hwc_utils.cpp revision 4d0834b7bc85f5130867a704e3e5fbaed5210c3a
1/* 2 * Copyright (C) 2010 The Android Open Source Project 3 * Copyright (C) 2012-2013, The Linux Foundation All rights reserved. 4 * 5 * Not a Contribution, Apache license notifications and license are retained 6 * for attribution purposes only. 7 * 8 * Licensed under the Apache License, Version 2.0 (the "License"); 9 * you may not use this file except in compliance with the License. 10 * You may obtain a copy of the License at 11 * 12 * http://www.apache.org/licenses/LICENSE-2.0 13 * 14 * Unless required by applicable law or agreed to in writing, software 15 * distributed under the License is distributed on an "AS IS" BASIS, 16 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 17 * See the License for the specific language governing permissions and 18 * limitations under the License. 19 */ 20#define HWC_UTILS_DEBUG 0 21#include <math.h> 22#include <sys/ioctl.h> 23#include <linux/fb.h> 24#include <binder/IServiceManager.h> 25#include <EGL/egl.h> 26#include <cutils/properties.h> 27#include <gralloc_priv.h> 28#include <overlay.h> 29#include <overlayRotator.h> 30#include <overlayWriteback.h> 31#include "hwc_utils.h" 32#include "hwc_mdpcomp.h" 33#include "hwc_fbupdate.h" 34#include "hwc_ad.h" 35#include "mdp_version.h" 36#include "hwc_copybit.h" 37#include "hwc_dump_layers.h" 38#include "external.h" 39#include "virtual.h" 40#include "hwc_qclient.h" 41#include "QService.h" 42#include "comptype.h" 43 44using namespace qClient; 45using namespace qService; 46using namespace android; 47using namespace overlay; 48using namespace overlay::utils; 49namespace ovutils = overlay::utils; 50 51namespace qhwc { 52 53static int openFramebufferDevice(hwc_context_t *ctx) 54{ 55 struct fb_fix_screeninfo finfo; 56 struct fb_var_screeninfo info; 57 58 int fb_fd = openFb(HWC_DISPLAY_PRIMARY); 59 if(fb_fd < 0) { 60 ALOGE("%s: Error Opening FB : %s", __FUNCTION__, strerror(errno)); 61 return -errno; 62 } 63 64 if (ioctl(fb_fd, FBIOGET_VSCREENINFO, &info) == -1) { 65 ALOGE("%s:Error in ioctl FBIOGET_VSCREENINFO: %s", __FUNCTION__, 66 strerror(errno)); 67 close(fb_fd); 68 return -errno; 69 } 70 71 if (int(info.width) <= 0 || int(info.height) <= 0) { 72 // the driver doesn't return that information 73 // default to 160 dpi 74 info.width = ((info.xres * 25.4f)/160.0f + 0.5f); 75 info.height = ((info.yres * 25.4f)/160.0f + 0.5f); 76 } 77 78 float xdpi = (info.xres * 25.4f) / info.width; 79 float ydpi = (info.yres * 25.4f) / info.height; 80 81#ifdef MSMFB_METADATA_GET 82 struct msmfb_metadata metadata; 83 memset(&metadata, 0 , sizeof(metadata)); 84 metadata.op = metadata_op_frame_rate; 85 86 if (ioctl(fb_fd, MSMFB_METADATA_GET, &metadata) == -1) { 87 ALOGE("%s:Error retrieving panel frame rate: %s", __FUNCTION__, 88 strerror(errno)); 89 close(fb_fd); 90 return -errno; 91 } 92 93 float fps = metadata.data.panel_frame_rate; 94#else 95 //XXX: Remove reserved field usage on all baselines 96 //The reserved[3] field is used to store FPS by the driver. 97 float fps = info.reserved[3] & 0xFF; 98#endif 99 100 if (ioctl(fb_fd, FBIOGET_FSCREENINFO, &finfo) == -1) { 101 ALOGE("%s:Error in ioctl FBIOGET_FSCREENINFO: %s", __FUNCTION__, 102 strerror(errno)); 103 close(fb_fd); 104 return -errno; 105 } 106 107 ctx->dpyAttr[HWC_DISPLAY_PRIMARY].fd = fb_fd; 108 //xres, yres may not be 32 aligned 109 ctx->dpyAttr[HWC_DISPLAY_PRIMARY].stride = finfo.line_length /(info.xres/8); 110 ctx->dpyAttr[HWC_DISPLAY_PRIMARY].xres = info.xres; 111 ctx->dpyAttr[HWC_DISPLAY_PRIMARY].yres = info.yres; 112 ctx->dpyAttr[HWC_DISPLAY_PRIMARY].xdpi = xdpi; 113 ctx->dpyAttr[HWC_DISPLAY_PRIMARY].ydpi = ydpi; 114 ctx->dpyAttr[HWC_DISPLAY_PRIMARY].vsync_period = 1000000000l / fps; 115 116 //Unblank primary on first boot 117 if(ioctl(fb_fd, FBIOBLANK,FB_BLANK_UNBLANK) < 0) { 118 ALOGE("%s: Failed to unblank display", __FUNCTION__); 119 return -errno; 120 } 121 ctx->dpyAttr[HWC_DISPLAY_PRIMARY].isActive = true; 122 123 return 0; 124} 125 126void initContext(hwc_context_t *ctx) 127{ 128 openFramebufferDevice(ctx); 129 ctx->mMDP.version = qdutils::MDPVersion::getInstance().getMDPVersion(); 130 ctx->mMDP.hasOverlay = qdutils::MDPVersion::getInstance().hasOverlay(); 131 ctx->mMDP.panel = qdutils::MDPVersion::getInstance().getPanelType(); 132 const int rightSplit = qdutils::MDPVersion::getInstance().getRightSplit(); 133 overlay::Overlay::initOverlay(); 134 ctx->mOverlay = overlay::Overlay::getInstance(); 135 ctx->mRotMgr = new RotMgr(); 136 137 //Is created and destroyed only once for primary 138 //For external it could get created and destroyed multiple times depending 139 //on what external we connect to. 140 ctx->mFBUpdate[HWC_DISPLAY_PRIMARY] = 141 IFBUpdate::getObject(ctx->dpyAttr[HWC_DISPLAY_PRIMARY].xres, 142 rightSplit, HWC_DISPLAY_PRIMARY); 143 144 // Check if the target supports copybit compostion (dyn/mdp/c2d) to 145 // decide if we need to open the copybit module. 