lantiq: enable G.INP retransmission counters

This commit adds monitoring for a couple of DSL line features that are
present in the lantiq firmware blobs.

* G.INP ON/OFF
* Trellis encoding ON/OFF
* Virtaul Noise ON/OFF
* Bitswap ON/OFF

Difference in size for ltq-vdsl-app = 1k
Difference in size for kmod-ltq-vdsl-vr9 < 1k

Reviewed-by: Andre Heider <a.heider@gmail.com>
Signed-off-by: Jeroen Peelaerts <jeroen.peelaerts@gmail.com>

package/kernel/lantiq/ltq-vdsl/Makefile

@@ -9,7 +9,7 @@ include $(INCLUDE_DIR)/kernel.mk
 
 PKG_NAME:=ltq-vdsl-vr9
 PKG_VERSION:=4.17.18.6
-PKG_RELEASE:=3
+PKG_RELEASE:=4
 
 PKG_BASE_NAME:=drv_dsl_cpe_api
 PKG_SOURCE:=$(PKG_BASE_NAME)_vrx-$(PKG_VERSION).tar.gz
@@ -61,6 +61,8 @@ CONFIGURE_ARGS += --enable-kernel-include="$(LINUX_DIR)/include" \
 	--enable-linux-26 \
 	--enable-kernelbuild="$(LINUX_DIR)" \
 	--enable-debug-prints=no \
+	--enable-dsl-pm-retx-counters \
+	--enable-dsl-pm-retx-thresholds \
 	ARCH=mips
 
 CONFIGURE_ARGS += --enable-model=full