diff options
Diffstat (limited to 'drivers/gpu/drm/amd/pm/swsmu/amdgpu_smu.c')
| -rw-r--r-- | drivers/gpu/drm/amd/pm/swsmu/amdgpu_smu.c | 4177 |
1 files changed, 4177 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/pm/swsmu/amdgpu_smu.c b/drivers/gpu/drm/amd/pm/swsmu/amdgpu_smu.c new file mode 100644 index 000000000000..f51fa265230b --- /dev/null +++ b/drivers/gpu/drm/amd/pm/swsmu/amdgpu_smu.c @@ -0,0 +1,4177 @@ +/* + * Copyright 2019 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. + */ + +#define SWSMU_CODE_LAYER_L1 + +#include <linux/firmware.h> +#include <linux/pci.h> +#include <linux/power_supply.h> +#include <linux/reboot.h> + +#include "amdgpu.h" +#include "amdgpu_smu.h" +#include "smu_internal.h" +#include "atom.h" +#include "arcturus_ppt.h" +#include "navi10_ppt.h" +#include "sienna_cichlid_ppt.h" +#include "renoir_ppt.h" +#include "vangogh_ppt.h" +#include "aldebaran_ppt.h" +#include "yellow_carp_ppt.h" +#include "cyan_skillfish_ppt.h" +#include "smu_v13_0_0_ppt.h" +#include "smu_v13_0_4_ppt.h" +#include "smu_v13_0_5_ppt.h" +#include "smu_v13_0_6_ppt.h" +#include "smu_v13_0_7_ppt.h" +#include "smu_v14_0_0_ppt.h" +#include "smu_v14_0_2_ppt.h" +#include "amd_pcie.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 + +static const struct amd_pm_funcs swsmu_pm_funcs; +static int smu_force_smuclk_levels(struct smu_context *smu, + enum smu_clk_type clk_type, + uint32_t mask); +static int smu_handle_task(struct smu_context *smu, + enum amd_dpm_forced_level level, + enum amd_pp_task task_id); +static int smu_reset(struct smu_context *smu); +static int smu_set_fan_speed_pwm(void *handle, u32 speed); +static int smu_set_fan_control_mode(void *handle, u32 value); +static int smu_set_power_limit(void *handle, uint32_t limit_type, uint32_t limit); +static int smu_set_fan_speed_rpm(void *handle, uint32_t speed); +static int smu_set_gfx_cgpg(struct smu_context *smu, bool enabled); +static int smu_set_mp1_state(void *handle, enum pp_mp1_state mp1_state); +static void smu_power_profile_mode_get(struct smu_context *smu, + enum PP_SMC_POWER_PROFILE profile_mode); +static void smu_power_profile_mode_put(struct smu_context *smu, + enum PP_SMC_POWER_PROFILE profile_mode); +static enum smu_clk_type smu_convert_to_smuclk(enum pp_clock_type type); +static int smu_od_edit_dpm_table(void *handle, + enum PP_OD_DPM_TABLE_COMMAND type, + long *input, uint32_t size); + +static int smu_sys_get_pp_feature_mask(void *handle, + char *buf) +{ + struct smu_context *smu = handle; + + if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled) + return -EOPNOTSUPP; + + return smu_get_pp_feature_mask(smu, buf); +} + +static int smu_sys_set_pp_feature_mask(void *handle, + uint64_t new_mask) +{ + struct smu_context *smu = handle; + + if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled) + return -EOPNOTSUPP; + + return smu_set_pp_feature_mask(smu, new_mask); +} + +int smu_set_residency_gfxoff(struct smu_context *smu, bool value) +{ + if (!smu->ppt_funcs->set_gfx_off_residency) + return -EINVAL; + + return smu_set_gfx_off_residency(smu, value); +} + +int smu_get_residency_gfxoff(struct smu_context *smu, u32 *value) +{ + if (!smu->ppt_funcs->get_gfx_off_residency) + return -EINVAL; + + return smu_get_gfx_off_residency(smu, value); +} + +int smu_get_entrycount_gfxoff(struct smu_context *smu, u64 *value) +{ + if (!smu->ppt_funcs->get_gfx_off_entrycount) + return -EINVAL; + + return smu_get_gfx_off_entrycount(smu, value); +} + +int smu_get_status_gfxoff(struct smu_context *smu, uint32_t *value) +{ + if (!smu->ppt_funcs->get_gfx_off_status) + return -EINVAL; + + *value = smu_get_gfx_off_status(smu); + + return 0; +} + +int smu_set_soft_freq_range(struct smu_context *smu, + enum pp_clock_type type, + uint32_t min, + uint32_t max) +{ + enum smu_clk_type clk_type; + int ret = 0; + + clk_type = smu_convert_to_smuclk(type); + if (clk_type == SMU_CLK_COUNT) + return -EINVAL; + + if (smu->ppt_funcs->set_soft_freq_limited_range) + ret = smu->ppt_funcs->set_soft_freq_limited_range(smu, + clk_type, + min, + max, + false); + + return ret; +} + +int smu_get_dpm_freq_range(struct smu_context *smu, + enum smu_clk_type clk_type, + uint32_t *min, + uint32_t *max) +{ + int ret = -ENOTSUPP; + + if (!min && !max) + return -EINVAL; + + if (smu->ppt_funcs->get_dpm_ultimate_freq) + ret = smu->ppt_funcs->get_dpm_ultimate_freq(smu, + clk_type, + min, + max); + + return ret; +} + +int smu_set_gfx_power_up_by_imu(struct smu_context *smu) +{ + int ret = 0; + struct amdgpu_device *adev = smu->adev; + + if (smu->ppt_funcs->set_gfx_power_up_by_imu) { + ret = smu->ppt_funcs->set_gfx_power_up_by_imu(smu); + if (ret) + dev_err(adev->dev, "Failed to enable gfx imu!\n"); + } + return ret; +} + +static u32 smu_get_mclk(void *handle, bool low) +{ + struct smu_context *smu = handle; + uint32_t clk_freq; + int ret = 0; + + ret = smu_get_dpm_freq_range(smu, SMU_UCLK, + low ? &clk_freq : NULL, + !low ? &clk_freq : NULL); + if (ret) + return 0; + return clk_freq * 100; +} + +static u32 smu_get_sclk(void *handle, bool low) +{ + struct smu_context *smu = handle; + uint32_t clk_freq; + int ret = 0; + + ret = smu_get_dpm_freq_range(smu, SMU_GFXCLK, + low ? &clk_freq : NULL, + !low ? &clk_freq : NULL); + if (ret) + return 0; + return clk_freq * 100; +} + +static int smu_set_gfx_imu_enable(struct smu_context *smu) +{ + struct amdgpu_device *adev = smu->adev; + + if (adev->firmware.load_type != AMDGPU_FW_LOAD_PSP) + return 0; + + if (amdgpu_in_reset(smu->adev) || adev->in_s0ix) + return 0; + + return smu_set_gfx_power_up_by_imu(smu); +} + +static bool is_vcn_enabled(struct amdgpu_device *adev) +{ + int i; + + for (i = 0; i < adev->num_ip_blocks; i++) { + if ((adev->ip_blocks[i].version->type == AMD_IP_BLOCK_TYPE_VCN || + adev->ip_blocks[i].version->type == AMD_IP_BLOCK_TYPE_JPEG) && + !adev->ip_blocks[i].status.valid) + return false; + } + + return true; +} + +static int smu_dpm_set_vcn_enable(struct smu_context *smu, + bool enable, + int inst) +{ + struct smu_power_context *smu_power = &smu->smu_power; + struct smu_power_gate *power_gate = &smu_power->power_gate; + int ret = 0; + + /* + * don't poweron vcn/jpeg when they are skipped. + */ + if (!is_vcn_enabled(smu->adev)) + return 0; + + if (!smu->ppt_funcs->dpm_set_vcn_enable) + return 0; + + if (atomic_read(&power_gate->vcn_gated[inst]) ^ enable) + return 0; + + ret = smu->ppt_funcs->dpm_set_vcn_enable(smu, enable, inst); + if (!ret) + atomic_set(&power_gate->vcn_gated[inst], !enable); + + return ret; +} + +static int smu_dpm_set_jpeg_enable(struct smu_context *smu, + bool enable) +{ + struct smu_power_context *smu_power = &smu->smu_power; + struct smu_power_gate *power_gate = &smu_power->power_gate; + int ret = 0; + + if (!is_vcn_enabled(smu->adev)) + return 0; + + if (!smu->ppt_funcs->dpm_set_jpeg_enable) + return 0; + + if (atomic_read(&power_gate->jpeg_gated) ^ enable) + return 0; + + ret = smu->ppt_funcs->dpm_set_jpeg_enable(smu, enable); + if (!ret) + atomic_set(&power_gate->jpeg_gated, !enable); + + return ret; +} + +static int smu_dpm_set_vpe_enable(struct smu_context *smu, + bool enable) +{ + struct smu_power_context *smu_power = &smu->smu_power; + struct smu_power_gate *power_gate = &smu_power->power_gate; + int ret = 0; + + if (!smu->ppt_funcs->dpm_set_vpe_enable) + return 0; + + if (atomic_read(&power_gate->vpe_gated) ^ enable) + return 0; + + ret = smu->ppt_funcs->dpm_set_vpe_enable(smu, enable); + if (!ret) + atomic_set(&power_gate->vpe_gated, !enable); + + return ret; +} + +static int smu_dpm_set_isp_enable(struct smu_context *smu, + bool enable) +{ + struct smu_power_context *smu_power = &smu->smu_power; + struct smu_power_gate *power_gate = &smu_power->power_gate; + int ret; + + if (!smu->ppt_funcs->dpm_set_isp_enable) + return 0; + + if (atomic_read(&power_gate->isp_gated) ^ enable) + return 0; + + ret = smu->ppt_funcs->dpm_set_isp_enable(smu, enable); + if (!ret) + atomic_set(&power_gate->isp_gated, !enable); + + return ret; +} + +static int smu_dpm_set_umsch_mm_enable(struct smu_context *smu, + bool enable) +{ + struct smu_power_context *smu_power = &smu->smu_power; + struct smu_power_gate *power_gate = &smu_power->power_gate; + int ret = 0; + + if (!smu->adev->enable_umsch_mm) + return 0; + + if (!smu->ppt_funcs->dpm_set_umsch_mm_enable) + return 0; + + if (atomic_read(&power_gate->umsch_mm_gated) ^ enable) + return 0; + + ret = smu->ppt_funcs->dpm_set_umsch_mm_enable(smu, enable); + if (!ret) + atomic_set(&power_gate->umsch_mm_gated, !enable); + + return ret; +} + +static int smu_set_mall_enable(struct smu_context *smu) +{ + int ret = 0; + + if (!smu->ppt_funcs->set_mall_enable) + return 0; + + ret = smu->ppt_funcs->set_mall_enable(smu); + + return ret; +} + +/** + * smu_dpm_set_power_gate - power gate/ungate the specific IP block + * + * @handle: smu_context pointer + * @block_type: the IP block to power gate/ungate + * @gate: to power gate if true, ungate otherwise + * @inst: the instance of the IP block to power gate/ungate + * + * This API uses no smu->mutex lock protection due to: + * 1. It is either called by other IP block(gfx/sdma/vcn/uvd/vce). + * This is guarded to be race condition free by the caller. + * 2. Or get called on user setting request of power_dpm_force_performance_level. + * Under this case, the smu->mutex lock protection is already enforced on + * the parent API smu_force_performance_level of the call path. + */ +static int smu_dpm_set_power_gate(void *handle, + uint32_t block_type, + bool gate, + int inst) +{ + struct smu_context *smu = handle; + int ret = 0; + + if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled) { + dev_WARN(smu->adev->dev, + "SMU uninitialized but power %s requested for %u!\n", + gate ? "gate" : "ungate", block_type); + return -EOPNOTSUPP; + } + + switch (block_type) { + /* + * Some legacy code of amdgpu_vcn.c and vcn_v2*.c still uses + * AMD_IP_BLOCK_TYPE_UVD for VCN. So, here both of them are kept. + */ + case AMD_IP_BLOCK_TYPE_UVD: + case AMD_IP_BLOCK_TYPE_VCN: + ret = smu_dpm_set_vcn_enable(smu, !gate, inst); + if (ret) + dev_err(smu->adev->dev, "Failed to power %s VCN instance %d!\n", + gate ? "gate" : "ungate", inst); + break; + case AMD_IP_BLOCK_TYPE_GFX: + ret = smu_gfx_off_control(smu, gate); + if (ret) + dev_err(smu->adev->dev, "Failed to %s gfxoff!\n", + gate ? "enable" : "disable"); + break; + case AMD_IP_BLOCK_TYPE_SDMA: + ret = smu_powergate_sdma(smu, gate); + if (ret) + dev_err(smu->adev->dev, "Failed to power %s SDMA!\n", + gate ? "gate" : "ungate"); + break; + case AMD_IP_BLOCK_TYPE_JPEG: + ret = smu_dpm_set_jpeg_enable(smu, !gate); + if (ret) + dev_err(smu->adev->dev, "Failed to power %s JPEG!\n", + gate ? "gate" : "ungate"); + break; + case AMD_IP_BLOCK_TYPE_VPE: + ret = smu_dpm_set_vpe_enable(smu, !gate); + if (ret) + dev_err(smu->adev->dev, "Failed to power %s VPE!\n", + gate ? "gate" : "ungate"); + break; + case AMD_IP_BLOCK_TYPE_ISP: + ret = smu_dpm_set_isp_enable(smu, !gate); + if (ret) + dev_err(smu->adev->dev, "Failed to power %s ISP!\n", + gate ? "gate" : "ungate"); + break; + default: + dev_err(smu->adev->dev, "Unsupported block type!\n"); + return -EINVAL; + } + + return ret; +} + +/** + * smu_set_user_clk_dependencies - set user profile clock dependencies + * + * @smu: smu_context pointer + * @clk: enum smu_clk_type type + * + * Enable/Disable the clock dependency for the @clk type. + */ +static void smu_set_user_clk_dependencies(struct smu_context *smu, enum smu_clk_type clk) +{ + if (smu->adev->in_suspend) + return; + + if (clk == SMU_MCLK) { + smu->user_dpm_profile.clk_dependency = 0; + smu->user_dpm_profile.clk_dependency = BIT(SMU_FCLK) | BIT(SMU_SOCCLK); + } else if (clk == SMU_FCLK) { + /* MCLK takes precedence over FCLK */ + if (smu->user_dpm_profile.clk_dependency == (BIT(SMU_FCLK) | BIT(SMU_SOCCLK))) + return; + + smu->user_dpm_profile.clk_dependency = 0; + smu->user_dpm_profile.clk_dependency = BIT(SMU_MCLK) | BIT(SMU_SOCCLK); + } else if (clk == SMU_SOCCLK) { + /* MCLK takes precedence over SOCCLK */ + if (smu->user_dpm_profile.clk_dependency == (BIT(SMU_FCLK) | BIT(SMU_SOCCLK))) + return; + + smu->user_dpm_profile.clk_dependency = 0; + smu->user_dpm_profile.clk_dependency = BIT(SMU_MCLK) | BIT(SMU_FCLK); + } else + /* Add clk dependencies here, if any */ + return; +} + +/** + * smu_restore_dpm_user_profile - reinstate user dpm profile + * + * @smu: smu_context pointer + * + * Restore the saved user power configurations include power limit, + * clock frequencies, fan control mode and fan speed. + */ +static void smu_restore_dpm_user_profile(struct smu_context *smu) +{ + struct smu_dpm_context *smu_dpm_ctx = &(smu->smu_dpm); + int ret = 0; + + if (!smu->adev->in_suspend) + return; + + if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled) + return; + + /* Enable restore flag */ + smu->user_dpm_profile.flags |= SMU_DPM_USER_PROFILE_RESTORE; + + /* set the user dpm power limits */ + for (int i = SMU_DEFAULT_PPT_LIMIT; i < SMU_LIMIT_TYPE_COUNT; i++) { + if (!smu->user_dpm_profile.power_limits[i]) + continue; + ret = smu_set_power_limit(smu, i, + smu->user_dpm_profile.power_limits[i]); + if (ret) + dev_err(smu->adev->dev, "Failed to set %d power limit value\n", i); + } + + /* set the user dpm clock configurations */ + if (smu_dpm_ctx->dpm_level == AMD_DPM_FORCED_LEVEL_MANUAL) { + enum smu_clk_type clk_type; + + for (clk_type = 0; clk_type < SMU_CLK_COUNT; clk_type++) { + /* + * Iterate over smu clk type and force the saved user clk + * configs, skip if clock dependency is enabled + */ + if (!