diff options
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/net/dsa/mv88e6123_61_65.c | 54 |
1 files changed, 38 insertions, 16 deletions
diff --git a/drivers/net/dsa/mv88e6123_61_65.c b/drivers/net/dsa/mv88e6123_61_65.c index 2d7e1ff..6480f778 100644 --- a/drivers/net/dsa/mv88e6123_61_65.c +++ b/drivers/net/dsa/mv88e6123_61_65.c @@ -27,25 +27,25 @@ static char *mv88e6123_61_65_probe(struct device *host_dev, int sw_addr) ret = __mv88e6xxx_reg_read(bus, sw_addr, REG_PORT(0), 0x03); if (ret >= 0) { - if (ret == 0x1212) + if (ret == ID_6123_A1) return "Marvell 88E6123 (A1)"; - if (ret == 0x1213) + if (ret == ID_6123_A2) return "Marvell 88E6123 (A2)"; - if ((ret & 0xfff0) == 0x1210) + if ((ret & 0xfff0) == ID_6123) return "Marvell 88E6123"; - if (ret == 0x1612) + if (ret == ID_6161_A1) return "Marvell 88E6161 (A1)"; - if (ret == 0x1613) + if (ret == ID_6161_A2) return "Marvell 88E6161 (A2)"; - if ((ret & 0xfff0) == 0x1610) + if ((ret & 0xfff0) == ID_6161) return "Marvell 88E6161"; - if (ret == 0x1652) + if (ret == ID_6165_A1) return "Marvell 88E6165 (A1)"; - if (ret == 0x1653) + if (ret == ID_6165_A2) return "Marvell 88e6165 (A2)"; - if ((ret & 0xfff0) == 0x1650) + if ((ret & 0xfff0) == ID_6165) return "Marvell 88E6165"; } @@ -54,12 +54,13 @@ static char *mv88e6123_61_65_probe(struct device *host_dev, int sw_addr) static int mv88e6123_61_65_switch_reset(struct dsa_switch *ds) { + struct mv88e6xxx_priv_state *ps = ds_to_priv(ds); int i; int ret; unsigned long timeout; /* Set all ports to the disabled state. */ - for (i = 0; i < 8; i++) { + for (i = 0; i < ps->num_ports; i++) { ret = REG_READ(REG_PORT(i), 0x04); REG_WRITE(REG_PORT(i), 0x04, ret & 0xfffc); } @@ -271,6 +272,7 @@ static int mv88e6123_61_65_setup_port(struct dsa_switch *ds, int p) static int mv88e6123_61_65_setup(struct dsa_switch *ds) { + struct mv88e6xxx_priv_state *ps = ds_to_priv(ds); int i; int ret; @@ -278,6 +280,18 @@ static int mv88e6123_61_65_setup(struct dsa_switch *ds) if (ret < 0) return ret; + switch (ps->id) { + case ID_6123: + ps->num_ports = 3; + break; + case ID_6161: + case ID_6165: + ps->num_ports = 6; + break; + default: + return -ENODEV; + } + ret = mv88e6123_61_65_switch_reset(ds); if (ret < 0) return ret; @@ -288,7 +302,7 @@ static int mv88e6123_61_65_setup(struct dsa_switch *ds) if (ret < 0) return ret; - for (i = 0; i < 6; i++) { + for (i = 0; i < ps->num_ports; i++) { ret = mv88e6123_61_65_setup_port(ds, i); if (ret < 0) return ret; @@ -297,20 +311,25 @@ static int mv88e6123_61_65_setup(struct dsa_switch *ds) return 0; } -static int mv88e6123_61_65_port_to_phy_addr(int port) +static int mv88e6123_61_65_port_to_phy_addr(struct dsa_switch *ds, int port) { - if (port >= 0 && port <= 4) + struct mv88e6xxx_priv_state *ps = ds_to_priv(ds); + + if (port >= 0 && port < ps->num_ports) return port; - return -1; + return -EINVAL; } static int mv88e6123_61_65_phy_read(struct dsa_switch *ds, int port, int regnum) { struct mv88e6xxx_priv_state *ps = ds_to_priv(ds); - int addr = mv88e6123_61_65_port_to_phy_addr(port); + int addr = mv88e6123_61_65_port_to_phy_addr(ds, port); int ret; + if (addr < 0) + return addr; + mutex_lock(&ps->phy_mutex); ret = mv88e6xxx_phy_read(ds, addr, regnum); mutex_unlock(&ps->phy_mutex); @@ -322,9 +341,12 @@ mv88e6123_61_65_phy_write(struct dsa_switch *ds, int port, int regnum, u16 val) { struct mv88e6xxx_priv_state *ps = ds_to_priv(ds); - int addr = mv88e6123_61_65_port_to_phy_addr(port); + int addr = mv88e6123_61_65_port_to_phy_addr(ds, port); int ret; + if (addr < 0) + return addr; + mutex_lock(&ps->phy_mutex); ret = mv88e6xxx_phy_write(ds, addr, regnum, val); mutex_unlock(&ps->phy_mutex); |