1 /*
2 * Copyright (c) 2015, 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 __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   virtual DisplayError RegisterDisplay(DisplayType type, const HWDisplayAttributes &attributes,
36                                        const HWPanelInfo &hw_panel_info, Handle *display_ctx) = 0;
37   virtual DisplayError UnregisterDisplay(Handle display_ctx) = 0;
38   virtual void ReconfigureDisplay(Handle display_ctx, const HWDisplayAttributes &attributes,
39                                   const HWPanelInfo &hw_panel_info) = 0;
40   virtual DisplayError Start(Handle display_ctx) = 0;
41   virtual DisplayError Stop(Handle display_ctx) = 0;
42   virtual DisplayError Acquire(Handle display_ctx, HWLayers *hw_layers) = 0;
43   virtual DisplayError PostPrepare(Handle display_ctx, HWLayers *hw_layers) = 0;
44   virtual DisplayError PostCommit(Handle display_ctx, HWLayers *hw_layers) = 0;
45   virtual void Purge(Handle display_ctx) = 0;
46   virtual DisplayError SetMaxMixerStages(Handle display_ctx, uint32_t max_mixer_stages) = 0;
47   virtual DisplayError ValidateScaling(const LayerRect &crop, const LayerRect &dst,
48                                        bool rotate90, bool ubwc_tiled,
49                                        bool use_rotator_downscale) = 0;
50   virtual DisplayError ValidateCursorConfig(Handle display_ctx, const Layer &layer,
51                                             bool is_top) = 0;
52   virtual DisplayError ValidateCursorPosition(Handle display_ctx, HWLayers *hw_layers,
53                                               int x, int y) = 0;
54   virtual DisplayError SetMaxBandwidthMode(HWBwModes mode) = 0;
55 
56  protected:
~ResourceInterface()57   virtual ~ResourceInterface() { }
58 };
59 
60 }  // namespace sdm
61 
62 #endif  // __RESOURCE_INTERFACE_H__
63 
64