1ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson/* 2a653efede03423aa840da24634f1ec6f20796f1eSimon Wilson* Copyright (c) 2011-2014, The Linux Foundation. All rights reserved. 3ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson* 4ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson* Redistribution and use in source and binary forms, with or without 5ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson* modification, are permitted provided that the following conditions are 6ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson* met: 7ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson* * Redistributions of source code must retain the above copyright 8ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson* notice, this list of conditions and the following disclaimer. 9ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson* * Redistributions in binary form must reproduce the above 10ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson* copyright notice, this list of conditions and the following 11ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson* disclaimer in the documentation and/or other materials provided 12ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson* with the distribution. 13ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson* * Neither the name of The Linux Foundation nor the names of its 14ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson* contributors may be used to endorse or promote products derived 15ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson* from this software without specific prior written permission. 16ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson* 17ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson* THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED 18ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF 19ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT 20ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS 21ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 22ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 23ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR 24ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson* BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, 25ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE 26ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson* OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN 27ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson* IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 28ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson*/ 29ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson 30ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson#ifndef OVERLAY_UTILS_H 31ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson#define OVERLAY_UTILS_H 32ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson 33ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson#include <cutils/log.h> // ALOGE, etc 34ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson#include <errno.h> 35ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson#include <fcntl.h> // open, O_RDWR, etc 36ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson#include <hardware/hardware.h> 37ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson#include <hardware/gralloc.h> // buffer_handle_t 38ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson#include <linux/msm_mdp.h> // flags 39ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson#include <linux/msm_rotator.h> 40ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson#include <stdio.h> 41ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson#include <stdlib.h> 42ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson#include <string.h> 43ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson#include <sys/stat.h> 44ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson#include <sys/types.h> 45ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson#include <utils/Log.h> 46ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson#include "gralloc_priv.h" //for interlace 47ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson 48a653efede03423aa840da24634f1ec6f20796f1eSimon Wilson// Older platforms do not support Venus 49ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson#ifndef VENUS_COLOR_FORMAT 50ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson#define MDP_Y_CBCR_H2V2_VENUS MDP_IMGTYPE_LIMIT 51ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson#endif 52ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson 53ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson/* 54ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson* 55ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson* Collection of utilities functions/structs/enums etc... 56ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson* 57ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson* */ 58ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson 59ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson// comment that out if you want to remove asserts 60ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson// or put it as -D in Android.mk. your choice. 61ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson#define OVERLAY_HAS_ASSERT 62ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson 63ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson#ifdef OVERLAY_HAS_ASSERT 64ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson# define OVASSERT(x, ...) if(!(x)) { ALOGE(__VA_ARGS__); abort(); } 65ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson#else 66ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson# define OVASSERT(x, ...) ALOGE_IF(!(x), __VA_ARGS__) 67ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson#endif // OVERLAY_HAS_ASSERT 68ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson 69ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson#define DEBUG_OVERLAY 0 70ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson#define PROFILE_OVERLAY 0 71ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson 72ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson#ifndef MDSS_MDP_RIGHT_MIXER 73ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson#define MDSS_MDP_RIGHT_MIXER 0x100 74ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson#endif 75ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson 76ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson#ifndef MDP_OV_PIPE_FORCE_DMA 77ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson#define MDP_OV_PIPE_FORCE_DMA 0x4000 78ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson#endif 79ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson 80a653efede03423aa840da24634f1ec6f20796f1eSimon Wilson#ifndef MDSS_MDP_DUAL_PIPE 81a653efede03423aa840da24634f1ec6f20796f1eSimon Wilson#define MDSS_MDP_DUAL_PIPE 0x200 82a653efede03423aa840da24634f1ec6f20796f1eSimon Wilson#endif 83a653efede03423aa840da24634f1ec6f20796f1eSimon Wilson 84ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson#define FB_DEVICE_TEMPLATE "/dev/graphics/fb%u" 85ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson 86ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilsonnamespace overlay { 87ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson 88ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson// fwd 89ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilsonclass Overlay; 90ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilsonclass OvFD; 91ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson 92ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson/* helper function to open by using fbnum */ 93ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilsonbool open(OvFD& fd, uint32_t fbnum, const char* const dev, 94ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson int flags = O_RDWR); 95ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson 96ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilsonnamespace utils { 97ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilsonstruct Whf; 98ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilsonstruct Dim; 99ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson 100ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilsoninline uint32_t setBit(uint32_t x, uint32_t mask) { 101ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson return (x | mask); 102ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson} 103ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson 104ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilsoninline uint32_t clrBit(uint32_t x, uint32_t mask) { 105ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson return (x & ~mask); 106ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson} 107ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson 108ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson/* Utility class to help avoid copying instances by making the copy ctor 109ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson* and assignment operator private 110ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson* 111ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson* Usage: 112ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson* class SomeClass : utils::NoCopy {...}; 113ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson*/ 114ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilsonclass NoCopy { 115ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilsonprotected: 116ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson NoCopy(){} 117ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson ~NoCopy() {} 118ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilsonprivate: 119ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson NoCopy(const NoCopy&); 120ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson const NoCopy& operator=(const NoCopy&); 121ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson}; 122ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson 123ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilsonbool isMdssRotator(); 124ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilsonvoid normalizeCrop(uint32_t& xy, uint32_t& wh); 125ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson 126ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilsontemplate <class Type> 127ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilsonvoid swapWidthHeight(Type& width, Type& height); 128ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson 129ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilsonstruct Dim { 130ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson Dim () : x(0), y(0), 131ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson w(0), h(0), 132ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson o(0) {} 133ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson Dim(uint32_t _x, uint32_t _y, uint32_t _w, uint32_t _h) : 134ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson x(_x), y(_y), 135ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson w(_w), h(_h) {} 136ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson Dim(uint32_t _x, uint32_t _y, uint32_t _w, uint32_t _h, uint32_t _o) : 137ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson x(_x), y(_y), 138ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson w(_w), h(_h), 139ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson o(_o) {} 140ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson bool check(uint32_t _w, uint32_t _h) const { 141ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson return (x+w <= _w && y+h <= _h); 142ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson 143ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson } 144ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson 145ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson bool operator==(const Dim& d) const { 146ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson return d.x == x && d.y == y && 147ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson d.w == w && d.h == h && 148ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson d.o == o; 149ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson } 150ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson 151ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson bool operator!=(const Dim& d) const { 152ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson return !operator==(d); 153ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson } 154ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson 155ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson void dump() const; 156ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson uint32_t x; 157ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson uint32_t y; 158ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson uint32_t w; 159ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson uint32_t h; 160ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson uint32_t o; 161ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson}; 162ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson 163ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson// TODO have Whfz 164ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson 165ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilsonstruct Whf { 166ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson Whf() : w(0), h(0), format(0), size(0) {} 167ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson Whf(uint32_t wi, uint32_t he, uint32_t f) : 168ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson w(wi), h(he), format(f), size(0) {} 169ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson Whf(uint32_t wi, uint32_t he, uint32_t f, uint32_t s) : 170ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson w(wi), h(he), format(f), size(s) {} 171ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson // FIXME not comparing size at the moment 172ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson bool operator==(const Whf& whf) const { 173ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson return whf.w == w && whf.h == h && 174ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson whf.format == format; 175ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson } 176ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson bool operator!