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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>
This commit is contained in:
Chris Leech 2014-09-25 11:55:42 -07:00 committed by Christoph Hellwig
parent d247a70a4d
commit b8d23dc613
1 changed files with 33 additions and 6 deletions
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39
drivers/scsi/fcoe/fcoe_transport.c
View File

@ -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;
}