@@ -35,6 +35,51 @@ static u16 mlx5_fw_ver_subminor(u32 version)
return version & 0xffff;
}
+static int mlx5_devlink_serial_numbers_put(struct mlx5_core_dev *dev,
+ struct devlink_info_req *req,
+ struct netlink_ext_ack *extack)
+{
+ struct pci_dev *pdev = dev->pdev;
+ unsigned int vpd_size, kw_len;
+ char *str, *end;
+ u8 *vpd_data;
+ int err = 0;
+ int start;
+
+ vpd_data = pci_vpd_alloc(pdev, &vpd_size);
+ if (IS_ERR(vpd_data))
+ return 0;
+
+ start = pci_vpd_find_ro_info_keyword(vpd_data, vpd_size,
+ PCI_VPD_RO_KEYWORD_SERIALNO, &kw_len);
+ if (start >= 0) {
+ str = kstrndup(vpd_data + start, kw_len, GFP_KERNEL);
+ if (!str) {
+ err = -ENOMEM;
+ goto end;
+ }
+ end = strchrnul(str, ' ');
+ *end = '\0';
+ err = devlink_info_board_serial_number_put(req, str);
+ kfree(str);
+ }
+
+ start = pci_vpd_find_ro_info_keyword(vpd_data, vpd_size, "V3", &kw_len);
+ if (start >= 0) {
+ str = kstrndup(vpd_data + start, kw_len, GFP_KERNEL);
+ if (!str) {
+ err = -ENOMEM;
+ goto end;
+ }
+ err = devlink_info_serial_number_put(req, str);
+ kfree(str);
+ }
+
+end:
+ kfree(vpd_data);
+ return err;
+}
+
#define DEVLINK_FW_STRING_LEN 32
static int
@@ -49,6 +94,10 @@ mlx5_devlink_info_get(struct devlink *devlink, struct devlink_info_req *req,
if (!mlx5_core_is_pf(dev))
return 0;
+ err = mlx5_devlink_serial_numbers_put(dev, req, extack);
+ if (err)
+ return err;
+
err = devlink_info_version_fixed_put(req, "fw.psid", dev->board_id);
if (err)
return err;