1 /* 2 * Copyright (C) 2010 The Android Open Source Project 3 * Copyright (C) 2012-2014, The Linux Foundation. All rights reserved. 4 * 5 * Not a Contribution. 6 * 7 * Licensed under the Apache License, Version 2.0 (the "License"); 8 * you may not use this file except in compliance with the License. 9 * You may obtain a copy of the License at 10 * 11 * http://www.apache.org/licenses/LICENSE-2.0 12 * 13 * Unless required by applicable law or agreed to in writing, software 14 * distributed under the License is distributed on an "AS IS" BASIS, 15 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 16 * See the License for the specific language governing permissions and 17 * limitations under the License. 18 */ 19 20 #define DEBUG_COPYBIT 0 21 #include <copybit.h> 22 #include <utils/Timers.h> 23 #include <mdp_version.h> 24 #include "hwc_copybit.h" 25 #include "comptype.h" 26 #include "gr.h" 27 #include "cb_utils.h" 28 #include "cb_swap_rect.h" 29 #include "math.h" 30 #include "sync/sync.h" 31 32 using namespace qdutils; 33 namespace qhwc { 34 35 struct range { 36 int current; 37 int end; 38 }; 39 struct region_iterator : public copybit_region_t { 40 41 region_iterator(hwc_region_t region) { 42 mRegion = region; 43 r.end = (int)region.numRects; 44 r.current = 0; 45 this->next = iterate; 46 } 47 48 private: 49 static int iterate(copybit_region_t const * self, copybit_rect_t* rect){ 50 if (!self || !rect) { 51 ALOGE("iterate invalid parameters"); 52 return 0; 53 } 54 55 region_iterator const* me = 56 static_cast<region_iterator const*>(self); 57 if (me->r.current != me->r.end) { 58 rect->l = me->mRegion.rects[me->r.current].left; 59 rect->t = me->mRegion.rects[me->r.current].top; 60 rect->r = me->mRegion.rects[me->r.current].right; 61 rect->b = me->mRegion.rects[me->r.current].bottom; 62 me->r.current++; 63 return 1; 64 } 65 return 0; 66 } 67 68 hwc_region_t mRegion; 69 mutable range r; 70 }; 71 72 void CopyBit::reset() { 73 mIsModeOn = false; 74 mCopyBitDraw = false; 75 } 76 77 bool CopyBit::canUseCopybitForYUV(hwc_context_t *ctx) { 78 // return true for non-overlay targets 79 if(ctx->mMDP.hasOverlay && ctx->mMDP.version >= qdutils::MDP_V4_0) { 80 return false; 81 } 82 return true; 83 } 84 85 bool CopyBit::canUseCopybitForRGB(hwc_context_t *ctx, 86 hwc_display_contents_1_t *list, 87 int dpy) { 88 int compositionType = qdutils::QCCompositionType:: 89 getInstance().getCompositionType(); 90 91 if (compositionType & qdutils::COMPOSITION_TYPE_DYN) { 92 // DYN Composition: 93 // use copybit, if (TotalRGBRenderArea < threashold * FB Area) 94 // this is done based on perf inputs in ICS 95 // TODO: Above condition needs to be re-evaluated in JB 96 int fbWidth = ctx->dpyAttr[dpy].xres; 97 int fbHeight = ctx->dpyAttr[dpy].yres; 98 unsigned int fbArea = (fbWidth * fbHeight); 99 unsigned int renderArea = getRGBRenderingArea(ctx, list); 100 ALOGD_IF (DEBUG_COPYBIT, "%s:renderArea %u, fbArea %u", 101 __FUNCTION__, renderArea, fbArea); 102 if (renderArea < (mDynThreshold * fbArea)) { 103 return true; 104 } 105 } else if ((compositionType & qdutils::COMPOSITION_TYPE_MDP)) { 106 // MDP composition, use COPYBIT always 107 return true; 108 } else if ((compositionType & qdutils::COMPOSITION_TYPE_C2D)) { 109 // C2D composition, use COPYBIT 110 return true; 111 } 112 return false; 113 } 114 115 unsigned int CopyBit::getRGBRenderingArea (const hwc_context_t *ctx, 116 const hwc_display_contents_1_t *list) { 117 //Calculates total rendering area for RGB layers 118 unsigned int renderArea = 0; 119 unsigned int w=0, h=0; 120 // Skipping last layer since FrameBuffer layer should not affect 121 // which composition to choose 122 for (unsigned int i=0; i<list->numHwLayers -1; i++) { 123 private_handle_t *hnd = (private_handle_t *)list->hwLayers[i].handle; 124 if (hnd) { 125 if (BUFFER_TYPE_UI == hnd->bufferType && !ctx->copybitDrop[i]) { 126 getLayerResolution(&list->hwLayers[i], w, h); 127 renderArea += (w*h); 128 } 129 } 130 } 131 return renderArea; 132 } 133 134 int CopyBit::getLayersChanging(hwc_context_t *ctx, 135 hwc_display_contents_1_t *list, 136 int dpy){ 137 138 int changingLayerIndex = -1; 139 if(mLayerCache.layerCount != ctx->listStats[dpy].numAppLayers) { 140 mLayerCache.reset(); 141 mFbCache.reset(); 142 mLayerCache.updateCounts(ctx,list,dpy); 143 return -1; 144 } 145 146 int updatingLayerCount = 0; 147 for (int k = ctx->listStats[dpy].numAppLayers-1; k >= 0 ; k--){ 148 //swap rect will kick in only for single updating layer 149 if(mLayerCache.hnd[k] != list->hwLayers[k].handle){ 150 updatingLayerCount ++; 151 if(updatingLayerCount == 1) 152 changingLayerIndex = k; 153 } 154 } 155 //since we are using more than one framebuffers,we have to 156 //kick in swap rect only if we are getting continuous same 157 //dirty rect for same layer at least equal of number of 158 //framebuffers 159 160 if ( updatingLayerCount == 1 ) { 161 hwc_rect_t dirtyRect = list->hwLayers[changingLayerIndex].displayFrame; 162 #ifdef QCOM_BSP 163 dirtyRect = list->hwLayers[changingLayerIndex].dirtyRect; 164 #endif 