platform/mellanox: mlxbf-pmc: Add support for BlueField-3

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Add new access mechanism and list of supported events to program
and read the counters in BlueField-3.
Performance counter blocks being added for BlueField-3 include:
  - Memory Sub-system (mss) which has counters for monitoring
various DRAM and related skylib events
  - Last level Tile, which has 2 sets of counters (llt, llt_miss)
for monitoring Tile and cache metrics

Signed-off-by: Shravan Kumar Ramani <shravankr@nvidia.com>
Reviewed-by: Vadim Pasternak <vadimp@nvidia.com>
Reviewed-by: David Thompson <davthompson@nvidia.com>
Link: https://lore.kernel.org/r/d5feee745f6bfd163e0c361e300d4b2ef1d72e00.1693917738.git.shravankr@nvidia.com
Signed-off-by: Hans de Goede <hdegoede@redhat.com>

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This commit is contained in:

Shravan Kumar Ramani

2023-09-13 13:42:29 +02:00

committed by Hans de Goede

parent 2c97d3e55b

commit 423c336185

1 changed files with 655 additions and 33 deletions

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drivers/platform/mellanox/mlxbf-pmc.c

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