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 "soc15.h" 34 35 /* GFX current status */ 36 #define AMDGPU_GFX_NORMAL_MODE 0x00000000L 37 #define AMDGPU_GFX_SAFE_MODE 0x00000001L 38 #define AMDGPU_GFX_PG_DISABLED_MODE 0x00000002L 39 #define AMDGPU_GFX_CG_DISABLED_MODE 0x00000004L 40 #define AMDGPU_GFX_LBPW_DISABLED_MODE 0x00000008L 41 42 #define AMDGPU_MAX_GFX_QUEUES KGD_MAX_QUEUES 43 #define AMDGPU_MAX_COMPUTE_QUEUES KGD_MAX_QUEUES 44 45 enum gfx_pipe_priority { 46 AMDGPU_GFX_PIPE_PRIO_NORMAL = 1, 47 AMDGPU_GFX_PIPE_PRIO_HIGH, 48 AMDGPU_GFX_PIPE_PRIO_MAX 49 }; 50 51 /* Argument for PPSMC_MSG_GpuChangeState */ 52 enum gfx_change_state { 53 sGpuChangeState_D0Entry = 1, 54 sGpuChangeState_D3Entry, 55 }; 56 57 #define AMDGPU_GFX_QUEUE_PRIORITY_MINIMUM 0 58 #define AMDGPU_GFX_QUEUE_PRIORITY_MAXIMUM 15 59 60 struct amdgpu_mec { 61 struct amdgpu_bo *hpd_eop_obj; 62 u64 hpd_eop_gpu_addr; 63 struct amdgpu_bo *mec_fw_obj; 64 u64 mec_fw_gpu_addr; 65 u32 num_mec; 66 u32 num_pipe_per_mec; 67 u32 num_queue_per_pipe; 68 void *mqd_backup[AMDGPU_MAX_COMPUTE_RINGS + 1]; 69 70 /* These are the resources for which amdgpu takes ownership */ 71 DECLARE_BITMAP(queue_bitmap, AMDGPU_MAX_COMPUTE_QUEUES); 72 }; 73 74 enum amdgpu_unmap_queues_action { 75 PREEMPT_QUEUES = 0, 76 RESET_QUEUES, 77 DISABLE_PROCESS_QUEUES, 78 PREEMPT_QUEUES_NO_UNMAP, 79 }; 80 81 struct kiq_pm4_funcs { 82 /* Support ASIC-specific kiq pm4 packets*/ 83 void (*kiq_set_resources)(struct amdgpu_ring *kiq_ring, 84 uint64_t queue_mask); 85 void (*kiq_map_queues)(struct amdgpu_ring *kiq_ring, 86 struct amdgpu_ring *ring); 87 void (*kiq_unmap_queues)(struct amdgpu_ring *kiq_ring, 88 struct amdgpu_ring *ring, 89 enum amdgpu_unmap_queues_action action, 90 u64 gpu_addr, u64 seq); 91 void (*kiq_query_status)(struct amdgpu_ring *kiq_ring, 92 struct amdgpu_ring *ring, 93 u64 addr, 94 u64 seq); 95 void (*kiq_invalidate_tlbs)(struct amdgpu_ring *kiq_ring, 96 uint16_t pasid, uint32_t flush_type, 97 bool all_hub); 98 /* Packet sizes */ 99 int set_resources_size; 100 int map_queues_size; 101 int unmap_queues_size; 102 int query_status_size; 103 int invalidate_tlbs_size; 104 }; 105 106 struct amdgpu_kiq { 107 u64 eop_gpu_addr; 108 struct amdgpu_bo *eop_obj; 109 spinlock_t ring_lock; 110 struct amdgpu_ring ring; 111 struct amdgpu_irq_src irq; 112 const struct kiq_pm4_funcs *pmf; 113 }; 114 115 /* 116 * GPU scratch registers structures, functions & helpers 117 */ 118 struct amdgpu_scratch { 119 unsigned num_reg; 120 uint32_t reg_base; 121 uint32_t free_mask; 122 }; 123 124 /* 125 * GFX configurations 126 */ 127 #define AMDGPU_GFX_MAX_SE 4 128 #define AMDGPU_GFX_MAX_SH_PER_SE 2 129 130 struct amdgpu_rb_config { 131 uint32_t rb_backend_disable; 132 uint32_t user_rb_backend_disable; 133 uint32_t raster_config; 134 uint32_t raster_config_1; 135 }; 136 137 struct gb_addr_config { 138 uint16_t pipe_interleave_size; 139 uint8_t num_pipes; 140 uint8_t max_compress_frags; 141 uint8_t num_banks; 142 uint8_t num_se; 143 uint8_t num_rb_per_se; 144 uint8_t num_pkrs; 145 }; 146 147 struct amdgpu_gfx_config { 148 unsigned max_shader_engines; 149 unsigned max_tile_pipes; 150 unsigned max_cu_per_sh; 151 unsigned