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->GetPanelResolution(&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), 100 dump_output_layer_(false), output_buffer_(NULL) { 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 } 123 124 return status; 125 } 126 127 int HWCDisplayVirtual::Prepare(hwc_display_contents_1_t *content_list) { 128 int status = 0; 129 130 status = SetOutputSliceFromMetadata(content_list); 131 if (status) { 132 return status; 133 } 134 135 if (display_paused_) { 136 MarkLayersForGPUBypass(content_list); 137 return status; 138 } 139 140 status = AllocateLayerStack(content_list); 141 if (status) { 142 return status; 143 } 144 145 status = SetOutputBuffer(content_list); 146 if (status) { 147 return status; 148 } 149 150 status = PrePrepareLayerStack(content_list); 151 if (status) { 152 return status; 153 } 154 155 status = PrepareLayerStack(content_list); 156 if (status) { 157 return status; 158 } 159 160 return 0; 161 } 162 163 int HWCDisplayVirtual::Commit(hwc_display_contents_1_t *content_list) { 164 int status = 0; 165 if (display_paused_) { 166 DisplayError error = display_intf_->Flush(); 167 if (error != kErrorNone) { 168 DLOGE("Flush failed. Error = %d", error); 169 } 170 return status; 171 } 172 173 status = HWCDisplay::CommitLayerStack(content_list); 174 if (status) { 175 return status; 176 } 177 178 DumpOutputBuffer(content_list); 179 180 status = HWCDisplay::PostCommitLayerStack(content_list); 181 if (status) { 182 return status; 183 } 184 185 return 0; 186 } 187 188 int HWCDisplayVirtual::SetOutputSliceFromMetadata(hwc_display_contents_1_t *content_list) { 189 const private_handle_t *output_handle = 190 static_cast<const private_handle_t *>(content_list->outbuf); 191 DisplayError error = kErrorNone; 192 int status = 0; 193 194 if (output_handle) { 195 int output_handle_format = output_handle->format; 196 if (output_handle_format == HAL_PIXEL_FORMAT_RGBA_8888) { 197 output_handle_format = HAL_PIXEL_FORMAT_RGBX_8888; 198 } 199 200 LayerBufferFormat format = GetSDMFormat(output_handle_format, output_handle->flags); 201 if (format == kFormatInvalid) { 202 return -EINVAL; 203 } 204 205 int active_width; 206 int active_height; 207 208 AdrenoMemInfo::getInstance().getAlignedWidthAndHeight(output_handle, active_width, 209 active_height); 210 211 if ((active_width != INT(output_buffer_->width)) || 212 (active_height!= INT(output_buffer_->height)) || 213 (format != output_buffer_->format)) { 214 // Populate virtual display attributes based on displayFrame of FBT. 215 // For DRC, use width and height populated in metadata (unaligned values) 216 // for setting attributes of virtual display. This is needed because if 217 // we use aligned width and height, scaling will be required for FBT layer. 218 DisplayConfigVariableInfo variable_info; 219 hwc_layer_1_t &fbt_layer = content_list->hwLayers[content_list->numHwLayers-1]; 220 hwc_rect_t &frame = fbt_layer.displayFrame; 221 int fbt_width = frame.right - frame.left; 222 int fbt_height = frame.bottom - frame.top; 223 const MetaData_t *meta_data = reinterpret_cast<MetaData_t *>(output_handle->base_metadata); 224 if (meta_data && meta_data->operation & UPDATE_BUFFER_GEOMETRY) { 225 variable_info.x_pixels = UINT32(meta_data->bufferDim.sliceWidth); 226 variable_info.y_pixels = UINT32(meta_data->bufferDim.sliceHeight); 227 } else { 228 variable_info.x_pixels = UINT32(fbt_width); 229 variable_info.y_pixels = UINT32(fbt_height); 230 } 231 // TODO(user): Need to get the framerate of primary display and update it. 232 variable_info.fps = 60; 233 234 error = display_intf_->SetActiveConfig(&variable_info); 235 if (error != kErrorNone) { 236 return -EINVAL; 237 } 238 239 status = SetOutputBuffer(content_list); 