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authorJeff Garzik <jeff@garzik.org>2006-08-20 01:51:34 +0400
committerJeff Garzik <jeff@garzik.org>2006-08-20 01:51:34 +0400
commit1fb0a6c8c6fe08ae1a5c20f5bdb05a287df3b828 (patch)
treeddb34baf5704fa755c96cedb14aa913c4fea65a0 /drivers/net/wan
parent299176206b266f204be859adf9e66efd06628ab2 (diff)
parenta76b044af147135b5fb7570aba35d4908f143cc9 (diff)
downloadlinux-1fb0a6c8c6fe08ae1a5c20f5bdb05a287df3b828.tar.xz
Merge branch 'upstream-fixes' into upstream
Diffstat (limited to 'drivers/net/wan')
-rw-r--r--drivers/net/wan/c101.c9
1 files changed, 5 insertions, 4 deletions
diff --git a/drivers/net/wan/c101.c b/drivers/net/wan/c101.c
index 435e91ec4620..6b63b350cd52 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);