[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>
diff --git a/drivers/scsi/lpfc/lpfc_sli4.h b/drivers/scsi/lpfc/lpfc_sli4.h
index e7d8413..b4829d1 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 @@
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;