diff --git a/drivers/common/mlx5/meson.build b/drivers/common/mlx5/meson.build
index 2b704107cd..be57558267 100644
--- a/drivers/common/mlx5/meson.build
+++ b/drivers/common/mlx5/meson.build
@@ -6,7 +6,6 @@ if not is_linux
 	reason = 'only supported on Linux'
 	subdir_done()
 endif
-build = true
 
 pmd_dlopen = (get_option('ibverbs_link') == 'dlopen')
 LIB_GLUE_BASE = 'librte_pmd_mlx5_glue.so'
@@ -32,158 +31,158 @@ foreach libname:libnames
 	else
 		build = false
 		reason = 'missing dependency, "' + libname + '"'
+		subdir_done()
 	endif
 endforeach
 
-if build
-	allow_experimental_apis = true
-	deps += ['hash', 'pci', 'net', 'eal', 'kvargs']
-	ext_deps += libs
-	sources = files(
-		'mlx5_devx_cmds.c',
-		'mlx5_common.c',
-		'mlx5_nl.c',
-	)
-	if not pmd_dlopen
-		sources += files('mlx5_glue.c')
-	endif
-	cflags_options = [
-		'-std=c11',
-		'-Wno-strict-prototypes',
-		'-D_BSD_SOURCE',
-		'-D_DEFAULT_SOURCE',
-		'-D_XOPEN_SOURCE=600'
-	]
-	foreach option:cflags_options
-		if cc.has_argument(option)
-			cflags += option
-		endif
-	endforeach
-	if get_option('buildtype').contains('debug')
-		cflags += [ '-pedantic', '-DPEDANTIC' ]
-	else
-		cflags += [ '-UPEDANTIC' ]
+allow_experimental_apis = true
+deps += ['hash', 'pci', 'net', 'eal', 'kvargs']
+ext_deps += libs
+sources = files(
+	'mlx5_devx_cmds.c',
+	'mlx5_common.c',
+	'mlx5_nl.c',
+)
+if not pmd_dlopen
+	sources += files('mlx5_glue.c')
+endif
+cflags_options = [
+	'-std=c11',
+	'-Wno-strict-prototypes',
+	'-D_BSD_SOURCE',
+	'-D_DEFAULT_SOURCE',
+	'-D_XOPEN_SOURCE=600'
+]
+foreach option:cflags_options
+	if cc.has_argument(option)
+		cflags += option
 	endif
-	# To maintain the compatibility with the make build system
-	# mlx5_autoconf.h file is still generated.
-	# input array for meson member search:
-	# [ "MACRO to define if found", "header for the search",
-	#   "symbol to search", "struct member to search" ]
-	has_member_args = [
-		[ 'HAVE_IBV_MLX5_MOD_SWP', 'infiniband/mlx5dv.h',
-		'struct mlx5dv_sw_parsing_caps', 'sw_parsing_offloads' ],
-		[ 'HAVE_IBV_DEVICE_COUNTERS_SET_V42', 'infiniband/verbs.h',
-		'struct ibv_counter_set_init_attr', 'counter_set_id' ],
-		[ 'HAVE_IBV_DEVICE_COUNTERS_SET_V45', 'infiniband/verbs.h',
-		'struct ibv_counters_init_attr', 'comp_mask' ],
-	]
-	# input array for meson symbol search:
-	# [ "MACRO to define if found", "header for the search",
-	#   "symbol to search" ]
-	has_sym_args = [
