ixgbe link update patch for DPDK 18.05

Add patch for DPDK 18.05 that was previously applied
to DPDK 18.02.1. Issue with ixgbe on x550 SFP+ still
exists.

Bug report submitted to DPDK:

https://bugs.dpdk.org/show_bug.cgi?id=69

Change-Id: I9b005709ddf2a72192b1288ba8b4bac85bf12685
Signed-off-by: Matthew Smith <mgsmith@netgate.com>
diff --git a/dpdk/Makefile b/dpdk/Makefile
index f02a993..78df15b 100644
--- a/dpdk/Makefile
+++ b/dpdk/Makefile
@@ -28,7 +28,7 @@
 B := $(DPDK_BUILD_DIR)
 I := $(DPDK_INSTALL_DIR)
 DPDK_VERSION ?= 18.05
-PKG_SUFFIX ?= vpp1
+PKG_SUFFIX ?= vpp2
 DPDK_BASE_URL ?= http://fast.dpdk.org/rel
 DPDK_TARBALL := dpdk-$(DPDK_VERSION).tar.xz
 DPDK_TAR_URL := $(DPDK_BASE_URL)/$(DPDK_TARBALL)
diff --git a/dpdk/dpdk-18.05_patches/0002-ixgbe-link-wait-longer.patch b/dpdk/dpdk-18.05_patches/0002-ixgbe-link-wait-longer.patch
new file mode 100644
index 0000000..fb71e94
--- /dev/null
+++ b/dpdk/dpdk-18.05_patches/0002-ixgbe-link-wait-longer.patch
@@ -0,0 +1,13 @@
+diff --git a/drivers/net/ixgbe/base/ixgbe_common.c b/drivers/net/ixgbe/base/ixgbe_common.c
+index e7e9256e5..2fb0a072c 100644
+--- a/drivers/net/ixgbe/base/ixgbe_common.c
++++ b/drivers/net/ixgbe/base/ixgbe_common.c
+@@ -5296,7 +5296,7 @@ s32 ixgbe_setup_mac_link_multispeed_fiber(struct ixgbe_hw *hw,
+ 		 * Section 73.10.2, we may have to wait up to 500ms if KR is
+ 		 * attempted.  82599 uses the same timing for 10g SFI.
+ 		 */
+-		for (i = 0; i < 5; i++) {
++		for (i = 0; i < 10; i++) {
+ 			/* Wait for the link partner to also set speed */
+ 			msec_delay(100);
+