| /* |
| * Copyright 2022 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 "DrmAtomicRequest.h" |
| |
| namespace aidl::android::hardware::graphics::composer3::impl { |
| |
| std::unique_ptr<DrmAtomicRequest> DrmAtomicRequest::create() { |
| drmModeAtomicReqPtr request = drmModeAtomicAlloc(); |
| if (!request) { |
| return nullptr; |
| } |
| |
| return std::unique_ptr<DrmAtomicRequest>(new DrmAtomicRequest(request)); |
| } |
| |
| DrmAtomicRequest::~DrmAtomicRequest() { |
| if (mRequest) { |
| drmModeAtomicFree(mRequest); |
| } |
| } |
| |
| bool DrmAtomicRequest::Set(uint32_t objectId, const DrmProperty& prop, uint64_t value) { |
| int ret = drmModeAtomicAddProperty(mRequest, objectId, prop.getId(), value); |
| if (ret < 0) { |
| ALOGE("%s: failed to set atomic request property %s to %" PRIu64 ": %s", __FUNCTION__, |
| prop.getName().c_str(), value, strerror(errno)); |
| return false; |
| } |
| return true; |
| } |
| |
| bool DrmAtomicRequest::Commit(::android::base::borrowed_fd drmFd) { |
| constexpr const uint32_t kCommitFlags = DRM_MODE_ATOMIC_ALLOW_MODESET; |
| |
| int ret = drmModeAtomicCommit(drmFd.get(), mRequest, kCommitFlags, 0); |
| if (ret) { |
| ALOGE("%s:%d: atomic commit failed: %s\n", __FUNCTION__, __LINE__, strerror(errno)); |
| return false; |
| } |
| |
| return true; |
| } |
| |
| } // namespace aidl::android::hardware::graphics::composer3::impl |