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path: root/drivers/scsi/be2iscsi/be.h
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Diffstat (limited to 'drivers/scsi/be2iscsi/be.h')
-rw-r--r--drivers/scsi/be2iscsi/be.h21
1 files changed, 17 insertions, 4 deletions
diff --git a/drivers/scsi/be2iscsi/be.h b/drivers/scsi/be2iscsi/be.h
index a93a5040f087..136b49cea791 100644
--- a/drivers/scsi/be2iscsi/be.h
+++ b/drivers/scsi/be2iscsi/be.h
@@ -1,5 +1,5 @@
/**
- * Copyright (C) 2005 - 2009 ServerEngines
+ * Copyright (C) 2005 - 2010 ServerEngines
* All rights reserved.
*
* This program is free software; you can redistribute it and/or
@@ -24,6 +24,10 @@
#define FW_VER_LEN 32
#define MCC_Q_LEN 128
#define MCC_CQ_LEN 256
+#define MAX_MCC_CMD 16
+/* BladeEngine Generation numbers */
+#define BE_GEN2 2
+#define BE_GEN3 3
struct be_dma_mem {
void *va;
@@ -57,6 +61,11 @@ static inline void *queue_head_node(struct be_queue_info *q)
return q->dma_mem.va + q->head * q->entry_size;
}
+static inline void *queue_get_wrb(struct be_queue_info *q, unsigned int wrb_num)
+{
+ return q->dma_mem.va + wrb_num * q->entry_size;
+}
+
static inline void *queue_tail_node(struct be_queue_info *q)
{
return q->dma_mem.va + q->tail * q->entry_size;
@@ -104,15 +113,19 @@ struct be_ctrl_info {
spinlock_t mcc_lock; /* For serializing mcc cmds to BE card */
spinlock_t mcc_cq_lock;
- /* MCC Async callback */
- void (*async_cb) (void *adapter, bool link_up);
- void *adapter_ctxt;
+ wait_queue_head_t mcc_wait[MAX_MCC_CMD + 1];
+ unsigned int mcc_tag[MAX_MCC_CMD];
+ unsigned int mcc_numtag[MAX_MCC_CMD + 1];
+ unsigned short mcc_alloc_index;
+ unsigned short mcc_free_index;
+ unsigned int mcc_tag_available;
};
#include "be_cmds.h"
#define PAGE_SHIFT_4K 12
#define PAGE_SIZE_4K (1 << PAGE_SHIFT_4K)
+#define mcc_timeout 120000 /* 5s timeout */
/* Returns number of pages spanned by the data starting at the given addr */
#define PAGES_4K_SPANNED(_address, size) \