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path: root/drivers/net/dsa/lantiq_gswip.c
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Diffstat (limited to 'drivers/net/dsa/lantiq_gswip.c')
-rw-r--r--drivers/net/dsa/lantiq_gswip.c61
1 files changed, 23 insertions, 38 deletions
diff --git a/drivers/net/dsa/lantiq_gswip.c b/drivers/net/dsa/lantiq_gswip.c
index 662e68a0e7e6..72cadd16056f 100644
--- a/drivers/net/dsa/lantiq_gswip.c
+++ b/drivers/net/dsa/lantiq_gswip.c
@@ -1146,43 +1146,38 @@ static int gswip_port_vlan_prepare(struct dsa_switch *ds, int port,
struct gswip_priv *priv = ds->priv;
struct net_device *bridge = dsa_to_port(ds, port)->bridge_dev;
unsigned int max_ports = priv->hw_info->max_ports;
- u16 vid;
- int i;
int pos = max_ports;
+ int i, idx = -1;
/* We only support VLAN filtering on bridges */
if (!dsa_is_cpu_port(ds, port) && !bridge)
return -EOPNOTSUPP;
- for (vid = vlan->vid_begin; vid <= vlan->vid_end; ++vid) {
- int idx = -1;
+ /* Check if there is already a page for this VLAN */
+ for (i = max_ports; i < ARRAY_SIZE(priv->vlans); i++) {
+ if (priv->vlans[i].bridge == bridge &&
+ priv->vlans[i].vid == vlan->vid) {
+ idx = i;
+ break;
+ }
+ }
- /* Check if there is already a page for this VLAN */
- for (i = max_ports; i < ARRAY_SIZE(priv->vlans); i++) {
- if (priv->vlans[i].bridge == bridge &&
- priv->vlans[i].vid == vid) {
- idx = i;
+ /* If this VLAN is not programmed yet, we have to reserve
+ * one entry in the VLAN table. Make sure we start at the
+ * next position round.
+ */
+ if (idx == -1) {
+ /* Look for a free slot */
+ for (; pos < ARRAY_SIZE(priv->vlans); pos++) {
+ if (!priv->vlans[pos].bridge) {
+ idx = pos;
+ pos++;
break;
}
}
- /* If this VLAN is not programmed yet, we have to reserve
- * one entry in the VLAN table. Make sure we start at the
- * next position round.
- */
- if (idx == -1) {
- /* Look for a free slot */
- for (; pos < ARRAY_SIZE(priv->vlans); pos++) {
- if (!priv->vlans[pos].bridge) {
- idx = pos;
- pos++;
- break;
- }
- }
-
- if (idx == -1)
- return -ENOSPC;
- }
+ if (idx == -1)
+ return -ENOSPC;
}
return 0;
@@ -1195,7 +1190,6 @@ static void gswip_port_vlan_add(struct dsa_switch *ds, int port,
struct net_device *bridge = dsa_to_port(ds, port)->bridge_dev;
bool untagged = vlan->flags & BRIDGE_VLAN_INFO_UNTAGGED;
bool pvid = vlan->flags & BRIDGE_VLAN_INFO_PVID;
- u16 vid;
/* We have to receive all packets on the CPU port and should not
* do any VLAN filtering here. This is also called with bridge
@@ -1205,8 +1199,7 @@ static void gswip_port_vlan_add(struct dsa_switch *ds, int port,
if (dsa_is_cpu_port(ds, port))
return;
- for (vid = vlan->vid_begin; vid <= vlan->vid_end; ++vid)
- gswip_vlan_add_aware(priv, bridge, port, vid, untagged, pvid);
+ gswip_vlan_add_aware(priv, bridge, port, vlan->vid, untagged, pvid);
}
static int gswip_port_vlan_del(struct dsa_switch *ds, int port,
@@ -1215,8 +1208,6 @@ static int gswip_port_vlan_del(struct dsa_switch *ds, int port,
struct gswip_priv *priv = ds->priv;
struct net_device *bridge = dsa_to_port(ds, port)->bridge_dev;
bool pvid = vlan->flags & BRIDGE_VLAN_INFO_PVID;
- u16 vid;
- int err;
/* We have to receive all packets on the CPU port and should not
* do any VLAN filtering here. This is also called with bridge
@@ -1226,13 +1217,7 @@ static int gswip_port_vlan_del(struct dsa_switch *ds, int port,
if (dsa_is_cpu_port(ds, port))
return 0;
- for (vid = vlan->vid_begin; vid <= vlan->vid_end; ++vid) {
- err = gswip_vlan_remove(priv, bridge, port, vid, pvid, true);
- if (err)
- return err;
- }
-
- return 0;
+ return gswip_vlan_remove(priv, bridge, port, vlan->vid, pvid, true);
}
static void gswip_port_fast_age(struct dsa_switch *ds, int port)