1 /*
2 * Copyright (c) 2018-2020, The Linux Foundation. All rights reserved.
3 *
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions are
6 * met:
7 * * Redistributions of source code must retain the above copyright
8 * notice, this list of conditions and the following disclaimer.
9 * * Redistributions in binary form must reproduce the above
10 * copyright notice, this list of conditions and the following
11 * disclaimer in the documentation and/or other materials provided
12 * with the distribution.
13 * * Neither the name of The Linux Foundation nor the names of its
14 * contributors may be used to endorse or promote products derived
15 * from this software without specific prior written permission.
16 *
17 * THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED
18 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
19 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT
20 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS
21 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
22 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
23 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
24 * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
25 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
26 * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
27 * IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
28 */
29
30 #include "hwc_display_dummy.h"
31 #include <utils/debug.h>
32
33 #define __CLASS__ "HWCDisplayDummy"
34
35 namespace sdm {
36
Create(CoreInterface * core_intf,BufferAllocator * buffer_allocator,HWCCallbacks * callbacks,HWCDisplayEventHandler * event_handler,qService::QService * qservice,hwc2_display_t id,int32_t sdm_id,HWCDisplay ** hwc_display)37 int HWCDisplayDummy::Create(CoreInterface *core_intf, BufferAllocator *buffer_allocator,
38 HWCCallbacks *callbacks, HWCDisplayEventHandler *event_handler,
39 qService::QService *qservice, hwc2_display_t id, int32_t sdm_id,
40 HWCDisplay **hwc_display) {
41 HWCDisplay *hwc_display_dummy = new HWCDisplayDummy(core_intf, buffer_allocator, callbacks,
42 event_handler, qservice, id, sdm_id);
43 *hwc_display = hwc_display_dummy;
44 return kErrorNone;
45 }
46
Destroy(HWCDisplay * hwc_display)47 void HWCDisplayDummy::Destroy(HWCDisplay *hwc_display) {
48 delete hwc_display;
49 }
50
Validate(uint32_t * out_num_types,uint32_t * out_num_requests)51 HWC2::Error HWCDisplayDummy::Validate(uint32_t *out_num_types, uint32_t *out_num_requests) {
52 return HWC2::Error::None;
53 }
54
Present(shared_ptr<Fence> * out_retire_fence)55 HWC2::Error HWCDisplayDummy::Present(shared_ptr<Fence> *out_retire_fence) {
56 for (auto hwc_layer : layer_set_) {
57 hwc_layer->PushBackReleaseFence(nullptr);
58 }
59 return HWC2::Error::None;
60 }
61
SetColorMode(ColorMode mode)62 HWC2::Error HWCDisplayDummy::SetColorMode(ColorMode mode) {
63 return HWC2::Error::None;
64 }
65
HWCDisplayDummy(CoreInterface * core_intf,BufferAllocator * buffer_allocator,HWCCallbacks * callbacks,HWCDisplayEventHandler * event_handler,qService::QService * qservice,hwc2_display_t id,int32_t sdm_id)66 HWCDisplayDummy::HWCDisplayDummy(CoreInterface *core_intf, BufferAllocator *buffer_allocator,
67 HWCCallbacks *callbacks, HWCDisplayEventHandler *event_handler,
68 qService::QService *qservice, hwc2_display_t id,
69 int32_t sdm_id) :HWCDisplay(core_intf, buffer_allocator,
70 callbacks, event_handler, qservice, kBuiltIn, id, sdm_id,
71 DISPLAY_CLASS_BUILTIN) {
72 DisplayConfigVariableInfo config;
73 config.x_pixels = 720;
74 config.y_pixels = 1280;
75 config.x_dpi = 200.0f;
76 config.y_dpi = 200.0f;
77 config.fps = 60;
78 config.vsync_period_ns = 16600000;
79 display_null_.SetFrameBufferConfig(config);
80 num_configs_ = 1;
81 display_intf_ = &display_null_;
82 }
83
GetActiveConfig(hwc2_config_t * out_config)84 HWC2::Error HWCDisplayDummy::GetActiveConfig(hwc2_config_t *out_config) {
85 *out_config = 0;
86 return HWC2::Error::None;
87 }
88
UpdatePowerMode(HWC2::PowerMode mode)89 HWC2::Error HWCDisplayDummy::UpdatePowerMode(HWC2::PowerMode mode) {
90 current_power_mode_ = mode;
91 return HWC2::Error::None;
92 }
93
SetVsyncEnabled(HWC2::Vsync enabled)94 HWC2::Error HWCDisplayDummy::SetVsyncEnabled(HWC2::Vsync enabled) {
95 bool state = false;
96 if (enabled == HWC2::Vsync::Enable) {
97 state = true;
98 }
99 vsync_enable_ = state;
100 return HWC2::Error::None;
101 }
102
VsyncEnablePending()103 bool HWCDisplayDummy::VsyncEnablePending() {
104 return vsync_enable_;
105 }
GetDisplayVsyncPeriod(VsyncPeriodNanos * vsync_period)106 HWC2::Error HWCDisplayDummy::GetDisplayVsyncPeriod(VsyncPeriodNanos *vsync_period) {
107 *vsync_period = vsync_period_;
108 return HWC2::Error::None;
109 }
SetDisplayVsyncPeriod(VsyncPeriodNanos vsync_period)110 HWC2::Error HWCDisplayDummy::SetDisplayVsyncPeriod(VsyncPeriodNanos vsync_period) {
111 vsync_period_ = vsync_period;
112 return HWC2::Error::None;
113 }
114
SetClientTarget(buffer_handle_t target,shared_ptr<Fence> acquire_fence,int32_t dataspace,hwc_region_t damage)115 HWC2::Error HWCDisplayDummy::SetClientTarget(buffer_handle_t target,
116 shared_ptr<Fence> acquire_fence,
117 int32_t dataspace, hwc_region_t damage) {
118 client_target_handle_ = target;
119 client_acquire_fence_ = acquire_fence;
120 client_dataspace_ = dataspace;
121 client_damage_region_ = damage;
122 return HWC2::Error::None;
123 }
124
125 } // namespace sdm
126