From 5fc03152c20c45679a23c7d5a50ea0b9b05e2e13 Mon Sep 17 00:00:00 2001
From: SGCMarkus <markusornik@gmail.com>
Date: Sat, 22 Jul 2023 17:46:25 +0200
Subject: [PATCH] rtwo: fingerprint: use sysfs node

---
 fingerprint/Android.bp                                     | 1 -
 fingerprint/BiometricsFingerprint.cpp                      | 7 +++----
 ...oid.hardware.biometrics.fingerprint@2.3-service.rtwo.rc | 4 ++--
 3 files changed, 5 insertions(+), 7 deletions(-)

diff --git a/fingerprint/Android.bp b/fingerprint/Android.bp
index 9145ca0..de2ab7f 100644
--- a/fingerprint/Android.bp
+++ b/fingerprint/Android.bp
@@ -12,7 +12,6 @@ cc_binary {
     shared_libs: [
         "libbase",
         "libhidlbase",
-        "libMotoPanelFeature",
         "liblog",
         "libutils",
         "android.hardware.biometrics.fingerprint@2.1",
diff --git a/fingerprint/BiometricsFingerprint.cpp b/fingerprint/BiometricsFingerprint.cpp
index 8b40d63..394378f 100644
--- a/fingerprint/BiometricsFingerprint.cpp
+++ b/fingerprint/BiometricsFingerprint.cpp
@@ -21,7 +21,6 @@
 #include <android-base/logging.h>
 #include <fcntl.h>
 #include <poll.h>
-#include <sys/ioctl.h>
 #include <sys/stat.h>
 
 #include <chrono>
@@ -29,11 +28,11 @@
 #include <fstream>
 #include <thread>
 
-#include <libMotoPanelFeature.h>
-
 #define NOTIFY_FINGER_UP IMotFodEventType::FINGER_UP
 #define NOTIFY_FINGER_DOWN IMotFodEventType::FINGER_DOWN
 
+#define FOD_HBM_PATH "/sys/devices/platform/soc/soc:qcom,dsi-display-primary/fod_hbm"
+
 namespace android {
 namespace hardware {
 namespace biometrics {
@@ -42,7 +41,7 @@ namespace V2_3 {
 namespace implementation {
 
 void setFodHbm(bool status) {
-    setFodHbmState(status);
+    android::base::WriteStringToFile(status ? "1" : "0", FOD_HBM_PATH);
 }
 
 void BiometricsFingerprint::disableHighBrightFod() {
diff --git a/fingerprint/android.hardware.biometrics.fingerprint@2.3-service.rtwo.rc b/fingerprint/android.hardware.biometrics.fingerprint@2.3-service.rtwo.rc
index 164f955..7e1ba6a 100644
--- a/fingerprint/android.hardware.biometrics.fingerprint@2.3-service.rtwo.rc
+++ b/fingerprint/android.hardware.biometrics.fingerprint@2.3-service.rtwo.rc
@@ -1,5 +1,5 @@
-#on init
-#    chown system system /sys/devices/platform/soc/soc:qcom,dsi-display-primary/fod_hbm
+on init
+    chown system system /sys/devices/platform/soc/soc:qcom,dsi-display-primary/fod_hbm
 
 service fps_hal.rtwo /vendor/bin/hw/android.hardware.biometrics.fingerprint@2.3-service.rtwo
     # "class hal" causes a race condition on some devices due to files created