return 0;
}
-int mv88e6xxx_port_setup_mac(struct mv88e6xxx_chip *chip, int port, int link,
- int speed, int duplex, int pause,
- phy_interface_t mode)
+static int mv88e6xxx_port_setup_mac(struct mv88e6xxx_chip *chip, int port,
+ int link, int speed, int duplex, int pause,
+ phy_interface_t mode)
{
struct phylink_link_state state;
int err;
return port < chip->info->num_internal_phys;
}
+static int mv88e6xxx_serdes_pcs_get_state(struct dsa_switch *ds, int port,
+ struct phylink_link_state *state)
+{
+ struct mv88e6xxx_chip *chip = ds->priv;
+ u8 lane;
+ int err;
+
+ mv88e6xxx_reg_lock(chip);
+ lane = mv88e6xxx_serdes_get_lane(chip, port);
+ if (lane && chip->info->ops->serdes_pcs_get_state)
+ err = chip->info->ops->serdes_pcs_get_state(chip, port, lane,
+ state);
+ else
+ err = -EOPNOTSUPP;
+ mv88e6xxx_reg_unlock(chip);
+
+ return err;
+}
+
+static int mv88e6xxx_serdes_pcs_config(struct mv88e6xxx_chip *chip, int port,
+ unsigned int mode,
+ phy_interface_t interface,
+ const unsigned long *advertise)
+{
+ const struct mv88e6xxx_ops *ops = chip->info->ops;
+ u8 lane;
+
+ if (ops->serdes_pcs_config) {
+ lane = mv88e6xxx_serdes_get_lane(chip, port);
+ if (lane)
+ return ops->serdes_pcs_config(chip, port, lane, mode,
+ interface, advertise);
+ }
+
+ return 0;
+}
+
+static void mv88e6xxx_serdes_pcs_an_restart(struct dsa_switch *ds, int port)
+{
+ struct mv88e6xxx_chip *chip = ds->priv;
+ const struct mv88e6xxx_ops *ops;
+ int err = 0;
+ u8 lane;
+
+ ops = chip->info->ops;
+
+ if (ops->serdes_pcs_an_restart) {
+ mv88e6xxx_reg_lock(chip);
+ lane = mv88e6xxx_serdes_get_lane(chip, port);
+ if (lane)
+ err = ops->serdes_pcs_an_restart(chip, port, lane);
+ mv88e6xxx_reg_unlock(chip);
+
+ if (err)
+ dev_err(ds->dev, "p%d: failed to restart AN\n", port);
+ }
+}
+
+static int mv88e6xxx_serdes_pcs_link_up(struct mv88e6xxx_chip *chip, int port,
+ unsigned int mode,
+ int speed, int duplex)
+{
+ const struct mv88e6xxx_ops *ops = chip->info->ops;
+ u8 lane;
+
+ if (!phylink_autoneg_inband(mode) && ops->serdes_pcs_link_up) {
+ lane = mv88e6xxx_serdes_get_lane(chip, port);
+ if (lane)
+ return ops->serdes_pcs_link_up(chip, port, lane,
+ speed, duplex);
+ }
+
+ return 0;
+}
+
static void mv88e6065_phylink_validate(struct mv88e6xxx_chip *chip, int port,
unsigned long *mask,
struct phylink_link_state *state)
phylink_helper_basex_speed(state);
}
-static int mv88e6xxx_link_state(struct dsa_switch *ds, int port,
- struct phylink_link_state *state)
-{
- struct mv88e6xxx_chip *chip = ds->priv;
- int err;
-
- mv88e6xxx_reg_lock(chip);
- if (chip->info->ops->port_link_state)
- err = chip->info->ops->port_link_state(chip, port, state);
- else
- err = -EOPNOTSUPP;
- mv88e6xxx_reg_unlock(chip);
-
- return err;
-}
-
static void mv88e6xxx_mac_config(struct dsa_switch *ds, int port,
unsigned int mode,
const struct phylink_link_state *state)
* gets in the way.
*/
err = mv88e6xxx_port_config_interface(chip, port, state->interface);
+ if (err && err != -EOPNOTSUPP)
+ goto err_unlock;
+
+ err = mv88e6xxx_serdes_pcs_config(chip, port, mode, state->interface,
+ state->advertising);
+ /* FIXME: we should restart negotiation if something changed - which
+ * is something we get if we convert to using phylinks PCS operations.
