1/* 2 * Copyright (C) 2010 The Android Open Source Project 3 * Copyright (C) 2012-2013, The Linux Foundation All rights reserved. 4 * 5 * Not a Contribution, Apache license notifications and license are retained 6 * for attribution purposes only. 7 * 8 * Licensed under the Apache License, Version 2.0 (the "License"); 9 * you may not use this file except in compliance with the License. 10 * You may obtain a copy of the License at 11 * 12 * http://www.apache.org/licenses/LICENSE-2.0 13 * 14 * Unless required by applicable law or agreed to in writing, software 15 * distributed under the License is distributed on an "AS IS" BASIS, 16 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 17 * See the License for the specific language governing permissions and 18 * limitations under the License. 19 */ 20#define HWC_UTILS_DEBUG 0 21#include <sys/ioctl.h> 22#include <binder/IServiceManager.h> 23#include <EGL/egl.h> 24#include <cutils/properties.h> 25#include <gralloc_priv.h> 26#include <overlay.h> 27#include <overlayRotator.h> 28#include "hwc_utils.h" 29#include "hwc_mdpcomp.h" 30#include "hwc_fbupdate.h" 31#include "mdp_version.h" 32#include "hwc_copybit.h" 33#include "external.h" 34#include "hwc_qclient.h" 35#include "QService.h" 36#include "comptype.h" 37 38using namespace qClient; 39using namespace qService; 40using namespace android; 41using namespace overlay; 42using namespace overlay::utils; 43namespace ovutils = overlay::utils; 44 45namespace qhwc { 46 47static int openFramebufferDevice(hwc_context_t *ctx) 48{ 49 struct fb_fix_screeninfo finfo; 50 struct fb_var_screeninfo info; 51 52 int fb_fd = openFb(HWC_DISPLAY_PRIMARY); 53 54 if (ioctl(fb_fd, FBIOGET_VSCREENINFO, &info) == -1) 55 return -errno; 56 57 if (int(info.width) <= 0 || int(info.height) <= 0) { 58 // the driver doesn't return that information 59 // default to 160 dpi 60 info.width = ((info.xres * 25.4f)/160.0f + 0.5f); 61 info.height = ((info.yres * 25.4f)/160.0f + 0.5f); 62 } 63 64 float xdpi = (info.xres * 25.4f) / info.width; 65 float ydpi = (info.yres * 25.4f) / info.height; 66 67#ifdef MSMFB_METADATA_GET 68 struct msmfb_metadata metadata; 69 memset(&metadata, 0 , sizeof(metadata)); 70 metadata.op = metadata_op_frame_rate; 71 72 if (ioctl(fb_fd, MSMFB_METADATA_GET, &metadata) == -1) { 73 ALOGE("Error retrieving panel frame rate"); 74 return -errno; 75 } 76 77 float fps = metadata.data.panel_frame_rate; 78#else 79 //XXX: Remove reserved field usage on all baselines 80 //The reserved[3] field is used to store FPS by the driver. 81 float fps = info.reserved[3] & 0xFF; 82#endif 83 84 if (ioctl(fb_fd, FBIOGET_FSCREENINFO, &finfo) == -1) 85 return -errno; 86 87 if (finfo.smem_len <= 0) 88 return -errno; 89 90 ctx->dpyAttr[HWC_DISPLAY_PRIMARY].fd = fb_fd; 91 //xres, yres may not be 32 aligned 92 ctx->dpyAttr[HWC_DISPLAY_PRIMARY].stride = finfo.line_length /(info.xres/8); 93 ctx->dpyAttr[HWC_DISPLAY_PRIMARY].xres = info.xres; 94 ctx->dpyAttr[HWC_DISPLAY_PRIMARY].yres = info.yres; 95 ctx->dpyAttr[HWC_DISPLAY_PRIMARY].xdpi = xdpi; 96 ctx->dpyAttr[HWC_DISPLAY_PRIMARY].ydpi = ydpi; 97 ctx->dpyAttr[HWC_DISPLAY_PRIMARY].vsync_period = 1000000000l / fps; 98 99 //Unblank primary on first boot 100 if(ioctl(fb_fd, FBIOBLANK,FB_BLANK_UNBLANK) < 0) { 101 ALOGE("%s: Failed to unblank display", __FUNCTION__); 102 return -errno; 103 } 104 ctx->dpyAttr[HWC_DISPLAY_PRIMARY].isActive = true; 105 106 return 0; 107} 108 109static int ppdComm(const char* cmd, hwc_context_t *ctx) { 110 int ret = -1; 111 ret = send(ctx->mCablProp.daemon_socket, cmd, strlen(cmd), MSG_NOSIGNAL); 112 if(ret < 0) { 113 if (errno == EPIPE) { 114 //For broken pipe case, we will close the socket and 115 //re-establish the connection 116 close(ctx->mCablProp.daemon_socket); 117 int daemon_socket = socket_local_client(DAEMON_SOCKET, 118 ANDROID_SOCKET_NAMESPACE_RESERVED, 119 SOCK_STREAM); 120 if(!daemon_socket) { 121 ALOGE("Connecting to socket failed: %s", strerror(errno)); 122 ctx->mCablProp.enabled = false; 123 return -1; 124 } 125 struct timeval timeout; 126 timeout.tv_sec = 1;//wait 1 second before timeout 127 timeout.tv_usec = 0; 128 129 if (setsockopt(daemon_socket, SOL_SOCKET, SO_SNDTIMEO, 130 (char*)&timeout, sizeof(timeout )) < 0) 131 ALOGE("setsockopt failed"); 132 133 ctx->mCablProp.daemon_socket = daemon_socket; 134 //resend the cmd after connection is re-established 135 ret = send(ctx->mCablProp.daemon_socket, cmd, strlen(cmd), 136 MSG_NOSIGNAL); 137 if (ret < 0) { 138 ALOGE("Failed to send data over socket: %s", 139 strerror(errno)); 140 return ret; 141 } 142 } else { 143 ALOGE("Failed to send data over socket: %s", 144 strerror(errno)); 145 return ret; 146 } 147 } 148 ALOGD_IF(HWC_UTILS_DEBUG, "%s: Sent command: %s", __FUNCTION__, cmd); 149 return 0; 150} 151 152static void connectPPDaemon(hwc_context_t *ctx) 153{ 154 char property[PROPERTY_VALUE_MAX]; 155 if ((property_get("ro.qualcomm.cabl", property, NULL) > 0) && 156 (atoi(property) == 1)) { 157 ALOGD("%s: CABL is enabled", __FUNCTION__); 158 ctx->mCablProp.enabled = true; 159 } else { 160 ALOGD("%s: CABL is disabled", __FUNCTION__); 161 ctx->mCablProp.enabled = false; 162 return; 163 } 164 165 if ((property_get("persist.qcom.cabl.video_only", property, NULL) > 0) && 166 (atoi(property) == 1)) { 167 ALOGD("%s: CABL is in video only mode", __FUNCTION__); 168 ctx->mCablProp.videoOnly = true; 169 } else { 170 ctx->mCablProp.videoOnly = false; 171 } 172 173 int daemon_socket = socket_local_client(DAEMON_SOCKET, 174 ANDROID_SOCKET_NAMESPACE_RESERVED, 175 SOCK_STREAM); 176 if(!daemon_socket) { 177 ALOGE("Connecting to socket failed: %s", strerror(errno)); 178 ctx->mCablProp.enabled = false; 179 return; 180 } 181 struct timeval timeout; 182 timeout.tv_sec = 1; //wait 1 second before timeout 183 timeout.tv_usec = 0; 184 185 if (setsockopt(daemon_socket, SOL_SOCKET, SO_SNDTIMEO, 186 (char*)&timeout, sizeof(timeout )) < 0) 187 ALOGE("setsockopt failed"); 188 189 ctx->mCablProp.daemon_socket = daemon_socket; 190} 191 192void initContext(hwc_context_t *ctx) 193{ 194 if(openFramebufferDevice(ctx) < 0) { 195 ALOGE("%s: failed to open framebuffer!!", __FUNCTION__); 196 } 197 198 overlay::Overlay::initOverlay(); 199 ctx->mOverlay = overlay::Overlay::getInstance(); 200 ctx->mRotMgr = new RotMgr(); 201 ctx->mMDP.version = qdutils::MDPVersion::getInstance().getMDPVersion(); 202 ctx->mMDP.hasOverlay = qdutils::MDPVersion::getInstance().hasOverlay(); 203 ctx->mMDP.panel = qdutils::MDPVersion::getInstance().getPanelType(); 204 overlay::Overlay::initOverlay(); 205 ctx->mOverlay = overlay::Overlay::getInstance(); 206 ctx->mRotMgr = new RotMgr(); 207 208 //Is created and destroyed only once for primary 209 //For external it could get created and destroyed multiple times depending 210 //on what external we connect to. 211 ctx->mFBUpdate[HWC_DISPLAY_PRIMARY] = 212 IFBUpdate::getObject(ctx->dpyAttr[HWC_DISPLAY_PRIMARY].xres, 213 HWC_DISPLAY_PRIMARY); 214 215 // Check if the target supports copybit compostion (dyn/mdp/c2d) to 216 // decide if we need to open the copybit module. 217 int compositionType = 218 qdutils::QCCompositionType::getInstance().getCompositionType(); 219 220 if (compositionType & (qdutils::COMPOSITION_TYPE_DYN | 221 qdutils::COMPOSITION_TYPE_MDP | 222 qdutils::COMPOSITION_TYPE_C2D)) { 223 ctx->mCopyBit[HWC_DISPLAY_PRIMARY] = new CopyBit(); 224 } 225 226 ctx->mExtDisplay = new ExternalDisplay(ctx); 227 228 for (uint32_t i = 0; i < MAX_DISPLAYS; i++) { 229 ctx->mLayerRotMap[i] = new LayerRotMap(); 230 } 231 232 ctx->mMDPComp[HWC_DISPLAY_PRIMARY] = 233 MDPComp::getObject(ctx->dpyAttr[HWC_DISPLAY_PRIMARY].xres, 234 HWC_DISPLAY_PRIMARY); 235 236 MDPComp::init(ctx); 237 238 ctx->vstate.enable = false; 239 ctx->vstate.fakevsync = false; 240 ctx->mExtDispConfiguring = false; 241 ctx->mBasePipeSetup = false; 242 243 //Right now hwc starts the service but anybody could do it, or it could be 244 //independent process as well. 245 QService::init(); 246 sp<IQClient> client = new QClient(ctx); 247 interface_cast<IQService>( 248 defaultServiceManager()->getService( 249 String16("display.qservice")))->connect(client); 250 251 ALOGI("Initializing Qualcomm Hardware Composer"); 252 ALOGI("MDP version: %d", ctx->mMDP.version); 253 254 connectPPDaemon(ctx); 255} 256 257void closeContext(hwc_context_t *ctx) 258{ 259 if(ctx->mOverlay) { 260 delete ctx->mOverlay; 261 ctx->mOverlay = NULL; 262 } 263 264 if(ctx->mRotMgr) { 265 delete ctx->mRotMgr; 266 ctx->mRotMgr = NULL; 267 } 268 269 for(int i = 0; i < MAX_DISPLAYS; i++) { 270 if(ctx->mCopyBit[i]) { 271 delete ctx->mCopyBit[i]; 272 ctx->mCopyBit[i] = NULL; 273 } 274 } 275 276 if(ctx->dpyAttr[HWC_DISPLAY_PRIMARY].fd) { 277 close(ctx->dpyAttr[HWC_DISPLAY_PRIMARY].fd); 278 ctx->dpyAttr[HWC_DISPLAY_PRIMARY].fd = -1; 279 } 280 281 if(ctx->mExtDisplay) { 282 delete ctx->mExtDisplay; 283 ctx->mExtDisplay = NULL; 284 } 285 286 for(int i = 0; i < MAX_DISPLAYS; i++) { 287 if(ctx->mFBUpdate[i]) { 288 delete ctx->mFBUpdate[i]; 289 ctx->mFBUpdate[i] = NULL; 290 } 291 if(ctx->mMDPComp[i]) { 292 delete ctx->mMDPComp[i]; 293 ctx->mMDPComp[i] = NULL; 294 } 295 if(ctx->mLayerRotMap[i]) { 296 delete ctx->mLayerRotMap[i]; 297 ctx->mLayerRotMap[i] = NULL; 298 } 299 } 300} 301 302 303void dumpsys_log(android::String8& buf, const char* fmt, ...) 