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
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 <utils/constants.h>
31 #include <utils/debug.h>
32 #include <sync/sync.h>
33 #include <stdarg.h>
34 #ifndef USE_GRALLOC1
35 #include <gr.h>
36 #endif
37
38 #include "hwc_display_virtual.h"
39 #include "hwc_debugger.h"
40
41 #define __CLASS__ "HWCDisplayVirtual"
42
43 namespace sdm {
44
Create(CoreInterface * core_intf,HWCBufferAllocator * buffer_allocator,HWCCallbacks * callbacks,uint32_t width,uint32_t height,int32_t * format,HWCDisplay ** hwc_display)45 int HWCDisplayVirtual::Create(CoreInterface *core_intf, HWCBufferAllocator *buffer_allocator,
46 HWCCallbacks *callbacks, uint32_t width,
47 uint32_t height, int32_t *format, HWCDisplay **hwc_display) {
48 int status = 0;
49 HWCDisplayVirtual *hwc_display_virtual = new HWCDisplayVirtual(core_intf, buffer_allocator,
50 callbacks);
51
52 // TODO(user): Populate format correctly
53 DLOGI("Creating virtual display: w: %d h:%d format:0x%x", width, height, *format);
54
55 status = hwc_display_virtual->Init();
56 if (status) {
57 DLOGW("Failed to initialize virtual display");
58 delete hwc_display_virtual;
59 return status;
60 }
61
62 status = INT32(hwc_display_virtual->SetPowerMode(HWC2::PowerMode::On));
63 if (status) {
64 DLOGW("Failed to set power mode on virtual display");
65 Destroy(hwc_display_virtual);
66 return status;
67 }
68
69 status = hwc_display_virtual->SetConfig(width, height);
70 if (status) {
71 Destroy(hwc_display_virtual);
72 return status;
73 }
74
75 // TODO(user): Validate that we support this width/height
76 status = hwc_display_virtual->SetFrameBufferResolution(width, height);
77
78 if (status) {
79 DLOGW("Failed to set virtual display FB resolution");
80 Destroy(hwc_display_virtual);
81 return status;
82 }
83
84 *hwc_display = static_cast<HWCDisplay *>(hwc_display_virtual);
85
86 return 0;
87 }
88
Destroy(HWCDisplay * hwc_display)89 void HWCDisplayVirtual::Destroy(HWCDisplay *hwc_display) {
90 hwc_display->Deinit();
91 delete hwc_display;
92 }
93
HWCDisplayVirtual(CoreInterface * core_intf,HWCBufferAllocator * buffer_allocator,HWCCallbacks * callbacks)94 HWCDisplayVirtual::HWCDisplayVirtual(CoreInterface *core_intf, HWCBufferAllocator *buffer_allocator,
95 HWCCallbacks *callbacks)
96 : HWCDisplay(core_intf, callbacks, kVirtual, HWC_DISPLAY_VIRTUAL, false, NULL,
97 DISPLAY_CLASS_VIRTUAL, buffer_allocator) {
98 }
99
Init()100 int HWCDisplayVirtual::Init() {
101 output_buffer_ = new LayerBuffer();
102 return HWCDisplay::Init();
103 }
104
Deinit()105 int HWCDisplayVirtual::Deinit() {
106 int status = 0;
107 if (output_buffer_) {
108 delete output_buffer_;
109 output_buffer_ = nullptr;
110 }
111 status = HWCDisplay::Deinit();
112
113 return status;
114 }
115
Validate(uint32_t * out_num_types,uint32_t * out_num_requests)116 HWC2::Error HWCDisplayVirtual::Validate(uint32_t *out_num_types, uint32_t *out_num_requests) {
117 auto status = HWC2::Error::None;
118
119 if (display_paused_) {
120 MarkLayersForGPUBypass();
121 return status;
122 }
123
124 BuildLayerStack();
125 layer_stack_.output_buffer = output_buffer_;
126 status = PrepareLayerStack(out_num_types, out_num_requests);
127 return status;
128 }
129
Present(int32_t * out_retire_fence)130 HWC2::Error HWCDisplayVirtual::Present(int32_t *out_retire_fence) {
131 auto status = HWC2::Error::None;
132 if (display_paused_) {
133 DisplayError error = display_intf_->Flush();
134 validated_.reset();
135 if (error != kErrorNone) {
136 DLOGE("Flush failed. Error = %d", error);
137 }
138 } else {
139 status = HWCDisplay::CommitLayerStack();
140 if (status == HWC2::Error::None) {
141 if (dump_frame_count_ && !flush_ && dump_output_layer_) {
142 if (output_handle_ && output_handle_->base) {
143 BufferInfo buffer_info;
144 const private_handle_t *output_handle =
145 reinterpret_cast<const private_handle_t *>(output_buffer_->buffer_id);
146 buffer_info.buffer_config.width = static_cast<uint32_t>(output_handle->width);
147 buffer_info.buffer_config.height = static_cast<uint32_t>(output_handle->height);
148 buffer_info.buffer_config.format =
149 GetSDMFormat(output_handle->format, output_handle->flags);
150 buffer_info.alloc_buffer_info.size = static_cast<uint32_t>(output_handle->size);
151 DumpOutputBuffer(buffer_info, reinterpret_cast<void *>(output_handle->base),
152 layer_stack_.retire_fence_fd);
153 }
154 }
155
156 status = HWCDisplay::PostCommitLayerStack(out_retire_fence);
157 }
158 }
159 CloseAcquireFds();
160 close(output_buffer_->acquire_fence_fd);
161 return status;
162 }
163
SetConfig(uint32_t width,uint32_t height)164 int HWCDisplayVirtual::SetConfig(uint32_t width, uint32_t height) {
165 DisplayConfigVariableInfo variable_info;
166 variable_info.x_pixels = width;
167 variable_info.y_pixels = height;
168 // TODO(user): Need to get the framerate of primary display and update it.
