[PATCH v4 net-next 5/6] bnxt_en: Add partno to devlink info_get cb

[Vasundhara Volam <vasundhara-v.volam@broadcom.com>]

Add part number info from the vital product data to info_get command
via devlink tool. Update bnxt.rst documentation as well.

Cc: Jakub Kicinski <kuba@kernel.org>
Signed-off-by: Vasundhara Volam <vasundhara-v.volam@broadcom.com>
Signed-off-by: Michael Chan <michael.chan@broadcom.com>
---
v1->v2: Remove serial number information.
---
v3->v4: Remove example display.
---
 Documentation/networking/devlink/bnxt.rst         | 3 +++
 drivers/net/ethernet/broadcom/bnxt/bnxt_devlink.c | 8 ++++++++
 2 files changed, 11 insertions(+)

diff --git a/Documentation/networking/devlink/bnxt.rst b/Documentation/networking/devlink/bnxt.rst
index 7ab34c9..9818118 100644
--- a/Documentation/networking/devlink/bnxt.rst
+++ b/Documentation/networking/devlink/bnxt.rst
@@ -51,6 +51,9 @@ The ``bnxt_en`` driver reports the following versions
    * - Name
      - Type
      - Description
+   * - ``board.id``
+     - fixed
+     - Part number identifying the board design
    * - ``asic.id``
      - fixed
      - ASIC design identifier
diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt_devlink.c b/drivers/net/ethernet/broadcom/bnxt/bnxt_devlink.c
index 39c2ac4..0c8283b 100644
--- a/drivers/net/ethernet/broadcom/bnxt/bnxt_devlink.c
+++ b/drivers/net/ethernet/broadcom/bnxt/bnxt_devlink.c
@@ -403,6 +403,14 @@ static int bnxt_dl_info_get(struct devlink *dl, struct devlink_info_req *req,
 	if (rc)
 		return rc;
 
+	if (strlen(bp->board_partno)) {
+		rc = devlink_info_version_fixed_put(req,
+			DEVLINK_INFO_VERSION_GENERIC_BOARD_ID,
+			bp->board_partno);
+		if (rc)
+			return rc;
+	}
+
 	sprintf(buf, "%X", bp->chip_num);
 	rc = devlink_info_version_fixed_put(req,
 			DEVLINK_INFO_VERSION_GENERIC_ASIC_ID, buf);
-- 
1.8.3.1