1 files changed, 17 insertions, 7 deletions

diff --git a/drivers/infiniband/hw/ipath/ipath_verbs.h b/drivers/infiniband/hw/ipath/ipath_verbs.h
index 7c4929f1cb5b..7064fc222727 100644
--- a/drivers/infiniband/hw/ipath/ipath_verbs.h
+++ b/drivers/infiniband/hw/ipath/ipath_verbs.h
@@ -173,12 +173,12 @@ struct ipath_ah {
  * this as its vm_private_data.
  */
 struct ipath_mmap_info {
-        struct ipath_mmap_info *next;
+        struct list_head pending_mmaps;
         struct ib_ucontext *context;
         void *obj;
+        __u64 offset;
         struct kref ref;
         unsigned size;
-        unsigned mmap_cnt;
 };
 
 /*
@@ -422,7 +422,7 @@ struct ipath_qp {
 #define IPATH_S_RDMAR_PENDING   0x04
 #define IPATH_S_ACK_PENDING     0x08
 
-#define IPATH_PSN_CREDIT        2048
+#define IPATH_PSN_CREDIT        512
 
 /*
  * Since struct ipath_swqe is not a fixed size, we can't simply index into
@@ -485,9 +485,10 @@ struct ipath_opcode_stats {
 
 struct ipath_ibdev {
         struct ib_device ibdev;
-        struct list_head dev_list;
         struct ipath_devdata *dd;
-        struct ipath_mmap_info *pending_mmaps;
+        struct list_head pending_mmaps;
+        spinlock_t mmap_offset_lock;
+        u32 mmap_offset;
         int ib_unit;            /* This is the device number */
         u16 sm_lid;             /* in host order */
         u8 sm_sl;
@@ -734,13 +735,13 @@ int ipath_destroy_srq(struct ib_srq *ibsrq);
 
 int ipath_poll_cq(struct ib_cq *ibcq, int num_entries, struct ib_wc *entry);
 
-struct ib_cq *ipath_create_cq(struct ib_device *ibdev, int entries,
+struct ib_cq *ipath_create_cq(struct ib_device *ibdev, int entries, int comp_vector,
                               struct ib_ucontext *context,
                               struct ib_udata *udata);
 
 int ipath_destroy_cq(struct ib_cq *ibcq);
 
-int ipath_req_notify_cq(struct ib_cq *ibcq, enum ib_cq_notify notify);
+int ipath_req_notify_cq(struct ib_cq *ibcq, enum ib_cq_notify_flags notify_flags);
 
 int ipath_resize_cq(struct ib_cq *ibcq, int cqe, struct ib_udata *udata);
 
@@ -768,6 +769,15 @@ int ipath_dealloc_fmr(struct ib_fmr *ibfmr);
 
 void ipath_release_mmap_info(struct kref *ref);
 
+struct ipath_mmap_info *ipath_create_mmap_info(struct ipath_ibdev *dev,
+                                               u32 size,
+                                               struct ib_ucontext *context,
+                                               void *obj);
+
+void ipath_update_mmap_info(struct ipath_ibdev *dev,
+                            struct ipath_mmap_info *ip,
+                            u32 size, void *obj);
+
 int ipath_mmap(struct ib_ucontext *context, struct vm_area_struct *vma);
 
 void ipath_no_bufs_available(struct ipath_qp *qp, struct ipath_ibdev *dev);