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Revert "Merge branch 'mv88e6xxx-switchdev-fdb'" 

This reverts commit f1d5ca4344, reversing
changes made to 4933d85c51.

I applied v2 instead of v3.

Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
David S. Miller 2015-08-11 12:00:37 -07:00
parent 2c9c3bbbbf
commit cdf0969763
10 changed files with 208 additions and 328 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

6
drivers/net/dsa/mv88e6171.c
View File

@ -116,9 +116,9 @@ struct dsa_switch_driver mv88e6171_switch_driver = {
.port_join_bridge = mv88e6xxx_join_bridge,
.port_leave_bridge = mv88e6xxx_leave_bridge,
.port_stp_update = mv88e6xxx_port_stp_update,
.port_fdb_add = mv88e6xxx_port_fdb_add,
.port_fdb_del = mv88e6xxx_port_fdb_del,
.port_fdb_getnext = mv88e6xxx_port_fdb_getnext,
.fdb_add = mv88e6xxx_port_fdb_add,
.fdb_del = mv88e6xxx_port_fdb_del,
.fdb_getnext = mv88e6xxx_port_fdb_getnext,
};
MODULE_ALIAS("platform:mv88e6171");

6
drivers/net/dsa/mv88e6352.c
View File

@ -343,9 +343,9 @@ struct dsa_switch_driver mv88e6352_switch_driver = {
.port_join_bridge = mv88e6xxx_join_bridge,
.port_leave_bridge = mv88e6xxx_leave_bridge,
.port_stp_update = mv88e6xxx_port_stp_update,
.port_fdb_add = mv88e6xxx_port_fdb_add,
.port_fdb_del = mv88e6xxx_port_fdb_del,
.port_fdb_getnext = mv88e6xxx_port_fdb_getnext,
.fdb_add = mv88e6xxx_port_fdb_add,
.fdb_del = mv88e6xxx_port_fdb_del,
.fdb_getnext = mv88e6xxx_port_fdb_getnext,
};
MODULE_ALIAS("platform:mv88e6172");