-		[ 'HAVE_IBV_DEVICE_STRIDING_RQ_SUPPORT', 'infiniband/mlx5dv.h',
-		'MLX5DV_CQE_RES_FORMAT_CSUM_STRIDX' ],
-		[ 'HAVE_IBV_DEVICE_TUNNEL_SUPPORT', 'infiniband/mlx5dv.h',
-		'MLX5DV_CONTEXT_MASK_TUNNEL_OFFLOADS' ],
-		[ 'HAVE_IBV_MLX5_MOD_MPW', 'infiniband/mlx5dv.h',
-		'MLX5DV_CONTEXT_FLAGS_MPW_ALLOWED' ],
-		[ 'HAVE_IBV_MLX5_MOD_CQE_128B_COMP', 'infiniband/mlx5dv.h',
-		'MLX5DV_CONTEXT_FLAGS_CQE_128B_COMP' ],
-		[ 'HAVE_IBV_MLX5_MOD_CQE_128B_PAD', 'infiniband/mlx5dv.h',
-		'MLX5DV_CQ_INIT_ATTR_FLAGS_CQE_PAD' ],
-		[ 'HAVE_IBV_FLOW_DV_SUPPORT', 'infiniband/mlx5dv.h',
-		'mlx5dv_create_flow_action_packet_reformat' ],
-		[ 'HAVE_IBV_DEVICE_MPLS_SUPPORT', 'infiniband/verbs.h',
-		'IBV_FLOW_SPEC_MPLS' ],
-		[ 'HAVE_IBV_WQ_FLAGS_PCI_WRITE_END_PADDING', 'infiniband/verbs.h',
-		'IBV_WQ_FLAGS_PCI_WRITE_END_PADDING' ],
-		[ 'HAVE_IBV_WQ_FLAG_RX_END_PADDING', 'infiniband/verbs.h',
-		'IBV_WQ_FLAG_RX_END_PADDING' ],
-		[ 'HAVE_MLX5DV_DR_DEVX_PORT', 'infiniband/mlx5dv.h',
-		'mlx5dv_query_devx_port' ],
-		[ 'HAVE_IBV_DEVX_OBJ', 'infiniband/mlx5dv.h',
-		'mlx5dv_devx_obj_create' ],
-		[ 'HAVE_IBV_FLOW_DEVX_COUNTERS', 'infiniband/mlx5dv.h',
-		'MLX5DV_FLOW_ACTION_COUNTERS_DEVX' ],
-		[ 'HAVE_IBV_DEVX_ASYNC', 'infiniband/mlx5dv.h',
-		'mlx5dv_devx_obj_query_async' ],
-		[ 'HAVE_MLX5DV_DR_ACTION_DEST_DEVX_TIR', 'infiniband/mlx5dv.h',
-		'mlx5dv_dr_action_create_dest_devx_tir' ],
-		[ 'HAVE_IBV_DEVX_EVENT', 'infiniband/mlx5dv.h',
-		'mlx5dv_devx_get_event' ],
-		[ 'HAVE_MLX5_DR_CREATE_ACTION_FLOW_METER', 'infiniband/mlx5dv.h',
-		'mlx5dv_dr_action_create_flow_meter' ],
-		[ 'HAVE_MLX5DV_MMAP_GET_NC_PAGES_CMD', 'infiniband/mlx5dv.h',
-		'MLX5_MMAP_GET_NC_PAGES_CMD' ],
-		[ 'HAVE_MLX5DV_DR', 'infiniband/mlx5dv.h',
-		'MLX5DV_DR_DOMAIN_TYPE_NIC_RX' ],
-		[ 'HAVE_MLX5DV_DR_ESWITCH', 'infiniband/mlx5dv.h',
-		'MLX5DV_DR_DOMAIN_TYPE_FDB' ],
-		[ 'HAVE_MLX5DV_DR_VLAN', 'infiniband/mlx5dv.h',
-		'mlx5dv_dr_action_create_push_vlan' ],
-		[ 'HAVE_IBV_VAR', 'infiniband/mlx5dv.h', 'mlx5dv_alloc_var' ],
-		[ 'HAVE_SUPPORTED_40000baseKR4_Full', 'linux/ethtool.h',
-		'SUPPORTED_40000baseKR4_Full' ],
-		[ 'HAVE_SUPPORTED_40000baseCR4_Full', 'linux/ethtool.h',
-		'SUPPORTED_40000baseCR4_Full' ],
-		[ 'HAVE_SUPPORTED_40000baseSR4_Full', 'linux/ethtool.h',
-		'SUPPORTED_40000baseSR4_Full' ],
-		[ 'HAVE_SUPPORTED_40000baseLR4_Full', 'linux/ethtool.h',
-		'SUPPORTED_40000baseLR4_Full' ],
