From patchwork Tue Apr 4 10:41:16 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: Peter Ujfalusi X-Patchwork-Id: 13199558 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org 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 smtp.lore.kernel.org (Postfix) with ESMTPS id 3B22FC761A6 for ; Tue, 4 Apr 2023 10:44:40 +0000 (UTC) Received: from alsa1.perex.cz (alsa1.perex.cz [207.180.221.201]) (using TLSv1.2 with cipher ADH-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by alsa0.perex.cz (Postfix) with ESMTPS id 23B7820B; Tue, 4 Apr 2023 12:43:48 +0200 (CEST) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa0.perex.cz 23B7820B DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=alsa-project.org; s=default; t=1680605078; bh=zlj3S5OlskMjOo6iJY2mY3oWTC7JF3+VeOVIm8hysvc=; h=From:To:Subject:Date:In-Reply-To:References:CC:List-Id: List-Archive:List-Help:List-Owner:List-Post:List-Subscribe: List-Unsubscribe:From; b=Gg0FdQNz2EgPubwdNy/NA/LnhMBdx6hmfbtU5IuB/sMrxhl2qxuLfwe+gdxqWtmK3 Zf2Dl81mcEcJCpgcwxGJfR/2/GwTIVWsNk5+FsLsrvilui1Fz9BjLQneI0hsc974cB n/J01ZiOFCEZM3HdGMK1dTTgTRSHs0aqVmH78/Lw= Received: from mailman-core.alsa-project.org (mailman-core.alsa-project.org [10.254.200.10]) by alsa1.perex.cz (Postfix) with ESMTP id 54A27F80589; Tue, 4 Apr 2023 12:41:36 +0200 (CEST) Received: by alsa1.perex.cz (Postfix, from userid 50401) id 7FE34F8057C; Tue, 4 Apr 2023 12:41:28 +0200 (CEST) Received: from mga04.intel.com (mga04.intel.com [192.55.52.120]) (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 5AF80F80544 for ; Tue, 4 Apr 2023 12:41:16 +0200 (CEST) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa1.perex.cz 5AF80F80544 Authentication-Results: alsa1.perex.cz; dkim=pass (2048-bit key, unprotected) header.d=intel.com header.i=@intel.com header.a=rsa-sha256 header.s=Intel header.b=T9MwDVBs DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1680604877; x=1712140877; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=zlj3S5OlskMjOo6iJY2mY3oWTC7JF3+VeOVIm8hysvc=; b=T9MwDVBsV8BXA6V2YQd73r046tIRth4qujXQ2dwwHTNfFAPCCxahmL2n kyAhXdoHJwfF82N5qUeKHfq7K6aiYr8v/2Ulgv8XlJToT4sjpaedTnTtj HlBJrl0WyTGwXa7Wqq9DvH92R5eSHZGko/Vp5B1/4DL6iuNET8dFGZ2zQ zOtO1qhJtPD7AZB5xrtFJ5tMlf4xhtbFi9n1ZQgqO7TEsLB5uYK2TVlCZ k6LEvmIpeBXd7LkJCpq0tFFLupAYKN1Qm+DRhXNhlabA+canLA1Ui3yP/ crYo67Pet8UtZ8PYrZJqE9s1NstKq4RZhtFpdLSUHVith3xGCk7QVqhdO A==; X-IronPort-AV: E=McAfee;i="6600,9927,10669"; a="340878003" X-IronPort-AV: E=Sophos;i="5.98,317,1673942400"; d="scan'208";a="340878003" Received: from fmsmga001.fm.intel.com ([10.253.24.23]) by fmsmga104.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 04 Apr 2023 03:41:15 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=McAfee;i="6600,9927,10669"; a="829930148" X-IronPort-AV: E=Sophos;i="5.98,317,1673942400"; d="scan'208";a="829930148" Received: from vsysoevx-mobl.ger.corp.intel.com (HELO pujfalus-desk.ger.corp.intel.com) ([10.249.33.42]) by fmsmga001-auth.