Add support for reading board serial_number to devlink info
subcommand. Example:
$ devlink dev info pci/0000:af:00.0 -jp
{
"info": {
"pci/0000:af:00.0": {
"driver": "bnxt_en",
"serial_number": "00-10-18-FF-FE-AD-1A-00",
"board.serial_number": "433551F+172300000",
"versions": {
"fixed": {
"board.id": "7339763 Rev 0.",
"asic.id": "16D7",
"asic.rev": "1"
},
"running": {
"fw": "216.1.216.0",
"fw.psid": "0.0.0",
"fw.mgmt": "216.1.192.0",
"fw.mgmt.api": "1.10.1",
"fw.ncsi": "0.0.0.0",
"fw.roce": "216.1.16.0"
}
}
}
}
}
Signed-off-by: Vasundhara Volam <[email protected]>
---
v2: Rebase. Resending the patch as I see this patch didn't make it to
mailing list.
v3: Rebase the patch and remove the line from commit message
"This patch has dependency on updated include/uapi/linux/devlink.h file."
as the headers are updated.
---
devlink/devlink.c | 12 ++++++++++++
1 file changed, 12 insertions(+)
diff --git a/devlink/devlink.c b/devlink/devlink.c
index 7dbe9c7e..f4230dac 100644
--- a/devlink/devlink.c
+++ b/devlink/devlink.c
@@ -648,6 +648,7 @@ static const enum mnl_attr_data_type
devlink_policy[DEVLINK_ATTR_MAX + 1] = {
[DEVLINK_ATTR_REGION_CHUNK_LEN] = MNL_TYPE_U64,
[DEVLINK_ATTR_INFO_DRIVER_NAME] = MNL_TYPE_STRING,
[DEVLINK_ATTR_INFO_SERIAL_NUMBER] = MNL_TYPE_STRING,
+ [DEVLINK_ATTR_INFO_BOARD_SERIAL_NUMBER] = MNL_TYPE_STRING,
[DEVLINK_ATTR_INFO_VERSION_FIXED] = MNL_TYPE_NESTED,
[DEVLINK_ATTR_INFO_VERSION_RUNNING] = MNL_TYPE_NESTED,
[DEVLINK_ATTR_INFO_VERSION_STORED] = MNL_TYPE_NESTED,
@@ -2979,6 +2980,16 @@ static void pr_out_info(struct dl *dl, const struct
nlmsghdr *nlh,
print_string(PRINT_ANY, "serial_number", "serial_number %s",
mnl_attr_get_str(nla_sn));
}
+
+ if (tb[DEVLINK_ATTR_INFO_BOARD_SERIAL_NUMBER]) {
+ struct nlattr *nla_bsn =
tb[DEVLINK_ATTR_INFO_BOARD_SERIAL_NUMBER];
+
+ if (!dl->json_output)
+ __pr_out_newline();
+ check_indent_newline(dl);
+ print_string(PRINT_ANY, "board.serial_number",
"board.serial_number %s",
+ mnl_attr_get_str(nla_bsn));
+ }
__pr_out_indent_dec();
if (has_versions) {
@@ -3014,6 +3025,7 @@ static int cmd_versions_show_cb(const struct nlmsghdr
*nlh, void *data)
tb[DEVLINK_ATTR_INFO_VERSION_STORED];
has_info = tb[DEVLINK_ATTR_INFO_DRIVER_NAME] ||
tb[DEVLINK_ATTR_INFO_SERIAL_NUMBER] ||
+ tb[DEVLINK_ATTR_INFO_BOARD_SERIAL_NUMBER] ||
has_versions;
if (has_info)
--
2.18.2