-		[ 'HAVE_SUPPORTED_56000baseKR4_Full', 'linux/ethtool.h',
-		'SUPPORTED_56000baseKR4_Full' ],
-		[ 'HAVE_SUPPORTED_56000baseCR4_Full', 'linux/ethtool.h',
-		'SUPPORTED_56000baseCR4_Full' ],
-		[ 'HAVE_SUPPORTED_56000baseSR4_Full', 'linux/ethtool.h',
-		'SUPPORTED_56000baseSR4_Full' ],
-		[ 'HAVE_SUPPORTED_56000baseLR4_Full', 'linux/ethtool.h',
-		'SUPPORTED_56000baseLR4_Full' ],
-		[ 'HAVE_ETHTOOL_LINK_MODE_25G', 'linux/ethtool.h',
-		'ETHTOOL_LINK_MODE_25000baseCR_Full_BIT' ],
-		[ 'HAVE_ETHTOOL_LINK_MODE_50G', 'linux/ethtool.h',
-		'ETHTOOL_LINK_MODE_50000baseCR2_Full_BIT' ],
-		[ 'HAVE_ETHTOOL_LINK_MODE_100G', 'linux/ethtool.h',
-		'ETHTOOL_LINK_MODE_100000baseKR4_Full_BIT' ],
-		[ 'HAVE_IFLA_NUM_VF', 'linux/if_link.h',
-		'IFLA_NUM_VF' ],
-		[ 'HAVE_IFLA_EXT_MASK', 'linux/if_link.h',
-		'IFLA_EXT_MASK' ],
-		[ 'HAVE_IFLA_PHYS_SWITCH_ID', 'linux/if_link.h',
-		'IFLA_PHYS_SWITCH_ID' ],
-		[ 'HAVE_IFLA_PHYS_PORT_NAME', 'linux/if_link.h',
-		'IFLA_PHYS_PORT_NAME' ],
-		[ 'HAVE_RDMA_NL_NLDEV', 'rdma/rdma_netlink.h',
-		'RDMA_NL_NLDEV' ],
-		[ 'HAVE_RDMA_NLDEV_CMD_GET', 'rdma/rdma_netlink.h',
-		'RDMA_NLDEV_CMD_GET' ],
-		[ 'HAVE_RDMA_NLDEV_CMD_PORT_GET', 'rdma/rdma_netlink.h',
-		'RDMA_NLDEV_CMD_PORT_GET' ],
-		[ 'HAVE_RDMA_NLDEV_ATTR_DEV_INDEX', 'rdma/rdma_netlink.h',
-		'RDMA_NLDEV_ATTR_DEV_INDEX' ],
-		[ 'HAVE_RDMA_NLDEV_ATTR_DEV_NAME', 'rdma/rdma_netlink.h',
-		'RDMA_NLDEV_ATTR_DEV_NAME' ],
-		[ 'HAVE_RDMA_NLDEV_ATTR_PORT_INDEX', 'rdma/rdma_netlink.h',
-		'RDMA_NLDEV_ATTR_PORT_INDEX' ],
-		[ 'HAVE_RDMA_NLDEV_ATTR_NDEV_INDEX', 'rdma/rdma_netlink.h',
-		'RDMA_NLDEV_ATTR_NDEV_INDEX' ],
-		[ 'HAVE_MLX5_DR_FLOW_DUMP', 'infiniband/mlx5dv.h',
-		'mlx5dv_dump_dr_domain'],
-		[ 'HAVE_DEVLINK', 'linux/devlink.h', 'DEVLINK_GENL_NAME' ],
-	]
-	config = configuration_data()
-	foreach arg:has_sym_args
-		config.set(arg[0], cc.has_header_symbol(arg[1], arg[2],
-			dependencies: libs))
-	endforeach
-	foreach arg:has_member_args
-		file_prefix = '#include <' + arg[1] + '>'
-		config.set(arg[0], cc.has_member(arg[2], arg[3],
-			prefix : file_prefix, dependencies: libs))
-	endforeach
-	configure_file(output : 'mlx5_autoconf.h', configuration : config)
+endforeach
+if get_option('buildtype').contains('debug')
+	cflags += [ '-pedantic', '-DPEDANTIC' ]
+else
+	cflags += [ '-UPEDANTIC' ]
 endif
+# To maintain the compatibility with the make build system
+# mlx5_autoconf.h file is still generated.
