Branch HEAD

[fs/lustre-release.git] / lnet / autoconf / ofed.m4

diff --git a/lnet/autoconf/ofed.m4 b/lnet/autoconf/ofed.m4
new file mode 100644 (file)
index 0000000..7b1c413
--- /dev/null
+++ b/lnet/autoconf/ofed.m4
@@ -0,0 +1,92 @@
+dnl Checks for OFED
+AC_DEFUN([LN_CONFIG_OFED_SPEC],
+[AC_MSG_CHECKING([check ofed specifics])
+
+       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)
+       ])
+
+       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)
+       ])
+
+       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)
+       ])
+
+       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)
+       ])
+
+       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)
+       ])
+])