1#ifndef _UAPI_MSM_KGSL_H 2#define _UAPI_MSM_KGSL_H 3 4/* 5 * The KGSL version has proven not to be very useful in userspace if features 6 * are cherry picked into other trees out of order so it is frozen as of 3.14. 7 * It is left here for backwards compatabilty and as a reminder that 8 * software releases are never linear. Also, I like pie. 9 */ 10 11#define KGSL_VERSION_MAJOR 3 12#define KGSL_VERSION_MINOR 14 13 14/*context flags */ 15#define KGSL_CONTEXT_SAVE_GMEM 0x00000001 16#define KGSL_CONTEXT_NO_GMEM_ALLOC 0x00000002 17#define KGSL_CONTEXT_SUBMIT_IB_LIST 0x00000004 18#define KGSL_CONTEXT_CTX_SWITCH 0x00000008 19#define KGSL_CONTEXT_PREAMBLE 0x00000010 20#define KGSL_CONTEXT_TRASH_STATE 0x00000020 21#define KGSL_CONTEXT_PER_CONTEXT_TS 0x00000040 22#define KGSL_CONTEXT_USER_GENERATED_TS 0x00000080 23#define KGSL_CONTEXT_END_OF_FRAME 0x00000100 24 25#define KGSL_CONTEXT_NO_FAULT_TOLERANCE 0x00000200 26#define KGSL_CONTEXT_SYNC 0x00000400 27#define KGSL_CONTEXT_PWR_CONSTRAINT 0x00000800 28/* bits [12:15] are reserved for future use */ 29#define KGSL_CONTEXT_PRIORITY_MASK 0x0000F000 30#define KGSL_CONTEXT_PRIORITY_SHIFT 12 31#define KGSL_CONTEXT_PRIORITY_UNDEF 0 32 33#define KGSL_CONTEXT_TYPE_MASK 0x01F00000 34#define KGSL_CONTEXT_TYPE_SHIFT 20 35 36#define KGSL_CONTEXT_TYPE_ANY 0 37#define KGSL_CONTEXT_TYPE_GL 1 38#define KGSL_CONTEXT_TYPE_CL 2 39#define KGSL_CONTEXT_TYPE_C2D 3 40#define KGSL_CONTEXT_TYPE_RS 4 41#define KGSL_CONTEXT_TYPE_UNKNOWN 0x1E 42 43#define KGSL_CONTEXT_INVALID 0xffffffff 44 45/* --- Memory allocation flags --- */ 46 47/* General allocation hints */ 48#define KGSL_MEMFLAGS_GPUREADONLY 0x01000000 49#define KGSL_MEMFLAGS_USE_CPU_MAP 0x10000000 50 51/* Memory caching hints */ 52#define KGSL_CACHEMODE_MASK 0x0C000000 53#define KGSL_CACHEMODE_SHIFT 26 54 55#define KGSL_CACHEMODE_WRITECOMBINE 0 56#define KGSL_CACHEMODE_UNCACHED 1 57#define KGSL_CACHEMODE_WRITETHROUGH 2 58#define KGSL_CACHEMODE_WRITEBACK 3 59 60/* Memory types for which allocations are made */ 61#define KGSL_MEMTYPE_MASK 0x0000FF00 62#define KGSL_MEMTYPE_SHIFT 8 63 64#define KGSL_MEMTYPE_OBJECTANY 0 65#define KGSL_MEMTYPE_FRAMEBUFFER 1 66#define KGSL_MEMTYPE_RENDERBUFFER 2 67#define KGSL_MEMTYPE_ARRAYBUFFER 3 68#define KGSL_MEMTYPE_ELEMENTARRAYBUFFER 4 69#define KGSL_MEMTYPE_VERTEXARRAYBUFFER 5 70#define KGSL_MEMTYPE_TEXTURE 6 71#define KGSL_MEMTYPE_SURFACE 7 72#define KGSL_MEMTYPE_EGL_SURFACE 8 73#define KGSL_MEMTYPE_GL 9 74#define KGSL_MEMTYPE_CL 10 75#define KGSL_MEMTYPE_CL_BUFFER_MAP 11 76#define KGSL_MEMTYPE_CL_BUFFER_NOMAP 12 77#define KGSL_MEMTYPE_CL_IMAGE_MAP 13 78#define KGSL_MEMTYPE_CL_IMAGE_NOMAP 14 79#define KGSL_MEMTYPE_CL_KERNEL_STACK 15 80#define KGSL_MEMTYPE_COMMAND 16 81#define KGSL_MEMTYPE_2D 17 82#define KGSL_MEMTYPE_EGL_IMAGE 18 83#define KGSL_MEMTYPE_EGL_SHADOW 19 84#define KGSL_MEMTYPE_MULTISAMPLE 20 85#define KGSL_MEMTYPE_KERNEL 255 86 87/* 88 * Alignment hint, passed as the power of 2 exponent. 89 * i.e 4k (2^12) would be 12, 64k (2^16)would be 16. 90 */ 91#define KGSL_MEMALIGN_MASK 0x00FF0000 92#define KGSL_MEMALIGN_SHIFT 16 93 94enum kgsl_user_mem_type { 95 KGSL_USER_MEM_TYPE_PMEM = 0x00000000, 96 KGSL_USER_MEM_TYPE_ASHMEM = 0x00000001, 97 KGSL_USER_MEM_TYPE_ADDR = 0x00000002, 98 KGSL_USER_MEM_TYPE_ION = 0x00000003, 99 KGSL_USER_MEM_TYPE_MAX = 0x00000004, 100}; 101#define KGSL_MEMFLAGS_USERMEM_MASK 0x000000e0 102#define KGSL_MEMFLAGS_USERMEM_SHIFT 5 103 104/* 105 * Unfortunately, enum kgsl_user_mem_type starts at 0 which does not 106 * leave a good value for allocated memory. In the flags we use 107 * 0 to indicate allocated memory and thus need to add 1 to the enum 108 * values. 