| /* | |
| * Copyright 2011 Advanced Micro Devices, Inc. | |
| * | |
| * Permission is hereby granted, free of charge, to any person obtaining a | |
| * copy of this software and associated documentation files (the "Software"), | |
| * to deal in the Software without restriction, including without limitation | |
| * the rights to use, copy, modify, merge, publish, distribute, sublicense, | |
| * and/or sell copies of the Software, and to permit persons to whom the | |
| * Software is furnished to do so, subject to the following conditions: | |
| * | |
| * The above copyright notice and this permission notice shall be included in | |
| * all copies or substantial portions of the Software. | |
| * | |
| * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR | |
| * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | |
| * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL | |
| * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR | |
| * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, | |
| * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR | |
| * OTHER DEALINGS IN THE SOFTWARE. | |
| * | |
| * Authors: Alex Deucher | |
| */ | |
| #include "amdgpu.h" | |
| #include "amdgpu_atombios.h" | |
| #include "amdgpu_i2c.h" | |
| #include "amdgpu_dpm.h" | |
| #include "atom.h" | |
| #include "amd_pcie.h" | |
| #include "amdgpu_display.h" | |
| #include "hwmgr.h" | |
| #include <linux/power_supply.h> | |
| #include "amdgpu_smu.h" | |
| #define amdgpu_dpm_notify_ac_dc(adev) \ | |
| ((adev)->powerplay.pp_funcs->notify_ac_dc((adev)->powerplay.pp_handle)) | |
| #define amdgpu_dpm_is_legacy_dpm(adev) ((adev)->powerplay.pp_handle == (adev)) | |
| int amdgpu_dpm_get_sclk(struct amdgpu_device *adev, bool low) | |
| { | |
| const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; | |
| int ret = 0; | |
| if (!pp_funcs->get_sclk) | |
| return 0; | |
| mutex_lock(&adev->pm.mutex); | |
| ret = pp_funcs->get_sclk((adev)->powerplay.pp_handle, | |
| low); | |
| mutex_unlock(&adev->pm.mutex); | |
| return ret; | |
| } | |
| int amdgpu_dpm_get_mclk(struct amdgpu_device *adev, bool low) | |
| { | |
| const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; | |
| int ret = 0; | |
| if (!pp_funcs->get_mclk) | |
| return 0; | |
| mutex_lock(&adev->pm.mutex); | |
| ret = pp_funcs->get_mclk((adev)->powerplay.pp_handle, | |
| low); | |
| mutex_unlock(&adev->pm.mutex); | |
| return ret; | |
| } | |
| int amdgpu_dpm_set_powergating_by_smu(struct amdgpu_device *adev, | |
| uint32_t block_type, | |
| bool gate, | |
| int inst) | |
| { | |
| int ret = 0; | |
| const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; | |
| enum ip_power_state pwr_state = gate ? POWER_STATE_OFF : POWER_STATE_ON; | |
| bool is_vcn = block_type == AMD_IP_BLOCK_TYPE_VCN; | |
| mutex_lock(&adev->pm.mutex); | |
| if (atomic_read(&adev->pm.pwr_state[block_type]) == pwr_state && | |
| (!is_vcn || adev->vcn.num_vcn_inst == 1)) { | |
| dev_dbg(adev->dev, "IP block%d already in the target %s state!", | |
| block_type, gate ? "gate" : "ungate"); | |
| goto out_unlock; | |
| } | |
| switch (block_type) { | |
| case AMD_IP_BLOCK_TYPE_UVD: | |
| case AMD_IP_BLOCK_TYPE_VCE: | |
| case AMD_IP_BLOCK_TYPE_GFX: | |
| case AMD_IP_BLOCK_TYPE_SDMA: | |
| case AMD_IP_BLOCK_TYPE_JPEG: | |
| case AMD_IP_BLOCK_TYPE_GMC: | |
| case AMD_IP_BLOCK_TYPE_ACP: | |
| case AMD_IP_BLOCK_TYPE_VPE: | |
| case AMD_IP_BLOCK_TYPE_ISP: | |
| if (pp_funcs && pp_funcs->set_powergating_by_smu) | |
| ret = (pp_funcs->set_powergating_by_smu( | |
| (adev)->powerplay.pp_handle, block_type, gate, 0)); | |
| break; | |
| case AMD_IP_BLOCK_TYPE_VCN: | |
| if (pp_funcs && pp_funcs->set_powergating_by_smu) | |
| ret = (pp_funcs->set_powergating_by_smu( | |
| (adev)->powerplay.pp_handle, block_type, gate, inst)); | |
| break; | |
| default: | |
| break; | |
| } | |
| if (!ret) | |
| atomic_set(&adev->pm.pwr_state[block_type], pwr_state); | |
| out_unlock: | |
| mutex_unlock(&adev->pm.mutex); | |
| return ret; | |
| } | |
| int amdgpu_dpm_set_gfx_power_up_by_imu(struct amdgpu_device *adev) | |
| { | |
| struct smu_context *smu = adev->powerplay.pp_handle; | |
| int ret = -EOPNOTSUPP; | |
| mutex_lock(&adev->pm.mutex); | |
| ret = smu_set_gfx_power_up_by_imu(smu); | |
| mutex_unlock(&adev->pm.mutex); | |
| msleep(10); | |
| return ret; | |
| } | |
| int amdgpu_dpm_baco_enter(struct amdgpu_device *adev) | |
| { | |
| const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; | |
| void *pp_handle = adev->powerplay.pp_handle; | |
| int ret = 0; | |
| if (!pp_funcs || !pp_funcs->set_asic_baco_state) | |
| return -ENOENT; | |
| mutex_lock(&adev->pm.mutex); | |
| /* enter BACO state */ | |
| ret = pp_funcs->set_asic_baco_state(pp_handle, 1); | |
