[SCSI] scsi_transport_sas: add 12GB definitions for mpt3sas

[jejb: split this core change into a separate patch]
Signed-off-by: Sreekanth Reddy <Sreekanth.Reddy@lsi.com>
Reviewed-by: Nagalakshmi Nandigama <Nagalakshmi.Nandigama@lsi.com>
Signed-off-by: James Bottomley <JBottomley@Parallels.com>

drivers/scsi/scsi_transport_sas.c

@@ -151,6 +151,7 @@ static struct {
 	{ SAS_LINK_RATE_1_5_GBPS,	"1.5 Gbit" },
 	{ SAS_LINK_RATE_3_0_GBPS,	"3.0 Gbit" },
 	{ SAS_LINK_RATE_6_0_GBPS,	"6.0 Gbit" },
+	{ SAS_LINK_RATE_12_0_GBPS,	"12.0 Gbit" },
 };
 sas_bitfield_name_search(linkspeed, sas_linkspeed_names)
 sas_bitfield_name_set(linkspeed, sas_linkspeed_names)

include/scsi/scsi_transport_sas.h

@@ -36,6 +36,7 @@ enum sas_linkrate {
 	SAS_LINK_RATE_3_0_GBPS = 9,
 	SAS_LINK_RATE_G2 = SAS_LINK_RATE_3_0_GBPS,
 	SAS_LINK_RATE_6_0_GBPS = 10,
+	SAS_LINK_RATE_12_0_GBPS = 11,
 	/* These are virtual to the transport class and may never
 	 * be signalled normally since the standard defined field
 	 * is only 4 bits */