igb_uio: make compilation optional

Currently, igb_uio is always compiled. Some Linux distributions may not
want to include igb_uio with DPDK, so we need to make sure that igb_uio
compilation for Linuxapp targets can be optional.

Signed-off-by: Anatoly Burakov <anatoly.burakov@intel.com>
Tested-by: HuilongX Xu <huilongx.xu@intel.com>
Tested-by: Waterman Cao <waterman.cao@intel.com>
Acked-by: Thomas Monjalon <thomas.monjalon@6wind.com>

diff --git a/config/common_linuxapp b/config/common_linuxapp
index 9f93569..d84a64c 100644 (file)
--- a/config/common_linuxapp
+++ b/config/common_linuxapp
@@ -123,6 +123,7 @@ CONFIG_RTE_LOG_HISTORY=256
 CONFIG_RTE_LIBEAL_USE_HPET=n
 CONFIG_RTE_EAL_ALLOW_INV_SOCKET_ID=n
 CONFIG_RTE_EAL_ALWAYS_PANIC_ON_ERROR=n
+CONFIG_RTE_EAL_IGB_UIO=y
 
 #
 # Compile Environment Abstraction Layer for linux

diff --git a/lib/librte_eal/linuxapp/Makefile b/lib/librte_eal/linuxapp/Makefile
index 9ff167c..8fcfdf6 100644 (file)
--- a/lib/librte_eal/linuxapp/Makefile
+++ b/lib/librte_eal/linuxapp/Makefile
@@ -31,7 +31,9 @@
 
 include $(RTE_SDK)/mk/rte.vars.mk
 
+ifeq ($(CONFIG_RTE_EAL_IGB_UIO),y)
 DIRS-$(CONFIG_RTE_LIBRTE_EAL_LINUXAPP) += igb_uio
+endif
 DIRS-$(CONFIG_RTE_LIBRTE_EAL_LINUXAPP) += eal
 ifeq ($(CONFIG_RTE_LIBRTE_KNI),y)
 DIRS-$(CONFIG_RTE_LIBRTE_EAL_LINUXAPP) += kni