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