hwc_utils.cpp revision 456d555b1dc25dd1891ab7e38494d057b6bdf82e
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(ctx, 154 HWC_DISPLAY_PRIMARY); 155 } 156 157 ctx->mExtDisplay = new ExternalDisplay(ctx); 158 ctx->mVirtualDisplay = new VirtualDisplay(ctx); 159 ctx->mVirtualonExtActive = false; 160 ctx->dpyAttr[HWC_DISPLAY_EXTERNAL].isActive = false; 161 ctx->dpyAttr[HWC_DISPLAY_EXTERNAL].connected = false; 162 ctx->dpyAttr[HWC_DISPLAY_VIRTUAL].isActive = false; 163 ctx->dpyAttr[HWC_DISPLAY_VIRTUAL].connected = false; 164 ctx->dpyAttr[HWC_DISPLAY_PRIMARY].mDownScaleMode= false; 165 ctx->dpyAttr[HWC_DISPLAY_EXTERNAL].mDownScaleMode = false; 166 ctx->dpyAttr[HWC_DISPLAY_VIRTUAL].mDownScaleMode = false; 167 168 ctx->mMDPComp[HWC_DISPLAY_PRIMARY] = 169 MDPComp::getObject(ctx, HWC_DISPLAY_PRIMARY); 170 ctx->dpyAttr[HWC_DISPLAY_PRIMARY].connected = true; 171 172 for (uint32_t i = 0; i < HWC_NUM_DISPLAY_TYPES; i++) { 173 ctx->mHwcDebug[i] = new HwcDebug(i); 174 ctx->mLayerRotMap[i] = new LayerRotMap(); 175 } 176 177 MDPComp::init(ctx); 178 ctx->mAD = new AssertiveDisplay(ctx); 179 180 ctx->vstate.enable = false; 181 ctx->vstate.fakevsync = false; 182 ctx->mExtOrientation = 0; 183 184 //Right now hwc starts the service but anybody could do it, or it could be 185 //independent process as well. 186 QService::init(); 187 sp<IQClient> client = new QClient(ctx); 188 interface_cast<IQService>( 189 defaultServiceManager()->getService( 190 String16("display.qservice")))->connect(client); 191 192 // Initialize "No animation on external display" related parameters. 193 ctx->deviceOrientation = 0; 194 ctx->mPrevCropVideo.left = ctx->mPrevCropVideo.top = 195 ctx->mPrevCropVideo.right = ctx->mPrevCropVideo.bottom = 0; 196 ctx->mPrevDestVideo.left = ctx->mPrevDestVideo.top = 197 ctx->mPrevDestVideo.right = ctx->mPrevDestVideo.bottom = 0; 198 ctx->mPrevTransformVideo = 0; 199 ctx->mBufferMirrorMode = false; 200#ifdef VPU_TARGET 201 ctx->mVPUClient = new VPUClient(); 202#endif 203 204 ALOGI("Initializing Qualcomm Hardware Composer"); 205 ALOGI("MDP version: %d", ctx->mMDP.version); 206} 207 208void closeContext(hwc_context_t *ctx) 209{ 210 if(ctx->mOverlay) { 211 delete ctx->mOverlay; 212 ctx->mOverlay = NULL; 213 } 214 215 if(ctx->mRotMgr) { 216 delete ctx->mRotMgr; 217 ctx->mRotMgr = NULL; 218 } 219 220 for(int i = 0; i < HWC_NUM_DISPLAY_TYPES; i++) { 221 if(ctx->mCopyBit[i]) { 222 delete ctx->mCopyBit[i]; 223 ctx->mCopyBit[i] = NULL; 224 } 225 } 226 227 if(ctx->dpyAttr[HWC_DISPLAY_PRIMARY].fd) { 228 close(ctx->dpyAttr[HWC_DISPLAY_PRIMARY].fd); 229 ctx->dpyAttr[HWC_DISPLAY_PRIMARY].fd = -1; 230 } 231 232 if(ctx->mExtDisplay) { 233 delete ctx->mExtDisplay; 234 ctx->mExtDisplay = NULL; 235 } 236 237#ifdef VPU_TARGET 238 if(ctx->mVPUClient) { 239 delete ctx->mVPUClient; 240 } 241#endif 242 243 for(int i = 0; i < HWC_NUM_DISPLAY_TYPES; i++) { 244 if(ctx->mFBUpdate[i]) { 245 delete ctx->mFBUpdate[i]; 246 ctx->mFBUpdate[i] = NULL; 247 } 248 if(ctx->mMDPComp[i]) { 249 delete ctx->mMDPComp[i]; 250 ctx->mMDPComp[i] = NULL; 251 } 252 if(ctx->mHwcDebug[i]) { 253 delete ctx->mHwcDebug[i]; 254 ctx->mHwcDebug[i] = NULL; 255 } 256 if(ctx->mLayerRotMap[i]) { 257 delete ctx->mLayerRotMap[i]; 258 ctx->mLayerRotMap[i] = NULL; 259 } 260 } 261 if(ctx->mAD) { 262 delete ctx->mAD; 263 ctx->mAD = NULL; 264 } 265 266 267} 268 269 270void dumpsys_log(android::String8& buf, const char* fmt, ...) 271{ 272 va_list varargs; 273 va_start(varargs, fmt); 274 buf.appendFormatV(fmt, varargs); 275 va_end(varargs); 276} 277 278int getExtOrientation(hwc_context_t* ctx) { 279 int extOrient = ctx->mExtOrientation; 280 if(ctx->mBufferMirrorMode) 281 extOrient = getMirrorModeOrientation(ctx); 282 return extOrient; 283} 284 285/* Calculates the destination position based on the action safe rectangle */ 286void getActionSafePosition(hwc_context_t *ctx, int dpy, hwc_rect_t& rect) { 287 // Position 288 int x = rect.left, y = rect.top; 289 int w = rect.right - rect.left; 290 int h = rect.bottom - rect.top; 291 292 // if external supports underscan, do nothing 293 // it will be taken care in the driver 294 if(ctx->mExtDisplay->isCEUnderscanSupported()) 295 return; 296 297 char value[PROPERTY_VALUE_MAX]; 298 // Read action safe properties 299 property_get("persist.sys.actionsafe.width", value, "0"); 300 int asWidthRatio = atoi(value); 301 property_get("persist.sys.actionsafe.height", value, "0"); 302 int asHeightRatio = atoi(value); 303 304 if(!asWidthRatio && !asHeightRatio) { 305 //No action safe ratio set, return 306 return; 307 } 308 309 float wRatio = 1.0; 310 float hRatio = 1.0; 311 float xRatio = 1.0; 312 float yRatio = 1.0; 313 314 float fbWidth = ctx->dpyAttr[dpy].xres; 315 float fbHeight = ctx->dpyAttr[dpy].yres; 316 if(ctx->dpyAttr[dpy].mDownScaleMode) { 317 // if downscale Mode is enabled for external, need to query 318 // the actual width and height, as that is the physical w & h 319 ctx->mExtDisplay->getAttributes((int&)fbWidth, (int&)fbHeight); 320 } 321 322 323 // Since external is rotated 90, need to swap width/height 324 int extOrient = getExtOrientation(ctx); 325 326 if(extOrient & HWC_TRANSFORM_ROT_90) 327 swap(fbWidth, fbHeight); 328 329 float asX = 0; 330 float asY = 0; 331 float asW = fbWidth; 332 float asH= fbHeight; 333 334 // based on the action safe ratio, get the Action safe rectangle 335 asW = fbWidth * (1.0f - asWidthRatio / 100.0f); 336 asH = fbHeight * (1.0f - asHeightRatio / 100.0f); 337 asX = (fbWidth - asW) / 2; 338 asY = (fbHeight - asH) / 2; 339 340 // calculate the position ratio 341 xRatio = (float)x/fbWidth; 342 yRatio = (float)y/fbHeight; 343 wRatio = (float)w/fbWidth; 344 hRatio = (float)h/fbHeight; 345 346 //Calculate the position... 347 x = (xRatio * asW) + asX; 348 y = (yRatio * asH) + asY; 349 w = (wRatio * asW); 350 h = (hRatio * asH); 351 352 // Convert it back to hwc_rect_t 353 rect.left = x; 354 rect.top = y; 355 rect.right = w + rect.left; 356 rect.bottom = h + rect.top; 357 358 return; 359} 360 361/* Calculates the aspect ratio for based on src & dest */ 362void getAspectRatioPosition(int destWidth, int destHeight, int srcWidth, 363 int srcHeight, hwc_rect_t& rect) { 364 int x =0, y =0; 365 366 if (srcWidth * destHeight > destWidth * srcHeight) { 367 srcHeight = destWidth * srcHeight / srcWidth; 368 srcWidth = destWidth; 369 } else if (srcWidth * destHeight < destWidth * srcHeight) { 370 srcWidth = destHeight * srcWidth / srcHeight; 371 srcHeight = destHeight; 372 } else { 373 srcWidth = destWidth; 374 srcHeight = destHeight; 375 } 376 if (srcWidth > destWidth) srcWidth = destWidth; 377 if (srcHeight > destHeight) srcHeight = destHeight; 378 x = (destWidth - srcWidth) / 2; 379 y = (destHeight - srcHeight) / 2; 380 ALOGD_IF(HWC_UTILS_DEBUG, "%s: AS Position: x = %d, y = %d w = %d h = %d", 381 __FUNCTION__, x, y, srcWidth , srcHeight); 382 // Convert it back to hwc_rect_t 383 rect.left = x; 384 rect.top = y; 385 rect.right = srcWidth + rect.left; 386 rect.bottom = srcHeight + rect.top; 387} 388 389// This function gets the destination position for Seconday display 390// based on the position and aspect ratio with orientation 391void getAspectRatioPosition(hwc_context_t* ctx, int dpy, int extOrientation, 392 hwc_rect_t& inRect, hwc_rect_t& outRect) { 393 // Physical display resolution 394 float fbWidth = ctx->dpyAttr[dpy].xres; 395 float fbHeight = ctx->dpyAttr[dpy].yres; 396 //display position(x,y,w,h) in