From: Lennert Buytenhek <buytenh@wantstofly.org>
Date: Wed, 23 Nov 2005 11:49:59 +0000 (+0100)
Subject: [PATCH] enp2611: disable/enable SERDES carrier on interface down/up
X-Git-Tag: v2.6.16.28-rc1~1833^2~22^2~7^2~53
X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=cffbfcaf00c4a36592fabd54ae9f960b552322b6;p=karo-tx-linux.git

[PATCH] enp2611: disable/enable SERDES carrier on interface down/up

Disable/enable the SERDES carrier when an interface is administratively
downed/upped.

Signed-off-by: Lennert Buytenhek <buytenh@wantstofly.org>
Signed-off-by: Jeff Garzik <jgarzik@pobox.com>
---

diff --git a/drivers/net/ixp2000/enp2611.c b/drivers/net/ixp2000/enp2611.c
index 2542e3bacfb9..d82651a97bae 100644
--- a/drivers/net/ixp2000/enp2611.c
+++ b/drivers/net/ixp2000/enp2611.c
@@ -175,10 +175,15 @@ static void enp2611_set_port_admin_status(int port, int up)
 {
 	if (up) {
 		caleb_enable_rx(port);
+
+		pm3386_set_carrier(port, 1);
 		pm3386_enable_rx(port);
 	} else {
 		caleb_disable_tx(port);
 		pm3386_disable_tx(port);
+		/* @@@ Flush out pending packets.  */
+		pm3386_set_carrier(port, 0);
+
 		pm3386_disable_rx(port);
 		caleb_disable_rx(port);
 	}