From patchwork Thu Apr 11 14:09:49 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Yang, Libin" X-Patchwork-Id: 10896125 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 5CCD017E6 for ; Thu, 11 Apr 2019 14:33:44 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 412BE28D5F for ; Thu, 11 Apr 2019 14:33:44 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 3FA0128D64; Thu, 11 Apr 2019 14:33:44 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-2.9 required=2.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,MAILING_LIST_MULTI,RCVD_IN_DNSWL_NONE autolearn=ham version=3.3.1 Received: from alsa0.perex.cz (alsa0.perex.cz [77.48.224.243]) (using TLSv1.2 with cipher DHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id 8DC4828D8F for ; Thu, 11 Apr 2019 14:33:43 +0000 (UTC) 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 920AA84D; Thu, 11 Apr 2019 16:32:51 +0200 (CEST) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa0.perex.cz 920AA84D DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=alsa-project.org; s=default; t=1554993221; bh=CY1wWAuaZ5MTQOuQUC7D6jKOxQ1yvq3IaEcXV3oJNLA=; h=From:To:Date:In-Reply-To:References:Cc:Subject:List-Id: List-Unsubscribe:List-Archive:List-Post:List-Help:List-Subscribe: From; b=Spx65obZSKxQ5pF5y9bPoijkvgcAzScUuBY05JvFSPf4dnhphOjssDhuf1EyPjApz /GQ5A1n2prvjXIjexjE4e9R76Mh2a9uwSBsj0jTvjWAwIncYqFbsF/+bcsfoTaWe+d fsO7CzjCAzCrJ6yTdJzvtFk3dvSlQvSRUSbtmYdc= Received: from alsa1.perex.cz (localhost.localdomain [127.0.0.1]) by alsa1.perex.cz (Postfix) with ESMTP id 79100F89741; Thu, 11 Apr 2019 16:26:30 +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 A86EFF89728; Thu, 11 Apr 2019 16:26:18 +0200 (CEST) Received: from mga12.intel.com (mga12.intel.com [192.55.52.136]) (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 7B928F808F6 for ; Thu, 11 Apr 2019 16:26:03 +0200 (CEST) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa1.perex.cz 7B928F808F6 X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from orsmga002.jf.intel.com ([10.7.209.21]) by fmsmga106.fm.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 11 Apr 2019 07:26:03 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.60,337,1549958400"; d="scan'208";a="149986450" Received: from younglee-svr.sh.intel.com ([10.239.159.31]) by orsmga002.jf.intel.com with ESMTP; 11 Apr 2019 07:26:01 -0700 From: libin.yang@intel.com To: alsa-devel@alsa-project.org, tiwai@suse.de, broonie@kernel.org, pierre-louis.bossart@linux.intel.com Date: Thu, 11 Apr 2019 22:09:49 +0800 Message-Id: <1554991793-14851-9-git-send-email-libin.yang@intel.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1554991793-14851-1-git-send-email-libin.yang@intel.com> References: <1554991793-14851-1-git-send-email-libin.yang@intel.com> Cc: libin.yang@intel.com Subject: [alsa-devel] [PATCH v2 08/12] ASoC: intel: kbl_rt5660: add device_link to HDMI audio 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: , MIME-Version: 1.0 Errors-To: alsa-devel-bounces@alsa-project.org Sender: "Alsa-devel" X-Virus-Scanned: ClamAV using ClamSMTP From: Libin Yang In resume from S3, HDAC HDMI codec driver dapm event callback may be operated before HDMI codec driver turns on the display audio power domain because of the contest between display driver and hdmi codec driver. This patch adds the device_link between kbl_rt5660 machine device (consumer) and hdmi codec device (supplier) to make sure the sequence is always correct. Signed-off-by: Libin Yang --- sound/soc/intel/boards/kbl_rt5660.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) diff --git a/sound/soc/intel/boards/kbl_rt5660.c b/sound/soc/intel/boards/kbl_rt5660.c index 3255e00..e681984 100644 --- a/sound/soc/intel/boards/kbl_rt5660.c +++ b/sound/soc/intel/boards/kbl_rt5660.c @@ -23,6 +23,7 @@ #include "../../codecs/hdac_hdmi.h" #include "../../codecs/rt5660.h" +#include "hdac_hdmi_common.h" #define KBL_RT5660_CODEC_DAI "rt5660-aif1" #define DUAL_CHANNEL 2 @@ -41,6 +42,7 @@ struct kbl_hdmi_pcm { struct kbl_codec_private { struct gpio_desc *gpio_lo_mute; struct list_head hdmi_pcm_list; + struct device_link *link; }; enum { @@ -222,7 +224,8 @@ static int kabylake_hdmi_init(struct snd_soc_pcm_runtime *rtd, int device) list_add_tail(&pcm->head, &ctx->hdmi_pcm_list); - return 0; + /* Setup a device_link between machine device and HDMI codec device. */ + return hdac_hdmi_add_device_link(rtd->card->dev, dai->dev, &ctx->link); } static int kabylake_hdmi1_init(struct snd_soc_pcm_runtime *rtd)