From patchwork Thu Apr 11 09:34:53 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Yang, Libin" X-Patchwork-Id: 10895541 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 70D7917E0 for ; Thu, 11 Apr 2019 09:56:18 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 5439A28B02 for ; Thu, 11 Apr 2019 09:56:18 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 47A8D28CB7; Thu, 11 Apr 2019 09:56:18 +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 968D428B02 for ; Thu, 11 Apr 2019 09:56:17 +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 C6298888; Thu, 11 Apr 2019 11:55:25 +0200 (CEST) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa0.perex.cz C6298888 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=alsa-project.org; s=default; t=1554976575; bh=5w+IDEdgySlxrUBCkHx5TzRZs+qJ+xIb4vbKjjM8x8A=; h=From:To:Date:In-Reply-To:References:Cc:Subject:List-Id: List-Unsubscribe:List-Archive:List-Post:List-Help:List-Subscribe: From; b=rM1FSN43tu6qvY5JBojL1S7+UjWn3DQaBTak3bmxxwKHP4T+gjZR/K40bKbXH1Up4 35TSWftc4x5XRbpnwkZ6bTEeuIMTf2IHpY52JpIXSYy/IQ5WTbK1METLbWxmZkzkjh QJawsxy6PuPY+YiEiTCE/SHFFgH4dIW9JF3lCBJ8= Received: from alsa1.perex.cz (localhost.localdomain [127.0.0.1]) by alsa1.perex.cz (Postfix) with ESMTP id 21F0EF8972F; Thu, 11 Apr 2019 11:51:29 +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 7FDFEF8972C; Thu, 11 Apr 2019 11:51:19 +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 CBEFFF89625 for ; Thu, 11 Apr 2019 11:51:08 +0200 (CEST) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa1.perex.cz CBEFFF89625 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 02:51:08 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.60,336,1549958400"; d="scan'208";a="141833762" Received: from younglee-svr.sh.intel.com ([10.239.159.31]) by orsmga003.jf.intel.com with ESMTP; 11 Apr 2019 02:51:07 -0700 From: libin.yang@intel.com To: alsa-devel@alsa-project.org, broonie@kernel.org Date: Thu, 11 Apr 2019 17:34:53 +0800 Message-Id: <1554975299-25343-7-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 06/12] ASoC: intel: kbl_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 kbl_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/kbl_da7219_max98357a.c | 14 +++++++++++++- 1 file changed, 13 insertions(+), 1 deletion(-) diff --git a/sound/soc/intel/boards/kbl_da7219_max98357a.c b/sound/soc/intel/boards/kbl_da7219_max98357a.c index 38f6ab7..2f67a9f 100644 --- a/sound/soc/intel/boards/kbl_da7219_max98357a.c +++ b/sound/soc/intel/boards/kbl_da7219_max98357a.c @@ -21,6 +21,7 @@ #include "../../codecs/hdac_hdmi.h" #include "../skylake/skl.h" #include "../../codecs/da7219-aad.h" +#include "hdac_hdmi_common.h" #define KBL_DIALOG_CODEC_DAI "da7219-hifi" #define KBL_MAXIM_CODEC_DAI "HiFi" @@ -40,6 +41,7 @@ struct kbl_hdmi_pcm { struct kbl_codec_private { struct snd_soc_jack kabylake_headset; struct list_head hdmi_pcm_list; + struct device_link *link; }; enum { @@ -216,7 +218,8 @@ 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) @@ -597,8 +600,17 @@ static const struct platform_device_id kbl_board_ids[] = { { } }; +static int kabylake_audio_remove(struct platform_device *pdev) +{ + struct snd_soc_card *card = platform_get_drvdata(pdev); + struct kbl_codec_private *ctx = snd_soc_card_get_drvdata(card); + + return hdac_hdmi_del_device_link(&ctx->link); +} + static struct platform_driver kabylake_audio = { .probe = kabylake_audio_probe, + .remove = kabylake_audio_remove, .driver = { .name = "kbl_da7219_max98357a", .pm = &snd_soc_pm_ops,