From d577cfa397c08d961c5fa5e3faef1ea8cd7a53b7 Mon Sep 17 00:00:00 2001 From: Gabor Juhos Date: Tue, 8 Jun 2010 20:18:38 +0000 Subject: [PATCH] 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 Signed-off-by: Patrick Horn SVN-Revision: 21718 --- .../files/drivers/net/phy/ip175c.c | 45 ++++++++++++++++++- 1 file changed, 44 insertions(+), 1 deletion(-) 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 187fcfeaf5..706c973c1c 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 @@ -278,6 +278,7 @@ struct ip175c_state { int num_vlans; struct vlan_state { unsigned int ports; + unsigned int tag; // VLAN tag (IP175D only) } vlans[MAX_VLANS]; const struct register_mappings *regs; 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<regs->NUM_PORTS)-1) : 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].tag = (i ? i : 16); + } for (i = 0; i < MAX_PORTS; i++) 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; } +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) { struct ip175c_state *state = dev->priv; @@ -1162,6 +1193,10 @@ enum Globals { IP175C_REGISTER_ERRNO, }; +enum Vlans { + IP175C_VLAN_TAG, +}; + static const struct switch_attr ip175c_global[] = { [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[] = { + [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[] = { -- 2.30.2