+ */
+ if (err > 0)
+ err = 0;
+
+err_unlock:
mv88e6xxx_reg_unlock(chip);
if (err && err != -EOPNOTSUPP)
/* FIXME: for an automedia port, should we force the link
* down here - what if the link comes up due to "other" media
* while we're bringing the port up, how is the exclusivity
- * handled in the Marvell hardware? E.g. port 4 on 88E6532
+ * handled in the Marvell hardware? E.g. port 2 on 88E6390
* shared between internal PHY and Serdes.
*/
+ err = mv88e6xxx_serdes_pcs_link_up(chip, port, mode, speed,
+ duplex);
+ if (err)
+ goto error;
+
if (ops->port_set_speed) {
err = ops->port_set_speed(chip, port, speed);
if (err && err != -EOPNOTSUPP)
.vtu_loadpurge = mv88e6352_g1_vtu_loadpurge,
.serdes_power = mv88e6390_serdes_power,
.serdes_get_lane = mv88e6341_serdes_get_lane,
+ /* Check status register pause & lpa register */
+ .serdes_pcs_get_state = mv88e6390_serdes_pcs_get_state,
+ .serdes_pcs_config = mv88e6390_serdes_pcs_config,
+ .serdes_pcs_an_restart = mv88e6390_serdes_pcs_an_restart,
+ .serdes_pcs_link_up = mv88e6390_serdes_pcs_link_up,
.serdes_irq_mapping = mv88e6390_serdes_irq_mapping,
.serdes_irq_enable = mv88e6390_serdes_irq_enable,
.serdes_irq_status = mv88e6390_serdes_irq_status,
.vtu_getnext = mv88e6352_g1_vtu_getnext,
.vtu_loadpurge = mv88e6352_g1_vtu_loadpurge,
.serdes_get_lane = mv88e6352_serdes_get_lane,
+ .serdes_pcs_get_state = mv88e6352_serdes_pcs_get_state,
+ .serdes_pcs_config = mv88e6352_serdes_pcs_config,
+ .serdes_pcs_an_restart = mv88e6352_serdes_pcs_an_restart,
+ .serdes_pcs_link_up = mv88e6352_serdes_pcs_link_up,
.serdes_power = mv88e6352_serdes_power,
.serdes_get_regs_len = mv88e6352_serdes_get_regs_len,
.serdes_get_regs = mv88e6352_serdes_get_regs,
.vtu_getnext = mv88e6352_g1_vtu_getnext,
.vtu_loadpurge = mv88e6352_g1_vtu_loadpurge,
.serdes_get_lane = mv88e6352_serdes_get_lane,
+ .serdes_pcs_get_state = mv88e6352_serdes_pcs_get_state,
+ .serdes_pcs_config = mv88e6352_serdes_pcs_config,
+ .serdes_pcs_an_restart = mv88e6352_serdes_pcs_an_restart,
+ .serdes_pcs_link_up = mv88e6352_serdes_pcs_link_up,
.serdes_power = mv88e6352_serdes_power,
.serdes_irq_mapping = mv88e6352_serdes_irq_mapping,
.serdes_irq_enable = mv88e6352_serdes_irq_enable,
.vtu_loadpurge = mv88e6390_g1_vtu_loadpurge,
.serdes_power = mv88e6390_serdes_power,
.serdes_get_lane = mv88e6390_serdes_get_lane,
+ /* Check status register pause & lpa register */
+ .serdes_pcs_get_state = mv88e6390_serdes_pcs_get_state,
+ .serdes_pcs_config = mv88e6390_serdes_pcs_config,
+ .serdes_pcs_an_restart = mv88e6390_serdes_pcs_an_restart,
+ .serdes_pcs_link_up = mv88e6390_serdes_pcs_link_up,
