prov/cxi: Initial upstreaming of the CXI provider

Co-authored-by: Amith Abraham <amith.abraham@hpe.com>
Co-authored-by: Chuck Fossen <chuckf@hpe.com>
Co-authored-by: dennis-c-josifovich <dennis.c.josifovich@hpe.com>
Co-authored-by: Eric Thomas <eric.thomas@hpe.com>
Co-authored-by: Frank Zago <frank.zago@hpe.com>
Co-authored-by: Frank Zago <fzago@cray.com>
Co-authored-by: Ian Ziemba <ian.ziemba@hpe.com>
Co-authored-by: James Swaro <james.swaro@hpe.com>
Co-authored-by: Joe Nemeth <joseph.nemeth@hpe.com>
Co-authored-by: Mike Uttormark <mike.uttormark@hpe.com>
Co-authored-by: Steve Welch <welch@hpe.com>
Co-authored-by: Veena Kotha <veena.kotha@hpe.com>
Signed-off-by: James Swaro <james.swaro@hpe.com>

Author: 11 people

Makefile.am

@@ -2,7 +2,7 @@
 # Copyright (c) 2016 Cisco Systems, Inc.  All rights reserved.
 # Copyright (c) 2017-2018 Intel Corporation, Inc. All right reserved.
 # Copyright (c) 2018 Amazon.com, Inc. or its affiliates. All rights reserved.
-# (C) Copyright 2020 Hewlett Packard Enterprise Development LP
+# (C) Copyright 2020-2023 Hewlett Packard Enterprise Development LP
 #
 # Makefile.am for libfabric
 
@@ -445,7 +445,7 @@ test:
 	./util/fi_info
 
 rpm: dist
-	LDFLAGS=-Wl,--build-id rpmbuild -ta libfabric-$(PACKAGE_VERSION).tar.bz2
+	LDFLAGS=-Wl,--build-id rpmbuild -ta $(RPMBUILD_OPTS) libfabric-$(PACKAGE_VERSION).tar.bz2
 
 prov_install_man_pages=
 prov_dist_man_pages=
@@ -458,6 +458,7 @@ include prov/verbs/Makefile.include
 include prov/efa/Makefile.include
 include prov/psm2/Makefile.include
 include prov/psm3/Makefile.include
+include prov/cxi/Makefile.include
 include prov/rxm/Makefile.include
 include prov/mrail/Makefile.include
 include prov/rxd/Makefile.include

configure.ac

@@ -1004,6 +1004,7 @@ FI_PROVIDER_SETUP([psm3])
 FI_PROVIDER_SETUP([sockets])
 FI_PROVIDER_SETUP([verbs])
 FI_PROVIDER_SETUP([efa])
+FI_PROVIDER_SETUP([cxi])
 FI_PROVIDER_SETUP([udp])
 FI_PROVIDER_SETUP([tcp])
 FI_PROVIDER_SETUP([rxm])

include/ofi_prov.h

@@ -48,6 +48,17 @@
  * not built: no-op call for ctor
 */
 
+#if (HAVE_CXI) && (HAVE_CXI_DL)
+#  define CXI_INI FI_EXT_INI
+#  define CXI_INIT NULL
+#elif (HAVE_CXI)
+#  define CXI_INI INI_SIG(fi_cxi_ini)
+#  define CXI_INIT fi_cxi_ini()
+CXI_INI ;
+#else
+#  define CXI_INIT NULL
+#endif
+
 /* If HAVE_EFA is defined on Windows, then the VisualStudio project configures
  * MSBuild to include the efa related files and exclude the verbs related files.
  * With the verbs related files excluded from the build, we need only ensure