correct aspectratio after rotation 397 int xPos = 0; 398 int yPos = 0; 399 float width = fbWidth; 400 float height = fbHeight; 401 // Width/Height used for calculation, after rotation 402 float actualWidth = fbWidth; 403 float actualHeight = fbHeight; 404 405 float wRatio = 1.0; 406 float hRatio = 1.0; 407 float xRatio = 1.0; 408 float yRatio = 1.0; 409 hwc_rect_t rect = {0, 0, (int)fbWidth, (int)fbHeight}; 410 411 Dim inPos(inRect.left, inRect.top, inRect.right - inRect.left, 412 inRect.bottom - inRect.top); 413 Dim outPos(outRect.left, outRect.top, outRect.right - outRect.left, 414 outRect.bottom - outRect.top); 415 416 Whf whf(fbWidth, fbHeight, 0); 417 eTransform extorient = static_cast<eTransform>(extOrientation); 418 // To calculate the destination co-ordinates in the new orientation 419 preRotateSource(extorient, whf, inPos); 420 421 if(extOrientation & HAL_TRANSFORM_ROT_90) { 422 // Swap width/height for input position 423 swapWidthHeight(actualWidth, actualHeight); 424 getAspectRatioPosition(fbWidth, fbHeight, (int)actualWidth, 425 (int)actualHeight, rect); 426 xPos = rect.left; 427 yPos = rect.top; 428 width = rect.right - rect.left; 429 height = rect.bottom - rect.top; 430 } 431 432 //Calculate the position... 433 xRatio = inPos.x/actualWidth; 434 yRatio = inPos.y/actualHeight; 435 wRatio = inPos.w/actualWidth; 436 hRatio = inPos.h/actualHeight; 437 438 outPos.x = (xRatio * width) + xPos; 439 outPos.y = (yRatio * height) + yPos; 440 outPos.w = wRatio * width; 441 outPos.h = hRatio * height; 442 ALOGD_IF(HWC_UTILS_DEBUG, "%s: Calculated AspectRatio Position: x = %d," 443 "y = %d w = %d h = %d", __FUNCTION__, outPos.x, outPos.y, 444 outPos.w, outPos.h); 445 446 // For sidesync, the dest fb will be in portrait orientation, and the crop 447 // will be updated to avoid the black side bands, and it will be upscaled 448 // to fit the dest RB, so recalculate 449 // the position based on the new width and height 450 if ((extOrientation & HWC_TRANSFORM_ROT_90) && 451 isOrientationPortrait(ctx)) { 452 hwc_rect_t r; 453 //Calculate the position 454 xRatio = (outPos.x - xPos)/width; 455 // GetaspectRatio -- tricky to get the correct aspect ratio 456 // But we need to do this. 457 getAspectRatioPosition(width, height, width, height, r); 458 xPos = r.left; 459 yPos = r.top; 460 float tempWidth = r.right - r.left; 461 float tempHeight = r.bottom - r.top; 462 yRatio = yPos/height; 463 wRatio = outPos.w/width; 464 hRatio = tempHeight/height; 465 466 //Map the coordinates back to Framebuffer domain 467 outPos.x = (xRatio * fbWidth); 468 outPos.y = (yRatio * fbHeight); 469 outPos.w = wRatio * fbWidth; 470 outPos.h = hRatio * fbHeight; 471 472 ALOGD_IF(HWC_UTILS_DEBUG, "%s: Calculated AspectRatio for device in" 473 "portrait: x = %d,y = %d w = %d h = %d", __FUNCTION__, 474 outPos.x, outPos.y, 475 outPos.w, outPos.h); 476 } 477 if(ctx->dpyAttr[dpy].mDownScaleMode) { 478 int extW, extH; 479 if(dpy == HWC_DISPLAY_EXTERNAL) 480 ctx->mExtDisplay->getAttributes(extW, extH); 481 else 482 ctx->mVirtualDisplay->getAttributes(extW, extH); 483 fbWidth = ctx->dpyAttr[dpy].xres; 484 fbHeight = ctx->dpyAttr[dpy].yres; 485 //Calculate the position... 486 xRatio = outPos.x/fbWidth; 487 yRatio = outPos.y/fbHeight; 488 wRatio = outPos.w/fbWidth; 489 hRatio = outPos.h/fbHeight; 490 491 outPos.x = xRatio * extW; 492 outPos.y = yRatio * extH; 493 outPos.w = wRatio * extW; 494 outPos.h = hRatio * extH; 495 } 496 // Convert Dim to hwc_rect_t 497 outRect.left = outPos.x; 498 outRect.top = outPos.y; 499 outRect.right = outPos.x + outPos.w; 500 outRect.bottom = outPos.y + outPos.h; 501 502 return; 503} 504 505bool isPrimaryPortrait(hwc_context_t *ctx) { 506 int fbWidth = ctx->dpyAttr[HWC_DISPLAY_PRIMARY].xres; 507 int fbHeight = ctx->dpyAttr[HWC_DISPLAY_PRIMARY].yres; 508 if(fbWidth < fbHeight) { 509 return true; 510 } 511 return false; 512} 513 514bool isOrientationPortrait(hwc_context_t *ctx) { 515 if(isPrimaryPortrait(ctx)) { 516 return !(ctx->deviceOrientation & 0x1); 517 } 518 return (ctx->deviceOrientation & 0x1); 519} 520 521void calcExtDisplayPosition(hwc_context_t *ctx, 522 private_handle_t *hnd, 523 int dpy, 524 hwc_rect_t& sourceCrop, 525 hwc_rect_t& displayFrame, 526 int& transform, 527 ovutils::eTransform& orient) { 528 // Swap width and height when there is a 90deg transform 529 int extOrient = getExtOrientation(ctx); 530 if(dpy && !qdutils::MDPVersion::getInstance().is8x26()) { 531 if(!isYuvBuffer(hnd)) { 532 if(extOrient & HWC_TRANSFORM_ROT_90) { 533 int dstWidth = ctx->dpyAttr[dpy].xres; 534 int dstHeight = ctx->dpyAttr[dpy].yres;; 535 int srcWidth = ctx->dpyAttr[HWC_DISPLAY_PRIMARY].xres; 536 int srcHeight = ctx->dpyAttr[HWC_DISPLAY_PRIMARY].yres; 537 if(!isPrimaryPortrait(ctx)) { 538 swap(srcWidth, srcHeight); 539 } // Get Aspect Ratio for external 540 getAspectRatioPosition(dstWidth, dstHeight, srcWidth, 541 srcHeight, displayFrame); 542 // Crop - this is needed, because for sidesync, the dest fb will 543 // be in portrait orientation, so update the crop to not show the 544 // black side bands. 545 if (isOrientationPortrait(ctx)) { 546 sourceCrop = displayFrame; 547 displayFrame.left = 0; 548 displayFrame.top = 0; 549 displayFrame.right = dstWidth; 550 displayFrame.bottom = dstHeight; 551 } 552 } 553 if(ctx->dpyAttr[dpy].mDownScaleMode) { 554 int extW, extH; 555 // if downscale is enabled, map the co-ordinates to new 556 // domain(downscaled) 557 float fbWidth = ctx->dpyAttr[dpy].xres; 558 float fbHeight = ctx->dpyAttr[dpy].yres; 559 // query MDP configured attributes 560 if(dpy == HWC_DISPLAY_EXTERNAL) 561 ctx->mExtDisplay->getAttributes(extW, extH); 562 else 563 ctx->mVirtualDisplay->getAttributes(extW, extH); 564 //Calculate the ratio... 565 float wRatio = ((float)extW)/fbWidth; 566 float hRatio = ((float)extH)/fbHeight; 567 568 //convert Dim to hwc_rect_t 569 displayFrame.left *= wRatio; 570 displayFrame.top *= hRatio; 571 displayFrame.right *= wRatio; 572 displayFrame.bottom *= hRatio; 573 } 574 }else { 575 if(extOrient || ctx->dpyAttr[dpy].mDownScaleMode) { 576 getAspectRatioPosition(ctx, dpy, extOrient, 577 displayFrame, displayFrame); 578 } 579 } 580 // If there is a external orientation set, use that 581 if(extOrient) { 582 transform = extOrient; 583 orient = static_cast<ovutils::eTransform >(extOrient); 584 } 585 // Calculate the actionsafe dimensions for External(dpy = 1 or 2) 586 getActionSafePosition(ctx, dpy, displayFrame); 587 } 588} 589 590/* Returns the orientation which needs to be set on External for 591 * SideSync/Buffer Mirrormode 592 */ 593int getMirrorModeOrientation(hwc_context_t *ctx) { 594 int extOrientation = 0; 595 int deviceOrientation = ctx->deviceOrientation; 596 if(!isPrimaryPortrait(ctx)) 597 deviceOrientation = (deviceOrientation + 1) % 4; 598 if (deviceOrientation == 0) 599 extOrientation = HWC_TRANSFORM_ROT_270; 600 else if (deviceOrientation == 1)//90 601 extOrientation = 0; 602 else if (deviceOrientation == 2)//180 603 extOrientation = HWC_TRANSFORM_ROT_90; 604 else if (deviceOrientation == 3)//270 605 extOrientation = HWC_TRANSFORM_FLIP_V | HWC_TRANSFORM_FLIP_H; 606 607 return extOrientation; 608} 609 610bool needsScaling(hwc_context_t* ctx, hwc_layer_1_t const* layer, 611 const int& dpy) { 612 int dst_w, dst_h, src_w, src_h; 613 614 hwc_rect_t displayFrame = layer->displayFrame; 615 hwc_rect_t sourceCrop = integerizeSourceCrop(layer->sourceCropf); 