| Author | Tokens | Token Proportion | Commits | Commit Proportion |
|---|---|---|---|---|
| Vivien Didelot | 3589 | 56.01% | 43 | 41.35% |
| Pavana Sharma | 1130 | 17.63% | 1 | 0.96% |
| Andrew Lunn | 828 | 12.92% | 25 | 24.04% |
| Marek Behún | 240 | 3.75% | 5 | 4.81% |
| Chris Packham | 120 | 1.87% | 1 | 0.96% |
| Russell King | 112 | 1.75% | 5 | 4.81% |
| Tobias Waldekranz | 65 | 1.01% | 3 | 2.88% |
| Vladimir Oltean | 57 | 0.89% | 2 | 1.92% |
| Lennert Buytenhek | 47 | 0.73% | 2 | 1.92% |
| Iwan R Timmer | 44 | 0.69% | 2 | 1.92% |
| Marcus Carlberg | 40 | 0.62% | 1 | 0.96% |
| Hans Schultz | 30 | 0.47% | 1 | 0.96% |
| Alexis Lothoré | 25 | 0.39% | 1 | 0.96% |
| Rasmus Villemoes | 18 | 0.28% | 1 | 0.96% |
| Steffen Bätz | 15 | 0.23% | 1 | 0.96% |
| Heiner Kallweit | 13 | 0.20% | 3 | 2.88% |
| Baruch Siach | 12 | 0.19% | 2 | 1.92% |
| Guenter Roeck | 9 | 0.14% | 2 | 1.92% |
| Michal Smulski | 8 | 0.12% | 1 | 0.96% |
| Andrey Eremeev | 4 | 0.06% | 1 | 0.96% |
| Thomas Gleixner | 2 | 0.03% | 1 | 0.96% |
| Total | 6408 | 104 |
// SPDX-License-Identifier: GPL-2.0-or-later /* * Marvell 88E6xxx Switch Port Registers support * * Copyright (c) 2008 Marvell Semiconductor * * Copyright (c) 2016-2017 Savoir-faire Linux Inc. * Vivien Didelot <vivien.didelot@savoirfairelinux.com> */ #include <linux/bitfield.h> #include <linux/if_bridge.h> #include <linux/phy.h> #include <linux/phylink.h> #include "chip.h" #include "global2.h" #include "port.h" #include "serdes.h" int mv88e6xxx_port_read(struct mv88e6xxx_chip *chip, int port, int reg, u16 *val) { int addr = chip->info->port_base_addr + port; return mv88e6xxx_read(chip, addr, reg, val); } int mv88e6xxx_port_wait_bit(struct mv88e6xxx_chip *chip, int port, int reg, int bit, int val) { int addr = chip->info->port_base_addr + port; return mv88e6xxx_wait_bit(chip, addr, reg, bit, val); } int mv88e6xxx_port_write(struct mv88e6xxx_chip *chip, int port, int reg, u16 val) { int addr = chip->info->port_base_addr + port; return mv88e6xxx_write(chip, addr, reg, val); } /* Offset 0x00: MAC (or PCS or Physical) Status Register * * For most devices, this is read only. However the 6185 has the MyPause * bit read/write. */ int mv88e6185_port_set_pause(struct mv88e6xxx_chip *chip, int port, int pause) { u16 reg; int err; err = mv88e6xxx_port_read(chip, port, MV88E6XXX_PORT_STS, ®); if (err) return err; if (pause) reg |= MV88E6XXX_PORT_STS_MY_PAUSE; else reg &= ~MV88E6XXX_PORT_STS_MY_PAUSE; return mv88e6xxx_port_write(chip, port, MV88E6XXX_PORT_STS, reg); } /* Offset 0x01: MAC (or PCS or Physical) Control Register * * Link, Duplex and Flow Control have one force bit, one value bit. * * For port's MAC speed, ForceSpd (or SpdValue) bits 1:0 program the value. * Alternative values require the 200BASE (or AltSpeed) bit 12 set. * Newer chips need a ForcedSpd bit 13 set to consider the value. */ static int mv88e6xxx_port_set_rgmii_delay(struct mv88e6xxx_chip *chip, int port, phy_interface_t mode) { u16 reg; int err; err = mv88e6xxx_port_read(chip, port, MV88E6XXX_PORT_MAC_CTL, ®); if (err) return err; reg &= ~(MV88E6XXX_PORT_MAC_CTL_RGMII_DELAY_RXCLK | MV88E6XXX_PORT_MAC_CTL_RGMII_DELAY_TXCLK); switch (mode) { case PHY_INTERFACE_MODE_RGMII_RXID: reg |= MV88E6XXX_PORT_MAC_CTL_RGMII_DELAY_RXCLK; break; case PHY_INTERFACE_MODE_RGMII_TXID: reg |= MV88E6XXX_PORT_MAC_CTL_RGMII_DELAY_TXCLK; break; case PHY_INTERFACE_MODE_RGMII_ID: reg |= MV88E6XXX_PORT_MAC_CTL_RGMII_DELAY_RXCLK | MV88E6XXX_PORT_MAC_CTL_RGMII_DELAY_TXCLK; break; case PHY_INTERFACE_MODE_RGMII: break; default: return 0; } err = mv88e6xxx_port_write(chip, port, MV88E6XXX_PORT_MAC_CTL, reg); if (err) return err; dev_dbg(chip->dev, "p%d: delay RXCLK %s, TXCLK %s\n", port, reg & MV88E6XXX_PORT_MAC_CTL_RGMII_DELAY_RXCLK ? "yes" : "no", reg & MV88E6XXX_PORT_MAC_CTL_RGMII_DELAY_TXCLK ? "yes" : "no"); return 0; } int mv88e6352_port_set_rgmii_delay(struct mv88e6xxx_chip *chip, int port, phy_interface_t mode) { if (port < 5) return -EOPNOTSUPP; return mv88e6xxx_port_set_rgmii_delay(chip, port, mode); } int mv88e6390_port_set_rgmii_delay(struct mv88e6xxx_chip *chip, int port, phy_interface_t mode) { if (port != 0) return -EOPNOTSUPP; return mv88e6xxx_port_set_rgmii_delay(chip, port, mode); } int mv88e6320_port_set_rgmii_delay(struct mv88e6xxx_chip *chip, int port, phy_interface_t mode) { if (port != 2 && port != 5 && port != 6) return -EOPNOTSUPP; return mv88e6xxx_port_set_rgmii_delay(chip, port, mode); } int mv88e6xxx_port_set_link(struct mv88e6xxx_chip *chip, int port, int link) { u16 reg; int err; err = mv88e6xxx_port_read(chip, port, MV88E6XXX_PORT_MAC_CTL, ®); if (err) return err; reg &= ~(MV88E6XXX_PORT_MAC_CTL_FORCE_LINK | MV88E6XXX_PORT_MAC_CTL_LINK_UP); switch (link) { case LINK_FORCED_DOWN: reg |= MV88E6XXX_PORT_MAC_CTL_FORCE_LINK; break; case LINK_FORCED_UP: reg |= MV88E6XXX_PORT_MAC_CTL_FORCE_LINK | MV88E6XXX_PORT_MAC_CTL_LINK_UP; break; case LINK_UNFORCED: /* normal link detection */ break; default: return -EINVAL; } err = mv88e6xxx_port_write(chip, port, MV88E6XXX_PORT_MAC_CTL, reg); if (err) return err; dev_dbg(chip->dev, "p%d: %s link %s\n", port, reg & MV88E6XXX_PORT_MAC_CTL_FORCE_LINK ? "Force" : "Unforce", reg & MV88E6XXX_PORT_MAC_CTL_LINK_UP ? "up" : "down"); return 0; } int mv88e6xxx_port_sync_link(struct mv88e6xxx_chip *chip, int port, unsigned int mode, bool isup) { const struct mv88e6xxx_ops *ops = chip->info->ops; int err = 0; int link; if (isup) link = LINK_FORCED_UP; else link = LINK_FORCED_DOWN; if (ops->port_set_link) err = ops->port_set_link(chip, port, link); return err; } int mv88e6185_port_sync_link(struct mv88e6xxx_chip *chip, int port, unsigned int mode, bool isup) { const struct mv88e6xxx_ops *ops = chip->info->ops; int err = 0; int link; if (mode == MLO_AN_INBAND) link = LINK_UNFORCED; else if (isup) link = LINK_FORCED_UP; else link = LINK_FORCED_DOWN; if (ops->port_set_link) err = ops->port_set_link(chip, port, link); return err; } static int mv88e6xxx_port_set_speed_duplex(struct mv88e6xxx_chip *chip, int port, int speed, bool alt_bit, bool force_bit, int duplex) { u16 reg, ctrl; int err; switch (speed) { case 10: ctrl = MV88E6XXX_PORT_MAC_CTL_SPEED_10; break; case 100: ctrl = MV88E6XXX_PORT_MAC_CTL_SPEED_100; break; case 200: if (alt_bit) ctrl = MV88E6XXX_PORT_MAC_CTL_SPEED_100 | MV88E6390_PORT_MAC_CTL_ALTSPEED; else ctrl = MV88E6065_PORT_MAC_CTL_SPEED_200; break; case 1000: ctrl = MV88E6XXX_PORT_MAC_CTL_SPEED_1000; break; case 2500: if (alt_bit) ctrl = MV88E6390_PORT_MAC_CTL_SPEED_10000 | MV88E6390_PORT_MAC_CTL_ALTSPEED; else ctrl = MV88E6390_PORT_MAC_CTL_SPEED_10000; break; case 10000: /* all bits set, fall through... */ case SPEED_UNFORCED: ctrl = MV88E6XXX_PORT_MAC_CTL_SPEED_UNFORCED; break; default: return -EOPNOTSUPP; } switch (duplex) { case DUPLEX_HALF: ctrl |= MV88E6XXX_PORT_MAC_CTL_FORCE_DUPLEX; break; case DUPLEX_FULL: ctrl |= MV88E6XXX_PORT_MAC_CTL_FORCE_DUPLEX | MV88E6XXX_PORT_MAC_CTL_DUPLEX_FULL; break; case DUPLEX_UNFORCED: /* normal duplex detection */ break; default: return -EOPNOTSUPP; } err = mv88e6xxx_port_read(chip, port, MV88E6XXX_PORT_MAC_CTL, ®); if (err) return err; reg &= ~(MV88E6XXX_PORT_MAC_CTL_SPEED_MASK | MV88E6XXX_PORT_MAC_CTL_FORCE_DUPLEX | MV88E6XXX_PORT_MAC_CTL_DUPLEX_FULL); if (alt_bit) reg &= ~MV88E6390_PORT_MAC_CTL_ALTSPEED; if (force_bit) { reg &= ~MV88E6390_PORT_MAC_CTL_FORCE_SPEED; if (speed != SPEED_UNFORCED) ctrl |= MV88E6390_PORT_MAC_CTL_FORCE_SPEED; } reg |= ctrl; err = mv88e6xxx_port_write(chip, port, MV88E6XXX_PORT_MAC_CTL, reg); if (err) return err; if (speed != SPEED_UNFORCED) dev_dbg(chip->dev, "p%d: Speed set to %d Mbps\n", port, speed); else dev_dbg(chip->dev, "p%d: Speed unforced\n", port); dev_dbg(chip->dev, "p%d: %s %s duplex\n", port, reg & MV88E6XXX_PORT_MAC_CTL_FORCE_DUPLEX ? "Force" : "Unforce", reg & MV88E6XXX_PORT_MAC_CTL_DUPLEX_FULL ? "full" : "half"); return 0; } /* Support 10, 100, 1000 Mbps (e.g. 88E6185 family) */ int mv88e6185_port_set_speed_duplex(struct mv88e6xxx_chip *chip, int port, int speed, int duplex) { if (speed == 200 || speed > 1000) return -EOPNOTSUPP; return mv88e6xxx_port_set_speed_duplex(chip, port, speed, false, false, duplex); } /* Support 10, 100 Mbps (e.g. 88E6250 family) */ int mv88e6250_port_set_speed_duplex(struct mv88e6xxx_chip *chip, int port, int speed, int duplex) { if (speed > 100) return -EOPNOTSUPP; return mv88e6xxx_port_set_speed_duplex(chip, port, speed, false, false, duplex); } /* Support 10, 100, 200, 1000, 2500 Mbps (e.g. 88E6341) */ int mv88e6341_port_set_speed_duplex(struct mv88e6xxx_chip *chip, int port, int speed, int duplex) { if (speed > 2500) return -EOPNOTSUPP; if (speed == 200 && port != 0) return -EOPNOTSUPP; if (speed == 2500 && port < 5) return -EOPNOTSUPP; return mv88e6xxx_port_set_speed_duplex(chip, port, speed, !port, true, duplex); } phy_interface_t mv88e6341_port_max_speed_mode(struct mv88e6xxx_chip *chip, int port) { if (port == 5) return PHY_INTERFACE_MODE_2500BASEX; return PHY_INTERFACE_MODE_NA; } /* Support 10, 100, 200, 1000 Mbps (e.g. 88E6352 family) */ int mv88e6352_port_set_speed_duplex(struct mv88e6xxx_chip *chip, int port, int speed, int duplex) { if (speed > 1000) return -EOPNOTSUPP; if (speed == 200 && port < 5) return -EOPNOTSUPP; return mv88e6xxx_port_set_speed_duplex(chip, port, speed, true, false, duplex); } /* Support 10, 100, 200, 1000, 2500 Mbps (e.g. 88E6390) */ int mv88e6390_port_set_speed_duplex(struct mv88e6xxx_chip *chip, int port, int speed, int duplex) { if (speed > 2500) return -EOPNOTSUPP; if (speed == 200 && port != 0) return -EOPNOTSUPP; if (speed == 2500 && port < 9) return -EOPNOTSUPP; return mv88e6xxx_port_set_speed_duplex(chip, port, speed, true, true, duplex); } phy_interface_t mv88e6390_port_max_speed_mode(struct mv88e6xxx_chip *chip, int port) { if (port == 9 || port == 10) return PHY_INTERFACE_MODE_2500BASEX; return