109 */ 110#define KGSL_USERMEM_FLAG(x) (((x) + 1) << KGSL_MEMFLAGS_USERMEM_SHIFT) 111 112#define KGSL_MEMFLAGS_NOT_USERMEM 0 113#define KGSL_MEMFLAGS_USERMEM_PMEM KGSL_USERMEM_FLAG(KGSL_USER_MEM_TYPE_PMEM) 114#define KGSL_MEMFLAGS_USERMEM_ASHMEM \ 115 KGSL_USERMEM_FLAG(KGSL_USER_MEM_TYPE_ASHMEM) 116#define KGSL_MEMFLAGS_USERMEM_ADDR KGSL_USERMEM_FLAG(KGSL_USER_MEM_TYPE_ADDR) 117#define KGSL_MEMFLAGS_USERMEM_ION KGSL_USERMEM_FLAG(KGSL_USER_MEM_TYPE_ION) 118 119/* --- generic KGSL flag values --- */ 120 121#define KGSL_FLAGS_NORMALMODE 0x00000000 122#define KGSL_FLAGS_SAFEMODE 0x00000001 123#define KGSL_FLAGS_INITIALIZED0 0x00000002 124#define KGSL_FLAGS_INITIALIZED 0x00000004 125#define KGSL_FLAGS_STARTED 0x00000008 126#define KGSL_FLAGS_ACTIVE 0x00000010 127#define KGSL_FLAGS_RESERVED0 0x00000020 128#define KGSL_FLAGS_RESERVED1 0x00000040 129#define KGSL_FLAGS_RESERVED2 0x00000080 130#define KGSL_FLAGS_SOFT_RESET 0x00000100 131#define KGSL_FLAGS_PER_CONTEXT_TIMESTAMPS 0x00000200 132 133/* Clock flags to show which clocks should be controled by a given platform */ 134#define KGSL_CLK_SRC 0x00000001 135#define KGSL_CLK_CORE 0x00000002 136#define KGSL_CLK_IFACE 0x00000004 137#define KGSL_CLK_MEM 0x00000008 138#define KGSL_CLK_MEM_IFACE 0x00000010 139#define KGSL_CLK_AXI 0x00000020 140 141/* Server Side Sync Timeout in milliseconds */ 142#define KGSL_SYNCOBJ_SERVER_TIMEOUT 2000 143 144/* 145 * Reset status values for context 146 */ 147enum kgsl_ctx_reset_stat { 148 KGSL_CTX_STAT_NO_ERROR = 0x00000000, 149 KGSL_CTX_STAT_GUILTY_CONTEXT_RESET_EXT = 0x00000001, 150 KGSL_CTX_STAT_INNOCENT_CONTEXT_RESET_EXT = 0x00000002, 151 KGSL_CTX_STAT_UNKNOWN_CONTEXT_RESET_EXT = 0x00000003 152}; 153 154#define KGSL_CONVERT_TO_MBPS(val) \ 155 (val*1000*1000U) 156 157/* device id */ 158enum kgsl_deviceid { 159 KGSL_DEVICE_3D0 = 0x00000000, 160 KGSL_DEVICE_2D0 = 0x00000001, 161 KGSL_DEVICE_2D1 = 0x00000002, 162 KGSL_DEVICE_MAX = 0x00000003 163}; 164 165struct kgsl_devinfo { 166 167 unsigned int device_id; 168 /* chip revision id 169 * coreid:8 majorrev:8 minorrev:8 patch:8 170 */ 171 unsigned int chip_id; 172 unsigned int mmu_enabled; 173 unsigned long gmem_gpubaseaddr; 174 /* 175 * This field contains the adreno revision 176 * number 200, 205, 220, etc... 177 */ 178 unsigned int gpu_id; 179 size_t gmem_sizebytes; 180}; 181 182/* this structure defines the region of memory that can be mmap()ed from this 183 driver. The timestamp fields are volatile because they are written by the 184 GPU 185*/ 186struct kgsl_devmemstore { 187 volatile unsigned int soptimestamp; 188 unsigned int sbz; 189 volatile unsigned int eoptimestamp; 190 unsigned int sbz2; 191 volatile unsigned int ts_cmp_enable; 192 unsigned int sbz3; 193 volatile unsigned int ref_wait_ts; 194 unsigned int sbz4; 195 unsigned int current_context; 196 unsigned int sbz5; 197}; 198 199#define KGSL_MEMSTORE_OFFSET(ctxt_id, field) \ 200 ((ctxt_id)*sizeof(struct kgsl_devmemstore) + \ 201 offsetof(struct kgsl_devmemstore, field)) 202 203/* timestamp id*/ 204enum kgsl_timestamp_type { 205 KGSL_TIMESTAMP_CONSUMED = 0x00000001, /* start-of-pipeline timestamp */ 206 KGSL_TIMESTAMP_RETIRED = 0x00000002, /* end-of-pipeline timestamp*/ 207 KGSL_TIMESTAMP_QUEUED = 0x00000003, 208}; 209 210/* property types - used with kgsl_device_getproperty */ 211enum kgsl_property_type { 212 KGSL_PROP_DEVICE_INFO = 0x00000001, 213 KGSL_PROP_DEVICE_SHADOW = 0x00000002, 214 KGSL_PROP_DEVICE_POWER = 0x00000003, 215 KGSL_PROP_SHMEM = 0x00000004, 216 KGSL_PROP_SHMEM_APERTURES = 0x00000005, 217 KGSL_PROP_MMU_ENABLE = 0x00000006, 218 KGSL_PROP_INTERRUPT_WAITS = 0x00000007, 219 KGSL_PROP_VERSION = 0x00000008, 220 KGSL_PROP_GPU_RESET_STAT = 0x00000009, 221 KGSL_PROP_PWRCTRL = 0x0000000E, 222 KGSL_PROP_PWR_CONSTRAINT = 0x00000012, 223}; 224 225struct kgsl_shadowprop { 226 unsigned long gpuaddr; 227 size_t size; 228 unsigned int flags; /* contains KGSL_FLAGS_ values */ 229}; 230 231struct kgsl_version { 232 unsigned int drv_major; 233 unsigned int drv_minor; 234 unsigned int dev_major; 235 unsigned int dev_minor; 236}; 237 238/* Performance counter groups */ 239 240#define KGSL_PERFCOUNTER_GROUP_CP 0x0 241#define KGSL_PERFCOUNTER_GROUP_RBBM 0x1 242#define KGSL_PERFCOUNTER_GROUP_PC 0x2 243#define KGSL_PERFCOUNTER_GROUP_VFD 0x3 244#define KGSL_PERFCOUNTER_GROUP_HLSQ 0x4 245#define KGSL_PERFCOUNTER_GROUP_VPC 