sdm845-common: Replace lineagehw implementation by HIDL services

Move DisplayModeControl and SunlightEnhancement into a livedisplay
service, and TouchscreenGestures into a touch one.

Change-Id: I5f46671633a13ddc6733a47f4ea5a6515d6d6c98

livedisplay/.clang-format

@@ -0,0 +1,11 @@
+BasedOnStyle: Google
+AccessModifierOffset: -2
+AllowShortFunctionsOnASingleLine: Inline
+ColumnLimit: 100
+CommentPragmas: NOLINT:.*
+DerivePointerAlignment: false
+IndentWidth: 4
+PointerAlignment: Left
+TabWidth: 4
+UseTab: Never
+PenaltyExcessCharacter: 32

livedisplay/Android.bp

@@ -0,0 +1,34 @@
+//
+// Copyright (C) 2019 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.
+
+cc_binary {
+    name: "lineage.livedisplay@2.0-service.oneplus_sdm845",
+    init_rc: ["lineage.livedisplay@2.0-service.oneplus_sdm845.rc"],
+    defaults: ["hidl_defaults"],
+    relative_install_path: "hw",
+    srcs: [
+        "DisplayModes.cpp",
+        "SunlightEnhancement.cpp",
+        "service.cpp",
+    ],
+    shared_libs: [
+        "libbase",
+        "libbinder",
+        "libhidlbase",
+        "libhidltransport",
+        "libutils",
+        "vendor.lineage.livedisplay@2.0",
+    ],
+}

livedisplay/DisplayModes.cpp

@@ -0,0 +1,117 @@
+/*
+ * Copyright (C) 2019 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.
+ */
+
+#define LOG_TAG "DisplayModesService"
+
+#include "DisplayModes.h"
+#include <android-base/logging.h>
+#include <fstream>
+
+namespace vendor {
+namespace lineage {
+namespace livedisplay {
+namespace V2_0 {
+namespace implementation {
+
+static constexpr const char* kModePath =
+    "/sys/devices/platform/soc/ae00000.qcom,mdss_mdp/main_display/display_mode";
+static constexpr const char* kDefaultPath = "/data/system/default_display_mode";
+
+const std::map<int32_t, DisplayModes::ModeInfo> DisplayModes::kModeMap = {
+    {0, {"Standard", "default"}},
+    {1, {"sRGB", "srgb"}},
+    {2, {"DCI P3", "dci-p3"}},
+    {3, {"Adaptive", "adaption"}},
+};
+
+DisplayModes::DisplayModes() : mDefaultModeId(0) {
+    std::ifstream defaultFile(kDefaultPath);
+    std::string value;
+
+    defaultFile >> value;
+    LOG(DEBUG) << "Default file read result " << value << " fail " << defaultFile.fail();
+    if (defaultFile.fail()) {
+        return;
+    }
+
+    for (const auto& entry : kModeMap) {
+        if (value == entry.second.value) {
+            mDefaultModeId = entry.first;
+            break;
+        }
+    }
+}
+
+// Methods from ::vendor::lineage::livedisplay::V2_0::IDisplayModes follow.
+Return<void> DisplayModes::getDisplayModes(getDisplayModes_cb resultCb) {
+    std::vector<DisplayMode> modes;
+    for (const auto& entry : kModeMap) {
+        modes.push_back({entry.first, entry.second.name});
+    }
+    resultCb(modes);
+    return Void();
+}
+
+Return<void> DisplayModes::getCurrentDisplayMode(getCurrentDisplayMode_cb resultCb) {
+    int32_t currentModeId = mDefaultModeId;
+    std::ifstream modeFile(kModePath);
+    std::string value;
+
+    modeFile >> value;
+    if (!modeFile.fail()) {
+        for (const auto& entry : kModeMap) {
+            if (value == entry.second.value) {
+                currentModeId = entry.first;
+                break;
+            }
+        }
+    }
+    resultCb({currentModeId, kModeMap.at(currentModeId).name});
+    return Void();
+}
+
+Return<void> DisplayModes::getDefaultDisplayMode(getDefaultDisplayMode_cb resultCb) {
+    resultCb({mDefaultModeId, kModeMap.at(mDefaultModeId).name});
+    return Void();
+}
+
+Return<bool> DisplayModes::setDisplayMode(int32_t modeID, bool makeDefault) {
+    const auto iter = kModeMap.find(modeID);
+    if (iter == kModeMap.end()) {
+        return false;
+    }
+    std::ofstream modeFile(kModePath);
+    modeFile << iter->second.value;
+    if (modeFile.fail()) {
+        return false;
+    }
+
+    if (makeDefault) {
+        std::ofstream defaultFile(kDefaultPath);
+        defaultFile << iter->second.value;
+        if (defaultFile.fail()) {
+            return false;
+        }
+        mDefaultModeId = iter->first;
+    }
+    return true;
+}
+
+}  // namespace implementation
+}  // namespace V2_0
+}  // namespace livedisplay
+}  // namespace lineage
+}  // namespace vendor

