Naseer Ahmed | b92e73f | 2016-03-12 02:03:48 -0500 | [diff] [blame^] | 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 <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 "hwc_display_primary.h" |
| 38 | #include "hwc_debugger.h" |
| 39 | |
| 40 | #define __CLASS__ "HWCDisplayPrimary" |
| 41 | |
| 42 | namespace sdm { |
| 43 | |
| 44 | int HWCDisplayPrimary::Create(CoreInterface *core_intf, BufferAllocator *buffer_allocator, |
| 45 | HWCCallbacks *callbacks, qService::QService *qservice, |
| 46 | HWCDisplay **hwc_display) { |
| 47 | int status = 0; |
| 48 | uint32_t primary_width = 0; |
| 49 | uint32_t primary_height = 0; |
| 50 | |
| 51 | HWCDisplay *hwc_display_primary = |
| 52 | new HWCDisplayPrimary(core_intf, buffer_allocator, callbacks, qservice); |
| 53 | status = hwc_display_primary->Init(); |
| 54 | if (status) { |
| 55 | delete hwc_display_primary; |
| 56 | return status; |
| 57 | } |
| 58 | |
| 59 | hwc_display_primary->GetPanelResolution(&primary_width, &primary_height); |
| 60 | int width = 0, height = 0; |
| 61 | HWCDebugHandler::Get()->GetProperty("sdm.fb_size_width", &width); |
| 62 | HWCDebugHandler::Get()->GetProperty("sdm.fb_size_height", &height); |
| 63 | if (width > 0 && height > 0) { |
| 64 | primary_width = UINT32(width); |
| 65 | primary_height = UINT32(height); |
| 66 | } |
| 67 | |
| 68 | status = hwc_display_primary->SetFrameBufferResolution(primary_width, primary_height); |
| 69 | if (status) { |
| 70 | Destroy(hwc_display_primary); |
| 71 | return status; |
| 72 | } |
| 73 | |
| 74 | *hwc_display = hwc_display_primary; |
| 75 | |
| 76 | return status; |
| 77 | } |
| 78 | |
| 79 | void HWCDisplayPrimary::Destroy(HWCDisplay *hwc_display) { |
| 80 | hwc_display->Deinit(); |
| 81 | delete hwc_display; |
| 82 | } |
| 83 | |
| 84 | HWCDisplayPrimary::HWCDisplayPrimary(CoreInterface *core_intf, BufferAllocator *buffer_allocator, |
| 85 | HWCCallbacks *callbacks, qService::QService *qservice) |
| 86 | : HWCDisplay(core_intf, callbacks, kPrimary, HWC_DISPLAY_PRIMARY, true, qservice, |
| 87 | DISPLAY_CLASS_PRIMARY), |
| 88 | buffer_allocator_(buffer_allocator), |
| 89 | cpu_hint_(NULL) { |
| 90 | } |
| 91 | |
| 92 | int HWCDisplayPrimary::Init() { |
| 93 | cpu_hint_ = new CPUHint(); |
| 94 | if (cpu_hint_->Init(static_cast<HWCDebugHandler *>(HWCDebugHandler::Get())) != kErrorNone) { |
| 95 | delete cpu_hint_; |
| 96 | cpu_hint_ = NULL; |
| 97 | } |
| 98 | |
| 99 | use_metadata_refresh_rate_ = true; |
| 100 | int disable_metadata_dynfps = 0; |
| 101 | HWCDebugHandler::Get()->GetProperty("persist.metadata_dynfps.disable", &disable_metadata_dynfps); |
| 102 | if (disable_metadata_dynfps) { |
| 103 | use_metadata_refresh_rate_ = false; |
| 104 | } |
| 105 | |
| 106 | return HWCDisplay::Init(); |
| 107 | } |
| 108 | |
| 109 | void HWCDisplayPrimary::ProcessBootAnimCompleted() { |
| 110 | uint32_t numBootUpLayers = 0; |
| 111 | // TODO(user): Remove this hack |
| 112 | |
| 113 | numBootUpLayers = static_cast<uint32_t>(Debug::GetBootAnimLayerCount()); |
| 114 | |
| 115 | if (numBootUpLayers == 0) { |
| 116 | numBootUpLayers = 2; |
| 117 | } |
| 118 | /* All other checks namely "init.svc.bootanim" or |
| 119 | * HWC_GEOMETRY_CHANGED fail in correctly identifying the |
| 120 | * exact bootup transition to homescreen |
| 121 | */ |
| 122 | char cryptoState[PROPERTY_VALUE_MAX]; |
