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-rw-r--r--drivers/net/dsa/mv88e6xxx/chip.c210
-rw-r--r--drivers/net/dsa/mv88e6xxx/global2.c77
-rw-r--r--drivers/net/dsa/mv88e6xxx/global2.h15
-rw-r--r--drivers/net/dsa/mv88e6xxx/mv88e6xxx.h37
-rw-r--r--include/net/dsa.h8
-rw-r--r--net/dsa/switch.c12
6 files changed, 287 insertions, 72 deletions
diff --git a/drivers/net/dsa/mv88e6xxx/chip.c b/drivers/net/dsa/mv88e6xxx/chip.c
index 3c946af1159d..44ba8cff5631 100644
--- a/drivers/net/dsa/mv88e6xxx/chip.c
+++ b/drivers/net/dsa/mv88e6xxx/chip.c
@@ -1123,27 +1123,42 @@ out:
return err;
}
-static int _mv88e6xxx_port_based_vlan_map(struct mv88e6xxx_chip *chip, int port)
+static u16 mv88e6xxx_port_vlan(struct mv88e6xxx_chip *chip, int dev, int port)
{
- struct dsa_switch *ds = chip->ds;
- struct net_device *bridge = ds->ports[port].bridge_dev;
- u16 output_ports = 0;
+ struct dsa_switch *ds = NULL;
+ struct net_device *br;
+ u16 pvlan;
int i;
- /* allow CPU port or DSA link(s) to send frames to every port */
- if (dsa_is_cpu_port(ds, port) || dsa_is_dsa_port(ds, port)) {
- output_ports = ~0;
- } else {
- for (i = 0; i < mv88e6xxx_num_ports(chip); ++i) {
- /* allow sending frames to every group member */
- if (bridge && ds->ports[i].bridge_dev == bridge)
- output_ports |= BIT(i);
+ if (dev < DSA_MAX_SWITCHES)
+ ds = chip->ds->dst->ds[dev];
- /* allow sending frames to CPU port and DSA link(s) */
- if (dsa_is_cpu_port(ds, i) || dsa_is_dsa_port(ds, i))
- output_ports |= BIT(i);
- }
- }
+ /* Prevent frames from unknown switch or port */
+ if (!ds || port >= ds->num_ports)
+ return 0;
+
+ /* Frames from DSA links and CPU ports can egress any local port */
+ if (dsa_is_cpu_port(ds, port) || dsa_is_dsa_port(ds, port))
+ return mv88e6xxx_port_mask(chip);
+
+ br = ds->ports[port].bridge_dev;
+ pvlan = 0;
+
+ /* Frames from user ports can egress any local DSA links and CPU ports,
+ * as well as any local member of their bridge group.
+ */
+ for (i = 0; i < mv88e6xxx_num_ports(chip); ++i)
+ if (dsa_is_cpu_port(chip->ds, i) ||
+ dsa_is_dsa_port(chip->ds, i) ||
+ (br && chip->ds->ports[i].bridge_dev == br))
+ pvlan |= BIT(i);
+
+ return pvlan;
+}
+
+static int mv88e6xxx_port_vlan_map(struct mv88e6xxx_chip *chip, int port)
+{
+ u16 output_ports = mv88e6xxx_port_vlan(chip, chip->ds->index, port);
/* prevent frames from going back out of the port they came in on */
output_ports &= ~BIT(port);
@@ -1198,6 +1213,46 @@ static int mv88e6xxx_atu_setup(struct mv88e6xxx_chip *chip)
return mv88e6xxx_g1_atu_set_age_time(chip, 300000);
}
+static int mv88e6xxx_pvt_map(struct mv88e6xxx_chip *chip, int dev, int port)
+{
+ u16 pvlan = 0;
+
+ if (!mv88e6xxx_has_pvt(chip))
+ return -EOPNOTSUPP;
+
+ /* Skip the local source device, which uses in-chip port VLAN */
+ if (dev != chip->ds->index)
+ pvlan = mv88e6xxx_port_vlan(chip, dev, port);
+
+ return mv88e6xxx_g2_pvt_write(chip, dev, port, pvlan);
+}
+
+static int mv88e6xxx_pvt_setup(struct mv88e6xxx_chip *chip)
+{
+ int dev, port;
+ int err;
+
+ if (!mv88e6xxx_has_pvt(chip))
+ return 0;
+
+ /* Clear 5 Bit Port for usage with Marvell Link Street devices:
+ * use 4 bits for the Src_Port/Src_Trunk and 5 bits for the Src_Dev.