165 166 for (int k = ctx->listStats[dpy].numAppLayers-1; k >= 0 ; k--){ 167 //disable swap rect for overlapping visible layer(s) 168 hwc_rect_t displayFrame = list->hwLayers[k].displayFrame; 169 hwc_rect_t result = getIntersection(displayFrame,dirtyRect); 170 if((k != changingLayerIndex) && isValidRect(result)){ 171 return -1; 172 } 173 } 174 mFbCache.insertAndUpdateFbCache(dirtyRect); 175 if(mFbCache.getUnchangedFbDRCount(dirtyRect) < 176 NUM_RENDER_BUFFERS) 177 changingLayerIndex = -1; 178 }else { 179 mFbCache.reset(); 180 changingLayerIndex = -1; 181 } 182 mLayerCache.updateCounts(ctx,list,dpy); 183 return changingLayerIndex; 184 } 185 186 int CopyBit::checkDirtyRect(hwc_context_t *ctx, 187 hwc_display_contents_1_t *list, 188 int dpy) { 189 190 //dirty rect will enable only if 191 //1.Only single layer is updating. 192 //2.No overlapping 193 //3.No scaling 194 //4.No video layer 195 if(mSwapRectEnable == false) 196 return -1; 197 int changingLayerIndex = getLayersChanging(ctx, list, dpy); 198 //swap rect will kick in only for single updating layer 199 if(changingLayerIndex == -1){ 200 return -1; 201 } 202 if(!needsScaling(&list->hwLayers[changingLayerIndex])){ 203 private_handle_t *hnd = 204 (private_handle_t *)list->hwLayers[changingLayerIndex].handle; 205 if( hnd && !isYuvBuffer(hnd)) 206 return changingLayerIndex; 207 } 208 return -1; 209 } 210 211 bool CopyBit::prepareOverlap(hwc_context_t *ctx, 212 hwc_display_contents_1_t *list) { 213 214 if (ctx->mMDP.version < qdutils::MDP_V4_0) { 215 ALOGE("%s: Invalid request", __FUNCTION__); 216 return false; 217 } 218 219 if (mEngine == NULL || !(validateParams(ctx, list))) { 220 ALOGE("%s: Invalid Params", __FUNCTION__); 221 return false; 222 } 223 PtorInfo* ptorInfo = &(ctx->mPtorInfo); 224 225 // Allocate render buffers if they're not allocated 226 int alignW = 0, alignH = 0; 227 int finalW = 0, finalH = 0; 228 for (int i = 0; i < ptorInfo->count; i++) { 229 int ovlapIndex = ptorInfo->layerIndex[i]; 230 hwc_rect_t overlap = list->hwLayers[ovlapIndex].displayFrame; 231 // render buffer width will be the max of two layers 232 // Align Widht and height to 32, Mdp would be configured 233 // with Aligned overlap w/h 234 finalW = max(finalW, ALIGN((overlap.right - overlap.left), 32)); 235 finalH += ALIGN((overlap.bottom - overlap.top), 32); 236 if(finalH > ALIGN((overlap.bottom - overlap.top), 32)) { 237 // Calculate the dest top, left will always be zero 238 ptorInfo->displayFrame[i].top = (finalH - 239 (ALIGN((overlap.bottom - overlap.top), 32))); 240 } 241 // calculate the right and bottom values 242 ptorInfo->displayFrame[i].right = ptorInfo->displayFrame[i].left + 243 (overlap.right - overlap.left); 244 ptorInfo->displayFrame[i].bottom = ptorInfo->displayFrame[i].top + 245 (overlap.bottom - overlap.top); 246 } 247 248 getBufferSizeAndDimensions(finalW, finalH, HAL_PIXEL_FORMAT_RGBA_8888, 249 alignW, alignH); 250 251 if ((mAlignedWidth != alignW) || (mAlignedHeight != alignH)) { 252 // Overlap rect has changed, so free render buffers 253 freeRenderBuffers(); 254 } 255 256 int ret = allocRenderBuffers(alignW, alignH, HAL_PIXEL_FORMAT_RGBA_8888); 257 258 if (ret < 0) { 259 ALOGE("%s: Render buffer allocation failed", __FUNCTION__); 260 return false; 261 } 262 263 mAlignedWidth = alignW; 264 mAlignedHeight = alignH; 265 mCurRenderBufferIndex = (mCurRenderBufferIndex + 1) % NUM_RENDER_BUFFERS; 266 return true; 267 } 268 269 bool CopyBit::prepare(hwc_context_t *ctx, hwc_display_contents_1_t *list, 270 int dpy) { 271 272 if(mEngine == NULL) { 273 // No copybit device found - cannot use copybit 274 return false; 275 } 276 277 if(ctx->mThermalBurstMode) { 278 ALOGD_IF (DEBUG_COPYBIT, "%s:Copybit failed," 279 "Running in Thermal Burst mode",__FUNCTION__); 280 return false; 281 } 282 283 int compositionType = qdutils::QCCompositionType:: 284 getInstance().getCompositionType(); 285 286 if ((compositionType == qdutils::COMPOSITION_TYPE_GPU) || 287 (compositionType == qdutils::COMPOSITION_TYPE_CPU)) { 288 //GPU/CPU composition, don't change layer composition type 289 return true; 290 } 291 292 if(!(validateParams(ctx, list))) { 293 ALOGE("%s:Invalid Params", __FUNCTION__); 294 return false; 295 } 296 297 if(ctx->listStats[dpy].skipCount) { 298 //GPU will be anyways used 299 return false; 300 } 301 302 if (ctx->listStats[dpy].numAppLayers > MAX_NUM_APP_LAYERS) { 303 // Reached max layers supported by HWC. 304 return false; 305 } 306 307 bool useCopybitForYUV = canUseCopybitForYUV(ctx); 308 bool useCopybitForRGB = canUseCopybitForRGB(ctx, list, dpy); 309 LayerProp *layerProp = ctx->layerProp[dpy]; 310 311 // Following are MDP3 limitations for which we 312 // need to fallback to GPU composition: 313 // 1. Plane alpha is not supported by MDP3. 