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/*
* Copyright (c) 2014-2021, The Linux Foundation. All rights reserved.
* Not a Contribution.
*
* Copyright 2015 The Android Open Source Project
*
* Copyright (c) 2022 Qualcomm Innovation Center, Inc. All rights reserved.
*
* 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.
*/
/*
* Changes from Qualcomm Innovation Center are provided under the following license:
*
* Copyright (c) 2022 Qualcomm Innovation Center, Inc. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted (subject to the limitations in the
* disclaimer below) provided that the following conditions are met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* * Redistributions in binary form must reproduce the above
* copyright notice, this list of conditions and the following
* disclaimer in the documentation and/or other materials provided
* with the distribution.
*
* * Neither the name of Qualcomm Innovation Center, Inc. nor the names of its
* contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
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* GRANTED BY THIS LICENSE. THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT
* HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR
* ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
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*/
#ifndef __HWC_DISPLAY_H__
#define __HWC_DISPLAY_H__
#include <QService.h>
#include <android/hardware/graphics/common/1.2/types.h>
#include <core/core_interface.h>
#include <hardware/hwcomposer.h>
#include <private/color_params.h>
#include <sys/stat.h>
#include <algorithm>
#include <bitset>
#include <map>
#include <queue>
#include <set>
#include <string>
#include <utility>
#include <vector>
#include "display_null.h"
#include "histogram_collector.h"
#include "hwc_buffer_allocator.h"
#include "hwc_callbacks.h"
#include "hwc_display_event_handler.h"
#include "hwc_layers.h"
#include "hwc_buffer_sync_handler.h"
#include <vendor/qti/hardware/display/composer/3.1/IQtiComposerClient.h>
using android::hardware::graphics::common::V1_2::ColorMode;
using android::hardware::graphics::common::V1_2::Dataspace;
using android::hardware::graphics::common::V1_2::PixelFormat;
using android::hardware::graphics::common::V1_1::RenderIntent;
using android::hardware::graphics::common::V1_2::Hdr;
namespace composer_V2_4 = ::android::hardware::graphics::composer::V2_4;
using HwcAttribute = composer_V2_4::IComposerClient::Attribute;
using VsyncPeriodChangeConstraints = composer_V2_4::IComposerClient::VsyncPeriodChangeConstraints;
using VsyncPeriodChangeTimeline = composer_V2_4::VsyncPeriodChangeTimeline;
using VsyncPeriodNanos = composer_V2_4::VsyncPeriodNanos;
using ClientTargetProperty = composer_V2_4::IComposerClient::ClientTargetProperty;
namespace sdm {
class HWCToneMapper;
// Subclasses set this to their type. This has to be different from DisplayType.
// This is to avoid RTTI and dynamic_cast
enum DisplayClass {
DISPLAY_CLASS_BUILTIN,
DISPLAY_CLASS_PLUGGABLE,
DISPLAY_CLASS_VIRTUAL,
DISPLAY_CLASS_NULL
};
enum {
INPUT_LAYER_DUMP,
OUTPUT_LAYER_DUMP,
};
enum SecureSessionType {
kSecureDisplay,
kSecureCamera,
kSecureTUI,
kSecureMax,
};
// CWB client currently using the block
enum CWBClient {
kCWBClientNone, // No client connected
kCWBClientFrameDump, // Dump to file
