| /* |
| * Copyright (c) 2014-2017, The Linux Foundation. All rights reserved. |
| * Not a Contribution. |
| * |
| * Copyright 2015 The Android Open Source 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. |
| */ |
| |
| #include <core/buffer_allocator.h> |
| #include <private/color_params.h> |
| #include <utils/constants.h> |
| #include <utils/String16.h> |
| #include <cutils/properties.h> |
| #include <hardware_legacy/uevent.h> |
| #include <sys/resource.h> |
| #include <sys/prctl.h> |
| #include <binder/Parcel.h> |
| #include <QService.h> |
| #include <display_config.h> |
| #include <utils/debug.h> |
| #include <sync/sync.h> |
| #include <profiler.h> |
| #include <qd_utils.h> |
| #include <utils/utils.h> |
| #include <algorithm> |
| #include <string> |
| #include <bitset> |
| #include <thread> |
| #include <memory> |
| |
| #include "hwc_buffer_allocator.h" |
| #include "hwc_buffer_sync_handler.h" |
| #include "hwc_session.h" |
| #include "hwc_debugger.h" |
| #include "hwc_display_primary.h" |
| #include "hwc_display_virtual.h" |
| #include "hwc_display_external_test.h" |
| |
| #define __CLASS__ "HWCSession" |
| |
| #define HWC_UEVENT_SWITCH_HDMI "change@/devices/virtual/switch/hdmi" |
| #define HWC_UEVENT_GRAPHICS_FB0 "change@/devices/virtual/graphics/fb0" |
| #define HWC_UEVENT_DRM_EXT_HOTPLUG "mdss_mdp/drm/card" |
| |
| static sdm::HWCSession::HWCModuleMethods g_hwc_module_methods; |
| |
| hwc_module_t HAL_MODULE_INFO_SYM = { |
| .common = { |
| .tag = HARDWARE_MODULE_TAG, |
| .version_major = 3, |
| .version_minor = 0, |
| .id = HWC_HARDWARE_MODULE_ID, |
| .name = "QTI Hardware Composer Module", |
| .author = "CodeAurora Forum", |
| .methods = &g_hwc_module_methods, |
| .dso = 0, |
| .reserved = {0}, |
| } |
| }; |
| |
| namespace sdm { |
| |
| static HWCUEvent g_hwc_uevent_; |
| Locker HWCSession::locker_[HWC_NUM_DISPLAY_TYPES]; |
| |
| void HWCUEvent::UEventThread(HWCUEvent *hwc_uevent) { |
| const char *uevent_thread_name = "HWC_UeventThread"; |
| |
| prctl(PR_SET_NAME, uevent_thread_name, 0, 0, 0); |
| setpriority(PRIO_PROCESS, 0, HAL_PRIORITY_URGENT_DISPLAY); |
| |
| int status = uevent_init(); |
| if (!status) { |
| std::unique_lock<std::mutex> caller_lock(hwc_uevent->mutex_); |
| hwc_uevent->caller_cv_.notify_one(); |
| DLOGE("Failed to init uevent with err %d", status); |
| return; |
| } |
| |
| { |
| // Signal caller thread that worker thread is ready to listen to events. |
| std::unique_lock<std::mutex> caller_lock(hwc_uevent->mutex_); |
| hwc_uevent->init_done_ = true; |
| hwc_uevent->caller_cv_.notify_one(); |
| } |
| |
| while (1) { |
| char uevent_data[PAGE_SIZE] = {}; |
| |
| // keep last 2 zeroes to ensure double 0 termination |
| int length = uevent_next_event(uevent_data, INT32(sizeof(uevent_data)) - 2); |
| |
| // scope of lock to this block only, so that caller is free to set event handler to nullptr; |
| { |
| std::lock_guard<std::mutex> guard(hwc_uevent->mutex_); |
| if (hwc_uevent->uevent_listener_) { |
| hwc_uevent->uevent_listener_->UEventHandler(uevent_data, length); |
| } else { |
| DLOGW("UEvent dropped. No uevent listener."); |
| } |
| } |
| } |
| } |
| |
| HWCUEvent::HWCUEvent() { |
| std::unique_lock<std::mutex> caller_lock(mutex_); |
| std::thread thread(HWCUEvent::UEventThread, this); |
| thread.detach(); |
| caller_cv_.wait(caller_lock); |
| } |
| |
| void HWCUEvent::Register(HWCUEventListener *uevent_listener) { |
| DLOGI("Set uevent listener = %p", uevent_listener); |
| |
| std::lock_guard<std::mutex> obj(mutex_); |
| uevent_listener_ = uevent_listener; |
| } |
| |
| HWCSession::HWCSession(const hw_module_t *module) { |
| hwc2_device_t::common.tag = HARDWARE_DEVICE_TAG; |
| hwc2_device_t::common.version = HWC_DEVICE_API_VERSION_2_0; |
| hwc2_device_t::common.module = const_cast<hw_module_t *>(module); |
| hwc2_device_t::common.close = Close; |
| hwc2_device_t::getCapabilities = GetCapabilities; |
| hwc2_device_t::getFunction = GetFunction; |
| } |
| |
| int HWCSession::Init() { |
| SCOPE_LOCK(locker_[HWC_DISPLAY_PRIMARY]); |
| |
| int status = -EINVAL; |
| const char *qservice_name = "display.qservice"; |
| |
| if (!g_hwc_uevent_.InitDone()) { |
| return status; |
| } |
| |
| // Start QService and connect to it. |
| qService::QService::init(); |
| android::sp<qService::IQService> iqservice = android::interface_cast<qService::IQService>( |
| android::defaultServiceManager()->getService(android::String16(qservice_name))); |
| |
| if (iqservice.get()) { |
| iqservice->connect(android::sp<qClient::IQClient>(this)); |
| qservice_ = reinterpret_cast<qService::QService *>(iqservice.get()); |
| } else { |
| DLOGE("Failed to acquire %s", qservice_name); |
| return -EINVAL; |
| } |
| |
| StartServices(); |
| |
| DisplayError error = buffer_allocator_.Init(); |
| if (error != kErrorNone) { |
| DLOGE("Buffer allocaor initialization failed. Error = %d", error); |
| return -EINVAL; |
| } |
| |
| g_hwc_uevent_.Register(this); |
| |
| error = CoreInterface::CreateCore(HWCDebugHandler::Get(), &buffer_allocator_, |
| &buffer_sync_handler_, &socket_handler_, &core_intf_); |
| if (error != kErrorNone) { |
| buffer_allocator_.Deinit(); |
| DLOGE("Display core initialization failed. Error = %d", error); |
| return -EINVAL; |
| } |
| |
| |
| // If HDMI display is primary display, defer display creation until hotplug event is received. |
| HWDisplayInterfaceInfo hw_disp_info = {}; |
| error = core_intf_->GetFirstDisplayInterfaceType(&hw_disp_info); |
| if (error != kErrorNone) { |
| g_hwc_uevent_.Register(nullptr); |
| CoreInterface::DestroyCore(); |
| buffer_allocator_.Deinit(); |
| DLOGE("Primary display type not recognized. Error = %d", error); |
| return -EINVAL; |
| } |
| |
| if (hw_disp_info.type == kHDMI) { |
| status = 0; |
| hdmi_is_primary_ = true; |
| // Create display if it is connected, else wait for hotplug connect event. |
| if (hw_disp_info.is_connected) { |
| status = CreateExternalDisplay(HWC_DISPLAY_PRIMARY, 0, 0, false); |
| } |
| } else { |
| // Create and power on primary display |
| status = HWCDisplayPrimary::Create(core_intf_, &buffer_allocator_, &callbacks_, qservice_, |
| &hwc_display_[HWC_DISPLAY_PRIMARY]); |
| color_mgr_ = HWCColorManager::CreateColorManager(&buffer_allocator_); |
| if (!color_mgr_) { |
| DLOGW("Failed to load HWCColorManager."); |
| } |
| } |
| |
| if (status) { |
| g_hwc_uevent_.Register(nullptr); |
| CoreInterface::DestroyCore(); |
| buffer_allocator_.Deinit(); |
| return status; |
| } |
| |
| is_composer_up_ = true; |
| struct rlimit fd_limit = {}; |
| getrlimit(RLIMIT_NOFILE, &fd_limit); |
| fd_limit.rlim_cur = fd_limit.rlim_cur * 2; |
| if (fd_limit.rlim_cur < fd_limit.rlim_max) { |
| auto err = setrlimit(RLIMIT_NOFILE, &fd_limit); |
| if (err) { |
| DLOGW("Unable to increase fd limit - err:%d, %s", errno, strerror(errno)); |
| } |
| } |
| |
| return 0; |
| } |
| |
| int HWCSession::Deinit() { |
| Locker::SequenceCancelScopeLock lock_v(locker_[HWC_DISPLAY_VIRTUAL]); |
| Locker::SequenceCancelScopeLock lock_e(locker_[HWC_DISPLAY_EXTERNAL]); |
| Locker::SequenceCancelScopeLock lock_p(locker_[HWC_DISPLAY_PRIMARY]); |
| |
| HWCDisplay *primary_display = hwc_display_[HWC_DISPLAY_PRIMARY]; |
| if (primary_display) { |
| if (hdmi_is_primary_) { |
| HWCDisplayExternal::Destroy(primary_display); |
| } else { |
| HWCDisplayPrimary::Destroy(primary_display); |
| } |
| } |
| hwc_display_[HWC_DISPLAY_PRIMARY] = nullptr; |
| |
| if (color_mgr_) { |
| color_mgr_->DestroyColorManager(); |
| } |
| |
| g_hwc_uevent_.Register(nullptr); |
| |
| DisplayError error = CoreInterface::DestroyCore(); |
| if (error != kErrorNone) { |
| DLOGE("Display core de-initialization failed. Error = %d", error); |
| } |
| |
| return 0; |
| } |
| |
| int HWCSession::Open(const hw_module_t *module, const char *name, hw_device_t **device) { |
| if (!module || !name || !device) { |
| DLOGE("Invalid parameters."); |
| return -EINVAL; |
| } |
| |
| if (!strcmp(name, HWC_HARDWARE_COMPOSER)) { |
| HWCSession *hwc_session = new HWCSession(module); |
| if (!hwc_session) { |
| return -ENOMEM; |
| } |
| |
| int status = hwc_session->Init(); |
| if (status != 0) { |
| delete hwc_session; |
| hwc_session = NULL; |
| return status; |
