hwc_utils.cpp revision 093297a5c2e88d12498bdebcdd536f7431257847
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 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 47using namespace qClient; 48using namespace qService; 49using namespace android; 50using namespace overlay; 51using namespace overlay::utils; 52namespace ovutils = overlay::utils; 53 54namespace qhwc { 55 56static int openFramebufferDevice(hwc_context_t *ctx) 57{ 58 struct fb_fix_screeninfo finfo; 59 struct fb_var_screeninfo info; 60 61 int fb_fd = openFb(HWC_DISPLAY_PRIMARY); 62 if(fb_fd < 0) { 63 ALOGE("%s: Error Opening FB : %s", __FUNCTION__, strerror(errno)); 64 return -errno; 65 } 66 67 if (ioctl(fb_fd, FBIOGET_VSCREENINFO, &info) == -1) { 68 ALOGE("%s:Error in ioctl FBIOGET_VSCREENINFO: %s", __FUNCTION__, 69 strerror(errno)); 70 close(fb_fd); 71 return -errno; 72 } 73 74 if (int(info.width) <= 0 || int(info.height) <= 0) { 75 // the driver doesn't return that information 76 // default to 160 dpi 77 info.width = ((info.xres * 25.4f)/160.0f + 0.5f); 78 info.height = ((info.yres * 25.4f)/160.0f + 0.5f); 79 } 80 81 float xdpi = (info.xres * 25.4f) / info.width; 82 float ydpi = (info.yres * 25.4f) / info.height; 83 84#ifdef MSMFB_METADATA_GET 85 struct msmfb_metadata metadata; 86 memset(&metadata, 0 , sizeof(metadata)); 87 metadata.op = metadata_op_frame_rate; 88 89 if (ioctl(fb_fd, MSMFB_METADATA_GET, &metadata) == -1) { 90 ALOGE("%s:Error retrieving panel frame rate: %s", __FUNCTION__, 91 strerror(errno)); 92 close(fb_fd); 93 return -errno; 94 } 95 96 float fps = metadata.data.panel_frame_rate; 97#else 98 //XXX: Remove reserved field usage on all baselines 99 //The reserved[3] field is used to store FPS by the driver. 100 float fps = info.reserved[3] & 0xFF; 101#endif 102 103 if (ioctl(fb_fd, FBIOGET_FSCREENINFO, &finfo) == -1) { 104 ALOGE("%s:Error in ioctl FBIOGET_FSCREENINFO: %s", __FUNCTION__, 105 strerror(errno)); 106 close(fb_fd); 107 return -errno; 108 } 109 110 ctx->dpyAttr[HWC_DISPLAY_PRIMARY].fd = fb_fd; 111 //xres, yres may not be 32 aligned 112 ctx->dpyAttr[HWC_DISPLAY_PRIMARY].stride = finfo.line_length /(info.xres/8); 113 ctx->dpyAttr[HWC_DISPLAY_PRIMARY].xres = info.xres; 114 ctx->dpyAttr[HWC_DISPLAY_PRIMARY].yres = info.yres; 115 ctx->dpyAttr[HWC_DISPLAY_PRIMARY].xdpi = xdpi; 116 ctx->dpyAttr[HWC_DISPLAY_PRIMARY].ydpi = ydpi; 117 ctx->dpyAttr[HWC_DISPLAY_PRIMARY].vsync_period = 1000000000l / fps; 118 119 //Unblank primary on first boot 120 if(ioctl(fb_fd, FBIOBLANK,FB_BLANK_UNBLANK) < 0) { 121 ALOGE("%s: Failed to unblank display", __FUNCTION__); 122 return -errno; 123 } 124 ctx->dpyAttr[HWC_DISPLAY_PRIMARY].isActive = true; 125 126 return 0; 127} 128 129void initContext(hwc_context_t *ctx) 130{ 131 openFramebufferDevice(ctx); 132 ctx->mMDP.version = qdutils::MDPVersion::getInstance().getMDPVersion(); 133 ctx->mMDP.hasOverlay = qdutils::MDPVersion::getInstance().hasOverlay(); 134 ctx->mMDP.panel = qdutils::MDPVersion::getInstance().getPanelType(); 135 overlay::Overlay::initOverlay(); 136 ctx->mOverlay = overlay::Overlay::getInstance(); 137 ctx->mRotMgr = new RotMgr(); 138 139 //Is created and destroyed only once for primary 140 //For external it could get created and destroyed multiple times depending 141 //on what external we connect to. 142 ctx->mFBUpdate[HWC_DISPLAY_PRIMARY] = 143 IFBUpdate::getObject(ctx, HWC_DISPLAY_PRIMARY); 144 145 // Check if the target supports copybit compostion (dyn/mdp/c2d) to 146 // decide if we need to open the copybit module. 147 int compositionType = 148 qdutils::QCCompositionType::getInstance().getCompositionType(); 149 150 if (compositionType & (qdutils::COMPOSITION_TYPE_DYN | 151 qdutils::COMPOSITION_TYPE_MDP | 152 qdutils::COMPOSITION_TYPE_C2D)) { 153 ctx->mCopyBit[HWC_DISPLAY_PRIMARY] = new CopyBit(); 154 } 155 156 ctx->mExtDisplay = new ExternalDisplay(ctx); 157 ctx->mVirtualDisplay = new VirtualDisplay(ctx); 158 ctx->mVirtualonExtActive = false; 159 ctx->dpyAttr[HWC_DISPLAY_EXTERNAL].isActive = false; 160 ctx->dpyAttr[HWC_DISPLAY_EXTERNAL].connected = false; 161 ctx->dpyAttr[HWC_DISPLAY_VIRTUAL].isActive = false; 162 ctx->dpyAttr[HWC_DISPLAY_VIRTUAL].connected = false; 163 ctx->dpyAttr[HWC_DISPLAY_PRIMARY].mDownScaleMode= false; 164 ctx->dpyAttr[HWC_DISPLAY_EXTERNAL].mDownScaleMode = false; 165 ctx->dpyAttr[HWC_DISPLAY_VIRTUAL].mDownScaleMode = false; 166 167 ctx->mMDPComp[HWC_DISPLAY_PRIMARY] = 168 MDPComp::getObject(ctx, HWC_DISPLAY_PRIMARY); 169 ctx->dpyAttr[HWC_DISPLAY_PRIMARY].connected = true; 170 171 for (uint32_t i = 0; i < HWC_NUM_DISPLAY_TYPES; i++) { 172 ctx->mHwcDebug[i] = new HwcDebug(i); 173 ctx->mLayerRotMap[i] = new LayerRotMap(); 174 } 175 176 MDPComp::init(ctx); 177 ctx->mAD = new AssertiveDisplay(ctx); 178 179 ctx->vstate.enable = false; 180 ctx->vstate.fakevsync = false; 181 ctx->mExtOrientation = 0; 182 183 //Right now hwc starts the service but anybody could do it, or it could be 184 //independent process as well. 185 QService::init(); 186 sp<IQClient> client = new QClient(ctx); 187 interface_cast<IQService>( 188 defaultServiceManager()->getService( 189 String16("display.qservice")))->connect(client); 190 191 // Initialize "No animation on external display" related parameters. 192 ctx->deviceOrientation = 0; 193 ctx->mPrevCropVideo.left = ctx->mPrevCropVideo.top = 194 ctx->mPrevCropVideo.right = ctx->mPrevCropVideo.bottom = 0; 195 ctx->mPrevDestVideo.left = ctx->mPrevDestVideo.top = 196 ctx->mPrevDestVideo.right = ctx->mPrevDestVideo.bottom = 0; 197 ctx->mPrevTransformVideo = 0; 198 ctx->mBufferMirrorMode = false; 199#ifdef VPU_TARGET 200 ctx->mVPUClient = new VPUClient(); 201#endif 202 203 ALOGI("Initializing Qualcomm Hardware Composer"); 204 ALOGI("MDP version: %d", ctx->mMDP.version); 205} 206 207void closeContext(hwc_context_t *ctx) 208{ 209 if(ctx->mOverlay) { 210 delete ctx->mOverlay; 211 ctx->mOverlay = NULL; 212 } 213 214 if(ctx->mRotMgr) { 215 delete ctx->mRotMgr; 216 ctx->mRotMgr = NULL; 217 } 218 219 for(int i = 0; i < HWC_NUM_DISPLAY_TYPES; i++) { 220 if(ctx->mCopyBit[i]) { 221 delete ctx->mCopyBit[i]; 222 ctx->mCopyBit[i] = NULL; 223 } 224 } 225 226 if(ctx->dpyAttr[HWC_DISPLAY_PRIMARY].fd) { 227 close(ctx->dpyAttr[HWC_DISPLAY_PRIMARY].fd); 228 ctx->dpyAttr[HWC_DISPLAY_PRIMARY].fd = -1; 229 } 230 231 if(ctx->mExtDisplay) { 232 delete ctx->mExtDisplay; 233 ctx->mExtDisplay = NULL; 234 } 235 236#ifdef VPU_TARGET 237 if(ctx->mVPUClient) { 238 delete ctx->mVPUClient; 239 } 240#endif 241 242 for(int i = 0; i < HWC_NUM_DISPLAY_TYPES; i++) { 243 if(ctx->mFBUpdate[i]) { 244 delete ctx->mFBUpdate[i]; 245 ctx->mFBUpdate[i] = NULL; 246 } 247 if(ctx->mMDPComp[i]) { 248 delete ctx->mMDPComp[i]; 249 ctx->mMDPComp[i] = NULL; 250 } 251 if(ctx->mHwcDebug[i]) { 252 delete ctx->mHwcDebug[i]; 253 ctx->mHwcDebug[i] = NULL; 254 } 255 if(ctx->mLayerRotMap[i]) { 256 delete ctx->mLayerRotMap[i]; 257 ctx->mLayerRotMap[i] = NULL; 258 } 259 } 260 if(ctx->mAD) { 261 delete ctx->mAD; 262 ctx->mAD = NULL; 263 } 264 265 266} 267 268 269void dumpsys_log(android::String8& buf, const char* fmt, ...) 