245
drivers/net/dsa/mv88e6xxx.c
View File

@ -964,7 +964,7 @@ static int _mv88e6xxx_atu_cmd(struct dsa_switch *ds, int fid, u16 cmd)
{
int ret;
ret = _mv88e6xxx_reg_write(ds, REG_GLOBAL, GLOBAL_ATU_FID, fid);
ret = _mv88e6xxx_reg_write(ds, REG_GLOBAL, 0x01, fid);
if (ret < 0)
return ret;
@ -1091,7 +1091,7 @@ int mv88e6xxx_join_bridge(struct dsa_switch *ds, int port, u32 br_port_mask)
ps->bridge_mask[fid] = br_port_mask;
if (fid != ps->fid[port]) {
clear_bit(ps->fid[port], ps->fid_bitmap);
ps->fid_mask |= 1 << ps->fid[port];
ps->fid[port] = fid;
ret = _mv88e6xxx_update_bridge_config(ds, fid);
}
@ -1125,16 +1125,9 @@ int mv88e6xxx_leave_bridge(struct dsa_switch *ds, int port, u32 br_port_mask)
mutex_lock(&ps->smi_mutex);
newfid = find_next_zero_bit(ps->fid_bitmap, VLAN_N_VID, 1);
if (unlikely(newfid > ps->num_ports)) {
netdev_err(ds->ports[port], "all first %d FIDs are used\n",
ps->num_ports);
ret = -ENOSPC;
goto unlock;
}
newfid = __ffs(ps->fid_mask);
ps->fid[port] = newfid;
set_bit(newfid, ps->fid_bitmap);
ps->fid_mask &= ~(1 << newfid);
ps->bridge_mask[fid] &= ~(1 << port);
ps->bridge_mask[newfid] = 1 << port;
@ -1142,7 +1135,6 @@ int mv88e6xxx_leave_bridge(struct dsa_switch *ds, int port, u32 br_port_mask)
if (!ret)
ret = _mv88e6xxx_update_bridge_config(ds, newfid);
unlock:
mutex_unlock(&ps->smi_mutex);
return ret;
@ -1182,8 +1174,8 @@ int mv88e6xxx_port_stp_update(struct dsa_switch *ds, int port, u8 state)
return 0;
}
static int _mv88e6xxx_atu_mac_write(struct dsa_switch *ds,
const u8 addr[ETH_ALEN])
static int __mv88e6xxx_write_addr(struct dsa_switch *ds,
const unsigned char *addr)
{
int i, ret;
@ -1198,7 +1190,7 @@ static int _mv88e6xxx_atu_mac_write(struct dsa_switch *ds,
return 0;
}
static int _mv88e6xxx_atu_mac_read(struct dsa_switch *ds, u8 addr[ETH_ALEN])
static int __mv88e6xxx_read_addr(struct dsa_switch *ds, unsigned char *addr)
{
int i, ret;
@ -1214,190 +1206,109 @@ static int _mv88e6xxx_atu_mac_read(struct dsa_switch *ds, u8 addr[ETH_ALEN])
return 0;
}
static int _mv88e6xxx_atu_load(struct dsa_switch *ds,
struct mv88e6xxx_atu_entry *entry)
static int __mv88e6xxx_port_fdb_cmd(struct dsa_switch *ds, int port,
const unsigned char *addr, int state)
{
u16 reg = 0;
struct mv88e6xxx_priv_state *ps = ds_to_priv(ds);
u8 fid = ps->fid[port];
int ret;
ret = _mv88e6xxx_atu_wait(ds);
if (ret < 0)
return ret;
ret = _mv88e6xxx_atu_mac_write(ds, entry->mac);
ret = __mv88e6xxx_write_addr(ds, addr);
if (ret < 0)
return ret;
if (entry->state != GLOBAL_ATU_DATA_STATE_UNUSED) {
unsigned int mask, shift;
if (entry->trunk) {
reg |= GLOBAL_ATU_DATA_TRUNK;
mask = GLOBAL_ATU_DATA_TRUNK_ID_MASK;
shift = GLOBAL_ATU_DATA_TRUNK_ID_SHIFT;
} else {
mask = GLOBAL_ATU_DATA_PORT_VECTOR_MASK;
shift = GLOBAL_ATU_DATA_PORT_VECTOR_SHIFT;
}
reg |= (entry->portv_trunkid << shift) & mask;
}
reg |= entry->state & GLOBAL_ATU_DATA_STATE_MASK;
ret = _mv88e6xxx_reg_write(ds, REG_GLOBAL, GLOBAL_ATU_DATA, reg);
if (ret < 0)
ret = _mv88e6xxx_reg_write(ds, REG_GLOBAL, GLOBAL_ATU_DATA,
(0x10 << port) | state);
if (ret)
return ret;