kCWBClientColor, // Internal client i.e. Color Manager
kCWBClientExternal, // External client calling through private APIs
kCWBClientComposer, // Client to HWC i.e. SurfaceFlinger
};
enum CWBReleaseFenceError {
kCWBReleaseFenceErrorNone,
kCWBReleaseFenceSignaled = kCWBReleaseFenceErrorNone,
kCWBReleaseFenceWaitTimedOut,
kCWBReleaseFenceNotAvailable,
kCWBReleaseFenceNotChecked,
kCWBReleaseFencePending,
kCWBReleaseFenceUnknownError,
};
struct CWBCaptureResponse {
uint64_t handle_id = 0;
CWBClient client = kCWBClientNone;
CWBReleaseFenceError status = kCWBReleaseFenceErrorNone;
std::shared_ptr<Fence> release_fence = nullptr;
};
struct TransientRefreshRateInfo {
uint32_t transient_vsync_period;
int64_t vsync_applied_time;
};
class HWCColorMode {
public:
HWCColorMode(){};
explicit HWCColorMode(DisplayInterface *display_intf);
virtual ~HWCColorMode() {}
virtual HWC2::Error Init();
virtual HWC2::Error DeInit();
virtual void Dump(std::ostringstream *os);
virtual uint32_t GetColorModeCount();
virtual uint32_t GetRenderIntentCount(ColorMode mode);
virtual HWC2::Error GetColorModes(uint32_t *out_num_modes, ColorMode *out_modes);
virtual HWC2::Error GetRenderIntents(ColorMode mode, uint32_t *out_num_intents,
RenderIntent *out_modes);
HWC2::Error SetColorModeWithRenderIntent(ColorMode mode, RenderIntent intent);
HWC2::Error SetColorModeById(int32_t color_mode_id);
HWC2::Error SetColorModeFromClientApi(std::string mode_string);
virtual HWC2::Error SetColorTransform(const float *matrix, android_color_transform_t hint);
virtual HWC2::Error RestoreColorTransform();
virtual ColorMode GetCurrentColorMode() { return current_color_mode_; }
virtual RenderIntent GetCurrentRenderIntent() { return current_render_intent_; }
virtual HWC2::Error ApplyCurrentColorModeWithRenderIntent(bool hdr_present);
virtual HWC2::Error CacheColorModeWithRenderIntent(ColorMode mode, RenderIntent intent);
void ReapplyMode() { apply_mode_ = true; };
virtual HWC2::Error NotifyDisplayCalibrationMode(bool in_calibration) {
return HWC2::Error::Unsupported;
}
protected:
template <class T>
void CopyColorTransformMatrix(const T *input_matrix, double *output_matrix) {
for (uint32_t i = 0; i < kColorTransformMatrixCount; i++) {
output_matrix[i] = static_cast<double>(input_matrix[i]);
}
}
static const uint32_t kColorTransformMatrixCount = 16;
DisplayInterface *display_intf_ = NULL;
bool apply_mode_ = false;
ColorMode current_color_mode_ = ColorMode::NATIVE;
RenderIntent current_render_intent_ = RenderIntent::COLORIMETRIC;
DynamicRangeType curr_dynamic_range_ = kSdrType;
double color_matrix_[kColorTransformMatrixCount] = { 1.0, 0.0, 0.0, 0.0, \
0.0, 1.0, 0.0, 0.0, \
0.0, 0.0, 1.0, 0.0, \
0.0, 0.0, 0.0, 1.0 };
private:
void PopulateColorModes();
HWC2::Error ValidateColorModeWithRenderIntent(ColorMode mode, RenderIntent intent);
HWC2::Error SetPreferredColorModeInternal(const std::string &mode_string, bool from_client,
ColorMode *color_mode, DynamicRangeType *dynamic_range);
typedef std::map<DynamicRangeType, std::string> DynamicRangeMap;
typedef std::map<RenderIntent, DynamicRangeMap> RenderIntentMap;
// Initialize supported mode/render intent/dynamic range combination
std::map<ColorMode, RenderIntentMap> color_mode_map_ = {};
std::map<ColorMode, DynamicRangeMap> preferred_mode_ = {};
};
class HWCDisplay : public DisplayEventHandler {
public:
enum DisplayStatus {
