root/include/uapi/linux/kfd_ioctl.h

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INCLUDED FROM


   1 /*
   2  * Copyright 2014 Advanced Micro Devices, Inc.
   3  *
   4  * Permission is hereby granted, free of charge, to any person obtaining a
   5  * copy of this software and associated documentation files (the "Software"),
   6  * to deal in the Software without restriction, including without limitation
   7  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
   8  * and/or sell copies of the Software, and to permit persons to whom the
   9  * Software is furnished to do so, subject to the following conditions:
  10  *
  11  * The above copyright notice and this permission notice shall be included in
  12  * all copies or substantial portions of the Software.
  13  *
  14  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  15  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  16  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
  17  * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
  18  * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
  19  * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
  20  * OTHER DEALINGS IN THE SOFTWARE.
  21  */
  22 
  23 #ifndef KFD_IOCTL_H_INCLUDED
  24 #define KFD_IOCTL_H_INCLUDED
  25 
  26 #include <drm/drm.h>
  27 #include <linux/ioctl.h>
  28 
  29 #define KFD_IOCTL_MAJOR_VERSION 1
  30 #define KFD_IOCTL_MINOR_VERSION 1
  31 
  32 struct kfd_ioctl_get_version_args {
  33         __u32 major_version;    /* from KFD */
  34         __u32 minor_version;    /* from KFD */
  35 };
  36 
  37 /* For kfd_ioctl_create_queue_args.queue_type. */
  38 #define KFD_IOC_QUEUE_TYPE_COMPUTE              0x0
  39 #define KFD_IOC_QUEUE_TYPE_SDMA                 0x1
  40 #define KFD_IOC_QUEUE_TYPE_COMPUTE_AQL          0x2
  41 #define KFD_IOC_QUEUE_TYPE_SDMA_XGMI            0x3
  42 
  43 #define KFD_MAX_QUEUE_PERCENTAGE        100
  44 #define KFD_MAX_QUEUE_PRIORITY          15
  45 
  46 struct kfd_ioctl_create_queue_args {
  47         __u64 ring_base_address;        /* to KFD */
  48         __u64 write_pointer_address;    /* from KFD */
  49         __u64 read_pointer_address;     /* from KFD */
  50         __u64 doorbell_offset;  /* from KFD */
  51 
  52         __u32 ring_size;                /* to KFD */
  53         __u32 gpu_id;           /* to KFD */
  54         __u32 queue_type;               /* to KFD */
  55         __u32 queue_percentage; /* to KFD */
  56         __u32 queue_priority;   /* to KFD */
  57         __u32 queue_id;         /* from KFD */
  58 
  59         __u64 eop_buffer_address;       /* to KFD */
  60         __u64 eop_buffer_size;  /* to KFD */
  61         __u64 ctx_save_restore_address; /* to KFD */
  62         __u32 ctx_save_restore_size;    /* to KFD */
  63         __u32 ctl_stack_size;           /* to KFD */
  64 };
  65 
  66 struct kfd_ioctl_destroy_queue_args {
  67         __u32 queue_id;         /* to KFD */
  68         __u32 pad;
  69 };
  70 
  71 struct kfd_ioctl_update_queue_args {
  72         __u64 ring_base_address;        /* to KFD */
  73 
  74         __u32 queue_id;         /* to KFD */
  75         __u32 ring_size;                /* to KFD */
  76         __u32 queue_percentage; /* to KFD */
  77         __u32 queue_priority;   /* to KFD */
  78 };
  79 
  80 struct kfd_ioctl_set_cu_mask_args {
  81         __u32 queue_id;         /* to KFD */
  82         __u32 num_cu_mask;              /* to KFD */
  83         __u64 cu_mask_ptr;              /* to KFD */
  84 };
  85 
  86 struct kfd_ioctl_get_queue_wave_state_args {
  87         __u64 ctl_stack_address;        /* to KFD */
  88         __u32 ctl_stack_used_size;      /* from KFD */
  89         __u32 save_area_used_size;      /* from KFD */
  90         __u32 queue_id;                 /* to KFD */
  91         __u32 pad;
  92 };
  93 
  94 /* For kfd_ioctl_set_memory_policy_args.default_policy and alternate_policy */
  95 #define KFD_IOC_CACHE_POLICY_COHERENT 0
  96 #define KFD_IOC_CACHE_POLICY_NONCOHERENT 1
  97 
  98 struct kfd_ioctl_set_memory_policy_args {
  99         __u64 alternate_aperture_base;  /* to KFD */
 100         __u64 alternate_aperture_size;  /* to KFD */
 101 
 102         __u32 gpu_id;                   /* to KFD */
 103         __u32 default_policy;           /* to KFD */
 104         __u32 alternate_policy;         /* to KFD */
 105         __u32 pad;
 106 };
 107 
 108 /*
 109  * All counters are monotonic. They are used for profiling of compute jobs.