+ */
+ err = mv88e6xxx_g2_misc_4_bit_port(chip);
+ if (err)
+ return err;
+
+ for (dev = 0; dev < MV88E6XXX_MAX_PVT_SWITCHES; ++dev) {
+ for (port = 0; port < MV88E6XXX_MAX_PVT_PORTS; ++port) {
+ err = mv88e6xxx_pvt_map(chip, dev, port);
+ if (err)
+ return err;
+ }
+ }
+
+ return 0;
+}
+
static void mv88e6xxx_port_fast_age(struct dsa_switch *ds, int port)
{
struct mv88e6xxx_chip *chip = ds->priv;
@@ -2085,23 +2140,52 @@ static int mv88e6xxx_port_fdb_dump(struct dsa_switch *ds, int port,
return err;
}
-static int mv88e6xxx_port_bridge_join(struct dsa_switch *ds, int port,
- struct net_device *br)
+static int mv88e6xxx_bridge_map(struct mv88e6xxx_chip *chip,
+ struct net_device *br)
{
- struct mv88e6xxx_chip *chip = ds->priv;
- int i, err = 0;
-
- mutex_lock(&chip->reg_lock);
+ struct dsa_switch *ds;
+ int port;
+ int dev;
+ int err;
- /* Remap each port's VLANTable */
- for (i = 0; i < mv88e6xxx_num_ports(chip); ++i) {
- if (ds->ports[i].bridge_dev == br) {
- err = _mv88e6xxx_port_based_vlan_map(chip, i);
+ /* Remap the Port VLAN of each local bridge group member */
+ for (port = 0; port < mv88e6xxx_num_ports(chip); ++port) {
+ if (chip->ds->ports[port].bridge_dev == br) {
+ err = mv88e6xxx_port_vlan_map(chip, port);
if (err)
- break;
+ return err;
+ }
+ }
+
+ if (!mv88e6xxx_has_pvt(chip))
+ return 0;
+
+ /* Remap the Port VLAN of each cross-chip bridge group member */
+ for (dev = 0; dev < DSA_MAX_SWITCHES; ++dev) {
+ ds = chip->ds->dst->ds[dev];
+ if (!ds)
+ break;
+
+ for (port = 0; port < ds->num_ports; ++port) {
+ if (ds->ports[port].bridge_dev == br) {
+ err = mv88e6xxx_pvt_map(chip, dev, port);
+ if (err)
+ return err;
+ }
}
}
+ return 0;
+}
+
+static int mv88e6xxx_port_bridge_join(struct dsa_switch *ds, int port,
+ struct net_device *br)
+{
+ struct mv88e6xxx_chip *chip = ds->priv;
+ int err;
+
+ mutex_lock(&chip->reg_lock);
+ err = mv88e6xxx_bridge_map(chip, br);
mutex_unlock(&chip->reg_lock);
return err;
@@ -2111,17 +2195,41 @@ static void mv88e6xxx_port_bridge_leave(struct dsa_switch *ds, int port,
struct net_device *br)
{
struct mv88e6xxx_chip *chip = ds->priv;
- int i;
mutex_lock(&chip->reg_lock);
+ if (mv88e6xxx_bridge_map(chip, br) ||
+ mv88e6xxx_port_vlan_map(chip, port))
+ dev_err(ds->dev, "failed to remap in-chip Port VLAN\n");
+ mutex_unlock(&chip->reg_lock);
+}
- /* Remap each port's VLANTable */
- for (i = 0; i < mv88e6xxx_num_ports(chip); ++i)
- if (i == port || ds->ports[i].bridge_dev == br)
- if (_mv88e6xxx_port_based_vlan_map(chip, i))
- netdev_warn(ds->ports[i].netdev,
- "failed to remap\n");
+static int mv88e6xxx_crosschip_bridge_join(struct dsa_switch *ds, int dev,
+ int port, struct net_device *br)
+{
+ struct mv88e6xxx_chip *chip = ds->priv;
