Sean Paul | 98e73c8 | 2015-06-24 14:38:49 -0700 | [diff] [blame] | 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_DISPLAY_COMPOSITION_H_ |
| 18 | #define ANDROID_DRM_DISPLAY_COMPOSITION_H_ |
| 19 | |
| 20 | #include "drm_hwcomposer.h" |
Zach Reizner | 0980705 | 2015-08-13 14:53:41 -0700 | [diff] [blame] | 21 | #include "drmcrtc.h" |
Sean Paul | 98e73c8 | 2015-06-24 14:38:49 -0700 | [diff] [blame] | 22 | #include "drmplane.h" |
Zach Reizner | 0980705 | 2015-08-13 14:53:41 -0700 | [diff] [blame] | 23 | #include "glworker.h" |
Sean Paul | 98e73c8 | 2015-06-24 14:38:49 -0700 | [diff] [blame] | 24 | #include "importer.h" |
| 25 | |
Zach Reizner | fd6dc33 | 2015-10-13 21:12:48 -0700 | [diff] [blame] | 26 | #include <sstream> |
Sean Paul | 98e73c8 | 2015-06-24 14:38:49 -0700 | [diff] [blame] | 27 | #include <vector> |
| 28 | |
Zach Reizner | b44fd10 | 2015-08-07 16:00:01 -0700 | [diff] [blame] | 29 | #include <hardware/gralloc.h> |
Sean Paul | 98e73c8 | 2015-06-24 14:38:49 -0700 | [diff] [blame] | 30 | #include <hardware/hardware.h> |
| 31 | #include <hardware/hwcomposer.h> |
| 32 | |
| 33 | namespace android { |
| 34 | |
Zach Reizner | 92f8e63 | 2015-10-12 17:47:13 -0700 | [diff] [blame] | 35 | struct SquashState; |
| 36 | |
Sean Paul | acb2a44 | 2015-06-24 18:43:01 -0700 | [diff] [blame] | 37 | enum DrmCompositionType { |
| 38 | DRM_COMPOSITION_TYPE_EMPTY, |
| 39 | DRM_COMPOSITION_TYPE_FRAME, |
Sean Paul | db7a17d | 2015-06-24 18:46:05 -0700 | [diff] [blame] | 40 | DRM_COMPOSITION_TYPE_DPMS, |
Sean Paul | 5735541 | 2015-09-19 09:14:34 -0400 | [diff] [blame] | 41 | DRM_COMPOSITION_TYPE_MODESET, |
Sean Paul | acb2a44 | 2015-06-24 18:43:01 -0700 | [diff] [blame] | 42 | }; |
| 43 | |
Zach Reizner | 92f8e63 | 2015-10-12 17:47:13 -0700 | [diff] [blame] | 44 | struct DrmCompositionRegion { |
| 45 | DrmHwcRect<int> frame; |
| 46 | std::vector<size_t> source_layers; |
| 47 | }; |
Sean Paul | 98e73c8 | 2015-06-24 14:38:49 -0700 | [diff] [blame] | 48 | |
Zach Reizner | 92f8e63 | 2015-10-12 17:47:13 -0700 | [diff] [blame] | 49 | struct DrmCompositionPlane { |
| 50 | const static size_t kSourceNone = SIZE_MAX; |
| 51 | const static size_t kSourcePreComp = kSourceNone - 1; |
| 52 | const static size_t kSourceSquash = kSourcePreComp - 1; |
| 53 | const static size_t kSourceLayerMax = kSourceSquash - 1; |
| 54 | DrmPlane *plane; |
| 55 | DrmCrtc *crtc; |
| 56 | size_t source_layer; |
Zach Reizner | 4a25365 | 2015-09-10 18:30:54 -0700 | [diff] [blame] | 57 | }; |
Sean Paul | 98e73c8 | 2015-06-24 14:38:49 -0700 | [diff] [blame] | 58 | |
| 59 | class DrmDisplayComposition { |
| 60 | public: |
Zach Reizner | 92f8e63 | 2015-10-12 17:47:13 -0700 | [diff] [blame] | 61 | DrmDisplayComposition() = default; |
| 62 | DrmDisplayComposition(const DrmDisplayComposition &) = delete; |
Sean Paul | 98e73c8 | 2015-06-24 14:38:49 -0700 | [diff] [blame] | 63 | ~DrmDisplayComposition(); |
| 64 | |
Sean Paul | bdc67bf | 2015-09-21 10:04:02 -0400 | [diff] [blame] | 65 | int Init(DrmResources *drm, DrmCrtc *crtc, Importer *importer, |
| 66 | uint64_t frame_no); |
Sean Paul | 98e73c8 | 2015-06-24 14:38:49 -0700 | [diff] [blame] | 67 | |
Zach Reizner | 5757e82 | 2015-10-16 19:06:31 -0700 | [diff] [blame] | 68 | int SetLayers(DrmHwcLayer *layers, size_t num_layers, bool geometry_changed); |
Sean Paul | 2e46fbd | 2015-07-09 17:22:22 -0400 | [diff] [blame] | 69 | int AddPlaneDisable(DrmPlane *plane); |
Zach Reizner | 0980705 | 2015-08-13 14:53:41 -0700 | [diff] [blame] | 70 | int SetDpmsMode(uint32_t dpms_mode); |
Sean Paul | 5735541 | 2015-09-19 09:14:34 -0400 | [diff] [blame] | 71 | int SetDisplayMode(const DrmMode &display_mode); |
Sean Paul | 98e73c8 | 2015-06-24 14:38:49 -0700 | [diff] [blame] | 72 | |
