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/* 15 * We have traditionally mixed context and issueibcmds / command batch flags 16 * together into a big flag stew. This worked fine until we started adding a 17 * lot more command batch flags and we started running out of bits. Turns out 18 * we have a bit of room in the context type / priority mask that we could use 19 * for command batches, but that means we need to split out the flags into two 20 * coherent sets. 21 * 22 * If any future definitions are for both context and cmdbatch add both defines 23 * and link the cmdbatch to the context define as we do below. Otherwise feel 24 * free to add exclusive bits to either set. 25 */ 26 27/* --- context flags --- */ 28#define KGSL_CONTEXT_SAVE_GMEM 0x00000001 29#define KGSL_CONTEXT_NO_GMEM_ALLOC 0x00000002 30/* This is a cmdbatch exclusive flag - use the CMDBATCH equivalent instead */ 31#define KGSL_CONTEXT_SUBMIT_IB_LIST 0x00000004 32#define KGSL_CONTEXT_CTX_SWITCH 0x00000008 33#define KGSL_CONTEXT_PREAMBLE 0x00000010 34#define KGSL_CONTEXT_TRASH_STATE 0x00000020 35#define KGSL_CONTEXT_PER_CONTEXT_TS 0x00000040 36#define KGSL_CONTEXT_USER_GENERATED_TS 0x00000080 37/* This is a cmdbatch exclusive flag - use the CMDBATCH equivalent instead */ 38#define KGSL_CONTEXT_END_OF_FRAME 0x00000100 39#define KGSL_CONTEXT_NO_FAULT_TOLERANCE 0x00000200 40/* This is a cmdbatch exclusive flag - use the CMDBATCH equivalent instead */ 41#define KGSL_CONTEXT_SYNC 0x00000400 42#define KGSL_CONTEXT_PWR_CONSTRAINT 0x00000800 43 44#define KGSL_CONTEXT_PRIORITY_MASK 0x0000F000 45#define KGSL_CONTEXT_PRIORITY_SHIFT 12 46#define KGSL_CONTEXT_PRIORITY_UNDEF 0 47 48#define KGSL_CONTEXT_IFH_NOP 0x00010000 49#define KGSL_CONTEXT_SECURE 0x00020000 50 51#define KGSL_CONTEXT_TYPE_MASK 0x01F00000 52#define KGSL_CONTEXT_TYPE_SHIFT 20 53#define KGSL_CONTEXT_TYPE_ANY 0 54#define KGSL_CONTEXT_TYPE_GL 1 55#define KGSL_CONTEXT_TYPE_CL 2 56#define KGSL_CONTEXT_TYPE_C2D 3 57#define KGSL_CONTEXT_TYPE_RS 4 58#define KGSL_CONTEXT_TYPE_UNKNOWN 0x1E 59 60#define KGSL_CONTEXT_INVALID 0xffffffff 61 62/* 63 * --- command batch flags --- 64 * The bits that are linked to a KGSL_CONTEXT equivalent are either legacy 65 * definitions or bits that are valid for both contexts and cmdbatches. To be 66 * safe the other 8 bits that are still available in the context field should be 67 * omitted here in case we need to share - the other bits are available for 68 * cmdbatch only flags as needed 69 */ 70#define KGSL_CMDBATCH_MEMLIST 0x00000001 71#define KGSL_CMDBATCH_MARKER 0x00000002 72#define KGSL_CMDBATCH_SUBMIT_IB_LIST KGSL_CONTEXT_SUBMIT_IB_LIST /* 0x004 */ 73#define KGSL_CMDBATCH_CTX_SWITCH KGSL_CONTEXT_CTX_SWITCH /* 0x008 */ 74#define KGSL_CMDBATCH_PROFILING 0x00000010 75#define KGSL_CMDBATCH_END_OF_FRAME KGSL_CONTEXT_END_OF_FRAME /* 0x100 */ 76#define KGSL_CMDBATCH_SYNC KGSL_CONTEXT_SYNC /* 0x400 */ 77#define KGSL_CMDBATCH_PWR_CONSTRAINT KGSL_CONTEXT_PWR_CONSTRAINT /* 0x800 */ 78 79/* 80 * Reserve bits [16:19] and bits [28:31] for possible bits shared between 81 * contexts and command batches. Update this comment as new flags are added. 82 */ 83 84/* --- Memory allocation flags --- */ 85 86/* General allocation hints */ 87#define KGSL_MEMFLAGS_GPUREADONLY 0x01000000 88#define KGSL_MEMFLAGS_USE_CPU_MAP 0x10000000 89 90/* Memory is secure */ 91#define KGSL_MEMFLAGS_SECURE 0x00000008 92 93/* Memory caching hints */ 94#define KGSL_CACHEMODE_MASK 0x0C000000 95#define KGSL_CACHEMODE_SHIFT 26 96 97#define KGSL_CACHEMODE_WRITECOMBINE 0 98#define KGSL_CACHEMODE_UNCACHED 1 99#define KGSL_CACHEMODE_WRITETHROUGH 2 100#define KGSL_CACHEMODE_WRITEBACK 3 101 102/* Memory types for which allocations are made */ 103#define KGSL_MEMTYPE_MASK 0x0000FF00 104#define KGSL_MEMTYPE_SHIFT 8 105 106#define KGSL_MEMTYPE_OBJECTANY 0 107#define KGSL_MEMTYPE_FRAMEBUFFER 1 108#define KGSL_MEMTYPE_RENDERBUFFER 2 109#define KGSL_MEMTYPE_ARRAYBUFFER 3 110#define KGSL_MEMTYPE_ELEMENTARRAYBUFFER 4 111#define KGSL_MEMTYPE_VERTEXARRAYBUFFER 5 112#define KGSL_MEMTYPE_TEXTURE 6 113#define KGSL_MEMTYPE_SURFACE 7 114#define KGSL_MEMTYPE_EGL_SURFACE 8 115#define KGSL_MEMTYPE_GL 9 116#define KGSL_MEMTYPE_CL 10 117#define KGSL_MEMTYPE_CL_BUFFER_MAP 11 118#define KGSL_MEMTYPE_CL_BUFFER_NOMAP 12 119#define KGSL_MEMTYPE_CL_IMAGE_MAP 13 120#define KGSL_MEMTYPE_CL_IMAGE_NOMAP 14 121#define KGSL_MEMTYPE_CL_KERNEL_STACK 15 122#define KGSL_MEMTYPE_COMMAND 16 123#define KGSL_MEMTYPE_2D 17 124#define KGSL_MEMTYPE_EGL_IMAGE 18 125#define KGSL_MEMTYPE_EGL_SHADOW 19 126#define KGSL_MEMTYPE_MULTISAMPLE 20 127#define KGSL_MEMTYPE_KERNEL 255 128 129/* 130 * Alignment hint, passed as the power of 2 exponent. 