On 02/16/2017 09:03 AM, Agustin Vega-Frias wrote:
+config QCOM_L3_PMU
+        bool "Qualcomm Technologies L3-cache PMU"
+        depends on ARCH_QCOM && ARM64 && PERF_EVENTS && ACPI
+          help
+          Provides support for the L3 cache performance monitor unit (PMU)
+          in Qualcomm Technologies processors.
+          Adds the L3 cache PMU into the perf events subsystem for
+          monitoring L3 cache events.

Since the L3 PMU driver doesn't work without the IRQ combiner driver, I think you need to add:

    select QCOM_IRQ_COMBINER

or

    depends on QCOM_IRQ_COMBINER

--
Qualcomm Datacenter Technologies, Inc. as an affiliate of Qualcomm
Technologies, Inc.  Qualcomm Technologies, Inc. is a member of the
Code Aurora Forum, a Linux Foundation Collaborative Project.

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