max_sh_per_se; 152 unsigned max_backends_per_se; 153 unsigned max_texture_channel_caches; 154 unsigned max_gprs; 155 unsigned max_gs_threads; 156 unsigned max_hw_contexts; 157 unsigned sc_prim_fifo_size_frontend; 158 unsigned sc_prim_fifo_size_backend; 159 unsigned sc_hiz_tile_fifo_size; 160 unsigned sc_earlyz_tile_fifo_size; 161 162 unsigned num_tile_pipes; 163 unsigned backend_enable_mask; 164 unsigned mem_max_burst_length_bytes; 165 unsigned mem_row_size_in_kb; 166 unsigned shader_engine_tile_size; 167 unsigned num_gpus; 168 unsigned multi_gpu_tile_size; 169 unsigned mc_arb_ramcfg; 170 unsigned num_banks; 171 unsigned num_ranks; 172 unsigned gb_addr_config; 173 unsigned num_rbs; 174 unsigned gs_vgt_table_depth; 175 unsigned gs_prim_buffer_depth; 176 177 uint32_t tile_mode_array[32]; 178 uint32_t macrotile_mode_array[16]; 179 180 struct gb_addr_config gb_addr_config_fields; 181 struct amdgpu_rb_config rb_config[AMDGPU_GFX_MAX_SE][AMDGPU_GFX_MAX_SH_PER_SE]; 182 183 /* gfx configure feature */ 184 uint32_t double_offchip_lds_buf; 185 /* cached value of DB_DEBUG2 */ 186 uint32_t db_debug2; 187 /* gfx10 specific config */ 188 uint32_t num_sc_per_sh; 189 uint32_t num_packer_per_sc; 190 uint32_t pa_sc_tile_steering_override; 191 uint64_t tcc_disabled_mask; 192 }; 193 194 struct amdgpu_cu_info { 195 uint32_t simd_per_cu; 196 uint32_t max_waves_per_simd; 197 uint32_t wave_front_size; 198 uint32_t max_scratch_slots_per_cu; 199 uint32_t lds_size; 200 201 /* total active CU number */ 202 uint32_t number; 203 uint32_t ao_cu_mask; 204 uint32_t ao_cu_bitmap[4][4]; 205 uint32_t bitmap[4][4]; 206 }; 207 208 struct amdgpu_gfx_ras_funcs { 209 int (*ras_late_init)(struct amdgpu_device *adev); 210 void (*ras_fini)(struct amdgpu_device *adev); 211 int (*ras_error_inject)(struct amdgpu_device *adev, 212 void *inject_if); 213 int (*query_ras_error_count)(struct amdgpu_device *adev, 214 void *ras_error_status); 215 void (*reset_ras_error_count)(struct amdgpu_device *adev); 216 void (*query_ras_error_status)(struct amdgpu_device *adev); 217 void (*reset_ras_error_status)(struct amdgpu_device *adev); 218 void (*enable_watchdog_timer)(struct amdgpu_device *adev); 219 }; 220 221 struct amdgpu_gfx_funcs { 222 /* get the gpu clock counter */ 223 uint64_t (*get_gpu_clock_counter)(struct amdgpu_device *adev); 224 void (*select_se_sh)(struct amdgpu_device *adev, u32 se_num, 225 u32 sh_num, u32 instance); 226 void (*read_wave_data)(struct amdgpu_device *adev, uint32_t simd, 227 uint32_t wave, uint32_t *dst, int *no_fields); 228 void (*read_wave_vgprs)(struct amdgpu_device *adev, uint32_t simd, 229 uint32_t wave, uint32_t thread, uint32_t start, 230 uint32_t size, uint32_t *dst); 231 void (*read_wave_sgprs)(struct amdgpu_device *adev, uint32_t simd, 232 uint32_t wave, uint32_t start, uint32_t size, 233 uint32_t *dst); 234 void (*select_me_pipe_q)(struct amdgpu_device *adev, u32 me, u32 pipe, 235 u32 queue, u32 vmid); 236 void (*init_spm_golden)(struct amdgpu_device *adev); 237 void (*update_perfmon_mgcg)(struct amdgpu_device *adev, bool enable); 238 }; 239 240 struct sq_work { 241 struct work_struct work; 242 unsigned ih_data; 243 }; 244 245 struct amdgpu_pfp { 246 struct