| } |
| |
| hwc2_device_t *composer_device = hwc_session; |
| *device = reinterpret_cast<hw_device_t *>(composer_device); |
| } |
| |
| return 0; |
| } |
| |
| int HWCSession::Close(hw_device_t *device) { |
| if (!device) { |
| return -EINVAL; |
| } |
| |
| hwc2_device_t *composer_device = reinterpret_cast<hwc2_device_t *>(device); |
| HWCSession *hwc_session = static_cast<HWCSession *>(composer_device); |
| |
| hwc_session->Deinit(); |
| |
| return 0; |
| } |
| |
| void HWCSession::GetCapabilities(struct hwc2_device *device, uint32_t *outCount, |
| int32_t *outCapabilities) { |
| if (!outCount) { |
| return; |
| } |
| |
| int value = 0; |
| bool disable_skip_validate = false; |
| if (Debug::Get()->GetProperty("sdm.debug.disable_skip_validate", &value) == kErrorNone) { |
| disable_skip_validate = (value == 1); |
| } |
| uint32_t count = 1 + (disable_skip_validate ? 0 : 1); |
| |
| if (outCapabilities != nullptr && (*outCount >= count)) { |
| outCapabilities[0] = HWC2_CAPABILITY_SKIP_CLIENT_COLOR_TRANSFORM; |
| if (!disable_skip_validate) { |
| outCapabilities[1] = HWC2_CAPABILITY_SKIP_VALIDATE; |
| } |
| } |
| *outCount = count; |
| } |
| |
| template <typename PFN, typename T> |
| static hwc2_function_pointer_t AsFP(T function) { |
| static_assert(std::is_same<PFN, T>::value, "Incompatible function pointer"); |
| return reinterpret_cast<hwc2_function_pointer_t>(function); |
| } |
| |
| // HWC2 functions returned in GetFunction |
| // Defined in the same order as in the HWC2 header |
| |
| int32_t HWCSession::AcceptDisplayChanges(hwc2_device_t *device, hwc2_display_t display) { |
| if (display >= HWC_NUM_DISPLAY_TYPES) { |
| return HWC2_ERROR_BAD_DISPLAY; |
| } |
| SCOPE_LOCK(locker_[display]); |
| return HWCSession::CallDisplayFunction(device, display, &HWCDisplay::AcceptDisplayChanges); |
| } |
| |
| int32_t HWCSession::CreateLayer(hwc2_device_t *device, hwc2_display_t display, |
| hwc2_layer_t *out_layer_id) { |
| if (!out_layer_id) { |
| return HWC2_ERROR_BAD_PARAMETER; |
| } |
| if (display >= HWC_NUM_DISPLAY_TYPES) { |
| return HWC2_ERROR_BAD_DISPLAY; |
| } |
| SEQUENCE_WAIT_SCOPE_LOCK(locker_[display]); |
| return CallDisplayFunction(device, display, &HWCDisplay::CreateLayer, out_layer_id); |
| } |
| |
| int32_t HWCSession::CreateVirtualDisplay(hwc2_device_t *device, uint32_t width, uint32_t height, |
| int32_t *format, hwc2_display_t *out_display_id) { |
| // TODO(user): Handle concurrency with HDMI |
| if (!device) { |
| return HWC2_ERROR_BAD_DISPLAY; |
| } |
| |
| if (!out_display_id || !width || !height || !format) { |
| return HWC2_ERROR_BAD_PARAMETER; |
| } |
| |
| HWCSession *hwc_session = static_cast<HWCSession *>(device); |
| auto status = hwc_session->CreateVirtualDisplayObject(width, height, format); |
| |
| if (status == HWC2::Error::None) { |
| *out_display_id = HWC_DISPLAY_VIRTUAL; |
| DLOGI("Created virtual display id:% " PRIu64 " with res: %dx%d", |
| *out_display_id, width, height); |
| } else { |
| DLOGE("Failed to create virtual display: %s", to_string(status).c_str()); |
| } |
| return INT32(status); |
| } |
| |
| int32_t HWCSession::DestroyLayer(hwc2_device_t *device, hwc2_display_t display, |
| hwc2_layer_t layer) { |
| if (display >= HWC_NUM_DISPLAY_TYPES) { |
| return HWC2_ERROR_BAD_DISPLAY; |
| } |
| SEQUENCE_WAIT_SCOPE_LOCK(locker_[display]); |
| return CallDisplayFunction(device, display, &HWCDisplay::DestroyLayer, layer); |
| } |
| |
| int32_t HWCSession::DestroyVirtualDisplay(hwc2_device_t *device, hwc2_display_t display) { |
| if (!device || display != HWC_DISPLAY_VIRTUAL) { |
| return HWC2_ERROR_BAD_DISPLAY; |
| } |
| |
| SCOPE_LOCK(locker_[display]); |
| DLOGI("Destroying virtual display id:%" PRIu64, display); |
| auto *hwc_session = static_cast<HWCSession *>(device); |
| |
| if (hwc_session->hwc_display_[display]) { |
| HWCDisplayVirtual::Destroy(hwc_session->hwc_display_[display]); |
| hwc_session->hwc_display_[display] = nullptr; |
| return HWC2_ERROR_NONE; |
| } else { |
| return HWC2_ERROR_BAD_DISPLAY; |
| } |
| } |
| |
| void HWCSession::Dump(hwc2_device_t *device, uint32_t *out_size, char *out_buffer) { |
| if (!device || !out_size) { |
| return; |
| } |
| |
| auto *hwc_session = static_cast<HWCSession *>(device); |
| const size_t max_dump_size = 8192; |
| |
| if (out_buffer == nullptr) { |
| *out_size = max_dump_size; |
| } else { |
| std::string s {}; |
| for (int id = HWC_DISPLAY_PRIMARY; id <= HWC_DISPLAY_VIRTUAL; id++) { |
| SEQUENCE_WAIT_SCOPE_LOCK(locker_[id]); |
| if (hwc_session->hwc_display_[id]) { |
| s += hwc_session->hwc_display_[id]->Dump(); |
| } |
| } |
| auto copied = s.copy(out_buffer, std::min(s.size(), max_dump_size), 0); |
| *out_size = UINT32(copied); |
| } |
| } |
| |
| static int32_t GetActiveConfig(hwc2_device_t *device, hwc2_display_t display, |
| hwc2_config_t *out_config) { |
| return HWCSession::CallDisplayFunction(device, display, &HWCDisplay::GetActiveConfig, out_config); |
| } |
| |
| static int32_t GetChangedCompositionTypes(hwc2_device_t *device, hwc2_display_t display, |
| uint32_t *out_num_elements, hwc2_layer_t *out_layers, |
| int32_t *out_types) { |
| // null_ptr check only for out_num_elements, as out_layers and out_types can be null. |
| if (!out_num_elements) { |
| return HWC2_ERROR_BAD_PARAMETER; |
| } |
| return HWCSession::CallDisplayFunction(device, display, &HWCDisplay::GetChangedCompositionTypes, |
| out_num_elements, out_layers, out_types); |
| } |
| |
| static int32_t GetClientTargetSupport(hwc2_device_t *device, hwc2_display_t display, uint32_t width, |
| uint32_t height, int32_t format, int32_t dataspace) { |
| return HWCSession::CallDisplayFunction(device, display, &HWCDisplay::GetClientTargetSupport, |
| width, height, format, dataspace); |
| } |
| |
| static int32_t GetColorModes(hwc2_device_t *device, hwc2_display_t display, uint32_t *out_num_modes, |
| int32_t /*android_color_mode_t*/ *int_out_modes) { |
| auto out_modes = reinterpret_cast<android_color_mode_t *>(int_out_modes); |
| if (out_num_modes == nullptr) { |
| return HWC2_ERROR_BAD_PARAMETER; |
| } |
| return HWCSession::CallDisplayFunction(device, display, &HWCDisplay::GetColorModes, out_num_modes, |
| out_modes); |
| } |
| |
| static int32_t GetDisplayAttribute(hwc2_device_t *device, hwc2_display_t display, |
| hwc2_config_t config, int32_t int_attribute, |
| int32_t *out_value) { |
| if (out_value == nullptr || int_attribute < HWC2_ATTRIBUTE_INVALID || |
| int_attribute > HWC2_ATTRIBUTE_DPI_Y) { |
| return HWC2_ERROR_BAD_PARAMETER; |
| } |
| auto attribute = static_cast<HWC2::Attribute>(int_attribute); |
| return HWCSession::CallDisplayFunction(device, display, &HWCDisplay::GetDisplayAttribute, config, |
| attribute, out_value); |
| } |
| |
| static int32_t GetDisplayConfigs(hwc2_device_t *device, hwc2_display_t display, |
| uint32_t *out_num_configs, hwc2_config_t *out_configs) { |
| return HWCSession::CallDisplayFunction(device, display, &HWCDisplay::GetDisplayConfigs, |
| out_num_configs, out_configs); |
| } |
| |
| static int32_t GetDisplayName(hwc2_device_t *device, hwc2_display_t display, uint32_t *out_size, |
| char *out_name) { |
| return HWCSession::CallDisplayFunction(device, display, &HWCDisplay::GetDisplayName, out_size, |
| out_name); |
| } |
| |
| static int32_t GetDisplayRequests(hwc2_device_t *device, hwc2_display_t display, |
| int32_t *out_display_requests, uint32_t *out_num_elements, |
| hwc2_layer_t *out_layers, int32_t *out_layer_requests) { |
| return HWCSession::CallDisplayFunction(device, display, &HWCDisplay::GetDisplayRequests, |
| out_display_requests, out_num_elements, out_layers, |
| out_layer_requests); |
| } |
| |
| static int32_t GetDisplayType(hwc2_device_t *device, hwc2_display_t display, int32_t *out_type) { |
| return HWCSession::CallDisplayFunction(device, display, &HWCDisplay::GetDisplayType, out_type); |
| } |
| |
| static int32_t GetDozeSupport(hwc2_device_t *device, hwc2_display_t display, int32_t *out_support) { |
| if (!device || !out_support) { |
| return HWC2_ERROR_BAD_PARAMETER; |
| } |
| |
| if (display >= HWC_NUM_DISPLAY_TYPES) { |
| return HWC2_ERROR_BAD_DISPLAY; |
| } |
| |
| if (display == HWC_DISPLAY_PRIMARY) { |
| *out_support = 1; |
| } else { |
