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Diffstat (limited to 'compositor/DrmDisplayCompositor.cpp')
-rw-r--r--compositor/DrmDisplayCompositor.cpp239
1 files changed, 0 insertions, 239 deletions
diff --git a/compositor/DrmDisplayCompositor.cpp b/compositor/DrmDisplayCompositor.cpp
deleted file mode 100644
index c2e51ee..0000000
--- a/compositor/DrmDisplayCompositor.cpp
+++ /dev/null
@@ -1,239 +0,0 @@
-/*
- * Copyright (C) 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.
- */
-
-#define ATRACE_TAG ATRACE_TAG_GRAPHICS
-#define LOG_TAG "hwc-drm-display-compositor"
-
-#include "DrmDisplayCompositor.h"
-
-#include <drm/drm_mode.h>
-#include <pthread.h>
-#include <sched.h>
-#include <sync/sync.h>
-#include <utils/Trace.h>
-
-#include <array>
-#include <cstdlib>
-#include <ctime>
-#include <sstream>
-#include <vector>
-
-#include "drm/DrmCrtc.h"
-#include "drm/DrmDevice.h"
-#include "drm/DrmPlane.h"
-#include "drm/DrmUnique.h"
-#include "utils/log.h"
-
-namespace android {
-
-auto DrmDisplayCompositor::Init(ResourceManager *resource_manager, int display)
- -> int {
- resource_manager_ = resource_manager;
- display_ = display;
- DrmDevice *drm = resource_manager_->GetDrmDevice(display);
- if (!drm) {
- ALOGE("Could not find drmdevice for display");
- return -EINVAL;
- }
-
- initialized_ = true;
- return 0;
-}
-
-// NOLINTNEXTLINE (readability-function-cognitive-complexity): Fixme
-auto DrmDisplayCompositor::CommitFrame(AtomicCommitArgs &args) -> int {
- ATRACE_CALL();
-
- if (args.active && *args.active == active_frame_state_.crtc_active_state) {
- /* Don't set the same state twice */
- args.active.reset();
- }
-
- if (!args.HasInputs()) {
- /* nothing to do */
- return 0;
- }
-
- if (!active_frame_state_.crtc_active_state) {
- /* Force activate display */
- args.active = true;
- }
-
- if (args.clear_active_composition && args.composition) {
- ALOGE("%s: Invalid arguments", __func__);
- return -EINVAL;
- }
-
- auto new_frame_state = NewFrameState();
-
- DrmDevice *drm = resource_manager_->GetDrmDevice(display_);
-
- DrmConnector *connector = drm->GetConnectorForDisplay(display_);
- if (!connector) {
- ALOGE("Could not locate connector for display %d", display_);
- return -ENODEV;
- }
- DrmCrtc *crtc = drm->GetCrtcForDisplay(display_);
- if (!crtc) {
- ALOGE("Could not locate crtc for display %d", display_);
- return -ENODEV;
- }
-
- auto pset = MakeDrmModeAtomicReqUnique();
- if (!pset) {
- ALOGE("Failed to allocate property set");
- return -ENOMEM;
- }
-
- int64_t out_fence = -1;
- if (crtc->out_fence_ptr_property() &&
- !crtc->out_fence_ptr_property().AtomicSet(*pset, (uint64_t)&out_fence)) {
- return -EINVAL;
- }
-
- if (args.active) {
- new_frame_state.crtc_active_state = *args.active;
- if (!crtc->active_property().AtomicSet(*pset, *args.active) ||
- !connector->crtc_id_property().AtomicSet(*pset, crtc->id())) {
- return -EINVAL;
- }
- }
-
- if (args.display_mode) {
- new_frame_state.mode_blob = args.display_mode.value().CreateModeBlob(
- *resource_manager_->GetDrmDevice(display_));
-
- if (!new_frame_state.mode_blob) {
- ALOGE("Failed to create mode_blob");
- return -EINVAL;
- }
-
- if (!crtc->mode_property().AtomicSet(*pset, *new_frame_state.mode_blob)) {
