From 0c34f45368422dc34545a56a60f3884ffc3a4a3b Mon Sep 17 00:00:00 2001 From: Maruthi Srinivas Bayyavarapu Date: Tue, 26 Apr 2016 20:31:54 +0530 Subject: [PATCH] drm/amdgpu: add SI SMC support Signed-off-by: Maruthi Bayyavarapu Reviewed-by: Alex Deucher Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/si_smc.c | 280 ++++++++++++++ drivers/gpu/drm/amd/amdgpu/sislands_smc.h | 423 ++++++++++++++++++++++ 2 files changed, 703 insertions(+) create mode 100644 drivers/gpu/drm/amd/amdgpu/si_smc.c create mode 100644 drivers/gpu/drm/amd/amdgpu/sislands_smc.h diff --git a/drivers/gpu/drm/amd/amdgpu/si_smc.c b/drivers/gpu/drm/amd/amdgpu/si_smc.c new file mode 100644 index 000000000000..214f37c3b688 --- /dev/null +++ b/drivers/gpu/drm/amd/amdgpu/si_smc.c @@ -0,0 +1,280 @@ +/* + * 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. + * + * Authors: Alex Deucher + */ + +#include +#include "drmP.h" +#include "amdgpu.h" +#include "si/sid.h" +#include "ppsmc.h" +#include "amdgpu_ucode.h" +#include "sislands_smc.h" + +static int si_set_smc_sram_address(struct amdgpu_device *adev, + u32 smc_address, u32 limit) +{ + if (smc_address & 3) + return -EINVAL; + if ((smc_address + 3) > limit) + return -EINVAL; + + WREG32(SMC_IND_INDEX_0, smc_address); + WREG32_P(SMC_IND_ACCESS_CNTL, 0, ~AUTO_INCREMENT_IND_0); + + return 0; +} + +int si_copy_bytes_to_smc(struct amdgpu_device *adev, + u32 smc_start_address, + const u8 *src, u32 byte_count, u32 limit) +{ + unsigned long flags; + int ret = 0; + u32 data, original_data, addr, extra_shift; + + if (smc_start_address & 3) + return -EINVAL; + if ((smc_start_address + byte_count) > limit) + return -EINVAL; + + addr = smc_start_address; + + spin_lock_irqsave(&adev->smc_idx_lock, flags); + while (byte_count >= 4) { + /* SMC address space is BE */ + data = (src[0] << 24) | (src[1] << 16) | (src[2] << 8) | src[3]; + + ret = si_set_smc_sram_address(adev, addr, limit); + if (ret) + goto done; + + WREG32(SMC_IND_DATA_0, data); + + src += 4; + byte_count -= 4; + addr += 4; + } + + /* RMW for the final bytes */ + if (byte_count > 0) { + data = 0; + + ret = si_set_smc_sram_address(adev, addr, limit); + if (ret) + goto done; + + original_data = RREG32(SMC_IND_DATA_0); + + extra_shift = 8 * (4 - byte_count); + + while (byte_count > 0) { + /* SMC address space is BE */ + data = (data << 8) + *src++; + byte_count--; + } + + data <<= extra_shift; + + data |= (original_data & ~((~0UL) << extra_shift)); + + ret = si_set_smc_sram_address(adev, addr, limit); + if (ret) + goto done; + + WREG32(SMC_IND_DATA_0, data); + } + +done: + spin_unlock_irqrestore(&adev->smc_idx_lock, flags); + + return