| *out_support = 0; |
| } |
| |
| return HWC2_ERROR_NONE; |
| } |
| |
| static int32_t GetHdrCapabilities(hwc2_device_t* device, hwc2_display_t display, |
| uint32_t* out_num_types, int32_t* out_types, |
| float* out_max_luminance, float* out_max_average_luminance, |
| float* out_min_luminance) { |
| return HWCSession::CallDisplayFunction(device, display, &HWCDisplay::GetHdrCapabilities, |
| out_num_types, out_types, out_max_luminance, |
| out_max_average_luminance, out_min_luminance); |
| } |
| |
| static uint32_t GetMaxVirtualDisplayCount(hwc2_device_t *device) { |
| if (device == nullptr) { |
| return HWC2_ERROR_BAD_PARAMETER; |
| } |
| |
| return 1; |
| } |
| |
| static int32_t GetReleaseFences(hwc2_device_t *device, hwc2_display_t display, |
| uint32_t *out_num_elements, hwc2_layer_t *out_layers, |
| int32_t *out_fences) { |
| return HWCSession::CallDisplayFunction(device, display, &HWCDisplay::GetReleaseFences, |
| out_num_elements, out_layers, out_fences); |
| } |
| |
| int32_t HWCSession::PresentDisplay(hwc2_device_t *device, hwc2_display_t display, |
| int32_t *out_retire_fence) { |
| HWCSession *hwc_session = static_cast<HWCSession *>(device); |
| bool notify_hotplug = false; |
| auto status = HWC2::Error::BadDisplay; |
| DTRACE_SCOPED(); |
| { |
| SEQUENCE_EXIT_SCOPE_LOCK(locker_[display]); |
| if (!device) { |
| return HWC2_ERROR_BAD_DISPLAY; |
| } |
| |
| if (out_retire_fence == nullptr) { |
| return HWC2_ERROR_BAD_PARAMETER; |
| } |
| |
| // TODO(user): Handle virtual display/HDMI concurrency |
| if (hwc_session->hwc_display_[display]) { |
| status = hwc_session->hwc_display_[display]->Present(out_retire_fence); |
| // This is only indicative of how many times SurfaceFlinger posts |
| // frames to the display. |
| CALC_FPS(); |
| } |
| } |
| |
| // Handle Pending external display connection |
| if (hwc_session->external_pending_connect_ && (display == HWC_DISPLAY_PRIMARY)) { |
| Locker::ScopeLock lock_e(locker_[HWC_DISPLAY_EXTERNAL]); |
| Locker::ScopeLock lock_v(locker_[HWC_DISPLAY_VIRTUAL]); |
| |
| if (!hwc_session->hwc_display_[HWC_DISPLAY_VIRTUAL]) { |
| DLOGD("Process pending external display connection"); |
| hwc_session->ConnectDisplay(HWC_DISPLAY_EXTERNAL); |
| hwc_session->external_pending_connect_ = false; |
| notify_hotplug = true; |
| } |
| } |
| |
| if (notify_hotplug) { |
| hwc_session->HotPlug(HWC_DISPLAY_EXTERNAL, HWC2::Connection::Connected); |
| } |
| |
| return INT32(status); |
| } |
| |
| int32_t HWCSession::RegisterCallback(hwc2_device_t *device, int32_t descriptor, |
| hwc2_callback_data_t callback_data, |
| hwc2_function_pointer_t pointer) { |
| if (!device || pointer == nullptr) { |
| return HWC2_ERROR_BAD_PARAMETER; |
| } |
| HWCSession *hwc_session = static_cast<HWCSession *>(device); |
| SCOPE_LOCK(hwc_session->callbacks_lock_); |
| auto desc = static_cast<HWC2::Callback>(descriptor); |
| auto error = hwc_session->callbacks_.Register(desc, callback_data, pointer); |
| DLOGD("Registering callback: %s", to_string(desc).c_str()); |
| if (descriptor == HWC2_CALLBACK_HOTPLUG) { |
| if (hwc_session->hwc_display_[HWC_DISPLAY_PRIMARY]) { |
| hwc_session->callbacks_.Hotplug(HWC_DISPLAY_PRIMARY, HWC2::Connection::Connected); |
| } |
| } |
| hwc_session->need_invalidate_ = false; |
| hwc_session->callbacks_lock_.Broadcast(); |
| return INT32(error); |
| } |
| |
| static int32_t SetActiveConfig(hwc2_device_t *device, hwc2_display_t display, |
| hwc2_config_t config) { |
| return HWCSession::CallDisplayFunction(device, display, &HWCDisplay::SetActiveConfig, config); |
| } |
| |
| static int32_t SetClientTarget(hwc2_device_t *device, hwc2_display_t display, |
| buffer_handle_t target, int32_t acquire_fence, |
| int32_t dataspace, hwc_region_t damage) { |
| return HWCSession::CallDisplayFunction(device, display, &HWCDisplay::SetClientTarget, target, |
| acquire_fence, dataspace, damage); |
| } |
| |
| int32_t HWCSession::SetColorMode(hwc2_device_t *device, hwc2_display_t display, |
| int32_t /*android_color_mode_t*/ int_mode) { |
| if (display >= HWC_NUM_DISPLAY_TYPES) { |
| return HWC2_ERROR_BAD_DISPLAY; |
| } |
| if (int_mode < HAL_COLOR_MODE_NATIVE || int_mode > HAL_COLOR_MODE_DISPLAY_P3) { |
| return HWC2_ERROR_BAD_PARAMETER; |
| } |
| auto mode = static_cast<android_color_mode_t>(int_mode); |
| SCOPE_LOCK(locker_[display]); |
| return HWCSession::CallDisplayFunction(device, display, &HWCDisplay::SetColorMode, mode); |
| } |
| |
| int32_t HWCSession::SetColorTransform(hwc2_device_t *device, hwc2_display_t display, |
| const float *matrix, |
| int32_t /*android_color_transform_t*/ hint) { |
| if (display >= HWC_NUM_DISPLAY_TYPES) { |
| return HWC2_ERROR_BAD_DISPLAY; |
| } |
| if (!matrix || hint < HAL_COLOR_TRANSFORM_IDENTITY || |
| hint > HAL_COLOR_TRANSFORM_CORRECT_TRITANOPIA) { |
| return HWC2_ERROR_BAD_PARAMETER; |
| } |
| SCOPE_LOCK(locker_[display]); |
| android_color_transform_t transform_hint = static_cast<android_color_transform_t>(hint); |
| return HWCSession::CallDisplayFunction(device, display, &HWCDisplay::SetColorTransform, matrix, |
| transform_hint); |
| } |
| |
| static int32_t SetCursorPosition(hwc2_device_t *device, hwc2_display_t display, hwc2_layer_t layer, |
| int32_t x, int32_t y) { |
| auto status = INT32(HWC2::Error::None); |
| status = HWCSession::CallDisplayFunction(device, display, &HWCDisplay::SetCursorPosition, |
| layer, x, y); |
| if (status == INT32(HWC2::Error::None)) { |
| // Update cursor position |
| HWCSession::CallLayerFunction(device, display, layer, &HWCLayer::SetCursorPosition, x, y); |
| } |
| return status; |
| } |
| |
| static int32_t SetLayerBlendMode(hwc2_device_t *device, hwc2_display_t display, hwc2_layer_t layer, |
| int32_t int_mode) { |
| if (int_mode < HWC2_BLEND_MODE_INVALID || int_mode > HWC2_BLEND_MODE_COVERAGE) { |
| return HWC2_ERROR_BAD_PARAMETER; |
| } |
| auto mode = static_cast<HWC2::BlendMode>(int_mode); |
| return HWCSession::CallLayerFunction(device, display, layer, &HWCLayer::SetLayerBlendMode, mode); |
| } |
| |
| static int32_t SetLayerBuffer(hwc2_device_t *device, hwc2_display_t display, hwc2_layer_t layer, |
| buffer_handle_t buffer, int32_t acquire_fence) { |
| return HWCSession::CallLayerFunction(device, display, layer, &HWCLayer::SetLayerBuffer, buffer, |
| acquire_fence); |
| } |
| |
| static int32_t SetLayerColor(hwc2_device_t *device, hwc2_display_t display, hwc2_layer_t layer, |
| hwc_color_t color) { |
| return HWCSession::CallLayerFunction(device, display, layer, &HWCLayer::SetLayerColor, color); |
| } |
| |
| static int32_t SetLayerCompositionType(hwc2_device_t *device, hwc2_display_t display, |
| hwc2_layer_t layer, int32_t int_type) { |
| auto type = static_cast<HWC2::Composition>(int_type); |
| return HWCSession::CallLayerFunction(device, display, layer, &HWCLayer::SetLayerCompositionType, |
| type); |
| } |
| |
| static int32_t SetLayerDataspace(hwc2_device_t *device, hwc2_display_t display, hwc2_layer_t layer, |
| int32_t dataspace) { |
| return HWCSession::CallLayerFunction(device, display, layer, &HWCLayer::SetLayerDataspace, |
| dataspace); |
| } |
| |
| static int32_t SetLayerDisplayFrame(hwc2_device_t *device, hwc2_display_t display, |
| hwc2_layer_t layer, hwc_rect_t frame) { |
| return HWCSession::CallLayerFunction(device, display, layer, &HWCLayer::SetLayerDisplayFrame, |
| frame); |
| } |
| |
| static int32_t SetLayerPlaneAlpha(hwc2_device_t *device, hwc2_display_t display, hwc2_layer_t layer, |
| float alpha) { |
| return HWCSession::CallLayerFunction(device, display, layer, &HWCLayer::SetLayerPlaneAlpha, |
| alpha); |
| } |
| |
| static int32_t SetLayerSourceCrop(hwc2_device_t *device, hwc2_display_t display, hwc2_layer_t layer, |
| hwc_frect_t crop) { |
| return HWCSession::CallLayerFunction(device, display, layer, &HWCLayer::SetLayerSourceCrop, crop); |
| } |
| |
| static int32_t SetLayerSurfaceDamage(hwc2_device_t *device, hwc2_display_t display, |
| hwc2_layer_t layer, hwc_region_t damage) { |
| return HWCSession::CallLayerFunction(device, display, layer, &HWCLayer::SetLayerSurfaceDamage, |
| damage); |
| } |
| |
| static int32_t SetLayerTransform(hwc2_device_t *device, hwc2_display_t display, hwc2_layer_t layer, |
| int32_t int_transform) { |