 110  * The profiling is done by userspace.
 111  *
 112  * In case of GPU reset, the counter should not be affected.
 113  */
 114 
 115 struct kfd_ioctl_get_clock_counters_args {
 116         __u64 gpu_clock_counter;        /* from KFD */
 117         __u64 cpu_clock_counter;        /* from KFD */
 118         __u64 system_clock_counter;     /* from KFD */
 119         __u64 system_clock_freq;        /* from KFD */
 120 
 121         __u32 gpu_id;           /* to KFD */
 122         __u32 pad;
 123 };
 124 
 125 struct kfd_process_device_apertures {
 126         __u64 lds_base;         /* from KFD */
 127         __u64 lds_limit;                /* from KFD */
 128         __u64 scratch_base;             /* from KFD */
 129         __u64 scratch_limit;            /* from KFD */
 130         __u64 gpuvm_base;               /* from KFD */
 131         __u64 gpuvm_limit;              /* from KFD */
 132         __u32 gpu_id;           /* from KFD */
 133         __u32 pad;
 134 };
 135 
 136 /*
 137  * AMDKFD_IOC_GET_PROCESS_APERTURES is deprecated. Use
 138  * AMDKFD_IOC_GET_PROCESS_APERTURES_NEW instead, which supports an
 139  * unlimited number of GPUs.
 140  */
 141 #define NUM_OF_SUPPORTED_GPUS 7
 142 struct kfd_ioctl_get_process_apertures_args {
 143         struct kfd_process_device_apertures
 144                         process_apertures[NUM_OF_SUPPORTED_GPUS];/* from KFD */
 145 
 146         /* from KFD, should be in the range [1 - NUM_OF_SUPPORTED_GPUS] */
 147         __u32 num_of_nodes;
 148         __u32 pad;
 149 };
 150 
 151 struct kfd_ioctl_get_process_apertures_new_args {
 152         /* User allocated. Pointer to struct kfd_process_device_apertures
 153          * filled in by Kernel
 154          */
 155         __u64 kfd_process_device_apertures_ptr;
 156         /* to KFD - indicates amount of memory present in
 157          *  kfd_process_device_apertures_ptr
 158          * from KFD - Number of entries filled by KFD.
 159          */
 160         __u32 num_of_nodes;
 161         __u32 pad;
 162 };
 163 
 164 #define MAX_ALLOWED_NUM_POINTS    100
 165 #define MAX_ALLOWED_AW_BUFF_SIZE 4096
 166 #define MAX_ALLOWED_WAC_BUFF_SIZE  128
 167 
 168 struct kfd_ioctl_dbg_register_args {
 169         __u32 gpu_id;           /* to KFD */
 170         __u32 pad;
 171 };
 172 
 173 struct kfd_ioctl_dbg_unregister_args {
 174         __u32 gpu_id;           /* to KFD */
 175         __u32 pad;
 176 };
 177 
 178 struct kfd_ioctl_dbg_address_watch_args {
 179         __u64 content_ptr;              /* a pointer to the actual content */
 180         __u32 gpu_id;           /* to KFD */
 181         __u32 buf_size_in_bytes;        /*including gpu_id and buf_size */
 182 };
 183 
 184 struct kfd_ioctl_dbg_wave_control_args {
 185         __u64 content_ptr;              /* a pointer to the actual content */
 186         __u32 gpu_id;           /* to KFD */
 187         __u32 buf_size_in_bytes;        /*including gpu_id and buf_size */
 188 };
 189 
 190 /* Matching HSA_EVENTTYPE */
 191 #define KFD_IOC_EVENT_SIGNAL                    0
 192 #define KFD_IOC_EVENT_NODECHANGE                1
 193 #define KFD_IOC_EVENT_DEVICESTATECHANGE         2
 194 #define KFD_IOC_EVENT_HW_EXCEPTION              3
 195 #define KFD_IOC_EVENT_SYSTEM_EVENT              4
 196 #define KFD_IOC_EVENT_DEBUG_EVENT               5
 197 #define KFD_IOC_EVENT_PROFILE_EVENT             6
 198 #define KFD_IOC_EVENT_QUEUE_EVENT               7
 199 #define KFD_IOC_EVENT_MEMORY                    8
 200 
 201 #define KFD_IOC_WAIT_RESULT_COMPLETE            0
 202 #define KFD_IOC_WAIT_RESULT_TIMEOUT             1
 203 #define KFD_IOC_WAIT_RESULT_FAIL                2
 204 
 205 #define KFD_SIGNAL_EVENT_LIMIT                  4096
 206 
 207 /* For kfd_event_data.hw_exception_data.reset_type. */
