VsyncControl.cpp revision 6a6081a46a83da606cf21548879b37695adc7e1f
16a6081a46a83da606cf21548879b37695adc7e1fAndy Qiu/* 26a6081a46a83da606cf21548879b37695adc7e1fAndy Qiu * Copyright © 2012 Intel Corporation 36a6081a46a83da606cf21548879b37695adc7e1fAndy Qiu * All rights reserved. 46a6081a46a83da606cf21548879b37695adc7e1fAndy Qiu * 56a6081a46a83da606cf21548879b37695adc7e1fAndy Qiu * Permission is hereby granted, free of charge, to any person obtaining a 66a6081a46a83da606cf21548879b37695adc7e1fAndy Qiu * copy of this software and associated documentation files (the "Software"), 76a6081a46a83da606cf21548879b37695adc7e1fAndy Qiu * to deal in the Software without restriction, including without limitation 86a6081a46a83da606cf21548879b37695adc7e1fAndy Qiu * the rights to use, copy, modify, merge, publish, distribute, sublicense, 96a6081a46a83da606cf21548879b37695adc7e1fAndy Qiu * and/or sell copies of the Software, and to permit persons to whom the 106a6081a46a83da606cf21548879b37695adc7e1fAndy Qiu * Software is furnished to do so, subject to the following conditions: 116a6081a46a83da606cf21548879b37695adc7e1fAndy Qiu * 126a6081a46a83da606cf21548879b37695adc7e1fAndy Qiu * The above copyright notice and this permission notice (including the next 136a6081a46a83da606cf21548879b37695adc7e1fAndy Qiu * paragraph) shall be included in all copies or substantial portions of the 146a6081a46a83da606cf21548879b37695adc7e1fAndy Qiu * Software. 156a6081a46a83da606cf21548879b37695adc7e1fAndy Qiu * 166a6081a46a83da606cf21548879b37695adc7e1fAndy Qiu * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 176a6081a46a83da606cf21548879b37695adc7e1fAndy Qiu * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 186a6081a46a83da606cf21548879b37695adc7e1fAndy Qiu * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 196a6081a46a83da606cf21548879b37695adc7e1fAndy Qiu * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 206a6081a46a83da606cf21548879b37695adc7e1fAndy Qiu * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING 216a6081a46a83da606cf21548879b37695adc7e1fAndy Qiu * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS 226a6081a46a83da606cf21548879b37695adc7e1fAndy Qiu * IN THE SOFTWARE. 236a6081a46a83da606cf21548879b37695adc7e1fAndy Qiu * 246a6081a46a83da606cf21548879b37695adc7e1fAndy Qiu * Authors: 256a6081a46a83da606cf21548879b37695adc7e1fAndy Qiu * Jackie Li <yaodong.li@intel.com> 266a6081a46a83da606cf21548879b37695adc7e1fAndy Qiu * 276a6081a46a83da606cf21548879b37695adc7e1fAndy Qiu */ 286a6081a46a83da606cf21548879b37695adc7e1fAndy Qiu 296a6081a46a83da606cf21548879b37695adc7e1fAndy Qiu#include <Log.h> 306a6081a46a83da606cf21548879b37695adc7e1fAndy Qiu#include <Drm.h> 316a6081a46a83da606cf21548879b37695adc7e1fAndy Qiu#include <Hwcomposer.h> 326a6081a46a83da606cf21548879b37695adc7e1fAndy Qiu#include <penwell/PnwVsyncControl.h> 336a6081a46a83da606cf21548879b37695adc7e1fAndy Qiu 346a6081a46a83da606cf21548879b37695adc7e1fAndy Qiunamespace android { 356a6081a46a83da606cf21548879b37695adc7e1fAndy Qiunamespace intel { 366a6081a46a83da606cf21548879b37695adc7e1fAndy Qiu 376a6081a46a83da606cf21548879b37695adc7e1fAndy Qiustatic Log& log = Log::getInstance(); 386a6081a46a83da606cf21548879b37695adc7e1fAndy Qiu 396a6081a46a83da606cf21548879b37695adc7e1fAndy QiuPnwVsyncControl::PnwVsyncControl() 406a6081a46a83da606cf21548879b37695adc7e1fAndy Qiu : VsyncControl() 416a6081a46a83da606cf21548879b37695adc7e1fAndy Qiu{ 426a6081a46a83da606cf21548879b37695adc7e1fAndy Qiu 436a6081a46a83da606cf21548879b37695adc7e1fAndy Qiu} 446a6081a46a83da606cf21548879b37695adc7e1fAndy Qiu 456a6081a46a83da606cf21548879b37695adc7e1fAndy Qiubool PnwVsyncControl::control(int disp, int enabled) 466a6081a46a83da606cf21548879b37695adc7e1fAndy Qiu{ 476a6081a46a83da606cf21548879b37695adc7e1fAndy Qiu Drm& drm(Hwcomposer::getInstance().getDrm()); 486a6081a46a83da606cf21548879b37695adc7e1fAndy Qiu struct drm_psb_vsync_set_arg arg; 496a6081a46a83da606cf21548879b37695adc7e1fAndy Qiu bool ret; 506a6081a46a83da606cf21548879b37695adc7e1fAndy Qiu 516a6081a46a83da606cf21548879b37695adc7e1fAndy Qiu log.v("PnwVsyncControl::control: disp %d, enabled %d", disp, enabled); 526a6081a46a83da606cf21548879b37695adc7e1fAndy Qiu 536a6081a46a83da606cf21548879b37695adc7e1fAndy Qiu memset(&arg, 0, sizeof(struct drm_psb_vsync_set_arg)); 546a6081a46a83da606cf21548879b37695adc7e1fAndy Qiu 556a6081a46a83da606cf21548879b37695adc7e1fAndy Qiu // pipe equals to disp 566a6081a46a83da606cf21548879b37695adc7e1fAndy Qiu arg.vsync.pipe = disp; 576a6081a46a83da606cf21548879b37695adc7e1fAndy Qiu 586a6081a46a83da606cf21548879b37695adc7e1fAndy Qiu if (enabled) 596a6081a46a83da606cf21548879b37695adc7e1fAndy Qiu arg.vsync_operation_mask = VSYNC_ENABLE; 606a6081a46a83da606cf21548879b37695adc7e1fAndy Qiu else 616a6081a46a83da606cf21548879b37695adc7e1fAndy Qiu arg.vsync_operation_mask = VSYNC_DISABLE; 626a6081a46a83da606cf21548879b37695adc7e1fAndy Qiu 636a6081a46a83da606cf21548879b37695adc7e1fAndy Qiu return drm.writeReadIoctl(DRM_PSB_VSYNC_SET, &arg, sizeof(arg)); 646a6081a46a83da606cf21548879b37695adc7e1fAndy Qiu} 656a6081a46a83da606cf21548879b37695adc7e1fAndy Qiu 666a6081a46a83da606cf21548879b37695adc7e1fAndy Qiubool PnwVsyncControl::wait(int disp, int64_t& timestamp) 676a6081a46a83da606cf21548879b37695adc7e1fAndy Qiu{ 686a6081a46a83da606cf21548879b37695adc7e1fAndy Qiu Drm& drm(Hwcomposer::getInstance().getDrm()); 696a6081a46a83da606cf21548879b37695adc7e1fAndy Qiu struct drm_psb_vsync_set_arg arg; 706a6081a46a83da606cf21548879b37695adc7e1fAndy Qiu bool ret; 716a6081a46a83da606cf21548879b37695adc7e1fAndy Qiu 726a6081a46a83da606cf21548879b37695adc7e1fAndy Qiu log.v("PnwVsyncControl::wait: disp %d", disp); 736a6081a46a83da606cf21548879b37695adc7e1fAndy Qiu 746a6081a46a83da606cf21548879b37695adc7e1fAndy Qiu memset(&arg, 0, sizeof(struct drm_psb_vsync_set_arg)); 756a6081a46a83da606cf21548879b37695adc7e1fAndy Qiu 766a6081a46a83da606cf21548879b37695adc7e1fAndy Qiu arg.vsync_operation_mask = VSYNC_WAIT; 776a6081a46a83da606cf21548879b37695adc7e1fAndy Qiu 786a6081a46a83da606cf21548879b37695adc7e1fAndy Qiu // pipe equals to disp 796a6081a46a83da606cf21548879b37695adc7e1fAndy Qiu arg.vsync.pipe = disp; 806a6081a46a83da606cf21548879b37695adc7e1fAndy Qiu 816a6081a46a83da606cf21548879b37695adc7e1fAndy Qiu ret = drm.writeReadIoctl(DRM_PSB_VSYNC_SET, &arg, sizeof(arg)); 826a6081a46a83da606cf21548879b37695adc7e1fAndy Qiu timestamp = (int64_t)arg.vsync.timestamp; 836a6081a46a83da606cf21548879b37695adc7e1fAndy Qiu return ret; 846a6081a46a83da606cf21548879b37695adc7e1fAndy Qiu} 856a6081a46a83da606cf21548879b37695adc7e1fAndy Qiu 866a6081a46a83da606cf21548879b37695adc7e1fAndy Qiu} // namespace intel 876a6081a46a83da606cf21548879b37695adc7e1fAndy Qiu} // namespace android 88