1#ifndef _MSM_KGSL_H 2#define _MSM_KGSL_H 3 4#include <linux/types.h> 5#include <linux/ioctl.h> 6 7/* 8 * The KGSL version has proven not to be very useful in userspace if features 9 * are cherry picked into other trees out of order so it is frozen as of 3.14. 10 * It is left here for backwards compatabilty and as a reminder that 11 * software releases are never linear. Also, I like pie. 12 */ 13 14#define KGSL_VERSION_MAJOR 3 15#define KGSL_VERSION_MINOR 14 16 17/* 18 * We have traditionally mixed context and issueibcmds / command batch flags 19 * together into a big flag stew. This worked fine until we started adding a 20 * lot more command batch flags and we started running out of bits. Turns out 21 * we have a bit of room in the context type / priority mask that we could use 22 * for command batches, but that means we need to split out the flags into two 23 * coherent sets. 24 * 25 * If any future definitions are for both context and cmdbatch add both defines 26 * and link the cmdbatch to the context define as we do below. Otherwise feel 27 * free to add exclusive bits to either set. 28 */ 29 30/* --- context flags --- */ 31#define KGSL_CONTEXT_SAVE_GMEM 0x00000001 32#define KGSL_CONTEXT_NO_GMEM_ALLOC 0x00000002 33/* This is a cmdbatch exclusive flag - use the CMDBATCH equivalent instead */ 34#define KGSL_CONTEXT_SUBMIT_IB_LIST 0x00000004 35#define KGSL_CONTEXT_CTX_SWITCH 0x00000008 36#define KGSL_CONTEXT_PREAMBLE 0x00000010 37#define KGSL_CONTEXT_TRASH_STATE 0x00000020 38#define KGSL_CONTEXT_PER_CONTEXT_TS 0x00000040 39#define KGSL_CONTEXT_USER_GENERATED_TS 0x00000080 40/* This is a cmdbatch exclusive flag - use the CMDBATCH equivalent instead */ 41#define KGSL_CONTEXT_END_OF_FRAME 0x00000100 42#define KGSL_CONTEXT_NO_FAULT_TOLERANCE 0x00000200 43/* This is a cmdbatch exclusive flag - use the CMDBATCH equivalent instead */ 44#define KGSL_CONTEXT_SYNC 0x00000400 45#define KGSL_CONTEXT_PWR_CONSTRAINT 0x00000800 46#define KGSL_CONTEXT_PRIORITY_MASK 0x0000F000 47#define KGSL_CONTEXT_PRIORITY_SHIFT 12 48#define KGSL_CONTEXT_PRIORITY_UNDEF 0 49 50#define KGSL_CONTEXT_IFH_NOP 0x00010000 51#define KGSL_CONTEXT_SECURE 0x00020000 52#define KGSL_CONTEXT_NO_SNAPSHOT 0x00040000 53#define KGSL_CONTEXT_SPARSE 0x00080000 54 55#define KGSL_CONTEXT_PREEMPT_STYLE_MASK 0x0E000000 56#define KGSL_CONTEXT_PREEMPT_STYLE_SHIFT 25 57#define KGSL_CONTEXT_PREEMPT_STYLE_DEFAULT 0x0 58#define KGSL_CONTEXT_PREEMPT_STYLE_RINGBUFFER 0x1 59#define KGSL_CONTEXT_PREEMPT_STYLE_FINEGRAIN 0x2 60 61#define KGSL_CONTEXT_TYPE_MASK 0x01F00000 62#define KGSL_CONTEXT_TYPE_SHIFT 20 63#define KGSL_CONTEXT_TYPE_ANY 0 64#define KGSL_CONTEXT_TYPE_GL 1 65#define KGSL_CONTEXT_TYPE_CL 2 66#define KGSL_CONTEXT_TYPE_C2D 3 67#define KGSL_CONTEXT_TYPE_RS 4 68#define KGSL_CONTEXT_TYPE_UNKNOWN 0x1E 69 70#define KGSL_CONTEXT_INVALIDATE_ON_FAULT 0x10000000 71 72#define KGSL_CONTEXT_INVALID 0xffffffff 73 74/* 75 * --- command batch flags --- 76 * The bits that are linked to a KGSL_CONTEXT equivalent are either legacy 77 * definitions or bits that are valid for both contexts and cmdbatches. To be 78 * safe the other 8 bits that are still available in the context field should be 79 * omitted here in case we need to share - the other bits are available for 80 * cmdbatch only flags as needed 81 */ 82#define KGSL_CMDBATCH_MEMLIST 0x00000001 83#define KGSL_CMDBATCH_MARKER 0x00000002 84#define KGSL_CMDBATCH_SUBMIT_IB_LIST KGSL_CONTEXT_SUBMIT_IB_LIST /* 0x004 */ 85#define KGSL_CMDBATCH_CTX_SWITCH KGSL_CONTEXT_CTX_SWITCH /* 0x008 */ 86#define KGSL_CMDBATCH_PROFILING 0x00000010 87/* 88 * KGSL_CMDBATCH_PROFILING must also be set for KGSL_CMDBATCH_PROFILING_KTIME 89 * to take effect, as the latter only affects the time data returned. 90 */ 91#define KGSL_CMDBATCH_PROFILING_KTIME 0x00000020 92#define KGSL_CMDBATCH_END_OF_FRAME KGSL_CONTEXT_END_OF_FRAME /* 0x100 */ 93#define KGSL_CMDBATCH_SYNC KGSL_CONTEXT_SYNC /* 0x400 */ 94#define KGSL_CMDBATCH_PWR_CONSTRAINT KGSL_CONTEXT_PWR_CONSTRAINT /* 0x800 */ 95#define KGSL_CMDBATCH_SPARSE 0x1000 /* 0x1000 */ 96 97/* 98 * Reserve bits [16:19] and bits [28:31] for possible bits shared between 99 * contexts and command batches. Update this comment as new flags are added. 100 */ 101 102/* 103 * gpu_command_object flags - these flags communicate the type of command or 104 * memory object being submitted for a GPU command 105 */ 106 107/* Flags for GPU command objects */ 108#define KGSL_CMDLIST_IB 0x00000001U 109#define KGSL_CMDLIST_CTXTSWITCH_PREAMBLE 0x00000002U 110#define KGSL_CMDLIST_IB_PREAMBLE 0x00000004U 111 112/* Flags for GPU command memory objects */ 113#define KGSL_OBJLIST_MEMOBJ 0x00000008U 114#define KGSL_OBJLIST_PROFILE 0x00000010U 115 116/* Flags for GPU command sync points */ 117#define KGSL_CMD_SYNCPOINT_TYPE_TIMESTAMP 0 118#define KGSL_CMD_SYNCPOINT_TYPE_FENCE 1 119 120/* --- Memory allocation flags --- */ 121 122/* General allocation hints */ 123#define KGSL_MEMFLAGS_SECURE 0x00000008ULL 124#define KGSL_MEMFLAGS_GPUREADONLY 0x01000000U 125#define KGSL_MEMFLAGS_GPUWRITEONLY 0x02000000U 126#define KGSL_MEMFLAGS_FORCE_32BIT 0x100000000ULL 127 128/* Flag for binding all the virt range to single phys data */ 129#define KGSL_SPARSE_BIND_MULTIPLE_TO_PHYS 0x400000000ULL 130#define KGSL_SPARSE_BIND 0x1ULL 131#define KGSL_SPARSE_UNBIND 0x2ULL 132 133/* Memory caching hints */ 134#define KGSL_CACHEMODE_MASK 0x0C000000U 135#define KGSL_CACHEMODE_SHIFT 26 136 137#define KGSL_CACHEMODE_WRITECOMBINE 0 138#define KGSL_CACHEMODE_UNCACHED 1 139#define KGSL_CACHEMODE_WRITETHROUGH 2 140#define KGSL_CACHEMODE_WRITEBACK 3 141 142#define KGSL_MEMFLAGS_USE_CPU_MAP 0x10000000ULL 143#define KGSL_MEMFLAGS_SPARSE_PHYS 0x20000000ULL 144#define KGSL_MEMFLAGS_SPARSE_VIRT 0x40000000ULL 145 146/* Memory types for which allocations are made */ 147#define KGSL_MEMTYPE_MASK 0x0000FF00 148#define KGSL_MEMTYPE_SHIFT 8 149 150#define KGSL_MEMTYPE_OBJECTANY 0 151#define KGSL_MEMTYPE_FRAMEBUFFER 1 152#define KGSL_MEMTYPE_RENDERBUFFER 2 153#define KGSL_MEMTYPE_ARRAYBUFFER 3 154#define KGSL_MEMTYPE_ELEMENTARRAYBUFFER 4 155#define KGSL_MEMTYPE_VERTEXARRAYBUFFER 5 156#define KGSL_MEMTYPE_TEXTURE 6 157#define KGSL_MEMTYPE_SURFACE 7 158#define KGSL_MEMTYPE_EGL_SURFACE 8 159#define KGSL_MEMTYPE_GL 9 160#define KGSL_MEMTYPE_CL 10 161#define KGSL_MEMTYPE_CL_BUFFER_MAP 11 162#define KGSL_MEMTYPE_CL_BUFFER_NOMAP 12 163#define KGSL_MEMTYPE_CL_IMAGE_MAP 13 164#define KGSL_MEMTYPE_CL_IMAGE_NOMAP 14 165#define KGSL_MEMTYPE_CL_KERNEL_STACK 15 166#define KGSL_MEMTYPE_COMMAND 16 167#define KGSL_MEMTYPE_2D 17 168#define KGSL_MEMTYPE_EGL_IMAGE 18 169#define KGSL_MEMTYPE_EGL_SHADOW 19 170#define KGSL_MEMTYPE_MULTISAMPLE 20 171#define KGSL_MEMTYPE_KERNEL 255 172 173/* 174 * Alignment hint, passed as the power of 2 exponent. 