[SCSI] lpfc 8.3.33: Parallelize SLI-4 Q distribution
Commonize SLI-3/4 Ring/Queue framework, to keep SLI-3 compatibility
Parallelize SLI-4 Q distribution - to use multiple posting/completion 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_sli.h b/drivers/scsi/lpfc/lpfc_sli.h
index 2d64a2b..4b9b44e 100644
--- a/drivers/scsi/lpfc/lpfc_sli.h
+++ b/drivers/scsi/lpfc/lpfc_sli.h
@@ -131,7 +131,9 @@
#define LPFC_MAX_RING_MASK 5 /* max num of rctl/type masks allowed per
ring */
-#define LPFC_MAX_RING 4 /* max num of SLI rings used by driver */
+#define LPFC_SLI3_MAX_RING 4 /* Max num of SLI3 rings used by driver.
+ For SLI4, an additional ring for each
+ FCP WQ will be allocated. */
struct lpfc_sli_ring;
@@ -172,7 +174,7 @@
};
struct lpfc_sli4_ring {
- void *wqp; /* Pointer to associated WQ */
+ struct lpfc_queue *wqp; /* Pointer to associated WQ */
};
@@ -284,7 +286,7 @@
#define LPFC_MENLO_MAINT 0x1000 /* need for menl fw download */
#define LPFC_SLI_ASYNC_MBX_BLK 0x2000 /* Async mailbox is blocked */
- struct lpfc_sli_ring ring[LPFC_MAX_RING];
+ struct lpfc_sli_ring *ring;
int fcp_ring; /* ring used for FCP initiator commands */
int next_ring;