+# input array for meson member search:
+# [ "MACRO to define if found", "header for the search",
+#   "symbol to search", "struct member to search" ]
+has_member_args = [
+	[ 'HAVE_IBV_MLX5_MOD_SWP', 'infiniband/mlx5dv.h',
+	'struct mlx5dv_sw_parsing_caps', 'sw_parsing_offloads' ],
+	[ 'HAVE_IBV_DEVICE_COUNTERS_SET_V42', 'infiniband/verbs.h',
+	'struct ibv_counter_set_init_attr', 'counter_set_id' ],
+	[ 'HAVE_IBV_DEVICE_COUNTERS_SET_V45', 'infiniband/verbs.h',
+	'struct ibv_counters_init_attr', 'comp_mask' ],
+]
+# input array for meson symbol search:
+# [ "MACRO to define if found", "header for the search",
+#   "symbol to search" ]
+has_sym_args = [
+	[ 'HAVE_IBV_DEVICE_STRIDING_RQ_SUPPORT', 'infiniband/mlx5dv.h',
+	'MLX5DV_CQE_RES_FORMAT_CSUM_STRIDX' ],
+	[ 'HAVE_IBV_DEVICE_TUNNEL_SUPPORT', 'infiniband/mlx5dv.h',
+	'MLX5DV_CONTEXT_MASK_TUNNEL_OFFLOADS' ],
+	[ 'HAVE_IBV_MLX5_MOD_MPW', 'infiniband/mlx5dv.h',
+	'MLX5DV_CONTEXT_FLAGS_MPW_ALLOWED' ],
+	[ 'HAVE_IBV_MLX5_MOD_CQE_128B_COMP', 'infiniband/mlx5dv.h',
+	'MLX5DV_CONTEXT_FLAGS_CQE_128B_COMP' ],
+	[ 'HAVE_IBV_MLX5_MOD_CQE_128B_PAD', 'infiniband/mlx5dv.h',
+	'MLX5DV_CQ_INIT_ATTR_FLAGS_CQE_PAD' ],
+	[ 'HAVE_IBV_FLOW_DV_SUPPORT', 'infiniband/mlx5dv.h',
+	'mlx5dv_create_flow_action_packet_reformat' ],
+	[ 'HAVE_IBV_DEVICE_MPLS_SUPPORT', 'infiniband/verbs.h',
+	'IBV_FLOW_SPEC_MPLS' ],
+	[ 'HAVE_IBV_WQ_FLAGS_PCI_WRITE_END_PADDING', 'infiniband/verbs.h',
+	'IBV_WQ_FLAGS_PCI_WRITE_END_PADDING' ],
+	[ 'HAVE_IBV_WQ_FLAG_RX_END_PADDING', 'infiniband/verbs.h',
+	'IBV_WQ_FLAG_RX_END_PADDING' ],
+	[ 'HAVE_MLX5DV_DR_DEVX_PORT', 'infiniband/mlx5dv.h',
+	'mlx5dv_query_devx_port' ],
+	[ 'HAVE_IBV_DEVX_OBJ', 'infiniband/mlx5dv.h',
+	'mlx5dv_devx_obj_create' ],
+	[ 'HAVE_IBV_FLOW_DEVX_COUNTERS', 'infiniband/mlx5dv.h',
+	'MLX5DV_FLOW_ACTION_COUNTERS_DEVX' ],
+	[ 'HAVE_IBV_DEVX_ASYNC', 'infiniband/mlx5dv.h',
+	'mlx5dv_devx_obj_query_async' ],
+	[ 'HAVE_MLX5DV_DR_ACTION_DEST_DEVX_TIR', 'infiniband/mlx5dv.h',
+	'mlx5dv_dr_action_create_dest_devx_tir' ],
+	[ 'HAVE_IBV_DEVX_EVENT', 'infiniband/mlx5dv.h',
+	'mlx5dv_devx_get_event' ],
+	[ 'HAVE_MLX5_DR_CREATE_ACTION_FLOW_METER', 'infiniband/mlx5dv.h',
+	'mlx5dv_dr_action_create_flow_meter' ],
+	[ 'HAVE_MLX5DV_MMAP_GET_NC_PAGES_CMD', 'infiniband/mlx5dv.h',
+	'MLX5_MMAP_GET_NC_PAGES_CMD' ],