175 * i.e 4k (2^12) would be 12, 64k (2^16)would be 16. 176 */ 177#define KGSL_MEMALIGN_MASK 0x00FF0000 178#define KGSL_MEMALIGN_SHIFT 16 179 180enum kgsl_user_mem_type { 181 KGSL_USER_MEM_TYPE_PMEM = 0x00000000, 182 KGSL_USER_MEM_TYPE_ASHMEM = 0x00000001, 183 KGSL_USER_MEM_TYPE_ADDR = 0x00000002, 184 KGSL_USER_MEM_TYPE_ION = 0x00000003, 185 /* 186 * ION type is retained for backwards compatibilty but Ion buffers are 187 * dma-bufs so try to use that naming if we can 188 */ 189 KGSL_USER_MEM_TYPE_DMABUF = 0x00000003, 190 KGSL_USER_MEM_TYPE_MAX = 0x00000007, 191}; 192#define KGSL_MEMFLAGS_USERMEM_MASK 0x000000e0 193#define KGSL_MEMFLAGS_USERMEM_SHIFT 5 194 195/* 196 * Unfortunately, enum kgsl_user_mem_type starts at 0 which does not 197 * leave a good value for allocated memory. In the flags we use 198 * 0 to indicate allocated memory and thus need to add 1 to the enum 199 * values. 200 */ 201#define KGSL_USERMEM_FLAG(x) (((x) + 1) << KGSL_MEMFLAGS_USERMEM_SHIFT) 202 203#define KGSL_MEMFLAGS_NOT_USERMEM 0 204#define KGSL_MEMFLAGS_USERMEM_PMEM KGSL_USERMEM_FLAG(KGSL_USER_MEM_TYPE_PMEM) 205#define KGSL_MEMFLAGS_USERMEM_ASHMEM \ 206 KGSL_USERMEM_FLAG(KGSL_USER_MEM_TYPE_ASHMEM) 207#define KGSL_MEMFLAGS_USERMEM_ADDR KGSL_USERMEM_FLAG(KGSL_USER_MEM_TYPE_ADDR) 208#define KGSL_MEMFLAGS_USERMEM_ION KGSL_USERMEM_FLAG(KGSL_USER_MEM_TYPE_ION) 209 210/* --- generic KGSL flag values --- */ 211 212#define KGSL_FLAGS_NORMALMODE 0x00000000 213#define KGSL_FLAGS_SAFEMODE 0x00000001 214#define KGSL_FLAGS_INITIALIZED0 0x00000002 215#define KGSL_FLAGS_INITIALIZED 0x00000004 216#define KGSL_FLAGS_STARTED 0x00000008 217#define KGSL_FLAGS_ACTIVE 0x00000010 218#define KGSL_FLAGS_RESERVED0 0x00000020 219#define KGSL_FLAGS_RESERVED1 0x00000040 220#define KGSL_FLAGS_RESERVED2 0x00000080 221#define KGSL_FLAGS_SOFT_RESET 0x00000100 222#define KGSL_FLAGS_PER_CONTEXT_TIMESTAMPS 0x00000200 223 224/* Server Side Sync Timeout in milliseconds */ 225#define KGSL_SYNCOBJ_SERVER_TIMEOUT 2000 226 227/* 228 * Reset status values for context 229 */ 230enum kgsl_ctx_reset_stat { 231 KGSL_CTX_STAT_NO_ERROR = 0x00000000, 232 KGSL_CTX_STAT_GUILTY_CONTEXT_RESET_EXT = 0x00000001, 233 KGSL_CTX_STAT_INNOCENT_CONTEXT_RESET_EXT = 0x00000002, 234 KGSL_CTX_STAT_UNKNOWN_CONTEXT_RESET_EXT = 0x00000003 235}; 236 237#define KGSL_CONVERT_TO_MBPS(val) \ 238 (val*1000*1000U) 239 240/* device id */ 241enum kgsl_deviceid { 242 KGSL_DEVICE_3D0 = 0x00000000, 243 KGSL_DEVICE_MAX 244}; 245 246struct kgsl_devinfo { 247 248 unsigned int device_id; 249 /* chip revision id 250 * coreid:8 majorrev:8 minorrev:8 patch:8 251 */ 252 unsigned int chip_id; 253 unsigned int mmu_enabled; 254 unsigned long gmem_gpubaseaddr; 255 /* 256 * This field contains the adreno revision 257 * number 200, 205, 220, etc... 258 */ 259 unsigned int gpu_id; 260 size_t gmem_sizebytes; 261}; 262 263/* 264 * struct kgsl_devmemstore - this structure defines the region of memory 265 * that can be mmap()ed from this driver. The timestamp fields are __volatile__ 266 * because they are written by the GPU 267 * @soptimestamp: Start of pipeline timestamp written by GPU before the 268 * commands in concern are processed 269 * @sbz: Unused, kept for 8 byte alignment 270 * @eoptimestamp: End of pipeline timestamp written by GPU after the 271 * commands in concern are processed 272 * @sbz2: Unused, kept for 8 byte alignment 273 * @preempted: Indicates if the context was preempted 274 * @sbz3: Unused, kept for 8 byte alignment 275 * @ref_wait_ts: Timestamp on which to generate interrupt, unused now. 276 * @sbz4: Unused, kept for 8 byte alignment 277 * @current_context: The current context the GPU is working on 278 * @sbz5: Unused, kept for 8 byte alignment 279 */ 280struct kgsl_devmemstore { 281 __volatile__ unsigned int soptimestamp; 282 unsigned int sbz; 283 __volatile__ unsigned int eoptimestamp; 284 unsigned int sbz2; 285 __volatile__ unsigned int preempted; 286 unsigned int sbz3; 287 __volatile__ unsigned int ref_wait_ts; 288 unsigned int sbz4; 289 unsigned int current_context; 290 unsigned int sbz5; 291}; 292 293#define KGSL_MEMSTORE_OFFSET(ctxt_id, field) \ 294 ((ctxt_id)*sizeof(struct kgsl_devmemstore) + \ 295 offsetof(struct kgsl_devmemstore, field)) 296 297/* timestamp id*/ 298enum kgsl_timestamp_type { 299 KGSL_TIMESTAMP_CONSUMED = 0x00000001, /* start-of-pipeline timestamp */ 300 KGSL_TIMESTAMP_RETIRED = 0x00000002, /* end-of-pipeline timestamp*/ 301 KGSL_TIMESTAMP_QUEUED = 0x00000003, 302}; 303 304/* property types - used with kgsl_device_getproperty */ 305#define KGSL_PROP_DEVICE_INFO 0x1 306#define KGSL_PROP_DEVICE_SHADOW 0x2 307#define KGSL_PROP_DEVICE_POWER 0x3 308#define KGSL_PROP_SHMEM 0x4 309#define KGSL_PROP_SHMEM_APERTURES 0x5 310#define KGSL_PROP_MMU_ENABLE 0x6 311#define KGSL_PROP_INTERRUPT_WAITS 0x7 312#define KGSL_PROP_VERSION 0x8 313#define KGSL_PROP_GPU_RESET_STAT 0x9 314#define KGSL_PROP_PWRCTRL 0xE 315#define KGSL_PROP_PWR_CONSTRAINT 0x12 316#define KGSL_PROP_UCHE_GMEM_VADDR 0x13 317#define KGSL_PROP_SP_GENERIC_MEM 0x14 318#define KGSL_PROP_UCODE_VERSION 0x15 319#define KGSL_PROP_GPMU_VERSION 0x16 320#define KGSL_PROP_HIGHEST_BANK_BIT 0x17 321#define KGSL_PROP_DEVICE_BITNESS 0x18 322#define KGSL_PROP_DEVICE_QDSS_STM 0x19 323#define KGSL_PROP_DEVICE_QTIMER 0x20 324 325struct kgsl_shadowprop { 326 unsigned long gpuaddr; 327 size_t size; 328 unsigned int flags; /* contains KGSL_FLAGS_ values */ 329}; 330 331struct kgsl_qdss_stm_prop { 332 uint64_t gpuaddr; 333 uint64_t size; 334}; 335 336struct kgsl_qtimer_prop { 337 uint64_t gpuaddr; 338 uint64_t size; 339}; 340 341struct kgsl_version { 342 unsigned int drv_major; 343 unsigned int drv_minor; 344 unsigned int dev_major; 345 unsigned int dev_minor; 346}; 347 348struct kgsl_sp_generic_mem { 349 uint64_t local; 350 uint64_t pvt; 351}; 352 353struct kgsl_ucode_version { 354 unsigned int pfp; 355 unsigned int pm4; 356}; 357 358struct kgsl_gpmu_version { 359 unsigned int major; 360 unsigned int minor; 361 unsigned int features; 362}; 363 364/* Performance counter groups */ 365 366#define KGSL_PERFCOUNTER_GROUP_CP 0x0 367#define KGSL_PERFCOUNTER_GROUP_RBBM 0x1 368#define KGSL_PERFCOUNTER_GROUP_PC 0x2 369#define KGSL_PERFCOUNTER_GROUP_VFD 0x3 370#define KGSL_PERFCOUNTER_GROUP_HLSQ 0x4 371#define KGSL_PERFCOUNTER_GROUP_VPC 0x5 372#define KGSL_PERFCOUNTER_GROUP_TSE 0x6 373#define KGSL_PERFCOUNTER_GROUP_RAS 0x7 374#define KGSL_PERFCOUNTER_GROUP_UCHE 0x8 375#define KGSL_PERFCOUNTER_GROUP_TP 0x9 376#define KGSL_PERFCOUNTER_GROUP_SP 0xA 377#define KGSL_PERFCOUNTER_GROUP_RB 0xB 378#define KGSL_PERFCOUNTER_GROUP_PWR 0xC 379#define KGSL_PERFCOUNTER_GROUP_VBIF 0xD 380#define KGSL_PERFCOUNTER_GROUP_VBIF_PWR 0xE 381#define KGSL_PERFCOUNTER_GROUP_MH 0xF 382#define KGSL_PERFCOUNTER_GROUP_PA_SU 0x10 383#define