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path: root/drivers/infiniband/hw/ipath/ipath_verbs.h
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Diffstat (limited to 'drivers/infiniband/hw/ipath/ipath_verbs.h')
-rw-r--r--drivers/infiniband/hw/ipath/ipath_verbs.h24
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 7c4929f1cb5..7064fc22272 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);