=(const Whf& whf) const { 177ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson return !operator==(whf); 178ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson } 179ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson void dump() const; 180ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson uint32_t w; 181ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson uint32_t h; 182ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson uint32_t format; 183ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson uint32_t size; 184ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson}; 185ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson 186ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilsonenum { MAX_PATH_LEN = 256 }; 187ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson 188ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilsonenum { DEFAULT_PLANE_ALPHA = 0xFF }; 189ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson 190ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson/** 191ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson * Rotator flags: not to be confused with orientation flags. 192ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson * Usually, you want to open the rotator to make sure it is 193ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson * ready for business. 194ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson * */ 195ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson enum eRotFlags { 196ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson ROT_FLAGS_NONE = 0, 197ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson //Use rotator for 0 rotation. It is used anyway for others. 198ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson ROT_0_ENABLED = 1 << 0, 199ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson //Enable rotator downscale optimization for hardware bugs not handled in 200ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson //driver. If downscale optimizatation is required, 201ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson //then rotator will be used even if its 0 rotation case. 202ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson ROT_DOWNSCALE_ENABLED = 1 << 1, 203ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson ROT_PREROTATED = 1 << 2, 204ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson}; 205ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson 206ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilsonenum eRotDownscale { 207ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson ROT_DS_NONE = 0, 208ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson ROT_DS_HALF = 1, 209ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson ROT_DS_FOURTH = 2, 210ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson ROT_DS_EIGHTH = 3, 211ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson}; 212ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson 213ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson/* The values for is_fg flag for control alpha and transp 214ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson * IS_FG_OFF means is_fg = 0 215ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson * IS_FG_SET means is_fg = 1 216ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson */ 217ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilsonenum eIsFg { 218ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson IS_FG_OFF = 0, 219ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson IS_FG_SET = 1 220ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson}; 221ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson 222ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson/* 223ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson * Various mdp flags like PIPE SHARE, DEINTERLACE etc... 224ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson * kernel/common/linux/msm_mdp.h 225ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson * INTERLACE_MASK: hardware/qcom/display/libgralloc/badger/fb_priv.h 226ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson * */ 227ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilsonenum eMdpFlags { 228ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson OV_MDP_FLAGS_NONE = 0, 229ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson OV_MDP_PIPE_SHARE = MDP_OV_PIPE_SHARE, 230ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson OV_MDP_PIPE_FORCE_DMA = MDP_OV_PIPE_FORCE_DMA, 231ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson OV_MDP_DEINTERLACE = MDP_DEINTERLACE, 232ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson OV_MDP_SECURE_OVERLAY_SESSION = MDP_SECURE_OVERLAY_SESSION, 233a653efede03423aa840da24634f1ec6f20796f1eSimon Wilson OV_MDP_SECURE_DISPLAY_OVERLAY_SESSION = MDP_SECURE_DISPLAY_OVERLAY_SESSION, 234ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson OV_MDP_SOURCE_ROTATED_90 = MDP_SOURCE_ROTATED_90, 235ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson OV_MDP_BACKEND_COMPOSITION = MDP_BACKEND_COMPOSITION, 236ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson OV_MDP_BLEND_FG_PREMULT = MDP_BLEND_FG_PREMULT, 237ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson OV_MDP_FLIP_H = MDP_FLIP_LR, 238ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson OV_MDP_FLIP_V = MDP_FLIP_UD, 239ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson OV_MDSS_MDP_RIGHT_MIXER = MDSS_MDP_RIGHT_MIXER, 240ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson OV_MDP_PP_EN = MDP_OVERLAY_PP_CFG_EN, 241ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson OV_MDSS_MDP_BWC_EN = MDP_BWC_EN, 242a653efede03423aa840da24634f1ec6f20796f1eSimon Wilson OV_MDSS_MDP_DUAL_PIPE = MDSS_MDP_DUAL_PIPE, 243a653efede03423aa840da24634f1ec6f20796f1eSimon Wilson OV_MDP_SOLID_FILL = MDP_SOLID_FILL, 244ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson}; 245ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson 246ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilsonenum eZorder { 247ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson ZORDER_0 = 0, 248ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson ZORDER_1, 249ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson ZORDER_2, 250ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson ZORDER_3, 251ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson Z_SYSTEM_ALLOC = 0xFFFF 252ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson}; 253ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson 254ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilsonenum eMdpPipeType { 255ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson OV_MDP_PIPE_RGB = 0, 256ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson OV_MDP_PIPE_VG, 257ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson OV_MDP_PIPE_DMA, 258ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson OV_MDP_PIPE_ANY, //Any 259ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson}; 260ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson 261ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson// Identify destination pipes 262ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson// TODO Names useless, replace with int and change all interfaces 263ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilsonenum eDest { 264ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson OV_P0 = 0, 265ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson OV_P1, 266ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson OV_P2, 267ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson OV_P3, 268ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson OV_P4, 269ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson OV_P5, 270ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson OV_P6, 271ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson OV_P7, 272ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson OV_P8, 273ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson OV_P9, 274ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson OV_INVALID, 275ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson OV_MAX = OV_INVALID, 276ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson}; 277ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson 278ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson/* Used when a buffer is split over 2 pipes and sent to display */ 279ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilsonenum { 280ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson OV_LEFT_SPLIT = 0, 281ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson OV_RIGHT_SPLIT, 282ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson}; 283ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson 284ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson/* values for copybit_set_parameter(OVERLAY_TRANSFORM) */ 285ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilsonenum eTransform { 286ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson /* No rot */ 287ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson OVERLAY_TRANSFORM_0 = 0x0, 288ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson /* flip source image horizontally 0x1 */ 289ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson OVERLAY_TRANSFORM_FLIP_H = HAL_TRANSFORM_FLIP_H, 290ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson /* flip source image vertically 0x2 */ 291ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson OVERLAY_TRANSFORM_FLIP_V = HAL_TRANSFORM_FLIP_V, 292ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson /* rotate source image 180 degrees 293ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson * It is basically bit-or-ed H | V == 0x3 */ 294ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson OVERLAY_TRANSFORM_ROT_180 = HAL_TRANSFORM_ROT_180, 295ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson /* rotate source image 90 degrees 0x4 */ 296ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson OVERLAY_TRANSFORM_ROT_90 = HAL_TRANSFORM_ROT_90, 297ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson /* rotate source image 90 degrees and flip horizontally 0x5 */ 298ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson OVERLAY_TRANSFORM_ROT_90_FLIP_H = HAL_TRANSFORM_ROT_90 | 299ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson HAL_TRANSFORM_FLIP_H, 300ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson /* rotate source image 90 degrees and flip vertically 0x6 */ 301ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson OVERLAY_TRANSFORM_ROT_90_FLIP_V = HAL_TRANSFORM_ROT_90 | 302ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson HAL_TRANSFORM_FLIP_V, 303ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson /* rotate source image 270 degrees 304ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson * Basically 180 | 90 == 0x7 */ 305ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson OVERLAY_TRANSFORM_ROT_270 = HAL_TRANSFORM_ROT_270, 306ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson /* rotate invalid like in Transform.h */ 307ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson OVERLAY_TRANSFORM_INV = 0x80 308ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson}; 309ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson 310ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilsonenum eBlending { 311ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson OVERLAY_BLENDING_UNDEFINED = 0x0, 312ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson /* No blending */ 313ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson OVERLAY_BLENDING_OPAQUE, 314ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson /* src.rgb + dst.rgb*(1-src_alpha) */ 315ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson OVERLAY_BLENDING_PREMULT, 316ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson /* src.rgb * src_alpha + dst.rgb (1 - src_alpha) */ 317ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson OVERLAY_BLENDING_COVERAGE, 318ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson}; 319ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson 320ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson// Used to consolidate pipe params 321ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilsonstruct PipeArgs { 322ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson PipeArgs() : mdpFlags(OV_MDP_FLAGS_NONE), 323ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson zorder(Z_SYSTEM_ALLOC), 324ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson isFg(IS_FG_OFF), 325ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson rotFlags(ROT_FLAGS_NONE), 326ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson planeAlpha(DEFAULT_PLANE_ALPHA), 327ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson blending(OVERLAY_BLENDING_COVERAGE){ 328ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson } 329ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson 330ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson PipeArgs(eMdpFlags f, Whf _whf, 331ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson eZorder z, eIsFg fg, eRotFlags r, 332a653efede03423aa840da24634f1ec6f20796f1eSimon Wilson int pA = DEFAULT_PLANE_ALPHA, eBlending b = OVERLAY_BLENDING_COVERAGE) : 333ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson mdpFlags(f), 334ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson whf(_whf), 335ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson zorder(z), 336ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson isFg(fg), 337ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson rotFlags(r), 338ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson planeAlpha(pA), 339ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson blending(b){ 340ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson } 341ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson 342ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson eMdpFlags mdpFlags; // for mdp_overlay flags 343ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson Whf whf; 344ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson eZorder zorder; // stage number 345ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson eIsFg isFg; // control alpha & transp 346ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson eRotFlags rotFlags; 347ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson int planeAlpha; 348ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson eBlending blending; 349ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson}; 350ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson 351ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson// Cannot use HW_OVERLAY_MAGNIFICATION_LIMIT, since at the time 352ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson// of