 208 #define KFD_HW_EXCEPTION_WHOLE_GPU_RESET        0
 209 #define KFD_HW_EXCEPTION_PER_ENGINE_RESET       1
 210 
 211 /* For kfd_event_data.hw_exception_data.reset_cause. */
 212 #define KFD_HW_EXCEPTION_GPU_HANG       0
 213 #define KFD_HW_EXCEPTION_ECC            1
 214 
 215 /* For kfd_hsa_memory_exception_data.ErrorType */
 216 #define KFD_MEM_ERR_NO_RAS              0
 217 #define KFD_MEM_ERR_SRAM_ECC            1
 218 #define KFD_MEM_ERR_POISON_CONSUMED     2
 219 #define KFD_MEM_ERR_GPU_HANG            3
 220 
 221 struct kfd_ioctl_create_event_args {
 222         __u64 event_page_offset;        /* from KFD */
 223         __u32 event_trigger_data;       /* from KFD - signal events only */
 224         __u32 event_type;               /* to KFD */
 225         __u32 auto_reset;               /* to KFD */
 226         __u32 node_id;          /* to KFD - only valid for certain
 227                                                         event types */
 228         __u32 event_id;         /* from KFD */
 229         __u32 event_slot_index; /* from KFD */
 230 };
 231 
 232 struct kfd_ioctl_destroy_event_args {
 233         __u32 event_id;         /* to KFD */
 234         __u32 pad;
 235 };
 236 
 237 struct kfd_ioctl_set_event_args {
 238         __u32 event_id;         /* to KFD */
 239         __u32 pad;
 240 };
 241 
 242 struct kfd_ioctl_reset_event_args {
 243         __u32 event_id;         /* to KFD */
 244         __u32 pad;
 245 };
 246 
 247 struct kfd_memory_exception_failure {
 248         __u32 NotPresent;       /* Page not present or supervisor privilege */
 249         __u32 ReadOnly; /* Write access to a read-only page */
 250         __u32 NoExecute;        /* Execute access to a page marked NX */
 251         __u32 imprecise;        /* Can't determine the  exact fault address */
 252 };
 253 
 254 /* memory exception data*/
 255 struct kfd_hsa_memory_exception_data {
 256         struct kfd_memory_exception_failure failure;
 257         __u64 va;
 258         __u32 gpu_id;
 259         __u32 ErrorType; /* 0 = no RAS error,
 260                           * 1 = ECC_SRAM,
 261                           * 2 = Link_SYNFLOOD (poison),
 262                           * 3 = GPU hang (not attributable to a specific cause),
 263                           * other values reserved
 264                           */
 265 };
 266 
 267 /* hw exception data */
 268 struct kfd_hsa_hw_exception_data {
 269         __u32 reset_type;
 270         __u32 reset_cause;
 271         __u32 memory_lost;
 272         __u32 gpu_id;
 273 };
 274 
 275 /* Event data */
 276 struct kfd_event_data {
 277         union {
 278                 struct kfd_hsa_memory_exception_data memory_exception_data;
 279                 struct kfd_hsa_hw_exception_data hw_exception_data;
 280         };                              /* From KFD */
 281         __u64 kfd_event_data_ext;       /* pointer to an extension structure
 282                                            for future exception types */
 283         __u32 event_id;         /* to KFD */
 284         __u32 pad;
 285 };
 286 
 287 struct kfd_ioctl_wait_events_args {
 288         __u64 events_ptr;               /* pointed to struct
 289                                            kfd_event_data array, to KFD */
 290         __u32 num_events;               /* to KFD */
 291         __u32 wait_for_all;             /* to KFD */
 292         __u32 timeout;          /* to KFD */
 293         __u32 wait_result;              /* from KFD */
 294 };
 295 
 296 struct kfd_ioctl_set_scratch_backing_va_args {
 297         __u64 va_addr;  /* to KFD */
 298         __u32 gpu_id;   /* to KFD */
 299         __u32 pad;
 300 };
 301 
 302 struct kfd_ioctl_get_tile_config_args {
 303         /* to KFD: pointer to tile array */
 304         __u64 tile_config_ptr;
 305         /* to KFD: pointer to macro tile array */
