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, hwc_procs_t const **hwc_procs, 44 uint32_t primary_width, uint32_t primary_height, 45 hwc_display_contents_1_t *content_list, 46 HWCDisplay **hwc_display) { 47 int status = 0; 48 HWCDisplayVirtual *hwc_display_virtual = new HWCDisplayVirtual(core_intf, hwc_procs); 49 uint32_t virtual_width = 0, virtual_height = 0; 50 51 status = hwc_display_virtual->Init(); 52 if (status) { 53 delete hwc_display_virtual; 54 return status; 55 } 56 57 status = hwc_display_virtual->SetPowerMode(HWC_POWER_MODE_NORMAL); 58 if (status) { 59 Destroy(hwc_display_virtual); 60 return status; 61 } 62 63 // TODO(user): Need to update resolution(and not aligned resolution) on writeback. 64 status = hwc_display_virtual->SetOutputSliceFromMetadata(content_list); 65 if (status) { 66 Destroy(hwc_display_virtual); 67 return status; 68 } 69 70 hwc_display_virtual->GetMixerResolution(&virtual_width, &virtual_height); 71 72 if (content_list->numHwLayers < 1) { 73 Destroy(hwc_display_virtual); 74 return -1; 75 } 76 77 hwc_layer_1_t &fb_layer = content_list->hwLayers[content_list->numHwLayers-1]; 78 int fb_width = fb_layer.displayFrame.right - fb_layer.displayFrame.left; 79 int fb_height = fb_layer.displayFrame.bottom - fb_layer.displayFrame.top; 80 81 status = hwc_display_virtual->SetFrameBufferResolution(UINT32(fb_width), UINT32(fb_height)); 82 83 if (status) { 84 Destroy(hwc_display_virtual); 85 return status; 86 } 87 88 *hwc_display = static_cast<HWCDisplay *>(hwc_display_virtual); 89 90 return 0; 91 } 92 93 void HWCDisplayVirtual::Destroy(HWCDisplay *hwc_display) { 94 hwc_display->Deinit(); 95 delete hwc_display; 96 } 97 98 HWCDisplayVirtual::HWCDisplayVirtual(CoreInterface *core_intf, hwc_procs_t const **hwc_procs) 99 : HWCDisplay(core_intf, hwc_procs, kVirtual, HWC_DISPLAY_VIRTUAL, false, NULL, 100 DISPLAY_CLASS_VIRTUAL) { 101 } 102 103 int HWCDisplayVirtual::Init() { 104 output_buffer_ = new LayerBuffer(); 105 if (!output_buffer_) { 106 return -ENOMEM; 107 } 108 109 return HWCDisplay::Init(); 110 } 111 112 int HWCDisplayVirtual::Deinit() { 113 int status = 0; 114 115 status = HWCDisplay::Deinit(); 116 if (status) { 117 return status; 118 } 119 120 if (output_buffer_) { 121 delete output_buffer_; 122 output_buffer_ = NULL; 123 } 124 125 return status; 126 } 127 128 int HWCDisplayVirtual::Prepare(hwc_display_contents_1_t *content_list) { 129 int status = 0; 130 131 status = SetOutputSliceFromMetadata(content_list); 132 if (status) { 133 return status; 134 } 135 136 if (display_paused_) { 137 MarkLayersForGPUBypass(content_list); 138 return status; 139 } 140 141 status = AllocateLayerStack(content_list); 142 if (status) { 143 return status; 144 } 145 146 status = SetOutputBuffer(content_list); 147 if (status) { 148 return status; 149 } 150 151 status = PrePrepareLayerStack(content_list); 152 if (status) { 153 return status; 154 } 155 156 status = PrepareLayerStack(content_list); 157 if (status) { 158 return status; 159 } 160 161 return 0; 162 } 163 164 int HWCDisplayVirtual::Commit(hwc_display_contents_1_t *content_list) { 165 int status = 0; 166 if (display_paused_) { 167 DisplayError error = display_intf_->Flush(); 168 if (error != kErrorNone) { 169 DLOGE("Flush failed. Error = %d", error); 170 } 171 return status; 172 } 173 174 CommitOutputBufferParams(content_list); 175 176 status = HWCDisplay::CommitLayerStack(content_list); 177 if (status) { 178 return status; 179 } 180 181 if (dump_frame_count_ && !flush_ && dump_output_layer_) { 182 const private_handle_t *output_handle = (const private_handle_t *)(content_list->outbuf); 183 if (output_handle && output_handle->base) { 184 BufferInfo buffer_info; 185 buffer_info.buffer_config.width = static_cast<uint32_t>(output_handle->width); 186 buffer_info.buffer_config.height = static_cast<uint32_t>(output_handle->height); 187 buffer_info.buffer_config.format = GetSDMFormat(output_handle->format, output_handle->flags); 188 buffer_info.alloc_buffer_info.size = static_cast<uint32_t>(output_handle->size); 189 DumpOutputBuffer(buffer_info, reinterpret_cast<void *>(output_handle->base), 190 layer_stack_.retire_fence_fd); 191 } 192 } 193 194 status = HWCDisplay::PostCommitLayerStack(content_list); 195 if (status) { 196 return status; 197 } 198 199 return 0; 200 } 201 202 int HWCDisplayVirtual::SetOutputSliceFromMetadata(hwc_display_contents_1_t *content_list) { 203 const private_handle_t *output_handle = 204 static_cast<const private_handle_t *>(content_list->outbuf); 205 DisplayError error = kErrorNone; 206 int status = 0; 207 208 if (output_handle) { 209 int output_handle_format = output_handle->format; 210 if (output_handle_format == HAL_PIXEL_FORMAT_RGBA_8888) { 211 output_handle_format = HAL_PIXEL_FORMAT_RGBX_8888; 212 } 213 214 LayerBufferFormat format = GetSDMFormat(output_handle_format, output_handle->flags); 215 if (format == kFormatInvalid) { 216 return -EINVAL; 217 } 218 219 int active_width; 220 int active_height; 221 222 AdrenoMemInfo::getInstance().getAlignedWidthAndHeight(output_handle, active_width, 223 active_height); 224 225 if ((active_width != INT(output_buffer_->width)) || 226 (active_height!