return _mv88e6xxx_atu_cmd(ds, entry->fid, GLOBAL_ATU_OP_LOAD_DB);
ret = _mv88e6xxx_atu_cmd(ds, fid, GLOBAL_ATU_OP_LOAD_DB);
return ret;
}
static int _mv88e6xxx_atu_getnext(struct dsa_switch *ds, u16 fid,
const u8 addr[ETH_ALEN],
struct mv88e6xxx_atu_entry *entry)
int mv88e6xxx_port_fdb_add(struct dsa_switch *ds, int port,
const unsigned char *addr, u16 vid)
{
struct mv88e6xxx_atu_entry next = { 0 };
int state = is_multicast_ether_addr(addr) ?
GLOBAL_ATU_DATA_STATE_MC_STATIC :
GLOBAL_ATU_DATA_STATE_UC_STATIC;
struct mv88e6xxx_priv_state *ps = ds_to_priv(ds);
int ret;
next.fid = fid;
mutex_lock(&ps->smi_mutex);
ret = __mv88e6xxx_port_fdb_cmd(ds, port, addr, state);
mutex_unlock(&ps->smi_mutex);
return ret;
}
int mv88e6xxx_port_fdb_del(struct dsa_switch *ds, int port,
const unsigned char *addr, u16 vid)
{
struct mv88e6xxx_priv_state *ps = ds_to_priv(ds);
int ret;
mutex_lock(&ps->smi_mutex);
ret = __mv88e6xxx_port_fdb_cmd(ds, port, addr,
GLOBAL_ATU_DATA_STATE_UNUSED);
mutex_unlock(&ps->smi_mutex);
return ret;
}
static int __mv88e6xxx_port_getnext(struct dsa_switch *ds, int port,
unsigned char *addr, bool *is_static)
{
struct mv88e6xxx_priv_state *ps = ds_to_priv(ds);
u8 fid = ps->fid[port];
int ret, state;
ret = _mv88e6xxx_atu_wait(ds);
if (ret < 0)
return ret;
ret = _mv88e6xxx_atu_mac_write(ds, addr);
ret = __mv88e6xxx_write_addr(ds, addr);
if (ret < 0)
return ret;
ret = _mv88e6xxx_atu_cmd(ds, fid, GLOBAL_ATU_OP_GET_NEXT_DB);
do {
ret = _mv88e6xxx_atu_cmd(ds, fid, GLOBAL_ATU_OP_GET_NEXT_DB);
if (ret < 0)
return ret;
ret = _mv88e6xxx_reg_read(ds, REG_GLOBAL, GLOBAL_ATU_DATA);
if (ret < 0)
return ret;
state = ret & GLOBAL_ATU_DATA_STATE_MASK;
if (state == GLOBAL_ATU_DATA_STATE_UNUSED)
return -ENOENT;
} while (!(((ret >> 4) & 0xff) & (1 << port)));
ret = __mv88e6xxx_read_addr(ds, addr);
if (ret < 0)
return ret;
ret = _mv88e6xxx_atu_mac_read(ds, next.mac);
if (ret < 0)
return ret;
*is_static = state == (is_multicast_ether_addr(addr) ?
GLOBAL_ATU_DATA_STATE_MC_STATIC :
GLOBAL_ATU_DATA_STATE_UC_STATIC);
ret = _mv88e6xxx_reg_read(ds, REG_GLOBAL, GLOBAL_ATU_DATA);
if (ret < 0)
return ret;
next.state = ret & GLOBAL_ATU_DATA_STATE_MASK;
if (next.state != GLOBAL_ATU_DATA_STATE_UNUSED) {
unsigned int mask, shift;
if (ret & GLOBAL_ATU_DATA_TRUNK) {
next.trunk = true;
mask = GLOBAL_ATU_DATA_TRUNK_ID_MASK;
shift = GLOBAL_ATU_DATA_TRUNK_ID_SHIFT;
} else {
next.trunk = false;
mask = GLOBAL_ATU_DATA_PORT_VECTOR_MASK;
shift = GLOBAL_ATU_DATA_PORT_VECTOR_SHIFT;
}
next.portv_trunkid = (ret & mask) >> shift;
}
*entry = next;
return 0;
}
static int _mv88e6xxx_port_vid_to_fid(struct dsa_switch *ds, int port, u16 vid)
/* get next entry for port */
int mv88e6xxx_port_fdb_getnext(struct dsa_switch *ds, int port,
unsigned char *addr, bool *is_static)
{
struct mv88e6xxx_priv_state *ps = ds_to_priv(ds);
if (vid == 0)
return ps->fid[port];
return -ENOENT;
}
static int _mv88e6xxx_port_fdb_load(struct dsa_switch *ds, int port, u16 vid,
const u8 addr[ETH_ALEN], u8 state)
{
struct mv88e6xxx_atu_entry entry = { 0 };
int ret;
ret = _mv88e6xxx_port_vid_to_fid(ds, port, vid);