146 int compositionType = 147 qdutils::QCCompositionType::getInstance().getCompositionType(); 148 149 if (compositionType & (qdutils::COMPOSITION_TYPE_DYN | 150 qdutils::COMPOSITION_TYPE_MDP | 151 qdutils::COMPOSITION_TYPE_C2D)) { 152 ctx->mCopyBit[HWC_DISPLAY_PRIMARY] = new CopyBit(); 153 } 154 155 ctx->mExtDisplay = new ExternalDisplay(ctx); 156 ctx->mVirtualDisplay = new VirtualDisplay(ctx); 157 ctx->mVirtualonExtActive = false; 158 ctx->dpyAttr[HWC_DISPLAY_EXTERNAL].isActive = false; 159 ctx->dpyAttr[HWC_DISPLAY_EXTERNAL].connected = false; 160 ctx->dpyAttr[HWC_DISPLAY_VIRTUAL].isActive = false; 161 ctx->dpyAttr[HWC_DISPLAY_VIRTUAL].connected = false; 162 163 ctx->mMDPComp[HWC_DISPLAY_PRIMARY] = 164 MDPComp::getObject(ctx->dpyAttr[HWC_DISPLAY_PRIMARY].xres, 165 rightSplit, HWC_DISPLAY_PRIMARY); 166 ctx->dpyAttr[HWC_DISPLAY_PRIMARY].connected = true; 167 168 for (uint32_t i = 0; i < HWC_NUM_DISPLAY_TYPES; i++) { 169 ctx->mHwcDebug[i] = new HwcDebug(i); 170 ctx->mLayerRotMap[i] = new LayerRotMap(); 171 } 172 173 MDPComp::init(ctx); 174 ctx->mAD = new AssertiveDisplay(); 175 176 ctx->vstate.enable = false; 177 ctx->vstate.fakevsync = false; 178 ctx->mExtOrientation = 0; 179 180 //Right now hwc starts the service but anybody could do it, or it could be 181 //independent process as well. 182 QService::init(); 183 sp<IQClient> client = new QClient(ctx); 184 interface_cast<IQService>( 185 defaultServiceManager()->getService( 186 String16("display.qservice")))->connect(client); 187 188 // Initialize "No animation on external display" related parameters. 189 ctx->deviceOrientation = 0; 190 ctx->mPrevCropVideo.left = ctx->mPrevCropVideo.top = 191 ctx->mPrevCropVideo.right = ctx->mPrevCropVideo.bottom = 0; 192 ctx->mPrevDestVideo.left = ctx->mPrevDestVideo.top = 193 ctx->mPrevDestVideo.right = ctx->mPrevDestVideo.bottom = 0; 194 ctx->mPrevTransformVideo = 0; 195 196 ALOGI("Initializing Qualcomm Hardware Composer"); 197 ALOGI("MDP version: %d", ctx->mMDP.version); 198} 199 200void closeContext(hwc_context_t *ctx) 201{ 202 if(ctx->mOverlay) { 203 delete ctx->mOverlay; 204 ctx->mOverlay = NULL; 205 } 206 207 if(ctx->mRotMgr) { 208 delete ctx->mRotMgr; 209 ctx->mRotMgr = NULL; 210 } 211 212 for(int i = 0; i < HWC_NUM_DISPLAY_TYPES; i++) { 213 if(ctx->mCopyBit[i]) { 214 delete ctx->mCopyBit[i]; 215 ctx->mCopyBit[i] = NULL; 216 } 217 } 218 219 if(ctx->dpyAttr[HWC_DISPLAY_PRIMARY].fd) { 220 close(ctx->dpyAttr[HWC_DISPLAY_PRIMARY].fd); 221 ctx->dpyAttr[HWC_DISPLAY_PRIMARY].fd = -1; 222 } 223 224 if(ctx->mExtDisplay) { 225 delete ctx->mExtDisplay; 226 ctx->mExtDisplay = NULL; 227 } 228 229 for(int i = 0; i < HWC_NUM_DISPLAY_TYPES; i++) { 230 if(ctx->mFBUpdate[i]) { 231 delete ctx->mFBUpdate[i]; 232 ctx->mFBUpdate[i] = NULL; 233 } 234 if(ctx->mMDPComp[i]) { 235 delete ctx->mMDPComp[i]; 236 ctx->mMDPComp[i] = NULL; 237 } 238 if(ctx->mHwcDebug[i]) { 239 delete ctx->mHwcDebug[i]; 240 ctx->mHwcDebug[i] = NULL; 241 } 242 if(ctx->mLayerRotMap[i]) { 243 delete ctx->mLayerRotMap[i]; 244 ctx->mLayerRotMap[i] = NULL; 245 } 246 } 247 if(ctx->mAD) { 248 delete ctx->mAD; 249 ctx->mAD = NULL; 250 } 251 252 253} 254 255 256void dumpsys_log(android::String8& buf, const char* fmt, ...) 257{ 258 va_list varargs; 259 va_start(varargs, fmt); 260 buf.appendFormatV(fmt, varargs); 261 va_end(varargs); 262} 263 264/* Calculates the destination position based on the action safe rectangle */ 265void getActionSafePosition(hwc_context_t *ctx, int dpy, hwc_rect_t& rect) { 266 // Position 267 int x = rect.left, y = rect.top; 268 int w = rect.right - rect.left; 269 int h = rect.bottom - rect.top; 270 271 // if external supports underscan, do nothing 272 // it will be taken care in the driver 273 if(ctx->mExtDisplay->isCEUnderscanSupported()) 274 return; 275 276 char value[PROPERTY_VALUE_MAX]; 277 // Read action safe properties 278 property_get("persist.sys.actionsafe.width", value, "0"); 279 int asWidthRatio = atoi(value); 280 property_get("persist.sys.actionsafe.height", value, "0"); 281 int asHeightRatio = atoi(value); 282 283 if(!asWidthRatio && !asHeightRatio) { 284 //No action safe ratio set, return 285 return; 286 } 287 288 float wRatio = 1.0; 289 float hRatio = 1.0; 290 float xRatio = 1.0; 291 float yRatio = 1.0; 292 293 float fbWidth = ctx->dpyAttr[dpy].xres; 294 float fbHeight = ctx->dpyAttr[dpy].yres; 295 296 // Since external is rotated 90, need to swap width/height 297 if(ctx->mExtOrientation & HWC_TRANSFORM_ROT_90) 298 swap(fbWidth, fbHeight); 299 300 float asX = 0; 301 float asY = 0; 302 float asW = fbWidth; 303 float asH= fbHeight; 304 305 // based on the action safe ratio, get the Action safe rectangle 306 asW = fbWidth * (1.0f - asWidthRatio / 100.0f); 307 asH = fbHeight * (1.0f - asHeightRatio / 100.0f); 308 asX = (fbWidth - asW) / 2; 309 asY = (fbHeight - asH) / 2; 310 311 // calculate the position ratio 312 xRatio = (float)x/fbWidth; 313 yRatio = (float)y/fbHeight; 314 wRatio = (float)w/fbWidth; 315 hRatio = (float)h/fbHeight; 316 317 //Calculate the position... 318 x = (xRatio * asW) + asX; 319 y = (yRatio * asH) + asY; 320 w = (wRatio * asW); 321 h = (hRatio * asH); 322 323 // Convert it back to hwc_rect_t 324 rect.left = x; 325 rect.top = y; 326 rect.right = w + rect.left; 327 rect.bottom = h + rect.top; 328 329 return; 330} 331 332/* Calculates the aspect ratio for based on src & dest */ 333void getAspectRatioPosition(int destWidth, int destHeight, int srcWidth, 334 int srcHeight, hwc_rect_t& rect) { 335 int x =0, y =0; 336 337 if (srcWidth * destHeight > destWidth * srcHeight) { 338 srcHeight = destWidth * srcHeight / srcWidth; 339 srcWidth = destWidth; 340 } else if (srcWidth * destHeight < destWidth * srcHeight) { 341 srcWidth = destHeight * srcWidth / srcHeight; 342 srcHeight = destHeight; 343 } else { 344 srcWidth = destWidth; 345 srcHeight = destHeight; 346 } 347 if (srcWidth > destWidth) srcWidth = destWidth; 348 if (srcHeight > destHeight) srcHeight = destHeight; 349 x = (destWidth - srcWidth) / 2; 350 y = (destHeight - srcHeight) / 2; 351 ALOGD_IF(HWC_UTILS_DEBUG, "%s: AS Position: x = %d, y = %d w = %d h = %d", 352 __FUNCTION__, x, y, srcWidth , srcHeight); 353 // Convert it back to hwc_rect_t 354 rect.left = x; 355 rect.top = y; 356 rect.right = srcWidth + rect.left; 357 rect.bottom = srcHeight + rect.top; 