0x5 246#define KGSL_PERFCOUNTER_GROUP_TSE 0x6 247#define KGSL_PERFCOUNTER_GROUP_RAS 0x7 248#define KGSL_PERFCOUNTER_GROUP_UCHE 0x8 249#define KGSL_PERFCOUNTER_GROUP_TP 0x9 250#define KGSL_PERFCOUNTER_GROUP_SP 0xA 251#define KGSL_PERFCOUNTER_GROUP_RB 0xB 252#define KGSL_PERFCOUNTER_GROUP_PWR 0xC 253#define KGSL_PERFCOUNTER_GROUP_VBIF 0xD 254#define KGSL_PERFCOUNTER_GROUP_VBIF_PWR 0xE 255#define KGSL_PERFCOUNTER_GROUP_MH 0xF 256#define KGSL_PERFCOUNTER_GROUP_PA_SU 0x10 257#define KGSL_PERFCOUNTER_GROUP_SQ 0x11 258#define KGSL_PERFCOUNTER_GROUP_SX 0x12 259#define KGSL_PERFCOUNTER_GROUP_TCF 0x13 260#define KGSL_PERFCOUNTER_GROUP_TCM 0x14 261#define KGSL_PERFCOUNTER_GROUP_TCR 0x15 262#define KGSL_PERFCOUNTER_GROUP_L2 0x16 263#define KGSL_PERFCOUNTER_GROUP_VSC 0x17 264#define KGSL_PERFCOUNTER_GROUP_CCU 0x18 265#define KGSL_PERFCOUNTER_GROUP_MAX 0x19 266 267#define KGSL_PERFCOUNTER_NOT_USED 0xFFFFFFFF 268#define KGSL_PERFCOUNTER_BROKEN 0xFFFFFFFE 269 270/* structure holds list of ibs */ 271struct kgsl_ibdesc { 272 unsigned long gpuaddr; 273 unsigned long __pad; 274 size_t sizedwords; 275 unsigned int ctrl; 276}; 277 278/* ioctls */ 279#define KGSL_IOC_TYPE 0x09 280 281/* get misc info about the GPU 282 type should be a value from enum kgsl_property_type 283 value points to a structure that varies based on type 284 sizebytes is sizeof() that structure 285 for KGSL_PROP_DEVICE_INFO, use struct kgsl_devinfo 286 this structure contaings hardware versioning info. 287 for KGSL_PROP_DEVICE_SHADOW, use struct kgsl_shadowprop 288 this is used to find mmap() offset and sizes for mapping 289 struct kgsl_memstore into userspace. 290*/ 291struct kgsl_device_getproperty { 292 unsigned int type; 293 void __user *value; 294 size_t sizebytes; 295}; 296 297#define IOCTL_KGSL_DEVICE_GETPROPERTY \ 298 _IOWR(KGSL_IOC_TYPE, 0x2, struct kgsl_device_getproperty) 299 300/* IOCTL_KGSL_DEVICE_READ (0x3) - removed 03/2012 301 */ 302 303/* block until the GPU has executed past a given timestamp 304 * timeout is in milliseconds. 305 */ 306struct kgsl_device_waittimestamp { 307 unsigned int timestamp; 308 unsigned int timeout; 309}; 310 311#define IOCTL_KGSL_DEVICE_WAITTIMESTAMP \ 312 _IOW(KGSL_IOC_TYPE, 0x6, struct kgsl_device_waittimestamp) 313 314struct kgsl_device_waittimestamp_ctxtid { 315 unsigned int context_id; 316 unsigned int timestamp; 317 unsigned int timeout; 318}; 319 320#define IOCTL_KGSL_DEVICE_WAITTIMESTAMP_CTXTID \ 321 _IOW(KGSL_IOC_TYPE, 0x7, struct kgsl_device_waittimestamp_ctxtid) 322 323/* DEPRECATED: issue indirect commands to the GPU. 324 * drawctxt_id must have been created with IOCTL_KGSL_DRAWCTXT_CREATE 325 * ibaddr and sizedwords must specify a subset of a buffer created 326 * with IOCTL_KGSL_SHAREDMEM_FROM_PMEM 327 * flags may be a mask of KGSL_CONTEXT_ values 328 * timestamp is a returned counter value which can be passed to 329 * other ioctls to determine when the commands have been executed by 330 * the GPU. 331 * 332 * This fucntion is deprecated - consider using IOCTL_KGSL_SUBMIT_COMMANDS 333 * instead 334 */ 335struct kgsl_ringbuffer_issueibcmds { 336 unsigned int drawctxt_id; 337 unsigned long ibdesc_addr; 338 unsigned int numibs; 339 unsigned int timestamp; /*output param */ 340 unsigned int flags; 341}; 342 343#define IOCTL_KGSL_RINGBUFFER_ISSUEIBCMDS \ 344 _IOWR(KGSL_IOC_TYPE, 0x10, struct kgsl_ringbuffer_issueibcmds) 345 346/* read the most recently executed timestamp value 347 * type should be a value from enum kgsl_timestamp_type 348 */ 349struct kgsl_cmdstream_readtimestamp { 350 unsigned int type; 351 unsigned int timestamp; /*output param */ 352}; 353 354#define IOCTL_KGSL_CMDSTREAM_READTIMESTAMP_OLD \ 355 _IOR(KGSL_IOC_TYPE, 0x11, struct kgsl_cmdstream_readtimestamp) 356 357#define IOCTL_KGSL_CMDSTREAM_READTIMESTAMP \ 358 _IOWR(KGSL_IOC_TYPE, 0x11, struct kgsl_cmdstream_readtimestamp) 359 360/* free memory when the GPU reaches a given timestamp. 