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 X-Spam-Level: X-Spam-Status: No, score=-5.2 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE, SPF_PASS,USER_AGENT_SANE_1 autolearn=no 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 3A851C5519F for ; Fri, 20 Nov 2020 04:30:34 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id C5E3B223BE for ; Fri, 20 Nov 2020 04:30:33 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=mg.codeaurora.org header.i=@mg.codeaurora.org header.b="lnWuLT1p" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1725944AbgKTEad (ORCPT ); Thu, 19 Nov 2020 23:30:33 -0500 Received: from m42-4.mailgun.net ([69.72.42.4]:19460 "EHLO m42-4.mailgun.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726094AbgKTEac (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=1605846632; h=Content-Transfer-Encoding: Content-Type: MIME-Version: Date: Message-ID: Subject: From: Cc: To: Sender; bh=ZkOWwP+2Jswe2K7eUxNAVYe3xfheSaLlSG01eKQAVx4=; b=lnWuLT1pDE6fAItEWYA0lp3oNt3ivC4Lm7x/gFY+hJnovFKO/ki5T9yxJn3WINGI0FNdXdqF qxyOdN9h1ehAFWlC2w80uJ3qm0oiRWVg/JidZc5SGKhAbdlhr2JHFG/4l151O4eUyECGb/tR oTHnyW6tYGzMUG03KU1wslcsBtQ= X-Mailgun-Sending-Ip: 69.72.42.4 X-Mailgun-Sid: WyI1MzIzYiIsICJsaW51eC1hcm0tbXNtQHZnZXIua2VybmVsLm9yZyIsICJiZTllNGEiXQ== 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 5fb7465dfa67d9becf84b5e2 (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) 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-arm-msm@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