx8JkkCsrxj+49skUbNmSRs/8v/BE6qqRs/7fcQyI9sJD1 si7pIrrq91FLBKov6DVVd/AhzqNb1jQn7S9Nl8sBZq2JoDkvVzUKHqh3qF+jTPFAAhfM AOzs57KR6Si2dDHgynY7z7l0AyGg3iahQ1eczcjN3IaQcHdXmriD74t4RihEotmiWjHN 2tnA== X-Gm-Message-State: ABy/qLb6Pq7VbilG9+XtEwDRjSAyby0NRAzbHrqxOyhF/l2ZTNRQG4KP cClX5XqECPE3RcjhMmuVlFZKLsmN1ES90A== X-Google-Smtp-Source: APBJJlEHbfz/pFyUepLd7VKG/NuQoD7KORKklONmdm98pXW6g5MHna6cHYzQND91adVXuiGLISQbhg== X-Received: by 2002:a17:907:6d25:b0:982:9daf:9fcf with SMTP id sa37-20020a1709076d2500b009829daf9fcfmr3870702ejc.66.1689785295815; Wed, 19 Jul 2023 09:48:15 -0700 (PDT) Received: from localhost.localdomain ([2a01:c844:242b:b300:215:5dff:fe9c:4c81]) by smtp.gmail.com with ESMTPSA id gl7-20020a170906e0c700b00989027eb30asm2566959ejb.158.2023.07.19.09.48.14 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 19 Jul 2023 09:48:15 -0700 (PDT) From: Matus Gajdos To: Shengjiu Wang , Xiubo Li , Fabio Estevam , Nicolin Chen , Liam Girdwood , Mark Brown , Jaroslav Kysela , Takashi Iwai , Stephen Warren Subject: [PATCH] ASoC: fsl_spdif: Silence output on stop Date: Wed, 19 Jul 2023 18:47:29 +0200 Message-Id: <20230719164729.19969-1-matuszpd@gmail.com> X-Mailer: git-send-email 2.25.1 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Mailman-Approved-At: Thu, 20 Jul 2023 07:31:30 +1000 X-BeenThere: linuxppc-dev@lists.ozlabs.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Matus Gajdos , alsa-devel@alsa-project.org, linuxppc-dev@lists.ozlabs.org, linux-kernel@vger.kernel.org, Mark Brown Errors-To: linuxppc-dev-bounces+linuxppc-dev=archiver.kernel.org@lists.ozlabs.org Sender: "Linuxppc-dev" Clear TX registers on stop to prevent the SPDIF interface from sending last written word over and over again. Fixes: a2388a498ad2 ("ASoC: fsl: Add S/PDIF CPU DAI driver") Signed-off-by: Matus Gajdos --- sound/soc/fsl/fsl_spdif.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/sound/soc/fsl/fsl_spdif.c b/sound/soc/fsl/fsl_spdif.c index 95e639711eba..95bb8b10494a 100644 --- a/sound/soc/fsl/fsl_spdif.c +++ b/sound/soc/fsl/fsl_spdif.c @@ -755,6 +755,8 @@ static int fsl_spdif_trigger(struct snd_pcm_substream *substream, case SNDRV_PCM_TRIGGER_PAUSE_PUSH: regmap_update_bits(regmap, REG_SPDIF_SCR, dmaen, 0); regmap_update_bits(regmap, REG_SPDIF_SIE, intr, 0); + regmap_write(regmap, REG_SPDIF_STL, 0x0); + regmap_write(regmap, REG_SPDIF_STR, 0x0); break; default: return -EINVAL; -- 2.25.1