358} 359 360// This function gets the destination position for Seconday display 361// based on the position and aspect ratio with orientation 362void getAspectRatioPosition(hwc_context_t* ctx, int dpy, int extOrientation, 363 hwc_rect_t& inRect, hwc_rect_t& outRect) { 364 // Physical display resolution 365 float fbWidth = ctx->dpyAttr[dpy].xres; 366 float fbHeight = ctx->dpyAttr[dpy].yres; 367 //display position(x,y,w,h) in correct aspectratio after rotation 368 int xPos = 0; 369 int yPos = 0; 370 float width = fbWidth; 371 float height = fbHeight; 372 // Width/Height used for calculation, after rotation 373 float actualWidth = fbWidth; 374 float actualHeight = fbHeight; 375 376 float wRatio = 1.0; 377 float hRatio = 1.0; 378 float xRatio = 1.0; 379 float yRatio = 1.0; 380 hwc_rect_t rect = {0, 0, (int)fbWidth, (int)fbHeight}; 381 382 Dim inPos(inRect.left, inRect.top, inRect.right - inRect.left, 383 inRect.bottom - inRect.top); 384 Dim outPos(outRect.left, outRect.top, outRect.right - outRect.left, 385 outRect.bottom - outRect.top); 386 387 Whf whf(fbWidth, fbHeight, 0); 388 eTransform extorient = static_cast<eTransform>(extOrientation); 389 // To calculate the destination co-ordinates in the new orientation 390 preRotateSource(extorient, whf, inPos); 391 392 if(extOrientation & HAL_TRANSFORM_ROT_90) { 393 // Swap width/height for input position 394 swapWidthHeight(actualWidth, actualHeight); 395 getAspectRatioPosition(fbWidth, fbHeight, (int)actualWidth, 396 (int)actualHeight, rect); 397 xPos = rect.left; 398 yPos = rect.top; 399 width = rect.right - rect.left; 400 height = rect.bottom - rect.top; 401 } 402 403 //Calculate the position... 404 xRatio = inPos.x/actualWidth; 405 yRatio = inPos.y/actualHeight; 406 wRatio = inPos.w/actualWidth; 407 hRatio = inPos.h/actualHeight; 408 409 outPos.x = (xRatio * width) + xPos; 410 outPos.y = (yRatio * height) + yPos; 411 outPos.w = wRatio * width; 412 outPos.h = hRatio * height; 413 ALOGD_IF(HWC_UTILS_DEBUG, "%s: Calculated AspectRatio Position: x = %d," 414 "y = %d w = %d h = %d", __FUNCTION__, outPos.x, outPos.y, 415 outPos.w, outPos.h); 416 417 // Convert Dim to hwc_rect_t 418 outRect.left = outPos.x; 419 outRect.top = outPos.y; 420 outRect.right = outPos.x + outPos.w; 421 outRect.bottom = outPos.y + outPos.h; 422 423 return; 424} 425 426bool isPrimaryPortrait(hwc_context_t *ctx) { 427 int fbWidth = ctx->dpyAttr[HWC_DISPLAY_PRIMARY].xres; 428 int fbHeight = ctx->dpyAttr[HWC_DISPLAY_PRIMARY].yres; 429 if(fbWidth < fbHeight) { 430 return true; 431 } 432 return false; 433} 434 435void calcExtDisplayPosition(hwc_context_t *ctx, 436 int dpy, hwc_rect_t& displayFrame) { 437 int dstWidth = ctx->dpyAttr[dpy].xres; 438 int dstHeight = ctx->dpyAttr[dpy].yres;; 439 int srcWidth = ctx->dpyAttr[HWC_DISPLAY_PRIMARY].xres; 440 int srcHeight = ctx->dpyAttr[HWC_DISPLAY_PRIMARY].yres; 441 // Swap width and height when there is a 90deg transform 442 if(ctx->mExtOrientation & HWC_TRANSFORM_ROT_90) { 443 if(!isPrimaryPortrait(ctx)) { 444 swap(srcWidth, srcHeight); 445 } // Get Aspect Ratio for external 446 getAspectRatioPosition(dstWidth, dstHeight, srcWidth, 447 srcHeight, displayFrame); 448 } 449} 450 451bool needsScaling(hwc_context_t* ctx, hwc_layer_1_t const* layer, 452 const int& dpy) { 453 int dst_w, dst_h, src_w, src_h; 454 455 hwc_rect_t displayFrame = layer->displayFrame; 456 hwc_rect_t sourceCrop = layer->sourceCrop; 457 trimLayer(ctx, dpy, layer->transform, sourceCrop, displayFrame); 458 459 dst_w = displayFrame.right - displayFrame.left; 460 dst_h = displayFrame.bottom - displayFrame.top; 461 src_w = sourceCrop.right - sourceCrop.left; 462 src_h = sourceCrop.bottom - sourceCrop.top; 463 464 if(((src_w != dst_w) || (src_h != dst_h))) 465 return true; 466 467 return false; 468} 469 470bool isAlphaScaled(hwc_context_t* ctx, hwc_layer_1_t const* layer, 471 const int& dpy) { 472 if(needsScaling(ctx, layer, dpy) && isAlphaPresent(layer)) { 473 return true; 474 } 475 return false; 476} 477 478bool isAlphaPresent(hwc_layer_1_t const* layer) { 479 private_handle_t *hnd = (private_handle_t *)layer->handle; 480 if(hnd) { 481 int format = hnd->format; 482 switch(format) { 483 case HAL_PIXEL_FORMAT_RGBA_8888: 484 case HAL_PIXEL_FORMAT_BGRA_8888: 485 // In any more formats with Alpha go here.. 486 return true; 487 default : return false; 488 } 489 } 490 return false; 491} 492 493void setListStats(hwc_context_t *ctx, 494 const hwc_display_contents_1_t *list, int dpy) { 495 const int prevYuvCount = ctx->listStats[dpy].yuvCount; 496 memset(&ctx->listStats[dpy], 0, sizeof(ListStats)); 497 ctx->listStats[dpy].numAppLayers = list->numHwLayers - 1; 498 ctx->listStats[dpy].fbLayerIndex = list->numHwLayers - 1; 499 ctx->listStats[dpy].skipCount = 0; 500 ctx->listStats[dpy].needsAlphaScale = false; 501 ctx->listStats[dpy].preMultipliedAlpha = false; 502 ctx->listStats[dpy].yuvCount = 0; 503 char property[PROPERTY_VALUE_MAX]; 504 ctx->listStats[dpy].extOnlyLayerIndex = -1; 505 ctx->listStats[dpy].isDisplayAnimating = false; 506 507 for (size_t i = 0; i < (size_t)ctx->listStats[dpy].numAppLayers; i++) { 508 hwc_layer_1_t const* layer = &list->hwLayers[i]; 509 private_handle_t *hnd = (private_handle_t *)layer->handle; 510 511#ifdef QCOM_BSP 512 if (layer->flags & HWC_SCREENSHOT_ANIMATOR_LAYER) { 513 ctx->listStats[dpy].isDisplayAnimating = true; 514 } 515#endif 516 // continue if number of app layers exceeds MAX_NUM_APP_LAYERS 517 if(ctx->listStats[dpy].numAppLayers > MAX_NUM_APP_LAYERS) 518 continue; 519 520 //reset yuv indices 521 ctx->listStats[dpy].yuvIndices[i] = -1; 522 523 if (isSkipLayer(&list->hwLayers[i])) { 