-static const char *
-ar7240_speed_str(u32 status)
-{
- u32 speed;
-
- speed = (status >> AR7240_PORT_STATUS_SPEED_S) &
- AR7240_PORT_STATUS_SPEED_M;
- switch (speed) {
- case AR7240_PORT_STATUS_SPEED_10:
- return "10baseT";
- case AR7240_PORT_STATUS_SPEED_100:
- return "100baseT";
- case AR7240_PORT_STATUS_SPEED_1000:
- return "1000baseT";
- }
-
- return "unknown";
-}
-
-static int
-ar7240_port_get_link(struct switch_dev *dev, const struct switch_attr *attr,
- struct switch_val *val)
-{
- struct ar7240sw *as = sw_to_ar7240(dev);
- struct mii_bus *mii = as->mii_bus;
- u32 len;
- u32 status;
- int port;
-
- port = val->port_vlan;
-
- memset(as->buf, '\0', sizeof(as->buf));
- status = ar7240sw_reg_read(mii, AR7240_REG_PORT_STATUS(port));
-
- if (status & AR7240_PORT_STATUS_LINK_UP) {
- len = snprintf(as->buf, sizeof(as->buf),
- "port:%d link:up speed:%s %s-duplex %s%s%s",
- port,
- ar7240_speed_str(status),
- (status & AR7240_PORT_STATUS_DUPLEX) ?
- "full" : "half",
- (status & AR7240_PORT_STATUS_TXFLOW) ?
- "txflow ": "",
- (status & AR7240_PORT_STATUS_RXFLOW) ?
- "rxflow " : "",
- (status & AR7240_PORT_STATUS_LINK_AUTO) ?
- "auto ": "");
- } else {
- len = snprintf(as->buf, sizeof(as->buf),
- "port:%d link:down", port);
- }
-
- val->value.s = as->buf;
- val->len = len;
-
- return 0;
-}
-