From patchwork Fri Oct 25 22:41:19 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Pierre-Louis Bossart X-Patchwork-Id: 11213183 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 68CAF2D2C for ; Fri, 25 Oct 2019 23:05:00 +0000 (UTC) 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 mail.kernel.org (Postfix) with ESMTPS id 95208222BD for ; Fri, 25 Oct 2019 23:04:59 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=alsa-project.org header.i=@alsa-project.org header.b="Xb5YmJ7+" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 95208222BD Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=linux.intel.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=alsa-devel-bounces@alsa-project.org Received: from alsa1.perex.cz (alsa1.perex.cz [207.180.221.201]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by alsa0.perex.cz (Postfix) with ESMTPS id 600761AAC; Sat, 26 Oct 2019 00:56:46 +0200 (CEST) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa0.perex.cz 600761AAC DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=alsa-project.org; s=default; t=1572044256; bh=hfevW12xP76m1o6Z3n8SOc5R8f/QUosdhQ7tnkvel4w=; h=From:To:Date:In-Reply-To:References:Cc:Subject:List-Id: List-Unsubscribe:List-Archive:List-Post:List-Help:List-Subscribe: From; b=Xb5YmJ7+28nS9/WE4ihSZR09QcPa7X++FlEJZmP8AJGSP59WvrcyVqg1hoJDOslfp vnJRiC+EPGZauIUMaa7lPGyD58lBh4Nbk2nk2LLDIBPkh+kfApq7Gv37mSuKd7ewzp tQfe2Q3cfJcMDLM/dCSv9D7aXHnbU/OpWpsAf5Kw= Received: from alsa1.perex.cz (localhost.localdomain [127.0.0.1]) by alsa1.perex.cz (Postfix) with ESMTP id A2DB2F805FA; Sat, 26 Oct 2019 00:42:33 +0200 (CEST) X-Original-To: alsa-devel@alsa-project.org Delivered-To: alsa-devel@alsa-project.org Received: by alsa1.perex.cz (Postfix, from userid 50401) id 15468F80674; Sat, 26 Oct 2019 00:42:13 +0200 (CEST) X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on alsa1.perex.cz X-Spam-Level: X-Spam-Status: No, score=0.0 required=5.0 tests=SPF_HELO_NONE,SPF_NONE, SURBL_BLOCKED,URIBL_BLOCKED autolearn=disabled version=3.4.0 Received: from mga18.intel.com (mga18.intel.com [134.134.136.126]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by alsa1.perex.cz (Postfix) with ESMTPS id 58BE9F80634 for ; Sat, 26 Oct 2019 00:41:53 +0200 (CEST) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa1.perex.cz 58BE9F80634 X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from fmsmga001.fm.intel.com ([10.253.24.23]) by orsmga106.jf.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 25 Oct 2019 15:41:52 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.68,230,1569308400"; d="scan'208";a="210458231" Received: from archagam-mobl1.amr.corp.intel.com (HELO pbossart-mobl3.intel.com) ([10.252.139.180]) by fmsmga001.fm.intel.com with ESMTP; 25 Oct 2019 15:41:52 -0700 From: Pierre-Louis Bossart To: alsa-devel@alsa-project.org Date: Fri, 25 Oct 2019 17:41:19 -0500 Message-Id: <20191025224122.7718-24-pierre-louis.bossart@linux.intel.com> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20191025224122.7718-1-pierre-louis.bossart@linux.intel.com> References: <20191025224122.7718-1-pierre-louis.bossart@linux.intel.com> MIME-Version: 1.0 Cc: tiwai@suse.de, broonie@kernel.org, Keyon Jie , Pierre-Louis Bossart Subject: [alsa-devel] [PATCH 23/26] ASoC: SOF: Intel: hda-dsp: implement suspend/resume for S0ix<->S0 transition X-BeenThere: alsa-devel@alsa-project.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: "Alsa-devel mailing list for ALSA developers - http://www.alsa-project.org" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: alsa-devel-bounces@alsa-project.org Sender: "Alsa-devel" From: Keyon Jie Enable system wake up via IPC interrupt from DSP when the system is suspending to the S0ix state, and disable it in the corresponding resuming. Signed-off-by: Keyon Jie Signed-off-by: Pierre-Louis Bossart --- sound/soc/sof/intel/hda-dsp.c | 17 +++++++++++++++++ 1 file changed, 17 insertions(+) diff --git a/sound/soc/sof/intel/hda-dsp.c b/sound/soc/sof/intel/hda-dsp.c index b5070409a5e3..d23573d9e9c4 100644 --- a/sound/soc/sof/intel/hda-dsp.c +++ b/sound/soc/sof/intel/hda-dsp.c @@ -477,6 +477,15 @@ static int hda_resume(struct snd_sof_dev *sdev, bool runtime_resume) int hda_dsp_resume(struct snd_sof_dev *sdev) { + struct pci_dev *pci = to_pci_dev(sdev->dev); + + if (sdev->s0_suspend) { + /* restore and disable the system wakeup */ + pci_restore_state(pci); + disable_irq_wake(pci->irq); + return 0; + } + /* init hda controller. DSP cores will be powered up during fw boot */ return hda_resume(sdev, false); } @@ -509,8 +518,16 @@ int hda_dsp_runtime_suspend(struct snd_sof_dev *sdev) int hda_dsp_suspend(struct snd_sof_dev *sdev) { struct hdac_bus *bus = sof_to_bus(sdev); + struct pci_dev *pci = to_pci_dev(sdev->dev); int ret; + if (sdev->s0_suspend) { + /* enable the system waking up via IPC IRQ */ + enable_irq_wake(pci->irq); + pci_save_state(pci); + return 0; + } + /* stop hda controller and power dsp off */ ret = hda_suspend(sdev, false); if (ret < 0) {