drivers: add reasons for components being disabled
[dpdk.git] / drivers / net / mlx4 / meson.build
1 # SPDX-License-Identifier: BSD-3-Clause
2 # Copyright 2018 6WIND S.A.
3 # Copyright 2018 Mellanox Technologies, Ltd
4
5 pmd_dlopen = (get_option('ibverbs_link') == 'dlopen')
6 LIB_GLUE_BASE = 'librte_pmd_mlx4_glue.so'
7 LIB_GLUE_VERSION = '18.02.0'
8 LIB_GLUE = LIB_GLUE_BASE + '.' + LIB_GLUE_VERSION
9 if pmd_dlopen
10         dpdk_conf.set('RTE_IBVERBS_LINK_DLOPEN', 1)
11         cflags += [
12                 '-DMLX4_GLUE="@0@"'.format(LIB_GLUE),
13                 '-DMLX4_GLUE_VERSION="@0@"'.format(LIB_GLUE_VERSION),
14         ]
15 endif
16 libnames = [ 'mnl', 'mlx4', 'ibverbs' ]
17 libs = []
18 build = true
19 foreach libname:libnames
20         lib = dependency('lib' + libname, required:false)
21         if not lib.found()
22                 lib = cc.find_library(libname, required:false)
23         endif
24         if lib.found()
25                 libs += [ lib ]
26         else
27                 build = false
28                 reason = 'missing dependency, "' + libname + '"'
29         endif
30 endforeach
31 # Compile PMD
32 if build
33         allow_experimental_apis = true
34         ext_deps += libs
35         sources = files(
36                 'mlx4.c',
37                 'mlx4_ethdev.c',
38                 'mlx4_flow.c',
39                 'mlx4_intr.c',
40                 'mlx4_mp.c',
41                 'mlx4_mr.c',
42                 'mlx4_rxq.c',
43                 'mlx4_rxtx.c',
44                 'mlx4_txq.c',
45                 'mlx4_utils.c',
46         )
47         if not pmd_dlopen
48                 sources += files('mlx4_glue.c')
49         endif
50         cflags_options = [
51                 '-Wextra',
52                 '-std=c11',
53                 '-Wno-strict-prototypes',
54                 '-D_BSD_SOURCE',
55                 '-D_DEFAULT_SOURCE',
56                 '-D_XOPEN_SOURCE=600'
57         ]
58         foreach option:cflags_options
59                 if cc.has_argument(option)
60                         cflags += option
61                 endif
62         endforeach
63         if get_option('buildtype').contains('debug')
64                 cflags += [ '-pedantic', '-UNDEBUG', '-DPEDANTIC' ]
65         else
66                 cflags += [ '-DNDEBUG', '-UPEDANTIC' ]
67         endif
68         # To maintain the compatibility with the make build system
69         # mlx4_autoconf.h file is still generated.
70         # input array for meson member search:
71         # [ "MACRO to define if found", "header for the search",
72         #   "symbol to search","struct member to search" ]
73         #
74         has_member_args = [
75                 [ 'HAVE_IBV_MLX4_WQE_LSO_SEG', 'infiniband/mlx4dv.h',
76                 'struct mlx4_wqe_lso_seg', 'mss_hdr_size' ],
77         ]
78         # input array for meson symbol search:
79         # [ "MACRO to define if found", "header for the search",
80         #   "symbol to search" ]
81         has_sym_args = [
82                 [ 'HAVE_IBV_MLX4_BUF_ALLOCATORS', 'infiniband/mlx4dv.h',
83                 'MLX4DV_SET_CTX_ATTR_BUF_ALLOCATORS' ],
84                 [ 'HAVE_IBV_MLX4_UAR_MMAP_OFFSET', 'infiniband/mlx4dv.h',
85                 'MLX4DV_QP_MASK_UAR_MMAP_OFFSET' ],
86         ]
87         config = configuration_data()
88         foreach arg:has_sym_args
89                 config.set(arg[0], cc.has_header_symbol(arg[1], arg[2]))
90         endforeach
91         foreach arg:has_member_args
92                 file_prefix = '#include<' + arg[1] + '>'
93                 config.set(arg[0], cc.has_member(arg[2], arg[3],
94                         prefix : file_prefix))
95         endforeach
96         configure_file(output : 'mlx4_autoconf.h', configuration : config)
97 endif
98 # Build Glue Library
99 if pmd_dlopen and build
100         dlopen_name = 'mlx4_glue'
101         dlopen_lib_name = driver_name_fmt.format(dlopen_name)
102         dlopen_so_version = LIB_GLUE_VERSION
103         dlopen_sources = files('mlx4_glue.c')
104         dlopen_install_dir = [ eal_pmd_path + '-glue' ]
105         shared_lib = shared_library(
106                 dlopen_lib_name,
107                 dlopen_sources,
108                 include_directories: global_inc,
109                 c_args: cflags,
110                 dependencies: libs,
111                 link_args: [
112                 '-Wl,-export-dynamic',
113                 '-Wl,-h,@0@'.format(LIB_GLUE),
114                 ],
115                 soversion: dlopen_so_version,
116                 install: true,
117                 install_dir: dlopen_install_dir,
118         )
119 endif