.serdes_irq_mapping = mv88e6390_serdes_irq_mapping,
.serdes_irq_enable = mv88e6390_serdes_irq_enable,
.serdes_irq_status = mv88e6390_serdes_irq_status,
.vtu_loadpurge = mv88e6390_g1_vtu_loadpurge,
.serdes_power = mv88e6390_serdes_power,
.serdes_get_lane = mv88e6390x_serdes_get_lane,
+ /* Check status register pause & lpa register */
+ .serdes_pcs_get_state = mv88e6390_serdes_pcs_get_state,
+ .serdes_pcs_config = mv88e6390_serdes_pcs_config,
+ .serdes_pcs_an_restart = mv88e6390_serdes_pcs_an_restart,
+ .serdes_pcs_link_up = mv88e6390_serdes_pcs_link_up,
.serdes_irq_mapping = mv88e6390_serdes_irq_mapping,
.serdes_irq_enable = mv88e6390_serdes_irq_enable,
.serdes_irq_status = mv88e6390_serdes_irq_status,
.vtu_loadpurge = mv88e6390_g1_vtu_loadpurge,
.serdes_power = mv88e6390_serdes_power,
.serdes_get_lane = mv88e6390_serdes_get_lane,
+ /* Check status register pause & lpa register */
+ .serdes_pcs_get_state = mv88e6390_serdes_pcs_get_state,
+ .serdes_pcs_config = mv88e6390_serdes_pcs_config,
+ .serdes_pcs_an_restart = mv88e6390_serdes_pcs_an_restart,
+ .serdes_pcs_link_up = mv88e6390_serdes_pcs_link_up,
.serdes_irq_mapping = mv88e6390_serdes_irq_mapping,
.serdes_irq_enable = mv88e6390_serdes_irq_enable,
.serdes_irq_status = mv88e6390_serdes_irq_status,
.vtu_getnext = mv88e6352_g1_vtu_getnext,
.vtu_loadpurge = mv88e6352_g1_vtu_loadpurge,
.serdes_get_lane = mv88e6352_serdes_get_lane,
+ .serdes_pcs_get_state = mv88e6352_serdes_pcs_get_state,
+ .serdes_pcs_config = mv88e6352_serdes_pcs_config,
+ .serdes_pcs_an_restart = mv88e6352_serdes_pcs_an_restart,
+ .serdes_pcs_link_up = mv88e6352_serdes_pcs_link_up,
.serdes_power = mv88e6352_serdes_power,
.serdes_irq_mapping = mv88e6352_serdes_irq_mapping,
.serdes_irq_enable = mv88e6352_serdes_irq_enable,
.vtu_loadpurge = mv88e6390_g1_vtu_loadpurge,
.serdes_power = mv88e6390_serdes_power,
.serdes_get_lane = mv88e6390_serdes_get_lane,
+ /* Check status register pause & lpa register */
+ .serdes_pcs_get_state = mv88e6390_serdes_pcs_get_state,
+ .serdes_pcs_config = mv88e6390_serdes_pcs_config,
+ .serdes_pcs_an_restart = mv88e6390_serdes_pcs_an_restart,
+ .serdes_pcs_link_up = mv88e6390_serdes_pcs_link_up,
.serdes_irq_mapping = mv88e6390_serdes_irq_mapping,
.serdes_irq_enable = mv88e6390_serdes_irq_enable,
.serdes_irq_status = mv88e6390_serdes_irq_status,
.vtu_loadpurge = mv88e6352_g1_vtu_loadpurge,
.serdes_power = mv88e6390_serdes_power,
.serdes_get_lane = mv88e6341_serdes_get_lane,
+ /* Check status register pause & lpa register */
+ .serdes_pcs_get_state = mv88e6390_serdes_pcs_get_state,
+ .serdes_pcs_config = mv88e6390_serdes_pcs_config,
