From patchwork Thu Apr 11 09:34:50 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Yang, Libin" X-Patchwork-Id: 10895537 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 ABD931515 for ; Thu, 11 Apr 2019 09:55:02 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 8DC052886B for ; Thu, 11 Apr 2019 09:55:02 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 7DAA7288F8; Thu, 11 Apr 2019 09:55:02 +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 2C33B2886B for ; Thu, 11 Apr 2019 09:55:01 +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 69D8E87D; Thu, 11 Apr 2019 11:54:09 +0200 (CEST) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa0.perex.cz 69D8E87D DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=alsa-project.org; s=default; t=1554976499; bh=KCQMN0cJR+mXW9fVGRomR4ZZiK0F/AhOSiRWV9NtAmQ=; h=From:To:Date:In-Reply-To:References:Cc:Subject:List-Id: List-Unsubscribe:List-Archive:List-Post:List-Help:List-Subscribe: From; b=fH8TetkUdLWJe/9a8HrYmKZeKvCyXXQcMJ660RGNsvOoZBrn6GeAPjVC40IpSopkr UBn063iyT5V7iDKaslNS+3PddFlPrk/OGyw4AFOwCjNUx9ic/r3EO92sGS6e20sNY1 IsvblQi4aAGGBd3HT6KWbbKLJDuzerN9Oh0nF78I= Received: from alsa1.perex.cz (localhost.localdomain [127.0.0.1]) by alsa1.perex.cz (Postfix) with ESMTP id 34F07F8971D; Thu, 11 Apr 2019 11:51:24 +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 05D0FF89727; Thu, 11 Apr 2019 11:51:16 +0200 (CEST) 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 5216CF8963E for ; Thu, 11 Apr 2019 11:51:04 +0200 (CEST) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa1.perex.cz 5216CF8963E X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from orsmga003.jf.intel.com ([10.7.209.27]) by orsmga105.jf.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 11 Apr 2019 02:51:03 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.60,336,1549958400"; d="scan'208";a="141833735" Received: from younglee-svr.sh.intel.com ([10.239.159.31]) by orsmga003.jf.intel.com with ESMTP; 11 Apr 2019 02:51:02 -0700 From: libin.yang@intel.com To: alsa-devel@alsa-project.org, broonie@kernel.org Date: Thu, 11 Apr 2019 17:34:50 +0800 Message-Id: <1554975299-25343-4-git-send-email-libin.yang@intel.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1554975299-25343-1-git-send-email-libin.yang@intel.com> References: <1554975299-25343-1-git-send-email-libin.yang@intel.com> Cc: tiwai@suse.de, libin.yang@intel.com, pierre-louis.bossart@linux.intel.com Subject: [alsa-devel] [PATCH 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 | 14 +++++++++++++- 1 file changed, 13 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..9a0ec2c 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) @@ -684,8 +687,17 @@ static const struct platform_device_id bxt_board_ids[] = { { } }; +static int broxton_audio_remove(struct platform_device *pdev) +{ + struct snd_soc_card *card = platform_get_drvdata(pdev); + struct bxt_card_private *ctx = snd_soc_card_get_drvdata(card); + + return hdac_hdmi_del_device_link(&ctx->link); +} + static struct platform_driver broxton_audio = { .probe = broxton_audio_probe, + .remove = broxton_audio_remove, .driver = { .name = "bxt_da7219_max98357a", .pm = &snd_soc_pm_ops,