From nobody Mon Feb 9 17:04:54 2026 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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 59DC1C6FD1C for ; Thu, 23 Mar 2023 05:32:06 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230488AbjCWFcF (ORCPT ); Thu, 23 Mar 2023 01:32:05 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:59222 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230333AbjCWFbe (ORCPT ); Thu, 23 Mar 2023 01:31:34 -0400 Received: from mga02.intel.com (mga02.intel.com [134.134.136.20]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id CED7F22031 for ; Wed, 22 Mar 2023 22:31:05 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1679549465; x=1711085465; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=wsFbcSJtx/AlSmGIw0DdUSJEopY6I39DINuaH9UuTy0=; b=K8QJDfehQh970xxe9MsJjbb/TOWmkqFr6R0S2+OtPUKfPovkuslMdJCG +WiJOOpCuLaOfrrG2B0nT7nbYqs4/5CnfH+Sl+2GvnvAO9KUX/SEPEGnw HHIYsDjMj9Om6SanktA2qMlTrEAsgd+ceoZ1+yR8hX6122k/qJI4YpHsd v4xDFTKOnbbaoKhsSo4S91jS5iPMup8ui5qavnGEazF9DWJmR/fCx09Dp IohZHYP8UaO1ndwAxmZIxOiBrY46OjW7cLHM46WCmSBq00bsJqkXoqkYu /Q8HaEadSfbDCW2g93FWBYyI2ii8qrDP4hjBQevMGz5XyAQ/4vIQUqPEk A==; X-IronPort-AV: E=McAfee;i="6600,9927,10657"; a="327779460" X-IronPort-AV: E=Sophos;i="5.98,283,1673942400"; d="scan'208";a="327779460" Received: from orsmga007.jf.intel.com ([10.7.209.58]) by orsmga101.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 22 Mar 2023 22:30:28 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=McAfee;i="6600,9927,10657"; a="675567197" X-IronPort-AV: E=Sophos;i="5.98,283,1673942400"; d="scan'208";a="675567197" Received: from bard-ubuntu.sh.intel.com ([10.239.185.57]) by orsmga007-auth.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 22 Mar 2023 22:30:26 -0700 From: Bard Liao To: alsa-devel@alsa-project.org, vkoul@kernel.org, broonie@kernel.org Cc: vinod.koul@linaro.org, linux-kernel@vger.kernel.org, pierre-louis.bossart@linux.intel.com, bard.liao@intel.com, tiwai@suse.de Subject: [PATCH 15/20] soundwire: intel_ace2x: add sync_arm/sync_go helpers Date: Thu, 23 Mar 2023 13:44:47 +0800 Message-Id: <20230323054452.1543233-16-yung-chuan.liao@linux.intel.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20230323054452.1543233-1-yung-chuan.liao@linux.intel.com> References: <20230323054452.1543233-1-yung-chuan.liao@linux.intel.com> MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Pierre-Louis Bossart Same functionality as before, but with the registers moved to the HDaudio multi-link area. Signed-off-by: Pierre-Louis Bossart Reviewed-by: Rander Wang Reviewed-by: P=C3=A9ter Ujfalusi Reviewed-by: Ranjani Sridharan Signed-off-by: Bard Liao --- drivers/soundwire/intel_ace2x.c | 39 +++++++++++++++++++++++++++++++++ 1 file changed, 39 insertions(+) diff --git a/drivers/soundwire/intel_ace2x.c b/drivers/soundwire/intel_ace2= x.c index d6d5e6e070f4..20b8806f7de6 100644 --- a/drivers/soundwire/intel_ace2x.c +++ b/drivers/soundwire/intel_ace2x.c @@ -116,6 +116,41 @@ static int intel_link_power_down(struct sdw_intel *sdw) return ret; } =20 +static void intel_sync_arm(struct sdw_intel *sdw) +{ + unsigned int link_id =3D sdw->instance; + + mutex_lock(sdw->link_res->shim_lock); + + hdac_bus_eml_sdw_sync_arm_unlocked(sdw->link_res->hbus, link_id); + + mutex_unlock(sdw->link_res->shim_lock); +} + +static int intel_sync_go_unlocked(struct sdw_intel *sdw) +{ + int ret; + + ret =3D hdac_bus_eml_sdw_sync_go_unlocked(sdw->link_res->hbus); + if (ret < 0) + dev_err(sdw->cdns.dev, "%s: SyncGO clear failed: %d\n", __func__, ret); + + return ret; +} + +static int intel_sync_go(struct sdw_intel *sdw) +{ + int ret; + + mutex_lock(sdw->link_res->shim_lock); + + ret =3D intel_sync_go_unlocked(sdw); + + mutex_unlock(sdw->link_res->shim_lock); + + return ret; +} + /* * DAI operations */ @@ -283,6 +318,10 @@ const struct sdw_intel_hw_ops sdw_intel_lnl_hw_ops =3D= { =20 .link_power_up =3D intel_link_power_up, .link_power_down =3D intel_link_power_down, + + .sync_arm =3D intel_sync_arm, + .sync_go_unlocked =3D intel_sync_go_unlocked, + .sync_go =3D intel_sync_go, }; EXPORT_SYMBOL_NS(sdw_intel_lnl_hw_ops, SOUNDWIRE_INTEL); =20 --=20 2.25.1