270{ 271 va_list varargs; 272 va_start(varargs, fmt); 273 buf.appendFormatV(fmt, varargs); 274 va_end(varargs); 275} 276 277int getExtOrientation(hwc_context_t* ctx) { 278 int extOrient = ctx->mExtOrientation; 279 if(ctx->mBufferMirrorMode) 280 extOrient = getMirrorModeOrientation(ctx); 281 return extOrient; 282} 283 284/* Calculates the destination position based on the action safe rectangle */ 285void getActionSafePosition(hwc_context_t *ctx, int dpy, hwc_rect_t& rect) { 286 // Position 287 int x = rect.left, y = rect.top; 288 int w = rect.right - rect.left; 289 int h = rect.bottom - rect.top; 290 291 // if external supports underscan, do nothing 292 // it will be taken care in the driver 293 if(ctx->mExtDisplay->isCEUnderscanSupported()) 294 return; 295 296 char value[PROPERTY_VALUE_MAX]; 297 // Read action safe properties 298 property_get("persist.sys.actionsafe.width", value, "0"); 299 int asWidthRatio = atoi(value); 300 property_get("persist.sys.actionsafe.height", value, "0"); 301 int asHeightRatio = atoi(value); 302 303 if(!asWidthRatio && !asHeightRatio) { 304 //No action safe ratio set, return 305 return; 306 } 307 308 float wRatio = 1.0; 309 float hRatio = 1.0; 310 float xRatio = 1.0; 311 float yRatio = 1.0; 312 313 float fbWidth = ctx->dpyAttr[dpy].xres; 314 float fbHeight = ctx->dpyAttr[dpy].yres; 315 if(ctx->dpyAttr[dpy].mDownScaleMode) { 316 // if downscale Mode is enabled for external, need to query 317 // the actual width and height, as that is the physical w & h 318 ctx->mExtDisplay->getAttributes((int&)fbWidth, (int&)fbHeight); 319 } 320 321 322 // Since external is rotated 90, need to swap width/height 323 int extOrient = getExtOrientation(ctx); 324 325 if(extOrient & HWC_TRANSFORM_ROT_90) 326 swap(fbWidth, fbHeight); 327 328 float asX = 0; 329 float asY = 0; 330 float asW = fbWidth; 331 float asH= fbHeight; 332 333 // based on the action safe ratio, get the Action safe rectangle 334 asW = fbWidth * (1.0f - asWidthRatio / 100.0f); 335 asH = fbHeight * (1.0f - asHeightRatio / 100.0f); 336 asX = (fbWidth - asW) / 2; 337 asY = (fbHeight - asH) / 2; 338 339 // calculate the position ratio 340 xRatio = (float)x/fbWidth; 341 yRatio = (float)y/fbHeight; 342 wRatio = (float)w/fbWidth; 343 hRatio = (float)h/fbHeight; 344 345 //Calculate the position... 346 x = (xRatio * asW) + asX; 347 y = (yRatio * asH) + asY; 348 w = (wRatio * asW); 349 h = (hRatio * asH); 350 351 // Convert it back to hwc_rect_t 352 rect.left = x; 353 rect.top = y; 354 rect.right = w + rect.left; 355 rect.bottom = h + rect.top; 356 357 return; 358} 359 360/* Calculates the aspect ratio for based on src & dest */ 361void getAspectRatioPosition(int destWidth, int destHeight, int srcWidth, 362 int srcHeight, hwc_rect_t& rect) { 363 int x =0, y =0; 364 365 if (srcWidth * destHeight > destWidth * srcHeight) { 366 srcHeight = destWidth * srcHeight / srcWidth; 367 srcWidth = destWidth; 368 } else if (srcWidth * destHeight < destWidth * srcHeight) { 369 srcWidth = destHeight * srcWidth / srcHeight; 370 srcHeight = destHeight; 371 } else { 372 srcWidth = destWidth; 373 srcHeight = destHeight; 374 } 375 if (srcWidth > destWidth) srcWidth = destWidth; 376 if (srcHeight > destHeight) srcHeight = destHeight; 377 x = (destWidth - srcWidth) / 2; 378 y = (destHeight - srcHeight) / 2; 379 ALOGD_IF(HWC_UTILS_DEBUG, "%s: AS Position: x = %d, y = %d w = %d h = %d", 380 __FUNCTION__, x, y, srcWidth , srcHeight); 381 // Convert it back to hwc_rect_t 382 rect.left = x; 383 rect.top = y; 384 rect.right = srcWidth + rect.left; 385 rect.bottom = srcHeight + rect.top; 386} 387 388// This function gets the destination position for Seconday display 389// based on the position and aspect ratio with orientation 390void getAspectRatioPosition(hwc_context_t* ctx, int dpy, int extOrientation, 391 hwc_rect_t& inRect, hwc_rect_t& outRect) { 392 // Physical display resolution 393 float fbWidth = ctx->dpyAttr[dpy].xres; 394 float fbHeight = ctx->dpyAttr[dpy].yres; 395 //display position(x,y,w,h) in correct aspectratio after rotation 396 int xPos = 0; 397 int yPos = 0; 398 float width = fbWidth; 399 float height = fbHeight; 400 // Width/Height used for calculation, after rotation 401 float actualWidth = fbWidth; 402 float actualHeight = fbHeight; 403 404 float wRatio = 1.0; 405 float hRatio = 1.0; 406 float xRatio = 1.0; 407 float yRatio = 1.0; 408 hwc_rect_t rect = {0, 0, (int)fbWidth, (int)fbHeight}; 409 410 Dim inPos(inRect.left, inRect.top, inRect.right - inRect.left, 411 inRect.bottom - inRect.top); 412 Dim outPos(outRect.left, outRect.top, outRect.right - outRect.left, 413 outRect.bottom - outRect.top); 414 415 Whf whf(fbWidth, fbHeight, 0); 416 eTransform extorient = static_cast<eTransform>(extOrientation); 417 // To calculate the destination co-ordinates in the new orientation 418 preRotateSource(extorient, whf, inPos); 419 420 if(extOrientation & HAL_TRANSFORM_ROT_90) { 421 // Swap width/height for input position 422 swapWidthHeight(actualWidth, actualHeight); 423 getAspectRatioPosition(fbWidth, fbHeight, (int)actualWidth, 424 (int)actualHeight, rect); 425 xPos = rect.left; 426 yPos = rect.top; 427 width = rect.right - rect.left; 428 height = rect.bottom - rect.top; 429 } 430 431 //Calculate the position... 432 xRatio = inPos.x/actualWidth; 433 yRatio = inPos.y/actualHeight; 434 wRatio = inPos.w/actualWidth; 435 hRatio = inPos.h/actualHeight; 436 437 outPos.x = (xRatio * width) + xPos; 438 outPos.y = (yRatio * height) + yPos; 439 outPos.w = wRatio * width; 440 outPos.h = hRatio * height; 441 ALOGD_IF(HWC_UTILS_DEBUG, "%s: Calculated AspectRatio Position: x = %d," 442 "y = %d w = %d h = %d", __FUNCTION__, outPos.x, outPos.y, 443 outPos.w, outPos.h); 444 445 // For sidesync, the dest fb will be in portrait orientation, and the crop 446 // will be updated to avoid the black side bands, and it will be upscaled 447 // to fit the dest RB, so recalculate 448 // the position based on the new width and height 449 if ((extOrientation & HWC_TRANSFORM_ROT_90) && 450 isOrientationPortrait(ctx)) { 451 hwc_rect_t r; 452 //Calculate the position 453 xRatio = (outPos.x - xPos)/width; 454 // GetaspectRatio -- tricky to get the correct aspect ratio 455 // But we need to do this. 456 getAspectRatioPosition(width, height, width, height, r); 457 xPos = r.left; 458 yPos = r.top; 459 float tempWidth = r.right - r.left; 460 float tempHeight = r.bottom - r.top; 461 yRatio = yPos/height; 462 wRatio = outPos.w/width; 463 hRatio = tempHeight/height; 464 465 //Map the coordinates back to Framebuffer domain 466 outPos.x = (xRatio * fbWidth); 467 outPos.y = (yRatio * fbHeight); 468 outPos.w = wRatio * fbWidth; 469 outPos.h = hRatio * fbHeight; 470 471 ALOGD_IF(HWC_UTILS_DEBUG, "%s: Calculated AspectRatio for device in" 472 "portrait: x = %d,y = %d w = %d h = %d", __FUNCTION__, 473 outPos.x, outPos.y, 474 outPos.w, outPos.h); 475 } 476 if(ctx->dpyAttr[dpy].mDownScaleMode) { 477 int extW, extH; 478 if(dpy == HWC_DISPLAY_EXTERNAL) 479 ctx->mExtDisplay->getAttributes(extW, extH); 480 else 481 ctx->mVirtualDisplay->getAttributes(extW, extH); 482 fbWidth = ctx->dpyAttr[dpy].xres; 483 fbHeight = ctx->dpyAttr[dpy].yres; 484 //Calculate the position... 