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backfire: generic: rtl8366: update vlan handling code of rtl8366rb (backport of r21921)
git-svn-id: svn://svn.openwrt.org/openwrt/branches/backfire@21940 3c298f89-4303-0410-b956-a3cf2f4a3e73
This commit is contained in:
juhosg
parent
600459faa6
commit
2933caf913
@ -642,8 +642,7 @@ static int rtl8366rb_set_vlan_mc(struct rtl8366_smi *smi, u32 index,
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return 0;
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}
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static int rtl8366rb_get_port_vlan_index(struct rtl8366_smi *smi, int port,
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int *val)
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static int rtl8366rb_get_mc_index(struct rtl8366_smi *smi, int port, int *val)
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{
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u32 data;
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int err;
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@ -663,27 +662,7 @@ static int rtl8366rb_get_port_vlan_index(struct rtl8366_smi *smi, int port,
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}
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static int rtl8366rb_get_vlan_port_pvid(struct rtl8366_smi *smi, int port,
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int *val)
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{
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struct rtl8366_vlan_mc vlanmc;
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int err;
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int index;
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err = rtl8366rb_get_port_vlan_index(smi, port, &index);
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if (err)
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return err;
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err = rtl8366rb_get_vlan_mc(smi, index, &vlanmc);
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if (err)
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return err;
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*val = vlanmc.vid;
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return 0;
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}
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static int rtl8366rb_set_port_vlan_index(struct rtl8366_smi *smi, int port,
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int index)
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static int rtl8366rb_set_mc_index(struct rtl8366_smi *smi, int port, int index)
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{
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if (port >= RTL8366_NUM_PORTS || index >= RTL8366_NUM_VLANS)
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return -EINVAL;
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@ -695,75 +674,170 @@ static int rtl8366rb_set_port_vlan_index(struct rtl8366_smi *smi, int port,
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RTL8366S_PORT_VLAN_CTRL_SHIFT(port));
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}
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static int rtl8366rb_set_vlan_port_pvid(struct rtl8366_smi *smi, int port,
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int val)
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static int rtl8366rb_set_vlan(struct rtl8366_smi *smi, int vid, u32 member,
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u32 untag, u32 fid)
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{
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int i;
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struct rtl8366_vlan_mc vlanmc;
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struct rtl8366_vlan_4k vlan4k;
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int err;
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int i;
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if (port >= RTL8366_NUM_PORTS || val >= RTL8366_NUM_VIDS)
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return -EINVAL;
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/* Update the 4K table */
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err = rtl8366rb_get_vlan_4k(smi, vid, &vlan4k);
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if (err)
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return err;
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/* Updating the 4K entry; lookup it and change the port member set */
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rtl8366rb_get_vlan_4k(smi, val, &vlan4k);
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vlan4k.member |= ((1 << port) | RTL8366_PORT_CPU);
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vlan4k.untag = RTL8366_PORT_ALL_BUT_CPU;
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rtl8366rb_set_vlan_4k(smi, &vlan4k);
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vlan4k.member = member;
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vlan4k.untag = untag;
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vlan4k.fid = fid;
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err = rtl8366rb_set_vlan_4k(smi, &vlan4k);
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if (err)
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return err;
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/*
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* For the 16 entries more work needs to be done. First see if such
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* VID is already there and change it
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*/
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for (i = 0; i < RTL8366_NUM_VLANS; ++i) {
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rtl8366rb_get_vlan_mc(smi, i, &vlanmc);
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/* Try to find an existing MC entry for this VID */
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for (i = 0; i < RTL8366_NUM_VLANS; i++) {
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struct rtl8366_vlan_mc vlanmc;
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/* Try to find an existing vid and update port member set */
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if (val == vlanmc.vid) {
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vlanmc.member |= ((1 << port) | RTL8366_PORT_CPU);
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rtl8366rb_set_vlan_mc(smi, i, &vlanmc);
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err = rtl8366rb_get_vlan_mc(smi, i, &vlanmc);
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if (err)
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return err;
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/* Now update PVID register settings */
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rtl8366rb_set_port_vlan_index(smi, port, i);
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if (vid == vlanmc.vid) {
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/* update the MC entry */
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vlanmc.member = member;
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vlanmc.untag = untag;
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vlanmc.fid = fid;
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return 0;
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err = rtl8366rb_set_vlan_mc(smi, i, &vlanmc);
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break;
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}
