linux-kernel - Re: [PATCH v5] perf: arm_cspmu: Separate Arm and vendor module

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Message-ID: <20230818160536.GA16119@willie-the-truck>
Date:   Fri, 18 Aug 2023 17:05:36 +0100
From:   Will Deacon <will@...nel.org>
To:     Besar Wicaksono <bwicaksono@...dia.com>
Cc:     suzuki.poulose@....com, robin.murphy@....com,
        ilkka@...amperecomputing.com, catalin.marinas@....com,
        mark.rutland@....com, linux-arm-kernel@...ts.infradead.org,
        linux-kernel@...r.kernel.org, linux-tegra@...r.kernel.org,
        treding@...dia.com, jonathanh@...dia.com, vsethi@...dia.com,
        rwiley@...dia.com, efunsten@...dia.com
Subject: Re: [PATCH v5] perf: arm_cspmu: Separate Arm and vendor module

Hi Besar,

On Wed, Jul 05, 2023 at 05:47:45AM -0500, Besar Wicaksono wrote:
> Arm Coresight PMU driver consists of main standard code and
> vendor backend code. Both are currently built as a single module.
> This patch adds vendor registration API to separate the two to
> keep things modular. The main driver requests each known backend
> module during initialization and defer device binding process.
> The backend module then registers an init callback to the main
> driver and continue the device driver binding process.
> 
> Signed-off-by: Besar Wicaksono <bwicaksono@...dia.com>
> ---
> 
> Changes from v4:
>  * Fix warning reported by kernel test robot
> v4: https://lore.kernel.org/linux-arm-kernel/20230620041438.32514-1-bwicaksono@nvidia.com/T/#u

Do you plan to send a v5 addressing Suzuki's comments? This series is
blocking the Ampere work from Ilkka.

Thanks,

Will