KGSL_PERFCOUNTER_GROUP_SQ 0x11 384#define KGSL_PERFCOUNTER_GROUP_SX 0x12 385#define KGSL_PERFCOUNTER_GROUP_TCF 0x13 386#define KGSL_PERFCOUNTER_GROUP_TCM 0x14 387#define KGSL_PERFCOUNTER_GROUP_TCR 0x15 388#define KGSL_PERFCOUNTER_GROUP_L2 0x16 389#define KGSL_PERFCOUNTER_GROUP_VSC 0x17 390#define KGSL_PERFCOUNTER_GROUP_CCU 0x18 391#define KGSL_PERFCOUNTER_GROUP_LRZ 0x19 392#define KGSL_PERFCOUNTER_GROUP_CMP 0x1A 393#define KGSL_PERFCOUNTER_GROUP_ALWAYSON 0x1B 394#define KGSL_PERFCOUNTER_GROUP_SP_PWR 0x1C 395#define KGSL_PERFCOUNTER_GROUP_TP_PWR 0x1D 396#define KGSL_PERFCOUNTER_GROUP_RB_PWR 0x1E 397#define KGSL_PERFCOUNTER_GROUP_CCU_PWR 0x1F 398#define KGSL_PERFCOUNTER_GROUP_UCHE_PWR 0x20 399#define KGSL_PERFCOUNTER_GROUP_CP_PWR 0x21 400#define KGSL_PERFCOUNTER_GROUP_GPMU_PWR 0x22 401#define KGSL_PERFCOUNTER_GROUP_ALWAYSON_PWR 0x23 402#define KGSL_PERFCOUNTER_GROUP_MAX 0x24 403 404#define KGSL_PERFCOUNTER_NOT_USED 0xFFFFFFFF 405#define KGSL_PERFCOUNTER_BROKEN 0xFFFFFFFE 406 407/* structure holds list of ibs */ 408struct kgsl_ibdesc { 409 unsigned long gpuaddr; 410 unsigned long __pad; 411 size_t sizedwords; 412 unsigned int ctrl; 413}; 414 415/** 416 * struct kgsl_cmdbatch_profiling_buffer 417 * @wall_clock_s: Ringbuffer submission time (seconds). 418 * If KGSL_CMDBATCH_PROFILING_KTIME is set, time is provided 419 * in kernel clocks, otherwise wall clock time is used. 420 * @wall_clock_ns: Ringbuffer submission time (nanoseconds). 421 * If KGSL_CMDBATCH_PROFILING_KTIME is set time is provided 422 * in kernel clocks, otherwise wall clock time is used. 423 * @gpu_ticks_queued: GPU ticks at ringbuffer submission 424 * @gpu_ticks_submitted: GPU ticks when starting cmdbatch execution 425 * @gpu_ticks_retired: GPU ticks when finishing cmdbatch execution 426 * 427 * This structure defines the profiling buffer used to measure cmdbatch 428 * execution time 429 */ 430struct kgsl_cmdbatch_profiling_buffer { 431 uint64_t wall_clock_s; 432 uint64_t wall_clock_ns; 433 uint64_t gpu_ticks_queued; 434 uint64_t gpu_ticks_submitted; 435 uint64_t gpu_ticks_retired; 436}; 437 438/* ioctls */ 439#define KGSL_IOC_TYPE 0x09 440 441/* get misc info about the GPU 442 type should be a value from enum kgsl_property_type 443 value points to a structure that varies based on type 444 sizebytes is sizeof() that structure 445 for KGSL_PROP_DEVICE_INFO, use struct kgsl_devinfo 446 this structure contaings hardware versioning info. 447 for KGSL_PROP_DEVICE_SHADOW, use struct kgsl_shadowprop 448 this is used to find mmap() offset and sizes for mapping 449 struct kgsl_memstore into userspace. 450*/ 451struct kgsl_device_getproperty { 452 unsigned int type; 453 void *value; 454 size_t sizebytes; 455}; 456 457#define IOCTL_KGSL_DEVICE_GETPROPERTY \ 458 _IOWR(KGSL_IOC_TYPE, 0x2, struct kgsl_device_getproperty) 459 460/* IOCTL_KGSL_DEVICE_READ (0x3) - removed 03/2012 461 */ 462 463/* block until the GPU has executed past a given timestamp 464 * timeout is in milliseconds. 465 */ 466struct kgsl_device_waittimestamp { 467 unsigned int timestamp; 468 unsigned int timeout; 469}; 470 471#define IOCTL_KGSL_DEVICE_WAITTIMESTAMP \ 472 _IOW(KGSL_IOC_TYPE, 0x6, struct kgsl_device_waittimestamp) 473 474struct kgsl_device_waittimestamp_ctxtid { 475 unsigned int context_id; 476 unsigned int timestamp; 477 unsigned int timeout; 478}; 479 480#define IOCTL_KGSL_DEVICE_WAITTIMESTAMP_CTXTID \ 481 _IOW(KGSL_IOC_TYPE, 0x7, struct kgsl_device_waittimestamp_ctxtid) 482 483/* DEPRECATED: issue indirect commands to the GPU. 484 * drawctxt_id must have been created with IOCTL_KGSL_DRAWCTXT_CREATE 485 * ibaddr and sizedwords must specify a subset of a buffer created 486 * with IOCTL_KGSL_SHAREDMEM_FROM_PMEM 487 * flags may be a mask of KGSL_CONTEXT_ values 488 * timestamp is a returned counter value which can be passed to 489 * other ioctls to determine when the commands have been executed by 490 * the GPU. 491 * 492 * This fucntion is deprecated - consider using IOCTL_KGSL_SUBMIT_COMMANDS 493 * instead 494 */ 495struct kgsl_ringbuffer_issueibcmds { 496 unsigned int drawctxt_id; 497 unsigned long ibdesc_addr; 498 unsigned int numibs; 499 unsigned int timestamp; /*output param */ 500 unsigned int flags; 501}; 502 503#define IOCTL_KGSL_RINGBUFFER_ISSUEIBCMDS \ 504 _IOWR(KGSL_IOC_TYPE, 0x10, struct kgsl_ringbuffer_issueibcmds) 505 506/* read the most recently executed timestamp value 507 * type should be a value from enum kgsl_timestamp_type 508 */ 509struct kgsl_cmdstream_readtimestamp { 510 unsigned int type; 511 unsigned int timestamp; /*output param */ 512}; 513 514#define IOCTL_KGSL_CMDSTREAM_READTIMESTAMP_OLD \ 515 _IOR(KGSL_IOC_TYPE, 0x11, struct kgsl_cmdstream_readtimestamp) 516 517#define IOCTL_KGSL_CMDSTREAM_READTIMESTAMP \ 518 _IOWR(KGSL_IOC_TYPE, 0x11, struct kgsl_cmdstream_readtimestamp) 519 520/* free memory when the GPU reaches a given timestamp. 521 * gpuaddr specify a memory region created by a 522 * IOCTL_KGSL_SHAREDMEM_FROM_PMEM call 523 * type should be a value from enum kgsl_timestamp_type 524 */ 525struct kgsl_cmdstream_freememontimestamp { 526 unsigned long gpuaddr; 527 unsigned int type; 528 unsigned int timestamp; 529}; 530 531#define IOCTL_KGSL_CMDSTREAM_FREEMEMONTIMESTAMP \ 532 _IOW(KGSL_IOC_TYPE, 0x12, struct kgsl_cmdstream_freememontimestamp) 533 534/* Previous versions of this header had incorrectly defined 535 IOCTL_KGSL_CMDSTREAM_FREEMEMONTIMESTAMP as a read-only ioctl instead 536 of a write only ioctl. To ensure binary compatability, the following 537 #define will be used to intercept the incorrect ioctl 538*/ 539 540#define IOCTL_KGSL_CMDSTREAM_FREEMEMONTIMESTAMP_OLD \ 541 _IOR(KGSL_IOC_TYPE, 0x12, struct kgsl_cmdstream_freememontimestamp) 542 543/* create a draw context, which is used to preserve GPU state. 