hwc_utils.cpp revision 6e0f479d11f7037bcbd778d07155f124f0dd26db
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 ctx->mAnimationState[i] = ANIMATION_STOPPED; 176 } 177 178 MDPComp::init(ctx); 179 ctx->mAD = new AssertiveDisplay(ctx); 180 181 ctx->vstate.enable = false; 182 ctx->vstate.fakevsync = false; 183 ctx->mExtOrientation = 0; 184 185 //Right now hwc starts the service but anybody could do it, or it could be 186 //independent process as well. 187 QService::init(); 188 sp<IQClient> client = new QClient(ctx); 189 interface_cast<IQService>( 190 defaultServiceManager()->getService( 191 String16("display.qservice")))->connect(client); 192 193 // Initialize device orientation to its default orientation 194 ctx->deviceOrientation = 0; 195 ctx->mBufferMirrorMode = false; 196#ifdef VPU_TARGET 197 ctx->mVPUClient = new VPUClient(); 198#endif 199 200 ALOGI("Initializing Qualcomm Hardware Composer"); 201 ALOGI("MDP version: %d", ctx->mMDP.version); 202} 203 204void closeContext(hwc_context_t *ctx) 205{ 206 if(ctx->mOverlay) { 207 delete ctx->mOverlay; 208 ctx->mOverlay = NULL; 209 } 210 211 if(ctx->mRotMgr) { 212 delete ctx->mRotMgr; 213 ctx->mRotMgr = NULL; 214 } 215 216 for(int i = 0; i < HWC_NUM_DISPLAY_TYPES; i++) { 217 if(ctx->mCopyBit[i]) { 218 delete ctx->mCopyBit[i]; 219 ctx->mCopyBit[i] = NULL; 220 } 221 } 222 223 if(ctx->dpyAttr[HWC_DISPLAY_PRIMARY].fd) { 224 close(ctx->dpyAttr[HWC_DISPLAY_PRIMARY].fd); 225 ctx->dpyAttr[HWC_DISPLAY_PRIMARY].fd = -1; 226 } 227 228 if(ctx->mExtDisplay) { 229 delete ctx->mExtDisplay; 230 ctx->mExtDisplay = NULL; 231 } 232 233#ifdef VPU_TARGET 234 if(ctx->mVPUClient) { 235 delete ctx->mVPUClient; 236 } 237#endif 238 239 for(int i = 0; i < HWC_NUM_DISPLAY_TYPES; i++) { 240 if(ctx->mFBUpdate[i]) { 241 delete ctx->mFBUpdate[i]; 242 ctx->mFBUpdate[i] = NULL; 243 } 244 if(ctx->mMDPComp[i]) { 245 delete ctx->mMDPComp[i]; 246 ctx->mMDPComp[i] = NULL; 247 } 248 if(ctx->mHwcDebug[i]) { 249 delete ctx->mHwcDebug[i]; 250 ctx->mHwcDebug[i] = NULL; 251 } 252 if(ctx->mLayerRotMap[i]) { 253 delete ctx->mLayerRotMap[i]; 254 ctx->mLayerRotMap[i] = NULL; 255 } 256 } 257 if(ctx->mAD) { 258 delete ctx->mAD; 259 ctx->mAD = NULL; 260 } 261 262 263} 264 265 266void dumpsys_log(android::String8& buf, const char* fmt, ...) 267{ 268 va_list varargs; 269 va_start(varargs, fmt); 270 buf.appendFormatV(fmt, varargs); 271 va_end(varargs); 272} 273 274int getExtOrientation(hwc_context_t* ctx) { 275 int extOrient = ctx->mExtOrientation; 276 if(ctx->mBufferMirrorMode) 277 extOrient = getMirrorModeOrientation(ctx); 278 return extOrient; 279} 280 281/* Calculates the destination position based on the action safe rectangle */ 282void getActionSafePosition(hwc_context_t *ctx, int dpy, hwc_rect_t& rect) { 283 // Position 284 int x = rect.left, y = rect.top; 285 int w = rect.right - rect.left; 286 int h = rect.bottom - rect.top; 287 288 // if external supports underscan, do nothing 289 // it will be taken care in the driver 290 if(ctx->mExtDisplay->isCEUnderscanSupported()) 291 return; 292 293 char value[PROPERTY_VALUE_MAX]; 294 // Read action safe properties 295 property_get("persist.sys.actionsafe.width", value, "0"); 296 int asWidthRatio = atoi(value); 297 property_get("persist.sys.actionsafe.height", value, "0"); 298 int asHeightRatio = atoi(value); 299 300 if(!asWidthRatio && !asHeightRatio) { 301 //No action safe ratio set, return 302 return; 303 } 304 305 float wRatio = 1.0; 306 float hRatio = 1.0; 307 float xRatio = 1.0; 308 float yRatio = 1.0; 309 310 float fbWidth = ctx->dpyAttr[dpy].xres; 311 float fbHeight = ctx->dpyAttr[dpy].yres; 312 if(ctx->dpyAttr[dpy].mDownScaleMode) { 313 // if downscale Mode is enabled for external, need to query 314 // the actual width and height, as that is the physical w & h 315 ctx->mExtDisplay->getAttributes((int&)fbWidth, (int&)fbHeight); 316 } 317 318 319 // Since external is rotated 90, need to swap width/height 320 int extOrient = getExtOrientation(ctx); 321 322 if(extOrient & HWC_TRANSFORM_ROT_90) 323 swap(fbWidth, fbHeight); 324 325 float asX = 0; 326 float asY = 0; 327 float asW = fbWidth; 328 float asH= fbHeight; 329 330 // based on the action safe ratio, get the Action safe rectangle 331 asW = fbWidth * (1.0f - asWidthRatio / 100.0f); 332 asH = fbHeight * (1.0f - asHeightRatio / 100.0f); 333 asX = (fbWidth - asW) / 2; 334 asY = (fbHeight - asH) / 2; 335 336 // calculate the position ratio 337 xRatio = (float)x/fbWidth; 338 yRatio = (float)y/fbHeight; 339 wRatio = (float)w/fbWidth; 340 hRatio = (float)h/fbHeight; 341 342 //Calculate the position... 343 x = (xRatio * asW) + asX; 344 y = (yRatio * asH) + asY; 345 w = (wRatio * asW); 346 h = (hRatio * asH); 347 348 // Convert it back to hwc_rect_t 349 rect.left = x; 350 rect.top = y; 351 rect.right = w + rect.left; 352 rect.bottom = h + rect.top; 353 354 return; 355} 356 357/* Calculates the aspect ratio for based on src & dest */ 358void getAspectRatioPosition(int destWidth, int destHeight, int srcWidth, 359 int srcHeight, hwc_rect_t& rect) { 360 int x =0, y =0; 361 362 if (srcWidth * destHeight > destWidth * srcHeight) { 363 srcHeight = destWidth * srcHeight / srcWidth; 364 srcWidth = destWidth; 365 } else if (srcWidth * destHeight < destWidth * srcHeight) { 366 srcWidth = destHeight * srcWidth / srcHeight; 367 srcHeight = destHeight; 368 } else { 369 srcWidth = destWidth; 370 srcHeight = destHeight; 371 } 372 if (srcWidth > destWidth) srcWidth = destWidth; 373 if (srcHeight > destHeight) srcHeight = destHeight; 374 x = (destWidth - srcWidth) / 2; 375 y = (destHeight - srcHeight) / 2; 376 ALOGD_IF(HWC_UTILS_DEBUG, "%s: AS Position: x = %d, y = %d w = %d h = %d", 377 __FUNCTION__, x, y, srcWidth , srcHeight); 378 // Convert it back to hwc_rect_t 379 rect.left = x; 380 rect.top = y; 381 rect.right = srcWidth + rect.left; 382 rect.bottom = srcHeight + rect.top; 383} 384 385// This function gets the destination position for Seconday display 386// based on the position and aspect ratio with orientation 387void getAspectRatioPosition(hwc_context_t* ctx, int dpy, int extOrientation, 388 hwc_rect_t& inRect, hwc_rect_t& outRect) { 389 // Physical display resolution 390 float fbWidth = ctx->dpyAttr[dpy].xres; 391 float fbHeight = ctx->dpyAttr[dpy].yres; 392 //display position(x,y,w,h) in correct aspectratio after rotation 393 int xPos = 0; 394 int yPos = 0; 395 float width = fbWidth; 396 float height = fbHeight; 397 // Width/Height used for calculation, after rotation 398 float actualWidth = fbWidth; 399 float actualHeight = fbHeight; 400 401 float wRatio = 1.0; 402 float hRatio = 1.0; 403 float xRatio = 1.0; 404 float yRatio = 1.0; 405 hwc_rect_t rect = {0, 0, (int)fbWidth, (int)fbHeight}; 406 407 Dim inPos(inRect.left, inRect.top, inRect.right - inRect.left, 408 inRect.bottom - inRect.top); 409 Dim outPos(outRect.left, outRect.top, outRect.right - outRect.left, 410 outRect.bottom - outRect.top); 411 412 Whf whf(fbWidth, fbHeight, 0); 413 eTransform extorient = static_cast<eTransform>(extOrientation); 414 // To calculate the destination co-ordinates in the new orientation 415 preRotateSource(extorient, whf, inPos); 416 417 if(extOrientation & HAL_TRANSFORM_ROT_90) { 418 // Swap width/height for input position 419 swapWidthHeight(actualWidth, actualHeight); 420 getAspectRatioPosition(fbWidth, fbHeight, (int)actualWidth, 421 (int)actualHeight, rect); 422 xPos = rect.left; 423 yPos = rect.top; 424 width = rect.right - rect.left; 425 height = rect.bottom - rect.top; 426 } 427 428 //Calculate the position... 