From patchwork Thu Jul 16 15:09:47 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Bard Liao X-Patchwork-Id: 11668883 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id BEA991392 for ; Fri, 17 Jul 2020 03:10:15 +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 54A392070E for ; Fri, 17 Jul 2020 03:10:15 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=alsa-project.org header.i=@alsa-project.org header.b="hh5URjV0" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 54A392070E 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 E016E1676; Fri, 17 Jul 2020 05:09:26 +0200 (CEST) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa0.perex.cz E016E1676 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=alsa-project.org; s=default; t=1594955413; bh=8XQrlEWqxzBKSbS9hG/aBEfkCuqV1Npw1VhMIN9PFbE=; h=From:To:Subject:Date:In-Reply-To:References:Cc:List-Id: List-Unsubscribe:List-Archive:List-Post:List-Help:List-Subscribe: From; b=hh5URjV0EBqjFi9N3x+ohcig6hJs3boAMYK7Q0hqXiecNvCPaMBx1dFbxpc3M1H/e FBE37kgCyVs86xZpLGo5OT34jtV9CnO5F6LYi8+ZGluWCrxKpTYjRVZRNoAlnEdnuu 7RFHXGz7vcuAzmt0+MZFIBrqG41uUrQOICNHN8gs= Received: from alsa1.perex.cz (localhost.localdomain [127.0.0.1]) by alsa1.perex.cz (Postfix) with ESMTP id A3DFBF80317; Fri, 17 Jul 2020 05:04:44 +0200 (CEST) X-Original-To: alsa-devel@alsa-project.org Delivered-To: alsa-devel@alsa-project.org Received: by alsa1.perex.cz (Postfix, from userid 50401) id B60DAF8031A; Fri, 17 Jul 2020 05:04:43 +0200 (CEST) X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on alsa1.perex.cz X-Spam-Level: * X-Spam-Status: No, score=1.1 required=5.0 tests=DATE_IN_PAST_06_12, SPF_HELO_NONE,SPF_NONE,URIBL_BLOCKED autolearn=disabled version=3.4.0 Received: from mga11.intel.com (mga11.intel.com [192.55.52.93]) (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 E11FDF80306 for ; Fri, 17 Jul 2020 05:04:40 +0200 (CEST) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa1.perex.cz E11FDF80306 IronPort-SDR: w+ybbw+dg5XVy9de522czb64rIsghVyXVOAwUPLCbOwMe83O4S+3jrBVFGnz4p+1ALXS5euKzY snQ3TPiXsxww== X-IronPort-AV: E=McAfee;i="6000,8403,9684"; a="147518828" X-IronPort-AV: E=Sophos;i="5.75,361,1589266800"; d="scan'208";a="147518828" X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from orsmga005.jf.intel.com ([10.7.209.41]) by fmsmga102.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 16 Jul 2020 20:04:39 -0700 IronPort-SDR: T2RKwTAkLJpyJWFnA7zQrkmA/IOU/vUAoTD5L1DP24cZ0+0J2Kr+D4GbwQm23YowDTSaKbjCH5 AOtfMhqhHN0Q== X-IronPort-AV: E=Sophos;i="5.75,361,1589266800"; d="scan'208";a="460699820" Received: from bard-ubuntu.sh.intel.com ([10.239.13.33]) by orsmga005-auth.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 16 Jul 2020 20:04:35 -0700 From: Bard Liao To: alsa-devel@alsa-project.org, vkoul@kernel.org Subject: [PATCH v2 9/9] Soundwire: intel_init: save Slave(s) _ADR info in sdw_intel_ctx Date: Thu, 16 Jul 2020 23:09:47 +0800 Message-Id: <20200716150947.22119-10-yung-chuan.liao@linux.intel.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20200716150947.22119-1-yung-chuan.liao@linux.intel.com> References: <20200716150947.22119-1-yung-chuan.liao@linux.intel.com> Cc: pierre-louis.bossart@linux.intel.com, vinod.koul@linaro.org, tiwai@suse.de, gregkh@linuxfoundation.org, linux-kernel@vger.kernel.org, ranjani.sridharan@linux.intel.com, hui.wang@canonical.com, broonie@kernel.org, srinivas.kandagatla@linaro.org, jank@cadence.com, mengdong.lin@intel.com, slawomir.blauciak@intel.com, sanyog.r.kale@intel.com, rander.wang@linux.intel.com, bard.liao@intel.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" Save ACPI information in context so that we can match machine driver with sdw _ADR matching tables. Suggested-by: Guennadi Liakhovetski Signed-off-by: Bard Liao Signed-off-by: Pierre-Louis Bossart --- drivers/soundwire/intel_init.c | 24 ++++++++++++++++++++++++ 1 file changed, 24 insertions(+) diff --git a/drivers/soundwire/intel_init.c b/drivers/soundwire/intel_init.c index 8d3992f9fcdd..047252a91c9e 100644 --- a/drivers/soundwire/intel_init.c +++ b/drivers/soundwire/intel_init.c @@ -188,7 +188,11 @@ static struct sdw_intel_ctx struct sdw_intel_link_res *link; struct sdw_intel_ctx *ctx; struct acpi_device *adev; + struct sdw_slave *slave; + struct list_head *node; + struct sdw_bus *bus; u32 link_mask; + int num_slaves = 0; int count; int i; @@ -265,6 +269,26 @@ static struct sdw_intel_ctx link->cdns = platform_get_drvdata(pdev); list_add_tail(&link->list, &ctx->link_list); + bus = &link->cdns->bus; + /* Calculate number of slaves */ + list_for_each(node, &bus->slaves) + num_slaves++; + } + + ctx->ids = devm_kcalloc(&adev->dev, num_slaves, + sizeof(*ctx->ids), GFP_KERNEL); + if (!ctx->ids) + goto err; + + ctx->num_slaves = num_slaves; + i = 0; + list_for_each_entry(link, &ctx->link_list, list) { + bus = &link->cdns->bus; + list_for_each_entry(slave, &bus->slaves, node) { + ctx->ids[i].id = slave->id; + ctx->ids[i].link_id = bus->link_id; + i++; + } } return ctx;