| 123 | char voldDecryptState[PROPERTY_VALUE_MAX]; |
| 124 | bool isEncrypted = false; |
| 125 | bool main_class_services_started = false; |
| 126 | if (property_get("ro.crypto.state", cryptoState, "unencrypted")) { |
| 127 | if (!strcmp(cryptoState, "encrypted")) { |
| 128 | isEncrypted = true; |
| 129 | if (property_get("vold.decrypt", voldDecryptState, "") && |
| 130 | !strcmp(voldDecryptState, "trigger_restart_framework")) |
| 131 | main_class_services_started = true; |
| 132 | } |
| 133 | } |
| 134 | if ((!isEncrypted || (isEncrypted && main_class_services_started)) && |
| 135 | (layer_set_.size() > numBootUpLayers)) { |
| 136 | boot_animation_completed_ = true; |
| 137 | // Applying default mode after bootanimation is finished And |
| 138 | // If Data is Encrypted, it is ready for access. |
| 139 | if (display_intf_) |
| 140 | display_intf_->ApplyDefaultDisplayMode(); |
| 141 | } |
| 142 | } |
| 143 | |
| 144 | HWC2::Error HWCDisplayPrimary::Validate(uint32_t *out_num_types, uint32_t *out_num_requests) { |
| 145 | auto status = HWC2::Error::None; |
| 146 | DisplayError error = kErrorNone; |
| 147 | |
| 148 | if (!boot_animation_completed_) |
| 149 | ProcessBootAnimCompleted(); |
| 150 | |
| 151 | if (display_paused_) { |
| 152 | MarkLayersForGPUBypass(); |
| 153 | return status; |
| 154 | } |
| 155 | |
| 156 | // Fill in the remaining blanks in the layers and add them to the SDM layerstack |
| 157 | BuildLayerStack(); |
| 158 | |
| 159 | bool pending_output_dump = dump_frame_count_ && dump_output_to_file_; |
| 160 | |
| 161 | if (frame_capture_buffer_queued_ || pending_output_dump) { |
| 162 | // RHS values were set in FrameCaptureAsync() called from a binder thread. They are picked up |
| 163 | // here in a subsequent draw round. |
| 164 | layer_stack_.output_buffer = &output_buffer_; |
| 165 | layer_stack_.flags.post_processed_output = post_processed_output_; |
| 166 | } |
| 167 | |
| 168 | bool one_updating_layer = SingleLayerUpdating(); |
| 169 | ToggleCPUHint(one_updating_layer); |
| 170 | |
| 171 | uint32_t refresh_rate = GetOptimalRefreshRate(one_updating_layer); |
| 172 | if (current_refresh_rate_ != refresh_rate) { |
| 173 | error = display_intf_->SetRefreshRate(refresh_rate); |
| 174 | } |
| 175 | |
| 176 | if (error == kErrorNone) { |
| 177 | // On success, set current refresh rate to new refresh rate |
| 178 | current_refresh_rate_ = refresh_rate; |
| 179 | } |
| 180 | |
| 181 | if (handle_idle_timeout_) { |
| 182 | handle_idle_timeout_ = false; |
| 183 | } |
| 184 | |
| 185 | // TODO(user): Validate this |
| 186 | if (layer_set_.empty()) { |
| 187 | flush_ = true; |
| 188 | return status; |
| 189 | } |
| 190 | |
| 191 | status = PrepareLayerStack(out_num_types, out_num_requests); |
| 192 | return status; |
| 193 | } |
| 194 | |
| 195 | HWC2::Error HWCDisplayPrimary::Present(int32_t *out_retire_fence) { |
| 196 | auto status = HWC2::Error::None; |
| 197 | if (display_paused_) { |
| 198 | // TODO(user): From old HWC implementation |
| 199 | // If we do not handle the frame set retireFenceFd to outbufAcquireFenceFd |
| 200 | // Revisit this when validating display_paused |
| 201 | DisplayError error = display_intf_->Flush(); |
| 202 | if (error != kErrorNone) { |
| 203 | DLOGE("Flush failed. Error = %d", error); |
| 204 | } |
| 205 | } else { |
| 206 | status = HWCDisplay::CommitLayerStack(); |
| 207 | if (status == HWC2::Error::None) { |