| auto transform = static_cast<HWC2::Transform>(int_transform); |
| return HWCSession::CallLayerFunction(device, display, layer, &HWCLayer::SetLayerTransform, |
| transform); |
| } |
| |
| static int32_t SetLayerVisibleRegion(hwc2_device_t *device, hwc2_display_t display, |
| hwc2_layer_t layer, hwc_region_t visible) { |
| return HWCSession::CallLayerFunction(device, display, layer, &HWCLayer::SetLayerVisibleRegion, |
| visible); |
| } |
| |
| int32_t HWCSession::SetLayerZOrder(hwc2_device_t *device, hwc2_display_t display, |
| hwc2_layer_t layer, uint32_t z) { |
| if (display >= HWC_NUM_DISPLAY_TYPES) { |
| return HWC2_ERROR_BAD_DISPLAY; |
| } |
| |
| SCOPE_LOCK(locker_[display]); |
| |
| return CallDisplayFunction(device, display, &HWCDisplay::SetLayerZOrder, layer, z); |
| } |
| |
| int32_t HWCSession::SetOutputBuffer(hwc2_device_t *device, hwc2_display_t display, |
| buffer_handle_t buffer, int32_t releaseFence) { |
| if (!device) { |
| return HWC2_ERROR_BAD_PARAMETER; |
| } |
| |
| if (display != HWC_DISPLAY_VIRTUAL) { |
| return HWC2_ERROR_UNSUPPORTED; |
| } |
| |
| SCOPE_LOCK(locker_[display]); |
| auto *hwc_session = static_cast<HWCSession *>(device); |
| if (hwc_session->hwc_display_[display]) { |
| auto vds = reinterpret_cast<HWCDisplayVirtual *>(hwc_session->hwc_display_[display]); |
| auto status = vds->SetOutputBuffer(buffer, releaseFence); |
| return INT32(status); |
| } else { |
| return HWC2_ERROR_BAD_DISPLAY; |
| } |
| } |
| |
| int32_t HWCSession::SetPowerMode(hwc2_device_t *device, hwc2_display_t display, int32_t int_mode) { |
| if (display >= HWC_NUM_DISPLAY_TYPES) { |
| return HWC2_ERROR_BAD_DISPLAY; |
| } |
| |
| // validate device and also avoid undefined behavior in cast to HWC2::PowerMode |
| if (!device || int_mode < HWC2_POWER_MODE_OFF || int_mode > HWC2_POWER_MODE_DOZE_SUSPEND) { |
| return HWC2_ERROR_BAD_PARAMETER; |
| } |
| |
| auto mode = static_cast<HWC2::PowerMode>(int_mode); |
| |
| // all displays support on/off. Check for doze modes |
| int support = 0; |
| GetDozeSupport(device, display, &support); |
| if (!support && (mode == HWC2::PowerMode::Doze || mode == HWC2::PowerMode::DozeSuspend)) { |
| return HWC2_ERROR_UNSUPPORTED; |
| } |
| |
| SEQUENCE_WAIT_SCOPE_LOCK(locker_[display]); |
| return CallDisplayFunction(device, display, &HWCDisplay::SetPowerMode, mode); |
| } |
| |
| static int32_t SetVsyncEnabled(hwc2_device_t *device, hwc2_display_t display, int32_t int_enabled) { |
| // avoid undefined behavior in cast to HWC2::Vsync |
| if (int_enabled < HWC2_VSYNC_INVALID || int_enabled > HWC2_VSYNC_DISABLE) { |
| return HWC2_ERROR_BAD_PARAMETER; |
| } |
| |
| auto enabled = static_cast<HWC2::Vsync>(int_enabled); |
| return HWCSession::CallDisplayFunction(device, display, &HWCDisplay::SetVsyncEnabled, enabled); |
| } |
| |
| int32_t HWCSession::ValidateDisplay(hwc2_device_t *device, hwc2_display_t display, |
| uint32_t *out_num_types, uint32_t *out_num_requests) { |
| // out_num_types and out_num_requests will be non-NULL |
| if (!device) { |
| return HWC2_ERROR_BAD_PARAMETER; |
| } |
| |
| if (display >= HWC_NUM_DISPLAY_TYPES) { |
| return HWC2_ERROR_BAD_DISPLAY; |
| } |
| |
| DTRACE_SCOPED(); |
| HWCSession *hwc_session = static_cast<HWCSession *>(device); |
| // TODO(user): Handle secure session, handle QDCM solid fill |
| // Handle external_pending_connect_ in CreateVirtualDisplay |
| auto status = HWC2::Error::BadDisplay; |
| { |
| SEQUENCE_ENTRY_SCOPE_LOCK(locker_[display]); |
| if (hwc_session->hwc_display_[display]) { |
| if (display == HWC_DISPLAY_PRIMARY) { |
| // TODO(user): This can be moved to HWCDisplayPrimary |
| if (hwc_session->reset_panel_) { |
| DLOGW("panel is in bad state, resetting the panel"); |
| hwc_session->ResetPanel(); |
| } |
| |
| if (hwc_session->need_invalidate_) { |
| hwc_session->Refresh(display); |
| hwc_session->need_invalidate_ = false; |
| } |
| |
| if (hwc_session->color_mgr_) { |
| hwc_session->color_mgr_->SetColorModeDetailEnhancer(hwc_session->hwc_display_[display]); |
| } |
| } |
| |
| status = hwc_session->hwc_display_[display]->Validate(out_num_types, out_num_requests); |
| } |
| } |
| |
| // If validate fails, cancel the sequence lock so that other operations |
| // (such as Dump or SetPowerMode) may succeed without blocking on the condition |
| if (status == HWC2::Error::BadDisplay) { |
| SEQUENCE_CANCEL_SCOPE_LOCK(locker_[display]); |
| } |
| |
| return INT32(status); |
| } |
| |
| hwc2_function_pointer_t HWCSession::GetFunction(struct hwc2_device *device, |
| int32_t int_descriptor) { |
| auto descriptor = static_cast<HWC2::FunctionDescriptor>(int_descriptor); |
| |
| switch (descriptor) { |
| case HWC2::FunctionDescriptor::AcceptDisplayChanges: |
| return AsFP<HWC2_PFN_ACCEPT_DISPLAY_CHANGES>(HWCSession::AcceptDisplayChanges); |
| case HWC2::FunctionDescriptor::CreateLayer: |
| return AsFP<HWC2_PFN_CREATE_LAYER>(CreateLayer); |
| case HWC2::FunctionDescriptor::CreateVirtualDisplay: |
| return AsFP<HWC2_PFN_CREATE_VIRTUAL_DISPLAY>(HWCSession::CreateVirtualDisplay); |
| case HWC2::FunctionDescriptor::DestroyLayer: |
| return AsFP<HWC2_PFN_DESTROY_LAYER>(DestroyLayer); |
| case HWC2::FunctionDescriptor::DestroyVirtualDisplay: |
| return AsFP<HWC2_PFN_DESTROY_VIRTUAL_DISPLAY>(HWCSession::DestroyVirtualDisplay); |
| case HWC2::FunctionDescriptor::Dump: |
| return AsFP<HWC2_PFN_DUMP>(HWCSession::Dump); |
| case HWC2::FunctionDescriptor::GetActiveConfig: |
| return AsFP<HWC2_PFN_GET_ACTIVE_CONFIG>(GetActiveConfig); |
| case HWC2::FunctionDescriptor::GetChangedCompositionTypes: |
| return AsFP<HWC2_PFN_GET_CHANGED_COMPOSITION_TYPES>(GetChangedCompositionTypes); |
| case HWC2::FunctionDescriptor::GetClientTargetSupport: |
| return AsFP<HWC2_PFN_GET_CLIENT_TARGET_SUPPORT>(GetClientTargetSupport); |
| case HWC2::FunctionDescriptor::GetColorModes: |
| return AsFP<HWC2_PFN_GET_COLOR_MODES>(GetColorModes); |
| case HWC2::FunctionDescriptor::GetDisplayAttribute: |
| return AsFP<HWC2_PFN_GET_DISPLAY_ATTRIBUTE>(GetDisplayAttribute); |
| case HWC2::FunctionDescriptor::GetDisplayConfigs: |
| return AsFP<HWC2_PFN_GET_DISPLAY_CONFIGS>(GetDisplayConfigs); |
| case HWC2::FunctionDescriptor::GetDisplayName: |
| return AsFP<HWC2_PFN_GET_DISPLAY_NAME>(GetDisplayName); |
| case HWC2::FunctionDescriptor::GetDisplayRequests: |
| return AsFP<HWC2_PFN_GET_DISPLAY_REQUESTS>(GetDisplayRequests); |
| case HWC2::FunctionDescriptor::GetDisplayType: |
| return AsFP<HWC2_PFN_GET_DISPLAY_TYPE>(GetDisplayType); |
| case HWC2::FunctionDescriptor::GetHdrCapabilities: |
| return AsFP<HWC2_PFN_GET_HDR_CAPABILITIES>(GetHdrCapabilities); |
| case HWC2::FunctionDescriptor::GetDozeSupport: |
| return AsFP<HWC2_PFN_GET_DOZE_SUPPORT>(GetDozeSupport); |
| case HWC2::FunctionDescriptor::GetMaxVirtualDisplayCount: |
| return AsFP<HWC2_PFN_GET_MAX_VIRTUAL_DISPLAY_COUNT>(GetMaxVirtualDisplayCount); |
| case HWC2::FunctionDescriptor::GetReleaseFences: |
| return AsFP<HWC2_PFN_GET_RELEASE_FENCES>(GetReleaseFences); |
| case HWC2::FunctionDescriptor::PresentDisplay: |
| return AsFP<HWC2_PFN_PRESENT_DISPLAY>(PresentDisplay); |
| case HWC2::FunctionDescriptor::RegisterCallback: |
| return AsFP<HWC2_PFN_REGISTER_CALLBACK>(RegisterCallback); |
| case HWC2::FunctionDescriptor::SetActiveConfig: |
| return AsFP<HWC2_PFN_SET_ACTIVE_CONFIG>(SetActiveConfig); |
| case HWC2::FunctionDescriptor::SetClientTarget: |
| return AsFP<HWC2_PFN_SET_CLIENT_TARGET>(SetClientTarget); |
| case HWC2::FunctionDescriptor::SetColorMode: |
| return AsFP<HWC2_PFN_SET_COLOR_MODE>(SetColorMode); |
| case HWC2::FunctionDescriptor::SetColorTransform: |
| return AsFP<HWC2_PFN_SET_COLOR_TRANSFORM>(SetColorTransform); |
| case HWC2::FunctionDescriptor::SetCursorPosition: |
| return AsFP<HWC2_PFN_SET_CURSOR_POSITION>(SetCursorPosition); |
| case HWC2::FunctionDescriptor::SetLayerBlendMode: |
| return AsFP<HWC2_PFN_SET_LAYER_BLEND_MODE>(SetLayerBlendMode); |
| case HWC2::FunctionDescriptor::SetLayerBuffer: |
| return AsFP<HWC2_PFN_SET_LAYER_BUFFER>(SetLayerBuffer); |
| case HWC2::FunctionDescriptor::SetLayerColor: |
| return AsFP<HWC2_PFN_SET_LAYER_COLOR>(SetLayerColor); |
| case HWC2::FunctionDescriptor::SetLayerCompositionType: |
