hwc_utils.cpp revision d706f8d6183a49fd5f48b642cbbd0c8a868fc830
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, 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 ATRACE_TAG (ATRACE_TAG_GRAPHICS | ATRACE_TAG_HAL) 21#define HWC_UTILS_DEBUG 0 22#include <math.h> 23#include <sys/ioctl.h> 24#include <linux/fb.h> 25#include <binder/IServiceManager.h> 26#include <EGL/egl.h> 27#include <cutils/properties.h> 28#include <utils/Trace.h> 29#include <gralloc_priv.h> 30#include <overlay.h> 31#include <overlayRotator.h> 32#include <overlayWriteback.h> 33#include "hwc_utils.h" 34#include "hwc_mdpcomp.h" 35#include "hwc_fbupdate.h" 36#include "hwc_ad.h" 37#include "mdp_version.h" 38#include "hwc_copybit.h" 39#include "hwc_dump_layers.h" 40#include "hwc_vpuclient.h" 41#include "external.h" 42#include "virtual.h" 43#include "hwc_qclient.h" 44#include "QService.h" 45#include "comptype.h" 46#include "hwc_virtual.h" 47 48using namespace qClient; 49using namespace qService; 50using namespace android; 51using namespace overlay; 52using namespace overlay::utils; 53namespace ovutils = overlay::utils; 54 55namespace qhwc { 56 57bool isValidResolution(hwc_context_t *ctx, uint32_t xres, uint32_t yres) 58{ 59 return !((xres > qdutils::MAX_DISPLAY_DIM && 60 !isDisplaySplit(ctx, HWC_DISPLAY_PRIMARY)) || 61 (xres < MIN_DISPLAY_XRES || yres < MIN_DISPLAY_YRES)); 62} 63 64void changeResolution(hwc_context_t *ctx, int xres_orig, int yres_orig) { 65 //Store original display resolution. 66 ctx->dpyAttr[HWC_DISPLAY_PRIMARY].xres_orig = xres_orig; 67 ctx->dpyAttr[HWC_DISPLAY_PRIMARY].yres_orig = yres_orig; 68 ctx->dpyAttr[HWC_DISPLAY_PRIMARY].customFBSize = false; 69 70 char property[PROPERTY_VALUE_MAX] = {'\0'}; 71 char *yptr = NULL; 72 if (property_get("debug.hwc.fbsize", property, NULL) > 0) { 73 yptr = strcasestr(property,"x"); 74 int xres = atoi(property); 75 int yres = atoi(yptr + 1); 76 if (isValidResolution(ctx,xres,yres) && 77 xres != xres_orig && yres != yres_orig) { 78 ctx->dpyAttr[HWC_DISPLAY_PRIMARY].xres = xres; 79 ctx->dpyAttr[HWC_DISPLAY_PRIMARY].yres = yres; 80 ctx->dpyAttr[HWC_DISPLAY_PRIMARY].customFBSize = true; 81 } 82 } 83} 84 85static int openFramebufferDevice(hwc_context_t *ctx) 86{ 87 struct fb_fix_screeninfo finfo; 88 struct fb_var_screeninfo info; 89 90 int fb_fd = openFb(HWC_DISPLAY_PRIMARY); 91 if(fb_fd < 0) { 92 ALOGE("%s: Error Opening FB : %s", __FUNCTION__, strerror(errno)); 93 return -errno; 94 } 95 96 if (ioctl(fb_fd, FBIOGET_VSCREENINFO, &info) == -1) { 97 ALOGE("%s:Error in ioctl FBIOGET_VSCREENINFO: %s", __FUNCTION__, 98 strerror(errno)); 99 close(fb_fd); 100 return -errno; 101 } 102 103 if (int(info.width) <= 0 || int(info.height) <= 0) { 104 // the driver doesn't return that information 105 // default to 160 dpi 106 info.width = ((info.xres * 25.4f)/160.0f + 0.5f); 107 info.height = ((info.yres * 25.4f)/160.0f + 0.5f); 108 } 109 110 float xdpi = (info.xres * 25.4f) / info.width; 111 float ydpi = (info.yres * 25.4f) / info.height; 112 113#ifdef MSMFB_METADATA_GET 114 struct msmfb_metadata metadata; 115 memset(&metadata, 0 , sizeof(metadata)); 116 metadata.op = metadata_op_frame_rate; 117 118 if (ioctl(fb_fd, MSMFB_METADATA_GET, &metadata) == -1) { 119 ALOGE("%s:Error retrieving panel frame rate: %s", __FUNCTION__, 120 strerror(errno)); 121 close(fb_fd); 122 return -errno; 123 } 124 125 float fps = metadata.data.panel_frame_rate; 126#else 127 //XXX: Remove reserved field usage on all baselines 128 //The reserved[3] field is used to store FPS by the driver. 129 float fps = info.reserved[3] & 0xFF; 130#endif 131 132 if (ioctl(fb_fd, FBIOGET_FSCREENINFO, &finfo) == -1) { 133 ALOGE("%s:Error in ioctl FBIOGET_FSCREENINFO: %s", __FUNCTION__, 134 strerror(errno)); 135 close(fb_fd); 136 return -errno; 137 } 138 139 ctx->dpyAttr[HWC_DISPLAY_PRIMARY].fd = fb_fd; 140 //xres, yres may not be 32 aligned 141 ctx->dpyAttr[HWC_DISPLAY_PRIMARY].stride = finfo.line_length /(info.xres/8); 142 ctx->dpyAttr[HWC_DISPLAY_PRIMARY].xres = info.xres; 143 ctx->dpyAttr[HWC_DISPLAY_PRIMARY].yres = info.yres; 144 ctx->dpyAttr[HWC_DISPLAY_PRIMARY].xdpi = xdpi; 145 ctx->dpyAttr[HWC_DISPLAY_PRIMARY].ydpi = ydpi; 146 ctx->dpyAttr[HWC_DISPLAY_PRIMARY].vsync_period = 1000000000l / fps; 147 148 //To change resolution of primary display 149 changeResolution(ctx, info.xres, info.yres); 150 151 //Unblank primary on first boot 152 if(ioctl(fb_fd, FBIOBLANK,FB_BLANK_UNBLANK) < 0) { 153 ALOGE("%s: Failed to unblank display", __FUNCTION__); 154 return -errno; 155 } 156 ctx->dpyAttr[HWC_DISPLAY_PRIMARY].isActive = true; 157 158 return 0; 159} 160 161void initContext(hwc_context_t *ctx) 162{ 163 openFramebufferDevice(ctx); 164 ctx->mMDP.version = qdutils::MDPVersion::getInstance().getMDPVersion(); 165 ctx->mMDP.hasOverlay = qdutils::MDPVersion::getInstance().hasOverlay(); 166 ctx->mMDP.panel = qdutils::MDPVersion::getInstance().getPanelType(); 167 overlay::Overlay::initOverlay(); 168 ctx->mOverlay = overlay::Overlay::getInstance(); 169 ctx->mRotMgr = RotMgr::getInstance(); 170 171 //Is created and destroyed only once for primary 172 //For external it could get created and destroyed multiple times depending 173 //on what external we connect to. 174 ctx->mFBUpdate[HWC_DISPLAY_PRIMARY] = 175 IFBUpdate::getObject(ctx, HWC_DISPLAY_PRIMARY); 176 177 // Check if the target supports copybit compostion (dyn/mdp) to 178 // decide if we need to open the copybit module. 179 int compositionType = 180 qdutils::QCCompositionType::getInstance().getCompositionType(); 181 182 // Only MDP copybit is used 183 if ((compositionType & (qdutils::COMPOSITION_TYPE_DYN | 184 qdutils::COMPOSITION_TYPE_MDP)) && 185 (qdutils::MDPVersion::getInstance().getMDPVersion() == 186 qdutils::MDP_V3_0_4)) { 187 ctx->mCopyBit[HWC_DISPLAY_PRIMARY] = new CopyBit(ctx, 188 HWC_DISPLAY_PRIMARY); 189 } 190 191 ctx->mExtDisplay = new ExternalDisplay(ctx); 192 ctx->mVirtualDisplay = new VirtualDisplay(ctx); 193 ctx->mVirtualonExtActive = false; 194 ctx->dpyAttr[HWC_DISPLAY_EXTERNAL].isActive = false; 195 ctx->dpyAttr[HWC_DISPLAY_EXTERNAL].connected = false; 196 ctx->dpyAttr[HWC_DISPLAY_VIRTUAL].isActive = false; 197 ctx->dpyAttr[HWC_DISPLAY_VIRTUAL].connected = false; 198 ctx->dpyAttr[HWC_DISPLAY_PRIMARY].mDownScaleMode= false; 199 ctx->dpyAttr[HWC_DISPLAY_EXTERNAL].mDownScaleMode = false; 200 ctx->dpyAttr[HWC_DISPLAY_VIRTUAL].mDownScaleMode = false; 201 202 ctx->mMDPComp[HWC_DISPLAY_PRIMARY] = 203 MDPComp::getObject(ctx, HWC_DISPLAY_PRIMARY); 204 ctx->dpyAttr[HWC_DISPLAY_PRIMARY].connected = true; 205 ctx->mHWCVirtual = HWCVirtualBase::getObject(); 206 207 for (uint32_t i = 0; i < HWC_NUM_DISPLAY_TYPES; i++) { 208 ctx->mHwcDebug[i] = new HwcDebug(i); 209 ctx->mLayerRotMap[i] = new LayerRotMap(); 210 ctx->mAnimationState[i] = ANIMATION_STOPPED; 211 ctx->dpyAttr[i].mActionSafePresent = false; 212 ctx->dpyAttr[i].mAsWidthRatio = 0; 213 ctx->dpyAttr[i].mAsHeightRatio = 0; 214 } 215 216 MDPComp::init(ctx); 217 ctx->mAD = new AssertiveDisplay(ctx); 218 219 ctx->vstate.enable = false; 220 ctx->vstate.fakevsync = false; 221 ctx->mExtOrientation = 0; 222 ctx->numActiveDisplays = 1; 223 224 //Right now hwc starts the service but anybody could do it, or it could be 225 //independent process as well. 226 QService::init(); 227 sp<IQClient> client = new QClient(ctx); 228 interface_cast<IQService>( 229 defaultServiceManager()->getService( 230 String16("display.qservice")))->connect(client); 231 232 // Initialize device orientation to its default orientation 233 ctx->deviceOrientation = 0; 234 ctx->mBufferMirrorMode = false; 235#ifdef VPU_TARGET 236 ctx->mVPUClient = new VPUClient(); 237#endif 238 239 ALOGI("Initializing Qualcomm Hardware Composer"); 240 ALOGI("MDP version: %d", ctx->mMDP.version); 241} 242 243void closeContext(hwc_context_t *ctx) 244{ 245 if(ctx->mOverlay) { 246 delete ctx->mOverlay; 247 ctx->mOverlay = NULL; 248 } 249 250 if(ctx->mRotMgr) { 251 delete ctx->mRotMgr; 252 ctx->mRotMgr = NULL; 253 } 254 255 for(int i = 0; i < HWC_NUM_DISPLAY_TYPES; i++) { 256 if(ctx->mCopyBit[i]) { 257 delete ctx->mCopyBit[i]; 258 ctx->mCopyBit[i] = NULL; 259 } 260 } 261 262 if(ctx->dpyAttr[HWC_DISPLAY_PRIMARY].fd) { 263 close(ctx->dpyAttr[HWC_DISPLAY_PRIMARY].fd); 264 ctx->dpyAttr[HWC_DISPLAY_PRIMARY].fd = -1; 265 } 266 267 if(ctx->mExtDisplay) { 268 delete ctx->mExtDisplay; 269 ctx->mExtDisplay = NULL; 270 } 271 272#ifdef VPU_TARGET 273 if(ctx->mVPUClient) { 274 delete ctx->mVPUClient; 275 } 276#endif 277 278 for(int i = 0; i < HWC_NUM_DISPLAY_TYPES; i++) { 279 if(ctx->mFBUpdate[i]) { 280 delete ctx->mFBUpdate[i]; 281 ctx->mFBUpdate[i] = NULL; 282 } 283 if(ctx->mMDPComp[i]) { 284 delete ctx->mMDPComp[i]; 285 ctx->mMDPComp[i] = NULL; 286 } 287 if(ctx->mHwcDebug[i]) { 288 delete ctx->mHwcDebug[i]; 289 ctx->mHwcDebug[i] = NULL; 290 } 291 if(ctx->mLayerRotMap[i]) { 292 delete ctx->mLayerRotMap[i]; 293 ctx->mLayerRotMap[i] = NULL; 294 } 295 } 296 if(ctx->mHWCVirtual) { 297 delete ctx->mHWCVirtual; 298 ctx->mHWCVirtual = NULL; 299 } 300 if(ctx->mAD) { 301 delete ctx->mAD; 302 ctx->mAD = NULL; 303 } 304 305 306} 307 308 309void dumpsys_log(android::String8& buf, const char* fmt, ...) 