PHY_INTERFACE_MODE_NA; } /* Support 10, 100, 200, 1000, 2500, 10000 Mbps (e.g. 88E6190X) */ int mv88e6390x_port_set_speed_duplex(struct mv88e6xxx_chip *chip, int port, int speed, int duplex) { if (speed == 200 && port != 0) return -EOPNOTSUPP; if (speed >= 2500 && port < 9) return -EOPNOTSUPP; return mv88e6xxx_port_set_speed_duplex(chip, port, speed, true, true, duplex); } phy_interface_t mv88e6390x_port_max_speed_mode(struct mv88e6xxx_chip *chip, int port) { if (port == 9 || port == 10) return PHY_INTERFACE_MODE_XAUI; return PHY_INTERFACE_MODE_NA; } /* Support 10, 100, 200, 1000, 2500, 5000, 10000 Mbps (e.g. 88E6393X) * Function mv88e6xxx_port_set_speed_duplex() can't be used as the register * values for speeds 2500 & 5000 conflict. */ int mv88e6393x_port_set_speed_duplex(struct mv88e6xxx_chip *chip, int port, int speed, int duplex) { u16 reg, ctrl; int err; if (chip->info->prod_num == MV88E6XXX_PORT_SWITCH_ID_PROD_6361 && speed > 2500) return -EOPNOTSUPP; if (speed == 200 && port != 0) return -EOPNOTSUPP; if (speed >= 2500 && port > 0 && port < 9) return -EOPNOTSUPP; switch (speed) { case 10: ctrl = MV88E6XXX_PORT_MAC_CTL_SPEED_10; break; case 100: ctrl = MV88E6XXX_PORT_MAC_CTL_SPEED_100; break; case 200: ctrl = MV88E6XXX_PORT_MAC_CTL_SPEED_100 | MV88E6390_PORT_MAC_CTL_ALTSPEED; break; case 1000: ctrl = MV88E6XXX_PORT_MAC_CTL_SPEED_1000; break; case 2500: ctrl = MV88E6XXX_PORT_MAC_CTL_SPEED_1000 | MV88E6390_PORT_MAC_CTL_ALTSPEED; break; case 5000: ctrl = MV88E6390_PORT_MAC_CTL_SPEED_10000 | MV88E6390_PORT_MAC_CTL_ALTSPEED; break; case 10000: case SPEED_UNFORCED: ctrl = MV88E6XXX_PORT_MAC_CTL_SPEED_UNFORCED; break; default: return -EOPNOTSUPP; } switch (duplex) { case DUPLEX_HALF: ctrl |= MV88E6XXX_PORT_MAC_CTL_FORCE_DUPLEX; break; case DUPLEX_FULL: ctrl |= MV88E6XXX_PORT_MAC_CTL_FORCE_DUPLEX | MV88E6XXX_PORT_MAC_CTL_DUPLEX_FULL; break; case DUPLEX_UNFORCED: /* normal duplex detection */ break; default: return -EOPNOTSUPP; } err = mv88e6xxx_port_read(chip, port, MV88E6XXX_PORT_MAC_CTL, ®); if (err) return err; reg &= ~(MV88E6XXX_PORT_MAC_CTL_SPEED_MASK | MV88E6390_PORT_MAC_CTL_ALTSPEED | MV88E6390_PORT_MAC_CTL_FORCE_SPEED); if (speed != SPEED_UNFORCED) reg |= MV88E6390_PORT_MAC_CTL_FORCE_SPEED; reg |= ctrl; err = mv88e6xxx_port_write(chip, port, MV88E6XXX_PORT_MAC_CTL, reg); if (err) return err; if (speed != SPEED_UNFORCED) dev_dbg(chip->dev, "p%d: Speed set to %d Mbps\n", port, speed); else dev_dbg(chip->dev, "p%d: Speed unforced\n", port); dev_dbg(chip->dev, "p%d: %s %s duplex\n", port, reg & MV88E6XXX_PORT_MAC_CTL_FORCE_DUPLEX ? "Force" : "Unforce", reg & MV88E6XXX_PORT_MAC_CTL_DUPLEX_FULL ? "full" : "half"); return 0; } phy_interface_t mv88e6393x_port_max_speed_mode(struct mv88e6xxx_chip *chip, int port) { if (port != 0 && port != 9 && port != 10) return PHY_INTERFACE_MODE_NA; if (chip->info->prod_num == MV88E6XXX_PORT_SWITCH_ID_PROD_6361) return PHY_INTERFACE_MODE_2500BASEX; return PHY_INTERFACE_MODE_10GBASER; } static int mv88e6xxx_port_set_cmode(struct mv88e6xxx_chip *chip, int port, phy_interface_t mode, bool force) { u16 cmode; u16 reg; int err; /* Default to a slow mode, so freeing up SERDES interfaces for * other ports which might use them for SFPs. */ if (mode == PHY_INTERFACE_MODE_NA) mode = PHY_INTERFACE_MODE_1000BASEX; switch (mode) { case PHY_INTERFACE_MODE_RMII: cmode = MV88E6XXX_PORT_STS_CMODE_RMII; break; case PHY_INTERFACE_MODE_RGMII: case PHY_INTERFACE_MODE_RGMII_ID: case PHY_INTERFACE_MODE_RGMII_RXID: case PHY_INTERFACE_MODE_RGMII_TXID: cmode = MV88E6XXX_PORT_STS_CMODE_RGMII; break; case PHY_INTERFACE_MODE_1000BASEX: cmode = MV88E6XXX_PORT_STS_CMODE_1000BASEX; break; case PHY_INTERFACE_MODE_SGMII: cmode = MV88E6XXX_PORT_STS_CMODE_SGMII; break; case PHY_INTERFACE_MODE_2500BASEX: cmode = MV88E6XXX_PORT_STS_CMODE_2500BASEX; break; case PHY_INTERFACE_MODE_5GBASER: cmode = MV88E6393X_PORT_STS_CMODE_5GBASER; break; case PHY_INTERFACE_MODE_XGMII: case PHY_INTERFACE_MODE_XAUI: cmode = MV88E6XXX_PORT_STS_CMODE_XAUI; break; case PHY_INTERFACE_MODE_RXAUI: cmode = MV88E6XXX_PORT_STS_CMODE_RXAUI; break; case PHY_INTERFACE_MODE_10GBASER: cmode = MV88E6393X_PORT_STS_CMODE_10GBASER; break; case PHY_INTERFACE_MODE_USXGMII: cmode = MV88E6393X_PORT_STS_CMODE_USXGMII; break; default: cmode = 0; } /* cmode doesn't change, nothing to do for us unless forced */ if (cmode == chip->ports[port].cmode && !force) return 0; chip->ports[port].cmode = 0; if (cmode) { err = mv88e6xxx_port_read(chip, port, MV88E6XXX_PORT_STS, ®); if (err) return err; reg &= ~MV88E6XXX_PORT_STS_CMODE_MASK; reg |= cmode; err = mv88e6xxx_port_write(chip, port, MV88E6XXX_PORT_STS, reg); if (err) return err; chip->ports[port].cmode = cmode; } return 0; } int mv88e6390x_port_set_cmode(struct mv88e6xxx_chip *chip, int port, phy_interface_t mode) { if (port != 9 && port != 10) return -EOPNOTSUPP; return mv88e6xxx_port_set_cmode(chip, port, mode, false); } int