diff options
| -rw-r--r-- | target/linux/generic-2.6/files/drivers/net/phy/ip175c.c | 212 |
1 files changed, 3 insertions, 209 deletions
diff --git a/target/linux/generic-2.6/files/drivers/net/phy/ip175c.c b/target/linux/generic-2.6/files/drivers/net/phy/ip175c.c index 3f21d72b6..58ee675f0 100644 --- a/target/linux/generic-2.6/files/drivers/net/phy/ip175c.c +++ b/target/linux/generic-2.6/files/drivers/net/phy/ip175c.c @@ -101,15 +101,11 @@ struct register_mappings { bitnum SIMPLE_VLAN_REGISTERS; // 175C has two vlans per register but 178C has only one. // Pointers to functions which manipulate hardware state - int (*get_flags)(struct ip175c_state *state); - int (*get_state)(struct ip175c_state *state); int (*update_state)(struct ip175c_state *state); int (*set_vlan_mode)(struct ip175c_state *state); int (*reset)(struct ip175c_state *state); }; -static int ip175c_get_flags(struct ip175c_state *state); -static int ip175c_get_state(struct ip175c_state *state); static int ip175c_update_state(struct ip175c_state *state); static int ip175c_set_vlan_mode(struct ip175c_state *state); static int ip175c_do_reset(struct ip175c_state *state); @@ -156,8 +152,6 @@ static const struct register_mappings IP178C = { .MII_REGISTER_EN = NOTSUPPORTED, - .get_flags = ip175c_get_flags, - .get_state = ip175c_get_state, .update_state = ip175c_update_state, .set_vlan_mode = ip175c_set_vlan_mode, .reset = ip175c_do_reset, @@ -205,8 +199,6 @@ static const struct register_mappings IP175C = { .MII_REGISTER_EN = NOTSUPPORTED, - .get_flags = ip175c_get_flags, - .get_state = ip175c_get_state, .update_state = ip175c_update_state, .set_vlan_mode = ip175c_set_vlan_mode, .reset = ip175c_do_reset, @@ -255,16 +247,12 @@ static const struct register_mappings IP175A = { .MII_REGISTER_EN = {0, 18}, .MII_REGISTER_EN_BIT = 7, - .get_flags = ip175c_get_flags, - .get_state = ip175c_get_state, .update_state = ip175c_update_state, .set_vlan_mode = ip175c_set_vlan_mode, .reset = ip175c_do_reset, }; -static int ip175d_get_flags(struct ip175c_state *state); -static int ip175d_get_state(struct ip175c_state *state); static int ip175d_update_state(struct ip175c_state *state); static int ip175d_set_vlan_mode(struct ip175c_state *state); static int ip175d_reset(struct ip175c_state *state); @@ -306,8 +294,6 @@ static const struct register_mappings IP175D = { .MII_REGISTER_EN = NOTSUPPORTED, - .get_flags = ip175d_get_flags, - .get_state = ip175d_get_state, .update_state = ip175d_update_state, .set_vlan_mode = ip175d_set_vlan_mode, .reset = ip175d_reset, @@ -471,143 +457,6 @@ static int get_model(struct ip175c_state *state) /*** Low-level functions for the older models ***/ -/** Get only the vlan and router flags on the router **/ -static int ip175c_get_flags(struct ip175c_state *state) -{ - int val; - - state->router_mode = 0; - state->vlan_enabled = -1; // hack - state->num_vlans = 0; - - if (!REG_SUPP(state->regs->ROUTER_CONTROL_REG)) { - return 0; // not an error if it doesn't support enable vlan. - } - - val = getPhy(state, state->regs->ROUTER_CONTROL_REG); - if (val < 0) { - return val; - } - if (state->regs->ROUTER_EN_BIT >= 0) - state->router_mode = ((val>>state->regs->ROUTER_EN_BIT) & 1); - - if (state->regs->NUMLAN_GROUPS_BIT >= 0) { - state->num_vlans = (val >> state->regs->NUMLAN_GROUPS_BIT); - state->num_vlans &= (state->regs->NUMLAN_GROUPS_MAX-1); - state->num_vlans+=1; // does not include WAN. - } - - val = getPhy(state, state->regs->VLAN_CONTROL_REG); - if (val < 0) { - return 0; - } - if (state->regs->TAG_VLAN_BIT >= 0) - state->vlan_enabled = ((val>>state->regs->TAG_VLAN_BIT) & 