310{ 311 va_list varargs; 312 va_start(varargs, fmt); 313 buf.appendFormatV(fmt, varargs); 314 va_end(varargs); 315} 316 317int getExtOrientation(hwc_context_t* ctx) { 318 int extOrient = ctx->mExtOrientation; 319 if(ctx->mBufferMirrorMode) 320 extOrient = getMirrorModeOrientation(ctx); 321 return extOrient; 322} 323 324/* Calculates the destination position based on the action safe rectangle */ 325void getActionSafePosition(hwc_context_t *ctx, int dpy, hwc_rect_t& rect) { 326 // Position 327 int x = rect.left, y = rect.top; 328 int w = rect.right - rect.left; 329 int h = rect.bottom - rect.top; 330 331 if(!ctx->dpyAttr[dpy].mActionSafePresent) 332 return; 333 // Read action safe properties 334 int asWidthRatio = ctx->dpyAttr[dpy].mAsWidthRatio; 335 int asHeightRatio = ctx->dpyAttr[dpy].mAsHeightRatio; 336 337 float wRatio = 1.0; 338 float hRatio = 1.0; 339 float xRatio = 1.0; 340 float yRatio = 1.0; 341 342 int fbWidth = ctx->dpyAttr[dpy].xres; 343 int fbHeight = ctx->dpyAttr[dpy].yres; 344 if(ctx->dpyAttr[dpy].mDownScaleMode) { 345 // if downscale Mode is enabled for external, need to query 346 // the actual width and height, as that is the physical w & h 347 ctx->mExtDisplay->getAttributes(fbWidth, fbHeight); 348 } 349 350 351 // Since external is rotated 90, need to swap width/height 352 int extOrient = getExtOrientation(ctx); 353 354 if(extOrient & HWC_TRANSFORM_ROT_90) 355 swap(fbWidth, fbHeight); 356 357 float asX = 0; 358 float asY = 0; 359 float asW = fbWidth; 360 float asH = fbHeight; 361 362 // based on the action safe ratio, get the Action safe rectangle 363 asW = fbWidth * (1.0f - asWidthRatio / 100.0f); 364 asH = fbHeight * (1.0f - asHeightRatio / 100.0f); 365 asX = (fbWidth - asW) / 2; 366 asY = (fbHeight - asH) / 2; 367 368 // calculate the position ratio 369 xRatio = (float)x/fbWidth; 370 yRatio = (float)y/fbHeight; 371 wRatio = (float)w/fbWidth; 372 hRatio = (float)h/fbHeight; 373 374 //Calculate the position... 375 x = (xRatio * asW) + asX; 376 y = (yRatio * asH) + asY; 377 w = (wRatio * asW); 378 h = (hRatio * asH); 379 380 // Convert it back to hwc_rect_t 381 rect.left = x; 382 rect.top = y; 383 rect.right = w + rect.left; 384 rect.bottom = h + rect.top; 385 386 return; 387} 388 389/* Calculates the aspect ratio for based on src & dest */ 390void getAspectRatioPosition(int destWidth, int destHeight, int srcWidth, 391 int srcHeight, hwc_rect_t& rect) { 392 int x =0, y =0; 393 394 if (srcWidth * destHeight > destWidth * srcHeight) { 395 srcHeight = destWidth * srcHeight / srcWidth; 396 srcWidth = destWidth; 397 } else if (srcWidth * destHeight < destWidth * srcHeight) { 398 srcWidth = destHeight * srcWidth / srcHeight; 399 srcHeight = destHeight; 400 } else { 401 srcWidth = destWidth; 402 srcHeight = destHeight; 403 } 404 if (srcWidth > destWidth) srcWidth = destWidth; 405 if (srcHeight > destHeight) srcHeight = destHeight; 406 x = (destWidth - srcWidth) / 2; 407 y = (destHeight - srcHeight) / 2; 408 ALOGD_IF(HWC_UTILS_DEBUG, "%s: AS Position: x = %d, y = %d w = %d h = %d", 409 __FUNCTION__, x, y, srcWidth , srcHeight); 410 // Convert it back to hwc_rect_t 411 rect.left = x; 412 rect.top = y; 413 rect.right = srcWidth + rect.left; 414 rect.bottom = srcHeight + rect.top; 415} 416 417// This function gets the destination position for Seconday display 418// based on the position and aspect ratio with orientation 419void getAspectRatioPosition(hwc_context_t* ctx, int dpy, int extOrientation, 420 hwc_rect_t& inRect, hwc_rect_t& outRect) { 421 hwc_rect_t viewFrame = ctx->mViewFrame[dpy]; 422 // Physical display resolution 423 float fbWidth = ctx->dpyAttr[dpy].xres; 424 float fbHeight = ctx->dpyAttr[dpy].yres; 425 //display position(x,y,w,h) in correct aspectratio after rotation 426 int xPos = 0; 427 int yPos = 0; 428 float width = fbWidth; 429 float height = fbHeight; 430 // Width/Height used for calculation, after rotation 431 float actualWidth = fbWidth; 432 float actualHeight = fbHeight; 433 434 float wRatio = 1.0; 435 float hRatio = 1.0; 436 float xRatio = 1.0; 437 float yRatio = 1.0; 438 hwc_rect_t rect = {0, 0, (int)fbWidth, (int)fbHeight}; 439 440 Dim inPos(inRect.left, inRect.top, inRect.right - inRect.left, 441 inRect.bottom - inRect.top); 442 Dim outPos(outRect.left, outRect.top, outRect.right - outRect.left, 443 outRect.bottom - outRect.top); 444 445 Whf whf(fbWidth, fbHeight, 0); 446 eTransform extorient = static_cast<eTransform>(extOrientation); 447 // To calculate the destination co-ordinates in the new orientation 448 preRotateSource(extorient, whf, inPos); 449 450 if(extOrientation & HAL_TRANSFORM_ROT_90) { 451 // Swap width/height for input position 452 swapWidthHeight(actualWidth, actualHeight); 453 getAspectRatioPosition(fbWidth, fbHeight, (int)actualWidth, 454 (int)actualHeight, rect); 455 xPos = rect.left; 456 yPos = rect.top; 457 width = rect.right - rect.left; 458 height = rect.bottom - rect.top; 459 // swap viewframe coordinates for 90 degree rotation. 460 swap(viewFrame.left, viewFrame.top); 461 swap(viewFrame.right, viewFrame.bottom); 462 } 463 // if viewframe left and top coordinates are non zero value then exclude it 464 // during the computation of xRatio and yRatio 465 xRatio = (inPos.x - viewFrame.left)/actualWidth; 466 yRatio = (inPos.y - viewFrame.top)/actualHeight; 467 // Use viewframe width and height to compute wRatio and hRatio. 468 wRatio = (float)inPos.w/(float)(viewFrame.right - viewFrame.left); 469 hRatio = (float)inPos.h/(float)(viewFrame.bottom - viewFrame.top); 470 471 472 //Calculate the position... 473 outPos.x = (xRatio * width) + xPos; 474 outPos.y = (yRatio * height) + yPos; 475 outPos.w = wRatio * width; 476 outPos.h = hRatio * height; 477 ALOGD_IF(HWC_UTILS_DEBUG, "%s: Calculated AspectRatio Position: x = %d," 478 "y = %d w = %d h = %d", __FUNCTION__, outPos.x, outPos.y, 479 outPos.w, outPos.h); 480 481 // For sidesync, the dest fb will be in portrait orientation, and the crop 482 // will be updated to avoid the black side bands, and it will be upscaled 483 // to fit the dest RB, so recalculate 484 // the position based on the new width and height 485 if ((extOrientation & HWC_TRANSFORM_ROT_90) && 486 isOrientationPortrait(ctx)) { 487 hwc_rect_t r; 488 //Calculate the position 489 xRatio = (outPos.x - xPos)/width; 490 // GetaspectRatio -- tricky to get the correct aspect ratio 491 // But we need to do this. 492 getAspectRatioPosition(width, height, width, height, r); 493 xPos = r.left; 494 yPos = r.top; 495 float tempWidth = r.right - r.left; 496 float tempHeight = r.bottom - r.top; 497 yRatio = yPos/height; 498 wRatio = outPos.w/width; 499 hRatio = tempHeight/height; 500 501 //Map the coordinates back to Framebuffer domain 502 outPos.x = (xRatio * fbWidth); 503 outPos.y = (yRatio * fbHeight); 504 outPos.w = wRatio * fbWidth; 505 outPos.h = hRatio * fbHeight; 506 507 ALOGD_IF(HWC_UTILS_DEBUG, "%s: Calculated AspectRatio for device in" 508 "portrait: x = %d,y = %d w = %d h = %d", __FUNCTION__, 509 outPos.x, outPos.y, 510 outPos.w, outPos.h); 511 } 512 if(ctx->dpyAttr[dpy].mDownScaleMode) { 513 int extW, extH; 514 if(dpy == HWC_DISPLAY_EXTERNAL) 515 ctx->mExtDisplay->getAttributes(extW, extH); 516 else 517 ctx->mVirtualDisplay->getAttributes(extW, extH); 518 fbWidth = ctx->dpyAttr[dpy].xres; 519 fbHeight = ctx->dpyAttr[dpy].yres; 520 //Calculate the position... 