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 = integerizeSourceCrop(layer->sourceCropf); 641 hwc_rect_t displayFrame = layer->displayFrame; 642 private_handle_t *hnd = (private_handle_t *)layer->handle; 643 644 cropL = sourceCrop; 645 dstL = displayFrame; 646 hwc_rect_t scissorL = { 0, 0, lSplit, hw_h }; 647 qhwc::calculate_crop_rects(cropL, dstL, scissorL, 0); 648 649 cropR = sourceCrop; 650 dstR = displayFrame; 651 hwc_rect_t scissorR = { lSplit, 0, hw_w, hw_h }; 652 qhwc::calculate_crop_rects(cropR, dstR, scissorR, 0); 653 654 // Sanitize Crop to stitch 655 sanitizeSourceCrop(cropL, cropR, hnd); 656 657 // Calculate the left dst 658 dst_width_l = dstL.right - dstL.left; 659 dst_height_l = dstL.bottom - dstL.top; 660 src_width_l = cropL.right - cropL.left; 661 src_height_l = cropL.bottom - cropL.top; 662 663 // check if there is any scaling on the left 664 if(((src_width_l != dst_width_l) || (src_height_l != dst_height_l))) 665 return true; 666 667 // Calculate the right dst 668 dst_width_r = dstR.right - dstR.left; 669 dst_height_r = dstR.bottom - dstR.top; 670 src_width_r = cropR.right - cropR.left; 671 src_height_r = cropR.bottom - cropR.top; 672 673 // check if there is any scaling on the right 674 if(((src_width_r != dst_width_r) || (src_height_r != dst_height_r))) 675 return true; 676 677 return false; 678} 679 680bool isAlphaScaled(hwc_context_t* ctx, hwc_layer_1_t const* layer, 681 const int& dpy) { 682 if(needsScaling(ctx, layer, dpy) && isAlphaPresent(layer)) { 683 return true; 684 } 685 return false; 686} 687 688bool isAlphaPresent(hwc_layer_1_t const* layer) { 689 private_handle_t *hnd = (private_handle_t *)layer->handle; 690 if(hnd) { 691 int format = hnd->format; 692 switch(format) { 693 case HAL_PIXEL_FORMAT_RGBA_8888: 694 case HAL_PIXEL_FORMAT_BGRA_8888: 695 // In any more formats with Alpha go here.. 696 return true; 697 default : return false; 698 } 699 } 700 return false; 701} 702 703static void trimLayer(hwc_context_t *ctx, const int& dpy, const int& transform, 704 hwc_rect_t& crop, hwc_rect_t& dst) { 705 int hw_w = ctx->dpyAttr[dpy].xres; 706 int hw_h = ctx->dpyAttr[dpy].yres; 707 if(dst.left < 0 || dst.top < 0 || 708 dst.right > hw_w || dst.bottom > hw_h) { 709 hwc_rect_t scissor = {0, 0, hw_w, hw_h }; 710 qhwc::calculate_crop_rects(crop, dst, scissor, transform); 711 } 712} 713 714static void trimList(hwc_context_t *ctx, hwc_display_contents_1_t *list, 715 const int& dpy) { 716 for(uint32_t i = 0; i < list->numHwLayers - 1; i++) { 717 hwc_layer_1_t *layer = &list->hwLayers[i]; 718 hwc_rect_t crop = integerizeSourceCrop(layer->sourceCropf); 719 trimLayer(ctx, dpy, 720 list->hwLayers[i].transform, 721 (hwc_rect_t&)crop, 722 (hwc_rect_t&)list->hwLayers[i].displayFrame); 723 layer->sourceCropf.left = crop.left; 724 layer->sourceCropf.right = crop.right; 725 layer->sourceCropf.top = crop.top; 726 layer->sourceCropf.bottom = crop.bottom; 727 } 728} 729 730void setListStats(hwc_context_t *ctx, 731 hwc_display_contents_1_t *list, int dpy) { 732 const int prevYuvCount = ctx->listStats[dpy].yuvCount; 733 memset(&ctx->listStats[dpy], 0, sizeof(ListStats)); 734 ctx->listStats[dpy].numAppLayers = list->numHwLayers - 1; 735 ctx->listStats[dpy].fbLayerIndex = list->numHwLayers - 1; 736 ctx->listStats[dpy].skipCount = 0; 737 ctx->listStats[dpy].needsAlphaScale = false; 738 ctx->listStats[dpy].preMultipliedAlpha = false; 739 ctx->listStats[dpy].isSecurePresent = false; 740 ctx->listStats[dpy].yuvCount = 0; 741 char property[PROPERTY_VALUE_MAX]; 742 ctx->listStats[dpy].extOnlyLayerIndex = -1; 743 ctx->listStats[dpy].isDisplayAnimating = false; 744 ctx->listStats[dpy].roi = ovutils::Dim(0, 0, 745 (int)ctx->dpyAttr[dpy].xres, (int)ctx->dpyAttr[dpy].yres); 746 ctx->listStats[dpy].secureUI = false; 747 ctx->listStats[dpy].yuv4k2kCount = 0; 748 ctx->mViewFrame[dpy] = (hwc_rect_t){0, 0, 0, 0}; 749 750 trimList(ctx, list, dpy); 751 optimizeLayerRects(ctx, list, dpy); 752 753 for (size_t i = 0; i < (size_t)ctx->listStats[dpy].numAppLayers; i++) { 754 hwc_layer_1_t const* layer = &list->hwLayers[i]; 755 private_handle_t *hnd = (private_handle_t *)layer->handle; 756 757 // Calculate view frame of each display from the layer displayframe 758 ctx->mViewFrame[dpy] = getUnion(ctx->mViewFrame[dpy], 759 layer->displayFrame); 760#ifdef QCOM_BSP 761 if (layer->flags & HWC_SCREENSHOT_ANIMATOR_LAYER) { 762 ctx->listStats[dpy].isDisplayAnimating = true; 763 } 764 if(isSecureDisplayBuffer(hnd)) { 765 ctx->listStats[dpy].secureUI = true; 766 } 767#endif 768 // continue if number of app layers exceeds MAX_NUM_APP_LAYERS 769 if(ctx->listStats[dpy].numAppLayers > MAX_NUM_APP_LAYERS) 770 continue; 771 772 //reset yuv indices 773 ctx->listStats[dpy].yuvIndices[i] = -1; 774 ctx->listStats[dpy].yuv4k2kIndices[i] = -1; 775 776 if (isSecureBuffer(hnd)) { 777 ctx->listStats[dpy].isSecurePresent = true; 778 } 779 780 if (isSkipLayer(&list->hwLayers[i])) { 781 ctx->listStats[dpy].skipCount++; 782 } 783 784 if (UNLIKELY(isYuvBuffer(hnd))) { 785 int& yuvCount = ctx->listStats[dpy].yuvCount; 786 ctx->listStats[dpy].yuvIndices[yuvCount] = i; 787 yuvCount++; 788 789 if(UNLIKELY(is4kx2kYuvBuffer(hnd))){ 790 int& yuv4k2kCount = ctx->listStats[dpy].yuv4k2kCount; 791 ctx->listStats[dpy].yuv4k2kIndices[yuv4k2kCount] = i; 792 yuv4k2kCount++; 793 } 794 795 if((layer->transform & HWC_TRANSFORM_ROT_90) && 796 canUseRotator(ctx, dpy)) { 797 if( (dpy == HWC_DISPLAY_PRIMARY) && 798 ctx->mOverlay->isPipeTypeAttached(OV_MDP_PIPE_DMA)) { 799 ctx->isPaddingRound = true; 800 } 801 Overlay::setDMAMode(Overlay::DMA_BLOCK_MODE); 802 } 803 } 804 if(layer->blending == HWC_BLENDING_PREMULT) 805 ctx->listStats[dpy].preMultipliedAlpha = true; 806 807 if(!ctx->listStats[dpy].needsAlphaScale) 808 ctx->listStats[dpy].needsAlphaScale = 809 isAlphaScaled(ctx, layer, dpy); 810 811 if(UNLIKELY(isExtOnly(hnd))){ 812 ctx->listStats[dpy].extOnlyLayerIndex = i; 813 } 814 } 815 if(ctx->listStats[dpy].yuvCount > 0) { 816 if (property_get("hw.cabl.yuv", property, NULL) > 0) { 817 if (atoi(property) != 1) { 818 property_set("hw.cabl.yuv", "1"); 819 } 820 } 821 } else { 822 if (property_get("hw.cabl.yuv", property, NULL) > 0) { 823 if (atoi(property) != 0) { 824 property_set("hw.cabl.yuv", "0"); 825 } 826 } 827 } 828 if(dpy) { 829 //uncomment the below code for testing purpose. 830 /* char value[PROPERTY_VALUE_MAX]; 831 property_get("sys.ext_orientation", value, "0"); 832 // Assuming the orientation value is in terms of HAL_TRANSFORM, 833 // This needs mapping to HAL, if its in different convention 834 ctx->mExtOrientation = atoi(value); */ 835 // Assuming the orientation value is in terms of HAL_TRANSFORM, 836 // This needs mapping to HAL, if its in different convention 837 if(ctx->mExtOrientation || ctx->mBufferMirrorMode) { 838 ALOGD_IF(HWC_UTILS_DEBUG, "%s: ext orientation = %d" 839 "BufferMirrorMode = %d", __FUNCTION__, 840 ctx->mExtOrientation, ctx->mBufferMirrorMode); 841 if(ctx->mOverlay->isPipeTypeAttached(OV_MDP_PIPE_DMA)) { 842 ctx->isPaddingRound = true; 843 } 844 Overlay::setDMAMode(Overlay::DMA_BLOCK_MODE); 845 } 846 } 847 848 //The marking of video begin/end is useful on some targets where we need 849 //to have a padding round to be able to shift pipes across mixers. 