Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound-2.6

[safe/jmp/linux-2.6] / drivers / infiniband / hw / mlx4 / mlx4_ib.h

diff --git a/drivers/infiniband/hw/mlx4/mlx4_ib.h b/drivers/infiniband/hw/mlx4/mlx4_ib.h
index 24ccadd..5cf9947 100644 (file)
--- a/drivers/infiniband/hw/mlx4/mlx4_ib.h
+++ b/drivers/infiniband/hw/mlx4/mlx4_ib.h
@@ -35,6 +35,7 @@
 
 #include <linux/compiler.h>
 #include <linux/list.h>
+#include <linux/mutex.h>
 
 #include <rdma/ib_verbs.h>
 #include <rdma/ib_umem.h>
@@ -42,24 +43,6 @@
 #include <linux/mlx4/device.h>
 #include <linux/mlx4/doorbell.h>
 
-enum {
-       MLX4_IB_DB_PER_PAGE     = PAGE_SIZE / 4
-};
-
-struct mlx4_ib_db_pgdir;
-struct mlx4_ib_user_db_page;
-
-struct mlx4_ib_db {
-       __be32                 *db;
-       union {
-               struct mlx4_ib_db_pgdir        *pgdir;
-               struct mlx4_ib_user_db_page    *user_page;
-       }                       u;
-       dma_addr_t              dma;
-       int                     index;
-       int                     order;
-};
-
 struct mlx4_ib_ucontext {
        struct ib_ucontext      ibucontext;
        struct mlx4_uar         uar;
@@ -77,13 +60,21 @@ struct mlx4_ib_cq_buf {
        struct mlx4_mtt         mtt;
 };
 
+struct mlx4_ib_cq_resize {
+       struct mlx4_ib_cq_buf   buf;
+       int                     cqe;
+};
+
 struct mlx4_ib_cq {
        struct ib_cq            ibcq;
        struct mlx4_cq          mcq;
        struct mlx4_ib_cq_buf   buf;
-       struct mlx4_ib_db       db;
+       struct mlx4_ib_cq_resize *resize_buf;
+       struct mlx4_db          db;
        spinlock_t              lock;
+       struct mutex            resize_mutex;
        struct ib_umem         *umem;
+       struct ib_umem         *resize_umem;
 };
 
 struct mlx4_ib_mr {
@@ -92,6 +83,11 @@ struct mlx4_ib_mr {
        struct ib_umem         *umem;
 };
 
+struct mlx4_ib_fmr {
+       struct ib_fmr           ibfmr;
+       struct mlx4_fmr         mfmr;
+};
+
 struct mlx4_ib_wq {
        u64                    *wrid;
        spinlock_t              lock;
@@ -104,16 +100,22 @@ struct mlx4_ib_wq {
        unsigned                tail;
 };
 
+enum mlx4_ib_qp_flags {
+       MLX4_IB_QP_LSO          = 1 << 0
+};
+
 struct mlx4_ib_qp {
        struct ib_qp            ibqp;
        struct mlx4_qp          mqp;
        struct mlx4_buf         buf;
 
-       struct mlx4_ib_db       db;
+       struct mlx4_db          db;
        struct mlx4_ib_wq       rq;
 
        u32                     doorbell_qpn;
        __be32                  sq_signal_bits;
+       unsigned                sq_next_wqe;
+       int                     sq_max_wqes_per_wr;
        int                     sq_spare_wqes;
        struct mlx4_ib_wq       sq;
 
@@ -121,6 +123,7 @@ struct mlx4_ib_qp {
        struct mlx4_mtt         mtt;
        int                     buf_size;
        struct mutex            mutex;
+       u32                     flags;
        u8                      port;
        u8                      alt_port;
        u8                      atomic_rd_en;
@@ -133,7 +136,7 @@ struct mlx4_ib_srq {
        struct ib_srq           ibsrq;
        struct mlx4_srq         msrq;
        struct mlx4_buf         buf;
-       struct mlx4_ib_db       db;
+       struct mlx4_db          db;
        u64                    *wrid;
        spinlock_t              lock;
        int                     head;
@@ -154,9 +157,6 @@ struct mlx4_ib_dev {
        struct mlx4_dev        *dev;
        void __iomem           *uar_map;
 
-       struct list_head        pgdir_list;
-       struct mutex            pgdir_mutex;
-
        struct mlx4_uar         priv_uar;
        u32                     priv_pdn;
        MLX4_DECLARE_DOORBELL_LOCK(uar_lock);
@@ -198,6 +198,10 @@ static inline struct mlx4_ib_mr *to_mmr(struct ib_mr *ibmr)
        return container_of(ibmr, struct mlx4_ib_mr, ibmr);
 }
 