if (ret < 0)
return ret;
entry.fid = ret;
entry.state = state;
ether_addr_copy(entry.mac, addr);
if (state != GLOBAL_ATU_DATA_STATE_UNUSED) {
entry.trunk = false;
entry.portv_trunkid = BIT(port);
}
return _mv88e6xxx_atu_load(ds, &entry);
}
int mv88e6xxx_port_fdb_add(struct dsa_switch *ds, int port, u16 vid,
const u8 addr[ETH_ALEN])
{
struct mv88e6xxx_priv_state *ps = ds_to_priv(ds);
u8 state = is_multicast_ether_addr(addr) ?
GLOBAL_ATU_DATA_STATE_MC_STATIC :
GLOBAL_ATU_DATA_STATE_UC_STATIC;
int ret;
mutex_lock(&ps->smi_mutex);
ret = _mv88e6xxx_port_fdb_load(ds, port, vid, addr, state);
mutex_unlock(&ps->smi_mutex);
return ret;
}
int mv88e6xxx_port_fdb_del(struct dsa_switch *ds, int port, u16 vid,
const u8 addr[ETH_ALEN])
{
struct mv88e6xxx_priv_state *ps = ds_to_priv(ds);
u8 state = GLOBAL_ATU_DATA_STATE_UNUSED;
int ret;
mutex_lock(&ps->smi_mutex);
ret = _mv88e6xxx_port_fdb_load(ds, port, vid, addr, state);
mutex_unlock(&ps->smi_mutex);
return ret;
}
int mv88e6xxx_port_fdb_getnext(struct dsa_switch *ds, int port, u16 *vid,
u8 addr[ETH_ALEN], bool *is_static)
{
struct mv88e6xxx_priv_state *ps = ds_to_priv(ds);
struct mv88e6xxx_atu_entry next;
u16 fid;
int ret;
mutex_lock(&ps->smi_mutex);
ret = _mv88e6xxx_port_vid_to_fid(ds, port, *vid);
if (ret < 0)
goto unlock;
fid = ret;
do {
if (is_broadcast_ether_addr(addr)) {
ret = -ENOENT;
goto unlock;
}
ret = _mv88e6xxx_atu_getnext(ds, fid, addr, &next);
if (ret < 0)
goto unlock;
ether_addr_copy(addr, next.mac);
if (next.state == GLOBAL_ATU_DATA_STATE_UNUSED)
continue;
} while (next.trunk || (next.portv_trunkid & BIT(port)) == 0);
*is_static = next.state == (is_multicast_ether_addr(addr) ?
GLOBAL_ATU_DATA_STATE_MC_STATIC :
GLOBAL_ATU_DATA_STATE_UC_STATIC);
unlock:
ret = __mv88e6xxx_port_getnext(ds, port, addr, is_static);
mutex_unlock(&ps->smi_mutex);
return ret;
@ -1641,9 +1552,9 @@ static int mv88e6xxx_setup_port(struct dsa_switch *ds, int port)
* ports, and allow each of the 'real' ports to only talk to
* the upstream port.
*/
fid = port + 1;
fid = __ffs(ps->fid_mask);
ps->fid[port] = fid;
set_bit(fid, ps->fid_bitmap);
ps->fid_mask &= ~(1 << fid);
if (!dsa_is_cpu_port(ds, port))
ps->bridge_mask[fid] = 1 << port;
@ -1740,7 +1651,7 @@ static int mv88e6xxx_atu_show_db(struct seq_file *s, struct dsa_switch *ds,
unsigned char addr[6];
int ret, data, state;
ret = _mv88e6xxx_atu_mac_write(ds, bcast);
ret = __mv88e6xxx_write_addr(ds, bcast);
if (ret < 0)
return ret;
@ -1755,7 +1666,7 @@ static int mv88e6xxx_atu_show_db(struct seq_file *s, struct dsa_switch *ds,
state = data & GLOBAL_ATU_DATA_STATE_MASK;
if (state == GLOBAL_ATU_DATA_STATE_UNUSED)
break;
ret = _mv88e6xxx_atu_mac_read(ds, addr);
ret = __mv88e6xxx_read_addr(ds, addr);
if (ret < 0)
return ret;
mv88e6xxx_atu_show_entry(s, dbnum, addr, data);
@ -1942,6 +1853,8 @@ int mv88e6xxx_setup_common(struct dsa_switch *ds)
ps->id = REG_READ(REG_PORT(0), PORT_SWITCH_ID) & 0xfff0;
ps->fid_mask = (1 << DSA_MAX_PORTS) - 1;
INIT_WORK(&ps->bridge_work, mv88e6xxx_bridge_work);
name = kasprintf(GFP_KERNEL, "dsa%d", ds->index);

