devlink: Add enable_sriov boolean generic parameter

enable_sriov - Enables Single-Root Input/Output Virtualization(SR-IOV)
characteristic of the device.
Reviewed-by: NMichael Chan <michael.chan@broadcom.com>
Signed-off-by: NVasundhara Volam <vasundhara-v.volam@broadcom.com>
Signed-off-by: NJiri Pirko <jiri@mellanox.com>
Signed-off-by: NDavid S. Miller <davem@davemloft.net>

include/net/devlink.h

@@ -358,6 +358,7 @@ struct devlink_param_item {
 enum devlink_param_generic_id {
 	DEVLINK_PARAM_GENERIC_ID_INT_ERR_RESET,
 	DEVLINK_PARAM_GENERIC_ID_MAX_MACS,
+	DEVLINK_PARAM_GENERIC_ID_ENABLE_SRIOV,
 
 	/* add new param generic ids above here*/
 	__DEVLINK_PARAM_GENERIC_ID_MAX,
@@ -370,6 +371,9 @@ enum devlink_param_generic_id {
 #define DEVLINK_PARAM_GENERIC_MAX_MACS_NAME "max_macs"
 #define DEVLINK_PARAM_GENERIC_MAX_MACS_TYPE DEVLINK_PARAM_TYPE_U32
 
+#define DEVLINK_PARAM_GENERIC_ENABLE_SRIOV_NAME "enable_sriov"
+#define DEVLINK_PARAM_GENERIC_ENABLE_SRIOV_TYPE DEVLINK_PARAM_TYPE_BOOL
+
 #define DEVLINK_PARAM_GENERIC(_id, _cmodes, _get, _set, _validate)	\
 {									\
 	.id = DEVLINK_PARAM_GENERIC_ID_##_id,				\

net/core/devlink.c

@@ -2615,7 +2615,11 @@ static const struct devlink_param devlink_param_generic[] = {
 		.name = DEVLINK_PARAM_GENERIC_MAX_MACS_NAME,
 		.type = DEVLINK_PARAM_GENERIC_MAX_MACS_TYPE,
 	},
-
+	{
+		.id = DEVLINK_PARAM_GENERIC_ID_ENABLE_SRIOV,
+		.name = DEVLINK_PARAM_GENERIC_ENABLE_SRIOV_NAME,
+		.type = DEVLINK_PARAM_GENERIC_ENABLE_SRIOV_TYPE,
+	},
 };
 
 static int devlink_param_generic_verify(const struct devlink_param *param)