/*
|
* Copyright (C) 2016 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.
|
*/
|
|
#define ATRACE_TAG ATRACE_TAG_GRAPHICS
|
#define LOG_TAG "hwc-drm-two"
|
|
#include "drmhwctwo.h"
|
#include "drmdisplaycomposition.h"
|
#include "drmhwcomposer.h"
|
#include "platform.h"
|
#include "vsyncworker.h"
|
|
#include <inttypes.h>
|
#include <string>
|
|
#include <cutils/properties.h>
|
#include <hardware/hardware.h>
|
#include <hardware/hwcomposer2.h>
|
#include <log/log.h>
|
|
namespace android {
|
|
class DrmVsyncCallback : public VsyncCallback {
|
public:
|
DrmVsyncCallback(hwc2_callback_data_t data, hwc2_function_pointer_t hook)
|
: data_(data), hook_(hook) {
|
}
|
|
void Callback(int display, int64_t timestamp) {
|
auto hook = reinterpret_cast<HWC2_PFN_VSYNC>(hook_);
|
hook(data_, display, timestamp);
|
}
|
|
private:
|
hwc2_callback_data_t data_;
|
hwc2_function_pointer_t hook_;
|
};
|
|
DrmHwcTwo::DrmHwcTwo() {
|
common.tag = HARDWARE_DEVICE_TAG;
|
common.version = HWC_DEVICE_API_VERSION_2_0;
|
common.close = HookDevClose;
|
getCapabilities = HookDevGetCapabilities;
|
getFunction = HookDevGetFunction;
|
}
|
|
HWC2::Error DrmHwcTwo::CreateDisplay(hwc2_display_t displ,
|
HWC2::DisplayType type) {
|
DrmDevice *drm = resource_manager_.GetDrmDevice(displ);
|
std::shared_ptr<Importer> importer = resource_manager_.GetImporter(displ);
|
if (!drm || !importer) {
|
ALOGE("Failed to get a valid drmresource and importer");
|
return HWC2::Error::NoResources;
|
}
|
displays_.emplace(std::piecewise_construct, std::forward_as_tuple(displ),
|
std::forward_as_tuple(&resource_manager_, drm, importer,
|
displ, type));
|
|
DrmCrtc *crtc = drm->GetCrtcForDisplay(static_cast<int>(displ));
|
if (!crtc) {
|
ALOGE("Failed to get crtc for display %d", static_cast<int>(displ));
|
return HWC2::Error::BadDisplay;
|
}
|
std::vector<DrmPlane *> display_planes;
|
for (auto &plane : drm->planes()) {
|
if (plane->GetCrtcSupported(*crtc))
|
display_planes.push_back(plane.get());
|
}
|
displays_.at(displ).Init(&display_planes);
|
return HWC2::Error::None;
|
}
|
|
HWC2::Error DrmHwcTwo::Init() {
|
int rv = resource_manager_.Init();
|
if (rv) {
|
ALOGE("Can't initialize the resource manager %d", rv);
|
return HWC2::Error::NoResources;
|
}
|
|
HWC2::Error ret = HWC2::Error::None;
|
for (int i = 0; i < resource_manager_.getDisplayCount(); i++) {
|
ret = CreateDisplay(i, HWC2::DisplayType::Physical);
|
if (ret != HWC2::Error::None) {
|
ALOGE("Failed to create display %d with error %d", i, ret);
|
return ret;
|
}
|
}
|
|
auto &drmDevices = resource_manager_.getDrmDevices();
|
for (auto &device : drmDevices) {
|
device->RegisterHotplugHandler(new DrmHotplugHandler(this, device.get()));
|
}
|
return ret;
|
}
|
|
template <typename... Args>
|
static inline HWC2::Error unsupported(char const *func, Args... /*args*/) {
|
ALOGV("Unsupported function: %s", func);
|
return HWC2::Error::Unsupported;
|
}
|
|
static inline void supported(char const *func) {
|
ALOGV("Supported function: %s", func);
|
}
|
|
HWC2::Error DrmHwcTwo::CreateVirtualDisplay(uint32_t width, uint32_t height,
|
int32_t *format,
|
hwc2_display_t *display) {
|
// TODO: Implement virtual display
|
return unsupported(__func__, width, height, format, display);
|
}
|
|
HWC2::Error DrmHwcTwo::DestroyVirtualDisplay(hwc2_display_t display) {
|
// TODO: Implement virtual display
|
return unsupported(__func__, display);
|
}
|
|
void DrmHwcTwo::Dump(uint32_t *size, char *buffer) {
|
// TODO: Implement dump
|
unsupported(__func__, size, buffer);
|
}
|
|
uint32_t DrmHwcTwo::GetMaxVirtualDisplayCount() {
|
// TODO: Implement virtual display
|
unsupported(__func__);
|
return 0;
|
}
|
|
HWC2::Error DrmHwcTwo::RegisterCallback(int32_t descriptor,
|
hwc2_callback_data_t data,
|
hwc2_function_pointer_t function) {
|
supported(__func__);
|
auto callback = static_cast<HWC2::Callback>(descriptor);
|
|
if (!function) {
|
callbacks_.erase(callback);
|
return HWC2::Error::None;
|
}
|
|
callbacks_.emplace(callback, HwcCallback(data, function));
|
|
switch (callback) {
|
case HWC2::Callback::Hotplug: {
|
auto hotplug = reinterpret_cast<HWC2_PFN_HOTPLUG>(function);
|
hotplug(data, HWC_DISPLAY_PRIMARY,
|
static_cast<int32_t>(HWC2::Connection::Connected));
|
auto &drmDevices = resource_manager_.getDrmDevices();
|
for (auto &device : drmDevices)
|
HandleInitialHotplugState(device.get());
|
break;
|
}
|
case HWC2::Callback::Vsync: {
|
for (std::pair<const hwc2_display_t, DrmHwcTwo::HwcDisplay> &d :
|
displays_)
|
d.second.RegisterVsyncCallback(data, function);
|
break;
|
}
|
default:
|
break;
|
}
|
return HWC2::Error::None;
|
}
|
|
DrmHwcTwo::HwcDisplay::HwcDisplay(ResourceManager *resource_manager,
|
DrmDevice *drm,
|
std::shared_ptr<Importer> importer,
|
hwc2_display_t handle, HWC2::DisplayType type)
|
: resource_manager_(resource_manager),
|
drm_(drm),
|
importer_(importer),
|
handle_(handle),
|
type_(type) {
|
supported(__func__);
|
}
|
|
void DrmHwcTwo::HwcDisplay::ClearDisplay() {
|
compositor_.ClearDisplay();
|
}
|
|
HWC2::Error DrmHwcTwo::HwcDisplay::Init(std::vector<DrmPlane *> *planes) {
|
supported(__func__);
|
planner_ = Planner::CreateInstance(drm_);
|
if (!planner_) {
|
ALOGE("Failed to create planner instance for composition");
|
return HWC2::Error::NoResources;
|
}
|
|
int display = static_cast<int>(handle_);
|
int ret = compositor_.Init(resource_manager_, display);
|
if (ret) {
|
ALOGE("Failed display compositor init for display %d (%d)", display, ret);
|
return HWC2::Error::NoResources;
|
}
|
|
// Split up the given display planes into primary and overlay to properly
|
// interface with the composition
|
char use_overlay_planes_prop[PROPERTY_VALUE_MAX];
|
