From patchwork Wed Dec 8 11:12:36 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: Cezary Rojewski X-Patchwork-Id: 12664103 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 D8D7BC433EF for ; Wed, 8 Dec 2021 11:16:52 +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 15331257E; Wed, 8 Dec 2021 12:16:01 +0100 (CET) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa0.perex.cz 15331257E DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=alsa-project.org; s=default; t=1638962211; bh=HcpHWn5Hq4iwDwMmOebdPGfdHQXCnrT5YnpgCdVSJJk=; h=From:To:Subject:Date:In-Reply-To:References:Cc:List-Id: List-Unsubscribe:List-Archive:List-Post:List-Help:List-Subscribe: From; b=TfPlkjPH9K5nyRcRziI8PERCURW4hZVH8FTwN82LW/sp81H3pfQ61Sk+fiBTCiyRE y+tsHADX83t1A0p6XDiKv/vxI7mX3Peb1Fizf1SiAQeeY0BwhMpsYxkv+WDR+8lwkA Y3C7GwPVP5nLDeibbX/tro/02RxVC9Ruq/L1lOn8= Received: from alsa1.perex.cz (localhost.localdomain [127.0.0.1]) by alsa1.perex.cz (Postfix) with ESMTP id 7FC50F80571; Wed, 8 Dec 2021 12:11:55 +0100 (CET) Received: by alsa1.perex.cz (Postfix, from userid 50401) id B947CF80568; Wed, 8 Dec 2021 12:11:53 +0100 (CET) Received: from mga03.intel.com (mga03.intel.com [134.134.136.65]) (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 6B6FFF8055A for ; Wed, 8 Dec 2021 12:11:46 +0100 (CET) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa1.perex.cz 6B6FFF8055A X-IronPort-AV: E=McAfee;i="6200,9189,10191"; a="237750434" X-IronPort-AV: E=Sophos;i="5.87,297,1631602800"; d="scan'208";a="237750434" Received: from fmsmga003.fm.intel.com ([10.253.24.29]) by orsmga103.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 08 Dec 2021 03:11:33 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.87,297,1631602800"; d="scan'208";a="600600180" Received: from crojewsk-ctrl.igk.intel.com ([10.102.9.28]) by FMSMGA003.fm.intel.com with ESMTP; 08 Dec 2021 03:11:26 -0800 From: Cezary Rojewski To: alsa-devel@alsa-project.org Subject: [RFC 12/37] ASoC: Intel: avs: Add power management requests Date: Wed, 8 Dec 2021 12:12:36 +0100 Message-Id: <20211208111301.1817725-13-cezary.rojewski@intel.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20211208111301.1817725-1-cezary.rojewski@intel.com> References: <20211208111301.1817725-1-cezary.rojewski@intel.com> MIME-Version: 1.0 Cc: Cezary Rojewski , upstream@semihalf.com, harshapriya.n@intel.com, yung-chuan.liao@linux.intel.com, rad@semihalf.com, pierre-louis.bossart@linux.intel.com, tiwai@suse.com, hdegoede@redhat.com, broonie@kernel.org, ranjani.sridharan@linux.intel.com, amadeuszx.slawinski@linux.intel.com, cujomalainey@chromium.org, peter.ujfalusi@linux.intel.com, lma@semihalf.com 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: , Errors-To: alsa-devel-bounces@alsa-project.org Sender: "Alsa-devel" Audio DSP supports low power states i.e.: transitions between D0 and D3 and D0-substates in form of D0i3. That process is a combination of core and IPC operations. Here, Dx and D0ix IPC handlers are added. Signed-off-by: Amadeusz Sławiński Signed-off-by: Cezary Rojewski --- sound/soc/intel/avs/messages.c | 43 ++++++++++++++++++++++++++++++++++ sound/soc/intel/avs/messages.h | 16 +++++++++++++ 2 files changed, 59 insertions(+) diff --git a/sound/soc/intel/avs/messages.c b/sound/soc/intel/avs/messages.c index e870d5792a77..1b589689410f 100644 --- a/sound/soc/intel/avs/messages.c +++ b/sound/soc/intel/avs/messages.c @@ -347,3 +347,46 @@ int avs_ipc_get_large_config(struct avs_dev *adev, u16 module_id, u8 instance_id return 0; } + +int avs_ipc_set_dx(struct avs_dev *adev, u32 core_mask, bool powerup) +{ + union avs_module_msg msg = AVS_MODULE_REQUEST(SET_DX); + struct avs_ipc_msg request; + struct avs_dxstate_info dx; + int ret; + + dx.core_mask = core_mask; + dx.dx_mask = powerup ? core_mask : 0; + request.header = msg.val; + request.data = &dx; + request.size = sizeof(dx); + + /* + * SET_D0 is sent for non-main cores only while SET_D3 is used to + * suspend for all of them. Both cases prevent any D0I3 transitions. + */ + ret = avs_dsp_send_pm_msg(adev, &request, NULL, true); + if (ret) + avs_ipc_err(adev, &request, "set dx", ret); + + return ret; +} + +int avs_ipc_set_d0ix(struct avs_dev *adev, bool enable_pg, bool streaming) +{ + union avs_module_msg msg = AVS_MODULE_REQUEST(SET_D0IX); + struct avs_ipc_msg request = {0}; + int ret; + + /* Wake & streaming for < cAVS 2.0 */ + msg.ext.set_d0ix.wake = enable_pg; + msg.ext.set_d0ix.streaming = streaming; + + request.header = msg.val; + + ret = avs_dsp_send_pm_msg(adev, &request, NULL, false); + if (ret) + avs_ipc_err(adev, &request, "set d0ix", ret); + + return ret; +} diff --git a/sound/soc/intel/avs/messages.h b/sound/soc/intel/avs/messages.h index 1dabd1005327..bbdba4631b1f 100644 --- a/sound/soc/intel/avs/messages.h +++ b/sound/soc/intel/avs/messages.h @@ -101,6 +101,8 @@ enum avs_module_msg_type { AVS_MOD_LARGE_CONFIG_SET = 4, AVS_MOD_BIND = 5, AVS_MOD_UNBIND = 6, + AVS_MOD_SET_DX = 7, + AVS_MOD_SET_D0IX = 8, AVS_MOD_DELETE_INSTANCE = 11, }; @@ -137,6 +139,11 @@ union avs_module_msg { u32 dst_queue:3; u32 src_queue:3; } bind_unbind; + struct { + /* cAVS < 2.0 */ + u32 wake:1; + u32 streaming:1; + } set_d0ix; } ext; }; } __packed; @@ -298,4 +305,13 @@ int avs_ipc_get_large_config(struct avs_dev *adev, u16 module_id, u8 instance_id u8 param_id, u8 *request_data, size_t request_size, u8 **reply_data, size_t *reply_size); +/* DSP cores and domains power management messages */ +struct avs_dxstate_info { + u32 core_mask; + u32 dx_mask; +} __packed; + +int avs_ipc_set_dx(struct avs_dev *adev, u32 core_mask, bool powerup); +int avs_ipc_set_d0ix(struct avs_dev *adev, bool enable_pg, bool streaming); + #endif /* __SOUND_SOC_INTEL_AVS_MSGS_H */