commit d25f5a6774c3c567b11f8637a787603a62d102b1
author Stephen Hemminger <shemminger@osdl.org> Mon Jun 27 11:33:14 2005 -0700
committer Jeff Garzik <jgarzik@pobox.com> Mon Jun 27 18:05:07 2005 -0400
tree 30bb7fd421f93590de9a98eec4e135d4e0c67f34
parent 7e676d9136d89d0cdf661de4b9a5f8955af94e03

[PATCH] skge: handle Tx/Rx arbiter timeout

Need to handle receive and transmit packet arbiter timeouts.
Transmit arbiter timeouts happens when Gigabit sends to 100Mbit port
on same switch and pause occurs.

Signed-off-by: Stephen Hemminger <shemminger@osdl.org>

drivers/net/skge.c

diff --git a/drivers/net/skge.c b/drivers/net/skge.c
index 290d6aa..9f24714 100644
--- a/drivers/net/skge.c
+++ b/drivers/net/skge.c
@@ -2731,6 +2731,24 @@
 	if (status & IS_XA2_F)
 		skge_tx_intr(hw->dev[1]);
 
+	if (status & IS_PA_TO_RX1) {
+		struct skge_port *skge = netdev_priv(hw->dev[0]);
+		++skge->net_stats.rx_over_errors;
+		skge_write16(hw, B3_PA_CTRL, PA_CLR_TO_RX1);
+	}
+
+	if (status & IS_PA_TO_RX2) {
+		struct skge_port *skge = netdev_priv(hw->dev[1]);
+		++skge->net_stats.rx_over_errors;
+		skge_write16(hw, B3_PA_CTRL, PA_CLR_TO_RX2);
+	}
+
+	if (status & IS_PA_TO_TX1)
+		skge_write16(hw, B3_PA_CTRL, PA_CLR_TO_TX1);
+
+	if (status & IS_PA_TO_TX2)
+		skge_write16(hw, B3_PA_CTRL, PA_CLR_TO_TX2);
+
 	if (status & IS_MAC1)
 		skge_mac_intr(hw, 0);