devlink: promote "fw.bundle_id" to a generic info version

The nfp driver uses ``fw.bundle_id`` to represent a unique identifier of the
entire firmware bundle.

A future change is going to introduce a similar notion in the ice
driver, so promote ``fw.bundle_id`` into a generic version now.

Signed-off-by: Jacob Keller <jacob.e.keller@intel.com>
Reviewed-by: Jakub Kicinski <kuba@kernel.org>
Tested-by: Andrew Bowers <andrewx.bowers@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>

Documentation/networking/devlink/devlink-info.rst

@@ -98,3 +98,8 @@ fw.roce
 
 RoCE firmware version which is responsible for handling roce
 management.
+
+fw.bundle_id
+------------
+
+Unique identifier of the entire firmware bundle.

drivers/net/ethernet/netronome/nfp/nfp_devlink.c

@@ -211,7 +211,7 @@ static const struct nfp_devlink_versions {
 	enum nfp_nsp_versions id;
 	const char *key;
 } nfp_devlink_versions_nsp[] = {
-	{ NFP_VERSIONS_BUNDLE,	"fw.bundle_id", },
+	{ NFP_VERSIONS_BUNDLE,	DEVLINK_INFO_VERSION_GENERIC_FW_BUNDLE_ID, },
 	{ NFP_VERSIONS_BSP,	DEVLINK_INFO_VERSION_GENERIC_FW_MGMT, },
 	{ NFP_VERSIONS_CPLD,	"fw.cpld", },
 	{ NFP_VERSIONS_APP,	DEVLINK_INFO_VERSION_GENERIC_FW_APP, },

include/net/devlink.h

@@ -490,6 +490,8 @@ enum devlink_param_generic_id {
 #define DEVLINK_INFO_VERSION_GENERIC_FW_PSID	"fw.psid"
 /* RoCE FW version */
 #define DEVLINK_INFO_VERSION_GENERIC_FW_ROCE	"fw.roce"
+/* Firmware bundle identifier */
+#define DEVLINK_INFO_VERSION_GENERIC_FW_BUNDLE_ID	"fw.bundle_id"
 
 struct devlink_region;
 struct devlink_info_req;