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| author | David S. Miller <davem@davemloft.net> | 2019-11-15 05:01:45 +0300 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2019-11-15 05:01:45 +0300 |
| commit | f97d139aaafdc20145ad6a6b8d188ac8e58b5413 (patch) | |
| tree | 2419223f36539cca9ad967c24e1291edfe72e2f7 /Documentation | |
| parent | d0db136ffb59bfb8d66b45dba277191db6914f49 (diff) | |
| parent | 84179981317fb4fb3e9df5acd42ea33cf6037793 (diff) | |
| download | linux-f97d139aaafdc20145ad6a6b8d188ac8e58b5413.tar.xz | |
Merge tag 'mlx5-updates-2019-11-12' of git://git.kernel.org/pub/scm/linux/kernel/git/saeed/linux
Saeed Mahameed says:
====================
mlx5-updates-2019-11-12
1) Merge mlx5-next for devlink reload and flowtable offloads dependencies
2) Devlink reload support
3) TC Flowtable offloads
4) Misc cleanup
====================
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'Documentation')
| -rw-r--r-- | Documentation/networking/device_drivers/mellanox/mlx5.rst | 21 | ||||
| -rw-r--r-- | Documentation/networking/devlink-params-mlx5.txt | 17 | ||||
| -rw-r--r-- | Documentation/networking/devlink-params.txt | 4 |
3 files changed, 42 insertions, 0 deletions
diff --git a/Documentation/networking/device_drivers/mellanox/mlx5.rst b/Documentation/networking/device_drivers/mellanox/mlx5.rst index d071c6b49e1f..7599dceba9f1 100644 --- a/Documentation/networking/device_drivers/mellanox/mlx5.rst +++ b/Documentation/networking/device_drivers/mellanox/mlx5.rst @@ -154,6 +154,27 @@ User command examples: values: cmode runtime value smfs +enable_roce: RoCE enablement state +---------------------------------- +RoCE enablement state controls driver support for RoCE traffic. +When RoCE is disabled, there is no gid table, only raw ethernet QPs are supported and traffic on the well known UDP RoCE port is handled as raw ethernet traffic. + +To change RoCE enablement state a user must change the driverinit cmode value and run devlink reload. + +User command examples: + +- Disable RoCE:: + + $ devlink dev param set pci/0000:06:00.0 name enable_roce value false cmode driverinit + $ devlink dev reload pci/0000:06:00.0 + +- Read RoCE enablement state:: + + $ devlink dev param show pci/0000:06:00.0 name enable_roce + pci/0000:06:00.0: + name enable_roce type generic + values: + cmode driverinit value true Devlink health reporters ======================== diff --git a/Documentation/networking/devlink-params-mlx5.txt b/Documentation/networking/devlink-params-mlx5.txt new file mode 100644 index 000000000000..5071467118bd --- /dev/null +++ b/Documentation/networking/devlink-params-mlx5.txt @@ -0,0 +1,17 @@ +flow_steering_mode [DEVICE, DRIVER-SPECIFIC] + Controls the flow steering mode of the driver. + Two modes are supported: + 1. 'dmfs' - Device managed flow steering. + 2. 'smfs - Software/Driver managed flow steering. + In DMFS mode, the HW steering entities are created and + managed through the Firmware. + In SMFS mode, the HW steering entities are created and + managed though by the driver directly into Hardware + without firmware intervention. + Type: String + Configuration mode: runtime + +enable_roce [DEVICE, GENERIC] + Enable handling of RoCE traffic in the device. + Defaultly enabled. + Configuration mode: driverinit diff --git a/Documentation/networking/devlink-params.txt b/Documentation/networking/devlink-params.txt index ddba3e9b55b1..04e234e9acc9 100644 --- a/Documentation/networking/devlink-params.txt +++ b/Documentation/networking/devlink-params.txt @@ -65,3 +65,7 @@ reset_dev_on_drv_probe [DEVICE, GENERIC] Reset only if device firmware can be found in the filesystem. Type: u8 + +enable_roce [DEVICE, GENERIC] + Enable handling of RoCE traffic in the device. + Type: Boolean |