| mutex_unlock(&adev->pm.mutex); | |
| return ret; | |
| } | |
| int amdgpu_dpm_baco_exit(struct amdgpu_device *adev) | |
| { | |
| const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; | |
| void *pp_handle = adev->powerplay.pp_handle; | |
| int ret = 0; | |
| if (!pp_funcs || !pp_funcs->set_asic_baco_state) | |
| return -ENOENT; | |
| mutex_lock(&adev->pm.mutex); | |
| /* exit BACO state */ | |
| ret = pp_funcs->set_asic_baco_state(pp_handle, 0); | |
| mutex_unlock(&adev->pm.mutex); | |
| return ret; | |
| } | |
| int amdgpu_dpm_set_mp1_state(struct amdgpu_device *adev, | |
| enum pp_mp1_state mp1_state) | |
| { | |
| int ret = 0; | |
| const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; | |
| if (mp1_state == PP_MP1_STATE_FLR) { | |
| /* VF lost access to SMU */ | |
| if (amdgpu_sriov_vf(adev)) | |
| adev->pm.dpm_enabled = false; | |
| } else if (pp_funcs && pp_funcs->set_mp1_state) { | |
| mutex_lock(&adev->pm.mutex); | |
| ret = pp_funcs->set_mp1_state( | |
| adev->powerplay.pp_handle, | |
| mp1_state); | |
| mutex_unlock(&adev->pm.mutex); | |
| } | |
| return ret; | |
| } | |
| int amdgpu_dpm_is_baco_supported(struct amdgpu_device *adev) | |
| { | |
| const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; | |
| void *pp_handle = adev->powerplay.pp_handle; | |
| int ret; | |
| if (!pp_funcs || !pp_funcs->get_asic_baco_capability) | |
| return 0; | |
| /* Don't use baco for reset in S3. | |
| * This is a workaround for some platforms | |
| * where entering BACO during suspend | |
| * seems to cause reboots or hangs. | |
| * This might be related to the fact that BACO controls | |
| * power to the whole GPU including devices like audio and USB. | |
| * Powering down/up everything may adversely affect these other | |
| * devices. Needs more investigation. | |
| */ | |
| if (adev->in_s3) | |
| return 0; | |
| mutex_lock(&adev->pm.mutex); | |
| ret = pp_funcs->get_asic_baco_capability(pp_handle); | |
| mutex_unlock(&adev->pm.mutex); | |
| return ret; | |
| } | |
| int amdgpu_dpm_mode2_reset(struct amdgpu_device *adev) | |
| { | |
| const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; | |
| void *pp_handle = adev->powerplay.pp_handle; | |
| int ret = 0; | |
| if (!pp_funcs || !pp_funcs->asic_reset_mode_2) | |
| return -ENOENT; | |
| mutex_lock(&adev->pm.mutex); | |
| ret = pp_funcs->asic_reset_mode_2(pp_handle); | |
| mutex_unlock(&adev->pm.mutex); | |
| return ret; | |
| } | |
| int amdgpu_dpm_enable_gfx_features(struct amdgpu_device *adev) | |
| { | |
| const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; | |
| void *pp_handle = adev->powerplay.pp_handle; | |
| int ret = 0; | |
| if (!pp_funcs || !pp_funcs->asic_reset_enable_gfx_features) | |
| return -ENOENT; | |
| mutex_lock(&adev->pm.mutex); | |
| ret = pp_funcs->asic_reset_enable_gfx_features(pp_handle); | |
| mutex_unlock(&adev->pm.mutex); | |
| return ret; | |
| } | |
| int amdgpu_dpm_baco_reset(struct amdgpu_device *adev) | |
| { | |
| const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; | |
| void *pp_handle = adev->powerplay.pp_handle; | |
| int ret = 0; | |
| if (!pp_funcs || !pp_funcs->set_asic_baco_state) | |
| return -ENOENT; | |
| mutex_lock(&adev->pm.mutex); | |
| /* enter BACO state */ | |
| ret = pp_funcs->set_asic_baco_state(pp_handle, 1); | |
| if (ret) | |
| goto out; | |
| /* exit BACO state */ | |
| ret = pp_funcs->set_asic_baco_state(pp_handle, 0); | |
| out: | |
| mutex_unlock(&adev->pm.mutex); | |
| return ret; | |
| } | |
| bool amdgpu_dpm_is_mode1_reset_supported(struct amdgpu_device *adev) | |
| { | |
| struct smu_context *smu = adev->powerplay.pp_handle; | |
| bool support_mode1_reset = false; | |
| if (is_support_sw_smu(adev)) { | |
| mutex_lock(&adev->pm.mutex); | |
| support_mode1_reset = smu_mode1_reset_is_support(smu); | |
| mutex_unlock(&adev->pm.mutex); | |
| } | |
| return support_mode1_reset; | |
| } | |
| int amdgpu_dpm_mode1_reset(struct amdgpu_device *adev) | |
| { | |
| struct smu_context *smu = adev->powerplay.pp_handle; | |
| int ret = -EOPNOTSUPP; | |
| if (is_support_sw_smu(adev)) { | |
| mutex_lock(&adev->pm.mutex); | |
| ret = smu_mode1_reset(smu); | |
| mutex_unlock(&adev->pm.mutex); | |
| } | |
| return ret; | |
| } | |
| bool amdgpu_dpm_is_link_reset_supported(struct amdgpu_device *adev) | |
| { | |
| struct smu_context *smu = adev->powerplay.pp_handle; | |
| bool support_link_reset = false; | |
| if (is_support_sw_smu(adev)) { | |
| mutex_lock(&adev->pm.mutex); | |
| support_link_reset = smu_link_reset_is_support(smu); | |
| mutex_unlock(&adev->pm.mutex); | |
| } | |
| return support_link_reset; | |
| } | |
| int amdgpu_dpm_link_reset(struct amdgpu_device *adev) | |