361 * gpuaddr specify a memory region created by a 362 * IOCTL_KGSL_SHAREDMEM_FROM_PMEM call 363 * type should be a value from enum kgsl_timestamp_type 364 */ 365struct kgsl_cmdstream_freememontimestamp { 366 unsigned long gpuaddr; 367 unsigned int type; 368 unsigned int timestamp; 369}; 370 371#define IOCTL_KGSL_CMDSTREAM_FREEMEMONTIMESTAMP \ 372 _IOW(KGSL_IOC_TYPE, 0x12, struct kgsl_cmdstream_freememontimestamp) 373 374/* Previous versions of this header had incorrectly defined 375 IOCTL_KGSL_CMDSTREAM_FREEMEMONTIMESTAMP as a read-only ioctl instead 376 of a write only ioctl. To ensure binary compatability, the following 377 #define will be used to intercept the incorrect ioctl 378*/ 379 380#define IOCTL_KGSL_CMDSTREAM_FREEMEMONTIMESTAMP_OLD \ 381 _IOR(KGSL_IOC_TYPE, 0x12, struct kgsl_cmdstream_freememontimestamp) 382 383/* create a draw context, which is used to preserve GPU state. 384 * The flags field may contain a mask KGSL_CONTEXT_* values 385 */ 386struct kgsl_drawctxt_create { 387 unsigned int flags; 388 unsigned int drawctxt_id; /*output param */ 389}; 390 391#define IOCTL_KGSL_DRAWCTXT_CREATE \ 392 _IOWR(KGSL_IOC_TYPE, 0x13, struct kgsl_drawctxt_create) 393 394/* destroy a draw context */ 395struct kgsl_drawctxt_destroy { 396 unsigned int drawctxt_id; 397}; 398 399#define IOCTL_KGSL_DRAWCTXT_DESTROY \ 400 _IOW(KGSL_IOC_TYPE, 0x14, struct kgsl_drawctxt_destroy) 401 402/* add a block of pmem, fb, ashmem or user allocated address 403 * into the GPU address space */ 404struct kgsl_map_user_mem { 405 int fd; 406 unsigned long gpuaddr; /*output param */ 407 size_t len; 408 size_t offset; 409 unsigned long hostptr; /*input param */ 410 enum kgsl_user_mem_type memtype; 411 unsigned int flags; 412}; 413 414#define IOCTL_KGSL_MAP_USER_MEM \ 415 _IOWR(KGSL_IOC_TYPE, 0x15, struct kgsl_map_user_mem) 416 417struct kgsl_cmdstream_readtimestamp_ctxtid { 418 unsigned int context_id; 419 unsigned int type; 420 unsigned int timestamp; /*output param */ 421}; 422 423#define IOCTL_KGSL_CMDSTREAM_READTIMESTAMP_CTXTID \ 424 _IOWR(KGSL_IOC_TYPE, 0x16, struct kgsl_cmdstream_readtimestamp_ctxtid) 425 426struct kgsl_cmdstream_freememontimestamp_ctxtid { 427 unsigned int context_id; 428 unsigned long gpuaddr; 429 unsigned int type; 430 unsigned int timestamp; 431}; 432 433#define IOCTL_KGSL_CMDSTREAM_FREEMEMONTIMESTAMP_CTXTID \ 434 _IOW(KGSL_IOC_TYPE, 0x17, \ 435 struct kgsl_cmdstream_freememontimestamp_ctxtid) 436 437/* add a block of pmem or fb into the GPU address space */ 438struct kgsl_sharedmem_from_pmem { 439 int pmem_fd; 440 unsigned long gpuaddr; /*output param */ 441 unsigned int len; 442 unsigned int offset; 443}; 444 445#define IOCTL_KGSL_SHAREDMEM_FROM_PMEM \ 446 _IOWR(KGSL_IOC_TYPE, 0x20, struct kgsl_sharedmem_from_pmem) 447 448/* remove memory from the GPU's address space */ 449struct kgsl_sharedmem_free { 450 unsigned long gpuaddr; 451}; 452 453#define IOCTL_KGSL_SHAREDMEM_FREE \ 454 _IOW(KGSL_IOC_TYPE, 0x21, struct kgsl_sharedmem_free) 455 456struct kgsl_cff_user_event { 457 unsigned char cff_opcode; 458 unsigned int op1; 459 unsigned int op2; 460 unsigned int op3; 461 unsigned int op4; 462 unsigned int op5; 463 unsigned int __pad[2]; 464}; 465 466#define IOCTL_KGSL_CFF_USER_EVENT \ 467 _IOW(KGSL_IOC_TYPE, 0x31, struct kgsl_cff_user_event) 468 469struct kgsl_gmem_desc { 470 unsigned int x; 471 unsigned int y; 472 unsigned int width; 473 unsigned int height; 474 unsigned int pitch; 475}; 476 477struct kgsl_buffer_desc { 478 void *hostptr; 479 unsigned long gpuaddr; 480 int size; 481 unsigned int format; 482 unsigned int pitch; 483 unsigned int enabled; 484}; 485 486struct kgsl_bind_gmem_shadow { 487 unsigned int drawctxt_id; 488 struct kgsl_gmem_desc gmem_desc; 489 unsigned int shadow_x; 490 unsigned int shadow_y; 491 struct kgsl_buffer_desc shadow_buffer; 492 unsigned int buffer_id; 493}; 494 495#define IOCTL_KGSL_DRAWCTXT_BIND_GMEM_SHADOW \ 496 _IOW(KGSL_IOC_TYPE, 0x22, struct kgsl_bind_gmem_shadow) 497 498/* add a block of memory into the GPU address space */ 499 500/* 501 * IOCTL_KGSL_SHAREDMEM_FROM_VMALLOC