| 208 | HandleFrameOutput(); |
| 209 | status = HWCDisplay::PostCommitLayerStack(out_retire_fence); |
| 210 | } |
| 211 | } |
| 212 | CloseAcquireFds(); |
| 213 | return status; |
| 214 | } |
| 215 | |
| 216 | int HWCDisplayPrimary::Perform(uint32_t operation, ...) { |
| 217 | va_list args; |
| 218 | va_start(args, operation); |
| 219 | int val = va_arg(args, int32_t); |
| 220 | va_end(args); |
| 221 | switch (operation) { |
| 222 | case SET_METADATA_DYN_REFRESH_RATE: |
| 223 | SetMetaDataRefreshRateFlag(val); |
| 224 | break; |
| 225 | case SET_BINDER_DYN_REFRESH_RATE: |
| 226 | ForceRefreshRate(UINT32(val)); |
| 227 | break; |
| 228 | case SET_DISPLAY_MODE: |
| 229 | SetDisplayMode(UINT32(val)); |
| 230 | break; |
| 231 | case SET_QDCM_SOLID_FILL_INFO: |
| 232 | SetQDCMSolidFillInfo(true, UINT32(val)); |
| 233 | break; |
| 234 | case UNSET_QDCM_SOLID_FILL_INFO: |
| 235 | SetQDCMSolidFillInfo(false, UINT32(val)); |
| 236 | break; |
| 237 | default: |
| 238 | DLOGW("Invalid operation %d", operation); |
| 239 | return -EINVAL; |
| 240 | } |
| 241 | |
| 242 | return 0; |
| 243 | } |
| 244 | |
| 245 | DisplayError HWCDisplayPrimary::SetDisplayMode(uint32_t mode) { |
| 246 | DisplayError error = kErrorNone; |
| 247 | |
| 248 | if (display_intf_) { |
| 249 | error = display_intf_->SetDisplayMode(mode); |
| 250 | } |
| 251 | |
| 252 | return error; |
| 253 | } |
| 254 | |
| 255 | void HWCDisplayPrimary::SetMetaDataRefreshRateFlag(bool enable) { |
| 256 | int disable_metadata_dynfps = 0; |
| 257 | |
| 258 | HWCDebugHandler::Get()->GetProperty("persist.metadata_dynfps.disable", &disable_metadata_dynfps); |
| 259 | if (disable_metadata_dynfps) { |
| 260 | return; |
| 261 | } |
| 262 | use_metadata_refresh_rate_ = enable; |
| 263 | } |
| 264 | |
| 265 | void HWCDisplayPrimary::SetQDCMSolidFillInfo(bool enable, uint32_t color) { |
| 266 | solid_fill_enable_ = enable; |
| 267 | solid_fill_color_ = color; |
| 268 | } |
| 269 | |
| 270 | void HWCDisplayPrimary::ToggleCPUHint(bool set) { |
| 271 | if (!cpu_hint_) { |
| 272 | return; |
| 273 | } |
| 274 | |
| 275 | if (set) { |
| 276 | cpu_hint_->Set(); |
| 277 | } else { |
| 278 | cpu_hint_->Reset(); |
| 279 | } |
| 280 | } |
| 281 | |
| 282 | void HWCDisplayPrimary::SetSecureDisplay(bool secure_display_active) { |
| 283 | if (secure_display_active_ != secure_display_active) { |
| 284 | // Skip Prepare and call Flush for null commit |
| 285 | DLOGI("SecureDisplay state changed from %d to %d Needs Flush!!", secure_display_active_, |
| 286 | secure_display_active); |
| 287 | secure_display_active_ = secure_display_active; |
| 288 | skip_prepare_ = true; |
| 289 | } |
| 290 | return; |
| 291 | } |
| 292 | |
| 293 | void HWCDisplayPrimary::ForceRefreshRate(uint32_t refresh_rate) { |
| 294 | if ((refresh_rate && (refresh_rate < min_refresh_rate_ || refresh_rate > max_refresh_rate_)) || |
| 295 | force_refresh_rate_ == refresh_rate) { |
| 296 | // Cannot honor force refresh rate, as its beyond the range or new request is same |
| 297 | return; |
| 298 | } |
| 299 | |
| 300 | force_refresh_rate_ = refresh_rate; |
| 301 | |
| 302 | callbacks_->Refresh(HWC_DISPLAY_PRIMARY); |
| 303 | |
| 304 | return; |
| 305 | } |
| 306 | |
| 307 | uint32_t HWCDisplayPrimary::GetOptimalRefreshRate(bool one_updating_layer) { |
| 308 | if (force_refresh_rate_) { |
| 309 | return force_refresh_rate_; |