31
drivers/net/dsa/mv88e6xxx.h
View File

@ -11,8 +11,6 @@
#ifndef __MV88E6XXX_H
#define __MV88E6XXX_H
#include <linux/if_vlan.h>
#ifndef UINT64_MAX
#define UINT64_MAX (u64)(~((u64)0))
#endif
@ -171,7 +169,6 @@
#define GLOBAL_MAC_01 0x01
#define GLOBAL_MAC_23 0x02
#define GLOBAL_MAC_45 0x03
#define GLOBAL_ATU_FID 0x01 /* 6097 6165 6351 6352 */
#define GLOBAL_CONTROL 0x04
#define GLOBAL_CONTROL_SW_RESET BIT(15)
#define GLOBAL_CONTROL_PPU_ENABLE BIT(14)
@ -206,8 +203,6 @@
#define GLOBAL_ATU_OP_GET_CLR_VIOLATION ((7 << 12) | GLOBAL_ATU_OP_BUSY)
#define GLOBAL_ATU_DATA 0x0c
#define GLOBAL_ATU_DATA_TRUNK BIT(15)
#define GLOBAL_ATU_DATA_TRUNK_ID_MASK 0x00f0
#define GLOBAL_ATU_DATA_TRUNK_ID_SHIFT 4
#define GLOBAL_ATU_DATA_PORT_VECTOR_MASK 0x3ff0
#define GLOBAL_ATU_DATA_PORT_VECTOR_SHIFT 4
#define GLOBAL_ATU_DATA_STATE_MASK 0x0f
@ -318,14 +313,6 @@
#define GLOBAL2_QOS_WEIGHT 0x1c
#define GLOBAL2_MISC 0x1d
struct mv88e6xxx_atu_entry {
u16 fid;
u8 state;
bool trunk;
u16 portv_trunkid;
u8 mac[ETH_ALEN];
};
struct mv88e6xxx_priv_state {
/* When using multi-chip addressing, this mutex protects
* access to the indirect access registers. (In single-chip
@ -364,9 +351,9 @@ struct mv88e6xxx_priv_state {
/* hw bridging */
DECLARE_BITMAP(fid_bitmap, VLAN_N_VID); /* FIDs 1 to 4095 available */
u16 fid[DSA_MAX_PORTS]; /* per (non-bridged) port FID */
u16 bridge_mask[DSA_MAX_PORTS]; /* br groups (indexed by FID) */
u32 fid_mask;
u8 fid[DSA_MAX_PORTS];
u16 bridge_mask[DSA_MAX_PORTS];
unsigned long port_state_update_mask;
u8 port_state[DSA_MAX_PORTS];
@ -426,15 +413,15 @@ int mv88e6xxx_set_eee(struct dsa_switch *ds, int port,
int mv88e6xxx_join_bridge(struct dsa_switch *ds, int port, u32 br_port_mask);
int mv88e6xxx_leave_bridge(struct dsa_switch *ds, int port, u32 br_port_mask);
int mv88e6xxx_port_stp_update(struct dsa_switch *ds, int port, u8 state);
int mv88e6xxx_port_fdb_add(struct dsa_switch *ds, int port,
const unsigned char *addr, u16 vid);
int mv88e6xxx_port_fdb_del(struct dsa_switch *ds, int port,
const unsigned char *addr, u16 vid);
int mv88e6xxx_port_fdb_getnext(struct dsa_switch *ds, int port,
unsigned char *addr, bool *is_static);
int mv88e6xxx_phy_page_read(struct dsa_switch *ds, int port, int page, int reg);
int mv88e6xxx_phy_page_write(struct dsa_switch *ds, int port, int page,
int reg, int val);
int mv88e6xxx_port_fdb_add(struct dsa_switch *ds, int port, u16 vid,
const u8 addr[ETH_ALEN]);
int mv88e6xxx_port_fdb_del(struct dsa_switch *ds, int port, u16 vid,
const u8 addr[ETH_ALEN]);
int mv88e6xxx_port_fdb_getnext(struct dsa_switch *ds, int port, u16 *vid,
u8 addr[ETH_ALEN], bool *is_static);
extern struct dsa_switch_driver mv88e6131_switch_driver;
extern struct dsa_switch_driver mv88e6123_61_65_switch_driver;

