From patchwork Mon May 18 17:43:22 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Bard Liao X-Patchwork-Id: 11556957 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 04A73912 for ; Tue, 19 May 2020 05:42:04 +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 84BAA20708 for ; Tue, 19 May 2020 05:42:03 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=alsa-project.org header.i=@alsa-project.org header.b="e0aTmVo1" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 84BAA20708 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 DA08E17E3; Tue, 19 May 2020 07:41:15 +0200 (CEST) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa0.perex.cz DA08E17E3 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=alsa-project.org; s=default; t=1589866921; bh=AKqRxWb2ky8aioMfXcwVpba06MKB1Sr/AGTl8wT1oQg=; h=From:To:Subject:Date:In-Reply-To:References:Cc:List-Id: List-Unsubscribe:List-Archive:List-Post:List-Help:List-Subscribe: From; b=e0aTmVo1u4oU5bMyC2d0wDZpyY2VFmEYy9xGLpyrzS0vSgQNY+RbI3Rzwbhnpp1x6 +V5J6W9s/WhYwgdfldysVs/nqCEEmFQyZq2kUknUfo+bLTUJau9232dqhtJzJqLZDR XnWhuSWVGE2VtsRaTnibVPZTV4wW3GR18jvseteg= Received: from alsa1.perex.cz (localhost.localdomain [127.0.0.1]) by alsa1.perex.cz (Postfix) with ESMTP id 82A70F802A9; Tue, 19 May 2020 07:38:46 +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 D65FAF802A2; Tue, 19 May 2020 07:38:44 +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=1.1 required=5.0 tests=DATE_IN_PAST_06_12, SPF_HELO_NONE,SPF_NONE,URIBL_BLOCKED autolearn=disabled version=3.4.0 Received: from mga07.intel.com (mga07.intel.com [134.134.136.100]) (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 972FEF800C9 for ; Tue, 19 May 2020 07:38:34 +0200 (CEST) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa1.perex.cz 972FEF800C9 IronPort-SDR: ke2pNKSNbxou8S/QjtYhjMJSK1mVOAoQH42TUnaYJ9+AAHlNRsi0EnQLu5VP37xJVLM8GX51aA hWs0KUU4qSRA== X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from fmsmga004.fm.intel.com ([10.253.24.48]) by orsmga105.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 18 May 2020 22:38:34 -0700 IronPort-SDR: rprKud2ASA/3Nc7i0qLhTHu3lEEKQpIJh3WEGfILRP9ubQiQVmzCkXJtlbDjxKz5a5DwoWHZ8V AMAaCIhloYXQ== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.73,409,1583222400"; d="scan'208";a="288836611" Received: from bard-ubuntu.sh.intel.com ([10.239.13.33]) by fmsmga004.fm.intel.com with ESMTP; 18 May 2020 22:38:30 -0700 From: Bard Liao To: alsa-devel@alsa-project.org, vkoul@kernel.org Subject: [PATCH v2 5/5] soundwire: master: add runtime pm support Date: Tue, 19 May 2020 01:43:22 +0800 Message-Id: <20200518174322.31561-6-yung-chuan.liao@linux.intel.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20200518174322.31561-1-yung-chuan.liao@linux.intel.com> References: <20200518174322.31561-1-yung-chuan.liao@linux.intel.com> Cc: pierre-louis.bossart@linux.intel.com, vinod.koul@linaro.org, tiwai@suse.de, gregkh@linuxfoundation.org, linux-kernel@vger.kernel.org, ranjani.sridharan@linux.intel.com, hui.wang@canonical.com, broonie@kernel.org, srinivas.kandagatla@linaro.org, jank@cadence.com, mengdong.lin@intel.com, slawomir.blauciak@intel.com, sanyog.r.kale@intel.com, rander.wang@linux.intel.com, bard.liao@intel.com 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" We need to enable runtime_pm on master device with generic helpers, so that a Slave-initiated wake is propagated to the bus parent. Signed-off-by: Bard Liao --- drivers/soundwire/master.c | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/drivers/soundwire/master.c b/drivers/soundwire/master.c index 6be0a027def7..5411791e6aff 100644 --- a/drivers/soundwire/master.c +++ b/drivers/soundwire/master.c @@ -3,6 +3,7 @@ #include #include +#include #include #include #include "bus.h" @@ -14,9 +15,15 @@ static void sdw_master_device_release(struct device *dev) kfree(md); } +static const struct dev_pm_ops master_dev_pm = { + SET_RUNTIME_PM_OPS(pm_generic_runtime_suspend, + pm_generic_runtime_resume, NULL) +}; + struct device_type sdw_master_type = { .name = "soundwire_master", .release = sdw_master_device_release, + .pm = &master_dev_pm, }; /**