linux-kernel - Re: [PATCH] riscv: dts: allwinner: d1: Add PMU event node

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Message-ID: <IA1PR20MB49533ABEA8426D21C00311F8BBE0A@IA1PR20MB4953.namprd20.prod.outlook.com>
Date:   Mon, 28 Aug 2023 14:41:28 +0800
From:   Inochi Amaoto <inochiama@...look.com>
To:     Conor Dooley <conor.dooley@...rochip.com>
Cc:     Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Conor Dooley <conor+dt@...nel.org>,
        Chen-Yu Tsai <wens@...e.org>,
        Jernej Skrabec <jernej.skrabec@...il.com>,
        Samuel Holland <samuel@...lland.org>,
        Paul Walmsley <paul.walmsley@...ive.com>,
        Palmer Dabbelt <palmer@...belt.com>,
        Albert Ou <aou@...s.berkeley.edu>,
        Inochi Amaoto <inochiama@...look.com>,
        Heiko Stuebner <heiko@...ech.de>, Wei Fu <wefu@...hat.com>,
        Pei Chen <cp0613@...ux.alibaba.com>,
        Wenhan Chen <chenwenhan.cwh@...baba-inc.com>,
        Guo Ren <guoren@...nel.org>, devicetree@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org, linux-sunxi@...ts.linux.dev,
        linux-riscv@...ts.infradead.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] riscv: dts: allwinner: d1: Add PMU event node

>On Mon, Aug 28, 2023 at 12:30:22PM +0800, Inochi Amaoto wrote:
>> D1 has several pmu events supported by opensbi.
>> These events can be used by perf for profiling.
>>
>> Signed-off-by: Inochi Amaoto <inochiama@...look.com>
>> Link: https://dl.linux-sunxi.org/D1/Xuantie_C906_R1S0_User_Manual.pdf
>> Link: https://github.com/T-head-Semi/openc906/blob/main/C906_RTL_FACTORY/gen_rtl/pmu/rtl/aq_hpcp_top.v#L657
>> ---
>> changed from v3:
>> 1. remove wrong event mapping of 0x0000a
>> 2. add reference url of c906 events implementation (D1 only support events
>> described in R1S0 user manual, but event mapping is the same)
>
>Why'd you drop my ack? There's nothing here that'd invalidate it AFAICT.
>Acked-by: Conor Dooley <conor.dooley@...rochip.com>
>
>Thanks,
>Conor.

Sorry for this, I am not sure whether to preserve the ack.
Thank you for your ack again, and I will reserve this if no big change
happens.