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path: root/drivers/net/dsa/microchip/ksz9477.c
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Diffstat (limited to 'drivers/net/dsa/microchip/ksz9477.c')
-rw-r--r--drivers/net/dsa/microchip/ksz9477.c66
1 files changed, 8 insertions, 58 deletions
diff --git a/drivers/net/dsa/microchip/ksz9477.c b/drivers/net/dsa/microchip/ksz9477.c
index 854e25f43fa7..353b5f981740 100644
--- a/drivers/net/dsa/microchip/ksz9477.c
+++ b/drivers/net/dsa/microchip/ksz9477.c
@@ -391,7 +391,6 @@ static void ksz9477_cfg_port_member(struct ksz_device *dev, int port,
u8 member)
{
ksz_pwrite32(dev, port, REG_PORT_VLAN_MEMBERSHIP__4, member);
- dev->ports[port].member = member;
}
static void ksz9477_port_stp_state_set(struct dsa_switch *ds, int port,
@@ -400,8 +399,6 @@ static void ksz9477_port_stp_state_set(struct dsa_switch *ds, int port,
struct ksz_device *dev = ds->priv;
struct ksz_port *p = &dev->ports[port];
u8 data;
- int member = -1;
- int forward = dev->member;
ksz_pread8(dev, port, P_STP_CTRL, &data);
data &= ~(PORT_TX_ENABLE | PORT_RX_ENABLE | PORT_LEARN_DISABLE);
@@ -409,40 +406,18 @@ static void ksz9477_port_stp_state_set(struct dsa_switch *ds, int port,
switch (state) {
case BR_STATE_DISABLED:
data |= PORT_LEARN_DISABLE;
- if (port != dev->cpu_port)
- member = 0;
break;
case BR_STATE_LISTENING:
data |= (PORT_RX_ENABLE | PORT_LEARN_DISABLE);
- if (port != dev->cpu_port &&
- p->stp_state == BR_STATE_DISABLED)
- member = dev->host_mask | p->vid_member;
break;
case BR_STATE_LEARNING:
data |= PORT_RX_ENABLE;
break;
case BR_STATE_FORWARDING:
data |= (PORT_TX_ENABLE | PORT_RX_ENABLE);
-
- /* This function is also used internally. */
- if (port == dev->cpu_port)
- break;
-
- member = dev->host_mask | p->vid_member;
- mutex_lock(&dev->dev_mutex);
-
- /* Port is a member of a bridge. */
- if (dev->br_member & (1 << port)) {
- dev->member |= (1 << port);
- member = dev->member;
- }
- mutex_unlock(&dev->dev_mutex);
break;
case BR_STATE_BLOCKING:
data |= PORT_LEARN_DISABLE;
- if (port != dev->cpu_port &&
- p->stp_state == BR_STATE_DISABLED)
- member = dev->host_mask | p->vid_member;
break;
default:
dev_err(ds->dev, "invalid STP state: %d\n", state);
@@ -451,23 +426,8 @@ static void ksz9477_port_stp_state_set(struct dsa_switch *ds, int port,
ksz_pwrite8(dev, port, P_STP_CTRL, data);
p->stp_state = state;
- mutex_lock(&dev->dev_mutex);
- /* Port membership may share register with STP state. */
- if (member >= 0 && member != p->member)
- ksz9477_cfg_port_member(dev, port, (u8)member);
-
- /* Check if forwarding needs to be updated. */
- if (state != BR_STATE_FORWARDING) {
- if (dev->br_member & (1 << port))
- dev->member &= ~(1 << port);
- }
- /* When topology has changed the function ksz_update_port_member
- * should be called to modify port forwarding behavior.
- */
- if (forward != dev->member)
- ksz_update_port_member(dev, port);
- mutex_unlock(&dev->dev_mutex);
+ ksz_update_port_member(dev, port);
}
static void ksz9477_flush_dyn_mac_table(struct ksz_device *dev, int port)
@@ -1168,10 +1128,10 @@ static void ksz9477_phy_errata_setup(struct ksz_device *dev, int port)
static void ksz9477_port_setup(struct ksz_device *dev, int port, bool cpu_port)
{
- u8 data8;
- u8 member;
- u16 data16;
struct ksz_port *p = &dev->ports[port];
+ struct dsa_switch *ds = dev->ds;
+ u8 data8, member;
+ u16 data16;
/* enable tag tail for host port */
if (cpu_port)
@@ -1250,12 +1210,12 @@ static void ksz9477_port_setup(struct ksz_device *dev, int port, bool cpu_port)
ksz_pwrite8(dev, port, REG_PORT_XMII_CTRL_1, data8);
p->phydev.duplex = 1;
}
- mutex_lock(&dev->dev_mutex);
+
if (cpu_port)
- member = dev->port_mask;
+ member = dsa_user_ports(ds);
else
- member = dev->host_mask | p->vid_member;
- mutex_unlock(&dev->dev_mutex);
+ member = BIT(dsa_upstream_port(ds, port));
+
ksz9477_cfg_port_member(dev, port, member);
/* clear pending interrupts */
@@ -1276,8 +1236,6 @@ static void ksz9477_config_cpu_port(struct dsa_switch *ds)
const char *prev_mode;
dev->cpu_port = i;
- dev->host_mask = (1 << dev->cpu_port);
- dev->port_mask |= dev->host_mask;
p = &dev->ports[i];
/* Read from XMII register to determine host port
@@ -1312,23 +1270,15 @@ static void ksz9477_config_cpu_port(struct dsa_switch *ds)
/* enable cpu port */
ksz9477_port_setup(dev, i, true);
- p->vid_member = dev->port_mask;
p->on = 1;
}
}
- dev->member = dev->host_mask;
-
for (i = 0; i < dev->port_cnt; i++) {
if (i == dev->cpu_port)
continue;
p = &dev->ports[i];
- /* Initialize to non-zero so that ksz_cfg_port_member() will
- * be called.
- */
- p->vid_member = (1 << i);
- p->member = dev->port_mask;
ksz9477_port_stp_state_set(ds, i, BR_STATE_DISABLED);
p->on = 1;
if (i < dev->phy_port_cnt)