From mboxrd@z Thu Jan 1 00:00:00 1970 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 bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (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 D1473C9830B for ; Wed, 23 Sep 2026 15:09:32 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:Content-Transfer-Encoding: Content-Type:In-Reply-To:From:References:Cc:To:Subject:MIME-Version:Date: Message-ID:Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=S0GAQWca0nTL6YLZ9mKHYSD9pSYfXej97OjBgSQA5Aw=; b=t2DKYBR2nOXUaAEugzpoiTHUd2 8Fq8Hzs88CA62sdRvg06o0CkWj3GLpPoMxcZMf/76iYIk5v88b6qAyQhXH3ap/7jmkvx1Dk8LC5bQ rX9TPWIhEWCzshsRaYC/a8SFUlf24O7w+Qe78hYGC3yzwEO2DoYcAk15+OluZQS7+E4HCl+Mb+hQI WVmBzd6coTQKJSjU4ltoMyqq9NDHveiwZttAFMhIyM4rhtbuMXaNlWJRLsYoHx0EBRTkdSiVuJPFV 1km6cyObOMoW/Bnwc1Bteo92xn/AUkJr0CpNUYc803ZuG7YY+9cb7TCpjcC+HFOmcArOdG3JsOcnx U3AC/QpA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.99.1 #2 (Red Hat Linux)) id 1x9Ob7-00000008dSk-1Sax; Wed, 23 Sep 2026 15:09:25 +0000 Received: from desiato.infradead.org ([2001:8b0:10b:1:d65d:64ff:fe57:4e05]) by bombadil.infradead.org with esmtps (Exim 4.99.1 #2 (Red Hat Linux)) id 1x9Ob5-00000008dS9-1usU for linux-arm-kernel@bombadil.infradead.org; Wed, 23 Sep 2026 15:09:23 +0000 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=desiato.20200630; h=Content-Transfer-Encoding:Content-Type :In-Reply-To:From:References:Cc:To:Subject:MIME-Version:Date:Message-ID: Sender:Reply-To:Content-ID:Content-Description; bh=S0GAQWca0nTL6YLZ9mKHYSD9pSYfXej97OjBgSQA5Aw=; b=dMQJ7+oaawEQ7hkI4vAFEQyG4t NhNvXBcRidIXFYS0hCixD6iG8ZjjiFfXwzXPEN5kO4ag+LiGM99vVPKGWWxcWr7raOBkByYItTqG1 QdwJjGhGQnhm1cxLLS3K2JxWwBOTXmPLPfqCfkmobJidc4eS8m6kautZilWbGSzm/4U2wNLguHQVo rmXLpTJgiVPfwXmm/mZrG+Ofw9sCv2Ok2yrMzFIgOVjsRW36/oEK8y6Gijk2zanCCOXBxPX9DZBY5 T8qnfR8SEmKCkXdpW40BeABHVqAOKmLmc7tbFgn50gUJ54w8QjP7CM2RVIutMV+cC/+0w8IJ0r0Sp SBLElxeg==; Received: from foss.arm.com ([217.140.110.172]) by desiato.infradead.org with esmtp (Exim 4.99.2 #2 (Red Hat Linux)) id 1x9Ob1-0000000EuD9-1FJA for linux-arm-kernel@lists.infradead.org; Wed, 23 Sep 2026 15:09:21 +0000 Received: from usa-sjc-imap-foss1.foss.arm.com (unknown [10.121.207.14]) by usa-sjc-mx-foss1.foss.arm.com (Postfix) with ESMTP id 5E1281713; Wed, 23 Sep 2026 08:09:13 -0700 (PDT) Received: from [192.168.4.158] (usa-sjc-mx-foss1.foss.arm.com [172.31.20.19]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPSA id 4C1963F86F; Wed, 23 Sep 2026 08:09:14 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=simple/simple; d=arm.com; s=foss; t=1790176156; bh=EZhJBNxd5DgdGGLZIF38gcgQvX7YQE1kHz/PRhpXS2w=; h=Date:Subject:To:Cc:References:From:In-Reply-To:From; b=NhpdT+heQlDj85e3E4DE1+9t2AiiZ3nDyE5kxR/4EC0Q91kUJB62lbUMWUPRRWLu0 ilcL3i3GHZMlN7f/wXGTSMRXkHBPZrUBpNgp+klVtXUoevFdSgpUuaGqgEEwS97z+X DC/bh2wmEX1GmqzIXKTwY6fVXi0/pYVORCdB+zZc= Message-ID: Date: Wed, 23 Sep 2026 16:09:13 +0100 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v13 8/8] coco: guest: arm64: Remove dummy CCA platform device Content-Language: en-GB To: "Aneesh Kumar K.V (Arm)" , linux-coco@lists.linux.dev, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org Cc: Jason Gunthorpe , Catalin Marinas , Greg KH , Jeremy Linton , Jonathan Cameron , Lorenzo Pieralisi , Mark Rutland , Sudeep Holla , Sudeep Holla , Will Deacon , Steven Price , Andre Przywara , Herbert Xu , Nathan Chancellor , Nicolas Schier , Olivia Mackall , Russell King , Jonathan Cameron References: <20260923140405.1111554-1-aneesh.kumar@kernel.org> <20260923140405.1111554-9-aneesh.kumar@kernel.org> From: Suzuki K Poulose In-Reply-To: <20260923140405.1111554-9-aneesh.kumar@kernel.org> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.9.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20260923_160919_826536_EEF0E98C X-CRM114-Status: UNSURE ( 7.93 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org On 23/09/2026 15:04, Aneesh Kumar K.V (Arm) wrote: > The SMCCC firmware driver now creates the arm_smccc bus and instantiates > the CCA RSI device once the RSI ABI is discovered. The arm64-specific > arm-cca-dev platform device stub is therefore no longer needed. > > Userspace now has /sys/firmware/cca/realm_guest as a dedicated CCA Realm > guest indicator. Remove the dummy arm-cca-dev registration. > > Link: https://lore.kernel.org/all/4a7d84b2-2ec4-4773-a2d5-7b63d5c683cf@arm.com > Reviewed-by: Jonathan Cameron > Reviewed-by: Catalin Marinas > Reviewed-by: Jason Gunthorpe > Cc: Catalin Marinas > Cc: Will Deacon > Cc: Mark Rutland > Signed-off-by: Aneesh Kumar K.V (Arm) Reviewed-by: Suzuki K Poulose