mlxsw: core_linecards: Expose device PSID over device info

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Use tunneled MGIR to obtain PSID of line card device and extend
device_info_get() op to fill up the info with that.

Example:

$ devlink dev info auxiliary/mlxsw_core.lc.0
auxiliary/mlxsw_core.lc.0:
  versions:
      fixed:
        hw.revision 0
        fw.psid MT_0000000749
      running:
        ini.version 4
        fw 19.2010.1312

Signed-off-by: Jiri Pirko <jiri@nvidia.com>
Reviewed-by: Ido Schimmel <idosch@nvidia.com>
Signed-off-by: Jakub Kicinski <kuba@kernel.org>

...

This commit is contained in:

Jiri Pirko 2022-07-25 10:29:22 +02:00 • committed by Jakub Kicinski

parent 8f9b0513a9

commit 3fc0c51905

3 changed files with 35 additions and 0 deletions

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3

Documentation/networking/devlink/mlxsw.rst

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1

drivers/net/ethernet/mellanox/mlxsw/core.h

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31

drivers/net/ethernet/mellanox/mlxsw/core_linecards.c

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