[PATCH v3 0/5] perf/arm_cspmu: Preparatory patches for NVIDIA T410 PMU

From: Besar Wicaksono

Date: Mon Sep 29 2025 - 20:26:28 EST


This series contains initial patches before adding support for upcoming
NVIDIA T410 PMUs.

Thanks,
Besar

Changes from v2:
* Add Reviewed-by from Ilkka for patch #2, and #5
* Add Reviewed-by from Suzuki for patch #2
* Add stubbed implementation for arm_cspmu_acpi_dev_get
for !CONFIG_ACPI case
Thanks to Ilkka, Suzuki, and Robin for the review comments.
v2: https://lore.kernel.org/all/20250923001840.1586078-1-bwicaksono@xxxxxxxxxx/T/#t

Changes from v1:
* Add Reviewed-by from Ilkka for patch #3 and #4
* Drop change to [1/5] on making arm_cspmu_apmt_node public
* Replace it with new API arm_cspmu_acpi_dev_get
Thanks to Ilkka and Robin for the review comments.
v1: https://lore.kernel.org/all/20250812233411.1694012-1-bwicaksono@xxxxxxxxxx/T/#t


Besar Wicaksono (5):
perf/arm_cspmu: Add arm_cspmu_acpi_dev_get
perf/arm_cspmu: Add callback to reset filter config
perf/arm_cspmu: Add pmpidr support
perf/arm_cspmu: nvidia: Add revision id matching
perf/arm_cspmu: nvidia: Add pmevfiltr2 support

drivers/perf/arm_cspmu/arm_cspmu.c | 70 +++++++++-
drivers/perf/arm_cspmu/arm_cspmu.h | 54 ++++++-
drivers/perf/arm_cspmu/nvidia_cspmu.c | 194 +++++++++++++++++++-------
3 files changed, 259 insertions(+), 59 deletions(-)

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2.50.1