Zach Reizner | 92f8e63 | 2015-10-12 17:47:13 -0700 | [diff] [blame] | 73 | int Plan(SquashState *squash, std::vector<DrmPlane *> *primary_planes, |
| 74 | std::vector<DrmPlane *> *overlay_planes); |
Sean Paul | acb2a44 | 2015-06-24 18:43:01 -0700 | [diff] [blame] | 75 | |
Zach Reizner | 0980705 | 2015-08-13 14:53:41 -0700 | [diff] [blame] | 76 | int CreateNextTimelineFence(); |
Zach Reizner | 92f8e63 | 2015-10-12 17:47:13 -0700 | [diff] [blame] | 77 | int SignalSquashDone() { |
| 78 | return IncreaseTimelineToPoint(timeline_squash_done_); |
| 79 | } |
| 80 | int SignalPreCompDone() { |
| 81 | return IncreaseTimelineToPoint(timeline_pre_comp_done_); |
| 82 | } |
| 83 | int SignalCompositionDone() { |
| 84 | return IncreaseTimelineToPoint(timeline_); |
| 85 | } |
| 86 | |
| 87 | std::vector<DrmHwcLayer> &layers() { |
| 88 | return layers_; |
| 89 | } |
| 90 | |
| 91 | std::vector<DrmCompositionRegion> &squash_regions() { |
| 92 | return squash_regions_; |
| 93 | } |
| 94 | |
| 95 | std::vector<DrmCompositionRegion> &pre_comp_regions() { |
| 96 | return pre_comp_regions_; |
| 97 | } |
| 98 | |
| 99 | std::vector<DrmCompositionPlane> &composition_planes() { |
| 100 | return composition_planes_; |
| 101 | } |
| 102 | |
| 103 | uint64_t frame_no() const { |
| 104 | return frame_no_; |
| 105 | } |
| 106 | |
| 107 | DrmCompositionType type() const { |
| 108 | return type_; |
| 109 | } |
| 110 | |
| 111 | uint32_t dpms_mode() const { |
| 112 | return dpms_mode_; |
| 113 | } |
| 114 | |
| 115 | const DrmMode &display_mode() const { |
| 116 | return display_mode_; |
| 117 | } |
| 118 | |
| 119 | DrmCrtc *crtc() const { |
| 120 | return crtc_; |
| 121 | } |
| 122 | |
| 123 | Importer *importer() const { |
| 124 | return importer_; |
| 125 | } |
| 126 | |
Zach Reizner | fd6dc33 | 2015-10-13 21:12:48 -0700 | [diff] [blame] | 127 | void Dump(std::ostringstream *out) const; |
| 128 | |
Zach Reizner | 92f8e63 | 2015-10-12 17:47:13 -0700 | [diff] [blame] | 129 | private: |
| 130 | bool validate_composition_type(DrmCompositionType desired); |
| 131 | |
Zach Reizner | 0980705 | 2015-08-13 14:53:41 -0700 | [diff] [blame] | 132 | int IncreaseTimelineToPoint(int point); |
| 133 | |
Zach Reizner | 5757e82 | 2015-10-16 19:06:31 -0700 | [diff] [blame] | 134 | int CreateAndAssignReleaseFences(); |
| 135 | |
Zach Reizner | 92f8e63 | 2015-10-12 17:47:13 -0700 | [diff] [blame] | 136 | DrmResources *drm_ = NULL; |
| 137 | DrmCrtc *crtc_ = NULL; |
| 138 | Importer *importer_ = NULL; |
Sean Paul | 98e73c8 | 2015-06-24 14:38:49 -0700 | [diff] [blame] | 139 | |
Zach Reizner | 92f8e63 | 2015-10-12 17:47:13 -0700 | [diff] [blame] | 140 | DrmCompositionType type_ = DRM_COMPOSITION_TYPE_EMPTY; |
| 141 | uint32_t dpms_mode_ = DRM_MODE_DPMS_ON; |
Sean Paul | 5735541 | 2015-09-19 09:14:34 -0400 | [diff] [blame] | 142 | DrmMode display_mode_; |
Sean Paul | bdc67bf | 2015-09-21 10:04:02 -0400 | [diff] [blame] | 143 | |
Zach Reizner | 92f8e63 | 2015-10-12 17:47:13 -0700 | [diff] [blame] | 144 | int timeline_fd_ = -1; |
| 145 | int timeline_ = 0; |
| 146 | int timeline_current_ = 0; |
| 147 | int timeline_squash_done_ = 0; |
| 148 | int timeline_pre_comp_done_ = 0; |
| 149 | |
Zach Reizner | 5757e82 | 2015-10-16 19:06:31 -0700 | [diff] [blame] | 150 | bool geometry_changed_; |
Zach Reizner | 92f8e63 | 2015-10-12 17:47:13 -0700 | [diff] [blame] | 151 | std::vector<DrmHwcLayer> layers_; |
| 152 | std::vector<DrmCompositionRegion> squash_regions_; |
| 153 | std::vector<DrmCompositionRegion> pre_comp_regions_; |
| 154 | std::vector<DrmCompositionPlane> composition_planes_; |
| 155 | |
| 156 | uint64_t frame_no_ = 0; |
Sean Paul | 98e73c8 | 2015-06-24 14:38:49 -0700 | [diff] [blame] | 157 | }; |
| 158 | } |
| 159 | |
| 160 | #endif // ANDROID_DRM_DISPLAY_COMPOSITION_H_ |