| return AsFP<HWC2_PFN_SET_LAYER_COMPOSITION_TYPE>(SetLayerCompositionType); |
| case HWC2::FunctionDescriptor::SetLayerDataspace: |
| return AsFP<HWC2_PFN_SET_LAYER_DATASPACE>(SetLayerDataspace); |
| case HWC2::FunctionDescriptor::SetLayerDisplayFrame: |
| return AsFP<HWC2_PFN_SET_LAYER_DISPLAY_FRAME>(SetLayerDisplayFrame); |
| case HWC2::FunctionDescriptor::SetLayerPlaneAlpha: |
| return AsFP<HWC2_PFN_SET_LAYER_PLANE_ALPHA>(SetLayerPlaneAlpha); |
| // Sideband stream is not supported |
| // case HWC2::FunctionDescriptor::SetLayerSidebandStream: |
| case HWC2::FunctionDescriptor::SetLayerSourceCrop: |
| return AsFP<HWC2_PFN_SET_LAYER_SOURCE_CROP>(SetLayerSourceCrop); |
| case HWC2::FunctionDescriptor::SetLayerSurfaceDamage: |
| return AsFP<HWC2_PFN_SET_LAYER_SURFACE_DAMAGE>(SetLayerSurfaceDamage); |
| case HWC2::FunctionDescriptor::SetLayerTransform: |
| return AsFP<HWC2_PFN_SET_LAYER_TRANSFORM>(SetLayerTransform); |
| case HWC2::FunctionDescriptor::SetLayerVisibleRegion: |
| return AsFP<HWC2_PFN_SET_LAYER_VISIBLE_REGION>(SetLayerVisibleRegion); |
| case HWC2::FunctionDescriptor::SetLayerZOrder: |
| return AsFP<HWC2_PFN_SET_LAYER_Z_ORDER>(SetLayerZOrder); |
| case HWC2::FunctionDescriptor::SetOutputBuffer: |
| return AsFP<HWC2_PFN_SET_OUTPUT_BUFFER>(SetOutputBuffer); |
| case HWC2::FunctionDescriptor::SetPowerMode: |
| return AsFP<HWC2_PFN_SET_POWER_MODE>(SetPowerMode); |
| case HWC2::FunctionDescriptor::SetVsyncEnabled: |
| return AsFP<HWC2_PFN_SET_VSYNC_ENABLED>(SetVsyncEnabled); |
| case HWC2::FunctionDescriptor::ValidateDisplay: |
| return AsFP<HWC2_PFN_VALIDATE_DISPLAY>(HWCSession::ValidateDisplay); |
| default: |
| DLOGD("Unknown/Unimplemented function descriptor: %d (%s)", int_descriptor, |
| to_string(descriptor).c_str()); |
| return nullptr; |
| } |
| return nullptr; |
| } |
| |
| HWC2::Error HWCSession::CreateVirtualDisplayObject(uint32_t width, uint32_t height, |
| int32_t *format) { |
| { |
| SCOPE_LOCK(locker_[HWC_DISPLAY_VIRTUAL]); |
| if (hwc_display_[HWC_DISPLAY_VIRTUAL]) { |
| return HWC2::Error::NoResources; |
| } |
| |
| auto status = HWCDisplayVirtual::Create(core_intf_, &buffer_allocator_, &callbacks_, width, |
| height, format, &hwc_display_[HWC_DISPLAY_VIRTUAL]); |
| // TODO(user): validate width and height support |
| if (status) { |
| return HWC2::Error::Unsupported; |
| } |
| } |
| |
| SEQUENCE_WAIT_SCOPE_LOCK(locker_[HWC_DISPLAY_PRIMARY]); |
| hwc_display_[HWC_DISPLAY_PRIMARY]->ResetValidation(); |
| |
| return HWC2::Error::None; |
| } |
| |
| int32_t HWCSession::ConnectDisplay(int disp) { |
| DLOGI("Display = %d", disp); |
| |
| int status = 0; |
| uint32_t primary_width = 0; |
| uint32_t primary_height = 0; |
| |
| hwc_display_[HWC_DISPLAY_PRIMARY]->GetFrameBufferResolution(&primary_width, &primary_height); |
| |
| if (disp == HWC_DISPLAY_EXTERNAL) { |
| status = CreateExternalDisplay(disp, primary_width, primary_height, false); |
| } else { |
| DLOGE("Invalid display type"); |
| return -1; |
| } |
| |
| if (!status) { |
| hwc_display_[disp]->SetSecureDisplay(secure_display_active_); |
| } |
| |
| return status; |
| } |
| |
| int HWCSession::DisconnectDisplay(int disp) { |
| DLOGI("Display = %d", disp); |
| |
| if (disp == HWC_DISPLAY_EXTERNAL) { |
| HWCDisplayExternal::Destroy(hwc_display_[disp]); |
| } else if (disp == HWC_DISPLAY_VIRTUAL) { |
| HWCDisplayVirtual::Destroy(hwc_display_[disp]); |
| } else { |
| DLOGE("Invalid display type"); |
| return -1; |
| } |
| |
| hwc_display_[disp] = NULL; |
| |
| return 0; |
| } |
| |
| // Qclient methods |
| android::status_t HWCSession::notifyCallback(uint32_t command, const android::Parcel *input_parcel, |
| android::Parcel *output_parcel) { |
| android::status_t status = -EINVAL; |
| |
| switch (command) { |
| case qService::IQService::DYNAMIC_DEBUG: |
| if (!input_parcel) { |
| DLOGE("QService command = %d: input_parcel needed.", command); |
| break; |
| } |
| status = 0; |
| DynamicDebug(input_parcel); |
| break; |
| |
| case qService::IQService::SCREEN_REFRESH: |
| status = refreshScreen(); |
| break; |
| |
| case qService::IQService::SET_IDLE_TIMEOUT: |
| if (!input_parcel) { |
| DLOGE("QService command = %d: input_parcel needed.", command); |
| break; |
| } |
| status = setIdleTimeout(UINT32(input_parcel->readInt32())); |
| break; |
| |
| case qService::IQService::SET_FRAME_DUMP_CONFIG: |
| if (!input_parcel) { |
| DLOGE("QService command = %d: input_parcel needed.", command); |
| break; |
| } |
| status = SetFrameDumpConfig(input_parcel); |
| break; |
| |
| case qService::IQService::SET_MAX_PIPES_PER_MIXER: |
| if (!input_parcel) { |
| DLOGE("QService command = %d: input_parcel needed.", command); |
| break; |
| } |
| status = SetMaxMixerStages(input_parcel); |
| break; |
| |
| case qService::IQService::SET_DISPLAY_MODE: |
| if (!input_parcel) { |
| DLOGE("QService command = %d: input_parcel needed.", command); |
| break; |
| } |
| status = SetDisplayMode(input_parcel); |
| break; |
| |
| case qService::IQService::SET_SECONDARY_DISPLAY_STATUS: { |
| if (!input_parcel || !output_parcel) { |
| DLOGE("QService command = %d: input_parcel and output_parcel needed.", command); |
| break; |
| } |
| int disp_id = INT(input_parcel->readInt32()); |
| HWCDisplay::DisplayStatus disp_status = |
| static_cast<HWCDisplay::DisplayStatus>(input_parcel->readInt32()); |
| status = SetSecondaryDisplayStatus(disp_id, disp_status); |
| output_parcel->writeInt32(status); |
| } |
| break; |
| |
| case qService::IQService::CONFIGURE_DYN_REFRESH_RATE: |
| if (!input_parcel) { |
| DLOGE("QService command = %d: input_parcel needed.", command); |
| break; |
| } |
| status = ConfigureRefreshRate(input_parcel); |
| break; |
| |
| case qService::IQService::SET_VIEW_FRAME: |
| status = 0; |
| break; |
| |
| case qService::IQService::TOGGLE_SCREEN_UPDATES: { |
| if (!input_parcel || !output_parcel) { |
| DLOGE("QService command = %d: input_parcel and output_parcel needed.", command); |
| break; |
| } |
| int32_t input = input_parcel->readInt32(); |
| status = toggleScreenUpdate(input == 1); |
| output_parcel->writeInt32(status); |
| } |
| break; |
| |
| case qService::IQService::QDCM_SVC_CMDS: |
| if (!input_parcel || !output_parcel) { |
| DLOGE("QService command = %d: input_parcel and output_parcel needed.", command); |
| break; |
| } |
| status = QdcmCMDHandler(input_parcel, output_parcel); |
| break; |
| |
| case qService::IQService::MIN_HDCP_ENCRYPTION_LEVEL_CHANGED: { |
| if (!input_parcel || !output_parcel) { |
| DLOGE("QService command = %d: input_parcel and output_parcel needed.", command); |
| break; |
| } |
| int disp_id = input_parcel->readInt32(); |
| uint32_t min_enc_level = UINT32(input_parcel->readInt32()); |
| status = MinHdcpEncryptionLevelChanged(disp_id, min_enc_level); |
| output_parcel->writeInt32(status); |
| } |
| break; |
| |
| case qService::IQService::CONTROL_PARTIAL_UPDATE: { |
| if (!input_parcel || !output_parcel) { |
| DLOGE("QService command = %d: input_parcel and output_parcel needed.", command); |
| break; |
| } |
| int disp_id = input_parcel->readInt32(); |
| uint32_t enable = UINT32(input_parcel->readInt32()); |
| status = ControlPartialUpdate(disp_id, enable == 1); |
| output_parcel->writeInt32(status); |
| } |
| break; |
| |
| case qService::IQService::SET_ACTIVE_CONFIG: { |
| if (!input_parcel) { |
| DLOGE("QService command = %d: input_parcel needed.", command); |
| break; |
| } |
| uint32_t config = UINT32(input_parcel->readInt32()); |
| int disp_id = input_parcel->readInt32(); |
| status = SetActiveConfigIndex(disp_id, config); |
| } |
| break; |
| |
| case qService::IQService::GET_ACTIVE_CONFIG: { |
| if (!input_parcel || !output_parcel) { |
| DLOGE("QService command = %d: input_parcel and output_parcel needed.", command); |
| break; |
| } |
| int disp_id = input_parcel->readInt32(); |
| uint32_t config = 0; |
| status = GetActiveConfigIndex(disp_id, &config); |
| output_parcel->writeInt32(INT(config)); |
| } |
| break; |
| |
| case qService::IQService::GET_CONFIG_COUNT: { |
| if (!input_parcel || !output_parcel) { |
| DLOGE("QService command = %d: input_parcel and output_parcel needed.", command); |
| break; |
| } |
| int disp_id = input_parcel->readInt32(); |
| uint32_t count = 0; |