ret; +} + +void si_start_smc(struct amdgpu_device *adev) +{ + u32 tmp = RREG32_SMC(SMC_SYSCON_RESET_CNTL); + + tmp &= ~RST_REG; + + WREG32_SMC(SMC_SYSCON_RESET_CNTL, tmp); +} + +void si_reset_smc(struct amdgpu_device *adev) +{ + u32 tmp; + + RREG32(CB_CGTT_SCLK_CTRL); + RREG32(CB_CGTT_SCLK_CTRL); + RREG32(CB_CGTT_SCLK_CTRL); + RREG32(CB_CGTT_SCLK_CTRL); + + tmp = RREG32_SMC(SMC_SYSCON_RESET_CNTL); + tmp |= RST_REG; + WREG32_SMC(SMC_SYSCON_RESET_CNTL, tmp); +} + +int si_program_jump_on_start(struct amdgpu_device *adev) +{ + static const u8 data[] = { 0x0E, 0x00, 0x40, 0x40 }; + + return si_copy_bytes_to_smc(adev, 0x0, data, 4, sizeof(data)+1); +} + +void si_stop_smc_clock(struct amdgpu_device *adev) +{ + u32 tmp = RREG32_SMC(SMC_SYSCON_CLOCK_CNTL_0); + + tmp |= CK_DISABLE; + + WREG32_SMC(SMC_SYSCON_CLOCK_CNTL_0, tmp); +} + +void si_start_smc_clock(struct amdgpu_device *adev) +{ + u32 tmp = RREG32_SMC(SMC_SYSCON_CLOCK_CNTL_0); + + tmp &= ~CK_DISABLE; + + WREG32_SMC(SMC_SYSCON_CLOCK_CNTL_0, tmp); +} + +bool si_is_smc_running(struct amdgpu_device *adev) +{ + u32 rst = RREG32_SMC(SMC_SYSCON_RESET_CNTL); + u32 clk = RREG32_SMC(SMC_SYSCON_CLOCK_CNTL_0); + + if (!(rst & RST_REG) && !(clk & CK_DISABLE)) + return true; + + return false; +} + +PPSMC_Result si_send_msg_to_smc(struct amdgpu_device *adev, PPSMC_Msg msg) +{ + u32 tmp; + int i; + + if (!si_is_smc_running(adev)) + return PPSMC_Result_Failed; + + WREG32(SMC_MESSAGE_0, msg); + + for (i = 0; i < adev->usec_timeout; i++) { + tmp = RREG32(SMC_RESP_0); + if (tmp != 0) + break; + udelay(1); + } + tmp = RREG32(SMC_RESP_0); + + return (PPSMC_Result)tmp; +} + +PPSMC_Result si_wait_for_smc_inactive(struct amdgpu_device *adev) +{ + u32 tmp; + int i; + + if (!si_is_smc_running(adev)) + return PPSMC_Result_OK; + + for (i = 0; i < adev->usec_timeout; i++) { + tmp = RREG32_SMC(SMC_SYSCON_CLOCK_CNTL_0); + if ((tmp & CKEN) == 0) + break; + udelay(1); + } + + return PPSMC_Result_OK; +} + +int si_load_smc_ucode(struct amdgpu_device *adev, u32 limit) +{ + const struct smc_firmware_header_v1_0 *hdr; + unsigned long flags; + u32 ucode_start_address; + u32 ucode_size; + const u8 *src; + u32 data; + + if (!adev->pm.fw) + return -EINVAL; + + hdr = (const struct smc_firmware_header_v1_0 *)adev->pm.fw->data; + + amdgpu_ucode_print_smc_hdr(&hdr->header); + + ucode_start_address = le32_to_cpu(hdr->ucode_start_addr); + ucode_size = le32_to_cpu(hdr->header.ucode_size_bytes); + src = (const u8 *) + (adev->pm.fw->data + le32_to_cpu(hdr->header.ucode_array_offset_bytes)); + if (ucode_size & 3) + return -EINVAL; + + spin_lock_irqsave(&adev->smc_idx_lock, flags); + WREG32(SMC_IND_INDEX_0, ucode_start_address); + WREG32_P(SMC_IND_ACCESS_CNTL, AUTO_INCREMENT_IND_0, ~AUTO_INCREMENT_IND_0); + while (ucode_size >= 4) { + /* SMC address space is BE */ + data = (src[0] << 24) | (src[1] << 16) | (src[2] << 8) | src[3]; + + WREG32(SMC_IND_DATA_0, data); + + src += 4; + ucode_size -= 4; + } + WREG32_P(SMC_IND_ACCESS_CNTL, 0, ~AUTO_INCREMENT_IND_0); + spin_unlock_irqrestore(&adev->smc_idx_lock, flags); + + return 0; +} + +int si_read_smc_sram_dword(struct amdgpu_device *adev, u32 smc_address, + u32 *value, u32 limit) +{ + unsigned long flags; + int ret; + + spin_lock_irqsave(&adev->smc_idx_lock, flags); + ret = si_set_smc_sram_address(adev, smc_address, limit); + if (ret == 0) + *value = RREG32(SMC_IND_DATA_0); + spin_unlock_irqrestore(&adev->smc_idx_lock, flags); + + return ret; +} + +int si_write_smc_sram_dword(struct amdgpu_device *adev, u32 smc_address, + u32 value, u32 limit) +{ + unsigned long flags; + int ret; + + spin_lock_irqsave(&adev->smc_idx_lock, flags); + ret = si_set_smc_sram_address(adev, smc_address, limit); + if (ret == 0) + WREG32(SMC_IND_DATA_0, value); + spin_unlock_irqrestore(&adev->smc_idx_lock, flags); + + return ret; +} diff --git a/drivers/gpu/drm/amd/amdgpu/sislands_smc.h b/drivers/gpu/drm/amd/amdgpu/sislands_smc.h new file mode 100644 index 000000000000..542ab46aeb40 --- /dev/null +++ b/drivers/gpu/drm/amd/amdgpu/sislands_smc.h @@ -0,0 +1,423 @@ +/* + * 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 PP_SISLANDS_SMC_H +#define PP_SISLANDS_SMC_H + +#include "ppsmc.h" + +#pragma pack(push, 1) + +#define SISLANDS_MAX_SMC_PERFORMANCE_LEVELS_PER_SWSTATE 16 + +struct PP_SIslands_Dpm2PerfLevel +{ + uint8_t MaxPS; + uint8_t TgtAct; + uint8_t MaxPS_StepInc; + uint8_t MaxPS_StepDec; + uint8_t PSSamplingTime; + uint8_t NearTDPDec; + uint8_t AboveSafeInc; + uint8_t BelowSafeInc; + uint8_t PSDeltaLimit; + uint8_t PSDeltaWin; + uint16_t PwrEfficiencyRatio; + uint8_t Reserved[4]; +}; + +typedef struct PP_SIslands_Dpm2PerfLevel PP_SIslands_Dpm2PerfLevel; + +struct PP_SIslands_DPM2Status +{ + uint32_t dpm2Flags; + uint8_t CurrPSkip; + uint8_t CurrPSkipPowerShift; + uint8_t CurrPSkipTDP; + uint8_t CurrPSkipOCP; + uint8_t MaxSPLLIndex; + uint8_t MinSPLLIndex; + uint8_t CurrSPLLIndex; + uint8_t InfSweepMode; + uint8_t InfSweepDir; + uint8_t TDPexceeded; + uint8_t reserved; + uint8_t SwitchDownThreshold; + uint32_t SwitchDownCounter; + uint32_t SysScalingFactor; +}; + +typedef struct PP_SIslands_DPM2Status PP_SIslands_DPM2Status; + +struct PP_SIslands_DPM2Parameters +{ + uint32_t TDPLimit; + uint32_t NearTDPLimit; + uint32_t