amdgpu_bo *pfp_fw_obj; 247 uint64_t pfp_fw_gpu_addr; 248 uint32_t *pfp_fw_ptr; 249 }; 250 251 struct amdgpu_ce { 252 struct amdgpu_bo *ce_fw_obj; 253 uint64_t ce_fw_gpu_addr; 254 uint32_t *ce_fw_ptr; 255 }; 256 257 struct amdgpu_me { 258 struct amdgpu_bo *me_fw_obj; 259 uint64_t me_fw_gpu_addr; 260 uint32_t *me_fw_ptr; 261 uint32_t num_me; 262 uint32_t num_pipe_per_me; 263 uint32_t num_queue_per_pipe; 264 void *mqd_backup[AMDGPU_MAX_GFX_RINGS]; 265 266 /* These are the resources for which amdgpu takes ownership */ 267 DECLARE_BITMAP(queue_bitmap, AMDGPU_MAX_GFX_QUEUES); 268 }; 269 270 struct amdgpu_gfx { 271 struct mutex gpu_clock_mutex; 272 struct amdgpu_gfx_config config; 273 struct amdgpu_rlc rlc; 274 struct amdgpu_pfp pfp; 275 struct amdgpu_ce ce; 276 struct amdgpu_me me; 277 struct amdgpu_mec mec; 278 struct amdgpu_kiq kiq; 279 struct amdgpu_scratch scratch; 280 const struct firmware *me_fw; /* ME firmware */ 281 uint32_t me_fw_version; 282 const struct firmware *pfp_fw; /* PFP firmware */ 283 uint32_t pfp_fw_version; 284 const struct firmware *ce_fw; /* CE firmware */ 285 uint32_t ce_fw_version; 286 const struct firmware *rlc_fw; /* RLC firmware */ 287 uint32_t rlc_fw_version; 288 const struct firmware *mec_fw; /* MEC firmware */ 289 uint32_t mec_fw_version; 290 const struct firmware *mec2_fw; /* MEC2 firmware */ 291 uint32_t mec2_fw_version; 292 uint32_t me_feature_version; 293 uint32_t ce_feature_version; 294 uint32_t pfp_feature_version; 295 uint32_t rlc_feature_version; 296 uint32_t rlc_srlc_fw_version; 297 uint32_t rlc_srlc_feature_version; 298 uint32_t rlc_srlg_fw_version; 299 uint32_t rlc_srlg_feature_version; 300 uint32_t rlc_srls_fw_version; 301 uint32_t rlc_srls_feature_version; 302 uint32_t mec_feature_version; 303 uint32_t mec2_feature_version; 304 bool mec_fw_write_wait; 305 bool me_fw_write_wait; 306 bool cp_fw_write_wait; 307 struct amdgpu_ring gfx_ring[AMDGPU_MAX_GFX_RINGS]; 308 unsigned num_gfx_rings; 309 struct amdgpu_ring compute_ring[AMDGPU_MAX_COMPUTE_RINGS]; 310 unsigned num_compute_rings; 311 struct amdgpu_irq_src eop_irq; 312 struct amdgpu_irq_src priv_reg_irq; 313 struct amdgpu_irq_src priv_inst_irq; 314 struct amdgpu_irq_src cp_ecc_error_irq; 315 struct amdgpu_irq_src sq_irq; 316 struct sq_work sq_work; 317 318 /* gfx status */ 319 uint32_t gfx_current_status; 320 /* ce ram size*/ 321 unsigned ce_ram_size; 322 struct amdgpu_cu_info cu_info; 323 const struct amdgpu_gfx_funcs *funcs; 324 325 /* reset mask */ 326 uint32_t grbm_soft_reset; 327 uint32_t srbm_soft_reset; 328 329 /* gfx off */ 330 bool gfx_off_state; /* true: enabled, false: disabled */ 331 struct mutex gfx_off_mutex; 332 uint32_t gfx_off_req_count; /* default 1, enable gfx off: dec 1, disable gfx off: add 1 */ 333 struct delayed_work gfx_off_delay_work; 334 335 /* pipe reservation */ 336 struct mutex pipe_reserve_mutex; 337 DECLARE_BITMAP (pipe_reserve_bitmap, AMDGPU_MAX_COMPUTE_QUEUES); 338 339 /*ras */ 340 struct ras_common_if *ras_if; 341 const struct amdgpu_gfx_ras_funcs *ras_funcs; 342 }; 343 344 #define amdgpu_gfx_get_gpu_clock_counter(adev) (adev)->gfx.funcs->get_gpu_clock_counter((adev)) 345 #define amdgpu_gfx_select_se_sh(adev, se, sh, instance) (adev)->gfx.funcs->select_se_sh((adev), (se), (sh), (instance)) 346 #define amdgpu_gfx_select_me_pipe_q(adev, me, pipe, q, vmid) (adev)->gfx.funcs->select_me_pipe_q((adev), (me), (pipe), (q), (vmid)) 347 #define amdgpu_gfx_init_spm_golden(adev) (adev)->gfx.funcs->init_spm_golden((adev)) 348 349 /** 350 * amdgpu_gfx_create_bitmask - create a bitmask 351 * 352 * @bit_width: length of the mask 353 * 354 * create a variable length bit mask. 355 * Returns the bitmask. 