521 xRatio = outPos.x/fbWidth; 522 yRatio = outPos.y/fbHeight; 523 wRatio = outPos.w/fbWidth; 524 hRatio = outPos.h/fbHeight; 525 526 outPos.x = xRatio * extW; 527 outPos.y = yRatio * extH; 528 outPos.w = wRatio * extW; 529 outPos.h = hRatio * extH; 530 } 531 // Convert Dim to hwc_rect_t 532 outRect.left = outPos.x; 533 outRect.top = outPos.y; 534 outRect.right = outPos.x + outPos.w; 535 outRect.bottom = outPos.y + outPos.h; 536 537 return; 538} 539 540bool isPrimaryPortrait(hwc_context_t *ctx) { 541 int fbWidth = ctx->dpyAttr[HWC_DISPLAY_PRIMARY].xres; 542 int fbHeight = ctx->dpyAttr[HWC_DISPLAY_PRIMARY].yres; 543 if(fbWidth < fbHeight) { 544 return true; 545 } 546 return false; 547} 548 549bool isOrientationPortrait(hwc_context_t *ctx) { 550 if(isPrimaryPortrait(ctx)) { 551 return !(ctx->deviceOrientation & 0x1); 552 } 553 return (ctx->deviceOrientation & 0x1); 554} 555 556void calcExtDisplayPosition(hwc_context_t *ctx, 557 private_handle_t *hnd, 558 int dpy, 559 hwc_rect_t& sourceCrop, 560 hwc_rect_t& displayFrame, 561 int& transform, 562 ovutils::eTransform& orient) { 563 // Swap width and height when there is a 90deg transform 564 int extOrient = getExtOrientation(ctx); 565 if(dpy && !qdutils::MDPVersion::getInstance().is8x26()) { 566 if(!isYuvBuffer(hnd)) { 567 if(extOrient & HWC_TRANSFORM_ROT_90) { 568 int dstWidth = ctx->dpyAttr[dpy].xres; 569 int dstHeight = ctx->dpyAttr[dpy].yres;; 570 int srcWidth = ctx->dpyAttr[HWC_DISPLAY_PRIMARY].xres; 571 int srcHeight = ctx->dpyAttr[HWC_DISPLAY_PRIMARY].yres; 572 if(!isPrimaryPortrait(ctx)) { 573 swap(srcWidth, srcHeight); 574 } // Get Aspect Ratio for external 575 getAspectRatioPosition(dstWidth, dstHeight, srcWidth, 576 srcHeight, displayFrame); 577 // Crop - this is needed, because for sidesync, the dest fb will 578 // be in portrait orientation, so update the crop to not show the 579 // black side bands. 580 if (isOrientationPortrait(ctx)) { 581 sourceCrop = displayFrame; 582 displayFrame.left = 0; 583 displayFrame.top = 0; 584 displayFrame.right = dstWidth; 585 displayFrame.bottom = dstHeight; 586 } 587 } 588 if(ctx->dpyAttr[dpy].mDownScaleMode) { 589 int extW, extH; 590 // if downscale is enabled, map the co-ordinates to new 591 // domain(downscaled) 592 float fbWidth = ctx->dpyAttr[dpy].xres; 593 float fbHeight = ctx->dpyAttr[dpy].yres; 594 // query MDP configured attributes 595 if(dpy == HWC_DISPLAY_EXTERNAL) 596 ctx->mExtDisplay->getAttributes(extW, extH); 597 else 598 ctx->mVirtualDisplay->getAttributes(extW, extH); 599 //Calculate the ratio... 600 float wRatio = ((float)extW)/fbWidth; 601 float hRatio = ((float)extH)/fbHeight; 602 603 //convert Dim to hwc_rect_t 604 displayFrame.left *= wRatio; 605 displayFrame.top *= hRatio; 606 displayFrame.right *= wRatio; 607 displayFrame.bottom *= hRatio; 608 } 609 }else { 610 if(extOrient || ctx->dpyAttr[dpy].mDownScaleMode) { 611 getAspectRatioPosition(ctx, dpy, extOrient, 612 displayFrame, displayFrame); 613 } 614 } 615 // If there is a external orientation set, use that 616 if(extOrient) { 617 transform = extOrient; 618 orient = static_cast<ovutils::eTransform >(extOrient); 619 } 620 // Calculate the actionsafe dimensions for External(dpy = 1 or 2) 621 getActionSafePosition(ctx, dpy, displayFrame); 622 } 623} 624 625/* Returns the orientation which needs to be set on External for 626 * SideSync/Buffer Mirrormode 627 */ 628int getMirrorModeOrientation(hwc_context_t *ctx) { 629 int extOrientation = 0; 630 int deviceOrientation = ctx->deviceOrientation; 631 if(!isPrimaryPortrait(ctx)) 632 deviceOrientation = (deviceOrientation + 1) % 4; 633 if (deviceOrientation == 0) 634 extOrientation = HWC_TRANSFORM_ROT_270; 635 else if (deviceOrientation == 1)//90 636 extOrientation = 0; 637 else if (deviceOrientation == 2)//180 638 extOrientation = HWC_TRANSFORM_ROT_90; 639 else if (deviceOrientation == 3)//270 640 extOrientation = HWC_TRANSFORM_FLIP_V | HWC_TRANSFORM_FLIP_H; 641 642 return extOrientation; 643} 644 645bool isDownscaleRequired(hwc_layer_1_t const* layer) { 646 hwc_rect_t displayFrame = layer->displayFrame; 647 hwc_rect_t sourceCrop = integerizeSourceCrop(layer->sourceCropf); 648 int dst_w, dst_h, src_w, src_h; 649 dst_w = displayFrame.right - displayFrame.left; 650 dst_h = displayFrame.bottom - displayFrame.top; 651 src_w = sourceCrop.right - sourceCrop.left; 652 src_h = sourceCrop.bottom - sourceCrop.top; 653 654 if(((src_w > dst_w) || (src_h > dst_h))) 655 return true; 656 657 return false; 658} 659bool needsScaling(hwc_layer_1_t const* layer) { 660 int dst_w, dst_h, src_w, src_h; 661 hwc_rect_t displayFrame = layer->displayFrame; 662 hwc_rect_t sourceCrop = integerizeSourceCrop(layer->sourceCropf); 663 664 dst_w = displayFrame.right - displayFrame.left; 665 dst_h = displayFrame.bottom - displayFrame.top; 666 src_w = sourceCrop.right - sourceCrop.left; 667 src_h = sourceCrop.bottom - sourceCrop.top; 668 669 if(((src_w != dst_w) || (src_h != dst_h))) 670 return true; 671 672 return false; 673} 674 675// Checks if layer needs scaling with split 676bool needsScalingWithSplit(hwc_context_t* ctx, hwc_layer_1_t const* layer, 677 const int& dpy) { 678 679 int src_width_l, src_height_l; 680 int src_width_r, src_height_r; 681 int dst_width_l, dst_height_l; 682 int dst_width_r, dst_height_r; 683 int hw_w = ctx->dpyAttr[dpy].xres; 684 int hw_h = ctx->dpyAttr[dpy].yres; 685 hwc_rect_t cropL, dstL, cropR, dstR; 686 const int lSplit = getLeftSplit(ctx, dpy); 687 hwc_rect_t sourceCrop = integerizeSourceCrop(layer->sourceCropf); 688 hwc_rect_t displayFrame = layer->displayFrame; 689 private_handle_t *hnd = (private_handle_t *)layer->handle; 690 691 cropL = sourceCrop; 692 dstL = displayFrame; 693 hwc_rect_t scissorL = { 0, 0, lSplit, hw_h }; 694 scissorL = getIntersection(ctx->mViewFrame[dpy], scissorL); 695 qhwc::calculate_crop_rects(cropL, dstL, scissorL, 0); 696 697 cropR = sourceCrop; 698 dstR = displayFrame; 699 hwc_rect_t scissorR = { lSplit, 0, hw_w, hw_h }; 700 scissorR = getIntersection(ctx->mViewFrame[dpy], scissorR); 701 qhwc::calculate_crop_rects(cropR, dstR, scissorR, 0); 702 703 // Sanitize Crop to stitch 704 sanitizeSourceCrop(cropL, cropR, hnd); 705 706 // Calculate the left dst 707 dst_width_l = dstL.right - dstL.left; 708 dst_height_l = dstL.bottom - dstL.top; 709 src_width_l = cropL.right - cropL.left; 710 src_height_l = cropL.bottom - cropL.top; 711 712 // check if there is any scaling on the left 713 if(((src_width_l != dst_width_l) || (src_height_l != dst_height_l))) 714 return true; 715 716 // Calculate the right dst 717 dst_width_r = dstR.right - dstR.left; 718 dst_height_r = dstR.bottom - dstR.top; 719 src_width_r = cropR.right - cropR.left; 720 src_height_r = cropR.bottom - cropR.top; 721 722 // check if there is any scaling on the right 723 if(((src_width_r != dst_width_r) || (src_height_r != dst_height_r))) 724 return true; 725 726 return false; 727} 728 729bool isAlphaScaled(hwc_layer_1_t const* layer) { 730 if(needsScaling(layer) && isAlphaPresent(layer)) { 731 return true; 732 } 733 return false; 734} 735 736bool isAlphaPresent(hwc_layer_1_t const* layer) { 737 private_handle_t *hnd = (private_handle_t *)layer->handle; 738 if(hnd) { 739 int format = hnd->format; 740 switch(format) { 741 case HAL_PIXEL_FORMAT_RGBA_8888: 742 case HAL_PIXEL_FORMAT_BGRA_8888: 743 // In any more formats with Alpha go here.. 744 return true; 745 default : return false; 746 } 747 } 748 return false; 749} 750 751static void trimLayer(hwc_context_t *ctx, const int& dpy, const int& transform, 752 hwc_rect_t& crop, hwc_rect_t& dst) { 753 int hw_w = ctx->dpyAttr[dpy].xres; 754 int hw_h = ctx->dpyAttr[dpy].yres; 755 if(dst.left < 0 || dst.top < 0 || 756 dst.right > hw_w || dst.bottom > hw_h) { 757 hwc_rect_t scissor = {0, 0, hw_w, hw_h }; 758 scissor = getIntersection(ctx->mViewFrame[dpy], scissor); 759 qhwc::calculate_crop_rects(crop, dst, scissor, transform); 760 } 761} 762 763static void trimList(hwc_context_t *ctx, hwc_display_contents_1_t *list, 764 const int& dpy) { 765 for(uint32_t i = 0; i < list->numHwLayers - 1; i++) { 766 hwc_layer_1_t *layer = &list->hwLayers[i]; 767 hwc_rect_t crop = integerizeSourceCrop(layer->sourceCropf); 768 trimLayer(ctx, dpy, 769 list->hwLayers[i].transform, 770 (hwc_rect_t&)crop, 771 (hwc_rect_t&)list->hwLayers[i].displayFrame); 772 layer->sourceCropf.left = crop.left; 773 layer->sourceCropf.right = crop.right; 774 layer->sourceCropf.top = crop.top; 775 layer->sourceCropf.bottom = crop.bottom; 776 } 777} 778 779void setListStats(hwc_context_t *ctx, 780 hwc_display_contents_1_t *list, int dpy) { 781 const int prevYuvCount = ctx->listStats[dpy].yuvCount; 