| 310 | } else if (handle_idle_timeout_) { |
| 311 | return min_refresh_rate_; |
| 312 | } else if (use_metadata_refresh_rate_ && one_updating_layer && metadata_refresh_rate_) { |
| 313 | return metadata_refresh_rate_; |
| 314 | } |
| 315 | |
| 316 | return max_refresh_rate_; |
| 317 | } |
| 318 | |
| 319 | DisplayError HWCDisplayPrimary::Refresh() { |
| 320 | DisplayError error = kErrorNone; |
| 321 | |
| 322 | callbacks_->Refresh(HWC_DISPLAY_PRIMARY); |
| 323 | handle_idle_timeout_ = true; |
| 324 | |
| 325 | return error; |
| 326 | } |
| 327 | |
| 328 | void HWCDisplayPrimary::SetIdleTimeoutMs(uint32_t timeout_ms) { |
| 329 | display_intf_->SetIdleTimeoutMs(timeout_ms); |
| 330 | } |
| 331 | |
| 332 | static void SetLayerBuffer(const BufferInfo &output_buffer_info, LayerBuffer *output_buffer) { |
| 333 | output_buffer->width = output_buffer_info.buffer_config.width; |
| 334 | output_buffer->height = output_buffer_info.buffer_config.height; |
| 335 | output_buffer->format = output_buffer_info.buffer_config.format; |
| 336 | output_buffer->planes[0].fd = output_buffer_info.alloc_buffer_info.fd; |
| 337 | output_buffer->planes[0].stride = output_buffer_info.alloc_buffer_info.stride; |
| 338 | } |
| 339 | |
| 340 | void HWCDisplayPrimary::HandleFrameOutput() { |
| 341 | if (frame_capture_buffer_queued_) { |
| 342 | HandleFrameCapture(); |
| 343 | } else if (dump_output_to_file_) { |
| 344 | HandleFrameDump(); |
| 345 | } |
| 346 | } |
| 347 | |
| 348 | void HWCDisplayPrimary::HandleFrameCapture() { |
| 349 | if (output_buffer_.release_fence_fd >= 0) { |
| 350 | frame_capture_status_ = sync_wait(output_buffer_.release_fence_fd, 1000); |
| 351 | ::close(output_buffer_.release_fence_fd); |
| 352 | output_buffer_.release_fence_fd = -1; |
| 353 | } |
| 354 | |
| 355 | frame_capture_buffer_queued_ = false; |
| 356 | post_processed_output_ = false; |
| 357 | output_buffer_ = {}; |
| 358 | |
| 359 | uint32_t pending = 0; // Just a temporary to satisfy the API |
| 360 | ControlPartialUpdate(true /* enable */, &pending); |
| 361 | } |
| 362 | |
| 363 | void HWCDisplayPrimary::HandleFrameDump() { |
| 364 | if (dump_frame_count_ && output_buffer_.release_fence_fd >= 0) { |
| 365 | int ret = sync_wait(output_buffer_.release_fence_fd, 1000); |
| 366 | ::close(output_buffer_.release_fence_fd); |
| 367 | output_buffer_.release_fence_fd = -1; |
| 368 | if (ret < 0) { |
| 369 | DLOGE("sync_wait error errno = %d, desc = %s", errno, strerror(errno)); |
| 370 | } else { |
| 371 | DumpOutputBuffer(output_buffer_info_, output_buffer_base_, layer_stack_.retire_fence_fd); |
| 372 | } |
| 373 | } |
| 374 | |
| 375 | if (0 == dump_frame_count_) { |
| 376 | dump_output_to_file_ = false; |
| 377 | // Unmap and Free buffer |
| 378 | if (munmap(output_buffer_base_, output_buffer_info_.alloc_buffer_info.size) != 0) { |
| 379 | DLOGE("unmap failed with err %d", errno); |
| 380 | } |
| 381 | if (buffer_allocator_->FreeBuffer(&output_buffer_info_) != 0) { |
| 382 | DLOGE("FreeBuffer failed"); |
| 383 | } |
| 384 | |
| 385 | post_processed_output_ = false; |
| 386 | output_buffer_ = {}; |
| 387 | output_buffer_info_ = {}; |
| 388 | output_buffer_base_ = nullptr; |
| 389 | |
| 390 | uint32_t pending = 0; // Just a temporary to satisfy the API |
| 391 | ControlPartialUpdate(true /* enable */, &pending); |
| 392 | } |
| 393 | } |
| 394 | |