mv88e6390_port_set_cmode(struct mv88e6xxx_chip *chip, int port, phy_interface_t mode) { if (port != 9 && port != 10) return -EOPNOTSUPP; switch (mode) { case PHY_INTERFACE_MODE_NA: return 0; case PHY_INTERFACE_MODE_XGMII: case PHY_INTERFACE_MODE_XAUI: case PHY_INTERFACE_MODE_RXAUI: return -EINVAL; default: break; } return mv88e6xxx_port_set_cmode(chip, port, mode, false); } int mv88e6393x_port_set_cmode(struct mv88e6xxx_chip *chip, int port, phy_interface_t mode) { int err; u16 reg; if (port != 0 && port != 9 && port != 10) return -EOPNOTSUPP; if (port == 9 || port == 10) { switch (mode) { case PHY_INTERFACE_MODE_RMII: case PHY_INTERFACE_MODE_RGMII: case PHY_INTERFACE_MODE_RGMII_ID: case PHY_INTERFACE_MODE_RGMII_RXID: case PHY_INTERFACE_MODE_RGMII_TXID: return -EINVAL; default: break; } } /* mv88e6393x errata 4.5: EEE should be disabled on SERDES ports */ err = mv88e6xxx_port_read(chip, port, MV88E6XXX_PORT_MAC_CTL, ®); if (err) return err; reg &= ~MV88E6XXX_PORT_MAC_CTL_EEE; reg |= MV88E6XXX_PORT_MAC_CTL_FORCE_EEE; err = mv88e6xxx_port_write(chip, port, MV88E6XXX_PORT_MAC_CTL, reg); if (err) return err; return mv88e6xxx_port_set_cmode(chip, port, mode, false); } static int mv88e6341_port_set_cmode_writable(struct mv88e6xxx_chip *chip, int port) { int err, addr; u16 reg, bits; if (port != 5) return -EOPNOTSUPP; addr = chip->info->port_base_addr + port; err = mv88e6xxx_port_hidden_read(chip, 0x7, addr, 0, ®); if (err) return err; bits = MV88E6341_PORT_RESERVED_1A_FORCE_CMODE | MV88E6341_PORT_RESERVED_1A_SGMII_AN; if ((reg & bits) == bits) return 0; reg |= bits; return mv88e6xxx_port_hidden_write(chip, 0x7, addr, 0, reg); } int mv88e6341_port_set_cmode(struct mv88e6xxx_chip *chip, int port, phy_interface_t mode) { int err; if (port != 5) return -EOPNOTSUPP; switch (mode) { case PHY_INTERFACE_MODE_NA: return 0; case PHY_INTERFACE_MODE_XGMII: case PHY_INTERFACE_MODE_XAUI: case PHY_INTERFACE_MODE_RXAUI: return -EINVAL; default: break; } err = mv88e6341_port_set_cmode_writable(chip, port); if (err) return err; return mv88e6xxx_port_set_cmode(chip, port, mode, true); } int mv88e6185_port_get_cmode(struct mv88e6xxx_chip *chip, int port, u8 *cmode) { int err; u16 reg; err = mv88e6xxx_port_read(chip, port, MV88E6XXX_PORT_STS, ®); if (err) return err; *cmode = reg & MV88E6185_PORT_STS_CMODE_MASK; return 0; } int mv88e6352_port_get_cmode(struct mv88e6xxx_chip *chip, int port, u8 *cmode) { int err; u16 reg; err = mv88e6xxx_port_read(chip, port, MV88E6XXX_PORT_STS, ®); if (err) return err; *cmode = reg & MV88E6XXX_PORT_STS_CMODE_MASK; return 0; } /* Offset 0x02: Jamming Control * * Do not limit the period of time that this port can be paused for by * the remote end or the period of time that this port can pause the * remote end. */ int mv88e6097_port_pause_limit(struct mv88e6xxx_chip *chip, int port, u8 in, u8 out) { return mv88e6xxx_port_write(chip, port, MV88E6097_PORT_JAM_CTL, out << 8 | in); } int mv88e6390_port_pause_limit(struct mv88e6xxx_chip *chip, int port, u8 in, u8 out) { int err; err = mv88e6xxx_port_write(chip, port, MV88E6390_PORT_FLOW_CTL, MV88E6390_PORT_FLOW_CTL_UPDATE | MV88E6390_PORT_FLOW_CTL_LIMIT_IN | in); if (err) return err; return mv88e6xxx_port_write(chip, port, MV88E6390_PORT_FLOW_CTL, MV88E6390_PORT_FLOW_CTL_UPDATE | MV88E6390_PORT_FLOW_CTL_LIMIT_OUT | out); } /* Offset 0x04: Port Control Register */ static const char * const mv88e6xxx_port_state_names[] = { [MV88E6XXX_PORT_CTL0_STATE_DISABLED] = "Disabled", [MV88E6XXX_PORT_CTL0_STATE_BLOCKING] = "Blocking/Listening", [MV88E6XXX_PORT_CTL0_STATE_LEARNING] = "Learning", [MV88E6XXX_PORT_CTL0_STATE_FORWARDING] = "Forwarding", }; int mv88e6xxx_port_set_state(struct mv88e6xxx_chip *chip, int port, u8 state) { u16 reg; int err; err = mv88e6xxx_port_read(chip, port, MV88E6XXX_PORT_CTL0, ®); if (err) return err; reg &= ~MV88E6XXX_PORT_CTL0_STATE_MASK; switch (state) { case BR_STATE_DISABLED: state = MV88E6XXX_PORT_CTL0_STATE_DISABLED; break; case BR_STATE_BLOCKING: case BR_STATE_LISTENING: state = MV88E6XXX_PORT_CTL0_STATE_BLOCKING; break; case BR_STATE_LEARNING: state = MV88E6XXX_PORT_CTL0_STATE_LEARNING; break; case BR_STATE_FORWARDING: state = MV88E6XXX_PORT_CTL0_STATE_FORWARDING; break; default: return -EINVAL; } reg |= state; err = mv88e6xxx_port_write(chip, port, MV88E6XXX_PORT_CTL0, reg); if (err) return err; dev_dbg(chip->dev, "p%d: PortState set to %s\n", port, mv88e6xxx_port_state_names[state]); return 0; } int mv88e6xxx_port_set_egress_mode(struct mv88e6xxx_chip *chip, int port, enum mv88e6xxx_egress_mode mode) { int err; u16 reg; err = mv88e6xxx_port_read(chip, port, MV88E6XXX_PORT_CTL0, ®); if (err) return err; reg &= ~MV88E6XXX_PORT_CTL0_EGRESS_MODE_MASK; switch (mode) { case MV88E6XXX_EGRESS_MODE_UNMODIFIED: reg |= MV88E6XXX_PORT_CTL0_EGRESS_MODE_UNMODIFIED; break; case MV88E6XXX_EGRESS_MODE_UNTAGGED: reg |= MV88E6XXX_PORT_CTL0_EGRESS_MODE_UNTAGGED; break; case