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devlink: Add 'enable_iwarp' generic device param

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Add a new device generic parameter to enable and disable
iWARP functionality on a multi-protocol RDMA device.

Signed-off-by: Shiraz Saleem <shiraz.saleem@intel.com>
Tested-by: Leszek Kaliszczuk <leszek.kaliszczuk@intel.com>
Signed-off-by: Tony Nguyen <anthony.l.nguyen@intel.com>
This commit is contained in:
Shiraz Saleem 2021-10-18 18:16:01 -05:00 • committed by Tony Nguyen
parent 3b0e04140b
commit 325e0d0aa6
3 changed files with 12 additions and 0 deletions
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3
Documentation/networking/devlink/devlink-params.rst
View file

@ -109,6 +109,9 @@ own name.
- Boolean
- When enabled, the device driver will instantiate VDPA networking
specific auxiliary device of the devlink device.
* - ``enable_iwarp``
- Boolean
- Enable handling of iWARP traffic in the device.
* - ``internal_err_reset``
- Boolean
- When enabled, the device driver will reset the device on internal

4
include/net/devlink.h
View file

@ -485,6 +485,7 @@ enum devlink_param_generic_id {
DEVLINK_PARAM_GENERIC_ID_ENABLE_ETH,
DEVLINK_PARAM_GENERIC_ID_ENABLE_RDMA,
DEVLINK_PARAM_GENERIC_ID_ENABLE_VNET,
DEVLINK_PARAM_GENERIC_ID_ENABLE_IWARP,
/* add new param generic ids above here*/
__DEVLINK_PARAM_GENERIC_ID_MAX,
@ -534,6 +535,9 @@ enum devlink_param_generic_id {
#define DEVLINK_PARAM_GENERIC_ENABLE_VNET_NAME "enable_vnet"
#define DEVLINK_PARAM_GENERIC_ENABLE_VNET_TYPE DEVLINK_PARAM_TYPE_BOOL
#define DEVLINK_PARAM_GENERIC_ENABLE_IWARP_NAME "enable_iwarp"
#define DEVLINK_PARAM_GENERIC_ENABLE_IWARP_TYPE DEVLINK_PARAM_TYPE_BOOL
#define DEVLINK_PARAM_GENERIC(_id, _cmodes, _get, _set, _validate) \
{ \
.id = DEVLINK_PARAM_GENERIC_ID_##_id, \

5
net/core/devlink.c
View file

@ -4432,6 +4432,11 @@ static const struct devlink_param devlink_param_generic[] = {
.name = DEVLINK_PARAM_GENERIC_ENABLE_VNET_NAME,
.type = DEVLINK_PARAM_GENERIC_ENABLE_VNET_TYPE,
},
{
.id = DEVLINK_PARAM_GENERIC_ID_ENABLE_IWARP,
.name = DEVLINK_PARAM_GENERIC_ENABLE_IWARP_NAME,
.type = DEVLINK_PARAM_GENERIC_ENABLE_IWARP_TYPE,
},
};
static int devlink_param_generic_verify(const struct devlink_param *param)