drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.h

   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
  24 #ifndef __AMDGPU_GFX_H__
  25 #define __AMDGPU_GFX_H__
  26
  27 /*
  28  * GFX stuff
  29  */
  30 #include "clearstate_defs.h"
  31 #include "amdgpu_ring.h"
  32 #include "amdgpu_rlc.h"
  33 #include "amdgpu_imu.h"
  34 #include "soc15.h"
  35 #include "amdgpu_ras.h"
  36 #include "amdgpu_ring_mux.h"
  37
  38 /* GFX current status */
  39 #define AMDGPU_GFX_NORMAL_MODE                  0x00000000L
  40 #define AMDGPU_GFX_SAFE_MODE                    0x00000001L
  41 #define AMDGPU_GFX_PG_DISABLED_MODE             0x00000002L
  42 #define AMDGPU_GFX_CG_DISABLED_MODE             0x00000004L
  43 #define AMDGPU_GFX_LBPW_DISABLED_MODE           0x00000008L
  44
  45 #define AMDGPU_MAX_GC_INSTANCES         8
  46
  47 #define AMDGPU_MAX_GFX_QUEUES KGD_MAX_QUEUES
  48 #define AMDGPU_MAX_COMPUTE_QUEUES KGD_MAX_QUEUES
  49
  50 enum amdgpu_gfx_pipe_priority {
  51         AMDGPU_GFX_PIPE_PRIO_NORMAL = AMDGPU_RING_PRIO_1,
  52         AMDGPU_GFX_PIPE_PRIO_HIGH = AMDGPU_RING_PRIO_2
  53 };
  54
  55 #define AMDGPU_GFX_QUEUE_PRIORITY_MINIMUM  0
  56 #define AMDGPU_GFX_QUEUE_PRIORITY_MAXIMUM  15
  57
  58 enum amdgpu_gfx_partition {
  59         AMDGPU_SPX_PARTITION_MODE = 0,
  60         AMDGPU_DPX_PARTITION_MODE = 1,
  61         AMDGPU_TPX_PARTITION_MODE = 2,
  62         AMDGPU_QPX_PARTITION_MODE = 3,
  63         AMDGPU_CPX_PARTITION_MODE = 4,
  64         AMDGPU_UNKNOWN_COMPUTE_PARTITION_MODE,
  65 };
  66
  67 struct amdgpu_mec {
  68         struct amdgpu_bo        *hpd_eop_obj;
  69         u64                     hpd_eop_gpu_addr;
  70         struct amdgpu_bo        *mec_fw_obj;
  71         u64                     mec_fw_gpu_addr;
  72         struct amdgpu_bo        *mec_fw_data_obj;
  73         u64                     mec_fw_data_gpu_addr;
  74
  75         u32 num_mec;
  76         u32 num_pipe_per_mec;
  77         u32 num_queue_per_pipe;
  78         void                    *mqd_backup[AMDGPU_MAX_COMPUTE_RINGS + 1];
  79
  80         /* These are the resources for which amdgpu takes ownership */
  81         DECLARE_BITMAP(queue_bitmap, AMDGPU_MAX_COMPUTE_QUEUES);
  82 };
  83
  84 enum amdgpu_unmap_queues_action {
  85         PREEMPT_QUEUES = 0,
  86         RESET_QUEUES,
  87         DISABLE_PROCESS_QUEUES,
  88         PREEMPT_QUEUES_NO_UNMAP,
  89 };
  90
  91 struct kiq_pm4_funcs {
  92         /* Support ASIC-specific kiq pm4 packets*/
  93         void (*kiq_set_resources)(struct amdgpu_ring *kiq_ring,
  94                                         uint64_t queue_mask);
  95         void (*kiq_map_queues)(struct amdgpu_ring *kiq_ring,
  96                                         struct amdgpu_ring *ring);
  97         void (*kiq_unmap_queues)(struct amdgpu_ring *kiq_ring,
  98                                  struct amdgpu_ring *ring,
  99                                  enum amdgpu_unmap_queues_action action,
 100                                  u64 gpu_addr, u64 seq);
 101         void (*kiq_query_status)(struct amdgpu_ring *kiq_ring,
 102                                         struct amdgpu_ring *ring,
 103                                         u64 addr,
 104                                         u64 seq);
 105         void (*kiq_invalidate_tlbs)(struct amdgpu_ring *kiq_ring,
 106                                 uint16_t pasid, uint32_t flush_type,
 107                                 bool all_hub);
 108         /* Packet sizes */
 109         int set_resources_size;
 110         int map_queues_size;
 111         int unmap_queues_size;
 112         int query_status_size;
 113         int invalidate_tlbs_size;
 114 };
 115
 116 struct amdgpu_kiq {
 117         u64                     eop_gpu_addr;
 118         struct amdgpu_bo        *eop_obj;
 119         spinlock_t              ring_lock;
 120         struct amdgpu_ring      ring;
 121         struct amdgpu_irq_src   irq;
 122         const struct kiq_pm4_funcs *pmf;
 123 };
 124
 125 /*
 126  * GFX configurations
 127  */
 128 #define AMDGPU_GFX_MAX_SE 4
 129 #define AMDGPU_GFX_MAX_SH_PER_SE 2
 130
 131 struct amdgpu_rb_config {