485 xRatio = outPos.x/fbWidth; 486 yRatio = outPos.y/fbHeight; 487 wRatio = outPos.w/fbWidth; 488 hRatio = outPos.h/fbHeight; 489 490 outPos.x = xRatio * extW; 491 outPos.y = yRatio * extH; 492 outPos.w = wRatio * extW; 493 outPos.h = hRatio * extH; 494 } 495 // Convert Dim to hwc_rect_t 496 outRect.left = outPos.x; 497 outRect.top = outPos.y; 498 outRect.right = outPos.x + outPos.w; 499 outRect.bottom = outPos.y + outPos.h; 500 501 return; 502} 503 504bool isPrimaryPortrait(hwc_context_t *ctx) { 505 int fbWidth = ctx->dpyAttr[HWC_DISPLAY_PRIMARY].xres; 506 int fbHeight = ctx->dpyAttr[HWC_DISPLAY_PRIMARY].yres; 507 if(fbWidth < fbHeight) { 508 return true; 509 } 510 return false; 511} 512 513bool isOrientationPortrait(hwc_context_t *ctx) { 514 if(isPrimaryPortrait(ctx)) { 515 return !(ctx->deviceOrientation & 0x1); 516 } 517 return (ctx->deviceOrientation & 0x1); 518} 519 520void calcExtDisplayPosition(hwc_context_t *ctx, 521 private_handle_t *hnd, 522 int dpy, 523 hwc_rect_t& sourceCrop, 524 hwc_rect_t& displayFrame, 525 int& transform, 526 ovutils::eTransform& orient) { 527 // Swap width and height when there is a 90deg transform 528 int extOrient = getExtOrientation(ctx); 529 if(dpy && !qdutils::MDPVersion::getInstance().is8x26()) { 530 if(!isYuvBuffer(hnd)) { 531 if(extOrient & HWC_TRANSFORM_ROT_90) { 532 int dstWidth = ctx->dpyAttr[dpy].xres; 533 int dstHeight = ctx->dpyAttr[dpy].yres;; 534 int srcWidth = ctx->dpyAttr[HWC_DISPLAY_PRIMARY].xres; 535 int srcHeight = ctx->dpyAttr[HWC_DISPLAY_PRIMARY].yres; 536 if(!isPrimaryPortrait(ctx)) { 537 swap(srcWidth, srcHeight); 538 } // Get Aspect Ratio for external 539 getAspectRatioPosition(dstWidth, dstHeight, srcWidth, 540 srcHeight, displayFrame); 541 // Crop - this is needed, because for sidesync, the dest fb will 542 // be in portrait orientation, so update the crop to not show the 543 // black side bands. 544 if (isOrientationPortrait(ctx)) { 545 sourceCrop = displayFrame; 546 displayFrame.left = 0; 547 displayFrame.top = 0; 548 displayFrame.right = dstWidth; 549 displayFrame.bottom = dstHeight; 550 } 551 } 552 if(ctx->dpyAttr[dpy].mDownScaleMode) { 553 int extW, extH; 554 // if downscale is enabled, map the co-ordinates to new 555 // domain(downscaled) 556 float fbWidth = ctx->dpyAttr[dpy].xres; 557 float fbHeight = ctx->dpyAttr[dpy].yres; 558 // query MDP configured attributes 559 if(dpy == HWC_DISPLAY_EXTERNAL) 560 ctx->mExtDisplay->getAttributes(extW, extH); 561 else 562 ctx->mVirtualDisplay->getAttributes(extW, extH); 563 //Calculate the ratio... 564 float wRatio = ((float)extW)/fbWidth; 565 float hRatio = ((float)extH)/fbHeight; 566 567 //convert Dim to hwc_rect_t 568 displayFrame.left *= wRatio; 569 displayFrame.top *= hRatio; 570 displayFrame.right *= wRatio; 571 displayFrame.bottom *= hRatio; 572 } 573 }else { 574 if(extOrient || ctx->dpyAttr[dpy].mDownScaleMode) { 575 getAspectRatioPosition(ctx, dpy, extOrient, 576 displayFrame, displayFrame); 577 } 578 } 579 // If there is a external orientation set, use that 580 if(extOrient) { 581 transform = extOrient; 582 orient = static_cast<ovutils::eTransform >(extOrient); 583 } 584 // Calculate the actionsafe dimensions for External(dpy = 1 or 2) 585 getActionSafePosition(ctx, dpy, displayFrame); 586 } 587} 588 589/* Returns the orientation which needs to be set on External for 590 * SideSync/Buffer Mirrormode 591 */ 592int getMirrorModeOrientation(hwc_context_t *ctx) { 593 int extOrientation = 0; 594 int deviceOrientation = ctx->deviceOrientation; 595 if(!isPrimaryPortrait(ctx)) 596 deviceOrientation = (deviceOrientation + 1) % 4; 597 if (deviceOrientation == 0) 598 extOrientation = HWC_TRANSFORM_ROT_270; 599 else if (deviceOrientation == 1)//90 600 extOrientation = 0; 601 else if (deviceOrientation == 2)//180 602 extOrientation = HWC_TRANSFORM_ROT_90; 603 else if (deviceOrientation == 3)//270 604 extOrientation = HWC_TRANSFORM_FLIP_V | HWC_TRANSFORM_FLIP_H; 605 606 return extOrientation; 607} 608 609bool needsScaling(hwc_context_t* ctx, hwc_layer_1_t const* layer, 610 const int& dpy) { 611 int dst_w, dst_h, src_w, src_h; 612 613 hwc_rect_t displayFrame = layer->displayFrame; 614 hwc_rect_t sourceCrop = layer->sourceCrop; 615 trimLayer(ctx, dpy, layer->transform, sourceCrop, displayFrame); 616 617 dst_w = displayFrame.right - displayFrame.left; 618 dst_h = displayFrame.bottom - displayFrame.top; 619 src_w = sourceCrop.right - sourceCrop.left; 620 src_h = sourceCrop.bottom - sourceCrop.top; 621 622 if(((src_w != dst_w) || (src_h != dst_h))) 623 return true; 624 625 return false; 626} 627 628// Checks if layer needs scaling with split 629bool needsScalingWithSplit(hwc_context_t* ctx, hwc_layer_1_t const* layer, 630 const int& dpy) { 631 632 int src_width_l, src_height_l; 633 int src_width_r, src_height_r; 634 int dst_width_l, dst_height_l; 635 int dst_width_r, dst_height_r; 636 int hw_w = ctx->dpyAttr[dpy].xres; 637 int hw_h = ctx->dpyAttr[dpy].yres; 638 hwc_rect_t cropL, dstL, cropR, dstR; 639 const int lSplit = getLeftSplit(ctx, dpy); 640 hwc_rect_t sourceCrop = layer->sourceCrop; 641 hwc_rect_t displayFrame = layer->displayFrame; 642 private_handle_t *hnd = (private_handle_t *)layer->handle; 643 trimLayer(ctx, dpy, layer->transform, sourceCrop, displayFrame); 644 645 cropL = sourceCrop; 646 dstL = displayFrame; 647 hwc_rect_t scissorL = { 0, 0, lSplit, hw_h }; 648 qhwc::calculate_crop_rects(cropL, dstL, scissorL, 0); 649 650 cropR = sourceCrop; 651 dstR = displayFrame; 652 hwc_rect_t scissorR = { lSplit, 0, hw_w, hw_h }; 653 qhwc::calculate_crop_rects(cropR, dstR, scissorR, 0); 654 655 // Sanitize Crop to stitch 656 sanitizeSourceCrop(cropL, cropR, hnd); 657 658 // Calculate the left dst 659 dst_width_l = dstL.right - dstL.left; 660 dst_height_l = dstL.bottom - dstL.top; 661 src_width_l = cropL.right - cropL.left; 662 src_height_l = cropL.bottom - cropL.top; 663 664 // check if there is any scaling on the left 665 if(((src_width_l != dst_width_l) || (src_height_l != dst_height_l))) 666 return true; 667 668 // Calculate the right dst 669 dst_width_r = dstR.right - dstR.left; 670 dst_height_r = dstR.bottom - dstR.top; 671 src_width_r = cropR.right - cropR.left; 672 src_height_r = cropR.bottom - cropR.top; 673 674 // check if there is any scaling on the right 675 if(((src_width_r != dst_width_r) || (src_height_r != dst_height_r))) 676 return true; 677 678 return false; 679} 680 681bool isAlphaScaled(hwc_context_t* ctx, hwc_layer_1_t const* layer, 682 const int& dpy) { 683 if(needsScaling(ctx, layer, dpy) && isAlphaPresent(layer)) { 684 return true; 685 } 686 return false; 687} 688 689bool isAlphaPresent(hwc_layer_1_t const* layer) { 690 private_handle_t *hnd = (private_handle_t *)layer->handle; 691 if(hnd) { 692 int format = hnd->format; 693 switch(format) { 694 case HAL_PIXEL_FORMAT_RGBA_8888: 695 case HAL_PIXEL_FORMAT_BGRA_8888: 696 // In any more formats with Alpha go here.. 697 return