linux-kernel - Re: [PATCH 12/33] arm_mpam: Add MPAM MSC register layout definitions

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Message-ID: <6aae3021-4e0f-44a4-b842-8b8f952031d7@redhat.com>
Date: Sun, 9 Nov 2025 10:25:10 +1000
From: Gavin Shan <gshan@...hat.com>
To: Ben Horgan <ben.horgan@....com>, james.morse@....com
Cc: amitsinght@...vell.com, baisheng.gao@...soc.com,
 baolin.wang@...ux.alibaba.com, bobo.shaobowang@...wei.com,
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 lcherian@...vell.com, lenb@...nel.org, linux-acpi@...r.kernel.org,
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 lpieralisi@...nel.org, peternewman@...gle.com, quic_jiles@...cinc.com,
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 Shaopeng Tan <tan.shaopeng@...fujitsu.com>
Subject: Re: [PATCH 12/33] arm_mpam: Add MPAM MSC register layout definitions

On 11/7/25 10:34 PM, Ben Horgan wrote:
> From: James Morse <james.morse@....com>
> 
> 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).
> 
> Link: https://developer.arm.com/documentation/ihi0099/aa/
> Signed-off-by: James Morse <james.morse@....com>
> Reviewed-by: Ben Horgan <ben.horgan@....com>
> Reviewed-by: Fenghua Yu <fenghuay@...dia.com>
> Tested-by: Fenghua Yu <fenghuay@...dia.com>
> Reviewed-by: Shaopeng Tan <tan.shaopeng@...fujitsu.com>
> Reviewed-by: Jonathan Cameron <jonathan.cameron@...wei.com>
> Tested-by: Shaopeng Tan <tan.shaopeng@...fujitsu.com>
> Tested-by: Peter Newman <peternewman@...gle.com>
> Signed-off-by: Ben Horgan <ben.horgan@....com>
> ---
> Changes since v3:
> Add tags - thanks!
> Consistent naming of long counter variants (Jonathan)
> ---
>   drivers/resctrl/mpam_internal.h | 267 ++++++++++++++++++++++++++++++++
>   1 file changed, 267 insertions(+)
> 

Reviewed-by: Gavin Shan <gshan@...hat.com>