From cc8dbbb4f62aa53e604e7c61dedc03ee4e8dfed4 Mon Sep 17 00:00:00 2001 From: Alex Deucher Date: Wed, 14 Aug 2013 01:03:41 -0400 Subject: drm/radeon: add dpm support for CI dGPUs (v2) This adds dpm support for btc asics. This includes: - dynamic engine clock scaling - dynamic memory clock scaling - dynamic voltage scaling - dynamic pcie gen switching Set radeon.dpm=1 to enable. v2: remove unused radeon_atombios.c changes, make missing smc ucode non-fatal Signed-off-by: Alex Deucher --- drivers/gpu/drm/radeon/ci_dpm.h | 331 ++++++++++++++++++++++++++++++++++++++++ 1 file changed, 331 insertions(+) create mode 100644 drivers/gpu/drm/radeon/ci_dpm.h (limited to 'drivers/gpu/drm/radeon/ci_dpm.h') diff --git a/drivers/gpu/drm/radeon/ci_dpm.h b/drivers/gpu/drm/radeon/ci_dpm.h new file mode 100644 index 000000000000..de504b5ac33f --- /dev/null +++ b/drivers/gpu/drm/radeon/ci_dpm.h @@ -0,0 +1,331 @@ +/* + * Copyright 2013 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 __CI_DPM_H__ +#define __CI_DPM_H__ + +#include "ppsmc.h" + +#define SMU__NUM_SCLK_DPM_STATE 8 +#define SMU__NUM_MCLK_DPM_LEVELS 6 +#define SMU__NUM_LCLK_DPM_LEVELS 8 +#define SMU__NUM_PCIE_DPM_LEVELS 8 +#include "smu7_discrete.h" + +#define CISLANDS_MAX_HARDWARE_POWERLEVELS 2 + +struct ci_pl { + u32 mclk; + u32 sclk; + enum radeon_pcie_gen pcie_gen; + u16 pcie_lane; +}; + +struct ci_ps { + u16 performance_level_count; + bool dc_compatible; + u32 sclk_t; + struct ci_pl performance_levels[CISLANDS_MAX_HARDWARE_POWERLEVELS]; +}; + +struct ci_dpm_level { + bool enabled; + u32 value; + u32 param1; +}; + +#define CISLAND_MAX_DEEPSLEEP_DIVIDER_ID 5 +#define MAX_REGULAR_DPM_NUMBER 8 +#define CISLAND_MINIMUM_ENGINE_CLOCK 800 + +struct ci_single_dpm_table { + u32 count; + struct ci_dpm_level dpm_levels[MAX_REGULAR_DPM_NUMBER]; +}; + +struct ci_dpm_table { + struct ci_single_dpm_table sclk_table; + struct ci_single_dpm_table mclk_table; + struct ci_single_dpm_table pcie_speed_table; + struct ci_single_dpm_table vddc_table; + struct ci_single_dpm_table vddci_table; + struct ci_single_dpm_table mvdd_table; +}; + +struct ci_mc_reg_entry { + u32 mclk_max; + u32 mc_data[SMU7_DISCRETE_MC_REGISTER_ARRAY_SIZE]; +}; + +struct ci_mc_reg_table { + u8 last; + u8 num_entries; + u16 valid_flag; + struct ci_mc_reg_entry mc_reg_table_entry[MAX_AC_TIMING_ENTRIES]; + SMU7_Discrete_MCRegisterAddress mc_reg_address[SMU7_DISCRETE_MC_REGISTER_ARRAY_SIZE]; +}; + +struct ci_ulv_parm +{ + bool supported; + u32 cg_ulv_parameter; + u32 volt_change_delay; + struct ci_pl pl; +}; + +#define CISLANDS_MAX_LEAKAGE_COUNT 8 + +struct ci_leakage_voltage { + u16 count; + u16 leakage_id[CISLANDS_MAX_LEAKAGE_COUNT]; + u16 actual_voltage[CISLANDS_MAX_LEAKAGE_COUNT]; +}; + +struct ci_dpm_level_enable_mask { + u32 uvd_dpm_enable_mask; + u32 vce_dpm_enable_mask; + u32 acp_dpm_enable_mask; + u32 samu_dpm_enable_mask; + u32 sclk_dpm_enable_mask; + u32 mclk_dpm_enable_mask; + u32 pcie_dpm_enable_mask; +}; + +struct ci_vbios_boot_state +{ + u16 mvdd_bootup_value; + u16 vddc_bootup_value; + u16 vddci_bootup_value; + u32 sclk_bootup_value; + u32 