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 <cutils/properties.h> 31 #include <sync/sync.h> 32 #include <utils/constants.h> 33 #include <utils/debug.h> 34 #include <stdarg.h> 35 #include <sys/mman.h> 36 37 #include <gr.h> 38 #include "hwc_display_primary.h" 39 #include "hwc_debugger.h" 40 41 #define __CLASS__ "HWCDisplayPrimary" 42 43 namespace sdm { 44 45 int HWCDisplayPrimary::Create(CoreInterface *core_intf, BufferAllocator *buffer_allocator, 46 hwc_procs_t const **hwc_procs, qService::QService *qservice, 47 HWCDisplay **hwc_display) { 48 int status = 0; 49 uint32_t primary_width = 0; 50 uint32_t primary_height = 0; 51 52 HWCDisplay *hwc_display_primary = new HWCDisplayPrimary(core_intf, buffer_allocator, 53 hwc_procs, qservice); 54 status = hwc_display_primary->Init(); 55 if (status) { 56 delete hwc_display_primary; 57 return status; 58 } 59 60 hwc_display_primary->GetMixerResolution(&primary_width, &primary_height); 61 int width = 0, height = 0; 62 HWCDebugHandler::Get()->GetProperty("sdm.fb_size_width", &width); 63 HWCDebugHandler::Get()->GetProperty("sdm.fb_size_height", &height); 64 if (width > 0 && height > 0) { 65 primary_width = UINT32(width); 66 primary_height = UINT32(height); 67 } 68 69 status = hwc_display_primary->SetFrameBufferResolution(primary_width, primary_height); 70 if (status) { 71 Destroy(hwc_display_primary); 72 return status; 73 } 74 75 *hwc_display = hwc_display_primary; 76 77 return status; 78 } 79 80 void HWCDisplayPrimary::Destroy(HWCDisplay *hwc_display) { 81 hwc_display->Deinit(); 82 delete hwc_display; 83 } 84 85 HWCDisplayPrimary::HWCDisplayPrimary(CoreInterface *core_intf, 86 BufferAllocator *buffer_allocator, 87 hwc_procs_t const **hwc_procs, 88 qService::QService *qservice) 89 : HWCDisplay(core_intf, hwc_procs, kPrimary, HWC_DISPLAY_PRIMARY, true, qservice, 90 DISPLAY_CLASS_PRIMARY), buffer_allocator_(buffer_allocator) { 91 } 92 93 int HWCDisplayPrimary::Init() { 94 cpu_hint_.Init(static_cast<HWCDebugHandler*>(HWCDebugHandler::Get())); 95 96 use_metadata_refresh_rate_ = true; 97 int disable_metadata_dynfps = 0; 98 HWCDebugHandler::Get()->GetProperty("persist.metadata_dynfps.disable", &disable_metadata_dynfps); 99 if (disable_metadata_dynfps) { 100 use_metadata_refresh_rate_ = false; 101 } 102 103 int status = HWCDisplay::Init(); 104 if (status) { 105 return status; 106 } 107 color_mode_ = new HWCColorMode(display_intf_); 108 color_mode_->Init(); 109 110 return status; 111 } 112 113 int HWCDisplayPrimary::Deinit() { 114 color_mode_->DeInit(); 115 delete color_mode_; 116 color_mode_ = NULL; 117 118 return HWCDisplay::Deinit(); 119 } 120 121 122 void HWCDisplayPrimary::ProcessBootAnimCompleted(hwc_display_contents_1_t *list) { 123 uint32_t numBootUpLayers = 0; 124 125 numBootUpLayers = static_cast<uint32_t>(Debug::GetBootAnimLayerCount()); 126 127 if (numBootUpLayers == 0) { 128 numBootUpLayers = 2; 129 } 130 /* All other checks namely "init.svc.bootanim" or 131 * HWC_GEOMETRY_CHANGED fail in correctly identifying the 132 * exact bootup transition to homescreen 133 */ 134 char cryptoState[PROPERTY_VALUE_MAX]; 135 char voldDecryptState[PROPERTY_VALUE_MAX]; 136 bool isEncrypted = false; 137 bool main_class_services_started = false; 138 if (property_get("ro.crypto.state", cryptoState, "unencrypted")) { 139 if (!strcmp(cryptoState, "encrypted")) { 140 isEncrypted = true; 141 if (property_get("vold.decrypt", voldDecryptState, "") && 142 !strcmp(voldDecryptState, "trigger_restart_framework")) 143 main_class_services_started = true; 144 } 145 } 146 if ((!isEncrypted ||(isEncrypted && main_class_services_started)) && 147 (list->numHwLayers > numBootUpLayers)) { 148 boot_animation_completed_ = true; 149 // Applying default mode after bootanimation is finished And 150 // If Data is Encrypted, it is ready for access. 