+static inline struct mlx4_ib_fmr *to_mfmr(struct ib_fmr *ibfmr)
+{
+       return container_of(ibfmr, struct mlx4_ib_fmr, ibfmr);
+}
 static inline struct mlx4_ib_qp *to_mqp(struct ib_qp *ibqp)
 {
        return container_of(ibqp, struct mlx4_ib_qp, ibqp);
@@ -223,11 +227,9 @@ static inline struct mlx4_ib_ah *to_mah(struct ib_ah *ibah)
        return container_of(ibah, struct mlx4_ib_ah, ibah);
 }
 
-int mlx4_ib_db_alloc(struct mlx4_ib_dev *dev, struct mlx4_ib_db *db, int order);
-void mlx4_ib_db_free(struct mlx4_ib_dev *dev, struct mlx4_ib_db *db);
 int mlx4_ib_db_map_user(struct mlx4_ib_ucontext *context, unsigned long virt,
-                       struct mlx4_ib_db *db);
-void mlx4_ib_db_unmap_user(struct mlx4_ib_ucontext *context, struct mlx4_ib_db *db);
+                       struct mlx4_db *db);
+void mlx4_ib_db_unmap_user(struct mlx4_ib_ucontext *context, struct mlx4_db *db);
 
 struct ib_mr *mlx4_ib_get_dma_mr(struct ib_pd *pd, int acc);
 int mlx4_ib_umem_write_mtt(struct mlx4_ib_dev *dev, struct mlx4_mtt *mtt,
@@ -237,6 +239,8 @@ struct ib_mr *mlx4_ib_reg_user_mr(struct ib_pd *pd, u64 start, u64 length,
                                  struct ib_udata *udata);
 int mlx4_ib_dereg_mr(struct ib_mr *mr);
 
+int mlx4_ib_modify_cq(struct ib_cq *cq, u16 cq_count, u16 cq_period);
+int mlx4_ib_resize_cq(struct ib_cq *ibcq, int entries, struct ib_udata *udata);
 struct ib_cq *mlx4_ib_create_cq(struct ib_device *ibdev, int entries, int vector,
                                struct ib_ucontext *context,
                                struct ib_udata *udata);
@@ -255,6 +259,7 @@ struct ib_srq *mlx4_ib_create_srq(struct ib_pd *pd,
                                  struct ib_udata *udata);
 int mlx4_ib_modify_srq(struct ib_srq *ibsrq, struct ib_srq_attr *attr,
                       enum ib_srq_attr_mask attr_mask, struct ib_udata *udata);
+int mlx4_ib_query_srq(struct ib_srq *srq, struct ib_srq_attr *srq_attr);
 int mlx4_ib_destroy_srq(struct ib_srq *srq);
 void mlx4_ib_free_srq_wqe(struct mlx4_ib_srq *srq, int wqe_index);
 int mlx4_ib_post_srq_recv(struct ib_srq *ibsrq, struct ib_recv_wr *wr,
@@ -266,6 +271,8 @@ struct ib_qp *mlx4_ib_create_qp(struct ib_pd *pd,
 int mlx4_ib_destroy_qp(struct ib_qp *qp);
 int mlx4_ib_modify_qp(struct ib_qp *ibqp, struct ib_qp_attr *attr,
                      int attr_mask, struct ib_udata *udata);
+int mlx4_ib_query_qp(struct ib_qp *ibqp, struct ib_qp_attr *qp_attr, int qp_attr_mask,
+                    struct ib_qp_init_attr *qp_init_attr);
 int mlx4_ib_post_send(struct ib_qp *ibqp, struct ib_send_wr *wr,
                      struct ib_send_wr **bad_wr);
 int mlx4_ib_post_recv(struct ib_qp *ibqp, struct ib_recv_wr *wr,
@@ -280,6 +287,13 @@ int mlx4_ib_process_mad(struct ib_device *ibdev, int mad_flags,    u8 port_num,
 int mlx4_ib_mad_init(struct mlx4_ib_dev *dev);
 void mlx4_ib_mad_cleanup(struct mlx4_ib_dev *dev);
 
+struct ib_fmr *mlx4_ib_fmr_alloc(struct ib_pd *pd, int mr_access_flags,
+                                 struct ib_fmr_attr *fmr_attr);
+int mlx4_ib_map_phys_fmr(struct ib_fmr *ibfmr, u64 *page_list, int npages,
+                        u64 iova);
+int mlx4_ib_unmap_fmr(struct list_head *fmr_list);
+int mlx4_ib_fmr_dealloc(struct ib_fmr *fmr);
+
 static inline int mlx4_ib_ah_grh_present(struct mlx4_ib_ah *ah)
 {
        return !!(ah->av.g_slid & 0x80);