429 xRatio = inPos.x/actualWidth; 430 yRatio = inPos.y/actualHeight; 431 wRatio = inPos.w/actualWidth; 432 hRatio = inPos.h/actualHeight; 433 434 outPos.x = (xRatio * width) + xPos; 435 outPos.y = (yRatio * height) + yPos; 436 outPos.w = wRatio * width; 437 outPos.h = hRatio * height; 438 ALOGD_IF(HWC_UTILS_DEBUG, "%s: Calculated AspectRatio Position: x = %d," 439 "y = %d w = %d h = %d", __FUNCTION__, outPos.x, outPos.y, 440 outPos.w, outPos.h); 441 442 // For sidesync, the dest fb will be in portrait orientation, and the crop 443 // will be updated to avoid the black side bands, and it will be upscaled 444 // to fit the dest RB, so recalculate 445 // the position based on the new width and height 446 if ((extOrientation & HWC_TRANSFORM_ROT_90) && 447 isOrientationPortrait(ctx)) { 448 hwc_rect_t r; 449 //Calculate the position 450 xRatio = (outPos.x - xPos)/width; 451 // GetaspectRatio -- tricky to get the correct aspect ratio 452 // But we need to do this. 453 getAspectRatioPosition(width, height, width, height, r); 454 xPos = r.left; 455 yPos = r.top; 456 float tempWidth = r.right - r.left; 457 float tempHeight = r.bottom - r.top; 458 yRatio = yPos/height; 459 wRatio = outPos.w/width; 460 hRatio = tempHeight/height; 461 462 //Map the coordinates back to Framebuffer domain 463 outPos.x = (xRatio * fbWidth); 464 outPos.y = (yRatio * fbHeight); 465 outPos.w = wRatio * fbWidth; 466 outPos.h = hRatio * fbHeight; 467 468 ALOGD_IF(HWC_UTILS_DEBUG, "%s: Calculated AspectRatio for device in" 469 "portrait: x = %d,y = %d w = %d h = %d", __FUNCTION__, 470 outPos.x, outPos.y, 471 outPos.w, outPos.h); 472 } 473 if(ctx->dpyAttr[dpy].mDownScaleMode) { 474 int extW, extH; 475 if(dpy == HWC_DISPLAY_EXTERNAL) 476 ctx->mExtDisplay->getAttributes(extW, extH); 477 else 478 ctx->mVirtualDisplay->getAttributes(extW, extH); 479 fbWidth = ctx->dpyAttr[dpy].xres; 480 fbHeight = ctx->dpyAttr[dpy].yres; 481 //Calculate the position... 482 xRatio = outPos.x/fbWidth; 483 yRatio = outPos.y/fbHeight; 484 wRatio = outPos.w/fbWidth; 485 hRatio = outPos.h/fbHeight; 486 487 outPos.x = xRatio * extW; 488 outPos.y = yRatio * extH; 489 outPos.w = wRatio * extW; 490 outPos.h = hRatio * extH; 491 } 492 // Convert Dim to hwc_rect_t 493 outRect.left = outPos.x; 494 outRect.top = outPos.y; 495 outRect.right = outPos.x + outPos.w; 496 outRect.bottom = outPos.y + outPos.h; 497 498 return; 499} 500 501bool isPrimaryPortrait(hwc_context_t *ctx) { 502 int fbWidth = ctx->dpyAttr[HWC_DISPLAY_PRIMARY].xres; 503 int fbHeight = ctx->dpyAttr[HWC_DISPLAY_PRIMARY].yres; 504 if(fbWidth < fbHeight) { 505 return true; 506 } 507 return false; 508} 509 510bool isOrientationPortrait(hwc_context_t *ctx) { 511 if(isPrimaryPortrait(ctx)) { 512 return !(ctx->deviceOrientation & 0x1); 513 } 514 return (ctx->deviceOrientation & 0x1); 515} 516 517void calcExtDisplayPosition(hwc_context_t *ctx, 518 private_handle_t *hnd, 519 int dpy, 520 hwc_rect_t& sourceCrop, 521 hwc_rect_t& displayFrame, 522 int& transform, 523 ovutils::eTransform& orient) { 524 // Swap width and height when there is a 90deg transform 525 int extOrient = getExtOrientation(ctx); 526 if(dpy && !qdutils::MDPVersion::getInstance().is8x26()) { 527 if(!isYuvBuffer(hnd)) { 528 if(extOrient & HWC_TRANSFORM_ROT_90) { 529 int dstWidth = ctx->dpyAttr[dpy].xres; 530 int dstHeight = ctx->dpyAttr[dpy].yres;; 531 int srcWidth = ctx->dpyAttr[HWC_DISPLAY_PRIMARY].xres; 532 int srcHeight = ctx->dpyAttr[HWC_DISPLAY_PRIMARY].yres; 533 if(!isPrimaryPortrait(ctx)) { 534 swap(srcWidth, srcHeight); 535 } // Get Aspect Ratio for external 536 getAspectRatioPosition(dstWidth, dstHeight, srcWidth, 537 srcHeight, displayFrame); 538 // Crop - this is needed, because for sidesync, the dest fb will 539 // be in portrait orientation, so update the crop to not show the 540 // black side bands. 541 if (isOrientationPortrait(ctx)) { 542 sourceCrop = displayFrame; 543 displayFrame.left = 0; 544 displayFrame.top = 0; 545 displayFrame.right = dstWidth; 546 displayFrame.bottom = dstHeight; 547 } 548 } 549 if(ctx->dpyAttr[dpy].mDownScaleMode) { 550 int extW, extH; 551 // if downscale is enabled, map the co-ordinates to new 552 // domain(downscaled) 553 float fbWidth = ctx->dpyAttr[dpy].xres; 554 float fbHeight = ctx->dpyAttr[dpy].yres; 555 // query MDP configured attributes 556 if(dpy == HWC_DISPLAY_EXTERNAL) 557 ctx->mExtDisplay->getAttributes(extW, extH); 558 else 559 ctx->mVirtualDisplay->getAttributes(extW, extH); 560 //Calculate the ratio... 561 float wRatio = ((float)extW)/fbWidth; 562 float hRatio = ((float)extH)/fbHeight; 563 564 //convert Dim to hwc_rect_t 565 displayFrame.left *= wRatio; 566 displayFrame.top *= hRatio; 567 displayFrame.right *= wRatio; 568 displayFrame.bottom *= hRatio; 569 } 570 }else { 571 if(extOrient || ctx->dpyAttr[dpy].mDownScaleMode) { 572 getAspectRatioPosition(ctx, dpy, extOrient, 573 displayFrame, displayFrame); 574 } 575 } 576 // If there is a external orientation set, use that 577 if(extOrient) { 578 transform = extOrient; 579 orient = static_cast<ovutils::eTransform >(extOrient); 580 } 581 // Calculate the actionsafe dimensions for External(dpy = 1 or 2) 582 getActionSafePosition(ctx, dpy, displayFrame); 583 } 584} 585 586/* Returns the orientation which needs to be set on External for 587 * SideSync/Buffer Mirrormode 588 */ 589int getMirrorModeOrientation(hwc_context_t *ctx) { 590 int extOrientation = 0; 591 int deviceOrientation = ctx->deviceOrientation; 592 if(!isPrimaryPortrait(ctx)) 593 deviceOrientation = (deviceOrientation + 1) % 4; 594 if (deviceOrientation == 0) 595 extOrientation = HWC_TRANSFORM_ROT_270; 596 else if (deviceOrientation == 1)//90 597 extOrientation = 0; 598 else if (deviceOrientation == 2)//180 599 extOrientation = HWC_TRANSFORM_ROT_90; 600 else if (deviceOrientation == 3)//270 601 extOrientation = HWC_TRANSFORM_FLIP_V | HWC_TRANSFORM_FLIP_H; 602 603 return extOrientation; 604} 605 606bool needsScaling(hwc_context_t* ctx, hwc_layer_1_t const* layer, 607 const int& dpy) { 608 int dst_w, dst_h, src_w, src_h; 609 610 hwc_rect_t displayFrame = layer->displayFrame; 611 hwc_rect_t sourceCrop = integerizeSourceCrop(layer->sourceCropf); 612 613 dst_w = displayFrame.right - displayFrame.left; 614 dst_h = displayFrame.bottom - displayFrame.top; 615 src_w = sourceCrop.right - sourceCrop.left; 616 src_h = sourceCrop.bottom - sourceCrop.top; 617 618 if(((src_w != dst_w) || (src_h != dst_h))) 619 return true; 620 621 return false; 622} 623 624// Checks if layer needs scaling with split 625bool needsScalingWithSplit(hwc_context_t* ctx, hwc_layer_1_t const* layer, 626 const int& dpy) { 627 628 int src_width_l, src_height_l; 629 int src_width_r, src_height_r; 630 