| { | |
| struct smu_context *smu = adev->powerplay.pp_handle; | |
| int ret = -EOPNOTSUPP; | |
| if (is_support_sw_smu(adev)) { | |
| mutex_lock(&adev->pm.mutex); | |
| ret = smu_link_reset(smu); | |
| mutex_unlock(&adev->pm.mutex); | |
| } | |
| return ret; | |
| } | |
| int amdgpu_dpm_switch_power_profile(struct amdgpu_device *adev, | |
| enum PP_SMC_POWER_PROFILE type, | |
| bool en) | |
| { | |
| const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; | |
| int ret = 0; | |
| if (amdgpu_sriov_vf(adev)) | |
| return 0; | |
| if (pp_funcs && pp_funcs->switch_power_profile) { | |
| mutex_lock(&adev->pm.mutex); | |
| ret = pp_funcs->switch_power_profile( | |
| adev->powerplay.pp_handle, type, en); | |
| mutex_unlock(&adev->pm.mutex); | |
| } | |
| return ret; | |
| } | |
| int amdgpu_dpm_pause_power_profile(struct amdgpu_device *adev, | |
| bool pause) | |
| { | |
| const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; | |
| int ret = 0; | |
| if (amdgpu_sriov_vf(adev)) | |
| return 0; | |
| if (pp_funcs && pp_funcs->pause_power_profile) { | |
| mutex_lock(&adev->pm.mutex); | |
| ret = pp_funcs->pause_power_profile( | |
| adev->powerplay.pp_handle, pause); | |
| mutex_unlock(&adev->pm.mutex); | |
| } | |
| return ret; | |
| } | |
| int amdgpu_dpm_set_xgmi_pstate(struct amdgpu_device *adev, | |
| uint32_t pstate) | |
| { | |
| const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; | |
| int ret = 0; | |
| if (pp_funcs && pp_funcs->set_xgmi_pstate) { | |
| mutex_lock(&adev->pm.mutex); | |
| ret = pp_funcs->set_xgmi_pstate(adev->powerplay.pp_handle, | |
| pstate); | |
| mutex_unlock(&adev->pm.mutex); | |
| } | |
| return ret; | |
| } | |
| int amdgpu_dpm_set_df_cstate(struct amdgpu_device *adev, | |
| uint32_t cstate) | |
| { | |
| int ret = 0; | |
| const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; | |
| void *pp_handle = adev->powerplay.pp_handle; | |
| if (pp_funcs && pp_funcs->set_df_cstate) { | |
| mutex_lock(&adev->pm.mutex); | |
| ret = pp_funcs->set_df_cstate(pp_handle, cstate); | |
| mutex_unlock(&adev->pm.mutex); | |
| } | |
| return ret; | |
| } | |
| ssize_t amdgpu_dpm_get_pm_policy_info(struct amdgpu_device *adev, | |
| enum pp_pm_policy p_type, char *buf) | |
| { | |
| struct smu_context *smu = adev->powerplay.pp_handle; | |
| int ret = -EOPNOTSUPP; | |
| if (is_support_sw_smu(adev)) { | |
| mutex_lock(&adev->pm.mutex); | |
| ret = smu_get_pm_policy_info(smu, p_type, buf); | |
| mutex_unlock(&adev->pm.mutex); | |
| } | |
| return ret; | |
| } | |
| int amdgpu_dpm_set_pm_policy(struct amdgpu_device *adev, int policy_type, | |
| int policy_level) | |
| { | |
| struct smu_context *smu = adev->powerplay.pp_handle; | |
| int ret = -EOPNOTSUPP; | |
| if (is_support_sw_smu(adev)) { | |
| mutex_lock(&adev->pm.mutex); | |
| ret = smu_set_pm_policy(smu, policy_type, policy_level); | |
| mutex_unlock(&adev->pm.mutex); | |
| } | |
| return ret; | |
| } | |
| int amdgpu_dpm_enable_mgpu_fan_boost(struct amdgpu_device *adev) | |
| { | |
| void *pp_handle = adev->powerplay.pp_handle; | |
| const struct amd_pm_funcs *pp_funcs = | |
| adev->powerplay.pp_funcs; | |
| int ret = 0; | |
| if (pp_funcs && pp_funcs->enable_mgpu_fan_boost) { | |
| mutex_lock(&adev->pm.mutex); | |
| ret = pp_funcs->enable_mgpu_fan_boost(pp_handle); | |
| mutex_unlock(&adev->pm.mutex); | |
| } | |
| return ret; | |
| } | |
| int amdgpu_dpm_set_clockgating_by_smu(struct amdgpu_device *adev, | |
| uint32_t msg_id) | |
| { | |
| void *pp_handle = adev->powerplay.pp_handle; | |
| const struct amd_pm_funcs *pp_funcs = | |
| adev->powerplay.pp_funcs; | |
| int ret = 0; | |
| if (pp_funcs && pp_funcs->set_clockgating_by_smu) { | |
| mutex_lock(&adev->pm.mutex); | |
| ret = pp_funcs->set_clockgating_by_smu(pp_handle, | |
| msg_id); | |
| mutex_unlock(&adev->pm.mutex); | |
| } | |
| return ret; | |
| } | |
| int amdgpu_dpm_smu_i2c_bus_access(struct amdgpu_device *adev, | |
| bool acquire) | |
| { | |
| void *pp_handle = adev->powerplay.pp_handle; | |
| const struct amd_pm_funcs *pp_funcs = | |
| adev->powerplay.pp_funcs; | |
| int ret = -EOPNOTSUPP; | |
| if (pp_funcs && pp_funcs->smu_i2c_bus_access) { | |
| mutex_lock(&adev->pm.mutex); | |
| ret = pp_funcs->smu_i2c_bus_access(pp_handle, | |
| acquire); | |
| mutex_unlock(&adev->pm.mutex); | |
| } | |
| return ret; | |
| } | |
| void amdgpu_pm_acpi_event_handler(struct amdgpu_device *adev) | |
| { | |
| if (adev->pm.dpm_enabled) { | |
| mutex_lock(&adev->pm.mutex); | |
| if (power_supply_is_system_supplied() > 0) | |
| adev->pm.ac_power = true; | |
| else | |
| adev->pm.ac_power = false; | |
| if (adev->powerplay.pp_funcs && | |
| adev->powerplay.pp_funcs->notify_ac_dc) | |
| amdgpu_dpm_notify_ac_dc(adev); | |