240 if (status) { 241 return status; 242 } 243 } 244 } 245 246 return 0; 247 } 248 249 int HWCDisplayVirtual::SetOutputBuffer(hwc_display_contents_1_t *content_list) { 250 int status = 0; 251 252 const private_handle_t *output_handle = 253 static_cast<const private_handle_t *>(content_list->outbuf); 254 255 // Fill output buffer parameters (width, height, format, plane information, fence) 256 output_buffer_->acquire_fence_fd = content_list->outbufAcquireFenceFd; 257 258 if (output_handle) { 259 int output_handle_format = output_handle->format; 260 261 if (output_handle_format == HAL_PIXEL_FORMAT_RGBA_8888) { 262 output_handle_format = HAL_PIXEL_FORMAT_RGBX_8888; 263 } 264 265 output_buffer_->format = GetSDMFormat(output_handle_format, output_handle->flags); 266 267 if (output_buffer_->format == kFormatInvalid) { 268 return -EINVAL; 269 } 270 271 int output_buffer_width, output_buffer_height; 272 AdrenoMemInfo::getInstance().getAlignedWidthAndHeight(output_handle, output_buffer_width, 273 output_buffer_height); 274 275 output_buffer_->width = UINT32(output_buffer_width); 276 output_buffer_->height = UINT32(output_buffer_height); 277 output_buffer_->flags.secure = 0; 278 output_buffer_->flags.video = 0; 279 280 // TZ Protected Buffer - L1 281 if (output_handle->flags & private_handle_t::PRIV_FLAGS_SECURE_BUFFER) { 282 output_buffer_->flags.secure = 1; 283 } 284 285 // ToDo: Need to extend for non-RGB formats 286 output_buffer_->planes[0].fd = output_handle->fd; 287 output_buffer_->planes[0].offset = output_handle->offset; 288 output_buffer_->planes[0].stride = UINT32(output_handle->width); 289 } 290 291 layer_stack_.output_buffer = output_buffer_; 292 293 return status; 294 } 295 296 void HWCDisplayVirtual::DumpOutputBuffer(hwc_display_contents_1_t *content_list) { 297 const private_handle_t *output_handle = (const private_handle_t *)(content_list->outbuf); 298 char dir_path[PATH_MAX]; 299 300 if (!dump_frame_count_ || flush_ || !dump_output_layer_) { 301 return; 302 } 303 304 snprintf(dir_path, sizeof(dir_path), "/data/misc/display/frame_dump_%s", GetDisplayString()); 305 306 if (mkdir(dir_path, 777) != 0 && errno != EEXIST) { 307 DLOGW("Failed to create %s directory errno = %d, desc = %s", dir_path, errno, strerror(errno)); 308 return; 309 } 310 311 // if directory exists already, need to explicitly change the permission. 312 if (errno == EEXIST && chmod(dir_path, 0777) != 0) { 313 DLOGW("Failed to change permissions on %s directory", dir_path); 314 return; 315 } 316 317 if (output_handle && output_handle->base) { 318 char dump_file_name[PATH_MAX]; 319 size_t result = 0; 320 321 if (content_list->outbufAcquireFenceFd >= 0) { 322 int error = sync_wait(content_list->outbufAcquireFenceFd, 1000); 323 if (error < 0) { 324 DLOGW("sync_wait error errno = %d, desc = %s", errno, strerror(errno)); 325 return; 326 } 327 } 328 329 snprintf(dump_file_name, sizeof(dump_file_name), "%s/output_layer_%dx%d_%s_frame%d.raw", 330 dir_path, output_handle->width, output_handle->height, 331 GetHALPixelFormatString(output_handle->format), dump_frame_index_); 332 333 FILE* fp = fopen(dump_file_name, "w+"); 334 if (fp) { 335 result = fwrite(reinterpret_cast<void *>(output_handle->base), output_handle->size, 1, fp); 336 fclose(fp); 337 } 338 339 DLOGI("Frame Dump of %s is %s", dump_file_name, result ? "Successful" : "Failed"); 340 } 341 } 342 343 void HWCDisplayVirtual::SetFrameDumpConfig(uint32_t count, uint32_t bit_mask_layer_type) { 344 HWCDisplay::SetFrameDumpConfig(count, bit_mask_layer_type); 345 dump_output_layer_ = ((bit_mask_layer_type & (1 << OUTPUT_LAYER_DUMP)) != 0); 346 347 DLOGI("output_layer_dump_enable %d", dump_output_layer_); 348 } 349 350 } // namespace sdm 351 352