SafePowerLimit; + uint32_t PowerBoostLimit; + uint32_t MinLimitDelta; +}; +typedef struct PP_SIslands_DPM2Parameters PP_SIslands_DPM2Parameters; + +struct PP_SIslands_PAPMStatus +{ + uint32_t EstimatedDGPU_T; + uint32_t EstimatedDGPU_P; + uint32_t EstimatedAPU_T; + uint32_t EstimatedAPU_P; + uint8_t dGPU_T_Limit_Exceeded; + uint8_t reserved[3]; +}; +typedef struct PP_SIslands_PAPMStatus PP_SIslands_PAPMStatus; + +struct PP_SIslands_PAPMParameters +{ + uint32_t NearTDPLimitTherm; + uint32_t NearTDPLimitPAPM; + uint32_t PlatformPowerLimit; + uint32_t dGPU_T_Limit; + uint32_t dGPU_T_Warning; + uint32_t dGPU_T_Hysteresis; +}; +typedef struct PP_SIslands_PAPMParameters PP_SIslands_PAPMParameters; + +struct SISLANDS_SMC_SCLK_VALUE +{ + uint32_t vCG_SPLL_FUNC_CNTL; + uint32_t vCG_SPLL_FUNC_CNTL_2; + uint32_t vCG_SPLL_FUNC_CNTL_3; + uint32_t vCG_SPLL_FUNC_CNTL_4; + uint32_t vCG_SPLL_SPREAD_SPECTRUM; + uint32_t vCG_SPLL_SPREAD_SPECTRUM_2; + uint32_t sclk_value; +}; + +typedef struct SISLANDS_SMC_SCLK_VALUE SISLANDS_SMC_SCLK_VALUE; + +struct SISLANDS_SMC_MCLK_VALUE +{ + uint32_t vMPLL_FUNC_CNTL; + uint32_t vMPLL_FUNC_CNTL_1; + uint32_t vMPLL_FUNC_CNTL_2; + uint32_t vMPLL_AD_FUNC_CNTL; + uint32_t vMPLL_DQ_FUNC_CNTL; + uint32_t vMCLK_PWRMGT_CNTL; + uint32_t vDLL_CNTL; + uint32_t vMPLL_SS; + uint32_t vMPLL_SS2; + uint32_t mclk_value; +}; + +typedef struct SISLANDS_SMC_MCLK_VALUE SISLANDS_SMC_MCLK_VALUE; + +struct SISLANDS_SMC_VOLTAGE_VALUE +{ + uint16_t value; + uint8_t index; + uint8_t phase_settings; +}; + +typedef struct SISLANDS_SMC_VOLTAGE_VALUE SISLANDS_SMC_VOLTAGE_VALUE; + +struct SISLANDS_SMC_HW_PERFORMANCE_LEVEL +{ + uint8_t ACIndex; + uint8_t displayWatermark; + uint8_t gen2PCIE; + uint8_t UVDWatermark; + uint8_t VCEWatermark; + uint8_t strobeMode; + uint8_t mcFlags; + uint8_t padding; + uint32_t aT; + uint32_t bSP; + SISLANDS_SMC_SCLK_VALUE sclk; + SISLANDS_SMC_MCLK_VALUE mclk; + SISLANDS_SMC_VOLTAGE_VALUE vddc; + SISLANDS_SMC_VOLTAGE_VALUE mvdd; + SISLANDS_SMC_VOLTAGE_VALUE vddci; + SISLANDS_SMC_VOLTAGE_VALUE std_vddc; + uint8_t hysteresisUp; + uint8_t hysteresisDown; + uint8_t stateFlags; + uint8_t arbRefreshState; + uint32_t SQPowerThrottle; + uint32_t SQPowerThrottle_2; + uint32_t MaxPoweredUpCU; + SISLANDS_SMC_VOLTAGE_VALUE high_temp_vddc; + SISLANDS_SMC_VOLTAGE_VALUE low_temp_vddc; + uint32_t reserved[2]; + PP_SIslands_Dpm2PerfLevel dpm2; +}; + +#define SISLANDS_SMC_STROBE_RATIO 0x0F +#define SISLANDS_SMC_STROBE_ENABLE 0x10 + +#define SISLANDS_SMC_MC_EDC_RD_FLAG 0x01 +#define SISLANDS_SMC_MC_EDC_WR_FLAG 0x02 +#define SISLANDS_SMC_MC_RTT_ENABLE 0x04 +#define