true; 698 default : return false; 699 } 700 } 701 return false; 702} 703 704void setListStats(hwc_context_t *ctx, 705 const hwc_display_contents_1_t *list, int dpy) { 706 const int prevYuvCount = ctx->listStats[dpy].yuvCount; 707 memset(&ctx->listStats[dpy], 0, sizeof(ListStats)); 708 ctx->listStats[dpy].numAppLayers = list->numHwLayers - 1; 709 ctx->listStats[dpy].fbLayerIndex = list->numHwLayers - 1; 710 ctx->listStats[dpy].skipCount = 0; 711 ctx->listStats[dpy].needsAlphaScale = false; 712 ctx->listStats[dpy].preMultipliedAlpha = false; 713 ctx->listStats[dpy].isSecurePresent = false; 714 ctx->listStats[dpy].yuvCount = 0; 715 char property[PROPERTY_VALUE_MAX]; 716 ctx->listStats[dpy].extOnlyLayerIndex = -1; 717 ctx->listStats[dpy].isDisplayAnimating = false; 718 ctx->listStats[dpy].roi = ovutils::Dim(0, 0, 719 (int)ctx->dpyAttr[dpy].xres, (int)ctx->dpyAttr[dpy].yres); 720 ctx->listStats[dpy].secureUI = false; 721 722 optimizeLayerRects(ctx, list, dpy); 723 724 for (size_t i = 0; i < (size_t)ctx->listStats[dpy].numAppLayers; i++) { 725 hwc_layer_1_t const* layer = &list->hwLayers[i]; 726 private_handle_t *hnd = (private_handle_t *)layer->handle; 727 728#ifdef QCOM_BSP 729 if (layer->flags & HWC_SCREENSHOT_ANIMATOR_LAYER) { 730 ctx->listStats[dpy].isDisplayAnimating = true; 731 } 732 if(isSecureDisplayBuffer(hnd)) { 733 ctx->listStats[dpy].secureUI = true; 734 } 735#endif 736 // continue if number of app layers exceeds MAX_NUM_APP_LAYERS 737 if(ctx->listStats[dpy].numAppLayers > MAX_NUM_APP_LAYERS) 738 continue; 739 740 //reset yuv indices 741 ctx->listStats[dpy].yuvIndices[i] = -1; 742 743 if (isSecureBuffer(hnd)) { 744 ctx->listStats[dpy].isSecurePresent = true; 745 } 746 747 if (isSkipLayer(&list->hwLayers[i])) { 748 ctx->listStats[dpy].skipCount++; 749 } 750 751 if (UNLIKELY(isYuvBuffer(hnd))) { 752 int& yuvCount = ctx->listStats[dpy].yuvCount; 753 ctx->listStats[dpy].yuvIndices[yuvCount] = i; 754 yuvCount++; 755 756 if((layer->transform & HWC_TRANSFORM_ROT_90) && 757 canUseRotator(ctx, dpy)) { 758 if( (dpy == HWC_DISPLAY_PRIMARY) && 759 ctx->mOverlay->isPipeTypeAttached(OV_MDP_PIPE_DMA)) { 760 ctx->isPaddingRound = true; 761 } 762 Overlay::setDMAMode(Overlay::DMA_BLOCK_MODE); 763 } 764 } 765 if(layer->blending == HWC_BLENDING_PREMULT) 766 ctx->listStats[dpy].preMultipliedAlpha = true; 767 768 if(!ctx->listStats[dpy].needsAlphaScale) 769 ctx->listStats[dpy].needsAlphaScale = 770 isAlphaScaled(ctx, layer, dpy); 771 772 if(UNLIKELY(isExtOnly(hnd))){ 773 ctx->listStats[dpy].extOnlyLayerIndex = i; 774 } 775 } 776 if(ctx->listStats[dpy].yuvCount > 0) { 777 if (property_get("hw.cabl.yuv", property, NULL) > 0) { 778 if (atoi(property) != 1) { 779 property_set("hw.cabl.yuv", "1"); 780 } 781 } 782 } else { 783 if (property_get("hw.cabl.yuv", property, NULL) > 0) { 784 if (atoi(property) != 0) { 785 property_set("hw.cabl.yuv", "0"); 786 } 787 } 788 } 789 if(dpy) { 790 //uncomment the below code for testing purpose. 791 /* char value[PROPERTY_VALUE_MAX]; 792 property_get("sys.ext_orientation", value, "0"); 793 // Assuming the orientation value is in terms of HAL_TRANSFORM, 794 // This needs mapping to HAL, if its in different convention 795 ctx->mExtOrientation = atoi(value); */ 796 // Assuming the orientation value is in terms of HAL_TRANSFORM, 797 // This needs mapping to HAL, if its in different convention 798 if(ctx->mExtOrientation || ctx->mBufferMirrorMode) { 799 ALOGD_IF(HWC_UTILS_DEBUG, "%s: ext orientation = %d" 800 "BufferMirrorMode = %d", __FUNCTION__, 801 ctx->mExtOrientation, ctx->mBufferMirrorMode); 802 if(ctx->mOverlay->isPipeTypeAttached(OV_MDP_PIPE_DMA)) { 803 ctx->isPaddingRound = true; 804 } 805 Overlay::setDMAMode(Overlay::DMA_BLOCK_MODE); 806 } 807 } 808 809 //The marking of video begin/end is useful on some targets where we need 810 //to have a padding round to be able to shift pipes across mixers. 811 if(prevYuvCount != ctx->listStats[dpy].yuvCount) { 812 ctx->mVideoTransFlag = true; 813 } 814 if(dpy == HWC_DISPLAY_PRIMARY) { 815 ctx->mAD->markDoable(ctx, list); 816 } 817} 818 819 820static void calc_cut(double& leftCutRatio, double& topCutRatio, 821 double& rightCutRatio, double& bottomCutRatio, int orient) { 822 if(orient & HAL_TRANSFORM_FLIP_H) { 823 swap(leftCutRatio, rightCutRatio); 824 } 825 if(orient & HAL_TRANSFORM_FLIP_V) { 826 swap(topCutRatio, bottomCutRatio); 827 } 828 if(orient & HAL_TRANSFORM_ROT_90) { 829 //Anti clock swapping 830 double tmpCutRatio = leftCutRatio; 831 leftCutRatio = topCutRatio; 832 topCutRatio = rightCutRatio; 833 rightCutRatio = bottomCutRatio; 834 bottomCutRatio = tmpCutRatio; 835 } 836} 837 838bool isSecuring(hwc_context_t* ctx, hwc_layer_1_t const* layer) { 839 if((ctx->mMDP.version < qdutils::MDSS_V5) && 840 (ctx->mMDP.version > qdutils::MDP_V3_0) && 841 ctx->mSecuring) { 842 return true; 843 } 844 if (isSecureModePolicy(ctx->mMDP.version)) { 845 private_handle_t *hnd = (private_handle_t *)layer->handle; 846 if(ctx->mSecureMode) { 847 if (! isSecureBuffer(hnd)) { 848 ALOGD_IF(HWC_UTILS_DEBUG,"%s:Securing Turning ON ...", 849 __FUNCTION__); 850 return true; 851 } 852 } else { 853 if (isSecureBuffer(hnd)) { 854 ALOGD_IF(HWC_UTILS_DEBUG,"%s:Securing Turning OFF ...", 855 __FUNCTION__); 856 return true; 857 } 858 } 859 } 860 return false; 861} 862 863bool isSecureModePolicy(int mdpVersion) { 864 if (mdpVersion < qdutils::MDSS_V5) 865 return true; 866 else 867 return false; 868} 869 870int getBlending(int blending) { 871 switch(blending) { 872 case HWC_BLENDING_NONE: 873 return overlay::utils::OVERLAY_BLENDING_OPAQUE; 874 case HWC_BLENDING_PREMULT: 875 return overlay::utils::OVERLAY_BLENDING_PREMULT; 876 case HWC_BLENDING_COVERAGE : 877 default: 878 return overlay::utils::OVERLAY_BLENDING_COVERAGE; 879 } 880} 881 882//Crops source buffer against destination and FB boundaries 883void calculate_crop_rects(hwc_rect_t& crop, hwc_rect_t& dst, 884 const hwc_rect_t& scissor, int orient) { 885 886 int& crop_l = crop.left; 887 int& crop_t = crop.top; 888 int& crop_r = crop.right; 889 int& crop_b = crop.bottom; 890 int crop_w = crop.right - crop.left; 891 int crop_h = crop.bottom - crop.top; 892 893 int& dst_l = dst.left; 894 int& dst_t = dst.top; 895 int& dst_r = dst.right; 896 int& dst_b = dst.bottom; 897 int dst_w = abs(dst.right - dst.left); 898 int dst_h = abs(dst.bottom - dst.top); 899 900 const int& sci_l = scissor.left; 901 const int& sci_t = scissor.top; 902 const int& sci_r = scissor.right; 903 const int& sci_b = scissor.bottom; 904 int sci_w = abs(sci_r - sci_l); 905 int sci_h = abs(sci_b - sci_t); 906 907 double leftCutRatio = 0.0, rightCutRatio = 0.0, topCutRatio = 0.0, 908 bottomCutRatio = 0.0; 909 910 if(dst_l < sci_l) { 911 leftCutRatio = (double)(sci_l - dst_l) / (double)dst_w; 912 dst_l = sci_l; 913 } 914 915 if(dst_r > sci_r) { 916 rightCutRatio = (double)(dst_r - sci_r) / (double)dst_w; 917 dst_r = sci_r; 918 } 919 920 if(dst_t < sci_t) { 921 topCutRatio = (double)(sci_t - dst_t) / (double)dst_h; 922 dst_t = sci_t; 923 } 924 925 if(dst_b > sci_b) { 926 bottomCutRatio = (double)(dst_b - sci_b) / (double)dst_h; 927 dst_b = sci_b; 928 } 929 930 calc_cut(leftCutRatio, topCutRatio, rightCutRatio, bottomCutRatio, orient); 931 crop_l += crop_w * leftCutRatio; 932 crop_t += crop_h * topCutRatio; 933 crop_r -= crop_w * rightCutRatio; 934 crop_b -= crop_h * bottomCutRatio; 935} 936 937bool areLayersIntersecting(const hwc_layer_1_t* layer1, 938 const hwc_layer_1_t* layer2) { 939 hwc_rect_t irect = getIntersection(layer1->displayFrame, 940 layer2->displayFrame); 941 return isValidRect(irect); 942} 943 944bool isValidRect(const hwc_rect& rect) 945{ 946 return ((rect.bottom > rect.top) && (rect.right > rect.left)) ; 947} 948 949/* computes the intersection of two rects */ 950hwc_rect_t getIntersection(const hwc_rect_t& rect1, const hwc_rect_t& rect2) 951{ 952 hwc_rect_t res; 953 954 if(!isValidRect(rect1) || !isValidRect(rect2)){ 955 return (hwc_rect_t){0, 0, 0, 0}; 956 } 957 958 959 res.left = max(rect1.left, rect2.left); 960 res.top = max(rect1.top, rect2.top); 961 res.right = min(rect1.right, rect2.right); 962 res.bottom = min(rect1.bottom, rect2.bottom); 963 964 if(!isValidRect(res)) 965 return (hwc_rect_t){0, 0, 0, 0}; 966 967 return res; 968} 969 970/* computes the union of two rects */ 971hwc_rect_t getUnion(const hwc_rect &rect1, const hwc_rect &rect2) 972{ 973 hwc_rect_t res; 974 975 if(!isValidRect(rect1)){ 976 return rect2; 977 } 978 979 if(!isValidRect(rect2)){ 980 return rect1; 981 } 982 983 res.left = min(rect1.left, rect2.left); 984 res.top = min(rect1.top, rect2.top); 985 res.right = max(rect1.right, rect2.right); 986 res.bottom = max(rect1.bottom, rect2.bottom); 987 988 return res; 989} 990 991/* deducts given rect from layers display-frame and source crop. 992 also it avoid hole creation.*/ 993void deductRect(const hwc_layer_1_t* layer, hwc_rect_t& irect) { 994 hwc_rect_t& disprect = (hwc_rect_t&)layer->displayFrame; 995 hwc_rect_t& srcrect = (hwc_rect_t&)layer->sourceCrop; 996 int irect_w = irect.right - irect.left; 997 int irect_h = irect.bottom - irect.top; 998 999 if((disprect.left == irect.left) && (disprect.right == irect.right)) { 1000 if((disprect.top == irect.top) && (irect.bottom <= disprect.bottom)) { 1001 disprect.top = irect.bottom; 1002 srcrect.top += irect_h; 1003 } 1004 else if((disprect.bottom == irect.bottom) 1005 && (irect.top >= disprect.top)) { 1006 disprect.bottom = irect.top; 1007 srcrect.bottom -= irect_h; 1008 } 1009 } 1010 else if((disprect.top == irect.top) && (disprect.bottom == irect.bottom)) { 1011 if((disprect.left == irect.left) && (irect.right <= disprect.right)) { 1012 disprect.left = irect.right; 1013 srcrect.left += irect_w; 1014 } 1015 else if((disprect.right == irect.right) 1016 && (irect.left >= disprect.left)) { 1017 disprect.right = irect.left; 1018 srcrect.right -= irect_w; 1019 } 1020 } 1021} 1022 1023void optimizeLayerRects(hwc_context_t *ctx, 1024 const hwc_display_contents_1_t *list, const int& dpy) { 1025 int i=list->numHwLayers-2; 1026 hwc_rect_t irect; 1027 while(i > 0) { 1028 1029 //see if there is no blending required. 1030 //If it is opaque see if we can substract this region from below layers. 1031 if(list->hwLayers[i].blending == HWC_BLENDING_NONE) { 1032 int j= i-1; 1033 hwc_rect_t& topframe = 1034 (hwc_rect_t&)list->hwLayers[i].displayFrame; 1035 while(j >= 0) { 1036 if(!needsScaling(ctx, &list->hwLayers[j], dpy)) { 1037 hwc_rect_t& bottomframe = 1038 (hwc_rect_t&)list->hwLayers[j].displayFrame; 1039 1040 hwc_rect_t irect = getIntersection(bottomframe, topframe); 1041 if(isValidRect(irect)) { 1042 //if intersection is valid rect, deduct it 1043 deductRect(&list->hwLayers[j], irect); 1044 } 1045 } 1046 j--; 1047 } 1048 } 1049 i--; 1050 } 1051} 1052 1053void getNonWormholeRegion(hwc_display_contents_1_t* list, 1054 hwc_rect_t& nwr) 1055{ 1056 uint32_t last = list->numHwLayers - 1; 1057 hwc_rect_t fbDisplayFrame = list->hwLayers[last].displayFrame; 1058 //Initiliaze nwr to first frame 1059 nwr.left = list->hwLayers[0].displayFrame.left; 1060 nwr.top = list->hwLayers[0].displayFrame.top; 1061 nwr.right = list->hwLayers[0].displayFrame.right; 1062 nwr.bottom = list->hwLayers[0].displayFrame.bottom; 1063 1064 for (uint32_t i = 1; i < last; i++) { 1065 hwc_rect_t displayFrame = list->hwLayers[i].displayFrame; 1066 nwr = getUnion(nwr, displayFrame); 1067 } 1068 1069 //Intersect with the framebuffer 1070 nwr = getIntersection(nwr, fbDisplayFrame); 1071} 1072 1073bool isExternalActive(hwc_context_t* ctx) { 1074 return ctx->dpyAttr[HWC_DISPLAY_EXTERNAL].isActive; 1075} 1076 1077void closeAcquireFds(hwc_display_contents_1_t* list) { 1078 for(uint32_t i = 0; list && i < list->numHwLayers; i++) { 1079 //Close the acquireFenceFds 1080 //HWC_FRAMEBUFFER are -1 already by SF, rest we close. 1081 if(list->hwLayers[i].acquireFenceFd >= 0) { 1082 close(list->hwLayers[i].acquireFenceFd); 1083 list->hwLayers[i].acquireFenceFd = -1; 1084 } 1085 } 1086} 1087 1088int hwc_sync(hwc_context_t *ctx, hwc_display_contents_1_t* list, int dpy, 1089 int fd) { 1090 ATRACE_CALL(); 1091 int ret = 0; 1092 int acquireFd[MAX_NUM_APP_LAYERS]; 1093 int count = 0; 1094 int releaseFd = -1; 1095 int fbFd = -1; 1096 bool swapzero = false; 1097 int mdpVersion = qdutils::MDPVersion::getInstance().getMDPVersion(); 1098 1099 struct mdp_buf_sync data; 1100 memset(&data, 0, sizeof(data)); 1101 data.acq_fen_fd = acquireFd; 1102 data.rel_fen_fd = &releaseFd; 1103 1104 char property[PROPERTY_VALUE_MAX]; 1105 if(property_get("debug.egl.swapinterval", property, "1") > 0) { 1106 if(atoi(property) == 0) 1107 swapzero = true; 1108 } 1109 1110 bool isExtAnimating = false; 1111 if(dpy) 1112 isExtAnimating = ctx->listStats[dpy].isDisplayAnimating; 1113 1114 //Send acquireFenceFds to rotator 1115 for(uint32_t i = 0; i < ctx->mLayerRotMap[dpy]->getCount(); i++) { 1116 int rotFd = ctx->mRotMgr->getRotDevFd(); 1117 int rotReleaseFd = -1; 1118 struct mdp_buf_sync rotData; 1119 memset(&rotData, 0, sizeof(rotData)); 1120 rotData.acq_fen_fd = 1121 &ctx->mLayerRotMap[dpy]->getLayer(i)->acquireFenceFd; 1122 rotData.rel_fen_fd = &rotReleaseFd; //driver to populate this 1123 rotData.session_id = ctx->mLayerRotMap[dpy]->getRot(i)->getSessId(); 1124 int ret = 0; 1125 ret = ioctl(rotFd, MSMFB_BUFFER_SYNC, &rotData); 1126 if(ret < 0) { 1127 ALOGE("%s: ioctl MSMFB_BUFFER_SYNC failed for rot sync, err=%s", 1128 __FUNCTION__, strerror(errno)); 1129 } else { 1130 close(ctx->mLayerRotMap[dpy]->getLayer(i)->acquireFenceFd); 1131 //For MDP to wait on. 1132 ctx->mLayerRotMap[dpy]->getLayer(i)->acquireFenceFd = 1133 dup(rotReleaseFd); 1134 //A buffer is free to be used by producer as soon as its copied to 1135 //rotator 1136 ctx->mLayerRotMap[dpy]->getLayer(i)->releaseFenceFd = 1137 rotReleaseFd; 1138 } 1139 } 1140 1141 //Accumulate acquireFenceFds for MDP 1142 for(uint32_t i = 0; i < list->numHwLayers; i++) { 1143 if(list->hwLayers[i].compositionType == HWC_OVERLAY && 1144 list->hwLayers[i].acquireFenceFd >= 0) { 1145 if(UNLIKELY(swapzero)) 1146 acquireFd[count++] = -1; 1147 else 1148 acquireFd[count++] = list->hwLayers[i].acquireFenceFd; 