+ int err;
+
+ if (!mv88e6xxx_has_pvt(chip))
+ return 0;
+
+ mutex_lock(&chip->reg_lock);
+ err = mv88e6xxx_pvt_map(chip, dev, port);
+ mutex_unlock(&chip->reg_lock);
+
+ return err;
+}
+
+static void mv88e6xxx_crosschip_bridge_leave(struct dsa_switch *ds, int dev,
+ int port, struct net_device *br)
+{
+ struct mv88e6xxx_chip *chip = ds->priv;
+ if (!mv88e6xxx_has_pvt(chip))
+ return;
+
+ mutex_lock(&chip->reg_lock);
+ if (mv88e6xxx_pvt_map(chip, dev, port))
+ dev_err(ds->dev, "failed to remap cross-chip Port VLAN\n");
mutex_unlock(&chip->reg_lock);
}
@@ -2435,7 +2543,7 @@ static int mv88e6xxx_setup_port(struct mv88e6xxx_chip *chip, int port)
if (err)
return err;
- err = _mv88e6xxx_port_based_vlan_map(chip, port);
+ err = mv88e6xxx_port_vlan_map(chip, port);
if (err)
return err;
@@ -2594,6 +2702,10 @@ static int mv88e6xxx_setup(struct dsa_switch *ds)
goto unlock;
}
+ err = mv88e6xxx_pvt_setup(chip);
+ if (err)
+ goto unlock;
+
err = mv88e6xxx_atu_setup(chip);
if (err)
goto unlock;
@@ -3578,6 +3690,7 @@ static const struct mv88e6xxx_info mv88e6xxx_table[] = {
.age_time_coeff = 15000,
.g1_irqs = 8,
.atu_move_port_mask = 0xf,
+ .pvt = true,
.tag_protocol = DSA_TAG_PROTO_DSA,
.flags = MV88E6XXX_FLAGS_FAMILY_6097,
.ops = &mv88e6085_ops,
@@ -3610,6 +3723,7 @@ static const struct mv88e6xxx_info mv88e6xxx_table[] = {
.age_time_coeff = 15000,
.g1_irqs = 8,
.atu_move_port_mask = 0xf,
+ .pvt = true,
.tag_protocol = DSA_TAG_PROTO_EDSA,
.flags = MV88E6XXX_FLAGS_FAMILY_6097,
.ops = &mv88e6097_ops,
@@ -3626,6 +3740,7 @@ static const struct mv88e6xxx_info mv88e6xxx_table[] = {
.age_time_coeff = 15000,
.g1_irqs = 9,
.atu_move_port_mask = 0xf,
+ .pvt = true,
.tag_protocol = DSA_TAG_PROTO_DSA,
.flags = MV88E6XXX_FLAGS_FAMILY_6165,
.ops = &mv88e6123_ops,
@@ -3657,6 +3772,7 @@ static const struct mv88e6xxx_info mv88e6xxx_table[] = {
.global1_addr = 0x1b,
.age_time_coeff = 3750,
.atu_move_port_mask = 0x1f,
+ .pvt = true,
.tag_protocol = DSA_TAG_PROTO_EDSA,
.flags = MV88E6XXX_FLAGS_FAMILY_6341,
.ops = &mv88e6141_ops,
@@ -3673,6 +3789,7 @@ static const struct mv88e6xxx_info mv88e6xxx_table[] = {
.age_time_coeff = 15000,
.g1_irqs = 9,
.atu_move_port_mask = 0xf,
+ .pvt = true,
.tag_protocol = DSA_TAG_PROTO_DSA,
.flags = MV88E6XXX_FLAGS_FAMILY_6165,
.ops = &mv88e6161_ops,
@@ -3689,6 +3806,7 @@ static const struct mv88e6xxx_info mv88e6xxx_table[] = {
.age_time_coeff = 15000,
.g1_irqs = 9,
.atu_move_port_mask = 0xf,
+ .pvt = true,
.tag_protocol = DSA_TAG_PROTO_DSA,
.flags = MV88E6XXX_FLAGS_FAMILY_6165,
.ops = &mv88e6165_ops,
@@ -3705,6 +3823,7 @@ static const struct mv88e6xxx_info mv88e6xxx_table[] = {
.age_time_coeff = 15000,
.g1_irqs = 9,
.atu_move_port_mask = 0xf,
+ .pvt = true,