SISLANDS_SMC_MC_STUTTER_EN 0x08 +#define SISLANDS_SMC_MC_PG_EN 0x10 + +typedef struct SISLANDS_SMC_HW_PERFORMANCE_LEVEL SISLANDS_SMC_HW_PERFORMANCE_LEVEL; + +struct SISLANDS_SMC_SWSTATE +{ + uint8_t flags; + uint8_t levelCount; + uint8_t padding2; + uint8_t padding3; + SISLANDS_SMC_HW_PERFORMANCE_LEVEL levels[1]; +}; + +typedef struct SISLANDS_SMC_SWSTATE SISLANDS_SMC_SWSTATE; + +#define SISLANDS_SMC_VOLTAGEMASK_VDDC 0 +#define SISLANDS_SMC_VOLTAGEMASK_MVDD 1 +#define SISLANDS_SMC_VOLTAGEMASK_VDDCI 2 +#define SISLANDS_SMC_VOLTAGEMASK_MAX 4 + +struct SISLANDS_SMC_VOLTAGEMASKTABLE +{ + uint32_t lowMask[SISLANDS_SMC_VOLTAGEMASK_MAX]; +}; + +typedef struct SISLANDS_SMC_VOLTAGEMASKTABLE SISLANDS_SMC_VOLTAGEMASKTABLE; + +#define SISLANDS_MAX_NO_VREG_STEPS 32 + +struct SISLANDS_SMC_STATETABLE +{ + uint8_t thermalProtectType; + uint8_t systemFlags; + uint8_t maxVDDCIndexInPPTable; + uint8_t extraFlags; + uint32_t lowSMIO[SISLANDS_MAX_NO_VREG_STEPS]; + SISLANDS_SMC_VOLTAGEMASKTABLE voltageMaskTable; + SISLANDS_SMC_VOLTAGEMASKTABLE phaseMaskTable; + PP_SIslands_DPM2Parameters dpm2Params; + SISLANDS_SMC_SWSTATE initialState; + SISLANDS_SMC_SWSTATE ACPIState; + SISLANDS_SMC_SWSTATE ULVState; + SISLANDS_SMC_SWSTATE driverState; + SISLANDS_SMC_HW_PERFORMANCE_LEVEL dpmLevels[SISLANDS_MAX_SMC_PERFORMANCE_LEVELS_PER_SWSTATE - 1]; +}; + +typedef struct SISLANDS_SMC_STATETABLE SISLANDS_SMC_STATETABLE; + +#define SI_SMC_SOFT_REGISTER_mclk_chg_timeout 0x0 +#define SI_SMC_SOFT_REGISTER_delay_vreg 0xC +#define SI_SMC_SOFT_REGISTER_delay_acpi 0x28 +#define SI_SMC_SOFT_REGISTER_seq_index 0x5C +#define SI_SMC_SOFT_REGISTER_mvdd_chg_time 0x60 +#define SI_SMC_SOFT_REGISTER_mclk_switch_lim 0x70 +#define SI_SMC_SOFT_REGISTER_watermark_threshold 0x78 +#define SI_SMC_SOFT_REGISTER_phase_shedding_delay 0x88 +#define SI_SMC_SOFT_REGISTER_ulv_volt_change_delay 0x8C +#define SI_SMC_SOFT_REGISTER_mc_block_delay 0x98 +#define SI_SMC_SOFT_REGISTER_ticks_per_us 0xA8 +#define SI_SMC_SOFT_REGISTER_crtc_index 0xC4 +#define SI_SMC_SOFT_REGISTER_mclk_change_block_cp_min 0xC8 +#define SI_SMC_SOFT_REGISTER_mclk_change_block_cp_max 0xCC +#define SI_SMC_SOFT_REGISTER_non_ulv_pcie_link_width 0xF4 +#define SI_SMC_SOFT_REGISTER_tdr_is_about_to_happen 0xFC +#define SI_SMC_SOFT_REGISTER_vr_hot_gpio 0x100 +#define SI_SMC_SOFT_REGISTER_svi_rework_plat_type 0x118 +#define SI_SMC_SOFT_REGISTER_svi_rework_gpio_id_svd 0x11c +#define SI_SMC_SOFT_REGISTER_svi_rework_gpio_id_svc 0x120 + +struct PP_SIslands_FanTable +{ + uint8_t fdo_mode; + uint8_t padding; + int16_t temp_min; + int16_t temp_med; + int16_t temp_max; + int16_t slope1; + int16_t slope2; + int16_t fdo_min; + int16_t hys_up; + int16_t hys_down; + int16_t hys_slope; + int16_t temp_resp_lim; + int16_t temp_curr; + int16_t slope_curr; + int16_t pwm_curr; + uint32_t refresh_period; + int16_t fdo_max; + uint8_t temp_src; + int8_t padding2; +}; + +typedef struct PP_SIslands_FanTable PP_SIslands_FanTable; + +#define SMC_SISLANDS_LKGE_LUT_NUM_OF_TEMP_ENTRIES 16 +#define SMC_SISLANDS_LKGE_LUT_NUM_OF_VOLT_ENTRIES 32 + +#define SMC_SISLANDS_SCALE_I 7 +#define SMC_SISLANDS_SCALE_R 12 + +struct PP_SIslands_CacConfig +{ + uint16_t cac_lkge_lut[SMC_SISLANDS_LKGE_LUT_NUM_OF_TEMP_ENTRIES][SMC_SISLANDS_LKGE_LUT_NUM_OF_VOLT_ENTRIES]; + uint32_t lkge_lut_V0; + uint32_t lkge_lut_Vstep; + uint32_t WinTime; + uint32_t R_LL; + uint32_t calculation_repeats; + uint32_t l2numWin_TDP; + uint32_t dc_cac; + uint8_t lts_truncate_n; + uint8_t SHIFT_N; + uint8_t log2_PG_LKG_SCALE; + uint8_t cac_temp; + uint32_t lkge_lut_T0; + uint32_t lkge_lut_Tstep; +}; + +typedef struct PP_SIslands_CacConfig PP_SIslands_CacConfig; + +#define SMC_SISLANDS_MC_REGISTER_ARRAY_SIZE 16 +#define SMC_SISLANDS_MC_REGISTER_ARRAY_SET_COUNT 20 + +struct SMC_SIslands_MCRegisterAddress +{ + uint16_t s0; + uint16_t s1; +}; + +typedef struct SMC_SIslands_MCRegisterAddress SMC_SIslands_MCRegisterAddress; + +struct SMC_SIslands_MCRegisterSet +{ + uint32_t value[SMC_SISLANDS_MC_REGISTER_ARRAY_SIZE]; +}; + +typedef struct SMC_SIslands_MCRegisterSet SMC_SIslands_MCRegisterSet; + +struct SMC_SIslands_MCRegisters +{ + uint8_t last; + uint8_t reserved[3]; + SMC_SIslands_MCRegisterAddress address[SMC_SISLANDS_MC_REGISTER_ARRAY_SIZE]; + SMC_SIslands_MCRegisterSet data[SMC_SISLANDS_MC_REGISTER_ARRAY_SET_COUNT]; +}; + +typedef struct SMC_SIslands_MCRegisters SMC_SIslands_MCRegisters; + +struct SMC_SIslands_MCArbDramTimingRegisterSet +{ + uint32_t mc_arb_dram_timing; + uint32_t mc_arb_dram_timing2; + uint8_t mc_arb_rfsh_rate; + uint8_t mc_arb_burst_time; + uint8_t padding[2]; +}; + +typedef struct SMC_SIslands_MCArbDramTimingRegisterSet SMC_SIslands_MCArbDramTimingRegisterSet; + +struct SMC_SIslands_MCArbDramTimingRegisters +{ + uint8_t arb_current; + uint8_t reserved[3]; + SMC_SIslands_MCArbDramTimingRegisterSet data[16]; +}; + +typedef struct SMC_SIslands_MCArbDramTimingRegisters SMC_SIslands_MCArbDramTimingRegisters; + +struct SMC_SISLANDS_SPLL_DIV_TABLE +{ + uint32_t freq[256]; + uint32_t ss[256]; +}; + +#define SMC_SISLANDS_SPLL_DIV_TABLE_FBDIV_MASK 0x01ffffff +#define SMC_SISLANDS_SPLL_DIV_TABLE_FBDIV_SHIFT 0 +#define SMC_SISLANDS_SPLL_DIV_TABLE_PDIV_MASK 0xfe000000 +#define SMC_SISLANDS_SPLL_DIV_TABLE_PDIV_SHIFT 25 +#define