+	[ 'HAVE_MLX5DV_DR', 'infiniband/mlx5dv.h',
+	'MLX5DV_DR_DOMAIN_TYPE_NIC_RX' ],
+	[ 'HAVE_MLX5DV_DR_ESWITCH', 'infiniband/mlx5dv.h',
+	'MLX5DV_DR_DOMAIN_TYPE_FDB' ],
+	[ 'HAVE_MLX5DV_DR_VLAN', 'infiniband/mlx5dv.h',
+	'mlx5dv_dr_action_create_push_vlan' ],
+	[ 'HAVE_IBV_VAR', 'infiniband/mlx5dv.h', 'mlx5dv_alloc_var' ],
+	[ 'HAVE_SUPPORTED_40000baseKR4_Full', 'linux/ethtool.h',
+	'SUPPORTED_40000baseKR4_Full' ],
+	[ 'HAVE_SUPPORTED_40000baseCR4_Full', 'linux/ethtool.h',
+	'SUPPORTED_40000baseCR4_Full' ],
+	[ 'HAVE_SUPPORTED_40000baseSR4_Full', 'linux/ethtool.h',
+	'SUPPORTED_40000baseSR4_Full' ],
+	[ 'HAVE_SUPPORTED_40000baseLR4_Full', 'linux/ethtool.h',
+	'SUPPORTED_40000baseLR4_Full' ],
+	[ 'HAVE_SUPPORTED_56000baseKR4_Full', 'linux/ethtool.h',
+	'SUPPORTED_56000baseKR4_Full' ],
+	[ 'HAVE_SUPPORTED_56000baseCR4_Full', 'linux/ethtool.h',
+	'SUPPORTED_56000baseCR4_Full' ],
+	[ 'HAVE_SUPPORTED_56000baseSR4_Full', 'linux/ethtool.h',
+	'SUPPORTED_56000baseSR4_Full' ],
+	[ 'HAVE_SUPPORTED_56000baseLR4_Full', 'linux/ethtool.h',
+	'SUPPORTED_56000baseLR4_Full' ],
+	[ 'HAVE_ETHTOOL_LINK_MODE_25G', 'linux/ethtool.h',
+	'ETHTOOL_LINK_MODE_25000baseCR_Full_BIT' ],
+	[ 'HAVE_ETHTOOL_LINK_MODE_50G', 'linux/ethtool.h',
+	'ETHTOOL_LINK_MODE_50000baseCR2_Full_BIT' ],
+	[ 'HAVE_ETHTOOL_LINK_MODE_100G', 'linux/ethtool.h',
+	'ETHTOOL_LINK_MODE_100000baseKR4_Full_BIT' ],
+	[ 'HAVE_IFLA_NUM_VF', 'linux/if_link.h',
+	'IFLA_NUM_VF' ],
+	[ 'HAVE_IFLA_EXT_MASK', 'linux/if_link.h',
+	'IFLA_EXT_MASK' ],
+	[ 'HAVE_IFLA_PHYS_SWITCH_ID', 'linux/if_link.h',
+	'IFLA_PHYS_SWITCH_ID' ],
+	[ 'HAVE_IFLA_PHYS_PORT_NAME', 'linux/if_link.h',
+	'IFLA_PHYS_PORT_NAME' ],
+	[ 'HAVE_RDMA_NL_NLDEV', 'rdma/rdma_netlink.h',
+	'RDMA_NL_NLDEV' ],
+	[ 'HAVE_RDMA_NLDEV_CMD_GET', 'rdma/rdma_netlink.h',
+	'RDMA_NLDEV_CMD_GET' ],
+	[ 'HAVE_RDMA_NLDEV_CMD_PORT_GET', 'rdma/rdma_netlink.h',
+	'RDMA_NLDEV_CMD_PORT_GET' ],
+	[ 'HAVE_RDMA_NLDEV_ATTR_DEV_INDEX', 'rdma/rdma_netlink.h',
+	'RDMA_NLDEV_ATTR_DEV_INDEX' ],
+	[ 'HAVE_RDMA_NLDEV_ATTR_DEV_NAME', 'rdma/rdma_netlink.h',
+	'RDMA_NLDEV_ATTR_DEV_NAME' ],
+	[ 'HAVE_RDMA_NLDEV_ATTR_PORT_INDEX', 'rdma/rdma_netlink.h',
+	'RDMA_NLDEV_ATTR_PORT_INDEX' ],
+	[ 'HAVE_RDMA_NLDEV_ATTR_NDEV_INDEX', 'rdma/rdma_netlink.h',
+	'RDMA_NLDEV_ATTR_NDEV_INDEX' ],
+	[ 'HAVE_MLX5_DR_FLOW_DUMP', 'infiniband/mlx5dv.h',
