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Date:   Tue, 17 Mar 2020 20:44:38 +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>,
        Jiri Pirko <jiri@...lanox.com>,
        Michael Chan <michael.chan@...adcom.com>
Subject: [PATCH net-next 01/11] devlink: add macro for "drv.spec"

Add definition and documentation for the new generic info "drv.spec".
"drv.spec" specifies the version of the software interfaces between
driver and firmware.

Cc: Jiri Pirko <jiri@...lanox.com>
Signed-off-by: Vasundhara Volam <vasundhara-v.volam@...adcom.com>
Signed-off-by: Michael Chan <michael.chan@...adcom.com>
---
 Documentation/networking/devlink/devlink-info.rst | 6 ++++++
 include/net/devlink.h                             | 3 +++
 2 files changed, 9 insertions(+)

diff --git a/Documentation/networking/devlink/devlink-info.rst b/Documentation/networking/devlink/devlink-info.rst
index 70981dd..0765a48 100644
--- a/Documentation/networking/devlink/devlink-info.rst
+++ b/Documentation/networking/devlink/devlink-info.rst
@@ -59,6 +59,12 @@ board.manufacture
 
 An identifier of the company or the facility which produced the part.
 
+drv.spec
+--------
+
+Firmware interface specification version of the software interfaces between
+driver and firmware. This tag displays spec version implemented by driver.
+
 fw
 --
 
diff --git a/include/net/devlink.h b/include/net/devlink.h
index c9ca86b..9c4d889 100644
--- a/include/net/devlink.h
+++ b/include/net/devlink.h
@@ -476,6 +476,9 @@ enum devlink_param_generic_id {
 /* Revision of asic design */
 #define DEVLINK_INFO_VERSION_GENERIC_ASIC_REV	"asic.rev"
 
+/* FW interface specification version implemented by driver */
+#define DEVLINK_INFO_VERSION_GENERIC_DRV_SPEC	"drv.spec"
+
 /* Overall FW version */
 #define DEVLINK_INFO_VERSION_GENERIC_FW		"fw"
 /* Control processor FW version */
-- 
1.8.3.1

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