(smu->user_dpm_profile.clk_dependency & BIT(clk_type)) && + smu->user_dpm_profile.clk_mask[clk_type]) { + ret = smu_force_smuclk_levels(smu, clk_type, + smu->user_dpm_profile.clk_mask[clk_type]); + if (ret) + dev_err(smu->adev->dev, + "Failed to set clock type = %d\n", clk_type); + } + } + } + + /* set the user dpm fan configurations */ + if (smu->user_dpm_profile.fan_mode == AMD_FAN_CTRL_MANUAL || + smu->user_dpm_profile.fan_mode == AMD_FAN_CTRL_NONE) { + ret = smu_set_fan_control_mode(smu, smu->user_dpm_profile.fan_mode); + if (ret != -EOPNOTSUPP) { + smu->user_dpm_profile.fan_speed_pwm = 0; + smu->user_dpm_profile.fan_speed_rpm = 0; + smu->user_dpm_profile.fan_mode = AMD_FAN_CTRL_AUTO; + dev_err(smu->adev->dev, "Failed to set manual fan control mode\n"); + } + + if (smu->user_dpm_profile.fan_speed_pwm) { + ret = smu_set_fan_speed_pwm(smu, smu->user_dpm_profile.fan_speed_pwm); + if (ret != -EOPNOTSUPP) + dev_err(smu->adev->dev, "Failed to set manual fan speed in pwm\n"); + } + + if (smu->user_dpm_profile.fan_speed_rpm) { + ret = smu_set_fan_speed_rpm(smu, smu->user_dpm_profile.fan_speed_rpm); + if (ret != -EOPNOTSUPP) + dev_err(smu->adev->dev, "Failed to set manual fan speed in rpm\n"); + } + } + + /* Restore user customized OD settings */ + if (smu->user_dpm_profile.user_od) { + if (smu->ppt_funcs->restore_user_od_settings) { + ret = smu->ppt_funcs->restore_user_od_settings(smu); + if (ret) + dev_err(smu->adev->dev, "Failed to upload customized OD settings\n"); + } + } + + /* Disable restore flag */ + smu->user_dpm_profile.flags &= ~SMU_DPM_USER_PROFILE_RESTORE; +} + +static int smu_get_power_num_states(void *handle, + struct pp_states_info *state_info) +{ + if (!state_info) + return -EINVAL; + + /* not support power state */ + memset(state_info, 0, sizeof(struct pp_states_info)); + state_info->nums = 1; + state_info->states[0] = POWER_STATE_TYPE_DEFAULT; + + return 0; +} + +bool is_support_sw_smu(struct amdgpu_device *adev) +{ + /* vega20 is 11.0.2, but it's supported via the powerplay code */ + if (adev->asic_type == CHIP_VEGA20) + return false; + + if ((amdgpu_ip_version(adev, MP1_HWIP, 0) >= IP_VERSION(11, 0, 0)) && + amdgpu_device_ip_is_valid(adev, AMD_IP_BLOCK_TYPE_SMC)) + return true; + + return false; +} + +bool is_support_cclk_dpm(struct amdgpu_device *adev) +{ + struct smu_context *smu = adev->powerplay.pp_handle; + + if (!smu_feature_is_enabled(smu, SMU_FEATURE_CCLK_DPM_BIT)) + return false; + + return true; +} + +int amdgpu_smu_ras_send_msg(struct amdgpu_device *adev, enum smu_message_type msg, + uint32_t param, uint32_t *read_arg) +{ + struct smu_context *smu = adev->powerplay.pp_handle; + int ret = -EOPNOTSUPP; + + if (smu->ppt_funcs && smu->ppt_funcs->ras_send_msg) + ret = smu->ppt_funcs->ras_send_msg(smu, msg, param, read_arg); + + return ret; +} + +static int smu_sys_get_pp_table(void *handle, + char **table) +{ + struct smu_context *smu = handle; + struct smu_table_context *smu_table = &smu->smu_table; + + if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled) + return -EOPNOTSUPP; + + if (!smu_table->power_play_table && !smu_table->hardcode_pptable) + return -EOPNOTSUPP; + + if (smu_table->hardcode_pptable) + *table = smu_table->hardcode_pptable; + else + *table = smu_table->power_play_table; + + return smu_table->power_play_table_size; +} + +static int smu_sys_set_pp_table(void *handle, + const char *buf, + size_t size) +{ + struct smu_context *smu = handle; + struct smu_table_context *smu_table = &smu->smu_table; + ATOM_COMMON_TABLE_HEADER *header = (ATOM_COMMON_TABLE_HEADER *)buf; + int ret = 0; + + if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled) + return -EOPNOTSUPP; + + if (header->usStructureSize != size) { + dev_err(smu->adev->dev, "pp table size not matched !\n"); + return -EIO; + } + + if (!smu_table->hardcode_pptable || smu_table->power_play_table_size < size) { + kfree(smu_table->hardcode_pptable); + smu_table->hardcode_pptable = kzalloc(size, GFP_KERNEL); + if (!smu_table->hardcode_pptable) + return -ENOMEM; + } + + memcpy(smu_table->hardcode_pptable, buf, size); + smu_table->power_play_table = smu_table->hardcode_pptable; + smu_table->power_play_table_size = size; + + /* + * Special hw_fini action(for Navi1x, the DPMs disablement will be + * skipped) may be needed for custom pptable uploading. + */ + smu->uploading_custom_pp_table = true; + + ret = smu_reset(smu); + if (ret) + dev_info(smu->adev->dev, "smu reset failed, ret = %d\n", ret); + + smu->uploading_custom_pp_table = false; + + return ret; +} + +static int smu_get_driver_allowed_feature_mask(struct smu_context *smu) +{ + struct smu_feature *feature = &smu->smu_feature; + uint32_t allowed_feature_mask[SMU_FEATURE_MAX/32]; + int ret = 0; + + /* + * With SCPM enabled, the allowed featuremasks setting(via + * PPSMC_MSG_SetAllowedFeaturesMaskLow/High) is not permitted. + * That means there is no way to let PMFW knows the settings below. + * Thus, we just assume all the features are allowed under + * such scenario. + */ + if (smu->adev->scpm_enabled) { + bitmap_fill(feature->allowed, SMU_FEATURE_MAX); + return 0; + } + + bitmap_zero(feature->allowed, SMU_FEATURE_MAX); + + ret = smu_get_allowed_feature_mask(smu, allowed_feature_mask, + SMU_FEATURE_MAX/32); + if (ret) + return ret; + + bitmap_or(feature->allowed, feature->allowed, + (unsigned long *)allowed_feature_mask, + feature->feature_num); + + return ret; +} + +static int smu_set_funcs(struct amdgpu_device *adev) +{ + struct smu_context *smu = adev->powerplay.pp_handle; + + if (adev->pm.pp_feature & PP_OVERDRIVE_MASK) + smu->od_enabled = true; + + switch (amdgpu_ip_version(adev, MP1_HWIP, 0)) { + case IP_VERSION(11, 0, 0): + case IP_VERSION(11, 0, 5): + case IP_VERSION(11, 0, 9): + navi10_set_ppt_funcs(smu); + break; + case IP_VERSION(11, 0, 7): + case IP_VERSION(11, 0, 11): + case IP_VERSION(11, 0, 12): + case IP_VERSION(11, 0, 13): + sienna_cichlid_set_ppt_funcs(smu); + break; + case IP_VERSION(12, 0, 0): + case IP_VERSION(12, 0, 1): + renoir_set_ppt_funcs(smu); + break; + case IP_VERSION(11, 5, 0): + case IP_VERSION(11, 5, 2): + vangogh_set_ppt_funcs(smu); + break; + case IP_VERSION(13, 0, 1): + case IP_VERSION(13, 0, 3): + case IP_VERSION(13, 0, 8): + yellow_carp_set_ppt_funcs(smu); + break; + case IP_VERSION(13, 0, 4): + case IP_VERSION(13, 0, 11): + smu_v13_0_4_set_ppt_funcs(smu); + break; + case IP_VERSION(13, 0, 5): + smu_v13_0_5_set_ppt_funcs(smu); + break; + case IP_VERSION(11, 0, 8): + cyan_skillfish_set_ppt_funcs(smu); + break; + case IP_VERSION(11, 0, 2): + adev->pm.pp_feature &= ~PP_GFXOFF_MASK; + arcturus_set_ppt_funcs(smu); + /* OD is not supported on Arcturus */ + smu->od_enabled = false; + break; + case IP_VERSION(13, 0, 2): + aldebaran_set_ppt_funcs(smu); + /* Enable pp_od_clk_voltage node */ + smu->od_enabled = true; + break; + case IP_VERSION(13, 0, 0): + case IP_VERSION(13, 0, 10): + smu_v13_0_0_set_ppt_funcs(smu); + break; + case IP_VERSION(13, 0, 6): + case IP_VERSION(13, 0, 14): + case IP_VERSION(13, 0, 12): + smu_v13_0_6_set_ppt_funcs(smu); + /* Enable pp_od_clk_voltage node */ + smu->od_enabled = true; + break; + case IP_VERSION(13, 0, 7): + smu_v13_0_7_set_ppt_funcs(smu); + break; + case IP_VERSION(14, 0, 0): + case IP_VERSION(14, 0, 1): + case IP_VERSION(14, 0, 4): + case IP_VERSION(14, 0, 5): + smu_v14_0_0_set_ppt_funcs(smu); + break; + case IP_VERSION(14, 0, 2): + case IP_VERSION(14, 0, 3): + smu_v14_0_2_set_ppt_funcs(smu); + break; + default: + return -EINVAL; + } + + return 0; +} + +static int smu_early_init(struct amdgpu_ip_block *ip_block) +{ + struct amdgpu_device *adev = ip_block->adev; + struct smu_context *smu; + int r; + + smu = kzalloc(sizeof(struct smu_context), GFP_KERNEL); + if (!smu) + return -ENOMEM; + + smu->adev = adev; + smu->pm_enabled = !!amdgpu_dpm; + smu->is_apu = false; + smu->smu_baco.state = SMU_BACO_STATE_NONE; + smu->smu_baco.platform_support = false; + smu->smu_baco.maco_support = false; + smu->user_dpm_profile.fan_mode = -1; + smu->power_profile_mode = PP_SMC_POWER_PROFILE_UNKNOWN; + + mutex_init(&smu->message_lock); + + adev->powerplay.pp_handle = smu; + adev->powerplay.pp_funcs = &swsmu_pm_funcs; + + r = smu_set_funcs(adev); + if (r) + return r; + return smu_init_microcode(smu); +} + +static int smu_set_default_dpm_table(struct smu_context *smu) +{ + struct amdgpu_device *adev = smu->adev; + struct smu_power_context *smu_power = &smu->smu_power; + struct smu_power_gate *power_gate = &smu_power->power_gate; + int vcn_gate[AMDGPU_MAX_VCN_INSTANCES], jpeg_gate, i; + int ret = 0; + + if (!smu->ppt_funcs->set_default_dpm_table) + return 0; + + if (adev->pg_flags & AMD_PG_SUPPORT_VCN) { + for (i = 0; i < adev->vcn.num_vcn_inst; i++) + vcn_gate[i] = atomic_read(&power_gate->vcn_gated[i]); + } + if (adev->pg_flags & AMD_PG_SUPPORT_JPEG) + jpeg_gate = atomic_read(&power_gate->jpeg_gated); + + if (adev->pg_flags & AMD_PG_SUPPORT_VCN) { + for (i = 0; i < adev->vcn.num_vcn_inst; i++) { + ret = smu_dpm_set_vcn_enable(smu, true, i); + if (ret) + return ret; + } + } + + if (adev->pg_flags & AMD_PG_SUPPORT_JPEG) { + ret = smu_dpm_set_jpeg_enable(smu, true); + if (ret) + goto err_out; + } + + ret = smu->ppt_funcs->set_default_dpm_table(smu); + if (ret) + dev_err(smu->adev->dev, + "Failed to setup default dpm clock tables!\n"); + + if (adev->pg_flags & AMD_PG_SUPPORT_JPEG) + smu_dpm_set_jpeg_enable(smu, !jpeg_gate); +err_out: + if (adev->pg_flags & AMD_PG_SUPPORT_VCN) { + for (i = 0; i < adev->vcn.num_vcn_inst; i++) + smu_dpm_set_vcn_enable(smu, !vcn_gate[i], i); + } + + return ret; +} + +static int smu_apply_default_config_table_settings(struct smu_context *smu) +{ + struct amdgpu_device *adev = smu->adev; + int ret = 0; + + ret = smu_get_default_config_table_settings(smu, + &adev->pm.config_table); + if (ret) + return ret; + + return smu_set_config_table(smu, &adev->pm.config_table); +} + +static int smu_late_init(struct amdgpu_ip_block *ip_block) +{ + struct amdgpu_device *adev = ip_block->adev; + struct smu_context *smu = adev->powerplay.pp_handle; + int ret = 0; + + smu_set_fine_grain_gfx_freq_parameters(smu); + + if (!smu->pm_enabled) + return 0; + + ret = smu_post_init(smu); + if (ret) { + dev_err(adev->dev, "Failed to post smu init!\n"); + return ret; + } + + /* + * Explicitly notify PMFW the power mode the system in. Since + * the PMFW may boot the ASIC with a different mode. + * For those supporting ACDC switch via gpio, PMFW will + * handle the switch automatically. Driver involvement + * is unnecessary. + */ + adev->pm.ac_power = power_supply_is_system_supplied() > 0; + smu_set_ac_dc(smu); + + if ((amdgpu_ip_version(adev, MP1_HWIP, 0) == IP_VERSION(13, 0, 1)) || + (amdgpu_ip_version(adev, MP1_HWIP, 0) == IP_VERSION(13, 0, 3))) + return 0; + + if (!amdgpu_sriov_vf(adev) || smu->od_enabled) { + ret = smu_set_default_od_settings(smu); + if (ret) { + dev_err(adev->dev, "Failed to setup default OD settings!\n"); + return ret; + } + } + + ret = smu_populate_umd_state_clk(smu); + if (ret) { + dev_err(adev->dev, "Failed to populate UMD state clocks!\n"); + return ret; + } + + ret = smu_get_asic_power_limits(smu, + &smu->current_power_limit, + &smu->default_power_limit, + &smu->max_power_limit, + &smu->min_power_limit); + if (ret) { + dev_err(adev->dev, "Failed to get asic power limits!\n"); + return ret; + } + + if (!amdgpu_sriov_vf(adev)) + smu_get_unique_id(smu); + + smu_get_fan_parameters(smu); + + smu_handle_task(smu, + smu->smu_dpm.dpm_level, + AMD_PP_TASK_COMPLETE_INIT); + + ret = smu_apply_default_config_table_settings(smu); + if (ret && (ret != -EOPNOTSUPP)) { + dev_err(adev->dev, "Failed to apply default DriverSmuConfig settings!\n"); + return ret; + } + + smu_restore_dpm_user_profile(smu); + + return 0; +} + +static int smu_init_fb_allocations(struct smu_context *smu) +{ + struct amdgpu_device *adev = smu->adev; + struct smu_table_context *smu_table = &smu->smu_table; + struct smu_table *tables = smu_table->tables; + struct smu_table *driver_table = &(smu_table->driver_table); + uint32_t max_table_size = 0; + int ret, i; + + /* VRAM allocation for tool table */ + if (tables[SMU_TABLE_PMSTATUSLOG].size) { + ret = amdgpu_bo_create_kernel(adev, + tables[SMU_TABLE_PMSTATUSLOG].size, + tables[SMU_TABLE_PMSTATUSLOG].align, + tables[SMU_TABLE_PMSTATUSLOG].domain, + &tables[SMU_TABLE_PMSTATUSLOG].bo, + &tables[SMU_TABLE_PMSTATUSLOG].mc_address, + &tables[SMU_TABLE_PMSTATUSLOG].cpu_addr); + if (ret) { + dev_err(adev->dev, "VRAM allocation for tool table failed!\n"); + return ret; + } + } + + driver_table->domain = AMDGPU_GEM_DOMAIN_VRAM | AMDGPU_GEM_DOMAIN_GTT; + /* VRAM allocation for driver table */ + for (i = 0; i < SMU_TABLE_COUNT; i++) { + if (tables[i].size == 0) + continue; + + /* If one of the tables has VRAM domain restriction, keep it in + * VRAM + */ + if ((tables[i].domain & + (AMDGPU_GEM_DOMAIN_VRAM | AMDGPU_GEM_DOMAIN_GTT)) == + AMDGPU_GEM_DOMAIN_VRAM) + driver_table->domain = AMDGPU_GEM_DOMAIN_VRAM; + + if (i == SMU_TABLE_PMSTATUSLOG) + continue; + + if (max_table_size < tables[i].size) + max_table_size = tables[i].size; + } + + driver_table->size = max_table_size; + driver_table->align = PAGE_SIZE; + + ret = amdgpu_bo_create_kernel(adev, + driver_table->size, + driver_table->align, + driver_table->domain, + &driver_table->bo, + &driver_table->mc_address, + &driver_table->cpu_addr); + if (ret) { + dev_err(adev->dev, "VRAM allocation for driver table failed!