1 files changed, 35 insertions, 0 deletions

diff --git a/drivers/net/myri10ge/myri10ge.c b/drivers/net/myri10ge/myri10ge.c
index 3f871c467ed2..4a65e4155c0f 100644
--- a/drivers/net/myri10ge/myri10ge.c
+++ b/drivers/net/myri10ge/myri10ge.c
@@ -205,6 +205,7 @@ struct myri10ge_priv {
         int pause;
         char *fw_name;
         char eeprom_strings[MYRI10GE_EEPROM_STRINGS_SIZE];
+        char *product_code_string;
         char fw_version[128];
         int fw_ver_major;
         int fw_ver_minor;
@@ -421,6 +422,10 @@ static int myri10ge_read_mac_addr(struct myri10ge_priv *mgp)
                                 ptr += 1;
                         }
                 }
+                if (memcmp(ptr, "PC=", 3) == 0) {
+                        ptr += 3;
+                        mgp->product_code_string = ptr;
+                }
                 if (memcmp((const void *)ptr, "SN=", 3) == 0) {
                         ptr += 3;
                         mgp->serial_number = simple_strtoul(ptr, &ptr, 10);
@@ -1304,9 +1309,39 @@ static irqreturn_t myri10ge_intr(int irq, void *arg)
 static int
 myri10ge_get_settings(struct net_device *netdev, struct ethtool_cmd *cmd)
 {
+        struct myri10ge_priv *mgp = netdev_priv(netdev);
+        char *ptr;
+        int i;
+
         cmd->autoneg = AUTONEG_DISABLE;
         cmd->speed = SPEED_10000;
         cmd->duplex = DUPLEX_FULL;
+
+        /*
+         * parse the product code to deterimine the interface type
+         * (CX4, XFP, Quad Ribbon Fiber) by looking at the character
+         * after the 3rd dash in the driver's cached copy of the
+         * EEPROM's product code string.
+         */
+        ptr = mgp->product_code_string;
+        if (ptr == NULL) {
+                printk(KERN_ERR "myri10ge: %s: Missing product code\n",
+                        netdev->name);
+                return 0;
+        }
+        for (i = 0; i < 3; i++, ptr++) {
+                ptr = strchr(ptr, '-');
+                if (ptr == NULL) {
+                        printk(KERN_ERR "myri10ge: %s: Invalid product "
+                               "code %s\n", netdev->name,
+                               mgp->product_code_string);
+                        return 0;
+                }
+        }
+        if (*ptr == 'R' || *ptr == 'Q') {
+                /* We've found either an XFP or quad ribbon fiber */
+                cmd->port = PORT_FIBRE;
+        }
         return 0;
 }