mclk_bootup_value; + u16 pcie_gen_bootup_value; + u16 pcie_lane_bootup_value; +}; + +struct ci_clock_registers { + u32 cg_spll_func_cntl; + u32 cg_spll_func_cntl_2; + u32 cg_spll_func_cntl_3; + u32 cg_spll_func_cntl_4; + u32 cg_spll_spread_spectrum; + u32 cg_spll_spread_spectrum_2; + u32 dll_cntl; + u32 mclk_pwrmgt_cntl; + u32 mpll_ad_func_cntl; + u32 mpll_dq_func_cntl; + u32 mpll_func_cntl; + u32 mpll_func_cntl_1; + u32 mpll_func_cntl_2; + u32 mpll_ss1; + u32 mpll_ss2; +}; + +struct ci_thermal_temperature_setting { + s32 temperature_low; + s32 temperature_high; + s32 temperature_shutdown; +}; + +struct ci_pcie_perf_range { + u16 max; + u16 min; +}; + +enum ci_pt_config_reg_type { + CISLANDS_CONFIGREG_MMR = 0, + CISLANDS_CONFIGREG_SMC_IND, + CISLANDS_CONFIGREG_DIDT_IND, + CISLANDS_CONFIGREG_CACHE, + CISLANDS_CONFIGREG_MAX +}; + +#define POWERCONTAINMENT_FEATURE_BAPM 0x00000001 +#define POWERCONTAINMENT_FEATURE_TDCLimit 0x00000002 +#define POWERCONTAINMENT_FEATURE_PkgPwrLimit 0x00000004 + +struct ci_pt_config_reg { + u32 offset; + u32 mask; + u32 shift; + u32 value; + enum ci_pt_config_reg_type type; +}; + +struct ci_pt_defaults { + u8 svi_load_line_en; + u8 svi_load_line_vddc; + u8 tdc_vddc_throttle_release_limit_perc; + u8 tdc_mawt; + u8 tdc_waterfall_ctl; + u8 dte_ambient_temp_base; + u32 display_cac; + u32 bapm_temp_gradient; + u16 bapmti_r[SMU7_DTE_ITERATIONS * SMU7_DTE_SOURCES * SMU7_DTE_SINKS]; + u16 bapmti_rc[SMU7_DTE_ITERATIONS * SMU7_DTE_SOURCES * SMU7_DTE_SINKS]; +}; + +#define DPMTABLE_OD_UPDATE_SCLK 0x00000001 +#define DPMTABLE_OD_UPDATE_MCLK 0x00000002 +#define DPMTABLE_UPDATE_SCLK 0x00000004 +#define DPMTABLE_UPDATE_MCLK 0x00000008 + +struct ci_power_info { + struct ci_dpm_table dpm_table; + u32 voltage_control; + u32 mvdd_control; + u32 vddci_control; + u32 active_auto_throttle_sources; + struct ci_clock_registers clock_registers; + u16 acpi_vddc; + u16 acpi_vddci; + enum radeon_pcie_gen force_pcie_gen; + enum radeon_pcie_gen acpi_pcie_gen; + struct ci_leakage_voltage vddc_leakage; + struct ci_leakage_voltage vddci_leakage; + u16 max_vddc_in_pp_table; + u16 min_vddc_in_pp_table; + u16 max_vddci_in_pp_table; + u16 min_vddci_in_pp_table; + u32 mclk_strobe_mode_threshold; + u32 mclk_stutter_mode_threshold; + u32 mclk_edc_enable_threshold; + u32 mclk_edc_wr_enable_threshold; + struct ci_vbios_boot_state vbios_boot_state; + /* smc offsets */ + u32 sram_end; + u32 dpm_table_start; + u32 soft_regs_start; + u32 mc_reg_table_start; + u32 fan_table_start; + u32 arb_table_start; + /* smc tables */ + SMU7_Discrete_DpmTable smc_state_table; + SMU7_Discrete_MCRegisters smc_mc_reg_table; + SMU7_Discrete_PmFuses smc_powertune_table; + /* other stuff */ + struct ci_mc_reg_table mc_reg_table; + struct atom_voltage_table vddc_voltage_table; + struct atom_voltage_table vddci_voltage_table; + struct atom_voltage_table mvdd_voltage_table; + struct ci_ulv_parm ulv; + u32 power_containment_features; + const struct ci_pt_defaults *powertune_defaults; + u32 dte_tj_offset; + bool vddc_phase_shed_control; + struct ci_thermal_temperature_setting