782 memset(&ctx->listStats[dpy], 0, sizeof(ListStats)); 783 ctx->listStats[dpy].numAppLayers = list->numHwLayers - 1; 784 ctx->listStats[dpy].fbLayerIndex = list->numHwLayers - 1; 785 ctx->listStats[dpy].skipCount = 0; 786 ctx->listStats[dpy].preMultipliedAlpha = false; 787 ctx->listStats[dpy].isSecurePresent = false; 788 ctx->listStats[dpy].yuvCount = 0; 789 char property[PROPERTY_VALUE_MAX]; 790 ctx->listStats[dpy].extOnlyLayerIndex = -1; 791 ctx->listStats[dpy].isDisplayAnimating = false; 792 ctx->listStats[dpy].roi = ovutils::Dim(0, 0, 793 (int)ctx->dpyAttr[dpy].xres, (int)ctx->dpyAttr[dpy].yres); 794 ctx->listStats[dpy].secureUI = false; 795 ctx->listStats[dpy].yuv4k2kCount = 0; 796 ctx->mViewFrame[dpy] = (hwc_rect_t){0, 0, 0, 0}; 797 ctx->dpyAttr[dpy].mActionSafePresent = isActionSafePresent(ctx, dpy); 798 799 trimList(ctx, list, dpy); 800 optimizeLayerRects(ctx, list, dpy); 801 802 for (size_t i = 0; i < (size_t)ctx->listStats[dpy].numAppLayers; i++) { 803 hwc_layer_1_t const* layer = &list->hwLayers[i]; 804 private_handle_t *hnd = (private_handle_t *)layer->handle; 805 806 // Calculate view frame of each display from the layer displayframe 807 ctx->mViewFrame[dpy] = getUnion(ctx->mViewFrame[dpy], 808 layer->displayFrame); 809#ifdef QCOM_BSP 810 if (layer->flags & HWC_SCREENSHOT_ANIMATOR_LAYER) { 811 ctx->listStats[dpy].isDisplayAnimating = true; 812 } 813 if(isSecureDisplayBuffer(hnd)) { 814 ctx->listStats[dpy].secureUI = true; 815 } 816#endif 817 // continue if number of app layers exceeds MAX_NUM_APP_LAYERS 818 if(ctx->listStats[dpy].numAppLayers > MAX_NUM_APP_LAYERS) 819 continue; 820 821 //reset yuv indices 822 ctx->listStats[dpy].yuvIndices[i] = -1; 823 ctx->listStats[dpy].yuv4k2kIndices[i] = -1; 824 825 if (isSecureBuffer(hnd)) { 826 ctx->listStats[dpy].isSecurePresent = true; 827 } 828 829 if (isSkipLayer(&list->hwLayers[i])) { 830 ctx->listStats[dpy].skipCount++; 831 } 832 833 if (UNLIKELY(isYuvBuffer(hnd))) { 834 int& yuvCount = ctx->listStats[dpy].yuvCount; 835 ctx->listStats[dpy].yuvIndices[yuvCount] = i; 836 yuvCount++; 837 838 if(UNLIKELY(is4kx2kYuvBuffer(hnd))){ 839 int& yuv4k2kCount = ctx->listStats[dpy].yuv4k2kCount; 840 ctx->listStats[dpy].yuv4k2kIndices[yuv4k2kCount] = i; 841 yuv4k2kCount++; 842 } 843 844 if((layer->transform & HWC_TRANSFORM_ROT_90) && 845 canUseRotator(ctx, dpy)) { 846 if( (dpy == HWC_DISPLAY_PRIMARY) && 847 ctx->mOverlay->isPipeTypeAttached(OV_MDP_PIPE_DMA)) { 848 ctx->isPaddingRound = true; 849 } 850 Overlay::setDMAMode(Overlay::DMA_BLOCK_MODE); 851 } 852 } 853 if(layer->blending == HWC_BLENDING_PREMULT) 854 ctx->listStats[dpy].preMultipliedAlpha = true; 855 856 857 if(UNLIKELY(isExtOnly(hnd))){ 858 ctx->listStats[dpy].extOnlyLayerIndex = i; 859 } 860 } 861 if(ctx->listStats[dpy].yuvCount > 0) { 862 if (property_get("hw.cabl.yuv", property, NULL) > 0) { 863 if (atoi(property) != 1) { 864 property_set("hw.cabl.yuv", "1"); 865 } 866 } 867 } else { 868 if (property_get("hw.cabl.yuv", property, NULL) > 0) { 869 if (atoi(property) != 0) { 870 property_set("hw.cabl.yuv", "0"); 871 } 872 } 873 } 874 if(dpy) { 875 //uncomment the below code for testing purpose. 876 /* char value[PROPERTY_VALUE_MAX]; 877 property_get("sys.ext_orientation", value, "0"); 878 // Assuming the orientation value is in terms of HAL_TRANSFORM, 879 // This needs mapping to HAL, if its in different convention 880 ctx->mExtOrientation = atoi(value); */ 881 // Assuming the orientation value is in terms of HAL_TRANSFORM, 882 // This needs mapping to HAL, if its in different convention 883 if(ctx->mExtOrientation || ctx->mBufferMirrorMode) { 884 ALOGD_IF(HWC_UTILS_DEBUG, "%s: ext orientation = %d" 885 "BufferMirrorMode = %d", __FUNCTION__, 886 ctx->mExtOrientation, ctx->mBufferMirrorMode); 887 if(ctx->mOverlay->isPipeTypeAttached(OV_MDP_PIPE_DMA)) { 888 ctx->isPaddingRound = true; 889 } 890 Overlay::setDMAMode(Overlay::DMA_BLOCK_MODE); 891 } 892 } 893 894 //The marking of video begin/end is useful on some targets where we need 895 //to have a padding round to be able to shift pipes across mixers. 896 if(prevYuvCount != ctx->listStats[dpy].yuvCount) { 897 ctx->mVideoTransFlag = true; 898 } 899 if(dpy == HWC_DISPLAY_PRIMARY) { 900 ctx->mAD->markDoable(ctx, list); 901 } 902} 903 904 905static void calc_cut(double& leftCutRatio, double& topCutRatio, 906 double& rightCutRatio, double& bottomCutRatio, int orient) { 907 if(orient & HAL_TRANSFORM_FLIP_H) { 908 swap(leftCutRatio, rightCutRatio); 909 } 910 if(orient & HAL_TRANSFORM_FLIP_V) { 911 swap(topCutRatio, bottomCutRatio); 912 } 913 if(orient & HAL_TRANSFORM_ROT_90) { 914 //Anti clock swapping 915 double tmpCutRatio = leftCutRatio; 916 leftCutRatio = topCutRatio; 917 topCutRatio = rightCutRatio; 918 rightCutRatio = bottomCutRatio; 919 bottomCutRatio = tmpCutRatio; 920 } 921} 922 923bool isSecuring(hwc_context_t* ctx, hwc_layer_1_t const* layer) { 924 if((ctx->mMDP.version < qdutils::MDSS_V5) && 925 (ctx->mMDP.version > qdutils::MDP_V3_0) && 926 ctx->mSecuring) { 927 return true; 928 } 929 if (isSecureModePolicy(ctx->mMDP.version)) { 930 private_handle_t *hnd = (private_handle_t *)layer->handle; 931 if(ctx->mSecureMode) { 932 if (! isSecureBuffer(hnd)) { 933 ALOGD_IF(HWC_UTILS_DEBUG,"%s:Securing Turning ON ...", 934 __FUNCTION__); 935 return true; 936 } 937 } else { 938 if (isSecureBuffer(hnd)) { 939 ALOGD_IF(HWC_UTILS_DEBUG,"%s:Securing Turning OFF ...", 940 __FUNCTION__); 941 return true; 942 } 943 } 944 } 945 return false; 946} 947 948bool isSecureModePolicy(int mdpVersion) { 949 if (mdpVersion < qdutils::MDSS_V5) 950 return true; 951 else 952 return false; 953} 954 955// returns true if Action safe dimensions are set and target supports Actionsafe 956bool isActionSafePresent(hwc_context_t *ctx, int dpy) { 957 // if external supports underscan, do nothing 958 // it will be taken care in the driver 959 if(!dpy || ctx->mExtDisplay->isCEUnderscanSupported()) 960 return false; 961 962 char value[PROPERTY_VALUE_MAX]; 963 // Read action safe properties 964 property_get("persist.sys.actionsafe.width", value, "0"); 965 ctx->dpyAttr[dpy].mAsWidthRatio = atoi(value); 966 property_get("persist.sys.actionsafe.height", value, "0"); 967 ctx->dpyAttr[dpy].mAsHeightRatio = atoi(value); 968 969 if(!ctx->dpyAttr[dpy].mAsWidthRatio && !ctx->dpyAttr[dpy].mAsHeightRatio) { 970 //No action safe ratio set, return 971 return false; 972 } 973 return true; 974} 975 976int getBlending(int blending) { 977 switch(blending) { 978 case HWC_BLENDING_NONE: 979 return overlay::utils::OVERLAY_BLENDING_OPAQUE; 980 case HWC_BLENDING_PREMULT: 981 return overlay::utils::OVERLAY_BLENDING_PREMULT; 982 case HWC_BLENDING_COVERAGE : 983 default: 984 return overlay::utils::OVERLAY_BLENDING_COVERAGE; 985 } 986} 987 988//Crops source buffer against destination and FB boundaries 989void calculate_crop_rects(hwc_rect_t& crop, hwc_rect_t& dst, 990 const hwc_rect_t& scissor, int orient) { 991 992 int& crop_l = crop.left; 993 int& crop_t = crop.top; 994 int& crop_r = crop.right; 995 int& crop_b = crop.bottom; 996 int crop_w = crop.right - crop.left; 997 int crop_h = crop.bottom - crop.top; 998 999 int& dst_l = dst.left; 1000 int& dst_t = dst.top; 1001 int& dst_r = dst.right; 1002 int& dst_b = dst.bottom; 1003 int dst_w = abs(dst.right - dst.left); 1004 int dst_h = abs(dst.bottom - dst.top); 1005 1006 const int& sci_l = scissor.left; 1007 const int& sci_t = scissor.top; 1008 const int& sci_r = scissor.right; 1009 const int& sci_b = scissor.bottom; 1010 int sci_w = abs(sci_r - sci_l); 1011 int sci_h = abs(sci_b - sci_t); 1012 1013 double leftCutRatio = 0.0, rightCutRatio = 0.0, topCutRatio = 0.0, 1014 bottomCutRatio = 0.0; 1015 1016 if(dst_l < sci_l) { 1017 leftCutRatio = (double)(sci_l - dst_l) / (double)dst_w; 1018 dst_l = sci_l; 1019 } 1020 1021 if(dst_r > sci_r) { 1022 rightCutRatio = (double)(dst_r - sci_r) / (double)dst_w; 1023 dst_r = sci_r; 1024 } 1025 1026 if(dst_t < sci_t) { 1027 topCutRatio = (double)(sci_t - dst_t) / (double)dst_h; 1028 dst_t = sci_t; 1029 } 1030 1031 if(dst_b > sci_b) { 1032 bottomCutRatio = (double)(dst_b - sci_b) / (double)dst_h; 1033 dst_b = sci_b; 1034 } 1035 1036 calc_cut(leftCutRatio, topCutRatio, rightCutRatio, bottomCutRatio, orient); 1037 crop_l += crop_w * leftCutRatio; 1038 crop_t += crop_h * topCutRatio; 1039 crop_r -= crop_w * rightCutRatio; 1040 crop_b -= crop_h * bottomCutRatio; 1041} 1042 1043bool areLayersIntersecting(const hwc_layer_1_t* layer1, 1044 const hwc_layer_1_t* layer2) { 1045 hwc_rect_t irect = getIntersection(layer1->displayFrame, 1046 layer2->displayFrame); 1047 return isValidRect(irect); 1048} 1049 1050bool isValidRect(const hwc_rect& rect) 1051{ 1052 return ((rect.bottom > rect.top) && (rect.right > rect.left)) ; 1053} 1054 1055/* computes the intersection of two rects */ 1056hwc_rect_t getIntersection(const hwc_rect_t& rect1, const hwc_rect_t& rect2) 1057{ 1058 hwc_rect_t res; 1059 1060 if(!isValidRect(rect1) || !isValidRect(rect2)){ 1061 return (hwc_rect_t){0, 0, 0, 0}; 1062 } 1063 1064 1065 res.left = max(rect1.left, rect2.left); 1066 res.top = max(rect1.top, rect2.top); 1067 res.right = min(rect1.right, rect2.right); 1068 res.bottom = min(rect1.bottom, rect2.bottom); 1069 1070 if(!isValidRect(res)) 1071 return (hwc_rect_t){0, 0, 0, 0}; 1072 1073 return res; 1074} 1075 1076/* computes the union of two rects */ 1077hwc_rect_t getUnion(const hwc_rect &rect1, const hwc_rect &rect2) 1078{ 1079 hwc_rect_t res; 1080 1081 if(!isValidRect(rect1)){ 1082 return rect2; 1083 } 1084 1085 if(!isValidRect(rect2)){ 1086 return rect1; 1087 } 1088 1089 res.left = min(rect1.left, rect2.left); 1090 res.top = min(rect1.top, rect2.top); 1091 res.right = max(rect1.right, rect2.right); 1092 res.bottom = max(rect1.bottom, rect2.bottom); 1093 1094 return res; 1095} 1096 1097/* Not a geometrical rect deduction. Deducts rect2 from rect1 only if it results 1098 * a single rect */ 1099hwc_rect_t deductRect(const hwc_rect_t& rect1, const hwc_rect_t& rect2) { 1100 1101 hwc_rect_t res = rect1; 1102 1103 if((rect1.left == rect2.left) && (rect1.right == rect2.right)) { 1104 if((rect1.top == rect2.top) && (rect2.bottom <= rect1.bottom)) 1105 res.top = rect2.bottom; 1106 else if((rect1.bottom == rect2.bottom)&& (rect2.top >= rect1.top)) 1107 res.bottom = rect2.top; 1108 } 1109 else if((rect1.top == rect2.top) && (rect1.bottom == rect2.bottom)) { 1110 if((rect1.left == rect2.left) && (rect2.right <= rect1.right)) 1111 res.left = rect2.right; 1112 else if((rect1.right == rect2.right)&& (rect2.left >= rect1.left)) 1113 res.right = rect2.left; 1114 } 1115 return res; 1116} 1117 1118void optimizeLayerRects(hwc_context_t *ctx, 1119 const hwc_display_contents_1_t *list, const int& dpy) { 1120 int i=list->numHwLayers-2; 1121 hwc_rect_t irect; 1122 while(i > 0) { 1123 1124 //see if there is no blending required. 1125 //If it is opaque see if we can substract this region from below layers. 1126 if(list->hwLayers[i].blending == HWC_BLENDING_NONE) { 1127 int j= i-1; 1128 hwc_rect_t& topframe = 1129 (hwc_rect_t&)list->hwLayers[i].displayFrame; 1130 while(j >= 0) { 1131 if(!needsScaling(&list->hwLayers[j])) { 1132 hwc_layer_1_t* layer = (hwc_layer_1_t*)&list->hwLayers[j]; 1133 hwc_rect_t& bottomframe = layer->displayFrame; 1134 hwc_rect_t bottomCrop = 1135 integerizeSourceCrop(layer->sourceCropf); 1136 int transform =layer->transform; 1137 1138 hwc_rect_t irect = getIntersection(bottomframe, topframe); 1139 if(isValidRect(irect)) { 1140 hwc_rect_t dest_rect; 1141 //if intersection is valid rect, deduct it 1142 dest_rect = deductRect(bottomframe, irect); 1143 qhwc::calculate_crop_rects(bottomCrop, bottomframe, 1144 dest_rect, transform); 1145 //Update layer sourceCropf 1146 layer->sourceCropf.left = bottomCrop.left; 1147 layer->sourceCropf.top = bottomCrop.top; 1148 layer->sourceCropf.right = bottomCrop.right; 1149 layer->sourceCropf.bottom = bottomCrop.bottom; 1150 } 1151 } 1152 j--; 1153 } 1154 } 1155 i--; 1156 } 1157} 1158 1159void getNonWormholeRegion(hwc_display_contents_1_t* list, 1160 hwc_rect_t& nwr) 1161{ 1162 uint32_t last = list->numHwLayers - 1; 1163 hwc_rect_t fbDisplayFrame = list->hwLayers[last].displayFrame; 1164 //Initiliaze nwr to first frame 1165 nwr.left = list->hwLayers[0].displayFrame.left; 1166 nwr.top = list->hwLayers[0].displayFrame.top; 1167 nwr.right = list->hwLayers[0].displayFrame.right; 1168 nwr.bottom = list->hwLayers[0].displayFrame.bottom; 1169 1170 for (uint32_t i = 1; i < last; i++) { 1171 hwc_rect_t displayFrame = list->hwLayers[i].displayFrame; 1172 nwr = getUnion(nwr, displayFrame); 1173 } 1174 1175 //Intersect with the framebuffer 1176 nwr = getIntersection(nwr, fbDisplayFrame); 1177} 1178 1179bool isExternalActive(hwc_context_t* ctx) { 1180 return ctx->dpyAttr[HWC_DISPLAY_EXTERNAL].isActive; 1181} 1182 1183void closeAcquireFds(hwc_display_contents_1_t* list) { 1184 if(LIKELY(list)) { 1185 for(uint32_t i = 0; i < list->numHwLayers; i++) { 1186 //Close the acquireFenceFds 1187 //HWC_FRAMEBUFFER are -1 already by SF, rest we close. 1188 if(list->hwLayers[i].acquireFenceFd >= 0) { 1189 close(list->hwLayers[i].acquireFenceFd); 1190 list->hwLayers[i].acquireFenceFd = -1; 1191 } 1192 } 1193 //Writeback 1194 if(list->outbufAcquireFenceFd >= 0) { 1195 close(list->outbufAcquireFenceFd); 1196 list->outbufAcquireFenceFd = -1; 1197 } 1198 } 1199} 1200 1201int hwc_sync(hwc_context_t *ctx, hwc_display_contents_1_t* list, int dpy, 1202 int fd) { 1203 ATRACE_CALL(); 1204 int ret = 0; 1205 int acquireFd[MAX_NUM_APP_LAYERS]; 1206 int count = 0; 1207 int releaseFd = -1; 1208 int retireFd = -1; 1209 int fbFd = -1; 1210 bool swapzero = false; 1211 int mdpVersion = qdutils::MDPVersion::getInstance().getMDPVersion(); 1212 1213 struct mdp_buf_sync data; 1214 memset(&data, 0, sizeof(data)); 1215 data.acq_fen_fd = acquireFd; 1216 data.rel_fen_fd = &releaseFd; 1217 data.retire_fen_fd = &retireFd; 1218 data.flags = MDP_BUF_SYNC_FLAG_RETIRE_FENCE; 1219 1220 char property[PROPERTY_VALUE_MAX]; 1221 if(property_get("debug.egl.swapinterval", property, "1") > 0) { 1222 if(atoi(property) == 0) 1223 swapzero = true; 1224 } 1225 1226 bool isExtAnimating = false; 1227 if(dpy) 1228 isExtAnimating = ctx->listStats[dpy].isDisplayAnimating; 1229 1230 //Send acquireFenceFds to rotator 1231 for(uint32_t i = 0; i < ctx->mLayerRotMap[dpy]->getCount(); i++) { 1232 int rotFd = ctx->mRotMgr->getRotDevFd(); 1233 int rotReleaseFd = -1; 1234 struct mdp_buf_sync rotData; 1235 memset(&rotData, 0, sizeof(rotData)); 1236 rotData.acq_fen_fd = 1237 &ctx->mLayerRotMap[dpy]->getLayer(i)->acquireFenceFd; 1238 rotData.rel_fen_fd = &rotReleaseFd; //driver to populate this 1239 rotData.session_id = ctx->mLayerRotMap[dpy]->getRot(i)->getSessId(); 1240 int ret = 0; 1241 ret = ioctl(rotFd, MSMFB_BUFFER_SYNC, &rotData); 1242 if(ret < 0) { 1243 ALOGE("%s: ioctl MSMFB_BUFFER_SYNC failed for rot sync, err=%s", 1244 __FUNCTION__, strerror(errno)); 1245 } else { 1246 close(ctx->mLayerRotMap[dpy]->getLayer(i)->acquireFenceFd); 1247 //For MDP to wait on. 1248 ctx->mLayerRotMap[dpy]->getLayer(i)->acquireFenceFd = 1249 dup(rotReleaseFd); 1250 //A buffer is free to be used by producer as soon as its copied to 1251 //rotator 1252 ctx->mLayerRotMap[dpy]->getLayer(i)->releaseFenceFd = 1253 rotReleaseFd; 1254 } 1255 } 1256 1257 //Accumulate acquireFenceFds for MDP 1258 if(list->outbufAcquireFenceFd >= 0) { 1259 //Writeback output buffer 1260 acquireFd[count++] = list->outbufAcquireFenceFd; 1261 } 1262 1263 for(uint32_t i = 0; i < list->numHwLayers; i++) { 1264 if((list->hwLayers[i].compositionType == HWC_OVERLAY || 1265 list->hwLayers[i].compositionType == HWC_BLIT) && 1266 list->hwLayers[i].acquireFenceFd >= 0) { 1267 if(UNLIKELY(swapzero)) 1268 acquireFd[count++] = -1; 1269 else 1270 acquireFd[count++] = list->hwLayers[i].acquireFenceFd; 1271 } 1272 if(list->hwLayers[i].compositionType == HWC_FRAMEBUFFER_TARGET) { 1273 if(UNLIKELY(swapzero)) 1274 acquireFd[count++] = -1; 1275 else if(fd >= 0) { 1276 //set the acquireFD from fd - which is coming from c2d 1277 acquireFd[count++] = fd; 1278 // Buffer sync IOCTL should be async when using c2d fence is 1279 // used 1280 data.flags &= ~MDP_BUF_SYNC_FLAG_WAIT; 1281 } else if(list->hwLayers[i].acquireFenceFd >= 0) 1282 acquireFd[count++] = list->hwLayers[i].acquireFenceFd; 1283 } 1284 } 1285 1286 data.acq_fen_fd_cnt = count; 1287 fbFd = ctx->dpyAttr[dpy].fd; 1288 1289 //Waits for acquire fences, returns a release fence 1290 if(LIKELY(!swapzero)) { 1291 uint64_t start = systemTime(); 1292 ret = ioctl(fbFd, MSMFB_BUFFER_SYNC, &data); 1293 ALOGD_IF(HWC_UTILS_DEBUG, "%s: time taken for MSMFB_BUFFER_SYNC IOCTL = %d", 1294 __FUNCTION__, (size_t) ns2ms(systemTime() - start)); 1295 } 1296 1297 if(ret < 0) { 1298 ALOGE("%s: ioctl MSMFB_BUFFER_SYNC failed, err=%s", 1299 __FUNCTION__, strerror(errno)); 1300 ALOGE("%s: acq_fen_fd_cnt=%d flags=%d fd=%d dpy=%d numHwLayers=%d", 1301 __FUNCTION__, data.acq_fen_fd_cnt, data.flags, fbFd, 1302 dpy, list->numHwLayers); 1303 } 1304 1305 for(uint32_t i = 0; i < list->numHwLayers; i++) { 1306 if(list->hwLayers[i].compositionType == HWC_OVERLAY || 1307 list->hwLayers[i].compositionType == HWC_BLIT || 1308 list->hwLayers[i].compositionType == HWC_FRAMEBUFFER_TARGET) { 1309 //Populate releaseFenceFds. 