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Author SHA1 Message Date
Randy Dunlap
0c59e612c0 platform/mellanox: mlxbf-pmc: fix kernel-doc notation
Fix kernel-doc warnings reported by the kernel test robot:

drivers/platform/mellanox/mlxbf-pmc.c:82: warning: This comment starts with '/**', but isn't a kernel-doc comment. Refer Documentation/doc-guide/kernel-doc.rst
 * Structure to hold attribute and block info for each sysfs entry
drivers/platform/mellanox/mlxbf-pmc.c:94: warning: This comment starts with '/**', but isn't a kernel-doc comment. Refer Documentation/doc-guide/kernel-doc.rst
 * Structure to hold info for each HW block
drivers/platform/mellanox/mlxbf-pmc.c:121: warning: This comment starts with '/**', but isn't a kernel-doc comment. Refer Documentation/doc-guide/kernel-doc.rst
 * Structure to hold PMC context info
drivers/platform/mellanox/mlxbf-pmc.c:148: warning: This comment starts with '/**', but isn't a kernel-doc comment. Refer Documentation/doc-guide/kernel-doc.rst
 * Structure to hold supported events for each block

Also fix typos in a few struct member names.

Signed-off-by: Randy Dunlap <rdunlap@infradead.org>
Reported-by: kernel test robot <lkp@intel.com>
Cc: Aditya Srivastava <yashsri421@gmail.com>
Cc: Hans de Goede <hdegoede@redhat.com>
Cc: Mark Gross <mgross@linux.intel.com>
Cc: Vadim Pasternak <vadimp@nvidia.com>
Cc: platform-driver-x86@vger.kernel.org
Link: https://lore.kernel.org/r/20210822171742.26921-1-rdunlap@infradead.org
Signed-off-by: Hans de Goede <hdegoede@redhat.com>
2021-08-23 09:22:19 +02:00
Shravan Kumar Ramani
1a218d312e platform/mellanox: mlxbf-pmc: Add Mellanox BlueField PMC driver
The performance modules in BlueField are present in several hardware
blocks and each block provides access to these stats either through
counters that can be programmed to monitor supported events or
through memory-mapped registers that hold the relevant information.
The hardware blocks that include a performance module are:
 * Tile (block containing 2 cores and a shared L2 cache)
 * TRIO (PCIe root complex)
 * MSS (Memory Sub-system containing the Memory Controller and L3 cache)
 * GIC (Interrupt controller)
 * SMMU (System Memory Management Unit)
The mlx_pmc driver provides access to all of these performance modules
through a hwmon sysfs interface.

v2 --> v3
Update copyright info.

v1 --> v2
Remove unused headers.
Add comma to arrays where last line is not a termination.
Use kstrtoint in place of sscanf.
UUID manipulation follows drivers/platform/mellanox/mlxbf-bootctl.c

Signed-off-by: Shravan Kumar Ramani <shravankr@nvidia.com>
Reviewed-by: Vadim Pasternak <vadimp@nvidia.com>
Reviewed-by: Jiri Pirko <jiri@nvidia.com>
Link: https://lore.kernel.org/r/4e19a1e5bf4197ad27fc57981fd280eaebd23577.1602160468.git.shravankr@nvidia.com
Signed-off-by: Hans de Goede <hdegoede@redhat.com>
2020-10-28 12:00:24 +01:00