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}
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/*
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* PVID could not be found from vlan table. Replace unused (one that
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* has no member ports) with new one
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*/
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for (i = 0; i < RTL8366_NUM_VLANS; ++i) {
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rtl8366rb_get_vlan_mc(smi, i, &vlanmc);
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return err;
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}
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/*
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* See if this vlan member configuration is unused. It is
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* unused if member set contains no ports or CPU port only
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*/
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if (!vlanmc.member || vlanmc.member == RTL8366_PORT_CPU) {
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vlanmc.vid = val;
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vlanmc.priority = 0;
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vlanmc.untag = RTL8366_PORT_ALL_BUT_CPU;
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vlanmc.member = ((1 << port) | RTL8366_PORT_CPU);
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vlanmc.fid = 0;
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static int rtl8366rb_get_pvid(struct rtl8366_smi *smi, int port, int *val)
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{
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struct rtl8366_vlan_mc vlanmc;
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int err;
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int index;
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rtl8366rb_set_vlan_mc(smi, i, &vlanmc);
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err = rtl8366rb_get_mc_index(smi, port, &index);
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if (err)
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return err;
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/* Now update PVID register settings */
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rtl8366rb_set_port_vlan_index(smi, port, i);
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err = rtl8366rb_get_vlan_mc(smi, index, &vlanmc);
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if (err)
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return err;
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return 0;
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*val = vlanmc.vid;
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return 0;
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}
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static int rtl8366rb_mc_is_used(struct rtl8366_smi *smi, int mc_index,
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int *used)
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{
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int err;
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int i;
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*used = 0;
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for (i = 0; i < RTL8366_NUM_PORTS; i++) {
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int index = 0;
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err = rtl8366rb_get_mc_index(smi, i, &index);
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if (err)
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return err;
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if (mc_index == index) {
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*used = 1;
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break;
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}
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}
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return 0;
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}
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static int rtl8366rb_set_pvid(struct rtl8366_smi *smi, unsigned port,
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unsigned vid)
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{
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struct rtl8366_vlan_mc vlanmc;
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struct rtl8366_vlan_4k vlan4k;
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int err;
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int i;
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/* Try to find an existing MC entry for this VID */
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for (i = 0; i < RTL8366_NUM_VLANS; i++) {
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err = rtl8366rb_get_vlan_mc(smi, i, &vlanmc);
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if (err)
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return err;
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if (vid == vlanmc.vid) {
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err = rtl8366rb_set_vlan_mc(smi, i, &vlanmc);
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if (err)
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return err;
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err = rtl8366rb_set_mc_index(smi, port, i);
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return err;
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}
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}
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/* We have no MC entry for this VID, try to find an empty one */
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for (i = 0; i < RTL8366_NUM_VLANS; i++) {
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err = rtl8366rb_get_vlan_mc(smi, i, &vlanmc);
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if (err)
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return err;
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if (vlanmc.vid == 0 && vlanmc.member == 0) {
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/* Update the entry from the 4K table */
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err = rtl8366rb_get_vlan_4k(smi, vid, &vlan4k);
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if (err)
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return err;
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vlanmc.vid = vid;
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vlanmc.member = vlan4k.member;
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vlanmc.untag = vlan4k.untag;
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vlanmc.fid = vlan4k.fid;
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err = rtl8366rb_set_vlan_mc(smi, i, &vlanmc);
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if (err)
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return err;
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err = rtl8366rb_set_mc_index(smi, port, i);
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return err;
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}
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}
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/* MC table is full, try to find an unused entry and replace it */
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for (i = 0; i < RTL8366_NUM_VLANS; i++) {
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int used;