524 ctx->listStats[dpy].skipCount++; 525 } 526 527 if (UNLIKELY(isYuvBuffer(hnd))) { 528 int& yuvCount = ctx->listStats[dpy].yuvCount; 529 ctx->listStats[dpy].yuvIndices[yuvCount] = i; 530 yuvCount++; 531 532 if((layer->transform & HWC_TRANSFORM_ROT_90) && 533 canUseRotator(ctx, dpy)) { 534 if( (dpy == HWC_DISPLAY_PRIMARY) && 535 ctx->mOverlay->isPipeTypeAttached(OV_MDP_PIPE_DMA)) { 536 ctx->isPaddingRound = true; 537 } 538 Overlay::setDMAMode(Overlay::DMA_BLOCK_MODE); 539 } 540 } 541 if(layer->blending == HWC_BLENDING_PREMULT) 542 ctx->listStats[dpy].preMultipliedAlpha = true; 543 544 if(!ctx->listStats[dpy].needsAlphaScale) 545 ctx->listStats[dpy].needsAlphaScale = 546 isAlphaScaled(ctx, layer, dpy); 547 548 if(UNLIKELY(isExtOnly(hnd))){ 549 ctx->listStats[dpy].extOnlyLayerIndex = i; 550 } 551 } 552 if(ctx->listStats[dpy].yuvCount > 0) { 553 if (property_get("hw.cabl.yuv", property, NULL) > 0) { 554 if (atoi(property) != 1) { 555 property_set("hw.cabl.yuv", "1"); 556 } 557 } 558 } else { 559 if (property_get("hw.cabl.yuv", property, NULL) > 0) { 560 if (atoi(property) != 0) { 561 property_set("hw.cabl.yuv", "0"); 562 } 563 } 564 } 565 if(dpy) { 566 //uncomment the below code for testing purpose. 567 /* char value[PROPERTY_VALUE_MAX]; 568 property_get("sys.ext_orientation", value, "0"); 569 // Assuming the orientation value is in terms of HAL_TRANSFORM, 570 // This needs mapping to HAL, if its in different convention 571 ctx->mExtOrientation = atoi(value); */ 572 // Assuming the orientation value is in terms of HAL_TRANSFORM, 573 // This needs mapping to HAL, if its in different convention 574 if(ctx->mExtOrientation) { 575 ALOGD_IF(HWC_UTILS_DEBUG, "%s: ext orientation = %d", 576 __FUNCTION__, ctx->mExtOrientation); 577 if(ctx->mOverlay->isPipeTypeAttached(OV_MDP_PIPE_DMA)) { 578 ctx->isPaddingRound = true; 579 } 580 Overlay::setDMAMode(Overlay::DMA_BLOCK_MODE); 581 } 582 } 583 584 //The marking of video begin/end is useful on some targets where we need 585 //to have a padding round to be able to shift pipes across mixers. 586 if(prevYuvCount != ctx->listStats[dpy].yuvCount) { 587 ctx->mVideoTransFlag = true; 588 } 589 if(dpy == HWC_DISPLAY_PRIMARY) { 590 ctx->mAD->markDoable(ctx, list); 591 } 592} 593 594 595static void calc_cut(double& leftCutRatio, double& topCutRatio, 596 double& rightCutRatio, double& bottomCutRatio, int orient) { 597 if(orient & HAL_TRANSFORM_FLIP_H) { 598 swap(leftCutRatio, rightCutRatio); 599 } 600 if(orient & HAL_TRANSFORM_FLIP_V) { 601 swap(topCutRatio, bottomCutRatio); 602 } 603 if(orient & HAL_TRANSFORM_ROT_90) { 604 //Anti clock swapping 605 double tmpCutRatio = leftCutRatio; 606 leftCutRatio = topCutRatio; 607 topCutRatio = rightCutRatio; 608 rightCutRatio = bottomCutRatio; 609 bottomCutRatio = tmpCutRatio; 610 } 611} 612 613bool isSecuring(hwc_context_t* ctx, hwc_layer_1_t const* layer) { 614 if((ctx->mMDP.version < qdutils::MDSS_V5) && 615 (ctx->mMDP.version > qdutils::MDP_V3_0) && 616 ctx->mSecuring) { 617 return true; 618 } 619 if (isSecureModePolicy(ctx->mMDP.version)) { 620 private_handle_t *hnd = (private_handle_t *)layer->handle; 621 if(ctx->mSecureMode) { 622 if (! isSecureBuffer(hnd)) { 623 ALOGD_IF(HWC_UTILS_DEBUG,"%s:Securing Turning ON ...", 624 __FUNCTION__); 625 return true; 626 } 627 } else { 628 if (isSecureBuffer(hnd)) { 629 ALOGD_IF(HWC_UTILS_DEBUG,"%s:Securing Turning OFF ...", 630 __FUNCTION__); 631 return true; 632 } 633 } 634 } 635 return false; 636} 637 638bool isSecureModePolicy(int mdpVersion) { 639 if (mdpVersion < qdutils::MDSS_V5) 640 return true; 641 else 642 return false; 643} 644 645int getBlending(int blending) { 646 switch(blending) { 647 case HWC_BLENDING_NONE: 648 return overlay::utils::OVERLAY_BLENDING_OPAQUE; 649 case HWC_BLENDING_PREMULT: 650 return overlay::utils::OVERLAY_BLENDING_PREMULT; 651 case HWC_BLENDING_COVERAGE : 652 default: 653 return overlay::utils::OVERLAY_BLENDING_COVERAGE; 654 } 655} 656 657//Crops source buffer against destination and FB boundaries 658void calculate_crop_rects(hwc_rect_t& crop, hwc_rect_t& dst, 659 const hwc_rect_t& scissor, int orient) { 660 661 int& crop_l = crop.left; 662 int& crop_t = crop.top; 663 int& crop_r = crop.right; 664 int& crop_b = crop.bottom; 665 int crop_w = crop.right - crop.left; 666 int crop_h = crop.bottom - crop.top; 667 668 int& dst_l = dst.left; 669 int& dst_t = dst.top; 670 int& dst_r = dst.right; 671 int& dst_b = dst.bottom; 672 int dst_w = abs(dst.right - dst.left); 673 int dst_h = abs(dst.bottom - dst.top); 674 675 const int& sci_l = scissor.left; 676 const int& sci_t = scissor.top; 677 const int& sci_r = scissor.right; 678 const int& sci_b = scissor.bottom; 679 int sci_w = abs(sci_r - sci_l); 680 int sci_h = abs(sci_b - sci_t); 681 682 double leftCutRatio = 0.0, rightCutRatio = 0.0, topCutRatio = 0.0, 683 bottomCutRatio = 0.0; 684 685 if(dst_l < sci_l) { 686 leftCutRatio = (double)(sci_l - dst_l) / (double)dst_w; 687 dst_l = sci_l; 688 } 689 690 if(dst_r > sci_r) { 691 rightCutRatio = (double)(dst_r - sci_r) / (double)dst_w; 692 dst_r = sci_r; 693 } 694 695 if(dst_t < sci_t) { 696 topCutRatio = (double)(sci_t - dst_t) / (double)dst_h; 697 dst_t = sci_t; 698 } 699 700 if(dst_b > sci_b) { 701 bottomCutRatio = (double)(dst_b - sci_b) / (double)dst_h; 702 dst_b = sci_b; 703 } 704 705 calc_cut(leftCutRatio, topCutRatio, rightCutRatio, bottomCutRatio, orient); 706 crop_l += crop_w * leftCutRatio; 707 crop_t += crop_h * topCutRatio; 708 crop_r -= crop_w * rightCutRatio; 709 crop_b -= crop_h * bottomCutRatio; 710} 711 712void getNonWormholeRegion(hwc_display_contents_1_t* list, 713 