MV88E6XXX_EGRESS_MODE_TAGGED: reg |= MV88E6XXX_PORT_CTL0_EGRESS_MODE_TAGGED; break; case MV88E6XXX_EGRESS_MODE_ETHERTYPE: reg |= MV88E6XXX_PORT_CTL0_EGRESS_MODE_ETHER_TYPE_DSA; break; default: return -EINVAL; } return mv88e6xxx_port_write(chip, port, MV88E6XXX_PORT_CTL0, reg); } int mv88e6085_port_set_frame_mode(struct mv88e6xxx_chip *chip, int port, enum mv88e6xxx_frame_mode mode) { int err; u16 reg; err = mv88e6xxx_port_read(chip, port, MV88E6XXX_PORT_CTL0, ®); if (err) return err; reg &= ~MV88E6XXX_PORT_CTL0_FRAME_MODE_MASK; switch (mode) { case MV88E6XXX_FRAME_MODE_NORMAL: reg |= MV88E6XXX_PORT_CTL0_FRAME_MODE_NORMAL; break; case MV88E6XXX_FRAME_MODE_DSA: reg |= MV88E6XXX_PORT_CTL0_FRAME_MODE_DSA; break; default: return -EINVAL; } return mv88e6xxx_port_write(chip, port, MV88E6XXX_PORT_CTL0, reg); } int mv88e6351_port_set_frame_mode(struct mv88e6xxx_chip *chip, int port, enum mv88e6xxx_frame_mode mode) { int err; u16 reg; err = mv88e6xxx_port_read(chip, port, MV88E6XXX_PORT_CTL0, ®); if (err) return err; reg &= ~MV88E6XXX_PORT_CTL0_FRAME_MODE_MASK; switch (mode) { case MV88E6XXX_FRAME_MODE_NORMAL: reg |= MV88E6XXX_PORT_CTL0_FRAME_MODE_NORMAL; break; case MV88E6XXX_FRAME_MODE_DSA: reg |= MV88E6XXX_PORT_CTL0_FRAME_MODE_DSA; break; case MV88E6XXX_FRAME_MODE_PROVIDER: reg |= MV88E6XXX_PORT_CTL0_FRAME_MODE_PROVIDER; break; case MV88E6XXX_FRAME_MODE_ETHERTYPE: reg |= MV88E6XXX_PORT_CTL0_FRAME_MODE_ETHER_TYPE_DSA; break; default: return -EINVAL; } return mv88e6xxx_port_write(chip, port, MV88E6XXX_PORT_CTL0, reg); } int mv88e6185_port_set_forward_unknown(struct mv88e6xxx_chip *chip, int port, bool unicast) { int err; u16 reg; err = mv88e6xxx_port_read(chip, port, MV88E6XXX_PORT_CTL0, ®); if (err) return err; if (unicast) reg |= MV88E6185_PORT_CTL0_FORWARD_UNKNOWN; else reg &= ~MV88E6185_PORT_CTL0_FORWARD_UNKNOWN; return mv88e6xxx_port_write(chip, port, MV88E6XXX_PORT_CTL0, reg); } int mv88e6352_port_set_ucast_flood(struct mv88e6xxx_chip *chip, int port, bool unicast) { int err; u16 reg; err = mv88e6xxx_port_read(chip, port, MV88E6XXX_PORT_CTL0, ®); if (err) return err; if (unicast) reg |= MV88E6352_PORT_CTL0_EGRESS_FLOODS_UC; else reg &= ~MV88E6352_PORT_CTL0_EGRESS_FLOODS_UC; return mv88e6xxx_port_write(chip, port, MV88E6XXX_PORT_CTL0, reg); } int mv88e6352_port_set_mcast_flood(struct mv88e6xxx_chip *chip, int port, bool multicast) { int err; u16 reg; err = mv88e6xxx_port_read(chip, port, MV88E6XXX_PORT_CTL0, ®); if (err) return err; if (multicast) reg |= MV88E6352_PORT_CTL0_EGRESS_FLOODS_MC; else reg &= ~MV88E6352_PORT_CTL0_EGRESS_FLOODS_MC; return mv88e6xxx_port_write(chip, port, MV88E6XXX_PORT_CTL0, reg); } /* Offset 0x05: Port Control 1 */ int mv88e6xxx_port_set_message_port(struct mv88e6xxx_chip *chip, int port, bool message_port) { u16 val; int err; err = mv88e6xxx_port_read(chip, port, MV88E6XXX_PORT_CTL1, &val); if (err) return err; if (message_port) val |= MV88E6XXX_PORT_CTL1_MESSAGE_PORT; else val &= ~MV88E6XXX_PORT_CTL1_MESSAGE_PORT; return mv88e6xxx_port_write(chip, port, MV88E6XXX_PORT_CTL1, val); } int mv88e6xxx_port_set_trunk(struct mv88e6xxx_chip *chip, int port, bool trunk, u8 id) { u16 val; int err; err = mv88e6xxx_port_read(chip, port, MV88E6XXX_PORT_CTL1, &val); if (err) return err; val &= ~MV88E6XXX_PORT_CTL1_TRUNK_ID_MASK; if (trunk) val |= MV88E6XXX_PORT_CTL1_TRUNK_PORT | (id << MV88E6XXX_PORT_CTL1_TRUNK_ID_SHIFT); else val &= ~MV88E6XXX_PORT_CTL1_TRUNK_PORT; return mv88e6xxx_port_write(chip, port, MV88E6XXX_PORT_CTL1, val); } /* Offset 0x06: Port Based VLAN Map */ int mv88e6xxx_port_set_vlan_map(struct mv88e6xxx_chip *chip, int port, u16 map) { const u16 mask = mv88e6xxx_port_mask(chip); u16 reg; int err; err = mv88e6xxx_port_read(chip, port, MV88E6XXX_PORT_BASE_VLAN, ®); if (err) return err; reg &= ~mask; reg |= map & mask; err = mv88e6xxx_port_write(chip, port, MV88E6XXX_PORT_BASE_VLAN, reg); if (err) return err; dev_dbg(chip->dev, "p%d: VLANTable set to %.3x\n", port, map); return 0; } int mv88e6xxx_port_get_fid(struct mv88e6xxx_chip *chip, int port, u16 *fid) { const u16 upper_mask = (mv88e6xxx_num_databases(chip) - 1) >> 4; u16 reg; int err; /* Port's default FID lower 4 bits are located in reg 0x06, offset 12 */ err = mv88e6xxx_port_read(chip, port, MV88E6XXX_PORT_BASE_VLAN, ®); if (err) return err; *fid = (reg & 0xf000) >> 12; /* Port's default FID upper bits are located in reg 0x05, offset 0 */ if (upper_mask) { err = mv88e6xxx_port_read(chip, port, MV88E6XXX_PORT_CTL1, ®); if (err) return err; *fid |= (reg & upper_mask) << 4; } return 0; } int mv88e6xxx_port_set_fid(struct mv88e6xxx_chip *chip, int port, u16 fid) { const u16 upper_mask = (mv88e6xxx_num_databases(chip) - 1) >> 4; u16 reg; int err; if (fid >= mv88e6xxx_num_databases(chip)) return -EINVAL; /* Port's default FID lower 4 bits are located in reg 0x06, offset 12 */ err = mv88e6xxx_port_read(chip, port, MV88E6XXX_PORT_BASE_VLAN, ®); if (err) return err; reg &= 0x0fff; reg |= (fid & 0x000f) << 12; err = mv88e6xxx_port_write(chip, port, MV88E6XXX_PORT_BASE_VLAN, reg); if (err) return err; /* Port's default FID upper bits are located in reg 0x05, offset 0 */ if (upper_mask) { err = mv88e6xxx_port_read(chip, port, MV88E6XXX_PORT_CTL1, ®); if (err) return err; reg &= ~upper_mask; reg |= (fid >> 4) & upper_mask; err = mv88e6xxx_port_write(chip, port, MV88E6XXX_PORT_CTL1, reg); if (err) return err; } dev_dbg(chip->dev, "p%d: FID set to %u\n", port, fid); return 0; } /* Offset 0x07: Default Port VLAN ID & Priority */ int mv88e6xxx_port_get_pvid(struct mv88e6xxx_chip *chip, int port, u16 *pvid) { u16 reg; int err; err = mv88e6xxx_port_read(chip, port, MV88E6XXX_PORT_DEFAULT_VLAN, ®); if (err) return err; *pvid = reg & MV88E6XXX_PORT_DEFAULT_VLAN_MASK; return 0; } int mv88e6xxx_port_set_pvid(struct mv88e6xxx_chip *chip, int port, u16 pvid) { u16 reg; int err; err = mv88e6xxx_port_read(chip, port, MV88E6XXX_PORT_DEFAULT_VLAN, ®); if (err) return err; reg &= ~MV88E6XXX_PORT_DEFAULT_VLAN_MASK; reg |= pvid & MV88E6XXX_PORT_DEFAULT_VLAN_MASK; err = mv88e6xxx_port_write(chip, port, MV88E6XXX_PORT_DEFAULT_VLAN, reg); if (err) return err; dev_dbg(chip->dev, "p%d: DefaultVID set to %u\n", port, pvid); return 0; } /* Offset 0x08: Port Control 2 Register */ static const char * const mv88e6xxx_port_8021q_mode_names[] = { [MV88E6XXX_PORT_CTL2_8021Q_MODE_DISABLED] = "Disabled", [MV88E6XXX_PORT_CTL2_8021Q_MODE_FALLBACK] = "Fallback", [MV88E6XXX_PORT_CTL2_8021Q_MODE_CHECK] = "Check", [MV88E6XXX_PORT_CTL2_8021Q_MODE_SECURE] = "Secure", }; int mv88e6185_port_set_default_forward(struct mv88e6xxx_chip *chip, int port, bool multicast) { int err; u16 reg; err = mv88e6xxx_port_read(chip, port, MV88E6XXX_PORT_CTL2, ®); if (err) return err; if (multicast) reg |= MV88E6XXX_PORT_CTL2_DEFAULT_FORWARD; else reg &= ~MV88E6XXX_PORT_CTL2_DEFAULT_FORWARD; return mv88e6xxx_port_write(chip, port, MV88E6XXX_PORT_CTL2, reg); } int mv88e6095_port_set_upstream_port(struct mv88e6xxx_chip *chip, int port, int upstream_port) { int err; u16 reg; err = mv88e6xxx_port_read(chip, port, MV88E6XXX_PORT_CTL2, ®); if (err) return err; reg &= ~MV88E6095_PORT_CTL2_CPU_PORT_MASK; reg |= upstream_port; return mv88e6xxx_port_write(chip, port, MV88E6XXX_PORT_CTL2, reg); } int mv88e6xxx_port_set_mirror(struct mv88e6xxx_chip *chip, int port, enum mv88e6xxx_egress_direction direction, bool mirror) { bool *mirror_port; u16 reg; u16 bit; int err; err = mv88e6xxx_port_read(chip, port, MV88E6XXX_PORT_CTL2, ®); if (err) return err; switch (direction) { case MV88E6XXX_EGRESS_DIR_INGRESS: bit = MV88E6XXX_PORT_CTL2_INGRESS_MONITOR; mirror_port = &chip->ports[port].mirror_ingress; break; case MV88E6XXX_EGRESS_DIR_EGRESS: bit = MV88E6XXX_PORT_CTL2_EGRESS_MONITOR; mirror_port = &chip->ports[port].mirror_egress; break; default: return -EINVAL; } reg &= ~bit; if (mirror) reg |= bit; err = mv88e6xxx_port_write(chip, port, MV88E6XXX_PORT_CTL2, reg); if (!err) *mirror_port = mirror; return err; } int mv88e6xxx_port_set_lock(struct mv88e6xxx_chip *chip, int port, bool locked) { u16 reg; int err; err = mv88e6xxx_port_read(chip, port, MV88E6XXX_PORT_CTL0, ®); if (err) return err; reg &= ~MV88E6XXX_PORT_CTL0_SA_FILT_MASK; if (locked) reg |= MV88E6XXX_PORT_CTL0_SA_FILT_DROP_ON_LOCK; err = mv88e6xxx_port_write(chip, port, MV88E6XXX_PORT_CTL0, reg); if (err) return err; err = mv88e6xxx_port_read(chip, port, MV88E6XXX_PORT_ASSOC_VECTOR, ®); if (err) return err; reg &= ~MV88E6XXX_PORT_ASSOC_VECTOR_LOCKED_PORT; if (locked) reg |= MV88E6XXX_PORT_ASSOC_VECTOR_LOCKED_PORT; return mv88e6xxx_port_write(chip, port, MV88E6XXX_PORT_ASSOC_VECTOR, reg); } int mv88e6xxx_port_set_8021q_mode(struct mv88e6xxx_chip *chip, int port, u16 mode) { u16 reg; int err; err = mv88e6xxx_port_read(chip, port, MV88E6XXX_PORT_CTL2, ®); if (err) return err; reg &= ~MV88E6XXX_PORT_CTL2_8021Q_MODE_MASK; reg |= mode & MV88E6XXX_PORT_CTL2_8021Q_MODE_MASK; err = mv88e6xxx_port_write(chip, port, MV88E6XXX_PORT_CTL2, reg); if (err) return err; dev_dbg(chip->dev, "p%d: 802.1QMode set to %s\n", port, mv88e6xxx_port_8021q_mode_names[mode]); return 0; } int mv88e6xxx_port_drop_untagged(struct mv88e6xxx_chip *chip, int port, bool drop_untagged) { u16 old, new; int err; err = mv88e6xxx_port_read(chip, port, MV88E6XXX_PORT_CTL2, &old); if (err) return err; if (drop_untagged) new = old | MV88E6XXX_PORT_CTL2_DISCARD_UNTAGGED; else new = old & ~MV88E6XXX_PORT_CTL2_DISCARD_UNTAGGED; if (new == old) return 0; return mv88e6xxx_port_write(chip, port, MV88E6XXX_PORT_CTL2, new); } int mv88e6xxx_port_set_map_da(struct mv88e6xxx_chip *chip, int port, bool map) { u16 reg; int err; err = mv88e6xxx_port_read(chip, port, MV88E6XXX_PORT_CTL2, ®); if (err) return err; if (map) reg |= MV88E6XXX_PORT_CTL2_MAP_DA; else reg &= ~MV88E6XXX_PORT_CTL2_MAP_DA; return mv88e6xxx_port_write(chip, port, MV88E6XXX_PORT_CTL2, reg); } int