+	'mlx5dv_dump_dr_domain'],
+	[ 'HAVE_DEVLINK', 'linux/devlink.h', 'DEVLINK_GENL_NAME' ],
+]
+config = configuration_data()
+foreach arg:has_sym_args
+	config.set(arg[0], cc.has_header_symbol(arg[1], arg[2],
+		dependencies: libs))
+endforeach
+foreach arg:has_member_args
+	file_prefix = '#include <' + arg[1] + '>'
+	config.set(arg[0], cc.has_member(arg[2], arg[3],
+		prefix : file_prefix, dependencies: libs))
+endforeach
+configure_file(output : 'mlx5_autoconf.h', configuration : config)
+
 # Build Glue Library
-if pmd_dlopen and build
+if pmd_dlopen
 	dlopen_name = 'mlx5_glue'
 	dlopen_lib_name = driver_name_fmt.format(dlopen_name)
 	dlopen_so_version = LIB_GLUE_VERSION
diff --git a/drivers/net/ipn3ke/meson.build b/drivers/net/ipn3ke/meson.build
index bfec592aba..f19083af15 100644
--- a/drivers/net/ipn3ke/meson.build
+++ b/drivers/net/ipn3ke/meson.build
@@ -16,16 +16,15 @@ endif
 if not dep.found()
 	build = false
 	reason = 'missing dependency, "libfdt"'
+	subdir_done()
 endif
 
-if build
-	allow_experimental_apis = true
+allow_experimental_apis = true
 
-	includes += include_directories('../../raw/ifpga')
+includes += include_directories('../../raw/ifpga')
 
-	sources += files('ipn3ke_ethdev.c',
-		'ipn3ke_representor.c',
-		'ipn3ke_tm.c',
-		'ipn3ke_flow.c')
-	deps += ['bus_ifpga', 'ethdev', 'sched']
-endif
+sources += files('ipn3ke_ethdev.c',
+	'ipn3ke_representor.c',
+	'ipn3ke_tm.c',
+	'ipn3ke_flow.c')
+deps += ['bus_ifpga', 'ethdev', 'sched']
diff --git a/drivers/net/mlx4/meson.build b/drivers/net/mlx4/meson.build
index 0260c5dc59..6d2397b3cc 100644
--- a/drivers/net/mlx4/meson.build
+++ b/drivers/net/mlx4/meson.build
@@ -7,7 +7,6 @@ if not is_linux
 	reason = 'only supported on Linux'
 	subdir_done()
 endif
-build = true
 
 pmd_dlopen = (get_option('ibverbs_link') == 'dlopen')
 LIB_GLUE_BASE = 'librte_pmd_mlx4_glue.so'
@@ -33,77 +32,77 @@ foreach libname:libnames
 	else
 		build = false
 		reason = 'missing dependency, "' + libname + '"'
+		subdir_done()
 	endif
 endforeach
 
-if build
-	allow_experimental_apis = true
-	ext_deps += libs
-	sources = files(
-		'mlx4.c',
-		'mlx4_ethdev.c',
-		'mlx4_flow.c',
-		'mlx4_intr.c',
-		'mlx4_mp.c',
-		'mlx4_mr.c',
-		'mlx4_rxq.c',
-		'mlx4_rxtx.c',
-		'mlx4_txq.c',
-		'mlx4_utils.c',
-	)
-	if not pmd_dlopen