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 04 Apr 2023 03:41:12 -0700 From: Peter Ujfalusi To: lgirdwood@gmail.com, broonie@kernel.org, tiwai@suse.de, perex@perex.cz Subject: [PATCH v2 07/18] ASoC: SOF: Intel: hda-mlink: special-case HDaudio regular links Date: Tue, 4 Apr 2023 13:41:16 +0300 Message-Id: <20230404104127.5629-8-peter.ujfalusi@linux.intel.com> X-Mailer: git-send-email 2.40.0 In-Reply-To: <20230404104127.5629-1-peter.ujfalusi@linux.intel.com> References: <20230404104127.5629-1-peter.ujfalusi@linux.intel.com> MIME-Version: 1.0 Message-ID-Hash: LW66F4XYP6LQ3BAV5EVVYSMLNUG74ECK X-Message-ID-Hash: LW66F4XYP6LQ3BAV5EVVYSMLNUG74ECK X-MailFrom: peter.ujfalusi@linux.intel.com X-Mailman-Rule-Misses: dmarc-mitigation; no-senders; approved; emergency; loop; banned-address; member-moderation; header-match-alsa-devel.alsa-project.org-0; header-match-alsa-devel.alsa-project.org-1; nonmember-moderation; administrivia; implicit-dest; max-recipients; max-size; news-moderation; no-subject; digests; suspicious-header CC: alsa-devel@alsa-project.org, pierre-louis.bossart@linux.intel.com, ranjani.sridharan@linux.intel.com, kai.vehmanen@linux.intel.com, rander.wang@intel.com, amadeuszx.slawinski@linux.intel.com X-Mailman-Version: 3.3.8 Precedence: list List-Id: "Alsa-devel mailing list for ALSA developers - http://www.alsa-project.org" Archived-At: List-Archive: List-Help: List-Owner: List-Post: List-Subscribe: List-Unsubscribe: From: Pierre-Louis Bossart For backwards compatibility, HDaudio/iDISP links are powered-on when exiting reset, and the existing driver forces them to be powered-off when entering S0ix. In addition, the get/put helpers are invoked directly by the ASoC codec drivers, which a historical layering violation. Extended links are powered-on by software only, during the probe and DAI startup phases. This calls for a different handling of the 'regular' and 'extended' audio links. Signed-off-by: Pierre-Louis Bossart Reviewed-by: Rander Wang Reviewed-by: Péter Ujfalusi Reviewed-by: Ranjani Sridharan Signed-off-by: Peter Ujfalusi --- sound/soc/sof/intel/hda-mlink.c | 26 ++++++++++++++++++++++---- 1 file changed, 22 insertions(+), 4 deletions(-) diff --git a/sound/soc/sof/intel/hda-mlink.c b/sound/soc/sof/intel/hda-mlink.c index e6b20182f099..8a66c0a67589 100644 --- a/sound/soc/sof/intel/hda-mlink.c +++ b/sound/soc/sof/intel/hda-mlink.c @@ -255,8 +255,12 @@ void hda_bus_ml_put_all(struct hdac_bus *bus) { struct hdac_ext_link *hlink; - list_for_each_entry(hlink, &bus->hlink_list, list) - snd_hdac_ext_bus_link_put(bus, hlink); + list_for_each_entry(hlink, &bus->hlink_list, list) { + struct hdac_ext2_link *h2link = hdac_ext_link_to_ext2(hlink); + + if (!h2link->alt) + snd_hdac_ext_bus_link_put(bus, hlink); + } } EXPORT_SYMBOL_NS(hda_bus_ml_put_all, SND_SOC_SOF_HDA_MLINK); @@ -277,7 +281,9 @@ int hda_bus_ml_resume(struct hdac_bus *bus) /* power up links that were active before suspend */ list_for_each_entry(hlink, &bus->hlink_list, list) { - if (hlink->ref_count) { + struct hdac_ext2_link *h2link = hdac_ext_link_to_ext2(hlink); + + if (!h2link->alt && hlink->ref_count) { ret = snd_hdac_ext_bus_link_power_up(hlink); if (ret < 0) return ret; @@ -289,7 +295,19 @@ EXPORT_SYMBOL_NS(hda_bus_ml_resume, SND_SOC_SOF_HDA_MLINK); int hda_bus_ml_suspend(struct hdac_bus *bus) { - return snd_hdac_ext_bus_link_power_down_all(bus); + struct hdac_ext_link *hlink; + int ret; + + list_for_each_entry(hlink, &bus->hlink_list, list) { + struct hdac_ext2_link *h2link = hdac_ext_link_to_ext2(hlink); + + if (!h2link->alt) { + ret = snd_hdac_ext_bus_link_power_down(hlink); + if (ret < 0) + return ret; + } + } + return 0; } EXPORT_SYMBOL_NS(hda_bus_ml_suspend, SND_SOC_SOF_HDA_MLINK);