From: Vasundhara Volam <vasundhara-v.volam@broadcom.com>
Date: Sat, 20 Jun 2020 22:01:57 +0530
Subject: bnxt_en: Add board.serial_number field to info_get cb
Patch-mainline: v5.9-rc1
Git-commit: 9bf88b9fc8a4a8dd38992a7a065e459c645c9545
References: jsc#SLE-15075

Add board.serial_number field info to info_get cb via devlink,
if driver can fetch the information from the device.

Cc: Jiri Pirko <jiri@mellanox.com>
Cc: Jakub Kicinski <kuba@kernel.org>
Signed-off-by: Vasundhara Volam <vasundhara-v.volam@broadcom.com>
Reviewed-by: Michael Chan <michael.chan@broadcom.com>
Reviewed-by: Jiri Pirko <jiri@mellanox.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Acked-by: Thomas Bogendoerfer <tbogendoerfer@suse.de>
---
 drivers/net/ethernet/broadcom/bnxt/bnxt_devlink.c |    6 ++++++
 1 file changed, 6 insertions(+)

--- a/drivers/net/ethernet/broadcom/bnxt/bnxt_devlink.c
+++ b/drivers/net/ethernet/broadcom/bnxt/bnxt_devlink.c
@@ -411,6 +411,12 @@ static int bnxt_dl_info_get(struct devli
 			return rc;
 	}
 
+	if (strlen(bp->board_serialno)) {
+		rc = devlink_info_board_serial_number_put(req, bp->board_serialno);
+		if (rc)
+			return rc;
+	}
+
 	sprintf(buf, "%X", bp->chip_num);
 	rc = devlink_info_version_fixed_put(req,
 			DEVLINK_INFO_VERSION_GENERIC_ASIC_ID, buf);