| status = GetConfigCount(disp_id, &count); |
| output_parcel->writeInt32(INT(count)); |
| } |
| break; |
| |
| case qService::IQService::GET_DISPLAY_ATTRIBUTES_FOR_CONFIG: |
| if (!input_parcel || !output_parcel) { |
| DLOGE("QService command = %d: input_parcel and output_parcel needed.", command); |
| break; |
| } |
| status = HandleGetDisplayAttributesForConfig(input_parcel, output_parcel); |
| break; |
| |
| case qService::IQService::GET_PANEL_BRIGHTNESS: { |
| if (!output_parcel) { |
| DLOGE("QService command = %d: output_parcel needed.", command); |
| break; |
| } |
| int level = 0; |
| status = GetPanelBrightness(&level); |
| output_parcel->writeInt32(level); |
| } |
| break; |
| |
| case qService::IQService::SET_PANEL_BRIGHTNESS: { |
| if (!input_parcel || !output_parcel) { |
| DLOGE("QService command = %d: input_parcel and output_parcel needed.", command); |
| break; |
| } |
| uint32_t level = UINT32(input_parcel->readInt32()); |
| status = setPanelBrightness(level); |
| output_parcel->writeInt32(status); |
| } |
| break; |
| |
| case qService::IQService::GET_DISPLAY_VISIBLE_REGION: |
| if (!input_parcel || !output_parcel) { |
| DLOGE("QService command = %d: input_parcel and output_parcel needed.", command); |
| break; |
| } |
| status = GetVisibleDisplayRect(input_parcel, output_parcel); |
| break; |
| |
| case qService::IQService::SET_CAMERA_STATUS: { |
| if (!input_parcel) { |
| DLOGE("QService command = %d: input_parcel needed.", command); |
| break; |
| } |
| uint32_t camera_status = UINT32(input_parcel->readInt32()); |
| status = setCameraLaunchStatus(camera_status); |
| } |
| break; |
| |
| case qService::IQService::GET_BW_TRANSACTION_STATUS: { |
| if (!output_parcel) { |
| DLOGE("QService command = %d: output_parcel needed.", command); |
| break; |
| } |
| bool state = true; |
| status = DisplayBWTransactionPending(&state); |
| output_parcel->writeInt32(state); |
| } |
| break; |
| |
| case qService::IQService::SET_LAYER_MIXER_RESOLUTION: |
| if (!input_parcel) { |
| DLOGE("QService command = %d: input_parcel needed.", command); |
| break; |
| } |
| status = SetMixerResolution(input_parcel); |
| break; |
| |
| case qService::IQService::SET_COLOR_MODE: |
| if (!input_parcel) { |
| DLOGE("QService command = %d: input_parcel needed.", command); |
| break; |
| } |
| status = SetColorModeOverride(input_parcel); |
| break; |
| |
| case qService::IQService::SET_COLOR_MODE_BY_ID: |
| if (!input_parcel) { |
| DLOGE("QService command = %d: input_parcel needed.", command); |
| break; |
| } |
| status = SetColorModeById(input_parcel); |
| break; |
| |
| case qService::IQService::GET_COMPOSER_STATUS: |
| if (!output_parcel) { |
| DLOGE("QService command = %d: output_parcel needed.", command); |
| break; |
| } |
| status = 0; |
| output_parcel->writeInt32(getComposerStatus()); |
| break; |
| |
| default: |
| DLOGW("QService command = %d is not supported.", command); |
| break; |
| } |
| |
| return status; |
| } |
| |
| android::status_t HWCSession::getComposerStatus() { |
| return is_composer_up_; |
| } |
| |
| android::status_t HWCSession::HandleGetDisplayAttributesForConfig(const android::Parcel |
| *input_parcel, |
| android::Parcel *output_parcel) { |
| int config = input_parcel->readInt32(); |
| int dpy = input_parcel->readInt32(); |
| int error = android::BAD_VALUE; |
| DisplayConfigVariableInfo display_attributes; |
| |
| if (dpy < HWC_DISPLAY_PRIMARY || dpy >= HWC_NUM_DISPLAY_TYPES || config < 0) { |
| return android::BAD_VALUE; |
| } |
| |
| SEQUENCE_WAIT_SCOPE_LOCK(locker_[dpy]); |
| if (hwc_display_[dpy]) { |
| error = hwc_display_[dpy]->GetDisplayAttributesForConfig(config, &display_attributes); |
| if (error == 0) { |
| output_parcel->writeInt32(INT(display_attributes.vsync_period_ns)); |
| output_parcel->writeInt32(INT(display_attributes.x_pixels)); |
| output_parcel->writeInt32(INT(display_attributes.y_pixels)); |
| output_parcel->writeFloat(display_attributes.x_dpi); |
| output_parcel->writeFloat(display_attributes.y_dpi); |
| output_parcel->writeInt32(0); // Panel type, unsupported. |
| } |
| } |
| |
| return error; |
| } |
| |
| android::status_t HWCSession::ConfigureRefreshRate(const android::Parcel *input_parcel) { |
| SEQUENCE_WAIT_SCOPE_LOCK(locker_[HWC_DISPLAY_PRIMARY]); |
| |
| uint32_t operation = UINT32(input_parcel->readInt32()); |
| HWCDisplay *hwc_display = hwc_display_[HWC_DISPLAY_PRIMARY]; |
| |
| if (!hwc_display) { |
| DLOGW("Display = %d is not connected.", HWC_DISPLAY_PRIMARY); |
| return -ENODEV; |
| } |
| |
| switch (operation) { |
| case qdutils::DISABLE_METADATA_DYN_REFRESH_RATE: |
| return hwc_display->Perform(HWCDisplayPrimary::SET_METADATA_DYN_REFRESH_RATE, false); |
| |
| case qdutils::ENABLE_METADATA_DYN_REFRESH_RATE: |
| return hwc_display->Perform(HWCDisplayPrimary::SET_METADATA_DYN_REFRESH_RATE, true); |
| |
| case qdutils::SET_BINDER_DYN_REFRESH_RATE: { |
| uint32_t refresh_rate = UINT32(input_parcel->readInt32()); |
| return hwc_display->Perform(HWCDisplayPrimary::SET_BINDER_DYN_REFRESH_RATE, refresh_rate); |
| } |
| |
| default: |
| DLOGW("Invalid operation %d", operation); |
| return -EINVAL; |
| } |
| |
| return 0; |
| } |
| |
| android::status_t HWCSession::SetDisplayMode(const android::Parcel *input_parcel) { |
| SEQUENCE_WAIT_SCOPE_LOCK(locker_[HWC_DISPLAY_PRIMARY]); |
| |
| if (!hwc_display_[HWC_DISPLAY_PRIMARY]) { |
| DLOGW("Display = %d is not connected.", HWC_DISPLAY_PRIMARY); |
| return -ENODEV; |
| } |
| |
| uint32_t mode = UINT32(input_parcel->readInt32()); |
| return hwc_display_[HWC_DISPLAY_PRIMARY]->Perform(HWCDisplayPrimary::SET_DISPLAY_MODE, mode); |
| } |
| |
| android::status_t HWCSession::SetMaxMixerStages(const android::Parcel *input_parcel) { |
| DisplayError error = kErrorNone; |
| std::bitset<32> bit_mask_display_type = UINT32(input_parcel->readInt32()); |
| uint32_t max_mixer_stages = UINT32(input_parcel->readInt32()); |
| android::status_t status = 0; |
| |
| for (uint32_t disp_id = HWC_DISPLAY_PRIMARY; disp_id < HWC_NUM_DISPLAY_TYPES; disp_id++) { |
| if (bit_mask_display_type[disp_id]) { |
| SEQUENCE_WAIT_SCOPE_LOCK(locker_[disp_id]); |
| if (hwc_display_[disp_id]) { |
| error = hwc_display_[disp_id]->SetMaxMixerStages(max_mixer_stages); |
| if (error != kErrorNone) { |
| status = -EINVAL; |
| continue; |
| } |
| } else { |
| DLOGW("Display = %d is not connected.", disp_id); |
| status = (status)? status : -ENODEV; // Return higher priority error. |
| continue; |
| } |
| } |
| } |
| |
| return status; |
| } |
| |
| android::status_t HWCSession::SetFrameDumpConfig(const android::Parcel *input_parcel) { |
| uint32_t frame_dump_count = UINT32(input_parcel->readInt32()); |
| std::bitset<32> bit_mask_display_type = UINT32(input_parcel->readInt32()); |
| uint32_t bit_mask_layer_type = UINT32(input_parcel->readInt32()); |
| android::status_t status = 0; |
| |
| for (uint32_t disp_id = HWC_DISPLAY_PRIMARY; disp_id < HWC_NUM_DISPLAY_TYPES; disp_id++) { |
| if (bit_mask_display_type[disp_id]) { |
| SEQUENCE_WAIT_SCOPE_LOCK(locker_[disp_id]); |
| if (hwc_display_[disp_id]) { |
| HWC2::Error error; |
| error = hwc_display_[disp_id]->SetFrameDumpConfig(frame_dump_count, bit_mask_layer_type); |
| if (HWC2::Error::None != error) { |
| if (HWC2::Error::NoResources == error) |
| status = -ENOMEM; |
| else |
| status = -EINVAL; |
| continue; |
| } |
| } else { |
| DLOGW("Display = %d is not connected.", disp_id); |
| status = (status)? status : -ENODEV; // Return higher priority error. |
| continue; |
| } |
| } |
| } |
| |
| return status; |
| } |
| |
| android::status_t HWCSession::SetMixerResolution(const android::Parcel *input_parcel) { |
| DisplayError error = kErrorNone; |
| uint32_t dpy = UINT32(input_parcel->readInt32()); |
| |
| if (dpy != HWC_DISPLAY_PRIMARY) { |
| DLOGW("Resolution change not supported for this display = %d", dpy); |
| return -EINVAL; |
| } |
| |
| SEQUENCE_WAIT_SCOPE_LOCK(locker_[HWC_DISPLAY_PRIMARY]); |
| if (!hwc_display_[HWC_DISPLAY_PRIMARY]) { |
| DLOGW("Primary display is not initialized"); |
| return -ENODEV; |
| } |
| |
| uint32_t width = UINT32(input_parcel->readInt32()); |
| uint32_t height = UINT32(input_parcel->readInt32()); |
| |