\n"); + if (tables[SMU_TABLE_PMSTATUSLOG].mc_address) + amdgpu_bo_free_kernel(&tables[SMU_TABLE_PMSTATUSLOG].bo, + &tables[SMU_TABLE_PMSTATUSLOG].mc_address, + &tables[SMU_TABLE_PMSTATUSLOG].cpu_addr); + } + + return ret; +} + +static int smu_fini_fb_allocations(struct smu_context *smu) +{ + struct smu_table_context *smu_table = &smu->smu_table; + struct smu_table *tables = smu_table->tables; + struct smu_table *driver_table = &(smu_table->driver_table); + + if (tables[SMU_TABLE_PMSTATUSLOG].mc_address) + amdgpu_bo_free_kernel(&tables[SMU_TABLE_PMSTATUSLOG].bo, + &tables[SMU_TABLE_PMSTATUSLOG].mc_address, + &tables[SMU_TABLE_PMSTATUSLOG].cpu_addr); + + amdgpu_bo_free_kernel(&driver_table->bo, + &driver_table->mc_address, + &driver_table->cpu_addr); + + return 0; +} + +static void smu_update_gpu_addresses(struct smu_context *smu) +{ + struct smu_table_context *smu_table = &smu->smu_table; + struct smu_table *pm_status_table = smu_table->tables + SMU_TABLE_PMSTATUSLOG; + struct smu_table *driver_table = &(smu_table->driver_table); + struct smu_table *dummy_read_1_table = &smu_table->dummy_read_1_table; + + if (pm_status_table->bo) + pm_status_table->mc_address = amdgpu_bo_fb_aper_addr(pm_status_table->bo); + if (driver_table->bo) + driver_table->mc_address = amdgpu_bo_fb_aper_addr(driver_table->bo); + if (dummy_read_1_table->bo) + dummy_read_1_table->mc_address = amdgpu_bo_fb_aper_addr(dummy_read_1_table->bo); +} + +/** + * smu_alloc_memory_pool - allocate memory pool in the system memory + * + * @smu: amdgpu_device pointer + * + * This memory pool will be used for SMC use and msg SetSystemVirtualDramAddr + * and DramLogSetDramAddr can notify it changed. + * + * Returns 0 on success, error on failure. + */ +static int smu_alloc_memory_pool(struct smu_context *smu) +{ + struct amdgpu_device *adev = smu->adev; + struct smu_table_context *smu_table = &smu->smu_table; + struct smu_table *memory_pool = &smu_table->memory_pool; + uint64_t pool_size = smu->pool_size; + int ret = 0; + + if (pool_size == SMU_MEMORY_POOL_SIZE_ZERO) + return ret; + + memory_pool->size = pool_size; + memory_pool->align = PAGE_SIZE; + memory_pool->domain = + (adev->pm.smu_debug_mask & SMU_DEBUG_POOL_USE_VRAM) ? + AMDGPU_GEM_DOMAIN_VRAM : + AMDGPU_GEM_DOMAIN_GTT; + + switch (pool_size) { + case SMU_MEMORY_POOL_SIZE_256_MB: + case SMU_MEMORY_POOL_SIZE_512_MB: + case SMU_MEMORY_POOL_SIZE_1_GB: + case SMU_MEMORY_POOL_SIZE_2_GB: + ret = amdgpu_bo_create_kernel(adev, + memory_pool->size, + memory_pool->align, + memory_pool->domain, + &memory_pool->bo, + &memory_pool->mc_address, + &memory_pool->cpu_addr); + if (ret) + dev_err(adev->dev, "VRAM allocation for dramlog failed!\n"); + break; + default: + break; + } + + return ret; +} + +static int smu_free_memory_pool(struct smu_context *smu) +{ + struct smu_table_context *smu_table = &smu->smu_table; + struct smu_table *memory_pool = &smu_table->memory_pool; + + if (memory_pool->size == SMU_MEMORY_POOL_SIZE_ZERO) + return 0; + + amdgpu_bo_free_kernel(&memory_pool->bo, + &memory_pool->mc_address, + &memory_pool->cpu_addr); + + memset(memory_pool, 0, sizeof(struct smu_table)); + + return 0; +} + +static int smu_alloc_dummy_read_table(struct smu_context *smu) +{ + struct smu_table_context *smu_table = &smu->smu_table; + struct smu_table *dummy_read_1_table = + &smu_table->dummy_read_1_table; + struct amdgpu_device *adev = smu->adev; + int ret = 0; + + if (!dummy_read_1_table->size) + return 0; + + ret = amdgpu_bo_create_kernel(adev, + dummy_read_1_table->size, + dummy_read_1_table->align, + dummy_read_1_table->domain, + &dummy_read_1_table->bo, + &dummy_read_1_table->mc_address, + &dummy_read_1_table->cpu_addr); + if (ret) + dev_err(adev->dev, "VRAM allocation for dummy read table failed!\n"); + + return ret; +} + +static void smu_free_dummy_read_table(struct smu_context *smu) +{ + struct smu_table_context *smu_table = &smu->smu_table; + struct smu_table *dummy_read_1_table = + &smu_table->dummy_read_1_table; + + + amdgpu_bo_free_kernel(&dummy_read_1_table->bo, + &dummy_read_1_table->mc_address, + &dummy_read_1_table->cpu_addr); + + memset(dummy_read_1_table, 0, sizeof(struct smu_table)); +} + +static int smu_smc_table_sw_init(struct smu_context *smu) +{ + int ret; + + /** + * Create smu_table structure, and init smc tables such as + * TABLE_PPTABLE, TABLE_WATERMARKS, TABLE_SMU_METRICS, and etc. + */ + ret = smu_init_smc_tables(smu); + if (ret) { + dev_err(smu->adev->dev, "Failed to init smc tables!\n"); + return ret; + } + + /** + * Create smu_power_context structure, and allocate smu_dpm_context and + * context size to fill the smu_power_context data. + */ + ret = smu_init_power(smu); + if (ret) { + dev_err(smu->adev->dev, "Failed to init smu_init_power!\n"); + return ret; + } + + /* + * allocate vram bos to store smc table contents. + */ + ret = smu_init_fb_allocations(smu); + if (ret) + return ret; + + ret = smu_alloc_memory_pool(smu); + if (ret) + return ret; + + ret = smu_alloc_dummy_read_table(smu); + if (ret) + return ret; + + ret = smu_i2c_init(smu); + if (ret) + return ret; + + return 0; +} + +static int smu_smc_table_sw_fini(struct smu_context *smu) +{ + int ret; + + smu_i2c_fini(smu); + + smu_free_dummy_read_table(smu); + + ret = smu_free_memory_pool(smu); + if (ret) + return ret; + + ret = smu_fini_fb_allocations(smu); + if (ret) + return ret; + + ret = smu_fini_power(smu); + if (ret) { + dev_err(smu->adev->dev, "Failed to init smu_fini_power!\n"); + return ret; + } + + ret = smu_fini_smc_tables(smu); + if (ret) { + dev_err(smu->adev->dev, "Failed to smu_fini_smc_tables!\n"); + return ret; + } + + return 0; +} + +static void smu_throttling_logging_work_fn(struct work_struct *work) +{ + struct smu_context *smu = container_of(work, struct smu_context, + throttling_logging_work); + + smu_log_thermal_throttling(smu); +} + +static void smu_interrupt_work_fn(struct work_struct *work) +{ + struct smu_context *smu = container_of(work, struct smu_context, + interrupt_work); + + if (smu->ppt_funcs && smu->ppt_funcs->interrupt_work) + smu->ppt_funcs->interrupt_work(smu); +} + +static void smu_swctf_delayed_work_handler(struct work_struct *work) +{ + struct smu_context *smu = + container_of(work, struct smu_context, swctf_delayed_work.work); + struct smu_temperature_range *range = + &smu->thermal_range; + struct amdgpu_device *adev = smu->adev; + uint32_t hotspot_tmp, size; + + /* + * If the hotspot temperature is confirmed as below SW CTF setting point + * after the delay enforced, nothing will be done. + * Otherwise, a graceful shutdown will be performed to prevent further damage. + */ + if (range->software_shutdown_temp && + smu->ppt_funcs->read_sensor && + !smu->ppt_funcs->read_sensor(smu, + AMDGPU_PP_SENSOR_HOTSPOT_TEMP, + &hotspot_tmp, + &size) && + hotspot_tmp / 1000 < range->software_shutdown_temp) + return; + + dev_emerg(adev->dev, "ERROR: GPU over temperature range(SW CTF) detected!\n"); + dev_emerg(adev->dev, "ERROR: System is going to shutdown due to GPU SW CTF!\n"); + orderly_poweroff(true); +} + +static void smu_init_xgmi_plpd_mode(struct smu_context *smu) +{ + struct smu_dpm_context *dpm_ctxt = &(smu->smu_dpm); + struct smu_dpm_policy_ctxt *policy_ctxt; + struct smu_dpm_policy *policy; + + policy = smu_get_pm_policy(smu, PP_PM_POLICY_XGMI_PLPD); + if (amdgpu_ip_version(smu->adev, MP1_HWIP, 0) == IP_VERSION(11, 0, 2)) { + if (policy) + policy->current_level = XGMI_PLPD_DEFAULT; + return; + } + + /* PMFW put PLPD into default policy after enabling the feature */ + if (smu_feature_is_enabled(smu, + SMU_FEATURE_XGMI_PER_LINK_PWR_DWN_BIT)) { + if (policy) + policy->current_level = XGMI_PLPD_DEFAULT; + } else { + policy_ctxt = dpm_ctxt->dpm_policies; + if (policy_ctxt) + policy_ctxt->policy_mask &= + ~BIT(PP_PM_POLICY_XGMI_PLPD); + } +} + +static void smu_init_power_profile(struct smu_context *smu) +{ + if (smu->power_profile_mode == PP_SMC_POWER_PROFILE_UNKNOWN) + smu->power_profile_mode = + PP_SMC_POWER_PROFILE_BOOTUP_DEFAULT; + smu_power_profile_mode_get(smu, smu->power_profile_mode); +} + +void smu_feature_cap_set(struct smu_context *smu, enum smu_feature_cap_id fea_id) +{ + struct smu_feature_cap *fea_cap = &smu->fea_cap; + + if (fea_id >= SMU_FEATURE_CAP_ID__COUNT) + return; + + set_bit(fea_id, fea_cap->cap_map); +} + +bool smu_feature_cap_test(struct smu_context *smu, enum smu_feature_cap_id fea_id) +{ + struct smu_feature_cap *fea_cap = &smu->fea_cap; + + if (fea_id >= SMU_FEATURE_CAP_ID__COUNT) + return false; + + return test_bit(fea_id, fea_cap->cap_map); +} + +static void smu_feature_cap_init(struct smu_context *smu) +{ + struct smu_feature_cap *fea_cap = &smu->fea_cap; + + bitmap_zero(fea_cap->cap_map, SMU_FEATURE_CAP_ID__COUNT); +} + +static int smu_sw_init(struct amdgpu_ip_block *ip_block) +{ + struct amdgpu_device *adev = ip_block->adev; + struct smu_context *smu = adev->powerplay.pp_handle; + int i, ret; + + smu->pool_size = adev->pm.smu_prv_buffer_size; + smu->smu_feature.feature_num = SMU_FEATURE_MAX; + bitmap_zero(smu->smu_feature.supported, SMU_FEATURE_MAX); + bitmap_zero(smu->smu_feature.allowed, SMU_FEATURE_MAX); + + INIT_WORK(&smu->throttling_logging_work, smu_throttling_logging_work_fn); + INIT_WORK(&smu->interrupt_work, smu_interrupt_work_fn); + atomic64_set(&smu->throttle_int_counter, 0); + smu->watermarks_bitmap = 0; + + for (i = 0; i < adev->vcn.num_vcn_inst; i++) + atomic_set(&smu->smu_power.power_gate.vcn_gated[i], 1); + atomic_set(&smu->smu_power.power_gate.jpeg_gated, 1); + atomic_set(&smu->smu_power.power_gate.vpe_gated, 1); + atomic_set(&smu->smu_power.power_gate.isp_gated, 1); + atomic_set(&smu->smu_power.power_gate.umsch_mm_gated, 1); + + smu_init_power_profile(smu); + smu->display_config = &adev->pm.pm_display_cfg; + + smu->smu_dpm.dpm_level = AMD_DPM_FORCED_LEVEL_AUTO; + smu->smu_dpm.requested_dpm_level = AMD_DPM_FORCED_LEVEL_AUTO; + + INIT_DELAYED_WORK(&smu->swctf_delayed_work, + smu_swctf_delayed_work_handler); + + smu_feature_cap_init(smu); + + ret = smu_smc_table_sw_init(smu); + if (ret) { + dev_err(adev->dev, "Failed to sw init smc table!\n"); + return ret; + } + + /* get boot_values from vbios to set revision, gfxclk, and etc. */ + ret = smu_get_vbios_bootup_values(smu); + if (ret) { + dev_err(adev->dev, "Failed to get VBIOS boot clock values!\n"); + return ret; + } + + ret = smu_init_pptable_microcode(smu); + if (ret) { + dev_err(adev->dev, "Failed to setup pptable firmware!\n"); + return ret; + } + + ret = smu_register_irq_handler(smu); + if (ret) { + dev_err(adev->dev, "Failed to register smc irq handler!\n"); + return ret; + } + + /* If there is no way to query fan control mode, fan control is not supported */ + if (!smu->ppt_funcs->get_fan_control_mode) + smu->adev->pm.no_fan = true; + + return 0; +} + +static int smu_sw_fini(struct amdgpu_ip_block *ip_block) +{ + struct amdgpu_device *adev = ip_block->adev; + struct smu_context *smu = adev->powerplay.pp_handle; + int ret; + + ret = smu_smc_table_sw_fini(smu); + if (ret) { + dev_err(adev->dev, "Failed to sw fini smc table!\n"); + return ret; + } + + if (smu->custom_profile_params) { + kfree(smu->custom_profile_params); + smu->custom_profile_params = NULL; + } + + smu_fini_microcode(smu); + + return 0; +} + +static int smu_get_thermal_temperature_range(struct smu_context *smu) +{ + struct amdgpu_device *adev = smu->adev; + struct smu_temperature_range *range = + &smu->thermal_range; + int ret = 0; + + if (!smu->ppt_funcs->get_thermal_temperature_range) + return 0; + + ret = smu->ppt_funcs->get_thermal_temperature_range(smu, range); + if (ret) + return ret; + + adev->pm.dpm.thermal.min_temp = range->min; + adev->pm.dpm.thermal.max_temp = range->max; + adev->pm.dpm.thermal.max_edge_emergency_temp = range->edge_emergency_max; + adev->pm.dpm.thermal.min_hotspot_temp = range->hotspot_min; + adev->pm.dpm.thermal.max_hotspot_crit_temp = range->hotspot_crit_max; + adev->pm.dpm.thermal.max_hotspot_emergency_temp = range->hotspot_emergency_max; + adev->pm.dpm.thermal.min_mem_temp = range->mem_min; + adev->pm.dpm.thermal.max_mem_crit_temp = range->mem_crit_max; + adev->pm.dpm.thermal.max_mem_emergency_temp = range->mem_emergency_max; + + return ret; +} + +/** + * smu_wbrf_handle_exclusion_ranges - consume the wbrf exclusion ranges + * + * @smu: smu_context pointer + * + * Retrieve the wbrf exclusion ranges and send them to PMFW for proper handling. + * Returns 0 on success, error on failure. + */ +static int smu_wbrf_handle_exclusion_ranges(struct smu_context *smu) +{ + struct wbrf_ranges_in_out wbrf_exclusion = {0}; + struct freq_band_range *wifi_bands = wbrf_exclusion.band_list; + struct amdgpu_device *adev = smu->adev; + uint32_t num_of_wbrf_ranges = MAX_NUM_OF_WBRF_RANGES; + uint64_t start, end; + int ret, i, j; + + ret = amd_wbrf_retrieve_freq_band(adev->dev, &wbrf_exclusion); + if (ret) { + dev_err(adev->dev, "Failed to retrieve exclusion ranges!\n"); + return ret; + } + + /* + * The exclusion ranges array we got might be filled with holes and duplicate + * entries. For example: + * {(2400, 2500), (0, 0), (6882, 6962), (2400, 2500), (0, 0), (6117, 6189), (0, 0)...} + * We need to do some sortups to eliminate those holes and duplicate entries. + * Expected output: {(2400, 2500), (6117, 6189), (6882, 6962), (0, 0)...