1149 } 1150 if(list->hwLayers[i].compositionType == HWC_FRAMEBUFFER_TARGET) { 1151 if(UNLIKELY(swapzero)) 1152 acquireFd[count++] = -1; 1153 else if(fd >= 0) { 1154 //set the acquireFD from fd - which is coming from c2d 1155 acquireFd[count++] = fd; 1156 // Buffer sync IOCTL should be async when using c2d fence is 1157 // used 1158 data.flags &= ~MDP_BUF_SYNC_FLAG_WAIT; 1159 } else if(list->hwLayers[i].acquireFenceFd >= 0) 1160 acquireFd[count++] = list->hwLayers[i].acquireFenceFd; 1161 } 1162 } 1163 1164 data.acq_fen_fd_cnt = count; 1165 fbFd = ctx->dpyAttr[dpy].fd; 1166 1167 //Waits for acquire fences, returns a release fence 1168 if(LIKELY(!swapzero)) { 1169 uint64_t start = systemTime(); 1170 ret = ioctl(fbFd, MSMFB_BUFFER_SYNC, &data); 1171 ALOGD_IF(HWC_UTILS_DEBUG, "%s: time taken for MSMFB_BUFFER_SYNC IOCTL = %d", 1172 __FUNCTION__, (size_t) ns2ms(systemTime() - start)); 1173 } 1174 1175 if(ret < 0) { 1176 ALOGE("%s: ioctl MSMFB_BUFFER_SYNC failed, err=%s", 1177 __FUNCTION__, strerror(errno)); 1178 ALOGE("%s: acq_fen_fd_cnt=%d flags=%d fd=%d dpy=%d numHwLayers=%d", 1179 __FUNCTION__, data.acq_fen_fd_cnt, data.flags, fbFd, 1180 dpy, list->numHwLayers); 1181 } 1182 1183 for(uint32_t i = 0; i < list->numHwLayers; i++) { 1184 if(list->hwLayers[i].compositionType == HWC_OVERLAY || 1185 list->hwLayers[i].compositionType == HWC_FRAMEBUFFER_TARGET) { 1186 //Populate releaseFenceFds. 1187 if(UNLIKELY(swapzero)) { 1188 list->hwLayers[i].releaseFenceFd = -1; 1189 } else if(isExtAnimating) { 1190 // Release all the app layer fds immediately, 1191 // if animation is in progress. 1192 hwc_layer_1_t const* layer = &list->hwLayers[i]; 1193 private_handle_t *hnd = (private_handle_t *)layer->handle; 1194 if(isYuvBuffer(hnd)) { 1195 list->hwLayers[i].releaseFenceFd = dup(releaseFd); 1196 } else 1197 list->hwLayers[i].releaseFenceFd = -1; 1198 } else if(list->hwLayers[i].releaseFenceFd < 0) { 1199 //If rotator has not already populated this field. 1200 list->hwLayers[i].releaseFenceFd = dup(releaseFd); 1201 } 1202 } 1203 } 1204 1205 if(fd >= 0) { 1206 close(fd); 1207 fd = -1; 1208 } 1209 1210 if (ctx->mCopyBit[dpy]) 1211 ctx->mCopyBit[dpy]->setReleaseFd(releaseFd); 1212 1213 //Signals when MDP finishes reading rotator buffers. 1214 ctx->mLayerRotMap[dpy]->setReleaseFd(releaseFd); 1215 1216 // if external is animating, close the relaseFd 1217 if(isExtAnimating) { 1218 close(releaseFd); 1219 releaseFd = -1; 1220 } 1221 1222 if(UNLIKELY(swapzero)){ 1223 list->retireFenceFd = -1; 1224 close(releaseFd); 1225 } else { 1226 list->retireFenceFd = releaseFd; 1227 } 1228 1229 return ret; 1230} 1231 1232void trimLayer(hwc_context_t *ctx, const int& dpy, const int& transform, 1233 hwc_rect_t& crop, hwc_rect_t& dst) { 1234 int hw_w = ctx->dpyAttr[dpy].xres; 1235 int hw_h = ctx->dpyAttr[dpy].yres; 1236 if(dst.left < 0 || dst.top < 0 || 1237 dst.right > hw_w || dst.bottom > hw_h) { 1238 hwc_rect_t scissor = {0, 0, hw_w, hw_h }; 1239 qhwc::calculate_crop_rects(crop, dst, scissor, transform); 1240 } 1241} 1242 1243void setMdpFlags(hwc_layer_1_t *layer, 1244 ovutils::eMdpFlags &mdpFlags, 1245 int rotDownscale, int transform) { 1246 private_handle_t *hnd = (private_handle_t *)layer->handle; 1247 MetaData_t *metadata = (MetaData_t *)hnd->base_metadata; 1248 1249 if(layer->blending == HWC_BLENDING_PREMULT) { 1250 ovutils::setMdpFlags(mdpFlags, 1251 ovutils::OV_MDP_BLEND_FG_PREMULT); 1252 } 1253 1254 if(isYuvBuffer(hnd)) { 1255 if(isSecureBuffer(hnd)) { 1256 ovutils::setMdpFlags(mdpFlags, 1257 ovutils::OV_MDP_SECURE_OVERLAY_SESSION); 1258 } 1259 if(metadata && (metadata->operation & PP_PARAM_INTERLACED) && 1260 metadata->interlaced) { 1261 ovutils::setMdpFlags(mdpFlags, 1262 ovutils::OV_MDP_DEINTERLACE); 1263 } 1264 //Pre-rotation will be used using rotator. 1265 if(transform & HWC_TRANSFORM_ROT_90) { 1266 ovutils::setMdpFlags(mdpFlags, 1267 ovutils::OV_MDP_SOURCE_ROTATED_90); 1268 } 1269 } 1270 1271 if(isSecureDisplayBuffer(hnd)) { 1272 // Secure display needs both SECURE_OVERLAY and SECURE_DISPLAY_OV 1273 ovutils::setMdpFlags(mdpFlags, 1274 ovutils::OV_MDP_SECURE_OVERLAY_SESSION); 1275 ovutils::setMdpFlags(mdpFlags, 1276 ovutils::OV_MDP_SECURE_DISPLAY_OVERLAY_SESSION); 1277 } 1278 //No 90 component and no rot-downscale then flips done by MDP 1279 //If we use rot then it might as well do flips 1280 if(!(transform & HWC_TRANSFORM_ROT_90) && !rotDownscale) { 1281 if(transform & HWC_TRANSFORM_FLIP_H) { 1282 ovutils::setMdpFlags(mdpFlags, ovutils::OV_MDP_FLIP_H); 1283 } 1284 1285 if(transform & HWC_TRANSFORM_FLIP_V) { 1286 ovutils::setMdpFlags(mdpFlags, ovutils::OV_MDP_FLIP_V); 1287 } 1288 } 1289 1290 if(metadata && 1291 ((metadata->operation & PP_PARAM_HSIC) 1292 || (metadata->operation & PP_PARAM_IGC) 1293 || (metadata->operation & PP_PARAM_SHARP2))) { 1294 ovutils::setMdpFlags(mdpFlags, ovutils::OV_MDP_PP_EN); 1295 } 1296} 1297 1298int configRotator(Rotator *rot, Whf& whf, 1299 hwc_rect_t& crop, const eMdpFlags& mdpFlags, 1300 const eTransform& orient, const int& downscale) { 1301 1302 // Fix alignments for TILED format 1303 if(whf.format == MDP_Y_CRCB_H2V2_TILE || 1304 whf.format == MDP_Y_CBCR_H2V2_TILE) { 1305 whf.w = utils::alignup(whf.w, 64); 1306 whf.h = utils::alignup(whf.h, 32); 1307 } 1308 rot->setSource(whf); 1309 1310 if (qdutils::MDPVersion::getInstance().getMDPVersion() >= 1311 qdutils::MDSS_V5) { 1312 uint32_t crop_w = (crop.right - crop.left); 1313 uint32_t crop_h = (crop.bottom - crop.top); 1314 if (ovutils::isYuv(whf.format)) { 1315 ovutils::normalizeCrop((uint32_t&)crop.left, crop_w); 1316 ovutils::normalizeCrop((uint32_t&)crop.top, crop_h); 1317 // For interlaced, crop.h should be 4-aligned 1318 if ((mdpFlags & ovutils::OV_MDP_DEINTERLACE) && (crop_h % 4)) 1319 crop_h = ovutils::aligndown(crop_h, 4); 1320 crop.right = crop.left + crop_w; 1321 crop.bottom = crop.top + crop_h; 1322 } 1323 Dim rotCrop(crop.left, crop.top, crop_w, crop_h); 1324 rot->setCrop(rotCrop); 1325 } 1326 1327 rot->setFlags(mdpFlags); 1328 rot->setTransform(orient); 1329 rot->setDownscale(downscale); 1330 if(!rot->commit()) return -1; 1331 return 0; 1332} 1333 1334int configMdp(Overlay *ov, const PipeArgs& parg, 1335 const eTransform& orient, const hwc_rect_t& crop, 1336 const hwc_rect_t& pos, const MetaData_t *metadata, 1337 const eDest& dest) { 1338 ov->setSource(parg, dest); 1339 ov->setTransform(orient, dest); 1340 1341 int crop_w = crop.right - crop.left; 1342 int crop_h = crop.bottom - crop.top; 1343 Dim dcrop(crop.left, crop.top, crop_w, crop_h); 1344 ov->setCrop(dcrop, dest); 1345 1346 int posW = pos.right - pos.left; 1347 int posH = pos.bottom - pos.top; 1348 Dim position(pos.left, pos.top, posW, posH); 1349 ov->setPosition(position, dest); 1350 1351 if (metadata) 1352 ov->setVisualParams(*metadata, dest); 1353 1354 if (!ov->commit(dest)) { 1355 return -1; 1356 } 1357 return 0; 1358} 1359 1360void updateSource(eTransform& orient, Whf& whf, 1361 hwc_rect_t& crop) { 1362 Dim srcCrop(crop.left, crop.top, 1363 crop.right - crop.left, 1364 