1); - - return 0; -} - -/** Get all state variables for VLAN mappings and port-based tagging **/ -static int ip175c_get_state(struct ip175c_state *state) -{ - int i, j; - int ret; - - ret = ip175c_get_flags(state); - if (ret < 0) { - return ret; - } - - GET_PORT_BITS(state, state->remove_tag, - state->regs->REMOVE_TAG_REG, state->regs->REMOVE_TAG_BIT); - GET_PORT_BITS(state, state->add_tag, - state->regs->ADD_TAG_REG, state->regs->ADD_TAG_BIT); - - if (state->vlan_enabled == -1) { - // not sure how to get this... - state->vlan_enabled = (state->remove_tag || state->add_tag); - } - - if (REG_SUPP(state->regs->VLAN_LOOKUP_REG)) { - for (j=0; j<MAX_PORTS; j++) { - state->ports[j].shareports = 0; // initialize them in case. - } - for (j=0; j<state->regs->NUM_PORTS; j++) { - reg addr; - const bitnum *bit_lookup = (j%2==0)? - state->regs->VLAN_LOOKUP_EVEN_BIT: - state->regs->VLAN_LOOKUP_ODD_BIT; - addr = state->regs->VLAN_LOOKUP_REG; - if (state->regs->SIMPLE_VLAN_REGISTERS) { - addr.m += j; - } else { - switch (j) { - case 0: - case 1: - break; - case 2: - case 3: - addr.m+=1; - break; - case 4: - addr.m+=2; - break; - case 5: - addr = state->regs->VLAN_LOOKUP_REG_5; - break; - } - } - - if (REG_SUPP(addr)) { - GET_PORT_BITS(state, state->ports[j].shareports, addr, bit_lookup); - } - } - } else { - for (j=0; j<MAX_PORTS; j++) { - state->ports[j].shareports = 0xff; - } - } - - for (i=0; i<MAX_PORTS; i++) { - if (REG_SUPP(state->regs->VLAN_DEFAULT_TAG_REG[i])) { - int val = getPhy(state, state->regs->VLAN_DEFAULT_TAG_REG[i]); - if (val < 0) { - return val; - } - state->ports[i].pvid = val; - } else { - state->ports[i].pvid = 0; - } - } - - if (REG_SUPP(state->regs->TAG_VLAN_MASK_REG)) { - for (j=0; j<MAX_VLANS; j++) { - reg addr = state->regs->TAG_VLAN_MASK_REG; - const bitnum *bit_lookup = (j%2==0)? - state->regs->TAG_VLAN_MASK_EVEN_BIT: - state->regs->TAG_VLAN_MASK_ODD_BIT; - if (state->regs->SIMPLE_VLAN_REGISTERS) { - addr.m += j; - } else { - addr.m += j/2; - } - GET_PORT_BITS(state, state->vlans[j].ports, addr, bit_lookup); - } - } else { - for (j=0; j<MAX_VLANS; j++) { - state->vlans[j].ports = 0; - for (i=0; i<state->regs->NUM_PORTS; i++) { - if ((state->ports[i].pvid == j) || - (state->ports[i].pvid == 0)) { - state->vlans[j].ports |= (1<<i); - } - } - } - } - - return 0; -} - /** Only set vlan and router flags in the switch **/ static int ip175c_set_flags(struct ip175c_state *state) { @@ -663,7 +512,6 @@ static int ip175c_set_state(struct ip175c_state *state) state->regs->VLAN_LOOKUP_EVEN_BIT: state->regs->VLAN_LOOKUP_ODD_BIT; - // duplicate code -- sorry addr = state->regs->VLAN_LOOKUP_REG; if (state->regs->SIMPLE_VLAN_REGISTERS) { addr.m += j; @@ -776,23 +624,11 @@ static int ip175c_do_reset(struct ip175c_state *state) return err; } - return 0; + return ip175c_update_state(state); } /*** Low-level functions for IP175D ***/ -static int ip175d_get_flags(struct ip175c_state *state) -{ - // We keep the configuration of the switch cached, so get doesn't do anything - return 0; -} - -static int ip175d_get_state(struct ip175c_state *state) -{ - // Again, the configuration is fully cached - return 0; -} - static int ip175d_update_state(struct ip175c_state *state) { unsigned int filter_mask = 0; @@ -898,11 +734,7 @@ static int ip175d_reset(struct ip175c_state *state) static int ip175c_get_enable_vlan(struct switch_dev *dev, const struct switch_attr *attr, struct switch_val *val) { struct ip175c_state *state = dev->priv; - int err; - err = state->regs->get_state(state); // May be set in get_state. - if (err < 0) - return