scsi: megaraid_sas: NVME fast path io support
authorShivasharan S <shivasharan.srikanteshwara@broadcom.com>
Fri, 10 Feb 2017 08:59:12 +0000 (00:59 -0800)
committerMartin K. Petersen <martin.petersen@oracle.com>
Mon, 13 Feb 2017 12:26:22 +0000 (07:26 -0500)
commit33203bc4d61b33f1f7bb736eac0c6fdd20b92397
tree116b7774c708ece4fdcc28071363520297fe8a32
parent96188a89cc6d5ad3a0a5b7a6c4abc9f4a6de7678
scsi: megaraid_sas: NVME fast path io support

This patch provide true fast path IO support.  Driver creates PRP for
NVME drives and send Fast Path for performance.  Certain h/w requirement
needs to be taken care in driver.

Signed-off-by: Shivasharan S <shivasharan.srikanteshwara@broadcom.com>
Signed-off-by: Kashyap Desai <kashyap.desai@broadcom.com>
Reviewed-by: Hannes Reinecke <hare@suse.com>
Reviewed-by: Tomas Henzl <thenzl@redhat.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
drivers/scsi/megaraid/megaraid_sas.h
drivers/scsi/megaraid/megaraid_sas_fp.c
drivers/scsi/megaraid/megaraid_sas_fusion.c
drivers/scsi/megaraid/megaraid_sas_fusion.h