314 // 2. Scaling is within range 315 if (qdutils::MDPVersion::getInstance().getMDPVersion() < 400) { 316 for (int i = ctx->listStats[dpy].numAppLayers-1; i >= 0 ; i--) { 317 int dst_h, dst_w, src_h, src_w; 318 float dx, dy; 319 if(ctx->copybitDrop[i]) { 320 continue; 321 } 322 hwc_layer_1_t *layer = (hwc_layer_1_t *) &list->hwLayers[i]; 323 if (layer->planeAlpha != 0xFF) 324 return true; 325 hwc_rect_t sourceCrop = integerizeSourceCrop(layer->sourceCropf); 326 327 if (has90Transform(layer)) { 328 src_h = sourceCrop.right - sourceCrop.left; 329 src_w = sourceCrop.bottom - sourceCrop.top; 330 } else { 331 src_h = sourceCrop.bottom - sourceCrop.top; 332 src_w = sourceCrop.right - sourceCrop.left; 333 } 334 dst_h = layer->displayFrame.bottom - layer->displayFrame.top; 335 dst_w = layer->displayFrame.right - layer->displayFrame.left; 336 337 if(src_w <=0 || src_h<=0 ||dst_w<=0 || dst_h<=0 ) { 338 ALOGE("%s: wrong params for display screen_w=%d \ 339 src_crop_width=%d screen_h=%d src_crop_height=%d", 340 __FUNCTION__, dst_w,src_w,dst_h,src_h); 341 return false; 342 } 343 dx = (float)dst_w/(float)src_w; 344 dy = (float)dst_h/(float)src_h; 345 346 if (dx > MAX_SCALE_FACTOR || dx < MIN_SCALE_FACTOR) 347 return false; 348 349 if (dy > MAX_SCALE_FACTOR || dy < MIN_SCALE_FACTOR) 350 return false; 351 } 352 } 353 354 //Allocate render buffers if they're not allocated 355 if ((ctx->mMDP.version != qdutils::MDP_V3_0_4 && 356 ctx->mMDP.version != qdutils::MDP_V3_0_5) && 357 (useCopybitForYUV || useCopybitForRGB)) { 358 int ret = allocRenderBuffers(mAlignedWidth, 359 mAlignedHeight, 360 HAL_PIXEL_FORMAT_RGBA_8888); 361 if (ret < 0) { 362 return false; 363 } else { 364 mCurRenderBufferIndex = (mCurRenderBufferIndex + 1) % 365 NUM_RENDER_BUFFERS; 366 } 367 } 368 369 // We cannot mix copybit layer with layers marked to be drawn on FB 370 if (!useCopybitForYUV && ctx->listStats[dpy].yuvCount) 371 return true; 372 373 mCopyBitDraw = false; 374 if (useCopybitForRGB && 375 (useCopybitForYUV || !ctx->listStats[dpy].yuvCount)) { 376 mCopyBitDraw = true; 377 // numAppLayers-1, as we iterate till 0th layer index 378 // Mark all layers to be drawn by copybit 379 for (int i = ctx->listStats[dpy].numAppLayers-1; i >= 0 ; i--) { 380 layerProp[i].mFlags |= HWC_COPYBIT; 381 #ifdef QCOM_BSP 382 if (ctx->mMDP.version == qdutils::MDP_V3_0_4 || 383 ctx->mMDP.version == qdutils::MDP_V3_0_5) 384 list->hwLayers[i].compositionType = HWC_BLIT; 385 else 386 #endif 387 list->hwLayers[i].compositionType = HWC_OVERLAY; 388 } 389 } 390 391 return true; 392 } 393 394 int CopyBit::clear (private_handle_t* hnd, hwc_rect_t& rect) 395 { 396 int ret = 0; 397 copybit_rect_t clear_rect = {rect.left, rect.top, 398 rect.right, 399 rect.bottom}; 400 401 copybit_image_t buf; 402 buf.w = ALIGN(getWidth(hnd),32); 403 buf.h = getHeight(hnd); 404 buf.format = hnd->format; 405 buf.base = (void *)hnd->base; 406 buf.handle = (native_handle_t *)hnd; 407 408 copybit_device_t *copybit = mEngine; 409 ret = copybit->clear(copybit, &buf, &clear_rect); 410 return ret; 411 } 412 413 bool CopyBit::drawUsingAppBufferComposition(hwc_context_t *ctx, 414 hwc_display_contents_1_t *list, 415 int dpy, int *copybitFd) { 416 int layerCount = 0; 417 uint32_t last = (uint32_t)list->numHwLayers - 1; 418 hwc_layer_1_t *fbLayer = &list->hwLayers[last]; 419 private_handle_t *fbhnd = (private_handle_t *)fbLayer->handle; 420 421 if(ctx->enableABC == false) 422 return false; 423 424 if(ctx->listStats[dpy].numAppLayers > MAX_LAYERS_FOR_ABC ) 425 return false; 426 427 layerCount = ctx->listStats[dpy].numAppLayers; 428 //bottom most layer should 429 //equal to FB 430 hwc_layer_1_t *tmpLayer = &list->hwLayers[0]; 431 private_handle_t *hnd = (private_handle_t *)tmpLayer->handle; 432 if(hnd && fbhnd && (hnd->size == fbhnd->size) && 433 (hnd->width == fbhnd->width) && (hnd->height == fbhnd->height)){ 434 if(tmpLayer->transform || 435 (!(hnd->format == HAL_PIXEL_FORMAT_RGBA_8888 || 436 hnd->format == HAL_PIXEL_FORMAT_RGBX_8888)) || 437 (needsScaling(tmpLayer) == true)) { 438 return false; 439 }else { 440 ctx->listStats[dpy].renderBufIndexforABC = 0; 441 } 442 } 443 444 if(ctx->listStats[dpy].renderBufIndexforABC == 0) { 445 if(layerCount == 1) 446 return true; 447 448 if(layerCount == MAX_LAYERS_FOR_ABC) { 449 int abcRenderBufIdx = ctx->listStats[dpy].renderBufIndexforABC; 450 //enable ABC only for non intersecting layers. 451 hwc_rect_t displayFrame = 452 list->hwLayers[abcRenderBufIdx].displayFrame; 453 for (int i = abcRenderBufIdx + 1; i < layerCount; i++) { 454 hwc_rect_t tmpDisplayFrame = list->hwLayers[i].displayFrame; 455 hwc_rect_t result = getIntersection(displayFrame,tmpDisplayFrame); 456 if (isValidRect(result)) { 457 ctx->listStats[dpy].renderBufIndexforABC = -1; 458 return false; 459 } 460 } 461 // Pass the Acquire Fence FD to driver for base layer 462 private_handle_t *renderBuffer = 463 (private_handle_t *)list->hwLayers[abcRenderBufIdx].handle; 464 copybit_device_t *copybit = getCopyBitDevice(); 465 if(list->hwLayers[abcRenderBufIdx].acquireFenceFd >=0){ 466 copybit->set_sync(copybit, 467 list->hwLayers[abcRenderBufIdx].acquireFenceFd); 468 } 469 for(int i = abcRenderBufIdx + 1; i < layerCount; i++){ 470 int retVal = drawLayerUsingCopybit(ctx, 471 &(list->hwLayers[i]),renderBuffer, 0); 472 if(retVal < 0) { 473 ALOGE("%s : Copybit