From patchwork Thu Apr 10 14:15:25 2025 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Claudiu Beznea X-Patchwork-Id: 14046589 Received: from mail-wm1-f44.google.com (mail-wm1-f44.google.com [209.85.128.44]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 97C7028A402 for ; Thu, 10 Apr 2025 14:15:41 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.128.44 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1744294544; cv=none; b=m8fBAFf4F5TqRid8HLk8zNP5RtN4rs+AfjtYFA4SrUmGKFHx7E8k/3Yh/yujXd+kZHOObeysUDlhYuuz3GVPuFuO4dy5BA8fdk7qiRZqnesU6/SyuoCalEax/37pxudUJjX6aGqlllADUYMwb0izt0XmL9f+/lIs79yV13TIgA4= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1744294544; c=relaxed/simple; bh=WGrTOkWpO0sHWUslK1P+MDusc9W68dggbixV9wP52ZY=; h=From:To:Cc:Subject:Date:Message-ID:MIME-Version; b=mU2kM3t3yNVL30A9SuLqs8y1vGJW0CFoLGigFAWzCgkbj60VNnDq3d8pwdkB9umL9T1upKSPtbfSJ3m/eAwu/DMWC0junDdC0xRuchszt6AdQKlvskA/5xv6r2JfZb+q/sDGZqNCSv+wAOG4D4v9AWNTiO1EGQhlS4Ds6OiCTTU= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=tuxon.dev; spf=pass smtp.mailfrom=tuxon.dev; dkim=pass (2048-bit key) header.d=tuxon.dev header.i=@tuxon.dev header.b=MnUstkal; arc=none smtp.client-ip=209.85.128.44 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=tuxon.dev Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=tuxon.dev Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=tuxon.dev header.i=@tuxon.dev header.b="MnUstkal" Received: by mail-wm1-f44.google.com with SMTP id 5b1f17b1804b1-43cfe574976so6741125e9.1 for ; Thu, 10 Apr 2025 07:15:41 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=tuxon.dev; s=google; t=1744294540; x=1744899340; darn=vger.kernel.org; h=content-transfer-encoding:mime-version:message-id:date:subject:cc :to:from:from:to:cc:subject:date:message-id:reply-to; bh=5Q4flrwFmi1xae9xLSDs3kNrmcK2M75jTbQEeJS0lPw=; b=MnUstkalufEjVIF4cmtkVy3QVs10e7j6bT8Cpb+fjkfSDiaGRUG37y9ZlATmewOt3F R5jOiGf/EQfGgVAKy00/UcXMrc2tIzcX7VAzAK06aHEYtbDtbfJznHgxLlEytyJLmANR yWoqDwiUTsdWzDl6UmjKfx34SlfNzH3q/QY7qqdPDb8TOc5jheu9RxbCFLTOGWXX7jQ+ vwJjx3C7TU04Yg4l9qDQvthS84MvN8/fMdmgEXAQ3N8n5zGgahMK3o9dvuLRsaAkDvGr DGce6rV5mHeBo0sKAqSNcq8dg59R5AqGzvkKjzhNiidE0hDtPqRozl4rgv0O5RE4WAMR W7EQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1744294540; x=1744899340; 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=5Q4flrwFmi1xae9xLSDs3kNrmcK2M75jTbQEeJS0lPw=; b=Jflxq6kftxoHchXaMDW3HK7iH5ASCqfH2Cn8LVuZxOSSvr0oVJIcijLh5WHaG1GoRs q5Wu0pCRD3XLEh4MYe561lg/tT9cMVR6wNcvaV+melkXk670JZT6ujPOW43k27p2MxUa PFoR/hjI5OZjD/10c8VDVHW5mx8YDuoc24jZMb6F/W4LOHQaFpr+mrYb/hFbduJjjN/3 kBDVmrmFDRrbYkXf+wNB4NkP1a7Qg8hzM70YJ0oqXPCxikCyBE+MpCdCU9J7JxdKOOj2 9jbjmlII+xVZKeZf8rbzmrIDxaXAncGTHuK6u11nUSPOKH4su6uvl543Gzp9ZkbZ0j66 /j3A== X-Forwarded-Encrypted: i=1; AJvYcCV1RP5HECPGioapHrzPC2yArElglQXPnl1/gwQAkigdCHQpOjl1Hrh7/XMXOmUMTmDxONV39+Sgxq8q1w==@vger.kernel.org X-Gm-Message-State: AOJu0Yyr2I1PUbkay3Lm9sxr6yINOkcHD+Ct0K9NjGf0awaOWoeIMvc+ QBmjo9MByUpDw3GGux4n6jNAK8Jicnypr8lXeWvdmX2N0q1Awj4DCsEYc8ItV78= X-Gm-Gg: ASbGncuOx49rA/c0RguDYH9imXl+Ai3oZ1jk72eJ/hvF8uhDuozQ+5H58+dPWMjmkRv