int dst_width_l, dst_height_l; 631 int dst_width_r, dst_height_r; 632 int hw_w = ctx->dpyAttr[dpy].xres; 633 int hw_h = ctx->dpyAttr[dpy].yres; 634 hwc_rect_t cropL, dstL, cropR, dstR; 635 const int lSplit = getLeftSplit(ctx, dpy); 636 hwc_rect_t sourceCrop = integerizeSourceCrop(layer->sourceCropf); 637 hwc_rect_t displayFrame = layer->displayFrame; 638 private_handle_t *hnd = (private_handle_t *)layer->handle; 639 640 cropL = sourceCrop; 641 dstL = displayFrame; 642 hwc_rect_t scissorL = { 0, 0, lSplit, hw_h }; 643 qhwc::calculate_crop_rects(cropL, dstL, scissorL, 0); 644 645 cropR = sourceCrop; 646 dstR = displayFrame; 647 hwc_rect_t scissorR = { lSplit, 0, hw_w, hw_h }; 648 qhwc::calculate_crop_rects(cropR, dstR, scissorR, 0); 649 650 // Sanitize Crop to stitch 651 sanitizeSourceCrop(cropL, cropR, hnd); 652 653 // Calculate the left dst 654 dst_width_l = dstL.right - dstL.left; 655 dst_height_l = dstL.bottom - dstL.top; 656 src_width_l = cropL.right - cropL.left; 657 src_height_l = cropL.bottom - cropL.top; 658 659 // check if there is any scaling on the left 660 if(((src_width_l != dst_width_l) || (src_height_l != dst_height_l))) 661 return true; 662 663 // Calculate the right dst 664 dst_width_r = dstR.right - dstR.left; 665 dst_height_r = dstR.bottom - dstR.top; 666 src_width_r = cropR.right - cropR.left; 667 src_height_r = cropR.bottom - cropR.top; 668 669 // check if there is any scaling on the right 670 if(((src_width_r != dst_width_r) || (src_height_r != dst_height_r))) 671 return true; 672 673 return false; 674} 675 676bool isAlphaScaled(hwc_context_t* ctx, hwc_layer_1_t const* layer, 677 const int& dpy) { 678 if(needsScaling(ctx, layer, dpy) && isAlphaPresent(layer)) { 679 return true; 680 } 681 return false; 682} 683 684bool isAlphaPresent(hwc_layer_1_t const* layer) { 685 private_handle_t *hnd = (private_handle_t *)layer->handle; 686 if(hnd) { 687 int format = hnd->format; 688 switch(format) { 689 case HAL_PIXEL_FORMAT_RGBA_8888: 690 case HAL_PIXEL_FORMAT_BGRA_8888: 691 // In any more formats with Alpha go here.. 692 return true; 693 default : return false; 694 } 695 } 696 return false; 697} 698 699static void trimLayer(hwc_context_t *ctx, const int& dpy, const int& transform, 700 hwc_rect_t& crop, hwc_rect_t& dst) { 701 int hw_w = ctx->dpyAttr[dpy].xres; 702 int hw_h = ctx->dpyAttr[dpy].yres; 703 if(dst.left < 0 || dst.top < 0 || 704 dst.right > hw_w || dst.bottom > hw_h) { 705 hwc_rect_t scissor = {0, 0, hw_w, hw_h }; 706 qhwc::calculate_crop_rects(crop, dst, scissor, transform); 707 } 708} 709 710static void trimList(hwc_context_t *ctx, hwc_display_contents_1_t *list, 711 const int& dpy) { 712 for(uint32_t i = 0; i < list->numHwLayers - 1; i++) { 713 hwc_layer_1_t *layer = &list->hwLayers[i]; 714 hwc_rect_t crop = integerizeSourceCrop(layer->sourceCropf); 715 trimLayer(ctx, dpy, 716 list->hwLayers[i].transform, 717 (hwc_rect_t&)crop, 718 (hwc_rect_t&)list->hwLayers[i].displayFrame); 719 layer->sourceCropf.left = crop.left; 720 layer->sourceCropf.right = crop.right; 721 layer->sourceCropf.top = crop.top; 722 layer->sourceCropf.bottom = crop.bottom; 723 } 724} 725 726void setListStats(hwc_context_t *ctx, 727 hwc_display_contents_1_t *list, int dpy) { 728 const int prevYuvCount = ctx->listStats[dpy].yuvCount; 729 memset(&ctx->listStats[dpy], 0, sizeof(ListStats)); 730 ctx->listStats[dpy].numAppLayers = list->numHwLayers - 1; 731 ctx->listStats[dpy].fbLayerIndex = list->numHwLayers - 1; 732 ctx->listStats[dpy].skipCount = 0; 733 ctx->listStats[dpy].needsAlphaScale = false; 734 ctx->listStats[dpy].preMultipliedAlpha = false; 735 ctx->listStats[dpy].isSecurePresent = false; 736 ctx->listStats[dpy].yuvCount = 0; 737 char property[PROPERTY_VALUE_MAX]; 738 ctx->listStats[dpy].extOnlyLayerIndex = -1; 739 ctx->listStats[dpy].isDisplayAnimating = false; 740 ctx->listStats[dpy].roi = ovutils::Dim(0, 0, 741 (int)ctx->dpyAttr[dpy].xres, (int)ctx->dpyAttr[dpy].yres); 742 ctx->listStats[dpy].secureUI = false; 743 ctx->listStats[dpy].yuv4k2kCount = 0; 744 745 trimList(ctx, list, dpy); 746 optimizeLayerRects(ctx, list, dpy); 747 748 for (size_t i = 0; i < (size_t)ctx->listStats[dpy].numAppLayers; i++) { 749 hwc_layer_1_t const* layer = &list->hwLayers[i]; 750 private_handle_t *hnd = (private_handle_t *)layer->handle; 751 752#ifdef QCOM_BSP 753 if (layer->flags & HWC_SCREENSHOT_ANIMATOR_LAYER) { 754 ctx->listStats[dpy].isDisplayAnimating = true; 755 } 756 if(isSecureDisplayBuffer(hnd)) { 757 ctx->listStats[dpy].secureUI = true; 758 } 759#endif 760 // continue if number of app layers exceeds MAX_NUM_APP_LAYERS 761 if(ctx->listStats[dpy].numAppLayers > MAX_NUM_APP_LAYERS) 762 continue; 763 764 //reset yuv indices 765 ctx->listStats[dpy].yuvIndices[i] = -1; 766 ctx->listStats[dpy].yuv4k2kIndices[i] = -1; 767 768 if (isSecureBuffer(hnd)) { 769 ctx->listStats[dpy].isSecurePresent = true; 770 } 771 772 if (isSkipLayer(&list->hwLayers[i])) { 773 ctx->listStats[dpy].skipCount++; 774 } 775 776 if (UNLIKELY(isYuvBuffer(hnd))) { 777 int& yuvCount = ctx->listStats[dpy].yuvCount; 778 ctx->listStats[dpy].yuvIndices[yuvCount] = i; 779 yuvCount++; 780 781 if(UNLIKELY(is4kx2kYuvBuffer(hnd))){ 782 int& yuv4k2kCount = ctx->listStats[dpy].yuv4k2kCount; 783 ctx->listStats[dpy].yuv4k2kIndices[yuv4k2kCount] = i; 784 yuv4k2kCount++; 785 } 786 787 if((layer->transform & HWC_TRANSFORM_ROT_90) && 788 canUseRotator(ctx, dpy)) { 789 if( (dpy == HWC_DISPLAY_PRIMARY) && 790 ctx->mOverlay->isPipeTypeAttached(OV_MDP_PIPE_DMA)) { 791 ctx->isPaddingRound = true; 792 } 793 Overlay::setDMAMode(Overlay::DMA_BLOCK_MODE); 794 } 795 } 796 if(layer->blending == HWC_BLENDING_PREMULT) 797 ctx->listStats[dpy].preMultipliedAlpha = true; 798 799 if(!ctx->listStats[dpy].needsAlphaScale) 800 ctx->listStats[dpy].needsAlphaScale = 801 isAlphaScaled(ctx, layer, dpy); 802 803 if(UNLIKELY(isExtOnly(hnd))){ 804 ctx->listStats[dpy].extOnlyLayerIndex = i; 805 } 806 } 807 if(ctx->listStats[dpy].yuvCount > 0) { 808 if (property_get("hw.cabl.yuv", property, NULL) > 0) { 809 if (atoi(property) != 1) { 810 property_set("hw.cabl.yuv", "1"); 811 } 812 } 813 } else { 814 if (property_get("hw.cabl.yuv", property, NULL) > 0) { 815 if (atoi(property) != 0) { 816 property_set("hw.cabl.yuv", "0"); 817 } 818 } 819 } 820 if(dpy) { 821 //uncomment the below code for testing purpose. 822 /* char value[PROPERTY_VALUE_MAX]; 823 property_get("sys.ext_orientation", value, "0"); 824 // Assuming the orientation value is in terms of HAL_TRANSFORM, 825 // This needs mapping to HAL, if its in different convention 826 ctx->mExtOrientation = atoi(value); */ 827 // Assuming the orientation value is in terms of HAL_TRANSFORM, 828 // This needs mapping to HAL, if its in different convention 829 if(ctx->mExtOrientation || ctx->mBufferMirrorMode) { 830 ALOGD_IF(HWC_UTILS_DEBUG, "%s: ext orientation = %d" 831 "BufferMirrorMode = %d", __FUNCTION__, 832 ctx->mExtOrientation, ctx->mBufferMirrorMode); 833 if(ctx->mOverlay->isPipeTypeAttached(OV_MDP_PIPE_DMA)) { 834 ctx->isPaddingRound = true; 835 } 836 Overlay::setDMAMode(Overlay::DMA_BLOCK_MODE); 837 } 838 } 839 840 //The marking of video begin/end is useful on some targets where we need 841 //to have a padding round to be able to shift pipes across mixers. 