[PATCH 2/3] myri10ge: report when the link partner is running in Myrinet mode

[Brice Goglin]

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 <[EMAIL PROTECTED]>
---
 drivers/net/myri10ge/myri10ge.c |   15 ++++++++++-----
 1 file changed, 10 insertions(+), 5 deletions(-)

Index: linux-rc/drivers/net/myri10ge/myri10ge.c
===================================================================
--- linux-rc.orig/drivers/net/myri10ge/myri10ge.c       2007-06-05 
08:25:05.000000000 +0200
+++ linux-rc/drivers/net/myri10ge/myri10ge.c    2007-06-11 20:04:57.000000000 
+0200
@@ -1156,9 +1156,11 @@
        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 @@
                        } 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++;
                        }


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