rhodep: sensors: Implement double tap sensor

Change-Id: I6c217c994d6e4d5ae062a31a44fffc9f097a7f6f

resource-overlay/rhodep/Frameworks/res/values/config.xml

@@ -314,4 +314,7 @@
 
     <!-- Whether the device enable the non-standalone (NSA) mode of 5G NR.-->
     <bool name="config_telephony5gNonStandalone">true</bool>
+
+    <!-- Type of the double tap sensor. Empty if double tap is not supported. -->
+    <string name="config_dozeDoubleTapSensorType" translatable="false">org.lineageos.sensor.double_tap</string>
 </resources>

rootdir/etc/init/hw/init.mmi.overlay.rc

@@ -1,13 +1,6 @@
 # sec_nfc
 import /vendor/etc/init/hw/init.nfc.sec.rc
 
-on post-fs
-   # "Tap to wake" gesture
-   chown root input /sys/class/sensors/dt-gesture/enable
-   chmod 0660 /sys/class/sensors/dt-gesture/enable
-   chown root input /sys/class/sensors/dt-gesture/poll_delay
-   chmod 0660 /sys/class/sensors/dt-gesture/poll_delay
-
 on post-fs
    chown system system /sys/devices/platform/soc/4804000.ufshc/clkgate_enable
    chown system system /sys/devices/platform/soc/4804000.ufshc/devfreq/4804000.ufshc/min_freq
@@ -27,6 +20,11 @@ service vendor.ident-fps-overlay-sh /vendor/bin/init.oem.fingerprint.overlay.sh
     oneshot
     disabled
 
+on post-fs
+    # Sensors
+    chown system system /sys/devices/platform/soc/4a80000.spi/spi_master/spi0/spi0.0/touchscreen/primary/double_tap_enabled
+    chown system system /sys/devices/platform/soc/4a80000.spi/spi_master/spi0/spi0.0/touchscreen/primary/double_tap_pressed
+
 on post-fs-data
     exec_start vendor.ident-fps-overlay-sh
     chown system system /dev/fpsensor

sensors/Sensor.h

@@ -120,6 +120,20 @@ class SysfsPollingOneShotSensor : public OneShotSensor {
     int mPollFd;
 };
 
+const std::string kTsPath = "/sys/devices/platform/soc/4a80000.spi/spi_master/spi0/spi0.0/touchscreen/primary/";
+
+const std::string kTsDoubleTapPressedPath = kTsPath + "double_tap_pressed";
+const std::string kTsDoubleTapEnabledPath = kTsPath + "double_tap_enabled";
+
+class DoubleTapSensor : public SysfsPollingOneShotSensor {
+  public:
+    DoubleTapSensor(int32_t sensorHandle, ISensorsEventCallback* callback)
+        : SysfsPollingOneShotSensor(
+              sensorHandle, callback, kTsDoubleTapPressedPath, kTsDoubleTapEnabledPath,
+              "Double Tap Sensor", "org.lineageos.sensor.double_tap",
+              static_cast<SensorType>(static_cast<int32_t>(SensorType::DEVICE_PRIVATE_BASE) + 1)) {}
+};
+
 }  // namespace implementation
 }  // namespace subhal
 }  // namespace V2_1

sensors/SensorsSubHal.cpp

@@ -32,7 +32,9 @@ namespace implementation {
 using ::android::hardware::Void;
 using ::android::hardware::sensors::V2_0::implementation::ScopedWakelock;
 
-SensorsSubHal::SensorsSubHal() : mCallback(nullptr), mNextHandle(1) {}
+SensorsSubHal::SensorsSubHal() : mCallback(nullptr), mNextHandle(1) {
+    AddSensor<DoubleTapSensor>();
+}
 
 Return<void> SensorsSubHal::getSensorsList_2_1(ISensors::getSensorsList_2_1_cb _hidl_cb) {
     std::vector<SensorInfo> sensors;