linux-kernel - Re: [PATCH V2 2/4] arm_pmu: acpi: Add a representative platform device for TRBE

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Date:   Wed, 2 Aug 2023 06:37:47 +0530
From:   Anshuman Khandual <anshuman.khandual@....com>
To:     Will Deacon <will@...nel.org>
Cc:     linux-arm-kernel@...ts.infradead.org, suzuki.poulose@....com,
        Catalin Marinas <catalin.marinas@....com>,
        Mark Rutland <mark.rutland@....com>,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH V2 2/4] arm_pmu: acpi: Add a representative platform
 device for TRBE



On 8/1/23 20:21, Will Deacon wrote:
> On Tue, Aug 01, 2023 at 03:10:50PM +0530, Anshuman Khandual wrote:
>> diff --git a/include/linux/perf/arm_pmu.h b/include/linux/perf/arm_pmu.h
>> index a0801f68762b..7ec26d21303d 100644
>> --- a/include/linux/perf/arm_pmu.h
>> +++ b/include/linux/perf/arm_pmu.h
>> @@ -187,5 +187,6 @@ void armpmu_free_irq(int irq, int cpu);
>>  #endif /* CONFIG_ARM_PMU */
>>  
>>  #define ARMV8_SPE_PDEV_NAME "arm,spe-v1"
>> +#define ARMV8_TRBE_PDEV_NAME "arm-trbe-acpi"
> 
> Why is the TRBE name formatted differently to the SPE one?

Nothing specific, although "arm,spe-v1" seemed more like a DT naming
scheme. But could change the name as "arm,trbe-v1" to be in sync with
SPE here.