131 * i.e 4k (2^12) would be 12, 64k (2^16)would be 16. 132 */ 133#define KGSL_MEMALIGN_MASK 0x00FF0000 134#define KGSL_MEMALIGN_SHIFT 16 135 136enum kgsl_user_mem_type { 137 KGSL_USER_MEM_TYPE_PMEM = 0x00000000, 138 KGSL_USER_MEM_TYPE_ASHMEM = 0x00000001, 139 KGSL_USER_MEM_TYPE_ADDR = 0x00000002, 140 KGSL_USER_MEM_TYPE_ION = 0x00000003, 141 KGSL_USER_MEM_TYPE_MAX = 0x00000007, 142}; 143#define KGSL_MEMFLAGS_USERMEM_MASK 0x000000e0 144#define KGSL_MEMFLAGS_USERMEM_SHIFT 5 145 146/* 147 * Unfortunately, enum kgsl_user_mem_type starts at 0 which does not 148 * leave a good value for allocated memory. In the flags we use 149 * 0 to indicate allocated memory and thus need to add 1 to the enum 150 * values. 151 */ 152#define KGSL_USERMEM_FLAG(x) (((x) + 1) << KGSL_MEMFLAGS_USERMEM_SHIFT) 153 154#define KGSL_MEMFLAGS_NOT_USERMEM 0 155#define KGSL_MEMFLAGS_USERMEM_PMEM KGSL_USERMEM_FLAG(KGSL_USER_MEM_TYPE_PMEM) 156#define KGSL_MEMFLAGS_USERMEM_ASHMEM \ 157 KGSL_USERMEM_FLAG(KGSL_USER_MEM_TYPE_ASHMEM) 158#define KGSL_MEMFLAGS_USERMEM_ADDR KGSL_USERMEM_FLAG(KGSL_USER_MEM_TYPE_ADDR) 159#define KGSL_MEMFLAGS_USERMEM_ION KGSL_USERMEM_FLAG(KGSL_USER_MEM_TYPE_ION) 160 161/* --- generic KGSL flag values --- */ 162 163#define KGSL_FLAGS_NORMALMODE 0x00000000 164#define KGSL_FLAGS_SAFEMODE 0x00000001 165#define KGSL_FLAGS_INITIALIZED0 0x00000002 166#define KGSL_FLAGS_INITIALIZED 0x00000004 167#define KGSL_FLAGS_STARTED 0x00000008 168#define KGSL_FLAGS_ACTIVE 0x00000010 169#define KGSL_FLAGS_RESERVED0 0x00000020 170#define KGSL_FLAGS_RESERVED1 0x00000040 171#define KGSL_FLAGS_RESERVED2 0x00000080 172#define KGSL_FLAGS_SOFT_RESET 0x00000100 173#define KGSL_FLAGS_PER_CONTEXT_TIMESTAMPS 0x00000200 174 175/* Clock flags to show which clocks should be controled by a given platform */ 176#define KGSL_CLK_SRC 0x00000001 177#define KGSL_CLK_CORE 0x00000002 178#define KGSL_CLK_IFACE 0x00000004 179#define KGSL_CLK_MEM 0x00000008 180#define KGSL_CLK_MEM_IFACE 0x00000010 181#define KGSL_CLK_AXI 0x00000020 182 183/* Server Side Sync Timeout in milliseconds */ 184#define KGSL_SYNCOBJ_SERVER_TIMEOUT 2000 185 186/* 187 * Reset status values for context 188 */ 189enum kgsl_ctx_reset_stat { 190 KGSL_CTX_STAT_NO_ERROR = 0x00000000, 191 KGSL_CTX_STAT_GUILTY_CONTEXT_RESET_EXT = 0x00000001, 192 KGSL_CTX_STAT_INNOCENT_CONTEXT_RESET_EXT = 0x00000002, 193 KGSL_CTX_STAT_UNKNOWN_CONTEXT_RESET_EXT = 0x00000003 194}; 195 196#define KGSL_CONVERT_TO_MBPS(val) \ 197 (val*1000*1000U) 198 199/* device id */ 200enum kgsl_deviceid { 201 KGSL_DEVICE_3D0 = 0x00000000, 202 KGSL_DEVICE_2D0 = 0x00000001, 203 KGSL_DEVICE_2D1 = 0x00000002, 204 KGSL_DEVICE_MAX = 0x00000003 205}; 206 207struct kgsl_devinfo { 208 209 unsigned int device_id; 210 /* chip revision id 211 * coreid:8 majorrev:8 minorrev:8 patch:8 212 */ 213 unsigned int chip_id; 214 unsigned int mmu_enabled; 215 unsigned long gmem_gpubaseaddr; 216 /* 217 * This field contains the adreno revision 218 * number 200, 205, 220, etc... 219 */ 220 unsigned int gpu_id; 221 size_t gmem_sizebytes; 222}; 223 224/* this structure defines the region of memory that can be mmap()ed from this 225 driver. The timestamp fields are volatile because they are written by the 226 GPU 227*/ 228struct kgsl_devmemstore { 229 volatile unsigned int soptimestamp; 230 unsigned int sbz; 231 volatile unsigned int eoptimestamp; 232 unsigned int sbz2; 233 volatile unsigned int ts_cmp_enable; 234 unsigned int sbz3; 235 volatile unsigned int ref_wait_ts; 236 unsigned int sbz4; 237 unsigned int current_context; 238 unsigned int sbz5; 239}; 240 241#define KGSL_MEMSTORE_OFFSET(ctxt_id, field) \ 242 ((ctxt_id)*sizeof(struct kgsl_devmemstore) + \ 243 offsetof(struct kgsl_devmemstore, field)) 244 245/* timestamp id*/ 246enum kgsl_timestamp_type { 247 KGSL_TIMESTAMP_CONSUMED = 0x00000001, /* start-of-pipeline timestamp */ 248 KGSL_TIMESTAMP_RETIRED = 0x00000002, /* end-of-pipeline timestamp*/ 249 KGSL_TIMESTAMP_QUEUED = 0x00000003, 250}; 251 252/* property types - used with kgsl_device_getproperty */ 253enum kgsl_property_type { 254 KGSL_PROP_DEVICE_INFO = 0x00000001, 255 KGSL_PROP_DEVICE_SHADOW = 0x00000002, 256 KGSL_PROP_DEVICE_POWER = 0x00000003, 257 KGSL_PROP_SHMEM = 0x00000004, 258 KGSL_PROP_SHMEM_APERTURES = 0x00000005, 259 KGSL_PROP_MMU_ENABLE = 0x00000006, 260 KGSL_PROP_INTERRUPT_WAITS = 0x00000007, 261 KGSL_PROP_VERSION = 0x00000008, 262 KGSL_PROP_GPU_RESET_STAT = 0x00000009, 263 KGSL_PROP_PWRCTRL = 0x0000000E, 264 KGSL_PROP_PWR_CONSTRAINT = 0x00000012, 265}; 266 267struct kgsl_shadowprop { 268 unsigned long gpuaddr; 269 size_t size; 270 unsigned int flags; /* contains