| error = hwc_display_[HWC_DISPLAY_PRIMARY]->SetMixerResolution(width, height); |
| if (error != kErrorNone) { |
| return -EINVAL; |
| } |
| |
| return 0; |
| } |
| |
| android::status_t HWCSession::SetColorModeOverride(const android::Parcel *input_parcel) { |
| auto display = static_cast<hwc2_display_t >(input_parcel->readInt32()); |
| auto mode = static_cast<android_color_mode_t>(input_parcel->readInt32()); |
| auto device = static_cast<hwc2_device_t *>(this); |
| |
| if (display >= HWC_NUM_DISPLAY_TYPES) { |
| return -EINVAL; |
| } |
| |
| SEQUENCE_WAIT_SCOPE_LOCK(locker_[display]); |
| auto err = CallDisplayFunction(device, display, &HWCDisplay::SetColorMode, mode); |
| if (err != HWC2_ERROR_NONE) |
| return -EINVAL; |
| return 0; |
| } |
| |
| android::status_t HWCSession::SetColorModeById(const android::Parcel *input_parcel) { |
| auto display = static_cast<hwc2_display_t >(input_parcel->readInt32()); |
| auto mode = input_parcel->readInt32(); |
| auto device = static_cast<hwc2_device_t *>(this); |
| |
| if (display >= HWC_NUM_DISPLAY_TYPES) { |
| return -EINVAL; |
| } |
| |
| SEQUENCE_WAIT_SCOPE_LOCK(locker_[display]); |
| auto err = CallDisplayFunction(device, display, &HWCDisplay::SetColorModeById, mode); |
| if (err != HWC2_ERROR_NONE) |
| return -EINVAL; |
| return 0; |
| } |
| |
| void HWCSession::DynamicDebug(const android::Parcel *input_parcel) { |
| int type = input_parcel->readInt32(); |
| bool enable = (input_parcel->readInt32() > 0); |
| DLOGI("type = %d enable = %d", type, enable); |
| int verbose_level = input_parcel->readInt32(); |
| |
| switch (type) { |
| case qService::IQService::DEBUG_ALL: |
| HWCDebugHandler::DebugAll(enable, verbose_level); |
| break; |
| |
| case qService::IQService::DEBUG_MDPCOMP: |
| HWCDebugHandler::DebugStrategy(enable, verbose_level); |
| HWCDebugHandler::DebugCompManager(enable, verbose_level); |
| break; |
| |
| case qService::IQService::DEBUG_PIPE_LIFECYCLE: |
| HWCDebugHandler::DebugResources(enable, verbose_level); |
| break; |
| |
| case qService::IQService::DEBUG_DRIVER_CONFIG: |
| HWCDebugHandler::DebugDriverConfig(enable, verbose_level); |
| break; |
| |
| case qService::IQService::DEBUG_ROTATOR: |
| HWCDebugHandler::DebugResources(enable, verbose_level); |
| HWCDebugHandler::DebugDriverConfig(enable, verbose_level); |
| HWCDebugHandler::DebugRotator(enable, verbose_level); |
| break; |
| |
| case qService::IQService::DEBUG_QDCM: |
| HWCDebugHandler::DebugQdcm(enable, verbose_level); |
| break; |
| |
| case qService::IQService::DEBUG_SCALAR: |
| HWCDebugHandler::DebugScalar(enable, verbose_level); |
| break; |
| |
| default: |
| DLOGW("type = %d is not supported", type); |
| } |
| } |
| |
| android::status_t HWCSession::QdcmCMDHandler(const android::Parcel *input_parcel, |
| android::Parcel *output_parcel) { |
| int ret = 0; |
| int32_t *brightness_value = NULL; |
| uint32_t display_id(0); |
| PPPendingParams pending_action; |
| PPDisplayAPIPayload resp_payload, req_payload; |
| |
| if (!color_mgr_) { |
| DLOGW("color_mgr_ not initialized."); |
| return -ENOENT; |
| } |
| |
| pending_action.action = kNoAction; |
| pending_action.params = NULL; |
| |
| // Read display_id, payload_size and payload from in_parcel. |
| ret = HWCColorManager::CreatePayloadFromParcel(*input_parcel, &display_id, &req_payload); |
| if (!ret) { |
| if ((display_id >= HWC_NUM_DISPLAY_TYPES) || !hwc_display_[display_id]) { |
| DLOGW("Invalid display id or display = %d is not connected.", display_id); |
| ret = -ENODEV; |
| } |
| } |
| |
| if (!ret) { |
| if ((HWC_DISPLAY_PRIMARY == display_id) || (HWC_DISPLAY_EXTERNAL == display_id)) { |
| ret = hwc_display_[display_id]->ColorSVCRequestRoute(req_payload, &resp_payload, |
| &pending_action); |
| } else { |
| // Virtual, Tertiary etc. not supported. |
| DLOGW("Operation not supported on display = %d.", display_id); |
| ret = -EINVAL; |
| } |
| } |
| |
| if (ret) { |
| output_parcel->writeInt32(ret); // first field in out parcel indicates return code. |
| req_payload.DestroyPayload(); |
| resp_payload.DestroyPayload(); |
| return ret; |
| } |
| |
| if (kNoAction != pending_action.action) { |
| // Restrict pending actions to primary display. |
| if (HWC_DISPLAY_PRIMARY != display_id) { |
| DLOGW("Skipping pending action %d on display = %d.", pending_action.action, display_id); |
| pending_action.action = kNoAction; |
| } |
| |
| int32_t action = pending_action.action; |
| int count = -1; |
| while (action > 0) { |
| count++; |
| int32_t bit = (action & 1); |
| action = action >> 1; |
| |
| if (!bit) |
| continue; |
| |
| DLOGV_IF(kTagQDCM, "pending action = %d", BITMAP(count)); |
| switch (BITMAP(count)) { |
| case kInvalidating: |
| Refresh(HWC_DISPLAY_PRIMARY); |
| break; |
| case kEnterQDCMMode: |
| ret = color_mgr_->EnableQDCMMode(true, hwc_display_[HWC_DISPLAY_PRIMARY]); |
| break; |
| case kExitQDCMMode: |
| ret = color_mgr_->EnableQDCMMode(false, hwc_display_[HWC_DISPLAY_PRIMARY]); |
| break; |
| case kApplySolidFill: |
| ret = color_mgr_->SetSolidFill(pending_action.params, |
| true, hwc_display_[HWC_DISPLAY_PRIMARY]); |
| Refresh(HWC_DISPLAY_PRIMARY); |
| break; |
| case kDisableSolidFill: |
| ret = color_mgr_->SetSolidFill(pending_action.params, |
| false, hwc_display_[HWC_DISPLAY_PRIMARY]); |
| Refresh(HWC_DISPLAY_PRIMARY); |
| break; |
| case kSetPanelBrightness: |
| brightness_value = reinterpret_cast<int32_t *>(resp_payload.payload); |
| if (brightness_value == NULL) { |
| DLOGE("Brightness value is Null"); |
| ret = -EINVAL; |
| } else { |
| ret = hwc_display_[HWC_DISPLAY_PRIMARY]->SetPanelBrightness(*brightness_value); |
| } |
| break; |
| case kEnableFrameCapture: |
| ret = color_mgr_->SetFrameCapture(pending_action.params, true, |
| hwc_display_[HWC_DISPLAY_PRIMARY]); |
| Refresh(HWC_DISPLAY_PRIMARY); |
| break; |
| case kDisableFrameCapture: |
| ret = color_mgr_->SetFrameCapture(pending_action.params, false, |
| hwc_display_[HWC_DISPLAY_PRIMARY]); |
| break; |
| case kConfigureDetailedEnhancer: |
| ret = color_mgr_->SetDetailedEnhancer(pending_action.params, |
| hwc_display_[HWC_DISPLAY_PRIMARY]); |
| Refresh(HWC_DISPLAY_PRIMARY); |
| break; |
| case kModeSet: |
| ret = static_cast<int> |
| (hwc_display_[HWC_DISPLAY_PRIMARY]->RestoreColorTransform()); |
| Refresh(HWC_DISPLAY_PRIMARY); |
| break; |
| case kNoAction: |
| break; |
| default: |
| DLOGW("Invalid pending action = %d!", pending_action.action); |
| break; |
| } |
| } |
| } |
| // for display API getter case, marshall returned params into out_parcel. |
| output_parcel->writeInt32(ret); |
| HWCColorManager::MarshallStructIntoParcel(resp_payload, output_parcel); |
| req_payload.DestroyPayload(); |
| resp_payload.DestroyPayload(); |
| hwc_display_[display_id]->ResetValidation(); |
| |
| return ret; |
| } |
| |
| void HWCSession::UEventHandler(const char *uevent_data, int length) { |
| if (strcasestr(uevent_data, HWC_UEVENT_SWITCH_HDMI)) { |
| DLOGI("Uevent HDMI = %s", uevent_data); |
| int connected = GetEventValue(uevent_data, length, "SWITCH_STATE="); |
| if (connected >= 0) { |
| DLOGI("HDMI = %s", connected ? "connected" : "disconnected"); |
| if (HotPlugHandler(connected) == -1) { |
| DLOGE("Failed handling Hotplug = %s", connected ? "connected" : "disconnected"); |
| } |
| } |
| } else if (strcasestr(uevent_data, HWC_UEVENT_GRAPHICS_FB0)) { |
| DLOGI("Uevent FB0 = %s", uevent_data); |
| int panel_reset = GetEventValue(uevent_data, length, "PANEL_ALIVE="); |
| if (panel_reset == 0) { |
| Refresh(0); |
| reset_panel_ = true; |
| } |
| } else if (strcasestr(uevent_data, HWC_UEVENT_DRM_EXT_HOTPLUG)) { |
| HandleExtHPD(uevent_data, length); |
| } |
| } |
| |
| const char *GetTokenValue(const char *uevent_data, int length, const char *token) { |
| const char *iterator_str = uevent_data; |
| const char *pstr = NULL; |
| while (((iterator_str - uevent_data) <= length) && (*iterator_str)) { |
| pstr = strstr(iterator_str, token); |
| if (pstr) { |
| break; |
| } |
| iterator_str += strlen(iterator_str) + 1; |
| } |
| |
| if (pstr) |
| pstr = pstr+strlen(token); |
| |
| return pstr; |
| } |
| |
| void HWCSession::HandleExtHPD(const char *uevent_data, int length) { |
| const char *pstr = GetTokenValue(uevent_data, length, "name="); |