| if (is_support_sw_smu(adev)) | |
| smu_set_ac_dc(adev->powerplay.pp_handle, true); | |
| mutex_unlock(&adev->pm.mutex); | |
| } | |
| } | |
| int amdgpu_dpm_read_sensor(struct amdgpu_device *adev, enum amd_pp_sensors sensor, | |
| void *data, uint32_t *size) | |
| { | |
| const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; | |
| int ret = -EINVAL; | |
| if (!data || !size) | |
| return -EINVAL; | |
| if (pp_funcs && pp_funcs->read_sensor) { | |
| mutex_lock(&adev->pm.mutex); | |
| ret = pp_funcs->read_sensor(adev->powerplay.pp_handle, | |
| sensor, | |
| data, | |
| size); | |
| mutex_unlock(&adev->pm.mutex); | |
| } | |
| return ret; | |
| } | |
| int amdgpu_dpm_get_apu_thermal_limit(struct amdgpu_device *adev, uint32_t *limit) | |
| { | |
| const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; | |
| int ret = -EOPNOTSUPP; | |
| if (pp_funcs && pp_funcs->get_apu_thermal_limit) { | |
| mutex_lock(&adev->pm.mutex); | |
| ret = pp_funcs->get_apu_thermal_limit(adev->powerplay.pp_handle, limit); | |
| mutex_unlock(&adev->pm.mutex); | |
| } | |
| return ret; | |
| } | |
| int amdgpu_dpm_set_apu_thermal_limit(struct amdgpu_device *adev, uint32_t limit) | |
| { | |
| const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; | |
| int ret = -EOPNOTSUPP; | |
| if (pp_funcs && pp_funcs->set_apu_thermal_limit) { | |
| mutex_lock(&adev->pm.mutex); | |
| ret = pp_funcs->set_apu_thermal_limit(adev->powerplay.pp_handle, limit); | |
| mutex_unlock(&adev->pm.mutex); | |
| } | |
| return ret; | |
| } | |
| void amdgpu_dpm_compute_clocks(struct amdgpu_device *adev) | |
| { | |
| const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; | |
| int i; | |
| if (!adev->pm.dpm_enabled) | |
| return; | |
| if (!pp_funcs->pm_compute_clocks) | |
| return; | |
| if (adev->mode_info.num_crtc) | |
| amdgpu_display_bandwidth_update(adev); | |
| for (i = 0; i < AMDGPU_MAX_RINGS; i++) { | |
| struct amdgpu_ring *ring = adev->rings[i]; | |
| if (ring && ring->sched.ready) | |
| amdgpu_fence_wait_empty(ring); | |
| } | |
| mutex_lock(&adev->pm.mutex); | |
| pp_funcs->pm_compute_clocks(adev->powerplay.pp_handle); | |
| mutex_unlock(&adev->pm.mutex); | |
| } | |
| void amdgpu_dpm_enable_uvd(struct amdgpu_device *adev, bool enable) | |
| { | |
| int ret = 0; | |
| if (adev->family == AMDGPU_FAMILY_SI) { | |
| mutex_lock(&adev->pm.mutex); | |
| if (enable) { | |
| adev->pm.dpm.uvd_active = true; | |
| adev->pm.dpm.state = POWER_STATE_TYPE_INTERNAL_UVD; | |
| } else { | |
| adev->pm.dpm.uvd_active = false; | |
| } | |
| mutex_unlock(&adev->pm.mutex); | |
| amdgpu_dpm_compute_clocks(adev); | |
| return; | |
| } | |
| ret = amdgpu_dpm_set_powergating_by_smu(adev, AMD_IP_BLOCK_TYPE_UVD, !enable, 0); | |
| if (ret) | |
| drm_err(adev_to_drm(adev), "DPM %s uvd failed, ret = %d.\n", | |
| enable ? "enable" : "disable", ret); | |
| } | |
| void amdgpu_dpm_enable_vcn(struct amdgpu_device *adev, bool enable, int inst) | |
| { | |
| int ret = 0; | |
| ret = amdgpu_dpm_set_powergating_by_smu(adev, AMD_IP_BLOCK_TYPE_VCN, !enable, inst); | |
| if (ret) | |
| drm_err(adev_to_drm(adev), "DPM %s vcn failed, ret = %d.\n", | |
| enable ? "enable" : "disable", ret); | |
| } | |
| void amdgpu_dpm_enable_vce(struct amdgpu_device *adev, bool enable) | |
| { | |
| int ret = 0; | |
| if (adev->family == AMDGPU_FAMILY_SI) { | |
| mutex_lock(&adev->pm.mutex); | |
| if (enable) { | |
| adev->pm.dpm.vce_active = true; | |
| /* XXX select vce level based on ring/task */ | |
| adev->pm.dpm.vce_level = AMD_VCE_LEVEL_AC_ALL; | |
| } else { | |
| adev->pm.dpm.vce_active = false; | |
| } | |
| mutex_unlock(&adev->pm.mutex); | |
| amdgpu_dpm_compute_clocks(adev); | |
| return; | |
| } | |
| ret = amdgpu_dpm_set_powergating_by_smu(adev, AMD_IP_BLOCK_TYPE_VCE, !enable, 0); | |
| if (ret) | |
| drm_err(adev_to_drm(adev), "DPM %s vce failed, ret = %d.\n", | |
| enable ? "enable" : "disable", ret); | |
| } | |
| void amdgpu_dpm_enable_jpeg(struct amdgpu_device *adev, bool enable) | |
| { | |
| int ret = 0; | |
| ret = amdgpu_dpm_set_powergating_by_smu(adev, AMD_IP_BLOCK_TYPE_JPEG, !enable, 0); | |
| if (ret) | |
| drm_err(adev_to_drm(adev), "Dpm %s jpeg failed, ret = %d.\n", | |
| enable ? "enable" : "disable", ret); | |
| } | |
| void amdgpu_dpm_enable_vpe(struct amdgpu_device *adev, bool enable) | |
| { | |
| int ret = 0; | |
| ret = amdgpu_dpm_set_powergating_by_smu(adev, AMD_IP_BLOCK_TYPE_VPE, !enable, 0); | |
| if (ret) | |
| drm_err(adev_to_drm(adev), "DPM %s vpe failed, ret = %d.\n", | |
| enable ? "enable" : "disable", ret); | |
| } | |
| int amdgpu_pm_load_smu_firmware(struct amdgpu_device *adev, uint32_t *smu_version) | |
| { | |
| const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; | |