850 if(prevYuvCount != ctx->listStats[dpy].yuvCount) { 851 ctx->mVideoTransFlag = true; 852 } 853 if(dpy == HWC_DISPLAY_PRIMARY) { 854 ctx->mAD->markDoable(ctx, list); 855 } 856} 857 858 859static void calc_cut(double& leftCutRatio, double& topCutRatio, 860 double& rightCutRatio, double& bottomCutRatio, int orient) { 861 if(orient & HAL_TRANSFORM_FLIP_H) { 862 swap(leftCutRatio, rightCutRatio); 863 } 864 if(orient & HAL_TRANSFORM_FLIP_V) { 865 swap(topCutRatio, bottomCutRatio); 866 } 867 if(orient & HAL_TRANSFORM_ROT_90) { 868 //Anti clock swapping 869 double tmpCutRatio = leftCutRatio; 870 leftCutRatio = topCutRatio; 871 topCutRatio = rightCutRatio; 872 rightCutRatio = bottomCutRatio; 873 bottomCutRatio = tmpCutRatio; 874 } 875} 876 877bool isSecuring(hwc_context_t* ctx, hwc_layer_1_t const* layer) { 878 if((ctx->mMDP.version < qdutils::MDSS_V5) && 879 (ctx->mMDP.version > qdutils::MDP_V3_0) && 880 ctx->mSecuring) { 881 return true; 882 } 883 if (isSecureModePolicy(ctx->mMDP.version)) { 884 private_handle_t *hnd = (private_handle_t *)layer->handle; 885 if(ctx->mSecureMode) { 886 if (! isSecureBuffer(hnd)) { 887 ALOGD_IF(HWC_UTILS_DEBUG,"%s:Securing Turning ON ...", 888 __FUNCTION__); 889 return true; 890 } 891 } else { 892 if (isSecureBuffer(hnd)) { 893 ALOGD_IF(HWC_UTILS_DEBUG,"%s:Securing Turning OFF ...", 894 __FUNCTION__); 895 return true; 896 } 897 } 898 } 899 return false; 900} 901 902bool isSecureModePolicy(int mdpVersion) { 903 if (mdpVersion < qdutils::MDSS_V5) 904 return true; 905 else 906 return false; 907} 908 909int getBlending(int blending) { 910 switch(blending) { 911 case HWC_BLENDING_NONE: 912 return overlay::utils::OVERLAY_BLENDING_OPAQUE; 913 case HWC_BLENDING_PREMULT: 914 return overlay::utils::OVERLAY_BLENDING_PREMULT; 915 case HWC_BLENDING_COVERAGE : 916 default: 917 return overlay::utils::OVERLAY_BLENDING_COVERAGE; 918 } 919} 920 921//Crops source buffer against destination and FB boundaries 922void calculate_crop_rects(hwc_rect_t& crop, hwc_rect_t& dst, 923 const hwc_rect_t& scissor, int orient) { 924 925 int& crop_l = crop.left; 926 int& crop_t = crop.top; 927 int& crop_r = crop.right; 928 int& crop_b = crop.bottom; 929 int crop_w = crop.right - crop.left; 930 int crop_h = crop.bottom - crop.top; 931 932 int& dst_l = dst.left; 933 int& dst_t = dst.top; 934 int& dst_r = dst.right; 935 int& dst_b = dst.bottom; 936 int dst_w = abs(dst.right - dst.left); 937 int dst_h = abs(dst.bottom - dst.top); 938 939 const int& sci_l = scissor.left; 940 const int& sci_t = scissor.top; 941 const int& sci_r = scissor.right; 942 const int& sci_b = scissor.bottom; 943 int sci_w = abs(sci_r - sci_l); 944 int sci_h = abs(sci_b - sci_t); 945 946 double leftCutRatio = 0.0, rightCutRatio = 0.0, topCutRatio = 0.0, 947 bottomCutRatio = 0.0; 948 949 if(dst_l < sci_l) { 950 leftCutRatio = (double)(sci_l - dst_l) / (double)dst_w; 951 dst_l = sci_l; 952 } 953 954 if(dst_r > sci_r) { 955 rightCutRatio = (double)(dst_r - sci_r) / (double)dst_w; 956 dst_r = sci_r; 957 } 958 959 if(dst_t < sci_t) { 960 topCutRatio = (double)(sci_t - dst_t) / (double)dst_h; 961 dst_t = sci_t; 962 } 963 964 if(dst_b > sci_b) { 965 bottomCutRatio = (double)(dst_b - sci_b) / (double)dst_h; 966 dst_b = sci_b; 967 } 968 969 calc_cut(leftCutRatio, topCutRatio, rightCutRatio, bottomCutRatio, orient); 970 crop_l += crop_w * leftCutRatio; 971 crop_t += crop_h * topCutRatio; 972 crop_r -= crop_w * rightCutRatio; 973 crop_b -= crop_h * bottomCutRatio; 974} 975 976bool areLayersIntersecting(const hwc_layer_1_t* layer1, 977 const hwc_layer_1_t* layer2) { 978 hwc_rect_t irect = getIntersection(layer1->displayFrame, 979 layer2->displayFrame); 980 return isValidRect(irect); 981} 982 983bool isValidRect(const hwc_rect& rect) 984{ 985 return ((rect.bottom > rect.top) && (rect.right > rect.left)) ; 986} 987 988/* computes the intersection of two rects */ 989hwc_rect_t getIntersection(const hwc_rect_t& rect1, const hwc_rect_t& rect2) 990{ 991 hwc_rect_t res; 992 993 if(!isValidRect(rect1) || !isValidRect(rect2)){ 994 return (hwc_rect_t){0, 0, 0, 0}; 995 } 996 997 998 res.left = max(rect1.left, rect2.left); 999 res.top = max(rect1.top, rect2.top); 1000 res.right = min(rect1.right, rect2.right); 1001 res.bottom = min(rect1.bottom, rect2.bottom); 1002 1003 if(!isValidRect(res)) 1004 return (hwc_rect_t){0, 0, 0, 0}; 1005 1006 return res; 1007} 1008 1009/* computes the union of two rects */ 1010hwc_rect_t getUnion(const hwc_rect &rect1, const hwc_rect &rect2) 1011{ 1012 hwc_rect_t res; 1013 1014 if(!isValidRect(rect1)){ 1015 return rect2; 1016 } 1017 1018 if(!isValidRect(rect2)){ 1019 return rect1; 1020 } 1021 1022 res.left = min(rect1.left, rect2.left); 1023 res.top = min(rect1.top, rect2.top); 1024 res.right = max(rect1.right, rect2.right); 1025 res.bottom = max(rect1.bottom, rect2.bottom); 1026 1027 return res; 1028} 1029 1030/* Not a geometrical rect deduction. Deducts rect2 from rect1 only if it results 1031 * a single rect */ 1032hwc_rect_t deductRect(const hwc_rect_t& rect1, const hwc_rect_t& rect2) { 1033 1034 hwc_rect_t res = rect1; 1035 1036 if((rect1.left == rect2.left) && (rect1.right == rect2.right)) { 1037 if((rect1.top == rect2.top) && (rect2.bottom <= rect1.bottom)) 1038 res.top = rect2.bottom; 1039 else if((rect1.bottom == rect2.bottom)&& (rect2.top >= rect1.top)) 1040 res.bottom = rect2.top; 1041 } 1042 else if((rect1.top == rect2.top) && (rect1.bottom == rect2.bottom)) { 1043 if((rect1.left == rect2.left) && (rect2.right <= rect1.right)) 1044 res.left = rect2.right; 1045 else if((rect1.right == rect2.right)&& (rect2.left >= rect1.left)) 1046 res.right = rect2.left; 1047 } 1048 return res; 1049} 1050 1051void optimizeLayerRects(hwc_context_t *ctx, 1052 const hwc_display_contents_1_t *list, const int& dpy) { 1053 int i=list->numHwLayers-2; 1054 hwc_rect_t irect; 1055 while(i > 0) { 1056 1057 //see if there is no blending required. 1058 //If it is opaque see if we can substract this region from below layers. 1059 if(list->hwLayers[i].blending == HWC_BLENDING_NONE) { 1060 int j= i-1; 1061 hwc_rect_t& topframe = 1062 (hwc_rect_t&)list->hwLayers[i].displayFrame; 1063 while(j >= 0) { 1064 if(!needsScaling(ctx, &list->hwLayers[j], dpy)) { 1065 hwc_layer_1_t* layer = (hwc_layer_1_t*)&list->hwLayers[j]; 1066 hwc_rect_t& bottomframe = layer->displayFrame; 1067 hwc_rect_t& bottomCrop = layer->sourceCrop; 1068 int transform =layer->transform; 1069 1070 hwc_rect_t irect = getIntersection(bottomframe, topframe); 1071 if(isValidRect(irect)) { 1072 //if intersection is valid rect, deduct it 1073 bottomframe = deductRect(bottomframe, irect); 1074 qhwc::calculate_crop_rects(bottomCrop, bottomframe, 1075 bottomframe, transform); 1076 1077 } 1078 } 1079 j--; 1080 } 1081 } 1082 i--; 1083 } 1084} 1085 1086void getNonWormholeRegion(hwc_display_contents_1_t* list, 1087 hwc_rect_t& nwr) 1088{ 1089 uint32_t last = list->numHwLayers - 1; 1090 hwc_rect_t fbDisplayFrame = list->hwLayers[last].displayFrame; 1091 //Initiliaze nwr to first frame 1092 nwr.left = list->hwLayers[0].displayFrame.left; 1093 nwr.top = list->hwLayers[0].displayFrame.top; 1094 nwr.right = list->hwLayers[0].displayFrame.right; 1095 nwr.bottom = list->hwLayers[0].displayFrame.bottom; 1096 1097 for (uint32_t i = 1; i < last; i++) { 1098 hwc_rect_t displayFrame = list->hwLayers[i].displayFrame; 1099 nwr = getUnion(nwr, displayFrame); 1100 } 1101 1102 //Intersect with the framebuffer 1103 nwr = getIntersection(nwr, fbDisplayFrame); 1104} 1105 1106bool isExternalActive(hwc_context_t* ctx) { 1107 return ctx->dpyAttr[HWC_DISPLAY_EXTERNAL].isActive; 1108} 1109 1110void closeAcquireFds(hwc_display_contents_1_t* list) { 1111 for(uint32_t i = 0; list && i < list->numHwLayers; i++) { 1112 //Close the acquireFenceFds 1113 //HWC_FRAMEBUFFER are -1 already by SF, rest we close. 