From patchwork Fri Jan 28 13:36:20 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Peter Ujfalusi X-Patchwork-Id: 539002 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 41645C433F5 for ; Fri, 28 Jan 2022 13:37:41 +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 D8DC3178A; Fri, 28 Jan 2022 14:36:48 +0100 (CET) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa0.perex.cz D8DC3178A DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=alsa-project.org; s=default; t=1643377058; bh=EeJRDrEONHaJM/B26toSuOhdinLr92LPpJg5mgahacA=; h=From:To:Subject:Date:In-Reply-To:References:Cc:List-Id: List-Unsubscribe:List-Archive:List-Post:List-Help:List-Subscribe: From; b=VwZU7Z/Az2JBVpOalNnNnG3hNHPc4wlY1jQNGKrkuQkSuser0uNN/Dzoh+P2PEiwL r5Fadkm6EB0P27l6iek4rrSyKcf26FCcqXsDR/Oqn9egADP75Yic2fuSR+Ug22ica2 ERRuquFCJKLp4oLWm9WMKSJLTrLzo6hotK6sdzjM= Received: from alsa1.perex.cz (localhost.localdomain [127.0.0.1]) by alsa1.perex.cz (Postfix) with ESMTP id 96C50F80519; Fri, 28 Jan 2022 14:36:13 +0100 (CET) Received: by alsa1.perex.cz (Postfix, from userid 50401) id 4DB2EF8051A; Fri, 28 Jan 2022 14:36:12 +0100 (CET) Received: from mga01.intel.com (mga01.intel.com [192.55.52.88]) (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 BC3D6F8023B for ; Fri, 28 Jan 2022 14:36:05 +0100 (CET) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa1.perex.cz BC3D6F8023B Authentication-Results: alsa1.perex.cz; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b="lfAkgadB" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1643376967; x=1674912967; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=EeJRDrEONHaJM/B26toSuOhdinLr92LPpJg5mgahacA=; b=lfAkgadBp3d3xL9jp/8xZRMoV8czSJEF91URI0FfnYp1TsNxKxP+g9+c Gqz0NL+ixPU0yFzZ8V1plxTOFS2w0R/GYC/IQiG11wpBDTNQ2wT8heq97 8bHdxpy3tzxvhbPiadXXOd9pmgbTC4UDCV0trRJjJKY32LRUTaYxMSZAD 0pGjNdy7TufT1OqaY/PkK8qkfeS79TNLZJYrDwwZTM0zEcPXyP1E07Z3u jHlQYP+Iszs3cKSjJ4Kut/rJ6tQvMCicJHtL7OBHJ1Rm1/jIgJBzVtPba sgxJJKsFndqz0Fd5N0DzqCkkSEaZdPE+Hcxi0q2Z73b3vaa9Vx3k/+ZM5 g==; X-IronPort-AV: E=McAfee;i="6200,9189,10240"; a="271582707" X-IronPort-AV: E=Sophos;i="5.88,324,1635231600"; d="scan'208";a="271582707" Received: from orsmga008.jf.intel.com ([10.7.209.65]) by fmsmga101.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 28 Jan 2022 05:36:02 -0800 X-IronPort-AV: E=Sophos;i="5.88,324,1635231600"; d="scan'208";a="536132851" Received: from dlita-mobl2.ger.corp.intel.com (HELO pujfalus-desk.ger.corp.intel.com) ([10.249.43.152]) by orsmga008-auth.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 28 Jan 2022 05:35:55 -0800 From: Peter Ujfalusi To: lgirdwood@gmail.com, broonie@kernel.org Subject: [PATCH 3/3] ASoC: SOF: ipc: Do not allocate buffer for msg_data Date: Fri, 28 Jan 2022 15:36:20 +0200 Message-Id: <20220128133620.9411-4-peter.ujfalusi@linux.intel.com> X-Mailer: git-send-email 2.35.0 In-Reply-To: <20220128133620.9411-1-peter.ujfalusi@linux.intel.com> References: <20220128133620.9411-1-peter.ujfalusi@linux.intel.com> MIME-Version: 1.0 Cc: alsa-devel@alsa-project.org, kai.vehmanen@linux.intel.com, yung-chuan.liao@linux.intel.com, pierre-louis.bossart@linux.intel.com, ranjani.sridharan@linux.intel.com, rander.wang@intel.com, daniel.baluta@nxp.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" The sof_ipc_tx_message does not have support for async operations. There is no need to allocate a buffer and copy each message to it to be sent to the DSP, we can use the passed message data pointer directly. Signed-off-by: Peter Ujfalusi Reviewed-by: Kai Vehmanen Reviewed-by: Bard Liao Reviewed-by: Daniel Baluta Reviewed-by: Rander Wang Reviewed-by: Ranjani Sridharan Reviewed-by: Pierre-Louis Bossart --- sound/soc/sof/ipc.c | 5 +---- 1 file changed, 1 insertion(+), 4 deletions(-) diff --git a/sound/soc/sof/ipc.c b/sound/soc/sof/ipc.c index ec51daed8b31..16a0d7a059f3 100644 --- a/sound/soc/sof/ipc.c +++ b/sound/soc/sof/ipc.c @@ -321,7 +321,7 @@ static int sof_ipc_tx_message_unlocked(struct snd_sof_ipc *ipc, msg = &ipc->msg; /* attach message data */ - memcpy(msg->msg_data, msg_data, msg_bytes); + msg->msg_data = msg_data; msg->msg_size = msg_bytes; msg->reply_size = reply_bytes; @@ -1003,9 +1003,6 @@ int sof_ipc_init_msg_memory(struct snd_sof_dev *sdev) struct snd_sof_ipc_msg *msg; msg = &sdev->ipc->msg; - msg->msg_data = devm_kzalloc(sdev->dev, SOF_IPC_MSG_MAX_SIZE, GFP_KERNEL); - if (!msg->msg_data) - return -ENOMEM; msg->reply_data = devm_kzalloc(sdev->dev, SOF_IPC_MSG_MAX_SIZE, GFP_KERNEL); if (!msg->reply_data)