+ .serdes_pcs_an_restart = mv88e6390_serdes_pcs_an_restart,
+ .serdes_pcs_link_up = mv88e6390_serdes_pcs_link_up,
.serdes_irq_mapping = mv88e6390_serdes_irq_mapping,
.serdes_irq_enable = mv88e6390_serdes_irq_enable,
.serdes_irq_status = mv88e6390_serdes_irq_status,
.vtu_getnext = mv88e6352_g1_vtu_getnext,
.vtu_loadpurge = mv88e6352_g1_vtu_loadpurge,
.serdes_get_lane = mv88e6352_serdes_get_lane,
+ .serdes_pcs_get_state = mv88e6352_serdes_pcs_get_state,
+ .serdes_pcs_config = mv88e6352_serdes_pcs_config,
+ .serdes_pcs_an_restart = mv88e6352_serdes_pcs_an_restart,
+ .serdes_pcs_link_up = mv88e6352_serdes_pcs_link_up,
.serdes_power = mv88e6352_serdes_power,
.serdes_irq_mapping = mv88e6352_serdes_irq_mapping,
.serdes_irq_enable = mv88e6352_serdes_irq_enable,
.vtu_loadpurge = mv88e6390_g1_vtu_loadpurge,
.serdes_power = mv88e6390_serdes_power,
.serdes_get_lane = mv88e6390_serdes_get_lane,
+ /* Check status register pause & lpa register */
+ .serdes_pcs_get_state = mv88e6390_serdes_pcs_get_state,
+ .serdes_pcs_config = mv88e6390_serdes_pcs_config,
+ .serdes_pcs_an_restart = mv88e6390_serdes_pcs_an_restart,
+ .serdes_pcs_link_up = mv88e6390_serdes_pcs_link_up,
.serdes_irq_mapping = mv88e6390_serdes_irq_mapping,
.serdes_irq_enable = mv88e6390_serdes_irq_enable,
.serdes_irq_status = mv88e6390_serdes_irq_status,
.vtu_loadpurge = mv88e6390_g1_vtu_loadpurge,
.serdes_power = mv88e6390_serdes_power,
.serdes_get_lane = mv88e6390x_serdes_get_lane,
+ .serdes_pcs_get_state = mv88e6390_serdes_pcs_get_state,
+ .serdes_pcs_config = mv88e6390_serdes_pcs_config,
+ .serdes_pcs_an_restart = mv88e6390_serdes_pcs_an_restart,
+ .serdes_pcs_link_up = mv88e6390_serdes_pcs_link_up,
.serdes_irq_mapping = mv88e6390_serdes_irq_mapping,
.serdes_irq_enable = mv88e6390_serdes_irq_enable,
.serdes_irq_status = mv88e6390_serdes_irq_status,
.setup = mv88e6xxx_setup,
.teardown = mv88e6xxx_teardown,
.phylink_validate = mv88e6xxx_validate,
- .phylink_mac_link_state = mv88e6xxx_link_state,
+ .phylink_mac_link_state = mv88e6xxx_serdes_pcs_get_state,
.phylink_mac_config = mv88e6xxx_mac_config,
+ .phylink_mac_an_restart = mv88e6xxx_serdes_pcs_an_restart,
.phylink_mac_link_down = mv88e6xxx_mac_link_down,
.phylink_mac_link_up = mv88e6xxx_mac_link_up,
.get_strings = mv88e6xxx_get_strings,
return mv88e6xxx_phy_write(chip, lane, reg_c45, val);
}
+static int mv88e6xxx_serdes_pcs_get_state(struct mv88e6xxx_chip *chip,
+ u16 status, u16 lpa,
+ struct phylink_link_state *state)
+{
+ if (status & MV88E6390_SGMII_PHY_STATUS_SPD_DPL_VALID) {
+ state->link = !!(status & MV88E6390_SGMII_PHY_STATUS_LINK);
+ state->duplex = status &
+ MV88E6390_SGMII_PHY_STATUS_DUPLEX_FULL ?