| int r = 0; | |
| if (!pp_funcs || !pp_funcs->load_firmware || | |
| (is_support_sw_smu(adev) && (adev->flags & AMD_IS_APU))) | |
| return 0; | |
| mutex_lock(&adev->pm.mutex); | |
| r = pp_funcs->load_firmware(adev->powerplay.pp_handle); | |
| if (r) { | |
| pr_err("smu firmware loading failed\n"); | |
| goto out; | |
| } | |
| if (smu_version) | |
| *smu_version = adev->pm.fw_version; | |
| out: | |
| mutex_unlock(&adev->pm.mutex); | |
| return r; | |
| } | |
| int amdgpu_dpm_handle_passthrough_sbr(struct amdgpu_device *adev, bool enable) | |
| { | |
| int ret = 0; | |
| if (is_support_sw_smu(adev)) { | |
| mutex_lock(&adev->pm.mutex); | |
| ret = smu_handle_passthrough_sbr(adev->powerplay.pp_handle, | |
| enable); | |
| mutex_unlock(&adev->pm.mutex); | |
| } | |
| return ret; | |
| } | |
| int amdgpu_dpm_send_hbm_bad_pages_num(struct amdgpu_device *adev, uint32_t size) | |
| { | |
| struct smu_context *smu = adev->powerplay.pp_handle; | |
| int ret = 0; | |
| if (!is_support_sw_smu(adev)) | |
| return -EOPNOTSUPP; | |
| mutex_lock(&adev->pm.mutex); | |
| ret = smu_send_hbm_bad_pages_num(smu, size); | |
| mutex_unlock(&adev->pm.mutex); | |
| return ret; | |
| } | |
| int amdgpu_dpm_send_hbm_bad_channel_flag(struct amdgpu_device *adev, uint32_t size) | |
| { | |
| struct smu_context *smu = adev->powerplay.pp_handle; | |
| int ret = 0; | |
| if (!is_support_sw_smu(adev)) | |
| return -EOPNOTSUPP; | |
| mutex_lock(&adev->pm.mutex); | |
| ret = smu_send_hbm_bad_channel_flag(smu, size); | |
| mutex_unlock(&adev->pm.mutex); | |
| return ret; | |
| } | |
| int amdgpu_dpm_send_rma_reason(struct amdgpu_device *adev) | |
| { | |
| struct smu_context *smu = adev->powerplay.pp_handle; | |
| int ret; | |
| if (!is_support_sw_smu(adev)) | |
| return -EOPNOTSUPP; | |
| mutex_lock(&adev->pm.mutex); | |
| ret = smu_send_rma_reason(smu); | |
| mutex_unlock(&adev->pm.mutex); | |
| return ret; | |
| } | |
| /** | |
| * amdgpu_dpm_reset_sdma_is_supported - Check if SDMA reset is supported | |
| * @adev: amdgpu_device pointer | |
| * | |
| * This function checks if the SMU supports resetting the SDMA engine. | |
| * It returns false if the hardware does not support software SMU or | |
| * if the feature is not supported. | |
| */ | |
| bool amdgpu_dpm_reset_sdma_is_supported(struct amdgpu_device *adev) | |
| { | |
| struct smu_context *smu = adev->powerplay.pp_handle; | |
| bool ret; | |
| if (!is_support_sw_smu(adev)) | |
| return false; | |
| mutex_lock(&adev->pm.mutex); | |
| ret = smu_reset_sdma_is_supported(smu); | |
| mutex_unlock(&adev->pm.mutex); | |
| return ret; | |
| } | |
| int amdgpu_dpm_reset_sdma(struct amdgpu_device *adev, uint32_t inst_mask) | |
| { | |
| struct smu_context *smu = adev->powerplay.pp_handle; | |
| int ret; | |
| if (!is_support_sw_smu(adev)) | |
| return -EOPNOTSUPP; | |
| mutex_lock(&adev->pm.mutex); | |
| ret = smu_reset_sdma(smu, inst_mask); | |
| mutex_unlock(&adev->pm.mutex); | |
| return ret; | |
| } | |
| int amdgpu_dpm_reset_vcn(struct amdgpu_device *adev, uint32_t inst_mask) | |
| { | |
| struct smu_context *smu = adev->powerplay.pp_handle; | |
| int ret; | |
| if (!is_support_sw_smu(adev)) | |
| return -EOPNOTSUPP; | |
| mutex_lock(&adev->pm.mutex); | |
| ret = smu_reset_vcn(smu, inst_mask); | |
| mutex_unlock(&adev->pm.mutex); | |
| return ret; | |
| } | |
| bool amdgpu_dpm_reset_vcn_is_supported(struct amdgpu_device *adev) | |
| { | |
| struct smu_context *smu = adev->powerplay.pp_handle; | |
| bool ret; | |
| if (!is_support_sw_smu(adev)) | |
| return false; | |
| mutex_lock(&adev->pm.mutex); | |
| ret = smu_reset_vcn_is_supported(smu); | |
| mutex_unlock(&adev->pm.mutex); | |
| return ret; | |
| } | |
| int amdgpu_dpm_get_dpm_freq_range(struct amdgpu_device *adev, | |
| enum pp_clock_type type, | |
| uint32_t *min, | |
| uint32_t *max) | |
| { | |
| int ret = 0; | |
| if (type != PP_SCLK) | |
| return -EINVAL; | |
| if (!is_support_sw_smu(adev)) | |
| return -EOPNOTSUPP; | |
| mutex_lock(&adev->pm.mutex); | |
| ret = smu_get_dpm_freq_range(adev->powerplay.pp_handle, | |
| SMU_SCLK, | |
| min, | |
| max); | |
| mutex_unlock(&adev->pm.mutex); | |
| return ret; | |
| } | |
| int amdgpu_dpm_set_soft_freq_range(struct amdgpu_device *adev, | |
| enum pp_clock_type type, | |
| uint32_t min, | |
| uint32_t max) | |
| { | |
| struct smu_context *smu = adev->powerplay.pp_handle; | |
| if (!is_support_sw_smu(adev)) | |
| return -EOPNOTSUPP; | |
| guard(mutex)(&adev->pm.mutex); | |
| return smu_set_soft_freq_range(smu, | |
| type, | |
| min, | |
| max); | |
| } | |
| int amdgpu_dpm_write_watermarks_table(struct amdgpu_device *adev) | |
| { | |
| struct smu_context *smu = adev->powerplay.pp_handle; | |
