diff options
Diffstat (limited to 'drivers/gpu/drm/amd/pm/swsmu/smu13/smu_v13_0_1.c')
| -rw-r--r-- | drivers/gpu/drm/amd/pm/swsmu/smu13/smu_v13_0_1.c | 311 |
1 files changed, 311 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/pm/swsmu/smu13/smu_v13_0_1.c b/drivers/gpu/drm/amd/pm/swsmu/smu13/smu_v13_0_1.c new file mode 100644 index 000000000000..61917b49f2bf --- /dev/null +++ b/drivers/gpu/drm/amd/pm/swsmu/smu13/smu_v13_0_1.c @@ -0,0 +1,311 @@ +/* + * Copyright 2020 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 <linux/reboot.h> + +#define SWSMU_CODE_LAYER_L3 + +#include "amdgpu.h" +#include "amdgpu_smu.h" +#include "smu_v13_0_1.h" +#include "soc15_common.h" +#include "smu_cmn.h" +#include "atomfirmware.h" +#include "amdgpu_atomfirmware.h" +#include "amdgpu_atombios.h" +#include "atom.h" + +#include "asic_reg/mp/mp_13_0_1_offset.h" +#include "asic_reg/mp/mp_13_0_1_sh_mask.h" + +/* + * DO NOT use these for err/warn/info/debug messages. + * Use dev_err, dev_warn, dev_info and dev_dbg instead. + * They are more MGPU friendly. + */ +#undef pr_err +#undef pr_warn +#undef pr_info +#undef pr_debug + +int smu_v13_0_1_check_fw_status(struct smu_context *smu) +{ + struct amdgpu_device *adev = smu->adev; + uint32_t mp1_fw_flags; + + mp1_fw_flags = RREG32_PCIE(MP1_Public | + (smnMP1_FIRMWARE_FLAGS & 0xffffffff)); + + if ((mp1_fw_flags & MP1_FIRMWARE_FLAGS__INTERRUPTS_ENABLED_MASK) >> + MP1_FIRMWARE_FLAGS__INTERRUPTS_ENABLED__SHIFT) + return 0; + + return -EIO; +} + +int smu_v13_0_1_check_fw_version(struct smu_context *smu) +{ + uint32_t if_version = 0xff, smu_version = 0xff; + uint16_t smu_major; + uint8_t smu_minor, smu_debug; + int ret = 0; + + ret = smu_cmn_get_smc_version(smu, &if_version, &smu_version); + if (ret) + return ret; + + smu_major = (smu_version >> 16) & 0xffff; + smu_minor = (smu_version >> 8) & 0xff; + smu_debug = (smu_version >> 0) & 0xff; + + switch (smu->adev->asic_type) { + case CHIP_YELLOW_CARP: + smu->smc_driver_if_version = SMU13_0_1_DRIVER_IF_VERSION_YELLOW_CARP; + break; + + default: + dev_err(smu->adev->dev, "smu unsupported asic type:%d.\n", smu->adev->asic_type); + smu->smc_driver_if_version = SMU13_0_1_DRIVER_IF_VERSION_INV; + break; + } + + dev_info(smu->adev->dev, "smu fw reported version = 0x%08x (%d.%d.%d)\n", + smu_version, smu_major, smu_minor, smu_debug); + + /* + * 1. if_version mismatch is not critical as our fw is designed + * to be backward compatible. + * 2. New fw usually brings some optimizations. But that's visible + * only on the paired driver. + * Considering above, we just leave user a warning message instead + * of halt driver loading. + */ + if (if_version != smu->smc_driver_if_version) { + dev_info(smu->adev->dev, "smu driver if version = 0x%08x, smu fw if version = 0x%08x, " + "smu fw version = 0x%08x (%d.%d.