net: dsa: include switchdev.h only once

DSA drivers and core use switchdev. Include switchdev.h only once, in
the dsa.h public header, so that inclusion in DSA drivers or forward
declarations of switchdev structures in not necessary anymore.
Signed-off-by: NVivien Didelot <vivien.didelot@savoirfairelinux.com>
Signed-off-by: NDavid S. Miller <davem@davemloft.net>

drivers/net/dsa/b53/b53_common.c

@@ -29,7 +29,6 @@
 #include <linux/etherdevice.h>
 #include <linux/if_bridge.h>
 #include <net/dsa.h>
-#include <net/switchdev.h>
 
 #include "b53_regs.h"
 #include "b53_priv.h"

drivers/net/dsa/bcm_sf2.c

@@ -28,7 +28,6 @@
 #include <linux/if_bridge.h>
 #include <linux/brcmphy.h>
 #include <linux/etherdevice.h>
-#include <net/switchdev.h>
 #include <linux/platform_data/b53.h>
 
 #include "bcm_sf2.h"

drivers/net/dsa/dsa_loop.c

@@ -17,7 +17,6 @@
 #include <linux/workqueue.h>
 #include <linux/module.h>
 #include <linux/if_bridge.h>
-#include <net/switchdev.h>
 #include <net/dsa.h>
 
 #include "dsa_loop.h"

drivers/net/dsa/mt7530.c

@@ -28,7 +28,6 @@
 #include <linux/reset.h>
 #include <linux/gpio/consumer.h>
 #include <net/dsa.h>
-#include <net/switchdev.h>
 
 #include "mt7530.h"
 

drivers/net/dsa/mv88e6xxx/chip.c

@@ -32,7 +32,6 @@
 #include <linux/gpio/consumer.h>
 #include <linux/phy.h>
 #include <net/dsa.h>
-#include <net/switchdev.h>
 
 #include "mv88e6xxx.h"
 #include "global1.h"

drivers/net/dsa/qca8k.c

@@ -18,7 +18,6 @@
 #include <linux/phy.h>
 #include <linux/netdevice.h>
 #include <net/dsa.h>
-#include <net/switchdev.h>
 #include <linux/of_net.h>
 #include <linux/of_platform.h>
 #include <linux/if_bridge.h>

include/net/dsa.h

@@ -20,6 +20,7 @@
 #include <linux/of.h>
 #include <linux/ethtool.h>
 #include <net/devlink.h>
+#include <net/switchdev.h>
 
 struct tc_action;
 struct phy_device;
@@ -284,12 +285,6 @@ static inline u8 dsa_upstream_port(struct dsa_switch *ds)
 		return ds->rtable[dst->cpu_dp->ds->index];
 }
 
-struct switchdev_trans;
-struct switchdev_obj;
-struct switchdev_obj_port_fdb;
-struct switchdev_obj_port_mdb;
-struct switchdev_obj_port_vlan;
-
 #define DSA_NOTIFIER_BRIDGE_JOIN		1
 #define DSA_NOTIFIER_BRIDGE_LEAVE		2
 

net/dsa/slave.c

@@ -18,7 +18,6 @@
 #include <linux/mdio.h>
 #include <linux/list.h>
 #include <net/rtnetlink.h>
-#include <net/switchdev.h>
 #include <net/pkt_cls.h>
 #include <net/tc_act/tc_mirred.h>
 #include <linux/if_bridge.h>