1 /* 2 * Copyright (C) 2015 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 #ifndef ANDROID_DRM_PROPERTY_H_ 18 #define ANDROID_DRM_PROPERTY_H_ 19 20 #include <stdint.h> 21 #include <xf86drmMode.h> 22 #include <string> 23 #include <vector> 24 25 namespace android { 26 27 enum DrmPropertyType { 28 DRM_PROPERTY_TYPE_INT, 29 DRM_PROPERTY_TYPE_ENUM, 30 DRM_PROPERTY_TYPE_OBJECT, 31 DRM_PROPERTY_TYPE_BLOB, 32 DRM_PROPERTY_TYPE_INVALID, 33 }; 34 35 class DrmProperty { 36 public: 37 DrmProperty() = default; 38 DrmProperty(drmModePropertyPtr p, uint64_t value); 39 DrmProperty(const DrmProperty &) = delete; 40 DrmProperty &operator=(const DrmProperty &) = delete; 41 42 void Init(drmModePropertyPtr p, uint64_t value); 43 std::tuple<uint64_t, int> GetEnumValueWithName(std::string name) const; 44 45 uint32_t id() const; 46 std::string name() const; 47 48 std::tuple<int, uint64_t> value() const; 49 bool is_immutable() const; 50 51 bool is_range() const; 52 std::tuple<int, uint64_t> range_min() const; 53 std::tuple<int, uint64_t> range_max() const; 54 55 private: 56 class DrmPropertyEnum { 57 public: 58 DrmPropertyEnum(drm_mode_property_enum *e); 59 ~DrmPropertyEnum(); 60 61 uint64_t value_; 62 std::string name_; 63 }; 64 65 uint32_t id_ = 0; 66 67 DrmPropertyType type_ = DRM_PROPERTY_TYPE_INVALID; 68 uint32_t flags_ = 0; 69 std::string name_; 70 uint64_t value_ = 0; 71 72 std::vector<uint64_t> values_; 73 std::vector<DrmPropertyEnum> enums_; 74 std::vector<uint32_t> blob_ids_; 75 }; 76 } // namespace android 77 78 #endif // ANDROID_DRM_PROPERTY_H_ 79