property_get("hwc.drm.use_overlay_planes", use_overlay_planes_prop, "1");
|
bool use_overlay_planes = atoi(use_overlay_planes_prop);
|
for (auto &plane : *planes) {
|
if (plane->type() == DRM_PLANE_TYPE_PRIMARY)
|
primary_planes_.push_back(plane);
|
else if (use_overlay_planes && (plane)->type() == DRM_PLANE_TYPE_OVERLAY)
|
overlay_planes_.push_back(plane);
|
}
|
|
crtc_ = drm_->GetCrtcForDisplay(display);
|
if (!crtc_) {
|
ALOGE("Failed to get crtc for display %d", display);
|
return HWC2::Error::BadDisplay;
|
}
|
|
connector_ = drm_->GetConnectorForDisplay(display);
|
if (!connector_) {
|
ALOGE("Failed to get connector for display %d", display);
|
return HWC2::Error::BadDisplay;
|
}
|
|
ret = vsync_worker_.Init(drm_, display);
|
if (ret) {
|
ALOGE("Failed to create event worker for d=%d %d\n", display, ret);
|
return HWC2::Error::BadDisplay;
|
}
|
|
return ChosePreferredConfig();
|
}
|
|
HWC2::Error DrmHwcTwo::HwcDisplay::ChosePreferredConfig() {
|
// Fetch the number of modes from the display
|
uint32_t num_configs;
|
HWC2::Error err = GetDisplayConfigs(&num_configs, NULL);
|
if (err != HWC2::Error::None || !num_configs)
|
return err;
|
|
return SetActiveConfig(connector_->get_preferred_mode_id());
|
}
|
|
HWC2::Error DrmHwcTwo::HwcDisplay::RegisterVsyncCallback(
|
hwc2_callback_data_t data, hwc2_function_pointer_t func) {
|
supported(__func__);
|
auto callback = std::make_shared<DrmVsyncCallback>(data, func);
|
vsync_worker_.RegisterCallback(std::move(callback));
|
return HWC2::Error::None;
|
}
|
|
HWC2::Error DrmHwcTwo::HwcDisplay::AcceptDisplayChanges() {
|
supported(__func__);
|
for (std::pair<const hwc2_layer_t, DrmHwcTwo::HwcLayer> &l : layers_)
|
l.second.accept_type_change();
|
return HWC2::Error::None;
|
}
|
|
HWC2::Error DrmHwcTwo::HwcDisplay::CreateLayer(hwc2_layer_t *layer) {
|
supported(__func__);
|
layers_.emplace(static_cast<hwc2_layer_t>(layer_idx_), HwcLayer());
|
*layer = static_cast<hwc2_layer_t>(layer_idx_);
|
++layer_idx_;
|
return HWC2::Error::None;
|
}
|
|
HWC2::Error DrmHwcTwo::HwcDisplay::DestroyLayer(hwc2_layer_t layer) {
|
supported(__func__);
|
layers_.erase(layer);
|
return HWC2::Error::None;
|
}
|
|
HWC2::Error DrmHwcTwo::HwcDisplay::GetActiveConfig(hwc2_config_t *config) {
|
supported(__func__);
|
DrmMode const &mode = connector_->active_mode();
|
if (mode.id() == 0)
|
return HWC2::Error::BadConfig;
|
|
*config = mode.id();
|
return HWC2::Error::None;
|
}
|
|
HWC2::Error DrmHwcTwo::HwcDisplay::GetChangedCompositionTypes(
|
uint32_t *num_elements, hwc2_layer_t *layers, int32_t *types) {
|
supported(__func__);
|
uint32_t num_changes = 0;
|
for (std::pair<const hwc2_layer_t, DrmHwcTwo::HwcLayer> &l : layers_) {
|
if (l.second.type_changed()) {
|
if (layers && num_changes < *num_elements)
|
layers[num_changes] = l.first;
|
if (types && num_changes < *num_elements)
|
types[num_changes] = static_cast<int32_t>(l.second.validated_type());
|
++num_changes;
|
}
|
}
|
if (!layers && !types)
|
*num_elements = num_changes;
|
return HWC2::Error::None;
|
}
|
|
HWC2::Error DrmHwcTwo::HwcDisplay::GetClientTargetSupport(uint32_t width,
|
uint32_t height,
|
int32_t /*format*/,
|
int32_t dataspace) {
|
supported(__func__);
|
std::pair<uint32_t, uint32_t> min = drm_->min_resolution();
|
std::pair<uint32_t, uint32_t> max = drm_->max_resolution();
|
|
if (width < min.first || height < min.second)
|
return HWC2::Error::Unsupported;
|
|
if (width > max.first || height > max.second)
|
return HWC2::Error::Unsupported;
|
|
if (dataspace != HAL_DATASPACE_UNKNOWN &&
|
dataspace != HAL_DATASPACE_STANDARD_UNSPECIFIED)
|
return HWC2::Error::Unsupported;
|
|
// TODO: Validate format can be handled by either GL or planes
|
return HWC2::Error::None;
|
}
|
|
HWC2::Error DrmHwcTwo::HwcDisplay::GetColorModes(uint32_t *num_modes,
|
int32_t *modes) {
|
supported(__func__);
|
if (!modes)
|
*num_modes = 1;
|
|
if (modes)
|
*modes = HAL_COLOR_MODE_NATIVE;
|
|
return HWC2::Error::None;
|
}
|
|
HWC2::Error DrmHwcTwo::HwcDisplay::GetDisplayAttribute(hwc2_config_t config,
|
int32_t attribute_in,
|
int32_t *value) {
|
supported(__func__);
|
auto mode = std::find_if(connector_->modes().begin(),
|
connector_->modes().end(),
|
[config](DrmMode const &m) {
|
return m.id() == config;
|
});
|
if (mode == connector_->modes().end()) {
|
ALOGE("Could not find active mode for %d", config);
|
return HWC2::Error::BadConfig;
|
}
|
|
static const int32_t kUmPerInch = 25400;
|
uint32_t mm_width = connector_->mm_width();
|
uint32_t mm_height = connector_->mm_height();
|
auto attribute = static_cast<HWC2::Attribute>(attribute_in);
|
switch (attribute) {
|
case HWC2::Attribute::Width:
|
*value = mode->h_display();
|
break;
|
case HWC2::Attribute::Height:
|
*value = mode->v_display();
|
break;
|
case HWC2::Attribute::VsyncPeriod:
|
// in nanoseconds
|
*value = 1000 * 1000 * 1000 / mode->v_refresh();
|
break;
|
case HWC2::Attribute::DpiX:
|
// Dots per 1000 inches
|
*value = mm_width ? (mode->h_display() * kUmPerInch) / mm_width : -1;
|
break;
|
case HWC2::Attribute::DpiY:
|
// Dots per 1000 inches
|
*value = mm_height ? (mode->v_display() * kUmPerInch) / mm_height : -1;
|
break;
|
default:
|
*value = -1;
|
return HWC2::Error::BadConfig;
|
}
|
return HWC2::Error::None;
|
}
|
|
HWC2::Error DrmHwcTwo::HwcDisplay::GetDisplayConfigs(uint32_t *num_configs,
|
hwc2_config_t *configs) {
|
supported(__func__);
|
// Since this callback is normally invoked twice (once to get the count, and
|
// once to populate configs), we don't really want to read the edid
|
// redundantly. Instead, only update the modes on the first invocation. While
|
// it's possible this will result in stale modes, it'll all come out in the
|
// wash when we try to set the active config later.
