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author | Subbaraya Sundeep <sbhatta@marvell.com> | 2021-10-28 15:08:15 +0200 |
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committer | David S. Miller <davem@davemloft.net> | 2021-10-28 15:35:34 +0200 |
commit | 442e796f0aa755ea2a9e3d2f007a6bfcf08bb183 (patch) | |
tree | 2b904b1e780004fe0b57583fbb3a0e3bffb2cde8 /Documentation/networking | |
parent | sch_htb: Add extack messages for EOPNOTSUPP errors (diff) | |
download | linux-442e796f0aa755ea2a9e3d2f007a6bfcf08bb183.tar.xz linux-442e796f0aa755ea2a9e3d2f007a6bfcf08bb183.zip |
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>
Diffstat (limited to 'Documentation/networking')
-rw-r--r-- | Documentation/networking/devlink/index.rst | 1 | ||||
-rw-r--r-- | Documentation/networking/devlink/octeontx2.rst | 42 |
2 files changed, 43 insertions, 0 deletions
diff --git a/Documentation/networking/devlink/index.rst b/Documentation/networking/devlink/index.rst index 19ffd561cf4f..443123772f44 100644 --- a/Documentation/networking/devlink/index.rst +++ b/Documentation/networking/devlink/index.rst @@ -48,3 +48,4 @@ parameters, info versions, and other features it supports. am65-nuss-cpsw-switch prestera iosm + octeontx2 diff --git a/Documentation/networking/devlink/octeontx2.rst b/Documentation/networking/devlink/octeontx2.rst new file mode 100644 index 000000000000..610de99b728a --- /dev/null +++ b/Documentation/networking/devlink/octeontx2.rst @@ -0,0 +1,42 @@ +.. SPDX-License-Identifier: GPL-2.0 + +========================= +octeontx2 devlink support +========================= + +This document describes the devlink features implemented by the ``octeontx2 AF, PF and VF`` +device drivers. + +Parameters +========== + +The ``octeontx2 PF and VF`` drivers implement the following driver-specific parameters. + +.. list-table:: Driver-specific parameters implemented + :widths: 5 5 5 85 + + * - Name + - Type + - Mode + - Description + * - ``mcam_count`` + - u16 + - runtime + - Select number of match CAM entries to be allocated for an interface. + The same is used for ntuple filters of the interface. Supported by + PF and VF drivers. + +The ``octeontx2 AF`` driver implements the following driver-specific parameters. + +.. list-table:: Driver-specific parameters implemented + :widths: 5 5 5 85 + + * - Name + - Type + - Mode + - Description + * - ``dwrr_mtu`` + - u32 + - runtime + - Use to set the quantum which hardware uses for scheduling among transmit queues. + Hardware uses weighted DWRR algorithm to schedule among all transmit queues. |