| int ret = 0; | |
| if (!is_support_sw_smu(adev)) | |
| return 0; | |
| mutex_lock(&adev->pm.mutex); | |
| ret = smu_write_watermarks_table(smu); | |
| mutex_unlock(&adev->pm.mutex); | |
| return ret; | |
| } | |
| int amdgpu_dpm_wait_for_event(struct amdgpu_device *adev, | |
| enum smu_event_type event, | |
| uint64_t event_arg) | |
| { | |
| struct smu_context *smu = adev->powerplay.pp_handle; | |
| int ret = 0; | |
| if (!is_support_sw_smu(adev)) | |
| return -EOPNOTSUPP; | |
| mutex_lock(&adev->pm.mutex); | |
| ret = smu_wait_for_event(smu, event, event_arg); | |
| mutex_unlock(&adev->pm.mutex); | |
| return ret; | |
| } | |
| int amdgpu_dpm_set_residency_gfxoff(struct amdgpu_device *adev, bool value) | |
| { | |
| struct smu_context *smu = adev->powerplay.pp_handle; | |
| int ret = 0; | |
| if (!is_support_sw_smu(adev)) | |
| return -EOPNOTSUPP; | |
| mutex_lock(&adev->pm.mutex); | |
| ret = smu_set_residency_gfxoff(smu, value); | |
| mutex_unlock(&adev->pm.mutex); | |
| return ret; | |
| } | |
| int amdgpu_dpm_get_residency_gfxoff(struct amdgpu_device *adev, u32 *value) | |
| { | |
| struct smu_context *smu = adev->powerplay.pp_handle; | |
| int ret = 0; | |
| if (!is_support_sw_smu(adev)) | |
| return -EOPNOTSUPP; | |
| mutex_lock(&adev->pm.mutex); | |
| ret = smu_get_residency_gfxoff(smu, value); | |
| mutex_unlock(&adev->pm.mutex); | |
| return ret; | |
| } | |
| int amdgpu_dpm_get_entrycount_gfxoff(struct amdgpu_device *adev, u64 *value) | |
| { | |
| struct smu_context *smu = adev->powerplay.pp_handle; | |
| int ret = 0; | |
| if (!is_support_sw_smu(adev)) | |
| return -EOPNOTSUPP; | |
| mutex_lock(&adev->pm.mutex); | |
| ret = smu_get_entrycount_gfxoff(smu, value); | |
| mutex_unlock(&adev->pm.mutex); | |
| return ret; | |
| } | |
| int amdgpu_dpm_get_status_gfxoff(struct amdgpu_device *adev, uint32_t *value) | |
| { | |
| struct smu_context *smu = adev->powerplay.pp_handle; | |
| int ret = 0; | |
| if (!is_support_sw_smu(adev)) | |
| return -EOPNOTSUPP; | |
| mutex_lock(&adev->pm.mutex); | |
| ret = smu_get_status_gfxoff(smu, value); | |
| mutex_unlock(&adev->pm.mutex); | |
| return ret; | |
| } | |
| uint64_t amdgpu_dpm_get_thermal_throttling_counter(struct amdgpu_device *adev) | |
| { | |
| struct smu_context *smu = adev->powerplay.pp_handle; | |
| if (!is_support_sw_smu(adev)) | |
| return 0; | |
| return atomic64_read(&smu->throttle_int_counter); | |
| } | |
| /* amdgpu_dpm_gfx_state_change - Handle gfx power state change set | |
| * @adev: amdgpu_device pointer | |
| * @state: gfx power state(1 -sGpuChangeState_D0Entry and 2 -sGpuChangeState_D3Entry) | |
| * | |
| */ | |
| void amdgpu_dpm_gfx_state_change(struct amdgpu_device *adev, | |
| enum gfx_change_state state) | |
| { | |
| mutex_lock(&adev->pm.mutex); | |
| if (adev->powerplay.pp_funcs && | |
| adev->powerplay.pp_funcs->gfx_state_change_set) | |
| ((adev)->powerplay.pp_funcs->gfx_state_change_set( | |
| (adev)->powerplay.pp_handle, state)); | |
| mutex_unlock(&adev->pm.mutex); | |
| } | |
| int amdgpu_dpm_get_ecc_info(struct amdgpu_device *adev, | |
| void *umc_ecc) | |
| { | |
| struct smu_context *smu = adev->powerplay.pp_handle; | |
| int ret = 0; | |
| if (!is_support_sw_smu(adev)) | |
| return -EOPNOTSUPP; | |
| mutex_lock(&adev->pm.mutex); | |
| ret = smu_get_ecc_info(smu, umc_ecc); | |
| mutex_unlock(&adev->pm.mutex); | |
| return ret; | |
| } | |
| struct amd_vce_state *amdgpu_dpm_get_vce_clock_state(struct amdgpu_device *adev, | |
| uint32_t idx) | |
| { | |
| const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; | |
| struct amd_vce_state *vstate = NULL; | |
| if (!pp_funcs->get_vce_clock_state) | |
| return NULL; | |
| mutex_lock(&adev->pm.mutex); | |
| vstate = pp_funcs->get_vce_clock_state(adev->powerplay.pp_handle, | |
| idx); | |
| mutex_unlock(&adev->pm.mutex); | |
| return vstate; | |
| } | |
| void amdgpu_dpm_get_current_power_state(struct amdgpu_device *adev, | |
| enum amd_pm_state_type *state) | |
| { | |
| const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; | |
| mutex_lock(&adev->pm.mutex); | |
| if (!pp_funcs->get_current_power_state) { | |
| *state = adev->pm.dpm.user_state; | |
| goto out; | |
| } | |
| *state = pp_funcs->get_current_power_state(adev->powerplay.pp_handle); | |
| if (*state < POWER_STATE_TYPE_DEFAULT || | |
| *state > POWER_STATE_TYPE_INTERNAL_3DPERF) | |
| *state = adev->pm.dpm.user_state; | |
| out: | |
| mutex_unlock(&adev->pm.mutex); | |
| } | |
| void amdgpu_dpm_set_power_state(struct amdgpu_device *adev, | |
| enum amd_pm_state_type state) | |
| { | |
| mutex_lock(&adev->pm.mutex); | |
| adev->pm.dpm.user_state = state; | |
| mutex_unlock(&adev->pm.mutex); | |
| if (is_support_sw_smu(adev)) | |