1310 if(UNLIKELY(swapzero)) { 1311 list->hwLayers[i].releaseFenceFd = -1; 1312 } else if(isExtAnimating) { 1313 // Release all the app layer fds immediately, 1314 // if animation is in progress. 1315 list->hwLayers[i].releaseFenceFd = -1; 1316 } else if(list->hwLayers[i].releaseFenceFd < 0) { 1317 //If rotator has not already populated this field. 1318 list->hwLayers[i].releaseFenceFd = dup(releaseFd); 1319 } 1320 } 1321 } 1322 1323 if(fd >= 0) { 1324 close(fd); 1325 fd = -1; 1326 } 1327 1328 if (ctx->mCopyBit[dpy]) 1329 ctx->mCopyBit[dpy]->setReleaseFd(releaseFd); 1330 1331 //Signals when MDP finishes reading rotator buffers. 1332 ctx->mLayerRotMap[dpy]->setReleaseFd(releaseFd); 1333 close(releaseFd); 1334 releaseFd = -1; 1335 1336 if(UNLIKELY(swapzero)) { 1337 list->retireFenceFd = -1; 1338 } else { 1339 list->retireFenceFd = retireFd; 1340 } 1341 return ret; 1342} 1343 1344void setMdpFlags(hwc_layer_1_t *layer, 1345 ovutils::eMdpFlags &mdpFlags, 1346 int rotDownscale, int transform) { 1347 private_handle_t *hnd = (private_handle_t *)layer->handle; 1348 MetaData_t *metadata = hnd ? (MetaData_t *)hnd->base_metadata : NULL; 1349 1350 if(layer->blending == HWC_BLENDING_PREMULT) { 1351 ovutils::setMdpFlags(mdpFlags, 1352 ovutils::OV_MDP_BLEND_FG_PREMULT); 1353 } 1354 1355 if (layer->flags & HWC_VPU_PIPE) { 1356 ovutils::setMdpFlags(mdpFlags, ovutils::OV_MDP_VPU_PIPE); 1357 } 1358 1359 if(isYuvBuffer(hnd)) { 1360 if(isSecureBuffer(hnd)) { 1361 ovutils::setMdpFlags(mdpFlags, 1362 ovutils::OV_MDP_SECURE_OVERLAY_SESSION); 1363 } 1364 if(metadata && (metadata->operation & PP_PARAM_INTERLACED) && 1365 metadata->interlaced) { 1366 ovutils::setMdpFlags(mdpFlags, 1367 ovutils::OV_MDP_DEINTERLACE); 1368 } 1369 //Pre-rotation will be used using rotator. 1370 if(transform & HWC_TRANSFORM_ROT_90) { 1371 ovutils::setMdpFlags(mdpFlags, 1372 ovutils::OV_MDP_SOURCE_ROTATED_90); 1373 } 1374 } 1375 1376 if(isSecureDisplayBuffer(hnd)) { 1377 // Secure display needs both SECURE_OVERLAY and SECURE_DISPLAY_OV 1378 ovutils::setMdpFlags(mdpFlags, 1379 ovutils::OV_MDP_SECURE_OVERLAY_SESSION); 1380 ovutils::setMdpFlags(mdpFlags, 1381 ovutils::OV_MDP_SECURE_DISPLAY_OVERLAY_SESSION); 1382 } 1383 //No 90 component and no rot-downscale then flips done by MDP 1384 //If we use rot then it might as well do flips 1385 if(!(transform & HWC_TRANSFORM_ROT_90) && !rotDownscale) { 1386 if(transform & HWC_TRANSFORM_FLIP_H) { 1387 ovutils::setMdpFlags(mdpFlags, ovutils::OV_MDP_FLIP_H); 1388 } 1389 1390 if(transform & HWC_TRANSFORM_FLIP_V) { 1391 ovutils::setMdpFlags(mdpFlags, ovutils::OV_MDP_FLIP_V); 1392 } 1393 } 1394 1395 if(metadata && 1396 ((metadata->operation & PP_PARAM_HSIC) 1397 || (metadata->operation & PP_PARAM_IGC) 1398 || (metadata->operation & PP_PARAM_SHARP2))) { 1399 ovutils::setMdpFlags(mdpFlags, ovutils::OV_MDP_PP_EN); 1400 } 1401} 1402 1403int configRotator(Rotator *rot, Whf& whf, 1404 hwc_rect_t& crop, const eMdpFlags& mdpFlags, 1405 const eTransform& orient, const int& downscale) { 1406 1407 // Fix alignments for TILED format 1408 if(whf.format == MDP_Y_CRCB_H2V2_TILE || 1409 whf.format == MDP_Y_CBCR_H2V2_TILE) { 1410 whf.w = utils::alignup(whf.w, 64); 1411 whf.h = utils::alignup(whf.h, 32); 1412 } 1413 rot->setSource(whf); 1414 1415 if (qdutils::MDPVersion::getInstance().getMDPVersion() >= 1416 qdutils::MDSS_V5) { 1417 uint32_t crop_w = (crop.right - crop.left); 1418 uint32_t crop_h = (crop.bottom - crop.top); 1419 if (ovutils::isYuv(whf.format)) { 1420 ovutils::normalizeCrop((uint32_t&)crop.left, crop_w); 1421 ovutils::normalizeCrop((uint32_t&)crop.top, crop_h); 1422 // For interlaced, crop.h should be 4-aligned 1423 if ((mdpFlags & ovutils::OV_MDP_DEINTERLACE) && (crop_h % 4)) 1424 crop_h = ovutils::aligndown(crop_h, 4); 1425 crop.right = crop.left + crop_w; 1426 crop.bottom = crop.top + crop_h; 1427 } 1428 Dim rotCrop(crop.left, crop.top, crop_w, crop_h); 1429 rot->setCrop(rotCrop); 1430 } 1431 1432 rot->setFlags(mdpFlags); 1433 rot->setTransform(orient); 1434 rot->setDownscale(downscale); 1435 if(!rot->commit()) return -1; 1436 return 0; 1437} 1438 1439int configMdp(Overlay *ov, const PipeArgs& parg, 1440 const eTransform& orient, const hwc_rect_t& crop, 1441 const hwc_rect_t& pos, const MetaData_t *metadata, 1442 const eDest& dest) { 1443 ov->setSource(parg, dest); 1444 ov->setTransform(orient, dest); 1445 1446 int crop_w = crop.right - crop.left; 1447 int crop_h = crop.bottom - crop.top; 1448 Dim dcrop(crop.left, crop.top, crop_w, crop_h); 1449 ov->setCrop(dcrop, dest); 1450 1451 int posW = pos.right - pos.left; 1452 int posH = pos.bottom - pos.top; 1453 Dim position(pos.left, pos.top, posW, posH); 1454 ov->setPosition(position, dest); 1455 1456 if (metadata) 1457 ov->setVisualParams(*metadata, dest); 1458 1459 if (!ov->commit(dest)) { 1460 return -1; 1461 } 1462 return 0; 1463} 1464 1465int configColorLayer(hwc_context_t *ctx, hwc_layer_1_t *layer, 1466 const int& dpy, eMdpFlags& mdpFlags, eZorder& z, 1467 eIsFg& isFg, const eDest& dest) { 1468 1469 hwc_rect_t dst = layer->displayFrame; 1470 trimLayer(ctx, dpy, 0, dst, dst); 1471 1472 int w = ctx->dpyAttr[dpy].xres; 1473 int h = ctx->dpyAttr[dpy].yres; 1474 int dst_w = dst.right - dst.left; 1475 int dst_h = dst.bottom - dst.top; 1476 uint32_t color = layer->transform; 1477 Whf whf(w, h, getMdpFormat(HAL_PIXEL_FORMAT_RGBA_8888), 0); 1478 1479 ovutils::setMdpFlags(mdpFlags, ovutils::OV_MDP_SOLID_FILL); 1480 if (layer->blending == HWC_BLENDING_PREMULT) 1481 ovutils::setMdpFlags(mdpFlags, ovutils::OV_MDP_BLEND_FG_PREMULT); 1482 1483 PipeArgs parg(mdpFlags, whf, z, isFg, static_cast<eRotFlags>(0), 1484 layer->planeAlpha, 1485 (ovutils::eBlending) getBlending(layer->blending)); 1486 1487 // Configure MDP pipe for Color layer 1488 Dim pos(dst.left, dst.top, dst_w, dst_h); 1489 ctx->mOverlay->setSource(parg, dest); 1490 ctx->mOverlay->setColor(color, dest); 1491 ctx->mOverlay->setTransform(0, dest); 1492 ctx->mOverlay->setCrop(pos, dest); 1493 ctx->mOverlay->setPosition(pos, dest); 1494 1495 if (!ctx->mOverlay->commit(dest)) { 1496 ALOGE("%s: Configure color layer failed!", __FUNCTION__); 1497 return -1; 1498 } 1499 return 0; 1500} 1501 1502void updateSource(eTransform& orient, Whf& whf, 1503 hwc_rect_t& crop) { 1504 Dim srcCrop(crop.left, crop.top, 1505 crop.right - crop.left, 1506 crop.bottom - crop.top); 1507 orient = static_cast<eTransform>(ovutils::getMdpOrient(orient)); 1508 preRotateSource(orient, whf, srcCrop); 1509 if (qdutils::MDPVersion::getInstance().getMDPVersion() >= 1510 qdutils::MDSS_V5) { 1511 // Source for overlay will be the cropped (and rotated) 1512 crop.left = 0; 1513 crop.top = 0; 1514 crop.right = srcCrop.w; 1515 crop.bottom = srcCrop.h; 1516 // Set width & height equal to sourceCrop w & h 1517 whf.w = srcCrop.w; 1518 whf.h = srcCrop.h; 1519 } else { 1520 crop.left = srcCrop.x; 1521 crop.top = srcCrop.y; 1522 crop.right = srcCrop.x + srcCrop.w; 1523 crop.bottom = srcCrop.y + srcCrop.h; 1524 } 1525} 1526 1527int configureNonSplit(hwc_context_t *ctx, hwc_layer_1_t *layer, 1528 const int& dpy, eMdpFlags& mdpFlags, eZorder& z, 1529 eIsFg& isFg, const eDest& dest, Rotator **rot) { 1530 1531 private_handle_t *hnd = (private_handle_t *)layer->handle; 1532 1533 if(!hnd) { 1534 if (layer->flags & HWC_COLOR_FILL) { 1535 // Configure Color layer 1536 return configColorLayer(ctx, layer, dpy, mdpFlags, z, isFg, dest); 1537 } 1538 ALOGE("%s: layer handle is NULL", __FUNCTION__); 1539 return -1; 1540 } 1541 1542 MetaData_t *metadata = (MetaData_t *)hnd->base_metadata; 1543 1544 hwc_rect_t crop = integerizeSourceCrop(layer->sourceCropf); 1545 hwc_rect_t dst = layer->displayFrame; 1546 int transform = layer->transform; 1547 eTransform orient = static_cast<eTransform>(transform); 1548 int downscale = 0; 1549 int rotFlags = ovutils::ROT_FLAGS_NONE; 1550 uint32_t format = ovutils::getMdpFormat(hnd->format, isTileRendered(hnd)); 1551 Whf whf(getWidth(hnd), getHeight(hnd), format, hnd->size); 1552 1553 // Handle R/B swap 1554 if (layer->flags & HWC_FORMAT_RB_SWAP) { 1555 if (hnd->format == HAL_PIXEL_FORMAT_RGBA_8888) 1556 whf.format = getMdpFormat(HAL_PIXEL_FORMAT_BGRA_8888); 1557 else if (hnd->format == HAL_PIXEL_FORMAT_RGBX_8888) 1558 whf.format = getMdpFormat(HAL_PIXEL_FORMAT_BGRX_8888); 1559 } 1560 1561 calcExtDisplayPosition(ctx, hnd, dpy, crop, dst, transform, orient); 1562 1563 if(isYuvBuffer(hnd) && ctx->mMDP.version >= qdutils::MDP_V4_2 && 1564 ctx->mMDP.version < qdutils::MDSS_V5) { 1565 downscale = getDownscaleFactor( 1566 crop.right - crop.left, 1567 crop.bottom - crop.top, 1568 dst.right - dst.left, 1569 dst.bottom - dst.top); 1570 if(downscale) { 1571 rotFlags = ROT_DOWNSCALE_ENABLED; 1572 } 1573 } 1574 1575 setMdpFlags(layer, mdpFlags, downscale, transform); 1576 1577 if(isYuvBuffer(hnd) && //if 90 component or downscale, use rot 1578 ((transform & HWC_TRANSFORM_ROT_90) || downscale)) { 1579 *rot = ctx->mRotMgr->getNext(); 1580 if(*rot == NULL) return -1; 1581 if(!dpy) 1582 BwcPM::setBwc(ctx, crop, dst, transform, mdpFlags); 1583 //Configure rotator for pre-rotation 1584 if(configRotator(*rot, whf, crop, mdpFlags, orient, downscale) < 0) { 1585 ALOGE("%s: configRotator failed!", __FUNCTION__); 1586 return -1; 1587 } 1588 ctx->mLayerRotMap[dpy]->add(layer, *rot); 1589 whf.format = (*rot)->getDstFormat(); 1590 updateSource(orient, whf, crop); 1591 rotFlags |= ovutils::ROT_PREROTATED; 1592 } 1593 1594 //For the mdp, since either we are pre-rotating or MDP does flips 1595 orient = OVERLAY_TRANSFORM_0; 1596 transform = 0; 1597 PipeArgs parg(mdpFlags, whf, z, isFg, 1598 static_cast<eRotFlags>(rotFlags), layer->planeAlpha, 1599 (ovutils::eBlending) getBlending(layer->blending)); 1600 1601 if(configMdp(ctx->mOverlay, parg, orient, crop, dst, metadata, dest) < 0) { 1602 ALOGE("%s: commit failed for low res panel", __FUNCTION__); 1603 return -1; 1604 } 1605 return 0; 1606} 1607 1608//Helper to 1) Ensure crops dont have gaps 2) Ensure L and W are even 1609void sanitizeSourceCrop(hwc_rect_t& cropL, hwc_rect_t& cropR, 1610 private_handle_t *hnd) { 1611 if(cropL.right - cropL.left) { 1612 if(isYuvBuffer(hnd)) { 1613 //Always safe to even down left 1614 ovutils::even_floor(cropL.left); 1615 //If right is even, automatically width is even, since left is 1616 //already even 1617 ovutils::even_floor(cropL.right); 1618 } 1619 //Make sure there are no gaps between left and right splits if the layer 1620 //is spread across BOTH halves 1621 if(cropR.right - cropR.left) { 1622 cropR.left = cropL.right; 1623 } 1624 } 1625 1626 if(cropR.right - cropR.left) { 1627 if(isYuvBuffer(hnd)) { 1628 //Always safe to even down left 1629 ovutils::even_floor(cropR.left); 1630 //If right is even, automatically width is even, since left is 1631 //already even 1632 ovutils::even_floor(cropR.right); 1633 } 1634 } 1635} 1636 1637int configureSplit(hwc_context_t *ctx, hwc_layer_1_t *layer, 1638 const int& dpy, eMdpFlags& mdpFlagsL, eZorder& z, 1639 eIsFg& isFg, const eDest& lDest, const eDest& rDest, 1640 Rotator **rot) { 1641 private_handle_t *hnd = (private_handle_t *)layer->handle; 1642 if(!hnd) { 1643 ALOGE("%s: layer handle is NULL", __FUNCTION__); 1644 return -1; 1645 } 1646 1647 MetaData_t *metadata = (MetaData_t *)hnd->base_metadata; 1648 1649 int hw_w = ctx->dpyAttr[dpy].xres; 1650 int hw_h = ctx->dpyAttr[dpy].yres; 1651 hwc_rect_t crop = integerizeSourceCrop(layer->sourceCropf); 1652 hwc_rect_t dst = layer->displayFrame; 1653 int transform = layer->transform; 1654 eTransform orient = static_cast<eTransform>(transform); 1655 const int downscale = 0; 1656 int rotFlags = ROT_FLAGS_NONE; 1657 uint32_t format = ovutils::getMdpFormat(hnd->format, isTileRendered(hnd)); 1658 Whf whf(getWidth(hnd), getHeight(hnd), format, hnd->size); 1659 1660 // Handle R/B swap 1661 if (layer->flags & HWC_FORMAT_RB_SWAP) { 1662 if (hnd->format == HAL_PIXEL_FORMAT_RGBA_8888) 1663 whf.format = getMdpFormat(HAL_PIXEL_FORMAT_BGRA_8888); 1664 else if (hnd->format == HAL_PIXEL_FORMAT_RGBX_8888) 1665 whf.format = getMdpFormat(HAL_PIXEL_FORMAT_BGRX_8888); 1666 } 1667 1668 setMdpFlags(layer, mdpFlagsL, 0, transform); 1669 1670 if(lDest != OV_INVALID && rDest != OV_INVALID) { 1671 //Enable overfetch 1672 setMdpFlags(mdpFlagsL, OV_MDSS_MDP_DUAL_PIPE); 1673 } 1674 1675 //Will do something only if feature enabled and conditions suitable 1676 //hollow call otherwise 1677 if(ctx->mAD->prepare(ctx, crop, whf, hnd)) { 1678 overlay::Writeback *wb = overlay::Writeback::getInstance(); 1679 whf.format = wb->getOutputFormat(); 1680 } 1681 1682 if(isYuvBuffer(hnd) && (transform & HWC_TRANSFORM_ROT_90)) { 1683 (*rot) = ctx->mRotMgr->getNext(); 1684 if((*rot) == NULL) return -1; 1685 //Configure rotator for pre-rotation 1686 if(configRotator(*rot, whf, crop, mdpFlagsL, orient, downscale) < 0) { 1687 ALOGE("%s: configRotator failed!", __FUNCTION__); 1688 return -1; 1689 } 1690 ctx->mLayerRotMap[dpy]->add(layer, *rot); 1691 whf.format = (*rot)->getDstFormat(); 1692 updateSource(orient, whf, crop); 1693 rotFlags |= ROT_PREROTATED; 1694 } 1695 1696 eMdpFlags mdpFlagsR = mdpFlagsL; 1697 setMdpFlags(mdpFlagsR, OV_MDSS_MDP_RIGHT_MIXER); 1698 1699 hwc_rect_t tmp_cropL = {0}, tmp_dstL = {0}; 1700 hwc_rect_t tmp_cropR = {0}, tmp_dstR = {0}; 1701 1702 const int lSplit = getLeftSplit(ctx, dpy); 1703 1704 if(lDest != OV_INVALID) { 1705 tmp_cropL = crop; 1706 tmp_dstL = dst; 1707 hwc_rect_t scissor = {0, 0, lSplit, hw_h }; 1708 scissor = getIntersection(ctx->mViewFrame[dpy], scissor); 1709 qhwc::calculate_crop_rects(tmp_cropL, tmp_dstL, scissor, 0); 1710 } 1711 if(rDest != OV_INVALID) { 1712 tmp_cropR = crop; 1713 tmp_dstR = dst; 1714 hwc_rect_t scissor = {lSplit, 0, hw_w, hw_h }; 1715 scissor = getIntersection(ctx->mViewFrame[dpy], scissor); 1716 qhwc::calculate_crop_rects(tmp_cropR, tmp_dstR, scissor, 0); 1717 } 1718 1719 sanitizeSourceCrop(tmp_cropL, tmp_cropR, hnd); 1720 1721 //When buffer is H-flipped, contents of mixer config also needs to swapped 1722 //Not needed if the layer is confined to one half of the screen. 1723 //If rotator has been used then it has also done the flips, so ignore them. 1724 if((orient & OVERLAY_TRANSFORM_FLIP_H) && lDest != OV_INVALID 1725 && rDest != OV_INVALID && (*rot) == NULL) { 1726 hwc_rect_t new_cropR; 1727 new_cropR.left = tmp_cropL.left; 1728 new_cropR.right = new_cropR.left + (tmp_cropR.right - tmp_cropR.left); 1729 1730 hwc_rect_t new_cropL; 1731 new_cropL.left = new_cropR.right; 1732 new_cropL.right = tmp_cropR.right; 1733 1734 tmp_cropL.left = new_cropL.left; 1735 tmp_cropL.right = new_cropL.right; 1736 1737 tmp_cropR.left = new_cropR.left; 1738 tmp_cropR.right = new_cropR.right; 1739 1740 } 1741 1742 //For the mdp, since either we are pre-rotating or MDP does flips 1743 orient = OVERLAY_TRANSFORM_0; 1744 transform = 0; 1745 1746 //configure left mixer 1747 if(lDest != OV_INVALID) { 1748 PipeArgs pargL(mdpFlagsL, whf, z, isFg, 1749 static_cast<eRotFlags>(rotFlags), layer->planeAlpha, 1750 (ovutils::eBlending) getBlending(layer->blending)); 1751 1752 if(configMdp(ctx->mOverlay, pargL, orient, 1753 tmp_cropL, tmp_dstL, metadata, lDest) < 0) { 1754 ALOGE("%s: commit failed for left mixer config", __FUNCTION__); 1755 return -1; 1756 } 1757 } 1758 1759 //configure right mixer 1760 if(rDest != OV_INVALID) { 1761 PipeArgs pargR(mdpFlagsR, whf, z, isFg, 1762 static_cast<eRotFlags>(rotFlags), 1763 layer->planeAlpha, 1764 (ovutils::eBlending) getBlending(layer->blending)); 1765 tmp_dstR.right = tmp_dstR.right - lSplit; 1766 tmp_dstR.left = tmp_dstR.left - lSplit; 1767 if(configMdp(ctx->mOverlay, pargR, orient, 1768 tmp_cropR, tmp_dstR, metadata, rDest) < 0) { 1769 ALOGE("%s: commit failed for right mixer config", __FUNCTION__); 1770 return -1; 1771 } 1772 } 1773 1774 return 0; 1775} 1776 1777int configureSourceSplit(hwc_context_t *ctx, hwc_layer_1_t *layer, 1778 const int& dpy, eMdpFlags& mdpFlagsL, eZorder& z, 1779 eIsFg& isFg, const eDest& lDest, const eDest& rDest, 1780 Rotator **rot) { 1781 private_handle_t *hnd = (private_handle_t *)layer->handle; 1782 if(!hnd) { 1783 ALOGE("%s: layer handle is NULL", __FUNCTION__); 1784 return -1; 1785 } 1786 1787 MetaData_t *metadata = (MetaData_t *)hnd->base_metadata; 1788 1789 int hw_w = ctx->dpyAttr[dpy].xres; 1790 int hw_h = ctx->dpyAttr[dpy].yres; 1791 hwc_rect_t crop = integerizeSourceCrop(layer->sourceCropf);; 1792 hwc_rect_t dst = layer->displayFrame; 1793 int transform = layer->transform; 1794 eTransform orient = static_cast<eTransform>(transform); 1795 const int downscale = 0; 1796 int rotFlags = ROT_FLAGS_NONE; 1797 //Splitting only YUV layer on primary panel needs different zorders 1798 //for both layers as both the layers are configured to single mixer 1799 eZorder lz = z; 1800 eZorder rz = (eZorder)(z + 1); 1801 1802 Whf whf(getWidth(hnd), getHeight(hnd), 1803 getMdpFormat(hnd->format), hnd->size); 1804 1805 setMdpFlags(layer, mdpFlagsL, 0, transform); 1806 trimLayer(ctx, dpy, transform, crop, dst); 1807 1808 if(isYuvBuffer(hnd) && (transform & HWC_TRANSFORM_ROT_90)) { 1809 (*rot) = ctx->mRotMgr->getNext(); 1810 if((*rot) == NULL) return -1; 1811 if(!dpy) 1812 BwcPM::setBwc(ctx, crop, dst, transform, mdpFlagsL); 1813 //Configure rotator for pre-rotation 1814 if(configRotator(*rot, whf, crop, mdpFlagsL, orient, downscale) < 0) { 1815 ALOGE("%s: configRotator failed!", __FUNCTION__); 1816 return -1; 1817 } 1818 ctx->mLayerRotMap[dpy]->add(layer, *rot); 1819 whf.format = (*rot)->getDstFormat(); 1820 updateSource(orient, whf, crop); 1821 rotFlags |= ROT_PREROTATED; 1822 } 1823 1824 eMdpFlags mdpFlagsR = mdpFlagsL; 1825 int lSplit = dst.left + (dst.right - dst.left)/2; 1826 1827 hwc_rect_t tmp_cropL = {0}, tmp_dstL = {0}; 1828 hwc_rect_t tmp_cropR = {0}, tmp_dstR = {0}; 1829 1830 if(lDest != OV_INVALID) { 1831 tmp_cropL = crop; 1832 tmp_dstL = dst; 1833 hwc_rect_t scissor = {dst.left, dst.top, lSplit, dst.bottom }; 1834 qhwc::calculate_crop_rects(tmp_cropL, tmp_dstL, scissor, 0); 1835 } 1836 if(rDest != OV_INVALID) { 1837 tmp_cropR = crop; 1838 tmp_dstR = dst; 1839 hwc_rect_t scissor = {lSplit, dst.top, dst.right, dst.bottom }; 1840 qhwc::calculate_crop_rects(tmp_cropR, tmp_dstR, scissor, 0); 1841 } 1842 1843 sanitizeSourceCrop(tmp_cropL, tmp_cropR, hnd); 1844 1845 //When buffer is H-flipped, contents of mixer config also needs to swapped 1846 //Not needed if the layer is confined to one half of the screen. 1847 //If rotator has been used then it has also done the flips, so ignore them. 1848 if((orient & OVERLAY_TRANSFORM_FLIP_H) && lDest != OV_INVALID 1849 && rDest != OV_INVALID && (*rot) == NULL) { 1850 hwc_rect_t new_cropR; 1851 new_cropR.left = tmp_cropL.left; 1852 new_cropR.right = new_cropR.left + (tmp_cropR.right - tmp_cropR.left); 1853 1854 hwc_rect_t new_cropL; 1855 new_cropL.left = new_cropR.right; 1856 new_cropL.right = tmp_cropR.right; 1857 1858 tmp_cropL.left = new_cropL.left; 1859 tmp_cropL.right = new_cropL.right; 1860 1861 tmp_cropR.left = new_cropR.left; 1862 tmp_cropR.right = new_cropR.right; 1863 1864 } 1865 1866 //For the mdp, since either we are pre-rotating or MDP does flips 1867 orient = OVERLAY_TRANSFORM_0; 1868 transform = 0; 1869 1870 //configure left half 1871 if(lDest != OV_INVALID) { 1872 PipeArgs pargL(mdpFlagsL, whf, lz, isFg, 1873 static_cast<eRotFlags>(rotFlags), layer->planeAlpha, 1874 (ovutils::eBlending) getBlending(layer->blending)); 1875 1876 if(configMdp(ctx->mOverlay, pargL, orient, 1877 tmp_cropL, tmp_dstL, metadata, lDest) < 0) { 1878 ALOGE("%s: commit failed for left half config", __FUNCTION__); 1879 return -1; 1880 } 1881 } 1882 1883 //configure right half 1884 if(rDest != OV_INVALID) { 1885 PipeArgs pargR(mdpFlagsR, whf, rz, isFg, 1886 static_cast<eRotFlags>(rotFlags), 1887 layer->planeAlpha, 1888 (ovutils::eBlending) getBlending(layer->blending)); 1889 if(configMdp(ctx->mOverlay, pargR, orient, 1890 tmp_cropR, tmp_dstR, metadata, rDest) < 0) { 1891 ALOGE("%s: commit failed for right half config", __FUNCTION__); 1892 return -1; 1893 } 1894 } 1895 1896 return 0; 1897} 1898 1899bool canUseRotator(hwc_context_t *ctx, int dpy) { 1900 if(qdutils::MDPVersion::getInstance().is8x26() && 1901 isSecondaryConnected(ctx) && 1902 !ctx->dpyAttr[HWC_DISPLAY_VIRTUAL].isPause) { 1903 /* 8x26 mdss driver supports multiplexing of DMA pipe 1904 * in LINE and BLOCK modes for writeback panels. 1905 */ 1906 if(dpy == HWC_DISPLAY_PRIMARY) 1907 return false; 1908 } 1909 if(ctx->mMDP.version == qdutils::MDP_V3_0_4) 1910 return false; 1911 return true; 1912} 1913 1914int getLeftSplit(hwc_context_t *ctx, const int& dpy) { 1915 //Default even split for all displays with high res 1916 int lSplit = ctx->dpyAttr[dpy].xres / 2; 1917 if(dpy == HWC_DISPLAY_PRIMARY && 1918 qdutils::MDPVersion::getInstance().getLeftSplit()) { 1919 //Override if split published by driver for primary 1920 lSplit = qdutils::MDPVersion::getInstance().getLeftSplit(); 1921 } 1922 return lSplit; 1923} 1924 1925bool isDisplaySplit(hwc_context_t* ctx, int dpy) { 1926 if(ctx->dpyAttr[dpy].xres > qdutils::MAX_DISPLAY_DIM) { 1927 return true; 1928 } 1929 //For testing we could split primary via device tree values 1930 if(dpy == HWC_DISPLAY_PRIMARY && 1931 qdutils::MDPVersion::getInstance().getRightSplit()) { 1932 return true; 1933 } 1934 return false; 1935} 1936 1937//clear prev layer prop flags and realloc for current frame 1938void reset_layer_prop(hwc_context_t* ctx, int dpy, int numAppLayers) { 1939 if(ctx->layerProp[dpy]) { 1940 delete[] ctx->layerProp[dpy]; 1941 ctx->layerProp[dpy] = NULL; 1942 } 1943 ctx->layerProp[dpy] = new LayerProp[numAppLayers]; 1944} 1945 1946/* Since we fake non-Hybrid WFD solution as external display, this 1947 * function helps us in determining the priority between external 1948 * (hdmi/non-Hybrid WFD display) and virtual display devices(SSD/ 1949 * screenrecord). This can be removed once wfd-client migrates to 1950 * using virtual-display api's. 1951 */ 1952bool canUseMDPforVirtualDisplay(hwc_context_t* ctx, 1953 const hwc_display_contents_1_t *list) { 1954 1955 /* We rely on the fact that for pure virtual display solution 1956 * list->outbuf will be a non-NULL handle. 1957 * 1958 * If there are three active displays (which means there is one 1959 * primary, one external and one virtual active display) 1960 * we give mdss/mdp hw resources(pipes,smp,etc) for external 1961 * display(hdmi/non-Hybrid WFD display) rather than for virtual 1962 * display(SSD/screenrecord) 1963 */ 1964 1965 if(list->outbuf and (ctx->numActiveDisplays == HWC_NUM_DISPLAY_TYPES)) { 1966 return false; 1967 } 1968 1969 return true; 1970} 1971 1972void BwcPM::setBwc(hwc_context_t *ctx, const hwc_rect_t& crop, 1973 const hwc_rect_t& dst, const int& transform, 1974 ovutils::eMdpFlags& mdpFlags) { 1975 //Target doesnt support Bwc 1976 if(!qdutils::MDPVersion::getInstance().supportsBWC()) { 1977 return; 1978 } 1979 //src width > MAX mixer supported dim 1980 if((crop.right - crop.left) > qdutils::MAX_DISPLAY_DIM) { 1981 return; 1982 } 1983 //Decimation necessary, cannot use BWC. H/W requirement. 1984 if(qdutils::MDPVersion::getInstance().supportsDecimation()) { 1985 int src_w = crop.right - crop.left; 1986 int src_h = crop.bottom - crop.top; 1987 int dst_w = dst.right - dst.left; 1988 int dst_h = dst.bottom - dst.top; 1989 if(transform & HAL_TRANSFORM_ROT_90) { 1990 swap(src_w, src_h); 1991 } 1992 float horDscale = 0.0f; 1993 float verDscale = 0.0f; 1994 int horzDeci = 0; 1995 int vertDeci = 0; 1996 ovutils::getDecimationFactor(src_w, src_h, dst_w, dst_h, horDscale, 1997 verDscale); 1998 //TODO Use log2f once math.h has it 1999 if((int)horDscale) 2000 horzDeci = (int)(log(horDscale) / log(2)); 2001 if((int)verDscale) 2002 vertDeci = (int)(log(verDscale) / log(2)); 2003 if(horzDeci || vertDeci) return; 2004 } 2005 //Property 2006 char value[PROPERTY_VALUE_MAX]; 2007 property_get("debug.disable.bwc", value, "0"); 2008 if(atoi(value)) return; 2009 2010 ovutils::setMdpFlags(mdpFlags, ovutils::OV_MDSS_MDP_BWC_EN); 2011} 2012 2013void LayerRotMap::add(hwc_layer_1_t* layer, Rotator *rot) { 2014 if(mCount >= MAX_SESS) return; 2015 mLayer[mCount] = layer; 2016 mRot[mCount] = rot; 2017 mCount++; 2018} 2019 2020void LayerRotMap::reset() { 2021 for (int i = 0; i < MAX_SESS; i++) { 2022 mLayer[i] = 0; 2023 mRot[i] = 0; 2024 } 2025 mCount = 0; 2026} 2027 2028void LayerRotMap::clear() { 2029 RotMgr::getInstance()->markUnusedTop(mCount); 2030 reset(); 2031} 2032 2033void LayerRotMap::setReleaseFd(const int& fence) { 2034 for(uint32_t i = 0; i < mCount; i++) { 2035 mRot[i]->setReleaseFd(dup(fence)); 2036 } 2037} 2038 2039};//namespace qhwc 2040