 132         uint32_t rb_backend_disable;
 133         uint32_t user_rb_backend_disable;
 134         uint32_t raster_config;
 135         uint32_t raster_config_1;
 136 };
 137
 138 struct gb_addr_config {
 139         uint16_t pipe_interleave_size;
 140         uint8_t num_pipes;
 141         uint8_t max_compress_frags;
 142         uint8_t num_banks;
 143         uint8_t num_se;
 144         uint8_t num_rb_per_se;
 145         uint8_t num_pkrs;
 146 };
 147
 148 struct amdgpu_gfx_config {
 149         unsigned max_shader_engines;
 150         unsigned max_tile_pipes;
 151         unsigned max_cu_per_sh;
 152         unsigned max_sh_per_se;
 153         unsigned max_backends_per_se;
 154         unsigned max_texture_channel_caches;
 155         unsigned max_gprs;
 156         unsigned max_gs_threads;
 157         unsigned max_hw_contexts;
 158         unsigned sc_prim_fifo_size_frontend;
 159         unsigned sc_prim_fifo_size_backend;
 160         unsigned sc_hiz_tile_fifo_size;
 161         unsigned sc_earlyz_tile_fifo_size;
 162
 163         unsigned num_tile_pipes;
 164         unsigned backend_enable_mask;
 165         unsigned mem_max_burst_length_bytes;
 166         unsigned mem_row_size_in_kb;
 167         unsigned shader_engine_tile_size;
 168         unsigned num_gpus;
 169         unsigned multi_gpu_tile_size;
 170         unsigned mc_arb_ramcfg;
 171         unsigned num_banks;
 172         unsigned num_ranks;
 173         unsigned gb_addr_config;
 174         unsigned num_rbs;
 175         unsigned gs_vgt_table_depth;
 176         unsigned gs_prim_buffer_depth;
 177
 178         uint32_t tile_mode_array[32];
 179         uint32_t macrotile_mode_array[16];
 180
 181         struct gb_addr_config gb_addr_config_fields;
 182         struct amdgpu_rb_config rb_config[AMDGPU_GFX_MAX_SE][AMDGPU_GFX_MAX_SH_PER_SE];
 183
 184         /* gfx configure feature */
 185         uint32_t double_offchip_lds_buf;
 186         /* cached value of DB_DEBUG2 */
 187         uint32_t db_debug2;
 188         /* gfx10 specific config */
 189         uint32_t num_sc_per_sh;
 190         uint32_t num_packer_per_sc;
 191         uint32_t pa_sc_tile_steering_override;
 192         /* Whether texture coordinate truncation is conformant. */
 193         bool ta_cntl2_truncate_coord_mode;
 194         uint64_t tcc_disabled_mask;
 195         uint32_t gc_num_tcp_per_sa;
 196         uint32_t gc_num_sdp_interface;
 197         uint32_t gc_num_tcps;
 198         uint32_t gc_num_tcp_per_wpg;
 199         uint32_t gc_tcp_l1_size;
 200         uint32_t gc_num_sqc_per_wgp;
 201         uint32_t gc_l1_instruction_cache_size_per_sqc;
 202         uint32_t gc_l1_data_cache_size_per_sqc;
 203         uint32_t gc_gl1c_per_sa;
 204         uint32_t gc_gl1c_size_per_instance;
 205         uint32_t gc_gl2c_per_gpu;
 206 };
 207
 208 struct amdgpu_cu_info {
 209         uint32_t simd_per_cu;
 210         uint32_t max_waves_per_simd;
 211         uint32_t wave_front_size;
 212         uint32_t max_scratch_slots_per_cu;
 213         uint32_t lds_size;
 214
 215         /* total active CU number */
 216         uint32_t number;
 217         uint32_t ao_cu_mask;
 218         uint32_t ao_cu_bitmap[4][4];
 219         uint32_t bitmap[4][4];
 220 };
 221
 222 struct amdgpu_gfx_ras {
 223         struct amdgpu_ras_block_object  ras_block;
 224         void (*enable_watchdog_timer)(struct amdgpu_device *adev);
 225         bool (*query_utcl2_poison_status)(struct amdgpu_device *adev);
 226         int (*rlc_gc_fed_irq)(struct amdgpu_device *adev,
 227                                 struct amdgpu_irq_src *source,
 228                                 struct amdgpu_iv_entry *entry);
 229         int (*poison_consumption_handler)(struct amdgpu_device *adev,
 230                                                 struct amdgpu_iv_entry *entry);
 231 };
 232
 233 struct amdgpu_gfx_funcs {
 234         /* get the gpu clock counter */
 235         uint64_t (*get_gpu_clock_counter)(struct amdgpu_device *adev);
 236         void (*select_se_sh)(struct amdgpu_device *adev, u32 se_num,
 237                              u32 sh_num, u32 instance);
