vibrator: Remove trigger effect support

In the previous projects, only edge sensor
used this trigger effect.
However, edge sensor did not involve in this project,
we decide to remove trigger effect support.

Bug: 148838005
Test: print registers' value in suspend mode
Change-Id: I27d7c2419f77a3ddba71776c35b3de20c29af016
Signed-off-by: chasewu <chasewu@google.com>

4 files changed, 12 insertions, 2 deletions

diff --git a/vibrator/drv2624/Hardware.h b/vibrator/drv2624/Hardware.h
index 8e220688..774a0f1d 100644
--- a/vibrator/drv2624/Hardware.h
+++ b/vibrator/drv2624/Hardware.h
@@ -108,6 +108,7 @@ class HwCal : public Vibrator::HwCal, private HwCalBase {
     static constexpr uint32_t DEFAULT_LRA_PERIOD = 262;
     static constexpr uint32_t DEFAULT_FREQUENCY_SHIFT = 10;
     static constexpr uint32_t DEFAULT_VOLTAGE_MAX = 107;  // 2.15V;
+    static constexpr uint32_t DEFAULT_LP_TRIGGER_SUPPORT = 1;
 
   public:
     HwCal() {}
@@ -167,6 +168,9 @@ class HwCal : public Vibrator::HwCal, private HwCalBase {
     bool getSteadyShape(uint32_t *value) override {
         return getProperty("steady.shape", value, UINT32_MAX);
     }
+    bool getTriggerEffectSupport(uint32_t *value) override {
+        return getProperty("lptrigger", value, DEFAULT_LP_TRIGGER_SUPPORT);
+    }
     void debug(int fd) override { HwCalBase::debug(fd); }
 };
 
diff --git a/vibrator/drv2624/Vibrator.cpp b/vibrator/drv2624/Vibrator.cpp
index be611de8..99fd6d93 100644
--- a/vibrator/drv2624/Vibrator.cpp
+++ b/vibrator/drv2624/Vibrator.cpp
@@ -181,7 +181,7 @@ using EffectStrength = ::android::hardware::vibrator::V1_0::EffectStrength;
 Vibrator::Vibrator(std::unique_ptr<HwApi> hwapi, std::unique_ptr<HwCal> hwcal)
     : mHwApi(std::move(hwapi)), mHwCal(std::move(hwcal)) {
     std::string autocal;
-    uint32_t lraPeriod = 0;
+    uint32_t lraPeriod = 0, lpTrigSupport = 0;
     bool dynamicConfig = false;
     bool hasEffectCoeffs = false;
     std::array<float, 4> effectCoeffs = {0};
@@ -271,7 +271,10 @@ Vibrator::Vibrator(std::unique_ptr<HwApi> hwapi, std::unique_ptr<HwCal> hwcal)
 
     // This enables effect #1 from the waveform library to be triggered by SLPI
     // while the AP is in suspend mode
-    if (!mHwApi->setLpTriggerEffect(1)) {
+    // For default setting, we will enable this feature if that project did not
+    // set the lptrigger config
+    mHwCal->getTriggerEffectSupport(&lpTrigSupport);
+    if (!mHwApi->setLpTriggerEffect(lpTrigSupport)) {
         ALOGW("Failed to set LP trigger mode (%d): %s", errno, strerror(errno));
     }
 }
diff --git a/vibrator/drv2624/Vibrator.h b/vibrator/drv2624/Vibrator.h
index 5419d62e..fb3c2d37 100644
--- a/vibrator/drv2624/Vibrator.h
+++ b/vibrator/drv2624/Vibrator.h
@@ -121,6 +121,8 @@ class Vibrator : public IVibrator {
         virtual bool getEffectShape(uint32_t *value) = 0;
         // Obtains the wave shape for steady vibration
         virtual bool getSteadyShape(uint32_t *value) = 0;
+        // Obtains the trigger effect support
+        virtual bool getTriggerEffectSupport(uint32_t *value) = 0;
         // Emit diagnostic information to the given file.
         virtual void debug(int fd) = 0;
     };
diff --git a/vibrator/drv2624/tests/mocks.h b/vibrator/drv2624/tests/mocks.h
index 553e7a97..b3c7cb02 100644
--- a/vibrator/drv2624/tests/mocks.h
+++ b/vibrator/drv2624/tests/mocks.h
@@ -59,6 +59,7 @@ class MockCal : public ::android::hardware::vibrator::V1_3::implementation::Vibr
     MOCK_METHOD1(getHeavyClickDuration, bool(uint32_t *value));
     MOCK_METHOD1(getEffectShape, bool(uint32_t *value));
     MOCK_METHOD1(getSteadyShape, bool(uint32_t *value));
+    MOCK_METHOD1(getTriggerEffectSupport, bool(uint32_t *value));
     MOCK_METHOD1(debug, void(int fd));
 
     ~MockCal() override { destructor(); };