Select wlan regulatory file according to the carrier

device.mk

@@ -233,7 +233,8 @@ PRODUCT_PACKAGES += \
 # Ramdisk
 PRODUCT_PACKAGES += \
     init.mmi.touch.sh \
-    init.qcom.ril.sh
+    init.qcom.ril.sh \
+    wlan_carrier_bin.sh
 
 PRODUCT_PACKAGES += \
     fstab.qcom \

rootdir/Android.mk

@@ -34,6 +34,13 @@ LOCAL_SRC_FILES    := etc/init.oem.hw.sh
 LOCAL_MODULE_PATH  := $(TARGET_OUT_EXECUTABLES)
 include $(BUILD_PREBUILT)
 
+include $(CLEAR_VARS)
+LOCAL_MODULE       := init.qcom.bt.sh
+LOCAL_MODULE_TAGS  := optional eng
+LOCAL_MODULE_CLASS := ETC
+LOCAL_SRC_FILES    := etc/init.qcom.bt.sh
+include $(BUILD_PREBUILT)
+
 include $(CLEAR_VARS)
 LOCAL_MODULE       := init.qcom.ril.sh
 LOCAL_MODULE_TAGS  := optional eng

rootdir/etc/init.mmi.rc

@@ -259,6 +259,13 @@ on boot
    # Quiet binder logs
    write /sys/module/binder/parameters/debug_mask 0x5
 
+# Pass carrier to wlan
+service init_wifi /system/bin/wlan_carrier_bin.sh
+    class main
+    user root
+    group root
+    oneshot
+
 on charger
     trigger early-fs
     trigger fs

rootdir/etc/wlan_carrier_bin.sh

@@ -0,0 +1,17 @@
+#!/system/bin/sh
+carrier=`getprop ro.boot.carrier`
+
+case "$carrier" in
+    "retbr" | "timbr" | "tefbr" | "oibr" | "amxbr" | "niibr")
+        echo -n wlan/prima/WCNSS_qcom_wlan_nv_Brazil.bin > /sys/module/wcnsscore/parameters/nv_file
+    ;;
+    "perar" | "retar" | "tefar" | "amxar")
+        echo -n wlan/prima/WCNSS_qcom_wlan_nv_Argentina.bin > /sys/module/wcnsscore/parameters/nv_file
+    ;;
+    "retin" | "amzin")
+        echo -n wlan/prima/WCNSS_qcom_wlan_nv_India.bin > /sys/module/wcnsscore/parameters/nv_file
+    ;;
+    * )
+        echo -n wlan/prima/WCNSS_qcom_wlan_nv.bin > /sys/module/wcnsscore/parameters/nv_file
+    ;;
+esac

sepolicy/file.te

@@ -43,4 +43,4 @@ type sysfs_fpc, fs_type, sysfs_type;
 type sysfs_sensors, fs_type, sysfs_type;
 
 type fpc_socket, file_type;
-
+type sysfs_wcnsscore, fs_type, sysfs_type;

sepolicy/file_contexts

@@ -12,6 +12,7 @@
 /system/bin/init\.mmi\.laser\.sh                         u:object_r:mmi_laser_exec:s0
 /system/bin/init\.mmi\.touch\.sh                         u:object_r:mmi_touch_sh_exec:s0
 /system/bin/init\.oem\.hw\.sh                            u:object_r:oem-hw-sh_exec:s0
+/system/bin/wlan_carrier_bin\.sh                         u:object_r:init_wifi_exec:s0
 /system/bin/motosh                                       u:object_r:sensor_hub_exec:s0
 /system/bin/akmd09912                                    u:object_r:akmd_exec:s0
 /system/bin/fm_qsoc_patches                              u:object_r:fm_qsoc_patches_exec:s0
@@ -111,3 +112,5 @@
 /dev/stml0xx_as                                          u:object_r:sensors_device:s0
 /data/misc/sensor(/.*)?                                  u:object_r:sensors_data_file:s0
 
+# WCNSS
+/sys/module/wcnsscore/parameters(/.*)?                   u:object_r:sysfs_wcnsscore:s0

sepolicy/init_wifi.te

@@ -0,0 +1,10 @@
+type init_wifi, domain, domain_deprecated;
+type init_wifi_exec, exec_type, file_type;
+init_daemon_domain(init_wifi)
+
+# shell scripts need to execute /system/bin/sh
+allow init_wifi shell_exec:file rx_file_perms;
+allow init_wifi toolbox_exec:file rx_file_perms;
+
+allow init_wifi sysfs_wcnsscore:file rw_file_perms;
+allow init_wifi sysfs_wcnsscore:dir rw_dir_perms;