1 files changed, 18 insertions, 6 deletions

diff --git a/drivers/scsi/lpfc/lpfc.h b/drivers/scsi/lpfc/lpfc.h
index 7706c99ec8bb..bcc56cac4fd8 100644
--- a/drivers/scsi/lpfc/lpfc.h
+++ b/drivers/scsi/lpfc/lpfc.h
@@ -46,10 +46,15 @@ struct lpfc_sli2_slim;
 #define LPFC_DEFAULT_MENLO_SG_SEG_CNT 128       /* sg element count per scsi
                 cmnd for menlo needs nearly twice as for firmware
                 downloads using bsg */
-#define LPFC_DEFAULT_PROT_SG_SEG_CNT 4096 /* sg protection elements count */
+
+#define LPFC_MIN_SG_SLI4_BUF_SZ 0x800   /* based on LPFC_DEFAULT_SG_SEG_CNT */
+#define LPFC_MAX_SG_SLI4_SEG_CNT_DIF 128 /* sg element count per scsi cmnd */
+#define LPFC_MAX_SG_SEG_CNT_DIF 512     /* sg element count per scsi cmnd  */
 #define LPFC_MAX_SG_SEG_CNT     4096    /* sg element count per scsi cmnd */
+#define LPFC_MAX_SGL_SEG_CNT    512     /* SGL element count per scsi cmnd */
+#define LPFC_MAX_BPL_SEG_CNT    4096    /* BPL element count per scsi cmnd */
+
 #define LPFC_MAX_SGE_SIZE       0x80000000 /* Maximum data allowed in a SGE */
-#define LPFC_MAX_PROT_SG_SEG_CNT 4096   /* prot sg element count per scsi cmd*/
 #define LPFC_IOCB_LIST_CNT      2250    /* list of IOCBs for fast-path usage. */
 #define LPFC_Q_RAMP_UP_INTERVAL 120     /* lun q_depth ramp up interval */
 #define LPFC_VNAME_LEN          100     /* vport symbolic name length */
@@ -66,8 +71,10 @@ struct lpfc_sli2_slim;
  * queue depths when there are driver resource error or Firmware
  * resource error.
  */
-#define QUEUE_RAMP_DOWN_INTERVAL        (1 * HZ)   /* 1 Second */
-#define QUEUE_RAMP_UP_INTERVAL          (300 * HZ) /* 5 minutes */
+/* 1 Second */
+#define QUEUE_RAMP_DOWN_INTERVAL        (msecs_to_jiffies(1000 * 1))
+/* 5 minutes */
+#define QUEUE_RAMP_UP_INTERVAL          (msecs_to_jiffies(1000 * 300))
 
 /* Number of exchanges reserved for discovery to complete */
 #define LPFC_DISC_IOCB_BUFF_COUNT 20
@@ -671,6 +678,7 @@ struct lpfc_hba {
         uint32_t lmt;
 
         uint32_t fc_topology;   /* link topology, from LINK INIT */
+        uint32_t fc_topology_changed;   /* link topology, from LINK INIT */
 
         struct lpfc_stats fc_stat;
 
@@ -701,9 +709,11 @@ struct lpfc_hba {
         uint32_t cfg_poll_tmo;
         uint32_t cfg_use_msi;
         uint32_t cfg_fcp_imax;
+        uint32_t cfg_fcp_cpu_map;
         uint32_t cfg_fcp_wq_count;
         uint32_t cfg_fcp_eq_count;
         uint32_t cfg_fcp_io_channel;
+        uint32_t cfg_total_seg_cnt;
         uint32_t cfg_sg_seg_cnt;
         uint32_t cfg_prot_sg_seg_cnt;
         uint32_t cfg_sg_dma_buf_size;
@@ -804,8 +814,10 @@ struct lpfc_hba {
         uint64_t bg_reftag_err_cnt;
 
         /* fastpath list. */
-        spinlock_t scsi_buf_list_lock;
-        struct list_head lpfc_scsi_buf_list;
+        spinlock_t scsi_buf_list_get_lock;  /* SCSI buf alloc list lock */
+        spinlock_t scsi_buf_list_put_lock;  /* SCSI buf free list lock */
+        struct list_head lpfc_scsi_buf_list_get;
+        struct list_head lpfc_scsi_buf_list_put;
         uint32_t total_scsi_bufs;
         struct list_head lpfc_iocb_list;
         uint32_t total_iocbq_bufs;