3 # Copyright 2012-2015 6WIND S.A.
4 # Copyright 2012 Mellanox.
6 # Redistribution and use in source and binary forms, with or without
7 # modification, are permitted provided that the following conditions
10 # * Redistributions of source code must retain the above copyright
11 # notice, this list of conditions and the following disclaimer.
12 # * Redistributions in binary form must reproduce the above copyright
13 # notice, this list of conditions and the following disclaimer in
14 # the documentation and/or other materials provided with the
16 # * Neither the name of 6WIND S.A. nor the names of its
17 # contributors may be used to endorse or promote products derived
18 # from this software without specific prior written permission.
20 # THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
21 # "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
22 # LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
23 # A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
24 # OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
25 # SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
26 # LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
27 # DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
28 # THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
29 # (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
30 # OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
32 include $(RTE_SDK)/mk/rte.vars.mk
35 LIB = librte_pmd_mlx4.a
38 SRCS-$(CONFIG_RTE_LIBRTE_MLX4_PMD) += mlx4.c
41 DEPDIRS-$(CONFIG_RTE_LIBRTE_MLX4_PMD) += lib/librte_ether
42 DEPDIRS-$(CONFIG_RTE_LIBRTE_MLX4_PMD) += lib/librte_mbuf
43 DEPDIRS-$(CONFIG_RTE_LIBRTE_MLX4_PMD) += lib/librte_eal
44 DEPDIRS-$(CONFIG_RTE_LIBRTE_MLX4_PMD) += lib/librte_mempool
48 CFLAGS += -std=gnu99 -Wall -Wextra
51 CFLAGS += -D_BSD_SOURCE
52 CFLAGS += -D_DEFAULT_SOURCE
53 CFLAGS += -D_XOPEN_SOURCE=600
54 CFLAGS += $(WERROR_FLAGS)
57 # A few warnings cannot be avoided in external headers.
58 CFLAGS += -Wno-error=cast-qual
60 EXPORT_MAP := rte_pmd_mlx4_version.map
63 # DEBUG which is usually provided on the command-line may enable
64 # CONFIG_RTE_LIBRTE_MLX4_DEBUG.
66 CONFIG_RTE_LIBRTE_MLX4_DEBUG := y
69 # User-defined CFLAGS.
70 ifeq ($(CONFIG_RTE_LIBRTE_MLX4_DEBUG),y)
71 CFLAGS += -pedantic -UNDEBUG -DPEDANTIC
73 CFLAGS += -DNDEBUG -UPEDANTIC
76 ifdef CONFIG_RTE_LIBRTE_MLX4_SGE_WR_N
77 CFLAGS += -DMLX4_PMD_SGE_WR_N=$(CONFIG_RTE_LIBRTE_MLX4_SGE_WR_N)
80 ifdef CONFIG_RTE_LIBRTE_MLX4_MAX_INLINE
81 CFLAGS += -DMLX4_PMD_MAX_INLINE=$(CONFIG_RTE_LIBRTE_MLX4_MAX_INLINE)
84 ifdef CONFIG_RTE_LIBRTE_MLX4_TX_MP_CACHE
85 CFLAGS += -DMLX4_PMD_TX_MP_CACHE=$(CONFIG_RTE_LIBRTE_MLX4_TX_MP_CACHE)
88 ifdef CONFIG_RTE_LIBRTE_MLX4_SOFT_COUNTERS
89 CFLAGS += -DMLX4_PMD_SOFT_COUNTERS=$(CONFIG_RTE_LIBRTE_MLX4_SOFT_COUNTERS)
92 include $(RTE_SDK)/mk/rte.lib.mk
94 # Generate and clean-up mlx4_autoconf.h.
96 export CC CFLAGS CPPFLAGS EXTRA_CFLAGS EXTRA_CPPFLAGS
97 export AUTO_CONFIG_CFLAGS = -Wno-error
100 AUTOCONF_OUTPUT := >/dev/null
103 mlx4_autoconf.h.new: FORCE
105 mlx4_autoconf.h.new: $(RTE_SDK)/scripts/auto-config-h.sh
110 enum IBV_EXP_DEVICE_UD_RSS $(AUTOCONF_OUTPUT)
114 enum IBV_EXP_DEVICE_ATTR_INLINE_RECV_SZ $(AUTOCONF_OUTPUT)
116 HAVE_EXP_QUERY_DEVICE \
118 type 'struct ibv_exp_device_attr' $(AUTOCONF_OUTPUT)
120 HAVE_EXP_QP_BURST_CREATE_DISABLE_ETH_LOOPBACK \
122 enum IBV_EXP_QP_BURST_CREATE_DISABLE_ETH_LOOPBACK \
125 # Create mlx4_autoconf.h or update it in case it differs from the new one.
127 mlx4_autoconf.h: mlx4_autoconf.h.new
129 cmp '$<' '$@' $(AUTOCONF_OUTPUT) || \
132 mlx4.o: mlx4_autoconf.h
135 $Q rm -f -- mlx4_autoconf.h mlx4_autoconf.h.new