diff options
Diffstat (limited to 'kernel/drivers/gpu/drm/radeon/cypress_dpm.h')
| -rw-r--r-- | kernel/drivers/gpu/drm/radeon/cypress_dpm.h | 160 |
1 files changed, 160 insertions, 0 deletions
diff --git a/kernel/drivers/gpu/drm/radeon/cypress_dpm.h b/kernel/drivers/gpu/drm/radeon/cypress_dpm.h new file mode 100644 index 000000000..4c3f18c69 --- /dev/null +++ b/kernel/drivers/gpu/drm/radeon/cypress_dpm.h @@ -0,0 +1,160 @@ +/* + * 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 |