diff mbox series

[net-next,2/4] net: devlink: expose the info about version representing a component

Message ID 20220818130042.535762-3-jiri@resnulli.us (mailing list archive)
State Superseded
Delegated to: Netdev Maintainers
Headers show
Series net: devlink: sync flash and dev info commands | expand

Checks

Context Check Description
netdev/tree_selection success Clearly marked for net-next
netdev/fixes_present success Fixes tag not required for -next series
netdev/subject_prefix success Link
netdev/cover_letter success Series has a cover letter
netdev/patch_count success Link
netdev/header_inline success No static functions without inline keyword in header files
netdev/build_32bit fail Errors and warnings before: 53128 this patch: 53128
netdev/cc_maintainers success CCed 6 of 6 maintainers
netdev/build_clang fail Errors and warnings before: 29 this patch: 29
netdev/module_param success Was 0 now: 0
netdev/verify_signedoff success Signed-off-by tag matches author and committer
netdev/check_selftest success No net selftest shell script
netdev/verify_fixes success No Fixes tag
netdev/build_allmodconfig_warn fail Errors and warnings before: 60120 this patch: 60120
netdev/checkpatch success total: 0 errors, 0 warnings, 0 checks, 19 lines checked
netdev/kdoc success Errors and warnings before: 0 this patch: 0
netdev/source_inline success Was 0 now: 0

Commit Message

Jiri Pirko Aug. 18, 2022, 1 p.m. UTC 
From: Jiri Pirko <jiri@nvidia.com>

If certain version exposed by a driver is marked to be representing a
component, expose this info to the user.

Example:
$ devlink dev info
netdevsim/netdevsim10:
  driver netdevsim
  versions:
      running:
        fw.mgmt 10.20.30
      flash_components:
        fw.mgmt

Signed-off-by: Jiri Pirko <jiri@nvidia.com>
---
 include/uapi/linux/devlink.h | 2 ++
 net/core/devlink.c           | 5 +++++
 2 files changed, 7 insertions(+)
diff mbox series

Patch

diff --git a/include/uapi/linux/devlink.h b/include/uapi/linux/devlink.h
index 2f24b53a87a5..7f2874189188 100644
--- a/include/uapi/linux/devlink.h
+++ b/include/uapi/linux/devlink.h
@@ -607,6 +607,8 @@  enum devlink_attr {
 
 	DEVLINK_ATTR_SELFTESTS,			/* nested */
 
+	DEVLINK_ATTR_INFO_VERSION_IS_COMPONENT,	/* u8 0 or 1 */
+
 	/* add new attributes above here, update the policy in devlink.c */
 
 	__DEVLINK_ATTR_MAX,
diff --git a/net/core/devlink.c b/net/core/devlink.c
index 17b78123ad9d..23a5fd92ecaa 100644
--- a/net/core/devlink.c
+++ b/net/core/devlink.c
@@ -6670,6 +6670,11 @@  static int devlink_info_version_put(struct devlink_info_req *req, int attr,
 	if (err)
 		goto nla_put_failure;
 
+	err = nla_put_u8(req->msg, DEVLINK_ATTR_INFO_VERSION_IS_COMPONENT,
+			 version_type == DEVLINK_INFO_VERSION_TYPE_COMPONENT);
+	if (err)
+		goto nla_put_failure;
+
 	nla_nest_end(req->msg, nest);
 
 	return 0;