mv88e6165_port_set_jumbo_size(struct mv88e6xxx_chip *chip, int port, size_t size) { u16 reg; int err; size += VLAN_ETH_HLEN + ETH_FCS_LEN; err = mv88e6xxx_port_read(chip, port, MV88E6XXX_PORT_CTL2, ®); if (err) return err; reg &= ~MV88E6XXX_PORT_CTL2_JUMBO_MODE_MASK; if (size <= 1522) reg |= MV88E6XXX_PORT_CTL2_JUMBO_MODE_1522; else if (size <= 2048) reg |= MV88E6XXX_PORT_CTL2_JUMBO_MODE_2048; else if (size <= 10240) reg |= MV88E6XXX_PORT_CTL2_JUMBO_MODE_10240; else return -ERANGE; return mv88e6xxx_port_write(chip, port, MV88E6XXX_PORT_CTL2, reg); } /* Offset 0x09: Port Rate Control */ int mv88e6095_port_egress_rate_limiting(struct mv88e6xxx_chip *chip, int port) { return mv88e6xxx_port_write(chip, port, MV88E6XXX_PORT_EGRESS_RATE_CTL1, 0x0000); } int mv88e6097_port_egress_rate_limiting(struct mv88e6xxx_chip *chip, int port) { return mv88e6xxx_port_write(chip, port, MV88E6XXX_PORT_EGRESS_RATE_CTL1, 0x0001); } /* Offset 0x0B: Port Association Vector */ int mv88e6xxx_port_set_assoc_vector(struct mv88e6xxx_chip *chip, int port, u16 pav) { u16 reg, mask; int err; err = mv88e6xxx_port_read(chip, port, MV88E6XXX_PORT_ASSOC_VECTOR, ®); if (err) return err; mask = mv88e6xxx_port_mask(chip); reg &= ~mask; reg |= pav & mask; return mv88e6xxx_port_write(chip, port, MV88E6XXX_PORT_ASSOC_VECTOR, reg); } /* Offset 0x0C: Port ATU Control */ int mv88e6xxx_port_disable_learn_limit(struct mv88e6xxx_chip *chip, int port) { return mv88e6xxx_port_write(chip, port, MV88E6XXX_PORT_ATU_CTL, 0); } /* Offset 0x0D: (Priority) Override Register */ int mv88e6xxx_port_disable_pri_override(struct mv88e6xxx_chip *chip, int port) { return mv88e6xxx_port_write(chip, port, MV88E6XXX_PORT_PRI_OVERRIDE, 0); } /* Offset 0x0E: Policy & MGMT Control Register for FAMILY 6191X 6193X 6393X */ static int mv88e6393x_port_policy_read(struct mv88e6xxx_chip *chip, int port, u16 pointer, u8 *data) { u16 reg; int err; err = mv88e6xxx_port_write(chip, port, MV88E6393X_PORT_POLICY_MGMT_CTL, pointer); if (err) return err; err = mv88e6xxx_port_read(chip, port, MV88E6393X_PORT_POLICY_MGMT_CTL, ®); if (err) return err; *data = reg; return 0; } static int mv88e6393x_port_policy_write(struct mv88e6xxx_chip *chip, int port, u16 pointer, u8 data) { u16 reg; reg = MV88E6393X_PORT_POLICY_MGMT_CTL_UPDATE | pointer | data; return mv88e6xxx_port_write(chip, port, MV88E6393X_PORT_POLICY_MGMT_CTL, reg); } static int mv88e6393x_port_policy_write_all(struct mv88e6xxx_chip *chip, u16 pointer, u8 data) { int err, port; for (port = 0; port < mv88e6xxx_num_ports(chip); port++) { if (dsa_is_unused_port(chip->ds, port)) continue; err = mv88e6393x_port_policy_write(chip, port, pointer, data); if (err) return err; } return 0; } int mv88e6393x_set_egress_port(struct mv88e6xxx_chip *chip, enum mv88e6xxx_egress_direction direction, int port) { u16 ptr; int err; switch (direction) { case MV88E6XXX_EGRESS_DIR_INGRESS: ptr = MV88E6393X_PORT_POLICY_MGMT_CTL_PTR_INGRESS_DEST; err = mv88e6393x_port_policy_write_all(chip, ptr, port); if (err) return err; break; case MV88E6XXX_EGRESS_DIR_EGRESS: ptr = MV88E6393X_G2_EGRESS_MONITOR_DEST; err = mv88e6xxx_g2_write(chip, ptr, port); if (err) return err; break; } return 0; } int mv88e6393x_port_set_upstream_port(struct mv88e6xxx_chip *chip, int port, int upstream_port) { u16 ptr = MV88E6393X_PORT_POLICY_MGMT_CTL_PTR_CPU_DEST; u8 data = MV88E6393X_PORT_POLICY_MGMT_CTL_CPU_DEST_MGMTPRI | upstream_port; return mv88e6393x_port_policy_write(chip, port, ptr, data); } int mv88e6393x_port_mgmt_rsvd2cpu(struct mv88e6xxx_chip *chip) { u16 ptr; int err; /* Consider the frames with reserved multicast destination * addresses matching 01:80:c2:00:00:00 and * 01:80:c2:00:00:02 as MGMT. */ ptr = MV88E6393X_PORT_POLICY_MGMT_CTL_PTR_01C280000000XLO; err = mv88e6393x_port_policy_write_all(chip, ptr, 0xff); if (err) return err; ptr = MV88E6393X_PORT_POLICY_MGMT_CTL_PTR_01C280000000XHI; err = mv88e6393x_port_policy_write_all(chip, ptr, 0xff); if (err) return err; ptr = MV88E6393X_PORT_POLICY_MGMT_CTL_PTR_01C280000002XLO; err = mv88e6393x_port_policy_write_all(chip, ptr, 0xff); if (err) return err; ptr = MV88E6393X_PORT_POLICY_MGMT_CTL_PTR_01C280000002XHI; err = mv88e6393x_port_policy_write_all(chip, ptr, 0xff); if (err) return err; return 0; } /* Offset 0x10 & 0x11: EPC */ static int mv88e6393x_port_epc_wait_ready(struct mv88e6xxx_chip *chip, int port) { int bit = __bf_shf(MV88E6393X_PORT_EPC_CMD_BUSY); return mv88e6xxx_port_wait_bit(chip, port, MV88E6393X_PORT_EPC_CMD, bit, 0); } /* Port Ether type for 6393X family */ int mv88e6393x_port_set_ether_type(struct mv88e6xxx_chip *chip, int port, u16 etype) { u16 val; int err; err = mv88e6393x_port_epc_wait_ready(chip, port); if (err) return err; err = mv88e6xxx_port_write(chip, port, MV88E6393X_PORT_EPC_DATA, etype); if (err) return err; val = MV88E6393X_PORT_EPC_CMD_BUSY | MV88E6393X_PORT_EPC_CMD_WRITE | MV88E6393X_PORT_EPC_INDEX_PORT_ETYPE; return