perf: xgene: Add support for SoC PMU version 3

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This patch adds support for SoC-wide (AKA uncore) Performance Monitoring
Unit version 3.

It can support up to
 - 2 IOB PMU instances
 - 8 L3C PMU instances
 - 2 MCB PMU instances
 - 8 MCU PMU instances
and these PMUs support 64 bit counter

Signed-off-by: Hoan Tran <hotran@apm.com>
[Mark: stop counters in _xgene_pmu_isr()]
Signed-off-by: Mark Rutland <mark.rutland@arm.com>
[will: make xgene_pmu_v3_ops static]
Signed-off-by: Will Deacon <will.deacon@arm.com>

...

This commit is contained in:

Hoan Tran

2017-06-22 19:26:05 +01:00

committed by Will Deacon

parent e35e0a04a9

commit c0f7f7acde

1 changed files with 534 additions and 29 deletions

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drivers/perf/xgene_pmu.c

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