} + */ + for (i = 0; i < num_of_wbrf_ranges; i++) { + start = wifi_bands[i].start; + end = wifi_bands[i].end; + + /* get the last valid entry to fill the intermediate hole */ + if (!start && !end) { + for (j = num_of_wbrf_ranges - 1; j > i; j--) + if (wifi_bands[j].start && wifi_bands[j].end) + break; + + /* no valid entry left */ + if (j <= i) + break; + + start = wifi_bands[i].start = wifi_bands[j].start; + end = wifi_bands[i].end = wifi_bands[j].end; + wifi_bands[j].start = 0; + wifi_bands[j].end = 0; + num_of_wbrf_ranges = j; + } + + /* eliminate duplicate entries */ + for (j = i + 1; j < num_of_wbrf_ranges; j++) { + if ((wifi_bands[j].start == start) && (wifi_bands[j].end == end)) { + wifi_bands[j].start = 0; + wifi_bands[j].end = 0; + } + } + } + + /* Send the sorted wifi_bands to PMFW */ + ret = smu_set_wbrf_exclusion_ranges(smu, wifi_bands); + /* Try to set the wifi_bands again */ + if (unlikely(ret == -EBUSY)) { + mdelay(5); + ret = smu_set_wbrf_exclusion_ranges(smu, wifi_bands); + } + + return ret; +} + +/** + * smu_wbrf_event_handler - handle notify events + * + * @nb: notifier block + * @action: event type + * @_arg: event data + * + * Calls relevant amdgpu function in response to wbrf event + * notification from kernel. + */ +static int smu_wbrf_event_handler(struct notifier_block *nb, + unsigned long action, void *_arg) +{ + struct smu_context *smu = container_of(nb, struct smu_context, wbrf_notifier); + + switch (action) { + case WBRF_CHANGED: + schedule_delayed_work(&smu->wbrf_delayed_work, + msecs_to_jiffies(SMU_WBRF_EVENT_HANDLING_PACE)); + break; + default: + return NOTIFY_DONE; + } + + return NOTIFY_OK; +} + +/** + * smu_wbrf_delayed_work_handler - callback on delayed work timer expired + * + * @work: struct work_struct pointer + * + * Flood is over and driver will consume the latest exclusion ranges. + */ +static void smu_wbrf_delayed_work_handler(struct work_struct *work) +{ + struct smu_context *smu = container_of(work, struct smu_context, wbrf_delayed_work.work); + + smu_wbrf_handle_exclusion_ranges(smu); +} + +/** + * smu_wbrf_support_check - check wbrf support + * + * @smu: smu_context pointer + * + * Verifies the ACPI interface whether wbrf is supported. + */ +static void smu_wbrf_support_check(struct smu_context *smu) +{ + struct amdgpu_device *adev = smu->adev; + + smu->wbrf_supported = smu_is_asic_wbrf_supported(smu) && amdgpu_wbrf && + acpi_amd_wbrf_supported_consumer(adev->dev); + + if (smu->wbrf_supported) + dev_info(adev->dev, "RF interference mitigation is supported\n"); +} + +/** + * smu_wbrf_init - init driver wbrf support + * + * @smu: smu_context pointer + * + * Verifies the AMD ACPI interfaces and registers with the wbrf + * notifier chain if wbrf feature is supported. + * Returns 0 on success, error on failure. + */ +static int smu_wbrf_init(struct smu_context *smu) +{ + int ret; + + if (!smu->wbrf_supported) + return 0; + + INIT_DELAYED_WORK(&smu->wbrf_delayed_work, smu_wbrf_delayed_work_handler); + + smu->wbrf_notifier.notifier_call = smu_wbrf_event_handler; + ret = amd_wbrf_register_notifier(&smu->wbrf_notifier); + if (ret) + return ret; + + /* + * Some wifiband exclusion ranges may be already there + * before our driver loaded. To make sure our driver + * is awared of those exclusion ranges. + */ + schedule_delayed_work(&smu->wbrf_delayed_work, + msecs_to_jiffies(SMU_WBRF_EVENT_HANDLING_PACE)); + + return 0; +} + +/** + * smu_wbrf_fini - tear down driver wbrf support + * + * @smu: smu_context pointer + * + * Unregisters with the wbrf notifier chain. + */ +static void smu_wbrf_fini(struct smu_context *smu) +{ + if (!smu->wbrf_supported) + return; + + amd_wbrf_unregister_notifier(&smu->wbrf_notifier); + + cancel_delayed_work_sync(&smu->wbrf_delayed_work); +} + +static int smu_smc_hw_setup(struct smu_context *smu) +{ + struct smu_feature *feature = &smu->smu_feature; + struct amdgpu_device *adev = smu->adev; + uint8_t pcie_gen = 0, pcie_width = 0; + uint64_t features_supported; + int ret = 0; + + switch (amdgpu_ip_version(adev, MP1_HWIP, 0)) { + case IP_VERSION(11, 0, 7): + case IP_VERSION(11, 0, 11): + case IP_VERSION(11, 5, 0): + case IP_VERSION(11, 5, 2): + case IP_VERSION(11, 0, 12): + if (adev->in_suspend && smu_is_dpm_running(smu)) { + dev_info(adev->dev, "dpm has been enabled\n"); + ret = smu_system_features_control(smu, true); + if (ret) { + dev_err(adev->dev, "Failed system features control!\n"); + return ret; + } + + return smu_enable_thermal_alert(smu); + } + break; + default: + break; + } + + ret = smu_init_display_count(smu, 0); + if (ret) { + dev_info(adev->dev, "Failed to pre-set display count as 0!\n"); + return ret; + } + + ret = smu_set_driver_table_location(smu); + if (ret) { + dev_err(adev->dev, "Failed to SetDriverDramAddr!\n"); + return ret; + } + + /* + * Set PMSTATUSLOG table bo address with SetToolsDramAddr MSG for tools. + */ + ret = smu_set_tool_table_location(smu); + if (ret) { + dev_err(adev->dev, "Failed to SetToolsDramAddr!\n"); + return ret; + } + + /* + * Use msg SetSystemVirtualDramAddr and DramLogSetDramAddr can notify + * pool location. + */ + ret = smu_notify_memory_pool_location(smu); + if (ret) { + dev_err(adev->dev, "Failed to SetDramLogDramAddr!\n"); + return ret; + } + + /* + * It is assumed the pptable used before runpm is same as + * the one used afterwards. Thus, we can reuse the stored + * copy and do not need to resetup the pptable again. + */ + if (!adev->in_runpm) { + ret = smu_setup_pptable(smu); + if (ret) { + dev_err(adev->dev, "Failed to setup pptable!\n"); + return ret; + } + } + + /* smu_dump_pptable(smu); */ + + /* + * With SCPM enabled, PSP is responsible for the PPTable transferring + * (to SMU). Driver involvement is not needed and permitted. + */ + if (!adev->scpm_enabled) { + /* + * Copy pptable bo in the vram to smc with SMU MSGs such as + * SetDriverDramAddr and TransferTableDram2Smu. + */ + ret = smu_write_pptable(smu); + if (ret) { + dev_err(adev->dev, "Failed to transfer pptable to SMC!\n"); + return ret; + } + } + + /* issue Run*Btc msg */ + ret = smu_run_btc(smu); + if (ret) + return ret; + + /* Enable UclkShadow on wbrf supported */ + if (smu->wbrf_supported) { + ret = smu_enable_uclk_shadow(smu, true); + if (ret) { + dev_err(adev->dev, "Failed to enable UclkShadow feature to support wbrf!\n"); + return ret; + } + } + + /* + * With SCPM enabled, these actions(and relevant messages) are + * not needed and permitted. + */ + if (!adev->scpm_enabled) { + ret = smu_feature_set_allowed_mask(smu); + if (ret) { + dev_err(adev->dev, "Failed to set driver allowed features mask!\n"); + return ret; + } + } + + if (adev->pm.pcie_gen_mask & CAIL_PCIE_LINK_SPEED_SUPPORT_GEN5) + pcie_gen = 4; + else if (adev->pm.pcie_gen_mask & CAIL_PCIE_LINK_SPEED_SUPPORT_GEN4) + pcie_gen = 3; + else if (adev->pm.pcie_gen_mask & CAIL_PCIE_LINK_SPEED_SUPPORT_GEN3) + pcie_gen = 2; + else if (adev->pm.pcie_gen_mask & CAIL_PCIE_LINK_SPEED_SUPPORT_GEN2) + pcie_gen = 1; + else if (adev->pm.pcie_gen_mask & CAIL_PCIE_LINK_SPEED_SUPPORT_GEN1) + pcie_gen = 0; + + /* Bit 31:16: LCLK DPM level. 0 is DPM0, and 1 is DPM1 + * Bit 15:8: PCIE GEN, 0 to 3 corresponds to GEN1 to GEN4 + * Bit 7:0: PCIE lane width, 1 to 7 corresponds is x1 to x32 + */ + if (adev->pm.pcie_mlw_mask & CAIL_PCIE_LINK_WIDTH_SUPPORT_X32) + pcie_width = 7; + else if (adev->pm.pcie_mlw_mask & CAIL_PCIE_LINK_WIDTH_SUPPORT_X16) + pcie_width = 6; + else if (adev->pm.pcie_mlw_mask & CAIL_PCIE_LINK_WIDTH_SUPPORT_X12) + pcie_width = 5; + else if (adev->pm.pcie_mlw_mask & CAIL_PCIE_LINK_WIDTH_SUPPORT_X8) + pcie_width = 4; + else if (adev->pm.pcie_mlw_mask & CAIL_PCIE_LINK_WIDTH_SUPPORT_X4) + pcie_width = 3; + else if (adev->pm.pcie_mlw_mask & CAIL_PCIE_LINK_WIDTH_SUPPORT_X2) + pcie_width = 2; + else if (adev->pm.pcie_mlw_mask & CAIL_PCIE_LINK_WIDTH_SUPPORT_X1) + pcie_width = 1; + ret = smu_update_pcie_parameters(smu, pcie_gen, pcie_width); + if (ret) { + dev_err(adev->dev, "Attempt to override pcie params failed!\n"); + return ret; + } + + ret = smu_system_features_control(smu, true); + if (ret) { + dev_err(adev->dev, "Failed to enable requested dpm features!\n"); + return ret; + } + + smu_init_xgmi_plpd_mode(smu); + + ret = smu_feature_get_enabled_mask(smu, &features_supported); + if (ret) { + dev_err(adev->dev, "Failed to retrieve supported dpm features!\n"); + return ret; + } + bitmap_copy(feature->supported, + (unsigned long *)&features_supported, + feature->feature_num); + + if (!smu_is_dpm_running(smu)) + dev_info(adev->dev, "dpm has been disabled\n"); + + /* + * Set initialized values (get from vbios) to dpm tables context such as + * gfxclk, memclk, dcefclk, and etc. And enable the DPM feature for each + * type of clks. + */ + ret = smu_set_default_dpm_table(smu); + if (ret) { + dev_err(adev->dev, "Failed to setup default dpm clock tables!\n"); + return ret; + } + + ret = smu_get_thermal_temperature_range(smu); + if (ret) { + dev_err(adev->dev, "Failed to get thermal temperature ranges!\n"); + return ret; + } + + ret = smu_enable_thermal_alert(smu); + if (ret) { + dev_err(adev->dev, "Failed to enable thermal alert!\n"); + return ret; + } + + ret = smu_notify_display_change(smu); + if (ret) { + dev_err(adev->dev, "Failed to notify display change!\n"); + return ret; + } + + /* + * Set min deep sleep dce fclk with bootup value from vbios via + * SetMinDeepSleepDcefclk MSG. + */ + ret = smu_set_min_dcef_deep_sleep(smu, + smu->smu_table.boot_values.dcefclk / 100); + if (ret) { + dev_err(adev->dev, "Error setting min deepsleep dcefclk\n"); + return ret; + } + + /* Init wbrf support. Properly setup the notifier */ + ret = smu_wbrf_init(smu); + if (ret) + dev_err(adev->dev, "Error during wbrf init call\n"); + + return ret; +} + +static int smu_start_smc_engine(struct smu_context *smu) +{ + struct amdgpu_device *adev = smu->adev; + int ret = 0; + + if (amdgpu_virt_xgmi_migrate_enabled(adev)) + smu_update_gpu_addresses(smu); + + smu->smc_fw_state = SMU_FW_INIT; + + if (adev->firmware.load_type != AMDGPU_FW_LOAD_PSP) { + if (amdgpu_ip_version(adev, MP1_HWIP, 0) < IP_VERSION(11, 0, 0)) { + if (smu->ppt_funcs->load_microcode) { + ret = smu->ppt_funcs->load_microcode(smu); + if (ret) + return ret; + } + } + } + + if (smu->ppt_funcs->check_fw_status) { + ret = smu->ppt_funcs->check_fw_status(smu); + if (ret) { + dev_err(adev->dev, "SMC is not ready\n"); + return ret; + } + } + + /* + * Send msg GetDriverIfVersion to check if the return value is equal + * with DRIVER_IF_VERSION of smc header. + */ + ret = smu_check_fw_version(smu); + if (ret) + return ret; + + return ret; +} + +static int smu_hw_init(struct amdgpu_ip_block *ip_block) +{ + int i, ret; + struct amdgpu_device *adev = ip_block->adev; + struct smu_context *smu = adev->powerplay.pp_handle; + + if (amdgpu_sriov_multi_vf_mode(adev)) { + smu->pm_enabled = false; + return 0; + } + + ret = smu_start_smc_engine(smu); + if (ret) { + dev_err(adev->dev, "SMC engine is not correctly up!\n"); + return ret; + } + + /* + * Check whether wbrf is supported. This needs to be done + * before SMU setup starts since part of SMU configuration + * relies on this. + */ + smu_wbrf_support_check(smu); + + if (smu->is_apu) { + ret = smu_set_gfx_imu_enable(smu); + if (ret) + return ret; + for (i = 0; i < adev->vcn.num_vcn_inst; i++) + smu_dpm_set_vcn_enable(smu, true, i); + smu_dpm_set_jpeg_enable(smu, true); + smu_dpm_set_umsch_mm_enable(smu, true); + smu_set_mall_enable(smu); + smu_set_gfx_cgpg(smu, true); + } + + if (!smu->pm_enabled) + return 0; + + ret = smu_get_driver_allowed_feature_mask(smu); + if (ret) + return ret; + + ret = smu_smc_hw_setup(smu); + if (ret) { + dev_err(adev->dev, "Failed to setup smc hw!\n"); + return ret; + } + + /* + * Move maximum sustainable clock retrieving here considering + * 1. It is not needed on resume(from S3). + * 2. DAL settings come between .hw_init and .late_init of SMU. + * And DAL needs to know the maximum sustainable clocks. Thus + * it cannot be put in .late_init(). + */ + ret = smu_init_max_sustainable_clocks(smu); + if (ret) { + dev_err(adev->dev, "Failed to init max sustainable clocks!\n"); + return ret; + } + + adev->pm.dpm_enabled = true; + + dev_info(adev->dev, "SMU is initialized successfully!