deprecated 09/2012 502 * use IOCTL_KGSL_GPUMEM_ALLOC instead 503 */ 504 505struct kgsl_sharedmem_from_vmalloc { 506 unsigned long gpuaddr; /*output param */ 507 unsigned int hostptr; 508 unsigned int flags; 509}; 510 511#define IOCTL_KGSL_SHAREDMEM_FROM_VMALLOC \ 512 _IOWR(KGSL_IOC_TYPE, 0x23, struct kgsl_sharedmem_from_vmalloc) 513 514/* 515 * This is being deprecated in favor of IOCTL_KGSL_GPUMEM_CACHE_SYNC which 516 * supports both directions (flush and invalidate). This code will still 517 * work, but by definition it will do a flush of the cache which might not be 518 * what you want to have happen on a buffer following a GPU operation. It is 519 * safer to go with IOCTL_KGSL_GPUMEM_CACHE_SYNC 520 */ 521 522#define IOCTL_KGSL_SHAREDMEM_FLUSH_CACHE \ 523 _IOW(KGSL_IOC_TYPE, 0x24, struct kgsl_sharedmem_free) 524 525struct kgsl_drawctxt_set_bin_base_offset { 526 unsigned int drawctxt_id; 527 unsigned int offset; 528}; 529 530#define IOCTL_KGSL_DRAWCTXT_SET_BIN_BASE_OFFSET \ 531 _IOW(KGSL_IOC_TYPE, 0x25, struct kgsl_drawctxt_set_bin_base_offset) 532 533enum kgsl_cmdwindow_type { 534 KGSL_CMDWINDOW_MIN = 0x00000000, 535 KGSL_CMDWINDOW_2D = 0x00000000, 536 KGSL_CMDWINDOW_3D = 0x00000001, /* legacy */ 537 KGSL_CMDWINDOW_MMU = 0x00000002, 538 KGSL_CMDWINDOW_ARBITER = 0x000000FF, 539 KGSL_CMDWINDOW_MAX = 0x000000FF, 540}; 541 542/* write to the command window */ 543struct kgsl_cmdwindow_write { 544 enum kgsl_cmdwindow_type target; 545 unsigned int addr; 546 unsigned int data; 547}; 548 549#define IOCTL_KGSL_CMDWINDOW_WRITE \ 550 _IOW(KGSL_IOC_TYPE, 0x2e, struct kgsl_cmdwindow_write) 551 552struct kgsl_gpumem_alloc { 553 unsigned long gpuaddr; /* output param */ 554 size_t size; 555 unsigned int flags; 556}; 557 558#define IOCTL_KGSL_GPUMEM_ALLOC \ 559 _IOWR(KGSL_IOC_TYPE, 0x2f, struct kgsl_gpumem_alloc) 560 561struct kgsl_cff_syncmem { 562 unsigned long gpuaddr; 563 size_t len; 564 unsigned int __pad[2]; /* For future binary compatibility */ 565}; 566 567#define IOCTL_KGSL_CFF_SYNCMEM \ 568 _IOW(KGSL_IOC_TYPE, 0x30, struct kgsl_cff_syncmem) 569 570/* 571 * A timestamp event allows the user space to register an action following an 572 * expired timestamp. Note IOCTL_KGSL_TIMESTAMP_EVENT has been redefined to 573 * _IOWR to support fences which need to return a fd for the priv parameter. 574 */ 575 576struct kgsl_timestamp_event { 577 int type; /* Type of event (see list below) */ 578 unsigned int timestamp; /* Timestamp to trigger event on */ 579 unsigned int context_id; /* Context for the timestamp */ 580 void __user *priv; /* Pointer to the event specific blob */ 581 size_t len; /* Size of the event specific blob */ 582}; 583 584#define IOCTL_KGSL_TIMESTAMP_EVENT_OLD \ 585 _IOW(KGSL_IOC_TYPE, 0x31, struct kgsl_timestamp_event) 586 587/* A genlock timestamp event releases an existing lock on timestamp expire */ 588 589#define KGSL_TIMESTAMP_EVENT_GENLOCK 1 590 591struct kgsl_timestamp_event_genlock { 592 int handle; /* Handle of the genlock lock to release */ 593}; 594 595/* A fence timestamp event releases an existing lock on timestamp expire */ 596 597#define KGSL_TIMESTAMP_EVENT_FENCE 2 598 599struct kgsl_timestamp_event_fence { 600 int fence_fd; /* Fence to signal */ 601}; 602 603/* 604 * Set a property within the kernel. Uses the same structure as 605 * IOCTL_KGSL_GETPROPERTY 606 */ 607 608#define IOCTL_KGSL_SETPROPERTY \ 609 _IOW(KGSL_IOC_TYPE, 0x32, struct kgsl_device_getproperty) 610 611#define IOCTL_KGSL_TIMESTAMP_EVENT \ 612 _IOWR(KGSL_IOC_TYPE, 0x33, struct kgsl_timestamp_event) 613 614/** 615 * struct kgsl_gpumem_alloc_id - argument to IOCTL_KGSL_GPUMEM_ALLOC_ID 616 * @id: returned id value for this allocation. 617 * @flags: mask of KGSL_MEM* values requested and actual flags on return. 618 * @size: requested size of the allocation and actual size on return. 619 * @mmapsize: returned size to pass to mmap() which may be larger than 'size' 620 * @gpuaddr: returned GPU address for the allocation 621 * 622 * Allocate memory for access by the GPU. The flags and size fields are echoed 623 * back by the kernel, so that the caller can know if the request was 624 * adjusted. 