kDisplayStatusInvalid = -1,
kDisplayStatusOffline,
kDisplayStatusOnline,
kDisplayStatusPause, // Pause + PowerOff
kDisplayStatusResume, // Resume + PowerOn
};
struct HWCLayerStack {
HWCLayer *client_target = nullptr; // Also known as framebuffer target
std::map<hwc2_layer_t, HWCLayer *> layer_map; // Look up by Id - TODO
std::multiset<HWCLayer *, SortLayersByZ> layer_set; // Maintain a set sorted by Z
};
virtual ~HWCDisplay() {}
virtual int Init();
virtual int Deinit();
// Framebuffer configurations
virtual void SetIdleTimeoutMs(uint32_t timeout_ms, uint32_t inactive_ms);
virtual HWC2::Error SetFrameDumpConfig(uint32_t count, uint32_t bit_mask_layer_type,
int32_t format);
virtual HWC2::Error SetFrameDumpConfig(uint32_t count, uint32_t bit_mask_layer_type,
int32_t format, CwbConfig &cwb_config);
virtual DisplayError SetMaxMixerStages(uint32_t max_mixer_stages);
virtual DisplayError ControlPartialUpdate(bool enable, uint32_t *pending) {
return kErrorNotSupported;
}
virtual HWC2::PowerMode GetCurrentPowerMode();
virtual int SetFrameBufferResolution(uint32_t x_pixels, uint32_t y_pixels);
virtual void GetFrameBufferResolution(uint32_t *x_pixels, uint32_t *y_pixels);
virtual int SetDisplayStatus(DisplayStatus display_status);
virtual int OnMinHdcpEncryptionLevelChange(uint32_t min_enc_level);
virtual int Perform(uint32_t operation, ...);
virtual int HandleSecureSession(const std::bitset<kSecureMax> &secure_sessions,
bool *power_on_pending, bool is_active_secure_display);
virtual DisplayError HandleSecureEvent(SecureEvent secure_event, bool *needs_refresh);
virtual DisplayError PostHandleSecureEvent(SecureEvent secure_event);
virtual int GetActiveSecureSession(std::bitset<kSecureMax> *secure_sessions) { return 0; };
virtual DisplayError SetMixerResolution(uint32_t width, uint32_t height);
virtual DisplayError GetMixerResolution(uint32_t *width, uint32_t *height);
virtual uint32_t GetAvailableMixerCount();
virtual void GetPanelResolution(uint32_t *width, uint32_t *height);
virtual void GetRealPanelResolution(uint32_t *width, uint32_t *height);
virtual void Dump(std::ostringstream *os);
// CWB related methods
virtual int GetCwbBufferResolution(CwbConfig *cwb_config, uint32_t *x_pixels,
uint32_t *y_pixels);
virtual HWC2::Error SetReadbackBuffer(const native_handle_t *buffer,
shared_ptr<Fence> acquire_fence, CwbConfig cwb_config,
CWBClient client);
virtual CWBReleaseFenceError GetReadbackBufferFenceForClient(CWBClient client,
shared_ptr<Fence> *release_fence);
virtual HWC2::Error GetReadbackBufferFence(shared_ptr<Fence> *release_fence);
virtual DisplayError TeardownConcurrentWriteback(bool *needs_refresh);
// Captures frame output in the buffer specified by output_buffer_info. The API is
// non-blocking and the client is expected to check operation status later on.
// Returns -1 if the input is invalid.
virtual int FrameCaptureAsync(const BufferInfo &output_buffer_info, const CwbConfig &cwb_config) {
return -1;
}
// Returns the status of frame capture operation requested with FrameCaptureAsync().
// -EAGAIN : No status obtain yet, call API again after another frame.
// < 0 : Operation happened but failed.
// 0 : Success.
virtual int GetFrameCaptureStatus() { return -EAGAIN; }
virtual DisplayError SetHWDetailedEnhancerConfig(void *params) {
return kErrorNotSupported;
}
virtual HWC2::Error SetDisplayDppsAdROI(uint32_t h_start, uint32_t h_end,
