devlink: Add port param get command

Add port param get command which gets data per parameter.
It also has option to dump the parameters data per port.

v7->v8: Append "Acked-by: Jiri Pirko <jiri@mellanox.com>"

Cc: Jiri Pirko <jiri@mellanox.com>
Signed-off-by: Vasundhara Volam <vasundhara-v.volam@broadcom.com>
Acked-by: Jiri Pirko <jiri@mellanox.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 2 insertions, 0 deletions

diff --git a/include/uapi/linux/devlink.h b/include/uapi/linux/devlink.h
index 6e52d3660654..448973beac9d 100644
--- a/include/uapi/linux/devlink.h
+++ b/include/uapi/linux/devlink.h
@@ -89,6 +89,8 @@ enum devlink_command {
         DEVLINK_CMD_REGION_DEL,
         DEVLINK_CMD_REGION_READ,
 
+        DEVLINK_CMD_PORT_PARAM_GET,     /* can dump */
+
         /* add new commands above here */
         __DEVLINK_CMD_MAX,
         DEVLINK_CMD_MAX = __DEVLINK_CMD_MAX - 1