 306         __u64 macro_tile_config_ptr;
 307         /* to KFD: array size allocated by user mode
 308          * from KFD: array size filled by kernel
 309          */
 310         __u32 num_tile_configs;
 311         /* to KFD: array size allocated by user mode
 312          * from KFD: array size filled by kernel
 313          */
 314         __u32 num_macro_tile_configs;
 315 
 316         __u32 gpu_id;           /* to KFD */
 317         __u32 gb_addr_config;   /* from KFD */
 318         __u32 num_banks;                /* from KFD */
 319         __u32 num_ranks;                /* from KFD */
 320         /* struct size can be extended later if needed
 321          * without breaking ABI compatibility
 322          */
 323 };
 324 
 325 struct kfd_ioctl_set_trap_handler_args {
 326         __u64 tba_addr;         /* to KFD */
 327         __u64 tma_addr;         /* to KFD */
 328         __u32 gpu_id;           /* to KFD */
 329         __u32 pad;
 330 };
 331 
 332 struct kfd_ioctl_acquire_vm_args {
 333         __u32 drm_fd;   /* to KFD */
 334         __u32 gpu_id;   /* to KFD */
 335 };
 336 
 337 /* Allocation flags: memory types */
 338 #define KFD_IOC_ALLOC_MEM_FLAGS_VRAM            (1 << 0)
 339 #define KFD_IOC_ALLOC_MEM_FLAGS_GTT             (1 << 1)
 340 #define KFD_IOC_ALLOC_MEM_FLAGS_USERPTR         (1 << 2)
 341 #define KFD_IOC_ALLOC_MEM_FLAGS_DOORBELL        (1 << 3)
 342 #define KFD_IOC_ALLOC_MEM_FLAGS_MMIO_REMAP      (1 << 4)
 343 /* Allocation flags: attributes/access options */
 344 #define KFD_IOC_ALLOC_MEM_FLAGS_WRITABLE        (1 << 31)
 345 #define KFD_IOC_ALLOC_MEM_FLAGS_EXECUTABLE      (1 << 30)
 346 #define KFD_IOC_ALLOC_MEM_FLAGS_PUBLIC          (1 << 29)
 347 #define KFD_IOC_ALLOC_MEM_FLAGS_NO_SUBSTITUTE   (1 << 28)
 348 #define KFD_IOC_ALLOC_MEM_FLAGS_AQL_QUEUE_MEM   (1 << 27)
 349 #define KFD_IOC_ALLOC_MEM_FLAGS_COHERENT        (1 << 26)
 350 
 351 /* Allocate memory for later SVM (shared virtual memory) mapping.
 352  *
 353  * @va_addr:     virtual address of the memory to be allocated
 354  *               all later mappings on all GPUs will use this address
 355  * @size:        size in bytes
 356  * @handle:      buffer handle returned to user mode, used to refer to
 357  *               this allocation for mapping, unmapping and freeing
 358  * @mmap_offset: for CPU-mapping the allocation by mmapping a render node
 359  *               for userptrs this is overloaded to specify the CPU address
 360  * @gpu_id:      device identifier
 361  * @flags:       memory type and attributes. See KFD_IOC_ALLOC_MEM_FLAGS above
 362  */
 363 struct kfd_ioctl_alloc_memory_of_gpu_args {
 364         __u64 va_addr;          /* to KFD */
 365         __u64 size;             /* to KFD */
 366         __u64 handle;           /* from KFD */
 367         __u64 mmap_offset;      /* to KFD (userptr), from KFD (mmap offset) */
 368         __u32 gpu_id;           /* to KFD */
 369         __u32 flags;
 370 };
 371 
 372 /* Free memory allocated with kfd_ioctl_alloc_memory_of_gpu
 373  *
 374  * @handle: memory handle returned by alloc
 375  */
 376 struct kfd_ioctl_free_memory_of_gpu_args {
 377         __u64 handle;           /* to KFD */
 378 };
 379 
 380 /* Map memory to one or more GPUs
 381  *
 382  * @handle:                memory handle returned by alloc
 383  * @device_ids_array_ptr:  array of gpu_ids (__u32 per device)
 384  * @n_devices:             number of devices in the array
 385  * @n_success:             number of devices mapped successfully
 386  *
 387  * @n_success returns information to the caller how many devices from
 388  * the start of the array have mapped the buffer successfully. It can
 389  * be passed into a subsequent retry call to skip those devices. For
 390  * the first call the caller should initialize it to 0.