151 if (display_intf_) 152 display_intf_->ApplyDefaultDisplayMode(); 153 } 154 } 155 156 int HWCDisplayPrimary::Prepare(hwc_display_contents_1_t *content_list) { 157 int status = 0; 158 DisplayError error = kErrorNone; 159 160 if (!boot_animation_completed_) 161 ProcessBootAnimCompleted(content_list); 162 163 if (display_paused_) { 164 MarkLayersForGPUBypass(content_list); 165 return status; 166 } 167 168 status = AllocateLayerStack(content_list); 169 if (status) { 170 return status; 171 } 172 173 status = PrePrepareLayerStack(content_list); 174 if (status) { 175 return status; 176 } 177 178 bool pending_output_dump = dump_frame_count_ && dump_output_to_file_; 179 180 if (frame_capture_buffer_queued_ || pending_output_dump) { 181 // RHS values were set in FrameCaptureAsync() called from a binder thread. They are picked up 182 // here in a subsequent draw round. 183 layer_stack_.output_buffer = &output_buffer_; 184 layer_stack_.flags.post_processed_output = post_processed_output_; 185 } 186 187 uint32_t num_updating_layers = GetUpdatingLayersCount(UINT32(content_list->numHwLayers - 1)); 188 bool one_updating_layer = (num_updating_layers == 1); 189 190 if (num_updating_layers != 0) { 191 ToggleCPUHint(one_updating_layer); 192 } 193 194 uint32_t refresh_rate = GetOptimalRefreshRate(one_updating_layer); 195 bool final_rate = force_refresh_rate_ ? true : false; 196 error = display_intf_->SetRefreshRate(refresh_rate, final_rate); 197 if (error == kErrorNone) { 198 // On success, set current refresh rate to new refresh rate 199 current_refresh_rate_ = refresh_rate; 200 } 201 202 if (content_list->numHwLayers <= 1) { 203 flush_ = true; 204 } 205 206 status = PrepareLayerStack(content_list); 207 if (status) { 208 return status; 209 } 210 211 return 0; 212 } 213 214 int HWCDisplayPrimary::Commit(hwc_display_contents_1_t *content_list) { 215 int status = 0; 216 217 DisplayConfigFixedInfo display_config; 218 display_intf_->GetConfig(&display_config); 219 if (content_list->numHwLayers <= 1 && display_config.is_cmdmode) { 220 DLOGV("Skipping null commit on cmd mode panel"); 221 flush_ = false; 222 return 0; 223 } 224 225 if (display_paused_) { 226 if (content_list->outbufAcquireFenceFd >= 0) { 227 // If we do not handle the frame set retireFenceFd to outbufAcquireFenceFd, 228 // which will make sure the framework waits on it and closes it. 229 content_list->retireFenceFd = dup(content_list->outbufAcquireFenceFd); 230 close(content_list->outbufAcquireFenceFd); 231 content_list->outbufAcquireFenceFd = -1; 232 } 233 234 DisplayError error = display_intf_->Flush(); 235 if (error != kErrorNone) { 236 DLOGE("Flush failed. Error = %d", error); 237 } 238 return status; 239 } 240 241 status = HWCDisplay::CommitLayerStack(content_list); 242 if (status) { 243 return status; 244 } 245 246 HandleFrameOutput(); 247 248 status = HWCDisplay::PostCommitLayerStack(content_list); 249 if (status) { 250 return status; 251 } 252 253 return 0; 