/* * Copyright 2014 Advanced Micro Devices, Inc. * * Permission is hereby granted, free of charge, to any person obtaining a * copy of this software and associated documentation files (the "Software"), * to deal in the Software without restriction, including without limitation * the rights to use, copy, modify, merge, publish, distribute, sublicense, * and/or sell copies of the Software, and to permit persons to whom the * Software is furnished to do so, subject to the following conditions: * * The above copyright notice and this permission notice shall be included in * all copies or substantial portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR * OTHER DEALINGS IN THE SOFTWARE. * */ #ifndef __AMDGPU_GFX_H__ #define __AMDGPU_GFX_H__ /* * GFX stuff */ #include "clearstate_defs.h" #include "amdgpu_ring.h" #include "amdgpu_rlc.h" /* GFX current status */ #define AMDGPU_GFX_NORMAL_MODE 0x00000000L #define AMDGPU_GFX_SAFE_MODE 0x00000001L #define AMDGPU_GFX_PG_DISABLED_MODE 0x00000002L #define AMDGPU_GFX_CG_DISABLED_MODE 0x00000004L #define AMDGPU_GFX_LBPW_DISABLED_MODE 0x00000008L #define AMDGPU_MAX_COMPUTE_QUEUES KGD_MAX_QUEUES struct amdgpu_mec { struct amdgpu_bo *hpd_eop_obj; u64 hpd_eop_gpu_addr; struct amdgpu_bo *mec_fw_obj; u64 mec_fw_gpu_addr; u32 num_mec; u32 num_pipe_per_mec; u32 num_queue_per_pipe; void *mqd_backup[AMDGPU_MAX_COMPUTE_RINGS + 1]; /* These are the resources for which amdgpu takes ownership */ DECLARE_BITMAP(queue_bitmap, AMDGPU_MAX_COMPUTE_QUEUES); }; struct amdgpu_kiq { u64 eop_gpu_addr; struct amdgpu_bo *eop_obj; spinlock_t ring_lock; struct amdgpu_ring ring; struct amdgpu_irq_src irq; }; /* * GPU scratch registers structures, functions & helpers */ struct amdgpu_scratch { unsigned num_reg; uint32_t reg_base; uint32_t free_mask; }; /* * GFX configurations */ #define AMDGPU_GFX_MAX_SE 4 #define AMDGPU_GFX_MAX_SH_PER_SE 2 struct amdgpu_rb_config { uint32_t rb_backend_disable; uint32_t user_rb_backend_disable; uint32_t raster_config; uint32_t raster_config_1; }; struct gb_addr_config { uint16_t pipe_interleave_size; uint8_t num_pipes; uint8_t max_compress_frags; uint8_t num_banks; uint8_t num_se; uint8_t num_rb_per_se; }; struct amdgpu_gfx_config { unsigned max_shader_engines; unsigned max_tile_pipes; unsigned max_cu_per_sh; unsigned max_sh_per_se; unsigned max_backends_per_se; unsigned max_texture_channel_caches; unsigned max_gprs; unsigned max_gs_threads; unsigned max_hw_contexts; unsigned sc_prim_fifo_size_frontend; unsigned sc_prim_fifo_size_backend; unsigned sc_hiz_tile_fifo_size; unsigned sc_earlyz_tile_fifo_size; unsigned num_tile_pipes; unsigned backend_enable_mask; unsigned mem_max_burst_length_bytes; unsigned mem_row_size_in_kb; unsigned shader_engine_tile_size; unsigned num_gpus; unsigned multi_gpu_tile_size; unsigned mc_arb_ramcfg; unsigned gb_addr_config; unsigned num_rbs; unsigned gs_vgt_table_depth; unsigned gs_prim_buffer_depth; uint32_t tile_mode_array[32]; uint32_t macrotile_mode_array[16]; struct gb_addr_config gb_addr_config_fields; struct amdgpu_rb_config rb_config[AMDGPU_GFX_MAX_SE][AMDGPU_GFX_MAX_SH_PER_SE]; /* gfx configure feature */ uint32_t double_offchip_lds_buf; /* cached value of DB_DEBUG2 */ uint32_t db_debug2; /* gfx10 specific config */ uint32_t num_sc_per_sh; uint32_t num_packer_per_sc; uint32_t pa_sc_tile_steering_override; }; struct amdgpu_cu_info { uint32_t simd_per_cu; uint32_t max_waves_per_simd; uint32_t wave_front_size; uint32_t max_scratch_slots_per_cu; uint32_t lds_size; /* total active CU number */ uint32_t number; uint32_t ao_cu_mask; uint32_t ao_cu_bitmap[4][4]; uint32_t bitmap[4][4]; }; struct amdgpu_gfx_funcs { /* get the gpu clock counter */ uint64_t (*get_gpu_clock_counter)(struct amdgpu_device *adev); void (*select_se_sh)(struct amdgpu_device *adev, u32 se_num, u32 sh_num, u32 instance); void (*read_wave_data)(struct amdgpu_device *adev, uint32_t simd, uint32_t wave, uint32_t *dst, int *no_fields); void (*read_wave_vgprs)(struct amdgpu_device *adev, uint32_t simd, uint32_t wave, uint32_t thread, uint32_t start, uint32_t size, uint32_t *dst); void (*read_wave_sgprs)(struct amdgpu_device *adev, uint32_t simd, uint32_t wave, uint32_t start, uint32_t size, uint32_t *dst); void (*select_me_pipe_q)(struct amdgpu_device *adev, u32 me, u32 pipe, u32 queue); }; struct amdgpu_ngg_buf { struct amdgpu_bo *bo; uint64_t gpu_addr; uint32_t size; uint32_t bo_size; }; enum { NGG_PRIM = 0, NGG_POS, NGG_CNTL, NGG_PARAM, NGG_BUF_MAX }; struct amdgpu_ngg { struct amdgpu_ngg_buf buf[NGG_BUF_MAX]; uint32_t gds_reserve_addr; uint32_t gds_reserve_size; bool init; }; struct sq_work { struct work_struct work; unsigned ih_data; }; struct amdgpu_gfx { struct mutex gpu_clock_mutex; struct amdgpu_gfx_config config; struct amdgpu_rlc rlc; struct amdgpu_mec mec; struct amdgpu_kiq kiq; struct amdgpu_scratch scratch; const struct firmware *me_fw; /* ME firmware */ uint32_t me_fw_version; const struct firmware *pfp_fw; /* PFP firmware */ uint32_t pfp_fw_version; const struct firmware *ce_fw; /* CE firmware */ uint32_t ce_fw_version; const struct firmware *rlc_fw; /* RLC firmware */ uint32_t rlc_fw_version; const struct firmware *mec_fw; /* MEC firmware */ uint32_t mec_fw_version; const struct firmware *mec2_fw; /* MEC2 firmware */ uint32_t mec2_fw_version; uint32_t me_feature_version; uint32_t ce_feature_version; uint32_t pfp_feature_version; uint32_t rlc_feature_version; uint32_t rlc_srlc_fw_version; uint32_t rlc_srlc_feature_version; uint32_t rlc_srlg_fw_version; uint32_t rlc_srlg_feature_version; uint32_t rlc_srls_fw_version; uint32_t rlc_srls_feature_version; uint32_t mec_feature_version; uint32_t mec2_feature_version; bool mec_fw_write_wait; bool me_fw_write_wait; struct amdgpu_ring gfx_ring[AMDGPU_MAX_GFX_RINGS]; unsigned num_gfx_rings; struct amdgpu_ring compute_ring[AMDGPU_MAX_COMPUTE_RINGS]; unsigned num_compute_rings; struct amdgpu_irq_src eop_irq; struct amdgpu_irq_src priv_reg_irq; struct amdgpu_irq_src priv_inst_irq; struct amdgpu_irq_src cp_ecc_error_irq; struct amdgpu_irq_src sq_irq; struct sq_work sq_work; /* gfx status */ uint32_t gfx_current_status; /* ce ram size*/ unsigned ce_ram_size; struct amdgpu_cu_info cu_info; const struct amdgpu_gfx_funcs *funcs; /* reset mask */ uint32_t grbm_soft_reset; uint32_t srbm_soft_reset; /* NGG */ struct amdgpu_ngg ngg; /* gfx off */ bool gfx_off_state; /* true: enabled, false: disabled */ struct mutex gfx_off_mutex; uint32_t gfx_off_req_count; /* default 1, enable gfx off: dec 1, disable gfx off: add 1 */ struct delayed_work gfx_off_delay_work; /* pipe reservation */ struct mutex pipe_reserve_mutex; DECLARE_BITMAP (pipe_reserve_bitmap, AMDGPU_MAX_COMPUTE_QUEUES); /*ras */ struct ras_common_if *ras_if; }; #define amdgpu_gfx_get_gpu_clock_counter(adev) (adev)->gfx.funcs->get_gpu_clock_counter((adev)) #define amdgpu_gfx_select_se_sh(adev, se, sh, instance) (adev)->gfx.funcs->select_se_sh((adev), (se), (sh), (instance)) #define amdgpu_gfx_select_me_pipe_q(adev, me, pipe, q) (adev)->gfx.funcs->select_me_pipe_q((adev), (me), (pipe), (q)) /** * amdgpu_gfx_create_bitmask - create a bitmask * * @bit_width: length of the mask * * create a variable length bit mask. * Returns the bitmask. */ static inline u32 amdgpu_gfx_create_bitmask(u32 bit_width) { return (u32)((1ULL << bit_width) - 1); } int amdgpu_gfx_scratch_get(struct amdgpu_device *adev, uint32_t *reg); void amdgpu_gfx_scratch_free(struct amdgpu_device *adev, uint32_t reg); void amdgpu_gfx_parse_disable_cu(unsigned *mask, unsigned max_se, unsigned max_sh); int amdgpu_gfx_kiq_init_ring(struct amdgpu_device *adev, struct amdgpu_ring *ring, struct amdgpu_irq_src *irq); void amdgpu_gfx_kiq_free_ring(struct amdgpu_ring *ring, struct amdgpu_irq_src *irq); void amdgpu_gfx_kiq_fini(struct amdgpu_device *adev); int amdgpu_gfx_kiq_init(struct amdgpu_device *adev, unsigned hpd_size); int amdgpu_gfx_compute_mqd_sw_init(struct amdgpu_device *adev, unsigned mqd_size); void amdgpu_gfx_compute_mqd_sw_fini(struct amdgpu_device *adev); void amdgpu_gfx_compute_queue_acquire(struct amdgpu_device *adev); int amdgpu_gfx_queue_to_bit(struct amdgpu_device *adev, int mec, int pipe, int queue); void amdgpu_gfx_bit_to_queue(struct amdgpu_device *adev, int bit, int *mec, int *pipe, int *queue); bool amdgpu_gfx_is_mec_queue_enabled(struct amdgpu_device *adev, int mec, int pipe, int queue); void amdgpu_gfx_off_ctrl(struct amdgpu_device *adev, bool enable); #endif