 238         void (*read_wave_data)(struct amdgpu_device *adev, uint32_t simd,
 239                                uint32_t wave, uint32_t *dst, int *no_fields);
 240         void (*read_wave_vgprs)(struct amdgpu_device *adev, uint32_t simd,
 241                                 uint32_t wave, uint32_t thread, uint32_t start,
 242                                 uint32_t size, uint32_t *dst);
 243         void (*read_wave_sgprs)(struct amdgpu_device *adev, uint32_t simd,
 244                                 uint32_t wave, uint32_t start, uint32_t size,
 245                                 uint32_t *dst);
 246         void (*select_me_pipe_q)(struct amdgpu_device *adev, u32 me, u32 pipe,
 247                                  u32 queue, u32 vmid);
 248         void (*init_spm_golden)(struct amdgpu_device *adev);
 249         void (*update_perfmon_mgcg)(struct amdgpu_device *adev, bool enable);
 250 };
 251
 252 struct sq_work {
 253         struct work_struct      work;
 254         unsigned ih_data;
 255 };
 256
 257 struct amdgpu_pfp {
 258         struct amdgpu_bo                *pfp_fw_obj;
 259         uint64_t                        pfp_fw_gpu_addr;
 260         uint32_t                        *pfp_fw_ptr;
 261
 262         struct amdgpu_bo                *pfp_fw_data_obj;
 263         uint64_t                        pfp_fw_data_gpu_addr;
 264         uint32_t                        *pfp_fw_data_ptr;
 265 };
 266
 267 struct amdgpu_ce {
 268         struct amdgpu_bo                *ce_fw_obj;
 269         uint64_t                        ce_fw_gpu_addr;
 270         uint32_t                        *ce_fw_ptr;
 271 };
 272
 273 struct amdgpu_me {
 274         struct amdgpu_bo                *me_fw_obj;
 275         uint64_t                        me_fw_gpu_addr;
 276         uint32_t                        *me_fw_ptr;
 277
 278         struct amdgpu_bo                *me_fw_data_obj;
 279         uint64_t                        me_fw_data_gpu_addr;
 280         uint32_t                        *me_fw_data_ptr;
 281
 282         uint32_t                        num_me;
 283         uint32_t                        num_pipe_per_me;
 284         uint32_t                        num_queue_per_pipe;
 285         void                            *mqd_backup[AMDGPU_MAX_GFX_RINGS];
 286
 287         /* These are the resources for which amdgpu takes ownership */
 288         DECLARE_BITMAP(queue_bitmap, AMDGPU_MAX_GFX_QUEUES);
 289 };
 290
 291 struct amdgpu_gfx {
 292         struct mutex                    gpu_clock_mutex;
 293         struct amdgpu_gfx_config        config;
 294         struct amdgpu_rlc               rlc;
 295         struct amdgpu_pfp               pfp;
 296         struct amdgpu_ce                ce;
 297         struct amdgpu_me                me;
 298         struct amdgpu_mec               mec;
 299         struct amdgpu_kiq               kiq;
 300         struct amdgpu_imu               imu;
 301         bool                            rs64_enable; /* firmware format */
 302         const struct firmware           *me_fw; /* ME firmware */
 303         uint32_t                        me_fw_version;
 304         const struct firmware           *pfp_fw; /* PFP firmware */
 305         uint32_t                        pfp_fw_version;
 306         const struct firmware           *ce_fw; /* CE firmware */
 307         uint32_t                        ce_fw_version;
 308         const struct firmware           *rlc_fw; /* RLC firmware */
 309         uint32_t                        rlc_fw_version;
 310         const struct firmware           *mec_fw; /* MEC firmware */
 311         uint32_t                        mec_fw_version;
 312         const struct firmware           *mec2_fw; /* MEC2 firmware */
 313         uint32_t                        mec2_fw_version;
 314         const struct firmware           *imu_fw; /* IMU firmware */
 315         uint32_t                        imu_fw_version;
 316         uint32_t                        me_feature_version;
 317         uint32_t                        ce_feature_version;
 318         uint32_t                        pfp_feature_version;
 319         uint32_t                        rlc_feature_version;