544 * The flags field may contain a mask KGSL_CONTEXT_* values 545 */ 546struct kgsl_drawctxt_create { 547 unsigned int flags; 548 unsigned int drawctxt_id; /*output param */ 549}; 550 551#define IOCTL_KGSL_DRAWCTXT_CREATE \ 552 _IOWR(KGSL_IOC_TYPE, 0x13, struct kgsl_drawctxt_create) 553 554/* destroy a draw context */ 555struct kgsl_drawctxt_destroy { 556 unsigned int drawctxt_id; 557}; 558 559#define IOCTL_KGSL_DRAWCTXT_DESTROY \ 560 _IOW(KGSL_IOC_TYPE, 0x14, struct kgsl_drawctxt_destroy) 561 562/* add a block of pmem, fb, ashmem or user allocated address 563 * into the GPU address space */ 564struct kgsl_map_user_mem { 565 int fd; 566 unsigned long gpuaddr; /*output param */ 567 size_t len; 568 size_t offset; 569 unsigned long hostptr; /*input param */ 570 enum kgsl_user_mem_type memtype; 571 unsigned int flags; 572}; 573 574#define IOCTL_KGSL_MAP_USER_MEM \ 575 _IOWR(KGSL_IOC_TYPE, 0x15, struct kgsl_map_user_mem) 576 577struct kgsl_cmdstream_readtimestamp_ctxtid { 578 unsigned int context_id; 579 unsigned int type; 580 unsigned int timestamp; /*output param */ 581}; 582 583#define IOCTL_KGSL_CMDSTREAM_READTIMESTAMP_CTXTID \ 584 _IOWR(KGSL_IOC_TYPE, 0x16, struct kgsl_cmdstream_readtimestamp_ctxtid) 585 586struct kgsl_cmdstream_freememontimestamp_ctxtid { 587 unsigned int context_id; 588 unsigned long gpuaddr; 589 unsigned int type; 590 unsigned int timestamp; 591}; 592 593#define IOCTL_KGSL_CMDSTREAM_FREEMEMONTIMESTAMP_CTXTID \ 594 _IOW(KGSL_IOC_TYPE, 0x17, \ 595 struct kgsl_cmdstream_freememontimestamp_ctxtid) 596 597/* add a block of pmem or fb into the GPU address space */ 598struct kgsl_sharedmem_from_pmem { 599 int pmem_fd; 600 unsigned long gpuaddr; /*output param */ 601 unsigned int len; 602 unsigned int offset; 603}; 604 605#define IOCTL_KGSL_SHAREDMEM_FROM_PMEM \ 606 _IOWR(KGSL_IOC_TYPE, 0x20, struct kgsl_sharedmem_from_pmem) 607 608/* remove memory from the GPU's address space */ 609struct kgsl_sharedmem_free { 610 unsigned long gpuaddr; 611}; 612 613#define IOCTL_KGSL_SHAREDMEM_FREE \ 614 _IOW(KGSL_IOC_TYPE, 0x21, struct kgsl_sharedmem_free) 615 616struct kgsl_cff_user_event { 617 unsigned char cff_opcode; 618 unsigned int op1; 619 unsigned int op2; 620 unsigned int op3; 621 unsigned int op4; 622 unsigned int op5; 623 unsigned int __pad[2]; 624}; 625 626#define IOCTL_KGSL_CFF_USER_EVENT \ 627 _IOW(KGSL_IOC_TYPE, 0x31, struct kgsl_cff_user_event) 628 629struct kgsl_gmem_desc { 630 unsigned int x; 631 unsigned int y; 632 unsigned int width; 633 unsigned int height; 634 unsigned int pitch; 635}; 636 637struct kgsl_buffer_desc { 638 void *hostptr; 639 unsigned long gpuaddr; 640 int size; 641 unsigned int format; 642 unsigned int pitch; 643 unsigned int enabled; 644}; 645 646struct kgsl_bind_gmem_shadow { 647 unsigned int drawctxt_id; 648 struct kgsl_gmem_desc gmem_desc; 649 unsigned int shadow_x; 650 unsigned int shadow_y; 651 struct kgsl_buffer_desc shadow_buffer; 652 unsigned int buffer_id; 653}; 654 655#define IOCTL_KGSL_DRAWCTXT_BIND_GMEM_SHADOW \ 656 _IOW(KGSL_IOC_TYPE, 0x22, struct kgsl_bind_gmem_shadow) 657 658/* add a block of memory into the GPU address space */ 659 660/* 661 * IOCTL_KGSL_SHAREDMEM_FROM_VMALLOC deprecated 09/2012 662 * use IOCTL_KGSL_GPUMEM_ALLOC instead 663 */ 664 665struct kgsl_sharedmem_from_vmalloc { 666 unsigned long gpuaddr; /*output param */ 667 unsigned int hostptr; 668 unsigned int flags; 669}; 670 671#define IOCTL_KGSL_SHAREDMEM_FROM_VMALLOC \ 672 _IOWR(KGSL_IOC_TYPE, 0x23, struct kgsl_sharedmem_from_vmalloc) 673 674/* 675 * This is being deprecated in favor of IOCTL_KGSL_GPUMEM_CACHE_SYNC which 676 * supports both directions (flush and invalidate). This code will still 677 * work, but by definition it will do a flush of the cache which might not be 678 * what you want to have happen on a buffer following a GPU operation. It is 679 * safer to go with IOCTL_KGSL_GPUMEM_CACHE_SYNC 680 */ 681 682#define IOCTL_KGSL_SHAREDMEM_FLUSH_CACHE \ 683 _IOW(KGSL_IOC_TYPE, 0x24, struct kgsl_sharedmem_free) 684 685struct kgsl_drawctxt_set_bin_base_offset { 686 unsigned int drawctxt_id; 687 unsigned int offset; 688}; 689 690#define IOCTL_KGSL_DRAWCTXT_SET_BIN_BASE_OFFSET \ 691 _IOW(KGSL_IOC_TYPE, 0x25, struct kgsl_drawctxt_set_bin_base_offset) 692 693enum kgsl_cmdwindow_type { 694 KGSL_CMDWINDOW_MIN = 0x00000000, 695 KGSL_CMDWINDOW_2D = 0x00000000, 696 KGSL_CMDWINDOW_3D = 0x00000001, /* legacy */ 697 KGSL_CMDWINDOW_MMU = 0x00000002, 698 KGSL_CMDWINDOW_ARBITER = 0x000000FF, 699 KGSL_CMDWINDOW_MAX = 0x000000FF, 700}; 701 702/* write to the command window */ 703struct kgsl_cmdwindow_write { 704 enum kgsl_cmdwindow_type target; 705 unsigned int addr; 706 unsigned int data; 707}; 708 709#define IOCTL_KGSL_CMDWINDOW_WRITE \ 710 _IOW(KGSL_IOC_TYPE, 0x2e, struct kgsl_cmdwindow_write) 711 712struct kgsl_gpumem_alloc { 713 unsigned long gpuaddr; /* output param */ 714 size_t size; 715 unsigned int flags; 716}; 717 718#define IOCTL_KGSL_GPUMEM_ALLOC \ 719 _IOWR(KGSL_IOC_TYPE, 0x2f, struct kgsl_gpumem_alloc) 720 721struct kgsl_cff_syncmem { 722 unsigned long gpuaddr; 723 size_t len; 724 unsigned int __pad[2]; /* For future binary compatibility */ 725}; 726 727#define IOCTL_KGSL_CFF_SYNCMEM \ 728 _IOW(KGSL_IOC_TYPE, 0x30, struct kgsl_cff_syncmem) 729 730/* 731 * A timestamp event allows the user space to register an action following an 732 * expired timestamp. Note IOCTL_KGSL_TIMESTAMP_EVENT has been redefined to 733 * _IOWR to support fences which need to return a fd for the priv parameter. 734 */ 735 736struct kgsl_timestamp_event { 737 int type; /* Type of event (see list below) */ 738 unsigned int timestamp; /* Timestamp to trigger event on */ 739 unsigned int context_id; /* Context for the timestamp */ 740 void *priv; /* Pointer to the event specific blob */ 741 size_t len; /* Size of the event specific blob */ 742}; 743 744#define IOCTL_KGSL_TIMESTAMP_EVENT_OLD \ 745 _IOW(KGSL_IOC_TYPE, 0x31, struct kgsl_timestamp_event) 746 747/* A genlock timestamp event releases an existing lock on timestamp expire */ 748 749#define KGSL_TIMESTAMP_EVENT_GENLOCK 1 750 751struct kgsl_timestamp_event_genlock { 752 int handle; /* Handle of the genlock lock to release */ 753}; 754 755/* A fence timestamp event releases an existing lock on timestamp expire */ 756 757#define KGSL_TIMESTAMP_EVENT_FENCE 2 758 759struct kgsl_timestamp_event_fence { 760 int fence_fd; /* Fence to signal */ 761}; 762 763/* 764 * Set a property within the kernel. Uses the same structure as 765 * IOCTL_KGSL_GETPROPERTY 766 */ 767 768#define IOCTL_KGSL_SETPROPERTY \ 769 _IOW(KGSL_IOC_TYPE, 0x32, struct kgsl_device_getproperty) 770 771#define IOCTL_KGSL_TIMESTAMP_EVENT \ 772 _IOWR(KGSL_IOC_TYPE, 0x33, struct kgsl_timestamp_event) 773 774/** 775 * struct kgsl_gpumem_alloc_id - argument to IOCTL_KGSL_GPUMEM_ALLOC_ID 776 * @id: returned id value for this allocation. 777 * @flags: mask of KGSL_MEM* values requested and actual flags on return. 778 * @size: requested size of the allocation and actual size on return. 779 * @mmapsize: returned size to pass to mmap() which may be larger than 'size' 780 * @gpuaddr: returned GPU address for the allocation 781 * 782 * Allocate memory for access by the GPU. The flags and size fields are echoed 783 * back by the kernel, so that the caller can know if the request was 784 * adjusted. 785 * 786 * Supported flags: 787 * KGSL_MEMFLAGS_GPUREADONLY: the GPU will be unable to write to the buffer 788 * KGSL_MEMTYPE*: usage hint for debugging aid 789 * KGSL_MEMALIGN*: alignment hint, may be ignored or adjusted by the kernel. 790 * KGSL_MEMFLAGS_USE_CPU_MAP: If set on call and return, the returned GPU 791 * address will be 0. Calling mmap() will set the GPU address. 