|
if (!configs) {
|
int ret = connector_->UpdateModes();
|
if (ret) {
|
ALOGE("Failed to update display modes %d", ret);
|
return HWC2::Error::BadDisplay;
|
}
|
}
|
|
auto num_modes = static_cast<uint32_t>(connector_->modes().size());
|
if (!configs) {
|
*num_configs = num_modes;
|
return HWC2::Error::None;
|
}
|
|
uint32_t idx = 0;
|
for (const DrmMode &mode : connector_->modes()) {
|
if (idx >= *num_configs)
|
break;
|
configs[idx++] = mode.id();
|
}
|
*num_configs = idx;
|
return HWC2::Error::None;
|
}
|
|
HWC2::Error DrmHwcTwo::HwcDisplay::GetDisplayName(uint32_t *size, char *name) {
|
supported(__func__);
|
std::ostringstream stream;
|
stream << "display-" << connector_->id();
|
std::string string = stream.str();
|
size_t length = string.length();
|
if (!name) {
|
*size = length;
|
return HWC2::Error::None;
|
}
|
|
*size = std::min<uint32_t>(static_cast<uint32_t>(length - 1), *size);
|
strncpy(name, string.c_str(), *size);
|
return HWC2::Error::None;
|
}
|
|
HWC2::Error DrmHwcTwo::HwcDisplay::GetDisplayRequests(int32_t *display_requests,
|
uint32_t *num_elements,
|
hwc2_layer_t *layers,
|
int32_t *layer_requests) {
|
supported(__func__);
|
// TODO: I think virtual display should request
|
// HWC2_DISPLAY_REQUEST_WRITE_CLIENT_TARGET_TO_OUTPUT here
|
unsupported(__func__, display_requests, num_elements, layers, layer_requests);
|
*num_elements = 0;
|
return HWC2::Error::None;
|
}
|
|
HWC2::Error DrmHwcTwo::HwcDisplay::GetDisplayType(int32_t *type) {
|
supported(__func__);
|
*type = static_cast<int32_t>(type_);
|
return HWC2::Error::None;
|
}
|
|
HWC2::Error DrmHwcTwo::HwcDisplay::GetDozeSupport(int32_t *support) {
|
supported(__func__);
|
*support = 0;
|
return HWC2::Error::None;
|
}
|
|
HWC2::Error DrmHwcTwo::HwcDisplay::GetHdrCapabilities(
|
uint32_t *num_types, int32_t * /*types*/, float * /*max_luminance*/,
|
float * /*max_average_luminance*/, float * /*min_luminance*/) {
|
supported(__func__);
|
*num_types = 0;
|
return HWC2::Error::None;
|
}
|
|
HWC2::Error DrmHwcTwo::HwcDisplay::GetReleaseFences(uint32_t *num_elements,
|
hwc2_layer_t *layers,
|
int32_t *fences) {
|
supported(__func__);
|
uint32_t num_layers = 0;
|
|
for (std::pair<const hwc2_layer_t, DrmHwcTwo::HwcLayer> &l : layers_) {
|
++num_layers;
|
if (layers == NULL || fences == NULL) {
|
continue;
|
} else if (num_layers > *num_elements) {
|
ALOGW("Overflow num_elements %d/%d", num_layers, *num_elements);
|
return HWC2::Error::None;
|
}
|
|
layers[num_layers - 1] = l.first;
|
fences[num_layers - 1] = l.second.take_release_fence();
|
}
|
*num_elements = num_layers;
|
return HWC2::Error::None;
|
}
|
|
void DrmHwcTwo::HwcDisplay::AddFenceToRetireFence(int fd) {
|
supported(__func__);
|
if (fd < 0)
|
return;
|
|
if (next_retire_fence_.get() >= 0) {
|
int old_fence = next_retire_fence_.get();
|
next_retire_fence_.Set(sync_merge("dc_retire", old_fence, fd));
|
} else {
|
next_retire_fence_.Set(dup(fd));
|
}
|
}
|
|
HWC2::Error DrmHwcTwo::HwcDisplay::CreateComposition(bool test) {
|
std::vector<DrmCompositionDisplayLayersMap> layers_map;
|
layers_map.emplace_back();
|
DrmCompositionDisplayLayersMap &map = layers_map.back();
|
|
map.display = static_cast<int>(handle_);
|
map.geometry_changed = true; // TODO: Fix this
|
|
// order the layers by z-order
|
bool use_client_layer = false;
|
uint32_t client_z_order = UINT32_MAX;
|
std::map<uint32_t, DrmHwcTwo::HwcLayer *> z_map;
|
for (std::pair<const hwc2_layer_t, DrmHwcTwo::HwcLayer> &l : layers_) {
|
HWC2::Composition comp_type;
|
if (test) {
|
comp_type = l.second.sf_type();
|
if (comp_type == HWC2::Composition::Device) {
|
if (!importer_->CanImportBuffer(l.second.buffer()))
|
comp_type = HWC2::Composition::Client;
|
}
|
} else
|
comp_type = l.second.validated_type();
|
|
switch (comp_type) {
|
case HWC2::Composition::Device:
|
z_map.emplace(std::make_pair(l.second.z_order(), &l.second));
|
break;
|
case HWC2::Composition::Client:
|
// Place it at the z_order of the lowest client layer
|
use_client_layer = true;
|
client_z_order = std::min(client_z_order, l.second.z_order());
|
break;
|
default:
|
continue;
|
}
|
}
|
if (use_client_layer)
|
z_map.emplace(std::make_pair(client_z_order, &client_layer_));
|
|
if (z_map.empty())
|
return HWC2::Error::BadLayer;
|
|
// now that they're ordered by z, add them to the composition
|
for (std::pair<const uint32_t, DrmHwcTwo::HwcLayer *> &l : z_map) {
|
DrmHwcLayer layer;
|
l.second->PopulateDrmLayer(&layer);
|
int ret = layer.ImportBuffer(importer_.get());
|
if (ret) {
|
ALOGE("Failed to import layer, ret=%d", ret);
|
return HWC2::Error::NoResources;
