devlink: add macro for "fw.psid"

The "fw.psid" devlink info version is documented in devlink-info.rst,
and used by one driver. However, there is no associated macro for this
firmware version like there is for others. Add one now.
Signed-off-by: NJacob Keller <jacob.e.keller@intel.com>
Signed-off-by: NDavid S. Miller <davem@davemloft.net>

include/net/devlink.h

@@ -485,6 +485,8 @@ enum devlink_param_generic_id {
 #define DEVLINK_INFO_VERSION_GENERIC_FW_UNDI	"fw.undi"
 /* NCSI support/handler version */
 #define DEVLINK_INFO_VERSION_GENERIC_FW_NCSI	"fw.ncsi"
+/* FW parameter set id */
+#define DEVLINK_INFO_VERSION_GENERIC_FW_PSID	"fw.psid"
 
 struct devlink_region;
 struct devlink_info_req;