1/* 2* Copyright (c) 2011, The Linux Foundation. All rights reserved. 3* 4* Redistribution and use in source and binary forms, with or without 5* modification, are permitted provided that the following conditions are 6* met: 7* * Redistributions of source code must retain the above copyright 8* notice, this list of conditions and the following disclaimer. 9* * Redistributions in binary form must reproduce the above 10* copyright notice, this list of conditions and the following 11* disclaimer in the documentation and/or other materials provided 12* with the distribution. 13* * Neither the name of The Linux Foundation nor the names of its 14* contributors may be used to endorse or promote products derived 15* from this software without specific prior written permission. 16* 17* THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED 18* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF 19* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT 20* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS 21* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 22* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 23* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR 24* BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, 25* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE 26* OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN 27* IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 28*/ 29 30#ifndef MDP_WRAPPER_H 31#define MDP_WRAPPER_H 32 33/* 34* In order to make overlay::mdp_wrapper shorter, please do something like: 35* namespace mdpwrap = overlay::mdp_wrapper; 36* */ 37 38#include <linux/msm_mdp.h> 39#include <linux/msm_rotator.h> 40#include <sys/ioctl.h> 41#include <utils/Log.h> 42#include <errno.h> 43#include "overlayUtils.h" 44 45namespace overlay{ 46 47namespace mdp_wrapper{ 48/* FBIOGET_FSCREENINFO */ 49bool getFScreenInfo(int fd, fb_fix_screeninfo& finfo); 50 51/* FBIOGET_VSCREENINFO */ 52bool getVScreenInfo(int fd, fb_var_screeninfo& vinfo); 53 54/* FBIOPUT_VSCREENINFO */ 55bool setVScreenInfo(int fd, fb_var_screeninfo& vinfo); 56 57/* MSM_ROTATOR_IOCTL_START */ 58bool startRotator(int fd, msm_rotator_img_info& rot); 59 60/* MSM_ROTATOR_IOCTL_ROTATE */ 61bool rotate(int fd, msm_rotator_data_info& rot); 62 63/* MSMFB_OVERLAY_SET */ 64bool setOverlay(int fd, mdp_overlay& ov); 65 66/* MSM_ROTATOR_IOCTL_FINISH */ 67bool endRotator(int fd, int sessionId); 68 69/* MSMFB_OVERLAY_UNSET */ 70bool unsetOverlay(int fd, int ovId); 71 72/* MSMFB_OVERLAY_GET */ 73bool getOverlay(int fd, mdp_overlay& ov); 74 75/* MSMFB_OVERLAY_PLAY */ 76bool play(int fd, msmfb_overlay_data& od); 77 78/* MSMFB_OVERLAY_3D */ 79bool set3D(int fd, msmfb_overlay_3d& ov); 80 81/* the following are helper functions for dumping 82 * msm_mdp and friends*/ 83void dump(const char* const s, const msmfb_overlay_data& ov); 84void dump(const char* const s, const msmfb_data& ov); 85void dump(const char* const s, const mdp_overlay& ov); 86void dump(const char* const s, const msmfb_overlay_3d& ov); 87void dump(const char* const s, const uint32_t u[], uint32_t cnt); 88void dump(const char* const s, const msmfb_img& ov); 89void dump(const char* const s, const mdp_rect& ov); 90 91/* and rotator */ 92void dump(const char* const s, const msm_rotator_img_info& rot); 93void dump(const char* const s, const msm_rotator_data_info& rot); 94 95/* info */ 96void dump(const char* const s, const fb_fix_screeninfo& finfo); 97void dump(const char* const s, const fb_var_screeninfo& vinfo); 98 99//---------------Inlines ------------------------------------- 100 101inline bool getFScreenInfo(int fd, fb_fix_screeninfo& finfo) { 102 if (ioctl(fd, FBIOGET_FSCREENINFO, &finfo) < 0) { 103 ALOGE("Failed to call ioctl FBIOGET_FSCREENINFO err=%s", 104 strerror(errno)); 105 return false; 106 } 107 return true; 108} 109 110inline bool getVScreenInfo(int fd, fb_var_screeninfo& vinfo) { 111 if (ioctl(fd, FBIOGET_VSCREENINFO, &vinfo) < 0) { 112 ALOGE("Failed to call ioctl FBIOGET_VSCREENINFO err=%s", 113 strerror(errno)); 114 return false; 115 } 116 return true; 117} 118 119inline bool setVScreenInfo(int fd, fb_var_screeninfo& vinfo) { 120 if (ioctl(fd, FBIOPUT_VSCREENINFO, &vinfo) < 0) { 121 ALOGE("Failed to call ioctl FBIOPUT_VSCREENINFO err=%s", 122 strerror(errno)); 123 return false; 124 } 125 return true; 126} 127 128inline bool startRotator(int fd, msm_rotator_img_info& rot) { 129 if (ioctl(fd, MSM_ROTATOR_IOCTL_START, &rot) < 0){ 130 