From: Dave Airlie Date: Mon, 19 Sep 2016 20:17:38 +0000 (+1000) Subject: Merge branch 'drm-next-4.9' of git://people.freedesktop.org/~agd5f/linux into drm... X-Git-Tag: v4.9-rc1~41^2~26 X-Git-Url: https://git.kernel.dk/?a=commitdiff_plain;h=bd4a68da1989a3735b9c183422effc177e2d5ae8;p=linux-2.6-block.git Merge branch 'drm-next-4.9' of git://people.freedesktop.org/~agd5f/linux into drm-next More radeon and amdgpu changes for 4.9. Highlights: - Initial SI support for amdgpu (controlled by a Kconfig option) - misc ttm cleanups - runtimepm fixes - S3/S4 fixes - power improvements - lots of code cleanups and optimizations * 'drm-next-4.9' of git://people.freedesktop.org/~agd5f/linux: (151 commits) drm/ttm: remove cpu_address member from ttm_tt drm/radeon/radeon_device: remove unused function drm/amdgpu: clean function declarations in amdgpu_ttm.c up drm/amdgpu: use the new ring ib and dma frame size callbacks (v2) drm/amdgpu/vce3: add ring callbacks for ib and dma frame size drm/amdgpu/vce2: add ring callbacks for ib and dma frame size drm/amdgpu/vce: add common ring callbacks for ib and dma frame size drm/amdgpu/uvd6: add ring callbacks for ib and dma frame size drm/amdgpu/uvd5: add ring callbacks for ib and dma frame size drm/amdgpu/uvd4.2: add ring callbacks for ib and dma frame size drm/amdgpu/sdma3: add ring callbacks for ib and dma frame size drm/amdgpu/sdma2.4: add ring callbacks for ib and dma frame size drm/amdgpu/cik_sdma: add ring callbacks for ib and dma frame size drm/amdgpu/si_dma: add ring callbacks for ib and dma frame size drm/amdgpu/gfx8: add ring callbacks for ib and dma frame size drm/amdgpu/gfx7: add ring callbacks for ib and dma frame size drm/amdgpu/gfx6: add ring callbacks for ib and dma frame size drm/amdgpu/ring: add an interface to get dma frame and ib size drm/amdgpu/sdma3: drop unused functions drm/amdgpu/gfx6: drop gds_switch callback ... --- bd4a68da1989a3735b9c183422effc177e2d5ae8 diff --cc drivers/gpu/drm/amd/amdgpu/amdgpu_fb.c index bf033b58056c,3c527cc72bf0..107fbb2d2847 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_fb.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_fb.c @@@ -25,6 -25,8 +25,7 @@@ */ #include #include -#include + #include #include #include diff --cc drivers/gpu/drm/amd/powerplay/hwmgr/process_pptables_v1_0.c index 000000000000,3373c327d29e..7de701d8a450 mode 000000,100644..100644 --- a/drivers/gpu/drm/amd/powerplay/hwmgr/process_pptables_v1_0.c +++ b/drivers/gpu/drm/amd/powerplay/hwmgr/process_pptables_v1_0.c @@@ -1,0 -1,1326 +1,1325 @@@ + /* + * Copyright 2015 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. + * + */ + #include + #include -#include + + #include "process_pptables_v1_0.h" + #include "ppatomctrl.h" + #include "atombios.h" + #include "pp_debug.h" + #include "hwmgr.h" + #include "cgs_common.h" + #include "pptable_v1_0.h" + + /** + * Private Function used during initialization. + * @param hwmgr Pointer to the hardware manager. + * @param setIt A flag indication if the capability should be set (TRUE) or reset (FALSE). + * @param cap Which capability to set/reset. + */ + static void set_hw_cap(struct pp_hwmgr *hwmgr, bool setIt, enum phm_platform_caps cap) + { + if (setIt) + phm_cap_set(hwmgr->platform_descriptor.platformCaps, cap); + else + phm_cap_unset(hwmgr->platform_descriptor.platformCaps, cap); + } + + + /** + * Private Function used during initialization. + * @param hwmgr Pointer to the hardware manager. + * @param powerplay_caps the bit array (from BIOS) of capability bits. + * @exception the current implementation always returns 1. + */ + static int set_platform_caps(struct pp_hwmgr *hwmgr, uint32_t powerplay_caps) + { + PP_ASSERT_WITH_CODE((~powerplay_caps & ____RETIRE16____), + "ATOM_PP_PLATFORM_CAP_ASPM_L1 is not supported!", continue); + PP_ASSERT_WITH_CODE((~powerplay_caps & ____RETIRE64____), + "ATOM_PP_PLATFORM_CAP_GEMINIPRIMARY is not supported!", continue); + PP_ASSERT_WITH_CODE((~powerplay_caps & ____RETIRE512____), + "ATOM_PP_PLATFORM_CAP_SIDEPORTCONTROL is not supported!", continue); + PP_ASSERT_WITH_CODE((~powerplay_caps & ____RETIRE1024____), + "ATOM_PP_PLATFORM_CAP_TURNOFFPLL_ASPML1 is not supported!", continue); + PP_ASSERT_WITH_CODE((~powerplay_caps & ____RETIRE2048____), + "ATOM_PP_PLATFORM_CAP_HTLINKCONTROL is not supported!", continue); + + set_hw_cap( + hwmgr, + 0 != (powerplay_caps & ATOM_TONGA_PP_PLATFORM_CAP_POWERPLAY), + PHM_PlatformCaps_PowerPlaySupport + ); + + set_hw_cap( + hwmgr, + 0 != (powerplay_caps & ATOM_TONGA_PP_PLATFORM_CAP_SBIOSPOWERSOURCE), + PHM_PlatformCaps_BiosPowerSourceControl + ); + + set_hw_cap( + hwmgr, + 0 != (powerplay_caps & ATOM_TONGA_PP_PLATFORM_CAP_HARDWAREDC), + PHM_PlatformCaps_AutomaticDCTransition + ); + + set_hw_cap( + hwmgr, + 0 != (powerplay_caps & ATOM_TONGA_PP_PLATFORM_CAP_MVDD_CONTROL), + PHM_PlatformCaps_EnableMVDDControl + ); + + set_hw_cap( + hwmgr, + 0 != (powerplay_caps & ATOM_TONGA_PP_PLATFORM_CAP_VDDCI_CONTROL), + PHM_PlatformCaps_ControlVDDCI + ); + + set_hw_cap( + hwmgr, + 0 != (powerplay_caps & ATOM_TONGA_PP_PLATFORM_CAP_VDDGFX_CONTROL), + PHM_PlatformCaps_ControlVDDGFX + ); + + set_hw_cap( + hwmgr, + 0 != (powerplay_caps & ATOM_TONGA_PP_PLATFORM_CAP_BACO), + PHM_PlatformCaps_BACO + ); + + set_hw_cap( + hwmgr, + 0 != (powerplay_caps & ATOM_TONGA_PP_PLATFORM_CAP_DISABLE_VOLTAGE_ISLAND), + PHM_PlatformCaps_DisableVoltageIsland + ); + + set_hw_cap( + hwmgr, + 0 != (powerplay_caps & ATOM_TONGA_PP_PLATFORM_COMBINE_PCC_WITH_THERMAL_SIGNAL), + PHM_PlatformCaps_CombinePCCWithThermalSignal + ); + + set_hw_cap( + hwmgr, + 0 != (powerplay_caps & ATOM_TONGA_PLATFORM_LOAD_POST_PRODUCTION_FIRMWARE), + PHM_PlatformCaps_LoadPostProductionFirmware + ); + + return 0; + } + + /** + * Private Function to get the PowerPlay Table Address. + */ + const void *get_powerplay_table(struct pp_hwmgr *hwmgr) + { + int index = GetIndexIntoMasterTable(DATA, PowerPlayInfo); + + u16 size; + u8 frev, crev; + void *table_address = (void *)hwmgr->soft_pp_table; + + if (!table_address) { + table_address = (ATOM_Tonga_POWERPLAYTABLE *) + cgs_atom_get_data_table(hwmgr->device, + index, &size, &frev, &crev); + hwmgr->soft_pp_table = table_address; /*Cache the result in RAM.