hwc_rect_t& nwr) 714{ 715 uint32_t last = list->numHwLayers - 1; 716 hwc_rect_t fbDisplayFrame = list->hwLayers[last].displayFrame; 717 //Initiliaze nwr to first frame 718 nwr.left = list->hwLayers[0].displayFrame.left; 719 nwr.top = list->hwLayers[0].displayFrame.top; 720 nwr.right = list->hwLayers[0].displayFrame.right; 721 nwr.bottom = list->hwLayers[0].displayFrame.bottom; 722 723 for (uint32_t i = 1; i < last; i++) { 724 hwc_rect_t displayFrame = list->hwLayers[i].displayFrame; 725 nwr.left = min(nwr.left, displayFrame.left); 726 nwr.top = min(nwr.top, displayFrame.top); 727 nwr.right = max(nwr.right, displayFrame.right); 728 nwr.bottom = max(nwr.bottom, displayFrame.bottom); 729 } 730 731 //Intersect with the framebuffer 732 nwr.left = max(nwr.left, fbDisplayFrame.left); 733 nwr.top = max(nwr.top, fbDisplayFrame.top); 734 nwr.right = min(nwr.right, fbDisplayFrame.right); 735 nwr.bottom = min(nwr.bottom, fbDisplayFrame.bottom); 736 737} 738 739bool isExternalActive(hwc_context_t* ctx) { 740 return ctx->dpyAttr[HWC_DISPLAY_EXTERNAL].isActive; 741} 742 743void closeAcquireFds(hwc_display_contents_1_t* list) { 744 for(uint32_t i = 0; list && i < list->numHwLayers; i++) { 745 //Close the acquireFenceFds 746 //HWC_FRAMEBUFFER are -1 already by SF, rest we close. 747 if(list->hwLayers[i].acquireFenceFd >= 0) { 748 close(list->hwLayers[i].acquireFenceFd); 749 list->hwLayers[i].acquireFenceFd = -1; 750 } 751 } 752} 753 754int hwc_sync(hwc_context_t *ctx, hwc_display_contents_1_t* list, int dpy, 755 int fd) { 756 int ret = 0; 757 int acquireFd[MAX_NUM_APP_LAYERS]; 758 int count = 0; 759 int releaseFd = -1; 760 int fbFd = -1; 761 int rotFd = -1; 762 bool swapzero = false; 763 int mdpVersion = qdutils::MDPVersion::getInstance().getMDPVersion(); 764 765 struct mdp_buf_sync data; 766 memset(&data, 0, sizeof(data)); 767 //Until B-family supports sync for rotator 768#ifdef MDSS_TARGET 769 data.flags = MDP_BUF_SYNC_FLAG_WAIT; 770#endif 771 data.acq_fen_fd = acquireFd; 772 data.rel_fen_fd = &releaseFd; 773 774 char property[PROPERTY_VALUE_MAX]; 775 if(property_get("debug.egl.swapinterval", property, "1") > 0) { 776 if(atoi(property) == 0) 777 swapzero = true; 778 } 779 bool isExtAnimating = false; 780 if(dpy) 781 isExtAnimating = ctx->listStats[dpy].isDisplayAnimating; 782 783 //Send acquireFenceFds to rotator 784#ifdef MDSS_TARGET 785 //TODO B-family 786#else 787 //A-family 788 int rotFd = ctx->mRotMgr->getRotDevFd(); 789 struct msm_rotator_buf_sync rotData; 790 791 for(uint32_t i = 0; i < ctx->mLayerRotMap[dpy]->getCount(); i++) { 792 memset(&rotData, 0, sizeof(rotData)); 793 int& acquireFenceFd = 794 ctx->mLayerRotMap[dpy]->getLayer(i)->acquireFenceFd; 795 rotData.acq_fen_fd = acquireFenceFd; 796 rotData.session_id = ctx->mLayerRotMap[dpy]->getRot(i)->getSessId(); 797 ioctl(rotFd, MSM_ROTATOR_IOCTL_BUFFER_SYNC, &rotData); 798 close(acquireFenceFd); 799 //For MDP to wait on. 800 acquireFenceFd = dup(rotData.rel_fen_fd); 801 //A buffer is free to be used by producer as soon as its copied to 802 //rotator. 803 ctx->mLayerRotMap[dpy]->getLayer(i)->releaseFenceFd = 804 rotData.rel_fen_fd; 805 } 806#endif 807 808 //Accumulate acquireFenceFds for MDP 809 for(uint32_t i = 0; i < list->numHwLayers; i++) { 810 if(list->hwLayers[i].compositionType == HWC_OVERLAY && 811 list->hwLayers[i].acquireFenceFd >= 0) { 812 if(UNLIKELY(swapzero)) 813 acquireFd[count++] = -1; 814 else 815 acquireFd[count++] = list->hwLayers[i].acquireFenceFd; 816 } 817 if(list->hwLayers[i].compositionType == HWC_FRAMEBUFFER_TARGET) { 818 if(UNLIKELY(swapzero)) 819 acquireFd[count++] = -1; 820 else if(fd >= 0) { 821 //set the acquireFD from fd - which is coming from c2d 822 acquireFd[count++] = fd; 823 // Buffer sync IOCTL should be async when using c2d fence is 824 // used 825 data.flags &= ~MDP_BUF_SYNC_FLAG_WAIT; 826 } else if(list->hwLayers[i].acquireFenceFd >= 0) 827 acquireFd[count++] = list->hwLayers[i].acquireFenceFd; 828 } 829 } 830 831 data.acq_fen_fd_cnt = count; 832 fbFd = ctx->dpyAttr[dpy].fd; 833 834 //Waits for acquire fences, returns a release fence 835 if(LIKELY(!swapzero)) { 836 uint64_t start = systemTime(); 837 ret = ioctl(fbFd, MSMFB_BUFFER_SYNC, &data); 838 ALOGD_IF(HWC_UTILS_DEBUG, "%s: time taken for MSMFB_BUFFER_SYNC IOCTL = %d", 839 __FUNCTION__, (size_t) ns2ms(systemTime() - start)); 840 } 841 842 if(ret < 0) { 843 ALOGE("%s: ioctl MSMFB_BUFFER_SYNC failed, err=%s", 844 __FUNCTION__, strerror(errno)); 845 ALOGE("%s: acq_fen_fd_cnt=%d flags=%d fd=%d dpy=%d numHwLayers=%d", 846 __FUNCTION__, data.acq_fen_fd_cnt, data.flags, fbFd, 847 dpy, list->numHwLayers); 848 } 849 850 for(uint32_t i = 0; i < list->numHwLayers; i++) { 851 if(list->hwLayers[i].compositionType == HWC_OVERLAY || 852 list->hwLayers[i].compositionType == HWC_FRAMEBUFFER_TARGET) { 853 //Populate releaseFenceFds. 854 if(UNLIKELY(swapzero)) { 855 list->hwLayers[i].releaseFenceFd = -1; 856 } else if(isExtAnimating) { 857 // Release all the app layer fds immediately, 858 // if animation is in progress. 859 hwc_layer_1_t const* layer = &list->hwLayers[i]; 860 private_handle_t *hnd = (private_handle_t *)layer->handle; 861 if(isYuvBuffer(hnd)) { 862 list->hwLayers[i].releaseFenceFd = dup(releaseFd); 863 } else 864 list->hwLayers[i].releaseFenceFd = -1; 865 } else if(list->hwLayers[i].releaseFenceFd < 0) { 866 //If rotator has not already populated this field. 867 list->hwLayers[i].releaseFenceFd = dup(releaseFd); 868 } 869 } 870 } 871 872 if(fd >= 0) { 873 close(fd); 874 fd = -1; 875 } 876 877 if (ctx->mCopyBit[dpy]) 878 ctx->mCopyBit[dpy]->setReleaseFd(releaseFd); 879 880#ifdef MDSS_TARGET 881 //TODO When B is implemented remove #ifdefs from here 882 //The API called applies to RotMem buffers 883#else 884 //A-family 885 //Signals when MDP finishes reading rotator buffers. 