uint32_t v_start, uint32_t v_end,
uint32_t factor_in, uint32_t factor_out) {
return HWC2::Error::Unsupported;
}
virtual HWC2::Error SetFrameTriggerMode(uint32_t mode) {
return HWC2::Error::Unsupported;
}
virtual bool IsSmartPanelConfig(uint32_t config_id) {
return false;
}
virtual bool HasSmartPanelConfig(void) {
return false;
}
virtual bool VsyncEnablePending() {
return false;
}
// Display Configurations
static uint32_t GetThrottlingRefreshRate() { return HWCDisplay::throttling_refresh_rate_; }
static void SetThrottlingRefreshRate(uint32_t newRefreshRate)
{ HWCDisplay::throttling_refresh_rate_ = newRefreshRate; }
virtual int SetNoisePlugInOverride(bool override_en, int32_t attn, int32_t noise_zpos);
virtual int SetActiveDisplayConfig(uint32_t config);
virtual int GetActiveDisplayConfig(uint32_t *config);
virtual int GetDisplayConfigCount(uint32_t *count);
virtual int GetDisplayAttributesForConfig(int config,
DisplayConfigVariableInfo *display_attributes);
virtual int GetSupportedDisplayRefreshRates(std::vector<uint32_t> *supported_refresh_rates);
bool IsModeSwitchAllowed(uint32_t config);
virtual int SetState(bool connected) {
return kErrorNotSupported;
}
virtual DisplayError Flush() {
return kErrorNotSupported;
}
uint32_t GetMaxRefreshRate() { return max_refresh_rate_; }
int ToggleScreenUpdates(bool enable);
int ColorSVCRequestRoute(const PPDisplayAPIPayload &in_payload, PPDisplayAPIPayload *out_payload,
PPPendingParams *pending_action);
void SolidFillPrepare();
DisplayClass GetDisplayClass();
int GetVisibleDisplayRect(hwc_rect_t *rect);
void BuildLayerStack(void);
void BuildSolidFillStack(void);
HWCLayer *GetHWCLayer(hwc2_layer_t layer_id);
uint32_t GetGeometryChanges() { return geometry_changes_; }
ColorMode GetCurrentColorMode() {
return (color_mode_ ? color_mode_->GetCurrentColorMode() : ColorMode::SRGB);
}
RenderIntent GetCurrentRenderIntent() {
return (color_mode_ ? color_mode_->GetCurrentRenderIntent() : RenderIntent::COLORIMETRIC);
}
bool HWCClientNeedsValidate() {
return (has_client_composition_ || layer_stack_.flags.single_buffered_layer_present);
}
bool CheckResourceState(bool *res_exhausted);
virtual HWC2::Error SetColorModeFromClientApi(int32_t color_mode_id) {
return HWC2::Error::Unsupported;
}
bool IsFirstCommitDone() { return !first_cycle_; }
virtual void ProcessActiveConfigChange();
// HWC2 APIs
virtual HWC2::Error AcceptDisplayChanges(void);
virtual HWC2::Error GetActiveConfig(hwc2_config_t *out_config);
virtual HWC2::Error SetActiveConfig(hwc2_config_t config);
virtual HWC2::Error SetPanelLuminanceAttributes(float min_lum, float max_lum) {
return HWC2::Error::Unsupported;
}
virtual HWC2::Error SetClientTarget(buffer_handle_t target, shared_ptr<Fence> acquire_fence,
int32_t dataspace, hwc_region_t damage);
virtual HWC2::Error SetClientTarget_3_1(buffer_handle_t target, shared_ptr<Fence> acquire_fence,
int32_t dataspace, hwc_region_t damage);
virtual HWC2::Error GetClientTarget(buffer_handle_t target, shared_ptr<Fence> acquire_fence,
int32_t dataspace, hwc_region_t damage);
virtual HWC2::Error SetColorMode(ColorMode mode) { return HWC2::Error::Unsupported; }
virtual HWC2::Error SetColorModeWithRenderIntent(ColorMode mode, RenderIntent intent) {
return HWC2::Error::Unsupported;
}
virtual HWC2::Error SetColorModeById(int32_t color_mode_id) {