|
}
|
map.layers.emplace_back(std::move(layer));
|
}
|
|
std::unique_ptr<DrmDisplayComposition> composition = compositor_
|
.CreateComposition();
|
composition->Init(drm_, crtc_, importer_.get(), planner_.get(), frame_no_);
|
|
// TODO: Don't always assume geometry changed
|
int ret = composition->SetLayers(map.layers.data(), map.layers.size(), true);
|
if (ret) {
|
ALOGE("Failed to set layers in the composition ret=%d", ret);
|
return HWC2::Error::BadLayer;
|
}
|
|
std::vector<DrmPlane *> primary_planes(primary_planes_);
|
std::vector<DrmPlane *> overlay_planes(overlay_planes_);
|
ret = composition->Plan(&primary_planes, &overlay_planes);
|
if (ret) {
|
ALOGE("Failed to plan the composition ret=%d", ret);
|
return HWC2::Error::BadConfig;
|
}
|
|
// Disable the planes we're not using
|
for (auto i = primary_planes.begin(); i != primary_planes.end();) {
|
composition->AddPlaneDisable(*i);
|
i = primary_planes.erase(i);
|
}
|
for (auto i = overlay_planes.begin(); i != overlay_planes.end();) {
|
composition->AddPlaneDisable(*i);
|
i = overlay_planes.erase(i);
|
}
|
|
if (test) {
|
ret = compositor_.TestComposition(composition.get());
|
} else {
|
AddFenceToRetireFence(composition->take_out_fence());
|
ret = compositor_.ApplyComposition(std::move(composition));
|
}
|
if (ret) {
|
if (!test)
|
ALOGE("Failed to apply the frame composition ret=%d", ret);
|
return HWC2::Error::BadParameter;
|
}
|
return HWC2::Error::None;
|
}
|
|
HWC2::Error DrmHwcTwo::HwcDisplay::PresentDisplay(int32_t *retire_fence) {
|
supported(__func__);
|
HWC2::Error ret;
|
|
ret = CreateComposition(false);
|
if (ret == HWC2::Error::BadLayer) {
|
// Can we really have no client or device layers?
|
*retire_fence = -1;
|
return HWC2::Error::None;
|
}
|
if (ret != HWC2::Error::None)
|
return ret;
|
|
// The retire fence returned here is for the last frame, so return it and
|
// promote the next retire fence
|
*retire_fence = retire_fence_.Release();
|
retire_fence_ = std::move(next_retire_fence_);
|
|
++frame_no_;
|
return HWC2::Error::None;
|
}
|
|
HWC2::Error DrmHwcTwo::HwcDisplay::SetActiveConfig(hwc2_config_t config) {
|
supported(__func__);
|
auto mode = std::find_if(connector_->modes().begin(),
|
connector_->modes().end(),
|
[config](DrmMode const &m) {
|
return m.id() == config;
|
});
|
if (mode == connector_->modes().end()) {
|
ALOGE("Could not find active mode for %d", config);
|
return HWC2::Error::BadConfig;
|
}
|
|
std::unique_ptr<DrmDisplayComposition> composition = compositor_
|
.CreateComposition();
|
composition->Init(drm_, crtc_, importer_.get(), planner_.get(), frame_no_);
|
int ret = composition->SetDisplayMode(*mode);
|
ret = compositor_.ApplyComposition(std::move(composition));
|
if (ret) {
|
ALOGE("Failed to queue dpms composition on %d", ret);
|
return HWC2::Error::BadConfig;
|
}
|
|
connector_->set_active_mode(*mode);
|
|
// Setup the client layer's dimensions
|
hwc_rect_t display_frame = {.left = 0,
|
.top = 0,
|
.right = static_cast<int>(mode->h_display()),
|
.bottom = static_cast<int>(mode->v_display())};
|
client_layer_.SetLayerDisplayFrame(display_frame);
|
hwc_frect_t source_crop = {.left = 0.0f,
|
.top = 0.0f,
|
.right = mode->h_display() + 0.0f,
|
.bottom = mode->v_display() + 0.0f};
|
client_layer_.SetLayerSourceCrop(source_crop);
|
|
return HWC2::Error::None;
|
}
|
|
HWC2::Error DrmHwcTwo::HwcDisplay::SetClientTarget(buffer_handle_t target,
|
int32_t acquire_fence,
|
int32_t dataspace,
|
hwc_region_t /*damage*/) {
|
supported(__func__);
|
UniqueFd uf(acquire_fence);
|
|
client_layer_.set_buffer(target);
|
client_layer_.set_acquire_fence(uf.get());
|
client_layer_.SetLayerDataspace(dataspace);
|
return HWC2::Error::None;
|
}
|
|
HWC2::Error DrmHwcTwo::HwcDisplay::SetColorMode(int32_t mode) {
|
supported(__func__);
|
|
if (mode != HAL_COLOR_MODE_NATIVE)
|
return HWC2::Error::Unsupported;
|
|
color_mode_ = mode;
|
return HWC2::Error::None;
|
}
|
|
HWC2::Error DrmHwcTwo::HwcDisplay::SetColorTransform(const float *matrix,
|
int32_t hint) {
|
supported(__func__);
|
// TODO: Force client composition if we get this
|
return unsupported(__func__, matrix, hint);
|
}
|
|
HWC2::Error DrmHwcTwo::HwcDisplay::SetOutputBuffer(buffer_handle_t buffer,
|
int32_t release_fence) {
|
supported(__func__);
|
// TODO: Need virtual display support
|
return unsupported(__func__, buffer, release_fence);
|
}
|
|
HWC2::Error DrmHwcTwo::HwcDisplay::SetPowerMode(int32_t mode_in) {
|
supported(__func__);
|
uint64_t dpms_value = 0;
|
auto mode = static_cast<HWC2::PowerMode>(mode_in);
|
switch (mode) {
|
case HWC2::PowerMode::Off:
|