1114 if(list->hwLayers[i].acquireFenceFd >= 0) { 1115 close(list->hwLayers[i].acquireFenceFd); 1116 list->hwLayers[i].acquireFenceFd = -1; 1117 } 1118 } 1119} 1120 1121int hwc_sync(hwc_context_t *ctx, hwc_display_contents_1_t* list, int dpy, 1122 int fd) { 1123 ATRACE_CALL(); 1124 int ret = 0; 1125 int acquireFd[MAX_NUM_APP_LAYERS]; 1126 int count = 0; 1127 int releaseFd = -1; 1128 int fbFd = -1; 1129 bool swapzero = false; 1130 int mdpVersion = qdutils::MDPVersion::getInstance().getMDPVersion(); 1131 1132 struct mdp_buf_sync data; 1133 memset(&data, 0, sizeof(data)); 1134 data.acq_fen_fd = acquireFd; 1135 data.rel_fen_fd = &releaseFd; 1136 1137 char property[PROPERTY_VALUE_MAX]; 1138 if(property_get("debug.egl.swapinterval", property, "1") > 0) { 1139 if(atoi(property) == 0) 1140 swapzero = true; 1141 } 1142 1143 bool isExtAnimating = false; 1144 if(dpy) 1145 isExtAnimating = ctx->listStats[dpy].isDisplayAnimating; 1146 1147 //Send acquireFenceFds to rotator 1148 for(uint32_t i = 0; i < ctx->mLayerRotMap[dpy]->getCount(); i++) { 1149 int rotFd = ctx->mRotMgr->getRotDevFd(); 1150 int rotReleaseFd = -1; 1151 struct mdp_buf_sync rotData; 1152 memset(&rotData, 0, sizeof(rotData)); 1153 rotData.acq_fen_fd = 1154 &ctx->mLayerRotMap[dpy]->getLayer(i)->acquireFenceFd; 1155 rotData.rel_fen_fd = &rotReleaseFd; //driver to populate this 1156 rotData.session_id = ctx->mLayerRotMap[dpy]->getRot(i)->getSessId(); 1157 int ret = 0; 1158 ret = ioctl(rotFd, MSMFB_BUFFER_SYNC, &rotData); 1159 if(ret < 0) { 1160 ALOGE("%s: ioctl MSMFB_BUFFER_SYNC failed for rot sync, err=%s", 1161 __FUNCTION__, strerror(errno)); 1162 } else { 1163 close(ctx->mLayerRotMap[dpy]->getLayer(i)->acquireFenceFd); 1164 //For MDP to wait on. 1165 ctx->mLayerRotMap[dpy]->getLayer(i)->acquireFenceFd = 1166 dup(rotReleaseFd); 1167 //A buffer is free to be used by producer as soon as its copied to 1168 //rotator 1169 ctx->mLayerRotMap[dpy]->getLayer(i)->releaseFenceFd = 1170 rotReleaseFd; 1171 } 1172 } 1173 1174 //Accumulate acquireFenceFds for MDP 1175 for(uint32_t i = 0; i < list->numHwLayers; i++) { 1176 if(list->hwLayers[i].compositionType == HWC_OVERLAY && 1177 list->hwLayers[i].acquireFenceFd >= 0) { 1178 if(UNLIKELY(swapzero)) 1179 acquireFd[count++] = -1; 1180 else 1181 acquireFd[count++] = list->hwLayers[i].acquireFenceFd; 1182 } 1183 if(list->hwLayers[i].compositionType == HWC_FRAMEBUFFER_TARGET) { 1184 if(UNLIKELY(swapzero)) 1185 acquireFd[count++] = -1; 1186 else if(fd >= 0) { 1187 //set the acquireFD from fd - which is coming from c2d 1188 acquireFd[count++] = fd; 1189 // Buffer sync IOCTL should be async when using c2d fence is 1190 // used 1191 data.flags &= ~MDP_BUF_SYNC_FLAG_WAIT; 1192 } else if(list->hwLayers[i].acquireFenceFd >= 0) 1193 acquireFd[count++] = list->hwLayers[i].acquireFenceFd; 1194 } 1195 } 1196 1197 data.acq_fen_fd_cnt = count; 1198 fbFd = ctx->dpyAttr[dpy].fd; 1199 1200 //Waits for acquire fences, returns a release fence 1201 if(LIKELY(!swapzero)) { 1202 uint64_t start = systemTime(); 1203 ret = ioctl(fbFd, MSMFB_BUFFER_SYNC, &data); 1204 ALOGD_IF(HWC_UTILS_DEBUG, "%s: time taken for MSMFB_BUFFER_SYNC IOCTL = %d", 1205 __FUNCTION__, (size_t) ns2ms(systemTime() - start)); 1206 } 1207 1208 if(ret < 0) { 1209 ALOGE("%s: ioctl MSMFB_BUFFER_SYNC failed, err=%s", 1210 __FUNCTION__, strerror(errno)); 1211 ALOGE("%s: acq_fen_fd_cnt=%d flags=%d fd=%d dpy=%d numHwLayers=%d", 1212 __FUNCTION__, data.acq_fen_fd_cnt, data.flags, fbFd, 1213 dpy, list->numHwLayers); 1214 } 1215 1216 for(uint32_t i = 0; i < list->numHwLayers; i++) { 1217 if(list->hwLayers[i].compositionType == HWC_OVERLAY || 1218 list->hwLayers[i].compositionType == HWC_FRAMEBUFFER_TARGET) { 1219 //Populate releaseFenceFds. 1220 if(UNLIKELY(swapzero)) { 1221 list->hwLayers[i].releaseFenceFd = -1; 1222 } else if(isExtAnimating) { 1223 // Release all the app layer fds immediately, 1224 // if animation is in progress. 1225 hwc_layer_1_t const* layer = &list->hwLayers[i]; 1226 private_handle_t *hnd = (private_handle_t *)layer->handle; 1227 if(isYuvBuffer(hnd)) { 1228 list->hwLayers[i].releaseFenceFd = dup(releaseFd); 1229 } else 1230 list->hwLayers[i].releaseFenceFd = -1; 1231 } else if(list->hwLayers[i].releaseFenceFd < 0) { 1232 //If rotator has not already populated this field. 1233 list->hwLayers[i].releaseFenceFd = dup(releaseFd); 1234 } 1235 } 1236 } 1237 1238 if(fd >= 0) { 1239 close(fd); 1240 fd = -1; 1241 } 1242 1243 if (ctx->mCopyBit[dpy]) 1244 ctx->mCopyBit[dpy]->setReleaseFd(releaseFd); 1245 1246 //Signals when MDP finishes reading rotator buffers. 1247 ctx->mLayerRotMap[dpy]->setReleaseFd(releaseFd); 1248 1249 // if external is animating, close the relaseFd 1250 if(isExtAnimating) { 1251 close(releaseFd); 1252 releaseFd = -1; 1253 } 1254 1255 if(UNLIKELY(swapzero)){ 1256 list->retireFenceFd = -1; 1257 close(releaseFd); 1258 } else { 1259 list->retireFenceFd = releaseFd; 1260 } 1261 1262 return ret; 1263} 1264 1265void setMdpFlags(hwc_layer_1_t *layer, 1266 ovutils::eMdpFlags &mdpFlags, 1267 int rotDownscale, int transform) { 1268 private_handle_t *hnd = (private_handle_t *)layer->handle; 1269 MetaData_t *metadata = hnd ? (MetaData_t *)hnd->base_metadata : NULL; 1270 1271 if(layer->blending == HWC_BLENDING_PREMULT) { 1272 ovutils::setMdpFlags(mdpFlags, 1273 ovutils::OV_MDP_BLEND_FG_PREMULT); 1274 } 1275 1276 if(isYuvBuffer(hnd)) { 1277 if(isSecureBuffer(hnd)) { 1278 ovutils::setMdpFlags(mdpFlags, 1279 ovutils::OV_MDP_SECURE_OVERLAY_SESSION); 1280 } 1281 if(metadata && (metadata->operation & PP_PARAM_INTERLACED) && 1282 metadata->interlaced) { 1283 ovutils::setMdpFlags(mdpFlags, 1284 ovutils::OV_MDP_DEINTERLACE); 1285 } 1286 //Pre-rotation will be used using rotator. 1287 if(transform & HWC_TRANSFORM_ROT_90) { 1288 ovutils::setMdpFlags(mdpFlags, 1289 ovutils::OV_MDP_SOURCE_ROTATED_90); 1290 } 1291 } 1292 1293 if(isSecureDisplayBuffer(hnd)) { 1294 // Secure display needs both SECURE_OVERLAY and SECURE_DISPLAY_OV 1295 ovutils::setMdpFlags(mdpFlags, 1296 ovutils::OV_MDP_SECURE_OVERLAY_SESSION); 1297 ovutils::setMdpFlags(mdpFlags, 1298 ovutils::OV_MDP_SECURE_DISPLAY_OVERLAY_SESSION); 1299 } 1300 //No 90 component and no rot-downscale then flips done by MDP 1301 //If we use rot then it might as well do flips 1302 if(!