failed", __FUNCTION__); 474 } 475 } 476 // Get Release Fence FD of copybit for the App layer(s) 477 copybit->flush_get_fence(copybit, copybitFd); 478 close(list->hwLayers[abcRenderBufIdx].acquireFenceFd); 479 list->hwLayers[abcRenderBufIdx].acquireFenceFd = -1; 480 return true; 481 } 482 } 483 return false; 484 } 485 486 bool CopyBit::draw(hwc_context_t *ctx, hwc_display_contents_1_t *list, 487 int dpy, int32_t *fd) { 488 // draw layers marked for COPYBIT 489 int retVal = true; 490 int copybitLayerCount = 0; 491 uint32_t last = 0; 492 LayerProp *layerProp = ctx->layerProp[dpy]; 493 private_handle_t *renderBuffer; 494 495 if(mCopyBitDraw == false){ 496 mFbCache.reset(); // there is no layer marked for copybit 497 return false ; 498 } 499 500 if(drawUsingAppBufferComposition(ctx, list, dpy, fd)) { 501 return true; 502 } 503 //render buffer 504 if (ctx->mMDP.version == qdutils::MDP_V3_0_4 || 505 ctx->mMDP.version == qdutils::MDP_V3_0_5) { 506 last = (uint32_t)list->numHwLayers - 1; 507 renderBuffer = (private_handle_t *)list->hwLayers[last].handle; 508 } else { 509 renderBuffer = getCurrentRenderBuffer(); 510 } 511 if (!renderBuffer) { 512 ALOGE("%s: Render buffer layer handle is NULL", __FUNCTION__); 513 return false; 514 } 515 516 if (ctx->mMDP.version >= qdutils::MDP_V4_0) { 517 //Wait for the previous frame to complete before rendering onto it 518 if(mRelFd[mCurRenderBufferIndex] >=0) { 519 sync_wait(mRelFd[mCurRenderBufferIndex], 1000); 520 close(mRelFd[mCurRenderBufferIndex]); 521 mRelFd[mCurRenderBufferIndex] = -1; 522 } 523 } else { 524 if(list->hwLayers[last].acquireFenceFd >=0) { 525 copybit_device_t *copybit = getCopyBitDevice(); 526 copybit->set_sync(copybit, list->hwLayers[last].acquireFenceFd); 527 } 528 } 529 530 mDirtyLayerIndex = checkDirtyRect(ctx, list, dpy); 531 if( mDirtyLayerIndex != -1){ 532 hwc_layer_1_t *layer = &list->hwLayers[mDirtyLayerIndex]; 533 #ifdef QCOM_BSP 534 clear(renderBuffer,layer->dirtyRect); 535 #else 536 clear(renderBuffer,layer->displayFrame); 537 #endif 538 } else { 539 hwc_rect_t clearRegion = {0,0,0,0}; 540 if(CBUtils::getuiClearRegion(list, clearRegion, layerProp)) 541 clear(renderBuffer, clearRegion); 542 } 543 544 // numAppLayers-1, as we iterate from 0th layer index with HWC_COPYBIT flag 545 for (int i = 0; i <= (ctx->listStats[dpy].numAppLayers-1); i++) { 546 if(!(layerProp[i].mFlags & HWC_COPYBIT)) { 547 ALOGD_IF(DEBUG_COPYBIT, "%s: Not Marked for copybit", __FUNCTION__); 548 continue; 549 } 550 if(ctx->copybitDrop[i]) { 551 continue; 552 } 553 //skip non updating layers 554 if((mDirtyLayerIndex != -1) && (mDirtyLayerIndex != i) ) 555 continue; 556 int ret = -1; 557 if (list->hwLayers[i].acquireFenceFd != -1 558 && ctx->mMDP.version >= qdutils::MDP_V4_0) { 559 // Wait for acquire Fence on the App buffers. 560 ret = sync_wait(list->hwLayers[i].acquireFenceFd, 1000); 561 if(ret < 0) { 562 ALOGE("%s: sync_wait error!! error no = %d err str = %s", 563 __FUNCTION__, errno, strerror(errno)); 564 } 565 close(list->hwLayers[i].acquireFenceFd); 566 list->hwLayers[i].acquireFenceFd = -1; 567 } 568 retVal = drawLayerUsingCopybit(ctx, &(list->hwLayers[i]), 569 renderBuffer, !i); 570 copybitLayerCount++; 571 if(retVal < 0) { 572 ALOGE("%s : drawLayerUsingCopybit failed", __FUNCTION__); 573 } 574 } 575 576 if (copybitLayerCount) { 577 copybit_device_t *copybit = getCopyBitDevice(); 578 // Async mode 579 copybit->flush_get_fence(copybit, fd); 580 if((ctx->mMDP.version == qdutils::MDP_V3_0_4 || 581 ctx->mMDP.version == qdutils::MDP_V3_0_5) && 582 list->hwLayers[last].acquireFenceFd >= 0) { 583 close(list->hwLayers[last].acquireFenceFd); 584 list->hwLayers[last].acquireFenceFd = -1; 585 } 586 } 587 return true; 588 } 589 590 int CopyBit::drawOverlap(hwc_context_t *ctx, hwc_display_contents_1_t *list) { 591 int fd = -1; 592 PtorInfo* ptorInfo = &(ctx->mPtorInfo); 593 594 if (ctx->mMDP.version < qdutils::MDP_V4_0) { 595 ALOGE("%s: Invalid request", __FUNCTION__); 596 return fd; 597 } 598 599 private_handle_t *renderBuffer = getCurrentRenderBuffer(); 600 601 if (!renderBuffer) { 602 ALOGE("%s: Render buffer layer handle is NULL", __FUNCTION__); 603 return fd; 604 } 605 606 //Clear the transparent or left out region on the render buffer 607 hwc_rect_t clearRegion = {0,0,0,0}; 608 LayerProp *layerProp = ctx->layerProp[0]; 609 if(CBUtils::getuiClearRegion(list, clearRegion, layerProp)) 610 clear(renderBuffer, clearRegion); 611 612 int copybitLayerCount = 0; 613 for(int j = 0; j < ptorInfo->count; j++) { 614 int ovlapIndex = ptorInfo->layerIndex[j]; 615 hwc_rect_t overlap = list->hwLayers[ovlapIndex].displayFrame; 616 if(j) { 617 /** 618 * It's possible that 2 PTOR layers might have overlapping. 619 * In such case, remove the intersection(again if peripheral) 620 * from the lower PTOR layer to avoid overlapping. 621 * If intersection is not on peripheral then compromise 622 * by reducing number of PTOR layers. 