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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 | /* * Copyright 2018 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_SDMA_H__ #define __AMDGPU_SDMA_H__ #include "amdgpu_ras.h" /* max number of IP instances */ #define AMDGPU_MAX_SDMA_INSTANCES 8 enum amdgpu_sdma_irq { AMDGPU_SDMA_IRQ_INSTANCE0 = 0, AMDGPU_SDMA_IRQ_INSTANCE1, AMDGPU_SDMA_IRQ_INSTANCE2, AMDGPU_SDMA_IRQ_INSTANCE3, AMDGPU_SDMA_IRQ_INSTANCE4, AMDGPU_SDMA_IRQ_INSTANCE5, AMDGPU_SDMA_IRQ_INSTANCE6, AMDGPU_SDMA_IRQ_INSTANCE7, AMDGPU_SDMA_IRQ_LAST }; struct amdgpu_sdma_instance { /* SDMA firmware */ const struct firmware *fw; uint32_t fw_version; uint32_t feature_version; struct amdgpu_ring ring; struct amdgpu_ring page; bool burst_nop; }; struct amdgpu_sdma_ras { struct amdgpu_ras_block_object ras_block; }; struct amdgpu_sdma { struct amdgpu_sdma_instance instance[AMDGPU_MAX_SDMA_INSTANCES]; struct amdgpu_irq_src trap_irq; struct amdgpu_irq_src illegal_inst_irq; struct amdgpu_irq_src ecc_irq; struct amdgpu_irq_src vm_hole_irq; struct amdgpu_irq_src doorbell_invalid_irq; struct amdgpu_irq_src pool_timeout_irq; struct amdgpu_irq_src srbm_write_irq; int num_instances; uint32_t srbm_soft_reset; bool has_page_queue; struct ras_common_if *ras_if; struct amdgpu_sdma_ras *ras; }; /* * Provided by hw blocks that can move/clear data. e.g., gfx or sdma * But currently, we use sdma to move data. */ struct amdgpu_buffer_funcs { /* maximum bytes in a single operation */ uint32_t copy_max_bytes; /* number of dw to reserve per operation */ unsigned copy_num_dw; /* used for buffer migration */ void (*emit_copy_buffer)(struct amdgpu_ib *ib, /* src addr in bytes */ uint64_t src_offset, /* dst addr in bytes */ uint64_t dst_offset, /* number of byte to transfer */ uint32_t byte_count, bool tmz); /* maximum bytes in a single operation */ uint32_t fill_max_bytes; /* number of dw to reserve per operation */ unsigned fill_num_dw; /* used for buffer clearing */ void (*emit_fill_buffer)(struct amdgpu_ib *ib, /* value to write to memory */ uint32_t src_data, /* dst addr in bytes */ uint64_t dst_offset, /* number of byte to fill */ uint32_t byte_count); }; #define amdgpu_emit_copy_buffer(adev, ib, s, d, b, t) (adev)->mman.buffer_funcs->emit_copy_buffer((ib), (s), (d), (b), (t)) #define amdgpu_emit_fill_buffer(adev, ib, s, d, b) (adev)->mman.buffer_funcs->emit_fill_buffer((ib), (s), (d), (b)) struct amdgpu_sdma_instance * amdgpu_sdma_get_instance_from_ring(struct amdgpu_ring *ring); int amdgpu_sdma_get_index_from_ring(struct amdgpu_ring *ring, uint32_t *index); uint64_t amdgpu_sdma_get_csa_mc_addr(struct amdgpu_ring *ring, unsigned vmid); int amdgpu_sdma_ras_late_init(struct amdgpu_device *adev, struct ras_common_if *ras_block); int amdgpu_sdma_process_ras_data_cb(struct amdgpu_device *adev, void *err_data, struct amdgpu_iv_entry *entry); int amdgpu_sdma_process_ecc_irq(struct amdgpu_device *adev, struct amdgpu_irq_src *source, struct amdgpu_iv_entry *entry); int amdgpu_sdma_init_microcode(struct amdgpu_device *adev, u32 instance, bool duplicate); void amdgpu_sdma_destroy_inst_ctx(struct amdgpu_device *adev, bool duplicate); void amdgpu_sdma_unset_buffer_funcs_helper(struct amdgpu_device *adev); int amdgpu_sdma_ras_sw_init(struct amdgpu_device *adev); #endif |