792 */ 793struct kgsl_gpumem_alloc_id { 794 unsigned int id; 795 unsigned int flags; 796 size_t size; 797 size_t mmapsize; 798 unsigned long gpuaddr; 799/* private: reserved for future use*/ 800 unsigned long __pad[2]; 801}; 802 803#define IOCTL_KGSL_GPUMEM_ALLOC_ID \ 804 _IOWR(KGSL_IOC_TYPE, 0x34, struct kgsl_gpumem_alloc_id) 805 806/** 807 * struct kgsl_gpumem_free_id - argument to IOCTL_KGSL_GPUMEM_FREE_ID 808 * @id: GPU allocation id to free 809 * 810 * Free an allocation by id, in case a GPU address has not been assigned or 811 * is unknown. Freeing an allocation by id with this ioctl or by GPU address 812 * with IOCTL_KGSL_SHAREDMEM_FREE are equivalent. 813 */ 814struct kgsl_gpumem_free_id { 815 unsigned int id; 816/* private: reserved for future use*/ 817 unsigned int __pad; 818}; 819 820#define IOCTL_KGSL_GPUMEM_FREE_ID \ 821 _IOWR(KGSL_IOC_TYPE, 0x35, struct kgsl_gpumem_free_id) 822 823/** 824 * struct kgsl_gpumem_get_info - argument to IOCTL_KGSL_GPUMEM_GET_INFO 825 * @gpuaddr: GPU address to query. Also set on return. 826 * @id: GPU allocation id to query. Also set on return. 827 * @flags: returned mask of KGSL_MEM* values. 828 * @size: returned size of the allocation. 829 * @mmapsize: returned size to pass mmap(), which may be larger than 'size' 830 * @useraddr: returned address of the userspace mapping for this buffer 831 * 832 * This ioctl allows querying of all user visible attributes of an existing 833 * allocation, by either the GPU address or the id returned by a previous 834 * call to IOCTL_KGSL_GPUMEM_ALLOC_ID. Legacy allocation ioctls may not 835 * return all attributes so this ioctl can be used to look them up if needed. 836 * 837 */ 838struct kgsl_gpumem_get_info { 839 unsigned long gpuaddr; 840 unsigned int id; 841 unsigned int flags; 842 size_t size; 843 size_t mmapsize; 844 unsigned long useraddr; 845/* private: reserved for future use*/ 846 unsigned long __pad[4]; 847}; 848 849#define IOCTL_KGSL_GPUMEM_GET_INFO\ 850 _IOWR(KGSL_IOC_TYPE, 0x36, struct kgsl_gpumem_get_info) 851 852/** 853 * struct kgsl_gpumem_sync_cache - argument to IOCTL_KGSL_GPUMEM_SYNC_CACHE 854 * @gpuaddr: GPU address of the buffer to sync. 855 * @id: id of the buffer to sync. Either gpuaddr or id is sufficient. 856 * @op: a mask of KGSL_GPUMEM_CACHE_* values 857 * @offset: offset into the buffer 858 * @length: number of bytes starting from offset to perform 859 * the cache operation on 860 * 861 * Sync the L2 cache for memory headed to and from the GPU - this replaces 862 * KGSL_SHAREDMEM_FLUSH_CACHE since it can handle cache management for both 863 * directions 864 * 865 */ 866struct kgsl_gpumem_sync_cache { 867 unsigned long gpuaddr; 868 unsigned int id; 869 unsigned int op; 870 size_t offset; 871 size_t length; 872}; 873 874#define KGSL_GPUMEM_CACHE_CLEAN (1 << 0) 875#define KGSL_GPUMEM_CACHE_TO_GPU KGSL_GPUMEM_CACHE_CLEAN 876 877#define KGSL_GPUMEM_CACHE_INV (1 << 1) 878#define KGSL_GPUMEM_CACHE_FROM_GPU KGSL_GPUMEM_CACHE_INV 879 880#define KGSL_GPUMEM_CACHE_FLUSH \ 881 (KGSL_GPUMEM_CACHE_CLEAN | KGSL_GPUMEM_CACHE_INV) 882 883/* Flag to ensure backwards compatibility of kgsl_gpumem_sync_cache struct */ 884#define KGSL_GPUMEM_CACHE_RANGE (1 << 31U) 885 886#define IOCTL_KGSL_GPUMEM_SYNC_CACHE \ 887 _IOW(KGSL_IOC_TYPE, 0x37, struct kgsl_gpumem_sync_cache) 888 889/** 890 * struct kgsl_perfcounter_get - argument to IOCTL_KGSL_PERFCOUNTER_GET 891 * @groupid: Performance counter group ID 892 * @countable: Countable to select within the group 893 * @offset: Return offset of the reserved LO counter 894 * @offset_hi: Return offset of the reserved HI counter 895 * 896 * Get an available performance counter from a specified groupid. The offset 897 * of the performance counter will be returned after successfully assigning 898 * the countable to the counter for the specified group. An error will be 899 * returned and an offset of 0 if the groupid is invalid or there are no 900 * more counters left. After successfully getting a perfcounter, the user 901 * must call kgsl_perfcounter_put(groupid, contable) when finished with 902 * the perfcounter to clear up perfcounter resources. 903 * 904 */ 905struct kgsl_perfcounter_get { 906 unsigned int groupid; 907 unsigned int countable; 908 unsigned int offset; 909 unsigned int offset_hi; 910/* private: reserved for future use */ 911 unsigned int __pad; /* For future binary compatibility */ 912}; 913 914#define IOCTL_KGSL_PERFCOUNTER_GET \ 915 _IOWR(KGSL_IOC_TYPE, 0x38, struct kgsl_perfcounter_get) 916 917/** 918 * struct kgsl_perfcounter_put - argument to IOCTL_KGSL_PERFCOUNTER_PUT 919 * @groupid: Performance counter group ID 920 * @countable: Countable to release within the group 921 * 922 * Put an allocated performance counter to allow others to have access to the 923 * resource that was previously taken. This is only to be called after 924 * successfully getting a performance counter from kgsl_perfcounter_get(). 925 * 926 */ 927struct kgsl_perfcounter_put { 928 unsigned int groupid; 929 unsigned int countable; 930/* private: reserved for future use */ 931 unsigned int __pad[2]; /* For future binary compatibility */ 932}; 933 934#define IOCTL_KGSL_PERFCOUNTER_PUT \ 935 _IOW(KGSL_IOC_TYPE, 0x39, struct kgsl_perfcounter_put) 936 937/** 938 * struct kgsl_perfcounter_query - argument to IOCTL_KGSL_PERFCOUNTER_QUERY 939 * @groupid: Performance counter group ID 940 * @countable: Return active countables array 941 * @size: Size of active countables array 942 * @max_counters: Return total number counters for the group ID 943 * 944 * Query the available performance counters given a groupid. The array 945 * *countables is used to return the current active countables in counters. 946 * The size of the array is passed in so the kernel will only write at most 947 * size or counter->size for the group id. The total number of available 948 * counters for the group ID is returned in max_counters. 949 * If the array or size passed in are invalid, then only the maximum number 950 * of counters will be returned, no data will be written to *countables. 951 * If the groupid is invalid an error code will be returned. 952 * 953 */ 954struct kgsl_perfcounter_query { 955 unsigned int groupid; 956 /* Array to return the current countable for up to size counters */ 957 unsigned int *countables; 958 unsigned int count; 959 unsigned int max_counters; 960/* private: reserved for future use */ 961 unsigned int __pad[2]; /* For future binary compatibility */ 962}; 963 964#define IOCTL_KGSL_PERFCOUNTER_QUERY \ 965 _IOWR(KGSL_IOC_TYPE, 0x3A, struct kgsl_perfcounter_query) 966 967/** 968 * struct kgsl_perfcounter_query - argument to IOCTL_KGSL_PERFCOUNTER_QUERY 969 * @groupid: Performance counter group IDs 970 * @countable: Performance counter countable IDs 971 * @value: Return performance counter reads 972 * @size: Size of all arrays (groupid/countable pair and return value) 973 * 974 * Read in the current value of a performance counter given by the groupid 975 * and countable. 