842 if(prevYuvCount != ctx->listStats[dpy].yuvCount) { 843 ctx->mVideoTransFlag = true; 844 } 845 if(dpy == HWC_DISPLAY_PRIMARY) { 846 ctx->mAD->markDoable(ctx, list); 847 } 848} 849 850 851static void calc_cut(double& leftCutRatio, double& topCutRatio, 852 double& rightCutRatio, double& bottomCutRatio, int orient) { 853 if(orient & HAL_TRANSFORM_FLIP_H) { 854 swap(leftCutRatio, rightCutRatio); 855 } 856 if(orient & HAL_TRANSFORM_FLIP_V) { 857 swap(topCutRatio, bottomCutRatio); 858 } 859 if(orient & HAL_TRANSFORM_ROT_90) { 860 //Anti clock swapping 861 double tmpCutRatio = leftCutRatio; 862 leftCutRatio = topCutRatio; 863 topCutRatio = rightCutRatio; 864 rightCutRatio = bottomCutRatio; 865 bottomCutRatio = tmpCutRatio; 866 } 867} 868 869bool isSecuring(hwc_context_t* ctx, hwc_layer_1_t const* layer) { 870 if((ctx->mMDP.version < qdutils::MDSS_V5) && 871 (ctx->mMDP.version > qdutils::MDP_V3_0) && 872 ctx->mSecuring) { 873 return true; 874 } 875 if (isSecureModePolicy(ctx->mMDP.version)) { 876 private_handle_t *hnd = (private_handle_t *)layer->handle; 877 if(ctx->mSecureMode) { 878 if (! isSecureBuffer(hnd)) { 879 ALOGD_IF(HWC_UTILS_DEBUG,"%s:Securing Turning ON ...", 880 __FUNCTION__); 881 return true; 882 } 883 } else { 884 if (isSecureBuffer(hnd)) { 885 ALOGD_IF(HWC_UTILS_DEBUG,"%s:Securing Turning OFF ...", 886 __FUNCTION__); 887 return true; 888 } 889 } 890 } 891 return false; 892} 893 894bool isSecureModePolicy(int mdpVersion) { 895 if (mdpVersion < qdutils::MDSS_V5) 896 return true; 897 else 898 return false; 899} 900 901int getBlending(int blending) { 902 switch(blending) { 903 case HWC_BLENDING_NONE: 904 return overlay::utils::OVERLAY_BLENDING_OPAQUE; 905 case HWC_BLENDING_PREMULT: 906 return overlay::utils::OVERLAY_BLENDING_PREMULT; 907 case HWC_BLENDING_COVERAGE : 908 default: 909 return overlay::utils::OVERLAY_BLENDING_COVERAGE; 910 } 911} 912 913//Crops source buffer against destination and FB boundaries 914void calculate_crop_rects(hwc_rect_t& crop, hwc_rect_t& dst, 915 const hwc_rect_t& scissor, int orient) { 916 917 int& crop_l = crop.left; 918 int& crop_t = crop.top; 919 int& crop_r = crop.right; 920 int& crop_b = crop.bottom; 921 int crop_w = crop.right - crop.left; 922 int crop_h = crop.bottom - crop.top; 923 924 int& dst_l = dst.left; 925 int& dst_t = dst.top; 926 int& dst_r = dst.right; 927 int& dst_b = dst.bottom; 928 int dst_w = abs(dst.right - dst.left); 929 int dst_h = abs(dst.bottom - dst.top); 930 931 const int& sci_l = scissor.left; 932 const int& sci_t = scissor.top; 933 const int& sci_r = scissor.right; 934 const int& sci_b = scissor.bottom; 935 int sci_w = abs(sci_r - sci_l); 936 int sci_h = abs(sci_b - sci_t); 937 938 double leftCutRatio = 0.0, rightCutRatio = 0.0, topCutRatio = 0.0, 939 bottomCutRatio = 0.0; 940 941 if(dst_l < sci_l) { 942 leftCutRatio = (double)(sci_l - dst_l) / (double)dst_w; 943 dst_l = sci_l; 944 } 945 946 if(dst_r > sci_r) { 947 rightCutRatio = (double)(dst_r - sci_r) / (double)dst_w; 948 dst_r = sci_r; 949 } 950 951 if(dst_t < sci_t) { 952 topCutRatio = (double)(sci_t - dst_t) / (double)dst_h; 953 dst_t = sci_t; 954 } 955 956 if(dst_b > sci_b) { 957 bottomCutRatio = (double)(dst_b - sci_b) / (double)dst_h; 958 dst_b = sci_b; 959 } 960 961 calc_cut(leftCutRatio, topCutRatio, rightCutRatio, bottomCutRatio, orient); 962 crop_l += crop_w * leftCutRatio; 963 crop_t += crop_h * topCutRatio; 964 crop_r -= crop_w * rightCutRatio; 965 crop_b -= crop_h * bottomCutRatio; 966} 967 968bool areLayersIntersecting(const hwc_layer_1_t* layer1, 969 const hwc_layer_1_t* layer2) { 970 hwc_rect_t irect = getIntersection(layer1->displayFrame, 971 layer2->displayFrame); 972 return isValidRect(irect); 973} 974 975bool isValidRect(const hwc_rect& rect) 976{ 977 return ((rect.bottom > rect.top) && (rect.right > rect.left)) ; 978} 979 980/* computes the intersection of two rects */ 981hwc_rect_t getIntersection(const hwc_rect_t& rect1, const hwc_rect_t& rect2) 982{ 983 hwc_rect_t res; 984 985 if(!isValidRect(rect1) || !isValidRect(rect2)){ 986 return (hwc_rect_t){0, 0, 0, 0}; 987 } 988 989 990 res.left = max(rect1.left, rect2.left); 991 res.top = max(rect1.top, rect2.top); 992 res.right = min(rect1.right, rect2.right); 993 res.bottom = min(rect1.bottom, rect2.bottom); 994 995 if(!isValidRect(res)) 996 return (hwc_rect_t){0, 0, 0, 0}; 997 998 return res; 999} 1000 1001/* computes the union of two rects */ 1002hwc_rect_t getUnion(const hwc_rect &rect1, const hwc_rect &rect2) 1003{ 1004 hwc_rect_t res; 1005 1006 if(!isValidRect(rect1)){ 1007 return rect2; 1008 } 1009 1010 if(!isValidRect(rect2)){ 1011 return rect1; 1012 } 1013 1014 res.left = min(rect1.left, rect2.left); 1015 res.top = min(rect1.top, rect2.top); 1016 res.right = max(rect1.right, rect2.right); 1017 res.bottom = max(rect1.bottom, rect2.bottom); 1018 1019 return res; 1020} 1021 1022/* Not a geometrical rect deduction. Deducts rect2 from rect1 only if it results 1023 * a single rect */ 1024hwc_rect_t deductRect(const hwc_rect_t& rect1, const hwc_rect_t& rect2) { 1025 1026 hwc_rect_t res = rect1; 1027 1028 if((rect1.left == rect2.left) && (rect1.right == rect2.right)) { 1029 if((rect1.top == rect2.top) && (rect2.bottom <= rect1.bottom)) 1030 res.top = rect2.bottom; 1031 else if((rect1.bottom == rect2.bottom)&& (rect2.top >= rect1.top)) 1032 res.bottom = rect2.top; 1033 } 1034 else if((rect1.top == rect2.top) && (rect1.bottom == rect2.bottom)) { 1035 if((rect1.left == rect2.left) && (rect2.right <= rect1.right)) 1036 res.left = rect2.right; 1037 else if((rect1.right == rect2.right)&& (rect2.left >= rect1.left)) 1038 res.right = rect2.left; 1039 } 1040 return res; 1041} 1042 1043void optimizeLayerRects(hwc_context_t *ctx, 1044 const hwc_display_contents_1_t *list, const int& dpy) { 1045 int i=list->numHwLayers-2; 1046 hwc_rect_t irect; 1047 while(i > 0) { 1048 1049 //see if there is no blending required. 1050 //If it is opaque see if we can substract this region from below layers. 1051 if(list->hwLayers[i].blending == HWC_BLENDING_NONE) { 1052 int j= i-1; 1053 hwc_rect_t& topframe = 1054 (hwc_rect_t&)list->hwLayers[i].displayFrame; 1055 while(j >= 0) { 1056 if(!needsScaling(ctx, &list->hwLayers[j], dpy)) { 1057 hwc_layer_1_t* layer = (hwc_layer_1_t*)&list->hwLayers[j]; 1058 hwc_rect_t& bottomframe = layer->displayFrame; 1059 hwc_rect_t& bottomCrop = layer->sourceCrop; 1060 int transform =layer->transform; 1061 1062 hwc_rect_t irect = getIntersection(bottomframe, topframe); 1063 if(isValidRect(irect)) { 1064 //if intersection is valid rect, deduct it 1065 bottomframe = deductRect(bottomframe, irect); 1066 qhwc::calculate_crop_rects(bottomCrop, bottomframe, 1067 bottomframe, transform); 1068 1069 } 1070 } 1071 j--; 1072 } 1073 } 1074 i--; 1075 } 1076} 1077 1078void getNonWormholeRegion(hwc_display_contents_1_t* list, 1079 hwc_rect_t& nwr) 1080{ 1081 uint32_t last = list->numHwLayers - 1; 1082 hwc_rect_t fbDisplayFrame = list->hwLayers[last].displayFrame; 1083 //Initiliaze nwr to first frame 1084 nwr.left = list->hwLayers[0].displayFrame.left; 1085 nwr.top = list->hwLayers[0].displayFrame.top; 1086 nwr.right = list->hwLayers[0].displayFrame.right; 1087 nwr.bottom = list->hwLayers[0].displayFrame.bottom; 1088 1089 for (uint32_t i = 1; i < last; i++) { 1090 hwc_rect_t displayFrame = list->hwLayers[i].displayFrame; 1091 nwr = getUnion(nwr, displayFrame); 1092 } 1093 1094 //Intersect with the framebuffer 1095 nwr = getIntersection(nwr, fbDisplayFrame); 1096} 1097 1098bool isExternalActive(hwc_context_t* ctx) { 1099 return ctx->dpyAttr[HWC_DISPLAY_EXTERNAL].isActive; 1100} 1101 1102void closeAcquireFds(hwc_display_contents_1_t* list) { 1103 for(uint32_t i = 0; list && i < list->numHwLayers; i++) { 1104 //Close the acquireFenceFds 1105 //HWC_FRAMEBUFFER are -1 already by SF, rest we close. 