/* * 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_RLC_H__ #define __AMDGPU_RLC_H__ #include "clearstate_defs.h" /* firmware ID used in rlc toc */ typedef enum _FIRMWARE_ID_ { FIRMWARE_ID_INVALID = 0, FIRMWARE_ID_RLC_G_UCODE = 1, FIRMWARE_ID_RLC_TOC = 2, FIRMWARE_ID_RLCG_SCRATCH = 3, FIRMWARE_ID_RLC_SRM_ARAM = 4, FIRMWARE_ID_RLC_SRM_INDEX_ADDR = 5, FIRMWARE_ID_RLC_SRM_INDEX_DATA = 6, FIRMWARE_ID_RLC_P_UCODE = 7, FIRMWARE_ID_RLC_V_UCODE = 8, FIRMWARE_ID_RLX6_UCODE = 9, FIRMWARE_ID_RLX6_DRAM_BOOT = 10, FIRMWARE_ID_GLOBAL_TAP_DELAYS = 11, FIRMWARE_ID_SE0_TAP_DELAYS = 12, FIRMWARE_ID_SE1_TAP_DELAYS = 13, FIRMWARE_ID_GLOBAL_SE0_SE1_SKEW_DELAYS = 14, FIRMWARE_ID_SDMA0_UCODE = 15, FIRMWARE_ID_SDMA0_JT = 16, FIRMWARE_ID_SDMA1_UCODE = 17, FIRMWARE_ID_SDMA1_JT = 18, FIRMWARE_ID_CP_CE = 19, FIRMWARE_ID_CP_PFP = 20, FIRMWARE_ID_CP_ME = 21, FIRMWARE_ID_CP_MEC = 22, FIRMWARE_ID_CP_MES = 23, FIRMWARE_ID_MES_STACK = 24, FIRMWARE_ID_RLC_SRM_DRAM_SR = 25, FIRMWARE_ID_RLCG_SCRATCH_SR = 26, FIRMWARE_ID_RLCP_SCRATCH_SR = 27, FIRMWARE_ID_RLCV_SCRATCH_SR = 28, FIRMWARE_ID_RLX6_DRAM_SR = 29, FIRMWARE_ID_SDMA0_PG_CONTEXT = 30, FIRMWARE_ID_SDMA1_PG_CONTEXT = 31, FIRMWARE_ID_GLOBAL_MUX_SELECT_RAM = 32, FIRMWARE_ID_SE0_MUX_SELECT_RAM = 33, FIRMWARE_ID_SE1_MUX_SELECT_RAM = 34, FIRMWARE_ID_ACCUM_CTRL_RAM = 35, FIRMWARE_ID_RLCP_CAM = 36, FIRMWARE_ID_RLC_SPP_CAM_EXT = 37, FIRMWARE_ID_MAX = 38, } FIRMWARE_ID; typedef struct _RLC_TABLE_OF_CONTENT { union { unsigned int DW0; struct { unsigned int offset : 25; unsigned int id : 7; }; }; union { unsigned int DW1; struct { unsigned int load_at_boot : 1; unsigned int load_at_vddgfx : 1; unsigned int load_at_reset : 1; unsigned int memory_destination : 2; unsigned int vfflr_image_code : 4; unsigned int load_mode_direct : 1; unsigned int save_for_vddgfx : 1; unsigned int save_for_vfflr : 1; unsigned int reserved : 1; unsigned int signed_source : 1; unsigned int size : 18; }; }; union { unsigned int DW2; struct { unsigned int indirect_addr_reg : 16; unsigned int index : 16; }; }; union { unsigned int DW3; struct { unsigned int indirect_data_reg : 16; unsigned int indirect_start_offset : 16; }; }; } RLC_TABLE_OF_CONTENT; #define RLC_TOC_MAX_SIZE 64 struct amdgpu_rlc_funcs { bool (*is_rlc_enabled)(struct amdgpu_device *adev); void (*set_safe_mode)(struct amdgpu_device *adev); void (*unset_safe_mode)(struct amdgpu_device *adev); int (*init)(struct amdgpu_device *adev); u32 (*get_csb_size)(struct amdgpu_device *adev); void (*get_csb_buffer)(struct amdgpu_device *adev, volatile u32 *buffer); int (*get_cp_table_num)(struct amdgpu_device *adev); int (*resume)(struct amdgpu_device *adev); void (*stop)(struct amdgpu_device *adev); void (*reset)(struct amdgpu_device *adev); void (*start)(struct amdgpu_device *adev); void (*update_spm_vmid)(struct amdgpu_device *adev, unsigned vmid); void (*rlcg_wreg)(struct amdgpu_device *adev, u32 offset, u32 v); bool (*is_rlcg_access_range)(struct amdgpu_device *adev, uint32_t reg); }; struct amdgpu_rlc { /* for power gating */ struct amdgpu_bo *save_restore_obj; uint64_t save_restore_gpu_addr; volatile uint32_t *sr_ptr; const u32 *reg_list; u32 reg_list_size; /* for clear state */ struct amdgpu_bo *clear_state_obj; uint64_t clear_state_gpu_addr; volatile uint32_t *cs_ptr; const struct cs_section_def *cs_data; u32 clear_state_size; /* for cp tables */ struct amdgpu_bo *cp_table_obj; uint64_t cp_table_gpu_addr; volatile uint32_t *cp_table_ptr; u32 cp_table_size; /* safe mode for updating CG/PG state */ bool in_safe_mode; const struct amdgpu_rlc_funcs *funcs; /* for firmware data */ u32 save_and_restore_offset; u32 clear_state_descriptor_offset; u32 avail_scratch_ram_locations; u32 reg_restore_list_size; u32 reg_list_format_start; u32 reg_list_format_separate_start; u32 starting_offsets_start; u32 reg_list_format_size_bytes; u32 reg_list_size_bytes; u32 reg_list_format_direct_reg_list_length; u32 save_restore_list_cntl_size_bytes; u32 save_restore_list_gpm_size_bytes; u32 save_restore_list_srm_size_bytes; u32 *register_list_format; u32 *register_restore; u8 *save_restore_list_cntl; u8 *save_restore_list_gpm; u8 *save_restore_list_srm; bool is_rlc_v2_1; /* for rlc autoload */ struct amdgpu_bo *rlc_autoload_bo; u64 rlc_autoload_gpu_addr; void *rlc_autoload_ptr; /* rlc toc buffer */ struct amdgpu_bo *rlc_toc_bo; uint64_t rlc_toc_gpu_addr; void *rlc_toc_buf; }; void amdgpu_gfx_rlc_enter_safe_mode(struct amdgpu_device *adev); void amdgpu_gfx_rlc_exit_safe_mode(struct amdgpu_device *adev); int amdgpu_gfx_rlc_init_sr(struct amdgpu_device *adev, u32 dws); int amdgpu_gfx_rlc_init_csb(struct amdgpu_device *adev); int amdgpu_gfx_rlc_init_cpt(struct amdgpu_device *adev); void amdgpu_gfx_rlc_setup_cp_table(struct amdgpu_device *adev); void amdgpu_gfx_rlc_fini(struct amdgpu_device *adev); #endif