625 * 626 * Supported flags: 627 * KGSL_MEMFLAGS_GPUREADONLY: the GPU will be unable to write to the buffer 628 * KGSL_MEMTYPE*: usage hint for debugging aid 629 * KGSL_MEMALIGN*: alignment hint, may be ignored or adjusted by the kernel. 630 * KGSL_MEMFLAGS_USE_CPU_MAP: If set on call and return, the returned GPU 631 * address will be 0. Calling mmap() will set the GPU address. 632 */ 633struct kgsl_gpumem_alloc_id { 634 unsigned int id; 635 unsigned int flags; 636 size_t size; 637 size_t mmapsize; 638 unsigned long gpuaddr; 639/* private: reserved for future use*/ 640 unsigned long __pad[2]; 641}; 642 643#define IOCTL_KGSL_GPUMEM_ALLOC_ID \ 644 _IOWR(KGSL_IOC_TYPE, 0x34, struct kgsl_gpumem_alloc_id) 645 646/** 647 * struct kgsl_gpumem_free_id - argument to IOCTL_KGSL_GPUMEM_FREE_ID 648 * @id: GPU allocation id to free 649 * 650 * Free an allocation by id, in case a GPU address has not been assigned or 651 * is unknown. Freeing an allocation by id with this ioctl or by GPU address 652 * with IOCTL_KGSL_SHAREDMEM_FREE are equivalent. 653 */ 654struct kgsl_gpumem_free_id { 655 unsigned int id; 656/* private: reserved for future use*/ 657 unsigned int __pad; 658}; 659 660#define IOCTL_KGSL_GPUMEM_FREE_ID \ 661 _IOWR(KGSL_IOC_TYPE, 0x35, struct kgsl_gpumem_free_id) 662 663/** 664 * struct kgsl_gpumem_get_info - argument to IOCTL_KGSL_GPUMEM_GET_INFO 665 * @gpuaddr: GPU address to query. Also set on return. 666 * @id: GPU allocation id to query. Also set on return. 667 * @flags: returned mask of KGSL_MEM* values. 668 * @size: returned size of the allocation. 669 * @mmapsize: returned size to pass mmap(), which may be larger than 'size' 670 * @useraddr: returned address of the userspace mapping for this buffer 671 * 672 * This ioctl allows querying of all user visible attributes of an existing 673 * allocation, by either the GPU address or the id returned by a previous 674 * call to IOCTL_KGSL_GPUMEM_ALLOC_ID. Legacy allocation ioctls may not 675 * return all attributes so this ioctl can be used to look them up if needed. 676 * 677 */ 678struct kgsl_gpumem_get_info { 679 unsigned long gpuaddr; 680 unsigned int id; 681 unsigned int flags; 682 size_t size; 683 size_t mmapsize; 684 unsigned long useraddr; 685/* private: reserved for future use*/ 686 unsigned long __pad[4]; 687}; 688 689#define IOCTL_KGSL_GPUMEM_GET_INFO\ 690 _IOWR(KGSL_IOC_TYPE, 0x36, struct kgsl_gpumem_get_info) 691 692/** 693 * struct kgsl_gpumem_sync_cache - argument to IOCTL_KGSL_GPUMEM_SYNC_CACHE 694 * @gpuaddr: GPU address of the buffer to sync. 695 * @id: id of the buffer to sync. Either gpuaddr or id is sufficient. 696 * @op: a mask of KGSL_GPUMEM_CACHE_* values 697 * @offset: offset into the buffer 698 * @length: number of bytes starting from offset to perform 699 * the cache operation on 700 * 701 * Sync the L2 cache for memory headed to and from the GPU - this replaces 702 * KGSL_SHAREDMEM_FLUSH_CACHE since it can handle cache management for both 703 * directions 704 * 705 */ 706struct kgsl_gpumem_sync_cache { 707 unsigned long gpuaddr; 708 unsigned int id; 709 unsigned int op; 710 size_t offset; 711 size_t length; 712}; 713 714#define KGSL_GPUMEM_CACHE_CLEAN (1 << 0) 715#define KGSL_GPUMEM_CACHE_TO_GPU KGSL_GPUMEM_CACHE_CLEAN 716 717#define KGSL_GPUMEM_CACHE_INV (1 << 1) 718#define KGSL_GPUMEM_CACHE_FROM_GPU KGSL_GPUMEM_CACHE_INV 719 720#define KGSL_GPUMEM_CACHE_FLUSH \ 721 (KGSL_GPUMEM_CACHE_CLEAN | KGSL_GPUMEM_CACHE_INV) 722 723/* Flag to ensure backwards compatibility of kgsl_gpumem_sync_cache struct */ 724#define KGSL_GPUMEM_CACHE_RANGE (1 << 31U) 725 726#define IOCTL_KGSL_GPUMEM_SYNC_CACHE \ 727 _IOW(KGSL_IOC_TYPE, 0x37, struct kgsl_gpumem_sync_cache) 728 729/** 730 * struct kgsl_perfcounter_get - argument to IOCTL_KGSL_PERFCOUNTER_GET 731 * @groupid: Performance counter group ID 732 * @countable: Countable to select within the group 