IB/mlx5: Move and decouple user vendor structures

[karo-tx-linux.git] / drivers / infiniband / hw / mlx5 / mlx5_ib.h

diff --git a/drivers/infiniband/hw/mlx5/mlx5_ib.h b/drivers/infiniband/hw/mlx5/mlx5_ib.h
index 40fe1a65402b13ad1586f3d66f12f2a962e71480..1df8a67d4f02328a6a2e9e47094ffd0dbfe6fbfd 100644 (file)
--- a/drivers/infiniband/hw/mlx5/mlx5_ib.h
+++ b/drivers/infiniband/hw/mlx5/mlx5_ib.h
@@ -44,6 +44,7 @@
 #include <linux/types.h>
 #include <linux/mlx5/transobj.h>
 #include <rdma/ib_user_verbs.h>
+#include <rdma/mlx5-abi.h>
 
 #define mlx5_ib_dbg(dev, format, arg...)                               \
 pr_debug("%s:%s:%d:(pid %d): " format, (dev)->ib_dev.name, __func__,   \
@@ -955,4 +956,40 @@ static inline int verify_assign_uidx(u8 cqe_version, u32 cmd_uidx,
 
        return 0;
 }
+
+static inline int get_qp_user_index(struct mlx5_ib_ucontext *ucontext,
+                                   struct mlx5_ib_create_qp *ucmd,
+                                   int inlen,
+                                   u32 *user_index)
+{
+       u8 cqe_version = ucontext->cqe_version;
+
+       if (field_avail(struct mlx5_ib_create_qp, uidx, inlen) &&
+           !cqe_version && (ucmd->uidx == MLX5_IB_DEFAULT_UIDX))
+               return 0;
+
+       if (!!(field_avail(struct mlx5_ib_create_qp, uidx, inlen) !=
+              !!cqe_version))
+               return -EINVAL;
+
+       return verify_assign_uidx(cqe_version, ucmd->uidx, user_index);
+}
+
+static inline int get_srq_user_index(struct mlx5_ib_ucontext *ucontext,
+                                    struct mlx5_ib_create_srq *ucmd,
+                                    int inlen,
+                                    u32 *user_index)
+{
+       u8 cqe_version = ucontext->cqe_version;
+
+       if (field_avail(struct mlx5_ib_create_srq, uidx, inlen) &&
+           !cqe_version && (ucmd->uidx == MLX5_IB_DEFAULT_UIDX))
+               return 0;
+
+       if (!!(field_avail(struct mlx5_ib_create_srq, uidx, inlen) !=
+              !!cqe_version))
+               return -EINVAL;
+
+       return verify_assign_uidx(cqe_version, ucmd->uidx, user_index);
+}
 #endif /* MLX5_IB_H */