livedisplay/DisplayModes.h

@@ -0,0 +1,60 @@
+/*
+ * Copyright (C) 2019 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 VENDOR_LINEAGE_LIVEDISPLAY_V2_0_DISPLAYMODES_H
+#define VENDOR_LINEAGE_LIVEDISPLAY_V2_0_DISPLAYMODES_H
+
+#include <hidl/MQDescriptor.h>
+#include <hidl/Status.h>
+#include <vendor/lineage/livedisplay/2.0/IDisplayModes.h>
+#include <map>
+
+namespace vendor {
+namespace lineage {
+namespace livedisplay {
+namespace V2_0 {
+namespace implementation {
+
+using ::android::hardware::Return;
+using ::android::hardware::Void;
+using ::android::sp;
+
+class DisplayModes : public IDisplayModes {
+  public:
+    DisplayModes();
+
+    // Methods from ::vendor::lineage::livedisplay::V2_0::IDisplayModes follow.
+    Return<void> getDisplayModes(getDisplayModes_cb resultCb) override;
+    Return<void> getCurrentDisplayMode(getCurrentDisplayMode_cb resultCb) override;
+    Return<void> getDefaultDisplayMode(getDefaultDisplayMode_cb ResultCb) override;
+    Return<bool> setDisplayMode(int32_t modeID, bool makeDefault) override;
+
+  private:
+    struct ModeInfo {
+        const char* name;
+        const char* value;
+    };
+    static const std::map<int32_t, ModeInfo> kModeMap;
+    int32_t mDefaultModeId;
+};
+
+}  // namespace implementation
+}  // namespace V2_0
+}  // namespace livedisplay
+}  // namespace lineage
+}  // namespace vendor
+
+#endif  // VENDOR_LINEAGE_LIVEDISPLAY_V2_0_DISPLAYMODES_H

livedisplay/SunlightEnhancement.cpp

@@ -0,0 +1,51 @@
+/*
+ * Copyright (C) 2019 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.
+ */
+
+#define LOG_TAG "SunlightEnhancementService"
+
+#include "SunlightEnhancement.h"
+#include <android-base/logging.h>
+#include <fstream>
+
+namespace vendor {
+namespace lineage {
+namespace livedisplay {
+namespace V2_0 {
+namespace implementation {
+
+static constexpr const char* kHbmPath =
+    "/sys/devices/platform/soc/ae00000.qcom,mdss_mdp/main_display/hbm";
+
+Return<bool> SunlightEnhancement::isEnabled() {
+    std::ifstream file(kHbmPath);
+    int result = -1;
+    file >> result;
+    LOG(DEBUG) << "Got result " << result << " fail " << file.fail();
+    return !file.fail() && result > 0;
+}
+
+Return<bool> SunlightEnhancement::setEnabled(bool enabled) {
+    std::ofstream file(kHbmPath);
+    file << (enabled ? "3" : "0");
+    LOG(DEBUG) << "setEnabled fail " << file.fail();
+    return !file.fail();
+}
+
+}  // namespace implementation
+}  // namespace V2_0
+}  // namespace livedisplay
+}  // namespace lineage
+}  // namespace vendor

