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#define ATRACE_TAG (ATRACE_TAG_GRAPHICS | ATRACE_TAG_HAL) 33 34/* 35* In order to make overlay::mdp_wrapper shorter, please do something like: 36* namespace mdpwrap = overlay::mdp_wrapper; 37* */ 38 39#include <linux/msm_mdp.h> 40#include <linux/msm_rotator.h> 41#include <sys/ioctl.h> 42#include <utils/Log.h> 43#include <errno.h> 44#include "overlayUtils.h" 45#include <utils/Trace.h> 46 47namespace overlay{ 48 49namespace mdp_wrapper{ 50/* FBIOGET_FSCREENINFO */ 51bool getFScreenInfo(int fd, fb_fix_screeninfo& finfo); 52 53/* FBIOGET_VSCREENINFO */ 54bool getVScreenInfo(int fd, fb_var_screeninfo& vinfo); 55 56/* FBIOPUT_VSCREENINFO */ 57bool setVScreenInfo(int fd, fb_var_screeninfo& vinfo); 58 59/* MSM_ROTATOR_IOCTL_START */ 60bool startRotator(int fd, msm_rotator_img_info& rot); 61 62/* MSM_ROTATOR_IOCTL_ROTATE */ 63bool rotate(int fd, msm_rotator_data_info& rot); 64 65/* MSMFB_OVERLAY_SET */ 66bool setOverlay(int fd, mdp_overlay& ov); 67 68/* MSM_ROTATOR_IOCTL_FINISH */ 69bool endRotator(int fd, int sessionId); 70 71/* MSMFB_OVERLAY_UNSET */ 72bool unsetOverlay(int fd, int ovId); 73 74/* MSMFB_OVERLAY_GET */ 75bool getOverlay(int fd, mdp_overlay& ov); 76 77/* MSMFB_OVERLAY_PLAY */ 78bool play(int fd, msmfb_overlay_data& od); 79 80/* MSMFB_OVERLAY_3D */ 81bool set3D(int fd, msmfb_overlay_3d& ov); 82 83/* MSMFB_DISPLAY_COMMIT */ 84bool displayCommit(int fd); 85 86/* MSMFB_WRITEBACK_INIT, MSMFB_WRITEBACK_START */ 87bool wbInitStart(int fbfd); 88 89/* MSMFB_WRITEBACK_STOP, MSMFB_WRITEBACK_TERMINATE */ 90bool wbStopTerminate(int fbfd); 91 92/* MSMFB_WRITEBACK_QUEUE_BUFFER */ 93bool wbQueueBuffer(int fbfd, struct msmfb_data& fbData); 94 95/* MSMFB_WRITEBACK_DEQUEUE_BUFFER */ 96bool wbDequeueBuffer(int fbfd, struct msmfb_data& fbData); 97 98/* the following are helper functions for dumping 99 * msm_mdp and friends*/ 100void dump(const char* const s, const msmfb_overlay_data& ov); 101void dump(const char* const s, const msmfb_data& ov); 102void dump(const char* const s, const mdp_overlay& ov); 103void dump(const char* const s, const msmfb_overlay_3d& ov); 104void dump(const char* const s, const uint32_t u[], uint32_t cnt); 105void dump(const char* const s, const msmfb_img& ov); 106void dump(const char* const s, const mdp_rect& ov); 107 108/* and rotator */ 109void dump(const char* const s, const msm_rotator_img_info& rot); 110void dump(const char* const s, const msm_rotator_data_info& rot); 111 112/* info */ 113void dump(const char* const s, const fb_fix_screeninfo& finfo); 114void dump(const char* const s, const fb_var_screeninfo& vinfo); 115 116//---------------Inlines ------------------------------------- 117 118inline bool getFScreenInfo(int fd, fb_fix_screeninfo& finfo) { 119 ATRACE_CALL(); 120 if (ioctl(fd, FBIOGET_FSCREENINFO, &finfo) < 0) { 121 ALOGE("Failed to call ioctl FBIOGET_FSCREENINFO err=%s", 122 strerror(errno)); 123 return false; 124 } 125 return true; 126} 127 128inline bool getVScreenInfo(int fd, fb_var_screeninfo& vinfo) { 129 ATRACE_CALL(); 130 if (ioctl(fd, FBIOGET_VSCREENINFO, &vinfo) < 0) { 131 ALOGE("Failed to call ioctl FBIOGET_VSCREENINFO err=%s", 132 strerror(errno)); 133 return false; 134 } 135 return true; 136} 137 138inline bool setVScreenInfo(int fd, fb_var_screeninfo& vinfo) { 139 ATRACE_CALL(); 