.tag_protocol = DSA_TAG_PROTO_EDSA,
.flags = MV88E6XXX_FLAGS_FAMILY_6351,
.ops = &mv88e6171_ops,
@@ -3721,6 +3840,7 @@ static const struct mv88e6xxx_info mv88e6xxx_table[] = {
.age_time_coeff = 15000,
.g1_irqs = 9,
.atu_move_port_mask = 0xf,
+ .pvt = true,
.tag_protocol = DSA_TAG_PROTO_EDSA,
.flags = MV88E6XXX_FLAGS_FAMILY_6352,
.ops = &mv88e6172_ops,
@@ -3737,6 +3857,7 @@ static const struct mv88e6xxx_info mv88e6xxx_table[] = {
.age_time_coeff = 15000,
.g1_irqs = 9,
.atu_move_port_mask = 0xf,
+ .pvt = true,
.tag_protocol = DSA_TAG_PROTO_EDSA,
.flags = MV88E6XXX_FLAGS_FAMILY_6351,
.ops = &mv88e6175_ops,
@@ -3753,6 +3874,7 @@ static const struct mv88e6xxx_info mv88e6xxx_table[] = {
.age_time_coeff = 15000,
.g1_irqs = 9,
.atu_move_port_mask = 0xf,
+ .pvt = true,
.tag_protocol = DSA_TAG_PROTO_EDSA,
.flags = MV88E6XXX_FLAGS_FAMILY_6352,
.ops = &mv88e6176_ops,
@@ -3785,6 +3907,7 @@ static const struct mv88e6xxx_info mv88e6xxx_table[] = {
.tag_protocol = DSA_TAG_PROTO_DSA,
.age_time_coeff = 3750,
.g1_irqs = 9,
+ .pvt = true,
.atu_move_port_mask = 0x1f,
.flags = MV88E6XXX_FLAGS_FAMILY_6390,
.ops = &mv88e6190_ops,
@@ -3801,6 +3924,7 @@ static const struct mv88e6xxx_info mv88e6xxx_table[] = {
.age_time_coeff = 3750,
.g1_irqs = 9,
.atu_move_port_mask = 0x1f,
+ .pvt = true,
.tag_protocol = DSA_TAG_PROTO_DSA,
.flags = MV88E6XXX_FLAGS_FAMILY_6390,
.ops = &mv88e6190x_ops,
@@ -3817,6 +3941,7 @@ static const struct mv88e6xxx_info mv88e6xxx_table[] = {
.age_time_coeff = 3750,
.g1_irqs = 9,
.atu_move_port_mask = 0x1f,
+ .pvt = true,
.tag_protocol = DSA_TAG_PROTO_DSA,
.flags = MV88E6XXX_FLAGS_FAMILY_6390,
.ops = &mv88e6191_ops,
@@ -3833,6 +3958,7 @@ static const struct mv88e6xxx_info mv88e6xxx_table[] = {
.age_time_coeff = 15000,
.g1_irqs = 9,
.atu_move_port_mask = 0xf,
+ .pvt = true,
.tag_protocol = DSA_TAG_PROTO_EDSA,
.flags = MV88E6XXX_FLAGS_FAMILY_6352,
.ops = &mv88e6240_ops,
@@ -3849,6 +3975,7 @@ static const struct mv88e6xxx_info mv88e6xxx_table[] = {
.age_time_coeff = 3750,
.g1_irqs = 9,
.atu_move_port_mask = 0x1f,
+ .pvt = true,
.tag_protocol = DSA_TAG_PROTO_DSA,
.flags = MV88E6XXX_FLAGS_FAMILY_6390,
.ops = &mv88e6290_ops,
@@ -3865,6 +3992,7 @@ static const struct mv88e6xxx_info mv88e6xxx_table[] = {
.age_time_coeff = 15000,
.g1_irqs = 8,
.atu_move_port_mask = 0xf,
+ .pvt = true,
.tag_protocol = DSA_TAG_PROTO_EDSA,
.flags = MV88E6XXX_FLAGS_FAMILY_6320,
.ops = &mv88e6320_ops,
@@ -3896,6 +4024,7 @@ static const struct mv88e6xxx_info mv88e6xxx_table[] = {
.global1_addr = 0x1b,
.age_time_coeff = 3750,
.atu_move_port_mask = 0x1f,
+ .pvt = true,
.tag_protocol = DSA_TAG_PROTO_EDSA,
.flags = MV88E6XXX_FLAGS_FAMILY_6341,
.ops = &mv88e6341_ops,
