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usb-net/pegasus: simplify carrier detection 

Simplify pegasus carrier detection; rely only on the periodic MII
polling.  Reverts pieces of c43c49bd61.

Signed-off-by: Dan Williams <dcbw@redhat.com>
Signed-off-by: Jeff Garzik <jeff@garzik.org>
This commit is contained in:
Dan Williams 2007-04-25 21:30:29 -04:00 committed by Jeff Garzik
parent f00546363f
commit 1764f15016
2 changed files with 1 additions and 12 deletions
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10
drivers/usb/net/pegasus.c
View File

@ -847,16 +847,6 @@ static void intr_callback(struct urb *urb)
* d[0].NO_CARRIER kicks in only with failed TX.
* ... so monitoring with MII may be safest.
*/
if (pegasus->features & TRUST_LINK_STATUS) {
if (d[5] & LINK_STATUS)
netif_carrier_on(net);
else
netif_carrier_off(net);
} else {
/* Never set carrier _on_ based on ! NO_CARRIER */
if (d[0] & NO_CARRIER)
netif_carrier_off(net);
}
/* bytes 3-4 == rx_lostpkt, reg 2E/2F */
pegasus->stats.rx_missed_errors += ((d[3] & 0x7f) << 8) | d[4];

3
drivers/usb/net/pegasus.h
View File

@ -11,7 +11,6 @@
#define PEGASUS_II 0x80000000
#define HAS_HOME_PNA 0x40000000
#define TRUST_LINK_STATUS 0x20000000
#define PEGASUS_MTU 1536
#define RX_SKBS 4
@ -204,7 +203,7 @@ PEGASUS_DEV( "AEI USB Fast Ethernet Adapter", VENDOR_AEILAB, 0x1701,
PEGASUS_DEV( "Allied Telesyn Int. AT-USB100", VENDOR_ALLIEDTEL, 0xb100,
DEFAULT_GPIO_RESET | PEGASUS_II )
PEGASUS_DEV( "Belkin F5D5050 USB Ethernet", VENDOR_BELKIN, 0x0121,
DEFAULT_GPIO_RESET | PEGASUS_II | TRUST_LINK_STATUS )
DEFAULT_GPIO_RESET | PEGASUS_II )
PEGASUS_DEV( "Billionton USB-100", VENDOR_BILLIONTON, 0x0986,
DEFAULT_GPIO_RESET )
PEGASUS_DEV( "Billionton USBLP-100", VENDOR_BILLIONTON, 0x0987,