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authorYue Ma <yuem@codeaurora.org>2016-03-21 16:45:05 -0700
committerGerrit - the friendly Code Review server <code-review@localhost>2016-04-17 18:13:07 -0700
commitdecd7afdddf1f043ef895187d1fab3c2632339fa (patch)
treed145ac143f0a219dd2e1d42689da0fe98a895764
parentbedf772bc57f99cdadb83b52c1e87f9d57e0a41b (diff)
qcacld-3.0: Support new build tree structure
The kernel can be either directly under build_root/kernel or in a subdirectory within it. The WLAN module has a hard coded assumption for the path. Hence add the changes to correct it based on flags TARGET_KERNEL_VERSION and KERNEL_TO_BUILD_ROOT_OFFSET. Change-Id: Ic4738da5c414a1ce1d74e2b42b918b906f5fda98 CRs-fixed: 992940
-rw-r--r--Android.mk10
1 files changed, 9 insertions, 1 deletions
diff --git a/Android.mk b/Android.mk
index c0739ea6aa8b..69e91dc99641 100644
--- a/Android.mk
+++ b/Android.mk
@@ -14,6 +14,14 @@ endif # platform
# Build/Package only in case of supported target
ifneq ($(WLAN_CHIPSET),)
+# If TARGET_KERNEL_VERSION is not defined, using default kernel path,
+# otherwise kernel path should come from top level Android makefiles.
+ifeq ($(TARGET_KERNEL_VERSION),)
+$(info "WLAN: TARGET_KERNEL_VERSION not defined, assuming default")
+TARGET_KERNEL_SOURCE := kernel
+KERNEL_TO_BUILD_ROOT_OFFSET := ../
+endif
+
LOCAL_PATH := $(call my-dir)
# This makefile is only for DLKM
@@ -33,7 +41,7 @@ endif # platform-sdk-version
# Build wlan.ko as $(WLAN_CHIPSET)_wlan.ko
###########################################################
# This is set once per LOCAL_PATH, not per (kernel) module
-KBUILD_OPTIONS := WLAN_ROOT=../$(WLAN_BLD_DIR)/qcacld-3.0
+KBUILD_OPTIONS := WLAN_ROOT=$(KERNEL_TO_BUILD_ROOT_OFFSET)$(WLAN_BLD_DIR)/qcacld-3.0
KBUILD_OPTIONS += WLAN_COMMON_ROOT=../../../opensource/wlan/qca-wifi-host-cmn
KBUILD_OPTIONS += WLAN_COMMON_INC=../vendor/qcom/opensource/wlan/qca-wifi-host-cmn