KGSL_FLAGS_ values */ 271}; 272 273struct kgsl_version { 274 unsigned int drv_major; 275 unsigned int drv_minor; 276 unsigned int dev_major; 277 unsigned int dev_minor; 278}; 279 280/* Performance counter groups */ 281 282#define KGSL_PERFCOUNTER_GROUP_CP 0x0 283#define KGSL_PERFCOUNTER_GROUP_RBBM 0x1 284#define KGSL_PERFCOUNTER_GROUP_PC 0x2 285#define KGSL_PERFCOUNTER_GROUP_VFD 0x3 286#define KGSL_PERFCOUNTER_GROUP_HLSQ 0x4 287#define KGSL_PERFCOUNTER_GROUP_VPC 0x5 288#define KGSL_PERFCOUNTER_GROUP_TSE 0x6 289#define KGSL_PERFCOUNTER_GROUP_RAS 0x7 290#define KGSL_PERFCOUNTER_GROUP_UCHE 0x8 291#define KGSL_PERFCOUNTER_GROUP_TP 0x9 292#define KGSL_PERFCOUNTER_GROUP_SP 0xA 293#define KGSL_PERFCOUNTER_GROUP_RB 0xB 294#define KGSL_PERFCOUNTER_GROUP_PWR 0xC 295#define KGSL_PERFCOUNTER_GROUP_VBIF 0xD 296#define KGSL_PERFCOUNTER_GROUP_VBIF_PWR 0xE 297#define KGSL_PERFCOUNTER_GROUP_MH 0xF 298#define KGSL_PERFCOUNTER_GROUP_PA_SU 0x10 299#define KGSL_PERFCOUNTER_GROUP_SQ 0x11 300#define KGSL_PERFCOUNTER_GROUP_SX 0x12 301#define KGSL_PERFCOUNTER_GROUP_TCF 0x13 302#define KGSL_PERFCOUNTER_GROUP_TCM 0x14 303#define KGSL_PERFCOUNTER_GROUP_TCR 0x15 304#define KGSL_PERFCOUNTER_GROUP_L2 0x16 305#define KGSL_PERFCOUNTER_GROUP_VSC 0x17 306#define KGSL_PERFCOUNTER_GROUP_CCU 0x18 307#define KGSL_PERFCOUNTER_GROUP_MAX 0x19 308 309#define KGSL_PERFCOUNTER_NOT_USED 0xFFFFFFFF 310#define KGSL_PERFCOUNTER_BROKEN 0xFFFFFFFE 311 312/* structure holds list of ibs */ 313struct kgsl_ibdesc { 314 unsigned long gpuaddr; 315 unsigned long __pad; 316 size_t sizedwords; 317 unsigned int ctrl; 318}; 319 320/** 321 * struct kgsl_cmdbatch_profiling_buffer 322 * @wall_clock_s: Wall clock at ringbuffer submission time (seconds) 323 * @wall_clock_ns: Wall clock at ringbuffer submission time (nanoseconds) 324 * @gpu_ticks_queued: GPU ticks at ringbuffer submission 325 * @gpu_ticks_submitted: GPU ticks when starting cmdbatch execution 326 * @gpu_ticks_retired: GPU ticks when finishing cmdbatch execution 327 * 328 * This structure defines the profiling buffer used to measure cmdbatch 329 * execution time 330 */ 331struct kgsl_cmdbatch_profiling_buffer { 332 uint64_t wall_clock_s; 333 uint64_t wall_clock_ns; 334 uint64_t gpu_ticks_queued; 335 uint64_t gpu_ticks_submitted; 336 uint64_t gpu_ticks_retired; 337}; 338 339/* ioctls */ 340#define KGSL_IOC_TYPE 0x09 341 342/* get misc info about the GPU 343 type should be a value from enum kgsl_property_type 344 value points to a structure that varies based on type 345 sizebytes is sizeof() that structure 346 for KGSL_PROP_DEVICE_INFO, use struct kgsl_devinfo 347 this structure contaings hardware versioning info. 348 for KGSL_PROP_DEVICE_SHADOW, use struct kgsl_shadowprop 349 this is used to find mmap() offset and sizes for mapping 350 struct kgsl_memstore into userspace. 351*/ 352struct kgsl_device_getproperty { 353 unsigned int type; 354 void __user *value; 355 size_t sizebytes; 356}; 357 358#define IOCTL_KGSL_DEVICE_GETPROPERTY \ 359 _IOWR(KGSL_IOC_TYPE, 0x2, struct kgsl_device_getproperty) 360 361/* IOCTL_KGSL_DEVICE_READ (0x3) - removed 03/2012 362 */ 363 364/* block until the GPU has executed past a given timestamp 365 * timeout is in milliseconds. 366 */ 367struct kgsl_device_waittimestamp { 368 unsigned int timestamp; 369 unsigned int timeout; 370}; 371 372#define IOCTL_KGSL_DEVICE_WAITTIMESTAMP \ 373 _IOW(KGSL_IOC_TYPE, 0x6, struct kgsl_device_waittimestamp) 374 375struct kgsl_device_waittimestamp_ctxtid { 376 unsigned int context_id; 377 unsigned int timestamp; 378 unsigned int timeout; 379}; 380 381#define IOCTL_KGSL_DEVICE_WAITTIMESTAMP_CTXTID \ 382 _IOW(KGSL_IOC_TYPE, 0x7, struct kgsl_device_waittimestamp_ctxtid) 383 384/* DEPRECATED: issue indirect commands to the GPU. 385 * drawctxt_id must have been created with IOCTL_KGSL_DRAWCTXT_CREATE 386 * ibaddr and sizedwords must specify a subset of a buffer created 387 * with IOCTL_KGSL_SHAREDMEM_FROM_PMEM 388 * flags may be a mask of KGSL_CONTEXT_ values 389 * timestamp is a returned counter value which can be passed to 390 * other ioctls to determine when the commands have been executed by 391 * the GPU. 392 * 393 * This fucntion is deprecated - consider using IOCTL_KGSL_SUBMIT_COMMANDS 394 * instead 395 */ 396struct kgsl_ringbuffer_issueibcmds { 397 unsigned int drawctxt_id; 398 unsigned long ibdesc_addr; 399 unsigned int numibs; 400 unsigned int timestamp; /*output param */ 401 unsigned int flags; 402}; 403 404#define IOCTL_KGSL_RINGBUFFER_ISSUEIBCMDS \ 405 _IOWR(KGSL_IOC_TYPE, 0x10, struct kgsl_ringbuffer_issueibcmds) 406 407/* read the most recently executed timestamp value 408 * type should be a value from enum kgsl_timestamp_type 409 */ 410struct kgsl_cmdstream_readtimestamp { 411 unsigned int type; 412 unsigned int timestamp; /*output param */ 413}; 414 415#define IOCTL_KGSL_CMDSTREAM_READTIMESTAMP_OLD \ 416 _IOR(KGSL_IOC_TYPE, 0x11, struct kgsl_cmdstream_readtimestamp) 417 418#define IOCTL_KGSL_CMDSTREAM_READTIMESTAMP \ 419 _IOWR(KGSL_IOC_TYPE, 0x11, struct kgsl_cmdstream_readtimestamp) 420 421/* free memory when the GPU reaches a given timestamp. 