From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from foss.arm.com (foss.arm.com [217.140.110.172]) by smtp.subspace.kernel.org (Postfix) with ESMTP id 3EA573148CE; Mon, 8 Sep 2025 17:57:59 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=217.140.110.172 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1757354281; cv=none; b=HLRrZ+jI5qgDk2Hs3ZRZ8G8P0jtIR/k/nhgCKrb1b+r6jtRMXfGtp0j5gBbyHPMSYUoiAPgtj83GXcsQPVJHo8mW6i6yq7Lfc/YW0PZx4eZ0LGxquRT+oygtvISnUplbmIOuIVi7LSj8a0XuP6kDQjcJp/xGXD9XjmyFLF3MOyI= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1757354281; c=relaxed/simple; bh=ltbQfndJjDq0A/INVFaugDTrbE+yJROyL6iKAMxPZMs=; h=Message-ID:Date:MIME-Version:Subject:To:Cc:References:From: In-Reply-To:Content-Type; b=BdK1uSRtagAweS/zgZoQF0ufB+o44Fz7V7bAujtouCrnZ3Y/UNH/BqT5ZYQ4YXhzCiYfL7JP2o3AhWovOWdZuv3nVYnIG3tGP7kShF+LIVqFUMmt8gc4IHr3Hogn/duBl+K/m43zkvCRByMvGw0jHIdzqoEkSD6qe6Ks0XdCoUc= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=arm.com; spf=pass smtp.mailfrom=arm.com; arc=none smtp.client-ip=217.140.110.172 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=arm.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=arm.com 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 2141D1BCA; Mon, 8 Sep 2025 10:57:51 -0700 (PDT) Received: from [10.1.197.69] (eglon.cambridge.arm.com [10.1.197.69]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPSA id 974F93F694; Mon, 8 Sep 2025 10:57:53 -0700 (PDT) Message-ID: <29f46ae0-1265-42e6-a8e4-7d9fba9a35b5@arm.com> Date: Mon, 8 Sep 2025 18:57:45 +0100 Precedence: bulk X-Mailing-List: devicetree@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH 13/33] arm_mpam: Add MPAM MSC register layout definitions To: Ben Horgan , linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-acpi@vger.kernel.org, devicetree@vger.kernel.org Cc: shameerali.kolothum.thodi@huawei.com, D Scott Phillips OS , carl@os.amperecomputing.com, lcherian@marvell.com, bobo.shaobowang@huawei.com, tan.shaopeng@fujitsu.com, baolin.wang@linux.alibaba.com, Jamie Iles , Xin Hao , peternewman@google.com, dfustini@baylibre.com, amitsinght@marvell.com, David Hildenbrand , Rex Nie , Dave Martin , Koba Ko , Shanker Donthineni , fenghuay@nvidia.com, baisheng.gao@unisoc.com, Jonathan Cameron , Rob Herring , Rohit Mathew , Rafael Wysocki , Len Brown , Lorenzo Pieralisi , Hanjun Guo , Sudeep Holla , Krzysztof Kozlowski , Conor Dooley , Catalin Marinas , Will Deacon , Greg Kroah-Hartman , Danilo Krummrich References: <20250822153048.2287-1-james.morse@arm.com> <20250822153048.2287-14-james.morse@arm.com> Content-Language: en-GB From: James Morse In-Reply-To: Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit Hi Ben, On 29/08/2025 09:42, Ben Horgan wrote: > On 8/22/25 16:29, James Morse wrote: >> Memory Partitioning and Monitoring (MPAM) has memory mapped devices >> (MSCs) with an identity/configuration page. >> >> Add the definitions for these registers as offset within the page(s). >> diff --git a/drivers/resctrl/mpam_internal.h b/drivers/resctrl/mpam_internal.h >> index d49bb884b433..6e0982a1a9ac 100644 >> --- a/drivers/resctrl/mpam_internal.h >> +++ b/drivers/resctrl/mpam_internal.h >> @@ -150,4 +150,270 @@ extern struct list_head mpam_classes; >> +/* MPAMF_PARTID_NRW_IDR - MPAM PARTID narrowing ID register */ >> +#define MPAMF_PARTID_NRW_IDR_INTPARTID_MAX GENMASK(15, 0) > > nit: spaces used instead of tabs Fixed, ~ > The names and values match the specification. > > Reviewed-by: Ben Horgan Thanks! James