dpms_value = DRM_MODE_DPMS_OFF;
|
break;
|
case HWC2::PowerMode::On:
|
dpms_value = DRM_MODE_DPMS_ON;
|
break;
|
default:
|
ALOGI("Power mode %d is unsupported\n", mode);
|
return HWC2::Error::Unsupported;
|
};
|
|
std::unique_ptr<DrmDisplayComposition> composition = compositor_
|
.CreateComposition();
|
composition->Init(drm_, crtc_, importer_.get(), planner_.get(), frame_no_);
|
composition->SetDpmsMode(dpms_value);
|
int ret = compositor_.ApplyComposition(std::move(composition));
|
if (ret) {
|
ALOGE("Failed to apply the dpms composition ret=%d", ret);
|
return HWC2::Error::BadParameter;
|
}
|
return HWC2::Error::None;
|
}
|
|
HWC2::Error DrmHwcTwo::HwcDisplay::SetVsyncEnabled(int32_t enabled) {
|
supported(__func__);
|
vsync_worker_.VSyncControl(HWC2_VSYNC_ENABLE == enabled);
|
return HWC2::Error::None;
|
}
|
|
HWC2::Error DrmHwcTwo::HwcDisplay::ValidateDisplay(uint32_t *num_types,
|
uint32_t *num_requests) {
|
supported(__func__);
|
*num_types = 0;
|
*num_requests = 0;
|
size_t avail_planes = primary_planes_.size() + overlay_planes_.size();
|
bool comp_failed = false;
|
|
HWC2::Error ret;
|
|
for (std::pair<const hwc2_layer_t, DrmHwcTwo::HwcLayer> &l : layers_)
|
l.second.set_validated_type(HWC2::Composition::Invalid);
|
|
ret = CreateComposition(true);
|
if (ret != HWC2::Error::None)
|
comp_failed = true;
|
|
std::map<uint32_t, DrmHwcTwo::HwcLayer *, std::greater<int>> z_map;
|
for (std::pair<const hwc2_layer_t, DrmHwcTwo::HwcLayer> &l : layers_) {
|
if (l.second.sf_type() == HWC2::Composition::Device)
|
z_map.emplace(std::make_pair(l.second.z_order(), &l.second));
|
}
|
|
/*
|
* If more layers then planes, save one plane
|
* for client composited layers
|
*/
|
if (avail_planes < layers_.size())
|
avail_planes--;
|
|
for (std::pair<const uint32_t, DrmHwcTwo::HwcLayer *> &l : z_map) {
|
if (comp_failed || !avail_planes--)
|
break;
|
if (importer_->CanImportBuffer(l.second->buffer()))
|
l.second->set_validated_type(HWC2::Composition::Device);
|
}
|
|
for (std::pair<const hwc2_layer_t, DrmHwcTwo::HwcLayer> &l : layers_) {
|
DrmHwcTwo::HwcLayer &layer = l.second;
|
// We can only handle layers of Device type, send everything else to SF
|
if (layer.sf_type() != HWC2::Composition::Device ||
|
layer.validated_type() != HWC2::Composition::Device) {
|
layer.set_validated_type(HWC2::Composition::Client);
|
++*num_types;
|
}
|
}
|
return *num_types ? HWC2::Error::HasChanges : HWC2::Error::None;
|
}
|
|
HWC2::Error DrmHwcTwo::HwcLayer::SetCursorPosition(int32_t x, int32_t y) {
|
supported(__func__);
|
cursor_x_ = x;
|
cursor_y_ = y;
|
return HWC2::Error::None;
|
}
|
|
HWC2::Error DrmHwcTwo::HwcLayer::SetLayerBlendMode(int32_t mode) {
|
supported(__func__);
|
blending_ = static_cast<HWC2::BlendMode>(mode);
|
return HWC2::Error::None;
|
}
|
|
HWC2::Error DrmHwcTwo::HwcLayer::SetLayerBuffer(buffer_handle_t buffer,
|
int32_t acquire_fence) {
|
supported(__func__);
|
UniqueFd uf(acquire_fence);
|
|
// The buffer and acquire_fence are handled elsewhere
|
if (sf_type_ == HWC2::Composition::Client ||
|
sf_type_ == HWC2::Composition::Sideband ||
|
sf_type_ == HWC2::Composition::SolidColor)
|
return HWC2::Error::None;
|
|
set_buffer(buffer);
|
set_acquire_fence(uf.get());
|
return HWC2::Error::None;
|
}
|
|
HWC2::Error DrmHwcTwo::HwcLayer::SetLayerColor(hwc_color_t color) {
|
// TODO: Punt to client composition here?
|
return unsupported(__func__, color);
|
}
|
|
HWC2::Error DrmHwcTwo::HwcLayer::SetLayerCompositionType(int32_t type) {
|
sf_type_ = static_cast<HWC2::Composition>(type);
|
return HWC2::Error::None;
|
}
|
|
HWC2::Error DrmHwcTwo::HwcLayer::SetLayerDataspace(int32_t dataspace) {
|
supported(__func__);
|
dataspace_ = static_cast<android_dataspace_t>(dataspace);
|
return HWC2::Error::None;
|
}
|
|
HWC2::Error DrmHwcTwo::HwcLayer::SetLayerDisplayFrame(hwc_rect_t frame) {
|
supported(__func__);
|
display_frame_ = frame;
|
return HWC2::Error::None;
|
}
|
|
HWC2::Error DrmHwcTwo::HwcLayer::SetLayerPlaneAlpha(float alpha) {
|
supported(__func__);
|
alpha_ = alpha;
|
return HWC2::Error::None;
|
}
|
|
HWC2::Error DrmHwcTwo::HwcLayer::SetLayerSidebandStream(
|
const native_handle_t *stream) {
|
supported(__func__);
|
// TODO: We don't support sideband
|
return unsupported(__func__, stream);
|
}
|
|
HWC2::Error DrmHwcTwo::HwcLayer::SetLayerSourceCrop(hwc_frect_t crop) {
|
supported(__func__);
|
source_crop_ = crop;
|
return HWC2::Error::None;
|
}
|
|
HWC2::Error DrmHwcTwo::HwcLayer::SetLayerSurfaceDamage(hwc_region_t damage) {
|
supported(__func__);
|
// TODO: We don't use surface damage, marking as unsupported
