From: Shiraz Saleem <shiraz.saleem@intel.com>
Date: Mon, 18 Oct 2021 18:16:01 -0500
Subject: devlink: Add 'enable_iwarp' generic device param
Patch-mainline: v5.17-rc1
Git-commit: 325e0d0aa683a96b9d9cd5802be524d4da5e2dd2
References: bsc#1200502
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>
Acked-by: Thomas Bogendoerfer <tbogendoerfer@suse.de>
---
Documentation/networking/devlink/devlink-params.rst | 3 +++
include/net/devlink.h | 4 ++++
net/core/devlink.c | 5 +++++
3 files changed, 12 insertions(+)
--- a/Documentation/networking/devlink/devlink-params.rst
+++ b/Documentation/networking/devlink/devlink-params.rst
@@ -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
--- a/include/net/devlink.h
+++ b/include/net/devlink.h
@@ -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, \
--- a/net/core/devlink.c
+++ b/net/core/devlink.c
@@ -4430,6 +4430,11 @@ static const struct devlink_param devlin
.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)