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 if not is_linux
   6     build = false
   7     reason = 'only supported on Linux'
   8     subdir_done()
   9 endif
  10
  11 static_ibverbs = (get_option('ibverbs_link') == 'static')
  12 dlopen_ibverbs = (get_option('ibverbs_link') == 'dlopen')
  13 LIB_GLUE_BASE = 'librte_net_mlx4_glue.so'
  14 LIB_GLUE_VERSION = abi_version
  15 LIB_GLUE = LIB_GLUE_BASE + '.' + LIB_GLUE_VERSION
  16 if dlopen_ibverbs
  17     dpdk_conf.set('RTE_IBVERBS_LINK_DLOPEN', 1)
  18     cflags += [
  19             '-DMLX4_GLUE="@0@"'.format(LIB_GLUE),
  20             '-DMLX4_GLUE_VERSION="@0@"'.format(LIB_GLUE_VERSION),
  21     ]
  22 endif
  23
  24 libnames = [ 'mlx4', 'ibverbs' ]
  25 libs = []
  26 foreach libname:libnames
  27     lib = dependency('lib' + libname, static:static_ibverbs,
  28             required:false, method: 'pkg-config')
  29     if not lib.found() and not static_ibverbs
  30         lib = cc.find_library(libname, required:false)
  31     endif
  32     if lib.found()
  33         libs += lib
  34         if not static_ibverbs and not dlopen_ibverbs
  35             ext_deps += lib
  36         endif
  37     else
  38         build = false
  39         reason = 'missing dependency, "' + libname + '"'
  40         subdir_done()
  41     endif
  42 endforeach
  43 if static_ibverbs or dlopen_ibverbs
  44     # Build without adding shared libs to Requires.private
  45     ibv_cflags = run_command(pkgconf, '--cflags', 'libibverbs').stdout()
  46     ext_deps += declare_dependency(compile_args: ibv_cflags.split())
  47 endif
  48 if static_ibverbs
  49     # Add static deps ldflags to internal apps and Libs.private
  50     ibv_ldflags = run_command(ldflags_ibverbs_static, check:true).stdout()
  51     ext_deps += declare_dependency(link_args:ibv_ldflags.split())
  52 endif
  53
  54 sources = files(
  55         'mlx4.c',
  56         'mlx4_ethdev.c',
  57         'mlx4_flow.c',
  58         'mlx4_intr.c',
  59         'mlx4_mp.c',
  60         'mlx4_mr.c',
  61         'mlx4_rxq.c',
  62         'mlx4_rxtx.c',
  63         'mlx4_txq.c',
  64         'mlx4_utils.c',
  65 )
  66 if not dlopen_ibverbs
  67     sources += files('mlx4_glue.c')
  68 endif
  69 cflags_options = [
  70         '-std=c11',
  71         '-Wno-strict-prototypes',
  72         '-D_BSD_SOURCE',
  73         '-D_DEFAULT_SOURCE',
  74         '-D_XOPEN_SOURCE=600',
  75 ]
  76 foreach option:cflags_options
  77     if cc.has_argument(option)
  78         cflags += option
  79     endif
  80 endforeach
  81 if get_option('buildtype').contains('debug')
  82     cflags += [ '-pedantic', '-DPEDANTIC' ]
  83 else
  84     cflags += [ '-UPEDANTIC' ]
  85 endif
  86 # input array for meson member search:
  87 # [ "MACRO to define if found", "header for the search",
  88 #   "symbol to search", "struct member to search" ]
  89 #
  90 has_member_args = [
  91         [ 'HAVE_IBV_MLX4_WQE_LSO_SEG', 'infiniband/mlx4dv.h',
  92         'struct mlx4_wqe_lso_seg', 'mss_hdr_size' ],
  93 ]
  94 # input array for meson symbol search:
  95 # [ "MACRO to define if found", "header for the search",
  96 #   "symbol to search" ]
  97 has_sym_args = [
  98         [ 'HAVE_IBV_MLX4_BUF_ALLOCATORS', 'infiniband/mlx4dv.h',
  99         'MLX4DV_SET_CTX_ATTR_BUF_ALLOCATORS' ],
 100         [ 'HAVE_IBV_MLX4_UAR_MMAP_OFFSET', 'infiniband/mlx4dv.h',
 101         'MLX4DV_QP_MASK_UAR_MMAP_OFFSET' ],
 102 ]
 103 config = configuration_data()
 104 foreach arg:has_sym_args
 105     config.set(arg[0], cc.has_header_symbol(arg[1], arg[2],
 106         dependencies: libs))
 107 endforeach
 108 foreach arg:has_member_args
 109     file_prefix = '#include <' + arg[1] + '>'
 110     config.set(arg[0], cc.has_member(arg[2], arg[3],
 111         prefix: file_prefix, dependencies: libs))
 112 endforeach
 113 configure_file(output : 'mlx4_autoconf.h', configuration : config)
 114
 115 # Build Glue Library
 116 if dlopen_ibverbs
 117     dlopen_name = 'mlx4_glue'
 118     dlopen_lib_name = 'rte_net_' + dlopen_name
 119     dlopen_so_version = LIB_GLUE_VERSION
 120     dlopen_sources = files('mlx4_glue.c')
 121     dlopen_install_dir = [ eal_pmd_path + '-glue' ]
 122     shared_lib = shared_library(
 123         dlopen_lib_name,
 124         dlopen_sources,
 125         include_directories: global_inc,
 126         c_args: cflags,
 127         dependencies: libs,
 128         link_args: [
 129         '-Wl,-export-dynamic',
 130         '-Wl,-h,@0@'.format(LIB_GLUE),
 131         ],
 132         soversion: dlopen_so_version,
 133         install: true,
 134         install_dir: dlopen_install_dir,
 135     )
 136 endif