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

From: Suzuki K Poulose
Date: Wed Aug 02 2023 - 06:11:22 EST


On 02/08/2023 02:07, Anshuman Khandual wrote:


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.

Do we really need v1 ? I would leave it as arm,trbe

Suzuki