\n"); + + return 0; +} + +static int smu_disable_dpms(struct smu_context *smu) +{ + struct amdgpu_device *adev = smu->adev; + int ret = 0; + bool use_baco = !smu->is_apu && + ((amdgpu_in_reset(adev) && + (amdgpu_asic_reset_method(adev) == AMD_RESET_METHOD_BACO)) || + ((adev->in_runpm || adev->in_s4) && amdgpu_asic_supports_baco(adev))); + + /* + * For SMU 13.0.0 and 13.0.7, PMFW will handle the DPM features(disablement or others) + * properly on suspend/reset/unload. Driver involvement may cause some unexpected issues. + */ + switch (amdgpu_ip_version(adev, MP1_HWIP, 0)) { + case IP_VERSION(13, 0, 0): + case IP_VERSION(13, 0, 7): + case IP_VERSION(13, 0, 10): + case IP_VERSION(14, 0, 2): + case IP_VERSION(14, 0, 3): + return 0; + default: + break; + } + + /* + * For custom pptable uploading, skip the DPM features + * disable process on Navi1x ASICs. + * - As the gfx related features are under control of + * RLC on those ASICs. RLC reinitialization will be + * needed to reenable them. That will cost much more + * efforts. + * + * - SMU firmware can handle the DPM reenablement + * properly. + */ + if (smu->uploading_custom_pp_table) { + switch (amdgpu_ip_version(adev, MP1_HWIP, 0)) { + case IP_VERSION(11, 0, 0): + case IP_VERSION(11, 0, 5): + case IP_VERSION(11, 0, 9): + case IP_VERSION(11, 0, 7): + case IP_VERSION(11, 0, 11): + case IP_VERSION(11, 5, 0): + case IP_VERSION(11, 5, 2): + case IP_VERSION(11, 0, 12): + case IP_VERSION(11, 0, 13): + return 0; + default: + break; + } + } + + /* + * For Sienna_Cichlid, PMFW will handle the features disablement properly + * on BACO in. Driver involvement is unnecessary. + */ + if (use_baco) { + switch (amdgpu_ip_version(adev, MP1_HWIP, 0)) { + case IP_VERSION(11, 0, 7): + case IP_VERSION(11, 0, 0): + case IP_VERSION(11, 0, 5): + case IP_VERSION(11, 0, 9): + case IP_VERSION(13, 0, 7): + return 0; + default: + break; + } + } + + /* + * For GFX11 and subsequent APUs, PMFW will handle the features disablement properly + * for gpu reset and S0i3 cases. Driver involvement is unnecessary. + */ + if (IP_VERSION_MAJ(amdgpu_ip_version(adev, GC_HWIP, 0)) >= 11 && + smu->is_apu && (amdgpu_in_reset(adev) || adev->in_s0ix)) + return 0; + + /* vangogh s0ix */ + if ((amdgpu_ip_version(adev, MP1_HWIP, 0) == IP_VERSION(11, 5, 0) || + amdgpu_ip_version(adev, MP1_HWIP, 0) == IP_VERSION(11, 5, 2)) && + adev->in_s0ix) + return 0; + + /* + * For gpu reset, runpm and hibernation through BACO, + * BACO feature has to be kept enabled. + */ + if (use_baco && smu_feature_is_enabled(smu, SMU_FEATURE_BACO_BIT)) { + ret = smu_disable_all_features_with_exception(smu, + SMU_FEATURE_BACO_BIT); + if (ret) + dev_err(adev->dev, "Failed to disable smu features except BACO.\n"); + } else { + /* DisableAllSmuFeatures message is not permitted with SCPM enabled */ + if (!adev->scpm_enabled) { + ret = smu_system_features_control(smu, false); + if (ret) + dev_err(adev->dev, "Failed to disable smu features.\n"); + } + } + + /* Notify SMU RLC is going to be off, stop RLC and SMU interaction. + * otherwise SMU will hang while interacting with RLC if RLC is halted + * this is a WA for Vangogh asic which fix the SMU hang issue. + */ + ret = smu_notify_rlc_state(smu, false); + if (ret) { + dev_err(adev->dev, "Fail to notify rlc status!\n"); + return ret; + } + + if (amdgpu_ip_version(adev, GC_HWIP, 0) >= IP_VERSION(9, 4, 2) && + !((adev->flags & AMD_IS_APU) && adev->gfx.imu.funcs) && + !amdgpu_sriov_vf(adev) && adev->gfx.rlc.funcs->stop) + adev->gfx.rlc.funcs->stop(adev); + + return ret; +} + +static int smu_smc_hw_cleanup(struct smu_context *smu) +{ + struct amdgpu_device *adev = smu->adev; + int ret = 0; + + smu_wbrf_fini(smu); + + cancel_work_sync(&smu->throttling_logging_work); + cancel_work_sync(&smu->interrupt_work); + + ret = smu_disable_thermal_alert(smu); + if (ret) { + dev_err(adev->dev, "Fail to disable thermal alert!\n"); + return ret; + } + + cancel_delayed_work_sync(&smu->swctf_delayed_work); + + ret = smu_disable_dpms(smu); + if (ret) { + dev_err(adev->dev, "Fail to disable dpm features!\n"); + return ret; + } + + return 0; +} + +static int smu_reset_mp1_state(struct smu_context *smu) +{ + struct amdgpu_device *adev = smu->adev; + int ret = 0; + + if ((!adev->in_runpm) && (!adev->in_suspend) && + (!amdgpu_in_reset(adev)) && amdgpu_ip_version(adev, MP1_HWIP, 0) == + IP_VERSION(13, 0, 10) && + !amdgpu_device_has_display_hardware(adev)) + ret = smu_set_mp1_state(smu, PP_MP1_STATE_UNLOAD); + + return ret; +} + +static int smu_hw_fini(struct amdgpu_ip_block *ip_block) +{ + struct amdgpu_device *adev = ip_block->adev; + struct smu_context *smu = adev->powerplay.pp_handle; + int i, ret; + + if (amdgpu_sriov_multi_vf_mode(adev)) + return 0; + + for (i = 0; i < adev->vcn.num_vcn_inst; i++) { + smu_dpm_set_vcn_enable(smu, false, i); + adev->vcn.inst[i].cur_state = AMD_PG_STATE_GATE; + } + smu_dpm_set_jpeg_enable(smu, false); + adev->jpeg.cur_state = AMD_PG_STATE_GATE; + smu_dpm_set_umsch_mm_enable(smu, false); + + if (!smu->pm_enabled) + return 0; + + adev->pm.dpm_enabled = false; + + ret = smu_smc_hw_cleanup(smu); + if (ret) + return ret; + + ret = smu_reset_mp1_state(smu); + if (ret) + return ret; + + return 0; +} + +static void smu_late_fini(struct amdgpu_ip_block *ip_block) +{ + struct amdgpu_device *adev = ip_block->adev; + struct smu_context *smu = adev->powerplay.pp_handle; + + kfree(smu); +} + +static int smu_reset(struct smu_context *smu) +{ + struct amdgpu_device *adev = smu->adev; + struct amdgpu_ip_block *ip_block; + int ret; + + ip_block = amdgpu_device_ip_get_ip_block(adev, AMD_IP_BLOCK_TYPE_SMC); + if (!ip_block) + return -EINVAL; + + ret = smu_hw_fini(ip_block); + if (ret) + return ret; + + ret = smu_hw_init(ip_block); + if (ret) + return ret; + + ret = smu_late_init(ip_block); + if (ret) + return ret; + + return 0; +} + +static int smu_suspend(struct amdgpu_ip_block *ip_block) +{ + struct amdgpu_device *adev = ip_block->adev; + struct smu_context *smu = adev->powerplay.pp_handle; + int ret; + uint64_t count; + + if (amdgpu_sriov_multi_vf_mode(adev)) + return 0; + + if (!smu->pm_enabled) + return 0; + + adev->pm.dpm_enabled = false; + + ret = smu_smc_hw_cleanup(smu); + if (ret) + return ret; + + smu->watermarks_bitmap &= ~(WATERMARKS_LOADED); + + smu_set_gfx_cgpg(smu, false); + + /* + * pwfw resets entrycount when device is suspended, so we save the + * last value to be used when we resume to keep it consistent + */ + ret = smu_get_entrycount_gfxoff(smu, &count); + if (!ret) + adev->gfx.gfx_off_entrycount = count; + + /* clear this on suspend so it will get reprogrammed on resume */ + smu->workload_mask = 0; + + return 0; +} + +static int smu_resume(struct amdgpu_ip_block *ip_block) +{ + int ret; + struct amdgpu_device *adev = ip_block->adev; + struct smu_context *smu = adev->powerplay.pp_handle; + + if (amdgpu_sriov_multi_vf_mode(adev)) + return 0; + + if (!smu->pm_enabled) + return 0; + + dev_info(adev->dev, "SMU is resuming...\n"); + + ret = smu_start_smc_engine(smu); + if (ret) { + dev_err(adev->dev, "SMC engine is not correctly up!\n"); + return ret; + } + + ret = smu_smc_hw_setup(smu); + if (ret) { + dev_err(adev->dev, "Failed to setup smc hw!\n"); + return ret; + } + + ret = smu_set_gfx_imu_enable(smu); + if (ret) + return ret; + + smu_set_gfx_cgpg(smu, true); + + smu->disable_uclk_switch = 0; + + adev->pm.dpm_enabled = true; + + dev_info(adev->dev, "SMU is resumed successfully!\n"); + + return 0; +} + +static int smu_display_configuration_change(void *handle, + const struct amd_pp_display_configuration *display_config) +{ + struct smu_context *smu = handle; + + if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled) + return -EOPNOTSUPP; + + if (!display_config) + return -EINVAL; + + smu_set_min_dcef_deep_sleep(smu, + display_config->min_dcef_deep_sleep_set_clk / 100); + + return 0; +} + +static int smu_set_clockgating_state(struct amdgpu_ip_block *ip_block, + enum amd_clockgating_state state) +{ + return 0; +} + +static int smu_set_powergating_state(struct amdgpu_ip_block *ip_block, + enum amd_powergating_state state) +{ + return 0; +} + +static int smu_enable_umd_pstate(void *handle, + enum amd_dpm_forced_level *level) +{ + uint32_t profile_mode_mask = AMD_DPM_FORCED_LEVEL_PROFILE_STANDARD | + AMD_DPM_FORCED_LEVEL_PROFILE_MIN_SCLK | + AMD_DPM_FORCED_LEVEL_PROFILE_MIN_MCLK | + AMD_DPM_FORCED_LEVEL_PROFILE_PEAK; + + struct smu_context *smu = (struct smu_context*)(handle); + struct smu_dpm_context *smu_dpm_ctx = &(smu->smu_dpm); + + if (!smu->is_apu && !smu_dpm_ctx->dpm_context) + return -EINVAL; + + if (!(smu_dpm_ctx->dpm_level & profile_mode_mask)) { + /* enter umd pstate, save current level, disable gfx cg*/ + if (*level & profile_mode_mask) { + smu_dpm_ctx->saved_dpm_level = smu_dpm_ctx->dpm_level; + smu_gpo_control(smu, false); + smu_gfx_ulv_control(smu, false); + smu_deep_sleep_control(smu, false); + amdgpu_asic_update_umd_stable_pstate(smu->adev, true); + } + } else { + /* exit umd pstate, restore level, enable gfx cg*/ + if (!(*level & profile_mode_mask)) { + if (*level == AMD_DPM_FORCED_LEVEL_PROFILE_EXIT) + *level = smu_dpm_ctx->saved_dpm_level; + amdgpu_asic_update_umd_stable_pstate(smu->adev, false); + smu_deep_sleep_control(smu, true); + smu_gfx_ulv_control(smu, true); + smu_gpo_control(smu, true); + } + } + + return 0; +} + +static int smu_bump_power_profile_mode(struct smu_context *smu, + long *custom_params, + u32 custom_params_max_idx) +{ + u32 workload_mask = 0; + int i, ret = 0; + + for (i = 0; i < PP_SMC_POWER_PROFILE_COUNT; i++) { + if (smu->workload_refcount[i]) + workload_mask |= 1 << i; + } + + if (smu->workload_mask == workload_mask) + return 0; + + if (smu->ppt_funcs->set_power_profile_mode) + ret = smu->ppt_funcs->set_power_profile_mode(smu, workload_mask, + custom_params, + custom_params_max_idx); + + if (!ret) + smu->workload_mask = workload_mask; + + return ret; +} + +static void smu_power_profile_mode_get(struct smu_context *smu, + enum PP_SMC_POWER_PROFILE profile_mode) +{ + smu->workload_refcount[profile_mode]++; +} + +static void smu_power_profile_mode_put(struct smu_context *smu, + enum PP_SMC_POWER_PROFILE profile_mode) +{ + if (smu->workload_refcount[profile_mode]) + smu->workload_refcount[profile_mode]--; +} + +static int smu_adjust_power_state_dynamic(struct smu_context *smu, + enum amd_dpm_forced_level level, + bool skip_display_settings) +{ + int ret = 0; + struct smu_dpm_context *smu_dpm_ctx = &(smu->smu_dpm); + + if (!skip_display_settings) { + ret = smu_display_config_changed(smu); + if (ret) { + dev_err(smu->adev->dev, "Failed to change display config!"); + return ret; + } + } + + ret = smu_apply_clocks_adjust_rules(smu); + if (ret) { + dev_err(smu->adev->dev, "Failed to apply clocks adjust rules!"); + return ret; + } + + if (!skip_display_settings) { + ret = smu_notify_smc_display_config(smu); + if (ret) { + dev_err(smu->adev->dev, "Failed to notify smc display config!"); + return ret; + } + } + + if (smu_dpm_ctx->dpm_level != level) { + ret = smu_asic_set_performance_level(smu, level); + if (ret) { + if (ret == -EOPNOTSUPP) + dev_info(smu->adev->dev, "set performance level %d not supported", + level); + else + dev_err(smu->adev->dev, "Failed to set performance level %d", + level); + return ret; + } + + /* update the saved copy */ + smu_dpm_ctx->dpm_level = level; + } + + if (smu_dpm_ctx->dpm_level != AMD_DPM_FORCED_LEVEL_MANUAL && + smu_dpm_ctx->dpm_level != AMD_DPM_FORCED_LEVEL_PERF_DETERMINISM) + smu_bump_power_profile_mode(smu, NULL, 0); + + return ret; +} + +static int smu_handle_task(struct smu_context *smu, + enum amd_dpm_forced_level level, + enum amd_pp_task task_id) +{ + int ret = 0; + + if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled) + return -EOPNOTSUPP; + + switch (task_id) { + case AMD_PP_TASK_DISPLAY_CONFIG_CHANGE: + ret = smu_pre_display_config_changed(smu); + if (ret) + return ret; + ret = smu_adjust_power_state_dynamic(smu, level, false); + break; + case AMD_PP_TASK_COMPLETE_INIT: + ret = smu_adjust_power_state_dynamic(smu, level, true); + break; + case AMD_PP_TASK_READJUST_POWER_STATE: + ret = smu_adjust_power_state_dynamic(smu, level, true); + break; + default: + break; + } + + return ret; +} + +static int smu_handle_dpm_task(void *handle, + enum amd_pp_task task_id, + enum amd_pm_state_type *user_state) +{ + struct smu_context *smu = handle; + struct smu_dpm_context *smu_dpm = &smu->smu_dpm; + + return smu_handle_task(smu, smu_dpm->dpm_level, task_id); + +} + +static int smu_switch_power_profile(void *handle, + enum PP_SMC_POWER_PROFILE type, + bool enable) +{ + struct smu_context *smu = handle; + struct smu_dpm_context *smu_dpm_ctx = &(smu->smu_dpm); + int ret; + + if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled) + return -EOPNOTSUPP; + + if (!(type < PP_SMC_POWER_PROFILE_CUSTOM)) + return -EINVAL; + + if (smu_dpm_ctx->dpm_level != AMD_DPM_FORCED_LEVEL_MANUAL && + smu_dpm_ctx->dpm_level != AMD_DPM_FORCED_LEVEL_PERF_DETERMINISM) { + if (enable) + smu_power_profile_mode_get(smu, type); + else + smu_power_profile_mode_put(smu, type); + /* don't switch the active workload when paused */ + if (smu->pause_workload) + ret = 0; + else + ret = smu_bump_power_profile_mode(smu, NULL, 0); + if (ret) { + if (enable) + smu_power_profile_mode_put(smu, type); + else + smu_power_profile_mode_get(smu, type); + return ret; + } + } + + return 0; +} + +static int smu_pause_power_profile(void *handle, + bool pause) +{ + struct smu_context *smu = handle; + struct smu_dpm_context *smu_dpm_ctx = &(smu->smu_dpm); + u32 workload_mask = 1 << PP_SMC_POWER_PROFILE_BOOTUP_DEFAULT; + int ret; + + if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled) + return -EOPNOTSUPP; + + if (smu_dpm_ctx->dpm_level != AMD_DPM_FORCED_LEVEL_MANUAL && + smu_dpm_ctx->dpm_level != AMD_DPM_FORCED_LEVEL_PERF_DETERMINISM) { + smu->pause_workload = pause; + + /* force to bootup default profile */ + if (smu->pause_workload && smu->ppt_funcs->set_power_profile_mode) + ret = smu->ppt_funcs->set_power_profile_mode(smu, + workload_mask, + NULL, + 0); + else + ret = smu_bump_power_profile_mode(smu, NULL, 0); + return ret; + } + + return 0; +} + +static enum amd_dpm_forced_level smu_get_performance_level(void *handle) +{ + struct smu_context *smu = handle; + struct smu_dpm_context *smu_dpm_ctx = &(smu->smu_dpm); + + if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled) + return -EOPNOTSUPP; + + if (!smu->is_apu && !smu_dpm_ctx->dpm_context) + return -EINVAL; + + return smu_dpm_ctx->dpm_level; +} + +static int smu_force_performance_level(void *handle, + enum amd_dpm_forced_level level) +{ + struct smu_context *smu = handle; + struct smu_dpm_context *smu_dpm_ctx = &(smu->smu_dpm); + int ret = 0; + + if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled) + return -EOPNOTSUPP; + + if (!smu->is_apu && !smu_dpm_ctx->dpm_context) + return -EINVAL; + + ret = smu_enable_umd_pstate(smu, &level); + if (ret) + return ret; + + ret = smu_handle_task(smu, level, + AMD_PP_TASK_READJUST_POWER_STATE); + + /* reset user dpm clock state */ + if (!ret && smu_dpm_ctx->dpm_level != AMD_DPM_FORCED_LEVEL_MANUAL) { + memset(smu->user_dpm_profile.clk_mask, 0, sizeof(smu->user_dpm_profile.clk_mask)); + smu->user_dpm_profile.clk_dependency = 0; + } + + return ret; +} + +static int smu_set_display_count(void *handle, uint32_t count) +{ + struct smu_context *smu = handle; + + if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled) + return -EOPNOTSUPP; + + return smu_init_display_count(smu, count); +} + +static int smu_force_smuclk_levels(struct smu_context *smu, + enum smu_clk_type clk_type, + uint32_t mask) +{ + struct smu_dpm_context *smu_dpm_ctx = &(smu->smu_dpm); + int ret = 0; + + if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled) + return -EOPNOTSUPP; + + if (smu_dpm_ctx->dpm_level != AMD_DPM_FORCED_LEVEL_MANUAL) { + dev_dbg(smu->adev->dev, "force clock level is for dpm manual mode only.