(transform & HWC_TRANSFORM_ROT_90) && !rotDownscale) { 1303 if(transform & HWC_TRANSFORM_FLIP_H) { 1304 ovutils::setMdpFlags(mdpFlags, ovutils::OV_MDP_FLIP_H); 1305 } 1306 1307 if(transform & HWC_TRANSFORM_FLIP_V) { 1308 ovutils::setMdpFlags(mdpFlags, ovutils::OV_MDP_FLIP_V); 1309 } 1310 } 1311 1312 if(metadata && 1313 ((metadata->operation & PP_PARAM_HSIC) 1314 || (metadata->operation & PP_PARAM_IGC) 1315 || (metadata->operation & PP_PARAM_SHARP2))) { 1316 ovutils::setMdpFlags(mdpFlags, ovutils::OV_MDP_PP_EN); 1317 } 1318} 1319 1320int configRotator(Rotator *rot, Whf& whf, 1321 hwc_rect_t& crop, const eMdpFlags& mdpFlags, 1322 const eTransform& orient, const int& downscale) { 1323 1324 // Fix alignments for TILED format 1325 if(whf.format == MDP_Y_CRCB_H2V2_TILE || 1326 whf.format == MDP_Y_CBCR_H2V2_TILE) { 1327 whf.w = utils::alignup(whf.w, 64); 1328 whf.h = utils::alignup(whf.h, 32); 1329 } 1330 rot->setSource(whf); 1331 1332 if (qdutils::MDPVersion::getInstance().getMDPVersion() >= 1333 qdutils::MDSS_V5) { 1334 uint32_t crop_w = (crop.right - crop.left); 1335 uint32_t crop_h = (crop.bottom - crop.top); 1336 if (ovutils::isYuv(whf.format)) { 1337 ovutils::normalizeCrop((uint32_t&)crop.left, crop_w); 1338 ovutils::normalizeCrop((uint32_t&)crop.top, crop_h); 1339 // For interlaced, crop.h should be 4-aligned 1340 if ((mdpFlags & ovutils::OV_MDP_DEINTERLACE) && (crop_h % 4)) 1341 crop_h = ovutils::aligndown(crop_h, 4); 1342 crop.right = crop.left + crop_w; 1343 crop.bottom = crop.top + crop_h; 1344 } 1345 Dim rotCrop(crop.left, crop.top, crop_w, crop_h); 1346 rot->setCrop(rotCrop); 1347 } 1348 1349 rot->setFlags(mdpFlags); 1350 rot->setTransform(orient); 1351 rot->setDownscale(downscale); 1352 if(!rot->commit()) return -1; 1353 return 0; 1354} 1355 1356int configMdp(Overlay *ov, const PipeArgs& parg, 1357 const eTransform& orient, const hwc_rect_t& crop, 1358 const hwc_rect_t& pos, const MetaData_t *metadata, 1359 const eDest& dest) { 1360 ov->setSource(parg, dest); 1361 ov->setTransform(orient, dest); 1362 1363 int crop_w = crop.right - crop.left; 1364 int crop_h = crop.bottom - crop.top; 1365 Dim dcrop(crop.left, crop.top, crop_w, crop_h); 1366 ov->setCrop(dcrop, dest); 1367 1368 int posW = pos.right - pos.left; 1369 int posH = pos.bottom - pos.top; 1370 Dim position(pos.left, pos.top, posW, posH); 1371 ov->setPosition(position, dest); 1372 1373 if (metadata) 1374 ov->setVisualParams(*metadata, dest); 1375 1376 if (!ov->commit(dest)) { 1377 return -1; 1378 } 1379 return 0; 1380} 1381 1382int configColorLayer(hwc_context_t *ctx, hwc_layer_1_t *layer, 1383 const int& dpy, eMdpFlags& mdpFlags, eZorder& z, 1384 eIsFg& isFg, const eDest& dest) { 1385 1386 hwc_rect_t dst = layer->displayFrame; 1387 trimLayer(ctx, dpy, 0, dst, dst); 1388 1389 int w = ctx->dpyAttr[dpy].xres; 1390 int h = ctx->dpyAttr[dpy].yres; 1391 int dst_w = dst.right - dst.left; 1392 int dst_h = dst.bottom - dst.top; 1393 uint32_t color = layer->transform; 1394 Whf whf(w, h, getMdpFormat(HAL_PIXEL_FORMAT_RGBA_8888), 0); 1395 1396 if (layer->blending == HWC_BLENDING_PREMULT) 1397 ovutils::setMdpFlags(mdpFlags, ovutils::OV_MDP_BLEND_FG_PREMULT); 1398 1399 PipeArgs parg(mdpFlags, whf, z, isFg, static_cast<eRotFlags>(0), 1400 layer->planeAlpha, 1401 (ovutils::eBlending) getBlending(layer->blending)); 1402 1403 // Configure MDP pipe for Color layer 1404 Dim pos(dst.left, dst.top, dst_w, dst_h); 1405 ctx->mOverlay->setSource(parg, dest); 1406 ctx->mOverlay->setColor(color, dest); 1407 ctx->mOverlay->setTransform(0, dest); 1408 ctx->mOverlay->setCrop(pos, dest); 1409 ctx->mOverlay->setPosition(pos, dest); 1410 1411 if (!ctx->mOverlay->commit(dest)) { 1412 ALOGE("%s: Configure color layer failed!", __FUNCTION__); 1413 return -1; 1414 } 1415 return 0; 1416} 1417 1418void updateSource(eTransform& orient, Whf& whf, 1419 hwc_rect_t& crop) { 1420 Dim srcCrop(crop.left, crop.top, 1421 crop.right - crop.left, 1422 crop.bottom - crop.top); 1423 orient = static_cast<eTransform>(ovutils::getMdpOrient(orient)); 1424 preRotateSource(orient, whf, srcCrop); 1425 if (qdutils::MDPVersion::getInstance().getMDPVersion() >= 1426 qdutils::MDSS_V5) { 1427 // Source for overlay will be the cropped (and rotated) 1428 crop.left = 0; 1429 crop.top = 0; 1430 crop.right = srcCrop.w; 1431 crop.bottom = srcCrop.h; 1432 // Set width & height equal to sourceCrop w & h 1433 whf.w = srcCrop.w; 1434 whf.h = srcCrop.h; 1435 } else { 1436 crop.left = srcCrop.x; 1437 crop.top = srcCrop.y; 1438 crop.right = srcCrop.x + srcCrop.w; 1439 crop.bottom = srcCrop.y + srcCrop.h; 1440 } 1441} 1442 1443int configureNonSplit(hwc_context_t *ctx, hwc_layer_1_t *layer, 1444 const int& dpy, eMdpFlags& mdpFlags, eZorder& z, 1445 eIsFg& isFg, const eDest& dest, Rotator **rot) { 1446 1447 private_handle_t *hnd = (private_handle_t *)layer->handle; 1448 1449 if(!hnd) { 1450 if (layer->flags & HWC_COLOR_FILL) { 1451 // Configure Color layer 1452 return configColorLayer(ctx, layer, dpy, mdpFlags, z, isFg, dest); 1453 } 1454 ALOGE("%s: layer handle is NULL", __FUNCTION__); 1455 return -1; 1456 } 1457 1458 MetaData_t *metadata = (MetaData_t *)hnd->base_metadata; 1459 1460 hwc_rect_t crop = integerizeSourceCrop(layer->sourceCropf); 1461 hwc_rect_t dst = layer->displayFrame; 1462 int transform = layer->transform; 1463 eTransform orient = static_cast<eTransform>(transform); 1464 int downscale = 0; 1465 int rotFlags = ovutils::ROT_FLAGS_NONE; 1466 Whf whf(getWidth(hnd), getHeight(hnd), 1467 getMdpFormat(hnd->format), hnd->size); 1468 1469 // Handle R/B swap 1470 if (layer->flags & HWC_FORMAT_RB_SWAP) { 1471 if (hnd->format == HAL_PIXEL_FORMAT_RGBA_8888) 1472 whf.format = getMdpFormat(HAL_PIXEL_FORMAT_BGRA_8888); 1473 else if (hnd->format == HAL_PIXEL_FORMAT_RGBX_8888) 1474 whf.format = getMdpFormat(HAL_PIXEL_FORMAT_BGRX_8888); 1475 } 1476 1477 if(dpy && isYuvBuffer(hnd)) { 1478 if(!ctx->listStats[dpy].isDisplayAnimating) { 1479 ctx->mPrevCropVideo = crop; 1480 ctx->mPrevDestVideo = dst; 1481 ctx->mPrevTransformVideo = transform; 1482 } else { 1483 // Restore the previous crop, dest rect and transform values, during 1484 // animation to avoid displaying videos at random coordinates. 1485 crop = ctx->mPrevCropVideo; 1486 dst = ctx->mPrevDestVideo; 1487 transform = ctx->mPrevTransformVideo; 1488 orient = static_cast<eTransform>(transform); 1489 //In you tube use case when a device rotated from landscape to 1490 // portrait, set the isFg flag and zOrder to avoid displaying UI on 1491 // hdmi during animation 1492 if(ctx->deviceOrientation) { 1493 isFg = ovutils::IS_FG_SET; 1494 z = ZORDER_1; 1495 } 1496 } 1497 calcExtDisplayPosition(ctx, hnd, dpy, crop, dst, 1498 transform, orient); 1499 } 1500 1501 if(isYuvBuffer(hnd) && ctx->mMDP.version >= qdutils::MDP_V4_2 && 1502 ctx->mMDP.version < qdutils::MDSS_V5) { 1503 downscale = getDownscaleFactor( 1504 crop.right - crop.left, 1505 crop.bottom - crop.top, 1506 dst.right - dst.left, 1507 dst.bottom - dst.top); 1508 if(downscale) { 1509 rotFlags = ROT_DOWNSCALE_ENABLED; 1510 } 1511 } 1512 1513 setMdpFlags(layer, mdpFlags, downscale, transform); 1514 1515 if(isYuvBuffer(hnd) && //if 90 component or downscale, use rot 1516 ((transform & HWC_TRANSFORM_ROT_90) || downscale)) { 1517 *rot = ctx->mRotMgr->getNext(); 1518 if(*rot == NULL) return -1; 1519 if(!dpy) 1520 BwcPM::setBwc(ctx, crop, dst, transform, mdpFlags); 1521 //Configure rotator for pre-rotation 1522 if(configRotator(*rot, whf, crop, mdpFlags, orient, downscale) < 0) { 1523 ALOGE("%s: configRotator failed!", __FUNCTION__); 1524 ctx->mOverlay->clear(dpy); 1525 ctx->mLayerRotMap[dpy]->clear(); 1526 return -1; 1527 } 1528 ctx->mLayerRotMap[dpy]->add(layer, *rot); 1529 whf.format = (*rot)->getDstFormat(); 1530 updateSource(orient, whf, crop); 1531 rotFlags |= ovutils::ROT_PREROTATED; 1532 } 1533 1534 //For the mdp, since either we are pre-rotating or MDP does flips 1535 orient = OVERLAY_TRANSFORM_0; 1536 transform = 0; 1537 PipeArgs parg(mdpFlags, whf, z, isFg, 1538 static_cast<eRotFlags>(rotFlags), layer->planeAlpha, 1539 (ovutils::eBlending) getBlending(layer->blending)); 1540 1541 if(configMdp(ctx->mOverlay, parg, orient, crop, dst, metadata, dest) < 0) { 1542 ALOGE("%s: commit failed for low res panel", __FUNCTION__); 1543 ctx->mLayerRotMap[dpy]->clear(); 1544 return -1; 