2
drivers/net/ethernet/rocker/rocker.c
View File

@ -4543,7 +4543,7 @@ static int rocker_port_fdb_dump(const struct rocker_port *rocker_port,
hash_for_each_safe(rocker->fdb_tbl, bkt, tmp, found, entry) {
if (found->key.pport != rocker_port->pport)
continue;
ether_addr_copy(fdb->addr, found->key.addr);
fdb->addr = found->key.addr;
fdb->vid = rocker_port_vlan_to_vid(rocker_port,
found->key.vlan_id);
err = obj->cb(rocker_port->dev, obj);

16
include/net/dsa.h
View File

@ -296,16 +296,12 @@ struct dsa_switch_driver {
u32 br_port_mask);
int (*port_stp_update)(struct dsa_switch *ds, int port,
u8 state);
/*
* Forwarding database
*/
int (*port_fdb_add)(struct dsa_switch *ds, int port, u16 vid,
const u8 addr[ETH_ALEN]);
int (*port_fdb_del)(struct dsa_switch *ds, int port, u16 vid,
const u8 addr[ETH_ALEN]);
int (*port_fdb_getnext)(struct dsa_switch *ds, int port, u16 *vid,
u8 addr[ETH_ALEN], bool *is_static);
int (*fdb_add)(struct dsa_switch *ds, int port,
const unsigned char *addr, u16 vid);
int (*fdb_del)(struct dsa_switch *ds, int port,
const unsigned char *addr, u16 vid);
int (*fdb_getnext)(struct dsa_switch *ds, int port,
unsigned char *addr, bool *is_static);
};
void register_switch_driver(struct dsa_switch_driver *type);

3
include/net/switchdev.h
View File

@ -70,9 +70,8 @@ struct switchdev_obj {
u32 tb_id;
} ipv4_fib;
struct switchdev_obj_fdb { /* PORT_FDB */
u8 addr[ETH_ALEN];
const unsigned char *addr;
u16 vid;
bool is_static;
} fdb;
} u;
};

2
net/bridge/br_fdb.c
View File

@ -136,11 +136,11 @@ static void fdb_del_external_learn(struct net_bridge_fdb_entry *f)
struct switchdev_obj obj = {
.id = SWITCHDEV_OBJ_PORT_FDB,
.u.fdb = {
.addr = f->addr.addr,
.vid = f->vlan_id,
},
};
ether_addr_copy(obj.u.fdb.addr, f->addr.addr);
switchdev_port_obj_del(f->dst->dev, &obj);
}