140 if (ioctl(fd, FBIOPUT_VSCREENINFO, &vinfo) < 0) { 141 ALOGE("Failed to call ioctl FBIOPUT_VSCREENINFO err=%s", 142 strerror(errno)); 143 return false; 144 } 145 return true; 146} 147 148inline bool startRotator(int fd, msm_rotator_img_info& rot) { 149 ATRACE_CALL(); 150 if (ioctl(fd, MSM_ROTATOR_IOCTL_START, &rot) < 0){ 151 ALOGE("Failed to call ioctl MSM_ROTATOR_IOCTL_START err=%s", 152 strerror(errno)); 153 return false; 154 } 155 return true; 156} 157 158inline bool rotate(int fd, msm_rotator_data_info& rot) { 159 ATRACE_CALL(); 160 if (ioctl(fd, MSM_ROTATOR_IOCTL_ROTATE, &rot) < 0) { 161 ALOGE("Failed to call ioctl MSM_ROTATOR_IOCTL_ROTATE err=%s", 162 strerror(errno)); 163 return false; 164 } 165 return true; 166} 167 168inline bool setOverlay(int fd, mdp_overlay& ov) { 169 ATRACE_CALL(); 170 if (ioctl(fd, MSMFB_OVERLAY_SET, &ov) < 0) { 171 ALOGE("Failed to call ioctl MSMFB_OVERLAY_SET err=%s", 172 strerror(errno)); 173 return false; 174 } 175 return true; 176} 177 178inline bool endRotator(int fd, uint32_t sessionId) { 179 ATRACE_CALL(); 180 if (ioctl(fd, MSM_ROTATOR_IOCTL_FINISH, &sessionId) < 0) { 181 ALOGE("Failed to call ioctl MSM_ROTATOR_IOCTL_FINISH err=%s", 182 strerror(errno)); 183 return false; 184 } 185 return true; 186} 187 188inline bool unsetOverlay(int fd, int ovId) { 189 ATRACE_CALL(); 190 if (ioctl(fd, MSMFB_OVERLAY_UNSET, &ovId) < 0) { 191 ALOGE("Failed to call ioctl MSMFB_OVERLAY_UNSET err=%s", 192 strerror(errno)); 193 return false; 194 } 195 return true; 196} 197 198inline bool getOverlay(int fd, mdp_overlay& ov) { 199 ATRACE_CALL(); 200 if (ioctl(fd, MSMFB_OVERLAY_GET, &ov) < 0) { 201 ALOGE("Failed to call ioctl MSMFB_OVERLAY_GET err=%s", 202 strerror(errno)); 203 return false; 204 } 205 return true; 206} 207 208inline bool play(int fd, msmfb_overlay_data& od) { 209 ATRACE_CALL(); 210 if (ioctl(fd, MSMFB_OVERLAY_PLAY, &od) < 0) { 211 ALOGE("Failed to call ioctl MSMFB_OVERLAY_PLAY err=%s", 212 strerror(errno)); 213 return false; 214 } 215 return true; 216} 217 218inline bool set3D(int fd, msmfb_overlay_3d& ov) { 219 ATRACE_CALL(); 220 if (ioctl(fd, MSMFB_OVERLAY_3D, &ov) < 0) { 221 ALOGE("Failed to call ioctl MSMFB_OVERLAY_3D err=%s", 222 strerror(errno)); 223 return false; 224 } 225 return true; 226} 227 228inline bool displayCommit(int fd, mdp_display_commit& info) { 229 ATRACE_CALL(); 230 if(ioctl(fd, MSMFB_DISPLAY_COMMIT, &info) == -1) { 231 ALOGE("Failed to call ioctl MSMFB_DISPLAY_COMMIT err=%s", 232 strerror(errno)); 233 return false; 234 } 235 return true; 236} 237 238inline bool wbInitStart(int fbfd) { 239 ATRACE_CALL(); 240 if(ioctl(fbfd, MSMFB_WRITEBACK_INIT, NULL) < 0) { 241 ALOGE("Failed to call ioctl MSMFB_WRITEBACK_INIT err=%s", 242 strerror(errno)); 243 return false; 244 } 245 if(ioctl(fbfd, MSMFB_WRITEBACK_START, NULL) < 0) { 246 ALOGE("Failed to call ioctl MSMFB_WRITEBACK_START err=%s", 247 strerror(errno)); 248 return false; 249 } 250 return true; 251} 252 253inline bool wbStopTerminate(int fbfd) { 254 ATRACE_CALL(); 255 if(ioctl(fbfd, MSMFB_WRITEBACK_STOP, NULL) < 0) { 256 ALOGE("Failed to call ioctl MSMFB_WRITEBACK_STOP err=%s", 257 strerror(errno)); 258 return false; 259 } 260 if(ioctl(fbfd, MSMFB_WRITEBACK_TERMINATE, NULL) < 0) { 261 ALOGE("Failed to call ioctl MSMFB_WRITEBACK_TERMINATE err=%s", 262 strerror(errno)); 