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_RLC_H__ 25 #define __AMDGPU_RLC_H__ 26 27 #include "clearstate_defs.h" 28 29 /* firmware ID used in rlc toc */ 30 typedef enum _FIRMWARE_ID_ { 31 FIRMWARE_ID_INVALID = 0, 32 FIRMWARE_ID_RLC_G_UCODE = 1, 33 FIRMWARE_ID_RLC_TOC = 2, 34 FIRMWARE_ID_RLCG_SCRATCH = 3, 35 FIRMWARE_ID_RLC_SRM_ARAM = 4, 36 FIRMWARE_ID_RLC_SRM_INDEX_ADDR = 5, 37 FIRMWARE_ID_RLC_SRM_INDEX_DATA = 6, 38 FIRMWARE_ID_RLC_P_UCODE = 7, 39 FIRMWARE_ID_RLC_V_UCODE = 8, 40 FIRMWARE_ID_RLX6_UCODE = 9, 41 FIRMWARE_ID_RLX6_DRAM_BOOT = 10, 42 FIRMWARE_ID_GLOBAL_TAP_DELAYS = 11, 43 FIRMWARE_ID_SE0_TAP_DELAYS = 12, 44 FIRMWARE_ID_SE1_TAP_DELAYS = 13, 45 FIRMWARE_ID_GLOBAL_SE0_SE1_SKEW_DELAYS = 14, 46 FIRMWARE_ID_SDMA0_UCODE = 15, 47 FIRMWARE_ID_SDMA0_JT = 16, 48 FIRMWARE_ID_SDMA1_UCODE = 17, 49 FIRMWARE_ID_SDMA1_JT = 18, 50 FIRMWARE_ID_CP_CE = 19, 51 FIRMWARE_ID_CP_PFP = 20, 52 FIRMWARE_ID_CP_ME = 21, 53 FIRMWARE_ID_CP_MEC = 22, 54 FIRMWARE_ID_CP_MES = 23, 55 FIRMWARE_ID_MES_STACK = 24, 56 FIRMWARE_ID_RLC_SRM_DRAM_SR = 25, 57 FIRMWARE_ID_RLCG_SCRATCH_SR = 26, 58 FIRMWARE_ID_RLCP_SCRATCH_SR = 27, 59 FIRMWARE_ID_RLCV_SCRATCH_SR = 28, 60 FIRMWARE_ID_RLX6_DRAM_SR = 29, 61 FIRMWARE_ID_SDMA0_PG_CONTEXT = 30, 62 FIRMWARE_ID_SDMA1_PG_CONTEXT = 31, 63 FIRMWARE_ID_GLOBAL_MUX_SELECT_RAM = 32, 64 FIRMWARE_ID_SE0_MUX_SELECT_RAM = 33, 65 FIRMWARE_ID_SE1_MUX_SELECT_RAM = 34, 66 FIRMWARE_ID_ACCUM_CTRL_RAM = 35, 67 FIRMWARE_ID_RLCP_CAM = 36, 68 FIRMWARE_ID_RLC_SPP_CAM_EXT = 37, 69 FIRMWARE_ID_MAX = 38, 70 } FIRMWARE_ID; 71 72 typedef struct _RLC_TABLE_OF_CONTENT { 73 union { 74 unsigned int DW0; 75 struct { 76 unsigned int offset : 25; 77 unsigned int id : 7; 78 }; 79 }; 80 81 union { 82 unsigned int DW1; 83 struct { 84 unsigned int load_at_boot : 1; 85 unsigned int load_at_vddgfx : 1; 86 unsigned int load_at_reset : 1; 87 unsigned int memory_destination : 2; 88 unsigned int vfflr_image_code : 4; 89 unsigned int load_mode_direct : 1; 90 unsigned int save_for_vddgfx : 1; 91 unsigned int save_for_vfflr : 1; 92 unsigned int reserved : 1; 93 unsigned int signed_source : 1; 94 unsigned int size : 18; 95 }; 96 }; 97 98 union { 99 unsigned int DW2; 100 struct { 101 unsigned int indirect_addr_reg : 16; 102 unsigned int index : 16; 103 }; 104 }; 105 106 union { 107 unsigned int DW3; 108 struct { 109 unsigned int indirect_data_reg : 16; 110 unsigned int indirect_start_offset : 16; 111 }; 112 }; 113 } RLC_TABLE_OF_CONTENT; 114 115 #define RLC_TOC_MAX_SIZE 64 116 117 struct amdgpu_rlc_funcs { 118 bool (*is_rlc_enabled)(struct amdgpu_device *adev); 119 void (*set_safe_mode)(struct amdgpu_device *adev); 120 void (*unset_safe_mode)(struct amdgpu_device *adev); 121 int (*init)(struct amdgpu_device *adev); 122 u32 (*get_csb_size)(struct amdgpu_device *adev); 123 void (*get_csb_buffer)(struct