623 **/ 624 int prevOvlapIndex = ptorInfo->layerIndex[0]; 625 hwc_rect_t prevOvlap = list->hwLayers[prevOvlapIndex].displayFrame; 626 hwc_rect_t commonRect = getIntersection(prevOvlap, overlap); 627 if(isValidRect(commonRect)) { 628 overlap = deductRect(overlap, commonRect); 629 } 630 } 631 632 // Draw overlapped content of layers on render buffer 633 for (int i = 0; i <= ovlapIndex; i++) { 634 hwc_layer_1_t *layer = &list->hwLayers[i]; 635 if(!isValidRect(getIntersection(layer->displayFrame, 636 overlap))) { 637 continue; 638 } 639 if ((list->hwLayers[i].acquireFenceFd != -1)) { 640 // Wait for acquire fence on the App buffers. 641 if(sync_wait(list->hwLayers[i].acquireFenceFd, 1000) < 0) { 642 ALOGE("%s: sync_wait error!! error no = %d err str = %s", 643 __FUNCTION__, errno, strerror(errno)); 644 } 645 close(list->hwLayers[i].acquireFenceFd); 646 list->hwLayers[i].acquireFenceFd = -1; 647 } 648 /* 649 * Find the intersection of layer display frame with PTOR layer 650 * with respect to screen co-ordinates 651 * 652 * Calculated the destination rect by transforming the overlapping 653 * region of layer display frame with respect to PTOR display frame 654 * 655 * Transform the destination rect on to render buffer 656 * */ 657 hwc_rect_t destRect = getIntersection(overlap, layer->displayFrame); 658 destRect.left = destRect.left - overlap.left + 659 ptorInfo->displayFrame[j].left; 660 destRect.right = destRect.right- overlap.left + 661 ptorInfo->displayFrame[j].left; 662 destRect.top = destRect.top - overlap.top + 663 ptorInfo->displayFrame[j].top; 664 destRect.bottom = destRect.bottom - overlap.top + 665 ptorInfo->displayFrame[j].top; 666 667 int retVal = drawRectUsingCopybit(ctx, layer, renderBuffer, 668 overlap, destRect); 669 copybitLayerCount++; 670 if(retVal < 0) { 671 ALOGE("%s: drawRectUsingCopybit failed", __FUNCTION__); 672 copybitLayerCount = 0; 673 } 674 } 675 } 676 677 if (copybitLayerCount) { 678 copybit_device_t *copybit = getCopyBitDevice(); 679 copybit->flush_get_fence(copybit, &fd); 680 } 681 682 ALOGD_IF(DEBUG_COPYBIT, "%s: done! copybitLayerCount = %d", __FUNCTION__, 683 copybitLayerCount); 684 return fd; 685 } 686 687 int CopyBit::drawRectUsingCopybit(hwc_context_t *dev, hwc_layer_1_t *layer, 688 private_handle_t *renderBuffer, hwc_rect_t overlap, 689 hwc_rect_t destRect) 690 { 691 hwc_context_t* ctx = (hwc_context_t*)(dev); 692 if (!ctx) { 693 ALOGE("%s: null context ", __FUNCTION__); 694 return -1; 695 } 696 697 private_handle_t *hnd = (private_handle_t *)layer->handle; 698 if (!hnd) { 699 ALOGE("%s: invalid handle", __FUNCTION__); 700 return -1; 701 } 702 703 private_handle_t *dstHandle = (private_handle_t *)renderBuffer; 704 if (!dstHandle) { 705 ALOGE("%s: RenderBuffer handle is NULL", __FUNCTION__); 706 return -1; 707 } 708 709 // Set the Copybit Source 710 copybit_image_t src; 711 src.handle = (native_handle_t *)layer->handle; 712 src.w = hnd->width; 713 src.h = hnd->height; 714 src.base = (void *)hnd->base; 715 src.format = hnd->format; 716 src.horiz_padding = 0; 717 src.vert_padding = 0; 718 719 720 hwc_rect_t dispFrame = layer->displayFrame; 721 hwc_rect_t iRect = getIntersection(dispFrame, overlap); 722 hwc_rect_t crop = integerizeSourceCrop(layer->sourceCropf); 723 qhwc::calculate_crop_rects(crop, dispFrame, iRect, 724 layer->transform); 725 726 // Copybit source rect 727 copybit_rect_t srcRect = {crop.left, crop.top, crop.right, 728 crop.bottom}; 729 730 // Copybit destination rect 731 copybit_rect_t dstRect = {destRect.left, destRect.top, destRect.right, 732 destRect.bottom}; 733 734 // Copybit dst 735 copybit_image_t dst; 736 dst.handle = (native_handle_t *)dstHandle; 737 dst.w = ALIGN(dstHandle->width, 32); 738 dst.h = dstHandle->height; 739 dst.base = (void *)dstHandle->base; 740 dst.format = dstHandle->format; 741 742 copybit_device_t *copybit = mEngine; 743 744 // Copybit region is the destRect 745 hwc_rect_t regRect = {dstRect.l,dstRect.t, dstRect.r, dstRect.b}; 746 hwc_region_t region; 747 region.numRects = 1; 748 region.rects = ®Rect; 749 region_iterator copybitRegion(region); 750 int acquireFd = layer->acquireFenceFd; 751 752 copybit->set_parameter(copybit, COPYBIT_FRAMEBUFFER_WIDTH, 753 renderBuffer->width); 754 copybit->set_parameter(copybit, COPYBIT_FRAMEBUFFER_HEIGHT, 755 renderBuffer->height); 756 copybit->set_parameter(copybit, COPYBIT_TRANSFORM, layer->transform); 757 copybit->set_parameter(copybit, COPYBIT_PLANE_ALPHA, layer->planeAlpha); 758 copybit->set_parameter(copybit, COPYBIT_BLEND_MODE, layer->blending); 759 copybit->set_parameter(copybit, COPYBIT_DITHER, 760 (dst.format == HAL_PIXEL_FORMAT_RGB_565) ? COPYBIT_ENABLE : 761 COPYBIT_DISABLE); 762 copybit->set_sync(copybit, acquireFd); 763 int err = copybit->stretch(copybit, &dst, &src, &dstRect, &srcRect, 764 ©bitRegion); 765 766 if (err < 0) 767 ALOGE("%s: copybit stretch failed",__FUNCTION__); 768 769 return err; 770 } 771 772 int CopyBit::drawLayerUsingCopybit(hwc_context_t *dev, hwc_layer_1_t *layer, 773 private_handle_t *renderBuffer, bool isFG) 774 { 775 hwc_context_t* ctx = (hwc_context_t*)(dev); 776 int err = 0, acquireFd; 777 if(!ctx) { 778 ALOGE("%s: null context ", __FUNCTION__); 779 