msm8996-common: Convert lights HAL into a native binderized HAL

Change-Id: If41458e22b9a67a5c2a415571723917df1904aa1
Signed-off-by: Davide Garberi <dade.garberi@gmail.com>

1 files changed, 97 insertions, 0 deletions

diff --git a/light/Light.h b/light/Light.h
new file mode 100644
index 0000000..f21e19e
--- /dev/null
+++ b/light/Light.h
@@ -0,0 +1,97 @@
+/*
+ * Copyright (C) 2018 The LineageOS Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#ifndef ANDROID_HARDWARE_LIGHT_V2_0_LIGHT_H
+#define ANDROID_HARDWARE_LIGHT_V2_0_LIGHT_H
+
+#include <android/hardware/light/2.0/ILight.h>
+#include <hidl/Status.h>
+
+#include <fstream>
+#include <mutex>
+#include <unordered_map>
+
+namespace android {
+namespace hardware {
+namespace light {
+namespace V2_0 {
+namespace implementation {
+
+struct Light : public ILight {
+    Light(std::pair<std::ofstream, uint32_t>&& lcd_backlight,
+          std::vector<std::ofstream>&& button_backlight,
+          std::ofstream&& red_led, std::ofstream&& green_led, std::ofstream&& blue_led,
+          std::ofstream&& red_duty_pcts, std::ofstream&& green_duty_pcts, std::ofstream&& blue_duty_pcts,
+          std::ofstream&& red_start_idx, std::ofstream&& green_start_idx, std::ofstream&& blue_start_idx,
+          std::ofstream&& red_pause_lo, std::ofstream&& green_pause_lo, std::ofstream&& blue_pause_lo,
+          std::ofstream&& red_pause_hi, std::ofstream&& green_pause_hi, std::ofstream&& blue_pause_hi,
+          std::ofstream&& red_ramp_step_ms, std::ofstream&& green_ramp_step_ms, std::ofstream&& blue_ramp_step_ms,
+          std::ofstream&& red_blink, std::ofstream&& green_blink, std::ofstream&& blue_blink,
+          std::ofstream&& rgb_blink);
+
+    // Methods from ::android::hardware::light::V2_0::ILight follow.
+    Return<Status> setLight(Type type, const LightState& state) override;
+    Return<void> getSupportedTypes(getSupportedTypes_cb _hidl_cb) override;
+
+  private:
+    void setAttentionLight(const LightState& state);
+    void setBatteryLight(const LightState& state);
+    void setButtonsBacklight(const LightState& state);
+    void setLcdBacklight(const LightState& state);
+    void setNotificationLight(const LightState& state);
+    void setSpeakerBatteryLightLocked();
+    void setSpeakerLightLocked(const LightState& state);
+
+    std::pair<std::ofstream, uint32_t> mLcdBacklight;
+    std::vector<std::ofstream> mButtonBacklight;
+    std::ofstream mRedLed;
+    std::ofstream mGreenLed;
+    std::ofstream mBlueLed;
+    std::ofstream mRedDutyPcts;
+    std::ofstream mGreenDutyPcts;
+    std::ofstream mBlueDutyPcts;
+    std::ofstream mRedStartIdx;
+    std::ofstream mGreenStartIdx;
+    std::ofstream mBlueStartIdx;
+    std::ofstream mRedPauseLo;
+    std::ofstream mGreenPauseLo;
+    std::ofstream mBluePauseLo;
+    std::ofstream mRedPauseHi;
+    std::ofstream mGreenPauseHi;
+    std::ofstream mBluePauseHi;
+    std::ofstream mRedRampStepMs;
+    std::ofstream mGreenRampStepMs;
+    std::ofstream mBlueRampStepMs;
+    std::ofstream mRedBlink;
+    std::ofstream mGreenBlink;
+    std::ofstream mBlueBlink;
+    std::ofstream mRgbBlink;
+
+    LightState mAttentionState;
+    LightState mBatteryState;
+    LightState mNotificationState;
+
+    std::unordered_map<Type, std::function<void(const LightState&)>> mLights;
+    std::mutex mLock;
+};
+
+}  // namespace implementation
+}  // namespace V2_0
+}  // namespace light
+}  // namespace hardware
+}  // namespace android
+
+#endif  // ANDROID_HARDWARE_LIGHT_V2_0_LIGHT_H