qdn0lNOiY/BSzS2pd8JzQEX4Ka8MWaxWItQ6XtqDsVOoclH9/Exn7d94ghZNbYtWDHL38MV3eaN 41coslkCEP4Mm2BEFsbmp91CW2QyCNTdYHDwoWa8+T2wCZscZRftJ95JFoDrXJJms6A0h+VYFGe TQ7LfLl7dhqI3PFM4BVso75ugSmeGpQ0aJlhGknlJHTKXniQb6guYprYtGHp7gUbSMc/za4Z3R3 MitMNQDnpRJmV06nYQKAzCiqPDX2lEfxz8KKAjUgGY0UVos9bQq+7yZX16aa7RlxL81iXg== X-Google-Smtp-Source: AGHT+IGOJrWtQiR/+aif2Q/6zHmp/n0I43XYjAwcFJCsTWbMwppiDvii7C8NCnUY+CCFFVo3ns+03Q== X-Received: by 2002:a05:6000:4022:b0:390:d796:b946 with SMTP id ffacd0b85a97d-39d8f4dcebfmr2487414f8f.44.1744294539831; Thu, 10 Apr 2025 07:15:39 -0700 (PDT) Received: from claudiu-X670E-Pro-RS.. ([82.78.167.57]) by smtp.gmail.com with ESMTPSA id 5b1f17b1804b1-43f235a5b08sm54864275e9.33.2025.04.10.07.15.38 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 10 Apr 2025 07:15:39 -0700 (PDT) From: Claudiu X-Google-Original-From: Claudiu To: biju.das.jz@bp.renesas.com, prabhakar.mahadev-lad.rj@bp.renesas.com, lgirdwood@gmail.com, broonie@kernel.org, perex@perex.cz, tiwai@suse.com Cc: claudiu.beznea@tuxon.dev, linux-sound@vger.kernel.org, linux-renesas-soc@vger.kernel.org, linux-kernel@vger.kernel.org, Claudiu Beznea , stable@vger.kernel.org Subject: [PATCH] ASoC: renesas: rz-ssi: Use NOIRQ_SYSTEM_SLEEP_PM_OPS() Date: Thu, 10 Apr 2025 17:15:25 +0300 Message-ID: <20250410141525.4126502-1-claudiu.beznea.uj@bp.renesas.com> X-Mailer: git-send-email 2.43.0 Precedence: bulk X-Mailing-List: linux-sound@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 From: Claudiu Beznea In the latest kernel versions system crashes were noticed occasionally during suspend/resume. This occurs because the RZ SSI suspend trigger (called from snd_soc_suspend()) is executed after rz_ssi_pm_ops->suspend() and it accesses IP registers. After the rz_ssi_pm_ops->suspend() is executed the IP clocks are disabled and its reset line is asserted. Since snd_soc_suspend() is invoked through snd_soc_pm_ops->suspend(), snd_soc_pm_ops is associated with soc_driver (defined in sound/soc/soc-core.c), and there is no parent-child relationship between soc_driver and rz_ssi_driver the power management subsystem does not enforce a specific suspend/resume order between the RZ SSI platform driver and soc_driver. To ensure that the suspend/resume function of rz-ssi is executed after snd_soc_suspend(), use NOIRQ_SYSTEM_SLEEP_PM_OPS(). Fixes: 1fc778f7c833 ("ASoC: renesas: rz-ssi: Add suspend to RAM support") Cc: stable@vger.kernel.org Signed-off-by: Claudiu Beznea --- sound/soc/renesas/rz-ssi.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/sound/soc/renesas/rz-ssi.c b/sound/soc/renesas/rz-ssi.c index 3a0af4ca7ab6..0f7458a43901 100644 --- a/sound/soc/renesas/rz-ssi.c +++ b/sound/soc/renesas/rz-ssi.c @@ -1244,7 +1244,7 @@ static int rz_ssi_runtime_resume(struct device *dev) static const struct dev_pm_ops rz_ssi_pm_ops = { RUNTIME_PM_OPS(rz_ssi_runtime_suspend, rz_ssi_runtime_resume, NULL) - SYSTEM_SLEEP_PM_OPS(pm_runtime_force_suspend, pm_runtime_force_resume) + NOIRQ_SYSTEM_SLEEP_PM_OPS(pm_runtime_force_suspend, pm_runtime_force_resume) }; static struct platform_driver rz_ssi_driver = {