 320         uint32_t                        rlc_srlc_fw_version;
 321         uint32_t                        rlc_srlc_feature_version;
 322         uint32_t                        rlc_srlg_fw_version;
 323         uint32_t                        rlc_srlg_feature_version;
 324         uint32_t                        rlc_srls_fw_version;
 325         uint32_t                        rlc_srls_feature_version;
 326         uint32_t                        rlcp_ucode_version;
 327         uint32_t                        rlcp_ucode_feature_version;
 328         uint32_t                        rlcv_ucode_version;
 329         uint32_t                        rlcv_ucode_feature_version;
 330         uint32_t                        mec_feature_version;
 331         uint32_t                        mec2_feature_version;
 332         bool                            mec_fw_write_wait;
 333         bool                            me_fw_write_wait;
 334         bool                            cp_fw_write_wait;
 335         struct amdgpu_ring              gfx_ring[AMDGPU_MAX_GFX_RINGS];
 336         unsigned                        num_gfx_rings;
 337         struct amdgpu_ring              compute_ring[AMDGPU_MAX_COMPUTE_RINGS * AMDGPU_MAX_GC_INSTANCES];
 338         unsigned                        num_compute_rings;
 339         struct amdgpu_irq_src           eop_irq;
 340         struct amdgpu_irq_src           priv_reg_irq;
 341         struct amdgpu_irq_src           priv_inst_irq;
 342         struct amdgpu_irq_src           cp_ecc_error_irq;
 343         struct amdgpu_irq_src           sq_irq;
 344         struct amdgpu_irq_src           rlc_gc_fed_irq;
 345         struct sq_work                  sq_work;
 346
 347         /* gfx status */
 348         uint32_t                        gfx_current_status;
 349         /* ce ram size*/
 350         unsigned                        ce_ram_size;
 351         struct amdgpu_cu_info           cu_info;
 352         const struct amdgpu_gfx_funcs   *funcs;
 353
 354         /* reset mask */
 355         uint32_t                        grbm_soft_reset;
 356         uint32_t                        srbm_soft_reset;
 357
 358         /* gfx off */
 359         bool                            gfx_off_state;      /* true: enabled, false: disabled */
 360         struct mutex                    gfx_off_mutex;      /* mutex to change gfxoff state */
 361         uint32_t                        gfx_off_req_count;  /* default 1, enable gfx off: dec 1, disable gfx off: add 1 */
 362         struct delayed_work             gfx_off_delay_work; /* async work to set gfx block off */
 363         uint32_t                        gfx_off_residency;  /* last logged residency */
 364         uint64_t                        gfx_off_entrycount; /* count of times GPU has get into GFXOFF state */
 365
 366         /* pipe reservation */
 367         struct mutex                    pipe_reserve_mutex;
 368         DECLARE_BITMAP                  (pipe_reserve_bitmap, AMDGPU_MAX_COMPUTE_QUEUES);
 369
 370         /*ras */
 371         struct ras_common_if            *ras_if;
 372         struct amdgpu_gfx_ras           *ras;
 373
 374         bool                            is_poweron;
 375
 376         struct amdgpu_ring              sw_gfx_ring[AMDGPU_MAX_SW_GFX_RINGS];
 377         struct amdgpu_ring_mux          muxer;
 378
 379         enum amdgpu_gfx_partition       partition_mode;
 380         uint32_t                        num_xcd;
 381         uint32_t                        num_xcc_per_xcp;
 382 };
 383
 384 #define amdgpu_gfx_get_gpu_clock_counter(adev) (adev)->gfx.funcs->get_gpu_clock_counter((adev))
 385 #define amdgpu_gfx_select_se_sh(adev, se, sh, instance) (adev)->gfx.funcs->select_se_sh((adev), (se), (sh), (instance))
 386 #define amdgpu_gfx_select_me_pipe_q(adev, me, pipe, q, vmid) (adev)->gfx.funcs->select_me_pipe_q((adev), (me), (pipe), (q), (vmid))
 387 #define amdgpu_gfx_init_spm_golden(adev) (adev)->gfx.funcs->init_spm_golden((adev))
 388
 389 /**
 390  * amdgpu_gfx_create_bitmask - create a bitmask
 391  *
 392  * @bit_width: length of the mask
 393  *
 394  * create a variable length bit mask.
