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 23 #include <string> 24 #include <vector> 25 26 namespace android { 27 28 enum DrmPropertyType { 29 DRM_PROPERTY_TYPE_INT, 30 DRM_PROPERTY_TYPE_ENUM, 31 DRM_PROPERTY_TYPE_OBJECT, 32 DRM_PROPERTY_TYPE_BLOB, 33 DRM_PROPERTY_TYPE_INVALID, 34 }; 35 36 class DrmProperty { 37 public: 38 DrmProperty() = default; 39 DrmProperty(drmModePropertyPtr p, uint64_t value); 40 DrmProperty(const DrmProperty &) = delete; 41 DrmProperty &operator=(const DrmProperty &) = delete; 42 43 void Init(drmModePropertyPtr p, uint64_t value); 44 std::tuple<uint64_t, int> GetEnumValueWithName(std::string name) const; 45 46 uint32_t id() const; 47 std::string name() const; 48 49 std::tuple<int, uint64_t> value() const; 50 bool is_immutable() const; 51 52 bool is_range() const; 53 std::tuple<int, uint64_t> range_min() const; 54 std::tuple<int, uint64_t> range_max() const; 55 56 private: 57 class DrmPropertyEnum { 58 public: 59 DrmPropertyEnum(drm_mode_property_enum *e); 60 ~DrmPropertyEnum(); 61 62 uint64_t value_; 63 std::string name_; 64 }; 65 66 uint32_t id_ = 0; 67 68 DrmPropertyType type_ = DRM_PROPERTY_TYPE_INVALID; 69 uint32_t flags_ = 0; 70 std::string name_; 71 uint64_t value_ = 0; 72 73 std::vector<uint64_t> values_; 74 std::vector<DrmPropertyEnum> enums_; 75 std::vector<uint32_t> blob_ids_; 76 }; 77 } // namespace android 78 79 #endif // ANDROID_DRM_PROPERTY_H_ 80