EXPORT_SYMBOL(ocelot_port_vlan_filtering);
int ocelot_vlan_prepare(struct ocelot *ocelot, int port, u16 vid, bool pvid,
- bool untagged)
+ bool untagged, struct netlink_ext_ack *extack)
{
struct ocelot_port *ocelot_port = ocelot->ports[port];
/* Deny changing the native VLAN, but always permit deleting it */
if (untagged && ocelot_port->native_vlan.vid != vid &&
ocelot_port->native_vlan.valid) {
- dev_err(ocelot->dev,
- "Port already has a native VLAN: %d\n",
- ocelot_port->native_vlan.vid);
+ NL_SET_ERR_MSG_MOD(extack,
+ "Port already has a native VLAN");
return -EBUSY;
}
return ocelot_read_rix(ocelot, QSYS_SW_STATUS, port);
}
-int ocelot_port_flush(struct ocelot *ocelot, int port)
+static int ocelot_port_flush(struct ocelot *ocelot, int port)
{
unsigned int pause_ena;
int err, val;
return err;
}
-EXPORT_SYMBOL(ocelot_port_flush);
-void ocelot_adjust_link(struct ocelot *ocelot, int port,
- struct phy_device *phydev)
+void ocelot_phylink_mac_link_down(struct ocelot *ocelot, int port,
+ unsigned int link_an_mode,
+ phy_interface_t interface,
+ unsigned long quirks)
+{
+ struct ocelot_port *ocelot_port = ocelot->ports[port];
+ int err;
+
+ ocelot_port_rmwl(ocelot_port, 0, DEV_MAC_ENA_CFG_RX_ENA,
+ DEV_MAC_ENA_CFG);
+
+ ocelot_fields_write(ocelot, port, QSYS_SWITCH_PORT_MODE_PORT_ENA, 0);
+
+ err = ocelot_port_flush(ocelot, port);
+ if (err)
+ dev_err(ocelot->dev, "failed to flush port %d: %d\n",
+ port, err);
+
+ /* Put the port in reset. */
+ if (interface != PHY_INTERFACE_MODE_QSGMII ||
+ !(quirks & OCELOT_QUIRK_QSGMII_PORTS_MUST_BE_UP))
+ ocelot_port_rmwl(ocelot_port,
+ DEV_CLOCK_CFG_MAC_TX_RST |
+ DEV_CLOCK_CFG_MAC_TX_RST,
+ DEV_CLOCK_CFG_MAC_TX_RST |
+ DEV_CLOCK_CFG_MAC_TX_RST,
+ DEV_CLOCK_CFG);
+}
+EXPORT_SYMBOL_GPL(ocelot_phylink_mac_link_down);
+
+void ocelot_phylink_mac_link_up(struct ocelot *ocelot, int port,
+ struct phy_device *phydev,
+ unsigned int link_an_mode,
+ phy_interface_t interface,
+ int speed, int duplex,
+ bool tx_pause, bool rx_pause,
+ unsigned long quirks)
{
struct ocelot_port *ocelot_port = ocelot->ports[port];
- int speed, mode = 0;
+ int mac_speed, mode = 0;
+ u32 mac_fc_cfg;
- switch (phydev->speed) {
+ /* The MAC might be integrated in systems where the MAC speed is fixed
+ * and it's the PCS who is performing the rate adaptation, so we have
+ * to write "1000Mbps" into the LINK_SPEED field of DEV_CLOCK_CFG
+ * (which is also its default value).
+ */
+ if ((quirks & OCELOT_QUIRK_PCS_PERFORMS_RATE_ADAPTATION) ||
+ speed == SPEED_1000) {
+ mac_speed = OCELOT_SPEED_1000;
+ mode = DEV_MAC_MODE_CFG_GIGA_MODE_ENA;
+ } else if (speed == SPEED_2500) {
+ mac_speed = OCELOT_SPEED_2500;
+ mode = DEV_MAC_MODE_CFG_GIGA_MODE_ENA;
+ } else if (speed == SPEED_100) {
+ mac_speed = OCELOT_SPEED_100;
+ } else {
+ mac_speed = OCELOT_SPEED_10;
+ }
+
+ if (duplex == DUPLEX_FULL)
+ mode |= DEV_MAC_MODE_CFG_FDX_ENA;
+
+ ocelot_port_writel(ocelot_port, mode, DEV_MAC_MODE_CFG);
+
+ /* Take port out of reset by clearing the MAC_TX_RST, MAC_RX_RST and
+ * PORT_RST bits in DEV_CLOCK_CFG.
+ */
+ ocelot_port_writel(ocelot_port, DEV_CLOCK_CFG_LINK_SPEED(mac_speed),
+ DEV_CLOCK_CFG);
+
+ switch (speed) {
case SPEED_10:
- speed = OCELOT_SPEED_10;
+ mac_fc_cfg = SYS_MAC_FC_CFG_FC_LINK_SPEED(OCELOT_SPEED_10);
break;
case SPEED_100:
- speed = OCELOT_SPEED_100;
+ mac_fc_cfg = SYS_MAC_FC_CFG_FC_LINK_SPEED(OCELOT_SPEED_100);
break;
case SPEED_1000:
- speed = OCELOT_SPEED_1000;
- mode = DEV_MAC_MODE_CFG_GIGA_MODE_ENA;
- break;
case SPEED_2500:
- speed = OCELOT_SPEED_2500;
- mode = DEV_MAC_MODE_CFG_GIGA_MODE_ENA;
+ mac_fc_cfg = SYS_MAC_FC_CFG_FC_LINK_SPEED(OCELOT_SPEED_1000);
break;
default:
- dev_err(ocelot->dev, "Unsupported PHY speed on port %d: %d\n",
- port, phydev->speed);
+ dev_err(ocelot->dev, "Unsupported speed on port %d: %d\n",
+ port, speed);
return;
}
- phy_print_status(phydev);
-
- if (!phydev->link)
- return;
-
- /* Only full duplex supported for now */
- ocelot_port_writel(ocelot_port, DEV_MAC_MODE_CFG_FDX_ENA |
- mode, DEV_MAC_MODE_CFG);
-
- /* Disable HDX fast control */
- ocelot_port_writel(ocelot_port, DEV_PORT_MISC_HDX_FAST_DIS,
- DEV_PORT_MISC);
+ /* Handle RX pause in all cases, with 2500base-X this is used for rate
+ * adaptation.
