fcoe: extend ethtool to FC port speed mapping

add support for 20 Gbit and 40 Gbit links

Signed-off-by: Chris Leech <cleech@redhat.com>
Signed-off-by: Vasu Dev <vasu.dev@intel.com>
Signed-off-by: Christoph Hellwig <hch@lst.de>

diff --git a/drivers/scsi/fcoe/fcoe_transport.c b/drivers/scsi/fcoe/fcoe_transport.c
index 74277c20f6a5e5601f7b5740e77eaf5f9c638fb9..bdc89899561a77ceebdb53047f68c0a27e6f8149 100644 (file)
--- a/drivers/scsi/fcoe/fcoe_transport.c
+++ b/drivers/scsi/fcoe/fcoe_transport.c
@@ -96,14 +96,32 @@ int fcoe_link_speed_update(struct fc_lport *lport)
        struct ethtool_cmd ecmd;
 
        if (!__ethtool_get_settings(netdev, &ecmd)) {
-               lport->link_supported_speeds &=
-                       ~(FC_PORTSPEED_1GBIT | FC_PORTSPEED_10GBIT);
+               lport->link_supported_speeds &= ~(FC_PORTSPEED_1GBIT  |
+                                                 FC_PORTSPEED_10GBIT |
+                                                 FC_PORTSPEED_20GBIT |
+                                                 FC_PORTSPEED_40GBIT);
+
                if (ecmd.supported & (SUPPORTED_1000baseT_Half |
-                                     SUPPORTED_1000baseT_Full))
+                                     SUPPORTED_1000baseT_Full |
+                                     SUPPORTED_1000baseKX_Full))
                        lport->link_supported_speeds |= FC_PORTSPEED_1GBIT;
-               if (ecmd.supported & SUPPORTED_10000baseT_Full)
-                       lport->link_supported_speeds |=
-                               FC_PORTSPEED_10GBIT;
+
+               if (ecmd.supported & (SUPPORTED_10000baseT_Full   |
+                                     SUPPORTED_10000baseKX4_Full |
+                                     SUPPORTED_10000baseKR_Full  |
+                                     SUPPORTED_10000baseR_FEC))
+                       lport->link_supported_speeds |= FC_PORTSPEED_10GBIT;
+
+               if (ecmd.supported & (SUPPORTED_20000baseMLD2_Full |
+                                     SUPPORTED_20000baseKR2_Full))
+                       lport->link_supported_speeds |= FC_PORTSPEED_20GBIT;
+
+               if (ecmd.supported & (SUPPORTED_40000baseKR4_Full |
+                                     SUPPORTED_40000baseCR4_Full |
+                                     SUPPORTED_40000baseSR4_Full |
+                                     SUPPORTED_40000baseLR4_Full))
+                       lport->link_supported_speeds |= FC_PORTSPEED_40GBIT;
+
                switch (ethtool_cmd_speed(&ecmd)) {
                case SPEED_1000:
                        lport->link_speed = FC_PORTSPEED_1GBIT;
@@ -111,6 +129,15 @@ int fcoe_link_speed_update(struct fc_lport *lport)
                case SPEED_10000:
                        lport->link_speed = FC_PORTSPEED_10GBIT;
                        break;
+               case 20000:
+                       lport->link_speed = FC_PORTSPEED_20GBIT;
+                       break;
+               case 40000:
+                       lport->link_speed = FC_PORTSPEED_40GBIT;
+                       break;
+               default:
+                       lport->link_speed = FC_PORTSPEED_UNKNOWN;
+                       break;
                }
                return 0;
        }