*/ + hwmgr->soft_pp_table_size = size; + } + + return table_address; + } + + static int get_vddc_lookup_table( + struct pp_hwmgr *hwmgr, + phm_ppt_v1_voltage_lookup_table **lookup_table, + const ATOM_Tonga_Voltage_Lookup_Table *vddc_lookup_pp_tables, + uint32_t max_levels + ) + { + uint32_t table_size, i; + phm_ppt_v1_voltage_lookup_table *table; + phm_ppt_v1_voltage_lookup_record *record; + ATOM_Tonga_Voltage_Lookup_Record *atom_record; + + PP_ASSERT_WITH_CODE((0 != vddc_lookup_pp_tables->ucNumEntries), + "Invalid CAC Leakage PowerPlay Table!", return 1); + + table_size = sizeof(uint32_t) + + sizeof(phm_ppt_v1_voltage_lookup_record) * max_levels; + + table = kzalloc(table_size, GFP_KERNEL); + + if (NULL == table) + return -ENOMEM; + + memset(table, 0x00, table_size); + + table->count = vddc_lookup_pp_tables->ucNumEntries; + + for (i = 0; i < vddc_lookup_pp_tables->ucNumEntries; i++) { + record = GET_FLEXIBLE_ARRAY_MEMBER_ADDR( + phm_ppt_v1_voltage_lookup_record, + entries, table, i); + atom_record = GET_FLEXIBLE_ARRAY_MEMBER_ADDR( + ATOM_Tonga_Voltage_Lookup_Record, + entries, vddc_lookup_pp_tables, i); + record->us_calculated = 0; + record->us_vdd = atom_record->usVdd; + record->us_cac_low = atom_record->usCACLow; + record->us_cac_mid = atom_record->usCACMid; + record->us_cac_high = atom_record->usCACHigh; + } + + *lookup_table = table; + + return 0; + } + + /** + * Private Function used during initialization. + * Initialize Platform Power Management Parameter table + * @param hwmgr Pointer to the hardware manager. + * @param atom_ppm_table Pointer to PPM table in VBIOS + */ + static int get_platform_power_management_table( + struct pp_hwmgr *hwmgr, + ATOM_Tonga_PPM_Table *atom_ppm_table) + { + struct phm_ppm_table *ptr = kzalloc(sizeof(ATOM_Tonga_PPM_Table), GFP_KERNEL); + struct phm_ppt_v1_information *pp_table_information = + (struct phm_ppt_v1_information *)(hwmgr->pptable); + + if (NULL == ptr) + return -ENOMEM; + + ptr->ppm_design + = atom_ppm_table->ucPpmDesign; + ptr->cpu_core_number + = atom_ppm_table->usCpuCoreNumber; + ptr->platform_tdp + = atom_ppm_table->ulPlatformTDP; + ptr->small_ac_platform_tdp + = atom_ppm_table->ulSmallACPlatformTDP; + ptr->platform_tdc + = atom_ppm_table->ulPlatformTDC; + ptr->small_ac_platform_tdc + = atom_ppm_table->ulSmallACPlatformTDC; + ptr->apu_tdp + = atom_ppm_table->ulApuTDP; + ptr->dgpu_tdp + = atom_ppm_table->ulDGpuTDP; + ptr->dgpu_ulv_power + = atom_ppm_table->ulDGpuUlvPower; + ptr->tj_max + = atom_ppm_table->ulTjmax; + + pp_table_information->ppm_parameter_table = ptr; + + return 0; + } + + /** + * Private Function used during initialization. + * Initialize TDP limits for DPM2 + * @param hwmgr Pointer to the hardware manager. + * @param powerplay_table Pointer to the PowerPlay Table. + */ + static int init_dpm_2_parameters( + struct pp_hwmgr *hwmgr, + const ATOM_Tonga_POWERPLAYTABLE *powerplay_table + ) + { + int result = 0; + struct phm_ppt_v1_information *pp_table_information = (struct phm_ppt_v1_information *)(hwmgr->pptable); + ATOM_Tonga_PPM_Table *atom_ppm_table; + uint32_t disable_ppm = 0; + uint32_t disable_power_control = 0; + + pp_table_information->us_ulv_voltage_offset = + le16_to_cpu(powerplay_table->usUlvVoltageOffset); + + pp_table_information->ppm_parameter_table = NULL; + pp_table_information->vddc_lookup_table = NULL; + pp_table_information->vddgfx_lookup_table = NULL; + /* TDP limits */ + hwmgr->platform_descriptor.TDPODLimit = + le16_to_cpu(powerplay_table->usPowerControlLimit); + hwmgr->platform_descriptor.TDPAdjustment = 0; + hwmgr->platform_descriptor.VidAdjustment = 0; + hwmgr->platform_descriptor.VidAdjustmentPolarity = 0; + hwmgr->platform_descriptor.VidMinLimit = 0; + hwmgr->platform_descriptor.VidMaxLimit = 1500000; + hwmgr->platform_descriptor.VidStep = 6250; + + disable_power_control = 0; + if (0 == disable_power_control) { + /* enable TDP overdrive (PowerControl) feature as well if supported */ + if (hwmgr->platform_descriptor.TDPODLimit != 0) + phm_cap_set(hwmgr->platform_descriptor.platformCaps, + PHM_PlatformCaps_PowerControl); + } + + if (0 != powerplay_table->usVddcLookupTableOffset) { + const ATOM_Tonga_Voltage_Lookup_Table *pVddcCACTable = + (ATOM_Tonga_Voltage_Lookup_Table *)(((unsigned long)powerplay_table) + + le16_to_cpu(powerplay_table->usVddcLookupTableOffset)); + + result = get_vddc_lookup_table(hwmgr, + &pp_table_information->vddc_lookup_table, pVddcCACTable, 16); + } + + if (0 != powerplay_table->usVddgfxLookupTableOffset) { + const ATOM_Tonga_Voltage_Lookup_Table *pVddgfxCACTable = + (ATOM_Tonga_Voltage_Lookup_Table *)(((unsigned long)powerplay_table) + + le16_to_cpu(powerplay_table->usVddgfxLookupTableOffset)); + + result = get_vddc_lookup_table(hwmgr, + &pp_table_information->vddgfx_lookup_table, pVddgfxCACTable, 16); + } + + disable_ppm = 0; + if (0 == disable_ppm) { + atom_ppm_table = (ATOM_Tonga_PPM_Table *) + (((unsigned long)powerplay_table) + le16_to_cpu(powerplay_table->usPPMTableOffset)); + + if (0 != powerplay_table->usPPMTableOffset) { + if (get_platform_power_management_table(hwmgr, atom_ppm_table) == 0) { + phm_cap_set(hwmgr->platform_descriptor.platformCaps, + PHM_PlatformCaps_EnablePlatformPowerManagement); + } + } + } + + return result; + } + + static int get_valid_clk( + struct pp_hwmgr *hwmgr, + struct phm_clock_array **clk_table, + phm_ppt_v1_clock_voltage_dependency_table const *clk_volt_pp_table + ) + { + uint32_t table_size, i; + struct phm_clock_array *table; + phm_ppt_v1_clock_voltage_dependency_record *dep_record; + + PP_ASSERT_WITH_CODE((0 != clk_volt_pp_table->count), + "Invalid PowerPlay Table!", return -1); + + table_size = sizeof(uint32_t) + + sizeof(uint32_t) * clk_volt_pp_table->count; + + table = kzalloc(table_size, GFP_KERNEL); + + if (NULL == table) + return -ENOMEM; + + memset(table, 0x00, table_size); + + table->count = (uint32_t)clk_volt_pp_table->count; + + for (i = 0; i < table->count; i++) { + dep_record = GET_FLEXIBLE_ARRAY_MEMBER_ADDR( + phm_ppt_v1_clock_voltage_dependency_record, + entries, clk_volt_pp_table, i); + table->values[i] = (uint32_t)dep_record->clk; + } + *clk_table = table; + + return 0; + } + + static int get_hard_limits( + struct pp_hwmgr *hwmgr, + struct phm_clock_and_voltage_limits *limits, + ATOM_Tonga_Hard_Limit_Table const *limitable + ) + { + PP_ASSERT_WITH_CODE((0 != limitable->ucNumEntries), "Invalid PowerPlay Table!", return -1); + + /* currently we always take entries[0] parameters */ + limits->sclk = (uint32_t)limitable->entries[0].ulSCLKLimit; + limits->mclk = (uint32_t)limitable->entries[0].ulMCLKLimit; + limits->vddc = (uint16_t)limitable->entries[0].usVddcLimit; + limits->vddci = (uint16_t)limitable->entries[0].usVddciLimit; + limits->vddgfx = (uint16_t)limitable->entries[0].usVddgfxLimit; + + return 0; + } + + static int get_mclk_voltage_dependency_table( + struct pp_hwmgr *hwmgr, + phm_ppt_v1_clock_voltage_dependency_table **pp_tonga_mclk_dep_table, + ATOM_Tonga_MCLK_Dependency_Table const *mclk_dep_table + ) + { + uint32_t table_size, i; + phm_ppt_v1_clock_voltage_dependency_table *mclk_table; + phm_ppt_v1_clock_voltage_dependency_record *mclk_table_record; + ATOM_Tonga_MCLK_Dependency_Record *mclk_dep_record; + + PP_ASSERT_WITH_CODE((0 != mclk_dep_table->ucNumEntries), + "Invalid PowerPlay Table!", return -1); + + table_size = sizeof(uint32_t) + sizeof(phm_ppt_v1_clock_voltage_dependency_record) + * mclk_dep_table->ucNumEntries; + + mclk_table = kzalloc(table_size, GFP_KERNEL); + + if (NULL == mclk_table) + return -ENOMEM; + + memset(mclk_table, 0x00, table_size); + + mclk_table->count = (uint32_t)mclk_dep_table->ucNumEntries; + + for (i = 0; i < mclk_dep_table->ucNumEntries; i++) { + mclk_table_record = GET_FLEXIBLE_ARRAY_MEMBER_ADDR( + phm_ppt_v1_clock_voltage_dependency_record, + entries, mclk_table, i); + mclk_dep_record = GET_FLEXIBLE_ARRAY_MEMBER_ADDR( + ATOM_Tonga_MCLK_Dependency_Record, + entries, mclk_dep_table, i); + mclk_table_record->vddInd = mclk_dep_record->ucVddcInd; + mclk_table_record->vdd_offset = mclk_dep_record->usVddgfxOffset; + mclk_table_record->vddci = mclk_dep_record->usVddci; + mclk_table_record->mvdd = mclk_dep_record->usMvdd; + mclk_table_record->clk = mclk_dep_record->ulMclk; + } + + *pp_tonga_mclk_dep_table = mclk_table; + + return 0; + } + + static int get_sclk_voltage_dependency_table( + struct pp_hwmgr *hwmgr, + phm_ppt_v1_clock_voltage_dependency_table **pp_tonga_sclk_dep_table, + PPTable_Generic_SubTable_Header const *sclk_dep_table + ) + { + uint32_t table_size, i; + phm_ppt_v1_clock_voltage_dependency_table *sclk_table; + phm_ppt_v1_clock_voltage_dependency_record *sclk_table_record; + + if (sclk_dep_table->ucRevId < 1) { + const ATOM_Tonga_SCLK_Dependency_Table *tonga_table = + (ATOM_Tonga_SCLK_Dependency_Table *)sclk_dep_table; + ATOM_Tonga_SCLK_Dependency_Record *sclk_dep_record; + + PP_ASSERT_WITH_CODE((0 != tonga_table->ucNumEntries), + "Invalid PowerPlay Table!", return -1); + + table_size = sizeof(uint32_t) + sizeof(phm_ppt_v1_clock_voltage_dependency_record) + * tonga_table->ucNumEntries; + + sclk_table = kzalloc(table_size, GFP_KERNEL); + + if (NULL == sclk_table) + return -ENOMEM; + + memset(sclk_table, 0x00, table_size); + + sclk_table->count = (uint32_t)tonga_table->ucNumEntries; + + for (i = 0; i < tonga_table->ucNumEntries; i++) { + sclk_dep_record = GET_FLEXIBLE_ARRAY_MEMBER_ADDR( + ATOM_Tonga_SCLK_Dependency_Record, + entries, tonga_table, i); + sclk_table_record = GET_FLEXIBLE_ARRAY_MEMBER_ADDR( + phm_ppt_v1_clock_voltage_dependency_record, + entries, sclk_table, i); + sclk_table_record->vddInd = sclk_dep_record->ucVddInd; + sclk_table_record->vdd_offset = sclk_dep_record->usVddcOffset; + sclk_table_record->clk = sclk_dep_record->ulSclk; + sclk_table_record->cks_enable = + (((sclk_dep_record->ucCKSVOffsetandDisable & 0x80) >> 7) == 0) ? 1 : 0; + sclk_table_record->cks_voffset = (sclk_dep_record->ucCKSVOffsetandDisable & 0x7F); + } + } else { + const ATOM_Polaris_SCLK_Dependency_Table *polaris_table = + (ATOM_Polaris_SCLK_Dependency_Table *)sclk_dep_table; + ATOM_Polaris_SCLK_Dependency_Record *sclk_dep_record; + + PP_ASSERT_WITH_CODE((0 != polaris_table->ucNumEntries), + "Invalid PowerPlay Table!", return -1); + + table_size = sizeof(uint32_t) + sizeof(phm_ppt_v1_clock_voltage_dependency_record) + * polaris_table->ucNumEntries; + + sclk_table = kzalloc(table_size, GFP_KERNEL); + + if (NULL == sclk_table) + return -ENOMEM; + + memset(sclk_table, 0x00, table_size); + + sclk_table->count = (uint32_t)polaris_table->ucNumEntries; + + for (i = 0; i < polaris_table->ucNumEntries; i++) { + sclk_dep_record = GET_FLEXIBLE_ARRAY_MEMBER_ADDR( + ATOM_Polaris_SCLK_Dependency_Record, + entries, polaris_table, i); + sclk_table_record = GET_FLEXIBLE_ARRAY_MEMBER_ADDR( + phm_ppt_v1_clock_voltage_dependency_record, + entries, sclk_table, i); + sclk_table_record->vddInd = sclk_dep_record->ucVddInd; + sclk_table_record->vdd_offset = sclk_dep_record->usVddcOffset; + sclk_table_record->clk = sclk_dep_record->ulSclk; + sclk_table_record->cks_enable = + (((sclk_dep_record->ucCKSVOffsetandDisable & 0x80) >> 7) == 0) ? 1 : 0; + sclk_table_record->cks_voffset = (sclk_dep_record->ucCKSVOffsetandDisable & 0x7F); + sclk_table_record->sclk_offset = sclk_dep_record->ulSclkOffset; + } + } + *pp_tonga_sclk_dep_table = sclk_table; + + return 0; + } + + static int get_pcie_table( + struct pp_hwmgr *hwmgr, + phm_ppt_v1_pcie_table **pp_tonga_pcie_table, + PPTable_Generic_SubTable_Header const *ptable + ) + { + uint32_t table_size, i, pcie_count; + phm_ppt_v1_pcie_table *pcie_table; + struct phm_ppt_v1_information *pp_table_information = + (struct phm_ppt_v1_information *)(hwmgr->pptable); + phm_ppt_v1_pcie_record *pcie_record; + + if (ptable->ucRevId < 1) { + const ATOM_Tonga_PCIE_Table *atom_pcie_table = (ATOM_Tonga_PCIE_Table *)ptable; + ATOM_Tonga_PCIE_Record *atom_pcie_record; + + PP_ASSERT_WITH_CODE((atom_pcie_table->ucNumEntries != 0), + "Invalid PowerPlay Table!", return -1); + + table_size = sizeof(uint32_t) + + sizeof(phm_ppt_v1_pcie_record) * atom_pcie_table->ucNumEntries; + + pcie_table = kzalloc(table_size, GFP_KERNEL); + + if (pcie_table == NULL) + return -ENOMEM; + + memset(pcie_table, 0x00, table_size); + + /* + * Make sure the number of pcie entries are less than or equal to sclk dpm levels. + * Since first PCIE entry is for ULV, #pcie has to be <= SclkLevel + 1. + */ + pcie_count = (pp_table_information->vdd_dep_on_sclk->count) + 1; + if ((uint32_t)atom_pcie_table->ucNumEntries <= pcie_count) + pcie_count = (uint32_t)atom_pcie_table->ucNumEntries; + else + printk(KERN_ERR "[ powerplay ] Number of Pcie Entries exceed the number of SCLK Dpm Levels! \ + Disregarding the excess entries... \n"); + + pcie_table->count = pcie_count; + for (i = 0; i < pcie_count; i++) { + pcie_record = GET_FLEXIBLE_ARRAY_MEMBER_ADDR( + phm_ppt_v1_pcie_record, + entries, pcie_table, i); + atom_pcie_record = GET_FLEXIBLE_ARRAY_MEMBER_ADDR( + ATOM_Tonga_PCIE_Record, + entries, atom_pcie_table, i); + pcie_record->gen_speed = atom_pcie_record->ucPCIEGenSpeed; + pcie_record->lane_width = atom_pcie_record->usPCIELaneWidth; + } + + *pp_tonga_pcie_table = pcie_table; + } else { + /* Polaris10/Polaris11 and newer. */ + const ATOM_Polaris10_PCIE_Table *atom_pcie_table = (ATOM_Polaris10_PCIE_Table *)ptable; + ATOM_Polaris10_PCIE_Record *atom_pcie_record; + + PP_ASSERT_WITH_CODE((atom_pcie_table->ucNumEntries != 0), + "Invalid PowerPlay Table!", return -1); + + table_size = sizeof(uint32_t) + + sizeof(phm_ppt_v1_pcie_record) * atom_pcie_table->ucNumEntries; + + pcie_table = kzalloc(table_size, GFP_KERNEL); + + if (pcie_table == NULL) + return -ENOMEM; + + memset(pcie_table, 0x00, table_size); + + /* + * Make sure the number of pcie entries are less than or equal to sclk dpm levels. + * Since first PCIE entry is for ULV, #pcie has to be <= SclkLevel + 1. + */ + pcie_count = (pp_table_information->vdd_dep_on_sclk->count) + 1; + if ((uint32_t)atom_pcie_table->ucNumEntries <= pcie_count) + pcie_count = (uint32_t)atom_pcie_table->ucNumEntries; + else + printk(KERN_ERR "[ powerplay ] Number of Pcie Entries exceed the number of SCLK Dpm Levels! \ + Disregarding the excess entries... \n"); + + pcie_table->count = pcie_count; + + for (i = 0; i < pcie_count; i++) { + pcie_record = GET_FLEXIBLE_ARRAY_MEMBER_ADDR( + phm_ppt_v1_pcie_record, + entries, pcie_table, i); + atom_pcie_record = GET_FLEXIBLE_ARRAY_MEMBER_ADDR( + ATOM_Polaris10_PCIE_Record, + entries, atom_pcie_table, i); + pcie_record->gen_speed = atom_pcie_record->ucPCIEGenSpeed; + pcie_record->lane_width = atom_pcie_record->usPCIELaneWidth; + pcie_record->pcie_sclk = atom_pcie_record->ulPCIE_Sclk; + } + + *pp_tonga_pcie_table = pcie_table; + } + + return 0; + } + + static int get_cac_tdp_table( + struct pp_hwmgr *hwmgr, + struct phm_cac_tdp_table **cac_tdp_table, + const PPTable_Generic_SubTable_Header * table + ) + { + uint32_t table_size; + struct phm_cac_tdp_table *tdp_table; + + table_size = sizeof(uint32_t) + sizeof(struct phm_cac_tdp_table); + tdp_table = kzalloc(table_size, GFP_KERNEL); + + if (NULL == tdp_table) + return -ENOMEM; + + memset(tdp_table, 0x00, table_size); + + hwmgr->dyn_state.cac_dtp_table = kzalloc(table_size, GFP_KERNEL); + + if (NULL == hwmgr->dyn_state.cac_dtp_table) { + kfree(tdp_table); + return -ENOMEM; + } + + memset(hwmgr->dyn_state.cac_dtp_table, 0x00, table_size); + + if (table->ucRevId < 3) { + const ATOM_Tonga_PowerTune_Table *tonga_table = + (ATOM_Tonga_PowerTune_Table *)table; + tdp_table->usTDP = tonga_table->usTDP; + tdp_table->usConfigurableTDP = + tonga_table->usConfigurableTDP; + tdp_table->usTDC = tonga_table->usTDC; + tdp_table->usBatteryPowerLimit = + tonga_table->usBatteryPowerLimit; + tdp_table->usSmallPowerLimit = + tonga_table->usSmallPowerLimit; + tdp_table->usLowCACLeakage = + tonga_table->usLowCACLeakage; + tdp_table->usHighCACLeakage = + tonga_table->usHighCACLeakage; + tdp_table->usMaximumPowerDeliveryLimit = + tonga_table->usMaximumPowerDeliveryLimit; + tdp_table->usDefaultTargetOperatingTemp = + tonga_table->usTjMax; + tdp_table->usTargetOperatingTemp = + tonga_table->usTjMax; /*Set the initial temp to the same as default */ + tdp_table->usPowerTuneDataSetID = + tonga_table->usPowerTuneDataSetID; + tdp_table->usSoftwareShutdownTemp = + tonga_table->usSoftwareShutdownTemp; + tdp_table->usClockStretchAmount = + tonga_table->usClockStretchAmount; + } else { /* Fiji and newer */ + const ATOM_Fiji_PowerTune_Table *fijitable = + (ATOM_Fiji_PowerTune_Table *)table; + tdp_table->usTDP = fijitable->usTDP; + tdp_table->usConfigurableTDP = fijitable->usConfigurableTDP; + tdp_table->usTDC = fijitable->usTDC; + tdp_table->usBatteryPowerLimit = fijitable->usBatteryPowerLimit; + tdp_table->usSmallPowerLimit = fijitable->usSmallPowerLimit; + tdp_table->usLowCACLeakage = fijitable->usLowCACLeakage; + tdp_table->usHighCACLeakage = fijitable->usHighCACLeakage; + tdp_table->usMaximumPowerDeliveryLimit = + fijitable->usMaximumPowerDeliveryLimit; + tdp_table->usDefaultTargetOperatingTemp = + fijitable->usTjMax; + tdp_table->usTargetOperatingTemp = + fijitable->usTjMax; /*Set the initial temp to the same as default */ + tdp_table->usPowerTuneDataSetID = + fijitable->usPowerTuneDataSetID; + tdp_table->usSoftwareShutdownTemp = + fijitable->usSoftwareShutdownTemp; + tdp_table->usClockStretchAmount = + fijitable->usClockStretchAmount; + tdp_table->usTemperatureLimitHotspot = + fijitable->usTemperatureLimitHotspot; + tdp_table->usTemperatureLimitLiquid1 = + fijitable->usTemperatureLimitLiquid1; + tdp_table->usTemperatureLimitLiquid2 = + fijitable->usTemperatureLimitLiquid2; + tdp_table->usTemperatureLimitVrVddc = + fijitable->usTemperatureLimitVrVddc; + tdp_table->usTemperatureLimitVrMvdd = + fijitable->usTemperatureLimitVrMvdd; + tdp_table->usTemperatureLimitPlx = + fijitable->usTemperatureLimitPlx; + tdp_table->ucLiquid1_I2C_address = + fijitable->ucLiquid1_I2C_address; + tdp_table->ucLiquid2_I2C_address = + fijitable->ucLiquid2_I2C_address; + tdp_table->ucLiquid_I2C_Line = + fijitable->ucLiquid_I2C_Line; + tdp_table->ucVr_I2C_address = fijitable->ucVr_I2C_address; + tdp_table->ucVr_I2C_Line = fijitable->ucVr_I2C_Line; + tdp_table->ucPlx_I2C_address = fijitable->ucPlx_I2C_address; + tdp_table->ucPlx_I2C_Line = fijitable->ucPlx_I2C_Line; + } + + *cac_tdp_table = tdp_table; + + return 0; + } + + static int get_mm_clock_voltage_table( + struct pp_hwmgr *hwmgr, + phm_ppt_v1_mm_clock_voltage_dependency_table **tonga_mm_table, + const ATOM_Tonga_MM_Dependency_Table * mm_dependency_table + ) + { + uint32_t table_size, i; + const ATOM_Tonga_MM_Dependency_Record *mm_dependency_record; + phm_ppt_v1_mm_clock_voltage_dependency_table *mm_table; + phm_ppt_v1_mm_clock_voltage_dependency_record *mm_table_record; + + PP_ASSERT_WITH_CODE((0 != mm_dependency_table->ucNumEntries), + "Invalid PowerPlay Table!", return -1); + table_size = sizeof(uint32_t) + + sizeof(phm_ppt_v1_mm_clock_voltage_dependency_record) + * mm_dependency_table->ucNumEntries; + mm_table = kzalloc(table_size, GFP_KERNEL); + + if (NULL == mm_table) + return -ENOMEM; + + memset(mm_table, 0x00, table_size); + + mm_table->count = mm_dependency_table->ucNumEntries; + + for (i = 0; i < mm_dependency_table->ucNumEntries; i++) { + mm_dependency_record = GET_FLEXIBLE_ARRAY_MEMBER_ADDR( + ATOM_Tonga_MM_Dependency_Record, + entries, mm_dependency_table, i); + mm_table_record = GET_FLEXIBLE_ARRAY_MEMBER_ADDR( + phm_ppt_v1_mm_clock_voltage_dependency_record, + entries, mm_table, i); + mm_table_record->vddcInd = mm_dependency_record->ucVddcInd; + mm_table_record->vddgfx_offset = mm_dependency_record->usVddgfxOffset; + mm_table_record->aclk = mm_dependency_record->ulAClk; + mm_table_record->samclock = mm_dependency_record->ulSAMUClk; + mm_table_record->eclk = mm_dependency_record->ulEClk; + mm_table_record->vclk = mm_dependency_record->ulVClk; + mm_table_record->dclk = mm_dependency_record->ulDClk; + } + + *tonga_mm_table = mm_table; + + return 0; + } + + /** + * Private Function used during initialization. + * Initialize clock voltage dependency + * @param hwmgr Pointer to the hardware manager. + * @param powerplay_table Pointer to the PowerPlay Table. + */ + static int init_clock_voltage_dependency( + struct pp_hwmgr *hwmgr, + const ATOM_Tonga_POWERPLAYTABLE *powerplay_table + ) + { + int result = 0; + struct phm_ppt_v1_information *pp_table_information = + (struct phm_ppt_v1_information *)(hwmgr->pptable); + + const ATOM_Tonga_MM_Dependency_Table *mm_dependency_table = + (const ATOM_Tonga_MM_Dependency_Table *)(((unsigned long) powerplay_table) + + le16_to_cpu(powerplay_table->usMMDependencyTableOffset)); + const PPTable_Generic_SubTable_Header *pPowerTuneTable = + (const PPTable_Generic_SubTable_Header *)(((unsigned long) powerplay_table) + + le16_to_cpu(powerplay_table->usPowerTuneTableOffset)); + const ATOM_Tonga_MCLK_Dependency_Table *mclk_dep_table = + (const ATOM_Tonga_MCLK_Dependency_Table *)(((unsigned long) powerplay_table) + + le16_to_cpu(powerplay_table->usMclkDependencyTableOffset)); + const PPTable_Generic_SubTable_Header *sclk_dep_table = + (const PPTable_Generic_SubTable_Header *)(((unsigned long) powerplay_table) + + le16_to_cpu(powerplay_table->usSclkDependencyTableOffset)); + const ATOM_Tonga_Hard_Limit_Table *pHardLimits = + (const ATOM_Tonga_Hard_Limit_Table *)(((unsigned long) powerplay_table) + + le16_to_cpu(powerplay_table->usHardLimitTableOffset)); + const PPTable_Generic_SubTable_Header *pcie_table = + (const PPTable_Generic_SubTable_Header *)(((unsigned long) powerplay_table) + + le16_to_cpu(powerplay_table->usPCIETableOffset)); + + pp_table_information->vdd_dep_on_sclk = NULL; + pp_table_information->vdd_dep_on_mclk = NULL; + pp_table_information->mm_dep_table = NULL; + pp_table_information->pcie_table = NULL; + + if (powerplay_table->usMMDependencyTableOffset != 0) + result = get_mm_clock_voltage_table(hwmgr, + &pp_table_information->mm_dep_table, mm_dependency_table); + + if (result == 0 && powerplay_table->usPowerTuneTableOffset != 0) + result = get_cac_tdp_table(hwmgr, + &pp_table_information->cac_dtp_table, pPowerTuneTable); + + if (result == 0 && powerplay_table->usSclkDependencyTableOffset != 0) + result = get_sclk_voltage_dependency_table(hwmgr, + &pp_table_information->vdd_dep_on_sclk, sclk_dep_table); + + if (result == 0 && powerplay_table->usMclkDependencyTableOffset != 0) + result = get_mclk_voltage_dependency_table(hwmgr, + &pp_table_information->vdd_dep_on_mclk, mclk_dep_table); + + if (result == 0 && powerplay_table->usPCIETableOffset != 0) + result = get_pcie_table(hwmgr, + &pp_table_information->pcie_table, pcie_table); + + if (result == 0 && powerplay_table->usHardLimitTableOffset != 0) + result = get_hard_limits(hwmgr, + &pp_table_information->max_clock_voltage_on_dc, pHardLimits); + + hwmgr->dyn_state.max_clock_voltage_on_dc.sclk = + pp_table_information->max_clock_voltage_on_dc.sclk; + hwmgr->dyn_state.max_clock_voltage_on_dc.mclk = + pp_table_information->max_clock_voltage_on_dc.mclk; + hwmgr->dyn_state.max_clock_voltage_on_dc.vddc = + pp_table_information->max_clock_voltage_on_dc.vddc; + hwmgr->dyn_state.max_clock_voltage_on_dc.vddci = + pp_table_information->max_clock_voltage_on_dc.vddci; + + if (result == 0 && (NULL != pp_table_information->vdd_dep_on_mclk) + && (0 != pp_table_information->vdd_dep_on_mclk->count)) + result = get_valid_clk(hwmgr, &pp_table_information->valid_mclk_values, + pp_table_information->vdd_dep_on_mclk); + + if (result == 0 && (NULL != pp_table_information->vdd_dep_on_sclk) + && (0 != pp_table_information->vdd_dep_on_sclk->count)) + result = get_valid_clk(hwmgr, &pp_table_information->valid_sclk_values, + pp_table_information->vdd_dep_on_sclk); + + return result; + } + + /** Retrieves the (signed) Overdrive limits from VBIOS. + * The max engine clock, memory clock and max temperature come from the firmware info table. + * + * The information is placed into the platform descriptor. + * + * @param hwmgr source of the VBIOS table and owner of the platform descriptor to be updated. + * @param powerplay_table the address of the PowerPlay table. + * + * @return 1 as long as the firmware info table was present and of a supported version. + */ + static int init_over_drive_limits( + struct pp_hwmgr *hwmgr, + const ATOM_Tonga_POWERPLAYTABLE *powerplay_table) + { + hwmgr->platform_descriptor.overdriveLimit.engineClock = + le16_to_cpu(powerplay_table->ulMaxODEngineClock); + hwmgr->platform_descriptor.overdriveLimit.memoryClock = + le16_to_cpu(powerplay_table->ulMaxODMemoryClock); + + hwmgr->platform_descriptor.minOverdriveVDDC = 0; + hwmgr->platform_descriptor.maxOverdriveVDDC = 0; + hwmgr->platform_descriptor.overdriveVDDCStep = 0; + + if (hwmgr->platform_descriptor.overdriveLimit.engineClock > 0 \ + && hwmgr->platform_descriptor.overdriveLimit.memoryClock > 0) { + phm_cap_set(hwmgr->platform_descriptor.platformCaps, + PHM_PlatformCaps_ACOverdriveSupport); + } + + return 0; + } + + /** + * Private Function used during initialization. + * Inspect the PowerPlay table for obvious signs of corruption. + * @param hwmgr Pointer to the hardware manager. + * @param powerplay_table Pointer to the PowerPlay Table. + * @exception This implementation always returns 1. + */ + static int init_thermal_controller( + struct pp_hwmgr *hwmgr, + const ATOM_Tonga_POWERPLAYTABLE *powerplay_table + ) + { + const PPTable_Generic_SubTable_Header *fan_table; + ATOM_Tonga_Thermal_Controller *thermal_controller; + + thermal_controller = (ATOM_Tonga_Thermal_Controller *) + (((unsigned long)powerplay_table) + + le16_to_cpu(powerplay_table->usThermalControllerOffset)); + PP_ASSERT_WITH_CODE((0 != powerplay_table->usThermalControllerOffset), + "Thermal controller table not set!", return -1); + + hwmgr->thermal_controller.ucType = thermal_controller->ucType; + hwmgr->thermal_controller.ucI2cLine = thermal_controller->ucI2cLine; + hwmgr->thermal_controller.ucI2cAddress = thermal_controller->ucI2cAddress; + + hwmgr->thermal_controller.fanInfo.bNoFan = + (0 != (thermal_controller->ucFanParameters & ATOM_TONGA_PP_FANPARAMETERS_NOFAN)); + + hwmgr->thermal_controller.fanInfo.ucTachometerPulsesPerRevolution = + thermal_controller->ucFanParameters & + ATOM_TONGA_PP_FANPARAMETERS_TACHOMETER_PULSES_PER_REVOLUTION_MASK; + + hwmgr->thermal_controller.fanInfo.ulMinRPM + = thermal_controller->ucFanMinRPM * 100UL; + hwmgr->thermal_controller.fanInfo.ulMaxRPM + = thermal_controller->ucFanMaxRPM * 100UL; + + set_hw_cap( + hwmgr, + ATOM_TONGA_PP_THERMALCONTROLLER_NONE != hwmgr->thermal_controller.ucType, + PHM_PlatformCaps_ThermalController + ); + + if (0 == powerplay_table->usFanTableOffset) + return 0; + + fan_table = (const PPTable_Generic_SubTable_Header *) + (((unsigned long)powerplay_table) + + le16_to_cpu(powerplay_table->usFanTableOffset)); + + PP_ASSERT_WITH_CODE((0 != powerplay_table->usFanTableOffset), + "Fan table not set!", return -1); + PP_ASSERT_WITH_CODE((0 < fan_table->ucRevId), + "Unsupported fan table format!", return -1); + + hwmgr->thermal_controller.advanceFanControlParameters.ulCycleDelay + = 100000; + phm_cap_set(hwmgr->platform_descriptor.platformCaps, + PHM_PlatformCaps_MicrocodeFanControl); + + if (fan_table->ucRevId < 8) { + const ATOM_Tonga_Fan_Table *tonga_fan_table = + (ATOM_Tonga_Fan_Table *)fan_table; + hwmgr->thermal_controller.advanceFanControlParameters.ucTHyst + = tonga_fan_table->ucTHyst; + hwmgr->thermal_controller.advanceFanControlParameters.usTMin + = tonga_fan_table->usTMin; + hwmgr->thermal_controller.advanceFanControlParameters.usTMed + = tonga_fan_table->usTMed; + hwmgr->thermal_controller.advanceFanControlParameters.usTHigh + = tonga_fan_table->usTHigh; + hwmgr->thermal_controller.advanceFanControlParameters.usPWMMin + = tonga_fan_table->usPWMMin; + hwmgr->thermal_controller.advanceFanControlParameters.usPWMMed + = tonga_fan_table->usPWMMed; + hwmgr->thermal_controller.advanceFanControlParameters.usPWMHigh + = tonga_fan_table->usPWMHigh; + hwmgr->thermal_controller.advanceFanControlParameters.usTMax + = 10900; /* hard coded */ + hwmgr->thermal_controller.advanceFanControlParameters.usTMax + = tonga_fan_table->usTMax; + hwmgr->thermal_controller.advanceFanControlParameters.ucFanControlMode + = tonga_fan_table->ucFanControlMode; + hwmgr->thermal_controller.advanceFanControlParameters.usDefaultMaxFanPWM + = tonga_fan_table->usFanPWMMax; + hwmgr->thermal_controller.advanceFanControlParameters.usDefaultFanOutputSensitivity + = 4836; + hwmgr->thermal_controller.advanceFanControlParameters.usFanOutputSensitivity + = tonga_fan_table->usFanOutputSensitivity; + hwmgr->thermal_controller.advanceFanControlParameters.usDefaultMaxFanRPM + = tonga_fan_table->usFanRPMMax; + hwmgr->thermal_controller.advanceFanControlParameters.ulMinFanSCLKAcousticLimit + = (tonga_fan_table->ulMinFanSCLKAcousticLimit / 100); /* PPTable stores it in 10Khz unit for 2 decimal places. SMC wants MHz. */ + hwmgr->thermal_controller.advanceFanControlParameters.ucTargetTemperature + = tonga_fan_table->ucTargetTemperature; + hwmgr->thermal_controller.advanceFanControlParameters.ucMinimumPWMLimit + = tonga_fan_table->ucMinimumPWMLimit; + } else { + const ATOM_Fiji_Fan_Table *fiji_fan_table = + (ATOM_Fiji_Fan_Table *)fan_table; + hwmgr->thermal_controller.advanceFanControlParameters.ucTHyst + = fiji_fan_table->ucTHyst; + hwmgr->thermal_controller.advanceFanControlParameters.usTMin + = fiji_fan_table->usTMin; + hwmgr->thermal_controller.advanceFanControlParameters.usTMed + = fiji_fan_table->usTMed; + hwmgr->thermal_controller.advanceFanControlParameters.usTHigh + = fiji_fan_table->usTHigh; + hwmgr->thermal_controller.advanceFanControlParameters.usPWMMin + = fiji_fan_table->usPWMMin; + hwmgr->thermal_controller.advanceFanControlParameters.usPWMMed + = fiji_fan_table->usPWMMed; + hwmgr->thermal_controller.advanceFanControlParameters.usPWMHigh + = fiji_fan_table->usPWMHigh; + hwmgr->thermal_controller.advanceFanControlParameters.usTMax + = fiji_fan_table->usTMax; + hwmgr->thermal_controller.advanceFanControlParameters.ucFanControlMode + = fiji_fan_table->ucFanControlMode; + hwmgr->thermal_controller.advanceFanControlParameters.usDefaultMaxFanPWM + = fiji_fan_table->usFanPWMMax; + hwmgr->thermal_controller.advanceFanControlParameters.usDefaultFanOutputSensitivity + = 4836; + hwmgr->thermal_controller.advanceFanControlParameters.usFanOutputSensitivity + = fiji_fan_table->usFanOutputSensitivity; + hwmgr->thermal_controller.advanceFanControlParameters.usDefaultMaxFanRPM + = fiji_fan_table->usFanRPMMax; + hwmgr->thermal_controller.advanceFanControlParameters.ulMinFanSCLKAcousticLimit + = (fiji_fan_table->ulMinFanSCLKAcousticLimit / 100); /* PPTable stores it in 10Khz unit for 2 decimal places. SMC wants MHz. */ + hwmgr->thermal_controller.advanceFanControlParameters.ucTargetTemperature + = fiji_fan_table->ucTargetTemperature; + hwmgr->thermal_controller.advanceFanControlParameters.ucMinimumPWMLimit + = fiji_fan_table->ucMinimumPWMLimit; + + hwmgr->thermal_controller.advanceFanControlParameters.usFanGainEdge + = fiji_fan_table->usFanGainEdge; + hwmgr->thermal_controller.advanceFanControlParameters.usFanGainHotspot + = fiji_fan_table->usFanGainHotspot; + hwmgr->thermal_controller.advanceFanControlParameters.usFanGainLiquid + = fiji_fan_table->usFanGainLiquid; + hwmgr->thermal_controller.advanceFanControlParameters.usFanGainVrVddc + = fiji_fan_table->usFanGainVrVddc; + hwmgr->thermal_controller.advanceFanControlParameters.usFanGainVrMvdd + = fiji_fan_table->usFanGainVrMvdd; + hwmgr->thermal_controller.advanceFanControlParameters.usFanGainPlx + = fiji_fan_table->usFanGainPlx; + hwmgr->thermal_controller.advanceFanControlParameters.usFanGainHbm + = fiji_fan_table->usFanGainHbm; + } + + return 0; + } + + /** + * Private Function used during initialization. + * Inspect the PowerPlay table for obvious signs of corruption. + * @param hwmgr Pointer to the hardware manager. + * @param powerplay_table Pointer to the PowerPlay Table. + * @exception 2 if the powerplay table is incorrect. + */ + static int check_powerplay_tables( + struct pp_hwmgr *hwmgr, + const ATOM_Tonga_POWERPLAYTABLE *powerplay_table + ) + { + const ATOM_Tonga_State_Array *state_arrays; + + state_arrays = (ATOM_Tonga_State_Array *)(((unsigned long)powerplay_table) + + le16_to_cpu(powerplay_table->usStateArrayOffset)); + + PP_ASSERT_WITH_CODE((ATOM_Tonga_TABLE_REVISION_TONGA <= + powerplay_table->sHeader.ucTableFormatRevision), + "Unsupported PPTable format!", return -1); + PP_ASSERT_WITH_CODE((0 != powerplay_table->usStateArrayOffset), + "State table is not set!", return -1); + PP_ASSERT_WITH_CODE((0 < powerplay_table->sHeader.usStructureSize), + "Invalid PowerPlay Table!", return -1); + PP_ASSERT_WITH_CODE((0 < state_arrays->ucNumEntries), + "Invalid PowerPlay Table!", return -1); + + return 0; + } + + int pp_tables_v1_0_initialize(struct pp_hwmgr *hwmgr) + { + int result = 0; + const ATOM_Tonga_POWERPLAYTABLE *powerplay_table; + + hwmgr->pptable = kzalloc(sizeof(struct phm_ppt_v1_information), GFP_KERNEL); + + PP_ASSERT_WITH_CODE((NULL != hwmgr->pptable), + "Failed to allocate hwmgr->pptable!", return -ENOMEM); + + memset(hwmgr->pptable, 0x00, sizeof(struct phm_ppt_v1_information)); + + powerplay_table = get_powerplay_table(hwmgr); + + PP_ASSERT_WITH_CODE((NULL != powerplay_table), + "Missing PowerPlay Table!", return -1); + + result = check_powerplay_tables(hwmgr, powerplay_table); + + PP_ASSERT_WITH_CODE((result == 0), + "check_powerplay_tables failed", return result); + + result = set_platform_caps(hwmgr, + le32_to_cpu(powerplay_table->ulPlatformCaps)); + + PP_ASSERT_WITH_CODE((result == 0), + "set_platform_caps failed", return result); + + result = init_thermal_controller(hwmgr, powerplay_table); + + PP_ASSERT_WITH_CODE((result == 0), + "init_thermal_controller failed", return result); + + result = init_over_drive_limits(hwmgr, powerplay_table); + + PP_ASSERT_WITH_CODE((result == 0), + "init_over_drive_limits failed", return result); + + result = init_clock_voltage_dependency(hwmgr, powerplay_table); + + PP_ASSERT_WITH_CODE((result == 0), + "init_clock_voltage_dependency failed", return result); + + result = init_dpm_2_parameters(hwmgr, powerplay_table); + + PP_ASSERT_WITH_CODE((result == 0), + "init_dpm_2_parameters failed", return result); + + return result; + } + + int pp_tables_v1_0_uninitialize(struct pp_hwmgr *hwmgr) + { + struct phm_ppt_v1_information *pp_table_information = + (struct phm_ppt_v1_information *)(hwmgr->pptable); + + kfree(pp_table_information->vdd_dep_on_sclk); + pp_table_information->vdd_dep_on_sclk = NULL; + + kfree(pp_table_information->vdd_dep_on_mclk); + pp_table_information->vdd_dep_on_mclk = NULL; + + kfree(pp_table_information->valid_mclk_values); + pp_table_information->valid_mclk_values = NULL; + + kfree(pp_table_information->valid_sclk_values); + pp_table_information->valid_sclk_values = NULL; + + kfree(pp_table_information->vddc_lookup_table); + pp_table_information->vddc_lookup_table = NULL; + + kfree(pp_table_information->vddgfx_lookup_table); + pp_table_information->vddgfx_lookup_table = NULL; + + kfree(pp_table_information->mm_dep_table); + pp_table_information->mm_dep_table = NULL; + + kfree(pp_table_information->cac_dtp_table); + pp_table_information->cac_dtp_table = NULL; + + kfree(hwmgr->dyn_state.cac_dtp_table); + hwmgr->dyn_state.cac_dtp_table = NULL; + + kfree(pp_table_information->ppm_parameter_table); + pp_table_information->ppm_parameter_table = NULL; + + kfree(pp_table_information->pcie_table); + pp_table_information->pcie_table = NULL; + + kfree(hwmgr->pptable); + hwmgr->pptable = NULL; + + return 0; + } + + const struct pp_table_func pptable_v1_0_funcs = { + .pptable_init = pp_tables_v1_0_initialize, + .pptable_fini = pp_tables_v1_0_uninitialize, + }; + + int get_number_of_powerplay_table_entries_v1_0(struct pp_hwmgr *hwmgr) + { + ATOM_Tonga_State_Array const *state_arrays; + const ATOM_Tonga_POWERPLAYTABLE *pp_table = get_powerplay_table(hwmgr); + + PP_ASSERT_WITH_CODE((NULL != pp_table), + "Missing PowerPlay Table!", return -1); + PP_ASSERT_WITH_CODE((pp_table->sHeader.ucTableFormatRevision >= + ATOM_Tonga_TABLE_REVISION_TONGA), + "Incorrect PowerPlay table revision!", return -1); + + state_arrays = (ATOM_Tonga_State_Array *)(((unsigned long)pp_table) + + le16_to_cpu(pp_table->usStateArrayOffset)); + + return (uint32_t)(state_arrays->ucNumEntries); + } + + /** + * Private function to convert flags stored in the BIOS to software flags in PowerPlay. + */ + static uint32_t make_classification_flags(struct pp_hwmgr *hwmgr, + uint16_t classification, uint16_t