218
net/dsa/slave.c
View File

@ -19,7 +19,6 @@
#include <net/switchdev.h>
#include <linux/if_bridge.h>
#include <linux/netpoll.h>
#include <linux/if_vlan.h>
#include "dsa_priv.h"
/* slave mii_bus handling ***************************************************/
@ -201,6 +200,105 @@ static int dsa_slave_set_mac_address(struct net_device *dev, void *a)
return 0;
}
static int dsa_slave_fdb_add(struct ndmsg *ndm, struct nlattr *tb[],
struct net_device *dev,
const unsigned char *addr, u16 vid, u16 nlm_flags)
{
struct dsa_slave_priv *p = netdev_priv(dev);
struct dsa_switch *ds = p->parent;
int ret = -EOPNOTSUPP;
if (ds->drv->fdb_add)
ret = ds->drv->fdb_add(ds, p->port, addr, vid);
return ret;
}
static int dsa_slave_fdb_del(struct ndmsg *ndm, struct nlattr *tb[],
struct net_device *dev,
const unsigned char *addr, u16 vid)
{
struct dsa_slave_priv *p = netdev_priv(dev);
struct dsa_switch *ds = p->parent;
int ret = -EOPNOTSUPP;
if (ds->drv->fdb_del)
ret = ds->drv->fdb_del(ds, p->port, addr, vid);
return ret;
}
static int dsa_slave_fill_info(struct net_device *dev, struct sk_buff *skb,
const unsigned char *addr, u16 vid,
bool is_static,
u32 portid, u32 seq, int type,
unsigned int flags)
{
struct nlmsghdr *nlh;
struct ndmsg *ndm;
nlh = nlmsg_put(skb, portid, seq, type, sizeof(*ndm), flags);
if (!nlh)
return -EMSGSIZE;
ndm = nlmsg_data(nlh);
ndm->ndm_family = AF_BRIDGE;
ndm->ndm_pad1 = 0;
ndm->ndm_pad2 = 0;
ndm->ndm_flags = NTF_EXT_LEARNED;
ndm->ndm_type = 0;
ndm->ndm_ifindex = dev->ifindex;
ndm->ndm_state = is_static ? NUD_NOARP : NUD_REACHABLE;
if (nla_put(skb, NDA_LLADDR, ETH_ALEN, addr))
goto nla_put_failure;
if (vid && nla_put_u16(skb, NDA_VLAN, vid))
goto nla_put_failure;
nlmsg_end(skb, nlh);
return 0;
nla_put_failure:
nlmsg_cancel(skb, nlh);
return -EMSGSIZE;
}
/* Dump information about entries, in response to GETNEIGH */
static int dsa_slave_fdb_dump(struct sk_buff *skb, struct netlink_callback *cb,
struct net_device *dev,
struct net_device *filter_dev, int idx)
{
struct dsa_slave_priv *p = netdev_priv(dev);
struct dsa_switch *ds = p->parent;
unsigned char addr[ETH_ALEN] = { 0 };
int ret;
if (!ds->drv->fdb_getnext)
return -EOPNOTSUPP;
for (; ; idx++) {
bool is_static;
ret = ds->drv->fdb_getnext(ds, p->port, addr, &is_static);
if (ret < 0)
break;
if (idx < cb->args[0])
continue;
ret = dsa_slave_fill_info(dev, skb, addr, 0,
is_static,
NETLINK_CB(cb->skb).portid,
cb->nlh->nlmsg_seq,
RTM_NEWNEIGH, NLM_F_MULTI);
if (ret < 0)
break;
}
return idx;
}
static int dsa_slave_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd)
{
struct dsa_slave_priv *p = netdev_priv(dev);
@ -266,115 +364,6 @@ static int dsa_slave_port_attr_set(struct net_device *dev,
return ret;
}
static int dsa_slave_port_fdb_add(struct net_device *dev,
struct switchdev_obj *obj)
{
struct switchdev_obj_fdb *fdb = &obj->u.fdb;
struct dsa_slave_priv *p = netdev_priv(dev);
struct dsa_switch *ds = p->parent;
int err;
if (obj->trans == SWITCHDEV_TRANS_PREPARE)
err = ds->drv->port_fdb_add ? 0 : -EOPNOTSUPP;
else if (obj->trans == SWITCHDEV_TRANS_COMMIT)
err = ds->drv->port_fdb_add(ds, p->port, fdb->vid, fdb->addr);
else
err = -EOPNOTSUPP;
return err;
}
static int dsa_slave_port_fdb_del(struct net_device *dev,
struct switchdev_obj *obj)
{
struct switchdev_obj_fdb *fdb = &obj->u.fdb;
struct dsa_slave_priv *p = netdev_priv(dev);
struct dsa_switch *ds = p->parent;
if (!ds->drv->port_fdb_del)
return -EOPNOTSUPP;
return ds->drv->port_fdb_del(ds, p->port, fdb->vid, fdb->addr);
}
static int dsa_slave_port_fdb_dump(struct net_device *dev,
struct switchdev_obj *obj)
{
struct switchdev_obj_fdb *fdb = &obj->u.fdb;
struct dsa_slave_priv *p = netdev_priv(dev);
struct dsa_switch *ds = p->parent;
int err;
if (!ds->drv->port_fdb_getnext)
return -EOPNOTSUPP;
memset(fdb, 0, sizeof(*fdb));
for (;;) {
err = ds->drv->port_fdb_getnext(ds, p->port, &fdb->vid,
fdb->addr, &fdb->is_static);
if (err)
break;
err = obj->cb(dev, obj);
if (err)
break;
}
return err == -ENOENT ? 0 : err;
}
static int dsa_slave_port_obj_add(struct net_device *dev,
struct switchdev_obj *obj)
{
int err;
switch (obj->id) {
case SWITCHDEV_OBJ_PORT_FDB:
err = dsa_slave_port_fdb_add(dev, obj);
break;
default:
err = -EOPNOTSUPP;
break;
}
return err;
}
static int dsa_slave_port_obj_del(struct net_device *dev,
struct switchdev_obj *obj)
{
int err;
switch (obj->id) {
case SWITCHDEV_OBJ_PORT_FDB:
err = dsa_slave_port_fdb_del(dev, obj);
break;
default:
err = -EOPNOTSUPP;
break;
}
return err;
}
static int dsa_slave_port_obj_dump(struct net_device *dev,
struct switchdev_obj *obj)
{
int err;
switch (obj->id) {
case SWITCHDEV_OBJ_PORT_FDB:
err = dsa_slave_port_fdb_dump(dev, obj);
break;
default:
err = -EOPNOTSUPP;
break;
}
return err;
}
static int dsa_slave_bridge_port_join(struct net_device *dev,
struct net_device *br)
{
@ -776,9 +765,9 @@ static const struct net_device_ops dsa_slave_netdev_ops = {
.ndo_change_rx_flags = dsa_slave_change_rx_flags,
.ndo_set_rx_mode = dsa_slave_set_rx_mode,
.ndo_set_mac_address = dsa_slave_set_mac_address,
.ndo_fdb_add = switchdev_port_fdb_add,
.ndo_fdb_del = switchdev_port_fdb_del,
.ndo_fdb_dump = switchdev_port_fdb_dump,
.ndo_fdb_add = dsa_slave_fdb_add,
.ndo_fdb_del = dsa_slave_fdb_del,
.ndo_fdb_dump = dsa_slave_fdb_dump,
.ndo_do_ioctl = dsa_slave_ioctl,
.ndo_get_iflink = dsa_slave_get_iflink,
#ifdef CONFIG_NET_POLL_CONTROLLER
@ -791,9 +780,6 @@ static const struct net_device_ops dsa_slave_netdev_ops = {
static const struct switchdev_ops dsa_slave_switchdev_ops = {
.switchdev_port_attr_get = dsa_slave_port_attr_get,
.switchdev_port_attr_set = dsa_slave_port_attr_set,
.switchdev_port_obj_add = dsa_slave_port_obj_add,
.switchdev_port_obj_del = dsa_slave_port_obj_del,
.switchdev_port_obj_dump = dsa_slave_port_obj_dump,
};
static void dsa_slave_adjust_link(struct net_device *dev)