304{ 305 va_list varargs; 306 va_start(varargs, fmt); 307 buf.appendFormatV(fmt, varargs); 308 va_end(varargs); 309} 310 311/* Calculates the destination position based on the action safe rectangle */ 312void getActionSafePosition(hwc_context_t *ctx, int dpy, uint32_t& x, 313 uint32_t& y, uint32_t& w, uint32_t& h) { 314 315 // if external supports underscan, do nothing 316 // it will be taken care in the driver 317 if(ctx->mExtDisplay->isCEUnderscanSupported()) 318 return; 319 320 float wRatio = 1.0; 321 float hRatio = 1.0; 322 float xRatio = 1.0; 323 float yRatio = 1.0; 324 325 float fbWidth = ctx->dpyAttr[dpy].xres; 326 float fbHeight = ctx->dpyAttr[dpy].yres; 327 328 float asX = 0; 329 float asY = 0; 330 float asW = fbWidth; 331 float asH= fbHeight; 332 char value[PROPERTY_VALUE_MAX]; 333 334 // Apply action safe parameters 335 property_get("hw.actionsafe.width", value, "0"); 336 int asWidthRatio = atoi(value); 337 property_get("hw.actionsafe.height", value, "0"); 338 int asHeightRatio = atoi(value); 339 // based on the action safe ratio, get the Action safe rectangle 340 asW = fbWidth * (1.0f - asWidthRatio / 100.0f); 341 asH = fbHeight * (1.0f - asHeightRatio / 100.0f); 342 asX = (fbWidth - asW) / 2; 343 asY = (fbHeight - asH) / 2; 344 345 // calculate the position ratio 346 xRatio = (float)x/fbWidth; 347 yRatio = (float)y/fbHeight; 348 wRatio = (float)w/fbWidth; 349 hRatio = (float)h/fbHeight; 350 351 //Calculate the position... 352 x = (xRatio * asW) + asX; 353 y = (yRatio * asH) + asY; 354 w = (wRatio * asW); 355 h = (hRatio * asH); 356 357 return; 358} 359 360bool needsScaling(hwc_layer_1_t const* layer) { 361 int dst_w, dst_h, src_w, src_h; 362 363 hwc_rect_t displayFrame = layer->displayFrame; 364 hwc_rect_t sourceCrop = layer->sourceCrop; 365 366 dst_w = displayFrame.right - displayFrame.left; 367 dst_h = displayFrame.bottom - displayFrame.top; 368 369 src_w = sourceCrop.right - sourceCrop.left; 370 src_h = sourceCrop.bottom - sourceCrop.top; 371 372 if(((src_w != dst_w) || (src_h != dst_h))) 373 return true; 374 375 return false; 376} 377 378bool isAlphaScaled(hwc_layer_1_t const* layer) { 379 if(needsScaling(layer) && isAlphaPresent(layer)) { 380 return true; 381 } 382 return false; 383} 384 385bool isAlphaPresent(hwc_layer_1_t const* layer) { 386 private_handle_t *hnd = (private_handle_t *)layer->handle; 387 if(hnd) { 388 int format = hnd->format; 389 switch(format) { 390 case HAL_PIXEL_FORMAT_RGBA_8888: 391 case HAL_PIXEL_FORMAT_BGRA_8888: 392 // In any more formats with Alpha go here.. 393 return true; 394 default : return false; 395 } 396 } 397 return false; 398} 399 400// Switch ppd on/off for YUV 401static void configurePPD(hwc_context_t *ctx, int yuvCount) { 402 if (!ctx->mCablProp.enabled) 403 return; 404 405 if (yuvCount > 0 && !ctx->mCablProp.start) { 406 ctx->mCablProp.start = true; 407 if(ctx->mCablProp.videoOnly) 408 ppdComm("cabl:on", ctx); 409 else 410 ppdComm("cabl:yuv_on", ctx); 411 412 } else if (yuvCount == 0 && ctx->mCablProp.start) { 413 ctx->mCablProp.start = false; 414 if(ctx->mCablProp.videoOnly) 415 ppdComm("cabl:off", ctx); 416 else 417 ppdComm("cabl:yuv_off", ctx); 418 return; 419 } 420} 421 422void setListStats(hwc_context_t *ctx, 423 const hwc_display_contents_1_t *list, int dpy) { 424 const int prevYuvCount = ctx->listStats[dpy].yuvCount; 425 ctx->listStats[dpy].numAppLayers = list->numHwLayers - 1; 426 ctx->listStats[dpy].fbLayerIndex = list->numHwLayers - 1; 427 ctx->listStats[dpy].skipCount = 0; 428 ctx->listStats[dpy].needsAlphaScale = false; 429 ctx->listStats[dpy].preMultipliedAlpha = false; 430 ctx->listStats[dpy].planeAlpha = false; 431 ctx->listStats[dpy].yuvCount = 0; 432 433 //reset yuv indices 434 memset(ctx->listStats[dpy].yuvIndices, -1, MAX_NUM_APP_LAYERS); 435 436 for (size_t i = 0; i < (list->numHwLayers - 1); i++) { 437 hwc_layer_1_t const* layer = &list->hwLayers[i]; 438 private_handle_t *hnd = (private_handle_t *)layer->handle; 439 440 // continue if i reaches MAX_NUM_APP_LAYERS 441 if(i >= MAX_NUM_APP_LAYERS) 442 continue; 443 444 if(list->hwLayers[i].compositionType == HWC_FRAMEBUFFER_TARGET) { 445 continue; 446 //We disregard FB being skip for now! so the else if 447 } else if (isSkipLayer(&list->hwLayers[i])) { 