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Subject[PATCH v11 0/2] Add ThunderX2 SoC Performance Monitoring Unit driver
Date
This patchset adds PMU driver for Cavium's ThunderX2 SoC UNCORE devices.
The SoC has PMU support in L3 cache controller (L3C) and in the
DDR4 Memory Controller (DMC).


v11:
Updated Patch 2 with minor comments.

v10:
Updated Documentation patch with comments [6].

[6] https://lkml.org/lkml/2018/12/5/649

v9:
Updated with comments [5].

[5] https://lkml.org/lkml/2018/11/22/517

v8:
Updated with comments [4].

[4] https://lkml.org/lkml/2018/10/25/215

v7:
Incorporated review comments [3].
Modified driver as loadable module.
Updated Documentation with Event description.
Removed per-channel(no SMC calls) sampling implementation(
Since DMC and L3C channels are interleave, we have decided to
sample channel zero and prorate it to account for a Device).

[3] https://patchwork.kernel.org/patch/10479203/

v6:
Rebased to 4.18-rc1
Updated with comments from John Garry[3]

[3] https://lkml.org/lkml/2018/5/17/408

v5:
Incorporated review comments from Mark Rutland[2]
v4:
Incorporated review comments from Mark Rutland[1]

[1] https://www.spinics.net/lists/arm-kernel/msg588563.html
[2] https://lkml.org/lkml/2018/4/26/376

v3:
Fixed warning reported by kbuild robot

v2:
Rebased to 4.12-rc1
Removed Arch VULCAN dependency.
Update SMC call parameters as per latest firmware.

v1:
Initial patch

Ganapatrao Kulkarni (2):
perf, uncore: Adding documentation for ThunderX2 pmu uncore driver
ThunderX2, perf : Add Cavium ThunderX2 SoC UNCORE PMU driver

Documentation/perf/thunderx2-pmu.txt | 93 +++
drivers/perf/Kconfig | 9 +
drivers/perf/Makefile | 1 +
drivers/perf/thunderx2_pmu.c | 861 +++++++++++++++++++++++++++
include/linux/cpuhotplug.h | 1 +
5 files changed, 965 insertions(+)
create mode 100644 Documentation/perf/thunderx2-pmu.txt
create mode 100644 drivers/perf/thunderx2_pmu.c

--
2.18.0

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