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err = rtl8366rb_mc_is_used(smi, i, &used);
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if (err)
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return err;
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if (!used) {
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/* Update the entry from the 4K table */
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err = rtl8366rb_get_vlan_4k(smi, vid, &vlan4k);
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if (err)
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return err;
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vlanmc.vid = vid;
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vlanmc.member = vlan4k.member;
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vlanmc.untag = vlan4k.untag;
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vlanmc.fid = vlan4k.fid;
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err = rtl8366rb_set_vlan_mc(smi, i, &vlanmc);
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if (err)
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return err;
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err = rtl8366rb_set_mc_index(smi, port, i);
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return err;
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}
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}
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dev_err(smi->parent,
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"All 16 vlan member configurations are in use\n");
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"all VLAN member configurations are in use\n");
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return -EINVAL;
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return -ENOSPC;
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}
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static int rtl8366rb_vlan_set_vlan(struct rtl8366_smi *smi, int enable)
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{
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return rtl8366_smi_rmwr(smi, RTL8366_CHIP_GLOBAL_CTRL_REG,
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@ -780,12 +854,11 @@ static int rtl8366rb_vlan_set_4ktable(struct rtl8366_smi *smi, int enable)
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static int rtl8366rb_reset_vlan(struct rtl8366_smi *smi)
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{
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struct rtl8366_vlan_4k vlan4k;
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struct rtl8366_vlan_mc vlanmc;
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int err;
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int i;
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/* clear 16 VLAN member configuration */
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/* clear VLAN member configurations */
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vlanmc.vid = 0;
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vlanmc.priority = 0;
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vlanmc.member = 0;
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@ -797,18 +870,18 @@ static int rtl8366rb_reset_vlan(struct rtl8366_smi *smi)
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return err;
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}
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/* Set a default VLAN with vid 1 to 4K table for all ports */
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vlan4k.vid = 1;
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vlan4k.member = RTL8366_PORT_ALL;
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vlan4k.untag = RTL8366_PORT_ALL;
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vlan4k.fid = 0;
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err = rtl8366rb_set_vlan_4k(smi, &vlan4k);
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if (err)
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return err;
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/* Set all ports PVID to default VLAN */
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for (i = 0; i < RTL8366_NUM_PORTS; i++) {
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err = rtl8366rb_set_vlan_port_pvid(smi, i, 0);
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if (i == RTL8366_PORT_CPU)
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continue;
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err = rtl8366rb_set_vlan(smi, (i + 1),
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(1 << i) | RTL8366_PORT_CPU,
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(1 << i) | RTL8366_PORT_CPU,
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0);
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if (err)
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return err;
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err = rtl8366rb_set_pvid(smi, i, (i + 1));
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if (err)
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return err;
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}
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@ -886,7 +959,7 @@ static ssize_t rtl8366rb_read_debugfs_vlan(struct file *file,
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for (j = 0; j < RTL8366_NUM_PORTS; ++j) {
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int index = 0;
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if (!rtl8366rb_get_port_vlan_index(smi, j, &index)) {
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if (!rtl8366rb_get_mc_index(smi, j, &index)) {
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if (index == i)
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len += snprintf(buf + len,
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sizeof(rtl->buf) - len,
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@ -1181,43 +1254,35 @@ static int rtl8366rb_sw_get_vlan_info(struct switch_dev *dev,
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{
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int i;
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u32 len = 0;
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struct rtl8366_vlan_mc vlanmc;
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struct rtl8366_vlan_4k vlan4k;
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struct rtl8366rb *rtl = sw_to_rtl8366rb(dev);
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struct rtl8366_smi *smi = &rtl->smi;
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char *buf = rtl->buf;
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int err;
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if (val->port_vlan == 0 || val->port_vlan >= RTL8366_NUM_VLANS)
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return -EINVAL;
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memset(buf, '\0', sizeof(rtl->buf));
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rtl8366rb_get_vlan_mc(smi, val->port_vlan, &vlanmc);
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rtl8366rb_get_vlan_4k(smi, vlanmc.vid, &vlan4k);
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err = rtl8366rb_get_vlan_4k(smi, val->port_vlan, &vlan4k);
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if (err)
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return err;
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len += snprintf(buf + len, sizeof(rtl->buf) - len, "VLAN %d: Ports: ",