1545 } 1546 return 0; 1547} 1548 1549//Helper to 1) Ensure crops dont have gaps 2) Ensure L and W are even 1550void sanitizeSourceCrop(hwc_rect_t& cropL, hwc_rect_t& cropR, 1551 private_handle_t *hnd) { 1552 if(cropL.right - cropL.left) { 1553 if(isYuvBuffer(hnd)) { 1554 //Always safe to even down left 1555 ovutils::even_floor(cropL.left); 1556 //If right is even, automatically width is even, since left is 1557 //already even 1558 ovutils::even_floor(cropL.right); 1559 } 1560 //Make sure there are no gaps between left and right splits if the layer 1561 //is spread across BOTH halves 1562 if(cropR.right - cropR.left) { 1563 cropR.left = cropL.right; 1564 } 1565 } 1566 1567 if(cropR.right - cropR.left) { 1568 if(isYuvBuffer(hnd)) { 1569 //Always safe to even down left 1570 ovutils::even_floor(cropR.left); 1571 //If right is even, automatically width is even, since left is 1572 //already even 1573 ovutils::even_floor(cropR.right); 1574 } 1575 } 1576} 1577 1578int configureSplit(hwc_context_t *ctx, hwc_layer_1_t *layer, 1579 const int& dpy, eMdpFlags& mdpFlagsL, eZorder& z, 1580 eIsFg& isFg, const eDest& lDest, const eDest& rDest, 1581 Rotator **rot) { 1582 private_handle_t *hnd = (private_handle_t *)layer->handle; 1583 if(!hnd) { 1584 ALOGE("%s: layer handle is NULL", __FUNCTION__); 1585 return -1; 1586 } 1587 1588 MetaData_t *metadata = (MetaData_t *)hnd->base_metadata; 1589 1590 int hw_w = ctx->dpyAttr[dpy].xres; 1591 int hw_h = ctx->dpyAttr[dpy].yres; 1592 hwc_rect_t crop = integerizeSourceCrop(layer->sourceCropf); 1593 hwc_rect_t dst = layer->displayFrame; 1594 int transform = layer->transform; 1595 eTransform orient = static_cast<eTransform>(transform); 1596 const int downscale = 0; 1597 int rotFlags = ROT_FLAGS_NONE; 1598 1599 Whf whf(getWidth(hnd), getHeight(hnd), 1600 getMdpFormat(hnd->format), hnd->size); 1601 1602 // Handle R/B swap 1603 if (layer->flags & HWC_FORMAT_RB_SWAP) { 1604 if (hnd->format == HAL_PIXEL_FORMAT_RGBA_8888) 1605 whf.format = getMdpFormat(HAL_PIXEL_FORMAT_BGRA_8888); 1606 else if (hnd->format == HAL_PIXEL_FORMAT_RGBX_8888) 1607 whf.format = getMdpFormat(HAL_PIXEL_FORMAT_BGRX_8888); 1608 } 1609 1610 if(dpy && isYuvBuffer(hnd)) { 1611 if(!ctx->listStats[dpy].isDisplayAnimating) { 1612 ctx->mPrevCropVideo = crop; 1613 ctx->mPrevDestVideo = dst; 1614 ctx->mPrevTransformVideo = transform; 1615 } else { 1616 // Restore the previous crop, dest rect and transform values, during 1617 // animation to avoid displaying videos at random coordinates. 1618 crop = ctx->mPrevCropVideo; 1619 dst = ctx->mPrevDestVideo; 1620 transform = ctx->mPrevTransformVideo; 1621 orient = static_cast<eTransform>(transform); 1622 //In you tube use case when a device rotated from landscape to 1623 // portrait, set the isFg flag and zOrder to avoid displaying UI on 1624 // hdmi during animation 1625 if(ctx->deviceOrientation) { 1626 isFg = ovutils::IS_FG_SET; 1627 z = ZORDER_1; 1628 } 1629 } 1630 } 1631 1632 setMdpFlags(layer, mdpFlagsL, 0, transform); 1633 1634 if(lDest != OV_INVALID && rDest != OV_INVALID) { 1635 //Enable overfetch 1636 setMdpFlags(mdpFlagsL, OV_MDSS_MDP_DUAL_PIPE); 1637 } 1638 1639 //Will do something only if feature enabled and conditions suitable 1640 //hollow call otherwise 1641 if(ctx->mAD->prepare(ctx, crop, whf, hnd)) { 1642 overlay::Writeback *wb = overlay::Writeback::getInstance(); 1643 whf.format = wb->getOutputFormat(); 1644 } 1645 1646 if(isYuvBuffer(hnd) && (transform & HWC_TRANSFORM_ROT_90)) { 1647 (*rot) = ctx->mRotMgr->getNext(); 1648 if((*rot) == NULL) return -1; 1649 //Configure rotator for pre-rotation 1650 if(configRotator(*rot, whf, crop, mdpFlagsL, orient, downscale) < 0) { 1651 ALOGE("%s: configRotator failed!", __FUNCTION__); 1652 ctx->mOverlay->clear(dpy); 1653 ctx->mLayerRotMap[dpy]->clear(); 1654 return -1; 1655 } 1656 ctx->mLayerRotMap[dpy]->add(layer, *rot); 1657 whf.format = (*rot)->getDstFormat(); 1658 updateSource(orient, whf, crop); 1659 rotFlags |= ROT_PREROTATED; 1660 } 1661 1662 eMdpFlags mdpFlagsR = mdpFlagsL; 1663 setMdpFlags(mdpFlagsR, OV_MDSS_MDP_RIGHT_MIXER); 1664 1665 hwc_rect_t tmp_cropL = {0}, tmp_dstL = {0}; 1666 hwc_rect_t tmp_cropR = {0}, tmp_dstR = {0}; 1667 1668 const int lSplit = getLeftSplit(ctx, dpy); 1669 1670 if(lDest != OV_INVALID) { 1671 tmp_cropL = crop; 1672 tmp_dstL = dst; 1673 hwc_rect_t scissor = {0, 0, lSplit, hw_h }; 1674 qhwc::calculate_crop_rects(tmp_cropL, tmp_dstL, scissor, 0); 1675 } 1676 if(rDest != OV_INVALID) { 1677 tmp_cropR = crop; 1678 tmp_dstR = dst; 1679 hwc_rect_t scissor = {lSplit, 0, hw_w, hw_h }; 1680 qhwc::calculate_crop_rects(tmp_cropR, tmp_dstR, scissor, 0); 1681 } 1682 1683 sanitizeSourceCrop(tmp_cropL, tmp_cropR, hnd); 1684 1685 //When buffer is H-flipped, contents of mixer config also needs to swapped 1686 //Not needed if the layer is confined to one half of the screen. 1687 //If rotator has been used then it has also done the flips, so ignore them. 1688 if((orient & OVERLAY_TRANSFORM_FLIP_H) && lDest != OV_INVALID 1689 && rDest != OV_INVALID && (*rot) == NULL) { 1690 hwc_rect_t new_cropR; 1691 new_cropR.left = tmp_cropL.left; 1692 new_cropR.right = new_cropR.left + (tmp_cropR.right - tmp_cropR.left); 1693 1694 hwc_rect_t new_cropL; 1695 new_cropL.left = new_cropR.right; 1696 new_cropL.right = tmp_cropR.right; 1697 1698 tmp_cropL.left = new_cropL.left; 1699 tmp_cropL.right = new_cropL.right; 1700 1701 tmp_cropR.left = new_cropR.left; 1702 tmp_cropR.right = new_cropR.right; 1703 1704 } 1705 1706 //For the mdp, since either we are pre-rotating or MDP does flips 1707 orient = OVERLAY_TRANSFORM_0; 1708 transform = 0; 1709 1710 //configure left mixer 1711 if(lDest != OV_INVALID) { 1712 PipeArgs pargL(mdpFlagsL, whf, z, isFg, 1713 static_cast<eRotFlags>(rotFlags), layer->planeAlpha, 1714 (ovutils::eBlending) getBlending(layer->blending)); 1715 1716 if(configMdp(ctx->mOverlay, pargL, orient, 1717 tmp_cropL, tmp_dstL, metadata, lDest) < 0) { 1718 ALOGE("%s: commit failed for left mixer config", __FUNCTION__); 1719 ctx->mLayerRotMap[dpy]->clear(); 1720 return -1; 1721 } 1722 } 1723 1724 //configure right mixer 1725 if(rDest != OV_INVALID) { 1726 PipeArgs pargR(mdpFlagsR, whf, z, isFg, 1727 static_cast<eRotFlags>(rotFlags), 1728 layer->planeAlpha, 1729 (ovutils::eBlending) getBlending(layer->blending)); 1730 tmp_dstR.right = tmp_dstR.right - lSplit; 1731 tmp_dstR.left = tmp_dstR.left - lSplit; 1732 if(configMdp(ctx->mOverlay, pargR, orient, 1733 tmp_cropR, tmp_dstR, metadata, rDest) < 0) { 1734 ALOGE("%s: commit failed for right mixer config", __FUNCTION__); 1735 ctx->mLayerRotMap[dpy]->clear(); 1736 return -1; 1737 } 1738 } 1739 1740 return 0; 1741} 1742 1743int configureSourceSplit(hwc_context_t *ctx, hwc_layer_1_t *layer, 1744 const int& dpy, eMdpFlags& mdpFlagsL, eZorder& z, 1745 eIsFg& isFg, const eDest& lDest, const eDest& rDest, 1746 Rotator **rot) { 1747 private_handle_t *hnd = (private_handle_t *)layer->handle; 1748 if(!hnd) { 1749 ALOGE("%s: layer handle is NULL", __FUNCTION__); 1750 return -1; 1751 } 1752 1753 MetaData_t *metadata = (MetaData_t *)hnd->base_metadata; 1754 1755 int hw_w = ctx->dpyAttr[dpy].xres; 1756 int hw_h = ctx->dpyAttr[dpy].yres; 1757 hwc_rect_t crop = integerizeSourceCrop(layer->sourceCropf);; 1758 hwc_rect_t dst = layer->displayFrame; 1759 int transform = layer->transform; 1760 eTransform orient = static_cast<eTransform>(transform); 1761 const int downscale = 0; 