VsyncControl.cpp revision cd727f537d5085eec7f1b8f9c1d33922d4de75d4
16a6081a46a83da606cf21548879b37695adc7e1fAndy Qiu/* 2cd727f537d5085eec7f1b8f9c1d33922d4de75d4Prodyut Hazarika// Copyright (c) 2014 Intel Corporation 3cd727f537d5085eec7f1b8f9c1d33922d4de75d4Prodyut Hazarika// 4cd727f537d5085eec7f1b8f9c1d33922d4de75d4Prodyut Hazarika// Licensed under the Apache License, Version 2.0 (the "License"); 5cd727f537d5085eec7f1b8f9c1d33922d4de75d4Prodyut Hazarika// you may not use this file except in compliance with the License. 6cd727f537d5085eec7f1b8f9c1d33922d4de75d4Prodyut Hazarika// You may obtain a copy of the License at 7cd727f537d5085eec7f1b8f9c1d33922d4de75d4Prodyut Hazarika// 8cd727f537d5085eec7f1b8f9c1d33922d4de75d4Prodyut Hazarika// http://www.apache.org/licenses/LICENSE-2.0 9cd727f537d5085eec7f1b8f9c1d33922d4de75d4Prodyut Hazarika// 10cd727f537d5085eec7f1b8f9c1d33922d4de75d4Prodyut Hazarika// Unless required by applicable law or agreed to in writing, software 11cd727f537d5085eec7f1b8f9c1d33922d4de75d4Prodyut Hazarika// distributed under the License is distributed on an "AS IS" BASIS, 12cd727f537d5085eec7f1b8f9c1d33922d4de75d4Prodyut Hazarika// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13cd727f537d5085eec7f1b8f9c1d33922d4de75d4Prodyut Hazarika// See the License for the specific language governing permissions and 14cd727f537d5085eec7f1b8f9c1d33922d4de75d4Prodyut Hazarika// limitations under the License. 15cd727f537d5085eec7f1b8f9c1d33922d4de75d4Prodyut Hazarika*/ 160594c42af26255fd8d3d7d39c0cb0e2da5b8841bThierry Strudel#include <common/utils/HwcTrace.h> 170594c42af26255fd8d3d7d39c0cb0e2da5b8841bThierry Strudel#include <common/base/Drm.h> 186a6081a46a83da606cf21548879b37695adc7e1fAndy Qiu#include <Hwcomposer.h> 190594c42af26255fd8d3d7d39c0cb0e2da5b8841bThierry Strudel#include <ips/common/VsyncControl.h> 206a6081a46a83da606cf21548879b37695adc7e1fAndy Qiu 216a6081a46a83da606cf21548879b37695adc7e1fAndy Qiunamespace android { 226a6081a46a83da606cf21548879b37695adc7e1fAndy Qiunamespace intel { 236a6081a46a83da606cf21548879b37695adc7e1fAndy Qiu 24e6ecdadd57e79c2218b3e6ae407f12599f33bd22Jackie LiVsyncControl::VsyncControl() 25eb726af21649d79ed720bdf329e0849270995c45Andy Qiu : IVsyncControl(), 26eb726af21649d79ed720bdf329e0849270995c45Andy Qiu mInitialized(false) 276a6081a46a83da606cf21548879b37695adc7e1fAndy Qiu{ 28eb726af21649d79ed720bdf329e0849270995c45Andy Qiu} 296a6081a46a83da606cf21548879b37695adc7e1fAndy Qiu 30eb726af21649d79ed720bdf329e0849270995c45Andy QiuVsyncControl::~VsyncControl() 31eb726af21649d79ed720bdf329e0849270995c45Andy Qiu{ 32eb726af21649d79ed720bdf329e0849270995c45Andy Qiu WARN_IF_NOT_DEINIT(); 336a6081a46a83da606cf21548879b37695adc7e1fAndy Qiu} 346a6081a46a83da606cf21548879b37695adc7e1fAndy Qiu 35eb726af21649d79ed720bdf329e0849270995c45Andy Qiubool VsyncControl::initialize() 366a6081a46a83da606cf21548879b37695adc7e1fAndy Qiu{ 37eb726af21649d79ed720bdf329e0849270995c45Andy Qiu mInitialized = true; 38eb726af21649d79ed720bdf329e0849270995c45Andy Qiu return true; 39eb726af21649d79ed720bdf329e0849270995c45Andy Qiu} 406a6081a46a83da606cf21548879b37695adc7e1fAndy Qiu 41eb726af21649d79ed720bdf329e0849270995c45Andy