diff options
| author | James Smart <jsmart2021@gmail.com> | 2017-08-23 16:55:47 -0700 |
|---|---|---|
| committer | Martin K. Petersen <martin.petersen@oracle.com> | 2017-08-24 22:29:43 -0400 |
| commit | 44fd7fe3dd2ce9dba873a0522e1eeab9ab5d5651 (patch) | |
| tree | 125bed5530d161319e33bc39c322f601d12c251d /drivers/scsi/lpfc/lpfc_hw4.h | |
| parent | d58734f05ff0aaa787eeedd1e790fee6c9e92af8 (diff) | |
| download | linux-44fd7fe3dd2ce9dba873a0522e1eeab9ab5d5651.tar.bz2 | |
scsi: lpfc: Add Buffer to Buffer credit recovery support
Add Buffer to buffer credit recovery support to the driver. This is a
negotiated feature with the peer that allows for both sides to detect
dropped RRDY's and FC Frames and recover credit.
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_hw4.h')
| -rw-r--r-- | drivers/scsi/lpfc/lpfc_hw4.h | 23 |
1 files changed, 19 insertions, 4 deletions
diff --git a/drivers/scsi/lpfc/lpfc_hw4.h b/drivers/scsi/lpfc/lpfc_hw4.h index bb4715705fa3..1db0a38683f4 100644 --- a/drivers/scsi/lpfc/lpfc_hw4.h +++ b/drivers/scsi/lpfc/lpfc_hw4.h @@ -2217,9 +2217,15 @@ struct lpfc_mbx_reg_vfi { uint32_t e_d_tov; uint32_t r_a_tov; uint32_t word10; -#define lpfc_reg_vfi_nport_id_SHIFT 0 -#define lpfc_reg_vfi_nport_id_MASK 0x00FFFFFF -#define lpfc_reg_vfi_nport_id_WORD word10 +#define lpfc_reg_vfi_nport_id_SHIFT 0 +#define lpfc_reg_vfi_nport_id_MASK 0x00FFFFFF +#define lpfc_reg_vfi_nport_id_WORD word10 +#define lpfc_reg_vfi_bbcr_SHIFT 27 +#define lpfc_reg_vfi_bbcr_MASK 0x00000001 +#define lpfc_reg_vfi_bbcr_WORD word10 +#define lpfc_reg_vfi_bbscn_SHIFT 28 +#define lpfc_reg_vfi_bbscn_MASK 0x0000000F +#define lpfc_reg_vfi_bbscn_WORD word10 }; struct lpfc_mbx_init_vpi { @@ -2646,7 +2652,16 @@ struct lpfc_mbx_read_config { #define lpfc_mbx_rd_conf_link_speed_MASK 0x0000FFFF #define lpfc_mbx_rd_conf_link_speed_WORD word6 uint32_t rsvd_7; - uint32_t rsvd_8; + uint32_t word8; +#define lpfc_mbx_rd_conf_bbscn_min_SHIFT 0 +#define lpfc_mbx_rd_conf_bbscn_min_MASK 0x0000000F +#define lpfc_mbx_rd_conf_bbscn_min_WORD word8 +#define lpfc_mbx_rd_conf_bbscn_max_SHIFT 4 +#define lpfc_mbx_rd_conf_bbscn_max_MASK 0x0000000F +#define lpfc_mbx_rd_conf_bbscn_max_WORD word8 +#define lpfc_mbx_rd_conf_bbscn_def_SHIFT 8 +#define lpfc_mbx_rd_conf_bbscn_def_MASK 0x0000000F +#define lpfc_mbx_rd_conf_bbscn_def_WORD word8 uint32_t word9; #define lpfc_mbx_rd_conf_lmt_SHIFT 0 #define lpfc_mbx_rd_conf_lmt_MASK 0x0000FFFF |