| if (!pstr || (strncmp(pstr, "DP-1", strlen("DP-1")) != 0)) { |
| return; |
| } |
| |
| pstr = GetTokenValue(uevent_data, length, "status="); |
| if (pstr) { |
| bool connected = false; |
| hpd_bpp_ = 0; |
| hpd_pattern_ = 0; |
| if (strncmp(pstr, "connected", strlen("connected")) == 0) { |
| connected = true; |
| } |
| int bpp = GetEventValue(uevent_data, length, "bpp="); |
| int pattern = GetEventValue(uevent_data, length, "pattern="); |
| if (bpp >=0 && pattern >= 0) { |
| hpd_bpp_ = bpp; |
| hpd_pattern_ = pattern; |
| } |
| |
| DLOGI("Recived Ext HPD, connected:%d status=%s bpp = %d pattern =%d ", |
| connected, pstr, hpd_bpp_, hpd_pattern_); |
| HotPlugHandler(connected); |
| } |
| } |
| |
| int HWCSession::GetEventValue(const char *uevent_data, int length, const char *event_info) { |
| const char *iterator_str = uevent_data; |
| while (((iterator_str - uevent_data) <= length) && (*iterator_str)) { |
| const char *pstr = strstr(iterator_str, event_info); |
| if (pstr != NULL) { |
| return (atoi(iterator_str + strlen(event_info))); |
| } |
| iterator_str += strlen(iterator_str) + 1; |
| } |
| |
| return -1; |
| } |
| |
| void HWCSession::ResetPanel() { |
| HWC2::Error status; |
| |
| DLOGI("Powering off primary"); |
| status = hwc_display_[HWC_DISPLAY_PRIMARY]->SetPowerMode(HWC2::PowerMode::Off); |
| if (status != HWC2::Error::None) { |
| DLOGE("power-off on primary failed with error = %d", status); |
| } |
| |
| DLOGI("Restoring power mode on primary"); |
| HWC2::PowerMode mode = hwc_display_[HWC_DISPLAY_PRIMARY]->GetLastPowerMode(); |
| status = hwc_display_[HWC_DISPLAY_PRIMARY]->SetPowerMode(mode); |
| if (status != HWC2::Error::None) { |
| DLOGE("Setting power mode = %d on primary failed with error = %d", mode, status); |
| } |
| |
| status = hwc_display_[HWC_DISPLAY_PRIMARY]->SetVsyncEnabled(HWC2::Vsync::Enable); |
| if (status != HWC2::Error::None) { |
| DLOGE("enabling vsync failed for primary with error = %d", status); |
| } |
| |
| reset_panel_ = false; |
| } |
| |
| int HWCSession::HotPlugHandler(bool connected) { |
| int status = 0; |
| bool notify_hotplug = false; |
| |
| // To prevent sending events to client while a lock is held, acquire scope locks only within |
| // below scope so that those get automatically unlocked after the scope ends. |
| do { |
| // If HDMI is primary but not created yet (first time), create it and notify surfaceflinger. |
| // if it is already created, but got disconnected/connected again, |
| // just toggle display status and do not notify surfaceflinger. |
| // If HDMI is not primary, create/destroy external display normally. |
| if (hdmi_is_primary_) { |
| SCOPE_LOCK(locker_[HWC_DISPLAY_PRIMARY]); |
| if (hwc_display_[HWC_DISPLAY_PRIMARY]) { |
| status = hwc_display_[HWC_DISPLAY_PRIMARY]->SetState(connected); |
| } else { |
| status = CreateExternalDisplay(HWC_DISPLAY_PRIMARY, 0, 0, false); |
| notify_hotplug = true; |
| } |
| |
| break; |
| } |
| |
| { |
| SCOPE_LOCK(locker_[HWC_DISPLAY_PRIMARY]); |
| // Primary display must be connected for HDMI as secondary cases. |
| if (!hwc_display_[HWC_DISPLAY_PRIMARY]) { |
| DLOGE("Primary display is not connected."); |
| return -1; |
| } |
| |
| hwc_display_[HWC_DISPLAY_PRIMARY]->ResetValidation(); |
| } |
| |
| if (connected) { |
| SCOPE_LOCK(locker_[HWC_DISPLAY_EXTERNAL]); |
| Locker::ScopeLock lock_v(locker_[HWC_DISPLAY_VIRTUAL]); |
| // Connect external display if virtual display is not connected. |
| // Else, defer external display connection and process it when virtual display |
| // tears down; Do not notify SurfaceFlinger since connection is deferred now. |
| if (!hwc_display_[HWC_DISPLAY_VIRTUAL]) { |
| status = ConnectDisplay(HWC_DISPLAY_EXTERNAL); |
| if (status) { |
| return status; |
| } |
| notify_hotplug = true; |
| } else { |
| DLOGI("Virtual display is connected, pending connection"); |
| external_pending_connect_ = true; |
| } |
| } else { |
| SEQUENCE_WAIT_SCOPE_LOCK(locker_[HWC_DISPLAY_EXTERNAL]); |
| if (hwc_display_[HWC_DISPLAY_EXTERNAL]) { |
| notify_hotplug = true; |
| } |
| external_pending_connect_ = false; |
| } |
| } while (0); |
| |
| if (connected) { |
| // In connect case, we send hotplug after we create display |
| Refresh(0); |
| |
| if (!hdmi_is_primary_) { |
| // wait for sufficient time to ensure sufficient resources are available to process new |
| // new display connection. |
| uint32_t vsync_period = UINT32(GetVsyncPeriod(HWC_DISPLAY_PRIMARY)); |
| usleep(vsync_period * 2 / 1000); |
| } |
| if (notify_hotplug) { |
| HotPlug(hdmi_is_primary_ ? HWC_DISPLAY_PRIMARY : HWC_DISPLAY_EXTERNAL, |
| HWC2::Connection::Connected); |
| } |
| } else { |
| // In disconnect case, we notify hotplug first to let the listener state update happen first |
| // Then we can destroy the underlying display object |
| if (notify_hotplug) { |
| HotPlug(hdmi_is_primary_ ? HWC_DISPLAY_PRIMARY : HWC_DISPLAY_EXTERNAL, |
| HWC2::Connection::Disconnected); |
| } |
| Refresh(0); |
| if (!hdmi_is_primary_) { |
| uint32_t vsync_period = UINT32(GetVsyncPeriod(HWC_DISPLAY_PRIMARY)); |
| usleep(vsync_period * 2 / 1000); |
| } |
| // Now disconnect the display |
| { |
| SEQUENCE_WAIT_SCOPE_LOCK(locker_[HWC_DISPLAY_EXTERNAL]); |
| // Do not return error if external display is not in connected status. |
| // Due to virtual display concurrency, external display connection might be still pending |
| // but hdmi got disconnected before pending connection could be processed. |
| if (hwc_display_[HWC_DISPLAY_EXTERNAL]) { |
| status = DisconnectDisplay(HWC_DISPLAY_EXTERNAL); |
| } |
| } |
| } |
| |
| // notify client |
| |
| qservice_->onHdmiHotplug(INT(connected)); |
| |
| return 0; |
| } |
| |
| int HWCSession::GetVsyncPeriod(int disp) { |
| SCOPE_LOCK(locker_[disp]); |
| // default value |
| int32_t vsync_period = 1000000000l / 60; |
| auto attribute = HWC2::Attribute::VsyncPeriod; |
| |
| if (hwc_display_[disp]) { |
| hwc_display_[disp]->GetDisplayAttribute(0, attribute, &vsync_period); |
| } |
| |
| return vsync_period; |
| } |
| |
| android::status_t HWCSession::GetVisibleDisplayRect(const android::Parcel *input_parcel, |
| android::Parcel *output_parcel) { |
| int dpy = input_parcel->readInt32(); |
| if (dpy < HWC_DISPLAY_PRIMARY || dpy >= HWC_NUM_DISPLAY_TYPES) { |
| return android::BAD_VALUE; |
| } |
| |
| SEQUENCE_WAIT_SCOPE_LOCK(locker_[dpy]); |
| if (!hwc_display_[dpy]) { |
| return android::NO_INIT; |
| } |
| |
| hwc_rect_t visible_rect = {0, 0, 0, 0}; |
| int error = hwc_display_[dpy]->GetVisibleDisplayRect(&visible_rect); |
| if (error < 0) { |
| return error; |
| } |
| |
| output_parcel->writeInt32(visible_rect.left); |
| output_parcel->writeInt32(visible_rect.top); |
| output_parcel->writeInt32(visible_rect.right); |
| output_parcel->writeInt32(visible_rect.bottom); |
| |
| return android::NO_ERROR; |
| } |
| |
| void HWCSession::Refresh(hwc2_display_t display) { |
| SCOPE_LOCK(callbacks_lock_); |
| HWC2::Error err = callbacks_.Refresh(display); |
| while (err != HWC2::Error::None) { |
| callbacks_lock_.Wait(); |
| err = callbacks_.Refresh(display); |
| } |
| } |
| |
| void HWCSession::HotPlug(hwc2_display_t display, HWC2::Connection state) { |
| SCOPE_LOCK(callbacks_lock_); |
| HWC2::Error err = callbacks_.Hotplug(display, state); |
| while (err != HWC2::Error::None) { |
| callbacks_lock_.Wait(); |
| err = callbacks_.Hotplug(display, state); |
| } |
| } |
| |
| int HWCSession::CreateExternalDisplay(int disp_id, uint32_t primary_width, |
| uint32_t primary_height, bool use_primary_res) { |
| uint32_t panel_bpp = 0; |
| uint32_t pattern_type = 0; |
| |
| if (GetDriverType() == DriverType::FB) { |
| qdutils::getDPTestConfig(&panel_bpp, &pattern_type); |
| } else { |
| panel_bpp = static_cast<uint32_t>(hpd_bpp_); |
| pattern_type = static_cast<uint32_t>(hpd_pattern_); |
| } |
| |
| if (panel_bpp && pattern_type) { |
| return HWCDisplayExternalTest::Create(core_intf_, &buffer_allocator_, &callbacks_, |
| qservice_, panel_bpp, pattern_type, |
| &hwc_display_[disp_id]); |
| } |
| |
| return HWCDisplayExternal::Create(core_intf_, &buffer_allocator_, &callbacks_, |
| primary_width, primary_height, qservice_, |
| use_primary_res, &hwc_display_[disp_id]); |
| } |
| |
| } // namespace sdm |