| 395 | void HWCDisplayPrimary::SetFrameDumpConfig(uint32_t count, uint32_t bit_mask_layer_type) { |
| 396 | HWCDisplay::SetFrameDumpConfig(count, bit_mask_layer_type); |
| 397 | dump_output_to_file_ = bit_mask_layer_type & (1 << OUTPUT_LAYER_DUMP); |
| 398 | DLOGI("output_layer_dump_enable %d", dump_output_to_file_); |
| 399 | |
| 400 | if (!count || !dump_output_to_file_) { |
| 401 | return; |
| 402 | } |
| 403 | |
| 404 | // Allocate and map output buffer |
| 405 | output_buffer_info_ = {}; |
| 406 | // Since we dump DSPP output use Panel resolution. |
| 407 | GetPanelResolution(&output_buffer_info_.buffer_config.width, |
| 408 | &output_buffer_info_.buffer_config.height); |
| 409 | output_buffer_info_.buffer_config.format = kFormatRGB888; |
| 410 | output_buffer_info_.buffer_config.buffer_count = 1; |
| 411 | if (buffer_allocator_->AllocateBuffer(&output_buffer_info_) != 0) { |
| 412 | DLOGE("Buffer allocation failed"); |
| 413 | output_buffer_info_ = {}; |
| 414 | return; |
| 415 | } |
| 416 | |
| 417 | void *buffer = mmap(NULL, output_buffer_info_.alloc_buffer_info.size, PROT_READ | PROT_WRITE, |
| 418 | MAP_SHARED, output_buffer_info_.alloc_buffer_info.fd, 0); |
| 419 | |
| 420 | if (buffer == MAP_FAILED) { |
| 421 | DLOGE("mmap failed with err %d", errno); |
| 422 | buffer_allocator_->FreeBuffer(&output_buffer_info_); |
| 423 | output_buffer_info_ = {}; |
| 424 | return; |
| 425 | } |
| 426 | |
| 427 | output_buffer_base_ = buffer; |
| 428 | post_processed_output_ = true; |
| 429 | uint32_t pending = 0; // Just a temporary to satisfy the API |
| 430 | ControlPartialUpdate(false /* enable */, &pending); |
| 431 | } |
| 432 | |
| 433 | int HWCDisplayPrimary::FrameCaptureAsync(const BufferInfo &output_buffer_info, |
| 434 | bool post_processed_output) { |
| 435 | // Note: This function is called in context of a binder thread and a lock is already held |
| 436 | if (output_buffer_info.alloc_buffer_info.fd < 0) { |
| 437 | DLOGE("Invalid fd %d", output_buffer_info.alloc_buffer_info.fd); |
| 438 | return -1; |
| 439 | } |
| 440 | |
| 441 | auto panel_width = 0u; |
| 442 | auto panel_height = 0u; |
| 443 | auto fb_width = 0u; |
| 444 | auto fb_height = 0u; |
| 445 | |
| 446 | GetPanelResolution(&panel_width, &panel_height); |
| 447 | GetFrameBufferResolution(&fb_width, &fb_height); |
| 448 | |
| 449 | if (post_processed_output && (output_buffer_info_.buffer_config.width < panel_width || |
| 450 | output_buffer_info_.buffer_config.height < panel_height)) { |
| 451 | DLOGE("Buffer dimensions should not be less than panel resolution"); |
| 452 | return -1; |
| 453 | } else if (!post_processed_output && (output_buffer_info_.buffer_config.width < fb_width || |
| 454 | output_buffer_info_.buffer_config.height < fb_height)) { |
| 455 | DLOGE("Buffer dimensions should not be less than FB resolution"); |
| 456 | return -1; |
| 457 | } |
| 458 | |
| 459 | SetLayerBuffer(output_buffer_info, &output_buffer_); |
| 460 | post_processed_output_ = post_processed_output; |
| 461 | frame_capture_buffer_queued_ = true; |
| 462 | // Status is only cleared on a new call to dump and remains valid otherwise |
| 463 | frame_capture_status_ = -EAGAIN; |
| 464 | |
| 465 | uint32_t pending = 0; // Just a temporary to satisfy the API |
| 466 | ControlPartialUpdate(false /* enable */, &pending); |
| 467 | |
| 468 | return 0; |
| 469 | } |
| 470 | |
| 471 | } // namespace sdm |