886 ctx->mLayerRotMap[dpy]->setReleaseFd(releaseFd); 887#endif 888 889 // if external is animating, close the relaseFd 890 if(isExtAnimating) { 891 close(releaseFd); 892 releaseFd = -1; 893 } 894 895 if(UNLIKELY(swapzero)){ 896 list->retireFenceFd = -1; 897 close(releaseFd); 898 } else { 899 list->retireFenceFd = releaseFd; 900 } 901 902 return ret; 903} 904 905void trimLayer(hwc_context_t *ctx, const int& dpy, const int& transform, 906 hwc_rect_t& crop, hwc_rect_t& dst) { 907 int hw_w = ctx->dpyAttr[dpy].xres; 908 int hw_h = ctx->dpyAttr[dpy].yres; 909 if(dst.left < 0 || dst.top < 0 || 910 dst.right > hw_w || dst.bottom > hw_h) { 911 hwc_rect_t scissor = {0, 0, hw_w, hw_h }; 912 qhwc::calculate_crop_rects(crop, dst, scissor, transform); 913 } 914} 915 916void setMdpFlags(hwc_layer_1_t *layer, 917 ovutils::eMdpFlags &mdpFlags, 918 int rotDownscale, int transform) { 919 private_handle_t *hnd = (private_handle_t *)layer->handle; 920 MetaData_t *metadata = (MetaData_t *)hnd->base_metadata; 921 922 if(layer->blending == HWC_BLENDING_PREMULT) { 923 ovutils::setMdpFlags(mdpFlags, 924 ovutils::OV_MDP_BLEND_FG_PREMULT); 925 } 926 927 if(isYuvBuffer(hnd)) { 928 if(isSecureBuffer(hnd)) { 929 ovutils::setMdpFlags(mdpFlags, 930 ovutils::OV_MDP_SECURE_OVERLAY_SESSION); 931 } 932 if(metadata && (metadata->operation & PP_PARAM_INTERLACED) && 933 metadata->interlaced) { 934 ovutils::setMdpFlags(mdpFlags, 935 ovutils::OV_MDP_DEINTERLACE); 936 } 937 //Pre-rotation will be used using rotator. 938 if(transform & HWC_TRANSFORM_ROT_90) { 939 ovutils::setMdpFlags(mdpFlags, 940 ovutils::OV_MDP_SOURCE_ROTATED_90); 941 } 942 } 943 944 //No 90 component and no rot-downscale then flips done by MDP 945 //If we use rot then it might as well do flips 946 if(!(transform & HWC_TRANSFORM_ROT_90) && !rotDownscale) { 947 if(transform & HWC_TRANSFORM_FLIP_H) { 948 ovutils::setMdpFlags(mdpFlags, ovutils::OV_MDP_FLIP_H); 949 } 950 951 if(transform & HWC_TRANSFORM_FLIP_V) { 952 ovutils::setMdpFlags(mdpFlags, ovutils::OV_MDP_FLIP_V); 953 } 954 } 955 956 if(metadata && 957 ((metadata->operation & PP_PARAM_HSIC) 958 || (metadata->operation & PP_PARAM_IGC) 959 || (metadata->operation & PP_PARAM_SHARP2))) { 960 ovutils::setMdpFlags(mdpFlags, ovutils::OV_MDP_PP_EN); 961 } 962} 963 964int configRotator(Rotator *rot, const Whf& whf, 965 hwc_rect_t& crop, const eMdpFlags& mdpFlags, 966 const eTransform& orient, const int& downscale) { 967 968 rot->setSource(whf); 969 970 if (qdutils::MDPVersion::getInstance().getMDPVersion() >= 971 qdutils::MDSS_V5) { 972 uint32_t crop_w = (crop.right - crop.left); 973 uint32_t crop_h = (crop.bottom - crop.top); 974 if (ovutils::isYuv(whf.format)) { 975 ovutils::normalizeCrop((uint32_t&)crop.left, crop_w); 976 ovutils::normalizeCrop((uint32_t&)crop.top, crop_h); 977 // For interlaced, crop.h should be 4-aligned 978 if ((mdpFlags & ovutils::OV_MDP_DEINTERLACE) && (crop_h % 4)) 979 crop_h = ovutils::aligndown(crop_h, 4); 980 crop.right = crop.left + crop_w; 981 crop.bottom = crop.top + crop_h; 982 } 983 Dim rotCrop(crop.left, crop.top, crop_w, crop_h); 984 rot->setCrop(rotCrop); 985 } 986 987 rot->setFlags(mdpFlags); 988 rot->setTransform(orient); 989 rot->setDownscale(downscale); 990 if(!rot->commit()) return -1; 991 return 0; 992} 993 994int configMdp(Overlay *ov, const PipeArgs& parg, 995 const eTransform& orient, const hwc_rect_t& crop, 996 const hwc_rect_t& pos, const MetaData_t *metadata, 997 const eDest& dest) { 998 ov->setSource(parg, dest); 999 ov->setTransform(orient, dest); 1000 1001 int crop_w = crop.right - crop.left; 1002 int crop_h = crop.bottom - crop.top; 1003 Dim dcrop(crop.left, crop.top, crop_w, crop_h); 1004 ov->setCrop(dcrop, dest); 1005 1006 int posW = pos.right - pos.left; 1007 int posH = pos.bottom - pos.top; 1008 Dim position(pos.left, pos.top, posW, posH); 1009 ov->setPosition(position, dest); 1010 1011 if (metadata) 1012 ov->setVisualParams(*metadata, dest); 1013 1014 if (!ov->commit(dest)) { 1015 return -1; 1016 } 1017 return 0; 1018} 1019 1020void updateSource(eTransform& orient, Whf& whf, 1021 hwc_rect_t& crop) { 1022 Dim srcCrop(crop.left, crop.top, 1023 crop.right - crop.left, 1024 crop.bottom - crop.top); 1025 orient = static_cast<eTransform>(ovutils::getMdpOrient(orient)); 1026 preRotateSource(orient, whf, srcCrop); 1027 if (qdutils::MDPVersion::getInstance().getMDPVersion() >= 1028 qdutils::MDSS_V5) { 1029 // Source for overlay will be the cropped (and rotated) 1030 crop.left = 0; 1031 crop.top = 0; 1032 crop.right = srcCrop.w; 1033 crop.bottom = srcCrop.h; 1034 // Set width & height equal to sourceCrop w & h 1035 whf.w = srcCrop.w; 1036 whf.h = srcCrop.h; 1037 } else { 1038 crop.left = srcCrop.x; 1039 crop.top = srcCrop.y; 1040 crop.right = srcCrop.x + srcCrop.w; 1041 crop.bottom = srcCrop.y + srcCrop.h; 1042 } 1043} 1044 1045int configureLowRes(hwc_context_t *ctx, hwc_layer_1_t *layer, 1046 const int& dpy, eMdpFlags& mdpFlags, eZorder& z, 1047 eIsFg& isFg, const eDest& dest, Rotator **rot) { 1048 1049 private_handle_t *hnd = (private_handle_t *)layer->handle; 1050 if(!hnd) { 1051 ALOGE("%s: layer handle is NULL", __FUNCTION__); 1052 return -1; 1053 } 1054 1055 MetaData_t *metadata = (MetaData_t *)hnd->base_metadata; 1056 1057 hwc_rect_t crop = layer->sourceCrop; 1058 hwc_rect_t dst = layer->displayFrame; 1059 int transform = layer->transform; 1060 eTransform orient = static_cast<eTransform>(transform); 1061 int downscale = 0; 1062 int rotFlags = ovutils::ROT_FLAGS_NONE; 1063 Whf whf(hnd->width, hnd->height, 1064 getMdpFormat(hnd->format), hnd->size); 1065 1066 if(dpy && isYuvBuffer(hnd)) { 1067 if(!ctx->listStats[dpy].isDisplayAnimating) { 1068 ctx->mPrevCropVideo = crop; 1069 ctx->mPrevDestVideo = dst; 1070 ctx->mPrevTransformVideo = transform; 1071 } else { 1072 // Restore the previous crop, dest rect and transform values, during 1073 // animation to avoid displaying videos at random coordinates. 