[PATCH] devlink: Add enable_ecn boolean generic parameter

[Pavan Chebbi <pavan.chebbi@broadcom.com>]

enable_ecn - Enables Explicit Congestion Notification
characteristic of the device.

Cc: Jiri Pirko <jiri@mellanox.com>
Signed-off-by: Pavan Chebbi <pavan.chebbi@broadcom.com>
---
 include/net/devlink.h | 4 ++++
 net/core/devlink.c    | 5 +++++
 2 files changed, 9 insertions(+)

diff --git a/include/net/devlink.h b/include/net/devlink.h
index 5e46c24..52315dd 100644
--- a/include/net/devlink.h
+++ b/include/net/devlink.h
@@ -403,6 +403,7 @@ enum devlink_param_generic_id {
 	DEVLINK_PARAM_GENERIC_ID_FW_LOAD_POLICY,
 	DEVLINK_PARAM_GENERIC_ID_RESET_DEV_ON_DRV_PROBE,
 	DEVLINK_PARAM_GENERIC_ID_ENABLE_ROCE,
+	DEVLINK_PARAM_GENERIC_ID_ENABLE_ECN,
 
 	/* add new param generic ids above here*/
 	__DEVLINK_PARAM_GENERIC_ID_MAX,
@@ -440,6 +441,9 @@ enum devlink_param_generic_id {
 #define DEVLINK_PARAM_GENERIC_ENABLE_ROCE_NAME "enable_roce"
 #define DEVLINK_PARAM_GENERIC_ENABLE_ROCE_TYPE DEVLINK_PARAM_TYPE_BOOL
 
+#define DEVLINK_PARAM_GENERIC_ENABLE_ECN_NAME "enable_ecn"
+#define DEVLINK_PARAM_GENERIC_ENABLE_ECN_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 64367ee..298dcd1 100644
--- a/net/core/devlink.c
+++ b/net/core/devlink.c
@@ -3011,6 +3011,11 @@ static int devlink_nl_cmd_flash_update(struct sk_buff *skb,
 		.name = DEVLINK_PARAM_GENERIC_ENABLE_ROCE_NAME,
 		.type = DEVLINK_PARAM_GENERIC_ENABLE_ROCE_TYPE,
 	},
+	{
+		.id = DEVLINK_PARAM_GENERIC_ID_ENABLE_ECN,
+		.name = DEVLINK_PARAM_GENERIC_ENABLE_ECN_NAME,
+		.type = DEVLINK_PARAM_GENERIC_ENABLE_ECN_TYPE,
+	},
 };
 
 static int devlink_param_generic_verify(const struct devlink_param *param)
-- 
1.8.3.1