From patchwork Fri Nov 11 04:26:52 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: "Liao, Bard" X-Patchwork-Id: 624246 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 E3F55C433FE for ; Fri, 11 Nov 2022 04:27:52 +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 0DD161685; Fri, 11 Nov 2022 05:27:01 +0100 (CET) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa0.perex.cz 0DD161685 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=alsa-project.org; s=default; t=1668140871; bh=fudGHXfFeW/SgWmmWXPOO07+6VgSMIOdTVYH/lYOqHI=; h=From:To:Subject:Date:In-Reply-To:References:Cc:List-Id: List-Unsubscribe:List-Archive:List-Post:List-Help:List-Subscribe: From; b=J4bA2JDqyTWbHm/h+sFP6tSBKgXc3R1rb4A0JQe7mWdwHObTIkPnIcBfD+BBmnT1t ectWpDGUYIjw2TSBQhO9zzKH/18jJhNfcTUgJvSWLhi16GKjkdp7pr96hKtr4I6LwO j/u7Wr6EGWe/gr+f26UJBJSr1XCAZHc6qalG82g4= Received: from alsa1.perex.cz (localhost.localdomain [127.0.0.1]) by alsa1.perex.cz (Postfix) with ESMTP id 704A0F8057F; Fri, 11 Nov 2022 05:25:26 +0100 (CET) Received: by alsa1.perex.cz (Postfix, from userid 50401) id 973D0F80580; Fri, 11 Nov 2022 05:25:25 +0100 (CET) Received: from mga17.intel.com (mga17.intel.com [192.55.52.151]) (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 DC230F80568 for ; Fri, 11 Nov 2022 05:25:22 +0100 (CET) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa1.perex.cz DC230F80568 Authentication-Results: alsa1.perex.cz; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b="iyknNSMn" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1668140724; x=1699676724; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=fudGHXfFeW/SgWmmWXPOO07+6VgSMIOdTVYH/lYOqHI=; b=iyknNSMnFzfQf3lrNbfIn2tgXTgNWjDzi0CmvhFm+k5zcsw9MZGLyxd0 QsQG/9WOuYnqH4A20AcjhiWjzGvbZ5UuUQSK/L2+gTpO/6aC+MRuNv2Iq o2CPuALrmA8ClVCMhU1tA8cpxx4YlackFcsl2gW5EcJgWjfof+ijM32IE 1SwXLc/JPOKpfPwf93Ci1Izk0YM06eOuxBKx94zkN/5YqDqSHgIK88D/J PTbzfoZ1mB1roXH14S+Bmp6xQHh265VszKMgvfAz8cyq8ReqEhtIbV+uN eEagh9WueA5uh2tRhpLk0OkCLocijg96INM0l4zRkfa4qkqLxA7tBGln1 A==; X-IronPort-AV: E=McAfee;i="6500,9779,10527"; a="291923768" X-IronPort-AV: E=Sophos;i="5.96,155,1665471600"; d="scan'208";a="291923768" Received: from orsmga003.jf.intel.com ([10.7.209.27]) by fmsmga107.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 10 Nov 2022 20:25:21 -0800 X-IronPort-AV: E=McAfee;i="6500,9779,10527"; a="588440792" X-IronPort-AV: E=Sophos;i="5.96,155,1665471600"; d="scan'208";a="588440792" Received: from bard-ubuntu.sh.intel.com ([10.239.185.57]) by orsmga003-auth.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 10 Nov 2022 20:25:19 -0800 From: Bard Liao To: alsa-devel@alsa-project.org, vkoul@kernel.org Subject: [PATCH 7/8] soundwire: intel_init: remove check on number of links Date: Fri, 11 Nov 2022 12:26:52 +0800 Message-Id: <20221111042653.45520-8-yung-chuan.liao@linux.intel.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20221111042653.45520-1-yung-chuan.liao@linux.intel.com> References: <20221111042653.45520-1-yung-chuan.liao@linux.intel.com> MIME-Version: 1.0 Cc: vinod.koul@linaro.org, tiwai@suse.de, pierre-louis.bossart@linux.intel.com, linux-kernel@vger.kernel.org, broonie@kernel.org, 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" From: Pierre-Louis Bossart The number of links is checked with a chip-dependent helper in the caller, remove the check in drivers/soundwire/intel_init.c This change makes intel_init.c hardware-agnostic - which is quite fitting for a layer that only creates auxiliary devices. Signed-off-by: Pierre-Louis Bossart Reviewed-by: Péter Ujfalusi Reviewed-by: Ranjani Sridharan Signed-off-by: Bard Liao Acked-By: Vinod Koul --- drivers/soundwire/intel_init.c | 12 ------------ 1 file changed, 12 deletions(-) diff --git a/drivers/soundwire/intel_init.c b/drivers/soundwire/intel_init.c index 0df3cdd85793..d6842925de61 100644 --- a/drivers/soundwire/intel_init.c +++ b/drivers/soundwire/intel_init.c @@ -272,24 +272,12 @@ sdw_intel_startup_controller(struct sdw_intel_ctx *ctx) { struct acpi_device *adev = acpi_fetch_acpi_dev(ctx->handle); struct sdw_intel_link_dev *ldev; - u32 caps; u32 link_mask; int i; if (!adev) return -EINVAL; - /* Check SNDWLCAP.LCOUNT */ - caps = ioread32(ctx->mmio_base + ctx->shim_base + SDW_SHIM_LCAP); - caps &= SDW_SHIM_LCAP_LCOUNT_MASK; - - /* Check HW supported vs property value */ - if (caps < ctx->count) { - dev_err(&adev->dev, - "BIOS master count is larger than hardware capabilities\n"); - return -EINVAL; - } - if (!ctx->ldev) return -EINVAL;