1 /*
2 * Copyright (c) 2015 - 2020, 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;
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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 __RESOURCE_INTERFACE_H__
26 #define __RESOURCE_INTERFACE_H__
27 
28 #include <core/display_interface.h>
29 #include "hw_info_types.h"
30 
31 namespace sdm {
32 
33 class ResourceInterface {
34  public:
35   enum ResourceCmd {
36     kCmdResetLUT,
37     kCmdGetDefaultClk,
38     kCmdDisableRotatorOneFrame,
39     kCmdSetDisplayState,
40     kCmdUpdateSyncHandle,
41     kCmdCheckEnforceSplit,
42     kCmdDedicatePipes,
43     kCmdGetResourceStatus,
44     kCmdMax,
45   };
46 
47   virtual DisplayError RegisterDisplay(int32_t display_id, DisplayType type,
48                                        const HWDisplayAttributes &display_attributes,
49                                        const HWPanelInfo &hw_panel_info,
50                                        const HWMixerAttributes &mixer_attributes,
51                                        Handle *display_ctx) = 0;
52   virtual DisplayError UnregisterDisplay(Handle display_ctx) = 0;
53   virtual DisplayError ReconfigureDisplay(Handle display_ctx,
54                                           const HWDisplayAttributes &display_attributes,
55                                           const HWPanelInfo &hw_panel_info,
56                                           const HWMixerAttributes &mixer_attributes) = 0;
57   virtual DisplayError Start(Handle display_ctx) = 0;
58   virtual DisplayError Stop(Handle display_ctx, HWLayers *hw_layers) = 0;
59   virtual DisplayError Prepare(Handle display_ctx, HWLayers *hw_layers) = 0;
60   virtual DisplayError PostPrepare(Handle display_ctx, HWLayers *hw_layers) = 0;
61   virtual DisplayError Commit(Handle display_ctx, HWLayers *hw_layers) = 0;
62   virtual DisplayError PostCommit(Handle display_ctx, HWLayers *hw_layers) = 0;
63   virtual void Purge(Handle display_ctx) = 0;
64   virtual DisplayError SetMaxMixerStages(Handle display_ctx, uint32_t max_mixer_stages) = 0;
65   virtual DisplayError ValidateScaling(const LayerRect &crop, const LayerRect &dst,
66                                        bool rotate90, BufferLayout layout,
67                                        bool use_rotator_downscale) = 0;
68   virtual DisplayError ValidateAndSetCursorPosition(Handle display_ctx, HWLayers *hw_layers,
69                                                     int x, int y,
70                                                     DisplayConfigVariableInfo *fb_config) = 0;
71   virtual DisplayError SetMaxBandwidthMode(HWBwModes mode) = 0;
72   virtual DisplayError GetScaleLutConfig(HWScaleLutInfo *lut_info) = 0;
73   virtual DisplayError SetDetailEnhancerData(Handle display_ctx,
74                                              const DisplayDetailEnhancerData &de_data) = 0;
75   virtual DisplayError UpdateSyncHandle(Handle display_ctx,
76                                         const shared_ptr<Fence> &sync_handle) = 0;
77   virtual DisplayError Perform(int cmd, ...) = 0;
78   virtual bool IsRotatorSupportedFormat(LayerBufferFormat format) = 0;
~ResourceInterface()79   virtual ~ResourceInterface() { }
80 };
81 
82 }  // namespace sdm
83 
84 #endif  // __RESOURCE_INTERFACE_H__
85 
86