254 } 255 256 int HWCDisplayPrimary::Perform(uint32_t operation, ...) { 257 va_list args; 258 va_start(args, operation); 259 int val = va_arg(args, int32_t); 260 va_end(args); 261 switch (operation) { 262 case SET_METADATA_DYN_REFRESH_RATE: 263 SetMetaDataRefreshRateFlag(val); 264 break; 265 case SET_BINDER_DYN_REFRESH_RATE: 266 ForceRefreshRate(UINT32(val)); 267 break; 268 case SET_DISPLAY_MODE: 269 SetDisplayMode(UINT32(val)); 270 break; 271 case SET_QDCM_SOLID_FILL_INFO: 272 SetQDCMSolidFillInfo(true, UINT32(val)); 273 break; 274 case UNSET_QDCM_SOLID_FILL_INFO: 275 SetQDCMSolidFillInfo(false, UINT32(val)); 276 break; 277 default: 278 DLOGW("Invalid operation %d", operation); 279 return -EINVAL; 280 } 281 282 return 0; 283 } 284 285 DisplayError HWCDisplayPrimary::SetDisplayMode(uint32_t mode) { 286 DisplayError error = kErrorNone; 287 288 if (display_intf_) { 289 error = display_intf_->SetDisplayMode(mode); 290 } 291 292 return error; 293 } 294 295 void HWCDisplayPrimary::SetMetaDataRefreshRateFlag(bool enable) { 296 int disable_metadata_dynfps = 0; 297 298 HWCDebugHandler::Get()->GetProperty("persist.metadata_dynfps.disable", &disable_metadata_dynfps); 299 if (disable_metadata_dynfps) { 300 return; 301 } 302 use_metadata_refresh_rate_ = enable; 303 } 304 305 void HWCDisplayPrimary::SetQDCMSolidFillInfo(bool enable, uint32_t color) { 306 solid_fill_enable_ = enable; 307 solid_fill_color_ = color; 308 } 309 310 void HWCDisplayPrimary::ToggleCPUHint(bool set) { 311 if (set) { 312 cpu_hint_.Set(); 313 } else { 314 cpu_hint_.Reset(); 315 } 316 } 317 318 void HWCDisplayPrimary::SetSecureDisplay(bool secure_display_active, bool force_flush) { 319 if (secure_display_active_ != secure_display_active) { 320 // Skip Prepare and call Flush for null commit 321 DLOGI("SecureDisplay state changed from %d to %d Needs Flush!!", secure_display_active_, 322 secure_display_active); 323 secure_display_active_ = secure_display_active; 324 skip_prepare_cnt = 1; 325 326 // Issue two null commits for command mode panels when external displays are connected. 327 // Two null commits are required to handle non secure to secure transitions at 30fps. 328 // TODO(user): Need two null commits on video mode also to handle transition cases of 329 // primary at higher fps (ex60) and external at lower fps. 330 331 // Avoid flush for command mode panels when no external displays are connected. 332 // This is to avoid flicker/blink on primary during transitions. 333 DisplayConfigFixedInfo display_config; 334 display_intf_->GetConfig(&display_config); 335 if (display_config.is_cmdmode) { 336 if (force_flush) { 337 DLOGI("Issue two null commits for command mode panels"); 338 skip_prepare_cnt = 2; 339 } else { 340 DLOGI("Avoid flush for command mode panel when no external displays are connected"); 341 skip_prepare_cnt = 0; 342 } 343 } 344 } 345 } 346 347 void HWCDisplayPrimary::ForceRefreshRate(uint32_t refresh_rate) { 348 if ((refresh_rate && (refresh_rate < min_refresh_rate_ || refresh_rate > max_refresh_rate_)) || 349 force_refresh_rate_ == refresh_rate) { 350 // Cannot honor force refresh rate, as its beyond the range or new request is same 351 return; 352 } 353 354 const hwc_procs_t *hwc_procs = *hwc_procs_; 355 force_refresh_rate_ = refresh_rate; 356 357 hwc_procs->invalidate(hwc_procs); 358 359 return; 360 } 361 362 uint32_t HWCDisplayPrimary::GetOptimalRefreshRate(bool