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val->port_vlan);
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len += snprintf(buf + len, sizeof(rtl->buf) - len,
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"VLAN %d: Ports: '", vlan4k.vid);
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for (i = 0; i < RTL8366_NUM_PORTS; ++i) {
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int index = 0;
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if (!rtl8366rb_get_port_vlan_index(smi, i, &index) &&
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index == val->port_vlan)
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len += snprintf(buf + len, sizeof(rtl->buf) - len,
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"%d", i);
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for (i = 0; i < RTL8366_NUM_PORTS; i++) {
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if (!(vlan4k.member & (1 << i)))
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continue;
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len += snprintf(buf + len, sizeof(rtl->buf) - len, "%d%s", i,
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(vlan4k.untag & (1 << i)) ? "" : "t");
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}
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len += snprintf(buf + len, sizeof(rtl->buf) - len, "\n");
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len += snprintf(buf + len, sizeof(rtl->buf) - len,
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"\t\t vid \t prio \t member \t untag \t fid\n");
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len += snprintf(buf + len, sizeof(rtl->buf) - len, "\tMC:\t");
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len += snprintf(buf + len, sizeof(rtl->buf) - len,
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"%d \t %d \t 0x%04x \t 0x%04x \t %d\n",
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vlanmc.vid, vlanmc.priority, vlanmc.member,
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vlanmc.untag, vlanmc.fid);
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len += snprintf(buf + len, sizeof(rtl->buf) - len, "\t4K:\t");
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len += snprintf(buf + len, sizeof(rtl->buf) - len,
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"%d \t \t 0x%04x \t 0x%04x \t %d",
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vlan4k.vid, vlan4k.member, vlan4k.untag, vlan4k.fid);
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"', members=%04x, untag=%04x, fid=%u",
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vlan4k.member, vlan4k.untag, vlan4k.fid);
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val->value.s = buf;
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val->len = len;
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@ -1315,24 +1380,24 @@ static int rtl8366rb_sw_get_port_mib(struct switch_dev *dev,
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static int rtl8366rb_sw_get_vlan_ports(struct switch_dev *dev,
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struct switch_val *val)
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{
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struct rtl8366_vlan_mc vlanmc;
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struct rtl8366_smi *smi = sw_to_rtl8366_smi(dev);
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struct switch_port *port;
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struct rtl8366_vlan_4k vlan4k;
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int i;
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if (val->port_vlan == 0 || val->port_vlan >= RTL8366_NUM_VLANS)
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return -EINVAL;
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rtl8366rb_get_vlan_mc(smi, val->port_vlan, &vlanmc);
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rtl8366rb_get_vlan_4k(smi, val->port_vlan, &vlan4k);
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port = &val->value.ports[0];
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val->len = 0;
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for (i = 0; i < RTL8366_NUM_PORTS; i++) {
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if (!(vlanmc.member & BIT(i)))
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if (!(vlan4k.member & BIT(i)))
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continue;
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port->id = i;
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port->flags = (vlanmc.untag & BIT(i)) ?
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port->flags = (vlan4k.untag & BIT(i)) ?
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0 : BIT(SWITCH_PORT_FLAG_TAGGED);
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val->len++;
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port++;
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@ -1343,47 +1408,36 @@ static int rtl8366rb_sw_get_vlan_ports(struct switch_dev *dev,
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static int rtl8366rb_sw_set_vlan_ports(struct switch_dev *dev,
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struct switch_val *val)
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{
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struct rtl8366_vlan_mc vlanmc;
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struct rtl8366_vlan_4k vlan4k;
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struct rtl8366_smi *smi = sw_to_rtl8366_smi(dev);
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struct switch_port *port;
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u32 member = 0;
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u32 untag = 0;
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int i;
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if (val->port_vlan == 0 || val->port_vlan >= RTL8366_NUM_VLANS)
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return -EINVAL;
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rtl8366rb_get_vlan_mc(smi, val->port_vlan, &vlanmc);
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rtl8366rb_get_vlan_4k(smi, vlanmc.vid, &vlan4k);
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||||
vlanmc.untag = 0;
|
||||
vlanmc.member = 0;
|
||||
|
||||
port = &val->value.ports[0];
|
||||
for (i = 0; i < val->len; i++, port++) {
|
||||
vlanmc.member |= BIT(port->id);
|
||||
member |= BIT(port->id);
|
||||
|
||||
if (!(port->flags & BIT(SWITCH_PORT_FLAG_TAGGED)))
|
||||
vlanmc.untag |= BIT(port->id);
|
||||
untag |= BIT(port->id);
|
||||
}
|
||||
|
||||
vlan4k.member = vlanmc.member;
|
||||
vlan4k.untag = vlanmc.untag;
|
||||
|
||||
rtl8366rb_set_vlan_mc(smi, val->port_vlan, &vlanmc);
|
||||
rtl8366rb_set_vlan_4k(smi, &vlan4k);
|
||||
return 0;
|
||||
return rtl8366rb_set_vlan(smi, val->port_vlan, member, untag, 0);
|
||||
}
|
||||
|
||||
static int rtl8366rb_sw_get_port_pvid(struct switch_dev *dev, int port, int *val)
|
||||
{
|
||||
struct rtl8366_smi *smi = sw_to_rtl8366_smi(dev);
|
||||
return rtl8366rb_get_vlan_port_pvid(smi, port, val);
|
||||
return rtl8366rb_get_pvid(smi, port, val);
|
||||
}
|
||||
|
||||
static int rtl8366rb_sw_set_port_pvid(struct switch_dev *dev, int port, int val)
|
||||
{
|
||||
struct rtl8366_smi *smi = sw_to_rtl8366_smi(dev);
|
||||
return rtl8366rb_set_vlan_port_pvid(smi, port, val);
|
||||
return rtl8366rb_set_pvid(smi, port, val);
|
||||
}
|
||||
|
||||
static int rtl8366rb_sw_reset_switch(struct switch_dev *dev)
|
||||
|
||||
Loading…
Reference in New Issue
Block a user