classification2) + { + uint32_t result = 0; + + if (classification & ATOM_PPLIB_CLASSIFICATION_BOOT) + result |= PP_StateClassificationFlag_Boot; + + if (classification & ATOM_PPLIB_CLASSIFICATION_THERMAL) + result |= PP_StateClassificationFlag_Thermal; + + if (classification & ATOM_PPLIB_CLASSIFICATION_LIMITEDPOWERSOURCE) + result |= PP_StateClassificationFlag_LimitedPowerSource; + + if (classification & ATOM_PPLIB_CLASSIFICATION_REST) + result |= PP_StateClassificationFlag_Rest; + + if (classification & ATOM_PPLIB_CLASSIFICATION_FORCED) + result |= PP_StateClassificationFlag_Forced; + + if (classification & ATOM_PPLIB_CLASSIFICATION_ACPI) + result |= PP_StateClassificationFlag_ACPI; + + if (classification2 & ATOM_PPLIB_CLASSIFICATION2_LIMITEDPOWERSOURCE_2) + result |= PP_StateClassificationFlag_LimitedPowerSource_2; + + return result; + } + + static int ppt_get_num_of_vce_state_table_entries_v1_0(struct pp_hwmgr *hwmgr) + { + const ATOM_Tonga_POWERPLAYTABLE *pp_table = get_powerplay_table(hwmgr); + const ATOM_Tonga_VCE_State_Table *vce_state_table = + (ATOM_Tonga_VCE_State_Table *)(((unsigned long)pp_table) + le16_to_cpu(pp_table->usVCEStateTableOffset)); + + if (vce_state_table == NULL) + return 0; + + return vce_state_table->ucNumEntries; + } + + static int ppt_get_vce_state_table_entry_v1_0(struct pp_hwmgr *hwmgr, uint32_t i, + struct pp_vce_state *vce_state, void **clock_info, uint32_t *flag) + { + const ATOM_Tonga_VCE_State_Record *vce_state_record; + ATOM_Tonga_SCLK_Dependency_Record *sclk_dep_record; + ATOM_Tonga_MCLK_Dependency_Record *mclk_dep_record; + ATOM_Tonga_MM_Dependency_Record *mm_dep_record; + const ATOM_Tonga_POWERPLAYTABLE *pptable = get_powerplay_table(hwmgr); + const ATOM_Tonga_VCE_State_Table *vce_state_table = (ATOM_Tonga_VCE_State_Table *)(((unsigned long)pptable) + + le16_to_cpu(pptable->usVCEStateTableOffset)); + const ATOM_Tonga_SCLK_Dependency_Table *sclk_dep_table = (ATOM_Tonga_SCLK_Dependency_Table *)(((unsigned long)pptable) + + le16_to_cpu(pptable->usSclkDependencyTableOffset)); + const ATOM_Tonga_MCLK_Dependency_Table *mclk_dep_table = (ATOM_Tonga_MCLK_Dependency_Table *)(((unsigned long)pptable) + + le16_to_cpu(pptable->usMclkDependencyTableOffset)); + const ATOM_Tonga_MM_Dependency_Table *mm_dep_table = (ATOM_Tonga_MM_Dependency_Table *)(((unsigned long)pptable) + + le16_to_cpu(pptable->usMMDependencyTableOffset)); + + PP_ASSERT_WITH_CODE((i < vce_state_table->ucNumEntries), + "Requested state entry ID is out of range!", + return -EINVAL); + + vce_state_record = GET_FLEXIBLE_ARRAY_MEMBER_ADDR( + ATOM_Tonga_VCE_State_Record, + entries, vce_state_table, i); + sclk_dep_record = GET_FLEXIBLE_ARRAY_MEMBER_ADDR( + ATOM_Tonga_SCLK_Dependency_Record, + entries, sclk_dep_table, + vce_state_record->ucSCLKIndex); + mm_dep_record = GET_FLEXIBLE_ARRAY_MEMBER_ADDR( + ATOM_Tonga_MM_Dependency_Record, + entries, mm_dep_table, + vce_state_record->ucVCEClockIndex); + *flag = vce_state_record->ucFlag; + + vce_state->evclk = mm_dep_record->ulEClk; + vce_state->ecclk = mm_dep_record->ulEClk; + vce_state->sclk = sclk_dep_record->ulSclk; + + if (vce_state_record->ucMCLKIndex >= mclk_dep_table->ucNumEntries) + mclk_dep_record = GET_FLEXIBLE_ARRAY_MEMBER_ADDR( + ATOM_Tonga_MCLK_Dependency_Record, + entries, mclk_dep_table, + mclk_dep_table->ucNumEntries - 1); + else + mclk_dep_record = GET_FLEXIBLE_ARRAY_MEMBER_ADDR( + ATOM_Tonga_MCLK_Dependency_Record, + entries, mclk_dep_table, + vce_state_record->ucMCLKIndex); + + vce_state->mclk = mclk_dep_record->ulMclk; + return 0; + } + + /** + * Create a Power State out of an entry in the PowerPlay table. + * This function is called by the hardware back-end. + * @param hwmgr Pointer to the hardware manager. + * @param entry_index The index of the entry to be extracted from the table. + * @param power_state The address of the PowerState instance being created. + * @return -1 if the entry cannot be retrieved. + */ + int get_powerplay_table_entry_v1_0(struct pp_hwmgr *hwmgr, + uint32_t entry_index, struct pp_power_state *power_state, + int (*call_back_func)(struct pp_hwmgr *, void *, + struct pp_power_state *, void *, uint32_t)) + { + int result = 0; + const ATOM_Tonga_State_Array *state_arrays; + const ATOM_Tonga_State *state_entry; + const ATOM_Tonga_POWERPLAYTABLE *pp_table = get_powerplay_table(hwmgr); + int i, j; + uint32_t flags = 0; + + PP_ASSERT_WITH_CODE((NULL != pp_table), "Missing PowerPlay Table!", return -1;); + power_state->classification.bios_index = entry_index; + + if (pp_table->sHeader.ucTableFormatRevision >= + ATOM_Tonga_TABLE_REVISION_TONGA) { + state_arrays = (ATOM_Tonga_State_Array *)(((unsigned long)pp_table) + + le16_to_cpu(pp_table->usStateArrayOffset)); + + PP_ASSERT_WITH_CODE((0 < pp_table->usStateArrayOffset), + "Invalid PowerPlay Table State Array Offset.", return -1); + PP_ASSERT_WITH_CODE((0 < state_arrays->ucNumEntries), + "Invalid PowerPlay Table State Array.", return -1); + PP_ASSERT_WITH_CODE((entry_index <= state_arrays->ucNumEntries), + "Invalid PowerPlay Table State Array Entry.", return -1); + + state_entry = GET_FLEXIBLE_ARRAY_MEMBER_ADDR( + ATOM_Tonga_State, entries, + state_arrays, entry_index); + + result = call_back_func(hwmgr, (void *)state_entry, power_state, + (void *)pp_table, + make_classification_flags(hwmgr, + le16_to_cpu(state_entry->usClassification), + le16_to_cpu(state_entry->usClassification2))); + } + + if (!result && (power_state->classification.flags & + PP_StateClassificationFlag_Boot)) + result = hwmgr->hwmgr_func->patch_boot_state(hwmgr, &(power_state->hardware)); + + hwmgr->num_vce_state_tables = i = ppt_get_num_of_vce_state_table_entries_v1_0(hwmgr); + + if ((i != 0) && (i <= PP_MAX_VCE_LEVELS)) { + for (j = 0; j < i; j++) + ppt_get_vce_state_table_entry_v1_0(hwmgr, j, &(hwmgr->vce_states[j]), NULL, &flags); + } + + return result; + } + diff --cc drivers/gpu/drm/radeon/radeon_fb.c index 568e036d547e,6b2537d913e8..0daad446d2c7 --- a/drivers/gpu/drm/radeon/radeon_fb.c +++ b/drivers/gpu/drm/radeon/radeon_fb.c @@@ -25,6 -25,8 +25,7 @@@ */ #include #include -#include + #include #include #include