= INT(output_buffer_->height)) || 227 (format != output_buffer_->format)) { 228 // Populate virtual display attributes based on displayFrame of FBT. 229 // For DRC, use width and height populated in metadata (unaligned values) 230 // for setting attributes of virtual display. This is needed because if 231 // we use aligned width and height, scaling will be required for FBT layer. 232 DisplayConfigVariableInfo variable_info; 233 hwc_layer_1_t &fbt_layer = content_list->hwLayers[content_list->numHwLayers-1]; 234 hwc_rect_t &frame = fbt_layer.displayFrame; 235 int fbt_width = frame.right - frame.left; 236 int fbt_height = frame.bottom - frame.top; 237 const MetaData_t *meta_data = reinterpret_cast<MetaData_t *>(output_handle->base_metadata); 238 if (meta_data && meta_data->operation & UPDATE_BUFFER_GEOMETRY) { 239 variable_info.x_pixels = UINT32(meta_data->bufferDim.sliceWidth); 240 variable_info.y_pixels = UINT32(meta_data->bufferDim.sliceHeight); 241 } else { 242 variable_info.x_pixels = UINT32(fbt_width); 243 variable_info.y_pixels = UINT32(fbt_height); 244 } 245 // TODO(user): Need to get the framerate of primary display and update it. 246 variable_info.fps = 60; 247 248 error = display_intf_->SetActiveConfig(&variable_info); 249 if (error != kErrorNone) { 250 return -EINVAL; 251 } 252 253 status = SetOutputBuffer(content_list); 254 if (status) { 255 return status; 256 } 257 } 258 } 259 260 return 0; 261 } 262 263 int HWCDisplayVirtual::SetOutputBuffer(hwc_display_contents_1_t *content_list) { 264 const private_handle_t *output_handle = 265 static_cast<const private_handle_t *>(content_list->outbuf); 266 267 if (output_handle) { 268 int output_handle_format = output_handle->format; 269 270 if (output_handle_format == HAL_PIXEL_FORMAT_RGBA_8888) { 271 output_handle_format = HAL_PIXEL_FORMAT_RGBX_8888; 272 } 273 274 output_buffer_->format = GetSDMFormat(output_handle_format, output_handle->flags); 275 276 if (output_buffer_->format == kFormatInvalid) { 277 return -EINVAL; 278 } 279 280 int aligned_width, aligned_height; 281 int unaligned_width, unaligned_height; 282 283 AdrenoMemInfo::getInstance().getAlignedWidthAndHeight(output_handle, aligned_width, 284 aligned_height); 285 AdrenoMemInfo::getInstance().getUnalignedWidthAndHeight(output_handle, unaligned_width, 286 unaligned_height); 287 288 output_buffer_->width = UINT32(aligned_width); 289 output_buffer_->height = UINT32(aligned_height); 290 output_buffer_->unaligned_width = UINT32(unaligned_width); 291 output_buffer_->unaligned_height = UINT32(unaligned_height); 292 output_buffer_->flags.secure = 0; 293 output_buffer_->flags.video = 0; 294 295 // TZ Protected Buffer - L1 296 if (output_handle->flags & private_handle_t::PRIV_FLAGS_SECURE_BUFFER) { 297 output_buffer_->flags.secure = 1; 298 } 299 } 300 301 layer_stack_.output_buffer = output_buffer_; 302 303 return 0; 304 } 305 306 void HWCDisplayVirtual::CommitOutputBufferParams(hwc_display_contents_1_t *content_list) { 307 const private_handle_t *output_handle = 308 static_cast<const private_handle_t *>(content_list->outbuf); 309 310 // Fill output buffer parameters (width, height, format, plane information, fence) 311 output_buffer_->acquire_fence_fd = content_list->outbufAcquireFenceFd; 312 313 if (output_handle) { 314 // ToDo: Need to extend for non-RGB formats 315 output_buffer_->planes[0].fd = output_handle->fd; 316 output_buffer_->planes[0].offset = output_handle->offset; 317 output_buffer_->planes[0].stride = UINT32(output_handle->width); 318 } 319 } 320 321 void HWCDisplayVirtual::SetFrameDumpConfig(uint32_t count, uint32_t bit_mask_layer_type) { 322 HWCDisplay::SetFrameDumpConfig(count, bit_mask_layer_type); 323 dump_output_layer_ = ((bit_mask_layer_type & (1 << OUTPUT_LAYER_DUMP)) != 0); 324 325 DLOGI("output_layer_dump_enable %d", dump_output_layer_); 326 } 327 328 } // namespace sdm 329 330