qcacld-3.0: Support build for OUT-OF-TREE IPA

As the IPA component has moved out of kernel,
WLAN currently does not have access to the IPA
header files that was previously part of kernel.
To resolve this, WLAN needs to include the path
to IPA header files, for successful compilation when
IPA_OFFLOAD is enabled. With this Kbuild change
now WLAN can support OUT-OF-TREE IPA module.

Change-Id: I56f66d3e7d7648ece5aeb68de1af7c0c5f59f84d
CRs-Fixed: 3482432

Kbuild

@@ -24,6 +24,8 @@ WLAN_PROFILE ?= default
 CONFIG_QCA_CLD_WLAN_PROFILE ?= $(WLAN_PROFILE)
 DEVNAME ?= wlan
 WLAN_PLATFORM_INC ?= $(WLAN_ROOT)/../platform/inc
+DATA_IPA_INC ?= $(WLAN_ROOT)/../dataipa/drivers/platform/msm/include
+DATA_IPA_UAPI_INC ?= $(DATA_IPA_INC)/uapi
 
 ifeq ($(KERNEL_BUILD), n)
 ifneq ($(ANDROID_BUILD_TOP),)
@@ -3508,6 +3510,8 @@ endif
 
 ccflags-$(CONFIG_CNSS_OUT_OF_TREE) += -DCONFIG_CNSS_OUT_OF_TREE
 ccflags-$(CONFIG_CNSS_OUT_OF_TREE) += -I$(WLAN_PLATFORM_INC)
+ccflags-$(CONFIG_IPA_OUT_OF_TREE) += -I$(DATA_IPA_INC)
+ccflags-$(CONFIG_IPA_OUT_OF_TREE) += -I$(DATA_IPA_UAPI_INC)
 
 ccflags-$(CONFIG_WLAN_FEATURE_DP_BUS_BANDWIDTH) += -DWLAN_FEATURE_DP_BUS_BANDWIDTH
 ccflags-$(CONFIG_WLAN_FEATURE_PERIODIC_STA_STATS) += -DWLAN_FEATURE_PERIODIC_STA_STATS