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authorBrice Goglin <brice@myri.com>2007-06-11 20:26:50 +0200
committerJeff Garzik <jeff@garzik.org>2007-06-12 18:58:58 -0400
commit798a95dbd38b113a0f6f3bfe8a2769b261046d09 (patch)
tree58cb1556eb50a990da2c128a7c815f506de99013 /drivers/net
parentf181137f9d70dc851dcb418cdad4df7888a0bfd3 (diff)
downloadlinux-2.6.34-ux500-798a95dbd38b113a0f6f3bfe8a2769b261046d09.tar.gz
myri10ge: report when the link partner is running in Myrinet mode
Since Myri-10G boards may also run in Myrinet mode instead of Ethernet, add a message when we detect that the link partner is not running in the right mode. Signed-off-by: Brice Goglin <brice@myri.com> Signed-off-by: Jeff Garzik <jeff@garzik.org>
Diffstat (limited to 'drivers/net')
-rw-r--r--drivers/net/myri10ge/myri10ge.c15
1 files changed, 10 insertions, 5 deletions
diff --git a/drivers/net/myri10ge/myri10ge.c b/drivers/net/myri10ge/myri10ge.c
index 4867837bc1b..e510f9b15be 100644
--- a/drivers/net/myri10ge/myri10ge.c
+++ b/drivers/net/myri10ge/myri10ge.c
@@ -1156,9 +1156,11 @@ static inline void myri10ge_check_statblock(struct myri10ge_priv *mgp)
struct mcp_irq_data *stats = mgp->fw_stats;
if (unlikely(stats->stats_updated)) {
- if (mgp->link_state != stats->link_up) {
- mgp->link_state = stats->link_up;
- if (mgp->link_state) {
+ unsigned link_up = ntohl(stats->link_up);
+ if (mgp->link_state != link_up) {
+ mgp->link_state = link_up;
+
+ if (mgp->link_state == MXGEFW_LINK_UP) {
if (netif_msg_link(mgp))
printk(KERN_INFO
"myri10ge: %s: link up\n",
@@ -1168,8 +1170,11 @@ static inline void myri10ge_check_statblock(struct myri10ge_priv *mgp)
} else {
if (netif_msg_link(mgp))
printk(KERN_INFO
- "myri10ge: %s: link down\n",
- mgp->dev->name);
+ "myri10ge: %s: link %s\n",
+ mgp->dev->name,
+ (link_up == MXGEFW_LINK_MYRINET ?
+ "mismatch (Myrinet detected)" :
+ "down"));
netif_carrier_off(mgp->dev);
mgp->link_changes++;
}