356 */ 357 static inline u32 amdgpu_gfx_create_bitmask(u32 bit_width) 358 { 359 return (u32)((1ULL << bit_width) - 1); 360 } 361 362 int amdgpu_gfx_scratch_get(struct amdgpu_device *adev, uint32_t *reg); 363 void amdgpu_gfx_scratch_free(struct amdgpu_device *adev, uint32_t reg); 364 365 void amdgpu_gfx_parse_disable_cu(unsigned *mask, unsigned max_se, 366 unsigned max_sh); 367 368 int amdgpu_gfx_kiq_init_ring(struct amdgpu_device *adev, 369 struct amdgpu_ring *ring, 370 struct amdgpu_irq_src *irq); 371 372 void amdgpu_gfx_kiq_free_ring(struct amdgpu_ring *ring); 373 374 void amdgpu_gfx_kiq_fini(struct amdgpu_device *adev); 375 int amdgpu_gfx_kiq_init(struct amdgpu_device *adev, 376 unsigned hpd_size); 377 378 int amdgpu_gfx_mqd_sw_init(struct amdgpu_device *adev, 379 unsigned mqd_size); 380 void amdgpu_gfx_mqd_sw_fini(struct amdgpu_device *adev); 381 int amdgpu_gfx_disable_kcq(struct amdgpu_device *adev); 382 int amdgpu_gfx_enable_kcq(struct amdgpu_device *adev); 383 384 void amdgpu_gfx_compute_queue_acquire(struct amdgpu_device *adev); 385 void amdgpu_gfx_graphics_queue_acquire(struct amdgpu_device *adev); 386 387 int amdgpu_gfx_mec_queue_to_bit(struct amdgpu_device *adev, int mec, 388 int pipe, int queue); 389 void amdgpu_queue_mask_bit_to_mec_queue(struct amdgpu_device *adev, int bit, 390 int *mec, int *pipe, int *queue); 391 bool amdgpu_gfx_is_mec_queue_enabled(struct amdgpu_device *adev, int mec, 392 int pipe, int queue); 393 bool amdgpu_gfx_is_high_priority_compute_queue(struct amdgpu_device *adev, 394 struct amdgpu_ring *ring); 395 int amdgpu_gfx_me_queue_to_bit(struct amdgpu_device *adev, int me, 396 int pipe, int queue); 397 void amdgpu_gfx_bit_to_me_queue(struct amdgpu_device *adev, int bit, 398 int *me, int *pipe, int *queue); 399 bool amdgpu_gfx_is_me_queue_enabled(struct amdgpu_device *adev, int me, 400 int pipe, int queue); 401 void amdgpu_gfx_off_ctrl(struct amdgpu_device *adev, bool enable); 402 int amdgpu_get_gfx_off_status(struct amdgpu_device *adev, uint32_t *value); 403 int amdgpu_gfx_ras_late_init(struct amdgpu_device *adev); 404 void amdgpu_gfx_ras_fini(struct amdgpu_device *adev); 405 int amdgpu_gfx_process_ras_data_cb(struct amdgpu_device *adev, 406 void *err_data, 407 struct amdgpu_iv_entry *entry); 408 int amdgpu_gfx_cp_ecc_error_irq(struct amdgpu_device *adev, 409 struct amdgpu_irq_src *source, 410 struct amdgpu_iv_entry *entry); 411 uint32_t amdgpu_kiq_rreg(struct amdgpu_device *adev, uint32_t reg); 412 void amdgpu_kiq_wreg(struct amdgpu_device *adev, uint32_t reg, uint32_t v); 413 int amdgpu_gfx_get_num_kcq(struct amdgpu_device *adev); 414 void amdgpu_gfx_state_change_set(struct amdgpu_device *adev, enum gfx_change_state state); 415 #endif 416