one_updating_layer) { 363 if (force_refresh_rate_) { 364 return force_refresh_rate_; 365 } else if (use_metadata_refresh_rate_ && one_updating_layer && metadata_refresh_rate_) { 366 return metadata_refresh_rate_; 367 } 368 369 return max_refresh_rate_; 370 } 371 372 DisplayError HWCDisplayPrimary::Refresh() { 373 const hwc_procs_t *hwc_procs = *hwc_procs_; 374 DisplayError error = kErrorNone; 375 376 if (!hwc_procs) { 377 return kErrorParameters; 378 } 379 380 hwc_procs->invalidate(hwc_procs); 381 382 return error; 383 } 384 385 void HWCDisplayPrimary::SetIdleTimeoutMs(uint32_t timeout_ms) { 386 display_intf_->SetIdleTimeoutMs(timeout_ms); 387 } 388 389 static void SetLayerBuffer(const BufferInfo& output_buffer_info, LayerBuffer *output_buffer) { 390 const BufferConfig& buffer_config = output_buffer_info.buffer_config; 391 const AllocatedBufferInfo &alloc_buffer_info = output_buffer_info.alloc_buffer_info; 392 393 output_buffer->width = alloc_buffer_info.aligned_width; 394 output_buffer->height = alloc_buffer_info.aligned_height; 395 output_buffer->unaligned_width = buffer_config.width; 396 output_buffer->unaligned_height = buffer_config.height; 397 output_buffer->format = buffer_config.format; 398 output_buffer->planes[0].fd = alloc_buffer_info.fd; 399 output_buffer->planes[0].stride = alloc_buffer_info.stride; 400 } 401 402 void HWCDisplayPrimary::HandleFrameOutput() { 403 if (frame_capture_buffer_queued_) { 404 HandleFrameCapture(); 405 } else if (dump_output_to_file_) { 406 HandleFrameDump(); 407 } 408 } 409 410 void HWCDisplayPrimary::HandleFrameCapture() { 411 if (output_buffer_.release_fence_fd >= 0) { 412 frame_capture_status_ = sync_wait(output_buffer_.release_fence_fd, 1000); 413 ::close(output_buffer_.release_fence_fd); 414 output_buffer_.release_fence_fd = -1; 415 } 416 417 frame_capture_buffer_queued_ = false; 418 post_processed_output_ = false; 419 output_buffer_ = {}; 420 } 421 422 void HWCDisplayPrimary::HandleFrameDump() { 423 if (dump_frame_count_ && output_buffer_.release_fence_fd >= 0) { 424 int ret = sync_wait(output_buffer_.release_fence_fd, 1000); 425 ::close(output_buffer_.release_fence_fd); 426 output_buffer_.release_fence_fd = -1; 427 if (ret < 0) { 428 DLOGE("sync_wait error errno = %d, desc = %s", errno, strerror(errno)); 429 } else { 430 DumpOutputBuffer(output_buffer_info_, output_buffer_base_, layer_stack_.retire_fence_fd); 431 } 432 } 433 434 if (0 == dump_frame_count_) { 435 dump_output_to_file_ = false; 436 // Unmap and Free buffer 437 if (munmap(output_buffer_base_, output_buffer_info_.alloc_buffer_info.size) != 0) { 438 DLOGE("unmap failed with err %d", errno); 439 } 440 if (buffer_allocator_->FreeBuffer(&output_buffer_info_) != 0) { 441 DLOGE("FreeBuffer failed"); 442 } 443 444 post_processed_output_ = false; 445 output_buffer_ = {}; 446 output_buffer_info_ = {}; 447 output_buffer_base_ = nullptr; 448 } 449 } 450 451 void HWCDisplayPrimary::SetFrameDumpConfig(uint32_t count, uint32_t bit_mask_layer_type) { 452 HWCDisplay::SetFrameDumpConfig(count, bit_mask_layer_type); 453 dump_output_to_file_ = bit_mask_layer_type & (1 << OUTPUT_LAYER_DUMP); 454 DLOGI("output_layer_dump_enable %d", dump_output_to_file_); 455 456 if (!count || !dump_output_to_file_) { 457 return; 458 } 459 460 // Allocate and map output buffer 461 output_buffer_info_ = {}; 462 // Since we dump DSPP output use Panel resolution. 