|
unsupported(__func__, damage);
|
return HWC2::Error::None;
|
}
|
|
HWC2::Error DrmHwcTwo::HwcLayer::SetLayerTransform(int32_t transform) {
|
supported(__func__);
|
transform_ = static_cast<HWC2::Transform>(transform);
|
return HWC2::Error::None;
|
}
|
|
HWC2::Error DrmHwcTwo::HwcLayer::SetLayerVisibleRegion(hwc_region_t visible) {
|
supported(__func__);
|
// TODO: We don't use this information, marking as unsupported
|
unsupported(__func__, visible);
|
return HWC2::Error::None;
|
}
|
|
HWC2::Error DrmHwcTwo::HwcLayer::SetLayerZOrder(uint32_t order) {
|
supported(__func__);
|
z_order_ = order;
|
return HWC2::Error::None;
|
}
|
|
void DrmHwcTwo::HwcLayer::PopulateDrmLayer(DrmHwcLayer *layer) {
|
supported(__func__);
|
switch (blending_) {
|
case HWC2::BlendMode::None:
|
layer->blending = DrmHwcBlending::kNone;
|
break;
|
case HWC2::BlendMode::Premultiplied:
|
layer->blending = DrmHwcBlending::kPreMult;
|
break;
|
case HWC2::BlendMode::Coverage:
|
layer->blending = DrmHwcBlending::kCoverage;
|
break;
|
default:
|
ALOGE("Unknown blending mode b=%d", blending_);
|
layer->blending = DrmHwcBlending::kNone;
|
break;
|
}
|
|
OutputFd release_fence = release_fence_output();
|
|
layer->sf_handle = buffer_;
|
layer->acquire_fence = acquire_fence_.Release();
|
layer->release_fence = std::move(release_fence);
|
layer->SetDisplayFrame(display_frame_);
|
layer->alpha = static_cast<uint16_t>(65535.0f * alpha_ + 0.5f);
|
layer->SetSourceCrop(source_crop_);
|
layer->SetTransform(static_cast<int32_t>(transform_));
|
}
|
|
void DrmHwcTwo::HandleDisplayHotplug(hwc2_display_t displayid, int state) {
|
auto cb = callbacks_.find(HWC2::Callback::Hotplug);
|
if (cb == callbacks_.end())
|
return;
|
|
auto hotplug = reinterpret_cast<HWC2_PFN_HOTPLUG>(cb->second.func);
|
hotplug(cb->second.data, displayid,
|
(state == DRM_MODE_CONNECTED ? HWC2_CONNECTION_CONNECTED
|
: HWC2_CONNECTION_DISCONNECTED));
|
}
|
|
void DrmHwcTwo::HandleInitialHotplugState(DrmDevice *drmDevice) {
|
for (auto &conn : drmDevice->connectors()) {
|
if (conn->state() != DRM_MODE_CONNECTED)
|
continue;
|
HandleDisplayHotplug(conn->display(), conn->state());
|
}
|
}
|
|
void DrmHwcTwo::DrmHotplugHandler::HandleEvent(uint64_t timestamp_us) {
|
for (auto &conn : drm_->connectors()) {
|
drmModeConnection old_state = conn->state();
|
drmModeConnection cur_state = conn->UpdateModes()
|
? DRM_MODE_UNKNOWNCONNECTION
|
: conn->state();
|
|
if (cur_state == old_state)
|
continue;
|
|
ALOGI("%s event @%" PRIu64 " for connector %u on display %d",
|
cur_state == DRM_MODE_CONNECTED ? "Plug" : "Unplug", timestamp_us,
|
conn->id(), conn->display());
|
|
int display_id = conn->display();
|
if (cur_state == DRM_MODE_CONNECTED) {
|
auto &display = hwc2_->displays_.at(display_id);
|
display.ChosePreferredConfig();
|
} else {
|
auto &display = hwc2_->displays_.at(display_id);
|
display.ClearDisplay();
|
}
|
|
hwc2_->HandleDisplayHotplug(display_id, cur_state);
|
}
|
}
|
|
// static
|
int DrmHwcTwo::HookDevClose(hw_device_t * /*dev*/) {
|
unsupported(__func__);
|
return 0;
|
}
|
|
// static
|
void DrmHwcTwo::HookDevGetCapabilities(hwc2_device_t * /*dev*/,
|
uint32_t *out_count,
|
int32_t * /*out_capabilities*/) {
|
supported(__func__);
|
*out_count = 0;
|
}
|
|
// static
|
hwc2_function_pointer_t DrmHwcTwo::HookDevGetFunction(
|
struct hwc2_device * /*dev*/, int32_t descriptor) {
|
supported(__func__);
|
auto func = static_cast<HWC2::FunctionDescriptor>(descriptor);
|
switch (func) {
|
// Device functions
|
case HWC2::FunctionDescriptor::CreateVirtualDisplay:
|
return ToHook<HWC2_PFN_CREATE_VIRTUAL_DISPLAY>(
|
DeviceHook<int32_t, decltype(&DrmHwcTwo::CreateVirtualDisplay),
|
&DrmHwcTwo::CreateVirtualDisplay, uint32_t, uint32_t,
|
int32_t *, hwc2_display_t *>);
|
case HWC2::FunctionDescriptor::DestroyVirtualDisplay:
|
return ToHook<HWC2_PFN_DESTROY_VIRTUAL_DISPLAY>(
|
DeviceHook<int32_t, decltype(&DrmHwcTwo::DestroyVirtualDisplay),
|
&DrmHwcTwo::DestroyVirtualDisplay, hwc2_display_t>);
|
case HWC2::FunctionDescriptor::Dump:
|
return ToHook<HWC2_PFN_DUMP>(
|
DeviceHook<void, decltype(&DrmHwcTwo::Dump), &DrmHwcTwo::Dump,
|
uint32_t *, char *>);
|
case HWC2::FunctionDescriptor::GetMaxVirtualDisplayCount:
|
return ToHook<HWC2_PFN_GET_MAX_VIRTUAL_DISPLAY_COUNT>(
|
DeviceHook<uint32_t, decltype(&DrmHwcTwo::GetMaxVirtualDisplayCount),
|
&DrmHwcTwo::GetMaxVirtualDisplayCount>);
|
case HWC2::FunctionDescriptor::RegisterCallback:
|
return ToHook<HWC2_PFN_REGISTER_CALLBACK>(
|
DeviceHook<int32_t, decltype(&DrmHwcTwo::RegisterCallback),
|
&DrmHwcTwo::RegisterCallback, int32_t,
|