Qiuvoid VsyncControl::deinitialize() 42eb726af21649d79ed720bdf329e0849270995c45Andy Qiu{ 43eb726af21649d79ed720bdf329e0849270995c45Andy Qiu mInitialized = false; 44eb726af21649d79ed720bdf329e0849270995c45Andy Qiu} 45e6ecdadd57e79c2218b3e6ae407f12599f33bd22Jackie Li 46eb726af21649d79ed720bdf329e0849270995c45Andy Qiubool VsyncControl::control(int disp, bool enabled) 47eb726af21649d79ed720bdf329e0849270995c45Andy Qiu{ 48eb726af21649d79ed720bdf329e0849270995c45Andy Qiu ATRACE("disp = %d, enabled = %d", disp, enabled); 496a6081a46a83da606cf21548879b37695adc7e1fAndy Qiu 50eb726af21649d79ed720bdf329e0849270995c45Andy Qiu struct drm_psb_vsync_set_arg arg; 516a6081a46a83da606cf21548879b37695adc7e1fAndy Qiu memset(&arg, 0, sizeof(struct drm_psb_vsync_set_arg)); 526a6081a46a83da606cf21548879b37695adc7e1fAndy Qiu 536a6081a46a83da606cf21548879b37695adc7e1fAndy Qiu // pipe equals to disp 546a6081a46a83da606cf21548879b37695adc7e1fAndy Qiu arg.vsync.pipe = disp; 556a6081a46a83da606cf21548879b37695adc7e1fAndy Qiu 56eb726af21649d79ed720bdf329e0849270995c45Andy Qiu if (enabled) { 576a6081a46a83da606cf21548879b37695adc7e1fAndy Qiu arg.vsync_operation_mask = VSYNC_ENABLE; 58eb726af21649d79ed720bdf329e0849270995c45Andy Qiu } else { 596a6081a46a83da606cf21548879b37695adc7e1fAndy Qiu arg.vsync_operation_mask = VSYNC_DISABLE; 60eb726af21649d79ed720bdf329e0849270995c45Andy Qiu } 61eb726af21649d79ed720bdf329e0849270995c45Andy Qiu Drm *drm = Hwcomposer::getInstance().getDrm(); 62e6ecdadd57e79c2218b3e6ae407f12599f33bd22Jackie Li return drm->writeReadIoctl(DRM_PSB_VSYNC_SET, &arg, sizeof(arg)); 636a6081a46a83da606cf21548879b37695adc7e1fAndy Qiu} 646a6081a46a83da606cf21548879b37695adc7e1fAndy Qiu 65e6ecdadd57e79c2218b3e6ae407f12599f33bd22Jackie Libool VsyncControl::wait(int disp, int64_t& timestamp) 666a6081a46a83da606cf21548879b37695adc7e1fAndy Qiu{ 67e2b2a5fe291662041d1bbec00996c2ba302dc4c9Andy Qiu ATRACE("disp = %d", disp); 68e6ecdadd57e79c2218b3e6ae407f12599f33bd22Jackie Li 69eb726af21649d79ed720bdf329e0849270995c45Andy Qiu struct drm_psb_vsync_set_arg arg; 706a6081a46a83da606cf21548879b37695adc7e1fAndy Qiu memset(&arg, 0, sizeof(struct drm_psb_vsync_set_arg)); 716a6081a46a83da606cf21548879b37695adc7e1fAndy Qiu 726a6081a46a83da606cf21548879b37695adc7e1fAndy Qiu arg.vsync_operation_mask = VSYNC_WAIT; 736a6081a46a83da606cf21548879b37695adc7e1fAndy Qiu 746a6081a46a83da606cf21548879b37695adc7e1fAndy Qiu // pipe equals to disp 756a6081a46a83da606cf21548879b37695adc7e1fAndy Qiu arg.vsync.pipe = disp; 766a6081a46a83da606cf21548879b37695adc7e1fAndy Qiu 77eb726af21649d79ed720bdf329e0849270995c45Andy Qiu Drm *drm = Hwcomposer::getInstance().getDrm(); 78eb726af21649d79ed720bdf329e0849270995c45Andy Qiu bool ret = drm->writeReadIoctl(DRM_PSB_VSYNC_SET, &arg, sizeof(arg)); 796a6081a46a83da606cf21548879b37695adc7e1fAndy Qiu timestamp = (int64_t)arg.vsync.timestamp; 806a6081a46a83da606cf21548879b37695adc7e1fAndy Qiu return ret; 816a6081a46a83da606cf21548879b37695adc7e1fAndy Qiu} 826a6081a46a83da606cf21548879b37695adc7e1fAndy Qiu 836a6081a46a83da606cf21548879b37695adc7e1fAndy Qiu} // namespace intel 846a6081a46a83da606cf21548879b37695adc7e1fAndy Qiu} // namespace android 85