diff options
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_atombios.h')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_atombios.h | 206 |
1 files changed, 206 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_atombios.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_atombios.h new file mode 100644 index 000000000000..0ebb959ea435 --- /dev/null +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_atombios.h @@ -0,0 +1,206 @@ +/* + * 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 { + u32 post_div; + union { + struct { +#ifdef __BIG_ENDIAN + u32 reserved : 6; + u32 whole_fb_div : 12; + u32 frac_fb_div : 14; +#else + u32 frac_fb_div : 14; + u32 whole_fb_div : 12; + u32 reserved : 6; +#endif + }; + u32 fb_div; + }; + u32 ref_div; + bool enable_post_div; + bool enable_dithen; + u32 vco_mode; + u32 real_clock; + /* added for CI */ + u32 post_divider; + u32 flags; +}; + +struct atom_mpll_param { + union { + struct { +#ifdef __BIG_ENDIAN + u32 reserved : 8; + u32 clkfrac : 12; + u32 clkf : 12; +#else + u32 clkf : 12; + u32 clkfrac : 12; + u32 reserved : 8; +#endif + }; + u32 fb_div; + }; + u32 post_div; + u32 bwcntl; + u32 dll_speed; + u32 vco_mode; + u32 yclk_sel; + u32 qdr; + u32 half_rate; +}; + +#define MEM_TYPE_GDDR5 0x50 +#define MEM_TYPE_GDDR4 0x40 +#define MEM_TYPE_GDDR3 0x30 +#define MEM_TYPE_DDR2 0x20 +#define MEM_TYPE_GDDR1 0x10 +#define MEM_TYPE_DDR3 0xb0 +#define MEM_TYPE_MASK 0xf0 + +struct atom_memory_info { + u8 mem_vendor; + u8 mem_type; +}; + +#define MAX_AC_TIMING_ENTRIES 16 + +struct atom_memory_clock_range_table +{ + u8 num_entries; + u8 rsv[3]; + u32 mclk[MAX_AC_TIMING_ENTRIES]; +}; + +#define VBIOS_MC_REGISTER_ARRAY_SIZE 32 +#define VBIOS_MAX_AC_TIMING_ENTRIES 20 + +struct atom_mc_reg_entry { + u32 mclk_max; + u32 mc_data[VBIOS_MC_REGISTER_ARRAY_SIZE]; +}; + +struct atom_mc_register_address { + u16 s1; + u8 pre_reg_data; +}; + +struct atom_mc_reg_table { + u8 last; + u8 num_entries; + struct atom_mc_reg_entry mc_reg_table_entry[VBIOS_MAX_AC_TIMING_ENTRIES]; + struct atom_mc_register_address mc_reg_address[VBIOS_MC_REGISTER_ARRAY_SIZE]; +}; + +#define MAX_VOLTAGE_ENTRIES 32 + +struct atom_voltage_table_entry +{ + u16 value; + u32 smio_low; +}; + +struct atom_voltage_table +{ + u32 count; + u32 mask_low; + u32 phase_delay; + struct atom_voltage_table_entry entries[MAX_VOLTAGE_ENTRIES]; +}; + +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_get_connector_info_from_object_table(struct amdgpu_device *adev); + +int amdgpu_atombios_get_clock_info(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); + +int amdgpu_atombios_get_memory_pll_dividers(struct amdgpu_device *adev, + u32 clock, + bool strobe_mode, + struct atom_mpll_param *mpll_param); + +uint32_t amdgpu_atombios_get_engine_clock(struct amdgpu_device *adev); +uint32_t amdgpu_atombios_get_memory_clock(struct amdgpu_device *adev); +void amdgpu_atombios_set_engine_clock(struct amdgpu_device *adev, + uint32_t eng_clock); +void amdgpu_atombios_set_memory_clock(struct amdgpu_device *adev, + uint32_t mem_clock); +void amdgpu_atombios_set_voltage(struct amdgpu_device *adev, + u16 voltage_level, + u8 voltage_type); + +void amdgpu_atombios_set_engine_dram_timings(struct amdgpu_device *adev, + u32 eng_clock, u32 mem_clock); + +int amdgpu_atombios_get_leakage_id_from_vbios(struct amdgpu_device *adev, + u16 *leakage_id); + +int amdgpu_atombios_get_leakage_vddc_based_on_leakage_params(struct amdgpu_device *adev, + u16 *vddc, u16 *vddci, + u16 virtual_voltage_id, + u16 vbios_voltage_id); + +int amdgpu_atombios_get_voltage_evv(struct amdgpu_device *adev, + u16 virtual_voltage_id, + u16 *voltage); + +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); + +void amdgpu_atombios_scratch_regs_lock(struct amdgpu_device *adev, bool lock); +void amdgpu_atombios_scratch_regs_init(struct amdgpu_device *adev); +void amdgpu_atombios_scratch_regs_save(struct amdgpu_device *adev); +void amdgpu_atombios_scratch_regs_restore(struct amdgpu_device *adev); + +void amdgpu_atombios_copy_swap(u8 *dst, u8 *src, u8 num_bytes, bool to_le); + +#endif |