 391  *
 392  * If the ioctl completes with return code 0 (success), n_success ==
 393  * n_devices.
 394  */
 395 struct kfd_ioctl_map_memory_to_gpu_args {
 396         __u64 handle;                   /* to KFD */
 397         __u64 device_ids_array_ptr;     /* to KFD */
 398         __u32 n_devices;                /* to KFD */
 399         __u32 n_success;                /* to/from KFD */
 400 };
 401 
 402 /* Unmap memory from one or more GPUs
 403  *
 404  * same arguments as for mapping
 405  */
 406 struct kfd_ioctl_unmap_memory_from_gpu_args {
 407         __u64 handle;                   /* to KFD */
 408         __u64 device_ids_array_ptr;     /* to KFD */
 409         __u32 n_devices;                /* to KFD */
 410         __u32 n_success;                /* to/from KFD */
 411 };
 412 
 413 struct kfd_ioctl_get_dmabuf_info_args {
 414         __u64 size;             /* from KFD */
 415         __u64 metadata_ptr;     /* to KFD */
 416         __u32 metadata_size;    /* to KFD (space allocated by user)
 417                                  * from KFD (actual metadata size)
 418                                  */
 419         __u32 gpu_id;   /* from KFD */
 420         __u32 flags;            /* from KFD (KFD_IOC_ALLOC_MEM_FLAGS) */
 421         __u32 dmabuf_fd;        /* to KFD */
 422 };
 423 
 424 struct kfd_ioctl_import_dmabuf_args {
 425         __u64 va_addr;  /* to KFD */
 426         __u64 handle;   /* from KFD */
 427         __u32 gpu_id;   /* to KFD */
 428         __u32 dmabuf_fd;        /* to KFD */
 429 };
 430 
 431 /* Register offset inside the remapped mmio page
 432  */
 433 enum kfd_mmio_remap {
 434         KFD_MMIO_REMAP_HDP_MEM_FLUSH_CNTL = 0,
 435         KFD_MMIO_REMAP_HDP_REG_FLUSH_CNTL = 4,
 436 };
 437 
 438 #define AMDKFD_IOCTL_BASE 'K'
 439 #define AMDKFD_IO(nr)                   _IO(AMDKFD_IOCTL_BASE, nr)
 440 #define AMDKFD_IOR(nr, type)            _IOR(AMDKFD_IOCTL_BASE, nr, type)
 441 #define AMDKFD_IOW(nr, type)            _IOW(AMDKFD_IOCTL_BASE, nr, type)
 442 #define AMDKFD_IOWR(nr, type)           _IOWR(AMDKFD_IOCTL_BASE, nr, type)
 443 
 444 #define AMDKFD_IOC_GET_VERSION                  \
 445                 AMDKFD_IOR(0x01, struct kfd_ioctl_get_version_args)
 446 
 447 #define AMDKFD_IOC_CREATE_QUEUE                 \
 448                 AMDKFD_IOWR(0x02, struct kfd_ioctl_create_queue_args)
 449 
 450 #define AMDKFD_IOC_DESTROY_QUEUE                \
 451                 AMDKFD_IOWR(0x03, struct kfd_ioctl_destroy_queue_args)
 452 
 453 #define AMDKFD_IOC_SET_MEMORY_POLICY            \
 454                 AMDKFD_IOW(0x04, struct kfd_ioctl_set_memory_policy_args)
 455 
 456 #define AMDKFD_IOC_GET_CLOCK_COUNTERS           \
 457                 AMDKFD_IOWR(0x05, struct kfd_ioctl_get_clock_counters_args)
 458 
 459 #define AMDKFD_IOC_GET_PROCESS_APERTURES        \
 460                 AMDKFD_IOR(0x06, struct kfd_ioctl_get_process_apertures_args)
 461 
 462 #define AMDKFD_IOC_UPDATE_QUEUE                 \
 463                 AMDKFD_IOW(0x07, struct kfd_ioctl_update_queue_args)
 464 
 465 #define AMDKFD_IOC_CREATE_EVENT                 \
 466                 AMDKFD_IOWR(0x08, struct kfd_ioctl_create_event_args)
