dnl Checks for OFED
AC_DEFUN([LN_CONFIG_OFED_SPEC],
[
	AC_MSG_CHECKING([if OFED has ib_dma_map_single])
	LB_LINUX_TRY_COMPILE([
		#include <linux/version.h>
		#include <linux/pci.h>
		#if !HAVE_GFP_T
		typedef int gfp_t;
		#endif
		#include <rdma/ib_verbs.h>
	],[
		ib_dma_map_single(NULL, NULL, 0, 0);
		return 0;
	],[
		AC_MSG_RESULT(yes)
		AC_DEFINE(HAVE_OFED_IB_DMA_MAP, 1,
			  [ib_dma_map_single defined])
	],[
		AC_MSG_RESULT(no)
	])

	AC_MSG_CHECKING([if ib_create_cq wants comp_vector])
	LB_LINUX_TRY_COMPILE([
		#include <linux/version.h>
		#include <linux/pci.h>
		#if !HAVE_GFP_T
		typedef int gfp_t;
		#endif
		#include <rdma/ib_verbs.h>
	],[
		ib_create_cq(NULL, NULL, NULL, NULL, 0, 0);
		return 0;
	],[
		AC_MSG_RESULT(yes)
		AC_DEFINE(HAVE_OFED_IB_COMP_VECTOR, 1,
			  [has completion vector])
	],[
		AC_MSG_RESULT(no)
	])

	AC_MSG_CHECKING([if OFED supports iWarp transport])
	LB_LINUX_TRY_COMPILE([
		#include <linux/version.h>
		#include <linux/pci.h>
		#if !HAVE_GFP_T
		typedef int gfp_t;
		#endif
		#include <rdma/ib_verbs.h>
	],[
		return RDMA_TRANSPORT_IWARP ==
		       rdma_node_get_transport(RDMA_NODE_RNIC);
	],[
		AC_MSG_RESULT(yes)
		AC_DEFINE(HAVE_OFED_TRANSPORT_IWARP, 1,
			  [has transport iWARP])
	],[
		AC_MSG_RESULT(no)
	])

	AC_MSG_CHECKING([if OFED has RDMA_CM_EVENT_ADDR_CHANGE])
	LB_LINUX_TRY_COMPILE([
		#include <linux/version.h>
		#include <linux/pci.h>
		#if !HAVE_GFP_T
		typedef int gfp_t;
		#endif
		#include <rdma/rdma_cm.h>
	],[
		return (RDMA_CM_EVENT_ADDR_CHANGE == 0);
	],[
		AC_MSG_RESULT(yes)
		AC_DEFINE(HAVE_OFED_RDMA_CMEV_ADDRCHANGE, 1,
			  [has completion vector])
	],[
		AC_MSG_RESULT(no)
	])

	AC_MSG_CHECKING([if OFED has RDMA_CM_EVENT_TIMEWAIT_EXIT])
	LB_LINUX_TRY_COMPILE([
		#include <linux/version.h>
		#include <linux/pci.h>
		#if !HAVE_GFP_T
		typedef int gfp_t;
		#endif
		#include <rdma/rdma_cm.h>
	],[
		return (RDMA_CM_EVENT_TIMEWAIT_EXIT == 0);
	],[
		AC_MSG_RESULT(yes)
		AC_DEFINE(HAVE_OFED_RDMA_CMEV_TIMEWAIT_EXIT, 1,
			  [has completion vector])
	],[
		AC_MSG_RESULT(no)
	])
])