mv88e6xxx_port_write(chip, port, MV88E6393X_PORT_EPC_CMD, val); } /* Offset 0x0f: Port Ether type */ int mv88e6351_port_set_ether_type(struct mv88e6xxx_chip *chip, int port, u16 etype) { return mv88e6xxx_port_write(chip, port, MV88E6XXX_PORT_ETH_TYPE, etype); } /* Offset 0x18: Port IEEE Priority Remapping Registers [0-3] * Offset 0x19: Port IEEE Priority Remapping Registers [4-7] */ int mv88e6095_port_tag_remap(struct mv88e6xxx_chip *chip, int port) { int err; /* Use a direct priority mapping for all IEEE tagged frames */ err = mv88e6xxx_port_write(chip, port, MV88E6095_PORT_IEEE_PRIO_REMAP_0123, 0x3210); if (err) return err; return mv88e6xxx_port_write(chip, port, MV88E6095_PORT_IEEE_PRIO_REMAP_4567, 0x7654); } static int mv88e6xxx_port_ieeepmt_write(struct mv88e6xxx_chip *chip, int port, u16 table, u8 ptr, u16 data) { u16 reg; reg = MV88E6390_PORT_IEEE_PRIO_MAP_TABLE_UPDATE | table | (ptr << __bf_shf(MV88E6390_PORT_IEEE_PRIO_MAP_TABLE_PTR_MASK)) | (data & MV88E6390_PORT_IEEE_PRIO_MAP_TABLE_DATA_MASK); return mv88e6xxx_port_write(chip, port, MV88E6390_PORT_IEEE_PRIO_MAP_TABLE, reg); } int mv88e6390_port_tag_remap(struct mv88e6xxx_chip *chip, int port) { int err, i; u16 table; for (i = 0; i <= 7; i++) { table = MV88E6390_PORT_IEEE_PRIO_MAP_TABLE_INGRESS_PCP; err = mv88e6xxx_port_ieeepmt_write(chip, port, table, i, (i | i << 4)); if (err) return err; table = MV88E6390_PORT_IEEE_PRIO_MAP_TABLE_EGRESS_GREEN_PCP; err = mv88e6xxx_port_ieeepmt_write(chip, port, table, i, i); if (err) return err; table = MV88E6390_PORT_IEEE_PRIO_MAP_TABLE_EGRESS_YELLOW_PCP; err = mv88e6xxx_port_ieeepmt_write(chip, port, table, i, i); if (err) return err; table = MV88E6390_PORT_IEEE_PRIO_MAP_TABLE_EGRESS_AVB_PCP; err = mv88e6xxx_port_ieeepmt_write(chip, port, table, i, i); if (err) return err; } return 0; } /* Offset 0x0E: Policy Control Register */ static int mv88e6xxx_port_policy_mapping_get_pos(enum mv88e6xxx_policy_mapping mapping, enum mv88e6xxx_policy_action action, u16 *mask, u16 *val, int *shift) { switch (mapping) { case MV88E6XXX_POLICY_MAPPING_DA: *shift = __bf_shf(MV88E6XXX_PORT_POLICY_CTL_DA_MASK); *mask = MV88E6XXX_PORT_POLICY_CTL_DA_MASK; break; case MV88E6XXX_POLICY_MAPPING_SA: *shift = __bf_shf(MV88E6XXX_PORT_POLICY_CTL_SA_MASK); *mask = MV88E6XXX_PORT_POLICY_CTL_SA_MASK; break; case MV88E6XXX_POLICY_MAPPING_VTU: *shift = __bf_shf(MV88E6XXX_PORT_POLICY_CTL_VTU_MASK); *mask = MV88E6XXX_PORT_POLICY_CTL_VTU_MASK; break; case MV88E6XXX_POLICY_MAPPING_ETYPE: *shift = __bf_shf(MV88E6XXX_PORT_POLICY_CTL_ETYPE_MASK); *mask = MV88E6XXX_PORT_POLICY_CTL_ETYPE_MASK; break; case MV88E6XXX_POLICY_MAPPING_PPPOE: *shift = __bf_shf(MV88E6XXX_PORT_POLICY_CTL_PPPOE_MASK); *mask = MV88E6XXX_PORT_POLICY_CTL_PPPOE_MASK; break; case MV88E6XXX_POLICY_MAPPING_VBAS: *shift = __bf_shf(MV88E6XXX_PORT_POLICY_CTL_VBAS_MASK); *mask = MV88E6XXX_PORT_POLICY_CTL_VBAS_MASK; break; case MV88E6XXX_POLICY_MAPPING_OPT82: *shift = __bf_shf(MV88E6XXX_PORT_POLICY_CTL_OPT82_MASK); *mask = MV88E6XXX_PORT_POLICY_CTL_OPT82_MASK; break; case MV88E6XXX_POLICY_MAPPING_UDP: *shift = __bf_shf(MV88E6XXX_PORT_POLICY_CTL_UDP_MASK); *mask = MV88E6XXX_PORT_POLICY_CTL_UDP_MASK; break; default: return -EOPNOTSUPP; } switch (action) { case MV88E6XXX_POLICY_ACTION_NORMAL: *val = MV88E6XXX_PORT_POLICY_CTL_NORMAL; break; case MV88E6XXX_POLICY_ACTION_MIRROR: *val = MV88E6XXX_PORT_POLICY_CTL_MIRROR; break; case MV88E6XXX_POLICY_ACTION_TRAP: *val = MV88E6XXX_PORT_POLICY_CTL_TRAP; break; case MV88E6XXX_POLICY_ACTION_DISCARD: *val = MV88E6XXX_PORT_POLICY_CTL_DISCARD; break; default: return -EOPNOTSUPP; } return 0; } int mv88e6352_port_set_policy(struct mv88e6xxx_chip *chip, int port, enum mv88e6xxx_policy_mapping mapping, enum mv88e6xxx_policy_action action) { u16 reg, mask, val; int shift; int err; err = mv88e6xxx_port_policy_mapping_get_pos(mapping, action, &mask, &val, &shift); if (err) return err; err = mv88e6xxx_port_read(chip, port, MV88E6XXX_PORT_POLICY_CTL, ®); if (err) return err; reg &= ~mask; reg |= (val << shift) & mask; return mv88e6xxx_port_write(chip, port, MV88E6XXX_PORT_POLICY_CTL, reg); } int mv88e6393x_port_set_policy(struct mv88e6xxx_chip *chip, int port, enum mv88e6xxx_policy_mapping mapping, enum mv88e6xxx_policy_action action) { u16 mask, val; int shift; int err; u16 ptr; u8 reg; err = mv88e6xxx_port_policy_mapping_get_pos(mapping, action, &mask, &val, &shift); if (err) return err; /* The 16-bit Port Policy CTL register from older chips is on 6393x * changed to Port Policy MGMT CTL, which can access more data, but * indirectly. The original 16-bit value is divided into two 8-bit * registers. */ ptr = shift / 8; shift %= 8; mask >>= ptr * 8; err = mv88e6393x_port_policy_read(chip, port, ptr, ®); if (err) return err; reg &= ~mask; reg |= (val << shift) & mask; return mv88e6393x_port_policy_write(chip, port, ptr, reg); }
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