1106 if(list->hwLayers[i].acquireFenceFd >= 0) { 1107 close(list->hwLayers[i].acquireFenceFd); 1108 list->hwLayers[i].acquireFenceFd = -1; 1109 } 1110 } 1111} 1112 1113int hwc_sync(hwc_context_t *ctx, hwc_display_contents_1_t* list, int dpy, 1114 int fd) { 1115 ATRACE_CALL(); 1116 int ret = 0; 1117 int acquireFd[MAX_NUM_APP_LAYERS]; 1118 int count = 0; 1119 int releaseFd = -1; 1120 int fbFd = -1; 1121 bool swapzero = false; 1122 int mdpVersion = qdutils::MDPVersion::getInstance().getMDPVersion(); 1123 1124 struct mdp_buf_sync data; 1125 memset(&data, 0, sizeof(data)); 1126 data.acq_fen_fd = acquireFd; 1127 data.rel_fen_fd = &releaseFd; 1128 1129 char property[PROPERTY_VALUE_MAX]; 1130 if(property_get("debug.egl.swapinterval", property, "1") > 0) { 1131 if(atoi(property) == 0) 1132 swapzero = true; 1133 } 1134 1135 bool isExtAnimating = false; 1136 if(dpy) 1137 isExtAnimating = ctx->listStats[dpy].isDisplayAnimating; 1138 1139 //Send acquireFenceFds to rotator 1140 for(uint32_t i = 0; i < ctx->mLayerRotMap[dpy]->getCount(); i++) { 1141 int rotFd = ctx->mRotMgr->getRotDevFd(); 1142 int rotReleaseFd = -1; 1143 struct mdp_buf_sync rotData; 1144 memset(&rotData, 0, sizeof(rotData)); 1145 rotData.acq_fen_fd = 1146 &ctx->mLayerRotMap[dpy]->getLayer(i)->acquireFenceFd; 1147 rotData.rel_fen_fd = &rotReleaseFd; //driver to populate this 1148 rotData.session_id = ctx->mLayerRotMap[dpy]->getRot(i)->getSessId(); 1149 int ret = 0; 1150 ret = ioctl(rotFd, MSMFB_BUFFER_SYNC, &rotData); 1151 if(ret < 0) { 1152 ALOGE("%s: ioctl MSMFB_BUFFER_SYNC failed for rot sync, err=%s", 1153 __FUNCTION__, strerror(errno)); 1154 } else { 1155 close(ctx->mLayerRotMap[dpy]->getLayer(i)->acquireFenceFd); 1156 //For MDP to wait on. 1157 ctx->mLayerRotMap[dpy]->getLayer(i)->acquireFenceFd = 1158 dup(rotReleaseFd); 1159 //A buffer is free to be used by producer as soon as its copied to 1160 //rotator 1161 ctx->mLayerRotMap[dpy]->getLayer(i)->releaseFenceFd = 1162 rotReleaseFd; 1163 } 1164 } 1165 1166 //Accumulate acquireFenceFds for MDP 1167 for(uint32_t i = 0; i < list->numHwLayers; i++) { 1168 if(list->hwLayers[i].compositionType == HWC_OVERLAY && 1169 list->hwLayers[i].acquireFenceFd >= 0) { 1170 if(UNLIKELY(swapzero)) 1171 acquireFd[count++] = -1; 1172 else 1173 acquireFd[count++] = list->hwLayers[i].acquireFenceFd; 1174 } 1175 if(list->hwLayers[i].compositionType == HWC_FRAMEBUFFER_TARGET) { 1176 if(UNLIKELY(swapzero)) 1177 acquireFd[count++] = -1; 1178 else if(fd >= 0) { 1179 //set the acquireFD from fd - which is coming from c2d 1180 acquireFd[count++] = fd; 1181 // Buffer sync IOCTL should be async when using c2d fence is 1182 // used 1183 data.flags &= ~MDP_BUF_SYNC_FLAG_WAIT; 1184 } else if(list->hwLayers[i].acquireFenceFd >= 0) 1185 acquireFd[count++] = list->hwLayers[i].acquireFenceFd; 1186 } 1187 } 1188 1189 data.acq_fen_fd_cnt = count; 1190 fbFd = ctx->dpyAttr[dpy].fd; 1191 1192 //Waits for acquire fences, returns a release fence 1193 if(LIKELY(!swapzero)) { 1194 uint64_t start = systemTime(); 1195 ret = ioctl(fbFd, MSMFB_BUFFER_SYNC, &data); 1196 ALOGD_IF(HWC_UTILS_DEBUG, "%s: time taken for MSMFB_BUFFER_SYNC IOCTL = %d", 1197 __FUNCTION__, (size_t) ns2ms(systemTime() - start)); 1198 } 1199 1200 if(ret < 0) { 1201 ALOGE("%s: ioctl MSMFB_BUFFER_SYNC failed, err=%s", 1202 __FUNCTION__, strerror(errno)); 1203 ALOGE("%s: acq_fen_fd_cnt=%d flags=%d fd=%d dpy=%d numHwLayers=%d", 1204 __FUNCTION__, data.acq_fen_fd_cnt, data.flags, fbFd, 1205 dpy, list->numHwLayers); 1206 } 1207 1208 for(uint32_t i = 0; i < list->numHwLayers; i++) { 1209 if(list->hwLayers[i].compositionType == HWC_OVERLAY || 1210 list->hwLayers[i].compositionType == HWC_FRAMEBUFFER_TARGET) { 1211 //Populate releaseFenceFds. 1212 if(UNLIKELY(swapzero)) { 1213 list->hwLayers[i].releaseFenceFd = -1; 1214 } else if(isExtAnimating) { 1215 // Release all the app layer fds immediately, 1216 // if animation is in progress. 1217 list->hwLayers[i].releaseFenceFd = -1; 1218 } else if(list->hwLayers[i].releaseFenceFd < 0) { 1219 //If rotator has not already populated this field. 1220 list->hwLayers[i].releaseFenceFd = dup(releaseFd); 1221 } 1222 } 1223 } 1224 1225 if(fd >= 0) { 1226 close(fd); 1227 fd = -1; 1228 } 1229 1230 if (ctx->mCopyBit[dpy]) 1231 ctx->mCopyBit[dpy]->setReleaseFd(releaseFd); 1232 1233 //Signals when MDP finishes reading rotator buffers. 1234 ctx->mLayerRotMap[dpy]->setReleaseFd(releaseFd); 1235 1236 // if external is animating, close the relaseFd 1237 if(isExtAnimating) { 1238 close(releaseFd); 1239 releaseFd = -1; 1240 } 1241 1242 if(UNLIKELY(swapzero)){ 1243 list->retireFenceFd = -1; 1244 close(releaseFd); 1245 } else { 1246 list->retireFenceFd = releaseFd; 1247 } 1248 1249 return ret; 1250} 1251 1252void setMdpFlags(hwc_layer_1_t *layer, 1253 ovutils::eMdpFlags &mdpFlags, 1254 int rotDownscale, int transform) { 1255 private_handle_t *hnd = (private_handle_t *)layer->handle; 1256 MetaData_t *metadata = hnd ? (MetaData_t *)hnd->base_metadata : NULL; 1257 1258 if(layer->blending == HWC_BLENDING_PREMULT) { 1259 ovutils::setMdpFlags(mdpFlags, 1260 ovutils::OV_MDP_BLEND_FG_PREMULT); 1261 } 1262 1263 if(isYuvBuffer(hnd)) { 1264 if(isSecureBuffer(hnd)) { 1265 ovutils::setMdpFlags(mdpFlags, 1266 ovutils::OV_MDP_SECURE_OVERLAY_SESSION); 1267 } 1268 if(metadata && (metadata->operation & PP_PARAM_INTERLACED) && 1269 metadata->interlaced) { 1270 ovutils::setMdpFlags(mdpFlags, 1271 ovutils::OV_MDP_DEINTERLACE); 1272 } 1273 //Pre-rotation will be used using rotator. 1274 if(transform & HWC_TRANSFORM_ROT_90) { 1275 ovutils::setMdpFlags(mdpFlags, 1276 ovutils::OV_MDP_SOURCE_ROTATED_90); 1277 } 1278 } 1279 1280 if(isSecureDisplayBuffer(hnd)) { 1281 // Secure display needs both SECURE_OVERLAY and SECURE_DISPLAY_OV 1282 ovutils::setMdpFlags(mdpFlags, 1283 ovutils::OV_MDP_SECURE_OVERLAY_SESSION); 1284 ovutils::setMdpFlags(mdpFlags, 1285 ovutils::OV_MDP_SECURE_DISPLAY_OVERLAY_SESSION); 1286 } 1287 //No 90 component and no rot-downscale then flips done by MDP 1288 //If we use rot then it might as well do flips 1289 if(!