+ DUPLEX_FULL : DUPLEX_HALF;
+
+ if (status & MV88E6390_SGMII_PHY_STATUS_TX_PAUSE)
+ state->pause |= MLO_PAUSE_TX;
+ if (status & MV88E6390_SGMII_PHY_STATUS_RX_PAUSE)
+ state->pause |= MLO_PAUSE_RX;
+
+ switch (status & MV88E6390_SGMII_PHY_STATUS_SPEED_MASK) {
+ case MV88E6390_SGMII_PHY_STATUS_SPEED_1000:
+ if (state->interface == PHY_INTERFACE_MODE_2500BASEX)
+ state->speed = SPEED_2500;
+ else
+ state->speed = SPEED_1000;
+ break;
+ case MV88E6390_SGMII_PHY_STATUS_SPEED_100:
+ state->speed = SPEED_100;
+ break;
+ case MV88E6390_SGMII_PHY_STATUS_SPEED_10:
+ state->speed = SPEED_10;
+ break;
+ default:
+ dev_err(chip->dev, "invalid PHY speed\n");
+ return -EINVAL;
+ }
+ } else {
+ state->link = false;
+ }
+
+ if (state->interface == PHY_INTERFACE_MODE_2500BASEX)
+ mii_lpa_mod_linkmode_x(state->lp_advertising, lpa,
+ ETHTOOL_LINK_MODE_2500baseX_Full_BIT);
+ else if (state->interface == PHY_INTERFACE_MODE_1000BASEX)
+ mii_lpa_mod_linkmode_x(state->lp_advertising, lpa,
+ ETHTOOL_LINK_MODE_1000baseX_Full_BIT);
+
+ return 0;
+}
+
int mv88e6352_serdes_power(struct mv88e6xxx_chip *chip, int port, u8 lane,
bool up)
{
return err;
}
+int mv88e6352_serdes_pcs_config(struct mv88e6xxx_chip *chip, int port,
+ u8 lane, unsigned int mode,
+ phy_interface_t interface,
+ const unsigned long *advertise)
+{
+ u16 adv, bmcr, val;
+ bool changed;
+ int err;
+
+ switch (interface) {
+ case PHY_INTERFACE_MODE_SGMII:
+ adv = 0x0001;
+ break;
+
+ case PHY_INTERFACE_MODE_1000BASEX:
+ adv = linkmode_adv_to_mii_adv_x(advertise,
+ ETHTOOL_LINK_MODE_1000baseX_Full_BIT);
+ break;
+
+ default:
+ return 0;
+ }
+
+ err = mv88e6352_serdes_read(chip, MII_ADVERTISE, &val);
+ if (err)
+ return err;
+
+ changed = val != adv;
+ if (changed) {
+ err = mv88e6352_serdes_write(chip, MII_ADVERTISE, adv);
+ if (err)
+ return err;
+ }
+
+ err = mv88e6352_serdes_read(chip, MII_BMCR, &val);
+ if (err)
+ return err;
+
+ if (phylink_autoneg_inband(mode))
+ bmcr = val | BMCR_ANENABLE;
+ else
+ bmcr = val & ~BMCR_ANENABLE;
+
+ if (bmcr == val)
+ return changed;
+
+ return mv88e6352_serdes_write(chip, MII_BMCR, bmcr);
+}
+
+int mv88e6352_serdes_pcs_get_state(struct mv88e6xxx_chip *chip, int port,
+ u8 lane, struct phylink_link_state *state)
+{
+ u16 lpa, status;
+ int err;
+
+ err = mv88e6352_serdes_read(chip, 0x11, &status);
+ if (err) {
+ dev_err(chip->dev, "can't read Serdes PHY status: %d\n", err);
+ return err;
+ }
+
+ err = mv88e6352_serdes_read(chip, MII_LPA, &lpa);
+ if (err) {
+ dev_err(chip->dev, "can't read Serdes PHY LPA: %d\n", err);
+ return err;
+ }
+
+ return mv88e6xxx_serdes_pcs_get_state(chip, status, lpa, state);
+}
+
+int mv88e6352_serdes_pcs_an_restart(struct mv88e6xxx_chip *chip, int port,
+ u8 lane)
+{
+ u16 bmcr;
+ int err;
+
+ err = mv88e6352_serdes_read(chip, MII_BMCR, &bmcr);
+ if (err)
+ return err;
+
+ return mv88e6352_serdes_write(chip, MII_BMCR, bmcr | BMCR_ANRESTART);
+}
+
+int mv88e6352_serdes_pcs_link_up(struct mv88e6xxx_chip *chip, int port,
+ u8 lane, int speed, int duplex)