return HWC2::Error::Unsupported;
}
virtual HWC2::Error RestoreColorTransform() {
return HWC2::Error::Unsupported;
}
virtual HWC2::Error SetColorTransform(const float *matrix, android_color_transform_t hint) {
return HWC2::Error::Unsupported;
}
virtual HWC2::Error HandleColorModeTransform(android_color_mode_t mode,
android_color_transform_t hint,
const double *matrix) {
return HWC2::Error::Unsupported;
}
virtual DisplayError SetJitterConfig(uint32_t jitter_type, float value, uint32_t time) {
return kErrorNotSupported;
}
virtual DisplayError SetDynamicDSIClock(uint64_t bitclk) {
return kErrorNotSupported;
}
virtual DisplayError GetDynamicDSIClock(uint64_t *bitclk) {
return kErrorNotSupported;
}
virtual DisplayError GetSupportedDSIClock(std::vector<uint64_t> *bitclk) {
return kErrorNotSupported;
}
virtual HWC2::Error UpdateDisplayId(hwc2_display_t id) {
return HWC2::Error::Unsupported;
}
virtual HWC2::Error SetPendingRefresh() {
return HWC2::Error::Unsupported;
}
virtual HWC2::Error SetPanelBrightness(float brightness) {
return HWC2::Error::Unsupported;
}
virtual HWC2::Error GetPanelBrightness(float *brightness) {
return HWC2::Error::Unsupported;
}
virtual HWC2::Error GetPanelMaxBrightness(uint32_t *max_brightness_level) {
return HWC2::Error::Unsupported;
}
virtual HWC2::Error GetDisplayConfigs(uint32_t *out_num_configs, hwc2_config_t *out_configs);
virtual HWC2::Error GetDisplayAttribute(hwc2_config_t config, HwcAttribute attribute,
int32_t *out_value);
virtual HWC2::Error GetClientTargetSupport(uint32_t width, uint32_t height, int32_t format,
int32_t dataspace);
virtual HWC2::Error GetColorModes(uint32_t *outNumModes, ColorMode *outModes);
virtual HWC2::Error GetRenderIntents(ColorMode mode, uint32_t *out_num_intents,
RenderIntent *out_intents);
virtual HWC2::Error GetChangedCompositionTypes(uint32_t *out_num_elements,
hwc2_layer_t *out_layers, int32_t *out_types);
virtual HWC2::Error GetDisplayRequests(int32_t *out_display_requests, uint32_t *out_num_elements,
hwc2_layer_t *out_layers, int32_t *out_layer_requests);
virtual HWC2::Error GetDisplayName(uint32_t *out_size, char *out_name);
virtual HWC2::Error GetDisplayType(int32_t *out_type);
virtual HWC2::Error SetCursorPosition(hwc2_layer_t layer, int x, int y);
virtual HWC2::Error SetVsyncEnabled(HWC2::Vsync enabled);
virtual HWC2::Error SetPowerMode(HWC2::PowerMode mode, bool teardown);
virtual HWC2::Error UpdatePowerMode(HWC2::PowerMode mode) {
return HWC2::Error::None;
}
virtual HWC2::Error CreateLayer(hwc2_layer_t *out_layer_id);
virtual HWC2::Error DestroyLayer(hwc2_layer_t layer_id);
virtual HWC2::Error SetLayerZOrder(hwc2_layer_t layer_id, uint32_t z);
virtual HWC2::Error SetLayerType(hwc2_layer_t layer_id, IQtiComposerClient::LayerType type);
virtual HWC2::Error GetReleaseFences(uint32_t *out_num_elements, hwc2_layer_t *out_layers,
std::vector<shared_ptr<Fence>> *out_fences);
virtual HWC2::Error Present(shared_ptr<Fence> *out_retire_fence) = 0;
virtual HWC2::Error GetHdrCapabilities(uint32_t *out_num_types, int32_t* out_types,
float* out_max_luminance,
float* out_max_average_luminance,
float* out_min_luminance);
virtual HWC2::Error GetPerFrameMetadataKeys(uint32_t *out_num_keys,
PerFrameMetadataKey *out_keys);
virtual HWC2::Error SetDisplayAnimating(bool animating) {
animating_ = animating;
return HWC2::Error::None;
}