return -1; 780 } 781 782 private_handle_t *hnd = (private_handle_t *)layer->handle; 783 if(!hnd) { 784 if (layer->flags & HWC_COLOR_FILL) { // Color layer 785 return fillColorUsingCopybit(layer, renderBuffer); 786 } 787 ALOGE("%s: invalid handle", __FUNCTION__); 788 return -1; 789 } 790 791 private_handle_t *fbHandle = (private_handle_t *)renderBuffer; 792 if(!fbHandle) { 793 ALOGE("%s: Framebuffer handle is NULL", __FUNCTION__); 794 return -1; 795 } 796 797 // Set the copybit source: 798 copybit_image_t src; 799 src.w = getWidth(hnd); 800 src.h = getHeight(hnd); 801 src.format = hnd->format; 802 803 // Handle R/B swap 804 if ((layer->flags & HWC_FORMAT_RB_SWAP)) { 805 if (src.format == HAL_PIXEL_FORMAT_RGBA_8888) { 806 src.format = HAL_PIXEL_FORMAT_BGRA_8888; 807 } else if (src.format == HAL_PIXEL_FORMAT_RGBX_8888) { 808 src.format = HAL_PIXEL_FORMAT_BGRX_8888; 809 } 810 } 811 812 src.base = (void *)hnd->base; 813 src.handle = (native_handle_t *)layer->handle; 814 src.horiz_padding = src.w - getWidth(hnd); 815 // Initialize vertical padding to zero for now, 816 // this needs to change to accomodate vertical stride 817 // if needed in the future 818 src.vert_padding = 0; 819 820 int layerTransform = layer->transform ; 821 // When flip and rotation(90) are present alter the flip, 822 // as GPU is doing the flip and rotation in opposite order 823 // to that of MDP3.0 824 // For 270 degrees, we get 90 + (H+V) which is same as doing 825 // flip first and then rotation (H+V) + 90 826 if (qdutils::MDPVersion::getInstance().getMDPVersion() < 400) { 827 if (((layer->transform& HAL_TRANSFORM_FLIP_H) || 828 (layer->transform & HAL_TRANSFORM_FLIP_V)) && 829 (layer->transform & HAL_TRANSFORM_ROT_90) && 830 !(layer->transform == HAL_TRANSFORM_ROT_270)){ 831 if(layer->transform & HAL_TRANSFORM_FLIP_H){ 832 layerTransform ^= HAL_TRANSFORM_FLIP_H; 833 layerTransform |= HAL_TRANSFORM_FLIP_V; 834 } 835 if(layer->transform & HAL_TRANSFORM_FLIP_V){ 836 layerTransform ^= HAL_TRANSFORM_FLIP_V; 837 layerTransform |= HAL_TRANSFORM_FLIP_H; 838 } 839 } 840 } 841 // Copybit source rect 842 hwc_rect_t sourceCrop = integerizeSourceCrop(layer->sourceCropf); 843 copybit_rect_t srcRect = {sourceCrop.left, sourceCrop.top, 844 sourceCrop.right, 845 sourceCrop.bottom}; 846 847 // Copybit destination rect 848 hwc_rect_t displayFrame = layer->displayFrame; 849 copybit_rect_t dstRect = {displayFrame.left, displayFrame.top, 850 displayFrame.right, 851 displayFrame.bottom}; 852 #ifdef QCOM_BSP 853 //change src and dst with dirtyRect 854 if(mDirtyLayerIndex != -1) { 855 srcRect.l = layer->dirtyRect.left; 856 srcRect.t = layer->dirtyRect.top; 857 srcRect.r = layer->dirtyRect.right; 858 srcRect.b = layer->dirtyRect.bottom; 859 dstRect = srcRect; 860 } 861 #endif 862 // Copybit dst 863 copybit_image_t dst; 864 dst.w = ALIGN(fbHandle->width,32); 865 dst.h = fbHandle->height; 866 dst.format = fbHandle->format; 867 dst.base = (void *)fbHandle->base; 868 dst.handle = (native_handle_t *)fbHandle; 869 870 copybit_device_t *copybit = mEngine; 871 872 int32_t screen_w = displayFrame.right - displayFrame.left; 873 int32_t screen_h = displayFrame.bottom - displayFrame.top; 874 int32_t src_crop_width = sourceCrop.right - sourceCrop.left; 875 int32_t src_crop_height = sourceCrop.bottom -sourceCrop.top; 876 877 // Copybit dst 878 float copybitsMaxScale = 879 (float)copybit->get(copybit,COPYBIT_MAGNIFICATION_LIMIT); 880 float copybitsMinScale = 881 (float)copybit->get(copybit,COPYBIT_MINIFICATION_LIMIT); 882 883 if (layer->transform & HWC_TRANSFORM_ROT_90) { 884 //swap screen width and height 885 int tmp = screen_w; 886 screen_w = screen_h; 887 screen_h = tmp; 888 } 889 private_handle_t *tmpHnd = NULL; 890 891 if(screen_w <=0 || screen_h<=0 ||src_crop_width<=0 || src_crop_height<=0 ) { 892 ALOGE("%s: wrong params for display screen_w=%d src_crop_width=%d \ 893 screen_h=%d src_crop_height=%d", __FUNCTION__, screen_w, 894 src_crop_width,screen_h,src_crop_height); 895 return -1; 896 } 897 898 float dsdx = (float)screen_w/(float)src_crop_width; 899 float dtdy = (float)screen_h/(float)src_crop_height; 900 901 float scaleLimitMax = copybitsMaxScale * copybitsMaxScale; 902 float scaleLimitMin = copybitsMinScale * copybitsMinScale; 903 if(dsdx > scaleLimitMax || 904 dtdy > scaleLimitMax || 905 dsdx < 1/scaleLimitMin || 906 dtdy < 1/scaleLimitMin) { 907 ALOGW("%s: greater than max supported size dsdx=%f dtdy=%f \ 908 scaleLimitMax=%f scaleLimitMin=%f", __FUNCTION__,dsdx,dtdy, 909 scaleLimitMax,1/scaleLimitMin); 910 return -1; 911 } 912 acquireFd = layer->acquireFenceFd; 913 if(dsdx > copybitsMaxScale || 914 dtdy > copybitsMaxScale || 915 dsdx < 1/copybitsMinScale || 916 dtdy < 1/copybitsMinScale){ 917 // The requested scale is out of the range the hardware 918 // can support. 