crop.bottom - crop.top); 1365 orient = static_cast<eTransform>(ovutils::getMdpOrient(orient)); 1366 preRotateSource(orient, whf, srcCrop); 1367 if (qdutils::MDPVersion::getInstance().getMDPVersion() >= 1368 qdutils::MDSS_V5) { 1369 // Source for overlay will be the cropped (and rotated) 1370 crop.left = 0; 1371 crop.top = 0; 1372 crop.right = srcCrop.w; 1373 crop.bottom = srcCrop.h; 1374 // Set width & height equal to sourceCrop w & h 1375 whf.w = srcCrop.w; 1376 whf.h = srcCrop.h; 1377 } else { 1378 crop.left = srcCrop.x; 1379 crop.top = srcCrop.y; 1380 crop.right = srcCrop.x + srcCrop.w; 1381 crop.bottom = srcCrop.y + srcCrop.h; 1382 } 1383} 1384 1385int configureNonSplit(hwc_context_t *ctx, hwc_layer_1_t *layer, 1386 const int& dpy, eMdpFlags& mdpFlags, eZorder& z, 1387 eIsFg& isFg, const eDest& dest, Rotator **rot) { 1388 1389 private_handle_t *hnd = (private_handle_t *)layer->handle; 1390 if(!hnd) { 1391 ALOGE("%s: layer handle is NULL", __FUNCTION__); 1392 return -1; 1393 } 1394 1395 MetaData_t *metadata = (MetaData_t *)hnd->base_metadata; 1396 1397 hwc_rect_t crop = layer->sourceCrop; 1398 hwc_rect_t dst = layer->displayFrame; 1399 int transform = layer->transform; 1400 eTransform orient = static_cast<eTransform>(transform); 1401 int downscale = 0; 1402 int rotFlags = ovutils::ROT_FLAGS_NONE; 1403 Whf whf(getWidth(hnd), getHeight(hnd), 1404 getMdpFormat(hnd->format), hnd->size); 1405 1406 // Handle R/B swap 1407 if (layer->flags & HWC_FORMAT_RB_SWAP) { 1408 if (hnd->format == HAL_PIXEL_FORMAT_RGBA_8888) 1409 whf.format = getMdpFormat(HAL_PIXEL_FORMAT_BGRA_8888); 1410 else if (hnd->format == HAL_PIXEL_FORMAT_RGBX_8888) 1411 whf.format = getMdpFormat(HAL_PIXEL_FORMAT_BGRX_8888); 1412 } 1413 1414 if(dpy && isYuvBuffer(hnd)) { 1415 if(!ctx->listStats[dpy].isDisplayAnimating) { 1416 ctx->mPrevCropVideo = crop; 1417 ctx->mPrevDestVideo = dst; 1418 ctx->mPrevTransformVideo = transform; 1419 } else { 1420 // Restore the previous crop, dest rect and transform values, during 1421 // animation to avoid displaying videos at random coordinates. 1422 crop = ctx->mPrevCropVideo; 1423 dst = ctx->mPrevDestVideo; 1424 transform = ctx->mPrevTransformVideo; 1425 orient = static_cast<eTransform>(transform); 1426 //In you tube use case when a device rotated from landscape to 1427 // portrait, set the isFg flag and zOrder to avoid displaying UI on 1428 // hdmi during animation 1429 if(ctx->deviceOrientation) { 1430 isFg = ovutils::IS_FG_SET; 1431 z = ZORDER_1; 1432 } 1433 } 1434 calcExtDisplayPosition(ctx, hnd, dpy, crop, dst, 1435 transform, orient); 1436 } 1437 1438 if(isYuvBuffer(hnd) && ctx->mMDP.version >= qdutils::MDP_V4_2 && 1439 ctx->mMDP.version < qdutils::MDSS_V5) { 1440 downscale = getDownscaleFactor( 1441 crop.right - crop.left, 1442 crop.bottom - crop.top, 1443 dst.right - dst.left, 1444 dst.bottom - dst.top); 1445 if(downscale) { 1446 rotFlags = ROT_DOWNSCALE_ENABLED; 1447 } 1448 } 1449 1450 setMdpFlags(layer, mdpFlags, downscale, transform); 1451 trimLayer(ctx, dpy, transform, crop, dst); 1452 1453 if(isYuvBuffer(hnd) && //if 90 component or downscale, use rot 1454 ((transform & HWC_TRANSFORM_ROT_90) || downscale)) { 1455 *rot = ctx->mRotMgr->getNext(); 1456 if(*rot == NULL) return -1; 1457 BwcPM::setBwc(ctx, crop, dst, transform, mdpFlags); 1458 //Configure rotator for pre-rotation 1459 if(configRotator(*rot, whf, crop, mdpFlags, orient, downscale) < 0) { 1460 ALOGE("%s: configRotator failed!", __FUNCTION__); 1461 ctx->mOverlay->clear(dpy); 1462 return -1; 1463 } 1464 ctx->mLayerRotMap[dpy]->add(layer, *rot); 1465 whf.format = (*rot)->getDstFormat(); 1466 updateSource(orient, whf, crop); 1467 rotFlags |= ovutils::ROT_PREROTATED; 1468 } 1469 1470 //For the mdp, since either we are pre-rotating or MDP does flips 1471 orient = OVERLAY_TRANSFORM_0; 1472 transform = 0; 1473 PipeArgs parg(mdpFlags, whf, z, isFg, 1474 static_cast<eRotFlags>(rotFlags), layer->planeAlpha, 1475 (ovutils::eBlending) getBlending(layer->blending)); 1476 1477 if(configMdp(ctx->mOverlay, parg, orient, crop, dst, metadata, dest) < 0) { 1478 ALOGE("%s: commit failed for low res panel", __FUNCTION__); 1479 return -1; 1480 } 1481 return 0; 1482} 1483 1484//Helper to 1) Ensure crops dont have gaps 2) Ensure L and W are even 1485void sanitizeSourceCrop(hwc_rect_t& cropL, hwc_rect_t& cropR, 1486 private_handle_t *hnd) { 1487 if(cropL.right - cropL.left) { 1488 if(isYuvBuffer(hnd)) { 1489 //Always safe to even down left 1490 ovutils::even_floor(cropL.left); 1491 //If right is even, automatically width is even, since left is 1492 //already even 1493 ovutils::even_floor(cropL.right); 1494 } 1495 //Make sure there are no gaps between left and right splits if the layer 1496 //is spread across BOTH halves 1497 if(cropR.right - cropR.left) { 1498 cropR.left = cropL.right; 1499 } 1500 } 1501 1502 if(cropR.right - cropR.left) { 1503 if(isYuvBuffer(hnd)) { 1504 //Always safe to even down left 1505 ovutils::even_floor(cropR.left); 1506 //If right is even, automatically width is even, since left is 1507 //already even 1508 ovutils::even_floor(cropR.right); 1509 } 1510 } 1511} 1512 1513int configureSplit(hwc_context_t *ctx, hwc_layer_1_t *layer, 1514 const int& dpy, eMdpFlags& mdpFlagsL, eZorder& z, 1515 eIsFg& isFg, const eDest& lDest, const eDest& rDest, 1516 Rotator **rot) { 1517 private_handle_t *hnd = (private_handle_t *)layer->handle; 1518 if(!hnd) { 1519 ALOGE("%s: layer handle is NULL", __FUNCTION__); 1520 return -1; 1521 } 1522 1523 MetaData_t *metadata = (MetaData_t *)hnd->base_metadata; 1524 1525 int hw_w = ctx->dpyAttr[dpy].xres; 1526 int hw_h = ctx->dpyAttr[dpy].yres; 1527 hwc_rect_t crop = layer->sourceCrop; 1528 hwc_rect_t dst = layer->displayFrame; 1529 int transform = layer->transform; 1530 eTransform orient = static_cast<eTransform>(transform); 1531 const int downscale = 0; 1532 int rotFlags = ROT_FLAGS_NONE; 1533 1534 Whf whf(getWidth(hnd), getHeight(hnd), 1535 getMdpFormat(hnd->format), hnd->size); 1536 1537 // Handle R/B swap 1538 if (layer->flags & HWC_FORMAT_RB_SWAP) { 1539 if (hnd->format == HAL_PIXEL_FORMAT_RGBA_8888) 1540 whf.format = getMdpFormat(HAL_PIXEL_FORMAT_BGRA_8888); 1541 else if (hnd->format == HAL_PIXEL_FORMAT_RGBX_8888) 1542 whf.format = getMdpFormat(HAL_PIXEL_FORMAT_BGRX_8888); 1543 } 1544 1545 if(dpy && isYuvBuffer(hnd)) { 1546 if(!ctx->listStats[dpy].isDisplayAnimating) { 1547 ctx->mPrevCropVideo = crop; 1548 ctx->mPrevDestVideo = dst; 1549 ctx->mPrevTransformVideo = transform; 1550 } else { 1551 // Restore the previous crop, dest rect and transform values, during 1552 // animation to avoid displaying videos at random coordinates. 