virtual bool IsDisplayCommandMode();
virtual HWC2::Error SetQSyncMode(QSyncMode qsync_mode) {
return HWC2::Error::Unsupported;
}
virtual DisplayError ControlIdlePowerCollapse(bool enable, bool synchronous) {
return kErrorNone;
}
virtual HWC2::Error GetDisplayIdentificationData(uint8_t *out_port, uint32_t *out_data_size,
uint8_t *out_data);
virtual HWC2::Error SetBLScale(uint32_t level) {
return HWC2::Error::Unsupported;
}
virtual void GetLayerStack(HWCLayerStack *stack);
virtual void SetLayerStack(HWCLayerStack *stack);
virtual void PostPowerMode();
virtual HWC2::PowerMode GetPendingPowerMode() {
return pending_power_mode_;
}
virtual void SetPendingPowerMode(HWC2::PowerMode mode) {
pending_power_mode_ = mode;
}
virtual void ClearPendingPowerMode() {
pending_power_mode_ = current_power_mode_;
}
virtual void NotifyClientStatus(bool connected) { client_connected_ = connected; }
virtual int PostInit() { return 0; }
virtual HWC2::Error SetDisplayedContentSamplingEnabledVndService(bool enabled);
virtual HWC2::Error SetDisplayedContentSamplingEnabled(int32_t enabled, uint8_t component_mask,
uint64_t max_frames);
virtual HWC2::Error GetDisplayedContentSamplingAttributes(int32_t *format, int32_t *dataspace,
uint8_t *supported_components);
virtual HWC2::Error GetDisplayedContentSample(
uint64_t max_frames, uint64_t timestamp, uint64_t *numFrames,
int32_t samples_size[NUM_HISTOGRAM_COLOR_COMPONENTS],
uint64_t *samples[NUM_HISTOGRAM_COLOR_COMPONENTS]);
virtual HWC2::Error GetDisplayVsyncPeriod(VsyncPeriodNanos *vsync_period);
virtual HWC2::Error SetActiveConfigWithConstraints(
hwc2_config_t config, const VsyncPeriodChangeConstraints *vsync_period_change_constraints,
VsyncPeriodChangeTimeline *out_timeline);
HWC2::Error SetDisplayElapseTime(uint64_t time);
virtual bool IsDisplayIdle() { return false; };
virtual bool HasReadBackBufferSupport() { return false; }
virtual HWC2::Error NotifyDisplayCalibrationMode(bool in_calibration) {
return HWC2::Error::Unsupported;
};
virtual HWC2::Error CommitOrPrepare(bool validate_only, shared_ptr<Fence> *out_retire_fence,
uint32_t *out_num_types, uint32_t *out_num_requests,
bool *needs_commit);
virtual HWC2::Error PreValidateDisplay(bool *exit_validate) { return HWC2::Error::None; }
HWC2::Error TryDrawMethod(IQtiComposerClient::DrawMethod client_drawMethod);
virtual HWC2::Error SetAlternateDisplayConfig(bool set) {
return HWC2::Error::Unsupported;
}
virtual void IsMultiDisplay(bool is_multi_display) {
is_multi_display_ = is_multi_display;
}
virtual HWC2::Error SetDimmingEnable(int int_enabled) {
return HWC2::Error::Unsupported;
}
virtual HWC2::Error SetDimmingMinBl(int min_bl) {
return HWC2::Error::Unsupported;
}
virtual HWC2::Error RetrieveDemuraTnFiles() {
return HWC2::Error::Unsupported;
}
virtual HWC2::Error SetDemuraState(int state) {
return HWC2::Error::Unsupported;
}
virtual HWC2::Error GetClientTargetProperty(ClientTargetProperty *out_client_target_property);
virtual void GetConfigInfo(std::map<uint32_t, DisplayConfigVariableInfo> *variable_config_map,
int *active_config_index, uint32_t *num_configs);
virtual void SetConfigInfo(std::map<uint32_t, DisplayConfigVariableInfo>& variable_config_map,
int active_config_index, uint32_t num_configs) {};
virtual void Abort();
protected:
static uint32_t throttling_refresh_rate_;
// Maximum number of layers supported by display manager.
