From 1764f15016fea54db723a96234a82646dac9a036 Mon Sep 17 00:00:00 2001
From: Dan Williams <dcbw@redhat.com>
Date: Wed, 25 Apr 2007 21:30:29 -0400
Subject: [PATCH] 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>
---
drivers/usb/net/pegasus.c | 10 ----------
drivers/usb/net/pegasus.h | 3 +--
2 files changed, 1 insertion(+), 12 deletions(-)
diff --git a/drivers/usb/net/pegasus.c b/drivers/usb/net/pegasus.c
index 1ad4ee54b1869..a05fd97e5bc2e 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 c7aadb413e8c3..c7467823cd1ca 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,
--
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