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[23.128.96.18]) by mx.google.com with ESMTP id hr31si1052759ejc.233.2020.11.19.20.34.05; Thu, 19 Nov 2020 20:34:30 -0800 (PST) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18; Authentication-Results: mx.google.com; dkim=pass header.i=@mg.codeaurora.org header.s=smtp header.b=Oig4NwQb; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726224AbgKTEac (ORCPT + 99 others); Thu, 19 Nov 2020 23:30:32 -0500 Received: from m42-4.mailgun.net ([69.72.42.4]:34004 "EHLO m42-4.mailgun.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725944AbgKTEac (ORCPT ); Thu, 19 Nov 2020 23:30:32 -0500 DKIM-Signature: a=rsa-sha256; v=1; c=relaxed/relaxed; d=mg.codeaurora.org; q=dns/txt; s=smtp; t=1605846631; h=Content-Transfer-Encoding: Content-Type: MIME-Version: Date: Message-ID: Subject: From: Cc: To: Sender; bh=ZkOWwP+2Jswe2K7eUxNAVYe3xfheSaLlSG01eKQAVx4=; b=Oig4NwQbQ/c95m+Lj1xyZcLnNKGaAUoET1bD85Iz+XXO1AT0HDRKE9G7EQAuYiM49P1Jjm6F AbmGZQ4dDbsS/VJVeaySKs/52/ioz/l90us3adoXTa3B0t/l6bV9OhC15QOZzu8seNv0WY+D /pZsJXAt2ouWEgZCYYI43kk8Qh0= X-Mailgun-Sending-Ip: 69.72.42.4 X-Mailgun-Sid: WyI0MWYwYSIsICJsaW51eC1rZXJuZWxAdmdlci5rZXJuZWwub3JnIiwgImJlOWU0YSJd Received: from smtp.codeaurora.org (ec2-35-166-182-171.us-west-2.compute.amazonaws.com [35.166.182.171]) by smtp-out-n06.prod.us-east-1.postgun.com with SMTP id 5fb7465dfa67d9becf84b5e3 (version=TLS1.2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256); Fri, 20 Nov 2020 04:30:21 GMT Sender: neeraju=codeaurora.org@mg.codeaurora.org Received: by smtp.codeaurora.org (Postfix, from userid 1001) id 150EBC43462; Fri, 20 Nov 2020 04:30:21 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-caf-mail-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-2.9 required=2.0 tests=ALL_TRUSTED,BAYES_00,SPF_FAIL autolearn=no autolearn_force=no version=3.4.0 Received: from [192.168.0.101] (unknown [124.123.182.78]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) (Authenticated sender: neeraju) by smtp.codeaurora.org (Postfix) with ESMTPSA id 6C189C433C6; Fri, 20 Nov 2020 04:30:17 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 smtp.codeaurora.org 6C189C433C6 Authentication-Results: aws-us-west-2-caf-mail-1.web.codeaurora.org; dmarc=none (p=none dis=none) header.from=codeaurora.org Authentication-Results: aws-us-west-2-caf-mail-1.web.codeaurora.org; spf=fail smtp.mailfrom=neeraju@codeaurora.org To: ionela.voinescu@arm.com, valentin.schneider@arm.com Cc: mark.rutland@arm.com, Marc Zyngier , suzuki.poulose@arm.com, Will Deacon , catalin.marinas@arm.com, linux-arm-kernel@lists.infradead.org, lkml , MSM From: Neeraj Upadhyay Subject: AMU extension v1 support for cortex A76, A77, A78 CPUs Message-ID: <2cc9dd44-0b4b-94a8-155a-7a2446a1b892@codeaurora.org> Date: Fri, 20 Nov 2020 10:00:14 +0530 User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:78.0) Gecko/20100101 Thunderbird/78.4.3 MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8; format=flowed Content-Language: en-GB Content-Transfer-Encoding: 7bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi, For ARM cortex A76, A77, A78 cores (which as per TRM, support AMU) AA64PFR0[47:44] field is not set, and AMU does not get enabled for them. Can you please provide support for these CPUs in cpufeature.c? Thanks Neeraj -- QUALCOMM INDIA, on behalf of Qualcomm Innovation Center, Inc. is a member of the Code Aurora Forum, hosted by The Linux Foundation