diff options
| author | James Smart <james.smart@emulex.com> | 2012-08-03 18:36:13 +0200 |
|---|---|---|
| committer | James Bottomley <JBottomley@Parallels.com> | 2012-09-14 15:41:19 +0200 |
| commit | 67d1273385d454a3f1b083b807f2cdda95e995ec (patch) | |
| tree | 93f6ff11c119b3e9460e6f302e09eaedf1844259 /drivers/scsi/lpfc/lpfc_sli4.h | |
| parent | [SCSI] lpfc 8.3.33: Add Interrupts per second stats via debugfs (diff) | |
| download | linux-67d1273385d454a3f1b083b807f2cdda95e995ec.tar.xz linux-67d1273385d454a3f1b083b807f2cdda95e995ec.zip | |
[SCSI] lpfc 8.3.33: Tie parallel I/O queues into separate MSIX vectors
Add fcp_io_channel module attribute to control amount of parallel I/O queues
Signed-off-by: James Smart <james.smart@emulex.com>
Signed-off-by: James Bottomley <JBottomley@Parallels.com>
Diffstat (limited to 'drivers/scsi/lpfc/lpfc_sli4.h')
| -rw-r--r-- | drivers/scsi/lpfc/lpfc_sli4.h | 28 |
1 files changed, 11 insertions, 17 deletions
diff --git a/drivers/scsi/lpfc/lpfc_sli4.h b/drivers/scsi/lpfc/lpfc_sli4.h index e7d84134beb1..b4829d1d9e83 100644 --- a/drivers/scsi/lpfc/lpfc_sli4.h +++ b/drivers/scsi/lpfc/lpfc_sli4.h @@ -34,18 +34,10 @@ /* Number of SGL entries can be posted in a 4KB nonembedded mbox command */ #define LPFC_NEMBED_MBOX_SGL_CNT 254 -/* Multi-queue arrangement for fast-path FCP work queues */ -#define LPFC_FN_EQN_MAX 8 -#define LPFC_SP_EQN_DEF 1 -#define LPFC_FP_EQN_DEF 4 -#define LPFC_FP_EQN_MIN 1 -#define LPFC_FP_EQN_MAX (LPFC_FN_EQN_MAX - LPFC_SP_EQN_DEF) - -#define LPFC_FN_WQN_MAX 32 -#define LPFC_SP_WQN_DEF 1 -#define LPFC_FP_WQN_DEF 4 -#define LPFC_FP_WQN_MIN 1 -#define LPFC_FP_WQN_MAX (LPFC_FN_WQN_MAX - LPFC_SP_WQN_DEF) +/* Multi-queue arrangement for FCP EQ/CQ/WQ tuples */ +#define LPFC_FCP_IO_CHAN_DEF 4 +#define LPFC_FCP_IO_CHAN_MIN 1 +#define LPFC_FCP_IO_CHAN_MAX 8 /* * Provide the default FCF Record attributes used by the driver @@ -497,17 +489,19 @@ struct lpfc_sli4_hba { uint32_t cfg_eqn; uint32_t msix_vec_nr; struct lpfc_fcp_eq_hdl *fcp_eq_hdl; /* FCP per-WQ handle */ + /* Pointers to the constructed SLI4 queues */ - struct lpfc_queue **fp_eq; /* Fast-path event queue */ - struct lpfc_queue *sp_eq; /* Slow-path event queue */ + struct lpfc_queue **hba_eq;/* Event queues for HBA */ + struct lpfc_queue **fcp_cq;/* Fast-path FCP compl queue */ struct lpfc_queue **fcp_wq;/* Fast-path FCP work queue */ + uint16_t *fcp_cq_map; + + struct lpfc_queue *mbx_cq; /* Slow-path mailbox complete queue */ + struct lpfc_queue *els_cq; /* Slow-path ELS response complete queue */ struct lpfc_queue *mbx_wq; /* Slow-path MBOX work queue */ struct lpfc_queue *els_wq; /* Slow-path ELS work queue */ struct lpfc_queue *hdr_rq; /* Slow-path Header Receive queue */ struct lpfc_queue *dat_rq; /* Slow-path Data Receive queue */ - struct lpfc_queue **fcp_cq;/* Fast-path FCP compl queue */ - struct lpfc_queue *mbx_cq; /* Slow-path mailbox complete queue */ - struct lpfc_queue *els_cq; /* Slow-path ELS response complete queue */ /* Setup information for various queue parameters */ int eq_esize; |