diff options
Diffstat (limited to 'drivers/net/wan/c101.c')
| -rw-r--r-- | drivers/net/wan/c101.c | 9 |
1 files changed, 5 insertions, 4 deletions
diff --git a/drivers/net/wan/c101.c b/drivers/net/wan/c101.c index 435e91e..6b63b35 100644 --- a/drivers/net/wan/c101.c +++ b/drivers/net/wan/c101.c @@ -118,7 +118,7 @@ static inline void openwin(card_t *card, u8 page) static inline void set_carrier(port_t *port) { - if (!sca_in(MSCI1_OFFSET + ST3, port) & ST3_DCD) + if (!(sca_in(MSCI1_OFFSET + ST3, port) & ST3_DCD)) netif_carrier_on(port_to_dev(port)); else netif_carrier_off(port_to_dev(port)); @@ -127,10 +127,10 @@ static inline void set_carrier(port_t *port) static void sca_msci_intr(port_t *port) { - u8 stat = sca_in(MSCI1_OFFSET + ST1, port); /* read MSCI ST1 status */ + u8 stat = sca_in(MSCI0_OFFSET + ST1, port); /* read MSCI ST1 status */ - /* Reset MSCI TX underrun status bit */ - sca_out(stat & ST1_UDRN, MSCI0_OFFSET + ST1, port); + /* Reset MSCI TX underrun and CDCD (ignored) status bit */ + sca_out(stat & (ST1_UDRN | ST1_CDCD), MSCI0_OFFSET + ST1, port); if (stat & ST1_UDRN) { struct net_device_stats *stats = hdlc_stats(port_to_dev(port)); @@ -138,6 +138,7 @@ static void sca_msci_intr(port_t *port) stats->tx_fifo_errors++; } + stat = sca_in(MSCI1_OFFSET + ST1, port); /* read MSCI1 ST1 status */ /* Reset MSCI CDCD status bit - uses ch#2 DCD input */ sca_out(stat & ST1_CDCD, MSCI1_OFFSET + ST1, port); |