976 * 977 */ 978 979struct kgsl_perfcounter_read_group { 980 unsigned int groupid; 981 unsigned int countable; 982 unsigned long long value; 983}; 984 985struct kgsl_perfcounter_read { 986 struct kgsl_perfcounter_read_group *reads; 987 unsigned int count; 988/* private: reserved for future use */ 989 unsigned int __pad[2]; /* For future binary compatibility */ 990}; 991 992#define IOCTL_KGSL_PERFCOUNTER_READ \ 993 _IOWR(KGSL_IOC_TYPE, 0x3B, struct kgsl_perfcounter_read) 994/* 995 * struct kgsl_gpumem_sync_cache_bulk - argument to 996 * IOCTL_KGSL_GPUMEM_SYNC_CACHE_BULK 997 * @id_list: list of GPU buffer ids of the buffers to sync 998 * @count: number of GPU buffer ids in id_list 999 * @op: a mask of KGSL_GPUMEM_CACHE_* values 1000 * 1001 * Sync the cache for memory headed to and from the GPU. Certain 1002 * optimizations can be made on the cache operation based on the total 1003 * size of the working set of memory to be managed. 1004 */ 1005struct kgsl_gpumem_sync_cache_bulk { 1006 unsigned int *id_list; 1007 unsigned int count; 1008 unsigned int op; 1009/* private: reserved for future use */ 1010 unsigned int __pad[2]; /* For future binary compatibility */ 1011}; 1012 1013#define IOCTL_KGSL_GPUMEM_SYNC_CACHE_BULK \ 1014 _IOWR(KGSL_IOC_TYPE, 0x3C, struct kgsl_gpumem_sync_cache_bulk) 1015 1016/* 1017 * struct kgsl_cmd_syncpoint_timestamp 1018 * @context_id: ID of a KGSL context 1019 * @timestamp: GPU timestamp 1020 * 1021 * This structure defines a syncpoint comprising a context/timestamp pair. A 1022 * list of these may be passed by IOCTL_KGSL_SUBMIT_COMMANDS to define 1023 * dependencies that must be met before the command can be submitted to the 1024 * hardware 1025 */ 1026struct kgsl_cmd_syncpoint_timestamp { 1027 unsigned int context_id; 1028 unsigned int timestamp; 1029}; 1030 1031struct kgsl_cmd_syncpoint_fence { 1032 int fd; 1033}; 1034 1035/** 1036 * struct kgsl_cmd_syncpoint - Define a sync point for a command batch 1037 * @type: type of sync point defined here 1038 * @priv: Pointer to the type specific buffer 1039 * @size: Size of the type specific buffer 1040 * 1041 * This structure contains pointers defining a specific command sync point. 1042 * The pointer and size should point to a type appropriate structure. 1043 */ 1044struct kgsl_cmd_syncpoint { 1045 int type; 1046 void *priv; 1047 size_t size; 1048}; 1049 1050/* Flag to indicate that the cmdlist may contain memlists */ 1051#define KGSL_IBDESC_MEMLIST 0x1 1052 1053/* Flag to point out the cmdbatch profiling buffer in the memlist */ 1054#define KGSL_IBDESC_PROFILING_BUFFER 0x2 1055 1056/** 1057 * struct kgsl_submit_commands - Argument to IOCTL_KGSL_SUBMIT_COMMANDS 1058 * @context_id: KGSL context ID that owns the commands 1059 * @flags: 1060 * @cmdlist: User pointer to a list of kgsl_ibdesc structures 1061 * @numcmds: Number of commands listed in cmdlist 1062 * @synclist: User pointer to a list of kgsl_cmd_syncpoint structures 1063 * @numsyncs: Number of sync points listed in synclist 1064 * @timestamp: On entry the a user defined timestamp, on exist the timestamp 1065 * assigned to the command batch 1066 * 1067 * This structure specifies a command to send to the GPU hardware. This is 1068 * similar to kgsl_issueibcmds expect that it doesn't support the legacy way to 1069 * submit IB lists and it adds sync points to block the IB until the 1070 * dependencies are satisified. This entry point is the new and preferred way 1071 * to submit commands to the GPU. The memory list can be used to specify all 1072 * memory that is referrenced in the current set of commands. 1073 */ 1074 1075struct kgsl_submit_commands { 1076 unsigned int context_id; 1077 unsigned int flags; 1078 struct kgsl_ibdesc *cmdlist; 1079 unsigned int numcmds; 1080 struct kgsl_cmd_syncpoint *synclist; 1081 unsigned int numsyncs; 1082 unsigned int timestamp; 1083/* private: reserved for future use */ 1084 unsigned int __pad[4]; 1085}; 1086 1087#define IOCTL_KGSL_SUBMIT_COMMANDS \ 1088 _IOWR(KGSL_IOC_TYPE, 0x3D, struct kgsl_submit_commands) 1089 1090/** 1091 * struct kgsl_device_constraint - device constraint argument 1092 * @context_id: KGSL context ID 1093 * @type: type of constraint i.e pwrlevel/none 1094 * @data: constraint data 1095 * @size: size of the constraint data 1096 */ 1097struct kgsl_device_constraint { 1098 unsigned int type; 1099 unsigned int context_id; 1100 void *data; 1101 size_t size; 1102}; 1103 1104/* Constraint Type*/ 1105#define KGSL_CONSTRAINT_NONE 0 1106#define KGSL_CONSTRAINT_PWRLEVEL 1 1107 1108/* PWRLEVEL constraint level*/ 1109/* set to min frequency */ 1110#define KGSL_CONSTRAINT_PWR_MIN 0 1111/* set to max frequency */ 1112#define KGSL_CONSTRAINT_PWR_MAX 1 1113 1114struct kgsl_device_constraint_pwrlevel { 1115 unsigned int level; 1116}; 1117 1118/** 1119 * struct kgsl_syncsource_create - Argument to IOCTL_KGSL_SYNCSOURCE_CREATE 1120 * @id: returned id for the syncsource that was created. 1121 * 1122 * This ioctl creates a userspace sync timeline. 1123 */ 1124 1125struct kgsl_syncsource_create { 1126 unsigned int id; 1127/* private: reserved for future use */ 1128 unsigned int __pad[3]; 1129}; 1130 1131#define IOCTL_KGSL_SYNCSOURCE_CREATE \ 1132 _IOWR(KGSL_IOC_TYPE, 0x40, struct kgsl_syncsource_create) 1133 1134/** 1135 * struct kgsl_syncsource_destroy - Argument to IOCTL_KGSL_SYNCSOURCE_DESTROY 1136 * @id: syncsource id to destroy 1137 * 1138 * This ioctl creates a userspace sync timeline. 1139 */ 1140 1141struct kgsl_syncsource_destroy { 1142 unsigned int id; 1143/* private: reserved for future use */ 1144 unsigned int __pad[3]; 1145}; 1146 1147#define IOCTL_KGSL_SYNCSOURCE_DESTROY \ 1148 _IOWR(KGSL_IOC_TYPE, 0x41, struct kgsl_syncsource_destroy) 1149 1150/** 1151 * struct kgsl_syncsource_create_fence - Argument to 1152 * IOCTL_KGSL_SYNCSOURCE_CREATE_FENCE 1153 * @id: syncsource id 1154 * @fence_fd: returned sync_fence fd 1155 * 1156 * Create a fence that may be signaled by userspace by calling 1157 * IOCTL_KGSL_SYNCSOURCE_SIGNAL_FENCE. There are no order dependencies between 1158 * these fences. 1159 */ 1160struct kgsl_syncsource_create_fence { 1161 unsigned int id; 1162 int fence_fd; 1163/* private: reserved for future use */ 1164 unsigned int __pad[4]; 1165}; 1166 1167/** 1168 * struct kgsl_syncsource_signal_fence - Argument to 1169 * IOCTL_KGSL_SYNCSOURCE_SIGNAL_FENCE 1170 * @id: syncsource id 1171 * @fence_fd: sync_fence fd to signal 1172 * 1173 * Signal a fence that was created by a IOCTL_KGSL_SYNCSOURCE_CREATE_FENCE 1174 * call using the same syncsource id. This allows a fence to be shared 1175 * to other processes but only signaled by the process owning the fd 1176 * used to create the fence. 