@@ -3912,6 +4041,7 @@ static const struct mv88e6xxx_info mv88e6xxx_table[] = {
.age_time_coeff = 15000,
.g1_irqs = 9,
.atu_move_port_mask = 0xf,
+ .pvt = true,
.tag_protocol = DSA_TAG_PROTO_EDSA,
.flags = MV88E6XXX_FLAGS_FAMILY_6351,
.ops = &mv88e6350_ops,
@@ -3928,6 +4058,7 @@ static const struct mv88e6xxx_info mv88e6xxx_table[] = {
.age_time_coeff = 15000,
.g1_irqs = 9,
.atu_move_port_mask = 0xf,
+ .pvt = true,
.tag_protocol = DSA_TAG_PROTO_EDSA,
.flags = MV88E6XXX_FLAGS_FAMILY_6351,
.ops = &mv88e6351_ops,
@@ -3944,6 +4075,7 @@ static const struct mv88e6xxx_info mv88e6xxx_table[] = {
.age_time_coeff = 15000,
.g1_irqs = 9,
.atu_move_port_mask = 0xf,
+ .pvt = true,
.tag_protocol = DSA_TAG_PROTO_EDSA,
.flags = MV88E6XXX_FLAGS_FAMILY_6352,
.ops = &mv88e6352_ops,
@@ -3959,6 +4091,7 @@ static const struct mv88e6xxx_info mv88e6xxx_table[] = {
.age_time_coeff = 3750,
.g1_irqs = 9,
.atu_move_port_mask = 0x1f,
+ .pvt = true,
.tag_protocol = DSA_TAG_PROTO_DSA,
.flags = MV88E6XXX_FLAGS_FAMILY_6390,
.ops = &mv88e6390_ops,
@@ -3974,6 +4107,7 @@ static const struct mv88e6xxx_info mv88e6xxx_table[] = {
.age_time_coeff = 3750,
.g1_irqs = 9,
.atu_move_port_mask = 0x1f,
+ .pvt = true,
.tag_protocol = DSA_TAG_PROTO_DSA,
.flags = MV88E6XXX_FLAGS_FAMILY_6390,
.ops = &mv88e6390x_ops,
@@ -4209,6 +4343,8 @@ static const struct dsa_switch_ops mv88e6xxx_switch_ops = {
.port_mdb_add = mv88e6xxx_port_mdb_add,
.port_mdb_del = mv88e6xxx_port_mdb_del,
.port_mdb_dump = mv88e6xxx_port_mdb_dump,
+ .crosschip_bridge_join = mv88e6xxx_crosschip_bridge_join,
+ .crosschip_bridge_leave = mv88e6xxx_crosschip_bridge_leave,
};
static struct dsa_switch_driver mv88e6xxx_switch_drv = {
@@ -4220,7 +4356,7 @@ static int mv88e6xxx_register_switch(struct mv88e6xxx_chip *chip)
struct device *dev = chip->dev;
struct dsa_switch *ds;
- ds = dsa_switch_alloc(dev, DSA_MAX_PORTS);
+ ds = dsa_switch_alloc(dev, mv88e6xxx_num_ports(chip));
if (!ds)
return -ENOMEM;
diff --git a/drivers/net/dsa/mv88e6xxx/global2.c b/drivers/net/dsa/mv88e6xxx/global2.c
index 132559d46b95..7c6bc33a9516 100644
--- a/drivers/net/dsa/mv88e6xxx/global2.c
+++ b/drivers/net/dsa/mv88e6xxx/global2.c
@@ -172,6 +172,50 @@ static int mv88e6xxx_g2_clear_irl(struct mv88e6xxx_chip *chip)
return err;
}
+/* Offset 0x0B: Cross-chip Port VLAN (Addr) Register
+ * Offset 0x0C: Cross-chip Port VLAN Data Register
+ */
+
+static int mv88e6xxx_g2_pvt_op_wait(struct mv88e6xxx_chip *chip)
+{
+ return mv88e6xxx_g2_wait(chip, GLOBAL2_PVT_ADDR, GLOBAL2_PVT_ADDR_BUSY);
+}
+
+static int mv88e6xxx_g2_pvt_op(struct mv88e6xxx_chip *chip, int src_dev,
+ int src_port, u16 op)
+{
+ int err;
+
+ /* 9-bit Cross-chip PVT pointer: with GLOBAL2_MISC_5_BIT_PORT cleared,
+ * source device is 5-bit, source port is 4-bit.