- return -EINVAL;
- }
- }
-
- auto unused_planes = new_frame_state.used_planes;
-
- if (args.composition) {
- new_frame_state.used_framebuffers.clear();
- new_frame_state.used_planes.clear();
-
- std::vector<DrmHwcLayer> &layers = args.composition->layers();
- std::vector<DrmCompositionPlane> &comp_planes = args.composition
- ->composition_planes();
-
- for (DrmCompositionPlane &comp_plane : comp_planes) {
- DrmPlane *plane = comp_plane.plane();
- size_t source_layer = comp_plane.source_layer();
-
- if (source_layer >= layers.size()) {
- ALOGE("Source layer index %zu out of bounds %zu", source_layer,
- layers.size());
- return -EINVAL;
- }
- DrmHwcLayer &layer = layers[source_layer];
-
- new_frame_state.used_framebuffers.emplace_back(layer.fb_id_handle);
- new_frame_state.used_planes.emplace_back(plane);
-
- /* Remove from 'unused' list, since plane is re-used */
- auto &v = unused_planes;
- v.erase(std::remove(v.begin(), v.end(), plane), v.end());
-
- if (plane->AtomicSetState(*pset, layer, source_layer, crtc->id()) != 0) {
- return -EINVAL;
- }
- }
- }
-
- if (args.clear_active_composition) {
- new_frame_state.used_framebuffers.clear();
- new_frame_state.used_planes.clear();
- }
-
- if (args.clear_active_composition || args.composition) {
- for (auto *plane : unused_planes) {
- if (plane->AtomicDisablePlane(*pset) != 0) {
- return -EINVAL;
- }
- }
- }
-
- uint32_t flags = DRM_MODE_ATOMIC_ALLOW_MODESET;
- if (args.test_only)
- flags |= DRM_MODE_ATOMIC_TEST_ONLY;
-
- int err = drmModeAtomicCommit(drm->fd(), pset.get(), flags, drm);
- if (err) {
- if (!args.test_only)
- ALOGE("Failed to commit pset ret=%d\n", err);
- return err;
- }
-
- if (!args.test_only) {
- if (args.display_mode) {
- /* TODO(nobody): we still need this for synthetic vsync, remove after
- * vsync reworked */
- connector->set_active_mode(*args.display_mode);
- }
-
- active_frame_state_ = std::move(new_frame_state);
-
- if (crtc->out_fence_ptr_property()) {
- args.out_fence = UniqueFd((int)out_fence);
- }
- }
-
- return 0;
-}
-
-auto DrmDisplayCompositor::ExecuteAtomicCommit(AtomicCommitArgs &args) -> int {
- int err = CommitFrame(args);
-
- if (!args.test_only) {
- if (err) {
- ALOGE("Composite failed for display %d", display_);
- // Disable the hw used by the last active composition. This allows us to
- // signal the release fences from that composition to avoid hanging.
- AtomicCommitArgs cl_args = {.clear_active_composition = true};
- if (CommitFrame(cl_args)) {
- ALOGE("Failed to clean-up active composition for display %d", display_);
- }
- return err;
- }
- }
-
- return err;
-} // namespace android
-
-auto DrmDisplayCompositor::ActivateDisplayUsingDPMS() -> int {
- auto *drm = resource_manager_->GetDrmDevice(display_);
- auto *connector = drm->GetConnectorForDisplay(display_);
- if (connector == nullptr) {
- ALOGE("Could not locate connector for display %d", display_);
- return -ENODEV;
- }
-
- if (connector->dpms_property()) {
- drmModeConnectorSetProperty(drm->fd(), connector->id(),
- connector->dpms_property().id(),
- DRM_MODE_DPMS_ON);
- }
- return 0;
-}
-
-} // namespace android
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