263 return false; 264 } 265 return true; 266} 267 268inline bool wbQueueBuffer(int fbfd, struct msmfb_data& fbData) { 269 ATRACE_CALL(); 270 if(ioctl(fbfd, MSMFB_WRITEBACK_QUEUE_BUFFER, &fbData) < 0) { 271 ALOGE("Failed to call ioctl MSMFB_WRITEBACK_QUEUE_BUFFER err=%s", 272 strerror(errno)); 273 return false; 274 } 275 return true; 276} 277 278inline bool wbDequeueBuffer(int fbfd, struct msmfb_data& fbData) { 279 ATRACE_CALL(); 280 if(ioctl(fbfd, MSMFB_WRITEBACK_DEQUEUE_BUFFER, &fbData) < 0) { 281 ALOGE("Failed to call ioctl MSMFB_WRITEBACK_DEQUEUE_BUFFER err=%s", 282 strerror(errno)); 283 return false; 284 } 285 return true; 286} 287 288/* dump funcs */ 289inline void dump(const char* const s, const msmfb_overlay_data& ov) { 290 ALOGE("%s msmfb_overlay_data id=%d", 291 s, ov.id); 292 dump("data", ov.data); 293} 294inline void dump(const char* const s, const msmfb_data& ov) { 295 ALOGE("%s msmfb_data offset=%d memid=%d id=%d flags=0x%x priv=%d", 296 s, ov.offset, ov.memory_id, ov.id, ov.flags, ov.priv); 297} 298inline void dump(const char* const s, const mdp_overlay& ov) { 299 ALOGE("%s mdp_overlay z=%d fg=%d alpha=%d mask=%d flags=0x%x id=%d", 300 s, ov.z_order, ov.is_fg, ov.alpha, 301 ov.transp_mask, ov.flags, ov.id); 302 dump("src", ov.src); 303 dump("src_rect", ov.src_rect); 304 dump("dst_rect", ov.dst_rect); 305 /* 306 Commented off to prevent verbose logging, since user_data could have 8 or so 307 fields which are mostly 0 308 dump("user_data", ov.user_data, 309 sizeof(ov.user_data)/sizeof(ov.user_data[0])); 310 */ 311} 312inline void dump(const char* const s, const msmfb_img& ov) { 313 ALOGE("%s msmfb_img w=%d h=%d format=%d %s", 314 s, ov.width, ov.height, ov.format, 315 overlay::utils::getFormatString(ov.format)); 316} 317inline void dump(const char* const s, const mdp_rect& ov) { 318 ALOGE("%s mdp_rect x=%d y=%d w=%d h=%d", 319 s, ov.x, ov.y, ov.w, ov.h); 320} 321 322inline void dump(const char* const s, const msmfb_overlay_3d& ov) { 323 ALOGE("%s msmfb_overlay_3d 3d=%d w=%d h=%d", 324 s, ov.is_3d, ov.width, ov.height); 325 326} 327inline void dump(const char* const s, const uint32_t u[], uint32_t cnt) { 328 ALOGE("%s user_data cnt=%d", s, cnt); 329 for(uint32_t i=0; i < cnt; ++i) { 330 ALOGE("i=%d val=%d", i, u[i]); 331 } 332} 333inline void dump(const char* const s, const msm_rotator_img_info& rot) { 334 ALOGE("%s msm_rotator_img_info sessid=%u dstx=%d dsty=%d rot=%d, ena=%d scale=%d", 335 s, rot.session_id, rot.dst_x, rot.dst_y, 336 rot.rotations, rot.enable, rot.downscale_ratio); 337 dump("src", rot.src); 338 dump("dst", rot.dst); 339 dump("src_rect", rot.src_rect); 340} 341inline void dump(const char* const s, const msm_rotator_data_info& rot) { 342 ALOGE("%s msm_rotator_data_info sessid=%u verkey=%d", 343 s, rot.session_id, rot.version_key); 344 dump("src", rot.src); 345 dump("dst", rot.dst); 346 dump("src_chroma", rot.src_chroma); 347 dump("dst_chroma", rot.dst_chroma); 348} 349inline void dump(const char* const s, const fb_fix_screeninfo& finfo) { 350 ALOGE("%s fb_fix_screeninfo type=%d", s, finfo.type); 351} 352inline void dump(const char* const s, const fb_var_screeninfo& vinfo) { 353 ALOGE("%s fb_var_screeninfo xres=%d yres=%d", 354 s, vinfo.xres, vinfo.yres); 355} 356 357} // mdp_wrapper 358 359} // overlay 360 361#endif // MDP_WRAPPER_H 362