mirror of
https://github.com/torvalds/linux.git
synced 2024-11-18 18:11:56 +00:00
e8a9539fa0
This properly implemented dynamic state adjustment by using a working copy of the requested and current power states. Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
161 lines
5.9 KiB
C
161 lines
5.9 KiB
C
/*
|
|
* 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 __CYPRESS_DPM_H__
|
|
#define __CYPRESS_DPM_H__
|
|
|
|
#include "rv770_dpm.h"
|
|
#include "evergreen_smc.h"
|
|
|
|
struct evergreen_mc_reg_entry {
|
|
u32 mclk_max;
|
|
u32 mc_data[SMC_EVERGREEN_MC_REGISTER_ARRAY_SIZE];
|
|
};
|
|
|
|
struct evergreen_mc_reg_table {
|
|
u8 last;
|
|
u8 num_entries;
|
|
u16 valid_flag;
|
|
struct evergreen_mc_reg_entry mc_reg_table_entry[MAX_AC_TIMING_ENTRIES];
|
|
SMC_Evergreen_MCRegisterAddress mc_reg_address[SMC_EVERGREEN_MC_REGISTER_ARRAY_SIZE];
|
|
};
|
|
|
|
struct evergreen_ulv_param {
|
|
bool supported;
|
|
struct rv7xx_pl *pl;
|
|
};
|
|
|
|
struct evergreen_arb_registers {
|
|
u32 mc_arb_dram_timing;
|
|
u32 mc_arb_dram_timing2;
|
|
u32 mc_arb_rfsh_rate;
|
|
u32 mc_arb_burst_time;
|
|
};
|
|
|
|
struct at {
|
|
u32 rlp;
|
|
u32 rmp;
|
|
u32 lhp;
|
|
u32 lmp;
|
|
};
|
|
|
|
struct evergreen_power_info {
|
|
/* must be first! */
|
|
struct rv7xx_power_info rv7xx;
|
|
/* flags */
|
|
bool vddci_control;
|
|
bool dynamic_ac_timing;
|
|
bool abm;
|
|
bool mcls;
|
|
bool light_sleep;
|
|
bool memory_transition;
|
|
bool pcie_performance_request;
|
|
bool pcie_performance_request_registered;
|
|
bool sclk_deep_sleep;
|
|
bool dll_default_on;
|
|
bool ls_clock_gating;
|
|
bool smu_uvd_hs;
|
|
bool uvd_enabled;
|
|
/* stored values */
|
|
u16 acpi_vddci;
|
|
u8 mvdd_high_index;
|
|
u8 mvdd_low_index;
|
|
u32 mclk_edc_wr_enable_threshold;
|
|
struct evergreen_mc_reg_table mc_reg_table;
|
|
struct atom_voltage_table vddc_voltage_table;
|
|
struct atom_voltage_table vddci_voltage_table;
|
|
struct evergreen_arb_registers bootup_arb_registers;
|
|
struct evergreen_ulv_param ulv;
|
|
struct at ats[2];
|
|
/* smc offsets */
|
|
u16 mc_reg_table_start;
|
|
struct radeon_ps current_rps;
|
|
struct rv7xx_ps current_ps;
|
|
struct radeon_ps requested_rps;
|
|
struct rv7xx_ps requested_ps;
|
|
};
|
|
|
|
#define CYPRESS_HASI_DFLT 400000
|
|
#define CYPRESS_MGCGTTLOCAL0_DFLT 0x00000000
|
|
#define CYPRESS_MGCGTTLOCAL1_DFLT 0x00000000
|
|
#define CYPRESS_MGCGTTLOCAL2_DFLT 0x00000000
|
|
#define CYPRESS_MGCGTTLOCAL3_DFLT 0x00000000
|
|
#define CYPRESS_MGCGCGTSSMCTRL_DFLT 0x81944bc0
|
|
#define REDWOOD_MGCGCGTSSMCTRL_DFLT 0x6e944040
|
|
#define CEDAR_MGCGCGTSSMCTRL_DFLT 0x46944040
|
|
#define CYPRESS_VRC_DFLT 0xC00033
|
|
|
|
#define PCIE_PERF_REQ_REMOVE_REGISTRY 0
|
|
#define PCIE_PERF_REQ_FORCE_LOWPOWER 1
|
|
#define PCIE_PERF_REQ_PECI_GEN1 2
|
|
#define PCIE_PERF_REQ_PECI_GEN2 3
|
|
#define PCIE_PERF_REQ_PECI_GEN3 4
|
|
|
|
int cypress_convert_power_level_to_smc(struct radeon_device *rdev,
|
|
struct rv7xx_pl *pl,
|
|
RV770_SMC_HW_PERFORMANCE_LEVEL *level,
|
|
u8 watermark_level);
|
|
int cypress_populate_smc_acpi_state(struct radeon_device *rdev,
|
|
RV770_SMC_STATETABLE *table);
|
|
int cypress_populate_smc_voltage_tables(struct radeon_device *rdev,
|
|
RV770_SMC_STATETABLE *table);
|
|
int cypress_populate_smc_initial_state(struct radeon_device *rdev,
|
|
struct radeon_ps *radeon_initial_state,
|
|
RV770_SMC_STATETABLE *table);
|
|
u32 cypress_calculate_burst_time(struct radeon_device *rdev,
|
|
u32 engine_clock, u32 memory_clock);
|
|
void cypress_notify_link_speed_change_before_state_change(struct radeon_device *rdev,
|
|
struct radeon_ps *radeon_new_state,
|
|
struct radeon_ps *radeon_current_state);
|
|
int cypress_upload_sw_state(struct radeon_device *rdev,
|
|
struct radeon_ps *radeon_new_state);
|
|
int cypress_upload_mc_reg_table(struct radeon_device *rdev,
|
|
struct radeon_ps *radeon_new_state);
|
|
void cypress_program_memory_timing_parameters(struct radeon_device *rdev,
|
|
struct radeon_ps *radeon_new_state);
|
|
void cypress_notify_link_speed_change_after_state_change(struct radeon_device *rdev,
|
|
struct radeon_ps *radeon_new_state,
|
|
struct radeon_ps *radeon_current_state);
|
|
int cypress_construct_voltage_tables(struct radeon_device *rdev);
|
|
int cypress_get_mvdd_configuration(struct radeon_device *rdev);
|
|
void cypress_enable_spread_spectrum(struct radeon_device *rdev,
|
|
bool enable);
|
|
void cypress_enable_display_gap(struct radeon_device *rdev);
|
|
int cypress_get_table_locations(struct radeon_device *rdev);
|
|
int cypress_populate_mc_reg_table(struct radeon_device *rdev,
|
|
struct radeon_ps *radeon_boot_state);
|
|
void cypress_program_response_times(struct radeon_device *rdev);
|
|
int cypress_notify_smc_display_change(struct radeon_device *rdev,
|
|
bool has_display);
|
|
void cypress_enable_sclk_control(struct radeon_device *rdev,
|
|
bool enable);
|
|
void cypress_enable_mclk_control(struct radeon_device *rdev,
|
|
bool enable);
|
|
void cypress_start_dpm(struct radeon_device *rdev);
|
|
void cypress_advertise_gen2_capability(struct radeon_device *rdev);
|
|
u32 cypress_map_clkf_to_ibias(struct radeon_device *rdev, u32 clkf);
|
|
u8 cypress_get_mclk_frequency_ratio(struct radeon_device *rdev,
|
|
u32 memory_clock, bool strobe_mode);
|
|
u8 cypress_get_strobe_mode_settings(struct radeon_device *rdev, u32 mclk);
|
|
|
|
#endif
|