 395  * Returns the bitmask.
 396  */
 397 static inline u32 amdgpu_gfx_create_bitmask(u32 bit_width)
 398 {
 399         return (u32)((1ULL << bit_width) - 1);
 400 }
 401
 402 void amdgpu_gfx_parse_disable_cu(unsigned *mask, unsigned max_se,
 403                                  unsigned max_sh);
 404
 405 int amdgpu_gfx_kiq_init_ring(struct amdgpu_device *adev,
 406                              struct amdgpu_ring *ring,
 407                              struct amdgpu_irq_src *irq);
 408
 409 void amdgpu_gfx_kiq_free_ring(struct amdgpu_ring *ring);
 410
 411 void amdgpu_gfx_kiq_fini(struct amdgpu_device *adev);
 412 int amdgpu_gfx_kiq_init(struct amdgpu_device *adev,
 413                         unsigned hpd_size);
 414
 415 int amdgpu_gfx_mqd_sw_init(struct amdgpu_device *adev,
 416                            unsigned mqd_size);
 417 void amdgpu_gfx_mqd_sw_fini(struct amdgpu_device *adev);
 418 int amdgpu_gfx_disable_kcq(struct amdgpu_device *adev);
 419 int amdgpu_gfx_enable_kcq(struct amdgpu_device *adev);
 420
 421 void amdgpu_gfx_compute_queue_acquire(struct amdgpu_device *adev);
 422 void amdgpu_gfx_graphics_queue_acquire(struct amdgpu_device *adev);
 423
 424 int amdgpu_gfx_mec_queue_to_bit(struct amdgpu_device *adev, int mec,
 425                                 int pipe, int queue);
 426 void amdgpu_queue_mask_bit_to_mec_queue(struct amdgpu_device *adev, int bit,
 427                                  int *mec, int *pipe, int *queue);
 428 bool amdgpu_gfx_is_mec_queue_enabled(struct amdgpu_device *adev, int mec,
 429                                      int pipe, int queue);
 430 bool amdgpu_gfx_is_high_priority_compute_queue(struct amdgpu_device *adev,
 431                                                struct amdgpu_ring *ring);
 432 bool amdgpu_gfx_is_high_priority_graphics_queue(struct amdgpu_device *adev,
 433                                                 struct amdgpu_ring *ring);
 434 int amdgpu_gfx_me_queue_to_bit(struct amdgpu_device *adev, int me,
 435                                int pipe, int queue);
 436 void amdgpu_gfx_bit_to_me_queue(struct amdgpu_device *adev, int bit,
 437                                 int *me, int *pipe, int *queue);
 438 bool amdgpu_gfx_is_me_queue_enabled(struct amdgpu_device *adev, int me,
 439                                     int pipe, int queue);
 440 void amdgpu_gfx_off_ctrl(struct amdgpu_device *adev, bool enable);
 441 int amdgpu_get_gfx_off_status(struct amdgpu_device *adev, uint32_t *value);
 442 int amdgpu_gfx_ras_late_init(struct amdgpu_device *adev, struct ras_common_if *ras_block);
 443 void amdgpu_gfx_ras_fini(struct amdgpu_device *adev);
 444 int amdgpu_get_gfx_off_entrycount(struct amdgpu_device *adev, u64 *value);
 445 int amdgpu_get_gfx_off_residency(struct amdgpu_device *adev, u32 *residency);
 446 int amdgpu_set_gfx_off_residency(struct amdgpu_device *adev, bool value);
 447 int amdgpu_gfx_process_ras_data_cb(struct amdgpu_device *adev,
 448                 void *err_data,
 449                 struct amdgpu_iv_entry *entry);
 450 int amdgpu_gfx_cp_ecc_error_irq(struct amdgpu_device *adev,
 451                                   struct amdgpu_irq_src *source,
 452                                   struct amdgpu_iv_entry *entry);
 453 uint32_t amdgpu_kiq_rreg(struct amdgpu_device *adev, uint32_t reg);
 454 void amdgpu_kiq_wreg(struct amdgpu_device *adev, uint32_t reg, uint32_t v);
 455 int amdgpu_gfx_get_num_kcq(struct amdgpu_device *adev);
 456 void amdgpu_gfx_cp_init_microcode(struct amdgpu_device *adev, uint32_t ucode_id);
 457
 458 int amdgpu_gfx_ras_sw_init(struct amdgpu_device *adev);
 459 int amdgpu_gfx_poison_consumption_handler(struct amdgpu_device *adev,
 460                                                 struct amdgpu_iv_entry *entry);
 461 #endif