[PATCH net-next 1/3] devlink: Add 'enable_iwarp' generic device param

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From: Shiraz Saleem <shiraz.saleem@xxxxxxxxx>

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@xxxxxxxxx>
Tested-by: Leszek Kaliszczuk <leszek.kaliszczuk@xxxxxxxxx>
Signed-off-by: Tony Nguyen <anthony.l.nguyen@xxxxxxxxx>
---
 Documentation/networking/devlink/devlink-params.rst | 3 +++
 include/net/devlink.h                               | 4 ++++
 net/core/devlink.c                                  | 5 +++++
 3 files changed, 12 insertions(+)

diff --git a/Documentation/networking/devlink/devlink-params.rst b/Documentation/networking/devlink/devlink-params.rst
index 4878907e9232..b7dfe693a332 100644
--- 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
diff --git a/include/net/devlink.h b/include/net/devlink.h
index aab3d007c577..e3c88fabd700 100644
--- 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,				\
diff --git a/net/core/devlink.c b/net/core/devlink.c
index 5ad72dbfcd07..d144a62cbf73 100644
--- a/net/core/devlink.c
+++ b/net/core/devlink.c
@@ -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)
-- 
2.31.1




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