(transform & HWC_TRANSFORM_ROT_90) && !rotDownscale) { 1290 if(transform & HWC_TRANSFORM_FLIP_H) { 1291 ovutils::setMdpFlags(mdpFlags, ovutils::OV_MDP_FLIP_H); 1292 } 1293 1294 if(transform & HWC_TRANSFORM_FLIP_V) { 1295 ovutils::setMdpFlags(mdpFlags, ovutils::OV_MDP_FLIP_V); 1296 } 1297 } 1298 1299 if(metadata && 1300 ((metadata->operation & PP_PARAM_HSIC) 1301 || (metadata->operation & PP_PARAM_IGC) 1302 || (metadata->operation & PP_PARAM_SHARP2))) { 1303 ovutils::setMdpFlags(mdpFlags, ovutils::OV_MDP_PP_EN); 1304 } 1305} 1306 1307int configRotator(Rotator *rot, Whf& whf, 1308 hwc_rect_t& crop, const eMdpFlags& mdpFlags, 1309 const eTransform& orient, const int& downscale) { 1310 1311 // Fix alignments for TILED format 1312 if(whf.format == MDP_Y_CRCB_H2V2_TILE || 1313 whf.format == MDP_Y_CBCR_H2V2_TILE) { 1314 whf.w = utils::alignup(whf.w, 64); 1315 whf.h = utils::alignup(whf.h, 32); 1316 } 1317 rot->setSource(whf); 1318 1319 if (qdutils::MDPVersion::getInstance().getMDPVersion() >= 1320 qdutils::MDSS_V5) { 1321 uint32_t crop_w = (crop.right - crop.left); 1322 uint32_t crop_h = (crop.bottom - crop.top); 1323 if (ovutils::isYuv(whf.format)) { 1324 ovutils::normalizeCrop((uint32_t&)crop.left, crop_w); 1325 ovutils::normalizeCrop((uint32_t&)crop.top, crop_h); 1326 // For interlaced, crop.h should be 4-aligned 1327 if ((mdpFlags & ovutils::OV_MDP_DEINTERLACE) && (crop_h % 4)) 1328 crop_h = ovutils::aligndown(crop_h, 4); 1329 crop.right = crop.left + crop_w; 1330 crop.bottom = crop.top + crop_h; 1331 } 1332 Dim rotCrop(crop.left, crop.top, crop_w, crop_h); 1333 rot->setCrop(rotCrop); 1334 } 1335 1336 rot->setFlags(mdpFlags); 1337 rot->setTransform(orient); 1338 rot->setDownscale(downscale); 1339 if(!rot->commit()) return -1; 1340 return 0; 1341} 1342 1343int configMdp(Overlay *ov, const PipeArgs& parg, 1344 const eTransform& orient, const hwc_rect_t& crop, 1345 const hwc_rect_t& pos, const MetaData_t *metadata, 1346 const eDest& dest) { 1347 ov->setSource(parg, dest); 1348 ov->setTransform(orient, dest); 1349 1350 int crop_w = crop.right - crop.left; 1351 int crop_h = crop.bottom - crop.top; 1352 Dim dcrop(crop.left, crop.top, crop_w, crop_h); 1353 ov->setCrop(dcrop, dest); 1354 1355 int posW = pos.right - pos.left; 1356 int posH = pos.bottom - pos.top; 1357 Dim position(pos.left, pos.top, posW, posH); 1358 ov->setPosition(position, dest); 1359 1360 if (metadata) 1361 ov->setVisualParams(*metadata, dest); 1362 1363 if (!ov->commit(dest)) { 1364 return -1; 1365 } 1366 return 0; 1367} 1368 1369int configColorLayer(hwc_context_t *ctx, hwc_layer_1_t *layer, 1370 const int& dpy, eMdpFlags& mdpFlags, eZorder& z, 1371 eIsFg& isFg, const eDest& dest) { 1372 1373 hwc_rect_t dst = layer->displayFrame; 1374 trimLayer(ctx, dpy, 0, dst, dst); 1375 1376 int w = ctx->dpyAttr[dpy].xres; 1377 int h = ctx->dpyAttr[dpy].yres; 1378 int dst_w = dst.right - dst.left; 1379 int dst_h = dst.bottom - dst.top; 1380 uint32_t color = layer->transform; 1381 Whf whf(w, h, getMdpFormat(HAL_PIXEL_FORMAT_RGBA_8888), 0); 1382 1383 if (layer->blending == HWC_BLENDING_PREMULT) 1384 ovutils::setMdpFlags(mdpFlags, ovutils::OV_MDP_BLEND_FG_PREMULT); 1385 1386 PipeArgs parg(mdpFlags, whf, z, isFg, static_cast<eRotFlags>(0), 1387 layer->planeAlpha, 1388 (ovutils::eBlending) getBlending(layer->blending)); 1389 1390 // Configure MDP pipe for Color layer 1391 Dim pos(dst.left, dst.top, dst_w, dst_h); 1392 ctx->mOverlay->setSource(parg, dest); 1393 ctx->mOverlay->setColor(color, dest); 1394 ctx->mOverlay->setTransform(0, dest); 1395 ctx->mOverlay->setCrop(pos, dest); 1396 ctx->mOverlay->setPosition(pos, dest); 1397 1398 if (!ctx->mOverlay->commit(dest)) { 1399 ALOGE("%s: Configure color layer failed!", __FUNCTION__); 1400 return -1; 1401 } 1402 return 0; 1403} 1404 1405void updateSource(eTransform& orient, Whf& whf, 1406 hwc_rect_t& crop) { 1407 Dim srcCrop(crop.left, crop.top, 1408 crop.right - crop.left, 1409 crop.bottom - crop.top); 1410 orient = static_cast<eTransform>(ovutils::getMdpOrient(orient)); 1411 preRotateSource(orient, whf, srcCrop); 1412 if (qdutils::MDPVersion::getInstance().getMDPVersion() >= 1413 qdutils::MDSS_V5) { 1414 // Source for overlay will be the cropped (and rotated) 1415 crop.left = 0; 1416 crop.top = 0; 1417 crop.right = srcCrop.w; 1418 crop.bottom = srcCrop.h; 1419 // Set width & height equal to sourceCrop w & h 1420 whf.w = srcCrop.w; 1421 whf.h = srcCrop.h; 1422 } else { 1423 crop.left = srcCrop.x; 1424 crop.top = srcCrop.y; 1425 crop.right = srcCrop.x + srcCrop.w; 1426 crop.bottom = srcCrop.y + srcCrop.h; 1427 } 1428} 1429 1430int configureNonSplit(hwc_context_t *ctx, hwc_layer_1_t *layer, 1431 const int& dpy, eMdpFlags& mdpFlags, eZorder& z, 1432 eIsFg& isFg, const eDest& dest, Rotator **rot) { 1433 1434 private_handle_t *hnd = (private_handle_t *)layer->handle; 1435 1436 if(!hnd) { 1437 if (layer->flags & HWC_COLOR_FILL) { 1438 // Configure Color layer 1439 return configColorLayer(ctx, layer, dpy, mdpFlags, z, isFg, dest); 1440 } 1441 ALOGE("%s: layer handle is NULL", __FUNCTION__); 1442 return -1; 1443 } 1444 1445 MetaData_t *metadata = (MetaData_t *)hnd->base_metadata; 1446 1447 hwc_rect_t crop = integerizeSourceCrop(layer->sourceCropf); 1448 hwc_rect_t dst = layer->displayFrame; 1449 int transform = layer->transform; 1450 eTransform orient = static_cast<eTransform>(transform); 1451 int downscale = 0; 1452 int rotFlags = ovutils::ROT_FLAGS_NONE; 1453 Whf whf(getWidth(hnd), getHeight(hnd), 1454 getMdpFormat(hnd->format), hnd->size); 1455 1456 // Handle R/B swap 1457 if (layer->flags & HWC_FORMAT_RB_SWAP) { 1458 if (hnd->format == HAL_PIXEL_FORMAT_RGBA_8888) 1459 whf.format = getMdpFormat(HAL_PIXEL_FORMAT_BGRA_8888); 1460 else if (hnd->format == HAL_PIXEL_FORMAT_RGBX_8888) 1461 whf.format = getMdpFormat(HAL_PIXEL_FORMAT_BGRX_8888); 1462 } 1463 1464 calcExtDisplayPosition(ctx, hnd, dpy, crop, dst, transform, orient); 1465 1466 if(isYuvBuffer(hnd) && ctx->mMDP.version >= qdutils::MDP_V4_2 && 1467 ctx->mMDP.version < qdutils::MDSS_V5) { 1468 downscale = getDownscaleFactor( 1469 crop.right - crop.left, 1470 crop.bottom - crop.top, 1471 dst.right - dst.left, 1472 dst.bottom - dst.top); 1473 if(downscale) { 1474 rotFlags = ROT_DOWNSCALE_ENABLED; 1475 } 1476 } 1477 1478 setMdpFlags(layer, mdpFlags, downscale, transform); 1479 1480 if(isYuvBuffer(hnd) && //if 90 component or downscale, use rot 1481 ((transform & HWC_TRANSFORM_ROT_90) || downscale)) { 1482 *rot = ctx->mRotMgr->getNext(); 1483 if(*rot == NULL) return -1; 1484 if(!dpy) 1485 BwcPM::setBwc(ctx, crop, dst, transform, mdpFlags); 1486 //Configure rotator for pre-rotation 1487 if(configRotator(*rot, whf, crop, mdpFlags, orient, downscale) < 0) { 1488 ALOGE("%s: configRotator failed!", __FUNCTION__); 1489 ctx->mOverlay->clear(dpy); 1490 ctx->mLayerRotMap[dpy]->clear(); 1491 return -1; 1492 } 1493 ctx->mLayerRotMap[dpy]->add(layer, *rot); 1494 whf.format = (*rot)->getDstFormat(); 1495 updateSource(orient, whf, crop); 1496 rotFlags |= ovutils::ROT_PREROTATED; 1497 } 1498 1499 //For the mdp, since either we are pre-rotating or MDP does flips 1500 orient = OVERLAY_TRANSFORM_0; 1501 transform = 0; 1502 PipeArgs parg(mdpFlags, whf, z, isFg, 1503 static_cast<eRotFlags>(rotFlags), layer->planeAlpha, 1504 (ovutils::eBlending) getBlending(layer->blending)); 1505 1506 