ACK: [SRU][J:linux-bluefield][PATCH v1 0/1] UBUNTU: SAUCE: mlxbf-ptm: use single SMC for total power

Bartlomiej Zolnierkiewicz bartlomiej.zolnierkiewicz at canonical.com
Thu Jun 13 15:58:25 UTC 2024


Acked-by: Bartlomiej Zolnierkiewicz <bartlomiej.zolnierkiewicz at canonical.com>

On Thu, Jun 13, 2024 at 5:19 PM Jitendra Lanka <jlanka at nvidia.com> wrote:
>
> BugLink: https://bugs.launchpad.net/bugs/2069303
>
> SRU Justification:
>
> [Impact]
>
> mlxbf-ptm is a kernel driver that provides debufgs interface for system
> software to monitor Bluefield devices' power and thermal management parameters.
>
> [Fix]
>
> * This change adds performance improvements to total power reporting with a
>   single secure monitor call.
>
> [Test Case]
>
> * After installing the kernel module, debugfs entry at
>   /sys/kernel/debug/mlxbf-ptm will be created
> * monitors/status folder contains read-only parameters reported from the
>   Bluefield device
>
> [Regression Potential]
>
> * Minimal - as these are read-only parameters that report Bluefield device
>   information.
>
> [Other]
> * This code is likely to change depending on feedback we received from
>   maintainers.
>
> Jitendra Lanka (1):
>   UBUNTU: SAUCE: mlxbf-ptm: use single SMC for total power
>
>  drivers/platform/mellanox/mlxbf-ptm.c | 13 ++-----------
>  1 file changed, 2 insertions(+), 11 deletions(-)
>



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