livedisplay/SunlightEnhancement.h

@@ -0,0 +1,47 @@
+/*
+ * Copyright (C) 2019 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 VENDOR_LINEAGE_LIVEDISPLAY_V2_0_SUNLIGHTENHANCEMENT_H
+#define VENDOR_LINEAGE_LIVEDISPLAY_V2_0_SUNLIGHTENHANCEMENT_H
+
+#include <hidl/MQDescriptor.h>
+#include <hidl/Status.h>
+#include <vendor/lineage/livedisplay/2.0/ISunlightEnhancement.h>
+
+namespace vendor {
+namespace lineage {
+namespace livedisplay {
+namespace V2_0 {
+namespace implementation {
+
+using ::android::hardware::Return;
+using ::android::hardware::Void;
+using ::android::sp;
+
+class SunlightEnhancement : public ISunlightEnhancement {
+  public:
+    // Methods from ::vendor::lineage::livedisplay::V2_0::ISunlightEnhancement follow.
+    Return<bool> isEnabled() override;
+    Return<bool> setEnabled(bool enabled) override;
+};
+
+}  // namespace implementation
+}  // namespace V2_0
+}  // namespace livedisplay
+}  // namespace lineage
+}  // namespace vendor
+
+#endif  // VENDOR_LINEAGE_LIVEDISPLAY_V2_0_SUNLIGHTENHANCEMENT_H

livedisplay/lineage.livedisplay@2.0-service.oneplus_sdm845.rc

@@ -0,0 +1,10 @@
+on boot
+    chmod 0660 /sys/devices/platform/soc/ae00000.qcom,mdss_mdp/main_display/display_mode
+    chmod 0660 /sys/devices/platform/soc/ae00000.qcom,mdss_mdp/main_display/hbm
+    chown system system /sys/devices/platform/soc/ae00000.qcom,mdss_mdp/main_display/display_mode
+    chown system system /sys/devices/platform/soc/ae00000.qcom,mdss_mdp/main_display/hbm
+
+service livedisplay-hal-2-0 /system/bin/hw/lineage.livedisplay@2.0-service.oneplus_sdm845
+    class hal
+    user system
+    group system

livedisplay/service.cpp

@@ -0,0 +1,52 @@
+/*
+ * Copyright (C) 2019 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.
+ */
+
+#define LOG_TAG "lineage.livedisplay@2.0-service.oneplus_sdm845"
+
+#include <android-base/logging.h>
+#include <binder/ProcessState.h>
+#include <hidl/HidlTransportSupport.h>
+#include "DisplayModes.h"
+#include "SunlightEnhancement.h"
+
+using ::vendor::lineage::livedisplay::V2_0::IDisplayModes;
+using ::vendor::lineage::livedisplay::V2_0::ISunlightEnhancement;
+using ::vendor::lineage::livedisplay::V2_0::implementation::DisplayModes;
+using ::vendor::lineage::livedisplay::V2_0::implementation::SunlightEnhancement;
+
+int main() {
+    android::sp<IDisplayModes> modesService = new DisplayModes();
+    android::sp<ISunlightEnhancement> sreService = new SunlightEnhancement();
+
+    android::hardware::configureRpcThreadpool(2, true /*callerWillJoin*/);
+
+    if (modesService->registerAsService() != android::OK) {
+        LOG(ERROR) << "Cannot register display modes HAL service.";
+        return 1;
+    }
+
+    if (sreService->registerAsService() != android::OK) {
+        LOG(ERROR) << "Cannot register sunlight enhancement HAL service.";
+        return 1;
+    }
+
+    LOG(INFO) << "LiveDisplay HAL service ready.";
+
+    android::hardware::joinRpcThreadpool();
+
+    LOG(ERROR) << "LiveDisplay HAL service failed to join thread pool.";
+    return 1;
+}