From f6e7074924de3629401831cfcf4760cad6d4cd43 Mon Sep 17 00:00:00 2001 From: Jo-Philipp Wich Date: Sat, 24 May 2014 17:04:12 +0000 Subject: [PATCH] Revert "ar71xx: Fix tagged+untagged operation on AR8327N (#12181)" Revert the tagged + untagged rework for now due to regressions in vlan setup on certain AR83xx switches. Signed-off-by: Jo-Philipp Wich SVN-Revision: 40842 --- .../generic/files/drivers/net/phy/ar8216.c | 226 ++++++------------ 1 file changed, 72 insertions(+), 154 deletions(-) diff --git a/target/linux/generic/files/drivers/net/phy/ar8216.c b/target/linux/generic/files/drivers/net/phy/ar8216.c index 8d69be683e..3f60878723 100644 --- a/target/linux/generic/files/drivers/net/phy/ar8216.c +++ b/target/linux/generic/files/drivers/net/phy/ar8216.c @@ -73,11 +73,12 @@ struct ar8xxx_chip { void (*init_globals)(struct ar8xxx_priv *priv); void (*init_port)(struct ar8xxx_priv *priv, int port); - void (*setup_port)(struct ar8xxx_priv *priv, int port, u32 members); + void (*setup_port)(struct ar8xxx_priv *priv, int port, u32 egress, + u32 ingress, u32 members, u32 pvid); u32 (*read_port_status)(struct ar8xxx_priv *priv, int port); int (*atu_flush)(struct ar8xxx_priv *priv); void (*vtu_flush)(struct ar8xxx_priv *priv); - void (*vtu_load_vlan)(struct ar8xxx_priv *priv, u32 vlan); + void (*vtu_load_vlan)(struct ar8xxx_priv *priv, u32 vid, u32 port_mask); const struct ar8xxx_mib_desc *mib_decs; unsigned num_mibs; @@ -111,12 +112,7 @@ struct ar8327_led { enum ar8327_led_pattern pattern; }; -struct ar8216_data { - u8 vlan_tagged; -}; - struct ar8327_data { - u8 vlan_tagged[AR8X16_MAX_VLANS]; u32 port0_status; u32 port6_status; @@ -142,7 +138,6 @@ struct ar8xxx_priv { u8 chip_rev; const struct ar8xxx_chip *chip; union { - struct ar8216_data ar8216; struct ar8327_data ar8327; } chip_data; bool initialized; @@ -164,6 +159,7 @@ struct ar8xxx_priv { bool vlan; u16 vlan_id[AR8X16_MAX_VLANS]; u8 vlan_table[AR8X16_MAX_VLANS]; + u8 vlan_tagged; u16 pvid[AR8X16_MAX_PORTS]; /* mirroring */ @@ -645,7 +641,7 @@ ar8216_mangle_rx(struct net_device *dev, struct sk_buff *skb) port = buf[0] & 0xf; /* no need to fix up packets coming from a tagged source */ - if (priv->chip_data.ar8216.vlan_tagged & BIT(port)) + if (priv->vlan_tagged & (1 << port)) return; /* lookup port vid from local table, the switch passes an invalid vlan id */ @@ -699,15 +695,11 @@ ar8216_vtu_flush(struct ar8xxx_priv *priv) } static void -ar8216_vtu_load_vlan(struct ar8xxx_priv *priv, u32 vlan) +ar8216_vtu_load_vlan(struct ar8xxx_priv *priv, u32 vid, u32 port_mask) { u32 op; - u32 vid = priv->vlan_id[vlan]; - u32 port_mask = priv->vlan_table[vlan]; - op = AR8216_VTU_OP_LOAD | (vid << AR8216_VTU_VID_S); - ar8216_vtu_op(priv, op, port_mask); } @@ -730,26 +722,10 @@ ar8216_read_port_status(struct ar8xxx_priv *priv, int port) } static void -ar8216_setup_port(struct ar8xxx_priv *priv, int port, u32 members) +ar8216_setup_port(struct