config: gather options for dlopen mlx dependency

[dpdk.git] / drivers / net / mlx4 / Makefile

diff --git a/drivers/net/mlx4/Makefile b/drivers/net/mlx4/Makefile
index 9549525..724a4dc 100644 (file)
--- a/drivers/net/mlx4/Makefile
+++ b/drivers/net/mlx4/Makefile
@@ -1,47 +1,33 @@
-#   BSD LICENSE
-#
+#   SPDX-License-Identifier: BSD-3-Clause
 #   Copyright 2012 6WIND S.A.
-#   Copyright 2012 Mellanox
-#
-#   Redistribution and use in source and binary forms, with or without
-#   modification, are permitted provided that the following conditions
-#   are met:
-#
-#     * Redistributions of source code must retain the above copyright
-#       notice, this list of conditions and the following disclaimer.
-#     * Redistributions in binary form must reproduce the above copyright
-#       notice, this list of conditions and the following disclaimer in
-#       the documentation and/or other materials provided with the
-#       distribution.
-#     * Neither the name of 6WIND S.A. nor the names of its
-#       contributors may be used to endorse or promote products derived
-#       from this software without specific prior written permission.
-#
-#   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
-#   "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
-#   LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
-#   A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
-#   OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
-#   SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
-#   LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
-#   DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
-#   THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
-#   (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
-#   OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+#   Copyright 2012 Mellanox Technologies, Ltd
 
 include $(RTE_SDK)/mk/rte.vars.mk
 
 # Library name.
 LIB = librte_pmd_mlx4.a
+LIB_GLUE = $(LIB_GLUE_BASE).$(LIB_GLUE_VERSION)
+LIB_GLUE_BASE = librte_pmd_mlx4_glue.so
+LIB_GLUE_VERSION = 18.02.0
 
 # Sources.
 SRCS-$(CONFIG_RTE_LIBRTE_MLX4_PMD) += mlx4.c
 SRCS-$(CONFIG_RTE_LIBRTE_MLX4_PMD) += mlx4_ethdev.c
 SRCS-$(CONFIG_RTE_LIBRTE_MLX4_PMD) += mlx4_flow.c
+ifneq ($(CONFIG_RTE_IBVERBS_LINK_DLOPEN),y)
+SRCS-$(CONFIG_RTE_LIBRTE_MLX4_PMD) += mlx4_glue.c
+endif
 SRCS-$(CONFIG_RTE_LIBRTE_MLX4_PMD) += mlx4_intr.c
+SRCS-$(CONFIG_RTE_LIBRTE_MLX4_PMD) += mlx4_mr.c
+SRCS-$(CONFIG_RTE_LIBRTE_MLX4_PMD) += mlx4_rxq.c
 SRCS-$(CONFIG_RTE_LIBRTE_MLX4_PMD) += mlx4_rxtx.c
+SRCS-$(CONFIG_RTE_LIBRTE_MLX4_PMD) += mlx4_txq.c
 SRCS-$(CONFIG_RTE_LIBRTE_MLX4_PMD) += mlx4_utils.c
 
+ifeq ($(CONFIG_RTE_IBVERBS_LINK_DLOPEN),y)
+INSTALL-$(CONFIG_RTE_LIBRTE_MLX4_PMD)-lib += $(LIB_GLUE)
+endif
+
 # Basic CFLAGS.
 CFLAGS += -O3
 CFLAGS += -std=c11 -Wall -Wextra
@@ -51,7 +37,18 @@ CFLAGS += -D_BSD_SOURCE
 CFLAGS += -D_DEFAULT_SOURCE
 CFLAGS += -D_XOPEN_SOURCE=600
 CFLAGS += $(WERROR_FLAGS)
-LDLIBS += -libverbs
+CFLAGS += -DALLOW_EXPERIMENTAL_API
+ifeq ($(CONFIG_RTE_IBVERBS_LINK_DLOPEN),y)
+CFLAGS += -DMLX4_GLUE='"$(LIB_GLUE)"'
+CFLAGS += -DMLX4_GLUE_VERSION='"$(LIB_GLUE_VERSION)"'
+CFLAGS_mlx4_glue.o += -fPIC
+LDLIBS += -ldl
+else
+LDLIBS += -libverbs -lmlx4
+endif
+LDLIBS += -lrte_eal -lrte_mbuf -lrte_mempool -lrte_ring
+LDLIBS += -lrte_ethdev -lrte_net -lrte_kvargs
+LDLIBS += -lrte_bus_pci
 
 # A few warnings cannot be avoided in external headers.
 CFLAGS += -Wno-error=cast-qual
@@ -72,14 +69,6 @@ else
 CFLAGS += -DNDEBUG -UPEDANTIC
 endif
 
-ifdef CONFIG_RTE_LIBRTE_MLX4_TX_MP_CACHE
-CFLAGS += -DMLX4_PMD_TX_MP_CACHE=$(CONFIG_RTE_LIBRTE_MLX4_TX_MP_CACHE)
-endif
-
-ifeq ($(CONFIG_RTE_LIBRTE_MLX4_DEBUG_BROKEN_VERBS),y)
-CFLAGS += -DMLX4_PMD_DEBUG_BROKEN_VERBS
-endif
-
 include $(RTE_SDK)/mk/rte.lib.mk
 
 # Generate and clean-up mlx4_autoconf.h.
@@ -96,6 +85,11 @@ mlx4_autoconf.h.new: FORCE
 mlx4_autoconf.h.new: $(RTE_SDK)/buildtools/auto-config-h.sh
        $Q $(RM) -f -- '$@'
        $Q : > '$@'
+       $Q sh -- '$<' '$@' \
+               HAVE_IBV_MLX4_WQE_LSO_SEG \
+               infiniband/mlx4dv.h \
+               type 'struct mlx4_wqe_lso_seg' \
+               $(AUTOCONF_OUTPUT)
 
 # Create mlx4_autoconf.h or update it in case it differs from the new one.
 
@@ -106,7 +100,29 @@ mlx4_autoconf.h: mlx4_autoconf.h.new
 
 $(SRCS-$(CONFIG_RTE_LIBRTE_MLX4_PMD):.c=.o): mlx4_autoconf.h
 
+# Generate dependency plug-in for rdma-core when the PMD must not be linked
+# directly, so that applications do not inherit this dependency.
+
+ifeq ($(CONFIG_RTE_IBVERBS_LINK_DLOPEN),y)
+
+$(LIB): $(LIB_GLUE)
+
+ifeq ($(LINK_USING_CC),1)
+GLUE_LDFLAGS := $(call linkerprefix,$(LDFLAGS))
+else
+GLUE_LDFLAGS := $(LDFLAGS)
+endif
+$(LIB_GLUE): mlx4_glue.o
+       $Q $(LD) $(GLUE_LDFLAGS) $(EXTRA_LDFLAGS) \
+               -Wl,-h,$(LIB_GLUE) \
+               -shared -o $@ $< -libverbs -lmlx4
+
+mlx4_glue.o: mlx4_autoconf.h
+
+endif
+
 clean_mlx4: FORCE
        $Q rm -f -- mlx4_autoconf.h mlx4_autoconf.h.new
+       $Q rm -f -- mlx4_glue.o $(LIB_GLUE_BASE)*
 
 clean: clean_mlx4