\n"); + return -EINVAL; + } + + if (smu->ppt_funcs && smu->ppt_funcs->force_clk_levels) { + ret = smu->ppt_funcs->force_clk_levels(smu, clk_type, mask); + if (!ret && !(smu->user_dpm_profile.flags & SMU_DPM_USER_PROFILE_RESTORE)) { + smu->user_dpm_profile.clk_mask[clk_type] = mask; + smu_set_user_clk_dependencies(smu, clk_type); + } + } + + return ret; +} + +static int smu_force_ppclk_levels(void *handle, + enum pp_clock_type type, + uint32_t mask) +{ + struct smu_context *smu = handle; + enum smu_clk_type clk_type; + + switch (type) { + case PP_SCLK: + clk_type = SMU_SCLK; break; + case PP_MCLK: + clk_type = SMU_MCLK; break; + case PP_PCIE: + clk_type = SMU_PCIE; break; + case PP_SOCCLK: + clk_type = SMU_SOCCLK; break; + case PP_FCLK: + clk_type = SMU_FCLK; break; + case PP_DCEFCLK: + clk_type = SMU_DCEFCLK; break; + case PP_VCLK: + clk_type = SMU_VCLK; break; + case PP_VCLK1: + clk_type = SMU_VCLK1; break; + case PP_DCLK: + clk_type = SMU_DCLK; break; + case PP_DCLK1: + clk_type = SMU_DCLK1; break; + case OD_SCLK: + clk_type = SMU_OD_SCLK; break; + case OD_MCLK: + clk_type = SMU_OD_MCLK; break; + case OD_VDDC_CURVE: + clk_type = SMU_OD_VDDC_CURVE; break; + case OD_RANGE: + clk_type = SMU_OD_RANGE; break; + default: + return -EINVAL; + } + + return smu_force_smuclk_levels(smu, clk_type, mask); +} + +/* + * On system suspending or resetting, the dpm_enabled + * flag will be cleared. So that those SMU services which + * are not supported will be gated. + * However, the mp1 state setting should still be granted + * even if the dpm_enabled cleared. + */ +static int smu_set_mp1_state(void *handle, + enum pp_mp1_state mp1_state) +{ + struct smu_context *smu = handle; + int ret = 0; + + if (!smu->pm_enabled) + return -EOPNOTSUPP; + + if (smu->ppt_funcs && + smu->ppt_funcs->set_mp1_state) + ret = smu->ppt_funcs->set_mp1_state(smu, mp1_state); + + return ret; +} + +static int smu_set_df_cstate(void *handle, + enum pp_df_cstate state) +{ + struct smu_context *smu = handle; + int ret = 0; + + if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled) + return -EOPNOTSUPP; + + if (!smu->ppt_funcs || !smu->ppt_funcs->set_df_cstate) + return 0; + + ret = smu->ppt_funcs->set_df_cstate(smu, state); + if (ret) + dev_err(smu->adev->dev, "[SetDfCstate] failed!\n"); + + return ret; +} + +int smu_write_watermarks_table(struct smu_context *smu) +{ + if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled) + return -EOPNOTSUPP; + + return smu_set_watermarks_table(smu, NULL); +} + +static int smu_set_watermarks_for_clock_ranges(void *handle, + struct pp_smu_wm_range_sets *clock_ranges) +{ + struct smu_context *smu = handle; + + if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled) + return -EOPNOTSUPP; + + if (smu->disable_watermark) + return 0; + + return smu_set_watermarks_table(smu, clock_ranges); +} + +int smu_set_ac_dc(struct smu_context *smu) +{ + int ret = 0; + + if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled) + return -EOPNOTSUPP; + + /* controlled by firmware */ + if (smu->dc_controlled_by_gpio) + return 0; + + ret = smu_set_power_source(smu, + smu->adev->pm.ac_power ? SMU_POWER_SOURCE_AC : + SMU_POWER_SOURCE_DC); + if (ret) + dev_err(smu->adev->dev, "Failed to switch to %s mode!\n", + smu->adev->pm.ac_power ? "AC" : "DC"); + + return ret; +} + +const struct amd_ip_funcs smu_ip_funcs = { + .name = "smu", + .early_init = smu_early_init, + .late_init = smu_late_init, + .sw_init = smu_sw_init, + .sw_fini = smu_sw_fini, + .hw_init = smu_hw_init, + .hw_fini = smu_hw_fini, + .late_fini = smu_late_fini, + .suspend = smu_suspend, + .resume = smu_resume, + .is_idle = NULL, + .check_soft_reset = NULL, + .wait_for_idle = NULL, + .soft_reset = NULL, + .set_clockgating_state = smu_set_clockgating_state, + .set_powergating_state = smu_set_powergating_state, +}; + +const struct amdgpu_ip_block_version smu_v11_0_ip_block = { + .type = AMD_IP_BLOCK_TYPE_SMC, + .major = 11, + .minor = 0, + .rev = 0, + .funcs = &smu_ip_funcs, +}; + +const struct amdgpu_ip_block_version smu_v12_0_ip_block = { + .type = AMD_IP_BLOCK_TYPE_SMC, + .major = 12, + .minor = 0, + .rev = 0, + .funcs = &smu_ip_funcs, +}; + +const struct amdgpu_ip_block_version smu_v13_0_ip_block = { + .type = AMD_IP_BLOCK_TYPE_SMC, + .major = 13, + .minor = 0, + .rev = 0, + .funcs = &smu_ip_funcs, +}; + +const struct amdgpu_ip_block_version smu_v14_0_ip_block = { + .type = AMD_IP_BLOCK_TYPE_SMC, + .major = 14, + .minor = 0, + .rev = 0, + .funcs = &smu_ip_funcs, +}; + +const struct ras_smu_drv *smu_get_ras_smu_driver(void *handle) +{ + struct smu_context *smu = (struct smu_context *)handle; + const struct ras_smu_drv *tmp = NULL; + int ret; + + ret = smu_get_ras_smu_drv(smu, &tmp); + + return ret ? NULL : tmp; +} + +static int smu_load_microcode(void *handle) +{ + struct smu_context *smu = handle; + struct amdgpu_device *adev = smu->adev; + int ret = 0; + + if (!smu->pm_enabled) + return -EOPNOTSUPP; + + /* This should be used for non PSP loading */ + if (adev->firmware.load_type == AMDGPU_FW_LOAD_PSP) + return 0; + + if (smu->ppt_funcs->load_microcode) { + ret = smu->ppt_funcs->load_microcode(smu); + if (ret) { + dev_err(adev->dev, "Load microcode failed\n"); + return ret; + } + } + + if (smu->ppt_funcs->check_fw_status) { + ret = smu->ppt_funcs->check_fw_status(smu); + if (ret) { + dev_err(adev->dev, "SMC is not ready\n"); + return ret; + } + } + + return ret; +} + +static int smu_set_gfx_cgpg(struct smu_context *smu, bool enabled) +{ + int ret = 0; + + if (smu->ppt_funcs->set_gfx_cgpg) + ret = smu->ppt_funcs->set_gfx_cgpg(smu, enabled); + + return ret; +} + +static int smu_set_fan_speed_rpm(void *handle, uint32_t speed) +{ + struct smu_context *smu = handle; + int ret = 0; + + if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled) + return -EOPNOTSUPP; + + if (!smu->ppt_funcs->set_fan_speed_rpm) + return -EOPNOTSUPP; + + if (speed == U32_MAX) + return -EINVAL; + + ret = smu->ppt_funcs->set_fan_speed_rpm(smu, speed); + if (!ret && !(smu->user_dpm_profile.flags & SMU_DPM_USER_PROFILE_RESTORE)) { + smu->user_dpm_profile.flags |= SMU_CUSTOM_FAN_SPEED_RPM; + smu->user_dpm_profile.fan_speed_rpm = speed; + + /* Override custom PWM setting as they cannot co-exist */ + smu->user_dpm_profile.flags &= ~SMU_CUSTOM_FAN_SPEED_PWM; + smu->user_dpm_profile.fan_speed_pwm = 0; + } + + return ret; +} + +/** + * smu_get_power_limit - Request one of the SMU Power Limits + * + * @handle: pointer to smu context + * @limit: requested limit is written back to this variable + * @pp_limit_level: &pp_power_limit_level which limit of the power to return + * @pp_power_type: &pp_power_type type of power + * Return: 0 on success, <0 on error + * + */ +int smu_get_power_limit(void *handle, + uint32_t *limit, + enum pp_power_limit_level pp_limit_level, + enum pp_power_type pp_power_type) +{ + struct smu_context *smu = handle; + struct amdgpu_device *adev = smu->adev; + enum smu_ppt_limit_level limit_level; + uint32_t limit_type; + int ret = 0; + + if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled) + return -EOPNOTSUPP; + + if (!limit) + return -EINVAL; + + switch (pp_power_type) { + case PP_PWR_TYPE_SUSTAINED: + limit_type = SMU_DEFAULT_PPT_LIMIT; + break; + case PP_PWR_TYPE_FAST: + limit_type = SMU_FAST_PPT_LIMIT; + break; + default: + return -EOPNOTSUPP; + } + + switch (pp_limit_level) { + case PP_PWR_LIMIT_CURRENT: + limit_level = SMU_PPT_LIMIT_CURRENT; + break; + case PP_PWR_LIMIT_DEFAULT: + limit_level = SMU_PPT_LIMIT_DEFAULT; + break; + case PP_PWR_LIMIT_MAX: + limit_level = SMU_PPT_LIMIT_MAX; + break; + case PP_PWR_LIMIT_MIN: + limit_level = SMU_PPT_LIMIT_MIN; + break; + default: + return -EOPNOTSUPP; + } + + if (limit_type != SMU_DEFAULT_PPT_LIMIT) { + if (smu->ppt_funcs->get_ppt_limit) + ret = smu->ppt_funcs->get_ppt_limit(smu, limit, limit_type, limit_level); + else + return -EOPNOTSUPP; + } else { + switch (limit_level) { + case SMU_PPT_LIMIT_CURRENT: + switch (amdgpu_ip_version(adev, MP1_HWIP, 0)) { + case IP_VERSION(13, 0, 2): + case IP_VERSION(13, 0, 6): + case IP_VERSION(13, 0, 12): + case IP_VERSION(13, 0, 14): + case IP_VERSION(11, 0, 7): + case IP_VERSION(11, 0, 11): + case IP_VERSION(11, 0, 12): + case IP_VERSION(11, 0, 13): + ret = smu_get_asic_power_limits(smu, + &smu->current_power_limit, + NULL, NULL, NULL); + break; + default: + break; + } + *limit = smu->current_power_limit; + break; + case SMU_PPT_LIMIT_DEFAULT: + *limit = smu->default_power_limit; + break; + case SMU_PPT_LIMIT_MAX: + *limit = smu->max_power_limit; + break; + case SMU_PPT_LIMIT_MIN: + *limit = smu->min_power_limit; + break; + default: + return -EINVAL; + } + } + + return ret; +} + +static int smu_set_power_limit(void *handle, uint32_t limit_type, uint32_t limit) +{ + struct smu_context *smu = handle; + int ret = 0; + + if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled) + return -EOPNOTSUPP; + + if (limit_type == SMU_DEFAULT_PPT_LIMIT) { + if (!limit) + limit = smu->current_power_limit; + if ((limit > smu->max_power_limit) || (limit < smu->min_power_limit)) { + dev_err(smu->adev->dev, + "New power limit (%d) is out of range [%d,%d]\n", + limit, smu->min_power_limit, smu->max_power_limit); + return -EINVAL; + } + } + + if (smu->ppt_funcs->set_power_limit) { + ret = smu->ppt_funcs->set_power_limit(smu, limit_type, limit); + if (ret) + return ret; + if (!(smu->user_dpm_profile.flags & SMU_DPM_USER_PROFILE_RESTORE)) + smu->user_dpm_profile.power_limits[limit_type] = limit; + } + + return 0; +} + +static int smu_print_smuclk_levels(struct smu_context *smu, enum smu_clk_type clk_type, char *buf) +{ + int ret = 0; + + if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled) + return -EOPNOTSUPP; + + if (smu->ppt_funcs->print_clk_levels) + ret = smu->ppt_funcs->print_clk_levels(smu, clk_type, buf); + + return ret; +} + +static enum smu_clk_type smu_convert_to_smuclk(enum pp_clock_type type) +{ + enum smu_clk_type clk_type; + + switch (type) { + case PP_SCLK: + clk_type = SMU_SCLK; break; + case PP_MCLK: + clk_type = SMU_MCLK; break; + case PP_PCIE: + clk_type = SMU_PCIE; break; + case PP_SOCCLK: + clk_type = SMU_SOCCLK; break; + case PP_FCLK: + clk_type = SMU_FCLK; break; + case PP_DCEFCLK: + clk_type = SMU_DCEFCLK; break; + case PP_VCLK: + clk_type = SMU_VCLK; break; + case PP_VCLK1: + clk_type = SMU_VCLK1; break; + case PP_DCLK: + clk_type = SMU_DCLK; break; + case PP_DCLK1: + clk_type = SMU_DCLK1; break; + case PP_ISPICLK: + clk_type = SMU_ISPICLK; + break; + case PP_ISPXCLK: + clk_type = SMU_ISPXCLK; + break; + case OD_SCLK: + clk_type = SMU_OD_SCLK; break; + case OD_MCLK: + clk_type = SMU_OD_MCLK; break; + case OD_VDDC_CURVE: + clk_type = SMU_OD_VDDC_CURVE; break; + case OD_RANGE: + clk_type = SMU_OD_RANGE; break; + case OD_VDDGFX_OFFSET: + clk_type = SMU_OD_VDDGFX_OFFSET; break; + case OD_CCLK: + clk_type = SMU_OD_CCLK; break; + case OD_FAN_CURVE: + clk_type = SMU_OD_FAN_CURVE; break; + case OD_ACOUSTIC_LIMIT: + clk_type = SMU_OD_ACOUSTIC_LIMIT; break; + case OD_ACOUSTIC_TARGET: + clk_type = SMU_OD_ACOUSTIC_TARGET; break; + case OD_FAN_TARGET_TEMPERATURE: + clk_type = SMU_OD_FAN_TARGET_TEMPERATURE; break; + case OD_FAN_MINIMUM_PWM: + clk_type = SMU_OD_FAN_MINIMUM_PWM; break; + case OD_FAN_ZERO_RPM_ENABLE: + clk_type = SMU_OD_FAN_ZERO_RPM_ENABLE; break; + case OD_FAN_ZERO_RPM_STOP_TEMP: + clk_type = SMU_OD_FAN_ZERO_RPM_STOP_TEMP; break; + default: + clk_type = SMU_CLK_COUNT; break; + } + + return clk_type; +} + +static int smu_print_ppclk_levels(void *handle, + enum pp_clock_type type, + char *buf) +{ + struct smu_context *smu = handle; + enum smu_clk_type clk_type; + + clk_type = smu_convert_to_smuclk(type); + if (clk_type == SMU_CLK_COUNT) + return -EINVAL; + + return smu_print_smuclk_levels(smu, clk_type, buf); +} + +static int smu_emit_ppclk_levels(void *handle, enum pp_clock_type type, char *buf, int *offset) +{ + struct smu_context *smu = handle; + enum smu_clk_type clk_type; + + clk_type = smu_convert_to_smuclk(type); + if (clk_type == SMU_CLK_COUNT) + return -EINVAL; + + if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled) + return -EOPNOTSUPP; + + if (!smu->ppt_funcs->emit_clk_levels) + return -ENOENT; + + return smu->ppt_funcs->emit_clk_levels(smu, clk_type, buf, offset); + +} + +static int smu_od_edit_dpm_table(void *handle, + enum PP_OD_DPM_TABLE_COMMAND type, + long *input, uint32_t size) +{ + struct smu_context *smu = handle; + int ret = 0; + + if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled) + return -EOPNOTSUPP; + + if (smu->ppt_funcs->od_edit_dpm_table) { + ret = smu->ppt_funcs->od_edit_dpm_table(smu, type, input, size); + } + + return ret; +} + +static int smu_read_sensor(void *handle, + int sensor, + void *data, + int *size_arg) +{ + struct smu_context *smu = handle; + struct amdgpu_device *adev = smu->adev; + struct smu_umd_pstate_table *pstate_table = + &smu->pstate_table; + int i, ret = 0; + uint32_t *size, size_val; + + if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled) + return -EOPNOTSUPP; + + if (!data || !size_arg) + return -EINVAL; + + size_val = *size_arg; + size = &size_val; + + if (smu->ppt_funcs->read_sensor) + if (!smu->ppt_funcs->read_sensor(smu, sensor, data, size)) + goto unlock; + + switch (sensor) { + case AMDGPU_PP_SENSOR_STABLE_PSTATE_SCLK: + *((uint32_t *)data) = pstate_table->gfxclk_pstate.standard * 100; + *size = 4; + break; + case AMDGPU_PP_SENSOR_STABLE_PSTATE_MCLK: + *((uint32_t *)data) = pstate_table->uclk_pstate.standard * 100; + *size = 4; + break; + case AMDGPU_PP_SENSOR_PEAK_PSTATE_SCLK: + *((uint32_t *)data) = pstate_table->gfxclk_pstate.peak * 100; + *size = 4; + break; + case AMDGPU_PP_SENSOR_PEAK_PSTATE_MCLK: + *((uint32_t *)data) = pstate_table->uclk_pstate.peak * 100; + *size = 4; + break; + case AMDGPU_PP_SENSOR_ENABLED_SMC_FEATURES_MASK: + ret = smu_feature_get_enabled_mask(smu, (uint64_t *)data); + *size = 8; + break; + case AMDGPU_PP_SENSOR_UVD_POWER: + *(uint32_t *)data = smu_feature_is_enabled(smu, SMU_FEATURE_DPM_UVD_BIT) ? 