netdev - [PATCH v3 net-next 5/5] bnxt_en: Add partno to devlink info

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Message-Id: <1585224205-11966-2-git-send-email-vasundhara-v.volam@broadcom.com>
Date:   Thu, 26 Mar 2020 17:33:25 +0530
From:   Vasundhara Volam <vasundhara-v.volam@...adcom.com>
To:     davem@...emloft.net
Cc:     netdev@...r.kernel.org,
        Vasundhara Volam <vasundhara-v.volam@...adcom.com>,
        Jakub Kicinski <kuba@...nel.org>,
        Michael Chan <michael.chan@...adcom.com>
Subject: [PATCH v3 net-next 5/5] bnxt_en: Add partno to devlink info_get cb

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

Example display:

$ devlink dev info pci/0000:3b:00.1
pci/0000:3b:00.1:
  driver bnxt_en
  serial_number B0-26-28-FF-FE-C8-85-20
  versions:
      fixed:
        board.id BCM957508-P2100G
        asic.id 1750
        asic.rev 1
      running:
        fw 216.0.286.0
        fw.api 1.10.1
        fw.psid 0.0.6
        fw.app 216.0.251.0

Cc: Jakub Kicinski <kuba@...nel.org>
Signed-off-by: Vasundhara Volam <vasundhara-v.volam@...adcom.com>
Signed-off-by: Michael Chan <michael.chan@...adcom.com>
---
v1->v2: Remove serial number information.
---
 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 71f5a5a..ee8d0f4 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 51abc6c..b0e37ae 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