169 variable_info.fps = 60;
170 return display_intf_->SetActiveConfig(&variable_info);
171 }
172
SetOutputBuffer(buffer_handle_t buf,int32_t release_fence)173 HWC2::Error HWCDisplayVirtual::SetOutputBuffer(buffer_handle_t buf, int32_t release_fence) {
174 if (buf == nullptr || release_fence == 0) {
175 return HWC2::Error::BadParameter;
176 }
177 const private_handle_t *output_handle = static_cast<const private_handle_t *>(buf);
178
179 // Fill output buffer parameters (width, height, format, plane information, fence)
180 output_buffer_->acquire_fence_fd = dup(release_fence);
181
182 if (output_handle) {
183 output_handle_ = output_handle;
184 output_buffer_->buffer_id = reinterpret_cast<uint64_t>(output_handle);
185 int output_handle_format = output_handle->format;
186
187 if (output_handle_format == HAL_PIXEL_FORMAT_RGBA_8888) {
188 output_handle_format = HAL_PIXEL_FORMAT_RGBX_8888;
189 }
190
191 output_buffer_->format = GetSDMFormat(output_handle_format, output_handle->flags);
192
193 if (output_buffer_->format == kFormatInvalid) {
194 return HWC2::Error::BadParameter;
195 }
196
197 int aligned_width, aligned_height;
198 #ifdef USE_GRALLOC1
199 buffer_allocator_->GetCustomWidthAndHeight(output_handle, &aligned_width, &aligned_height);
200 #else
201 AdrenoMemInfo::getInstance().getAlignedWidthAndHeight(output_handle, aligned_width,
202 aligned_height);
203 #endif
204
205 output_buffer_->width = UINT32(aligned_width);
206 output_buffer_->height = UINT32(aligned_height);
207 output_buffer_->unaligned_width = UINT32(output_handle->unaligned_width);
208 output_buffer_->unaligned_height = UINT32(output_handle->unaligned_height);
209 output_buffer_->flags.secure = 0;
210 output_buffer_->flags.video = 0;
211
212 if (sdm::SetCSC(output_handle, &output_buffer_->color_metadata) != kErrorNone) {
213 return HWC2::Error::BadParameter;
214 }
215
216 // TZ Protected Buffer - L1
217 if (output_handle->flags & private_handle_t::PRIV_FLAGS_SECURE_BUFFER) {
218 output_buffer_->flags.secure = 1;
219 }
220
221 // ToDo: Need to extend for non-RGB formats
222 output_buffer_->planes[0].fd = output_handle->fd;
223 output_buffer_->planes[0].offset = output_handle->offset;
224 output_buffer_->planes[0].stride = UINT32(output_handle->width);
225 }
226
227 return HWC2::Error::None;
228 }
229
SetFrameDumpConfig(uint32_t count,uint32_t bit_mask_layer_type)230 void HWCDisplayVirtual::SetFrameDumpConfig(uint32_t count, uint32_t bit_mask_layer_type) {
231 HWCDisplay::SetFrameDumpConfig(count, bit_mask_layer_type);
232 dump_output_layer_ = ((bit_mask_layer_type & (1 << OUTPUT_LAYER_DUMP)) != 0);
233
234 DLOGI("output_layer_dump_enable %d", dump_output_layer_);
235 }
236
237 } // namespace sdm
238