422 * gpuaddr specify a memory region created by a 423 * IOCTL_KGSL_SHAREDMEM_FROM_PMEM call 424 * type should be a value from enum kgsl_timestamp_type 425 */ 426struct kgsl_cmdstream_freememontimestamp { 427 unsigned long gpuaddr; 428 unsigned int type; 429 unsigned int timestamp; 430}; 431 432#define IOCTL_KGSL_CMDSTREAM_FREEMEMONTIMESTAMP \ 433 _IOW(KGSL_IOC_TYPE, 0x12, struct kgsl_cmdstream_freememontimestamp) 434 435/* Previous versions of this header had incorrectly defined 436 IOCTL_KGSL_CMDSTREAM_FREEMEMONTIMESTAMP as a read-only ioctl instead 437 of a write only ioctl. To ensure binary compatability, the following 438 #define will be used to intercept the incorrect ioctl 439*/ 440 441#define IOCTL_KGSL_CMDSTREAM_FREEMEMONTIMESTAMP_OLD \ 442 _IOR(KGSL_IOC_TYPE, 0x12, struct kgsl_cmdstream_freememontimestamp) 443 444/* create a draw context, which is used to preserve GPU state. 445 * The flags field may contain a mask KGSL_CONTEXT_* values 446 */ 447struct kgsl_drawctxt_create { 448 unsigned int flags; 449 unsigned int drawctxt_id; /*output param */ 450}; 451 452#define IOCTL_KGSL_DRAWCTXT_CREATE \ 453 _IOWR(KGSL_IOC_TYPE, 0x13, struct kgsl_drawctxt_create) 454 455/* destroy a draw context */ 456struct kgsl_drawctxt_destroy { 457 unsigned int drawctxt_id; 458}; 459 460#define IOCTL_KGSL_DRAWCTXT_DESTROY \ 461 _IOW(KGSL_IOC_TYPE, 0x14, struct kgsl_drawctxt_destroy) 462 463/* add a block of pmem, fb, ashmem or user allocated address 464 * into the GPU address space */ 465struct kgsl_map_user_mem { 466 int fd; 467 unsigned long gpuaddr; /*output param */ 468 size_t len; 469 size_t offset; 470 unsigned long hostptr; /*input param */ 471 enum kgsl_user_mem_type memtype; 472 unsigned int flags; 473}; 474 475#define IOCTL_KGSL_MAP_USER_MEM \ 476 _IOWR(KGSL_IOC_TYPE, 0x15, struct kgsl_map_user_mem) 477 478struct kgsl_cmdstream_readtimestamp_ctxtid { 479 unsigned int context_id; 480 unsigned int type; 481 unsigned int timestamp; /*output param */ 482}; 483 484#define IOCTL_KGSL_CMDSTREAM_READTIMESTAMP_CTXTID \ 485 _IOWR(KGSL_IOC_TYPE, 0x16, struct kgsl_cmdstream_readtimestamp_ctxtid) 486 487struct kgsl_cmdstream_freememontimestamp_ctxtid { 488 unsigned int context_id; 489 unsigned long gpuaddr; 490 unsigned int type; 491 unsigned int timestamp; 492}; 493 494#define IOCTL_KGSL_CMDSTREAM_FREEMEMONTIMESTAMP_CTXTID \ 495 _IOW(KGSL_IOC_TYPE, 0x17, \ 496 struct kgsl_cmdstream_freememontimestamp_ctxtid) 497 498/* add a block of pmem or fb into the GPU address space */ 499struct kgsl_sharedmem_from_pmem { 500 int pmem_fd; 501 unsigned long gpuaddr; /*output param */ 502 unsigned int len; 503 unsigned int offset; 504}; 505 506#define IOCTL_KGSL_SHAREDMEM_FROM_PMEM \ 507 _IOWR(KGSL_IOC_TYPE, 0x20, struct kgsl_sharedmem_from_pmem) 508 509/* remove memory from the GPU's address space */ 510struct kgsl_sharedmem_free { 511 unsigned long gpuaddr; 512}; 513 514#define IOCTL_KGSL_SHAREDMEM_FREE \ 515 _IOW(KGSL_IOC_TYPE, 0x21, struct kgsl_sharedmem_free) 516 517struct kgsl_cff_user_event { 518 unsigned char cff_opcode; 519 unsigned int op1; 520 unsigned int op2; 521 unsigned int op3; 522 unsigned int op4; 523 unsigned int op5; 524 unsigned int __pad[2]; 525}; 526 527#define IOCTL_KGSL_CFF_USER_EVENT \ 528 _IOW(KGSL_IOC_TYPE, 0x31, struct kgsl_cff_user_event) 529 530struct kgsl_gmem_desc { 531 unsigned int x; 532 unsigned int y; 533 unsigned int width; 534 unsigned int height; 535 unsigned int pitch; 536}; 537 538struct kgsl_buffer_desc { 539 void *hostptr; 540 unsigned long gpuaddr; 541 int size; 542 unsigned int format; 543 unsigned int pitch; 544 unsigned int enabled; 545}; 546 547struct kgsl_bind_gmem_shadow { 548 unsigned int drawctxt_id; 549 struct kgsl_gmem_desc gmem_desc; 550 unsigned int shadow_x; 551 unsigned int shadow_y; 552 struct kgsl_buffer_desc shadow_buffer; 553 unsigned int buffer_id; 554}; 555 556#define IOCTL_KGSL_DRAWCTXT_BIND_GMEM_SHADOW \ 557 _IOW(KGSL_IOC_TYPE, 0x22, struct kgsl_bind_gmem_shadow) 558 559/* add a block of memory into the GPU address space */ 560 561/* 562 * IOCTL_KGSL_SHAREDMEM_FROM_VMALLOC deprecated 09/2012 563 * use IOCTL_KGSL_GPUMEM_ALLOC instead 564 */ 565 566struct kgsl_sharedmem_from_vmalloc { 567 