APPLIED: [SRU][N:linux-bluefield][PATCH v1 0/1] Cherry-pick bug fix for mlxbf-pmc

[Kuba Pawlak]

On 8.07.2025 12:31, Shravan Kumar Ramani wrote:
> This submission addresses the following bug:
> https://bugs.launchpad.net/bugs/2116164
>
> SRU Justification:
>
> [Impact]
> Currently, the driver has two behaviors to deal with new & unsupported
> performance blocks reported by the firmware:
> 1. For register and unknown block types, the driver will fail to load.
> 2. For counter and crspace blocks, the driver will load and sysfs files will
> be created but getting the contents of event_list or trying to setup the counter
> will fail.
>
> [Fix]
> Instead, let's ignore and log unsupported blocks. This means the driver will
> always load and unsupported blocks will never show up in sysfs.
>
> [Test Case]
> * Boot BF2/BF3 platform, verify no new errors with loading the driver.
> * Test sysfs interface exposed by driver for programming various counters and
> events.
>
> [Regression Potential]
> Minimal
>
>
> Luiz Capitulino (1):
>    platform/mellanox: mlxbf-pmc: Ignore unsupported performance blocks
>
>   drivers/platform/mellanox/mlxbf-pmc.c | 16 ++++++++++++++--
>   1 file changed, 14 insertions(+), 2 deletions(-)
>
Applied-by: Kuba Pawlak <kuba.pawlak at canonical.com>
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