1177 */ 1178#define IOCTL_KGSL_SYNCSOURCE_CREATE_FENCE \ 1179 _IOWR(KGSL_IOC_TYPE, 0x42, struct kgsl_syncsource_create_fence) 1180 1181struct kgsl_syncsource_signal_fence { 1182 unsigned int id; 1183 int fence_fd; 1184/* private: reserved for future use */ 1185 unsigned int __pad[4]; 1186}; 1187 1188#define IOCTL_KGSL_SYNCSOURCE_SIGNAL_FENCE \ 1189 _IOWR(KGSL_IOC_TYPE, 0x43, struct kgsl_syncsource_signal_fence) 1190 1191/** 1192 * struct kgsl_cff_sync_gpuobj - Argument to IOCTL_KGSL_CFF_SYNC_GPUOBJ 1193 * @offset: Offset into the GPU object to sync 1194 * @length: Number of bytes to sync 1195 * @id: ID of the GPU object to sync 1196 */ 1197struct kgsl_cff_sync_gpuobj { 1198 uint64_t offset; 1199 uint64_t length; 1200 unsigned int id; 1201}; 1202 1203#define IOCTL_KGSL_CFF_SYNC_GPUOBJ \ 1204 _IOW(KGSL_IOC_TYPE, 0x44, struct kgsl_cff_sync_gpuobj) 1205 1206/** 1207 * struct kgsl_gpuobj_alloc - Argument to IOCTL_KGSL_GPUOBJ_ALLOC 1208 * @size: Size in bytes of the object to allocate 1209 * @flags: mask of KGSL_MEMFLAG_* bits 1210 * @va_len: Size in bytes of the virtual region to allocate 1211 * @mmapsize: Returns the mmap() size of the object 1212 * @id: Returns the GPU object ID of the new object 1213 * @metadata_len: Length of the metdata to copy from the user 1214 * @metadata: Pointer to the user specified metadata to store for the object 1215 */ 1216struct kgsl_gpuobj_alloc { 1217 uint64_t size; 1218 uint64_t flags; 1219 uint64_t va_len; 1220 uint64_t mmapsize; 1221 unsigned int id; 1222 unsigned int metadata_len; 1223 uint64_t metadata; 1224}; 1225 1226/* Let the user know that this header supports the gpuobj metadata */ 1227#define KGSL_GPUOBJ_ALLOC_METADATA_MAX 64 1228 1229#define IOCTL_KGSL_GPUOBJ_ALLOC \ 1230 _IOWR(KGSL_IOC_TYPE, 0x45, struct kgsl_gpuobj_alloc) 1231 1232/** 1233 * struct kgsl_gpuobj_free - Argument to IOCTL_KGLS_GPUOBJ_FREE 1234 * @flags: Mask of: KGSL_GUPOBJ_FREE_ON_EVENT 1235 * @priv: Pointer to the private object if KGSL_GPUOBJ_FREE_ON_EVENT is 1236 * specified 1237 * @id: ID of the GPU object to free 1238 * @type: If KGSL_GPUOBJ_FREE_ON_EVENT is specified, the type of asynchronous 1239 * event to free on 1240 * @len: Length of the data passed in priv 1241 */ 1242struct kgsl_gpuobj_free { 1243 uint64_t flags; 1244 uint64_t priv; 1245 unsigned int id; 1246 unsigned int type; 1247 unsigned int len; 1248}; 1249 1250#define KGSL_GPUOBJ_FREE_ON_EVENT 1 1251 1252#define KGSL_GPU_EVENT_TIMESTAMP 1 1253#define KGSL_GPU_EVENT_FENCE 2 1254 1255/** 1256 * struct kgsl_gpu_event_timestamp - Specifies a timestamp event to free a GPU 1257 * object on 1258 * @context_id: ID of the timestamp event to wait for 1259 * @timestamp: Timestamp of the timestamp event to wait for 1260 */ 1261struct kgsl_gpu_event_timestamp { 1262 unsigned int context_id; 1263 unsigned int timestamp; 1264}; 1265 1266/** 1267 * struct kgsl_gpu_event_fence - Specifies a fence ID to to free a GPU object on 1268 * @fd: File descriptor for the fence 1269 */ 1270struct kgsl_gpu_event_fence { 1271 int fd; 1272}; 1273 1274#define IOCTL_KGSL_GPUOBJ_FREE \ 1275 _IOW(KGSL_IOC_TYPE, 0x46, struct kgsl_gpuobj_free) 1276 1277/** 1278 * struct kgsl_gpuobj_info - argument to IOCTL_KGSL_GPUOBJ_INFO 1279 * @gpuaddr: GPU address of the object 1280 * @flags: Current flags for the object 1281 * @size: Size of the object 1282 * @va_len: VA size of the object 1283 * @va_addr: Virtual address of the object (if it is mapped) 1284 * id - GPU object ID of the object to query 1285 */ 1286struct kgsl_gpuobj_info { 1287 uint64_t gpuaddr; 1288 uint64_t flags; 1289 uint64_t size; 1290 uint64_t va_len; 1291 uint64_t va_addr; 1292 unsigned int id; 1293}; 1294 1295#define IOCTL_KGSL_GPUOBJ_INFO \ 1296 _IOWR(KGSL_IOC_TYPE, 0x47, struct kgsl_gpuobj_info) 1297 1298/** 1299 * struct kgsl_gpuobj_import - argument to IOCTL_KGSL_GPUOBJ_IMPORT 1300 * @priv: Pointer to the private data for the import type 1301 * @priv_len: Length of the private data 1302 * @flags: Mask of KGSL_MEMFLAG_ flags 1303 * @type: Type of the import (KGSL_USER_MEM_TYPE_*) 1304 * @id: Returns the ID of the new GPU object 1305 */ 1306struct kgsl_gpuobj_import { 1307 uint64_t priv; 1308 uint64_t priv_len; 1309 uint64_t flags; 1310 unsigned int type; 1311 unsigned int id; 1312}; 1313 1314/** 1315 * struct kgsl_gpuobj_import_dma_buf - import a dmabuf object 1316 * @fd: File descriptor for the dma-buf object 1317 */ 1318struct kgsl_gpuobj_import_dma_buf { 1319 int fd; 1320}; 1321 1322/** 1323 * struct kgsl_gpuobj_import_useraddr - import an object based on a useraddr 1324 * @virtaddr: Virtual address of the object to import 1325 */ 1326struct kgsl_gpuobj_import_useraddr { 1327 uint64_t virtaddr; 1328}; 1329 1330#define IOCTL_KGSL_GPUOBJ_IMPORT \ 1331 _IOWR(KGSL_IOC_TYPE, 0x48, struct kgsl_gpuobj_import) 1332 1333/** 1334 * struct kgsl_gpuobj_sync_obj - Individual GPU object to sync 1335 * @offset: Offset within the GPU object to sync 1336 * @length: Number of bytes to sync 1337 * @id: ID of the GPU object to sync 1338 * @op: Cache operation to execute 1339 */ 1340 1341struct kgsl_gpuobj_sync_obj { 1342 uint64_t offset; 1343 uint64_t length; 1344 unsigned int id; 1345 unsigned int op; 1346}; 1347 1348/** 1349 * struct kgsl_gpuobj_sync - Argument for IOCTL_KGSL_GPUOBJ_SYNC 1350 * @objs: Pointer to an array of kgsl_gpuobj_sync_obj structs 1351 * @obj_len: Size of each item in the array 1352 * @count: Number of items in the array 1353 */ 1354 1355struct kgsl_gpuobj_sync { 1356 uint64_t objs; 1357 unsigned int obj_len; 1358 unsigned int count; 1359}; 1360 1361#define IOCTL_KGSL_GPUOBJ_SYNC \ 1362 _IOW(KGSL_IOC_TYPE, 0x49, struct kgsl_gpuobj_sync) 1363 1364/** 1365 * struct kgsl_command_object - GPU command object 1366 * @offset: GPU address offset of the object 1367 * @gpuaddr: GPU address of the object 1368 * @size: Size of the object 1369 * @flags: Current flags for the object 1370 * @id - GPU command object ID 1371 */ 1372struct kgsl_command_object { 1373 uint64_t offset; 1374 uint64_t gpuaddr; 1375 uint64_t size; 1376 unsigned int flags; 1377 unsigned int id; 1378}; 1379 1380/** 1381 * struct kgsl_command_syncpoint - GPU syncpoint object 1382 * @priv: Pointer to the type specific buffer 1383 * @size: Size of the type specific buffer 1384 * @type: type of sync point defined here 1385 */ 1386struct kgsl_command_syncpoint { 1387 uint64_t priv; 1388 uint64_t size; 1389 unsigned int type; 1390}; 1391 1392/** 1393 * struct kgsl_command_object - Argument for IOCTL_KGSL_GPU_COMMAND 1394 * @flags: Current flags for the object 1395 * @cmdlist: List of kgsl_command_objects for submission 1396 * @cmd_size: Size of kgsl_command_objects structure 1397 * @numcmds: Number of