7
net/switchdev/switchdev.c
View File

@ -15,7 +15,6 @@
#include <linux/mutex.h>
#include <linux/notifier.h>
#include <linux/netdevice.h>
#include <linux/etherdevice.h>
#include <linux/if_bridge.h>
#include <net/ip_fib.h>
#include <net/switchdev.h>
@ -743,11 +742,11 @@ int switchdev_port_fdb_add(struct ndmsg *ndm, struct nlattr *tb[],
struct switchdev_obj obj = {
.id = SWITCHDEV_OBJ_PORT_FDB,
.u.fdb = {
.addr = addr,
.vid = vid,
},
};
ether_addr_copy(obj.u.fdb.addr, addr);
return switchdev_port_obj_add(dev, &obj);
}
EXPORT_SYMBOL_GPL(switchdev_port_fdb_add);
@ -770,11 +769,11 @@ int switchdev_port_fdb_del(struct ndmsg *ndm, struct nlattr *tb[],
struct switchdev_obj obj = {
.id = SWITCHDEV_OBJ_PORT_FDB,
.u.fdb = {
.addr = addr,
.vid = vid,
},
};
ether_addr_copy(obj.u.fdb.addr, addr);
return switchdev_port_obj_del(dev, &obj);
}
EXPORT_SYMBOL_GPL(switchdev_port_fdb_del);
@ -811,7 +810,7 @@ static int switchdev_port_fdb_dump_cb(struct net_device *dev,
ndm->ndm_flags = NTF_SELF;
ndm->ndm_type = 0;
ndm->ndm_ifindex = dev->ifindex;
ndm->ndm_state = obj->u.fdb.is_static ? NUD_NOARP : NUD_REACHABLE;
ndm->ndm_state = NUD_REACHABLE;
if (nla_put(dump->skb, NDA_LLADDR, ETH_ALEN, obj->u.fdb.addr))
goto nla_put_failure;