+ */
+ op |= (src_dev & 0x1f) << 4;
+ op |= (src_port & 0xf);
+
+ err = mv88e6xxx_g2_write(chip, GLOBAL2_PVT_ADDR, op);
+ if (err)
+ return err;
+
+ return mv88e6xxx_g2_pvt_op_wait(chip);
+}
+
+int mv88e6xxx_g2_pvt_write(struct mv88e6xxx_chip *chip, int src_dev,
+ int src_port, u16 data)
+{
+ int err;
+
+ err = mv88e6xxx_g2_pvt_op_wait(chip);
+ if (err)
+ return err;
+
+ err = mv88e6xxx_g2_write(chip, GLOBAL2_PVT_DATA, data);
+ if (err)
+ return err;
+
+ return mv88e6xxx_g2_pvt_op(chip, src_dev, src_port,
+ GLOBAL2_PVT_ADDR_OP_WRITE_PVLAN);
+}
+
/* Offset 0x0D: Switch MAC/WoL/WoF register */
static int mv88e6xxx_g2_switch_mac_write(struct mv88e6xxx_chip *chip,
@@ -784,6 +828,31 @@ static int mv88e6xxx_g2_watchdog_setup(struct mv88e6xxx_chip *chip)
return err;
}
+/* Offset 0x1D: Misc Register */
+
+static int mv88e6xxx_g2_misc_5_bit_port(struct mv88e6xxx_chip *chip,
+ bool port_5_bit)
+{
+ u16 val;
+ int err;
+
+ err = mv88e6xxx_g2_read(chip, GLOBAL2_MISC, &val);
+ if (err)
+ return err;
+
+ if (port_5_bit)
+ val |= GLOBAL2_MISC_5_BIT_PORT;
+ else
+ val &= ~GLOBAL2_MISC_5_BIT_PORT;
+
+ return mv88e6xxx_g2_write(chip, GLOBAL2_MISC, val);
+}
+
+int mv88e6xxx_g2_misc_4_bit_port(struct mv88e6xxx_chip *chip)
+{
+ return mv88e6xxx_g2_misc_5_bit_port(chip, false);
+}
+
static void mv88e6xxx_g2_irq_mask(struct irq_data *d)
{
struct mv88e6xxx_chip *chip = irq_data_get_irq_chip_data(d);
@@ -966,14 +1035,6 @@ int mv88e6xxx_g2_setup(struct mv88e6xxx_chip *chip)
return err;
}
- if (mv88e6xxx_has(chip, MV88E6XXX_FLAGS_PVT)) {
- /* Initialize Cross-chip Port VLAN Table to reset defaults */
- err = mv88e6xxx_g2_write(chip, GLOBAL2_PVT_ADDR,
- GLOBAL2_PVT_ADDR_OP_INIT_ONES);
- if (err)
- return err;
- }
-
if (mv88e6xxx_has(chip, MV88E6XXX_FLAG_G2_POT)) {
/* Clear the priority override table. */
err = mv88e6xxx_g2_clear_pot(chip);
diff --git a/drivers/net/dsa/mv88e6xxx/global2.h b/drivers/net/dsa/mv88e6xxx/global2.h
index f8b6dd93213a..96046bb12ca1 100644
--- a/drivers/net/dsa/mv88e6xxx/global2.h
+++ b/drivers/net/dsa/mv88e6xxx/global2.h
@@ -42,6 +42,10 @@ int mv88e6xxx_g2_get_eeprom16(struct mv88e6xxx_chip *chip,
int mv88e6xxx_g2_set_eeprom16(struct mv88e6xxx_chip *chip,
struct ethtool_eeprom *eeprom, u8 *data);
+int mv88e6xxx_g2_pvt_write(struct mv88e6xxx_chip *chip, int src_dev,
+ int src_port, u16 data);
+int mv88e6xxx_g2_misc_4_bit_port(struct mv88e6xxx_chip *chip);
+
int mv88e6xxx_g2_setup(struct mv88e6xxx_chip *chip);
int mv88e6xxx_g2_irq_setup(struct mv88e6xxx_chip *chip);
void mv88e6xxx_g2_irq_free(struct mv88e6xxx_chip *chip);
@@ -110,6 +114,17 @@ static inline int mv88e6xxx_g2_set_eeprom16(struct mv88e6xxx_chip *chip,
return -EOPNOTSUPP;
}
+int mv88e6xxx_g2_pvt_write(struct mv88e6xxx_chip *chip, int src_dev,
+ int src_port, u16 data)
+{
+ return -EOPNOTSUPP;
+}
+
+int mv88e6xxx_g2_misc_4_bit_port(struct mv88e6xxx_chip *chip)
+{
+ return -EOPNOTSUPP;
+}
+
static inline int mv88e6xxx_g2_setup(struct mv88e6xxx_chip *chip)
{
return -EOPNOTSUPP;
diff --git a/drivers/net/dsa/mv88e6xxx/mv88e6xxx.h b/drivers/net/dsa/mv88e6xxx/mv88e6xxx.h
index 55367d05374e..c8f54986996b 100644
--- a/drivers/net/dsa/mv88e6xxx/mv88e6xxx.h
+++ b/drivers/net/dsa/mv88e6xxx/mv88e6xxx.h
@@ -439,9 +439,14 @@
#define GLOBAL2_WDOG_FORCE_IRQ BIT(0)
#define GLOBAL2_QOS_WEIGHT 0x1c
#define GLOBAL2_MISC 0x1d
+#define GLOBAL2_MISC_5_BIT_PORT BIT(14)
#define MV88E6XXX_N_FID 4096
+/* PVT limits for 4-bit port and 5-bit switch */
+#define MV88E6XXX_MAX_PVT_SWITCHES 32
+#define MV88E6XXX_MAX_PVT_PORTS 16
+
enum mv88e6xxx_frame_mode {
MV88E6XXX_FRAME_MODE_NORMAL,
MV88E6XXX_FRAME_MODE_DSA,
@@ -527,8 +532,6 @@ enum mv88e6xxx_cap {
MV88E6XXX_CAP_G2_MGMT_EN_0X, /* (0x03) MGMT Enable Register 0x */
MV88E6XXX_CAP_G2_IRL_CMD, /* (0x09) Ingress Rate Command */
MV88E6XXX_CAP_G2_IRL_DATA, /* (0x0a) Ingress Rate Data */
- MV88E6XXX_CAP_G2_PVT_ADDR, /* (0x0b) Cross Chip Port VLAN Addr */
- MV88E6XXX_CAP_G2_PVT_DATA, /* (0x0c) Cross Chip Port VLAN Data */
MV88E6XXX_CAP_G2_POT, /* (0x0f) Priority Override Table */
/* Per VLAN Spanning Tree Unit (STU).