463 GetPanelResolution(&output_buffer_info_.buffer_config.width, 464 &output_buffer_info_.buffer_config.height); 465 output_buffer_info_.buffer_config.format = kFormatRGB888; 466 output_buffer_info_.buffer_config.buffer_count = 1; 467 if (buffer_allocator_->AllocateBuffer(&output_buffer_info_) != 0) { 468 DLOGE("Buffer allocation failed"); 469 output_buffer_info_ = {}; 470 return; 471 } 472 473 void *buffer = mmap(NULL, output_buffer_info_.alloc_buffer_info.size, 474 PROT_READ | PROT_WRITE, 475 MAP_SHARED, output_buffer_info_.alloc_buffer_info.fd, 0); 476 477 if (buffer == MAP_FAILED) { 478 DLOGE("mmap failed with err %d", errno); 479 buffer_allocator_->FreeBuffer(&output_buffer_info_); 480 output_buffer_info_ = {}; 481 return; 482 } 483 484 output_buffer_base_ = buffer; 485 post_processed_output_ = true; 486 DisablePartialUpdateOneFrame(); 487 } 488 489 int HWCDisplayPrimary::FrameCaptureAsync(const BufferInfo& output_buffer_info, 490 bool post_processed_output) { 491 // Note: This function is called in context of a binder thread and a lock is already held 492 if (output_buffer_info.alloc_buffer_info.fd < 0) { 493 DLOGE("Invalid fd %d", output_buffer_info.alloc_buffer_info.fd); 494 return -1; 495 } 496 497 auto panel_width = 0u; 498 auto panel_height = 0u; 499 auto fb_width = 0u; 500 auto fb_height = 0u; 501 502 GetPanelResolution(&panel_width, &panel_height); 503 GetFrameBufferResolution(&fb_width, &fb_height); 504 505 if (post_processed_output && (output_buffer_info.buffer_config.width < panel_width || 506 output_buffer_info.buffer_config.height < panel_height)) { 507 DLOGE("Buffer dimensions should not be less than panel resolution"); 508 return -1; 509 } else if (!post_processed_output && (output_buffer_info.buffer_config.width < fb_width || 510 output_buffer_info.buffer_config.height < fb_height)) { 511 DLOGE("Buffer dimensions should not be less than FB resolution"); 512 return -1; 513 } 514 515 SetLayerBuffer(output_buffer_info, &output_buffer_); 516 post_processed_output_ = post_processed_output; 517 frame_capture_buffer_queued_ = true; 518 // Status is only cleared on a new call to dump and remains valid otherwise 519 frame_capture_status_ = -EAGAIN; 520 DisablePartialUpdateOneFrame(); 521 522 return 0; 523 } 524 525 DisplayError HWCDisplayPrimary::SetDetailEnhancerConfig( 526 const DisplayDetailEnhancerData &de_data) { 527 DisplayError error = kErrorNotSupported; 528 if (display_intf_) { 529 error = display_intf_->SetDetailEnhancerData(de_data); 530 } 531 return error; 532 } 533 534 DisplayError HWCDisplayPrimary::ControlPartialUpdate(bool enable, uint32_t *pending) { 535 DisplayError error = kErrorNone; 536 537 if (display_intf_) { 538 error = display_intf_->ControlPartialUpdate(enable, pending); 539 } 540 541 return error; 542 } 543 544 DisplayError HWCDisplayPrimary::DisablePartialUpdateOneFrame() { 545 DisplayError error = kErrorNone; 546 547 if (display_intf_) { 548 error = display_intf_->DisablePartialUpdateOneFrame(); 549 } 550 551 return error; 552 } 553 554 DisplayError HWCDisplayPrimary::SetMixerResolution(uint32_t width, uint32_t height) { 555 return display_intf_->SetMixerResolution(width, height); 556 } 557 558 DisplayError HWCDisplayPrimary::GetMixerResolution(uint32_t *width, uint32_t *height) { 559 return display_intf_->GetMixerResolution(width, height); 560 } 561 562 } // namespace sdm 563 564