1 /* 2 * Copyright (c) 2014-2017, The Linux Foundation. All rights reserved. 3 * 4 * Redistribution and use in source and binary forms, with or without modification, are permitted 5 * provided that the following conditions are met: 6 * * Redistributions of source code must retain the above copyright notice, this list of 7 * conditions and the following disclaimer. 8 * * Redistributions in binary form must reproduce the above copyright notice, this list of 9 * conditions and the following disclaimer in the documentation and/or other materials provided 10 * with the distribution. 11 * * Neither the name of The Linux Foundation nor the names of its contributors may be used to 12 * endorse or promote products derived from this software without specific prior written 13 * permission. 14 * 15 * THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 16 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND 17 * NON-INFRINGEMENT ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE 18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, 19 * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; 20 * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, 21 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 22 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 23 */ 24 25 #ifndef __DISPLAY_BASE_H__ 26 #define __DISPLAY_BASE_H__ 27 28 #include <core/display_interface.h> 29 #include <private/strategy_interface.h> 30 #include <private/color_interface.h> 31 32 #include <map> 33 #include <mutex> 34 #include <string> 35 #include <vector> 36 37 #include "hw_interface.h" 38 #include "comp_manager.h" 39 #include "color_manager.h" 40 #include "hw_events_interface.h" 41 42 namespace sdm { 43 44 using std::recursive_mutex; 45 using std::lock_guard; 46 47 class DisplayBase : public DisplayInterface, DumpImpl { 48 public: 49 DisplayBase(DisplayType display_type, DisplayEventHandler *event_handler, 50 HWDeviceType hw_device_type, BufferSyncHandler *buffer_sync_handler, 51 CompManager *comp_manager, HWInfoInterface *hw_info_intf); 52 virtual ~DisplayBase() { } 53 virtual DisplayError Init(); 54 virtual DisplayError Deinit(); 55 DisplayError Prepare(LayerStack *layer_stack); 56 DisplayError Commit(LayerStack *layer_stack); 57 virtual DisplayError Flush(); 58 virtual DisplayError GetDisplayState(DisplayState *state); 59 virtual DisplayError GetNumVariableInfoConfigs(uint32_t *count); 60 virtual DisplayError GetConfig(uint32_t index, DisplayConfigVariableInfo *variable_info); 61 virtual DisplayError GetConfig(DisplayConfigFixedInfo *variable_info); 62 virtual DisplayError GetActiveConfig(uint32_t *index); 63 virtual DisplayError GetVSyncState(bool *enabled); 64 virtual DisplayError SetDisplayState(DisplayState state); 65 virtual DisplayError SetActiveConfig(uint32_t index); 66 virtual DisplayError SetActiveConfig(DisplayConfigVariableInfo *variable_info) { 67 return kErrorNotSupported; 68 } 69 virtual DisplayError SetMaxMixerStages(uint32_t max_mixer_stages); 70 virtual DisplayError ControlPartialUpdate(bool enable, uint32_t *pending) { 71 return kErrorNotSupported; 72 } 73 virtual DisplayError DisablePartialUpdateOneFrame() { 74 return kErrorNotSupported; 75 } 76 virtual DisplayError SetDisplayMode(uint32_t mode) { 77 return kErrorNotSupported; 78 } 79 virtual bool IsUnderscanSupported() { 80 return false; 81 } 82 virtual DisplayError SetPanelBrightness(int level) { 83 return kErrorNotSupported; 84 } 85 virtual DisplayError CachePanelBrightness(int level) { 86 return kErrorNotSupported; 87 } 88 virtual DisplayError OnMinHdcpEncryptionLevelChange(uint32_t min_enc_level) { 89 return kErrorNotSupported; 90 } 91 virtual DisplayError ColorSVCRequestRoute(const PPDisplayAPIPayload &in_payload, 92 PPDisplayAPIPayload *out_payload, 93 PPPendingParams *pending_action); 94 virtual DisplayError GetColorModeCount(uint32_t *mode_count); 95 virtual DisplayError GetColorModes(uint32_t *mode_count, std::vector<std::string> *color_modes); 96 virtual DisplayError GetColorModeAttr(const std::string &color_mode, AttrVal *attr); 97 virtual DisplayError SetColorMode(const std::string &color_mode); 98 virtual DisplayError SetColorModeById(int32_t color_mode_id); 99 virtual DisplayError SetColorTransform(const uint32_t length, const double *color_transform); 100 virtual DisplayError GetDefaultColorMode(std::string *color_mode); 101 virtual DisplayError ApplyDefaultDisplayMode(void); 102 virtual DisplayError SetCursorPosition(int x, int y); 103 virtual DisplayError GetRefreshRateRange(uint32_t *min_refresh_rate, uint32_t *max_refresh_rate); 104 virtual DisplayError GetPanelBrightness(int *level) { 105 return kErrorNotSupported; 106 } 107 virtual DisplayError SetVSyncState(bool enable); 108 virtual void SetIdleTimeoutMs(uint32_t active_ms) {} 109 virtual DisplayError SetMixerResolution(uint32_t width, uint32_t height); 110 virtual DisplayError GetMixerResolution(uint32_t *width, uint32_t *height); 111 virtual DisplayError SetFrameBufferConfig(const DisplayConfigVariableInfo &variable_info); 112 virtual DisplayError GetFrameBufferConfig(DisplayConfigVariableInfo *variable_info); 113 virtual DisplayError SetDetailEnhancerData(const DisplayDetailEnhancerData &de_data); 114 virtual DisplayError GetDisplayPort(DisplayPort *port); 115 virtual bool IsPrimaryDisplay(); 116 virtual DisplayError SetCompositionState(LayerComposition composition_type, bool enable); 117 118 protected: 119 DisplayError BuildLayerStackStats(LayerStack *layer_stack); 120 virtual DisplayError ValidateGPUTargetParams(); 121 void CommitLayerParams(LayerStack *layer_stack); 122 void PostCommitLayerParams(LayerStack *layer_stack); 123 DisplayError HandleHDR(LayerStack *layer_stack); 124 125 // DumpImpl method 126 void AppendDump(char *buffer, uint32_t length); 127 128 const char *GetName(const LayerComposition &composition); 129 DisplayError ReconfigureDisplay(); 130 bool NeedsMixerReconfiguration(LayerStack *layer_stack, uint32_t *new_mixer_width, 131 uint32_t *new_mixer_height); 132 DisplayError ReconfigureMixer(uint32_t width, uint32_t height); 133 bool NeedsDownScale(const LayerRect &src_rect, const LayerRect &dst_rect, bool needs_rotation); 134 DisplayError InitializeColorModes(); 135 DisplayError SetColorModeInternal(const std::string &color_mode); 136 DisplayError GetValueOfModeAttribute(const AttrVal &attr, const std::string &type, 137 std::string *value); 138 DisplayError GetHdrColorMode(std::string *color_mode, bool *found_hdr); 139 bool IsSupportColorModeAttribute(const std::string &color_mode); 140 141 static std::bitset<kDisplayMax> needs_validate_; 142 recursive_mutex recursive_mutex_; 143 DisplayType display_type_; 144 DisplayEventHandler *event_handler_ = NULL; 145 HWDeviceType hw_device_type_; 146 HWInterface *hw_intf_ = NULL; 147 HWPanelInfo hw_panel_info_; 148 BufferSyncHandler *buffer_sync_handler_ = NULL; 149 CompManager *comp_manager_ = NULL; 150 DisplayState state_ = kStateOff; 151 bool active_ = false; 152 Handle hw_device_ = 0; 153 Handle display_comp_ctx_ = 0; 154 HWLayers hw_layers_; 155 bool vsync_enable_ = false; 156 uint32_t max_mixer_stages_ = 0; 157 HWInfoInterface *hw_info_intf_ = NULL; 158 ColorManagerProxy *color_mgr_ = NULL; // each display object owns its ColorManagerProxy 159 bool partial_update_control_ = true; 160 HWEventsInterface *hw_events_intf_ = NULL; 161 bool disable_pu_one_frame_ = false; 162 uint32_t num_color_modes_ = 0; 163 std::vector<SDEDisplayMode> color_modes_; 164 typedef std::map<std::string, SDEDisplayMode *> ColorModeMap; 165 ColorModeMap color_mode_map_ = {}; 166 typedef std::map<std::string, AttrVal> ColorModeAttrMap; 167 ColorModeAttrMap color_mode_attr_map_ = {}; 168 HWDisplayAttributes display_attributes_ = {}; 169 HWMixerAttributes mixer_attributes_ = {}; 170 DisplayConfigVariableInfo fb_config_ = {}; 171 uint32_t req_mixer_width_ = 0; 172 uint32_t req_mixer_height_ = 0; 173 std::string current_color_mode_ = "hal_native"; 174 bool hdr_playback_mode_ = false; 175 int disable_hdr_lut_gen_ = 0; 176 }; 177 178 } // namespace sdm 179 180 #endif // __DISPLAY_BASE_H__ 181