| return; | |
| if (amdgpu_dpm_dispatch_task(adev, | |
| AMD_PP_TASK_ENABLE_USER_STATE, | |
| &state) == -EOPNOTSUPP) | |
| amdgpu_dpm_compute_clocks(adev); | |
| } | |
| enum amd_dpm_forced_level amdgpu_dpm_get_performance_level(struct amdgpu_device *adev) | |
| { | |
| const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; | |
| enum amd_dpm_forced_level level; | |
| if (!pp_funcs) | |
| return AMD_DPM_FORCED_LEVEL_AUTO; | |
| mutex_lock(&adev->pm.mutex); | |
| if (pp_funcs->get_performance_level) | |
| level = pp_funcs->get_performance_level(adev->powerplay.pp_handle); | |
| else | |
| level = adev->pm.dpm.forced_level; | |
| mutex_unlock(&adev->pm.mutex); | |
| return level; | |
| } | |
| static void amdgpu_dpm_enter_umd_state(struct amdgpu_device *adev) | |
| { | |
| /* enter UMD Pstate */ | |
| amdgpu_device_ip_set_powergating_state(adev, AMD_IP_BLOCK_TYPE_GFX, | |
| AMD_PG_STATE_UNGATE); | |
| amdgpu_device_ip_set_clockgating_state(adev, AMD_IP_BLOCK_TYPE_GFX, | |
| AMD_CG_STATE_UNGATE); | |
| } | |
| static void amdgpu_dpm_exit_umd_state(struct amdgpu_device *adev) | |
| { | |
| /* exit UMD Pstate */ | |
| amdgpu_device_ip_set_clockgating_state(adev, AMD_IP_BLOCK_TYPE_GFX, | |
| AMD_CG_STATE_GATE); | |
| amdgpu_device_ip_set_powergating_state(adev, AMD_IP_BLOCK_TYPE_GFX, | |
| AMD_PG_STATE_GATE); | |
| } | |
| int amdgpu_dpm_force_performance_level(struct amdgpu_device *adev, | |
| enum amd_dpm_forced_level level) | |
| { | |
| const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; | |
| enum amd_dpm_forced_level current_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; | |
| if (!pp_funcs || !pp_funcs->force_performance_level) | |
| return 0; | |
| if (adev->pm.dpm.thermal_active) | |
| return -EINVAL; | |
| current_level = amdgpu_dpm_get_performance_level(adev); | |
| if (current_level == level) | |
| return 0; | |
| if (!(current_level & profile_mode_mask) && | |
| (level == AMD_DPM_FORCED_LEVEL_PROFILE_EXIT)) | |
| return -EINVAL; | |
| if (adev->asic_type == CHIP_RAVEN) { | |
| if (!(adev->apu_flags & AMD_APU_IS_RAVEN2)) { | |
| if (current_level != AMD_DPM_FORCED_LEVEL_MANUAL && | |
| level == AMD_DPM_FORCED_LEVEL_MANUAL) | |
| amdgpu_gfx_off_ctrl(adev, false); | |
| else if (current_level == AMD_DPM_FORCED_LEVEL_MANUAL && | |
| level != AMD_DPM_FORCED_LEVEL_MANUAL) | |
| amdgpu_gfx_off_ctrl(adev, true); | |
| } | |
| } | |
| if (!(current_level & profile_mode_mask) && (level & profile_mode_mask)) | |
| amdgpu_dpm_enter_umd_state(adev); | |
| else if ((current_level & profile_mode_mask) && | |
| !(level & profile_mode_mask)) | |
| amdgpu_dpm_exit_umd_state(adev); | |
| mutex_lock(&adev->pm.mutex); | |
| if (pp_funcs->force_performance_level(adev->powerplay.pp_handle, | |
| level)) { | |
| mutex_unlock(&adev->pm.mutex); | |
| /* If new level failed, retain the umd state as before */ | |
| if (!(current_level & profile_mode_mask) && | |
| (level & profile_mode_mask)) | |
| amdgpu_dpm_exit_umd_state(adev); | |
| else if ((current_level & profile_mode_mask) && | |
| !(level & profile_mode_mask)) | |
| amdgpu_dpm_enter_umd_state(adev); | |
| return -EINVAL; | |
| } | |
| adev->pm.dpm.forced_level = level; | |
| mutex_unlock(&adev->pm.mutex); | |
| return 0; | |
| } | |
| int amdgpu_dpm_get_pp_num_states(struct amdgpu_device *adev, | |
| struct pp_states_info *states) | |
| { | |
| const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; | |
| int ret = 0; | |
| if (!pp_funcs->get_pp_num_states) | |
| return -EOPNOTSUPP; | |
| mutex_lock(&adev->pm.mutex); | |
| ret = pp_funcs->get_pp_num_states(adev->powerplay.pp_handle, | |
| states); | |
| mutex_unlock(&adev->pm.mutex); | |
| return ret; | |
| } | |
| int amdgpu_dpm_dispatch_task(struct amdgpu_device *adev, | |
| enum amd_pp_task task_id, | |
| enum amd_pm_state_type *user_state) | |
| { | |
| const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; | |
| int ret = 0; | |
| if (!pp_funcs->dispatch_tasks) | |
| return -EOPNOTSUPP; | |
| mutex_lock(&adev->pm.mutex); | |
| ret = pp_funcs->dispatch_tasks(adev->powerplay.pp_handle, | |
| task_id, | |
| user_state); | |
| mutex_unlock(&adev->pm.mutex); | |
| return ret; | |
| } | |
| static bool amdgpu_dpm_is_pp_table_allowed(struct amdgpu_device *adev) | |
| { | |
| return !amdgpu_sriov_vf(adev) && | |
| !(adev->flags & AMD_IS_APU) && | |
| !adev->scpm_enabled; | |
| } | |
| int amdgpu_dpm_get_pp_table(struct amdgpu_device *adev, char *table, | |
| size_t size) | |
| { | |
| const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; | |
| char *pptable = NULL; | |
| int ret = 0; | |
| if ((!table && size) || (table && !size)) | |
| return -EINVAL; | |
| if (!amdgpu_dpm_is_pp_table_allowed(adev) || | |
