From b20bb707e2c065698157ae23ac057993aadbd93e Mon Sep 17 00:00:00 2001
From: Peter Cai <peter@typeblog.net>
Date: Sun, 6 Oct 2024 09:06:48 -0400
Subject: [PATCH 1/6] sensorservice: Add support for ignoring broken sensors

This allows those sensors to be replaced by SensorFusion when possible.

Change-Id: I5509ee1f54fdf4838f6e3b109819a689f483cfc4
---
 services/sensorservice/SensorDevice.cpp | 17 +++++++++++++++++
 1 file changed, 17 insertions(+)

diff --git a/services/sensorservice/SensorDevice.cpp b/services/sensorservice/SensorDevice.cpp
index 9c4d1ace15..5a95096fdb 100644
--- a/services/sensorservice/SensorDevice.cpp
+++ b/services/sensorservice/SensorDevice.cpp
@@ -17,6 +17,7 @@
 #include "SensorDevice.h"
 
 #include <android-base/logging.h>
+#include <android-base/properties.h>
 #include <android/util/ProtoOutputStream.h>
 #include <com_android_frameworks_sensorservice_flags.h>
 #include <cutils/atomic.h>
@@ -32,6 +33,8 @@
 #include <condition_variable>
 #include <cstddef>
 #include <mutex>
+#include <sstream>
+#include <string>
 #include <thread>
 
 #include "AidlSensorHalWrapper.h"
@@ -86,10 +89,24 @@ void SensorDevice::initializeSensorList() {
     auto list = mHalWrapper->getSensorsList();
     const size_t count = list.size();
 
+    auto sensorFilter = base::GetProperty("persist.sys.phh.sensor_filter", "");
+
     mActivationCount.setCapacity(count);
     Info model;
     for (size_t i = 0; i < count; i++) {
         sensor_t sensor = list[i];
+        std::string vendorNamePair = std::string(sensor.vendor) + ":" + std::string(sensor.name);
+
+        std::istringstream iss(sensorFilter);
+        std::string item;
+        bool shouldIgnore = false;
+        while (std::getline(iss, item, ';')) {
+            if (item == vendorNamePair) {
+                shouldIgnore = true;
+            }
+        }
+
+        if (shouldIgnore) continue;
 
         if (sensor.type < DEVICE_PRIVATE_BASE) {
             sensor.resolution = SensorDeviceUtils::resolutionForSensor(sensor);
-- 
2.48.1