+{
+ u16 val, bmcr;
+ int err;
+
+ err = mv88e6352_serdes_read(chip, MII_BMCR, &val);
+ if (err)
+ return err;
+
+ bmcr = val & ~(BMCR_SPEED100 | BMCR_FULLDPLX | BMCR_SPEED1000);
+ switch (speed) {
+ case SPEED_1000:
+ bmcr |= BMCR_SPEED1000;
+ break;
+ case SPEED_100:
+ bmcr |= BMCR_SPEED100;
+ break;
+ case SPEED_10:
+ break;
+ }
+
+ if (duplex == DUPLEX_FULL)
+ bmcr |= BMCR_FULLDPLX;
+
+ if (bmcr == val)
+ return 0;
+
+ return mv88e6352_serdes_write(chip, MII_BMCR, bmcr);
+}
+
u8 mv88e6352_serdes_get_lane(struct mv88e6xxx_chip *chip, int port)
{
u8 cmode = chip->ports[port].cmode;
return err;
}
-static void mv88e6390_serdes_irq_link_sgmii(struct mv88e6xxx_chip *chip,
- int port, u8 lane)
+int mv88e6390_serdes_pcs_config(struct mv88e6xxx_chip *chip, int port,
+ u8 lane, unsigned int mode,
+ phy_interface_t interface,
+ const unsigned long *advertise)
{
- u8 cmode = chip->ports[port].cmode;
- struct dsa_switch *ds = chip->ds;
- int duplex = DUPLEX_UNKNOWN;
- int speed = SPEED_UNKNOWN;
- phy_interface_t mode;
- int link, err;
- u16 status;
+ u16 val, bmcr, adv;
+ bool changed;
+ int err;
+
+ switch (interface) {
+ case PHY_INTERFACE_MODE_SGMII:
+ adv = 0x0001;
+ break;
+
+ case PHY_INTERFACE_MODE_1000BASEX:
+ adv = linkmode_adv_to_mii_adv_x(advertise,
+ ETHTOOL_LINK_MODE_1000baseX_Full_BIT);
+ break;
+
+ case PHY_INTERFACE_MODE_2500BASEX:
+ adv = linkmode_adv_to_mii_adv_x(advertise,
+ ETHTOOL_LINK_MODE_2500baseX_Full_BIT);
+ break;
+
+ default:
+ return 0;
+ }
+
+ err = mv88e6390_serdes_read(chip, lane, MDIO_MMD_PHYXS,
+ MV88E6390_SGMII_ADVERTISE, &val);
+ if (err)
+ return err;
+
+ changed = val != adv;
+ if (changed) {
+ err = mv88e6390_serdes_write(chip, lane, MDIO_MMD_PHYXS,
+ MV88E6390_SGMII_ADVERTISE, adv);
+ if (err)
+ return err;
+ }
+
+ err = mv88e6390_serdes_read(chip, lane, MDIO_MMD_PHYXS,
+ MV88E6390_SGMII_BMCR, &val);
+ if (err)
+ return err;
+
+ if (phylink_autoneg_inband(mode))
+ bmcr = val | BMCR_ANENABLE;
+ else
+ bmcr = val & ~BMCR_ANENABLE;
+
+ /* setting ANENABLE triggers a restart of negotiation */
+ if (bmcr == val)
+ return changed;
+
+ return mv88e6390_serdes_write(chip, lane, MDIO_MMD_PHYXS,
+ MV88E6390_SGMII_BMCR, bmcr);
+}
+
+int mv88e6390_serdes_pcs_get_state(struct mv88e6xxx_chip *chip, int port,
+ u8 lane, struct phylink_link_state *state)
+{
+ u16 lpa, status;
+ int err;
err = mv88e6390_serdes_read(chip, lane, MDIO_MMD_PHYXS,
MV88E6390_SGMII_PHY_STATUS, &status);
if (err) {
- dev_err(chip->dev, "can't read SGMII PHY status: %d\n", err);
- return;
+ dev_err(chip->dev, "can't read Serdes PHY status: %d\n", err);
+ return err;
}
- link = status & MV88E6390_SGMII_PHY_STATUS_LINK ?
- LINK_FORCED_UP : LINK_FORCED_DOWN;
+ err = mv88e6390_serdes_read(chip, lane, MDIO_MMD_PHYXS,
+ MV88E6390_SGMII_LPA, &lpa);
+ if (err) {
+ dev_err(chip->dev, "can't read Serdes PHY LPA: %d\n", err);
+ return err;
+ }
- if (status & MV88E6390_SGMII_PHY_STATUS_SPD_DPL_VALID) {
- duplex = status & MV88E6390_SGMII_PHY_STATUS_DUPLEX_FULL ?