1762 int rotFlags = ROT_FLAGS_NONE; 1763 //Splitting only YUV layer on primary panel needs different zorders 1764 //for both layers as both the layers are configured to single mixer 1765 eZorder lz = z; 1766 eZorder rz = (eZorder)(z + 1); 1767 1768 Whf whf(getWidth(hnd), getHeight(hnd), 1769 getMdpFormat(hnd->format), hnd->size); 1770 1771 setMdpFlags(layer, mdpFlagsL, 0, transform); 1772 trimLayer(ctx, dpy, transform, crop, dst); 1773 1774 if(isYuvBuffer(hnd) && (transform & HWC_TRANSFORM_ROT_90)) { 1775 (*rot) = ctx->mRotMgr->getNext(); 1776 if((*rot) == NULL) return -1; 1777 if(!dpy) 1778 BwcPM::setBwc(ctx, crop, dst, transform, mdpFlagsL); 1779 //Configure rotator for pre-rotation 1780 if(configRotator(*rot, whf, crop, mdpFlagsL, orient, downscale) < 0) { 1781 ALOGE("%s: configRotator failed!", __FUNCTION__); 1782 ctx->mOverlay->clear(dpy); 1783 return -1; 1784 } 1785 ctx->mLayerRotMap[dpy]->add(layer, *rot); 1786 whf.format = (*rot)->getDstFormat(); 1787 updateSource(orient, whf, crop); 1788 rotFlags |= ROT_PREROTATED; 1789 } 1790 1791 eMdpFlags mdpFlagsR = mdpFlagsL; 1792 int lSplit = dst.left + (dst.right - dst.left)/2; 1793 1794 hwc_rect_t tmp_cropL = {0}, tmp_dstL = {0}; 1795 hwc_rect_t tmp_cropR = {0}, tmp_dstR = {0}; 1796 1797 if(lDest != OV_INVALID) { 1798 tmp_cropL = crop; 1799 tmp_dstL = dst; 1800 hwc_rect_t scissor = {dst.left, dst.top, lSplit, dst.bottom }; 1801 qhwc::calculate_crop_rects(tmp_cropL, tmp_dstL, scissor, 0); 1802 } 1803 if(rDest != OV_INVALID) { 1804 tmp_cropR = crop; 1805 tmp_dstR = dst; 1806 hwc_rect_t scissor = {lSplit, dst.top, dst.right, dst.bottom }; 1807 qhwc::calculate_crop_rects(tmp_cropR, tmp_dstR, scissor, 0); 1808 } 1809 1810 sanitizeSourceCrop(tmp_cropL, tmp_cropR, hnd); 1811 1812 //When buffer is H-flipped, contents of mixer config also needs to swapped 1813 //Not needed if the layer is confined to one half of the screen. 1814 //If rotator has been used then it has also done the flips, so ignore them. 1815 if((orient & OVERLAY_TRANSFORM_FLIP_H) && lDest != OV_INVALID 1816 && rDest != OV_INVALID && (*rot) == NULL) { 1817 hwc_rect_t new_cropR; 1818 new_cropR.left = tmp_cropL.left; 1819 new_cropR.right = new_cropR.left + (tmp_cropR.right - tmp_cropR.left); 1820 1821 hwc_rect_t new_cropL; 1822 new_cropL.left = new_cropR.right; 1823 new_cropL.right = tmp_cropR.right; 1824 1825 tmp_cropL.left = new_cropL.left; 1826 tmp_cropL.right = new_cropL.right; 1827 1828 tmp_cropR.left = new_cropR.left; 1829 tmp_cropR.right = new_cropR.right; 1830 1831 } 1832 1833 //For the mdp, since either we are pre-rotating or MDP does flips 1834 orient = OVERLAY_TRANSFORM_0; 1835 transform = 0; 1836 1837 //configure left half 1838 if(lDest != OV_INVALID) { 1839 PipeArgs pargL(mdpFlagsL, whf, lz, isFg, 1840 static_cast<eRotFlags>(rotFlags), layer->planeAlpha, 1841 (ovutils::eBlending) getBlending(layer->blending)); 1842 1843 if(configMdp(ctx->mOverlay, pargL, orient, 1844 tmp_cropL, tmp_dstL, metadata, lDest) < 0) { 1845 ALOGE("%s: commit failed for left half config", __FUNCTION__); 1846 return -1; 1847 } 1848 } 1849 1850 //configure right half 1851 if(rDest != OV_INVALID) { 1852 PipeArgs pargR(mdpFlagsR, whf, rz, isFg, 1853 static_cast<eRotFlags>(rotFlags), 1854 layer->planeAlpha, 1855 (ovutils::eBlending) getBlending(layer->blending)); 1856 if(configMdp(ctx->mOverlay, pargR, orient, 1857 tmp_cropR, tmp_dstR, metadata, rDest) < 0) { 1858 ALOGE("%s: commit failed for right half config", __FUNCTION__); 1859 return -1; 1860 } 1861 } 1862 1863 return 0; 1864} 1865 1866bool canUseRotator(hwc_context_t *ctx, int dpy) { 1867 if(qdutils::MDPVersion::getInstance().is8x26() && 1868 ctx->mVirtualDisplay->isConnected() && 1869 !ctx->dpyAttr[HWC_DISPLAY_VIRTUAL].isPause) { 1870 /* 8x26 mdss driver supports multiplexing of DMA pipe 1871 * in LINE and BLOCK modes for writeback panels. 1872 */ 1873 if(dpy == HWC_DISPLAY_PRIMARY) 1874 return false; 1875 } 1876 if(ctx->mMDP.version == qdutils::MDP_V3_0_4) 1877 return false; 1878 return true; 1879} 1880 1881int getLeftSplit(hwc_context_t *ctx, const int& dpy) { 1882 //Default even split for all displays with high res 1883 int lSplit = ctx->dpyAttr[dpy].xres / 2; 1884 if(dpy == HWC_DISPLAY_PRIMARY && 1885 qdutils::MDPVersion::getInstance().getLeftSplit()) { 1886 //Override if split published by driver for primary 1887 lSplit = qdutils::MDPVersion::getInstance().getLeftSplit(); 1888 } 1889 return lSplit; 1890} 1891 1892bool isDisplaySplit(hwc_context_t* ctx, int dpy) { 1893 if(ctx->dpyAttr[dpy].xres > qdutils::MAX_DISPLAY_DIM) { 1894 return true; 1895 } 1896 //For testing we could split primary via device tree values 1897 if(dpy == HWC_DISPLAY_PRIMARY && 1898 qdutils::MDPVersion::getInstance().getRightSplit()) { 1899 return true; 1900 } 1901 return false; 1902} 1903 1904void BwcPM::setBwc(hwc_context_t *ctx, const hwc_rect_t& crop, 1905 const hwc_rect_t& dst, const int& transform, 1906 ovutils::eMdpFlags& mdpFlags) { 1907 //Target doesnt support Bwc 1908 if(!qdutils::MDPVersion::getInstance().supportsBWC()) { 1909 return; 1910 } 1911 //src width > MAX mixer supported dim 1912 if((crop.right - crop.left) > qdutils::MAX_DISPLAY_DIM) { 1913 return; 1914 } 1915 //Decimation necessary, cannot use BWC. H/W requirement. 1916 if(qdutils::MDPVersion::getInstance().supportsDecimation()) { 1917 int src_w = crop.right - crop.left; 1918 int src_h = crop.bottom - crop.top; 1919 int dst_w = dst.right - dst.left; 1920 int dst_h = dst.bottom - dst.top; 1921 if(transform & HAL_TRANSFORM_ROT_90) { 1922 swap(src_w, src_h); 1923 } 1924 float horDscale = 0.0f; 1925 float verDscale = 0.0f; 1926 int horzDeci = 0; 1927 int vertDeci = 0; 1928 ovutils::getDecimationFactor(src_w, src_h, dst_w, dst_h, horDscale, 1929 verDscale); 1930 //TODO Use log2f once math.h has it 1931 if((int)horDscale) 1932 horzDeci = (int)(log(horDscale) / log(2)); 1933 if((int)verDscale) 1934 vertDeci = (int)(log(verDscale) / log(2)); 1935 if(horzDeci || vertDeci) return; 1936 } 1937 //Property 1938 char value[PROPERTY_VALUE_MAX]; 1939 property_get("debug.disable.bwc", value, "0"); 1940 if(atoi(value)) return; 1941 1942 ovutils::setMdpFlags(mdpFlags, ovutils::OV_MDSS_MDP_BWC_EN); 1943} 1944 1945void LayerRotMap::add(hwc_layer_1_t* layer, Rotator *rot) { 1946 if(mCount >= MAX_SESS) return; 1947 mLayer[mCount] = layer; 1948 mRot[mCount] = rot; 1949 mCount++; 1950} 1951 1952void LayerRotMap::reset() { 1953 for (int i = 0; i < MAX_SESS; i++) { 1954 mLayer[i] = 0; 1955 mRot[i] = 0; 1956 } 1957 mCount = 0; 1958} 1959 1960void LayerRotMap::clear() { 1961 for (uint32_t i = 0; i < mCount; i++) { 1962 //mCount represents rotator objects for just this display. 1963 //We could have popped mCount topmost objects from mRotMgr, but if each 1964 //round has the same failure, typical of stability runs, it would lead 1965 //to unnecessary memory allocation, deallocation each time. So we let 1966 //the rotator objects be around, but just knock off the fences they 1967 //hold. Ultimately the rotator objects will be GCed when not required. 1968 //Also resetting fences is required if at least one rotation round has 1969 //succeeded before. It'll be a NOP otherwise. 1970 mRot[i]->resetReleaseFd(); 1971 } 1972 reset(); 1973} 1974 1975void LayerRotMap::setReleaseFd(const int& fence) { 1976 for(uint32_t i = 0; i < mCount; i++) { 1977 mRot[i]->setReleaseFd(dup(fence)); 1978 } 1979} 1980 1981};//namespace qhwc 1982