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/*
* Copyright 2011 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 __RV770_DPM_H__
#define __RV770_DPM_H__
#include "rv770_smc.h"
struct rv770_clock_registers {
u32 cg_spll_func_cntl;
u32 cg_spll_func_cntl_2;
u32 cg_spll_func_cntl_3;
u32 cg_spll_spread_spectrum;
u32 cg_spll_spread_spectrum_2;
u32 mpll_ad_func_cntl;
u32 mpll_ad_func_cntl_2;
u32 mpll_dq_func_cntl;
u32 mpll_dq_func_cntl_2;
u32 mclk_pwrmgt_cntl;
u32 dll_cntl;
u32 mpll_ss1;
u32 mpll_ss2;
};
struct rv730_clock_registers {
u32 cg_spll_func_cntl;
u32 cg_spll_func_cntl_2;
u32 cg_spll_func_cntl_3;
u32 cg_spll_spread_spectrum;
u32 cg_spll_spread_spectrum_2;
u32 mclk_pwrmgt_cntl;
u32 dll_cntl;
u32 mpll_func_cntl;
u32 mpll_func_cntl2;
u32 mpll_func_cntl3;
u32 mpll_ss;
u32 mpll_ss2;
};
union r7xx_clock_registers {
struct rv770_clock_registers rv770;
struct rv730_clock_registers rv730;
};
struct vddc_table_entry {
u16 vddc;
u8 vddc_index;
u8 high_smio;
u32 low_smio;
};
#define MAX_NO_OF_MVDD_VALUES 2
#define MAX_NO_VREG_STEPS 32
struct rv7xx_power_info {
/* flags */
bool mem_gddr5;
bool pcie_gen2;
bool dynamic_pcie_gen2;
bool acpi_pcie_gen2;
bool boot_in_gen2;
bool voltage_control; /* vddc */
bool mvdd_control;
bool sclk_ss;
bool mclk_ss;
bool dynamic_ss;
bool gfx_clock_gating;
bool mg_clock_gating;
bool mgcgtssm;
bool power_gating;
bool thermal_protection;
bool display_gap;
bool dcodt;
bool ulps;
/* registers */
union r7xx_clock_registers clk_regs;
u32 s0_vid_lower_smio_cntl;
/* voltage */
u32 vddc_mask_low;
u32 mvdd_mask_low;
u32 mvdd_split_frequency;
u32 mvdd_low_smio[MAX_NO_OF_MVDD_VALUES];
u16 max_vddc;
u16 max_vddc_in_table;
u16 min_vddc_in_table;
struct vddc_table_entry vddc_table[MAX_NO_VREG_STEPS];
u8 valid_vddc_entries;
/* dc odt */
u32 mclk_odt_threshold;
u8 odt_value_0[2];
u8 odt_value_1[2];
/* stored values */
u32 boot_sclk;
u16 acpi_vddc;
u32 ref_div;
u32 active_auto_throttle_sources;
u32 mclk_stutter_mode_threshold;
u32 mclk_strobe_mode_threshold;
u32 mclk_edc_enable_threshold;
u32 bsp;
u32 bsu;
u32 pbsp;
u32 pbsu;
u32 dsp;
u32 psp;
u32 asi;
u32 pasi;
u32 vrc;
u32 restricted_levels;
u32 rlp;
u32 rmp;
u32 lhp;
u32 lmp;
/* smc offsets */
u16 state_table_start;
u16 soft_regs_start;
u16 sram_end;
/* scratch structs */
RV770_SMC_STATETABLE smc_statetable;
};
struct rv7xx_pl {
u32 sclk;
u32 mclk;
u16 vddc;
u16 vddci; /* eg+ only */
u32 flags;
enum radeon_pcie_gen pcie_gen; /* si+ only */
};
struct rv7xx_ps {
struct rv7xx_pl high;
struct rv7xx_pl medium;
struct rv7xx_pl low;
bool dc_compatible;
};
#define RV770_RLP_DFLT 10
#define RV770_RMP_DFLT 25
#define RV770_LHP_DFLT 25
#define RV770_LMP_DFLT 10
#define RV770_VRC_DFLT 0x003f
#define RV770_ASI_DFLT 1000
#define RV770_HASI_DFLT 200000
#define RV770_MGCGTTLOCAL0_DFLT 0x00100000
#define RV7XX_MGCGTTLOCAL0_DFLT 0
#define RV770_MGCGTTLOCAL1_DFLT 0xFFFF0000
#define RV770_MGCGCGTSSMCTRL_DFLT 0x55940000
#define MVDD_LOW_INDEX 0
#define MVDD_HIGH_INDEX 1
#define MVDD_LOW_VALUE 0
#define MVDD_HIGH_VALUE 0xffff
#define RV770_DEFAULT_VCLK_FREQ 53300 /* 10 khz */
#define RV770_DEFAULT_DCLK_FREQ 40000 /* 10 khz */
/* rv730/rv710 */
int rv730_populate_sclk_value(struct radeon_device *rdev,
u32 engine_clock,
RV770_SMC_SCLK_VALUE *sclk);
int rv730_populate_mclk_value(struct radeon_device *rdev,
u32 engine_clock, u32 memory_clock,
LPRV7XX_SMC_MCLK_VALUE mclk);
void rv730_read_clock_registers(struct radeon_device *rdev);
int rv730_populate_smc_acpi_state(struct radeon_device *rdev,
RV770_SMC_STATETABLE *table);
int rv730_populate_smc_initial_state(struct radeon_device *rdev,
struct radeon_ps *radeon_initial_state,
RV770_SMC_STATETABLE *table);
void rv730_program_memory_timing_parameters(struct radeon_device *rdev,
struct radeon_ps *radeon_state);
void rv730_power_gating_enable(struct radeon_device *rdev,
bool enable);
void rv730_start_dpm(struct radeon_device *rdev);
void rv730_stop_dpm(struct radeon_device *rdev);
void rv730_program_dcodt(struct radeon_device *rdev, bool use_dcodt);
