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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id D6570C4332F for ; Wed, 2 Nov 2022 09:31:20 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230173AbiKBJbS (ORCPT ); Wed, 2 Nov 2022 05:31:18 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:43098 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229468AbiKBJbM (ORCPT ); Wed, 2 Nov 2022 05:31:12 -0400 Received: from dfw.source.kernel.org (dfw.source.kernel.org [139.178.84.217]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 3961210E2; Wed, 2 Nov 2022 02:31:12 -0700 (PDT) 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 dfw.source.kernel.org (Postfix) with ESMTPS id CA3D9618C4; Wed, 2 Nov 2022 09:31:11 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 2D6ABC433C1; Wed, 2 Nov 2022 09:31:06 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1667381471; bh=Gg/fPN5aJjIxWUU4f2lqbCwhG9+mABQUoLO1LEyugvA=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=VA9kqUgFzHW7TNNVFU0PUVwRSgugIQCwLDDSfTZD2GL2XxifBiQZCkHerKlJKxwKk 36kvIAXAXK1hOwjS1jaxYUKTxJQk7ngM4NiLMhq1NdjL2UMrAuQKeHvbnMLgppjteZ AXvP/1y6CiiQv46HYtuDYqLXjU879ewH68iKsMWoFMZ+gnUcC2JQlDVZvfLS46/tKJ 0qtz+1tbUIw+rdzWFs19fqtGsOG/Rj/IR/O3Q3dHFyXpq0bVfeVaC66fWnbxCY4eHG Q8fw64tP8w/G1HbUSZe3sn2sb7Q4kVUNmPgEKIZqQcazF5PPB2BFui3kIZUq7FGkS0 VAxKq7ffmvGrQ== Date: Wed, 2 Nov 2022 10:31:03 +0100 From: Lorenzo Pieralisi To: Sudeep Holla , catalin.marinas@arm.com, will@kernel.org Cc: Besar Wicaksono , rafael@kernel.org, lenb@kernel.org, guohanjun@huawei.com, linux-tegra@vger.kernel.org, treding@nvidia.com, jonathanh@nvidia.com, vsethi@nvidia.com, linux-acpi@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org Subject: Re: [PATCH v2] ACPI: ARM Performance Monitoring Unit Table (APMT) initial support Message-ID: References: <20220929002834.32664-1-bwicaksono@nvidia.com> <20221014105938.fyy6jns5fsu5xd7q@bogus> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20221014105938.fyy6jns5fsu5xd7q@bogus> Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Fri, Oct 14, 2022 at 11:59:38AM +0100, Sudeep Holla wrote: > Hi Besar, > > On Wed, Sep 28, 2022 at 07:28:34PM -0500, Besar Wicaksono wrote: > > ARM Performance Monitoring Unit Table describes the properties of PMU > > support in ARM-based system. The APMT table contains a list of nodes, > > each represents a PMU in the system that conforms to ARM CoreSight PMU > > architecture. The properties of each node include information required > > to access the PMU (e.g. MMIO base address, interrupt number) and also > > identification. For more detailed information, please refer to the > > specification below: > > * APMT: https://developer.arm.com/documentation/den0117/latest > > * ARM Coresight PMU: > > https://developer.arm.com/documentation/ihi0091/latest > > > > The initial support adds the detection of APMT table and generic > > infrastructure to create platform devices for ARM CoreSight PMUs. > > Similar to IORT the root pointer of APMT is preserved during runtime > > and each PMU platform device is given a pointer to the corresponding > > APMT node. > > > > This looks good to me know. > > Reviewed-by: Sudeep Holla > > Hi Lorenzo, > > Not sure if there are any other arm specific ACPI changes in the queue > for v6.2. Can you please add this too ? Hi Catalin, Will, would you mind picking this patch up for v6.2 please ? Thank you very much. Lorenzo