SMC_SISLANDS_SPLL_DIV_TABLE_CLKV_MASK 0x000fffff +#define SMC_SISLANDS_SPLL_DIV_TABLE_CLKV_SHIFT 0 +#define SMC_SISLANDS_SPLL_DIV_TABLE_CLKS_MASK 0xfff00000 +#define SMC_SISLANDS_SPLL_DIV_TABLE_CLKS_SHIFT 20 + +typedef struct SMC_SISLANDS_SPLL_DIV_TABLE SMC_SISLANDS_SPLL_DIV_TABLE; + +#define SMC_SISLANDS_DTE_MAX_FILTER_STAGES 5 + +#define SMC_SISLANDS_DTE_MAX_TEMPERATURE_DEPENDENT_ARRAY_SIZE 16 + +struct Smc_SIslands_DTE_Configuration +{ + uint32_t tau[SMC_SISLANDS_DTE_MAX_FILTER_STAGES]; + uint32_t R[SMC_SISLANDS_DTE_MAX_FILTER_STAGES]; + uint32_t K; + uint32_t T0; + uint32_t MaxT; + uint8_t WindowSize; + uint8_t Tdep_count; + uint8_t temp_select; + uint8_t DTE_mode; + uint8_t T_limits[SMC_SISLANDS_DTE_MAX_TEMPERATURE_DEPENDENT_ARRAY_SIZE]; + uint32_t Tdep_tau[SMC_SISLANDS_DTE_MAX_TEMPERATURE_DEPENDENT_ARRAY_SIZE]; + uint32_t Tdep_R[SMC_SISLANDS_DTE_MAX_TEMPERATURE_DEPENDENT_ARRAY_SIZE]; + uint32_t Tthreshold; +}; + +typedef struct Smc_SIslands_DTE_Configuration Smc_SIslands_DTE_Configuration; + +#define SMC_SISLANDS_DTE_STATUS_FLAG_DTE_ON 1 + +#define SISLANDS_SMC_FIRMWARE_HEADER_LOCATION 0x10000 + +#define SISLANDS_SMC_FIRMWARE_HEADER_version 0x0 +#define SISLANDS_SMC_FIRMWARE_HEADER_flags 0x4 +#define SISLANDS_SMC_FIRMWARE_HEADER_softRegisters 0xC +#define SISLANDS_SMC_FIRMWARE_HEADER_stateTable 0x10 +#define SISLANDS_SMC_FIRMWARE_HEADER_fanTable 0x14 +#define SISLANDS_SMC_FIRMWARE_HEADER_CacConfigTable 0x18 +#define SISLANDS_SMC_FIRMWARE_HEADER_mcRegisterTable 0x24 +#define SISLANDS_SMC_FIRMWARE_HEADER_mcArbDramAutoRefreshTable 0x30 +#define SISLANDS_SMC_FIRMWARE_HEADER_spllTable 0x38 +#define SISLANDS_SMC_FIRMWARE_HEADER_DteConfiguration 0x40 +#define SISLANDS_SMC_FIRMWARE_HEADER_PAPMParameters 0x48 + +#pragma pack(pop) + +int si_copy_bytes_to_smc(struct amdgpu_device *adev, + u32 smc_start_address, + const u8 *src, u32 byte_count, u32 limit); +void si_start_smc(struct amdgpu_device *adev); +void si_reset_smc(struct amdgpu_device *adev); +int si_program_jump_on_start(struct amdgpu_device *adev); +void si_stop_smc_clock(struct amdgpu_device *adev); +void si_start_smc_clock(struct amdgpu_device *adev); +bool si_is_smc_running(struct amdgpu_device *adev); +PPSMC_Result si_send_msg_to_smc(struct amdgpu_device *adev, PPSMC_Msg msg); +PPSMC_Result si_wait_for_smc_inactive(struct amdgpu_device *adev); +int si_load_smc_ucode(struct amdgpu_device *adev, u32 limit); +int si_read_smc_sram_dword(struct amdgpu_device *adev, u32 smc_address, + u32 *value, u32 limit); +int si_write_smc_sram_dword(struct amdgpu_device *adev, u32 smc_address, + u32 value, u32 limit); + +#endif + -- 2.20.1