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| author | James Smart <jsmart2021@gmail.com> | 2018-03-05 12:04:04 -0800 |
|---|---|---|
| committer | Martin K. Petersen <martin.petersen@oracle.com> | 2018-03-12 21:55:23 -0400 |
| commit | 5fd1108517d9c75eab828e7b1d6d541eee2857f8 (patch) | |
| tree | 5472ee7677222f4236fc574786313ca52fccb474 /drivers/scsi/lpfc/lpfc_hw4.h | |
| parent | 205e8240a1b42d32c08b0fae5778cbaa336c9c7f (diff) | |
| download | linux-5fd1108517d9c75eab828e7b1d6d541eee2857f8.tar.bz2 | |
scsi: lpfc: Streamline NVME Initiator WQE setup
To reduce latency when initializing WQE content, create templates for the
most common wqes. This reduces the number of operations taken to set the
content. It's not a lot of speed up, but every bit helps.
This patch updates the NVME initiator path.
[mkp: fixed typo]
Signed-off-by: Dick Kennedy <dick.kennedy@broadcom.com>
Signed-off-by: James Smart <james.smart@broadcom.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Diffstat (limited to 'drivers/scsi/lpfc/lpfc_hw4.h')
| -rw-r--r-- | drivers/scsi/lpfc/lpfc_hw4.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/scsi/lpfc/lpfc_hw4.h b/drivers/scsi/lpfc/lpfc_hw4.h index a2f372d14eaa..98b80559c215 100644 --- a/drivers/scsi/lpfc/lpfc_hw4.h +++ b/drivers/scsi/lpfc/lpfc_hw4.h @@ -4183,6 +4183,7 @@ struct wqe_common { #define wqe_iod_SHIFT 13 #define wqe_iod_MASK 0x00000001 #define wqe_iod_WORD word10 +#define LPFC_WQE_IOD_NONE 0 #define LPFC_WQE_IOD_WRITE 0 #define LPFC_WQE_IOD_READ 1 #define wqe_dbde_SHIFT 14 |