1074 crop = ctx->mPrevCropVideo; 1075 dst = ctx->mPrevDestVideo; 1076 transform = ctx->mPrevTransformVideo; 1077 orient = static_cast<eTransform>(transform); 1078 //In you tube use case when a device rotated from landscape to 1079 // portrait, set the isFg flag and zOrder to avoid displaying UI on 1080 // hdmi during animation 1081 if(ctx->deviceOrientation) { 1082 isFg = ovutils::IS_FG_SET; 1083 z = ZORDER_1; 1084 } 1085 } 1086 } 1087 if(dpy) { 1088 // Just need to set the position to portrait as the transformation 1089 // will already be set to required orientation on TV 1090 if(ctx->mExtOrientation) { 1091 getAspectRatioPosition(ctx, dpy, ctx->mExtOrientation, dst, dst); 1092 } 1093 // Calculate the actionsafe dimensions for External(dpy = 1 or 2) 1094 getActionSafePosition(ctx, dpy, dst); 1095 } 1096 1097 if(isYuvBuffer(hnd) && ctx->mMDP.version >= qdutils::MDP_V4_2 && 1098 ctx->mMDP.version < qdutils::MDSS_V5) { 1099 downscale = getDownscaleFactor( 1100 crop.right - crop.left, 1101 crop.bottom - crop.top, 1102 dst.right - dst.left, 1103 dst.bottom - dst.top); 1104 if(downscale) { 1105 rotFlags = ROT_DOWNSCALE_ENABLED; 1106 } 1107 } 1108 1109 setMdpFlags(layer, mdpFlags, downscale, transform); 1110 trimLayer(ctx, dpy, transform, crop, dst); 1111 1112 //Will do something only if feature enabled and conditions suitable 1113 //hollow call otherwise 1114 if(ctx->mAD->prepare(ctx, crop, whf, hnd)) { 1115 overlay::Writeback *wb = overlay::Writeback::getInstance(); 1116 whf.format = wb->getOutputFormat(); 1117 } 1118 1119 if(isYuvBuffer(hnd) && //if 90 component or downscale, use rot 1120 ((transform & HWC_TRANSFORM_ROT_90) || downscale)) { 1121 *rot = ctx->mRotMgr->getNext(); 1122 if(*rot == NULL) return -1; 1123 BwcPM::setBwc(ctx, crop, dst, transform, mdpFlags); 1124 //Configure rotator for pre-rotation 1125 if(configRotator(*rot, whf, crop, mdpFlags, orient, downscale) < 0) { 1126 ALOGE("%s: configRotator failed!", __FUNCTION__); 1127 ctx->mOverlay->clear(dpy); 1128 return -1; 1129 } 1130 ctx->mLayerRotMap[dpy]->add(layer, *rot); 1131 whf.format = (*rot)->getDstFormat(); 1132 updateSource(orient, whf, crop); 1133 rotFlags |= ovutils::ROT_PREROTATED; 1134 } 1135 1136 //For the mdp, since either we are pre-rotating or MDP does flips 1137 orient = OVERLAY_TRANSFORM_0; 1138 transform = 0; 1139 PipeArgs parg(mdpFlags, whf, z, isFg, 1140 static_cast<eRotFlags>(rotFlags), layer->planeAlpha, 1141 (ovutils::eBlending) getBlending(layer->blending)); 1142 1143 if(configMdp(ctx->mOverlay, parg, orient, crop, dst, metadata, dest) < 0) { 1144 ALOGE("%s: commit failed for low res panel", __FUNCTION__); 1145 return -1; 1146 } 1147 return 0; 1148} 1149 1150int configureHighRes(hwc_context_t *ctx, hwc_layer_1_t *layer, 1151 const int& dpy, eMdpFlags& mdpFlagsL, eZorder& z, 1152 eIsFg& isFg, const eDest& lDest, const eDest& rDest, 1153 Rotator **rot) { 1154 private_handle_t *hnd = (private_handle_t *)layer->handle; 1155 if(!hnd) { 1156 ALOGE("%s: layer handle is NULL", __FUNCTION__); 1157 return -1; 1158 } 1159 1160 MetaData_t *metadata = (MetaData_t *)hnd->base_metadata; 1161 1162 int hw_w = ctx->dpyAttr[dpy].xres; 1163 int hw_h = ctx->dpyAttr[dpy].yres; 1164 hwc_rect_t crop = layer->sourceCrop; 1165 hwc_rect_t dst = layer->displayFrame; 1166 int transform = layer->transform; 1167 eTransform orient = static_cast<eTransform>(transform); 1168 const int downscale = 0; 1169 int rotFlags = ROT_FLAGS_NONE; 1170 1171 Whf whf(hnd->width, hnd->height, 1172 getMdpFormat(hnd->format), hnd->size); 1173 1174 if(dpy && isYuvBuffer(hnd)) { 1175 if(!ctx->listStats[dpy].isDisplayAnimating) { 1176 ctx->mPrevCropVideo = crop; 1177 ctx->mPrevDestVideo = dst; 1178 ctx->mPrevTransformVideo = transform; 1179 } else { 1180 // Restore the previous crop, dest rect and transform values, during 1181 // animation to avoid displaying videos at random coordinates. 1182 crop = ctx->mPrevCropVideo; 1183 dst = ctx->mPrevDestVideo; 1184 transform = ctx->mPrevTransformVideo; 1185 orient = static_cast<eTransform>(transform); 1186 //In you tube use case when a device rotated from landscape to 1187 // portrait, set the isFg flag and zOrder to avoid displaying UI on 1188 // hdmi during animation 1189 if(ctx->deviceOrientation) { 1190 isFg = ovutils::IS_FG_SET; 1191 z = ZORDER_1; 1192 } 1193 } 1194 } 1195 1196 1197 setMdpFlags(layer, mdpFlagsL, 0, transform); 1198 trimLayer(ctx, dpy, transform, crop, dst); 1199 1200 //Will do something only if feature enabled and conditions suitable 1201 //hollow call otherwise 1202 if(ctx->mAD->prepare(ctx, crop, whf, hnd)) { 1203 overlay::Writeback *wb = overlay::Writeback::getInstance(); 1204 whf.format = wb->getOutputFormat(); 1205 } 1206 1207 if(isYuvBuffer(hnd) && (transform & HWC_TRANSFORM_ROT_90)) { 1208 (*rot) = ctx->mRotMgr->getNext(); 1209 if((*rot) == NULL) return -1; 1210 //Configure rotator for pre-rotation 1211 if(configRotator(*rot, whf, crop, mdpFlagsL, orient, downscale) < 0) { 1212 ALOGE("%s: configRotator failed!", __FUNCTION__); 1213 ctx->mOverlay->clear(dpy); 1214 return -1; 1215 } 1216 ctx->mLayerRotMap[dpy]->add(layer, *rot); 1217 whf.format = (*rot)->getDstFormat(); 