919 ALOGD("%s:%d::Need to scale twice dsdx=%f, dtdy=%f,copybitsMaxScale=%f,\ 920 copybitsMinScale=%f,screen_w=%d,screen_h=%d \ 921 src_crop_width=%d src_crop_height=%d",__FUNCTION__,__LINE__, 922 dsdx,dtdy,copybitsMaxScale,1/copybitsMinScale,screen_w,screen_h, 923 src_crop_width,src_crop_height); 924 925 926 int tmp_w = src_crop_width; 927 int tmp_h = src_crop_height; 928 929 if (dsdx > copybitsMaxScale || dtdy > copybitsMaxScale ){ 930 tmp_w = (int)((float)src_crop_width*copybitsMaxScale); 931 tmp_h = (int)((float)src_crop_height*copybitsMaxScale); 932 }else if (dsdx < 1/copybitsMinScale ||dtdy < 1/copybitsMinScale ){ 933 // ceil the tmp_w and tmp_h value to maintain proper ratio 934 // b/w src and dst (should not cross the desired scale limit 935 // due to float -> int ) 936 tmp_w = (int)ceil((float)src_crop_width/copybitsMinScale); 937 tmp_h = (int)ceil((float)src_crop_height/copybitsMinScale); 938 } 939 ALOGD("%s:%d::tmp_w = %d,tmp_h = %d",__FUNCTION__,__LINE__,tmp_w,tmp_h); 940 941 int usage = GRALLOC_USAGE_PRIVATE_IOMMU_HEAP; 942 int format = fbHandle->format; 943 944 // We do not want copybit to generate alpha values from nothing 945 if (format == HAL_PIXEL_FORMAT_RGBA_8888 && 946 src.format != HAL_PIXEL_FORMAT_RGBA_8888) { 947 format = HAL_PIXEL_FORMAT_RGBX_8888; 948 } 949 if (0 == alloc_buffer(&tmpHnd, tmp_w, tmp_h, format, usage) && tmpHnd) { 950 copybit_image_t tmp_dst; 951 copybit_rect_t tmp_rect; 952 tmp_dst.w = tmp_w; 953 tmp_dst.h = tmp_h; 954 tmp_dst.format = tmpHnd->format; 955 tmp_dst.handle = tmpHnd; 956 tmp_dst.horiz_padding = src.horiz_padding; 957 tmp_dst.vert_padding = src.vert_padding; 958 tmp_rect.l = 0; 959 tmp_rect.t = 0; 960 tmp_rect.r = tmp_dst.w; 961 tmp_rect.b = tmp_dst.h; 962 //create one clip region 963 hwc_rect tmp_hwc_rect = {0,0,tmp_rect.r,tmp_rect.b}; 964 hwc_region_t tmp_hwc_reg = {1,(hwc_rect_t const*)&tmp_hwc_rect}; 965 region_iterator tmp_it(tmp_hwc_reg); 966 copybit->set_parameter(copybit,COPYBIT_TRANSFORM,0); 967 //TODO: once, we are able to read layer alpha, update this 968 copybit->set_parameter(copybit, COPYBIT_PLANE_ALPHA, 255); 969 copybit->set_sync(copybit, acquireFd); 970 err = copybit->stretch(copybit,&tmp_dst, &src, &tmp_rect, 971 &srcRect, &tmp_it); 972 if(err < 0){ 973 ALOGE("%s:%d::tmp copybit stretch failed",__FUNCTION__, 974 __LINE__); 975 if(tmpHnd) 976 free_buffer(tmpHnd); 977 return err; 978 } 979 // use release fence as aquire fd for next stretch 980 if (ctx->mMDP.version < qdutils::MDP_V4_0) { 981 copybit->flush_get_fence(copybit, &acquireFd); 982 close(acquireFd); 983 acquireFd = -1; 984 } 985 // copy new src and src rect crop 986 src = tmp_dst; 987 srcRect = tmp_rect; 988 } 989 } 990 // Copybit region 991 hwc_region_t region = layer->visibleRegionScreen; 992 region_iterator copybitRegion(region); 993 994 copybit->set_parameter(copybit, COPYBIT_FRAMEBUFFER_WIDTH, 995 renderBuffer->width); 996 copybit->set_parameter(copybit, COPYBIT_FRAMEBUFFER_HEIGHT, 997 renderBuffer->height); 998 copybit->set_parameter(copybit, COPYBIT_TRANSFORM, 999 layerTransform); 1000 //TODO: once, we are able to read layer alpha, update this 1001 copybit->set_parameter(copybit, COPYBIT_PLANE_ALPHA, 255); 1002 copybit->set_parameter(copybit, COPYBIT_BLEND_MODE, 1003 layer->blending); 1004 copybit->set_parameter(copybit, COPYBIT_DITHER, 1005 (dst.format == HAL_PIXEL_FORMAT_RGB_565)? 1006 COPYBIT_ENABLE : COPYBIT_DISABLE); 1007 copybit->set_parameter(copybit, COPYBIT_FG_LAYER, isFG ? 1008 COPYBIT_ENABLE : COPYBIT_DISABLE); 1009 1010 copybit->set_parameter(copybit, COPYBIT_BLIT_TO_FRAMEBUFFER, 1011 COPYBIT_ENABLE); 1012 copybit->set_sync(copybit, acquireFd); 1013 err = copybit->stretch(copybit, &dst, &src, &dstRect, &srcRect, 1014 ©bitRegion); 1015 copybit->set_parameter(copybit, COPYBIT_BLIT_TO_FRAMEBUFFER, 1016 COPYBIT_DISABLE); 1017 1018 if(tmpHnd) { 1019 if (ctx->mMDP.version < qdutils::MDP_V4_0){ 1020 int ret = -1, releaseFd; 1021 // we need to wait for the buffer before freeing 1022 copybit->flush_get_fence(copybit, &releaseFd); 1023 ret = sync_wait(releaseFd, 1000); 1024 if(ret < 0) { 1025 ALOGE("%s: sync_wait error!! error no = %d err str = %s", 1026 __FUNCTION__, errno, strerror(errno)); 1027 } 1028 close(releaseFd); 1029 } 1030 free_buffer(tmpHnd); 1031 } 1032 1033 if(err < 0) 1034 ALOGE("%s: copybit stretch failed",__FUNCTION__); 1035 return err; 1036 } 1037 1038 int CopyBit::fillColorUsingCopybit(hwc_layer_1_t *layer, 1039 private_handle_t *renderBuffer) 1040 { 1041 if (!renderBuffer) { 1042 ALOGE("%s: Render Buffer is NULL", __FUNCTION__); 1043 return -1; 1044 } 1045 1046 // Copybit dst 1047 copybit_image_t dst; 1048 dst.w = ALIGN(renderBuffer->width, 32); 1049 dst.h = renderBuffer->height; 1050 dst.format = renderBuffer->format; 1051 dst.base = (void *)renderBuffer->base; 1052 dst.handle = (native_handle_t *)renderBuffer; 1053 1054 // Copybit dst rect 1055 hwc_rect_t displayFrame = layer->displayFrame; 1056 copybit_rect_t dstRect = {displayFrame.left, displayFrame.top, 1057 displayFrame.right, displayFrame.bottom}; 1058 1059 uint32_t color = layer->transform; 1060 copybit_device_t *copybit = mEngine; 1061 copybit->set_parameter(copybit, COPYBIT_FRAMEBUFFER_WIDTH, 1062 renderBuffer->width); 1063 copybit->set_parameter(copybit, COPYBIT_FRAMEBUFFER_HEIGHT, 1064 renderBuffer->height); 1065 copybit->set_parameter(copybit, COPYBIT_DITHER, 1066 (dst.format == HAL_PIXEL_FORMAT_RGB_565) ? 