void rv730_get_odt_values(struct radeon_device *rdev);
/* rv740 */
int rv740_populate_sclk_value(struct radeon_device *rdev, u32 engine_clock,
RV770_SMC_SCLK_VALUE *sclk);
int rv740_populate_mclk_value(struct radeon_device *rdev,
u32 engine_clock, u32 memory_clock,
RV7XX_SMC_MCLK_VALUE *mclk);
void rv740_read_clock_registers(struct radeon_device *rdev);
int rv740_populate_smc_acpi_state(struct radeon_device *rdev,
RV770_SMC_STATETABLE *table);
void rv740_enable_mclk_spread_spectrum(struct radeon_device *rdev,
bool enable);
u8 rv740_get_mclk_frequency_ratio(u32 memory_clock);
u32 rv740_get_dll_speed(bool is_gddr5, u32 memory_clock);
u32 rv740_get_decoded_reference_divider(u32 encoded_ref);
/* rv770 */
u32 rv770_map_clkf_to_ibias(struct radeon_device *rdev, u32 clkf);
int rv770_populate_vddc_value(struct radeon_device *rdev, u16 vddc,
RV770_SMC_VOLTAGE_VALUE *voltage);
int rv770_populate_mvdd_value(struct radeon_device *rdev, u32 mclk,
RV770_SMC_VOLTAGE_VALUE *voltage);
u8 rv770_get_seq_value(struct radeon_device *rdev,
struct rv7xx_pl *pl);
int rv770_populate_initial_mvdd_value(struct radeon_device *rdev,
RV770_SMC_VOLTAGE_VALUE *voltage);
u32 rv770_calculate_memory_refresh_rate(struct radeon_device *rdev,
u32 engine_clock);
void rv770_program_response_times(struct radeon_device *rdev);
int rv770_populate_smc_sp(struct radeon_device *rdev,
struct radeon_ps *radeon_state,
RV770_SMC_SWSTATE *smc_state);
int rv770_populate_smc_t(struct radeon_device *rdev,
struct radeon_ps *radeon_state,
RV770_SMC_SWSTATE *smc_state);
void rv770_read_voltage_smio_registers(struct radeon_device *rdev);
void rv770_get_memory_type(struct radeon_device *rdev);
void r7xx_start_smc(struct radeon_device *rdev);
u8 rv770_get_memory_module_index(struct radeon_device *rdev);
void rv770_get_max_vddc(struct radeon_device *rdev);
void rv770_get_pcie_gen2_status(struct radeon_device *rdev);
void rv770_enable_acpi_pm(struct radeon_device *rdev);
void rv770_restore_cgcg(struct radeon_device *rdev);
bool rv770_dpm_enabled(struct radeon_device *rdev);
void rv770_enable_voltage_control(struct radeon_device *rdev,
bool enable);
void rv770_enable_backbias(struct radeon_device *rdev,
bool enable);
void rv770_enable_thermal_protection(struct radeon_device *rdev,
bool enable);
void rv770_enable_auto_throttle_source(struct radeon_device *rdev,
enum radeon_dpm_auto_throttle_src source,
bool enable);
void rv770_setup_bsp(struct radeon_device *rdev);
void rv770_program_git(struct radeon_device *rdev);
void rv770_program_tp(struct radeon_device *rdev);
void rv770_program_tpp(struct radeon_device *rdev);
void rv770_program_sstp(struct radeon_device *rdev);
void rv770_program_engine_speed_parameters(struct radeon_device *rdev);
void rv770_program_vc(struct radeon_device *rdev);
void rv770_clear_vc(struct radeon_device *rdev);
int rv770_upload_firmware(struct radeon_device *rdev);
void rv770_stop_dpm(struct radeon_device *rdev);
void r7xx_stop_smc(struct radeon_device *rdev);
void rv770_reset_smio_status(struct radeon_device *rdev);
int rv770_restrict_performance_levels_before_switch(struct radeon_device *rdev);
int rv770_dpm_force_performance_level(struct radeon_device *rdev,
enum radeon_dpm_forced_level level);
int rv770_halt_smc(struct radeon_device *rdev);
int rv770_resume_smc(struct radeon_device *rdev);
int rv770_set_sw_state(struct radeon_device *rdev);
int rv770_set_boot_state(struct radeon_device *rdev);
int rv7xx_parse_power_table(struct radeon_device *rdev);
void rv770_set_uvd_clock_before_set_eng_clock(struct radeon_device *rdev,
struct radeon_ps *new_ps,
struct radeon_ps *old_ps);
void rv770_set_uvd_clock_after_set_eng_clock(struct radeon_device *rdev,
struct radeon_ps *new_ps,
struct radeon_ps *old_ps);
void rv770_get_engine_memory_ss(struct radeon_device *rdev);
/* smc */
int rv770_read_smc_soft_register(struct radeon_device *rdev,
u16 reg_offset, u32 *value);
int rv770_write_smc_soft_register(struct radeon_device *rdev,
u16 reg_offset, u32 value);
#endif
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