- DUPLEX_FULL : DUPLEX_HALF;
+ return mv88e6xxx_serdes_pcs_get_state(chip, status, lpa, state);
+}
- switch (status & MV88E6390_SGMII_PHY_STATUS_SPEED_MASK) {
- case MV88E6390_SGMII_PHY_STATUS_SPEED_1000:
- if (cmode == MV88E6XXX_PORT_STS_CMODE_2500BASEX)
- speed = SPEED_2500;
- else
- speed = SPEED_1000;
- break;
- case MV88E6390_SGMII_PHY_STATUS_SPEED_100:
- speed = SPEED_100;
- break;
- case MV88E6390_SGMII_PHY_STATUS_SPEED_10:
- speed = SPEED_10;
- break;
- default:
- dev_err(chip->dev, "invalid PHY speed\n");
- return;
- }
- }
+int mv88e6390_serdes_pcs_an_restart(struct mv88e6xxx_chip *chip, int port,
+ u8 lane)
+{
+ u16 bmcr;
+ int err;
- switch (cmode) {
- case MV88E6XXX_PORT_STS_CMODE_SGMII:
- mode = PHY_INTERFACE_MODE_SGMII;
+ err = mv88e6390_serdes_read(chip, lane, MDIO_MMD_PHYXS,
+ MV88E6390_SGMII_BMCR, &bmcr);
+ if (err)
+ return err;
+
+ return mv88e6390_serdes_write(chip, lane, MDIO_MMD_PHYXS,
+ MV88E6390_SGMII_BMCR,
+ bmcr | BMCR_ANRESTART);
+}
+
+int mv88e6390_serdes_pcs_link_up(struct mv88e6xxx_chip *chip, int port,
+ u8 lane, int speed, int duplex)
+{
+ u16 val, bmcr;
+ int err;
+
+ err = mv88e6390_serdes_read(chip, lane, MDIO_MMD_PHYXS,
+ MV88E6390_SGMII_BMCR, &val);
+ if (err)
+ return err;
+
+ bmcr = val & ~(BMCR_SPEED100 | BMCR_FULLDPLX | BMCR_SPEED1000);
+ switch (speed) {
+ case SPEED_2500:
+ case SPEED_1000:
+ bmcr |= BMCR_SPEED1000;
break;
- case MV88E6XXX_PORT_STS_CMODE_1000BASEX:
- mode = PHY_INTERFACE_MODE_1000BASEX;
+ case SPEED_100:
+ bmcr |= BMCR_SPEED100;
break;
- case MV88E6XXX_PORT_STS_CMODE_2500BASEX:
- mode = PHY_INTERFACE_MODE_2500BASEX;
+ case SPEED_10:
break;
- default:
- mode = PHY_INTERFACE_MODE_NA;
}
- err = mv88e6xxx_port_setup_mac(chip, port, link, speed, duplex,
- PAUSE_OFF, mode);
- if (err)
- dev_err(chip->dev, "can't propagate PHY settings to MAC: %d\n",
- err);
- else
- dsa_port_phylink_mac_change(ds, port, link == LINK_FORCED_UP);
+ if (duplex == DUPLEX_FULL)
+ bmcr |= BMCR_FULLDPLX;
+
+ if (bmcr == val)
+ return 0;
+
+ return mv88e6390_serdes_write(chip, lane, MDIO_MMD_PHYXS,
+ MV88E6390_SGMII_BMCR, bmcr);
+}
+
+static void mv88e6390_serdes_irq_link_sgmii(struct mv88e6xxx_chip *chip,
+ int port, u8 lane)
+{
+ u16 status;
+ int err;
+
+ err = mv88e6390_serdes_read(chip, lane, MDIO_MMD_PHYXS,
+ MV88E6390_SGMII_PHY_STATUS, &status);
+ if (err) {
+ dev_err(chip->dev, "can't read SGMII PHY status: %d\n", err);
+ return;
+ }
+
+ dsa_port_phylink_mac_change(chip->ds, port,
+ !!(status & MV88E6390_SGMII_PHY_STATUS_LINK));
}
static int mv88e6390_serdes_irq_enable_sgmii(struct mv88e6xxx_chip *chip,
projects / mirror_ubuntu-jammy-kernel.git / commitdiff