amdgpu_device *adev, volatile u32 *buffer); 124 int (*get_cp_table_num)(struct amdgpu_device *adev); 125 int (*resume)(struct amdgpu_device *adev); 126 void (*stop)(struct amdgpu_device *adev); 127 void (*reset)(struct amdgpu_device *adev); 128 void (*start)(struct amdgpu_device *adev); 129 void (*update_spm_vmid)(struct amdgpu_device *adev, unsigned vmid); 130 void (*rlcg_wreg)(struct amdgpu_device *adev, u32 offset, u32 v, u32 flag); 131 u32 (*rlcg_rreg)(struct amdgpu_device *adev, u32 offset, u32 flag); 132 bool (*is_rlcg_access_range)(struct amdgpu_device *adev, uint32_t reg); 133 }; 134 135 struct amdgpu_rlc { 136 /* for power gating */ 137 struct amdgpu_bo *save_restore_obj; 138 uint64_t save_restore_gpu_addr; 139 volatile uint32_t *sr_ptr; 140 const u32 *reg_list; 141 u32 reg_list_size; 142 /* for clear state */ 143 struct amdgpu_bo *clear_state_obj; 144 uint64_t clear_state_gpu_addr; 145 volatile uint32_t *cs_ptr; 146 const struct cs_section_def *cs_data; 147 u32 clear_state_size; 148 /* for cp tables */ 149 struct amdgpu_bo *cp_table_obj; 150 uint64_t cp_table_gpu_addr; 151 volatile uint32_t *cp_table_ptr; 152 u32 cp_table_size; 153 154 /* safe mode for updating CG/PG state */ 155 bool in_safe_mode; 156 const struct amdgpu_rlc_funcs *funcs; 157 158 /* for firmware data */ 159 u32 save_and_restore_offset; 160 u32 clear_state_descriptor_offset; 161 u32 avail_scratch_ram_locations; 162 u32 reg_restore_list_size; 163 u32 reg_list_format_start; 164 u32 reg_list_format_separate_start; 165 u32 starting_offsets_start; 166 u32 reg_list_format_size_bytes; 167 u32 reg_list_size_bytes; 168 u32 reg_list_format_direct_reg_list_length; 169 u32 save_restore_list_cntl_size_bytes; 170 u32 save_restore_list_gpm_size_bytes; 171 u32 save_restore_list_srm_size_bytes; 172 u32 rlc_iram_ucode_size_bytes; 173 u32 rlc_dram_ucode_size_bytes; 174 175 u32 *register_list_format; 176 u32 *register_restore; 177 u8 *save_restore_list_cntl; 178 u8 *save_restore_list_gpm; 179 u8 *save_restore_list_srm; 180 u8 *rlc_iram_ucode; 181 u8 *rlc_dram_ucode; 182 183 bool is_rlc_v2_1; 184 185 /* for rlc autoload */ 186 struct amdgpu_bo *rlc_autoload_bo; 187 u64 rlc_autoload_gpu_addr; 188 void *rlc_autoload_ptr; 189 190 /* rlc toc buffer */ 191 struct amdgpu_bo *rlc_toc_bo; 192 uint64_t rlc_toc_gpu_addr; 193 void *rlc_toc_buf; 194 }; 195 196 void amdgpu_gfx_rlc_enter_safe_mode(struct amdgpu_device *adev); 197 void amdgpu_gfx_rlc_exit_safe_mode(struct amdgpu_device *adev); 198 int amdgpu_gfx_rlc_init_sr(struct amdgpu_device *adev, u32 dws); 199 int amdgpu_gfx_rlc_init_csb(struct amdgpu_device *adev); 200 int amdgpu_gfx_rlc_init_cpt(struct amdgpu_device *adev); 201 void amdgpu_gfx_rlc_setup_cp_table(struct amdgpu_device *adev); 202 void amdgpu_gfx_rlc_fini(struct amdgpu_device *adev); 203 204 #endif 205