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| author | James Smart <jsmart2021@gmail.com> | 2018-02-22 08:18:48 -0800 |
|---|---|---|
| committer | Martin K. Petersen <martin.petersen@oracle.com> | 2018-02-22 20:39:29 -0500 |
| commit | 0bc2b7c5317bd51df571e9d1131547901215f6c9 (patch) | |
| tree | e33cfe55cf2a5ce43dbbb5d9a88e5ff8b9dcd97e /drivers/scsi/lpfc/lpfc.h | |
| parent | 1feb8204a12ed7987bffa75311754edc1367680f (diff) | |
| download | op-kernel-dev-0bc2b7c5317bd51df571e9d1131547901215f6c9.zip op-kernel-dev-0bc2b7c5317bd51df571e9d1131547901215f6c9.tar.gz | |
scsi: lpfc: Add embedded data pointers for enhanced performance
The current driver isn't taking advantage of a performance hint whereby
the initial data buffer descriptor can be placed in the WQE as well as
the SGL.
Add the logic to detect support for the feature and to use it when
supported.
Signed-off-by: Dick Kennedy <dick.kennedy@broadcom.com>
Signed-off-by: James Smart <james.smart@broadcom.com>
Reviewed-by: Johannes Thumshirn <jthumshirn@suse.de>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Diffstat (limited to 'drivers/scsi/lpfc/lpfc.h')
| -rw-r--r-- | drivers/scsi/lpfc/lpfc.h | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/scsi/lpfc/lpfc.h b/drivers/scsi/lpfc/lpfc.h index 7aad4a7..9136a59 100644 --- a/drivers/scsi/lpfc/lpfc.h +++ b/drivers/scsi/lpfc/lpfc.h @@ -840,6 +840,8 @@ struct lpfc_hba { #define LPFC_ENABLE_FCP 1 #define LPFC_ENABLE_NVME 2 #define LPFC_ENABLE_BOTH 3 + uint32_t nvme_embed_pbde; + uint32_t fcp_embed_pbde; uint32_t io_channel_irqs; /* number of irqs for io channels */ struct nvmet_fc_target_port *targetport; lpfc_vpd_t vpd; /* vital product data */ |