+ */
+ mac_fc_cfg |= SYS_MAC_FC_CFG_RX_FC_ENA;
- /* SGMII only for now */
- ocelot_port_writel(ocelot_port, PCS1G_MODE_CFG_SGMII_MODE_ENA,
- PCS1G_MODE_CFG);
- ocelot_port_writel(ocelot_port, PCS1G_SD_CFG_SD_SEL, PCS1G_SD_CFG);
+ if (tx_pause)
+ mac_fc_cfg |= SYS_MAC_FC_CFG_TX_FC_ENA |
+ SYS_MAC_FC_CFG_PAUSE_VAL_CFG(0xffff) |
+ SYS_MAC_FC_CFG_FC_LATENCY_CFG(0x7) |
+ SYS_MAC_FC_CFG_ZERO_PAUSE_ENA;
- /* Enable PCS */
- ocelot_port_writel(ocelot_port, PCS1G_CFG_PCS_ENA, PCS1G_CFG);
+ /* Flow control. Link speed is only used here to evaluate the time
+ * specification in incoming pause frames.
+ */
+ ocelot_write_rix(ocelot, mac_fc_cfg, SYS_MAC_FC_CFG, port);
- /* No aneg on SGMII */
- ocelot_port_writel(ocelot_port, 0, PCS1G_ANEG_CFG);
+ ocelot_write_rix(ocelot, 0, ANA_POL_FLOWC, port);
- /* No loopback */
- ocelot_port_writel(ocelot_port, 0, PCS1G_LB_CFG);
+ ocelot_fields_write(ocelot, port, SYS_PAUSE_CFG_PAUSE_ENA, tx_pause);
- /* Enable MAC module */
+ /* Undo the effects of ocelot_phylink_mac_link_down:
+ * enable MAC module
+ */
ocelot_port_writel(ocelot_port, DEV_MAC_ENA_CFG_RX_ENA |
DEV_MAC_ENA_CFG_TX_ENA, DEV_MAC_ENA_CFG);
/* Core: Enable port for frame transfer */
ocelot_fields_write(ocelot, port,
QSYS_SWITCH_PORT_MODE_PORT_ENA, 1);
-
- /* Flow control */
- ocelot_write_rix(ocelot, SYS_MAC_FC_CFG_PAUSE_VAL_CFG(0xffff) |
- SYS_MAC_FC_CFG_RX_FC_ENA | SYS_MAC_FC_CFG_TX_FC_ENA |
- SYS_MAC_FC_CFG_ZERO_PAUSE_ENA |
- SYS_MAC_FC_CFG_FC_LATENCY_CFG(0x7) |
- SYS_MAC_FC_CFG_FC_LINK_SPEED(speed),
- SYS_MAC_FC_CFG, port);
- ocelot_write_rix(ocelot, 0, ANA_POL_FLOWC, port);
-}
-EXPORT_SYMBOL(ocelot_adjust_link);
-
-void ocelot_port_enable(struct ocelot *ocelot, int port,
- struct phy_device *phy)
-{
- /* Enable receiving frames on the port, and activate auto-learning of
- * MAC addresses.
- */
- ocelot_write_gix(ocelot, ANA_PORT_PORT_CFG_LEARNAUTO |
- ANA_PORT_PORT_CFG_RECV_ENA |
- ANA_PORT_PORT_CFG_PORTID_VAL(port),
- ANA_PORT_PORT_CFG, port);
-}
-EXPORT_SYMBOL(ocelot_port_enable);
-
-void ocelot_port_disable(struct ocelot *ocelot, int port)
-{
- struct ocelot_port *ocelot_port = ocelot->ports[port];
-
- ocelot_port_writel(ocelot_port, 0, DEV_MAC_ENA_CFG);
- ocelot_fields_write(ocelot, port, QSYS_SWITCH_PORT_MODE_PORT_ENA, 0);
}
-EXPORT_SYMBOL(ocelot_port_disable);
+EXPORT_SYMBOL_GPL(ocelot_phylink_mac_link_up);
static void ocelot_port_add_txtstamp_skb(struct ocelot *ocelot, int port,
struct sk_buff *clone)
struct net_device *bond = ocelot_port->bond;
mask = ocelot_get_bridge_fwd_mask(ocelot, bridge);
+ mask |= cpu_fwd_mask;
mask &= ~BIT(port);
if (bond) {
mask &= ~ocelot_get_bond_mask(ocelot, bond,
/* Disable source address learning for standalone mode */
ocelot_port_set_learning(ocelot, port, false);
+ /* Set the port's initial logical port ID value, enable receiving
+ * frames on it, and configure the MAC address learning type to
+ * automatic.
+ */
+ ocelot_write_gix(ocelot, ANA_PORT_PORT_CFG_LEARNAUTO |
+ ANA_PORT_PORT_CFG_RECV_ENA |
+ ANA_PORT_PORT_CFG_PORTID_VAL(port),
+ ANA_PORT_PORT_CFG, port);
+
/* Enable vcap lookups */
ocelot_vcap_enable(ocelot, port);
}