integration, HW_OVERLAY_MAGNIFICATION_LIMIT was a define 353ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilsonenum { HW_OV_MAGNIFICATION_LIMIT = 20, 354ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson HW_OV_MINIFICATION_LIMIT = 8 355ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson}; 356ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson 357ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilsoninline void setMdpFlags(eMdpFlags& f, eMdpFlags v) { 358ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson f = static_cast<eMdpFlags>(setBit(f, v)); 359ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson} 360ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson 361ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilsoninline void clearMdpFlags(eMdpFlags& f, eMdpFlags v) { 362ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson f = static_cast<eMdpFlags>(clrBit(f, v)); 363ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson} 364ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson 365ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilsonenum { FB0, FB1, FB2 }; 366ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson 367ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilsonstruct ScreenInfo { 368ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson ScreenInfo() : mFBWidth(0), 369ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson mFBHeight(0), 370ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson mFBbpp(0), 371ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson mFBystride(0) {} 372ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson void dump(const char* const s) const; 373ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson uint32_t mFBWidth; 374ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson uint32_t mFBHeight; 375ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson uint32_t mFBbpp; 376ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson uint32_t mFBystride; 377ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson}; 378ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson 379ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilsonint getMdpFormat(int format); 380a653efede03423aa840da24634f1ec6f20796f1eSimon Wilsonint getMdpFormat(int format, bool tileEnabled); 381ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilsonint getHALFormat(int mdpFormat); 382ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilsonint getDownscaleFactor(const int& src_w, const int& src_h, 383ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson const int& dst_w, const int& dst_h); 384ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilsonvoid getDecimationFactor(const int& src_w, const int& src_h, 38574e109a6891def0f55250476bc28aa2098027606Saurabh Shah const int& dst_w, const int& dst_h, uint8_t& horzDeci, 38674e109a6891def0f55250476bc28aa2098027606Saurabh Shah uint8_t& vertDeci); 387ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson 388ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson/* flip is upside down and such. V, H flip 389ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson * rotation is 90, 180 etc 390ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson * It returns MDP related enum/define that match rot+flip*/ 391ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilsonint getMdpOrient(eTransform rotation); 392ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilsonconst char* getFormatString(int format); 393ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson 394ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilsontemplate <class T> 395a653efede03423aa840da24634f1ec6f20796f1eSimon Wilsoninline void memset0(T& t) { ::memset(&t, 0, sizeof(t)); } 396ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson 397ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilsontemplate <class T> inline void swap ( T& a, T& b ) 398ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson{ 399ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson T c(a); a=b; b=c; 400ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson} 401ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson 402ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilsoninline int alignup(int value, int a) { 403ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson //if align = 0, return the value. Else, do alignment. 404ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson return a ? ((((value - 1) / a) + 1) * a) : value; 405ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson} 406ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson 407ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilsoninline int aligndown(int value, int a) { 408ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson //if align = 0, return the value. Else, do alignment. 409ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson return a ? ((value) & ~(a-1)) : value; 410ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson} 411ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson 412ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson// FIXME that align should replace the upper one. 413ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilsoninline int align(int value, int a) { 414ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson //if align = 0, return the value. Else, do alignment. 415ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson return a ? ((value + (a-1)) & ~(a-1)) : value; 416ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson} 417ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson 418ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilsoninline bool isYuv(uint32_t format) { 419ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson switch(format){ 420ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson case MDP_Y_CBCR_H2V1: 421ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson case MDP_Y_CBCR_H2V2: 422ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson case MDP_Y_CRCB_H2V2: 423ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson case MDP_Y_CRCB_H1V1: 424ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson case MDP_Y_CRCB_H2V1: 425ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson case MDP_Y_CRCB_H2V2_TILE: 426ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson case MDP_Y_CBCR_H2V2_TILE: 427ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson case MDP_Y_CR_CB_H2V2: 428ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson case MDP_Y_CR_CB_GH2V2: 429ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson case MDP_Y_CBCR_H2V2_VENUS: 430a653efede03423aa840da24634f1ec6f20796f1eSimon Wilson case MDP_YCBYCR_H2V1: 431a653efede03423aa840da24634f1ec6f20796f1eSimon Wilson case MDP_YCRYCB_H2V1: 432ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson return true; 433ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson default: 434ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson return false; 435ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson } 436ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson return false; 437ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson} 438ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson 439ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilsoninline bool isRgb(uint32_t format) { 440ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson switch(format) { 441ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson case MDP_RGBA_8888: 442ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson case MDP_BGRA_8888: 443ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson case MDP_RGBX_8888: 444ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson case MDP_RGB_565: 445ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson return true; 446ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson default: 447ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson return false; 448ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson } 449ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson return false; 450ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson} 451ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson 452ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilsoninline const char* getFormatString(int format){ 453ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson #define STR(f) #f; 454ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson static const char* formats[MDP_IMGTYPE_LIMIT + 1] = {0}; 455ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson formats[MDP_RGB_565] = STR(MDP_RGB_565); 456ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson formats[MDP_XRGB_8888] = STR(MDP_XRGB_8888); 457ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson formats[MDP_Y_CBCR_H2V2] = STR(MDP_Y_CBCR_H2V2); 458ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson formats[MDP_Y_CBCR_H2V2_ADRENO] = STR(MDP_Y_CBCR_H2V2_ADRENO); 459ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson formats[MDP_ARGB_8888] = STR(MDP_ARGB_8888); 460ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson formats[MDP_RGB_888] = STR(MDP_RGB_888); 461ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson formats[MDP_Y_CRCB_H2V2] = STR(MDP_Y_CRCB_H2V2); 462a653efede03423aa840da24634f1ec6f20796f1eSimon Wilson formats[MDP_YCBYCR_H2V1] = STR(MDP_YCBYCR_H2V1); 463ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson formats[MDP_YCRYCB_H2V1] = STR(MDP_YCRYCB_H2V1); 464ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson formats[MDP_CBYCRY_H2V1] = STR(MDP_CBYCRY_H2V1); 465ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson formats[MDP_Y_CRCB_H2V1] = STR(MDP_Y_CRCB_H2V1); 466ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson formats[MDP_Y_CBCR_H2V1] = STR(MDP_Y_CBCR_H2V1); 467ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson formats[MDP_Y_CRCB_H1V2] = STR(MDP_Y_CRCB_H1V2); 468ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson formats[MDP_Y_CBCR_H1V2] = STR(MDP_Y_CBCR_H1V2); 469ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson formats[MDP_RGBA_8888] = STR(MDP_RGBA_8888); 470ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson formats[MDP_BGRA_8888] = STR(MDP_BGRA_8888); 471ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson formats[MDP_RGBX_8888] = STR(MDP_RGBX_8888); 472ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson formats[MDP_Y_CRCB_H2V2_TILE] = STR(MDP_Y_CRCB_H2V2_TILE); 473ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson formats[MDP_Y_CBCR_H2V2_TILE] = STR(MDP_Y_CBCR_H2V2_TILE); 474ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson formats[MDP_Y_CR_CB_H2V2] = STR(MDP_Y_CR_CB_H2V2); 475ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson formats[MDP_Y_CR_CB_GH2V2] = STR(MDP_Y_CR_CB_GH2V2); 476ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson formats[MDP_Y_CB_CR_H2V2] = STR(MDP_Y_CB_CR_H2V2); 477ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson formats[MDP_Y_CRCB_H1V1] = STR(MDP_Y_CRCB_H1V1); 478ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson formats[MDP_Y_CBCR_H1V1] = STR(MDP_Y_CBCR_H1V1); 479ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson formats[MDP_YCRCB_H1V1] = STR(MDP_YCRCB_H1V1); 480ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson formats[MDP_YCBCR_H1V1] = STR(MDP_YCBCR_H1V1); 481ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson formats[MDP_BGR_565] = STR(MDP_BGR_565); 482ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson formats[MDP_BGR_888] = STR(MDP_BGR_888); 483ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson formats[MDP_Y_CBCR_H2V2_VENUS] = STR(MDP_Y_CBCR_H2V2_VENUS); 484ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson formats[MDP_BGRX_8888] = STR(MDP_BGRX_8888); 485a653efede03423aa840da24634f1ec6f20796f1eSimon Wilson formats[MDP_RGBA_8888_TILE] = STR(MDP_RGBA_8888_TILE); 486a653efede03423aa840da24634f1ec6f20796f1eSimon Wilson formats[MDP_ARGB_8888_TILE] = STR(MDP_ARGB_8888_TILE); 487a653efede03423aa840da24634f1ec6f20796f1eSimon Wilson formats[MDP_ABGR_8888_TILE] = STR(MDP_ABGR_8888_TILE); 488a653efede03423aa840da24634f1ec6f20796f1eSimon Wilson formats[MDP_BGRA_8888_TILE] = STR(MDP_BGRA_8888_TILE); 489a653efede03423aa840da24634f1ec6f20796f1eSimon Wilson formats[MDP_RGBX_8888_TILE] = STR(MDP_RGBX_8888_TILE); 490a653efede03423aa840da24634f1ec6f20796f1eSimon Wilson formats[MDP_XRGB_8888_TILE] = STR(MDP_XRGB_8888_TILE); 491a653efede03423aa840da24634f1ec6f20796f1eSimon Wilson formats[MDP_XBGR_8888_TILE] = STR(MDP_XBGR_8888_TILE); 492a653efede03423aa840da24634f1ec6f20796f1eSimon Wilson formats[MDP_BGRX_8888_TILE] = STR(MDP_BGRX_8888_TILE); 493a653efede03423aa840da24634f1ec6f20796f1eSimon Wilson formats[MDP_RGB_565_TILE] = STR(MDP_RGB_565_TILE); 494ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson formats[MDP_IMGTYPE_LIMIT] = STR(MDP_IMGTYPE_LIMIT); 495ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson 496ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson if(format < 0 || format >= MDP_IMGTYPE_LIMIT) { 497ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson ALOGE("%s wrong fmt %d", __FUNCTION__, format); 498ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson return "Unsupported format"; 499ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson } 500ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson if(formats[format] == 0) { 501ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson ALOGE("%s: table missing format %d from header", __FUNCTION__, format); 502ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson return ""; 503ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson } 504ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson return formats[format]; 505ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson} 506ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson 507ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilsoninline void Whf::dump() const { 508ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson ALOGE("== Dump WHF w=%d h=%d f=%d s=%d start/end ==", 509ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson w, h, format, size); 510ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson} 511ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson 512ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilsoninline void Dim::dump() const { 513ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson ALOGE("== Dump Dim x=%d y=%d w=%d h=%d start/end ==", x, y, w, h); 514ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson} 515ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson 516ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilsontemplate <class Type> 517ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilsonvoid swapWidthHeight(Type& width, Type& height) { 518ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson Type tmp = width; 519ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson width = height; 520ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson height = tmp; 521ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson} 522ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson 523ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilsoninline void ScreenInfo::dump(const char* const s) const { 524ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson ALOGE("== Dump %s ScreenInfo w=%d h=%d" 525ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson " bpp=%d stride=%d start/end ==", 526ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson s, mFBWidth, mFBHeight, mFBbpp, mFBystride); 527ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson} 528ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson 529ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilsoninline bool openDev(OvFD& fd, int fbnum, 530ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson const char* const devpath, int flags) { 531ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson return overlay::open(fd, fbnum, devpath, flags); 532ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson} 533ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson 534ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilsontemplate <class T> 535ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilsoninline void even_ceil(T& value) { 536ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson if(value & 1) 537ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson value++; 538ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson} 539ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson 540ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilsontemplate <class T> 541ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilsoninline void even_floor(T& value) { 542ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson if(value & 1) 543ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson value--; 544ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson} 545ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson 546c5628e5e5d07912ad30849801f18c07ab433a4f5Saurabh Shah/* Prerotation adjusts crop co-ordinates to the new transformed values within 547c5628e5e5d07912ad30849801f18c07ab433a4f5Saurabh Shah * destination buffer. This is necessary only when the entire buffer is rotated 548c5628e5e5d07912ad30849801f18c07ab433a4f5Saurabh Shah * irrespective of crop (A-family). If only the crop portion of the buffer is 549c5628e5e5d07912ad30849801f18c07ab433a4f5Saurabh Shah * rotated into a destination buffer matching the size of crop, we don't need to 550c5628e5e5d07912ad30849801f18c07ab433a4f5Saurabh Shah * use this helper (B-family). 551c5628e5e5d07912ad30849801f18c07ab433a4f5Saurabh Shah * @Deprecated as of now, retained for the case where a full buffer needs 552c5628e5e5d07912ad30849801f18c07ab433a4f5Saurabh Shah * transform and also as a reference. 553c5628e5e5d07912ad30849801f18c07ab433a4f5Saurabh Shah */ 554ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilsonvoid preRotateSource(const eTransform& tr, Whf& whf, Dim& srcCrop); 555ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilsonvoid getDump(char *buf, size_t len, const char *prefix, const mdp_overlay& ov); 556ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilsonvoid getDump(char *buf, size_t len, const char *prefix, const msmfb_img& ov); 557ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilsonvoid getDump(char *buf, size_t len, const char *prefix, const mdp_rect& ov); 558ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilsonvoid getDump(char *buf, size_t len, const char *prefix, 559ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson const msmfb_overlay_data& ov); 560ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilsonvoid getDump(char *buf, size_t len, const char *prefix, const msmfb_data& ov); 561ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilsonvoid getDump(char *buf, size_t len, const char *prefix, 562ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson const msm_rotator_img_info& ov); 563ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilsonvoid getDump(char *buf, size_t len, const char *prefix, 564ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson const msm_rotator_data_info& ov); 565ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson 566ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson} // namespace utils ends 567ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson 568ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson//--------------------Class Res stuff (namespace overlay only) ----------- 569ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson 570ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilsonclass Res { 571ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilsonpublic: 572ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson // /dev/graphics/fb%u 573ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson static const char* const fbPath; 574ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson // /dev/msm_rotator 575ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson static const char* const rotPath; 576ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson}; 577ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson 578ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson 579ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson//--------------------Class OvFD stuff (namespace overlay only) ----------- 580ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson 581ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson/* 582ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson* Holds one FD 583ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson* Dtor will NOT close the underlying FD. 584ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson* That enables us to copy that object around 585ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson* */ 586ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilsonclass OvFD { 587ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilsonpublic: 588ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson /* Ctor */ 589ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson explicit OvFD(); 590ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson 591ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson /* dtor will NOT close the underlying FD */ 592ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson ~OvFD(); 593ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson 594ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson /* Open fd using the path given by dev. 595ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson * return false in failure */ 596ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson bool open(const char* const dev, 597ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson int flags = O_RDWR); 598ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson 599ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson /* populate path */ 600ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson void setPath(const char* const dev); 601ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson 602ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson /* Close fd if we have a valid fd. */ 603ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson bool close(); 604ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson 605ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson /* returns underlying fd.