unsigned long gpuaddr; /*output param */ 568 unsigned int hostptr; 569 unsigned int flags; 570}; 571 572#define IOCTL_KGSL_SHAREDMEM_FROM_VMALLOC \ 573 _IOWR(KGSL_IOC_TYPE, 0x23, struct kgsl_sharedmem_from_vmalloc) 574 575/* 576 * This is being deprecated in favor of IOCTL_KGSL_GPUMEM_CACHE_SYNC which 577 * supports both directions (flush and invalidate). This code will still 578 * work, but by definition it will do a flush of the cache which might not be 579 * what you want to have happen on a buffer following a GPU operation. It is 580 * safer to go with IOCTL_KGSL_GPUMEM_CACHE_SYNC 581 */ 582 583#define IOCTL_KGSL_SHAREDMEM_FLUSH_CACHE \ 584 _IOW(KGSL_IOC_TYPE, 0x24, struct kgsl_sharedmem_free) 585 586struct kgsl_drawctxt_set_bin_base_offset { 587 unsigned int drawctxt_id; 588 unsigned int offset; 589}; 590 591#define IOCTL_KGSL_DRAWCTXT_SET_BIN_BASE_OFFSET \ 592 _IOW(KGSL_IOC_TYPE, 0x25, struct kgsl_drawctxt_set_bin_base_offset) 593 594enum kgsl_cmdwindow_type { 595 KGSL_CMDWINDOW_MIN = 0x00000000, 596 KGSL_CMDWINDOW_2D = 0x00000000, 597 KGSL_CMDWINDOW_3D = 0x00000001, /* legacy */ 598 KGSL_CMDWINDOW_MMU = 0x00000002, 599 KGSL_CMDWINDOW_ARBITER = 0x000000FF, 600 KGSL_CMDWINDOW_MAX = 0x000000FF, 601}; 602 603/* write to the command window */ 604struct kgsl_cmdwindow_write { 605 enum kgsl_cmdwindow_type target; 606 unsigned int addr; 607 unsigned int data; 608}; 609 610#define IOCTL_KGSL_CMDWINDOW_WRITE \ 611 _IOW(KGSL_IOC_TYPE, 0x2e, struct kgsl_cmdwindow_write) 612 613struct kgsl_gpumem_alloc { 614 unsigned long gpuaddr; /* output param */ 615 size_t size; 616 unsigned int flags; 617}; 618 619#define IOCTL_KGSL_GPUMEM_ALLOC \ 620 _IOWR(KGSL_IOC_TYPE, 0x2f, struct kgsl_gpumem_alloc) 621 622struct kgsl_cff_syncmem { 623 unsigned long gpuaddr; 624 size_t len; 625 unsigned int __pad[2]; /* For future binary compatibility */ 626}; 627 628#define IOCTL_KGSL_CFF_SYNCMEM \ 629 _IOW(KGSL_IOC_TYPE, 0x30, struct kgsl_cff_syncmem) 630 631/* 632 * A timestamp event allows the user space to register an action following an 633 * expired timestamp. Note IOCTL_KGSL_TIMESTAMP_EVENT has been redefined to 634 * _IOWR to support fences which need to return a fd for the priv parameter. 635 */ 636 637struct kgsl_timestamp_event { 638 int type; /* Type of event (see list below) */ 639 unsigned int timestamp; /* Timestamp to trigger event on */ 640 unsigned int context_id; /* Context for the timestamp */ 641 void __user *priv; /* Pointer to the event specific blob */ 642 size_t len; /* Size of the event specific blob */ 643}; 644 645#define IOCTL_KGSL_TIMESTAMP_EVENT_OLD \ 646 _IOW(KGSL_IOC_TYPE, 0x31, struct kgsl_timestamp_event) 647 648/* A genlock timestamp event releases an existing lock on timestamp expire */ 649 650#define KGSL_TIMESTAMP_EVENT_GENLOCK 1 651 652struct kgsl_timestamp_event_genlock { 653 int handle; /* Handle of the genlock lock to release */ 654}; 655 656/* A fence timestamp event releases an existing lock on timestamp expire */ 657 658#define KGSL_TIMESTAMP_EVENT_FENCE 2 659 660struct kgsl_timestamp_event_fence { 661 int fence_fd; /* Fence to signal */ 662}; 663 664/* 665 * Set a property within the kernel. Uses the same structure as 666 * IOCTL_KGSL_GETPROPERTY 667 */ 668 669#define IOCTL_KGSL_SETPROPERTY \ 670 _IOW(KGSL_IOC_TYPE, 0x32, struct kgsl_device_getproperty) 671 672#define IOCTL_KGSL_TIMESTAMP_EVENT \ 673 _IOWR(KGSL_IOC_TYPE, 0x33, struct kgsl_timestamp_event) 674 675/** 676 * struct kgsl_gpumem_alloc_id - argument to IOCTL_KGSL_GPUMEM_ALLOC_ID 677 * @id: returned id value for this allocation. 678 * @flags: mask of KGSL_MEM* values requested and actual flags on return. 679 * @size: requested size of the allocation and actual size on return. 680 * @mmapsize: returned size to pass to mmap() which may be larger than 'size' 681 * @gpuaddr: returned GPU address for the allocation 682 * 683 * Allocate memory for access by the GPU. The flags and size fields are echoed 684 * back by the kernel, so that the caller can know if the request was 685 * adjusted. 686 * 687 * Supported flags: 688 * KGSL_MEMFLAGS_GPUREADONLY: the GPU will be unable to write to the buffer 689 * KGSL_MEMTYPE*: usage hint for debugging aid 690 * KGSL_MEMALIGN*: alignment hint, may be ignored or adjusted by the kernel. 691 * KGSL_MEMFLAGS_USE_CPU_MAP: If set on call and return, the returned GPU 692 * address will be 0. Calling mmap() will set the GPU address. 