1 : 0; + *size = 4; + break; + case AMDGPU_PP_SENSOR_VCE_POWER: + *(uint32_t *)data = smu_feature_is_enabled(smu, SMU_FEATURE_DPM_VCE_BIT) ? 1 : 0; + *size = 4; + break; + case AMDGPU_PP_SENSOR_VCN_POWER_STATE: + *(uint32_t *)data = 0; + for (i = 0; i < adev->vcn.num_vcn_inst; i++) { + if (!atomic_read(&smu->smu_power.power_gate.vcn_gated[i])) { + *(uint32_t *)data = 1; + break; + } + } + *size = 4; + break; + case AMDGPU_PP_SENSOR_MIN_FAN_RPM: + *(uint32_t *)data = 0; + *size = 4; + break; + default: + *size = 0; + ret = -EOPNOTSUPP; + break; + } + +unlock: + // assign uint32_t to int + *size_arg = size_val; + + return ret; +} + +static int smu_get_apu_thermal_limit(void *handle, uint32_t *limit) +{ + int ret = -EOPNOTSUPP; + struct smu_context *smu = handle; + + if (smu->ppt_funcs && smu->ppt_funcs->get_apu_thermal_limit) + ret = smu->ppt_funcs->get_apu_thermal_limit(smu, limit); + + return ret; +} + +static int smu_set_apu_thermal_limit(void *handle, uint32_t limit) +{ + int ret = -EOPNOTSUPP; + struct smu_context *smu = handle; + + if (smu->ppt_funcs && smu->ppt_funcs->set_apu_thermal_limit) + ret = smu->ppt_funcs->set_apu_thermal_limit(smu, limit); + + return ret; +} + +static int smu_get_power_profile_mode(void *handle, char *buf) +{ + struct smu_context *smu = handle; + + if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled || + !smu->ppt_funcs->get_power_profile_mode) + return -EOPNOTSUPP; + if (!buf) + return -EINVAL; + + return smu->ppt_funcs->get_power_profile_mode(smu, buf); +} + +static int smu_set_power_profile_mode(void *handle, + long *param, + uint32_t param_size) +{ + struct smu_context *smu = handle; + bool custom = false; + int ret = 0; + + if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled || + !smu->ppt_funcs->set_power_profile_mode) + return -EOPNOTSUPP; + + if (param[param_size] == PP_SMC_POWER_PROFILE_CUSTOM) { + custom = true; + /* clear frontend mask so custom changes propogate */ + smu->workload_mask = 0; + } + + if ((param[param_size] != smu->power_profile_mode) || custom) { + /* clear the old user preference */ + smu_power_profile_mode_put(smu, smu->power_profile_mode); + /* set the new user preference */ + smu_power_profile_mode_get(smu, param[param_size]); + ret = smu_bump_power_profile_mode(smu, + custom ? param : NULL, + custom ? param_size : 0); + if (ret) + smu_power_profile_mode_put(smu, param[param_size]); + else + /* store the user's preference */ + smu->power_profile_mode = param[param_size]; + } + + return ret; +} + +static int smu_get_fan_control_mode(void *handle, u32 *fan_mode) +{ + struct smu_context *smu = handle; + + if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled) + return -EOPNOTSUPP; + + if (!smu->ppt_funcs->get_fan_control_mode) + return -EOPNOTSUPP; + + if (!fan_mode) + return -EINVAL; + + *fan_mode = smu->ppt_funcs->get_fan_control_mode(smu); + + return 0; +} + +static int smu_set_fan_control_mode(void *handle, u32 value) +{ + struct smu_context *smu = handle; + int ret = 0; + + if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled) + return -EOPNOTSUPP; + + if (!smu->ppt_funcs->set_fan_control_mode) + return -EOPNOTSUPP; + + if (value == U32_MAX) + return -EINVAL; + + ret = smu->ppt_funcs->set_fan_control_mode(smu, value); + if (ret) + goto out; + + if (!(smu->user_dpm_profile.flags & SMU_DPM_USER_PROFILE_RESTORE)) { + smu->user_dpm_profile.fan_mode = value; + + /* reset user dpm fan speed */ + if (value != AMD_FAN_CTRL_MANUAL) { + smu->user_dpm_profile.fan_speed_pwm = 0; + smu->user_dpm_profile.fan_speed_rpm = 0; + smu->user_dpm_profile.flags &= ~(SMU_CUSTOM_FAN_SPEED_RPM | SMU_CUSTOM_FAN_SPEED_PWM); + } + } + +out: + return ret; +} + +static int smu_get_fan_speed_pwm(void *handle, u32 *speed) +{ + struct smu_context *smu = handle; + int ret = 0; + + if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled) + return -EOPNOTSUPP; + + if (!smu->ppt_funcs->get_fan_speed_pwm) + return -EOPNOTSUPP; + + if (!speed) + return -EINVAL; + + ret = smu->ppt_funcs->get_fan_speed_pwm(smu, speed); + + return ret; +} + +static int smu_set_fan_speed_pwm(void *handle, u32 speed) +{ + struct smu_context *smu = handle; + int ret = 0; + + if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled) + return -EOPNOTSUPP; + + if (!smu->ppt_funcs->set_fan_speed_pwm) + return -EOPNOTSUPP; + + if (speed == U32_MAX) + return -EINVAL; + + ret = smu->ppt_funcs->set_fan_speed_pwm(smu, speed); + if (!ret && !(smu->user_dpm_profile.flags & SMU_DPM_USER_PROFILE_RESTORE)) { + smu->user_dpm_profile.flags |= SMU_CUSTOM_FAN_SPEED_PWM; + smu->user_dpm_profile.fan_speed_pwm = speed; + + /* Override custom RPM setting as they cannot co-exist */ + smu->user_dpm_profile.flags &= ~SMU_CUSTOM_FAN_SPEED_RPM; + smu->user_dpm_profile.fan_speed_rpm = 0; + } + + return ret; +} + +static int smu_get_fan_speed_rpm(void *handle, uint32_t *speed) +{ + struct smu_context *smu = handle; + int ret = 0; + + if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled) + return -EOPNOTSUPP; + + if (!smu->ppt_funcs->get_fan_speed_rpm) + return -EOPNOTSUPP; + + if (!speed) + return -EINVAL; + + ret = smu->ppt_funcs->get_fan_speed_rpm(smu, speed); + + return ret; +} + +static int smu_set_deep_sleep_dcefclk(void *handle, uint32_t clk) +{ + struct smu_context *smu = handle; + + if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled) + return -EOPNOTSUPP; + + return smu_set_min_dcef_deep_sleep(smu, clk); +} + +static int smu_get_clock_by_type_with_latency(void *handle, + enum amd_pp_clock_type type, + struct pp_clock_levels_with_latency *clocks) +{ + struct smu_context *smu = handle; + enum smu_clk_type clk_type; + int ret = 0; + + if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled) + return -EOPNOTSUPP; + + if (smu->ppt_funcs->get_clock_by_type_with_latency) { + switch (type) { + case amd_pp_sys_clock: + clk_type = SMU_GFXCLK; + break; + case amd_pp_mem_clock: + clk_type = SMU_MCLK; + break; + case amd_pp_dcef_clock: + clk_type = SMU_DCEFCLK; + break; + case amd_pp_disp_clock: + clk_type = SMU_DISPCLK; + break; + default: + dev_err(smu->adev->dev, "Invalid clock type!\n"); + return -EINVAL; + } + + ret = smu->ppt_funcs->get_clock_by_type_with_latency(smu, clk_type, clocks); + } + + return ret; +} + +static int smu_display_clock_voltage_request(void *handle, + struct pp_display_clock_request *clock_req) +{ + struct smu_context *smu = handle; + int ret = 0; + + if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled) + return -EOPNOTSUPP; + + if (smu->ppt_funcs->display_clock_voltage_request) + ret = smu->ppt_funcs->display_clock_voltage_request(smu, clock_req); + + return ret; +} + + +static int smu_display_disable_memory_clock_switch(void *handle, + bool disable_memory_clock_switch) +{ + struct smu_context *smu = handle; + int ret = -EINVAL; + + if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled) + return -EOPNOTSUPP; + + if (smu->ppt_funcs->display_disable_memory_clock_switch) + ret = smu->ppt_funcs->display_disable_memory_clock_switch(smu, disable_memory_clock_switch); + + return ret; +} + +static int smu_set_xgmi_pstate(void *handle, + uint32_t pstate) +{ + struct smu_context *smu = handle; + int ret = 0; + + if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled) + return -EOPNOTSUPP; + + if (smu->ppt_funcs->set_xgmi_pstate) + ret = smu->ppt_funcs->set_xgmi_pstate(smu, pstate); + + if (ret) + dev_err(smu->adev->dev, "Failed to set XGMI pstate!\n"); + + return ret; +} + +static int smu_get_baco_capability(void *handle) +{ + struct smu_context *smu = handle; + + if (!smu->pm_enabled) + return false; + + if (!smu->ppt_funcs || !smu->ppt_funcs->get_bamaco_support) + return false; + + return smu->ppt_funcs->get_bamaco_support(smu); +} + +static int smu_baco_set_state(void *handle, int state) +{ + struct smu_context *smu = handle; + int ret = 0; + + if (!smu->pm_enabled) + return -EOPNOTSUPP; + + if (state == 0) { + if (smu->ppt_funcs->baco_exit) + ret = smu->ppt_funcs->baco_exit(smu); + } else if (state == 1) { + if (smu->ppt_funcs->baco_enter) + ret = smu->ppt_funcs->baco_enter(smu); + } else { + return -EINVAL; + } + + if (ret) + dev_err(smu->adev->dev, "Failed to %s BACO state!\n", + (state)?"enter":"exit"); + + return ret; +} + +bool smu_mode1_reset_is_support(struct smu_context *smu) +{ + bool ret = false; + + if (!smu->pm_enabled) + return false; + + if (smu->ppt_funcs && smu->ppt_funcs->mode1_reset_is_support) + ret = smu->ppt_funcs->mode1_reset_is_support(smu); + + return ret; +} + +bool smu_link_reset_is_support(struct smu_context *smu) +{ + if (!smu->pm_enabled) + return false; + + return smu_feature_cap_test(smu, SMU_FEATURE_CAP_ID__LINK_RESET); +} + +int smu_mode1_reset(struct smu_context *smu) +{ + int ret = 0; + + if (!smu->pm_enabled) + return -EOPNOTSUPP; + + if (smu->ppt_funcs->mode1_reset) + ret = smu->ppt_funcs->mode1_reset(smu); + + return ret; +} + +static int smu_mode2_reset(void *handle) +{ + struct smu_context *smu = handle; + int ret = 0; + + if (!smu->pm_enabled) + return -EOPNOTSUPP; + + if (smu->ppt_funcs->mode2_reset) + ret = smu->ppt_funcs->mode2_reset(smu); + + if (ret) + dev_err(smu->adev->dev, "Mode2 reset failed!\n"); + + return ret; +} + +int smu_link_reset(struct smu_context *smu) +{ + int ret = 0; + + if (!smu->pm_enabled) + return -EOPNOTSUPP; + + if (smu->ppt_funcs->link_reset) + ret = smu->ppt_funcs->link_reset(smu); + + return ret; +} + +static int smu_enable_gfx_features(void *handle) +{ + struct smu_context *smu = handle; + int ret = 0; + + if (!smu->pm_enabled) + return -EOPNOTSUPP; + + if (smu->ppt_funcs->enable_gfx_features) + ret = smu->ppt_funcs->enable_gfx_features(smu); + + if (ret) + dev_err(smu->adev->dev, "enable gfx features failed!