733 * @offset: Return offset of the reserved LO counter 734 * @offset_hi: Return offset of the reserved HI counter 735 * 736 * Get an available performance counter from a specified groupid. The offset 737 * of the performance counter will be returned after successfully assigning 738 * the countable to the counter for the specified group. An error will be 739 * returned and an offset of 0 if the groupid is invalid or there are no 740 * more counters left. After successfully getting a perfcounter, the user 741 * must call kgsl_perfcounter_put(groupid, contable) when finished with 742 * the perfcounter to clear up perfcounter resources. 743 * 744 */ 745struct kgsl_perfcounter_get { 746 unsigned int groupid; 747 unsigned int countable; 748 unsigned int offset; 749 unsigned int offset_hi; 750/* private: reserved for future use */ 751 unsigned int __pad; /* For future binary compatibility */ 752}; 753 754#define IOCTL_KGSL_PERFCOUNTER_GET \ 755 _IOWR(KGSL_IOC_TYPE, 0x38, struct kgsl_perfcounter_get) 756 757/** 758 * struct kgsl_perfcounter_put - argument to IOCTL_KGSL_PERFCOUNTER_PUT 759 * @groupid: Performance counter group ID 760 * @countable: Countable to release within the group 761 * 762 * Put an allocated performance counter to allow others to have access to the 763 * resource that was previously taken. This is only to be called after 764 * successfully getting a performance counter from kgsl_perfcounter_get(). 765 * 766 */ 767struct kgsl_perfcounter_put { 768 unsigned int groupid; 769 unsigned int countable; 770/* private: reserved for future use */ 771 unsigned int __pad[2]; /* For future binary compatibility */ 772}; 773 774#define IOCTL_KGSL_PERFCOUNTER_PUT \ 775 _IOW(KGSL_IOC_TYPE, 0x39, struct kgsl_perfcounter_put) 776 777/** 778 * struct kgsl_perfcounter_query - argument to IOCTL_KGSL_PERFCOUNTER_QUERY 779 * @groupid: Performance counter group ID 780 * @countable: Return active countables array 781 * @size: Size of active countables array 782 * @max_counters: Return total number counters for the group ID 783 * 784 * Query the available performance counters given a groupid. The array 785 * *countables is used to return the current active countables in counters. 786 * The size of the array is passed in so the kernel will only write at most 787 * size or counter->size for the group id. The total number of available 788 * counters for the group ID is returned in max_counters. 789 * If the array or size passed in are invalid, then only the maximum number 790 * of counters will be returned, no data will be written to *countables. 791 * If the groupid is invalid an error code will be returned. 792 * 793 */ 794struct kgsl_perfcounter_query { 795 unsigned int groupid; 796 /* Array to return the current countable for up to size counters */ 797 unsigned int __user *countables; 798 unsigned int count; 799 unsigned int max_counters; 800/* private: reserved for future use */ 801 unsigned int __pad[2]; /* For future binary compatibility */ 802}; 803 804#define IOCTL_KGSL_PERFCOUNTER_QUERY \ 805 _IOWR(KGSL_IOC_TYPE, 0x3A, struct kgsl_perfcounter_query) 806 807/** 808 * struct kgsl_perfcounter_query - argument to IOCTL_KGSL_PERFCOUNTER_QUERY 809 * @groupid: Performance counter group IDs 810 * @countable: Performance counter countable IDs 811 * @value: Return performance counter reads 812 * @size: Size of all arrays (groupid/countable pair and return value) 813 * 814 * Read in the current value of a performance counter given by the groupid 815 * and countable. 816 * 817 */ 818 819struct kgsl_perfcounter_read_group { 820 unsigned int groupid; 821 unsigned int countable; 822 unsigned long long value; 823}; 824 825struct kgsl_perfcounter_read { 826 struct kgsl_perfcounter_read_group __user *reads; 827 unsigned int count; 828/* private: reserved for future use */ 829 unsigned int __pad[2]; /* For future binary compatibility */ 830}; 831 832#define IOCTL_KGSL_PERFCOUNTER_READ \ 833 _IOWR(KGSL_IOC_TYPE, 0x3B, struct kgsl_perfcounter_read) 834/* 835 * struct kgsl_gpumem_sync_cache_bulk - argument to 836 * IOCTL_KGSL_GPUMEM_SYNC_CACHE_BULK 837 * @id_list: list of GPU buffer ids of the buffers to sync 838 * @count: number of GPU buffer ids in id_list 839 * @op: a mask of KGSL_GPUMEM_CACHE_* values 840 * 841 * Sync the cache for memory headed to and from the GPU. Certain 842 * optimizations can be made on the cache operation based on the total 843 * size of the working set of memory to be managed. 