static const uint32_t kMaxLayerCount = 32;
static bool mmrm_restricted_;
HWCDisplay(CoreInterface *core_intf, BufferAllocator *buffer_allocator, HWCCallbacks *callbacks,
HWCDisplayEventHandler *event_handler, qService::QService *qservice, DisplayType type,
hwc2_display_t id, int32_t sdm_id, DisplayClass display_class);
// DisplayEventHandler methods
virtual DisplayError VSync(const DisplayEventVSync &vsync);
virtual DisplayError Refresh();
virtual DisplayError CECMessage(char *message);
virtual DisplayError HistogramEvent(int source_fd, uint32_t blob_id);
virtual DisplayError HandleEvent(DisplayEvent event);
virtual DisplayError HandleQsyncState(const QsyncEventData &qsync_data);
virtual void NotifyCwbDone(int32_t status, const LayerBuffer& buffer);
virtual void DumpOutputBuffer(const BufferInfo &buffer_info, void *base,
shared_ptr<Fence> &retire_fence);
virtual HWC2::Error PrepareLayerStack(uint32_t *out_num_types, uint32_t *out_num_requests);
virtual HWC2::Error CommitLayerStack(void);
virtual HWC2::Error PostCommitLayerStack(shared_ptr<Fence> *out_retire_fence);
virtual DisplayError DisablePartialUpdateOneFrame() {
return kErrorNotSupported;
}
virtual void ReqPerfHintRelease() { return; }
const char *GetDisplayString();
void MarkLayersForGPUBypass(void);
void MarkLayersForClientComposition(void);
void UpdateConfigs();
virtual void ApplyScanAdjustment(hwc_rect_t *display_frame);
bool IsLayerUpdating(HWCLayer *layer);
uint32_t SanitizeRefreshRate(uint32_t req_refresh_rate);
virtual void GetUnderScanConfig() { }
int32_t SetClientTargetDataSpace(int32_t dataspace);
int SetFrameBufferConfig(uint32_t x_pixels, uint32_t y_pixels);
int32_t GetDisplayConfigGroup(DisplayConfigGroupInfo variable_config);
HWC2::Error GetVsyncPeriodByActiveConfig(VsyncPeriodNanos *vsync_period);
bool GetTransientVsyncPeriod(VsyncPeriodNanos *vsync_period);
std::tuple<int64_t, int64_t> RequestActiveConfigChange(hwc2_config_t config,
VsyncPeriodNanos current_vsync_period,
int64_t desired_time);
std::tuple<int64_t, int64_t> EstimateVsyncPeriodChangeTimeline(
VsyncPeriodNanos current_vsync_period, int64_t desired_time);
void SubmitActiveConfigChange(VsyncPeriodNanos current_vsync_period);
bool IsActiveConfigReadyToSubmit(int64_t time);
bool IsActiveConfigApplied(int64_t time, int64_t vsync_applied_time);
bool IsSameGroup(hwc2_config_t config_id1, hwc2_config_t config_id2);
bool AllowSeamless(hwc2_config_t request_config);
void SetVsyncsApplyRateChange(uint32_t vsyncs) { vsyncs_to_apply_rate_change_ = vsyncs; }
HWC2::Error SubmitDisplayConfig(hwc2_config_t config);
HWC2::Error GetCachedActiveConfig(hwc2_config_t *config);
void SetActiveConfigIndex(int active_config_index);
HWC2::Error PostPrepareLayerStack(uint32_t *out_num_types, uint32_t *out_num_requests);
HWC2::Error HandlePrepareError(DisplayError error);
int GetActiveConfigIndex();
DisplayError ValidateTUITransition (SecureEvent secure_event);
void MMRMEvent(bool restricted);
void UpdateRefreshRate();
void UpdateActiveConfig();
void DumpInputBuffers(void);
void RetrieveFences(shared_ptr<Fence> *out_retire_fence);
void SetDrawMethod();
// CWB related methods
void HandleFrameOutput();
void HandleFrameDump();
virtual void HandleFrameCapture(){};
bool layer_stack_invalid_ = true;
CoreInterface *core_intf_ = nullptr;
HWCBufferAllocator *buffer_allocator_ = NULL;
HWCCallbacks *callbacks_ = nullptr;
HWCDisplayEventHandler *event_handler_ = nullptr;
DisplayType type_ = kDisplayTypeMax;
hwc2_display_t id_ = UINT64_MAX;
int32_t sdm_id_ = -1;
DisplayInterface *display_intf_ = NULL;
LayerStack layer_stack_;
HWCLayer *client_target_ = nullptr; // Also known as framebuffer target
std::map<hwc2_layer_t, HWCLayer *> layer_map_; // Look up by Id - TODO
std::multiset<HWCLayer *, SortLayersByZ> layer_set_; // Maintain a set sorted by Z
std::map<hwc2_layer_t, HWC2::Composition> layer_changes_;
std::map<hwc2_layer_t, HWC2::LayerRequest> layer_requests_;
bool flush_on_error_ = false;
bool flush_ = false;
HWC2::PowerMode current_power_mode_ = HWC2::PowerMode::Off;
HWC2::PowerMode pending_power_mode_ = HWC2::PowerMode::Off;
bool swap_interval_zero_ = false;
bool display_paused_ = false;
uint32_t min_refresh_rate_ = 0;
uint32_t max_refresh_rate_ = 0;
uint32_t qsync_fps_ = 0;
uint32_t current_refresh_rate_ = 0;
bool use_metadata_refresh_rate_ = false;
bool boot_animation_completed_ = false;
bool shutdown_pending_ = false;
std::bitset<kSecureMax> active_secure_sessions_ = 0;
bool solid_fill_enable_ = false;
Layer *solid_fill_layer_ = NULL;
LayerRect solid_fill_rect_ = {};
LayerSolidFill solid_fill_color_ = {};
LayerRect display_rect_;
bool color_tranform_failed_ = false;
HWCColorMode *color_mode_ = NULL;
HWCToneMapper *tone_mapper_ = nullptr;
uint32_t num_configs_ = 0;
int disable_hdr_handling_ = 0; // disables HDR handling.
