diff options
Diffstat (limited to 'drivers/net/dm9000.c')
| -rw-r--r-- | drivers/net/dm9000.c | 41 |
1 files changed, 39 insertions, 2 deletions
diff --git a/drivers/net/dm9000.c b/drivers/net/dm9000.c index 7c38f6129b5..5ad2ec53768 100644 --- a/drivers/net/dm9000.c +++ b/drivers/net/dm9000.c @@ -552,15 +552,48 @@ static const struct ethtool_ops dm9000_ethtool_ops = { .set_eeprom = dm9000_set_eeprom, }; +static void dm9000_show_carrier(board_info_t *db, + unsigned carrier, unsigned nsr) +{ + struct net_device *ndev = db->ndev; + unsigned ncr = dm9000_read_locked(db, DM9000_NCR); + + if (carrier) + dev_info(db->dev, "%s: link up, %dMbps, %s-duplex, no LPA\n", + ndev->name, (nsr & NSR_SPEED) ? 10 : 100, + (ncr & NCR_FDX) ? "full" : "half"); + else + dev_info(db->dev, "%s: link down\n", ndev->name); +} + static void dm9000_poll_work(struct work_struct *w) { struct delayed_work *dw = container_of(w, struct delayed_work, work); board_info_t *db = container_of(dw, board_info_t, phy_poll); + struct net_device *ndev = db->ndev; + + if (db->flags & DM9000_PLATF_SIMPLE_PHY && + !(db->flags & DM9000_PLATF_EXT_PHY)) { + unsigned nsr = dm9000_read_locked(db, DM9000_NSR); + unsigned old_carrier = netif_carrier_ok(ndev) ? 1 : 0; + unsigned new_carrier; - mii_check_media(&db->mii, netif_msg_link(db), 0); + new_carrier = (nsr & NSR_LINKST) ? 1 : 0; + + if (old_carrier != new_carrier) { + if (netif_msg_link(db)) + dm9000_show_carrier(db, new_carrier, nsr); + + if (!new_carrier) + netif_carrier_off(ndev); + else + netif_carrier_on(ndev); + } + } else + mii_check_media(&db->mii, netif_msg_link(db), 0); - if (netif_running(db->ndev)) + if (netif_running(ndev)) dm9000_schedule_poll(db); } @@ -1267,6 +1300,10 @@ dm9000_probe(struct platform_device *pdev) db->flags = pdata->flags; } +#ifdef CONFIG_DM9000_FORCE_SIMPLE_PHY_POLL + db->flags |= DM9000_PLATF_SIMPLE_PHY; +#endif + dm9000_reset(db); /* try multiple times, DM9000 sometimes gets the read wrong */ |