%d)\n", + smu->smc_driver_if_version, if_version, + smu_version, smu_major, smu_minor, smu_debug); + dev_warn(smu->adev->dev, "SMU driver if version not matched\n"); + } + + return ret; +} + +int smu_v13_0_1_fini_smc_tables(struct smu_context *smu) +{ + struct smu_table_context *smu_table = &smu->smu_table; + + kfree(smu_table->clocks_table); + smu_table->clocks_table = NULL; + + kfree(smu_table->metrics_table); + smu_table->metrics_table = NULL; + + kfree(smu_table->watermarks_table); + smu_table->watermarks_table = NULL; + + return 0; +} + +static int smu_v13_0_1_atom_get_smu_clockinfo(struct amdgpu_device *adev, + uint8_t clk_id, + uint8_t syspll_id, + uint32_t *clk_freq) +{ + struct atom_get_smu_clock_info_parameters_v3_1 input = {0}; + struct atom_get_smu_clock_info_output_parameters_v3_1 *output; + int ret, index; + + input.clk_id = clk_id; + input.syspll_id = syspll_id; + input.command = GET_SMU_CLOCK_INFO_V3_1_GET_CLOCK_FREQ; + index = get_index_into_master_table(atom_master_list_of_command_functions_v2_1, + getsmuclockinfo); + + ret = amdgpu_atom_execute_table(adev->mode_info.atom_context, index, + (uint32_t *)&input); + if (ret) + return -EINVAL; + + output = (struct atom_get_smu_clock_info_output_parameters_v3_1 *)&input; + *clk_freq = le32_to_cpu(output->atom_smu_outputclkfreq.smu_clock_freq_hz) / 10000; + + return 0; +} + +int smu_v13_0_1_get_vbios_bootup_values(struct smu_context *smu) +{ + int ret, index; + uint16_t size; + uint8_t frev, crev; + struct atom_common_table_header *header; + struct atom_firmware_info_v3_4 *v_3_4; + struct atom_firmware_info_v3_3 *v_3_3; + struct atom_firmware_info_v3_1 *v_3_1; + + index = get_index_into_master_table(atom_master_list_of_data_tables_v2_1, + firmwareinfo); + + ret = amdgpu_atombios_get_data_table(smu->adev, index, &size, &frev, &crev, + (uint8_t **)&header); + if (ret) + return ret; + + if (header->format_revision != 3) { + dev_err(smu->adev->dev, "unknown atom_firmware_info version! for smu13\n"); + return -EINVAL; + } + + switch (header->content_revision) { + case 0: + case 1: + case 2: + v_3_1 = (struct atom_firmware_info_v3_1 *)header; + smu->smu_table.boot_values.revision = v_3_1->firmware_revision; + smu->smu_table.boot_values.gfxclk = v_3_1->bootup_sclk_in10khz; + smu->smu_table.boot_values.uclk = v_3_1->bootup_mclk_in10khz; + smu->smu_table.boot_values.socclk = 0; + smu->smu_table.boot_values.dcefclk = 0; + smu->smu_table.boot_values.vddc = v_3_1->bootup_vddc_mv; + smu->smu_table.boot_values.vddci = v_3_1->bootup_vddci_mv; + smu->smu_table.boot_values.mvddc = v_3_1->bootup_mvddc_mv; + smu->smu_table.boot_values.vdd_gfx = v_3_1->bootup_vddgfx_mv; + smu->smu_table.boot_values.cooling_id = v_3_1->coolingsolution_id; + break; + case 3: + v_3_3 = (struct atom_firmware_info_v3_3 *)header; + smu->smu_table.boot_values.revision = v_3_3->firmware_revision; + smu->smu_table.boot_values.gfxclk = v_3_3->bootup_sclk_in10khz; + smu->smu_table.boot_values.uclk = v_3_3->bootup_mclk_in10khz; + smu->smu_table.boot_values.socclk = 0; + smu->smu_table.boot_values.dcefclk = 0; + smu->smu_table.boot_values.vddc = v_3_3->bootup_vddc_mv; + smu->smu_table.boot_values.vddci = v_3_3->bootup_vddci_mv; + smu->smu_table.boot_values.mvddc = v_3_3->bootup_mvddc_mv; + smu->smu_table.boot_values.vdd_gfx = v_3_3->bootup_vddgfx_mv; + smu->smu_table.boot_values.cooling_id = v_3_3->coolingsolution_id; + break; + case 4: + default: + v_3_4 = (struct atom_firmware_info_v3_4 *)header; + smu->smu_table.boot_values.revision = v_3_4->firmware_revision; + smu->smu_table.boot_values.gfxclk = v_3_4->bootup_sclk_in10khz; + smu->smu_table.boot_values.uclk = v_3_4->bootup_mclk_in10khz; + smu->smu_table.boot_values.socclk = 0; + smu->smu_table.boot_values.dcefclk = 0; + smu->smu_table.boot_values.vddc = v_3_4->bootup_vddc_mv; + smu->smu_table.boot_values.vddci = v_3_4->bootup_vddci_mv; + smu->smu_table.boot_values.mvddc = v_3_4->bootup_mvddc_mv; + smu->smu_table.boot_values.vdd_gfx = v_3_4->bootup_vddgfx_mv; + smu->smu_table.boot_values.cooling_id = v_3_4->coolingsolution_id; + break; + } + + smu->smu_table.boot_values.format_revision = header->format_revision; + smu->smu_table.boot_values.content_revision = header->content_revision; + + smu_v13_0_1_atom_get_smu_clockinfo(smu->adev, + (uint8_t)SMU11_SYSPLL0_SOCCLK_ID, + (uint8_t)0, + &smu->smu_table.boot_values.socclk); + + smu_v13_0_1_atom_get_smu_clockinfo(smu->adev, + (uint8_t)SMU11_SYSPLL0_DCEFCLK_ID, + (uint8_t)0, + &smu->smu_table.boot_values.dcefclk); + + smu_v13_0_1_atom_get_smu_clockinfo(smu->adev, + (uint8_t)SMU11_SYSPLL0_ECLK_ID, + (uint8_t)0, + &smu->smu_table.boot_values.eclk); + + smu_v13_0_1_atom_get_smu_clockinfo(smu->adev, + (uint8_t)SMU11_SYSPLL0_VCLK_ID, + (uint8_t)0, + &smu->smu_table.boot_values.vclk); + + smu_v13_0_1_atom_get_smu_clockinfo(smu->adev, + (uint8_t)SMU11_SYSPLL0_DCLK_ID, + (uint8_t)0, + &smu->smu_table.boot_values.dclk); + + if ((smu->smu_table.boot_values.format_revision == 3) && + (smu->smu_table.boot_values.content_revision >= 2)) + smu_v13_0_1_atom_get_smu_clockinfo(smu->adev, + (uint8_t)SMU11_SYSPLL1_0_FCLK_ID, + (uint8_t)SMU11_SYSPLL1_2_ID, + &smu->smu_table.boot_values.fclk); + + return 0; +} + +int smu_v13_0_1_set_default_dpm_tables(struct smu_context *smu) +{ + struct smu_table_context *smu_table = &smu->smu_table; + + return smu_cmn_update_table(smu, SMU_TABLE_DPMCLOCKS, 0, smu_table->clocks_table, false); +} + +int smu_v13_0_1_set_driver_table_location(struct smu_context *smu) +{ + struct smu_table *driver_table = &smu->smu_table.driver_table; + int ret = 0; + + if (!driver_table->mc_address) + return 0; + + ret = smu_cmn_send_smc_msg_with_param(smu, + SMU_MSG_SetDriverDramAddrHigh, + upper_32_bits(driver_table->mc_address), + NULL); + + if (ret) + return ret; + + ret = smu_cmn_send_smc_msg_with_param(smu, + SMU_MSG_SetDriverDramAddrLow, + lower_32_bits(driver_table->mc_address), + NULL); + + return ret; +} + +int smu_v13_0_1_gfx_off_control(struct smu_context *smu, bool enable) +{ + int ret = 0; + struct amdgpu_device *adev = smu->adev; + + switch (adev->asic_type) { + case CHIP_YELLOW_CARP: + if (!(adev->pm.pp_feature & PP_GFXOFF_MASK)) + return 0; + if (enable) + ret = smu_cmn_send_smc_msg(smu, SMU_MSG_AllowGfxOff, NULL); + else + ret = smu_cmn_send_smc_msg(smu, SMU_MSG_DisallowGfxOff, NULL); + break; + default: + break; + } + + return ret; +} |