int disable_sdr_histogram_ = 0; // disables handling of SDR histogram data.
bool pending_commit_ = false;
bool is_cmd_mode_ = false;
bool partial_update_enabled_ = false;
bool skip_commit_ = false;
std::map<uint32_t, DisplayConfigVariableInfo> variable_config_map_;
std::vector<uint32_t> hwc_config_map_;
bool client_connected_ = true;
bool pending_config_ = false;
bool has_client_composition_ = false;
LayerRect window_rect_ = {};
bool windowed_display_ = false;
uint32_t vsyncs_to_apply_rate_change_ = 1;
hwc2_config_t pending_refresh_rate_config_ = UINT_MAX;
int64_t pending_refresh_rate_refresh_time_ = INT64_MAX;
int64_t pending_refresh_rate_applied_time_ = INT64_MAX;
std::deque<TransientRefreshRateInfo> transient_refresh_rate_info_;
std::mutex transient_refresh_rate_lock_;
std::mutex active_config_lock_;
int active_config_index_ = -1;
uint32_t active_refresh_rate_ = 0;
SecureEvent secure_event_ = kSecureEventMax;
bool display_pause_pending_ = false;
bool display_idle_ = false;
bool animating_ = false;
DisplayDrawMethod draw_method_ = kDrawDefault;
uint32_t fb_width_ = 0;
uint32_t fb_height_ = 0;
// Members for N frame dump to file
bool dump_output_to_file_ = false;
uint32_t dump_frame_count_ = 0;
uint32_t dump_frame_index_ = 0;
bool dump_input_layers_ = false;
BufferInfo output_buffer_info_ = {};
void *output_buffer_base_ = nullptr; // points to base address of output_buffer_info_
CwbConfig output_buffer_cwb_config_ = {};
// Members for 1 frame capture in a client provided buffer
bool frame_capture_buffer_queued_ = false;
int frame_capture_status_ = -EAGAIN;
uint32_t geometry_changes_ = GeometryChanges::kNone;
bool is_multi_display_ = false;
buffer_handle_t client_target_handle_ = 0;
shared_ptr<Fence> client_acquire_fence_ = nullptr;
int32_t client_dataspace_ = 0;
hwc_region_t client_damage_region_ = {};
std::map<uint64_t, CWBClient> cwb_buffer_map_ = {};
std::mutex cwb_mutex_;
std::condition_variable cwb_cv_;
std::map<CWBClient, CWBCaptureResponse> cwb_capture_status_map_;
static constexpr unsigned int kCwbWaitMs = 100;
private:
bool CanSkipSdmPrepare(uint32_t *num_types, uint32_t *num_requests);
void WaitOnPreviousFence();
qService::QService *qservice_ = NULL;
DisplayClass display_class_;
uint32_t geometry_changes_on_doze_suspend_ = GeometryChanges::kNone;
int null_display_mode_ = 0;
bool first_cycle_ = true; // false if a display commit has succeeded on the device.
shared_ptr<Fence> release_fence_ = nullptr;
hwc2_config_t pending_config_index_ = 0;
bool pending_first_commit_config_ = false;
hwc2_config_t pending_first_commit_config_index_ = 0;
bool game_supported_ = false;
uint64_t elapse_timestamp_ = 0;
int async_power_mode_ = 0;
bool draw_method_set_ = false;
bool validate_done_ = false;
bool client_target_3_1_set_ = false;
};
inline int HWCDisplay::Perform(uint32_t operation, ...) {
return 0;
}
} // namespace sdm
#endif // __HWC_DISPLAY_H__