 467 
 468 #define AMDKFD_IOC_DESTROY_EVENT                \
 469                 AMDKFD_IOW(0x09, struct kfd_ioctl_destroy_event_args)
 470 
 471 #define AMDKFD_IOC_SET_EVENT                    \
 472                 AMDKFD_IOW(0x0A, struct kfd_ioctl_set_event_args)
 473 
 474 #define AMDKFD_IOC_RESET_EVENT                  \
 475                 AMDKFD_IOW(0x0B, struct kfd_ioctl_reset_event_args)
 476 
 477 #define AMDKFD_IOC_WAIT_EVENTS                  \
 478                 AMDKFD_IOWR(0x0C, struct kfd_ioctl_wait_events_args)
 479 
 480 #define AMDKFD_IOC_DBG_REGISTER                 \
 481                 AMDKFD_IOW(0x0D, struct kfd_ioctl_dbg_register_args)
 482 
 483 #define AMDKFD_IOC_DBG_UNREGISTER               \
 484                 AMDKFD_IOW(0x0E, struct kfd_ioctl_dbg_unregister_args)
 485 
 486 #define AMDKFD_IOC_DBG_ADDRESS_WATCH            \
 487                 AMDKFD_IOW(0x0F, struct kfd_ioctl_dbg_address_watch_args)
 488 
 489 #define AMDKFD_IOC_DBG_WAVE_CONTROL             \
 490                 AMDKFD_IOW(0x10, struct kfd_ioctl_dbg_wave_control_args)
 491 
 492 #define AMDKFD_IOC_SET_SCRATCH_BACKING_VA       \
 493                 AMDKFD_IOWR(0x11, struct kfd_ioctl_set_scratch_backing_va_args)
 494 
 495 #define AMDKFD_IOC_GET_TILE_CONFIG                                      \
 496                 AMDKFD_IOWR(0x12, struct kfd_ioctl_get_tile_config_args)
 497 
 498 #define AMDKFD_IOC_SET_TRAP_HANDLER             \
 499                 AMDKFD_IOW(0x13, struct kfd_ioctl_set_trap_handler_args)
 500 
 501 #define AMDKFD_IOC_GET_PROCESS_APERTURES_NEW    \
 502                 AMDKFD_IOWR(0x14,               \
 503                         struct kfd_ioctl_get_process_apertures_new_args)
 504 
 505 #define AMDKFD_IOC_ACQUIRE_VM                   \
 506                 AMDKFD_IOW(0x15, struct kfd_ioctl_acquire_vm_args)
 507 
 508 #define AMDKFD_IOC_ALLOC_MEMORY_OF_GPU          \
 509                 AMDKFD_IOWR(0x16, struct kfd_ioctl_alloc_memory_of_gpu_args)
 510 
 511 #define AMDKFD_IOC_FREE_MEMORY_OF_GPU           \
 512                 AMDKFD_IOW(0x17, struct kfd_ioctl_free_memory_of_gpu_args)
 513 
 514 #define AMDKFD_IOC_MAP_MEMORY_TO_GPU            \
 515                 AMDKFD_IOWR(0x18, struct kfd_ioctl_map_memory_to_gpu_args)
 516 
 517 #define AMDKFD_IOC_UNMAP_MEMORY_FROM_GPU        \
 518                 AMDKFD_IOWR(0x19, struct kfd_ioctl_unmap_memory_from_gpu_args)
 519 
 520 #define AMDKFD_IOC_SET_CU_MASK          \
 521                 AMDKFD_IOW(0x1A, struct kfd_ioctl_set_cu_mask_args)
 522 
 523 #define AMDKFD_IOC_GET_QUEUE_WAVE_STATE         \
 524                 AMDKFD_IOWR(0x1B, struct kfd_ioctl_get_queue_wave_state_args)
 525 
 526 #define AMDKFD_IOC_GET_DMABUF_INFO              \
 527                 AMDKFD_IOWR(0x1C, struct kfd_ioctl_get_dmabuf_info_args)
 528 
 529 #define AMDKFD_IOC_IMPORT_DMABUF                \
 530                 AMDKFD_IOWR(0x1D, struct kfd_ioctl_import_dmabuf_args)
 531 
 532 #define AMDKFD_COMMAND_START            0x01
 533 #define AMDKFD_COMMAND_END              0x1E
 534 
 535 #endif

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