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authorDan Williams <dcbw@redhat.com>2007-04-25 21:30:29 -0400
committerJeff Garzik <jeff@garzik.org>2007-04-27 20:16:41 -0400
commit1764f15016fea54db723a96234a82646dac9a036 (patch)
treeefed9a20fb0ad0d9c9483bea8b4049d461503d9c /drivers/usb/net
parentf00546363fff1576ceddc2690d47e5f9c1dd2e05 (diff)
downloadlwn-1764f15016fea54db723a96234a82646dac9a036.tar.gz
lwn-1764f15016fea54db723a96234a82646dac9a036.zip
usb-net/pegasus: simplify carrier detection
Simplify pegasus carrier detection; rely only on the periodic MII polling. Reverts pieces of c43c49bd61fdb9bb085ddafcaadb17d06f95ec43. Signed-off-by: Dan Williams <dcbw@redhat.com> Signed-off-by: Jeff Garzik <jeff@garzik.org>
Diffstat (limited to 'drivers/usb/net')
-rw-r--r--drivers/usb/net/pegasus.c10
-rw-r--r--drivers/usb/net/pegasus.h3
2 files changed, 1 insertions, 12 deletions
diff --git a/drivers/usb/net/pegasus.c b/drivers/usb/net/pegasus.c
index 1ad4ee54b186..a05fd97e5bc2 100644
--- a/drivers/usb/net/pegasus.c
+++ b/drivers/usb/net/pegasus.c
@@ -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];
diff --git a/drivers/usb/net/pegasus.h b/drivers/usb/net/pegasus.h
index c7aadb413e8c..c7467823cd1c 100644
--- a/drivers/usb/net/pegasus.h
+++ b/drivers/usb/net/pegasus.h
@@ -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,