netdev - [PATCH v3 net-next 1/5] devlink: Add macro for "fw.api" to info

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Message-Id: <1585224155-11612-2-git-send-email-vasundhara-v.volam@broadcom.com>
Date:   Thu, 26 Mar 2020 17:32:34 +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>,
        Jacob Keller <jacob.e.keller@...el.com>,
        Michael Chan <michael.chan@...adcom.com>
Subject: [PATCH v3 net-next 1/5] devlink: Add macro for "fw.api" to info_get cb.

Add definition and documentation for the new generic info "fw.api".
"fw.api" specifies the version of the software interfaces between
driver and overall firmware.

Cc: Jakub Kicinski <kuba@...nel.org>
Cc: Jacob Keller <jacob.e.keller@...el.com>
Reviewed-by: Jiri Pirko <jiri@...lanox.com>
Signed-off-by: Vasundhara Volam <vasundhara-v.volam@...adcom.com>
Signed-off-by: Michael Chan <michael.chan@...adcom.com>
---
v1->v2: Rename macro to "fw.api" from "drv.spec".
---
 Documentation/networking/devlink/devlink-info.rst | 6 ++++++
 include/net/devlink.h                             | 2 ++
 2 files changed, 8 insertions(+)

diff --git a/Documentation/networking/devlink/devlink-info.rst b/Documentation/networking/devlink/devlink-info.rst
index e5e5e89..650e2c0e3 100644
--- a/Documentation/networking/devlink/devlink-info.rst
+++ b/Documentation/networking/devlink/devlink-info.rst
@@ -150,6 +150,12 @@ fw
 Overall firmware version, often representing the collection of
 fw.mgmt, fw.app, etc.
 
+fw.api
+------
+
+Overall firmware interface specification version of the software interfaces
+between driver and firmware.
+
 fw.mgmt
 -------
 
diff --git a/include/net/devlink.h b/include/net/devlink.h
index 37230e2..d51482f 100644
--- a/include/net/devlink.h
+++ b/include/net/devlink.h
@@ -478,6 +478,8 @@ enum devlink_param_generic_id {
 
 /* Overall FW version */
 #define DEVLINK_INFO_VERSION_GENERIC_FW		"fw"
+/* Overall FW interface specification version */
+#define DEVLINK_INFO_VERSION_GENERIC_FW_API	"fw.api"
 /* Control processor FW version */
 #define DEVLINK_INFO_VERSION_GENERIC_FW_MGMT	"fw.mgmt"
 /* Data path microcode controlling high-speed packet processing */
-- 
1.8.3.1