kgsl_command_objects in command list 1398 * @objlist: List of kgsl_command_objects for tracking 1399 * @obj_size: Size of kgsl_command_objects structure 1400 * @numobjs: Number of kgsl_command_objects in object list 1401 * @synclist: List of kgsl_command_syncpoints 1402 * @sync_size: Size of kgsl_command_syncpoint structure 1403 * @numsyncs: Number of kgsl_command_syncpoints in syncpoint list 1404 * @context_id: Context ID submittin ghte kgsl_gpu_command 1405 * @timestamp: Timestamp for the submitted commands 1406 */ 1407struct kgsl_gpu_command { 1408 uint64_t flags; 1409 uint64_t cmdlist; 1410 unsigned int cmdsize; 1411 unsigned int numcmds; 1412 uint64_t objlist; 1413 unsigned int objsize; 1414 unsigned int numobjs; 1415 uint64_t synclist; 1416 unsigned int syncsize; 1417 unsigned int numsyncs; 1418 unsigned int context_id; 1419 unsigned int timestamp; 1420}; 1421 1422#define IOCTL_KGSL_GPU_COMMAND \ 1423 _IOWR(KGSL_IOC_TYPE, 0x4A, struct kgsl_gpu_command) 1424 1425/** 1426 * struct kgsl_preemption_counters_query - argument to 1427 * IOCTL_KGSL_PREEMPTIONCOUNTER_QUERY 1428 * @counters: Return preemption counters array 1429 * @size_user: Size allocated by userspace 1430 * @size_priority_level: Size of preemption counters for each 1431 * priority level 1432 * @max_priority_level: Return max number of priority levels 1433 * 1434 * Query the available preemption counters. The array counters 1435 * is used to return preemption counters. The size of the array 1436 * is passed in so the kernel will only write at most size_user 1437 * or max available preemption counters. The total number of 1438 * preemption counters is returned in max_priority_level. If the 1439 * array or size passed in are invalid, then an error is 1440 * returned back. 1441 */ 1442struct kgsl_preemption_counters_query { 1443 uint64_t counters; 1444 unsigned int size_user; 1445 unsigned int size_priority_level; 1446 unsigned int max_priority_level; 1447}; 1448 1449#define IOCTL_KGSL_PREEMPTIONCOUNTER_QUERY \ 1450 _IOWR(KGSL_IOC_TYPE, 0x4B, struct kgsl_preemption_counters_query) 1451 1452/** 1453 * struct kgsl_gpuobj_set_info - argument for IOCTL_KGSL_GPUOBJ_SET_INFO 1454 * @flags: Flags to indicate which paramaters to change 1455 * @metadata: If KGSL_GPUOBJ_SET_INFO_METADATA is set, a pointer to the new 1456 * metadata 1457 * @id: GPU memory object ID to change 1458 * @metadata_len: If KGSL_GPUOBJ_SET_INFO_METADATA is set, the length of the 1459 * new metadata string 1460 * @type: If KGSL_GPUOBJ_SET_INFO_TYPE is set, the new type of the memory object 1461 */ 1462 1463#define KGSL_GPUOBJ_SET_INFO_METADATA (1 << 0) 1464#define KGSL_GPUOBJ_SET_INFO_TYPE (1 << 1) 1465 1466struct kgsl_gpuobj_set_info { 1467 uint64_t flags; 1468 uint64_t metadata; 1469 unsigned int id; 1470 unsigned int metadata_len; 1471 unsigned int type; 1472}; 1473 1474#define IOCTL_KGSL_GPUOBJ_SET_INFO \ 1475 _IOW(KGSL_IOC_TYPE, 0x4C, struct kgsl_gpuobj_set_info) 1476 1477/** 1478 * struct kgsl_sparse_phys_alloc - Argument for IOCTL_KGSL_SPARSE_PHYS_ALLOC 1479 * @size: Size in bytes to back 1480 * @pagesize: Pagesize alignment required 1481 * @flags: Flags for this allocation 1482 * @id: Returned ID for this allocation 1483 */ 1484struct kgsl_sparse_phys_alloc { 1485 uint64_t size; 1486 uint64_t pagesize; 1487 uint64_t flags; 1488 unsigned int id; 1489}; 1490 1491#define IOCTL_KGSL_SPARSE_PHYS_ALLOC \ 1492 _IOWR(KGSL_IOC_TYPE, 0x50, struct kgsl_sparse_phys_alloc) 1493 1494/** 1495 * struct kgsl_sparse_phys_free - Argument for IOCTL_KGSL_SPARSE_PHYS_FREE 1496 * @id: ID to free 1497 */ 1498struct kgsl_sparse_phys_free { 1499 unsigned int id; 1500}; 1501 1502#define IOCTL_KGSL_SPARSE_PHYS_FREE \ 1503 _IOW(KGSL_IOC_TYPE, 0x51, struct kgsl_sparse_phys_free) 1504 1505/** 1506 * struct kgsl_sparse_virt_alloc - Argument for IOCTL_KGSL_SPARSE_VIRT_ALLOC 1507 * @size: Size in bytes to reserve 1508 * @pagesize: Pagesize alignment required 1509 * @flags: Flags for this allocation 1510 * @id: Returned ID for this allocation 1511 * @gpuaddr: Returned GPU address for this allocation 1512 */ 1513struct kgsl_sparse_virt_alloc { 1514 uint64_t size; 1515 uint64_t pagesize; 1516 uint64_t flags; 1517 uint64_t gpuaddr; 1518 unsigned int id; 1519}; 1520 1521#define IOCTL_KGSL_SPARSE_VIRT_ALLOC \ 1522 _IOWR(KGSL_IOC_TYPE, 0x52, struct kgsl_sparse_virt_alloc) 1523 1524/** 1525 * struct kgsl_sparse_virt_free - Argument for IOCTL_KGSL_SPARSE_VIRT_FREE 1526 * @id: ID to free 1527 */ 1528struct kgsl_sparse_virt_free { 1529 unsigned int id; 1530}; 1531 1532#define IOCTL_KGSL_SPARSE_VIRT_FREE \ 1533 _IOW(KGSL_IOC_TYPE, 0x53, struct kgsl_sparse_virt_free) 1534 1535/** 1536 * struct kgsl_sparse_binding_object - Argument for kgsl_sparse_bind 1537 * @virtoffset: Offset into the virtual ID 1538 * @physoffset: Offset into the physical ID (bind only) 1539 * @size: Size in bytes to reserve 1540 * @flags: Flags for this kgsl_sparse_binding_object 1541 * @id: Physical ID to bind (bind only) 1542 */ 1543struct kgsl_sparse_binding_object { 1544 uint64_t virtoffset; 1545 uint64_t physoffset; 1546 uint64_t size; 1547 uint64_t flags; 1548 unsigned int id; 1549}; 1550 1551/** 1552 * struct kgsl_sparse_bind - Argument for IOCTL_KGSL_SPARSE_BIND 1553 * @list: List of kgsl_sparse_bind_objects to bind/unbind 1554 * @id: Virtual ID to bind/unbind 1555 * @size: Size of kgsl_sparse_bind_object 1556 * @count: Number of elements in list 1557 * 1558 */ 1559struct kgsl_sparse_bind { 1560 uint64_t list; 1561 unsigned int id; 1562 unsigned int size; 1563 unsigned int count; 1564}; 1565 1566#define IOCTL_KGSL_SPARSE_BIND \ 1567 _IOW(KGSL_IOC_TYPE, 0x54, struct kgsl_sparse_bind) 1568 1569/** 1570 * struct kgsl_gpu_sparse_command - Argument for 1571 * IOCTL_KGSL_GPU_SPARSE_COMMAND 1572 * @flags: Current flags for the object 1573 * @sparselist: List of kgsl_sparse_binding_object to bind/unbind 1574 * @synclist: List of kgsl_command_syncpoints 1575 * @sparsesize: Size of kgsl_sparse_binding_object 1576 * @numsparse: Number of elements in list 1577 * @sync_size: Size of kgsl_command_syncpoint structure 1578 * @numsyncs: Number of kgsl_command_syncpoints in syncpoint list 1579 * @context_id: Context ID submitting the kgsl_gpu_command 1580 * @timestamp: Timestamp for the submitted commands 1581 * @id: Virtual ID to bind/unbind 1582 */ 1583struct kgsl_gpu_sparse_command { 1584 uint64_t flags; 1585 uint64_t sparselist; 1586 uint64_t synclist; 1587 unsigned int sparsesize; 1588 unsigned int numsparse; 1589 unsigned int syncsize; 1590 unsigned int numsyncs; 1591 unsigned int context_id; 1592 unsigned int timestamp; 1593 unsigned int id; 1594}; 1595 1596#define IOCTL_KGSL_GPU_SPARSE_COMMAND \ 1597 _IOWR(KGSL_IOC_TYPE, 0x55, struct kgsl_gpu_sparse_command) 1598 1599#endif /* _MSM_KGSL_H */ 1600