From 084a5e669eca8064762c2a9a322281f67712201f Mon Sep 17 00:00:00 2001
From: Pierre-Hugues Husson <phh@phh.me>
Date: Wed, 4 Dec 2019 20:34:35 +0100
Subject: [PATCH] Fix fingerprint gestures on huawei pie vendor

---
 rw-system.sh           | 5 +++++
 sepolicy/treble_app.te | 8 ++++++++
 2 files changed, 13 insertions(+)

diff --git a/rw-system.sh b/rw-system.sh
index 2b49569..af30c29 100644
--- a/rw-system.sh
+++ b/rw-system.sh
@@ -66,6 +66,11 @@ fixSPL() {
 changeKeylayout() {
     cp -a /system/usr/keylayout /mnt/phh/keylayout
     changed=false
+    if grep -q vendor.huawei.hardware.biometrics.fingerprint /vendor/etc/vintf/manifest.xml; then
+        changed=true
+        cp /system/phh/huawei/fingerprint.kl /mnt/phh/keylayout/fingerprint.kl
+        chmod 0644 /mnt/phh/keylayout/fingerprint.kl
+    fi
 
     if getprop ro.vendor.build.fingerprint |
         grep -qE -e "^samsung"; then
diff --git a/sepolicy/treble_app.te b/sepolicy/treble_app.te
index f78a29a..e5832cb 100644
--- a/sepolicy/treble_app.te
+++ b/sepolicy/treble_app.te
@@ -11,3 +11,11 @@ set_prop(system_app, vendor_camera_prop);
 #Used to control double-tap-to-wake on Xiaomi
 allow system_app input_device:chr_file rw_file_perms;
 allow system_app input_device:dir r_dir_perms;
+
+type hal_ext_fingerprint_hwservice, hwservice_manager_type;
+allow system_app hal_ext_fingerprint_hwservice:hwservice_manager { find };
+type hal_fingerprint_default, domain;
+allow system_app hal_fingerprint_default:binder { call };
+allow system_app sysfs_power:dir r_dir_perms;
+allow system_app sysfs_power:file rw_file_perms;
+allow system_app sysfs_power:lnk_file read;