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devlink: add documentation for octeontx2 driver
Add a file to document devlink support for octeontx2
driver. Driver-specific parameters implemented by
AF, PF and VF drivers are documented.
Signed-off-by: Subbaraya Sundeep <sbhatta@marvell.com>
Signed-off-by: Sunil Goutham <sgoutham@marvell.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
authored by
Subbaraya Sundeep
and committed by
David S. Miller
442e796f
648a991c
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Documentation/networking/devlink/index.rst
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Documentation/networking/devlink/index.rst
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Documentation/networking/devlink/octeontx2.rst
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Documentation/networking/devlink/octeontx2.rst
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.. SPDX-License-Identifier: GPL-2.0
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=========================
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octeontx2 devlink support
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=========================
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This document describes the devlink features implemented by the ``octeontx2 AF, PF and VF``
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device drivers.
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Parameters
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==========
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The ``octeontx2 PF and VF`` drivers implement the following driver-specific parameters.
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.. list-table:: Driver-specific parameters implemented
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:widths: 5 5 5 85
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* - Name
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- Type
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- Mode
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- Description
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* - ``mcam_count``
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- u16
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- runtime
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- Select number of match CAM entries to be allocated for an interface.
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The same is used for ntuple filters of the interface. Supported by
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PF and VF drivers.
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The ``octeontx2 AF`` driver implements the following driver-specific parameters.
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.. list-table:: Driver-specific parameters implemented
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:widths: 5 5 5 85
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* - Name
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- Type
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- Mode
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- Description
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* - ``dwrr_mtu``
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- u32
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- runtime
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- Use to set the quantum which hardware uses for scheduling among transmit queues.
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Hardware uses weighted DWRR algorithm to schedule among all transmit queues.