*/ 606ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson int getFD() const; 607ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson 608ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson /* returns true if fd is valid */ 609ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson bool valid() const; 610ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson 611ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson /* like operator= */ 612ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson void copy(int fd); 613ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson 614ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson /* dump the state of the instance */ 615ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson void dump() const; 616ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilsonprivate: 617ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson /* helper enum for determine valid/invalid fd */ 618ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson enum { INVAL = -1 }; 619ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson 620ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson /* actual os fd */ 621ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson int mFD; 622ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson 623ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson /* path, for debugging */ 624ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson char mPath[utils::MAX_PATH_LEN]; 625ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson}; 626ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson 627ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson//-------------------Inlines-------------------------- 628ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson 629ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilsoninline bool open(OvFD& fd, uint32_t fbnum, const char* const dev, int flags) 630ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson{ 631ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson char dev_name[64] = {0}; 632ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson snprintf(dev_name, sizeof(dev_name), dev, fbnum); 633ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson return fd.open(dev_name, flags); 634ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson} 635ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson 636ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilsoninline OvFD::OvFD() : mFD (INVAL) { 637ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson mPath[0] = 0; 638ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson} 639ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson 640ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilsoninline OvFD::~OvFD() { 641ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson //no op since copy() can be used to share fd, in 3d cases. 642ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson} 643ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson 644ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilsoninline bool OvFD::open(const char* const dev, int flags) 645ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson{ 646ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson mFD = ::open(dev, flags, 0); 647ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson if (mFD < 0) { 648ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson // FIXME errno, strerror in bionic? 649ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson ALOGE("Cant open device %s err=%d", dev, errno); 650ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson return false; 651ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson } 652ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson setPath(dev); 653ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson return true; 654ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson} 655ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson 656ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilsoninline void OvFD::setPath(const char* const dev) 657ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson{ 658a653efede03423aa840da24634f1ec6f20796f1eSimon Wilson ::strlcpy(mPath, dev, sizeof(mPath)); 659ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson} 660ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson 661ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilsoninline bool OvFD::close() 662ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson{ 663ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson int ret = 0; 664ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson if(valid()) { 665ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson ret = ::close(mFD); 666ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson mFD = INVAL; 667ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson } 668ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson return (ret == 0); 669ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson} 670ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson 671ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilsoninline bool OvFD::valid() const 672ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson{ 673ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson return (mFD != INVAL); 674ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson} 675ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson 676ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilsoninline int OvFD::getFD() const { return mFD; } 677ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson 678ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilsoninline void OvFD::copy(int fd) { 679ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson mFD = fd; 680ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson} 681ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson 682ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilsoninline void OvFD::dump() const 683ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson{ 684ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson ALOGE("== Dump OvFD fd=%d path=%s start/end ==", 685ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson mFD, mPath); 686ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson} 687ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson 688ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson//--------------- class OvFD stuff ends --------------------- 689ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson 690ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson} // overlay 691ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson 692ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson 693ef53c1c84ec55ed50f607d52b7abfbb86239408eSimon Wilson#endif // OVERLAY_UTILS_H 694