@@ -561,8 +564,6 @@ enum mv88e6xxx_cap {
#define MV88E6XXX_FLAG_G2_MGMT_EN_0X BIT_ULL(MV88E6XXX_CAP_G2_MGMT_EN_0X)
#define MV88E6XXX_FLAG_G2_IRL_CMD BIT_ULL(MV88E6XXX_CAP_G2_IRL_CMD)
#define MV88E6XXX_FLAG_G2_IRL_DATA BIT_ULL(MV88E6XXX_CAP_G2_IRL_DATA)
-#define MV88E6XXX_FLAG_G2_PVT_ADDR BIT_ULL(MV88E6XXX_CAP_G2_PVT_ADDR)
-#define MV88E6XXX_FLAG_G2_PVT_DATA BIT_ULL(MV88E6XXX_CAP_G2_PVT_DATA)
#define MV88E6XXX_FLAG_G2_POT BIT_ULL(MV88E6XXX_CAP_G2_POT)
#define MV88E6XXX_FLAG_STU BIT_ULL(MV88E6XXX_CAP_STU)
@@ -578,11 +579,6 @@ enum mv88e6xxx_cap {
(MV88E6XXX_FLAG_SMI_CMD | \
MV88E6XXX_FLAG_SMI_DATA)
-/* Cross-chip Port VLAN Table */
-#define MV88E6XXX_FLAGS_PVT \
- (MV88E6XXX_FLAG_G2_PVT_ADDR | \
- MV88E6XXX_FLAG_G2_PVT_DATA)
-
/* Fiber/SERDES Registers at SMI address F, page 1 */
#define MV88E6XXX_FLAGS_SERDES \
(MV88E6XXX_FLAG_PHY_PAGE | \
@@ -604,8 +600,7 @@ enum mv88e6xxx_cap {
MV88E6XXX_FLAG_STU | \
MV88E6XXX_FLAG_VTU | \
MV88E6XXX_FLAGS_IRL | \
- MV88E6XXX_FLAGS_MULTI_CHIP | \
- MV88E6XXX_FLAGS_PVT)
+ MV88E6XXX_FLAGS_MULTI_CHIP)
#define MV88E6XXX_FLAGS_FAMILY_6165 \
(MV88E6XXX_FLAG_G1_VTU_FID | \
@@ -617,8 +612,7 @@ enum mv88e6xxx_cap {
MV88E6XXX_FLAG_STU | \
MV88E6XXX_FLAG_VTU | \
MV88E6XXX_FLAGS_IRL | \
- MV88E6XXX_FLAGS_MULTI_CHIP | \
- MV88E6XXX_FLAGS_PVT)
+ MV88E6XXX_FLAGS_MULTI_CHIP)
#define MV88E6XXX_FLAGS_FAMILY_6185 \
(MV88E6XXX_FLAG_GLOBAL2 | \
@@ -635,8 +629,7 @@ enum mv88e6xxx_cap {
MV88E6XXX_FLAG_G2_POT | \
MV88E6XXX_FLAG_VTU | \
MV88E6XXX_FLAGS_IRL | \
- MV88E6XXX_FLAGS_MULTI_CHIP | \
- MV88E6XXX_FLAGS_PVT)
+ MV88E6XXX_FLAGS_MULTI_CHIP)
#define MV88E6XXX_FLAGS_FAMILY_6341 \
(MV88E6XXX_FLAG_EEE | \
@@ -648,7 +641,6 @@ enum mv88e6xxx_cap {
MV88E6XXX_FLAG_VTU | \
MV88E6XXX_FLAGS_IRL | \
MV88E6XXX_FLAGS_MULTI_CHIP | \
- MV88E6XXX_FLAGS_PVT | \
MV88E6XXX_FLAGS_SERDES)
#define MV88E6XXX_FLAGS_FAMILY_6351 \
@@ -661,8 +653,7 @@ enum mv88e6xxx_cap {
MV88E6XXX_FLAG_STU | \
MV88E6XXX_FLAG_VTU | \
MV88E6XXX_FLAGS_IRL | \
- MV88E6XXX_FLAGS_MULTI_CHIP | \
- MV88E6XXX_FLAGS_PVT)
+ MV88E6XXX_FLAGS_MULTI_CHIP)
#define MV88E6XXX_FLAGS_FAMILY_6352 \
(MV88E6XXX_FLAG_EEE | \
@@ -676,7 +667,6 @@ enum mv88e6xxx_cap {
MV88E6XXX_FLAG_VTU | \
MV88E6XXX_FLAGS_IRL | \
MV88E6XXX_FLAGS_MULTI_CHIP | \
- MV88E6XXX_FLAGS_PVT | \
MV88E6XXX_FLAGS_SERDES)
#define MV88E6XXX_FLAGS_FAMILY_6390 \
@@ -686,8 +676,7 @@ enum mv88e6xxx_cap {
MV88E6XXX_FLAG_STU | \
MV88E6XXX_FLAG_VTU | \
MV88E6XXX_FLAGS_IRL | \
