1 /* 2 * Copyright (c) 2014 - 2016, 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 #include <gr.h> 35 36 #include "hwc_display_virtual.h" 37 #include "hwc_debugger.h" 38 39 #define __CLASS__ "HWCDisplayVirtual" 40 41 namespace sdm { 42 43 int HWCDisplayVirtual::Create(CoreInterface *core_intf, HWCCallbacks *callbacks, uint32_t width, 44 uint32_t height, int32_t *format, HWCDisplay **hwc_display) { 45 int status = 0; 46 HWCDisplayVirtual *hwc_display_virtual = new HWCDisplayVirtual(core_intf, callbacks); 47 48 // TODO(user): Populate format correctly 49 DLOGI("Creating virtual display: w: %d h:%d format:0x%x", width, height, *format); 50 51 status = hwc_display_virtual->Init(); 52 if (status) { 53 DLOGW("Failed to initialize virtual display"); 54 delete hwc_display_virtual; 55 return status; 56 } 57 58 status = INT32(hwc_display_virtual->SetPowerMode(HWC2::PowerMode::On)); 59 if (status) { 60 DLOGW("Failed to set power mode on virtual display"); 61 Destroy(hwc_display_virtual); 62 return status; 63 } 64 65 status = hwc_display_virtual->SetConfig(width, height); 66 if (status) { 67 Destroy(hwc_display_virtual); 68 return status; 69 } 70 71 // TODO(user): Validate that we support this width/height 72 status = hwc_display_virtual->SetFrameBufferResolution(width, height); 73 74 if (status) { 75 DLOGW("Failed to set virtual display FB resolution"); 76 Destroy(hwc_display_virtual); 77 return status; 78 } 79 80 *hwc_display = static_cast<HWCDisplay *>(hwc_display_virtual); 81 82 return 0; 83 } 84 85 void HWCDisplayVirtual::Destroy(HWCDisplay *hwc_display) { 86 hwc_display->Deinit(); 87 delete hwc_display; 88 } 89 90 HWCDisplayVirtual::HWCDisplayVirtual(CoreInterface *core_intf, HWCCallbacks *callbacks) 91 : HWCDisplay(core_intf, callbacks, kVirtual, HWC_DISPLAY_VIRTUAL, false, NULL, 92 DISPLAY_CLASS_VIRTUAL) { 93 } 94 95 int HWCDisplayVirtual::Init() { 96 output_buffer_ = new LayerBuffer(); 97 return HWCDisplay::Init(); 98 } 99 100 int HWCDisplayVirtual::Deinit() { 101 int status = 0; 102 if (output_buffer_) { 103 delete output_buffer_; 104 output_buffer_ = nullptr; 105 } 106 status = HWCDisplay::Deinit(); 107 108 return status; 109 } 110 111 HWC2::Error HWCDisplayVirtual::Validate(uint32_t *out_num_types, uint32_t *out_num_requests) { 112 auto status = HWC2::Error::None; 113 114 if (display_paused_) { 115 MarkLayersForGPUBypass(); 116 return status; 117 } 118 119 BuildLayerStack(); 120 layer_stack_.output_buffer = output_buffer_; 121 status = PrepareLayerStack(out_num_types, out_num_requests); 122 return status; 123 } 124 125 HWC2::Error HWCDisplayVirtual::Present(int32_t *out_retire_fence) { 126 auto status = HWC2::Error::None; 127 if (display_paused_) { 128 DisplayError error = display_intf_->Flush(); 129 if (error != kErrorNone) { 130 DLOGE("Flush failed. Error = %d", error); 131 } 132 } else { 133 status = HWCDisplay::CommitLayerStack(); 134 if (status == HWC2::Error::None) { 135 if (dump_frame_count_ && !flush_ && dump_output_layer_) { 136 if (output_handle_ && output_handle_->base) { 137 BufferInfo buffer_info; 138 const private_handle_t *output_handle = 139 reinterpret_cast<const private_handle_t *>(output_buffer_->buffer_id); 140 buffer_info.buffer_config.width = static_cast<uint32_t>(output_handle->width); 141 buffer_info.buffer_config.height = static_cast<uint32_t>(output_handle->height); 142 buffer_info.buffer_config.format = 143 GetSDMFormat(output_handle->format, output_handle->flags); 144 buffer_info.alloc_buffer_info.size = static_cast<uint32_t>(output_handle->size); 145 DumpOutputBuffer(buffer_info, reinterpret_cast<void *>(output_handle->base), 146 layer_stack_.retire_fence_fd); 147 } 148 } 149 150 status = HWCDisplay::PostCommitLayerStack(out_retire_fence); 151 } 152 } 153 CloseAcquireFds(); 154 close(output_buffer_->acquire_fence_fd); 155 return status; 156 } 157 158 int HWCDisplayVirtual::SetConfig(uint32_t width, uint32_t height) { 159 DisplayConfigVariableInfo variable_info; 160 variable_info.x_pixels = width; 161 variable_info.y_pixels = height; 162 // TODO(user): Need to get the framerate of primary display and update it. 163 variable_info.fps = 60; 164 return display_intf_->SetActiveConfig(&variable_info); 165 } 166 167 HWC2::Error HWCDisplayVirtual::SetOutputBuffer(buffer_handle_t buf, int32_t release_fence) { 168 if (buf == nullptr || release_fence == 0) { 169 return HWC2::Error::BadParameter; 170 } 171 const private_handle_t *output_handle = static_cast<const private_handle_t *>(buf); 172 173 // Fill output buffer parameters (width, height, format, plane information, fence) 174 output_buffer_->acquire_fence_fd = dup(release_fence); 175 176 if (output_handle) { 177 output_handle_ = output_handle; 178 output_buffer_->buffer_id = reinterpret_cast<uint64_t>(output_handle); 179 int output_handle_format = output_handle->format; 180 181 if (output_handle_format == HAL_PIXEL_FORMAT_RGBA_8888) { 182 output_handle_format = HAL_PIXEL_FORMAT_RGBX_8888; 183 } 184 185 output_buffer_->format = GetSDMFormat(output_handle_format, output_handle->flags); 186 187 if (output_buffer_->format == kFormatInvalid) { 188 return HWC2::Error::BadParameter; 189 } 190 191 int aligned_width, aligned_height; 192 int unaligned_width, unaligned_height; 193 194 AdrenoMemInfo::getInstance().getAlignedWidthAndHeight(output_handle, aligned_width, 195 aligned_height); 196 AdrenoMemInfo::getInstance().getUnalignedWidthAndHeight(output_handle, unaligned_width, 197 unaligned_height); 198 199 output_buffer_->width = UINT32(aligned_width); 200 output_buffer_->height = UINT32(aligned_height); 201 output_buffer_->unaligned_width = UINT32(unaligned_width); 202 output_buffer_->unaligned_height = UINT32(unaligned_height); 203 // TODO(mkavm): Handle DRC and metadata changes 204 output_buffer_->flags.secure = 0; 205 output_buffer_->flags.video = 0; 206 207 // TZ Protected Buffer - L1 208 if (output_handle->flags & private_handle_t::PRIV_FLAGS_SECURE_BUFFER) { 209 output_buffer_->flags.secure = 1; 210 } 211 212 // ToDo: Need to extend for non-RGB formats 213 output_buffer_->planes[0].fd = output_handle->fd; 214 output_buffer_->planes[0].offset = output_handle->offset; 215 output_buffer_->planes[0].stride = UINT32(output_handle->width); 216 } 217 218 return HWC2::Error::None; 219 } 220 221 void HWCDisplayVirtual::SetFrameDumpConfig(uint32_t count, uint32_t bit_mask_layer_type) { 222 HWCDisplay::SetFrameDumpConfig(count, bit_mask_layer_type); 223 dump_output_layer_ = ((bit_mask_layer_type & (1 << OUTPUT_LAYER_DUMP)) != 0); 224 225 DLOGI("output_layer_dump_enable %d", dump_output_layer_); 226 } 227 228 } // namespace sdm 229