From patchwork Thu Apr 11 14:19:51 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Yang, Libin" X-Patchwork-Id: 10896153 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 8A80B17E0 for ; Thu, 11 Apr 2019 14:39:33 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 7D1BE28D08 for ; Thu, 11 Apr 2019 14:39:33 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 6FBA828D3A; Thu, 11 Apr 2019 14:39:33 +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 BFFF928D08 for ; Thu, 11 Apr 2019 14:39:32 +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 9DAC788D; Thu, 11 Apr 2019 16:38:40 +0200 (CEST) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa0.perex.cz 9DAC788D DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=alsa-project.org; s=default; t=1554993570; bh=xpDwb7GEYro7MBTGMEjEj5oyJkKiUmiqPykGOGT/hQA=; h=From:To:Date:In-Reply-To:References:Cc:Subject:List-Id: List-Unsubscribe:List-Archive:List-Post:List-Help:List-Subscribe: From; b=sRiJqHxTUiUH8TK/KPjfgLXemkZH0mGXpsoe3U4ux55L5iUx4oCs10WnFPtsh/RHL p7wad5zb+ifgma9pkJeZOS8KQ9f3WWOe2LVQV8k12iVNCLOpezR+qg8vd0M+2Nn1Rl g9yRJ12d2GMszHAuGBr4MiyWOLGtVwCcBeraRuao= Received: from alsa1.perex.cz (localhost.localdomain [127.0.0.1]) by alsa1.perex.cz (Postfix) with ESMTP id 1C091F8971B; Thu, 11 Apr 2019 16:36:20 +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 1E838F8971B; Thu, 11 Apr 2019 16:36:11 +0200 (CEST) Received: from mga06.intel.com (mga06.intel.com [134.134.136.31]) (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 109A2F89616 for ; Thu, 11 Apr 2019 16:36:05 +0200 (CEST) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa1.perex.cz 109A2F89616 X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from orsmga007.jf.intel.com ([10.7.209.58]) by orsmga104.jf.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 11 Apr 2019 07:36:04 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.60,337,1549958400"; d="scan'208";a="130506507" Received: from younglee-svr.sh.intel.com ([10.239.159.31]) by orsmga007.jf.intel.com with ESMTP; 11 Apr 2019 07:36:03 -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 22:19:51 +0800 Message-Id: <1554992400-28777-4-git-send-email-libin.yang@intel.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1554992400-28777-1-git-send-email-libin.yang@intel.com> References: <1554992400-28777-1-git-send-email-libin.yang@intel.com> Cc: libin.yang@intel.com Subject: [alsa-devel] [PATCH v3 03/12] ASoC: intel: bxt_da7219_max98357a: 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 bxt_da7219_max98357a 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/bxt_da7219_max98357a.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) diff --git a/sound/soc/intel/boards/bxt_da7219_max98357a.c b/sound/soc/intel/boards/bxt_da7219_max98357a.c index 5cadb7f..afcebec 100644 --- a/sound/soc/intel/boards/bxt_da7219_max98357a.c +++ b/sound/soc/intel/boards/bxt_da7219_max98357a.c @@ -29,6 +29,7 @@ #include "../../codecs/hdac_hdmi.h" #include "../../codecs/da7219.h" #include "../../codecs/da7219-aad.h" +#include "hdac_hdmi_common.h" #define BXT_DIALOG_CODEC_DAI "da7219-hifi" #define BXT_MAXIM_CODEC_DAI "HiFi" @@ -46,6 +47,7 @@ struct bxt_hdmi_pcm { struct bxt_card_private { struct list_head hdmi_pcm_list; + struct device_link *link; }; enum { @@ -237,7 +239,8 @@ static int broxton_hdmi_init(struct snd_soc_pcm_runtime *rtd) 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 broxton_da7219_fe_init(struct snd_soc_pcm_runtime *rtd)