if(configMdp(ctx->mOverlay, parg, orient, crop, dst, metadata, dest) < 0) { 1507 ALOGE("%s: commit failed for low res panel", __FUNCTION__); 1508 ctx->mLayerRotMap[dpy]->clear(); 1509 return -1; 1510 } 1511 return 0; 1512} 1513 1514//Helper to 1) Ensure crops dont have gaps 2) Ensure L and W are even 1515void sanitizeSourceCrop(hwc_rect_t& cropL, hwc_rect_t& cropR, 1516 private_handle_t *hnd) { 1517 if(cropL.right - cropL.left) { 1518 if(isYuvBuffer(hnd)) { 1519 //Always safe to even down left 1520 ovutils::even_floor(cropL.left); 1521 //If right is even, automatically width is even, since left is 1522 //already even 1523 ovutils::even_floor(cropL.right); 1524 } 1525 //Make sure there are no gaps between left and right splits if the layer 1526 //is spread across BOTH halves 1527 if(cropR.right - cropR.left) { 1528 cropR.left = cropL.right; 1529 } 1530 } 1531 1532 if(cropR.right - cropR.left) { 1533 if(isYuvBuffer(hnd)) { 1534 //Always safe to even down left 1535 ovutils::even_floor(cropR.left); 1536 //If right is even, automatically width is even, since left is 1537 //already even 1538 ovutils::even_floor(cropR.right); 1539 } 1540 } 1541} 1542 1543int configureSplit(hwc_context_t *ctx, hwc_layer_1_t *layer, 1544 const int& dpy, eMdpFlags& mdpFlagsL, eZorder& z, 1545 eIsFg& isFg, const eDest& lDest, const eDest& rDest, 1546 Rotator **rot) { 1547 private_handle_t *hnd = (private_handle_t *)layer->handle; 1548 if(!hnd) { 1549 ALOGE("%s: layer handle is NULL", __FUNCTION__); 1550 return -1; 1551 } 1552 1553 MetaData_t *metadata = (MetaData_t *)hnd->base_metadata; 1554 1555 int hw_w = ctx->dpyAttr[dpy].xres; 1556 int hw_h = ctx->dpyAttr[dpy].yres; 1557 hwc_rect_t crop = integerizeSourceCrop(layer->sourceCropf); 1558 hwc_rect_t dst = layer->displayFrame; 1559 int transform = layer->transform; 1560 eTransform orient = static_cast<eTransform>(transform); 1561 const int downscale = 0; 1562 int rotFlags = ROT_FLAGS_NONE; 1563 1564 Whf whf(getWidth(hnd), getHeight(hnd), 1565 getMdpFormat(hnd->format), hnd->size); 1566 1567 // Handle R/B swap 1568 if (layer->flags & HWC_FORMAT_RB_SWAP) { 1569 if (hnd->format == HAL_PIXEL_FORMAT_RGBA_8888) 1570 whf.format = getMdpFormat(HAL_PIXEL_FORMAT_BGRA_8888); 1571 else if (hnd->format == HAL_PIXEL_FORMAT_RGBX_8888) 1572 whf.format = getMdpFormat(HAL_PIXEL_FORMAT_BGRX_8888); 1573 } 1574 1575 setMdpFlags(layer, mdpFlagsL, 0, transform); 1576 1577 if(lDest != OV_INVALID && rDest != OV_INVALID) { 1578 //Enable overfetch 1579 setMdpFlags(mdpFlagsL, OV_MDSS_MDP_DUAL_PIPE); 1580 } 1581 1582 //Will do something only if feature enabled and conditions suitable 1583 //hollow call otherwise 1584 if(ctx->mAD->prepare(ctx, crop, whf, hnd)) { 1585 overlay::Writeback *wb = overlay::Writeback::getInstance(); 1586 whf.format = wb->getOutputFormat(); 1587 } 1588 1589 if(isYuvBuffer(hnd) && (transform & HWC_TRANSFORM_ROT_90)) { 1590 (*rot) = ctx->mRotMgr->getNext(); 1591 if((*rot) == NULL) return -1; 1592 //Configure rotator for pre-rotation 1593 if(configRotator(*rot, whf, crop, mdpFlagsL, orient, downscale) < 0) { 1594 ALOGE("%s: configRotator failed!", __FUNCTION__); 1595 ctx->mOverlay->clear(dpy); 1596 ctx->mLayerRotMap[dpy]->clear(); 1597 return -1; 1598 } 1599 ctx->mLayerRotMap[dpy]->add(layer, *rot); 1600 whf.format = (*rot)->getDstFormat(); 1601 updateSource(orient, whf, crop); 1602 rotFlags |= ROT_PREROTATED; 1603 } 1604 1605 eMdpFlags mdpFlagsR = mdpFlagsL; 1606 setMdpFlags(mdpFlagsR, OV_MDSS_MDP_RIGHT_MIXER); 1607 1608 hwc_rect_t tmp_cropL = {0}, tmp_dstL = {0}; 1609 hwc_rect_t tmp_cropR = {0}, tmp_dstR = {0}; 1610 1611 const int lSplit = getLeftSplit(ctx, dpy); 1612 1613 if(lDest != OV_INVALID) { 1614 tmp_cropL = crop; 1615 tmp_dstL = dst; 1616 hwc_rect_t scissor = {0, 0, lSplit, hw_h }; 1617 qhwc::calculate_crop_rects(tmp_cropL, tmp_dstL, scissor, 0); 1618 } 1619 if(rDest != OV_INVALID) { 1620 tmp_cropR = crop; 1621 tmp_dstR = dst; 1622 hwc_rect_t scissor = {lSplit, 0, hw_w, hw_h }; 1623 qhwc::calculate_crop_rects(tmp_cropR, tmp_dstR, scissor, 0); 1624 } 1625 1626 sanitizeSourceCrop(tmp_cropL, tmp_cropR, hnd); 1627 1628 //When buffer is H-flipped, contents of mixer config also needs to swapped 1629 //Not needed if the layer is confined to one half of the screen. 1630 //If rotator has been used then it has also done the flips, so ignore them. 1631 if((orient & OVERLAY_TRANSFORM_FLIP_H) && lDest != OV_INVALID 1632 && rDest != OV_INVALID && (*rot) == NULL) { 1633 hwc_rect_t new_cropR; 1634 new_cropR.left = tmp_cropL.left; 1635 new_cropR.right = new_cropR.left + (tmp_cropR.right - tmp_cropR.left); 1636 1637 hwc_rect_t new_cropL; 1638 new_cropL.left = new_cropR.right; 1639 new_cropL.right = tmp_cropR.right; 1640 1641 tmp_cropL.left = new_cropL.left; 1642 tmp_cropL.right = new_cropL.right; 1643 1644 tmp_cropR.left = new_cropR.left; 1645 tmp_cropR.right = new_cropR.right; 1646 1647 } 1648 1649 //For the mdp, since either we are pre-rotating or MDP does flips 1650 orient = OVERLAY_TRANSFORM_0; 1651 transform = 0; 1652 1653 //configure left mixer 1654 if(lDest != OV_INVALID) { 1655 PipeArgs pargL(mdpFlagsL, whf, z, isFg, 1656 static_cast<eRotFlags>(rotFlags), layer->planeAlpha, 1657 (ovutils::eBlending) getBlending(layer->blending)); 1658 1659 if(configMdp(ctx->mOverlay, pargL, orient, 1660 tmp_cropL, tmp_dstL, metadata, lDest) < 0) { 1661 ALOGE("%s: commit failed for left mixer config", __FUNCTION__); 1662 ctx->mLayerRotMap[dpy]->clear(); 1663 return -1; 1664 } 1665 } 1666 1667 //configure right mixer 1668 if(rDest != OV_INVALID) { 1669 PipeArgs pargR(mdpFlagsR, whf, z, isFg, 1670 static_cast<eRotFlags>(rotFlags), 1671 layer->planeAlpha, 1672 (ovutils::eBlending) getBlending(layer->blending)); 1673 tmp_dstR.right = tmp_dstR.right - lSplit; 1674 tmp_dstR.left = tmp_dstR.left - lSplit; 1675 if(configMdp(ctx->mOverlay, pargR, orient, 1676 tmp_cropR, tmp_dstR, metadata, rDest) < 0) { 1677 ALOGE("%s: commit failed for right mixer config", __FUNCTION__); 1678 ctx->mLayerRotMap[dpy]->clear(); 1679 return -1; 1680 } 1681 } 1682 1683 return 0; 1684} 1685 1686int configureSourceSplit(hwc_context_t *ctx, hwc_layer_1_t *layer, 1687 const int& dpy, eMdpFlags& mdpFlagsL, eZorder& z, 1688 eIsFg& isFg, const eDest& lDest, const eDest& rDest, 1689 Rotator **rot) { 1690 private_handle_t *hnd = (private_handle_t *)layer->handle; 1691 if(!hnd) { 1692 ALOGE("%s: layer handle is NULL", __FUNCTION__); 1693 return -1; 1694 } 1695 1696 MetaData_t *metadata = (MetaData_t *)hnd->base_metadata; 1697 1698 int hw_w = ctx->dpyAttr[dpy].xres; 1699 int hw_h = ctx->dpyAttr[dpy].yres; 1700 hwc_rect_t crop = integerizeSourceCrop(layer->sourceCropf);; 1701 hwc_rect_t dst = layer->displayFrame; 1702 int transform = layer->transform; 1703 eTransform orient = static_cast<eTransform>(transform); 1704 const int downscale = 0; 1705 int rotFlags = ROT_FLAGS_NONE; 1706 //Splitting only YUV layer on primary panel needs different zorders 1707 //for both layers as both the layers are configured to single mixer 1708 eZorder lz = z; 1709 eZorder rz = (eZorder)(z + 1); 1710 1711 Whf whf(getWidth(hnd), getHeight(hnd), 1712 