448 ctx->listStats[dpy].skipCount++; 449 } else if (UNLIKELY(isYuvBuffer(hnd))) { 450 int& yuvCount = ctx->listStats[dpy].yuvCount; 451 ctx->listStats[dpy].yuvIndices[yuvCount] = i; 452 yuvCount++; 453 454 if(layer->transform & HWC_TRANSFORM_ROT_90) 455 ctx->mNeedsRotator = true; 456 } 457 if(layer->blending == HWC_BLENDING_PREMULT) 458 ctx->listStats[dpy].preMultipliedAlpha = true; 459 if(layer->planeAlpha < 0xFF) 460 ctx->listStats[dpy].planeAlpha = true; 461 if(!ctx->listStats[dpy].needsAlphaScale) 462 ctx->listStats[dpy].needsAlphaScale = isAlphaScaled(layer); 463 } 464 465 //The marking of video begin/end is useful on some targets where we need 466 //to have a padding round to be able to shift pipes across mixers. 467 if(prevYuvCount != ctx->listStats[dpy].yuvCount) { 468 ctx->mVideoTransFlag = true; 469 } 470 471 if (dpy == HWC_DISPLAY_PRIMARY) 472 configurePPD(ctx, ctx->listStats[dpy].yuvCount); 473} 474 475 476static inline void calc_cut(float& leftCutRatio, float& topCutRatio, 477 float& rightCutRatio, float& bottomCutRatio, int orient) { 478 if(orient & HAL_TRANSFORM_FLIP_H) { 479 swap(leftCutRatio, rightCutRatio); 480 } 481 if(orient & HAL_TRANSFORM_FLIP_V) { 482 swap(topCutRatio, bottomCutRatio); 483 } 484 if(orient & HAL_TRANSFORM_ROT_90) { 485 //Anti clock swapping 486 float tmpCutRatio = leftCutRatio; 487 leftCutRatio = topCutRatio; 488 topCutRatio = rightCutRatio; 489 rightCutRatio = bottomCutRatio; 490 bottomCutRatio = tmpCutRatio; 491 } 492} 493 494bool isSecuring(hwc_context_t* ctx, hwc_layer_1_t const* layer) { 495 if((ctx->mMDP.version < qdutils::MDSS_V5) && 496 (ctx->mMDP.version > qdutils::MDP_V3_0) && 497 ctx->mSecuring) { 498 return true; 499 } 500 // On A-Family, Secure policy is applied system wide and not on 501 // buffers. 502 if (isSecureModePolicy(ctx->mMDP.version)) { 503 private_handle_t *hnd = (private_handle_t *)layer->handle; 504 if(ctx->mSecureMode) { 505 if (! isSecureBuffer(hnd)) { 506 // This code path executes for the following usecase: 507 // Some Apps in which first few seconds, framework 508 // sends non-secure buffer and with out destroying 509 // surfaces, switches to secure buffer thereby exposing 510 // vulnerability on A-family devices. Catch this situation 511 // and handle it gracefully by allowing it to be composed by 512 // GPU. 513 ALOGD_IF(HWC_UTILS_DEBUG, "%s: Handle non-secure video layer" 514 "during secure playback gracefully", __FUNCTION__); 515 return true; 516 } 517 } else { 518 if (isSecureBuffer(hnd)) { 519 // This code path executes for the following usecase: 520 // For some Apps, when User terminates playback, Framework 521 // doesnt destroy video surface and video surface still 522 // comes to Display HAL. This exposes vulnerability on 523 // A-family. Catch this situation and handle it gracefully 524 // by allowing it to be composed by GPU. 525 ALOGD_IF(HWC_UTILS_DEBUG, "%s: Handle secure video layer" 526 "during non-secure playback gracefully", __FUNCTION__); 527 return true; 528 } 529 } 530 } 531 return false; 532} 533 534bool isSecureModePolicy(int mdpVersion) { 535 if (mdpVersion < qdutils::MDSS_V5) 536 return true; 537 else 538 return false; 539} 540 541int getBlending(int blending) { 542 switch(blending) { 543 case HWC_BLENDING_NONE: 544 return overlay::utils::OVERLAY_BLENDING_OPAQUE; 545 case HWC_BLENDING_PREMULT: 546 return overlay::utils::OVERLAY_BLENDING_PREMULT; 547 case HWC_BLENDING_COVERAGE : 548 default: 549 return overlay::utils::OVERLAY_BLENDING_COVERAGE; 550 } 551} 552 553//Crops source buffer against destination and FB boundaries 554void calculate_crop_rects(hwc_rect_t& crop, hwc_rect_t& dst, 555 const hwc_rect_t& scissor, int orient) { 556 557 int& crop_l = crop.left; 558 int& crop_t = crop.top; 559 int& crop_r = crop.right; 560 int& crop_b = crop.bottom; 561 int crop_w = crop.right - crop.left; 562 int crop_h = crop.bottom - crop.top; 563 564 int& dst_l = dst.left; 565 int& dst_t = dst.top; 566 int& dst_r = dst.right; 567 int& dst_b = dst.bottom; 568 int dst_w = abs(dst.right - dst.left); 569 int dst_h = abs(dst.bottom - dst.top); 570 571 const int& sci_l = scissor.left; 572 const int& sci_t = scissor.top; 573 const int& sci_r = scissor.right; 574 const int& sci_b = scissor.bottom; 575 576 float leftCutRatio = 0.0f, rightCutRatio = 0.0f, topCutRatio = 0.0f, 577 bottomCutRatio = 0.0f; 578 579 if(dst_l < sci_l) { 580 leftCutRatio = (float)(sci_l - dst_l) / (float)dst_w; 581 dst_l = sci_l; 582 } 583 584 if(dst_r > sci_r) { 585 rightCutRatio = (float)(dst_r - sci_r) / (float)dst_w; 586 dst_r = sci_r; 587 } 588 589 if(dst_t < sci_t) { 590 topCutRatio = (float)(sci_t - dst_t) / (float)dst_h; 591 dst_t = sci_t; 592 } 593 594 if(dst_b > sci_b) { 595 bottomCutRatio = (float)(dst_b - sci_b) / (float)dst_h; 596 dst_b = sci_b; 597 } 598 599 calc_cut(leftCutRatio, topCutRatio, rightCutRatio, bottomCutRatio, orient); 600 crop_l += crop_w * leftCutRatio; 601 crop_t += crop_h * topCutRatio; 602 crop_r -= crop_w * rightCutRatio; 603 crop_b -= crop_h * bottomCutRatio; 604} 605 606void getNonWormholeRegion(hwc_display_contents_1_t* list, 607 hwc_rect_t& nwr) 608{ 609 uint32_t last = list->numHwLayers - 1; 610 hwc_rect_t fbDisplayFrame = list->hwLayers[last].displayFrame; 611 //Initiliaze nwr to first frame 612 nwr.left = list->hwLayers[0].displayFrame.left; 613 nwr.top = list->hwLayers[0].displayFrame.top; 614 nwr.right = list->hwLayers[0].displayFrame.right; 615 nwr.bottom = list->hwLayers[0].displayFrame.bottom; 616 617 for (uint32_t i = 1; i < last; i++) { 618 hwc_rect_t displayFrame = list->hwLayers[i].displayFrame; 619 nwr.left = min(nwr.left, displayFrame.left); 620 nwr.top = min(nwr.top, displayFrame.top); 621 nwr.right = max(nwr.right, displayFrame.right); 622 nwr.bottom = max(nwr.bottom, displayFrame.bottom); 623 } 624 625 //Intersect with the framebuffer 626 nwr.left = max(nwr.left, fbDisplayFrame.left); 627 nwr.top = max(nwr.top, fbDisplayFrame.top); 628 nwr.right = min(nwr.right, fbDisplayFrame.right); 629 nwr.bottom = min(nwr.bottom, fbDisplayFrame.bottom); 630 631} 632 633bool isExternalActive(hwc_context_t* ctx) { 634 return ctx->dpyAttr[HWC_DISPLAY_EXTERNAL].isActive; 635} 636 637void closeAcquireFds(hwc_display_contents_1_t* list) { 638 if(LIKELY(list)) { 639 for(uint32_t i = 0; i < list->numHwLayers; i++) { 640 //Close the acquireFenceFds 641 //HWC_FRAMEBUFFER are -1 already by SF, rest we close. 642 if(list->hwLayers[i].acquireFenceFd >= 0) { 643 close(list->hwLayers[i].acquireFenceFd); 644 list->hwLayers[i].acquireFenceFd = -1; 645 } 646 } 647 } 648} 649 650int hwc_sync(hwc_context_t *ctx, hwc_display_contents_1_t* list, int dpy, 651 int fd) { 652 int ret = 0; 653 int acquireFd[MAX_NUM_APP_LAYERS]; 654 int count = 0; 655 int releaseFd = -1; 656 int retireFd = -1; 657 int fbFd = -1; 658 bool swapzero = false; 659 int mdpVersion = qdutils::MDPVersion::getInstance().getMDPVersion(); 660 661 struct mdp_buf_sync data; 662 memset(&data, 0, sizeof(data)); 663 //Until B-family supports sync for rotator 664 if(mdpVersion >= qdutils::MDSS_V5) { 665 data.flags = MDP_BUF_SYNC_FLAG_WAIT; 666 } 667 data.acq_fen_fd = acquireFd; 668 data.rel_fen_fd = &releaseFd; 669 data.retire_fen_fd = &retireFd; 670 671#ifdef DEBUG_SWAPINTERVAL 672 char property[PROPERTY_VALUE_MAX]; 673 if(property_get("debug.egl.swapinterval", property, "1") > 0) { 674 if(atoi(property) == 0) 675 swapzero = true; 676 } 677#endif 678 679#ifndef MDSS_TARGET 680 //Send acquireFenceFds to rotator 681 if(mdpVersion < qdutils::MDSS_V5) { 682 //A-family 683 int rotFd = ctx->mRotMgr->getRotDevFd(); 684 struct msm_rotator_buf_sync rotData; 685 686 for(uint32_t i = 0; i < ctx->mLayerRotMap[dpy]->getCount(); i++) { 687 memset(&rotData, 0, sizeof(rotData)); 688 int& acquireFenceFd = 689 ctx->mLayerRotMap[dpy]->getLayer(i)->acquireFenceFd; 690 rotData.acq_fen_fd = acquireFenceFd; 691 rotData.session_id = ctx->mLayerRotMap[dpy]->getRot(i)->getSessId(); 692 ioctl(rotFd, MSM_ROTATOR_IOCTL_BUFFER_SYNC, &rotData); 693 close(acquireFenceFd); 694 //For MDP to wait on. 695 acquireFenceFd = dup(rotData.rel_fen_fd); 696 //A buffer is free to be used by producer as soon as its copied to 697 //rotator. 698 ctx->mLayerRotMap[dpy]->getLayer(i)->releaseFenceFd = 699 rotData.rel_fen_fd; 700 } 701 } else { 702 //TODO B-family 703 } 704 705#endif 706 //Accumulate acquireFenceFds for MDP 707 for(uint32_t i = 0; i < list->numHwLayers; i++) { 708 if(list->hwLayers[i].compositionType == HWC_OVERLAY && 709 list->hwLayers[i].acquireFenceFd >= 0) { 710 if(UNLIKELY(swapzero)) 711 acquireFd[count++] = -1; 712 else 713 acquireFd[count++] = list->hwLayers[i].acquireFenceFd; 714 } 715 if(list->hwLayers[i].compositionType == HWC_FRAMEBUFFER_TARGET) { 716 if(UNLIKELY(swapzero)) 717 acquireFd[count++] = -1; 718 else if(fd >= 0) { 719 //set the acquireFD from fd - which is coming from c2d 720 acquireFd[count++] = fd; 721 // Buffer sync IOCTL should be async when using c2d fence is 722 // used 723 data.flags &= ~MDP_BUF_SYNC_FLAG_WAIT; 724 } else