Report serial number via the info devlink command.
Signed-off-by: Jakub Kicinski <jakub.kicin...@netronome.com>
---
.../net/ethernet/netronome/nfp/nfp_devlink.c | 22 +++++++++++++++++++
1 file changed, 22 insertions(+)
diff --git a/drivers/net/ethernet/netronome/nfp/nfp_devlink.c
b/drivers/net/ethernet/netronome/nfp/nfp_devlink.c
index 808647ec3573..4422da939937 100644
--- a/drivers/net/ethernet/netronome/nfp/nfp_devlink.c
+++ b/drivers/net/ethernet/netronome/nfp/nfp_devlink.c
@@ -4,6 +4,7 @@
#include <linux/rtnetlink.h>
#include <net/devlink.h>
+#include "nfpcore/nfp_cpp.h"
#include "nfpcore/nfp_nsp.h"
#include "nfp_app.h"
#include "nfp_main.h"
@@ -171,6 +172,26 @@ static int nfp_devlink_eswitch_mode_set(struct devlink
*devlink, u16 mode,
return ret;
}
+static int
+nfp_devlink_serial_get(struct devlink *devlink, u8 *buf, size_t buf_len,
+ size_t *len, struct netlink_ext_ack *extack)
+{
+ struct nfp_pf *pf = devlink_priv(devlink);
+ const u8 *serial;
+ int ret;
+
+ ret = nfp_cpp_serial(pf->cpp, &serial);
+ if (ret < 0)
+ return ret;
+
+ if (buf_len < ret)
+ return -EINVAL;
+ *len = ret;
+
+ memcpy(buf, serial, *len);
+ return 0;
+}
+
const struct devlink_ops nfp_devlink_ops = {
.port_split = nfp_devlink_port_split,
.port_unsplit = nfp_devlink_port_unsplit,
@@ -178,6 +199,7 @@ const struct devlink_ops nfp_devlink_ops = {
.sb_pool_set = nfp_devlink_sb_pool_set,
.eswitch_mode_get = nfp_devlink_eswitch_mode_get,
.eswitch_mode_set = nfp_devlink_eswitch_mode_set,
+ .serial_get = nfp_devlink_serial_get,
};
int nfp_devlink_port_register(struct nfp_app *app, struct nfp_port *port)
--
2.19.2