844 */ 845struct kgsl_gpumem_sync_cache_bulk { 846 unsigned int __user *id_list; 847 unsigned int count; 848 unsigned int op; 849/* private: reserved for future use */ 850 unsigned int __pad[2]; /* For future binary compatibility */ 851}; 852 853#define IOCTL_KGSL_GPUMEM_SYNC_CACHE_BULK \ 854 _IOWR(KGSL_IOC_TYPE, 0x3C, struct kgsl_gpumem_sync_cache_bulk) 855 856/* 857 * struct kgsl_cmd_syncpoint_timestamp 858 * @context_id: ID of a KGSL context 859 * @timestamp: GPU timestamp 860 * 861 * This structure defines a syncpoint comprising a context/timestamp pair. A 862 * list of these may be passed by IOCTL_KGSL_SUBMIT_COMMANDS to define 863 * dependencies that must be met before the command can be submitted to the 864 * hardware 865 */ 866struct kgsl_cmd_syncpoint_timestamp { 867 unsigned int context_id; 868 unsigned int timestamp; 869}; 870 871#define KGSL_CMD_SYNCPOINT_TYPE_TIMESTAMP 0 872 873struct kgsl_cmd_syncpoint_fence { 874 int fd; 875}; 876 877#define KGSL_CMD_SYNCPOINT_TYPE_FENCE 1 878 879/** 880 * struct kgsl_cmd_syncpoint - Define a sync point for a command batch 881 * @type: type of sync point defined here 882 * @priv: Pointer to the type specific buffer 883 * @size: Size of the type specific buffer 884 * 885 * This structure contains pointers defining a specific command sync point. 886 * The pointer and size should point to a type appropriate structure. 887 */ 888struct kgsl_cmd_syncpoint { 889 int type; 890 void __user *priv; 891 size_t size; 892}; 893 894/** 895 * struct kgsl_submit_commands - Argument to IOCTL_KGSL_SUBMIT_COMMANDS 896 * @context_id: KGSL context ID that owns the commands 897 * @flags: 898 * @cmdlist: User pointer to a list of kgsl_ibdesc structures 899 * @numcmds: Number of commands listed in cmdlist 900 * @synclist: User pointer to a list of kgsl_cmd_syncpoint structures 901 * @numsyncs: Number of sync points listed in synclist 902 * @timestamp: On entry the a user defined timestamp, on exist the timestamp 903 * assigned to the command batch 904 * 905 * This structure specifies a command to send to the GPU hardware. This is 906 * similar to kgsl_issueibcmds expect that it doesn't support the legacy way to 907 * submit IB lists and it adds sync points to block the IB until the 908 * dependencies are satisified. This entry point is the new and preferred way 909 * to submit commands to the GPU. 910 */ 911 912struct kgsl_submit_commands { 913 unsigned int context_id; 914 unsigned int flags; 915 struct kgsl_ibdesc __user *cmdlist; 916 unsigned int numcmds; 917 struct kgsl_cmd_syncpoint __user *synclist; 918 unsigned int numsyncs; 919 unsigned int timestamp; 920/* private: reserved for future use */ 921 unsigned int __pad[4]; 922}; 923 924#define IOCTL_KGSL_SUBMIT_COMMANDS \ 925 _IOWR(KGSL_IOC_TYPE, 0x3D, struct kgsl_submit_commands) 926 927/** 928 * struct kgsl_device_constraint - device constraint argument 929 * @context_id: KGSL context ID 930 * @type: type of constraint i.e pwrlevel/none 931 * @data: constraint data 932 * @size: size of the constraint data 933 */ 934struct kgsl_device_constraint { 935 unsigned int type; 936 unsigned int context_id; 937 void __user *data; 938 size_t size; 939}; 940 941/* Constraint Type*/ 942#define KGSL_CONSTRAINT_NONE 0 943#define KGSL_CONSTRAINT_PWRLEVEL 1 944 945/* PWRLEVEL constraint level*/ 946/* set to min frequency */ 947#define KGSL_CONSTRAINT_PWR_MIN 0 948/* set to max frequency */ 949#define KGSL_CONSTRAINT_PWR_MAX 1 950 951struct kgsl_device_constraint_pwrlevel { 952 unsigned int level; 953}; 954#endif /* _UAPI_MSM_KGSL_H */ 955