if(list->hwLayers[i].acquireFenceFd >= 0) 725 acquireFd[count++] = list->hwLayers[i].acquireFenceFd; 726 } 727 } 728 729 data.acq_fen_fd_cnt = count; 730 fbFd = ctx->dpyAttr[dpy].fd; 731 732 //Waits for acquire fences, returns a release fence 733 if(LIKELY(!swapzero)) { 734 uint64_t start = systemTime(); 735 ret = ioctl(fbFd, MSMFB_BUFFER_SYNC, &data); 736 ALOGD_IF(HWC_UTILS_DEBUG, "%s: time taken for MSMFB_BUFFER_SYNC IOCTL = %d", 737 __FUNCTION__, (size_t) ns2ms(systemTime() - start)); 738 } 739 740 if(ret < 0) { 741 ALOGE("ioctl MSMFB_BUFFER_SYNC failed, err=%s", 742 strerror(errno)); 743 } 744 745 for(uint32_t i = 0; i < list->numHwLayers; i++) { 746 if(list->hwLayers[i].compositionType == HWC_OVERLAY || 747 list->hwLayers[i].compositionType == HWC_FRAMEBUFFER_TARGET) { 748 //Populate releaseFenceFds. 749 if(UNLIKELY(swapzero)) { 750 list->hwLayers[i].releaseFenceFd = -1; 751 } else if(list->hwLayers[i].releaseFenceFd < 0) { 752 //If rotator has not already populated this field. 753 list->hwLayers[i].releaseFenceFd = dup(releaseFd); 754 } 755 } 756 } 757 758 if(fd >= 0) { 759 close(fd); 760 fd = -1; 761 } 762 763 if (ctx->mCopyBit[dpy]) 764 ctx->mCopyBit[dpy]->setReleaseFd(releaseFd); 765 766 //A-family 767 if(mdpVersion < qdutils::MDSS_V5) { 768 //Signals when MDP finishes reading rotator buffers. 769 ctx->mLayerRotMap[dpy]->setReleaseFd(releaseFd); 770 } 771 close(releaseFd); 772 if(UNLIKELY(swapzero)) 773 list->retireFenceFd = -1; 774 else 775 list->retireFenceFd = retireFd; 776 return ret; 777} 778 779void trimLayer(hwc_context_t *ctx, const int& dpy, const int& transform, 780 hwc_rect_t& crop, hwc_rect_t& dst) { 781 int hw_w = ctx->dpyAttr[dpy].xres; 782 int hw_h = ctx->dpyAttr[dpy].yres; 783 if(dst.left < 0 || dst.top < 0 || 784 dst.right > hw_w || dst.bottom > hw_h) { 785 hwc_rect_t scissor = {0, 0, hw_w, hw_h }; 786 qhwc::calculate_crop_rects(crop, dst, scissor, transform); 787 } 788} 789 790void setMdpFlags(hwc_layer_1_t *layer, 791 ovutils::eMdpFlags &mdpFlags, 792 int rotDownscale) { 793 private_handle_t *hnd = (private_handle_t *)layer->handle; 794 MetaData_t *metadata = (MetaData_t *)hnd->base_metadata; 795 const int& transform = layer->transform; 796 797 if(layer->blending == HWC_BLENDING_PREMULT) { 798 ovutils::setMdpFlags(mdpFlags, 799 ovutils::OV_MDP_BLEND_FG_PREMULT); 800 } 801 802 if(isYuvBuffer(hnd)) { 803 if(isSecureBuffer(hnd)) { 804 ovutils::setMdpFlags(mdpFlags, 805 ovutils::OV_MDP_SECURE_OVERLAY_SESSION); 806 } 807 if(metadata && (metadata->operation & PP_PARAM_INTERLACED) && 808 metadata->interlaced) { 809 ovutils::setMdpFlags(mdpFlags, 810 ovutils::OV_MDP_DEINTERLACE); 811 } 812 //Pre-rotation will be used using rotator. 813 if(transform & HWC_TRANSFORM_ROT_90) { 814 ovutils::setMdpFlags(mdpFlags, 815 ovutils::OV_MDP_SOURCE_ROTATED_90); 816 } 817 } 818 819 //No 90 component and no rot-downscale then flips done by MDP 820 //If we use rot then it might as well do flips 821 if(!(layer->transform & HWC_TRANSFORM_ROT_90) && !rotDownscale) { 822 if(layer->transform & HWC_TRANSFORM_FLIP_H) { 823 ovutils::setMdpFlags(mdpFlags, ovutils::OV_MDP_FLIP_H); 824 } 825 826 if(layer->transform & HWC_TRANSFORM_FLIP_V) { 827 ovutils::setMdpFlags(mdpFlags, ovutils::OV_MDP_FLIP_V); 828 } 829 } 830 831 if(metadata && 832 ((metadata->operation & PP_PARAM_HSIC) 833 || (metadata->operation & PP_PARAM_IGC) 834 || (metadata->operation & PP_PARAM_SHARP2))) { 835 ovutils::setMdpFlags(mdpFlags, ovutils::OV_MDP_PP_EN); 836 } 837} 838 839static inline int configRotator(Rotator *rot, const Whf& whf, 840 const Whf& origWhf, const eMdpFlags& mdpFlags, 841 const eTransform& orient, 842 const int& downscale) { 843 rot->setSource(whf, origWhf); 844 rot->setFlags(mdpFlags); 845 rot->setTransform(orient); 846 rot->setDownscale(downscale); 847 if(!rot->commit()) return -1; 848 return 0; 849} 850 851/* 852 * Sets up BORDERFILL as default base pipe and detaches RGB0. 853 * Framebuffer is always updated using PLAY ioctl. 