1067 COPYBIT_ENABLE : COPYBIT_DISABLE); 1068 copybit->set_parameter(copybit, COPYBIT_TRANSFORM, 0); 1069 copybit->set_parameter(copybit, COPYBIT_BLEND_MODE, layer->blending); 1070 copybit->set_parameter(copybit, COPYBIT_PLANE_ALPHA, layer->planeAlpha); 1071 copybit->set_parameter(copybit, COPYBIT_BLIT_TO_FRAMEBUFFER,COPYBIT_ENABLE); 1072 int res = copybit->fill_color(copybit, &dst, &dstRect, color); 1073 copybit->set_parameter(copybit,COPYBIT_BLIT_TO_FRAMEBUFFER,COPYBIT_DISABLE); 1074 return res; 1075 } 1076 1077 void CopyBit::getLayerResolution(const hwc_layer_1_t* layer, 1078 unsigned int& width, unsigned int& height) 1079 { 1080 hwc_rect_t displayFrame = layer->displayFrame; 1081 1082 width = displayFrame.right - displayFrame.left; 1083 height = displayFrame.bottom - displayFrame.top; 1084 } 1085 1086 bool CopyBit::validateParams(hwc_context_t *ctx, 1087 const hwc_display_contents_1_t *list) { 1088 //Validate parameters 1089 if (!ctx) { 1090 ALOGE("%s:Invalid HWC context", __FUNCTION__); 1091 return false; 1092 } else if (!list) { 1093 ALOGE("%s:Invalid HWC layer list", __FUNCTION__); 1094 return false; 1095 } 1096 return true; 1097 } 1098 1099 1100 int CopyBit::allocRenderBuffers(int w, int h, int f) 1101 { 1102 int ret = 0; 1103 for (int i = 0; i < NUM_RENDER_BUFFERS; i++) { 1104 if (mRenderBuffer[i] == NULL) { 1105 ret = alloc_buffer(&mRenderBuffer[i], 1106 w, h, f, 1107 GRALLOC_USAGE_PRIVATE_IOMMU_HEAP); 1108 } 1109 if(ret < 0) { 1110 freeRenderBuffers(); 1111 break; 1112 } 1113 } 1114 return ret; 1115 } 1116 1117 void CopyBit::freeRenderBuffers() 1118 { 1119 for (int i = 0; i < NUM_RENDER_BUFFERS; i++) { 1120 if(mRenderBuffer[i]) { 1121 //Since we are freeing buffer close the fence if it has a valid one. 1122 if(mRelFd[i] >= 0) { 1123 close(mRelFd[i]); 1124 mRelFd[i] = -1; 1125 } 1126 free_buffer(mRenderBuffer[i]); 1127 mRenderBuffer[i] = NULL; 1128 } 1129 } 1130 } 1131 1132 private_handle_t * CopyBit::getCurrentRenderBuffer() { 1133 return mRenderBuffer[mCurRenderBufferIndex]; 1134 } 1135 1136 void CopyBit::setReleaseFd(int fd) { 1137 if(mRelFd[mCurRenderBufferIndex] >=0) 1138 close(mRelFd[mCurRenderBufferIndex]); 1139 mRelFd[mCurRenderBufferIndex] = dup(fd); 1140 } 1141 1142 void CopyBit::setReleaseFdSync(int fd) { 1143 if (mRelFd[mCurRenderBufferIndex] >=0) { 1144 int ret = -1; 1145 ret = sync_wait(mRelFd[mCurRenderBufferIndex], 1000); 1146 if (ret < 0) 1147 ALOGE("%s: sync_wait error! errno = %d, err str = %s", 1148 __FUNCTION__, errno, strerror(errno)); 1149 close(mRelFd[mCurRenderBufferIndex]); 1150 } 1151 mRelFd[mCurRenderBufferIndex] = dup(fd); 1152 } 1153 1154 struct copybit_device_t* CopyBit::getCopyBitDevice() { 1155 return mEngine; 1156 } 1157 1158 CopyBit::CopyBit(hwc_context_t *ctx, const int& dpy) : mEngine(0), 1159 mIsModeOn(false), mCopyBitDraw(false), mCurRenderBufferIndex(0) { 1160 1161 getBufferSizeAndDimensions(ctx->dpyAttr[dpy].xres, 1162 ctx->dpyAttr[dpy].yres, 1163 HAL_PIXEL_FORMAT_RGBA_8888, 1164 mAlignedWidth, 1165 mAlignedHeight); 1166 1167 hw_module_t const *module; 1168 for (int i = 0; i < NUM_RENDER_BUFFERS; i++) { 1169 mRenderBuffer[i] = NULL; 1170 mRelFd[i] = -1; 1171 } 1172 1173 char value[PROPERTY_VALUE_MAX]; 1174 property_get("debug.hwc.dynThreshold", value, "2"); 1175 mDynThreshold = atof(value); 1176 1177 property_get("debug.sf.swaprect", value, "0"); 1178 mSwapRectEnable = atoi(value) ? true:false ; 1179 mDirtyLayerIndex = -1; 1180 if (hw_get_module(COPYBIT_HARDWARE_MODULE_ID, &module) == 0) { 1181 if(copybit_open(module, &mEngine) < 0) { 1182 ALOGE("FATAL ERROR: copybit open failed."); 1183 } 1184 } else { 1185 ALOGE("FATAL ERROR: copybit hw module not found"); 1186 } 1187 } 1188 1189 CopyBit::~CopyBit() 1190 { 1191 freeRenderBuffers(); 1192 if(mEngine) 1193 { 1194 copybit_close(mEngine); 1195 mEngine = NULL; 1196 } 1197 } 1198 CopyBit::LayerCache::LayerCache() { 1199 reset(); 1200 } 1201 void CopyBit::LayerCache::reset() { 1202 memset(&hnd, 0, sizeof(hnd)); 1203 layerCount = 0; 1204 } 1205 void CopyBit::LayerCache::updateCounts(hwc_context_t *ctx, 1206 hwc_display_contents_1_t *list, int dpy) 1207 { 1208 layerCount = ctx->listStats[dpy].numAppLayers; 1209 for (int i=0; i<ctx->listStats[dpy].numAppLayers; i++){ 1210 hnd[i] = list->hwLayers[i].handle; 1211 } 1212 } 1213 1214 CopyBit::FbCache::FbCache() { 1215 reset(); 1216 } 1217 void CopyBit::FbCache::reset() { 1218 memset(&FbdirtyRect, 0, sizeof(FbdirtyRect)); 1219 FbIndex =0; 1220 } 1221 1222 void CopyBit::FbCache::insertAndUpdateFbCache(hwc_rect_t dirtyRect) { 1223 FbIndex = FbIndex % NUM_RENDER_BUFFERS; 1224 FbdirtyRect[FbIndex] = dirtyRect; 1225 FbIndex++; 1226 } 1227 1228 int CopyBit::FbCache::getUnchangedFbDRCount(hwc_rect_t dirtyRect){ 1229 int sameDirtyCount = 0; 1230 for (int i = 0 ; i < NUM_RENDER_BUFFERS ; i++ ){ 1231 if( FbdirtyRect[i] == dirtyRect) 1232 sameDirtyCount++; 1233 } 1234 return sameDirtyCount; 1235 } 1236 1237 }; //namespace qhwc 1238