lnet/autoconf/ofed.m4

   1 dnl Checks for OFED
   2 AC_DEFUN([LN_CONFIG_OFED_SPEC],
   3 [
   4         AC_MSG_CHECKING([if OFED has ib_dma_map_single])
   5         LB_LINUX_TRY_COMPILE([
   6                 #include <linux/version.h>
   7                 #include <linux/pci.h>
   8                 #if !HAVE_GFP_T
   9                 typedef int gfp_t;
  10                 #endif
  11                 #include <rdma/ib_verbs.h>
  12         ],[
  13                 ib_dma_map_single(NULL, NULL, 0, 0);
  14                 return 0;
  15         ],[
  16                 AC_MSG_RESULT(yes)
  17                 AC_DEFINE(HAVE_OFED_IB_DMA_MAP, 1,
  18                           [ib_dma_map_single defined])
  19         ],[
  20                 AC_MSG_RESULT(no)
  21         ])
  22
  23         AC_MSG_CHECKING([if ib_create_cq wants comp_vector])
  24         LB_LINUX_TRY_COMPILE([
  25                 #include <linux/version.h>
  26                 #include <linux/pci.h>
  27                 #if !HAVE_GFP_T
  28                 typedef int gfp_t;
  29                 #endif
  30                 #include <rdma/ib_verbs.h>
  31         ],[
  32                 ib_create_cq(NULL, NULL, NULL, NULL, 0, 0);
  33                 return 0;
  34         ],[
  35                 AC_MSG_RESULT(yes)
  36                 AC_DEFINE(HAVE_OFED_IB_COMP_VECTOR, 1,
  37                           [has completion vector])
  38         ],[
  39                 AC_MSG_RESULT(no)
  40         ])
  41
  42         AC_MSG_CHECKING([if OFED supports iWarp transport])
  43         LB_LINUX_TRY_COMPILE([
  44                 #include <linux/version.h>
  45                 #include <linux/pci.h>
  46                 #if !HAVE_GFP_T
  47                 typedef int gfp_t;
  48                 #endif
  49                 #include <rdma/ib_verbs.h>
  50         ],[
  51                 return RDMA_TRANSPORT_IWARP ==
  52                        rdma_node_get_transport(RDMA_NODE_RNIC);
  53         ],[
  54                 AC_MSG_RESULT(yes)
  55                 AC_DEFINE(HAVE_OFED_TRANSPORT_IWARP, 1,
  56                           [has transport iWARP])
  57         ],[
  58                 AC_MSG_RESULT(no)
  59         ])
  60
  61         AC_MSG_CHECKING([if OFED has RDMA_CM_EVENT_ADDR_CHANGE])
  62         LB_LINUX_TRY_COMPILE([
  63                 #include <linux/version.h>
  64                 #include <linux/pci.h>
  65                 #if !HAVE_GFP_T
  66                 typedef int gfp_t;
  67                 #endif
  68                 #include <rdma/rdma_cm.h>
  69         ],[
  70                 return (RDMA_CM_EVENT_ADDR_CHANGE == 0);
  71         ],[
  72                 AC_MSG_RESULT(yes)
  73                 AC_DEFINE(HAVE_OFED_RDMA_CMEV_ADDRCHANGE, 1,
  74                           [has completion vector])
  75         ],[
  76                 AC_MSG_RESULT(no)
  77         ])
  78
  79         AC_MSG_CHECKING([if OFED has RDMA_CM_EVENT_TIMEWAIT_EXIT])
  80         LB_LINUX_TRY_COMPILE([
  81                 #include <linux/version.h>
  82                 #include <linux/pci.h>
  83                 #if !HAVE_GFP_T
  84                 typedef int gfp_t;
  85                 #endif
  86                 #include <rdma/rdma_cm.h>
  87         ],[
  88                 return (RDMA_CM_EVENT_TIMEWAIT_EXIT == 0);
  89         ],[
  90                 AC_MSG_RESULT(yes)
  91                 AC_DEFINE(HAVE_OFED_RDMA_CMEV_TIMEWAIT_EXIT, 1,
  92                           [has completion vector])
  93         ],[
  94                 AC_MSG_RESULT(no)
  95         ])
  96 ])