693 */ 694struct kgsl_gpumem_alloc_id { 695 unsigned int id; 696 unsigned int flags; 697 size_t size; 698 size_t mmapsize; 699 unsigned long gpuaddr; 700/* private: reserved for future use*/ 701 unsigned long __pad[2]; 702}; 703 704#define IOCTL_KGSL_GPUMEM_ALLOC_ID \ 705 _IOWR(KGSL_IOC_TYPE, 0x34, struct kgsl_gpumem_alloc_id) 706 707/** 708 * struct kgsl_gpumem_free_id - argument to IOCTL_KGSL_GPUMEM_FREE_ID 709 * @id: GPU allocation id to free 710 * 711 * Free an allocation by id, in case a GPU address has not been assigned or 712 * is unknown. Freeing an allocation by id with this ioctl or by GPU address 713 * with IOCTL_KGSL_SHAREDMEM_FREE are equivalent. 714 */ 715struct kgsl_gpumem_free_id { 716 unsigned int id; 717/* private: reserved for future use*/ 718 unsigned int __pad; 719}; 720 721#define IOCTL_KGSL_GPUMEM_FREE_ID \ 722 _IOWR(KGSL_IOC_TYPE, 0x35, struct kgsl_gpumem_free_id) 723 724/** 725 * struct kgsl_gpumem_get_info - argument to IOCTL_KGSL_GPUMEM_GET_INFO 726 * @gpuaddr: GPU address to query. Also set on return. 727 * @id: GPU allocation id to query. Also set on return. 728 * @flags: returned mask of KGSL_MEM* values. 729 * @size: returned size of the allocation. 730 * @mmapsize: returned size to pass mmap(), which may be larger than 'size' 731 * @useraddr: returned address of the userspace mapping for this buffer 732 * 733 * This ioctl allows querying of all user visible attributes of an existing 734 * allocation, by either the GPU address or the id returned by a previous 735 * call to IOCTL_KGSL_GPUMEM_ALLOC_ID. Legacy allocation ioctls may not 736 * return all attributes so this ioctl can be used to look them up if needed. 737 * 738 */ 739struct kgsl_gpumem_get_info { 740 unsigned long gpuaddr; 741 unsigned int id; 742 unsigned int flags; 743 size_t size; 744 size_t mmapsize; 745 unsigned long useraddr; 746/* private: reserved for future use*/ 747 unsigned long __pad[4]; 748}; 749 750#define IOCTL_KGSL_GPUMEM_GET_INFO\ 751 _IOWR(KGSL_IOC_TYPE, 0x36, struct kgsl_gpumem_get_info) 752 753/** 754 * struct kgsl_gpumem_sync_cache - argument to IOCTL_KGSL_GPUMEM_SYNC_CACHE 755 * @gpuaddr: GPU address of the buffer to sync. 756 * @id: id of the buffer to sync. Either gpuaddr or id is sufficient. 757 * @op: a mask of KGSL_GPUMEM_CACHE_* values 758 * @offset: offset into the buffer 759 * @length: number of bytes starting from offset to perform 760 * the cache operation on 761 * 762 * Sync the L2 cache for memory headed to and from the GPU - this replaces 763 * KGSL_SHAREDMEM_FLUSH_CACHE since it can handle cache management for both 764 * directions 765 * 766 */ 767struct kgsl_gpumem_sync_cache { 768 unsigned long gpuaddr; 769 unsigned int id; 770 unsigned int op; 771 size_t offset; 772 size_t length; 773}; 774 775#define KGSL_GPUMEM_CACHE_CLEAN (1 << 0) 776#define KGSL_GPUMEM_CACHE_TO_GPU KGSL_GPUMEM_CACHE_CLEAN 777 778#define KGSL_GPUMEM_CACHE_INV (1 << 1) 779#define KGSL_GPUMEM_CACHE_FROM_GPU KGSL_GPUMEM_CACHE_INV 780 781#define KGSL_GPUMEM_CACHE_FLUSH \ 782 (KGSL_GPUMEM_CACHE_CLEAN | KGSL_GPUMEM_CACHE_INV) 783 784/* Flag to ensure backwards compatibility of kgsl_gpumem_sync_cache struct */ 785#define KGSL_GPUMEM_CACHE_RANGE (1 << 31U) 786 787#define IOCTL_KGSL_GPUMEM_SYNC_CACHE \ 788 _IOW(KGSL_IOC_TYPE, 0x37, struct kgsl_gpumem_sync_cache) 789 790/** 791 * struct kgsl_perfcounter_get - argument to IOCTL_KGSL_PERFCOUNTER_GET 792 * @groupid: Performance counter group ID 793 * @countable: Countable to select within the group 794 * @offset: Return offset of the reserved LO counter 795 * @offset_hi: Return offset of the reserved HI counter 796 * 797 * Get an available performance counter from a specified groupid. The offset 798 * of the performance counter will be returned after successfully assigning 799 * the countable to the counter for the specified group. An error will be 800 * returned and an offset of 0 if the groupid is invalid or there are no 801 * more counters left. After successfully getting a perfcounter, the user 802 * must call kgsl_perfcounter_put(groupid, contable) when finished with 803 * the perfcounter to clear up perfcounter resources. 804 * 805 */ 806struct kgsl_perfcounter_get { 807 unsigned int groupid; 808 unsigned int countable; 809 unsigned int offset; 810 unsigned int offset_hi; 811/* private: reserved for future use */ 812 unsigned int __pad; /* For future binary compatibility */ 813}; 814 815#define IOCTL_KGSL_PERFCOUNTER_GET \ 816 _IOWR(KGSL_IOC_TYPE, 0x38, struct kgsl_perfcounter_get) 817 818/** 819 * struct kgsl_perfcounter_put - argument to IOCTL_KGSL_PERFCOUNTER_PUT 820 * @groupid: Performance counter group ID 821 * @countable: Countable to release within the group 822 * 823 * Put an allocated performance counter to allow others to have access to the 824 * resource that was previously taken. This is only to be called after 825 * successfully getting a performance counter from kgsl_perfcounter_get(). 