Public bug reported: This PR backports the following two series from LKML to support the T410 PMU:
[PATCH 0/8] perf: add NVIDIA Tegra410 Uncore PMU support: https://lore.kernel.org/all/[email protected]/ [PATCH] perf vendor events arm64: Add Tegra410 Olympus PMU events: https://lore.kernel.org/all/[email protected]/ Included is a Config patch to enable the modules provided in the PMU series. The patch also reverts the NVIDIA:SAUCE patch that added the NVIDIA Olympus definitions and picks the upstream counterpart. This was done to allow the pick of these two upstream patches (also included in this PR) that are a pre-requisite for the T410 series: d852b838eb05 perf arm-spe: Add NVIDIA Olympus to neoverse list d5e4c710b54a tools headers arm64: Add NVIDIA Olympus part Tested the following: 7 Uncore PMU types - System-level monitoring (UCF, PCIE, PCIE-TGT, CMEM Latency, NVLink-C2C, NV-CLink, NV-DLink) 1 Infrastructure PMU - ARM CoreSight (used by Tegra410) 1 CPU Core PMU - Olympus CPU events + vendor metrics (IPC, backend_bound, frontend_bound) Each test verified: PMU device presence in sysfs Event enumeration Basic event counting with perf stat ** Affects: linux-nvidia (Ubuntu) Importance: Undecided Status: New -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/2139315 Title: Backport support for T410 PMU To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux-nvidia/+bug/2139315/+subscriptions -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
