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devlink: Add new "max_mac_per_vf" generic device param

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Add a new device generic parameter to controls the maximum
number of MAC filters allowed per VF.

For example, to limit a VF to 3 MAC addresses:
 $ devlink dev param set pci/0000:3b:00.0 name max_mac_per_vf \
        value 3 \
        cmode runtime

Signed-off-by: Mohammad Heib <mheib@redhat.com>
Reviewed-by: Simon Horman <horms@kernel.org>
Signed-off-by: Jacob Keller <jacob.e.keller@intel.com>
Signed-off-by: Tony Nguyen <anthony.l.nguyen@intel.com>
This commit is contained in:
Mohammad Heib
2025-10-25 16:08:58 +03:00
committed by Tony Nguyen
parent 13068e9d57
commit 9352d40c8b
3 changed files with 13 additions and 0 deletions
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4
Documentation/networking/devlink/devlink-params.rst
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@@ -151,3 +151,7 @@ own name.
* - ``num_doorbells``
- u32
- Controls the number of doorbells used by the device.
* - ``max_mac_per_vf``
- u32
- Controls the maximum number of MAC address filters that can be assigned
to a Virtual Function (VF).