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Diffstat (limited to 'target/linux/generic/files/drivers/net/phy/ar8216.c')
-rw-r--r--target/linux/generic/files/drivers/net/phy/ar8216.c96
1 files changed, 81 insertions, 15 deletions
diff --git a/target/linux/generic/files/drivers/net/phy/ar8216.c b/target/linux/generic/files/drivers/net/phy/ar8216.c
index 8a40a322b5..8266003c17 100644
--- a/target/linux/generic/files/drivers/net/phy/ar8216.c
+++ b/target/linux/generic/files/drivers/net/phy/ar8216.c
@@ -134,19 +134,6 @@ const struct ar8xxx_mib_desc ar8236_mibs[39] = {
static DEFINE_MUTEX(ar8xxx_dev_list_lock);
static LIST_HEAD(ar8xxx_dev_list);
-static inline void
-split_addr(u32 regaddr, u16 *r1, u16 *r2, u16 *page)
-{
- regaddr >>= 1;
- *r1 = regaddr & 0x1e;
-
- regaddr >>= 5;
- *r2 = regaddr & 0x7;
-
- regaddr >>= 3;
- *page = regaddr & 0x1ff;
-}
-
/* inspired by phy_poll_reset in drivers/net/phy/phy_device.c */
static int
ar8xxx_phy_poll_reset(struct mii_bus *bus)
@@ -217,7 +204,7 @@ ar8xxx_phy_init(struct ar8xxx_priv *priv)
ar8xxx_phy_poll_reset(bus);
}
-static u32
+u32
mii_read32(struct ar8xxx_priv *priv, int phy_id, int regnum)
{
struct mii_bus *bus = priv->mii_bus;
@@ -229,7 +216,7 @@ mii_read32(struct ar8xxx_priv *priv, int phy_id, int regnum)
return (hi << 16) | lo;
}
-static void
+void
mii_write32(struct ar8xxx_priv *priv, int phy_id, int regnum, u32 val)
{
struct mii_bus *bus = priv->mii_bus;
@@ -1291,6 +1278,78 @@ unlock:
return ret;
}
+int
+ar8xxx_sw_get_arl_table(struct switch_dev *dev,
+ const struct switch_attr *attr,
+ struct switch_val *val)
+{
+ struct ar8xxx_priv *priv = swdev_to_ar8xxx(dev);
+ struct mii_bus *bus = priv->mii_bus;
+ const struct ar8xxx_chip *chip = priv->chip;
+ char *buf = priv->arl_buf;
+ int i, j, k, len = 0;
+ struct arl_entry *a, *a1;
+ u32 status;
+
+ if (!chip->get_arl_entry)
+ return -EOPNOTSUPP;
+
+ mutex_lock(&priv->reg_mutex);
+ mutex_lock(&bus->mdio_lock);
+
+ chip->get_arl_entry(priv, NULL, NULL, AR8XXX_ARL_INITIALIZE);
+
+ for(i = 0; i < AR8XXX_NUM_ARL_RECORDS; ++i) {
+ a = &priv->arl_table[i];
+ duplicate:
+ chip->get_arl_entry(priv, a, &status, AR8XXX_ARL_GET_NEXT);
+
+ if (!status)
+ break;
+
+ /* avoid duplicates
+ * ARL table can include multiple valid entries
+ * per MAC, just with differing status codes
+ */
+ for (j = 0; j < i; ++j) {
+ a1 = &priv->arl_table[j];
+ if (a->port == a1->port && !memcmp(a->mac, a1->mac, sizeof(a->mac)))
+ goto duplicate;
+ }
+ }
+
+ mutex_unlock(&bus->mdio_lock);
+
+ len += snprintf(buf + len, sizeof(priv->arl_buf) - len,
+ "address resolution table\n");
+
+ if (i == AR8XXX_NUM_ARL_RECORDS)
+ len += snprintf(buf + len, sizeof(priv->arl_buf) - len,
+ "Too many entries found, displaying the first %d only!\n",
+ AR8XXX_NUM_ARL_RECORDS);
+
+ for (j = 0; j < priv->dev.ports; ++j) {
+ for (k = 0; k < i; ++k) {
+ a = &priv->arl_table[k];
+ if (a->port != j)
+ continue;
+ len += snprintf(buf + len, sizeof(priv->arl_buf) - len,
+ "Port %d: MAC %02x:%02x:%02x:%02x:%02x:%02x\n",
+ j,
+ a->mac[5], a->mac[4], a->mac[3],
+ a->mac[2], a->mac[1], a->mac[0]);
+ }
+ }
+
+ val->value.s = buf;
+ val->len = len;
+
+ mutex_unlock(&priv->reg_mutex);
+
+ return 0;
+}
+
+
static const struct switch_attr ar8xxx_sw_attr_globals[] = {
{
.type = SWITCH_TYPE_INT,
@@ -1338,6 +1397,13 @@ static const struct switch_attr ar8xxx_sw_attr_globals[] = {
.get = ar8xxx_sw_get_mirror_source_port,
.max = AR8216_NUM_PORTS - 1
},
+ {
+ .type = SWITCH_TYPE_STRING,
+ .name = "arl_table",
+ .description = "Get ARL table",
+ .set = NULL,
+ .get = ar8xxx_sw_get_arl_table,
+ },
};
const struct switch_attr ar8xxx_sw_attr_port[2] = {