linux/drivers/gpu/drm/amd/amdgpu/amdgpu_atombios.h

/*
 * 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_ATOMBIOS_H__
#define __AMDGPU_ATOMBIOS_H__

struct atom_clock_dividers { … };

struct atom_mpll_param { … };

#define MEM_TYPE_GDDR5 …
#define MEM_TYPE_GDDR4 …
#define MEM_TYPE_GDDR3 …
#define MEM_TYPE_DDR2 …
#define MEM_TYPE_GDDR1 …
#define MEM_TYPE_DDR3 …
#define MEM_TYPE_MASK …

struct atom_memory_info { … };

#define MAX_AC_TIMING_ENTRIES …

struct atom_memory_clock_range_table { … };

#define VBIOS_MC_REGISTER_ARRAY_SIZE …
#define VBIOS_MAX_AC_TIMING_ENTRIES …

struct atom_mc_reg_entry { … };

struct atom_mc_register_address { … };

struct atom_mc_reg_table { … };

#define MAX_VOLTAGE_ENTRIES …

struct atom_voltage_table_entry { … };

struct atom_voltage_table { … };

struct amdgpu_gpio_rec
amdgpu_atombios_lookup_gpio(struct amdgpu_device *adev,
			    u8 id);

struct amdgpu_i2c_bus_rec amdgpu_atombios_lookup_i2c_gpio(struct amdgpu_device *adev,
							  uint8_t id);
void amdgpu_atombios_i2c_init(struct amdgpu_device *adev);

bool amdgpu_atombios_has_dce_engine_info(struct amdgpu_device *adev);

bool amdgpu_atombios_get_connector_info_from_object_table(struct amdgpu_device *adev);

int amdgpu_atombios_get_clock_info(struct amdgpu_device *adev);

int amdgpu_atombios_get_gfx_info(struct amdgpu_device *adev);

int amdgpu_atombios_get_vram_width(struct amdgpu_device *adev);

bool amdgpu_atombios_get_asic_ss_info(struct amdgpu_device *adev,
				      struct amdgpu_atom_ss *ss,
				      int id, u32 clock);

int amdgpu_atombios_get_clock_dividers(struct amdgpu_device *adev,
				       u8 clock_type,
				       u32 clock,
				       bool strobe_mode,
				       struct atom_clock_dividers *dividers);

#ifdef CONFIG_DRM_AMDGPU_SI
int amdgpu_atombios_get_memory_pll_dividers(struct amdgpu_device *adev,
					    u32 clock,
					    bool strobe_mode,
					    struct atom_mpll_param *mpll_param);

void amdgpu_atombios_set_engine_dram_timings(struct amdgpu_device *adev,
					     u32 eng_clock, u32 mem_clock);

bool
amdgpu_atombios_is_voltage_gpio(struct amdgpu_device *adev,
				u8 voltage_type, u8 voltage_mode);

int amdgpu_atombios_get_voltage_table(struct amdgpu_device *adev,
				      u8 voltage_type, u8 voltage_mode,
				      struct atom_voltage_table *voltage_table);

int amdgpu_atombios_init_mc_reg_table(struct amdgpu_device *adev,
				      u8 module_index,
				      struct atom_mc_reg_table *reg_table);
int amdgpu_atombios_get_max_vddc(struct amdgpu_device *adev, u8 voltage_type,
			     u16 voltage_id, u16 *voltage);
int amdgpu_atombios_get_leakage_vddc_based_on_leakage_idx(struct amdgpu_device *adev,
						      u16 *voltage,
						      u16 leakage_idx);
void amdgpu_atombios_get_default_voltages(struct amdgpu_device *adev,
					  u16 *vddc, u16 *vddci, u16 *mvdd);
int amdgpu_atombios_get_svi2_info(struct amdgpu_device *adev,
			      u8 voltage_type,
			      u8 *svd_gpio_id, u8 *svc_gpio_id);
#endif

bool amdgpu_atombios_has_gpu_virtualization_table(struct amdgpu_device *adev);

void amdgpu_atombios_scratch_regs_lock(struct amdgpu_device *adev, bool lock);
void amdgpu_atombios_scratch_regs_engine_hung(struct amdgpu_device *adev,
					      bool hung);
void amdgpu_atombios_scratch_regs_set_backlight_level(struct amdgpu_device *adev,
						      u32 backlight_level);
bool amdgpu_atombios_scratch_need_asic_init(struct amdgpu_device *adev);

void amdgpu_atombios_copy_swap(u8 *dst, u8 *src, u8 num_bytes, bool to_le);
int amdgpu_atombios_get_clock_dividers(struct amdgpu_device *adev,
				       u8 clock_type,
				       u32 clock,
				       bool strobe_mode,
				       struct atom_clock_dividers *dividers);

int amdgpu_atombios_get_data_table(struct amdgpu_device *adev,
				   uint32_t table,
				   uint16_t *size,
				   uint8_t *frev,
				   uint8_t *crev,
				   uint8_t **addr);

void amdgpu_atombios_fini(struct amdgpu_device *adev);
int amdgpu_atombios_init(struct amdgpu_device *adev);
int amdgpu_atombios_sysfs_init(struct amdgpu_device *adev);

#endif