826 * 827 */ 828struct kgsl_perfcounter_put { 829 unsigned int groupid; 830 unsigned int countable; 831/* private: reserved for future use */ 832 unsigned int __pad[2]; /* For future binary compatibility */ 833}; 834 835#define IOCTL_KGSL_PERFCOUNTER_PUT \ 836 _IOW(KGSL_IOC_TYPE, 0x39, struct kgsl_perfcounter_put) 837 838/** 839 * struct kgsl_perfcounter_query - argument to IOCTL_KGSL_PERFCOUNTER_QUERY 840 * @groupid: Performance counter group ID 841 * @countable: Return active countables array 842 * @size: Size of active countables array 843 * @max_counters: Return total number counters for the group ID 844 * 845 * Query the available performance counters given a groupid. The array 846 * *countables is used to return the current active countables in counters. 847 * The size of the array is passed in so the kernel will only write at most 848 * size or counter->size for the group id. The total number of available 849 * counters for the group ID is returned in max_counters. 850 * If the array or size passed in are invalid, then only the maximum number 851 * of counters will be returned, no data will be written to *countables. 852 * If the groupid is invalid an error code will be returned. 853 * 854 */ 855struct kgsl_perfcounter_query { 856 unsigned int groupid; 857 /* Array to return the current countable for up to size counters */ 858 unsigned int __user *countables; 859 unsigned int count; 860 unsigned int max_counters; 861/* private: reserved for future use */ 862 unsigned int __pad[2]; /* For future binary compatibility */ 863}; 864 865#define IOCTL_KGSL_PERFCOUNTER_QUERY \ 866 _IOWR(KGSL_IOC_TYPE, 0x3A, struct kgsl_perfcounter_query) 867 868/** 869 * struct kgsl_perfcounter_query - argument to IOCTL_KGSL_PERFCOUNTER_QUERY 870 * @groupid: Performance counter group IDs 871 * @countable: Performance counter countable IDs 872 * @value: Return performance counter reads 873 * @size: Size of all arrays (groupid/countable pair and return value) 874 * 875 * Read in the current value of a performance counter given by the groupid 876 * and countable. 877 * 878 */ 879 880struct kgsl_perfcounter_read_group { 881 unsigned int groupid; 882 unsigned int countable; 883 unsigned long long value; 884}; 885 886struct kgsl_perfcounter_read { 887 struct kgsl_perfcounter_read_group __user *reads; 888 unsigned int count; 889/* private: reserved for future use */ 890 unsigned int __pad[2]; /* For future binary compatibility */ 891}; 892 893#define IOCTL_KGSL_PERFCOUNTER_READ \ 894 _IOWR(KGSL_IOC_TYPE, 0x3B, struct kgsl_perfcounter_read) 895/* 896 * struct kgsl_gpumem_sync_cache_bulk - argument to 897 * IOCTL_KGSL_GPUMEM_SYNC_CACHE_BULK 898 * @id_list: list of GPU buffer ids of the buffers to sync 899 * @count: number of GPU buffer ids in id_list 900 * @op: a mask of KGSL_GPUMEM_CACHE_* values 901 * 902 * Sync the cache for memory headed to and from the GPU. Certain 903 * optimizations can be made on the cache operation based on the total 904 * size of the working set of memory to be managed. 905 */ 906struct kgsl_gpumem_sync_cache_bulk { 907 unsigned int __user *id_list; 908 unsigned int count; 909 unsigned int op; 910/* private: reserved for future use */ 911 unsigned int __pad[2]; /* For future binary compatibility */ 912}; 913 914#define IOCTL_KGSL_GPUMEM_SYNC_CACHE_BULK \ 915 _IOWR(KGSL_IOC_TYPE, 0x3C, struct kgsl_gpumem_sync_cache_bulk) 916 917/* 918 * struct kgsl_cmd_syncpoint_timestamp 919 * @context_id: ID of a KGSL context 920 * @timestamp: GPU timestamp 921 * 922 * This structure defines a syncpoint comprising a context/timestamp pair. A 923 * list of these may be passed by IOCTL_KGSL_SUBMIT_COMMANDS to define 924 * dependencies that must be met before the command can be submitted to the 925 * hardware 926 */ 927struct kgsl_cmd_syncpoint_timestamp { 928 unsigned int context_id; 929 unsigned int timestamp; 930}; 931 932#define KGSL_CMD_SYNCPOINT_TYPE_TIMESTAMP 0 933 934struct kgsl_cmd_syncpoint_fence { 935 int fd; 936}; 937 938#define KGSL_CMD_SYNCPOINT_TYPE_FENCE 1 939 940/** 941 * struct kgsl_cmd_syncpoint - Define a sync point for a command batch 942 * @type: type of sync point defined here 943 * @priv: Pointer to the type specific buffer 944 * @size: Size of the type specific buffer 945 * 946 * This structure contains pointers defining a specific command sync point. 947 * The pointer and size should point to a type appropriate structure. 