ar8xxx_priv *priv, int port, u32 egress, u32 ingress, + u32 members, u32 pvid) { u32 header; - u32 egress, ingress; - u32 pvid; - - if (priv->vlan) { - pvid = priv->vlan_id[priv->pvid[port]]; - if (priv->chip_data.ar8216.vlan_tagged & BIT(port)) - egress = AR8216_OUT_ADD_VLAN; - else - egress = AR8216_OUT_STRIP_VLAN; - ingress = AR8216_IN_SECURE; - } else { - pvid = port; - egress = AR8216_OUT_KEEP; - ingress = AR8216_IN_PORT_ONLY; - } - - if (chip_is_ar8216(priv) && priv->vlan && port == AR8216_PORT_CPU) header = AR8216_PORT_CTRL_HEADER; @@ -831,24 +807,9 @@ static const struct ar8xxx_chip ar8216_chip = { }; static void -ar8236_setup_port(struct ar8xxx_priv *priv, int port, u32 members) +ar8236_setup_port(struct ar8xxx_priv *priv, int port, u32 egress, u32 ingress, + u32 members, u32 pvid) { - u32 egress, ingress; - u32 pvid; - - if (priv->vlan) { - pvid = priv->vlan_id[priv->pvid[port]]; - if (priv->chip_data.ar8216.vlan_tagged & BIT(port)) - egress = AR8216_OUT_ADD_VLAN; - else - egress = AR8216_OUT_STRIP_VLAN; - ingress = AR8216_IN_SECURE; - } else { - pvid = port; - egress = AR8216_OUT_KEEP; - ingress = AR8216_IN_PORT_ONLY; - } - ar8xxx_rmw(priv, AR8216_REG_PORT_CTRL(port), AR8216_PORT_CTRL_LEARN | AR8216_PORT_CTRL_VLAN_MODE | AR8216_PORT_CTRL_SINGLE_VLAN | AR8216_PORT_CTRL_STATE | @@ -1735,16 +1696,12 @@ ar8327_vtu_flush(struct ar8xxx_priv *priv) } static void -ar8327_vtu_load_vlan(struct ar8xxx_priv *priv, u32 vlan) +ar8327_vtu_load_vlan(struct ar8xxx_priv *priv, u32 vid, u32 port_mask) { - u32 op, val; + u32 op; + u32 val; int i; - u32 vid = priv->vlan_id[vlan]; - u32 port_mask = priv->vlan_table[vlan]; - u32 tagged = priv->chip_data.ar8327.vlan_tagged[vlan]; - - op = AR8327_VTU_FUNC1_OP_LOAD | (vid << AR8327_VTU_FUNC1_VID_S); val = AR8327_VTU_FUNC0_VALID | AR8327_VTU_FUNC0_IVL; for (i = 0; i < AR8327_NUM_PORTS; i++) { @@ -1754,7 +1711,7 @@ ar8327_vtu_load_vlan(struct ar8xxx_priv *priv, u32 vlan) mode = AR8327_VTU_FUNC0_EG_MODE_NOT; else if (priv->vlan == 0) mode = AR8327_VTU_FUNC0_EG_MODE_KEEP; - else if (tagged & BIT(i)) + else if (priv->vlan_tagged & BIT(i)) mode = AR8327_VTU_FUNC0_EG_MODE_TAG; else mode = AR8327_VTU_FUNC0_EG_MODE_UNTAG; @@ -1765,27 +1722,29 @@ ar8327_vtu_load_vlan(struct ar8xxx_priv *priv, u32 vlan) } static void -ar8327_setup_port(struct ar8xxx_priv *priv, int port, u32 members) +ar8327_setup_port(struct ar8xxx_priv *priv, int port, u32 egress, u32 ingress, + u32 members, u32 pvid) { - u32 ingress, mode; - u32 pvid; - u32 t; - - if (priv->vlan) { - pvid = priv->vlan_id[priv->pvid[port]]; - mode = AR8327_PORT_VLAN1_OUT_MODE_UNMOD; - ingress = AR8216_IN_SECURE; - } else { - pvid = port; - mode = AR8327_PORT_VLAN1_OUT_MODE_UNTOUCH; - ingress = AR8216_IN_PORT_ONLY; - } + u32 mode; t = pvid << AR8327_PORT_VLAN0_DEF_SVID_S; t |= pvid << AR8327_PORT_VLAN0_DEF_CVID_S; priv->write(priv, AR8327_REG_PORT_VLAN0(port), t); + mode = AR8327_PORT_VLAN1_OUT_MODE_UNMOD; + switch (egress) { + case AR8216_OUT_KEEP: + mode = AR8327_PORT_VLAN1_OUT_MODE_UNTOUCH; + break; + case AR8216_OUT_STRIP_VLAN: + mode = AR8327_PORT_VLAN1_OUT_MODE_UNTAG; + break; + case AR8216_OUT_ADD_VLAN: + mode = AR8327_PORT_VLAN1_OUT_MODE_TAG; + break; + } + t = AR8327_PORT_VLAN1_PORT_VLAN_PROP; t |= mode << AR8327_PORT_VLAN1_OUT_MODE_S; priv->write(priv, AR8327_REG_PORT_VLAN1(port), t); @@ -1883,20 +1842,23 @@ ar8xxx_sw_get_port_link(struct switch_dev *dev, int port, } static int -ar8xxx_sw_get_ports(struct switch_val *val, int ports, u8 port_mask, u8 tagged) +ar8xxx_sw_get_ports(struct switch_dev *dev, struct switch_val *val) { + struct ar8xxx_priv *priv = swdev_to_ar8xxx(dev); + u8 ports = priv->vlan_table[val->port_vlan]; int i; + val->len = 0; - for (i = 0; i < ports; i++) { + for (i = 0; i < dev->ports; i++) { struct switch_port *p; - if (!(port_mask & BIT(i))) + if (!(ports & (1 << i))) continue; p = &val->value.ports[val->len++]; p->id = i; - if (tagged & BIT(i)) - p->flags = BIT(SWITCH_PORT_FLAG_TAGGED); + if (priv->vlan_tagged & (1 << i)) + p->flags = (1 << SWITCH_PORT_FLAG_TAGGED); else p->flags = 0; } @@ -1904,56 +1866,20 @@ ar8xxx_sw_get_ports(struct switch_val *val, int ports, u8 port_mask, u8 tagged) } static int -ar8216_sw_get_ports(struct switch_dev *dev, struct switch_val *val) -{ - int ports = dev->ports; - struct ar8xxx_priv *priv = swdev_to_ar8xxx(dev); - u8 port_mask = priv->vlan_table[val->port_vlan]; - u8 tagged = priv->chip_data.ar8216.vlan_tagged; - - return ar8xxx_sw_get_ports(val, ports, port_mask, tagged); -} - -static int -ar8327_sw_get_ports(struct switch_dev *dev, struct switch_val *val) -{ - int ports = dev->ports; - struct ar8xxx_priv *priv = swdev_to_ar8xxx(dev); - u8 port_mask = priv->vlan_table[val->port_vlan]; - u8 tagged = priv->chip_data.ar8327.vlan_tagged[val->port_vlan]; - - return ar8xxx_sw_get_ports(val, ports, port_mask, tagged); -} - -static int -ar8216_sw_set_ports(struct switch_dev *dev, struct switch_val *val) +ar8xxx_sw_set_ports(struct switch_dev *dev, struct switch_val *val) { struct ar8xxx_priv *priv = swdev_to_ar8xxx(dev); u8 *vt = &priv->vlan_table[val->port_vlan]; - u8 *tagged = &priv->chip_data.ar8216.vlan_tagged; - int i, j; *vt = 0; for (i = 0; i < val->len; i++) { struct switch_port *p = &val->value.ports[i]; - if (p->flags & BIT(SWITCH_PORT_FLAG_TAGGED)) { - - /* if port was untagged before then - * remove him from other vlans */ - if(*tagged & BIT(p->id)){ - for (j = 0; j < AR8X16_MAX_VLANS; j++) { - if (j == val->port_vlan) - continue; - - priv->vlan_table[j] &= ~(BIT(p->id)); - } - } - - *tagged |= BIT(p->id); + if (p->flags & (1 << SWITCH_PORT_FLAG_TAGGED)) { + priv->vlan_tagged |= (1 << p->id); } else { - *tagged &= ~(BIT(p->id)); + priv->vlan_tagged &= ~(1 << p->id); priv->pvid[p->id] = val->port_vlan; /* make sure that an untagged port does not @@ -1961,38 +1887,11 @@ ar8216_sw_set_ports(struct switch_dev *dev, struct switch_val *val) for (j = 0; j < AR8X16_MAX_VLANS; j++) { if (j == val->port_vlan) continue; - - priv->vlan_table[j] &= ~(BIT(p->id)); + priv->vlan_table[j] &= ~(1 << p->id); } } - *vt |= BIT(p->id); - } - return 0; -} - -static int -ar8327_sw_set_ports(struct switch_dev *dev, struct switch_val *val) -{ - struct ar8xxx_priv *priv = swdev_to_ar8xxx(dev); - u8 *vt = &priv->vlan_table[val->port_vlan]; - u8 *vlan_tagged = priv->chip_data.ar8327.vlan_tagged; - u8 *tagged = &vlan_tagged[val->port_vlan]; - - int i, j; - - *vt = 0; - *tagged = 0; - for (i = 0; i < val->len; i++) { - struct switch_port *p = &val->value.ports[i]; - - if (p->flags & BIT(SWITCH_PORT_FLAG_TAGGED)) { - *tagged |= BIT(p->id); - } else { - priv->pvid[p->id] = val->port_vlan; - } - - *vt |= BIT(p->id); + *vt |= 1 << p->id; } return 0; } @@ -2111,11 +2010,13 @@ ar8xxx_sw_hw_apply(struct switch_dev *dev) continue; for (i = 0; i < dev->ports; i++) { - u8 mask = BIT(i); + u8 mask = (1 << i); if (vp & mask) portmask[i] |= vp & ~mask; } - priv->chip->vtu_load_vlan(priv, j); + + priv->chip->vtu_load_vlan(priv, priv->vlan_id[j], + priv->vlan_table[j]); } } else { /* vlan disabled: @@ -2124,14 +2025,31 @@ ar8xxx_sw_hw_apply(struct switch_dev *dev) if (i == AR8216_PORT_CPU) continue; - portmask[i] = BIT(AR8216_PORT_CPU); - portmask[AR8216_PORT_CPU] |= BIT(i); + portmask[i] = 1 << AR8216_PORT_CPU; + portmask[AR8216_PORT_CPU] |= (1 << i); } } /* update the port destination mask registers and tag settings */ for (i = 0; i < dev->ports; i++) { - priv->chip->setup_port(priv, i, portmask[i]); + int egress, ingress; + int pvid; + + if (priv->vlan) { + pvid = priv->vlan_id[priv->pvid[i]]; + if (priv->vlan_tagged & (1 << i)) + egress = AR8216_OUT_ADD_VLAN; + else + egress = AR8216_OUT_STRIP_VLAN; + ingress = AR8216_IN_SECURE; + } else { + pvid = i; + egress = AR8216_OUT_KEEP; + ingress = AR8216_IN_PORT_ONLY; + } + + priv->chip->setup_port(priv, i, egress, ingress, portmask[i], + pvid); } ar8xxx_set_mirror_regs(priv); @@ -2515,8 +2433,8 @@ static const struct switch_dev_ops ar8xxx_sw_ops = { }, .get_port_pvid = ar8xxx_sw_get_pvid, .set_port_pvid = ar8xxx_sw_set_pvid, - .get_vlan_ports = ar8216_sw_get_ports, - .set_vlan_ports = ar8216_sw_set_ports, + .get_vlan_ports = ar8xxx_sw_get_ports, + .set_vlan_ports = ar8xxx_sw_set_ports, .apply_config = ar8xxx_sw_hw_apply, .reset_switch = ar8xxx_sw_reset_switch, .get_port_link = ar8xxx_sw_get_port_link, @@ -2537,8 +2455,8 @@ static const struct switch_dev_ops ar8327_sw_ops = { }, .get_port_pvid = ar8xxx_sw_get_pvid, .set_port_pvid = ar8xxx_sw_set_pvid, - .get_vlan_ports = ar8327_sw_get_ports, - .set_vlan_ports = ar8327_sw_set_ports, + .get_vlan_ports = ar8xxx_sw_get_ports, + .set_vlan_ports = ar8xxx_sw_set_ports, .apply_config = ar8xxx_sw_hw_apply, .reset_switch = ar8xxx_sw_reset_switch, .get_port_link = ar8xxx_sw_get_port_link, -- 2.30.2