summaryrefslogtreecommitdiff
diff options
context:
space:
mode:
authorAndrew Lunn <andrew@lunn.ch>2016-06-04 22:17:00 +0300
committerDavid S. Miller <davem@davemloft.net>2016-06-05 00:29:53 +0300
commit66472fc04e8be62858f29c7798ed17e984c1ab3b (patch)
tree7f1dd73e2bf0c8dac71112e707a4588e67d678e4
parent4a7704ffa86705b0580b6473c407b7b7618e072d (diff)
downloadlinux-66472fc04e8be62858f29c7798ed17e984c1ab3b.tar.xz
net: dsa: Copy the routing table into the switch structure
The new binding will not have a chip data structure, it will place the routing directly into the switch structure. To enable backwards compatibility, copy the routing from the chip data into the switch structure. Signed-off-by: Andrew Lunn <andrew@lunn.ch> Reviewed-by: Florian Fainelli <f.fainelli@gmail.com> Reviewed-by: Vivien Didelot <vivien.didelot@savoirfairelinux.com> Signed-off-by: David S. Miller <davem@davemloft.net>
-rw-r--r--drivers/net/dsa/mv88e6xxx.c4
-rw-r--r--include/net/dsa.h9
-rw-r--r--net/dsa/dsa.c2
3 files changed, 12 insertions, 3 deletions
diff --git a/drivers/net/dsa/mv88e6xxx.c b/drivers/net/dsa/mv88e6xxx.c
index d622c0fb76cc..492801a6398c 100644
--- a/drivers/net/dsa/mv88e6xxx.c
+++ b/drivers/net/dsa/mv88e6xxx.c
@@ -3024,8 +3024,8 @@ static int mv88e6xxx_setup_global(struct mv88e6xxx_priv_state *ps)
for (i = 0; i < 32; i++) {
int nexthop = 0x1f;
- if (i != ps->ds->index && i < ps->ds->dst->pd->nr_chips)
- nexthop = ps->ds->cd->rtable[i] & 0x1f;
+ if (i != ds->index && i < DSA_MAX_SWITCHES)
+ nexthop = ds->rtable[i] & 0x1f;
err = _mv88e6xxx_reg_write(
ps, REG_GLOBAL2,
diff --git a/include/net/dsa.h b/include/net/dsa.h
index 4e3afa9648ca..b666f27b3daa 100644
--- a/include/net/dsa.h
+++ b/include/net/dsa.h
@@ -148,6 +148,13 @@ struct dsa_switch {
*/
struct dsa_switch_driver *drv;
+ /*
+ * An array of which element [a] indicates which port on this
+ * switch should be used to send packets to that are destined
+ * for switch a. Can be NULL if there is only one switch chip.
+ */
+ s8 rtable[DSA_MAX_SWITCHES];
+
#ifdef CONFIG_NET_DSA_HWMON
/*
* Hardware monitoring information
@@ -194,7 +201,7 @@ static inline u8 dsa_upstream_port(struct dsa_switch *ds)
if (dst->cpu_switch == ds->index)
return dst->cpu_port;
else
- return ds->cd->rtable[dst->cpu_switch];
+ return ds->rtable[dst->cpu_switch];
}
struct switchdev_trans;
diff --git a/net/dsa/dsa.c b/net/dsa/dsa.c
index 6177dd750847..bfe1d03d4730 100644
--- a/net/dsa/dsa.c
+++ b/net/dsa/dsa.c
@@ -297,6 +297,8 @@ static int dsa_switch_setup_one(struct dsa_switch *ds, struct device *parent)
dst->tag_protocol = drv->tag_protocol;
}
+ memcpy(ds->rtable, cd->rtable, sizeof(ds->rtable));
+
/*
* Do basic register setup.
*/