854 */ 855bool setupBasePipe(hwc_context_t *ctx) { 856 const int dpy = HWC_DISPLAY_PRIMARY; 857 int fb_width = ctx->dpyAttr[dpy].xres; 858 int fb_height = ctx->dpyAttr[dpy].yres; 859 int fb_fd = ctx->dpyAttr[dpy].fd; 860 861 mdp_overlay ovInfo; 862 msmfb_overlay_data ovData; 863 memset(&ovInfo, 0, sizeof(mdp_overlay)); 864 memset(&ovData, 0, sizeof(msmfb_overlay_data)); 865 866 ovInfo.src.format = MDP_RGB_BORDERFILL; 867 ovInfo.src.width = fb_width; 868 ovInfo.src.height = fb_height; 869 ovInfo.src_rect.w = fb_width; 870 ovInfo.src_rect.h = fb_height; 871 ovInfo.dst_rect.w = fb_width; 872 ovInfo.dst_rect.h = fb_height; 873 ovInfo.id = MSMFB_NEW_REQUEST; 874 875 if (ioctl(fb_fd, MSMFB_OVERLAY_SET, &ovInfo) < 0) { 876 ALOGE("Failed to call ioctl MSMFB_OVERLAY_SET err=%s", 877 strerror(errno)); 878 return false; 879 } 880 881 ovData.id = ovInfo.id; 882 if (ioctl(fb_fd, MSMFB_OVERLAY_PLAY, &ovData) < 0) { 883 ALOGE("Failed to call ioctl MSMFB_OVERLAY_PLAY err=%s", 884 strerror(errno)); 885 return false; 886 } 887 ctx->mBasePipeSetup = true; 888 return true; 889} 890 891 892static inline int configMdp(Overlay *ov, const PipeArgs& parg, 893 const eTransform& orient, const hwc_rect_t& crop, 894 const hwc_rect_t& pos, const MetaData_t *metadata, 895 const eDest& dest) { 896 ov->setSource(parg, dest); 897 ov->setTransform(orient, dest); 898 899 int crop_w = crop.right - crop.left; 900 int crop_h = crop.bottom - crop.top; 901 Dim dcrop(crop.left, crop.top, crop_w, crop_h); 902 ov->setCrop(dcrop, dest); 903 904 int posW = pos.right - pos.left; 905 int posH = pos.bottom - pos.top; 906 Dim position(pos.left, pos.top, posW, posH); 907 ov->setPosition(position, dest); 908 909 if (metadata) 910 ov->setVisualParams(*metadata, dest); 911 912 if (!ov->commit(dest)) { 913 return -1; 914 } 915 return 0; 916} 917 918static inline void updateSource(eTransform& orient, Whf& whf, 919 hwc_rect_t& crop) { 920 Dim srcCrop(crop.left, crop.top, 921 crop.right - crop.left, 922 crop.bottom - crop.top); 923 //getMdpOrient will switch the flips if the source is 90 rotated. 924 //Clients in Android dont factor in 90 rotation while deciding the flip. 925 orient = static_cast<eTransform>(ovutils::getMdpOrient(orient)); 926 preRotateSource(orient, whf, srcCrop); 927 crop.left = srcCrop.x; 928 crop.top = srcCrop.y; 929 crop.right = srcCrop.x + srcCrop.w; 930 crop.bottom = srcCrop.y + srcCrop.h; 931} 932 933int configureLowRes(hwc_context_t *ctx, hwc_layer_1_t *layer, 934 const int& dpy, eMdpFlags& mdpFlags, const eZorder& z, 935 const eIsFg& isFg, const eDest& dest, Rotator **rot) { 936 937 private_handle_t *hnd = (private_handle_t *)layer->handle; 938 if(!hnd) { 939 ALOGE("%s: layer handle is NULL", __FUNCTION__); 940 return -1; 941 } 942 943 MetaData_t *metadata = (MetaData_t *)hnd->base_metadata; 944 945 hwc_rect_t crop = layer->sourceCrop; 946 hwc_rect_t dst = layer->displayFrame; 947 int transform = layer->transform; 948 eTransform orient = static_cast<eTransform>(transform); 949 int downscale = 0; 950 int rotFlags = ovutils::ROT_FLAGS_NONE; 951 Whf whf(getWidth(hnd), getHeight(hnd), 952 getMdpFormat(hnd->format), hnd->size); 953 bool forceRot = false; 954 955 if(isYuvBuffer(hnd) && ctx->mMDP.version >= qdutils::MDP_V4_2 && 956 ctx->mMDP.version < qdutils::MDSS_V5) { 957 downscale = getDownscaleFactor( 958 crop.right - crop.left, 959 crop.bottom - crop.top, 960 dst.right - dst.left, 961 dst.bottom - dst.top); 962 if(downscale) { 963 rotFlags = ROT_DOWNSCALE_ENABLED; 964 } 965 unsigned int& prevWidth = ctx->mPrevWHF[dpy].w; 966 unsigned int& prevHeight = ctx->mPrevWHF[dpy].h; 967 if(prevWidth != (uint32_t)getWidth(hnd) || 968 prevHeight != (uint32_t)getHeight(hnd)) { 969 uint32_t prevBufArea = (prevWidth * prevHeight); 970 if(prevBufArea) { 971 forceRot = true; 972 } 973 prevWidth = (uint32_t)getWidth(hnd); 974 prevHeight = (uint32_t)getHeight(hnd); 975 } 976 } 977 978 setMdpFlags(layer, mdpFlags, downscale); 979 trimLayer(ctx, dpy, transform, crop, dst); 980 981 if(isYuvBuffer(hnd) && //if 90 component or downscale, use rot 982 ((transform & HWC_TRANSFORM_ROT_90) || downscale || forceRot)) { 983 *rot = ctx->mRotMgr->getNext(); 984 if(*rot == NULL) return -1; 985 //Configure rotator for pre-rotation 986 Whf origWhf(hnd->width, hnd->height, 987 getMdpFormat(hnd->format), hnd->size); 988 if(configRotator(*rot, whf, origWhf, mdpFlags, orient, downscale) < 0) 989 return -1; 990 ctx->mLayerRotMap[dpy]->add(layer, *rot); 991 whf.format = (*rot)->getDstFormat(); 992 updateSource(orient, whf, crop); 993 rotFlags |= ovutils::ROT_PREROTATED; 994 } 995 996 //For the mdp, since either we are pre-rotating or MDP does flips 997 orient = OVERLAY_TRANSFORM_0; 998 transform = 0; 999 1000 PipeArgs parg(mdpFlags, whf, z, isFg, 1001 static_cast<eRotFlags>(rotFlags), layer->planeAlpha, 1002 (ovutils::eBlending) getBlending(layer->blending)); 1003 1004 if(configMdp(ctx->mOverlay, parg, orient, crop, dst, metadata, dest) < 0) { 1005 ALOGE("%s: commit failed for low res panel", __FUNCTION__); 1006 ctx->mLayerRotMap[dpy]->reset(); 