ALOGE("Failed to call ioctl MSM_ROTATOR_IOCTL_START err=%s", 131 strerror(errno)); 132 return false; 133 } 134 return true; 135} 136 137inline bool rotate(int fd, msm_rotator_data_info& rot) { 138 if (ioctl(fd, MSM_ROTATOR_IOCTL_ROTATE, &rot) < 0) { 139 ALOGE("Failed to call ioctl MSM_ROTATOR_IOCTL_ROTATE err=%s", 140 strerror(errno)); 141 return false; 142 } 143 return true; 144} 145 146inline bool setOverlay(int fd, mdp_overlay& ov) { 147 if (ioctl(fd, MSMFB_OVERLAY_SET, &ov) < 0) { 148 ALOGE("Failed to call ioctl MSMFB_OVERLAY_SET err=%s", 149 strerror(errno)); 150 return false; 151 } 152 return true; 153} 154 155inline bool endRotator(int fd, uint32_t sessionId) { 156 if (ioctl(fd, MSM_ROTATOR_IOCTL_FINISH, &sessionId) < 0) { 157 ALOGE("Failed to call ioctl MSM_ROTATOR_IOCTL_FINISH err=%s", 158 strerror(errno)); 159 return false; 160 } 161 return true; 162} 163 164inline bool unsetOverlay(int fd, int ovId) { 165 if (ioctl(fd, MSMFB_OVERLAY_UNSET, &ovId) < 0) { 166 ALOGE("Failed to call ioctl MSMFB_OVERLAY_UNSET err=%s", 167 strerror(errno)); 168 return false; 169 } 170 return true; 171} 172 173inline bool getOverlay(int fd, mdp_overlay& ov) { 174 if (ioctl(fd, MSMFB_OVERLAY_GET, &ov) < 0) { 175 ALOGE("Failed to call ioctl MSMFB_OVERLAY_GET err=%s", 176 strerror(errno)); 177 return false; 178 } 179 return true; 180} 181 182inline bool play(int fd, msmfb_overlay_data& od) { 183 if (ioctl(fd, MSMFB_OVERLAY_PLAY, &od) < 0) { 184 ALOGE("Failed to call ioctl MSMFB_OVERLAY_PLAY err=%s", 185 strerror(errno)); 186 return false; 187 } 188 return true; 189} 190 191inline bool set3D(int fd, msmfb_overlay_3d& ov) { 192 if (ioctl(fd, MSMFB_OVERLAY_3D, &ov) < 0) { 193 ALOGE("Failed to call ioctl MSMFB_OVERLAY_3D err=%s", 194 strerror(errno)); 195 return false; 196 } 197 return true; 198} 199 200/* dump funcs */ 201inline void dump(const char* const s, const msmfb_overlay_data& ov) { 202 ALOGE("%s msmfb_overlay_data id=%d", 203 s, ov.id); 204 dump("data", ov.data); 205} 206inline void dump(const char* const s, const msmfb_data& ov) { 207 ALOGE("%s msmfb_data offset=%d memid=%d id=%d flags=0x%x priv=%d", 208 s, ov.offset, ov.memory_id, ov.id, ov.flags, ov.priv); 209} 210inline void dump(const char* const s, const mdp_overlay& ov) { 211 ALOGE("%s mdp_overlay z=%d fg=%d alpha=%d mask=%d flags=0x%x id=%d", 212 s, ov.z_order, ov.is_fg, ov.alpha, 213 ov.transp_mask, ov.flags, ov.id); 214 dump("src", ov.src); 215 dump("src_rect", ov.src_rect); 216 dump("dst_rect", ov.dst_rect); 217 /* 218 Commented off to prevent verbose logging, since user_data could have 8 or so 219 fields which are mostly 0 220 dump("user_data", ov.user_data, 221 sizeof(ov.user_data)/sizeof(ov.user_data[0])); 222 */ 223} 224inline void dump(const char* const s, const msmfb_img& ov) { 225 ALOGE("%s msmfb_img w=%d h=%d format=%d %s", 226 s, ov.width, ov.height, ov.format, 227 overlay::utils::getFormatString(ov.format)); 228} 229inline void dump(const char* const s, const mdp_rect& ov) { 230 ALOGE("%s mdp_rect x=%d y=%d w=%d h=%d", 231 s, ov.x, ov.y, ov.w, ov.h); 232} 233 234inline void dump(const char* const s, const msmfb_overlay_3d& ov) { 235 ALOGE("%s msmfb_overlay_3d 3d=%d w=%d h=%d", 236 s, ov.is_3d, ov.width, ov.height); 237 238} 239inline void dump(const char* const s, const uint32_t u[], uint32_t cnt) { 240 ALOGE("%s user_data cnt=%d", s, cnt); 241 for(uint32_t i=0; i < cnt; ++i) { 242 ALOGE("i=%d val=%d", i, u[i]); 243 } 244} 245inline void dump(const char* const s, const msm_rotator_img_info& rot) { 246 ALOGE("%s msm_rotator_img_info sessid=%u dstx=%d dsty=%d rot=%d, ena=%d scale=%d", 247 s, rot.session_id, rot.dst_x, rot.dst_y, 248 rot.rotations, rot.enable, rot.downscale_ratio); 249 dump("src", rot.src); 250 dump("dst", rot.dst); 251 dump("src_rect", rot.src_rect); 252} 253inline void dump(const char* const s, const msm_rotator_data_info& rot) { 254 ALOGE("%s msm_rotator_data_info sessid=%u verkey=%d", 255 s, rot.session_id, rot.version_key); 256 dump("src", rot.src); 257 dump("dst", rot.dst); 258 dump("src_chroma", rot.src_chroma); 259 dump("dst_chroma", rot.dst_chroma); 260} 261inline void dump(const char* const s, const fb_fix_screeninfo& finfo) { 262 ALOGE("%s fb_fix_screeninfo type=%d", s, finfo.type); 263} 264inline void dump(const char* const s, const fb_var_screeninfo& vinfo) { 265 ALOGE("%s fb_var_screeninfo xres=%d yres=%d", 266 s, vinfo.xres, vinfo.yres); 267} 268 269} // mdp_wrapper 270 271} // overlay 272 273#endif // MDP_WRAPPER_H 274