[patch net-next 15/19] rocker: Add support for querying supported bridge flags

[Jiri Pirko]

From: Arkadi Sharshevsky <arka...@mellanox.com>

Add support for querying supported bridge flags.

Signed-off-by: Arkadi Sharshevsky <arka...@mellanox.com>
Signed-off-by: Jiri Pirko <j...@mellanox.com>
---
 drivers/net/ethernet/rocker/rocker.h       |  4 ++++
 drivers/net/ethernet/rocker/rocker_main.c  | 18 ++++++++++++++++++
 drivers/net/ethernet/rocker/rocker_ofdpa.c | 11 +++++++++++
 3 files changed, 33 insertions(+)

diff --git a/drivers/net/ethernet/rocker/rocker.h 
b/drivers/net/ethernet/rocker/rocker.h
index ee9675d..c25e331 100644
--- a/drivers/net/ethernet/rocker/rocker.h
+++ b/drivers/net/ethernet/rocker/rocker.h
@@ -112,6 +112,10 @@ struct rocker_world_ops {
                                          struct switchdev_trans *trans);
        int (*port_attr_bridge_flags_get)(const struct rocker_port *rocker_port,
                                          unsigned long *p_brport_flags);
+       int (*port_attr_bridge_flags_support_get)(const struct rocker_port *
+                                                 rocker_port,
+                                                 unsigned long *
+                                                 p_brport_flags);
        int (*port_attr_bridge_ageing_time_set)(struct rocker_port *rocker_port,
                                                u32 ageing_time,
                                                struct switchdev_trans *trans);
diff --git a/drivers/net/ethernet/rocker/rocker_main.c 
b/drivers/net/ethernet/rocker/rocker_main.c
index bab1361..a741e51 100644
--- a/drivers/net/ethernet/rocker/rocker_main.c
+++ b/drivers/net/ethernet/rocker/rocker_main.c
@@ -1585,6 +1585,20 @@ rocker_world_port_attr_bridge_flags_get(const struct 
rocker_port *rocker_port,
 }
 
 static int
+rocker_world_port_attr_bridge_flags_support_get(const struct rocker_port *
+                                               rocker_port,
+                                               unsigned long *
+                                               p_brport_flags_support)
+{
+       struct rocker_world_ops *wops = rocker_port->rocker->wops;
+
+       if (!wops->port_attr_bridge_flags_support_get)
+               return -EOPNOTSUPP;
+       return wops->port_attr_bridge_flags_support_get(rocker_port,
+                                                       p_brport_flags_support);
+}
+
+static int
 rocker_world_port_attr_bridge_ageing_time_set(struct rocker_port *rocker_port,
                                              u32 ageing_time,
                                              struct switchdev_trans *trans)
@@ -2053,6 +2067,10 @@ static int rocker_port_attr_get(struct net_device *dev,
                err = rocker_world_port_attr_bridge_flags_get(rocker_port,
                                                              
&attr->u.brport_flags);
                break;
+       case SWITCHDEV_ATTR_ID_PORT_BRIDGE_FLAGS_SUPPORT:
+               err = 
rocker_world_port_attr_bridge_flags_support_get(rocker_port,
+                                                                     
&attr->u.brport_flags_support);
+               break;
        default:
                return -EOPNOTSUPP;
        }
diff --git a/drivers/net/ethernet/rocker/rocker_ofdpa.c 
b/drivers/net/ethernet/rocker/rocker_ofdpa.c
index 0b5a58f..7528ee7 100644
--- a/drivers/net/ethernet/rocker/rocker_ofdpa.c
+++ b/drivers/net/ethernet/rocker/rocker_ofdpa.c
@@ -2643,6 +2643,16 @@ ofdpa_port_attr_bridge_flags_get(const struct 
rocker_port *rocker_port,
 }
 
 static int
+ofdpa_port_attr_bridge_flags_support_get(const struct rocker_port *
+                                        rocker_port,
+                                        unsigned long *
+                                        p_brport_flags_support)
+{
+       *p_brport_flags_support = BR_LEARNING;
+       return 0;
+}
+
+static int
 ofdpa_port_attr_bridge_ageing_time_set(struct rocker_port *rocker_port,
                                       u32 ageing_time,
                                       struct switchdev_trans *trans)
@@ -2989,6 +2999,7 @@ struct rocker_world_ops rocker_ofdpa_ops = {
        .port_attr_stp_state_set = ofdpa_port_attr_stp_state_set,
        .port_attr_bridge_flags_set = ofdpa_port_attr_bridge_flags_set,
        .port_attr_bridge_flags_get = ofdpa_port_attr_bridge_flags_get,
+       .port_attr_bridge_flags_support_get = 
ofdpa_port_attr_bridge_flags_support_get,
        .port_attr_bridge_ageing_time_set = 
ofdpa_port_attr_bridge_ageing_time_set,
        .port_obj_vlan_add = ofdpa_port_obj_vlan_add,
        .port_obj_vlan_del = ofdpa_port_obj_vlan_del,
-- 
2.9.3