err; val->value.i = state->vlan_enabled; return 0; } @@ -924,14 +756,9 @@ static void ip175c_reset_vlan_config(struct ip175c_state *state) static int ip175c_set_enable_vlan(struct switch_dev *dev, const struct switch_attr *attr, struct switch_val *val) { struct ip175c_state *state = dev->priv; - int err; int enable; - err = state->regs->get_state(state); - if (err < 0) - return err; enable = val->value.i; - if (state->vlan_enabled == enable) { // Do not change any state. return 0; @@ -947,7 +774,6 @@ static int ip175c_set_enable_vlan(struct switch_dev *dev, const struct switch_at static int ip175c_get_ports(struct switch_dev *dev, struct switch_val *val) { struct ip175c_state *state = dev->priv; - int err; int b; int ind; unsigned int ports; @@ -955,10 +781,6 @@ static int ip175c_get_ports(struct switch_dev *dev, struct switch_val *val) if (val->port_vlan >= dev->vlans || val->port_vlan < 0) return -EINVAL; - err = state->regs->get_state(state); - if (err<0) - return err; - ports = state->vlans[val->port_vlan].ports; b = 0; ind = 0; @@ -981,15 +803,10 @@ static int ip175c_set_ports(struct switch_dev *dev, struct switch_val *val) { struct ip175c_state *state = dev->priv; int i; - int err; if (val->port_vlan >= dev->vlans || val->port_vlan < 0) return -EINVAL; - err = state->regs->get_state(state); - if (err < 0) - return err; - state->vlans[val->port_vlan].ports = 0; for (i = 0; i < val->len; i++) { unsigned int bitmask = (1<<val->value.ports[i].id); @@ -1009,11 +826,6 @@ static int ip175c_set_ports(struct switch_dev *dev, struct switch_val *val) static int ip175c_apply(struct switch_dev *dev) { struct ip175c_state *state = dev->priv; - int err; - - err = state->regs->get_flags(state); - if (err < 0) - return err; if (REG_SUPP(state->regs->MII_REGISTER_EN)) { int val = getPhy(state, state->regs->MII_REGISTER_EN); @@ -1031,10 +843,6 @@ static int ip175c_reset(struct switch_dev *dev) struct ip175c_state *state = dev->priv; int i, err; - err = state->regs->get_flags(state); - if (err < 0) - return err; - if (REG_SUPP(state->regs->RESET_REG)) { err = setPhy(state, state->regs->RESET_REG, state->regs->RESET_VAL); if (err < 0) @@ -1056,6 +864,8 @@ static int ip175c_reset(struct switch_dev *dev) return err; } + state->router_mode = 0; + state->vlan_enabled = 0; ip175c_reset_vlan_config(state); return state->regs->reset(state); @@ -1064,11 +874,6 @@ static int ip175c_reset(struct switch_dev *dev) static int ip175c_get_tagged(struct switch_dev *dev, const struct switch_attr *attr, struct switch_val *val) { struct ip175c_state *state = dev->priv; - int err; - - err = state->regs->get_state(state); - if (err < 0) - return err; if (state->add_tag & (1<<val->port_vlan)) { if (state->remove_tag & (1<<val->port_vlan)) @@ -1087,11 +892,6 @@ static int ip175c_get_tagged(struct switch_dev *dev, const struct switch_attr *a static int ip175c_set_tagged(struct switch_dev *dev, const struct switch_attr *attr, struct switch_val *val) { struct ip175c_state *state = dev->priv; - int err; - - err = state->regs->get_state(state); - if (err < 0) - return err; state->add_tag &= ~(1<<val->port_vlan); state->remove_tag &= ~(1<<val->port_vlan); @@ -1331,17 +1131,11 @@ static int ip175c_get_pvid(struct switch_dev *dev, int port, int *val) static int ip175c_set_pvid(struct switch_dev *dev, int port, int val) { struct ip175c_state *state = dev->priv; - int err; if (val < 0 || val >= MAX_VLANS) return -EINVAL; - err = state->regs->get_state(state); - if (err < 0) - return err; - state->ports[port].pvid = val; - return state->regs->update_state(state); } |