\n"); + + return ret; +} + +static int smu_get_max_sustainable_clocks_by_dc(void *handle, + struct pp_smu_nv_clock_table *max_clocks) +{ + struct smu_context *smu = handle; + int ret = 0; + + if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled) + return -EOPNOTSUPP; + + if (smu->ppt_funcs->get_max_sustainable_clocks_by_dc) + ret = smu->ppt_funcs->get_max_sustainable_clocks_by_dc(smu, max_clocks); + + return ret; +} + +static int smu_get_uclk_dpm_states(void *handle, + unsigned int *clock_values_in_khz, + unsigned int *num_states) +{ + struct smu_context *smu = handle; + int ret = 0; + + if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled) + return -EOPNOTSUPP; + + if (smu->ppt_funcs->get_uclk_dpm_states) + ret = smu->ppt_funcs->get_uclk_dpm_states(smu, clock_values_in_khz, num_states); + + return ret; +} + +static enum amd_pm_state_type smu_get_current_power_state(void *handle) +{ + struct smu_context *smu = handle; + enum amd_pm_state_type pm_state = POWER_STATE_TYPE_DEFAULT; + + if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled) + return -EOPNOTSUPP; + + if (smu->ppt_funcs->get_current_power_state) + pm_state = smu->ppt_funcs->get_current_power_state(smu); + + return pm_state; +} + +static int smu_get_dpm_clock_table(void *handle, + struct dpm_clocks *clock_table) +{ + struct smu_context *smu = handle; + int ret = 0; + + if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled) + return -EOPNOTSUPP; + + if (smu->ppt_funcs->get_dpm_clock_table) + ret = smu->ppt_funcs->get_dpm_clock_table(smu, clock_table); + + return ret; +} + +static ssize_t smu_sys_get_gpu_metrics(void *handle, void **table) +{ + struct smu_context *smu = handle; + + if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled) + return -EOPNOTSUPP; + + if (!smu->ppt_funcs->get_gpu_metrics) + return -EOPNOTSUPP; + + return smu->ppt_funcs->get_gpu_metrics(smu, table); +} + +static ssize_t smu_sys_get_pm_metrics(void *handle, void *pm_metrics, + size_t size) +{ + struct smu_context *smu = handle; + + if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled) + return -EOPNOTSUPP; + + if (!smu->ppt_funcs->get_pm_metrics) + return -EOPNOTSUPP; + + return smu->ppt_funcs->get_pm_metrics(smu, pm_metrics, size); +} + +static int smu_enable_mgpu_fan_boost(void *handle) +{ + struct smu_context *smu = handle; + int ret = 0; + + if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled) + return -EOPNOTSUPP; + + if (smu->ppt_funcs->enable_mgpu_fan_boost) + ret = smu->ppt_funcs->enable_mgpu_fan_boost(smu); + + return ret; +} + +static int smu_gfx_state_change_set(void *handle, + uint32_t state) +{ + struct smu_context *smu = handle; + int ret = 0; + + if (smu->ppt_funcs->gfx_state_change_set) + ret = smu->ppt_funcs->gfx_state_change_set(smu, state); + + return ret; +} + +int smu_handle_passthrough_sbr(struct smu_context *smu, bool enable) +{ + int ret = 0; + + if (smu->ppt_funcs->smu_handle_passthrough_sbr) + ret = smu->ppt_funcs->smu_handle_passthrough_sbr(smu, enable); + + return ret; +} + +int smu_get_ecc_info(struct smu_context *smu, void *umc_ecc) +{ + int ret = -EOPNOTSUPP; + + if (smu->ppt_funcs && + smu->ppt_funcs->get_ecc_info) + ret = smu->ppt_funcs->get_ecc_info(smu, umc_ecc); + + return ret; + +} + +static int smu_get_prv_buffer_details(void *handle, void **addr, size_t *size) +{ + struct smu_context *smu = handle; + struct smu_table_context *smu_table = &smu->smu_table; + struct smu_table *memory_pool = &smu_table->memory_pool; + + if (!addr || !size) + return -EINVAL; + + *addr = NULL; + *size = 0; + if (memory_pool->bo) { + *addr = memory_pool->cpu_addr; + *size = memory_pool->size; + } + + return 0; +} + +static void smu_print_dpm_policy(struct smu_dpm_policy *policy, char *sysbuf, + size_t *size) +{ + size_t offset = *size; + int level; + + for_each_set_bit(level, &policy->level_mask, PP_POLICY_MAX_LEVELS) { + if (level == policy->current_level) + offset += sysfs_emit_at(sysbuf, offset, + "%d : %s*\n", level, + policy->desc->get_desc(policy, level)); + else + offset += sysfs_emit_at(sysbuf, offset, + "%d : %s\n", level, + policy->desc->get_desc(policy, level)); + } + + *size = offset; +} + +ssize_t smu_get_pm_policy_info(struct smu_context *smu, + enum pp_pm_policy p_type, char *sysbuf) +{ + struct smu_dpm_context *dpm_ctxt = &smu->smu_dpm; + struct smu_dpm_policy_ctxt *policy_ctxt; + struct smu_dpm_policy *dpm_policy; + size_t offset = 0; + + policy_ctxt = dpm_ctxt->dpm_policies; + if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled || !policy_ctxt || + !policy_ctxt->policy_mask) + return -EOPNOTSUPP; + + if (p_type == PP_PM_POLICY_NONE) + return -EINVAL; + + dpm_policy = smu_get_pm_policy(smu, p_type); + if (!dpm_policy || !dpm_policy->level_mask || !dpm_policy->desc) + return -ENOENT; + + if (!sysbuf) + return -EINVAL; + + smu_print_dpm_policy(dpm_policy, sysbuf, &offset); + + return offset; +} + +struct smu_dpm_policy *smu_get_pm_policy(struct smu_context *smu, + enum pp_pm_policy p_type) +{ + struct smu_dpm_context *dpm_ctxt = &smu->smu_dpm; + struct smu_dpm_policy_ctxt *policy_ctxt; + int i; + + policy_ctxt = dpm_ctxt->dpm_policies; + if (!policy_ctxt) + return NULL; + + for (i = 0; i < hweight32(policy_ctxt->policy_mask); ++i) { + if (policy_ctxt->policies[i].policy_type == p_type) + return &policy_ctxt->policies[i]; + } + + return NULL; +} + +int smu_set_pm_policy(struct smu_context *smu, enum pp_pm_policy p_type, + int level) +{ + struct smu_dpm_context *dpm_ctxt = &smu->smu_dpm; + struct smu_dpm_policy *dpm_policy = NULL; + struct smu_dpm_policy_ctxt *policy_ctxt; + int ret = -EOPNOTSUPP; + + policy_ctxt = dpm_ctxt->dpm_policies; + if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled || !policy_ctxt || + !policy_ctxt->policy_mask) + return ret; + + if (level < 0 || level >= PP_POLICY_MAX_LEVELS) + return -EINVAL; + + dpm_policy = smu_get_pm_policy(smu, p_type); + + if (!dpm_policy || !dpm_policy->level_mask || !dpm_policy->set_policy) + return ret; + + if (dpm_policy->current_level == level) + return 0; + + ret = dpm_policy->set_policy(smu, level); + + if (!ret) + dpm_policy->current_level = level; + + return ret; +} + +static ssize_t smu_sys_get_temp_metrics(void *handle, enum smu_temp_metric_type type, void *table) +{ + struct smu_context *smu = handle; + struct smu_table_context *smu_table = &smu->smu_table; + struct smu_table *tables = smu_table->tables; + enum smu_table_id table_id; + + if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled) + return -EOPNOTSUPP; + + if (!smu->smu_temp.temp_funcs || !smu->smu_temp.temp_funcs->get_temp_metrics) + return -EOPNOTSUPP; + + table_id = smu_metrics_get_temp_table_id(type); + + if (table_id == SMU_TABLE_COUNT) + return -EINVAL; + + /* If the request is to get size alone, return the cached table size */ + if (!table && tables[table_id].cache.size) + return tables[table_id].cache.size; + + if (smu_table_cache_is_valid(&tables[table_id])) { + memcpy(table, tables[table_id].cache.buffer, + tables[table_id].cache.size); + return tables[table_id].cache.size; + } + + return smu->smu_temp.temp_funcs->get_temp_metrics(smu, type, table); +} + +static bool smu_temp_metrics_is_supported(void *handle, enum smu_temp_metric_type type) +{ + struct smu_context *smu = handle; + bool ret = false; + + if (!smu->pm_enabled) + return false; + + if (smu->smu_temp.temp_funcs && smu->smu_temp.temp_funcs->temp_metrics_is_supported) + ret = smu->smu_temp.temp_funcs->temp_metrics_is_supported(smu, type); + + return ret; +} + +static ssize_t smu_sys_get_xcp_metrics(void *handle, int xcp_id, void *table) +{ + struct smu_context *smu = handle; + + if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled) + return -EOPNOTSUPP; + + if (!smu->adev->xcp_mgr || !smu->ppt_funcs->get_xcp_metrics) + return -EOPNOTSUPP; + + return smu->ppt_funcs->get_xcp_metrics(smu, xcp_id, table); +} + +static const struct amd_pm_funcs swsmu_pm_funcs = { + /* export for sysfs */ + .set_fan_control_mode = smu_set_fan_control_mode, + .get_fan_control_mode = smu_get_fan_control_mode, + .set_fan_speed_pwm = smu_set_fan_speed_pwm, + .get_fan_speed_pwm = smu_get_fan_speed_pwm, + .force_clock_level = smu_force_ppclk_levels, + .print_clock_levels = smu_print_ppclk_levels, + .emit_clock_levels = smu_emit_ppclk_levels, + .force_performance_level = smu_force_performance_level, + .read_sensor = smu_read_sensor, + .get_apu_thermal_limit = smu_get_apu_thermal_limit, + .set_apu_thermal_limit = smu_set_apu_thermal_limit, + .get_performance_level = smu_get_performance_level, + .get_current_power_state = smu_get_current_power_state, + .get_fan_speed_rpm = smu_get_fan_speed_rpm, + .set_fan_speed_rpm = smu_set_fan_speed_rpm, + .get_pp_num_states = smu_get_power_num_states, + .get_pp_table = smu_sys_get_pp_table, + .set_pp_table = smu_sys_set_pp_table, + .switch_power_profile = smu_switch_power_profile, + .pause_power_profile = smu_pause_power_profile, + /* export to amdgpu */ + .dispatch_tasks = smu_handle_dpm_task, + .load_firmware = smu_load_microcode, + .set_powergating_by_smu = smu_dpm_set_power_gate, + .set_power_limit = smu_set_power_limit, + .get_power_limit = smu_get_power_limit, + .get_power_profile_mode = smu_get_power_profile_mode, + .set_power_profile_mode = smu_set_power_profile_mode, + .odn_edit_dpm_table = smu_od_edit_dpm_table, + .set_mp1_state = smu_set_mp1_state, + .gfx_state_change_set = smu_gfx_state_change_set, + /* export to DC */ + .get_sclk = smu_get_sclk, + .get_mclk = smu_get_mclk, + .display_configuration_change = smu_display_configuration_change, + .get_clock_by_type_with_latency = smu_get_clock_by_type_with_latency, + .display_clock_voltage_request = smu_display_clock_voltage_request, + .enable_mgpu_fan_boost = smu_enable_mgpu_fan_boost, + .set_active_display_count = smu_set_display_count, + .set_min_deep_sleep_dcefclk = smu_set_deep_sleep_dcefclk, + .get_asic_baco_capability = smu_get_baco_capability, + .set_asic_baco_state = smu_baco_set_state, + .get_ppfeature_status = smu_sys_get_pp_feature_mask, + .set_ppfeature_status = smu_sys_set_pp_feature_mask, + .asic_reset_mode_2 = smu_mode2_reset, + .asic_reset_enable_gfx_features = smu_enable_gfx_features, + .set_df_cstate = smu_set_df_cstate, + .set_xgmi_pstate = smu_set_xgmi_pstate, + .get_gpu_metrics = smu_sys_get_gpu_metrics, + .get_pm_metrics = smu_sys_get_pm_metrics, + .set_watermarks_for_clock_ranges = smu_set_watermarks_for_clock_ranges, + .display_disable_memory_clock_switch = smu_display_disable_memory_clock_switch, + .get_max_sustainable_clocks_by_dc = smu_get_max_sustainable_clocks_by_dc, + .get_uclk_dpm_states = smu_get_uclk_dpm_states, + .get_dpm_clock_table = smu_get_dpm_clock_table, + .get_smu_prv_buf_details = smu_get_prv_buffer_details, + .get_xcp_metrics = smu_sys_get_xcp_metrics, + .get_temp_metrics = smu_sys_get_temp_metrics, + .temp_metrics_is_supported = smu_temp_metrics_is_supported, +}; + +int smu_wait_for_event(struct smu_context *smu, enum smu_event_type event, + uint64_t event_arg) +{ + int ret = -EINVAL; + + if (smu->ppt_funcs->wait_for_event) + ret = smu->ppt_funcs->wait_for_event(smu, event, event_arg); + + return ret; +} + +int smu_stb_collect_info(struct smu_context *smu, void *buf, uint32_t size) +{ + + if (!smu->ppt_funcs->stb_collect_info || !smu->stb_context.enabled) + return -EOPNOTSUPP; + + /* Confirm the buffer allocated is of correct size */ + if (size != smu->stb_context.stb_buf_size) + return -EINVAL; + + /* + * No need to lock smu mutex as we access STB directly through MMIO + * and not going through SMU messaging route (for now at least). + * For registers access rely on implementation internal locking. + */ + return smu->ppt_funcs->stb_collect_info(smu, buf, size); +} + +#if defined(CONFIG_DEBUG_FS) + +static int smu_stb_debugfs_open(struct inode *inode, struct file *filp) +{ + struct amdgpu_device *adev = filp->f_inode->i_private; + struct smu_context *smu = adev->powerplay.pp_handle; + unsigned char *buf; + int r; + + buf = kvmalloc_array(smu->stb_context.stb_buf_size, sizeof(*buf), GFP_KERNEL); + if (!buf) + return -ENOMEM; + + r = smu_stb_collect_info(smu, buf, smu->stb_context.stb_buf_size); + if (r) + goto out; + + filp->private_data = buf; + + return 0; + +out: + kvfree(buf); + return r; +} + +static ssize_t smu_stb_debugfs_read(struct file *filp, char __user *buf, size_t size, + loff_t *pos) +{ + struct amdgpu_device *adev = filp->f_inode->i_private; + struct smu_context *smu = adev->powerplay.pp_handle; + + + if (!filp->private_data) + return -EINVAL; + + return simple_read_from_buffer(buf, + size, + pos, filp->private_data, + smu->stb_context.stb_buf_size); +} + +static int smu_stb_debugfs_release(struct inode *inode, struct file *filp) +{ + kvfree(filp->private_data); + filp->private_data = NULL; + + return 0; +} + +/* + * We have to define not only read method but also + * open and release because .read takes up to PAGE_SIZE + * data each time so and so is invoked multiple times. + * We allocate the STB buffer in .open and release it + * in .release + */ +static const struct file_operations smu_stb_debugfs_fops = { + .owner = THIS_MODULE, + .open = smu_stb_debugfs_open, + .read = smu_stb_debugfs_read, + .release = smu_stb_debugfs_release, + .llseek = default_llseek, +}; + +#endif + +void amdgpu_smu_stb_debug_fs_init(struct amdgpu_device *adev) +{ +#if defined(CONFIG_DEBUG_FS) + + struct smu_context *smu = adev->powerplay.pp_handle; + + if (!smu || (!smu->stb_context.stb_buf_size)) + return; + + debugfs_create_file_size("amdgpu_smu_stb_dump", + S_IRUSR, + adev_to_drm(adev)->primary->debugfs_root, + adev, + &smu_stb_debugfs_fops, + smu->stb_context.stb_buf_size); +#endif +} + +int smu_send_hbm_bad_pages_num(struct smu_context *smu, uint32_t size) +{ + int ret = 0; + + if (smu->ppt_funcs && smu->ppt_funcs->send_hbm_bad_pages_num) + ret = smu->ppt_funcs->send_hbm_bad_pages_num(smu, size); + + return ret; +} + +int smu_send_hbm_bad_channel_flag(struct smu_context *smu, uint32_t size) +{ + int ret = 0; + + if (smu->ppt_funcs && smu->ppt_funcs->send_hbm_bad_channel_flag) + ret = smu->ppt_funcs->send_hbm_bad_channel_flag(smu, size); + + return ret; +} + +int smu_send_rma_reason(struct smu_context *smu) +{ + int ret = 0; + + if (smu->ppt_funcs && smu->ppt_funcs->send_rma_reason) + ret = smu->ppt_funcs->send_rma_reason(smu); + + return ret; +} + +/** + * smu_reset_sdma_is_supported - Check if SDMA reset is supported by SMU + * @smu: smu_context pointer + * + * This function checks if the SMU supports resetting the SDMA engine. + * It returns true if supported, false otherwise. + */ +bool smu_reset_sdma_is_supported(struct smu_context *smu) +{ + return smu_feature_cap_test(smu, SMU_FEATURE_CAP_ID__SDMA_RESET); +} + +int smu_reset_sdma(struct smu_context *smu, uint32_t inst_mask) +{ + int ret = 0; + + if (smu->ppt_funcs && smu->ppt_funcs->reset_sdma) + ret = smu->ppt_funcs->reset_sdma(smu, inst_mask); + + return ret; +} + +bool smu_reset_vcn_is_supported(struct smu_context *smu) +{ + return smu_feature_cap_test(smu, SMU_FEATURE_CAP_ID__VCN_RESET); +} + +int smu_reset_vcn(struct smu_context *smu, uint32_t inst_mask) +{ + if (smu->ppt_funcs && smu->ppt_funcs->dpm_reset_vcn) + smu->ppt_funcs->dpm_reset_vcn(smu, inst_mask); + + return 0; +} |