thermal_temp_setting; + struct ci_dpm_level_enable_mask dpm_level_enable_mask; + u32 need_update_smu7_dpm_table; + u32 sclk_dpm_key_disabled; + u32 mclk_dpm_key_disabled; + u32 pcie_dpm_key_disabled; + struct ci_pcie_perf_range pcie_gen_performance; + struct ci_pcie_perf_range pcie_lane_performance; + struct ci_pcie_perf_range pcie_gen_powersaving; + struct ci_pcie_perf_range pcie_lane_powersaving; + u32 activity_target[SMU7_MAX_LEVELS_GRAPHICS]; + u32 mclk_activity_target; + u32 low_sclk_interrupt_t; + u32 last_mclk_dpm_enable_mask; + u32 sys_pcie_mask; + /* caps */ + bool caps_power_containment; + bool caps_cac; + bool caps_sq_ramping; + bool caps_db_ramping; + bool caps_td_ramping; + bool caps_tcp_ramping; + bool caps_fps; + bool caps_sclk_ds; + bool caps_sclk_ss_support; + bool caps_mclk_ss_support; + bool caps_uvd_dpm; + bool caps_vce_dpm; + bool caps_samu_dpm; + bool caps_acp_dpm; + bool caps_automatic_dc_transition; + bool caps_sclk_throttle_low_notification; + bool caps_dynamic_ac_timing; + /* flags */ + bool thermal_protection; + bool pcie_performance_request; + bool dynamic_ss; + bool dll_default_on; + bool cac_enabled; + bool uvd_enabled; + bool battery_state; + bool pspp_notify_required; + bool mem_gddr5; + bool enable_bapm_feature; + bool enable_tdc_limit_feature; + bool enable_pkg_pwr_tracking_feature; + bool use_pcie_performance_levels; + bool use_pcie_powersaving_levels; + /* driver states */ + struct radeon_ps current_rps; + struct ci_ps current_ps; + struct radeon_ps requested_rps; + struct ci_ps requested_ps; +}; + +#define CISLANDS_VOLTAGE_CONTROL_NONE 0x0 +#define CISLANDS_VOLTAGE_CONTROL_BY_GPIO 0x1 +#define CISLANDS_VOLTAGE_CONTROL_BY_SVID2 0x2 + +#define CISLANDS_Q88_FORMAT_CONVERSION_UNIT 256 + +#define CISLANDS_VRC_DFLT0 0x3FFFC000 +#define CISLANDS_VRC_DFLT1 0x000400 +#define CISLANDS_VRC_DFLT2 0xC00080 +#define CISLANDS_VRC_DFLT3 0xC00200 +#define CISLANDS_VRC_DFLT4 0xC01680 +#define CISLANDS_VRC_DFLT5 0xC00033 +#define CISLANDS_VRC_DFLT6 0xC00033 +#define CISLANDS_VRC_DFLT7 0x3FFFC000 + +#define CISLANDS_CGULVPARAMETER_DFLT 0x00040035 +#define CISLAND_TARGETACTIVITY_DFLT 30 +#define CISLAND_MCLK_TARGETACTIVITY_DFLT 10 + +#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 ci_copy_bytes_to_smc(struct radeon_device *rdev, + u32 smc_start_address, + const u8 *src, u32 byte_count, u32 limit); +void ci_start_smc(struct radeon_device *rdev); +void ci_reset_smc(struct radeon_device *rdev); +int ci_program_jump_on_start(struct radeon_device *rdev); +void ci_stop_smc_clock(struct radeon_device *rdev); +void ci_start_smc_clock(struct radeon_device *rdev); +bool ci_is_smc_running(struct radeon_device *rdev); +PPSMC_Result ci_send_msg_to_smc(struct radeon_device *rdev, PPSMC_Msg msg); +PPSMC_Result ci_wait_for_smc_inactive(struct radeon_device *rdev); +int ci_load_smc_ucode(struct radeon_device *rdev, u32 limit); +int ci_read_smc_sram_dword(struct radeon_device *rdev, + u32 smc_address, u32 *value, u32 limit); +int ci_write_smc_sram_dword(struct radeon_device *rdev, + u32 smc_address, u32 value, u32 limit); + +#endif -- cgit v1.2.3