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 DF012C433F5 for ; Mon, 9 May 2022 09:29:53 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:In-Reply-To:MIME-Version:References: Message-ID:Subject:Cc:To:From:Date:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=9IpWk7j8Xsd8BZuWQu0q4133zrz4D5FIuQ3W0q6H4p8=; b=wzaMzMHv1Br9fU e4xP1nCDSFHOt0SSyh4gur9TVq2Maufjjo45ryy6mCZAujpN5tE25rcARQyKcEmHDBaqniJFzNr+5 7IBJcdTELyVBNkpJdZiS52QzRgFgZbb72s0OVoaE+jiunPzfvP+bu6d6YZifU3OuZ9jVaB0yWkuA/ FAMr4rdnVkVVIn6TB0U+WVmKTs7dKwT4uJibFW+a3Mn+gG03v3XUWEUMCciEwmrDfcToDWQzvJipv iah4gxm7+d+3BRv27amD0AZMKRfzG3WgnJOSVVYzPM8XJYEgUMIxL+amPaQJsFsrcwflP/dA7YW74 qwxBMs4rrbrTEPVAHvGQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1nnzhI-00DSJt-8T; Mon, 09 May 2022 09:28:56 +0000 Received: from ams.source.kernel.org ([145.40.68.75]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1nnzhF-00DSGn-LB for linux-arm-kernel@lists.infradead.org; Mon, 09 May 2022 09:28:55 +0000 Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ams.source.kernel.org (Postfix) with ESMTPS id BC69DB80D3A; Mon, 9 May 2022 09:28:51 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 15903C385AC; Mon, 9 May 2022 09:28:47 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1652088530; bh=3iTqXEKUOS/eqYT5xmR3rSnyJdIWdYq46LxP+sQuJpw=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=BICeC5sQ707kdEq4a9WRgFtwUBmZVnQYKm/9UM+6cbO0vwlKRG5+j1HUmWQxGhvfw D8LyU/SzBNjV6TJdWk78kSbPwmfUn1xn0b0HR3zGHswQVW20XU+tEiUbQtWoNQVdYa P++wJwIOoY/bJF2yq0JCQSjiVvhqh0FZZDHmFjtrRkFaShr9MGFQSjiLwSUq0bt8I8 /6YuDD/d5N7kJvqV4J0fI7dD+r18NuUS4LFZoB1z4Qcap4s9PT5LagrOWQfSXZuXfo n1E4UXBFUKjpq5ei5sg/E6vouI2CBI57Ygh22zsXwKtrgp435QvoOx+mvwLKasSa6j 0xoP6TZC6DCTQ== Date: Mon, 9 May 2022 10:28:44 +0100 From: Will Deacon To: Besar Wicaksono Cc: catalin.marinas@arm.com, mark.rutland@arm.com, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, linux-tegra@vger.kernel.org, sudeep.holla@arm.com, thanu.rangarajan@arm.com, Michael.Williams@arm.com, suzuki.poulose@arm.com, treding@nvidia.com, jonathanh@nvidia.com, vsethi@nvidia.com Subject: Re: [PATCH 0/2] perf: ARM CoreSight PMU support Message-ID: <20220509092843.GB26264@willie-the-truck> References: <20220509002810.12412-1-bwicaksono@nvidia.com> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <20220509002810.12412-1-bwicaksono@nvidia.com> User-Agent: Mutt/1.10.1 (2018-07-13) X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20220509_022853_927215_CCC37216 X-CRM114-Status: GOOD ( 16.91 ) 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: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org On Sun, May 08, 2022 at 07:28:08PM -0500, Besar Wicaksono wrote: > Add driver support for ARM CoreSight PMU device and event attributes for NVIDIA > implementation. The code is based on ARM Coresight PMU architecture and ACPI ARM > Performance Monitoring Unit table (APMT) specification below: > * ARM Coresight PMU: > https://developer.arm.com/documentation/ihi0091/latest > * APMT: https://developer.arm.com/documentation/den0117/latest > > Notes: > * There is a concern on the naming of the PMU device. > Currently the driver is probing "arm-coresight-pmu" device, however the APMT > spec supports different kinds of CoreSight PMU based implementation. So it is > open for discussion if the name can stay or a "generic" name is required. > Please see the following thread: > http://lists.infradead.org/pipermail/linux-arm-kernel/2022-May/740485.html > > Besar Wicaksono (2): > perf: coresight_pmu: Add support for ARM CoreSight PMU driver > perf: coresight_pmu: Add support for NVIDIA SCF and MCF attribute > > arch/arm64/configs/defconfig | 1 + > drivers/perf/Kconfig | 2 + > drivers/perf/Makefile | 1 + > drivers/perf/coresight_pmu/Kconfig | 10 + > drivers/perf/coresight_pmu/Makefile | 7 + > .../perf/coresight_pmu/arm_coresight_pmu.c | 1317 +++++++++++++++++ > .../perf/coresight_pmu/arm_coresight_pmu.h | 147 ++ > .../coresight_pmu/arm_coresight_pmu_nvidia.c | 300 ++++ > .../coresight_pmu/arm_coresight_pmu_nvidia.h | 17 + > 9 files changed, 1802 insertions(+) How does this interact with all the stuff we have under drivers/hwtracing/coresight/? Will _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel