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ip17xx: Add VLAN tag field 

Since IP175D uses tag-based VLANs, we need an ability to set VLAN tag
of every VLAN.

Signed-off-by: Martin Mares <mj@ucw.cz>
Signed-off-by: Patrick Horn <patrick.horn@gmail.com>

SVN-Revision: 21718
lede-17.01
Gabor Juhos 2010-06-08 20:18:38 +00:00
parent d08093b8b3
commit d577cfa397
1 changed files with 44 additions and 1 deletions
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45
target/linux/generic-2.6/files/drivers/net/phy/ip175c.c
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@ -278,6 +278,7 @@ struct ip175c_state {
int num_vlans; int num_vlans;
struct vlan_state { struct vlan_state {
unsigned int ports; unsigned int ports;
unsigned int tag; // VLAN tag (IP175D only)
} vlans[MAX_VLANS]; } vlans[MAX_VLANS];
const struct register_mappings *regs; const struct register_mappings *regs;
reg proc_mii; // phy/reg for the low level register access via swconfig reg proc_mii; // phy/reg for the low level register access via swconfig
@ -743,8 +744,10 @@ static void ip175c_reset_vlan_config(struct ip175c_state *state)
state->remove_tag = (state->vlan_enabled ? ((1<<state->regs->NUM_PORTS)-1) : 0x0000); state->remove_tag = (state->vlan_enabled ? ((1<<state->regs->NUM_PORTS)-1) : 0x0000);
state->add_tag = 0x0000; state->add_tag = 0x0000;
for (i = 0; i < MAX_VLANS; i++) for (i = 0; i < MAX_VLANS; i++) {
state->vlans[i].ports = 0x0000; state->vlans[i].ports = 0x0000;
state->vlans[i].tag = (i ? i : 16);
}
for (i = 0; i < MAX_PORTS; i++) for (i = 0; i < MAX_PORTS; i++)
state->ports[i].pvid = 0; state->ports[i].pvid = 0;
} }
@ -1012,6 +1015,34 @@ static int ip175c_read_name(struct switch_dev *dev, const struct switch_attr *at
return 0; return 0;
} }
static int ip175c_get_tag(struct switch_dev *dev, const struct switch_attr *attr, struct switch_val *val)
{
struct ip175c_state *state = dev->priv;
int vlan = val->port_vlan;
if (vlan < 0 || vlan >= MAX_VLANS)
return -EINVAL;
val->value.i = state->vlans[vlan].tag;
return 0;
}
static int ip175c_set_tag(struct switch_dev *dev, const struct switch_attr *attr, struct switch_val *val)
{
struct ip175c_state *state = dev->priv;
int vlan = val->port_vlan;
int tag = val->value.i;
if (vlan < 0 || vlan >= MAX_VLANS)
return -EINVAL;
if (tag < 0 || tag > 4095)
return -EINVAL;
state->vlans[vlan].tag = tag;
return state->regs->update_state(state);
}
static int ip175c_set_port_speed(struct switch_dev *dev, const struct switch_attr *attr, struct switch_val *val) static int ip175c_set_port_speed(struct switch_dev *dev, const struct switch_attr *attr, struct switch_val *val)
{ {
struct ip175c_state *state = dev->priv; struct ip175c_state *state = dev->priv;
@ -1162,6 +1193,10 @@ enum Globals {
IP175C_REGISTER_ERRNO, IP175C_REGISTER_ERRNO,
}; };
enum Vlans {
IP175C_VLAN_TAG,
};
static const struct switch_attr ip175c_global[] = { static const struct switch_attr ip175c_global[] = {
[IP175C_ENABLE_VLAN] = { [IP175C_ENABLE_VLAN] = {
.id = IP175C_ENABLE_VLAN, .id = IP175C_ENABLE_VLAN,
@ -1207,6 +1242,14 @@ static const struct switch_attr ip175c_global[] = {
}; };
static const struct switch_attr ip175c_vlan[] = { static const struct switch_attr ip175c_vlan[] = {
[IP175C_VLAN_TAG] = {
.id = IP175C_VLAN_TAG,
.type = SWITCH_TYPE_INT,
.description = "VLAN tag (0-4095) [IP175D only]",
.name = "tag",
.get = ip175c_get_tag,
.set = ip175c_set_tag,
}
}; };
static const struct switch_attr ip175c_port[] = { static const struct switch_attr ip175c_port[] = {