-		sources += files('mlx4_glue.c')
-	endif
-	cflags_options = [
-		'-std=c11',
-		'-Wno-strict-prototypes',
-		'-D_BSD_SOURCE',
-		'-D_DEFAULT_SOURCE',
-		'-D_XOPEN_SOURCE=600'
-	]
-	foreach option:cflags_options
-		if cc.has_argument(option)
-			cflags += option
-		endif
-	endforeach
-	if get_option('buildtype').contains('debug')
-		cflags += [ '-pedantic', '-DPEDANTIC' ]
-	else
-		cflags += [ '-UPEDANTIC' ]
+allow_experimental_apis = true
+ext_deps += libs
+sources = files(
+	'mlx4.c',
+	'mlx4_ethdev.c',
+	'mlx4_flow.c',
+	'mlx4_intr.c',
+	'mlx4_mp.c',
+	'mlx4_mr.c',
+	'mlx4_rxq.c',
+	'mlx4_rxtx.c',
+	'mlx4_txq.c',
+	'mlx4_utils.c',
+)
+if not pmd_dlopen
+	sources += files('mlx4_glue.c')
+endif
+cflags_options = [
+	'-std=c11',
+	'-Wno-strict-prototypes',
+	'-D_BSD_SOURCE',
+	'-D_DEFAULT_SOURCE',
+	'-D_XOPEN_SOURCE=600'
+]
+foreach option:cflags_options
+	if cc.has_argument(option)
+		cflags += option
 	endif
-	# To maintain the compatibility with the make build system
-	# mlx4_autoconf.h file is still generated.
-	# input array for meson member search:
-	# [ "MACRO to define if found", "header for the search",
-	#   "symbol to search", "struct member to search" ]
-	#
-	has_member_args = [
-		[ 'HAVE_IBV_MLX4_WQE_LSO_SEG', 'infiniband/mlx4dv.h',
-		'struct mlx4_wqe_lso_seg', 'mss_hdr_size' ],
-	]
-	# input array for meson symbol search:
-	# [ "MACRO to define if found", "header for the search",
-	#   "symbol to search" ]
-	has_sym_args = [
-		[ 'HAVE_IBV_MLX4_BUF_ALLOCATORS', 'infiniband/mlx4dv.h',
-		'MLX4DV_SET_CTX_ATTR_BUF_ALLOCATORS' ],
-		[ 'HAVE_IBV_MLX4_UAR_MMAP_OFFSET', 'infiniband/mlx4dv.h',
-		'MLX4DV_QP_MASK_UAR_MMAP_OFFSET' ],
-	]
-	config = configuration_data()
-	foreach arg:has_sym_args
-		config.set(arg[0], cc.has_header_symbol(arg[1], arg[2],
-			dependencies: libs))
-	endforeach
-	foreach arg:has_member_args
-		file_prefix = '#include <' + arg[1] + '>'
-		config.set(arg[0], cc.has_member(arg[2], arg[3],
-			prefix: file_prefix, dependencies: libs))
-	endforeach
-	configure_file(output : 'mlx4_autoconf.h', configuration : config)
+endforeach
+if get_option('buildtype').contains('debug')
+	cflags += [ '-pedantic', '-DPEDANTIC' ]
+else
+	cflags += [ '-UPEDANTIC' ]
 endif
+# To maintain the compatibility with the make build system
+# mlx4_autoconf.h file is still generated.
