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/*
* 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);
};
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
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