1007 return -1; 1008 } 1009 return 0; 1010} 1011 1012int configureHighRes(hwc_context_t *ctx, hwc_layer_1_t *layer, 1013 const int& dpy, eMdpFlags& mdpFlagsL, const eZorder& z, 1014 const eIsFg& isFg, const eDest& lDest, const eDest& rDest, 1015 Rotator **rot) { 1016 private_handle_t *hnd = (private_handle_t *)layer->handle; 1017 if(!hnd) { 1018 ALOGE("%s: layer handle is NULL", __FUNCTION__); 1019 return -1; 1020 } 1021 1022 MetaData_t *metadata = (MetaData_t *)hnd->base_metadata; 1023 1024 int hw_w = ctx->dpyAttr[dpy].xres; 1025 int hw_h = ctx->dpyAttr[dpy].yres; 1026 hwc_rect_t crop = layer->sourceCrop; 1027 hwc_rect_t dst = layer->displayFrame; 1028 int transform = layer->transform; 1029 eTransform orient = static_cast<eTransform>(transform); 1030 const int downscale = 0; 1031 int rotFlags = ROT_FLAGS_NONE; 1032 1033 Whf whf(getWidth(hnd), getHeight(hnd), 1034 getMdpFormat(hnd->format), hnd->size); 1035 1036 setMdpFlags(layer, mdpFlagsL); 1037 trimLayer(ctx, dpy, transform, crop, dst); 1038 1039 if(isYuvBuffer(hnd) && (transform & HWC_TRANSFORM_ROT_90)) { 1040 (*rot) = ctx->mRotMgr->getNext(); 1041 if((*rot) == NULL) return -1; 1042 //Configure rotator for pre-rotation 1043 Whf origWhf(hnd->width, hnd->height, 1044 getMdpFormat(hnd->format), hnd->size); 1045 if(configRotator(*rot, whf, origWhf, mdpFlagsL, orient, downscale) < 0) 1046 return -1; 1047 ctx->mLayerRotMap[dpy]->add(layer, *rot); 1048 whf.format = (*rot)->getDstFormat(); 1049 updateSource(orient, whf, crop); 1050 rotFlags |= ROT_PREROTATED; 1051 } 1052 1053 eMdpFlags mdpFlagsR = mdpFlagsL; 1054 setMdpFlags(mdpFlagsR, OV_MDSS_MDP_RIGHT_MIXER); 1055 1056 hwc_rect_t tmp_cropL, tmp_dstL; 1057 hwc_rect_t tmp_cropR, tmp_dstR; 1058 1059 if(lDest != OV_INVALID) { 1060 tmp_cropL = crop; 1061 tmp_dstL = dst; 1062 hwc_rect_t scissor = {0, 0, hw_w/2, hw_h }; 1063 qhwc::calculate_crop_rects(tmp_cropL, tmp_dstL, scissor, 0); 1064 } 1065 if(rDest != OV_INVALID) { 1066 tmp_cropR = crop; 1067 tmp_dstR = dst; 1068 hwc_rect_t scissor = {hw_w/2, 0, hw_w, hw_h }; 1069 qhwc::calculate_crop_rects(tmp_cropR, tmp_dstR, scissor, 0); 1070 } 1071 1072 //When buffer is flipped, contents of mixer config also needs to swapped. 1073 //Not needed if the layer is confined to one half of the screen. 1074 //If rotator has been used then it has also done the flips, so ignore them. 1075 if((orient & OVERLAY_TRANSFORM_FLIP_V) && lDest != OV_INVALID 1076 && rDest != OV_INVALID && rot == NULL) { 1077 hwc_rect_t new_cropR; 1078 new_cropR.left = tmp_cropL.left; 1079 new_cropR.right = new_cropR.left + (tmp_cropR.right - tmp_cropR.left); 1080 1081 hwc_rect_t new_cropL; 1082 new_cropL.left = new_cropR.right; 1083 new_cropL.right = tmp_cropR.right; 1084 1085 tmp_cropL.left = new_cropL.left; 1086 tmp_cropL.right = new_cropL.right; 1087 1088 tmp_cropR.left = new_cropR.left; 1089 tmp_cropR.right = new_cropR.right; 1090 1091 } 1092 1093 //For the mdp, since either we are pre-rotating or MDP does flips 1094 orient = OVERLAY_TRANSFORM_0; 1095 transform = 0; 1096 1097 //configure left mixer 1098 if(lDest != OV_INVALID) { 1099 PipeArgs pargL(mdpFlagsL, whf, z, isFg, 1100 static_cast<eRotFlags>(rotFlags), layer->planeAlpha, 1101 (ovutils::eBlending) getBlending(layer->blending)); 1102 1103 if(configMdp(ctx->mOverlay, pargL, orient, 1104 tmp_cropL, tmp_dstL, metadata, lDest) < 0) { 1105 ALOGE("%s: commit failed for left mixer config", __FUNCTION__); 1106 return -1; 1107 } 1108 } 1109 1110 //configure right mixer 1111 if(rDest != OV_INVALID) { 1112 PipeArgs pargR(mdpFlagsR, whf, z, isFg, 1113 static_cast<eRotFlags>(rotFlags), layer->planeAlpha, 1114 (ovutils::eBlending) getBlending(layer->blending)); 1115 1116 tmp_dstR.right = tmp_dstR.right - tmp_dstR.left; 1117 tmp_dstR.left = 0; 1118 if(configMdp(ctx->mOverlay, pargR, orient, 1119 tmp_cropR, tmp_dstR, metadata, rDest) < 0) { 1120 ALOGE("%s: commit failed for right mixer config", __FUNCTION__); 1121 return -1; 1122 } 1123 } 1124 1125 return 0; 1126} 1127 1128void LayerRotMap::add(hwc_layer_1_t* layer, Rotator *rot) { 1129 if(mCount >= MAX_SESS) return; 1130 mLayer[mCount] = layer; 1131 mRot[mCount] = rot; 1132 mCount++; 1133} 1134 1135void LayerRotMap::reset() { 1136 for (int i = 0; i < MAX_SESS; i++) { 1137 mLayer[i] = 0; 1138 mRot[i] = 0; 1139 } 1140 mCount = 0; 1141} 1142 1143void LayerRotMap::setReleaseFd(const int& fence) { 1144 for(uint32_t i = 0; i < mCount; i++) { 1145 mRot[i]->setReleaseFd(dup(fence)); 1146 } 1147} 1148 1149};//namespace qhwc 1150