hwc2_callback_data_t, hwc2_function_pointer_t>);
|
|
// Display functions
|
case HWC2::FunctionDescriptor::AcceptDisplayChanges:
|
return ToHook<HWC2_PFN_ACCEPT_DISPLAY_CHANGES>(
|
DisplayHook<decltype(&HwcDisplay::AcceptDisplayChanges),
|
&HwcDisplay::AcceptDisplayChanges>);
|
case HWC2::FunctionDescriptor::CreateLayer:
|
return ToHook<HWC2_PFN_CREATE_LAYER>(
|
DisplayHook<decltype(&HwcDisplay::CreateLayer),
|
&HwcDisplay::CreateLayer, hwc2_layer_t *>);
|
case HWC2::FunctionDescriptor::DestroyLayer:
|
return ToHook<HWC2_PFN_DESTROY_LAYER>(
|
DisplayHook<decltype(&HwcDisplay::DestroyLayer),
|
&HwcDisplay::DestroyLayer, hwc2_layer_t>);
|
case HWC2::FunctionDescriptor::GetActiveConfig:
|
return ToHook<HWC2_PFN_GET_ACTIVE_CONFIG>(
|
DisplayHook<decltype(&HwcDisplay::GetActiveConfig),
|
&HwcDisplay::GetActiveConfig, hwc2_config_t *>);
|
case HWC2::FunctionDescriptor::GetChangedCompositionTypes:
|
return ToHook<HWC2_PFN_GET_CHANGED_COMPOSITION_TYPES>(
|
DisplayHook<decltype(&HwcDisplay::GetChangedCompositionTypes),
|
&HwcDisplay::GetChangedCompositionTypes, uint32_t *,
|
hwc2_layer_t *, int32_t *>);
|
case HWC2::FunctionDescriptor::GetClientTargetSupport:
|
return ToHook<HWC2_PFN_GET_CLIENT_TARGET_SUPPORT>(
|
DisplayHook<decltype(&HwcDisplay::GetClientTargetSupport),
|
&HwcDisplay::GetClientTargetSupport, uint32_t, uint32_t,
|
int32_t, int32_t>);
|
case HWC2::FunctionDescriptor::GetColorModes:
|
return ToHook<HWC2_PFN_GET_COLOR_MODES>(
|
DisplayHook<decltype(&HwcDisplay::GetColorModes),
|
&HwcDisplay::GetColorModes, uint32_t *, int32_t *>);
|
case HWC2::FunctionDescriptor::GetDisplayAttribute:
|
return ToHook<HWC2_PFN_GET_DISPLAY_ATTRIBUTE>(
|
DisplayHook<decltype(&HwcDisplay::GetDisplayAttribute),
|
&HwcDisplay::GetDisplayAttribute, hwc2_config_t, int32_t,
|
int32_t *>);
|
case HWC2::FunctionDescriptor::GetDisplayConfigs:
|
return ToHook<HWC2_PFN_GET_DISPLAY_CONFIGS>(
|
DisplayHook<decltype(&HwcDisplay::GetDisplayConfigs),
|
&HwcDisplay::GetDisplayConfigs, uint32_t *,
|
hwc2_config_t *>);
|
case HWC2::FunctionDescriptor::GetDisplayName:
|
return ToHook<HWC2_PFN_GET_DISPLAY_NAME>(
|
DisplayHook<decltype(&HwcDisplay::GetDisplayName),
|
&HwcDisplay::GetDisplayName, uint32_t *, char *>);
|
case HWC2::FunctionDescriptor::GetDisplayRequests:
|
return ToHook<HWC2_PFN_GET_DISPLAY_REQUESTS>(
|
DisplayHook<decltype(&HwcDisplay::GetDisplayRequests),
|
&HwcDisplay::GetDisplayRequests, int32_t *, uint32_t *,
|
hwc2_layer_t *, int32_t *>);
|
case HWC2::FunctionDescriptor::GetDisplayType:
|
return ToHook<HWC2_PFN_GET_DISPLAY_TYPE>(
|
DisplayHook<decltype(&HwcDisplay::GetDisplayType),
|
&HwcDisplay::GetDisplayType, int32_t *>);
|
case HWC2::FunctionDescriptor::GetDozeSupport:
|
return ToHook<HWC2_PFN_GET_DOZE_SUPPORT>(
|
DisplayHook<decltype(&HwcDisplay::GetDozeSupport),
|
&HwcDisplay::GetDozeSupport, int32_t *>);
|
case HWC2::FunctionDescriptor::GetHdrCapabilities:
|
return ToHook<HWC2_PFN_GET_HDR_CAPABILITIES>(
|
DisplayHook<decltype(&HwcDisplay::GetHdrCapabilities),
|
&HwcDisplay::GetHdrCapabilities, uint32_t *, int32_t *,
|
float *, float *, float *>);
|
case HWC2::FunctionDescriptor::GetReleaseFences:
|
return ToHook<HWC2_PFN_GET_RELEASE_FENCES>(
|
DisplayHook<decltype(&HwcDisplay::GetReleaseFences),
|
&HwcDisplay::GetReleaseFences, uint32_t *, hwc2_layer_t *,
|
int32_t *>);
|
case HWC2::FunctionDescriptor::PresentDisplay:
|
return ToHook<HWC2_PFN_PRESENT_DISPLAY>(
|
DisplayHook<decltype(&HwcDisplay::PresentDisplay),
|
&HwcDisplay::PresentDisplay, int32_t *>);
|
case HWC2::FunctionDescriptor::SetActiveConfig:
|
return ToHook<HWC2_PFN_SET_ACTIVE_CONFIG>(
|
DisplayHook<decltype(&HwcDisplay::SetActiveConfig),
|
&HwcDisplay::SetActiveConfig, hwc2_config_t>);
|
case HWC2::FunctionDescriptor::SetClientTarget:
|
return ToHook<HWC2_PFN_SET_CLIENT_TARGET>(
|
DisplayHook<decltype(&HwcDisplay::SetClientTarget),
|
&HwcDisplay::SetClientTarget, buffer_handle_t, int32_t,
|
int32_t, hwc_region_t>);
|
case HWC2::FunctionDescriptor::SetColorMode:
|
return ToHook<HWC2_PFN_SET_COLOR_MODE>(
|
DisplayHook<decltype(&HwcDisplay::SetColorMode),
|
&HwcDisplay::SetColorMode, int32_t>);
|
case HWC2::FunctionDescriptor::SetColorTransform:
|
return ToHook<HWC2_PFN_SET_COLOR_TRANSFORM>(
|
DisplayHook<decltype(&HwcDisplay::SetColorTransform),
|
&HwcDisplay::SetColorTransform, const float *, int32_t>);
|
case HWC2::FunctionDescriptor::SetOutputBuffer:
|
return ToHook<HWC2_PFN_SET_OUTPUT_BUFFER>(
|
DisplayHook<decltype(&HwcDisplay::SetOutputBuffer),
|
&HwcDisplay::SetOutputBuffer, buffer_handle_t, int32_t>);
|
case HWC2::FunctionDescriptor::SetPowerMode:
|
return ToHook<HWC2_PFN_SET_POWER_MODE>(
|
DisplayHook<decltype(&HwcDisplay::SetPowerMode),
|
&HwcDisplay::SetPowerMode, int32_t>);
|
case HWC2::FunctionDescriptor::SetVsyncEnabled:
|
return ToHook<HWC2_PFN_SET_VSYNC_ENABLED>(
|
DisplayHook<decltype(&HwcDisplay::SetVsyncEnabled),
|
&HwcDisplay::SetVsyncEnabled, int32_t>);
|
case HWC2::FunctionDescriptor::ValidateDisplay:
|
return ToHook<HWC2_PFN_VALIDATE_DISPLAY>(
|
DisplayHook<decltype(&HwcDisplay::ValidateDisplay),
|
&HwcDisplay::ValidateDisplay, uint32_t *, uint32_t *>);
|
|
// Layer functions
|
case HWC2::FunctionDescriptor::SetCursorPosition:
|
return ToHook<HWC2_PFN_SET_CURSOR_POSITION>(
|
LayerHook<decltype(&HwcLayer::SetCursorPosition),
|
&HwcLayer::SetCursorPosition, int32_t, int32_t>);
|
case HWC2::FunctionDescriptor::SetLayerBlendMode:
|
return ToHook<HWC2_PFN_SET_LAYER_BLEND_MODE>(
|
LayerHook<decltype(&HwcLayer::SetLayerBlendMode),
|
&HwcLayer::SetLayerBlendMode, int32_t>);
|
case HWC2::FunctionDescriptor::SetLayerBuffer:
|
return ToHook<HWC2_PFN_SET_LAYER_BUFFER>(
|
LayerHook<decltype(&HwcLayer::SetLayerBuffer),
|
&HwcLayer::SetLayerBuffer, buffer_handle_t, int32_t>);
|
case HWC2::FunctionDescriptor::SetLayerColor:
|
return ToHook<HWC2_PFN_SET_LAYER_COLOR>(
|
LayerHook<decltype(&HwcLayer::SetLayerColor),
|
&HwcLayer::SetLayerColor, hwc_color_t>);
|
case HWC2::FunctionDescriptor::SetLayerCompositionType:
|
return ToHook<HWC2_PFN_SET_LAYER_COMPOSITION_TYPE>(
|
LayerHook<decltype(&HwcLayer::SetLayerCompositionType),
|
&HwcLayer::SetLayerCompositionType, int32_t>);
|
case HWC2::FunctionDescriptor::SetLayerDataspace:
|
return ToHook<HWC2_PFN_SET_LAYER_DATASPACE>(
|
LayerHook<decltype(&HwcLayer::SetLayerDataspace),
|
&HwcLayer::SetLayerDataspace, int32_t>);
|
case HWC2::FunctionDescriptor::SetLayerDisplayFrame:
|
return ToHook<HWC2_PFN_SET_LAYER_DISPLAY_FRAME>(
|
LayerHook<decltype(&HwcLayer::SetLayerDisplayFrame),
|
&HwcLayer::SetLayerDisplayFrame, hwc_rect_t>);
|
case HWC2::FunctionDescriptor::SetLayerPlaneAlpha:
|
return ToHook<HWC2_PFN_SET_LAYER_PLANE_ALPHA>(
|
LayerHook<decltype(&HwcLayer::SetLayerPlaneAlpha),
|
&HwcLayer::SetLayerPlaneAlpha, float>);
|
case HWC2::FunctionDescriptor::SetLayerSidebandStream:
|
return ToHook<HWC2_PFN_SET_LAYER_SIDEBAND_STREAM>(
|
LayerHook<decltype(&HwcLayer::SetLayerSidebandStream),
|
&HwcLayer::SetLayerSidebandStream,
|
const native_handle_t *>);
|
case HWC2::FunctionDescriptor::SetLayerSourceCrop:
|
return ToHook<HWC2_PFN_SET_LAYER_SOURCE_CROP>(
|
LayerHook<decltype(&HwcLayer::SetLayerSourceCrop),
|
&HwcLayer::SetLayerSourceCrop, hwc_frect_t>);
|
case HWC2::FunctionDescriptor::SetLayerSurfaceDamage:
|
return ToHook<HWC2_PFN_SET_LAYER_SURFACE_DAMAGE>(
|
LayerHook<decltype(&HwcLayer::SetLayerSurfaceDamage),
|
&HwcLayer::SetLayerSurfaceDamage, hwc_region_t>);
|
case HWC2::FunctionDescriptor::SetLayerTransform:
|
return ToHook<HWC2_PFN_SET_LAYER_TRANSFORM>(
|
LayerHook<decltype(&HwcLayer::SetLayerTransform),
|
&HwcLayer::SetLayerTransform, int32_t>);
|
case HWC2::FunctionDescriptor::SetLayerVisibleRegion:
|
return ToHook<HWC2_PFN_SET_LAYER_VISIBLE_REGION>(
|
LayerHook<decltype(&HwcLayer::SetLayerVisibleRegion),
|
&HwcLayer::SetLayerVisibleRegion, hwc_region_t>);
|
case HWC2::FunctionDescriptor::SetLayerZOrder:
|
return ToHook<HWC2_PFN_SET_LAYER_Z_ORDER>(
|
LayerHook<decltype(&HwcLayer::SetLayerZOrder),
|
&HwcLayer::SetLayerZOrder, uint32_t>);
|
case HWC2::FunctionDescriptor::Invalid:
|
default:
|
return NULL;
|
}
|
}
|
|
// static
|
int DrmHwcTwo::HookDevOpen(const struct hw_module_t *module, const char *name,
|
struct hw_device_t **dev) {
|
supported(__func__);
|
if (strcmp(name, HWC_HARDWARE_COMPOSER)) {
|
ALOGE("Invalid module name- %s", name);
|
return -EINVAL;
|
}
|
|
std::unique_ptr<DrmHwcTwo> ctx(new DrmHwcTwo());
|
if (!ctx) {
|
ALOGE("Failed to allocate DrmHwcTwo");
|
return -ENOMEM;
|
}
|
|
HWC2::Error err = ctx->Init();
|
if (err != HWC2::Error::None) {
|
ALOGE("Failed to initialize DrmHwcTwo err=%d\n", err);
|
return -EINVAL;
|
}
|
|
ctx->common.module = const_cast<hw_module_t *>(module);
|
*dev = &ctx->common;
|
ctx.release();
|
return 0;
|
}
|
} // namespace android
|
|
static struct hw_module_methods_t hwc2_module_methods = {
|
.open = android::DrmHwcTwo::HookDevOpen,
|
};
|
|
hw_module_t HAL_MODULE_INFO_SYM = {
|
.tag = HARDWARE_MODULE_TAG,
|
.module_api_version = HARDWARE_MODULE_API_VERSION(2, 0),
|
.id = HWC_HARDWARE_MODULE_ID,
|
.name = "DrmHwcTwo module",
|
.author = "The Android Open Source Project",
|
.methods = &hwc2_module_methods,
|
.dso = NULL,
|
.reserved = {0},
|
};
|