getMdpFormat(hnd->format), hnd->size); 1713 1714 setMdpFlags(layer, mdpFlagsL, 0, transform); 1715 trimLayer(ctx, dpy, transform, crop, dst); 1716 1717 if(isYuvBuffer(hnd) && (transform & HWC_TRANSFORM_ROT_90)) { 1718 (*rot) = ctx->mRotMgr->getNext(); 1719 if((*rot) == NULL) return -1; 1720 if(!dpy) 1721 BwcPM::setBwc(ctx, crop, dst, transform, mdpFlagsL); 1722 //Configure rotator for pre-rotation 1723 if(configRotator(*rot, whf, crop, mdpFlagsL, orient, downscale) < 0) { 1724 ALOGE("%s: configRotator failed!", __FUNCTION__); 1725 ctx->mOverlay->clear(dpy); 1726 return -1; 1727 } 1728 ctx->mLayerRotMap[dpy]->add(layer, *rot); 1729 whf.format = (*rot)->getDstFormat(); 1730 updateSource(orient, whf, crop); 1731 rotFlags |= ROT_PREROTATED; 1732 } 1733 1734 eMdpFlags mdpFlagsR = mdpFlagsL; 1735 int lSplit = dst.left + (dst.right - dst.left)/2; 1736 1737 hwc_rect_t tmp_cropL = {0}, tmp_dstL = {0}; 1738 hwc_rect_t tmp_cropR = {0}, tmp_dstR = {0}; 1739 1740 if(lDest != OV_INVALID) { 1741 tmp_cropL = crop; 1742 tmp_dstL = dst; 1743 hwc_rect_t scissor = {dst.left, dst.top, lSplit, dst.bottom }; 1744 qhwc::calculate_crop_rects(tmp_cropL, tmp_dstL, scissor, 0); 1745 } 1746 if(rDest != OV_INVALID) { 1747 tmp_cropR = crop; 1748 tmp_dstR = dst; 1749 hwc_rect_t scissor = {lSplit, dst.top, dst.right, dst.bottom }; 1750 qhwc::calculate_crop_rects(tmp_cropR, tmp_dstR, scissor, 0); 1751 } 1752 1753 sanitizeSourceCrop(tmp_cropL, tmp_cropR, hnd); 1754 1755 //When buffer is H-flipped, contents of mixer config also needs to swapped 1756 //Not needed if the layer is confined to one half of the screen. 1757 //If rotator has been used then it has also done the flips, so ignore them. 1758 if((orient & OVERLAY_TRANSFORM_FLIP_H) && lDest != OV_INVALID 1759 && rDest != OV_INVALID && (*rot) == NULL) { 1760 hwc_rect_t new_cropR; 1761 new_cropR.left = tmp_cropL.left; 1762 new_cropR.right = new_cropR.left + (tmp_cropR.right - tmp_cropR.left); 1763 1764 hwc_rect_t new_cropL; 1765 new_cropL.left = new_cropR.right; 1766 new_cropL.right = tmp_cropR.right; 1767 1768 tmp_cropL.left = new_cropL.left; 1769 tmp_cropL.right = new_cropL.right; 1770 1771 tmp_cropR.left = new_cropR.left; 1772 tmp_cropR.right = new_cropR.right; 1773 1774 } 1775 1776 //For the mdp, since either we are pre-rotating or MDP does flips 1777 orient = OVERLAY_TRANSFORM_0; 1778 transform = 0; 1779 1780 //configure left half 1781 if(lDest != OV_INVALID) { 1782 PipeArgs pargL(mdpFlagsL, whf, lz, isFg, 1783 static_cast<eRotFlags>(rotFlags), layer->planeAlpha, 1784 (ovutils::eBlending) getBlending(layer->blending)); 1785 1786 if(configMdp(ctx->mOverlay, pargL, orient, 1787 tmp_cropL, tmp_dstL, metadata, lDest) < 0) { 1788 ALOGE("%s: commit failed for left half config", __FUNCTION__); 1789 return -1; 1790 } 1791 } 1792 1793 //configure right half 1794 if(rDest != OV_INVALID) { 1795 PipeArgs pargR(mdpFlagsR, whf, rz, isFg, 1796 static_cast<eRotFlags>(rotFlags), 1797 layer->planeAlpha, 1798 (ovutils::eBlending) getBlending(layer->blending)); 1799 if(configMdp(ctx->mOverlay, pargR, orient, 1800 tmp_cropR, tmp_dstR, metadata, rDest) < 0) { 1801 ALOGE("%s: commit failed for right half config", __FUNCTION__); 1802 return -1; 1803 } 1804 } 1805 1806 return 0; 1807} 1808 1809bool canUseRotator(hwc_context_t *ctx, int dpy) { 1810 if(qdutils::MDPVersion::getInstance().is8x26() && 1811 ctx->mVirtualDisplay->isConnected() && 1812 !ctx->dpyAttr[HWC_DISPLAY_VIRTUAL].isPause) { 1813 /* 8x26 mdss driver supports multiplexing of DMA pipe 1814 * in LINE and BLOCK modes for writeback panels. 1815 */ 1816 if(dpy == HWC_DISPLAY_PRIMARY) 1817 return false; 1818 } 1819 if(ctx->mMDP.version == qdutils::MDP_V3_0_4) 1820 return false; 1821 return true; 1822} 1823 1824int getLeftSplit(hwc_context_t *ctx, const int& dpy) { 1825 //Default even split for all displays with high res 1826 int lSplit = ctx->dpyAttr[dpy].xres / 2; 1827 if(dpy == HWC_DISPLAY_PRIMARY && 1828 qdutils::MDPVersion::getInstance().getLeftSplit()) { 1829 //Override if split published by driver for primary 1830 lSplit = qdutils::MDPVersion::getInstance().getLeftSplit(); 1831 } 1832 return lSplit; 1833} 1834 1835bool isDisplaySplit(hwc_context_t* ctx, int dpy) { 1836 if(ctx->dpyAttr[dpy].xres > qdutils::MAX_DISPLAY_DIM) { 1837 return true; 1838 } 1839 //For testing we could split primary via device tree values 1840 if(dpy == HWC_DISPLAY_PRIMARY && 1841 qdutils::MDPVersion::getInstance().getRightSplit()) { 1842 return true; 1843 } 1844 return false; 1845} 1846 1847void BwcPM::setBwc(hwc_context_t *ctx, const hwc_rect_t& crop, 1848 const hwc_rect_t& dst, const int& transform, 1849 ovutils::eMdpFlags& mdpFlags) { 1850 //Target doesnt support Bwc 1851 if(!qdutils::MDPVersion::getInstance().supportsBWC()) { 1852 return; 1853 } 1854 //src width > MAX mixer supported dim 1855 if((crop.right - crop.left) > qdutils::MAX_DISPLAY_DIM) { 1856 return; 1857 } 1858 //Decimation necessary, cannot use BWC. H/W requirement. 1859 if(qdutils::MDPVersion::getInstance().supportsDecimation()) { 1860 int src_w = crop.right - crop.left; 1861 int src_h = crop.bottom - crop.top; 1862 int dst_w = dst.right - dst.left; 1863 int dst_h = dst.bottom - dst.top; 1864 if(transform & HAL_TRANSFORM_ROT_90) { 1865 swap(src_w, src_h); 1866 } 1867 float horDscale = 0.0f; 1868 float verDscale = 0.0f; 1869 int horzDeci = 0; 1870 int vertDeci = 0; 1871 ovutils::getDecimationFactor(src_w, src_h, dst_w, dst_h, horDscale, 1872 verDscale); 1873 //TODO Use log2f once math.h has it 1874 if((int)horDscale) 1875 horzDeci = (int)(log(horDscale) / log(2)); 1876 if((int)verDscale) 1877 vertDeci = (int)(log(verDscale) / log(2)); 1878 if(horzDeci || vertDeci) return; 1879 } 1880 //Property 1881 char value[PROPERTY_VALUE_MAX]; 1882 property_get("debug.disable.bwc", value, "0"); 1883 if(atoi(value)) return; 1884 1885 ovutils::setMdpFlags(mdpFlags, ovutils::OV_MDSS_MDP_BWC_EN); 1886} 1887 1888void LayerRotMap::add(hwc_layer_1_t* layer, Rotator *rot) { 1889 if(mCount >= MAX_SESS) return; 1890 mLayer[mCount] = layer; 1891 mRot[mCount] = rot; 1892 mCount++; 1893} 1894 1895void LayerRotMap::reset() { 1896 for (int i = 0; i < MAX_SESS; i++) { 1897 mLayer[i] = 0; 1898 mRot[i] = 0; 1899 } 1900 mCount = 0; 1901} 1902 1903void LayerRotMap::clear() { 1904 for (uint32_t i = 0; i < mCount; i++) { 1905 //mCount represents rotator objects for just this display. 1906 //We could have popped mCount topmost objects from mRotMgr, but if each 1907 //round has the same failure, typical of stability runs, it would lead 1908 //to unnecessary memory allocation, deallocation each time. So we let 1909 //the rotator objects be around, but just knock off the fences they 1910 //hold. Ultimately the rotator objects will be GCed when not required. 1911 //Also resetting fences is required if at least one rotation round has 1912 //succeeded before. It'll be a NOP otherwise. 1913 mRot[i]->resetReleaseFd(); 1914 } 1915 reset(); 1916} 1917 1918void LayerRotMap::setReleaseFd(const int& fence) { 1919 for(uint32_t i = 0; i < mCount; i++) { 1920 mRot[i]->setReleaseFd(dup(fence)); 1921 } 1922} 1923 1924};//namespace qhwc 1925