+# input array for meson member search:
+# [ "MACRO to define if found", "header for the search",
+#   "symbol to search", "struct member to search" ]
+#
+has_member_args = [
+	[ 'HAVE_IBV_MLX4_WQE_LSO_SEG', 'infiniband/mlx4dv.h',
+	'struct mlx4_wqe_lso_seg', 'mss_hdr_size' ],
+]
+# input array for meson symbol search:
+# [ "MACRO to define if found", "header for the search",
+#   "symbol to search" ]
+has_sym_args = [
+	[ 'HAVE_IBV_MLX4_BUF_ALLOCATORS', 'infiniband/mlx4dv.h',
+	'MLX4DV_SET_CTX_ATTR_BUF_ALLOCATORS' ],
+	[ 'HAVE_IBV_MLX4_UAR_MMAP_OFFSET', 'infiniband/mlx4dv.h',
+	'MLX4DV_QP_MASK_UAR_MMAP_OFFSET' ],
+]
+config = configuration_data()
+foreach arg:has_sym_args
+	config.set(arg[0], cc.has_header_symbol(arg[1], arg[2],
+		dependencies: libs))
+endforeach
+foreach arg:has_member_args
+	file_prefix = '#include <' + arg[1] + '>'
+	config.set(arg[0], cc.has_member(arg[2], arg[3],
+		prefix: file_prefix, dependencies: libs))
+endforeach
+configure_file(output : 'mlx4_autoconf.h', configuration : config)
+
 # Build Glue Library
-if pmd_dlopen and build
+if pmd_dlopen
 	dlopen_name = 'mlx4_glue'
 	dlopen_lib_name = driver_name_fmt.format(dlopen_name)
 	dlopen_so_version = LIB_GLUE_VERSION
diff --git a/drivers/raw/ifpga/meson.build b/drivers/raw/ifpga/meson.build
index d4027068d6..e2a4b8cccb 100644
--- a/drivers/raw/ifpga/meson.build
+++ b/drivers/raw/ifpga/meson.build
@@ -8,21 +8,20 @@ endif
 if not dep.found()
 	build = false
 	reason = 'missing dependency, "libfdt"'
+	subdir_done()
 endif
 
-if build
-	subdir('base')
-	objs = [base_objs]
+subdir('base')
+objs = [base_objs]
 
-	deps += ['ethdev', 'rawdev', 'pci', 'bus_pci', 'kvargs',
-		'bus_vdev', 'bus_ifpga', 'net', 'pmd_i40e', 'pmd_ipn3ke']
-	ext_deps += dep
+deps += ['ethdev', 'rawdev', 'pci', 'bus_pci', 'kvargs',
+	'bus_vdev', 'bus_ifpga', 'net', 'pmd_i40e', 'pmd_ipn3ke']
+ext_deps += dep
 
-	sources = files('ifpga_rawdev.c')
+sources = files('ifpga_rawdev.c')
 
-	includes += include_directories('base')
-	includes += include_directories('../../net/ipn3ke')
-	includes += include_directories('../../net/i40e')
+includes += include_directories('base')
+includes += include_directories('../../net/ipn3ke')
+includes += include_directories('../../net/i40e')
 
-	allow_experimental_apis = true
-endif
+allow_experimental_apis = true
