/* * 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 "amdgpu.h" #include "amdgpu_atombios.h" #include "amdgpu_i2c.h" #include "amdgpu_dpm.h" #include "atom.h" #include "amd_pcie.h" void amdgpu_dpm_print_class_info(u32 class, u32 class2) { const char *s; switch (class & ATOM_PPLIB_CLASSIFICATION_UI_MASK) { case ATOM_PPLIB_CLASSIFICATION_UI_NONE: default: s = "none"; break; case ATOM_PPLIB_CLASSIFICATION_UI_BATTERY: s = "battery"; break; case ATOM_PPLIB_CLASSIFICATION_UI_BALANCED: s = "balanced"; break; case ATOM_PPLIB_CLASSIFICATION_UI_PERFORMANCE: s = "performance"; break; } printk("\tui class: %s\n", s); printk("\tinternal class:"); if (((class & ~ATOM_PPLIB_CLASSIFICATION_UI_MASK) == 0) && (class2 == 0)) pr_cont(" none"); else { if (class & ATOM_PPLIB_CLASSIFICATION_BOOT) pr_cont(" boot"); if (class & ATOM_PPLIB_CLASSIFICATION_THERMAL) pr_cont(" thermal"); if (class & ATOM_PPLIB_CLASSIFICATION_LIMITEDPOWERSOURCE) pr_cont(" limited_pwr"); if (class & ATOM_PPLIB_CLASSIFICATION_REST) pr_cont(" rest"); if (class & ATOM_PPLIB_CLASSIFICATION_FORCED) pr_cont(" forced"); if (class & ATOM_PPLIB_CLASSIFICATION_3DPERFORMANCE) pr_cont(" 3d_perf"); if (class & ATOM_PPLIB_CLASSIFICATION_OVERDRIVETEMPLATE) pr_cont(" ovrdrv"); if (class & ATOM_PPLIB_CLASSIFICATION_UVDSTATE) pr_cont(" uvd"); if (class & ATOM_PPLIB_CLASSIFICATION_3DLOW) pr_cont(" 3d_low"); if (class & ATOM_PPLIB_CLASSIFICATION_ACPI) pr_cont(" acpi"); if (class & ATOM_PPLIB_CLASSIFICATION_HD2STATE) pr_cont(" uvd_hd2"); if (class & ATOM_PPLIB_CLASSIFICATION_HDSTATE) pr_cont(" uvd_hd"); if (class & ATOM_PPLIB_CLASSIFICATION_SDSTATE) pr_cont(" uvd_sd"); if (class2 & ATOM_PPLIB_CLASSIFICATION2_LIMITEDPOWERSOURCE_2) pr_cont(" limited_pwr2"); if (class2 & ATOM_PPLIB_CLASSIFICATION2_ULV) pr_cont(" ulv"); if (class2 & ATOM_PPLIB_CLASSIFICATION2_MVC) pr_cont(" uvd_mvc"); } pr_cont("\n"); } void amdgpu_dpm_print_cap_info(u32 caps) { printk("\tcaps:"); if (caps & ATOM_PPLIB_SINGLE_DISPLAY_ONLY) pr_cont(" single_disp"); if (caps & ATOM_PPLIB_SUPPORTS_VIDEO_PLAYBACK) pr_cont(" video"); if (caps & ATOM_PPLIB_DISALLOW_ON_DC) pr_cont(" no_dc"); pr_cont("\n"); } void amdgpu_dpm_print_ps_status(struct amdgpu_device *adev, struct amdgpu_ps *rps) { printk("\tstatus:"); if (rps == adev->pm.dpm.current_ps) pr_cont(" c"); if (rps == adev->pm.dpm.requested_ps) pr_cont(" r"); if (rps == adev->pm.dpm.boot_ps) pr_cont(" b"); pr_cont("\n"); } void amdgpu_dpm_get_active_displays(struct amdgpu_device *adev) { struct drm_device *ddev = adev->ddev; struct drm_crtc *crtc; struct amdgpu_crtc *amdgpu_crtc; adev->pm.dpm.new_active_crtcs = 0; adev->pm.dpm.new_active_crtc_count = 0; if (adev->mode_info.num_crtc && adev->mode_info.mode_config_initialized) { list_for_each_entry(crtc, &ddev->mode_config.crtc_list, head) { amdgpu_crtc = to_amdgpu_crtc(crtc); if (amdgpu_crtc->enabled) { adev->pm.dpm.new_active_crtcs |= (1 << amdgpu_crtc->crtc_id); adev->pm.dpm.new_active_crtc_count++; } } } } u32 amdgpu_dpm_get_vblank_time(struct amdgpu_device *adev) { struct drm_device *dev = adev->ddev; struct drm_crtc *crtc; struct amdgpu_crtc *amdgpu_crtc; u32 vblank_in_pixels; u32 vblank_time_us = 0xffffffff; /* if the displays are off, vblank time is max */ if (adev->mode_info.num_crtc && adev->mode_info.mode_config_initialized) { list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) { amdgpu_crtc = to_amdgpu_crtc(crtc); if (crtc->enabled && amdgpu_crtc->enabled && amdgpu_crtc->hw_mode.clock) { vblank_in_pixels = amdgpu_crtc->hw_mode.crtc_htotal * (amdgpu_crtc->hw_mode.crtc_vblank_end - amdgpu_crtc->hw_mode.crtc_vdisplay + (amdgpu_crtc->v_border * 2)); vblank_time_us = vblank_in_pixels * 1000 / amdgpu_crtc->hw_mode.clock; break; } } } return vblank_time_us; } u32 amdgpu_dpm_get_vrefresh(struct amdgpu_device *adev) { struct drm_device *dev = adev->ddev; struct drm_crtc *crtc; struct amdgpu_crtc *amdgpu_crtc; u32 vrefresh = 0; if (adev->mode_info.num_crtc && adev->mode_info.mode_config_initialized) { list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) { amdgpu_crtc = to_amdgpu_crtc(crtc); if (crtc->enabled && amdgpu_crtc->enabled && amdgpu_crtc->hw_mode.clock) { vrefresh = drm_mode_vrefresh(&amdgpu_crtc->hw_mode); break; } } } return vrefresh; } void amdgpu_calculate_u_and_p(u32 i, u32 r_c, u32 p_b, u32 *p, u32 *u) { u32 b_c = 0; u32 i_c; u32 tmp; i_c = (i * r_c) / 100; tmp = i_c >> p_b; while (tmp) { b_c++; tmp >>= 1; } *u = (b_c + 1) / 2; *p = i_c / (1 << (2 * (*u))); } int amdgpu_calculate_at(u32 t, u32 h, u32 fh, u32 fl, u32 *tl, u32 *th) { u32 k, a, ah, al; u32 t1; if ((fl == 0) || (fh == 0) || (fl > fh)) return -EINVAL; k = (100 * fh) / fl; t1 = (t * (k - 100)); a = (1000 * (100 * h + t1)) / (10000 + (t1 / 100)); a = (a + 5) / 10; ah = ((a * t) + 5000) / 10000; al = a - ah; *th = t - ah; *tl = t + al; return 0; } bool amdgpu_is_uvd_state(u32 class, u32 class2) { if (class & ATOM_PPLIB_CLASSIFICATION_UVDSTATE) return true; if (class & ATOM_PPLIB_CLASSIFICATION_HD2STATE) return true; if (class & ATOM_PPLIB_CLASSIFICATION_HDSTATE) return true; if (class & ATOM_PPLIB_CLASSIFICATION_SDSTATE) return true; if (class2 & ATOM_PPLIB_CLASSIFICATION2_MVC) return true; return false; } bool amdgpu_is_internal_thermal_sensor(enum amdgpu_int_thermal_type sensor) { switch (sensor) { case THERMAL_TYPE_RV6XX: case THERMAL_TYPE_RV770: case THERMAL_TYPE_EVERGREEN: case THERMAL_TYPE_SUMO: case THERMAL_TYPE_NI: case THERMAL_TYPE_SI: case THERMAL_TYPE_CI: case THERMAL_TYPE_KV: return true; case THERMAL_TYPE_ADT7473_WITH_INTERNAL: case THERMAL_TYPE_EMC2103_WITH_INTERNAL: return false; /* need special handling */ case THERMAL_TYPE_NONE: case THERMAL_TYPE_EXTERNAL: case THERMAL_TYPE_EXTERNAL_GPIO: default: return false; } } union power_info { struct _ATOM_POWERPLAY_INFO info; struct _ATOM_POWERPLAY_INFO_V2 info_2; struct _ATOM_POWERPLAY_INFO_V3 info_3; struct _ATOM_PPLIB_POWERPLAYTABLE pplib; struct _ATOM_PPLIB_POWERPLAYTABLE2 pplib2; struct _ATOM_PPLIB_POWERPLAYTABLE3 pplib3; struct _ATOM_PPLIB_POWERPLAYTABLE4 pplib4; struct _ATOM_PPLIB_POWERPLAYTABLE5 pplib5; }; union fan_info { struct _ATOM_PPLIB_FANTABLE fan; struct _ATOM_PPLIB_FANTABLE2 fan2; struct _ATOM_PPLIB_FANTABLE3 fan3; }; static int amdgpu_parse_clk_voltage_dep_table(struct amdgpu_clock_voltage_dependency_table *amdgpu_table, ATOM_PPLIB_Clock_Voltage_Dependency_Table *atom_table) { u32 size = atom_table->ucNumEntries * sizeof(struct amdgpu_clock_voltage_dependency_entry); int i; ATOM_PPLIB_Clock_Voltage_Dependency_Record *entry; amdgpu_table->entries = kzalloc(size, GFP_KERNEL); if (!amdgpu_table->entries) return -ENOMEM; entry = &atom_table->entries[0]; for (i = 0; i < atom_table->ucNumEntries; i++) { amdgpu_table->entries[i].clk = le16_to_cpu(entry->usClockLow) | (entry->ucClockHigh << 16); amdgpu_table->entries[i].v = le16_to_cpu(entry->usVoltage); entry = (ATOM_PPLIB_Clock_Voltage_Dependency_Record *) ((u8 *)entry + sizeof(ATOM_PPLIB_Clock_Voltage_Dependency_Record)); } amdgpu_table->count = atom_table->ucNumEntries; return 0; } int amdgpu_get_platform_caps(struct amdgpu_device *adev) { struct amdgpu_mode_info *mode_info = &adev->mode_info; union power_info *power_info; int index = GetIndexIntoMasterTable(DATA, PowerPlayInfo); u16 data_offset; u8 frev, crev; if (!amdgpu_atom_parse_data_header(mode_info->atom_context, index, NULL, &frev, &crev, &data_offset)) return -EINVAL; power_info = (union power_info *)(mode_info->atom_context->bios + data_offset); adev->pm.dpm.platform_caps = le32_to_cpu(power_info->pplib.ulPlatformCaps); adev->pm.dpm.backbias_response_time = le16_to_cpu(power_info->pplib.usBackbiasTime); adev->pm.dpm.voltage_response_time = le16_to_cpu(power_info->pplib.usVoltageTime); return 0; } /* sizeof(ATOM_PPLIB_EXTENDEDHEADER) */ #define SIZE_OF_ATOM_PPLIB_EXTENDEDHEADER_V2 12 #define SIZE_OF_ATOM_PPLIB_EXTENDEDHEADER_V3 14 #define SIZE_OF_ATOM_PPLIB_EXTENDEDHEADER_V4 16 #define SIZE_OF_ATOM_PPLIB_EXTENDEDHEADER_V5 18 #define SIZE_OF_ATOM_PPLIB_EXTENDEDHEADER_V6 20 #define SIZE_OF_ATOM_PPLIB_EXTENDEDHEADER_V7 22 #define SIZE_OF_ATOM_PPLIB_EXTENDEDHEADER_V8 24 #define SIZE_OF_ATOM_PPLIB_EXTENDEDHEADER_V9 26 int amdgpu_parse_extended_power_table(struct amdgpu_device *adev) { struct amdgpu_mode_info *mode_info = &adev->mode_info; union power_info *power_info; union fan_info *fan_info; ATOM_PPLIB_Clock_Voltage_Dependency_Table *dep_table; int index = GetIndexIntoMasterTable(DATA, PowerPlayInfo); u16 data_offset; u8 frev, crev; int ret, i; if (!amdgpu_atom_parse_data_header(mode_info->atom_context, index, NULL, &frev, &crev, &data_offset)) return -EINVAL; power_info = (union power_info *)(mode_info->atom_context->bios + data_offset); /* fan table */ if (le16_to_cpu(power_info->pplib.usTableSize) >= sizeof(struct _ATOM_PPLIB_POWERPLAYTABLE3)) { if (power_info->pplib3.usFanTableOffset) { fan_info = (union fan_info *)(mode_info->atom_context->bios + data_offset + le16_to_cpu(power_info->pplib3.usFanTableOffset)); adev->pm.dpm.fan.t_hyst = fan_info->fan.ucTHyst; adev->pm.dpm.fan.t_min = le16_to_cpu(fan_info->fan.usTMin); adev->pm.dpm.fan.t_med = le16_to_cpu(fan_info->fan.usTMed); adev->pm.dpm.fan.t_high = le16_to_cpu(fan_info->fan.usTHigh); adev->pm.dpm.fan.pwm_min = le16_to_cpu(fan_info->fan.usPWMMin); adev->pm.dpm.fan.pwm_med = le16_to_cpu(fan_info->fan.usPWMMed); adev->pm.dpm.fan.pwm_high = le16_to_cpu(fan_info->fan.usPWMHigh); if (fan_info->fan.ucFanTableFormat >= 2) adev->pm.dpm.fan.t_max = le16_to_cpu(fan_info->fan2.usTMax); else adev->pm.dpm.fan.t_max = 10900; adev->pm.dpm.fan.cycle_delay = 100000; if (fan_info->fan.ucFanTableFormat >= 3) { adev->pm.dpm.fan.control_mode = fan_info->fan3.ucFanControlMode; adev->pm.dpm.fan.default_max_fan_pwm = le16_to_cpu(fan_info->fan3.usFanPWMMax); adev->pm.dpm.fan.default_fan_output_sensitivity = 4836; adev->pm.dpm.fan.fan_output_sensitivity = le16_to_cpu(fan_info->fan3.usFanOutputSensitivity); } adev->pm.dpm.fan.ucode_fan_control = true; } } /* clock dependancy tables, shedding tables */ if (le16_to_cpu(power_info->pplib.usTableSize) >= sizeof(struct _ATOM_PPLIB_POWERPLAYTABLE4)) { if (power_info->pplib4.usVddcDependencyOnSCLKOffset) { dep_table = (ATOM_PPLIB_Clock_Voltage_Dependency_Table *) (mode_info->atom_context->bios + data_offset + le16_to_cpu(power_info->pplib4.usVddcDependencyOnSCLKOffset)); ret = amdgpu_parse_clk_voltage_dep_table(&adev->pm.dpm.dyn_state.vddc_dependency_on_sclk, dep_table); if (ret) { amdgpu_free_extended_power_table(adev); return ret; } } if (power_info->pplib4.usVddciDependencyOnMCLKOffset) { dep_table = (ATOM_PPLIB_Clock_Voltage_Dependency_Table *) (mode_info->atom_context->bios + data_offset + le16_to_cpu(power_info->pplib4.usVddciDependencyOnMCLKOffset)); ret = amdgpu_parse_clk_voltage_dep_table(&adev->pm.dpm.dyn_state.vddci_dependency_on_mclk, dep_table); if (ret) { amdgpu_free_extended_power_table(adev); return ret; } } if (power_info->pplib4.usVddcDependencyOnMCLKOffset) { dep_table = (ATOM_PPLIB_Clock_Voltage_Dependency_Table *) (mode_info->atom_context->bios + data_offset + le16_to_cpu(power_info->pplib4.usVddcDependencyOnMCLKOffset)); ret = amdgpu_parse_clk_voltage_dep_table(&adev->pm.dpm.dyn_state.vddc_dependency_on_mclk, dep_table); if (ret) { amdgpu_free_extended_power_table(adev); return ret; } } if (power_info->pplib4.usMvddDependencyOnMCLKOffset) { dep_table = (ATOM_PPLIB_Clock_Voltage_Dependency_Table *) (mode_info->atom_context->bios + data_offset + le16_to_cpu(power_info->pplib4.usMvddDependencyOnMCLKOffset)); ret = amdgpu_parse_clk_voltage_dep_table(&adev->pm.dpm.dyn_state.mvdd_dependency_on_mclk, dep_table); if (ret) { amdgpu_free_extended_power_table(adev); return ret; } } if (power_info->pplib4.usMaxClockVoltageOnDCOffset) { ATOM_PPLIB_Clock_Voltage_Limit_Table *clk_v = (ATOM_PPLIB_Clock_Voltage_Limit_Table *) (mode_info->atom_context->bios + data_offset + le16_to_cpu(power_info->pplib4.usMaxClockVoltageOnDCOffset)); if (clk_v->ucNumEntries) { adev->pm.dpm.dyn_state.max_clock_voltage_on_dc.sclk = le16_to_cpu(clk_v->entries[0].usSclkLow) | (clk_v->entries[0].ucSclkHigh << 16); adev->pm.dpm.dyn_state.max_clock_voltage_on_dc.mclk = le16_to_cpu(clk_v->entries[0].usMclkLow) | (clk_v->entries[0].ucMclkHigh << 16); adev->pm.dpm.dyn_state.max_clock_voltage_on_dc.vddc = le16_to_cpu(clk_v->entries[0].usVddc); adev->pm.dpm.dyn_state.max_clock_voltage_on_dc.vddci = le16_to_cpu(clk_v->entries[0].usVddci); } } if (power_info->pplib4.usVddcPhaseShedLimitsTableOffset) { ATOM_PPLIB_PhaseSheddingLimits_Table *psl = (ATOM_PPLIB_PhaseSheddingLimits_Table *) (mode_info->atom_context->bios + data_offset + le16_to_cpu(power_info->pplib4.usVddcPhaseShedLimitsTableOffset)); ATOM_PPLIB_PhaseSheddingLimits_Record *entry; adev->pm.dpm.dyn_state.phase_shedding_limits_table.entries = kcalloc(psl->ucNumEntries, sizeof(struct amdgpu_phase_shedding_limits_entry), GFP_KERNEL); if (!adev->pm.dpm.dyn_state.phase_shedding_limits_table.entries) { amdgpu_free_extended_power_table(adev); return -ENOMEM; } entry = &psl->entries[0]; for (i = 0; i < psl->ucNumEntries; i++) { adev->pm.dpm.dyn_state.phase_shedding_limits_table.entries[i].sclk = le16_to_cpu(entry->usSclkLow) | (entry->ucSclkHigh << 16); adev->pm.dpm.dyn_state.phase_shedding_limits_table.entries[i].mclk = le16_to_cpu(entry->usMclkLow) | (entry->ucMclkHigh << 16); adev->pm.dpm.dyn_state.phase_shedding_limits_table.entries[i].voltage = le16_to_cpu(entry->usVoltage); entry = (ATOM_PPLIB_PhaseSheddingLimits_Record *) ((u8 *)entry + sizeof(ATOM_PPLIB_PhaseSheddingLimits_Record)); } adev->pm.dpm.dyn_state.phase_shedding_limits_table.count = psl->ucNumEntries; } } /* cac data */ if (le16_to_cpu(power_info->pplib.usTableSize) >= sizeof(struct _ATOM_PPLIB_POWERPLAYTABLE5)) { adev->pm.dpm.tdp_limit = le32_to_cpu(power_info->pplib5.ulTDPLimit); adev->pm.dpm.near_tdp_limit = le32_to_cpu(power_info->pplib5.ulNearTDPLimit); adev->pm.dpm.near_tdp_limit_adjusted = adev->pm.dpm.near_tdp_limit; adev->pm.dpm.tdp_od_limit = le16_to_cpu(power_info->pplib5.usTDPODLimit); if (adev->pm.dpm.tdp_od_limit) adev->pm.dpm.power_control = true; else adev->pm.dpm.power_control = false; adev->pm.dpm.tdp_adjustment = 0; adev->pm.dpm.sq_ramping_threshold = le32_to_cpu(power_info->pplib5.ulSQRampingThreshold); adev->pm.dpm.cac_leakage = le32_to_cpu(power_info->pplib5.ulCACLeakage); adev->pm.dpm.load_line_slope = le16_to_cpu(power_info->pplib5.usLoadLineSlope); if (power_info->pplib5.usCACLeakageTableOffset) { ATOM_PPLIB_CAC_Leakage_Table *cac_table = (ATOM_PPLIB_CAC_Leakage_Table *) (mode_info->atom_context->bios + data_offset + le16_to_cpu(power_info->pplib5.usCACLeakageTableOffset)); ATOM_PPLIB_CAC_Leakage_Record *entry; u32 size = cac_table->ucNumEntries * sizeof(struct amdgpu_cac_leakage_table); adev->pm.dpm.dyn_state.cac_leakage_table.entries = kzalloc(size, GFP_KERNEL); if (!adev->pm.dpm.dyn_state.cac_leakage_table.entries) { amdgpu_free_extended_power_table(adev); return -ENOMEM; } entry = &cac_table->entries[0]; for (i = 0; i < cac_table->ucNumEntries; i++) { if (adev->pm.dpm.platform_caps & ATOM_PP_PLATFORM_CAP_EVV) { adev->pm.dpm.dyn_state.cac_leakage_table.entries[i].vddc1 = le16_to_cpu(entry->usVddc1); adev->pm.dpm.dyn_state.cac_leakage_table.entries[i].vddc2 = le16_to_cpu(entry->usVddc2); adev->pm.dpm.dyn_state.cac_leakage_table.entries[i].vddc3 = le16_to_cpu(entry->usVddc3); } else { adev->pm.dpm.dyn_state.cac_leakage_table.entries[i].vddc = le16_to_cpu(entry->usVddc); adev->pm.dpm.dyn_state.cac_leakage_table.entries[i].leakage = le32_to_cpu(entry->ulLeakageValue); } entry = (ATOM_PPLIB_CAC_Leakage_Record *) ((u8 *)entry + sizeof(ATOM_PPLIB_CAC_Leakage_Record)); } adev->pm.dpm.dyn_state.cac_leakage_table.count = cac_table->ucNumEntries; } } /* ext tables */ if (le16_to_cpu(power_info->pplib.usTableSize) >= sizeof(struct _ATOM_PPLIB_POWERPLAYTABLE3)) { ATOM_PPLIB_EXTENDEDHEADER *ext_hdr = (ATOM_PPLIB_EXTENDEDHEADER *) (mode_info->atom_context->bios + data_offset + le16_to_cpu(power_info->pplib3.usExtendendedHeaderOffset)); if ((le16_to_cpu(ext_hdr->usSize) >= SIZE_OF_ATOM_PPLIB_EXTENDEDHEADER_V2) && ext_hdr->usVCETableOffset) { VCEClockInfoArray *array = (VCEClockInfoArray *) (mode_info->atom_context->bios + data_offset + le16_to_cpu(ext_hdr->usVCETableOffset) + 1); ATOM_PPLIB_VCE_Clock_Voltage_Limit_Table *limits = (ATOM_PPLIB_VCE_Clock_Voltage_Limit_Table *) (mode_info->atom_context->bios + data_offset + le16_to_cpu(ext_hdr->usVCETableOffset) + 1 + 1 + array->ucNumEntries * sizeof(VCEClockInfo)); ATOM_PPLIB_VCE_State_Table *states = (ATOM_PPLIB_VCE_State_Table *) (mode_info->atom_context->bios + data_offset + le16_to_cpu(ext_hdr->usVCETableOffset) + 1 + 1 + (array->ucNumEntries * sizeof (VCEClockInfo)) + 1 + (limits->numEntries * sizeof(ATOM_PPLIB_VCE_Clock_Voltage_Limit_Record))); ATOM_PPLIB_VCE_Clock_Voltage_Limit_Record *entry; ATOM_PPLIB_VCE_State_Record *state_entry; VCEClockInfo *vce_clk; u32 size = limits->numEntries * sizeof(struct amdgpu_vce_clock_voltage_dependency_entry); adev->pm.dpm.dyn_state.vce_clock_voltage_dependency_table.entries = kzalloc(size, GFP_KERNEL); if (!adev->pm.dpm.dyn_state.vce_clock_voltage_dependency_table.entries) { amdgpu_free_extended_power_table(adev); return -ENOMEM; } adev->pm.dpm.dyn_state.vce_clock_voltage_dependency_table.count = limits->numEntries; entry = &limits->entries[0]; state_entry = &states->entries[0]; for (i = 0; i < limits->numEntries; i++) { vce_clk = (VCEClockInfo *) ((u8 *)&array->entries[0] + (entry->ucVCEClockInfoIndex * sizeof(VCEClockInfo))); adev->pm.dpm.dyn_state.vce_clock_voltage_dependency_table.entries[i].evclk = le16_to_cpu(vce_clk->usEVClkLow) | (vce_clk->ucEVClkHigh << 16); adev->pm.dpm.dyn_state.vce_clock_voltage_dependency_table.entries[i].ecclk = le16_to_cpu(vce_clk->usECClkLow) | (vce_clk->ucECClkHigh << 16); adev->pm.dpm.dyn_state.vce_clock_voltage_dependency_table.entries[i].v = le16_to_cpu(entry->usVoltage); entry = (ATOM_PPLIB_VCE_Clock_Voltage_Limit_Record *) ((u8 *)entry + sizeof(ATOM_PPLIB_VCE_Clock_Voltage_Limit_Record)); } adev->pm.dpm.num_of_vce_states = states->numEntries > AMD_MAX_VCE_LEVELS ? AMD_MAX_VCE_LEVELS : states->numEntries; for (i = 0; i < adev->pm.dpm.num_of_vce_states; i++) { vce_clk = (VCEClockInfo *) ((u8 *)&array->entries[0] + (state_entry->ucVCEClockInfoIndex * sizeof(VCEClockInfo))); adev->pm.dpm.vce_states[i].evclk = le16_to_cpu(vce_clk->usEVClkLow) | (vce_clk->ucEVClkHigh << 16); adev->pm.dpm.vce_states[i].ecclk = le16_to_cpu(vce_clk->usECClkLow) | (vce_clk->ucECClkHigh << 16); adev->pm.dpm.vce_states[i].clk_idx = state_entry->ucClockInfoIndex & 0x3f; adev->pm.dpm.vce_states[i].pstate = (state_entry->ucClockInfoIndex & 0xc0) >> 6; state_entry = (ATOM_PPLIB_VCE_State_Record *) ((u8 *)state_entry + sizeof(ATOM_PPLIB_VCE_State_Record)); } } if ((le16_to_cpu(ext_hdr->usSize) >= SIZE_OF_ATOM_PPLIB_EXTENDEDHEADER_V3) && ext_hdr->usUVDTableOffset) { UVDClockInfoArray *array = (UVDClockInfoArray *) (mode_info->atom_context->bios + data_offset + le16_to_cpu(ext_hdr->usUVDTableOffset) + 1); ATOM_PPLIB_UVD_Clock_Voltage_Limit_Table *limits = (ATOM_PPLIB_UVD_Clock_Voltage_Limit_Table *) (mode_info->atom_context->bios + data_offset + le16_to_cpu(ext_hdr->usUVDTableOffset) + 1 + 1 + (array->ucNumEntries * sizeof (UVDClockInfo))); ATOM_PPLIB_UVD_Clock_Voltage_Limit_Record *entry; u32 size = limits->numEntries * sizeof(struct amdgpu_uvd_clock_voltage_dependency_entry); adev->pm.dpm.dyn_state.uvd_clock_voltage_dependency_table.entries = kzalloc(size, GFP_KERNEL); if (!adev->pm.dpm.dyn_state.uvd_clock_voltage_dependency_table.entries) { amdgpu_free_extended_power_table(adev); return -ENOMEM; } adev->pm.dpm.dyn_state.uvd_clock_voltage_dependency_table.count = limits->numEntries; entry = &limits->entries[0]; for (i = 0; i < limits->numEntries; i++) { UVDClockInfo *uvd_clk = (UVDClockInfo *) ((u8 *)&array->entries[0] + (entry->ucUVDClockInfoIndex * sizeof(UVDClockInfo))); adev->pm.dpm.dyn_state.uvd_clock_voltage_dependency_table.entries[i].vclk = le16_to_cpu(uvd_clk->usVClkLow) | (uvd_clk->ucVClkHigh << 16); adev->pm.dpm.dyn_state.uvd_clock_voltage_dependency_table.entries[i].dclk = le16_to_cpu(uvd_clk->usDClkLow) | (uvd_clk->ucDClkHigh << 16); adev->pm.dpm.dyn_state.uvd_clock_voltage_dependency_table.entries[i].v = le16_to_cpu(entry->usVoltage); entry = (ATOM_PPLIB_UVD_Clock_Voltage_Limit_Record *) ((u8 *)entry + sizeof(ATOM_PPLIB_UVD_Clock_Voltage_Limit_Record)); } } if ((le16_to_cpu(ext_hdr->usSize) >= SIZE_OF_ATOM_PPLIB_EXTENDEDHEADER_V4) && ext_hdr->usSAMUTableOffset) { ATOM_PPLIB_SAMClk_Voltage_Limit_Table *limits = (ATOM_PPLIB_SAMClk_Voltage_Limit_Table *) (mode_info->atom_context->bios + data_offset + le16_to_cpu(ext_hdr->usSAMUTableOffset) + 1); ATOM_PPLIB_SAMClk_Voltage_Limit_Record *entry; u32 size = limits->numEntries * sizeof(struct amdgpu_clock_voltage_dependency_entry); adev->pm.dpm.dyn_state.samu_clock_voltage_dependency_table.entries = kzalloc(size, GFP_KERNEL); if (!adev->pm.dpm.dyn_state.samu_clock_voltage_dependency_table.entries) { amdgpu_free_extended_power_table(adev); return -ENOMEM; } adev->pm.dpm.dyn_state.samu_clock_voltage_dependency_table.count = limits->numEntries; entry = &limits->entries[0]; for (i = 0; i < limits->numEntries; i++) { adev->pm.dpm.dyn_state.samu_clock_voltage_dependency_table.entries[i].clk = le16_to_cpu(entry->usSAMClockLow) | (entry->ucSAMClockHigh << 16); adev->pm.dpm.dyn_state.samu_clock_voltage_dependency_table.entries[i].v = le16_to_cpu(entry->usVoltage); entry = (ATOM_PPLIB_SAMClk_Voltage_Limit_Record *) ((u8 *)entry + sizeof(ATOM_PPLIB_SAMClk_Voltage_Limit_Record)); } } if ((le16_to_cpu(ext_hdr->usSize) >= SIZE_OF_ATOM_PPLIB_EXTENDEDHEADER_V5) && ext_hdr->usPPMTableOffset) { ATOM_PPLIB_PPM_Table *ppm = (ATOM_PPLIB_PPM_Table *) (mode_info->atom_context->bios + data_offset + le16_to_cpu(ext_hdr->usPPMTableOffset)); adev->pm.dpm.dyn_state.ppm_table = kzalloc(sizeof(struct amdgpu_ppm_table), GFP_KERNEL); if (!adev->pm.dpm.dyn_state.ppm_table) { amdgpu_free_extended_power_table(adev); return -ENOMEM; } adev->pm.dpm.dyn_state.ppm_table->ppm_design = ppm->ucPpmDesign; adev->pm.dpm.dyn_state.ppm_table->cpu_core_number = le16_to_cpu(ppm->usCpuCoreNumber); adev->pm.dpm.dyn_state.ppm_table->platform_tdp = le32_to_cpu(ppm->ulPlatformTDP); adev->pm.dpm.dyn_state.ppm_table->small_ac_platform_tdp = le32_to_cpu(ppm->ulSmallACPlatformTDP); adev->pm.dpm.dyn_state.ppm_table->platform_tdc = le32_to_cpu(ppm->ulPlatformTDC); adev->pm.dpm.dyn_state.ppm_table->small_ac_platform_tdc = le32_to_cpu(ppm->ulSmallACPlatformTDC); adev->pm.dpm.dyn_state.ppm_table->apu_tdp = le32_to_cpu(ppm->ulApuTDP); adev->pm.dpm.dyn_state.ppm_table->dgpu_tdp = le32_to_cpu(ppm->ulDGpuTDP); adev->pm.dpm.dyn_state.ppm_table->dgpu_ulv_power = le32_to_cpu(ppm->ulDGpuUlvPower); adev->pm.dpm.dyn_state.ppm_table->tj_max = le32_to_cpu(ppm->ulTjmax); } if ((le16_to_cpu(ext_hdr->usSize) >= SIZE_OF_ATOM_PPLIB_EXTENDEDHEADER_V6) && ext_hdr->usACPTableOffset) { ATOM_PPLIB_ACPClk_Voltage_Limit_Table *limits = (ATOM_PPLIB_ACPClk_Voltage_Limit_Table *) (mode_info->atom_context->bios + data_offset + le16_to_cpu(ext_hdr->usACPTableOffset) + 1); ATOM_PPLIB_ACPClk_Voltage_Limit_Record *entry; u32 size = limits->numEntries * sizeof(struct amdgpu_clock_voltage_dependency_entry); adev->pm.dpm.dyn_state.acp_clock_voltage_dependency_table.entries = kzalloc(size, GFP_KERNEL); if (!adev->pm.dpm.dyn_state.acp_clock_voltage_dependency_table.entries) { amdgpu_free_extended_power_table(adev); return -ENOMEM; } adev->pm.dpm.dyn_state.acp_clock_voltage_dependency_table.count = limits->numEntries; entry = &limits->entries[0]; for (i = 0; i < limits->numEntries; i++) { adev->pm.dpm.dyn_state.acp_clock_voltage_dependency_table.entries[i].clk = le16_to_cpu(entry->usACPClockLow) | (entry->ucACPClockHigh << 16); adev->pm.dpm.dyn_state.acp_clock_voltage_dependency_table.entries[i].v = le16_to_cpu(entry->usVoltage); entry = (ATOM_PPLIB_ACPClk_Voltage_Limit_Record *) ((u8 *)entry + sizeof(ATOM_PPLIB_ACPClk_Voltage_Limit_Record)); } } if ((le16_to_cpu(ext_hdr->usSize) >= SIZE_OF_ATOM_PPLIB_EXTENDEDHEADER_V7) && ext_hdr->usPowerTuneTableOffset) { u8 rev = *(u8 *)(mode_info->atom_context->bios + data_offset + le16_to_cpu(ext_hdr->usPowerTuneTableOffset)); ATOM_PowerTune_Table *pt; adev->pm.dpm.dyn_state.cac_tdp_table = kzalloc(sizeof(struct amdgpu_cac_tdp_table), GFP_KERNEL); if (!adev->pm.dpm.dyn_state.cac_tdp_table) { amdgpu_free_extended_power_table(adev); return -ENOMEM; } if (rev > 0) { ATOM_PPLIB_POWERTUNE_Table_V1 *ppt = (ATOM_PPLIB_POWERTUNE_Table_V1 *) (mode_info->atom_context->bios + data_offset + le16_to_cpu(ext_hdr->usPowerTuneTableOffset)); adev->pm.dpm.dyn_state.cac_tdp_table->maximum_power_delivery_limit = ppt->usMaximumPowerDeliveryLimit; pt = &ppt->power_tune_table; } else { ATOM_PPLIB_POWERTUNE_Table *ppt = (ATOM_PPLIB_POWERTUNE_Table *) (mode_info->atom_context->bios + data_offset + le16_to_cpu(ext_hdr->usPowerTuneTableOffset)); adev->pm.dpm.dyn_state.cac_tdp_table->maximum_power_delivery_limit = 255; pt = &ppt->power_tune_table; } adev->pm.dpm.dyn_state.cac_tdp_table->tdp = le16_to_cpu(pt->usTDP); adev->pm.dpm.dyn_state.cac_tdp_table->configurable_tdp = le16_to_cpu(pt->usConfigurableTDP); adev->pm.dpm.dyn_state.cac_tdp_table->tdc = le16_to_cpu(pt->usTDC); adev->pm.dpm.dyn_state.cac_tdp_table->battery_power_limit = le16_to_cpu(pt->usBatteryPowerLimit); adev->pm.dpm.dyn_state.cac_tdp_table->small_power_limit = le16_to_cpu(pt->usSmallPowerLimit); adev->pm.dpm.dyn_state.cac_tdp_table->low_cac_leakage = le16_to_cpu(pt->usLowCACLeakage); adev->pm.dpm.dyn_state.cac_tdp_table->high_cac_leakage = le16_to_cpu(pt->usHighCACLeakage); } if ((le16_to_cpu(ext_hdr->usSize) >= SIZE_OF_ATOM_PPLIB_EXTENDEDHEADER_V8) && ext_hdr->usSclkVddgfxTableOffset) { dep_table = (ATOM_PPLIB_Clock_Voltage_Dependency_Table *) (mode_info->atom_context->bios + data_offset + le16_to_cpu(ext_hdr->usSclkVddgfxTableOffset)); ret = amdgpu_parse_clk_voltage_dep_table( &adev->pm.dpm.dyn_state.vddgfx_dependency_on_sclk, dep_table); if (ret) { kfree(adev->pm.dpm.dyn_state.vddgfx_dependency_on_sclk.entries); return ret; } } } return 0; } void amdgpu_free_extended_power_table(struct amdgpu_device *adev) { struct amdgpu_dpm_dynamic_state *dyn_state = &adev->pm.dpm.dyn_state; kfree(dyn_state->vddc_dependency_on_sclk.entries); kfree(dyn_state->vddci_dependency_on_mclk.entries); kfree(dyn_state->vddc_dependency_on_mclk.entries); kfree(dyn_state->mvdd_dependency_on_mclk.entries); kfree(dyn_state->cac_leakage_table.entries); kfree(dyn_state->phase_shedding_limits_table.entries); kfree(dyn_state->ppm_table); kfree(dyn_state->cac_tdp_table); kfree(dyn_state->vce_clock_voltage_dependency_table.entries); kfree(dyn_state->uvd_clock_voltage_dependency_table.entries); kfree(dyn_state->samu_clock_voltage_dependency_table.entries); kfree(dyn_state->acp_clock_voltage_dependency_table.entries); kfree(dyn_state->vddgfx_dependency_on_sclk.entries); } static const char *pp_lib_thermal_controller_names[] = { "NONE", "lm63", "adm1032", "adm1030", "max6649", "lm64", "f75375", "RV6xx", "RV770", "adt7473", "NONE", "External GPIO", "Evergreen", "emc2103", "Sumo", "Northern Islands", "Southern Islands", "lm96163", "Sea Islands", "Kaveri/Kabini", }; void amdgpu_add_thermal_controller(struct amdgpu_device *adev) { struct amdgpu_mode_info *mode_info = &adev->mode_info; ATOM_PPLIB_POWERPLAYTABLE *power_table; int index = GetIndexIntoMasterTable(DATA, PowerPlayInfo); ATOM_PPLIB_THERMALCONTROLLER *controller; struct amdgpu_i2c_bus_rec i2c_bus; u16 data_offset; u8 frev, crev; if (!amdgpu_atom_parse_data_header(mode_info->atom_context, index, NULL, &frev, &crev, &data_offset)) return; power_table = (ATOM_PPLIB_POWERPLAYTABLE *) (mode_info->atom_context->bios + data_offset); controller = &power_table->sThermalController; /* add the i2c bus for thermal/fan chip */ if (controller->ucType > 0) { if (controller->ucFanParameters & ATOM_PP_FANPARAMETERS_NOFAN) adev->pm.no_fan = true; adev->pm.fan_pulses_per_revolution = controller->ucFanParameters & ATOM_PP_FANPARAMETERS_TACHOMETER_PULSES_PER_REVOLUTION_MASK; if (adev->pm.fan_pulses_per_revolution) { adev->pm.fan_min_rpm = controller->ucFanMinRPM; adev->pm.fan_max_rpm = controller->ucFanMaxRPM; } if (controller->ucType == ATOM_PP_THERMALCONTROLLER_RV6xx) { DRM_INFO("Internal thermal controller %s fan control\n", (controller->ucFanParameters & ATOM_PP_FANPARAMETERS_NOFAN) ? "without" : "with"); adev->pm.int_thermal_type = THERMAL_TYPE_RV6XX; } else if (controller->ucType == ATOM_PP_THERMALCONTROLLER_RV770) { DRM_INFO("Internal thermal controller %s fan control\n", (controller->ucFanParameters & ATOM_PP_FANPARAMETERS_NOFAN) ? "without" : "with"); adev->pm.int_thermal_type = THERMAL_TYPE_RV770; } else if (controller->ucType == ATOM_PP_THERMALCONTROLLER_EVERGREEN) { DRM_INFO("Internal thermal controller %s fan control\n", (controller->ucFanParameters & ATOM_PP_FANPARAMETERS_NOFAN) ? "without" : "with"); adev->pm.int_thermal_type = THERMAL_TYPE_EVERGREEN; } else if (controller->ucType == ATOM_PP_THERMALCONTROLLER_SUMO) { DRM_INFO("Internal thermal controller %s fan control\n", (controller->ucFanParameters & ATOM_PP_FANPARAMETERS_NOFAN) ? "without" : "with"); adev->pm.int_thermal_type = THERMAL_TYPE_SUMO; } else if (controller->ucType == ATOM_PP_THERMALCONTROLLER_NISLANDS) { DRM_INFO("Internal thermal controller %s fan control\n", (controller->ucFanParameters & ATOM_PP_FANPARAMETERS_NOFAN) ? "without" : "with"); adev->pm.int_thermal_type = THERMAL_TYPE_NI; } else if (controller->ucType == ATOM_PP_THERMALCONTROLLER_SISLANDS) { DRM_INFO("Internal thermal controller %s fan control\n", (controller->ucFanParameters & ATOM_PP_FANPARAMETERS_NOFAN) ? "without" : "with"); adev->pm.int_thermal_type = THERMAL_TYPE_SI; } else if (controller->ucType == ATOM_PP_THERMALCONTROLLER_CISLANDS) { DRM_INFO("Internal thermal controller %s fan control\n", (controller->ucFanParameters & ATOM_PP_FANPARAMETERS_NOFAN) ? "without" : "with"); adev->pm.int_thermal_type = THERMAL_TYPE_CI; } else if (controller->ucType == ATOM_PP_THERMALCONTROLLER_KAVERI) { DRM_INFO("Internal thermal controller %s fan control\n", (controller->ucFanParameters & ATOM_PP_FANPARAMETERS_NOFAN) ? "without" : "with"); adev->pm.int_thermal_type = THERMAL_TYPE_KV; } else if (controller->ucType == ATOM_PP_THERMALCONTROLLER_EXTERNAL_GPIO) { DRM_INFO("External GPIO thermal controller %s fan control\n", (controller->ucFanParameters & ATOM_PP_FANPARAMETERS_NOFAN) ? "without" : "with"); adev->pm.int_thermal_type = THERMAL_TYPE_EXTERNAL_GPIO; } else if (controller->ucType == ATOM_PP_THERMALCONTROLLER_ADT7473_WITH_INTERNAL) { DRM_INFO("ADT7473 with internal thermal controller %s fan control\n", (controller->ucFanParameters & ATOM_PP_FANPARAMETERS_NOFAN) ? "without" : "with"); adev->pm.int_thermal_type = THERMAL_TYPE_ADT7473_WITH_INTERNAL; } else if (controller->ucType == ATOM_PP_THERMALCONTROLLER_EMC2103_WITH_INTERNAL) { DRM_INFO("EMC2103 with internal thermal controller %s fan control\n", (controller->ucFanParameters & ATOM_PP_FANPARAMETERS_NOFAN) ? "without" : "with"); adev->pm.int_thermal_type = THERMAL_TYPE_EMC2103_WITH_INTERNAL; } else if (controller->ucType < ARRAY_SIZE(pp_lib_thermal_controller_names)) { DRM_INFO("Possible %s thermal controller at 0x%02x %s fan control\n", pp_lib_thermal_controller_names[controller->ucType], controller->ucI2cAddress >> 1, (controller->ucFanParameters & ATOM_PP_FANPARAMETERS_NOFAN) ? "without" : "with"); adev->pm.int_thermal_type = THERMAL_TYPE_EXTERNAL; i2c_bus = amdgpu_atombios_lookup_i2c_gpio(adev, controller->ucI2cLine); adev->pm.i2c_bus = amdgpu_i2c_lookup(adev, &i2c_bus); if (adev->pm.i2c_bus) { struct i2c_board_info info = { }; const char *name = pp_lib_thermal_controller_names[controller->ucType]; info.addr = controller->ucI2cAddress >> 1; strlcpy(info.type, name, sizeof(info.type)); i2c_new_device(&adev->pm.i2c_bus->adapter, &info); } } else { DRM_INFO("Unknown thermal controller type %d at 0x%02x %s fan control\n", controller->ucType, controller->ucI2cAddress >> 1, (controller->ucFanParameters & ATOM_PP_FANPARAMETERS_NOFAN) ? "without" : "with"); } } } enum amdgpu_pcie_gen amdgpu_get_pcie_gen_support(struct amdgpu_device *adev, u32 sys_mask, enum amdgpu_pcie_gen asic_gen, enum amdgpu_pcie_gen default_gen) { switch (asic_gen) { case AMDGPU_PCIE_GEN1: return AMDGPU_PCIE_GEN1; case AMDGPU_PCIE_GEN2: return AMDGPU_PCIE_GEN2; case AMDGPU_PCIE_GEN3: return AMDGPU_PCIE_GEN3; default: if ((sys_mask & CAIL_PCIE_LINK_SPEED_SUPPORT_GEN3) && (default_gen == AMDGPU_PCIE_GEN3)) return AMDGPU_PCIE_GEN3; else if ((sys_mask & CAIL_PCIE_LINK_SPEED_SUPPORT_GEN2) && (default_gen == AMDGPU_PCIE_GEN2)) return AMDGPU_PCIE_GEN2; else return AMDGPU_PCIE_GEN1; } return AMDGPU_PCIE_GEN1; } u16 amdgpu_get_pcie_lane_support(struct amdgpu_device *adev, u16 asic_lanes, u16 default_lanes) { switch (asic_lanes) { case 0: default: return default_lanes; case 1: return 1; case 2: return 2; case 4: return 4; case 8: return 8; case 12: return 12; case 16: return 16; } } u8 amdgpu_encode_pci_lane_width(u32 lanes) { u8 encoded_lanes[] = { 0, 1, 2, 0, 3, 0, 0, 0, 4, 0, 0, 0, 5, 0, 0, 0, 6 }; if (lanes > 16) return 0; return encoded_lanes[lanes]; } struct amd_vce_state* amdgpu_get_vce_clock_state(void *handle, u32 idx) { struct amdgpu_device *adev = (struct amdgpu_device *)handle; if (idx < adev->pm.dpm.num_of_vce_states) return &adev->pm.dpm.vce_states[idx]; return NULL; }