- MV88E6XXX_FLAGS_MULTI_CHIP | \
- MV88E6XXX_FLAGS_PVT)
+ MV88E6XXX_FLAGS_MULTI_CHIP)
struct mv88e6xxx_ops;
@@ -701,6 +690,7 @@ struct mv88e6xxx_info {
unsigned int global1_addr;
unsigned int age_time_coeff;
unsigned int g1_irqs;
+ bool pvt;
enum dsa_tag_protocol tag_protocol;
unsigned long long flags;
@@ -936,6 +926,11 @@ static inline bool mv88e6xxx_has(struct mv88e6xxx_chip *chip,
return (chip->info->flags & flags) == flags;
}
+static inline bool mv88e6xxx_has_pvt(struct mv88e6xxx_chip *chip)
+{
+ return chip->info->pvt;
+}
+
static inline unsigned int mv88e6xxx_num_databases(struct mv88e6xxx_chip *chip)
{
return chip->info->num_databases;
diff --git a/include/net/dsa.h b/include/net/dsa.h
index 951b5e49e899..ffe56cc338fe 100644
--- a/include/net/dsa.h
+++ b/include/net/dsa.h
@@ -456,6 +456,14 @@ struct dsa_switch_ops {
bool ingress);
void (*port_mirror_del)(struct dsa_switch *ds, int port,
struct dsa_mall_mirror_tc_entry *mirror);
+
+ /*
+ * Cross-chip operations
+ */
+ int (*crosschip_bridge_join)(struct dsa_switch *ds, int sw_index,
+ int port, struct net_device *br);
+ void (*crosschip_bridge_leave)(struct dsa_switch *ds, int sw_index,
+ int port, struct net_device *br);
};
struct dsa_switch_driver {
diff --git a/net/dsa/switch.c b/net/dsa/switch.c
index 7b6f38e5fef6..ca6e26e514f0 100644
--- a/net/dsa/switch.c
+++ b/net/dsa/switch.c
@@ -20,9 +20,9 @@ static int dsa_switch_bridge_join(struct dsa_switch *ds,
if (ds->index == info->sw_index && ds->ops->port_bridge_join)
return ds->ops->port_bridge_join(ds, info->port, info->br);
- if (ds->index != info->sw_index)
- dev_dbg(ds->dev, "crosschip DSA port %d.%d bridged to %s\n",
- info->sw_index, info->port, netdev_name(info->br));
+ if (ds->index != info->sw_index && ds->ops->crosschip_bridge_join)
+ return ds->ops->crosschip_bridge_join(ds, info->sw_index,
+ info->port, info->br);
return 0;
}
@@ -33,9 +33,9 @@ static int dsa_switch_bridge_leave(struct dsa_switch *ds,
if (ds->index == info->sw_index && ds->ops->port_bridge_leave)
ds->ops->port_bridge_leave(ds, info->port, info->br);
- if (ds->index != info->sw_index)
- dev_dbg(ds->dev, "crosschip DSA port %d.%d unbridged from %s\n",
- info->sw_index, info->port, netdev_name(info->br));
+ if (ds->index != info->sw_index && ds->ops->crosschip_bridge_leave)
+ ds->ops->crosschip_bridge_leave(ds, info->sw_index, info->port,
+ info->br);
return 0;
}
generated by cgit v1.2.3 (git 2.39.0) at 2025-02-22 20:19:50 +0300