summaryrefslogtreecommitdiffstats
path: root/target/linux/generic-2.6/files
diff options
context:
space:
mode:
Diffstat (limited to 'target/linux/generic-2.6/files')
-rw-r--r--target/linux/generic-2.6/files/drivers/net/phy/ip175c.c212
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);
}
generated by cgit v1.2.3 (git 2.25.1) at 2024-12-25 19:42:27 +0000