1218 updateSource(orient, whf, crop); 1219 rotFlags |= ROT_PREROTATED; 1220 } 1221 1222 eMdpFlags mdpFlagsR = mdpFlagsL; 1223 setMdpFlags(mdpFlagsR, OV_MDSS_MDP_RIGHT_MIXER); 1224 1225 hwc_rect_t tmp_cropL, tmp_dstL; 1226 hwc_rect_t tmp_cropR, tmp_dstR; 1227 1228 const int lSplit = getLeftSplit(ctx, dpy); 1229 1230 if(lDest != OV_INVALID) { 1231 tmp_cropL = crop; 1232 tmp_dstL = dst; 1233 hwc_rect_t scissor = {0, 0, lSplit, hw_h }; 1234 qhwc::calculate_crop_rects(tmp_cropL, tmp_dstL, scissor, 0); 1235 } 1236 if(rDest != OV_INVALID) { 1237 tmp_cropR = crop; 1238 tmp_dstR = dst; 1239 hwc_rect_t scissor = {lSplit, 0, hw_w, hw_h }; 1240 qhwc::calculate_crop_rects(tmp_cropR, tmp_dstR, scissor, 0); 1241 } 1242 1243 //When buffer is H-flipped, contents of mixer config also needs to swapped 1244 //Not needed if the layer is confined to one half of the screen. 1245 //If rotator has been used then it has also done the flips, so ignore them. 1246 if((orient & OVERLAY_TRANSFORM_FLIP_H) && lDest != OV_INVALID 1247 && rDest != OV_INVALID && (*rot) == NULL) { 1248 hwc_rect_t new_cropR; 1249 new_cropR.left = tmp_cropL.left; 1250 new_cropR.right = new_cropR.left + (tmp_cropR.right - tmp_cropR.left); 1251 1252 hwc_rect_t new_cropL; 1253 new_cropL.left = new_cropR.right; 1254 new_cropL.right = tmp_cropR.right; 1255 1256 tmp_cropL.left = new_cropL.left; 1257 tmp_cropL.right = new_cropL.right; 1258 1259 tmp_cropR.left = new_cropR.left; 1260 tmp_cropR.right = new_cropR.right; 1261 1262 } 1263 1264 //For the mdp, since either we are pre-rotating or MDP does flips 1265 orient = OVERLAY_TRANSFORM_0; 1266 transform = 0; 1267 1268 //configure left mixer 1269 if(lDest != OV_INVALID) { 1270 PipeArgs pargL(mdpFlagsL, whf, z, isFg, 1271 static_cast<eRotFlags>(rotFlags), layer->planeAlpha, 1272 (ovutils::eBlending) getBlending(layer->blending)); 1273 1274 if(configMdp(ctx->mOverlay, pargL, orient, 1275 tmp_cropL, tmp_dstL, metadata, lDest) < 0) { 1276 ALOGE("%s: commit failed for left mixer config", __FUNCTION__); 1277 return -1; 1278 } 1279 } 1280 1281 //configure right mixer 1282 if(rDest != OV_INVALID) { 1283 PipeArgs pargR(mdpFlagsR, whf, z, isFg, 1284 static_cast<eRotFlags>(rotFlags), 1285 layer->planeAlpha, 1286 (ovutils::eBlending) getBlending(layer->blending)); 1287 tmp_dstR.right = tmp_dstR.right - lSplit; 1288 tmp_dstR.left = tmp_dstR.left - lSplit; 1289 if(configMdp(ctx->mOverlay, pargR, orient, 1290 tmp_cropR, tmp_dstR, metadata, rDest) < 0) { 1291 ALOGE("%s: commit failed for right mixer config", __FUNCTION__); 1292 return -1; 1293 } 1294 } 1295 1296 return 0; 1297} 1298 1299bool canUseRotator(hwc_context_t *ctx, int dpy) { 1300 if(qdutils::MDPVersion::getInstance().is8x26() && 1301 ctx->mVirtualDisplay->isConnected() && 1302 !ctx->dpyAttr[HWC_DISPLAY_VIRTUAL].isPause) { 1303 // Allow if YUV needs rotation and DMA is configured to BLOCK mode for 1304 // primary. For portrait videos usecase on WFD, Driver supports 1305 // multiplexing of DMA pipe in LINE and BLOCK mode. 1306 if(dpy == HWC_DISPLAY_PRIMARY) 1307 return false; 1308 } 1309 if(ctx->mMDP.version == qdutils::MDP_V3_0_4) 1310 return false; 1311 return true; 1312} 1313 1314int getLeftSplit(hwc_context_t *ctx, const int& dpy) { 1315 //Default even split for all displays with high res 1316 int lSplit = ctx->dpyAttr[dpy].xres / 2; 1317 if(dpy == HWC_DISPLAY_PRIMARY && 1318 qdutils::MDPVersion::getInstance().getLeftSplit()) { 1319 //Override if split published by driver for primary 1320 lSplit = qdutils::MDPVersion::getInstance().getLeftSplit(); 1321 } 1322 return lSplit; 1323} 1324 1325void BwcPM::setBwc(hwc_context_t *ctx, const hwc_rect_t& crop, 1326 const hwc_rect_t& dst, const int& transform, 1327 ovutils::eMdpFlags& mdpFlags) { 1328 //Target doesnt support Bwc 1329 if(!qdutils::MDPVersion::getInstance().supportsBWC()) { 1330 return; 1331 } 1332 //src width > MAX mixer supported dim 1333 if((crop.right - crop.left) > qdutils::MAX_DISPLAY_DIM) { 1334 return; 1335 } 1336 //External connected 1337 if(ctx->mExtDisplay->isConnected()|| ctx->mVirtualDisplay->isConnected()) { 1338 return; 1339 } 1340 //Decimation necessary, cannot use BWC. H/W requirement. 1341 if(qdutils::MDPVersion::getInstance().supportsDecimation()) { 1342 int src_w = crop.right - crop.left; 1343 int src_h = crop.bottom - crop.top; 1344 int dst_w = dst.right - dst.left; 1345 int dst_h = dst.bottom - dst.top; 1346 if(transform & HAL_TRANSFORM_ROT_90) { 1347 swap(src_w, src_h); 1348 } 1349 float horDscale = 0.0f; 1350 float verDscale = 0.0f; 1351 int horzDeci = 0; 1352 int vertDeci = 0; 1353 ovutils::getDecimationFactor(src_w, src_h, dst_w, dst_h, horDscale, 1354 verDscale); 1355 //TODO Use log2f once math.h has it 1356 if((int)horDscale) 1357 horzDeci = (int)(log(horDscale) / log(2)); 1358 if((int)verDscale) 1359 vertDeci = (int)(log(verDscale) / log(2)); 1360 if(horzDeci || vertDeci) return; 1361 } 1362 //Property 1363 char value[PROPERTY_VALUE_MAX]; 1364 property_get("debug.disable.bwc", value, "0"); 1365 if(atoi(value)) return; 1366 1367 ovutils::setMdpFlags(mdpFlags, ovutils::OV_MDSS_MDP_BWC_EN); 1368} 1369 1370void LayerRotMap::add(hwc_layer_1_t* layer, Rotator *rot) { 1371 if(mCount >= MAX_SESS) return; 1372 mLayer[mCount] = layer; 1373 mRot[mCount] = rot; 1374 mCount++; 1375} 1376 1377void LayerRotMap::reset() { 1378 for (int i = 0; i < MAX_SESS; i++) { 1379 mLayer[i] = 0; 1380 mRot[i] = 0; 1381 } 1382 mCount = 0; 1383} 1384 1385void LayerRotMap::setReleaseFd(const int& fence) { 1386 for(uint32_t i = 0; i < mCount; i++) { 1387 mRot[i]->setReleaseFd(dup(fence)); 1388 } 1389} 1390 1391};//namespace qhwc 1392