From patchwork Wed Apr 15 20:27:58 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Pierre-Louis Bossart X-Patchwork-Id: 193019 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-9.7 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH, MAILING_LIST_MULTI, SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 39BF9C2BA19 for ; Wed, 15 Apr 2020 20:32:30 +0000 (UTC) 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 mail.kernel.org (Postfix) with ESMTPS id B9F7120774 for ; Wed, 15 Apr 2020 20:32:29 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=alsa-project.org header.i=@alsa-project.org header.b="XNN/ist2" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org B9F7120774 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=linux.intel.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=alsa-devel-bounces@alsa-project.org 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 254431670; Wed, 15 Apr 2020 22:31:38 +0200 (CEST) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa0.perex.cz 254431670 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=alsa-project.org; s=default; t=1586982748; bh=WQQcrPTA3bP7Hn5ajHe2JQ8wwZLYpR9igMLVX0Ctm0E=; h=From:To:Subject:Date:In-Reply-To:References:Cc:List-Id: List-Unsubscribe:List-Archive:List-Post:List-Help:List-Subscribe: From; b=XNN/ist2lzyQmfEWsbuXLcoprtBp5uV+ogTpdprmF0fjTgZ7atDmKeuOKKOp/EtKg XPQjArBhAs3SPX/kgy7qYV7H76ZJ9nLJ+GHXUXDoIyKUMOMDMe9xgt/iitALBo0/Ky tJq6Yi/5uIOSji//SvkBiv94/uSxHBSjgtEa+lgg= Received: from alsa1.perex.cz (localhost.localdomain [127.0.0.1]) by alsa1.perex.cz (Postfix) with ESMTP id 3E55BF802A1; Wed, 15 Apr 2020 22:29:15 +0200 (CEST) Received: by alsa1.perex.cz (Postfix, from userid 50401) id B1C48F80291; Wed, 15 Apr 2020 22:29:05 +0200 (CEST) Received: from mga14.intel.com (mga14.intel.com [192.55.52.115]) (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 43524F80266 for ; Wed, 15 Apr 2020 22:28:59 +0200 (CEST) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa1.perex.cz 43524F80266 IronPort-SDR: d/Lc+C8WW4sAK5l+IXHkQQOXxf/wlMlGvhP8/BquUIi1xn/F794zghJ5OLjxuOa1D3xkRllaqX BW/yHKWkwxaA== X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from fmsmga002.fm.intel.com ([10.253.24.26]) by fmsmga103.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 15 Apr 2020 13:28:58 -0700 IronPort-SDR: fNfL5PqCv3U69nn0X4yEez9ptI4hLQFYBlBC37Yc7evDZ7csyVDoB0pr2XGg0mwUWHuWNHsWrm PGdaiI+DM5hg== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.72,388,1580803200"; d="scan'208";a="288656254" Received: from jplam-mobl1.amr.corp.intel.com (HELO pbossart-mobl3.amr.corp.intel.com) ([10.209.82.197]) by fmsmga002.fm.intel.com with ESMTP; 15 Apr 2020 13:28:57 -0700 From: Pierre-Louis Bossart To: alsa-devel@alsa-project.org Subject: [PATCH 06/24] ASoC: SOF: ext_manifest: parse windows Date: Wed, 15 Apr 2020 15:27:58 -0500 Message-Id: <20200415202816.934-7-pierre-louis.bossart@linux.intel.com> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20200415202816.934-1-pierre-louis.bossart@linux.intel.com> References: <20200415202816.934-1-pierre-louis.bossart@linux.intel.com> MIME-Version: 1.0 Cc: Kai Vehmanen , tiwai@suse.de, Ranjani Sridharan , Pierre-Louis Bossart , broonie@kernel.org, Karol Trzcinski 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" From: Karol Trzcinski The window description can be extracted from the extended manifest content. This information known at build time does not need to be provided in a mailbox. Reviewed-by: Ranjani Sridharan Reviewed-by: Kai Vehmanen Signed-off-by: Karol Trzcinski Signed-off-by: Pierre-Louis Bossart --- include/uapi/sound/sof/ext_manifest.h | 9 +++++++++ sound/soc/sof/loader.c | 27 +++++++++++++++++++++++++-- 2 files changed, 34 insertions(+), 2 deletions(-) diff --git a/include/uapi/sound/sof/ext_manifest.h b/include/uapi/sound/sof/ext_manifest.h index 163d32210ad8..203c203f6531 100644 --- a/include/uapi/sound/sof/ext_manifest.h +++ b/include/uapi/sound/sof/ext_manifest.h @@ -17,6 +17,7 @@ #define __SOF_FIRMWARE_EXT_MANIFEST_H__ #include +#include /* In ASCII `XMan` */ #define SOF_EXT_MAN_MAGIC_NUMBER 0x6e614d58 @@ -54,6 +55,7 @@ struct sof_ext_man_header { /* Extended manifest elements types */ enum sof_ext_man_elem_type { SOF_EXT_MAN_ELEM_FW_VERSION = 0, + SOF_EXT_MAN_ELEM_WINDOW = SOF_IPC_EXT_WINDOW, }; /* extended manifest element header */ @@ -71,4 +73,11 @@ struct sof_ext_man_fw_version { uint32_t flags; } __packed; +/* extended data memory windows for IPC, trace and debug */ +struct sof_ext_man_window { + struct sof_ext_man_elem_header hdr; + /* use sof_ipc struct because of code re-use */ + struct sof_ipc_window ipc_window; +} __packed; + #endif /* __SOF_FIRMWARE_EXT_MANIFEST_H__ */ diff --git a/sound/soc/sof/loader.c b/sound/soc/sof/loader.c index 01077c1ce235..bbfdf07fa6f5 100644 --- a/sound/soc/sof/loader.c +++ b/sound/soc/sof/loader.c @@ -20,13 +20,21 @@ static int get_ext_windows(struct snd_sof_dev *sdev, { const struct sof_ipc_window *w = container_of(ext_hdr, struct sof_ipc_window, ext_hdr); + size_t w_size = struct_size(w, window, w->num_windows); + + if (sdev->info_window) { + if (memcmp(sdev->info_window, w, w_size)) { + dev_err(sdev->dev, "error: mistmatch between window descriptor from extended manifest and mailbox"); + return -EINVAL; + } + return 0; + } if (w->num_windows == 0 || w->num_windows > SOF_IPC_MAX_ELEMS) return -EINVAL; /* keep a local copy of the data */ - sdev->info_window = kmemdup(w, struct_size(w, window, w->num_windows), - GFP_KERNEL); + sdev->info_window = kmemdup(w, w_size, GFP_KERNEL); if (!sdev->info_window) return -ENOMEM; @@ -141,6 +149,18 @@ static int ext_man_get_fw_version(struct snd_sof_dev *sdev, return snd_sof_ipc_valid(sdev); } +static int ext_man_get_windows(struct snd_sof_dev *sdev, + const struct sof_ext_man_elem_header *hdr) +{ + const struct sof_ipc_ext_data_hdr *w_ipc; + const struct sof_ext_man_window *w; + + w = container_of(hdr, struct sof_ext_man_window, hdr); + w_ipc = (const struct sof_ipc_ext_data_hdr *)&w->ipc_window; + + return get_ext_windows(sdev, w_ipc); +} + static ssize_t snd_sof_ext_man_size(const struct firmware *fw) { const struct sof_ext_man_header *head = (void *)fw->data; @@ -218,6 +238,9 @@ static int snd_sof_fw_ext_man_parse(struct snd_sof_dev *sdev, case SOF_EXT_MAN_ELEM_FW_VERSION: ret = ext_man_get_fw_version(sdev, elem_hdr); break; + case SOF_EXT_MAN_ELEM_WINDOW: + ret = ext_man_get_windows(sdev, elem_hdr); + break; default: dev_warn(sdev->dev, "warning: unknown sof_ext_man header type %d size 0x%X\n", elem_hdr->type, elem_hdr->size);