1553 crop = ctx->mPrevCropVideo; 1554 dst = ctx->mPrevDestVideo; 1555 transform = ctx->mPrevTransformVideo; 1556 orient = static_cast<eTransform>(transform); 1557 //In you tube use case when a device rotated from landscape to 1558 // portrait, set the isFg flag and zOrder to avoid displaying UI on 1559 // hdmi during animation 1560 if(ctx->deviceOrientation) { 1561 isFg = ovutils::IS_FG_SET; 1562 z = ZORDER_1; 1563 } 1564 } 1565 } 1566 1567 1568 setMdpFlags(layer, mdpFlagsL, 0, transform); 1569 1570 if(lDest != OV_INVALID && rDest != OV_INVALID) { 1571 //Enable overfetch 1572 setMdpFlags(mdpFlagsL, OV_MDSS_MDP_DUAL_PIPE); 1573 } 1574 1575 trimLayer(ctx, dpy, transform, crop, dst); 1576 1577 //Will do something only if feature enabled and conditions suitable 1578 //hollow call otherwise 1579 if(ctx->mAD->prepare(ctx, crop, whf, hnd)) { 1580 overlay::Writeback *wb = overlay::Writeback::getInstance(); 1581 whf.format = wb->getOutputFormat(); 1582 } 1583 1584 if(isYuvBuffer(hnd) && (transform & HWC_TRANSFORM_ROT_90)) { 1585 (*rot) = ctx->mRotMgr->getNext(); 1586 if((*rot) == NULL) return -1; 1587 //Configure rotator for pre-rotation 1588 if(configRotator(*rot, whf, crop, mdpFlagsL, orient, downscale) < 0) { 1589 ALOGE("%s: configRotator failed!", __FUNCTION__); 1590 ctx->mOverlay->clear(dpy); 1591 return -1; 1592 } 1593 ctx->mLayerRotMap[dpy]->add(layer, *rot); 1594 whf.format = (*rot)->getDstFormat(); 1595 updateSource(orient, whf, crop); 1596 rotFlags |= ROT_PREROTATED; 1597 } 1598 1599 eMdpFlags mdpFlagsR = mdpFlagsL; 1600 setMdpFlags(mdpFlagsR, OV_MDSS_MDP_RIGHT_MIXER); 1601 1602 hwc_rect_t tmp_cropL = {0}, tmp_dstL = {0}; 1603 hwc_rect_t tmp_cropR = {0}, tmp_dstR = {0}; 1604 1605 const int lSplit = getLeftSplit(ctx, dpy); 1606 1607 if(lDest != OV_INVALID) { 1608 tmp_cropL = crop; 1609 tmp_dstL = dst; 1610 hwc_rect_t scissor = {0, 0, lSplit, hw_h }; 1611 qhwc::calculate_crop_rects(tmp_cropL, tmp_dstL, scissor, 0); 1612 } 1613 if(rDest != OV_INVALID) { 1614 tmp_cropR = crop; 1615 tmp_dstR = dst; 1616 hwc_rect_t scissor = {lSplit, 0, hw_w, hw_h }; 1617 qhwc::calculate_crop_rects(tmp_cropR, tmp_dstR, scissor, 0); 1618 } 1619 1620 sanitizeSourceCrop(tmp_cropL, tmp_cropR, hnd); 1621 1622 //When buffer is H-flipped, contents of mixer config also needs to swapped 1623 //Not needed if the layer is confined to one half of the screen. 1624 //If rotator has been used then it has also done the flips, so ignore them. 1625 if((orient & OVERLAY_TRANSFORM_FLIP_H) && lDest != OV_INVALID 1626 && rDest != OV_INVALID && (*rot) == NULL) { 1627 hwc_rect_t new_cropR; 1628 new_cropR.left = tmp_cropL.left; 1629 new_cropR.right = new_cropR.left + (tmp_cropR.right - tmp_cropR.left); 1630 1631 hwc_rect_t new_cropL; 1632 new_cropL.left = new_cropR.right; 1633 new_cropL.right = tmp_cropR.right; 1634 1635 tmp_cropL.left = new_cropL.left; 1636 tmp_cropL.right = new_cropL.right; 1637 1638 tmp_cropR.left = new_cropR.left; 1639 tmp_cropR.right = new_cropR.right; 1640 1641 } 1642 1643 //For the mdp, since either we are pre-rotating or MDP does flips 1644 orient = OVERLAY_TRANSFORM_0; 1645 transform = 0; 1646 1647 //configure left mixer 1648 if(lDest != OV_INVALID) { 1649 PipeArgs pargL(mdpFlagsL, whf, z, isFg, 1650 static_cast<eRotFlags>(rotFlags), layer->planeAlpha, 1651 (ovutils::eBlending) getBlending(layer->blending)); 1652 1653 if(configMdp(ctx->mOverlay, pargL, orient, 1654 tmp_cropL, tmp_dstL, metadata, lDest) < 0) { 1655 ALOGE("%s: commit failed for left mixer config", __FUNCTION__); 1656 return -1; 1657 } 1658 } 1659 1660 //configure right mixer 1661 if(rDest != OV_INVALID) { 1662 PipeArgs pargR(mdpFlagsR, whf, z, isFg, 1663 static_cast<eRotFlags>(rotFlags), 1664 layer->planeAlpha, 1665 (ovutils::eBlending) getBlending(layer->blending)); 1666 tmp_dstR.right = tmp_dstR.right - lSplit; 1667 tmp_dstR.left = tmp_dstR.left - lSplit; 1668 if(configMdp(ctx->mOverlay, pargR, orient, 1669 tmp_cropR, tmp_dstR, metadata, rDest) < 0) { 1670 ALOGE("%s: commit failed for right mixer config", __FUNCTION__); 1671 return -1; 1672 } 1673 } 1674 1675 return 0; 1676} 1677 1678bool canUseRotator(hwc_context_t *ctx, int dpy) { 1679 if(qdutils::MDPVersion::getInstance().is8x26() && 1680 ctx->mVirtualDisplay->isConnected() && 1681 !ctx->dpyAttr[HWC_DISPLAY_VIRTUAL].isPause) { 1682 // Allow if YUV needs rotation and DMA is configured to BLOCK mode for 1683 // primary. For portrait videos usecase on WFD, Driver supports 1684 // multiplexing of DMA pipe in LINE and BLOCK mode. 1685 if(dpy == HWC_DISPLAY_PRIMARY) 1686 return false; 1687 } 1688 if(ctx->mMDP.version == qdutils::MDP_V3_0_4) 1689 return false; 1690 return true; 1691} 1692 1693int getLeftSplit(hwc_context_t *ctx, const int& dpy) { 1694 //Default even split for all displays with high res 1695 int lSplit = ctx->dpyAttr[dpy].xres / 2; 1696 if(dpy == HWC_DISPLAY_PRIMARY && 1697 qdutils::MDPVersion::getInstance().getLeftSplit()) { 1698 //Override if split published by driver for primary 1699 lSplit = qdutils::MDPVersion::getInstance().getLeftSplit(); 1700 } 1701 return lSplit; 1702} 1703 1704bool isDisplaySplit(hwc_context_t* ctx, int dpy) { 1705 if(ctx->dpyAttr[dpy].xres > qdutils::MAX_DISPLAY_DIM) { 1706 return true; 1707 } 1708 //For testing we could split primary via device tree values 1709 if(dpy == HWC_DISPLAY_PRIMARY && 1710 qdutils::MDPVersion::getInstance().getRightSplit()) { 1711 return true; 1712 } 1713 return false; 1714} 1715 1716void BwcPM::setBwc(hwc_context_t *ctx, const hwc_rect_t& crop, 1717 const hwc_rect_t& dst, const int& transform, 1718 ovutils::eMdpFlags& mdpFlags) { 1719 //Target doesnt support Bwc 1720 if(!qdutils::MDPVersion::getInstance().supportsBWC()) { 1721 return; 1722 } 1723 //src width > MAX mixer supported dim 1724 if((crop.right - crop.left) > qdutils::MAX_DISPLAY_DIM) { 1725 return; 1726 } 1727 //External connected 1728 if(ctx->mExtDisplay->isConnected()|| ctx->mVirtualDisplay->isConnected()) { 1729 return; 1730 } 1731 //Decimation necessary, cannot use BWC. H/W requirement. 1732 if(qdutils::MDPVersion::getInstance().supportsDecimation()) { 1733 int src_w = crop.right - crop.left; 1734 int src_h = crop.bottom - crop.top; 1735 int dst_w = dst.right - dst.left; 1736 int dst_h = dst.bottom - dst.top; 1737 if(transform & HAL_TRANSFORM_ROT_90) { 1738 swap(src_w, src_h); 1739 } 1740 float horDscale = 0.0f; 1741 float verDscale = 0.0f; 1742 int horzDeci = 0; 1743 int vertDeci = 0; 1744 ovutils::getDecimationFactor(src_w, src_h, dst_w, dst_h, horDscale, 1745 verDscale); 1746 //TODO Use log2f once math.h has it 1747 if((int)horDscale) 1748 horzDeci = (int)(log(horDscale) / log(2)); 1749 if((int)verDscale) 1750 vertDeci = (int)(log(verDscale) / log(2)); 1751 if(horzDeci || vertDeci) return; 1752 } 1753 //Property 1754 char value[PROPERTY_VALUE_MAX]; 1755 property_get("debug.disable.bwc", value, "0"); 1756 if(atoi(value)) return; 1757 1758 ovutils::setMdpFlags(mdpFlags, ovutils::OV_MDSS_MDP_BWC_EN); 1759} 1760 1761void LayerRotMap::add(hwc_layer_1_t* layer, Rotator *rot) { 1762 if(mCount >= MAX_SESS) return; 1763 mLayer[mCount] = layer; 1764 mRot[mCount] = rot; 1765 mCount++; 1766} 1767 1768void LayerRotMap::reset() { 1769 for (int i = 0; i < MAX_SESS; i++) { 1770 mLayer[i] = 0; 1771 mRot[i] = 0; 1772 } 1773 mCount = 0; 1774} 1775 1776void LayerRotMap::setReleaseFd(const int& fence) { 1777 for(uint32_t i = 0; i < mCount; i++) { 1778 mRot[i]->setReleaseFd(dup(fence)); 1779 } 1780} 1781 1782};//namespace qhwc 1783