948 */ 949struct kgsl_cmd_syncpoint { 950 int type; 951 void __user *priv; 952 size_t size; 953}; 954 955/* Flag to indicate that the cmdlist may contain memlists */ 956#define KGSL_IBDESC_MEMLIST 0x1 957 958/* Flag to point out the cmdbatch profiling buffer in the memlist */ 959#define KGSL_IBDESC_PROFILING_BUFFER 0x2 960 961/** 962 * struct kgsl_submit_commands - Argument to IOCTL_KGSL_SUBMIT_COMMANDS 963 * @context_id: KGSL context ID that owns the commands 964 * @flags: 965 * @cmdlist: User pointer to a list of kgsl_ibdesc structures 966 * @numcmds: Number of commands listed in cmdlist 967 * @synclist: User pointer to a list of kgsl_cmd_syncpoint structures 968 * @numsyncs: Number of sync points listed in synclist 969 * @timestamp: On entry the a user defined timestamp, on exist the timestamp 970 * assigned to the command batch 971 * 972 * This structure specifies a command to send to the GPU hardware. This is 973 * similar to kgsl_issueibcmds expect that it doesn't support the legacy way to 974 * submit IB lists and it adds sync points to block the IB until the 975 * dependencies are satisified. This entry point is the new and preferred way 976 * to submit commands to the GPU. The memory list can be used to specify all 977 * memory that is referrenced in the current set of commands. 978 */ 979 980struct kgsl_submit_commands { 981 unsigned int context_id; 982 unsigned int flags; 983 struct kgsl_ibdesc __user *cmdlist; 984 unsigned int numcmds; 985 struct kgsl_cmd_syncpoint __user *synclist; 986 unsigned int numsyncs; 987 unsigned int timestamp; 988/* private: reserved for future use */ 989 unsigned int __pad[4]; 990}; 991 992#define IOCTL_KGSL_SUBMIT_COMMANDS \ 993 _IOWR(KGSL_IOC_TYPE, 0x3D, struct kgsl_submit_commands) 994 995/** 996 * struct kgsl_device_constraint - device constraint argument 997 * @context_id: KGSL context ID 998 * @type: type of constraint i.e pwrlevel/none 999 * @data: constraint data 1000 * @size: size of the constraint data 1001 */ 1002struct kgsl_device_constraint { 1003 unsigned int type; 1004 unsigned int context_id; 1005 void __user *data; 1006 size_t size; 1007}; 1008 1009/* Constraint Type*/ 1010#define KGSL_CONSTRAINT_NONE 0 1011#define KGSL_CONSTRAINT_PWRLEVEL 1 1012 1013/* PWRLEVEL constraint level*/ 1014/* set to min frequency */ 1015#define KGSL_CONSTRAINT_PWR_MIN 0 1016/* set to max frequency */ 1017#define KGSL_CONSTRAINT_PWR_MAX 1 1018 1019struct kgsl_device_constraint_pwrlevel { 1020 unsigned int level; 1021}; 1022 1023/** 1024 * struct kgsl_syncsource_create - Argument to IOCTL_KGSL_SYNCSOURCE_CREATE 1025 * @id: returned id for the syncsource that was created. 1026 * 1027 * This ioctl creates a userspace sync timeline. 1028 */ 1029 1030struct kgsl_syncsource_create { 1031 unsigned int id; 1032/* private: reserved for future use */ 1033 unsigned int __pad[3]; 1034}; 1035 1036#define IOCTL_KGSL_SYNCSOURCE_CREATE \ 1037 _IOWR(KGSL_IOC_TYPE, 0x40, struct kgsl_syncsource_create) 1038 1039/** 1040 * struct kgsl_syncsource_destroy - Argument to IOCTL_KGSL_SYNCSOURCE_DESTROY 1041 * @id: syncsource id to destroy 1042 * 1043 * This ioctl creates a userspace sync timeline. 1044 */ 1045 1046struct kgsl_syncsource_destroy { 1047 unsigned int id; 1048/* private: reserved for future use */ 1049 unsigned int __pad[3]; 1050}; 1051 1052#define IOCTL_KGSL_SYNCSOURCE_DESTROY \ 1053 _IOWR(KGSL_IOC_TYPE, 0x41, struct kgsl_syncsource_destroy) 1054 1055/** 1056 * struct kgsl_syncsource_create_fence - Argument to 1057 * IOCTL_KGSL_SYNCSOURCE_CREATE_FENCE 1058 * @id: syncsource id 1059 * @fence_fd: returned sync_fence fd 1060 * 1061 * Create a fence that may be signaled by userspace by calling 1062 * IOCTL_KGSL_SYNCSOURCE_SIGNAL_FENCE. There are no order dependencies between 1063 * these fences. 1064 */ 1065struct kgsl_syncsource_create_fence { 1066 unsigned int id; 1067 int fence_fd; 1068/* private: reserved for future use */ 1069 unsigned int __pad[4]; 1070}; 1071 1072/** 1073 * struct kgsl_syncsource_signal_fence - Argument to 1074 * IOCTL_KGSL_SYNCSOURCE_SIGNAL_FENCE 1075 * @id: syncsource id 1076 * @fence_fd: sync_fence fd to signal 1077 * 1078 * Signal a fence that was created by a IOCTL_KGSL_SYNCSOURCE_CREATE_FENCE 1079 * call using the same syncsource id. This allows a fence to be shared 1080 * to other processes but only signaled by the process owning the fd 1081 * used to create the fence. 1082 */ 1083#define IOCTL_KGSL_SYNCSOURCE_CREATE_FENCE \ 1084 _IOWR(KGSL_IOC_TYPE, 0x42, struct kgsl_syncsource_create_fence) 1085 1086struct kgsl_syncsource_signal_fence { 1087 unsigned int id; 1088 int fence_fd; 1089/* private: reserved for future use */ 1090 unsigned int __pad[4]; 1091}; 1092 1093#define IOCTL_KGSL_SYNCSOURCE_SIGNAL_FENCE \ 1094 _IOWR(KGSL_IOC_TYPE, 0x43, struct kgsl_syncsource_signal_fence) 1095 1096#endif /* _UAPI_MSM_KGSL_H */ 1097