| !pp_funcs->get_pp_table) | |
| return -EOPNOTSUPP; | |
| mutex_lock(&adev->pm.mutex); | |
| ret = pp_funcs->get_pp_table(adev->powerplay.pp_handle, | |
| &pptable); | |
| if (ret > 0 && !pptable) { | |
| ret = -EINVAL; | |
| } else if (ret > 0 && table) { | |
| ret = min_t(size_t, ret, size); | |
| memcpy(table, pptable, ret); | |
| } | |
| mutex_unlock(&adev->pm.mutex); | |
| return ret; | |
| } | |
| int amdgpu_dpm_set_fine_grain_clk_vol(struct amdgpu_device *adev, | |
| uint32_t type, | |
| long *input, | |
| uint32_t size) | |
| { | |
| const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; | |
| int ret = 0; | |
| if (!pp_funcs->set_fine_grain_clk_vol) | |
| return 0; | |
| mutex_lock(&adev->pm.mutex); | |
| ret = pp_funcs->set_fine_grain_clk_vol(adev->powerplay.pp_handle, | |
| type, | |
| input, | |
| size); | |
| mutex_unlock(&adev->pm.mutex); | |
| return ret; | |
| } | |
| int amdgpu_dpm_odn_edit_dpm_table(struct amdgpu_device *adev, | |
| uint32_t type, | |
| long *input, | |
| uint32_t size) | |
| { | |
| const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; | |
| int ret = 0; | |
| if (!pp_funcs->odn_edit_dpm_table) | |
| return 0; | |
| mutex_lock(&adev->pm.mutex); | |
| ret = pp_funcs->odn_edit_dpm_table(adev->powerplay.pp_handle, | |
| type, | |
| input, | |
| size); | |
| mutex_unlock(&adev->pm.mutex); | |
| return ret; | |
| } | |
| int amdgpu_dpm_emit_clock_levels(struct amdgpu_device *adev, | |
| enum pp_clock_type type, | |
| char *buf, | |
| int *offset) | |
| { | |
| const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; | |
| int ret = 0; | |
| if (!pp_funcs->emit_clock_levels) | |
| return -ENOENT; | |
| mutex_lock(&adev->pm.mutex); | |
| ret = pp_funcs->emit_clock_levels(adev->powerplay.pp_handle, | |
| type, | |
| buf, | |
| offset); | |
| mutex_unlock(&adev->pm.mutex); | |
| return ret; | |
| } | |
| int amdgpu_dpm_set_ppfeature_status(struct amdgpu_device *adev, | |
| uint64_t ppfeature_masks) | |
| { | |
| const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; | |
| int ret = 0; | |
| if (!pp_funcs->set_ppfeature_status) | |
| return 0; | |
| mutex_lock(&adev->pm.mutex); | |
| ret = pp_funcs->set_ppfeature_status(adev->powerplay.pp_handle, | |
| ppfeature_masks); | |
| mutex_unlock(&adev->pm.mutex); | |
| return ret; | |
| } | |
| int amdgpu_dpm_get_ppfeature_status(struct amdgpu_device *adev, char *buf) | |
| { | |
| const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; | |
| int ret = 0; | |
| if (!pp_funcs->get_ppfeature_status) | |
| return 0; | |
| mutex_lock(&adev->pm.mutex); | |
| ret = pp_funcs->get_ppfeature_status(adev->powerplay.pp_handle, | |
| buf); | |
| mutex_unlock(&adev->pm.mutex); | |
| return ret; | |
| } | |
| int amdgpu_dpm_force_clock_level(struct amdgpu_device *adev, | |
| enum pp_clock_type type, | |
| uint32_t mask) | |
| { | |
| const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; | |
| int ret = 0; | |
| if (!pp_funcs->force_clock_level) | |
| return 0; | |
| mutex_lock(&adev->pm.mutex); | |
| ret = pp_funcs->force_clock_level(adev->powerplay.pp_handle, | |
| type, | |
| mask); | |
| mutex_unlock(&adev->pm.mutex); | |
| return ret; | |
| } | |
| int amdgpu_dpm_get_sclk_od(struct amdgpu_device *adev) | |
| { | |
| const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; | |
| int ret = 0; | |
| if (!pp_funcs->get_sclk_od) | |
| return -EOPNOTSUPP; | |
| mutex_lock(&adev->pm.mutex); | |
| ret = pp_funcs->get_sclk_od(adev->powerplay.pp_handle); | |
| mutex_unlock(&adev->pm.mutex); | |
| return ret; | |
| } | |
| int amdgpu_dpm_set_sclk_od(struct amdgpu_device *adev, uint32_t value) | |
| { | |
| const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; | |
| if (is_support_sw_smu(adev)) | |
| return -EOPNOTSUPP; | |
| mutex_lock(&adev->pm.mutex); | |
| if (pp_funcs->set_sclk_od) | |
| pp_funcs->set_sclk_od(adev->powerplay.pp_handle, value); | |
| mutex_unlock(&adev->pm.mutex); | |
| if (amdgpu_dpm_dispatch_task(adev, | |
| AMD_PP_TASK_READJUST_POWER_STATE, | |
| NULL) == -EOPNOTSUPP) { | |
| adev->pm.dpm.current_ps = adev->pm.dpm.boot_ps; | |
| amdgpu_dpm_compute_clocks(adev); | |
| } | |
| return 0; | |
| } | |
| int amdgpu_dpm_get_mclk_od(struct amdgpu_device *adev) | |
| { | |
| const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; | |
| int ret = 0; | |
| if (!pp_funcs->get_mclk_od) | |
| return -EOPNOTSUPP; | |
| mutex_lock(&adev->pm.mutex); | |
| ret = pp_funcs->get_mclk_od(adev->powerplay.pp_handle); | |
| mutex_unlock(&adev->pm.mutex); | |
| return ret; | |
| } | |
| int amdgpu_dpm_set_mclk_od(struct amdgpu_device *adev, uint32_t value) | |
| { | |
| const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; | |
| if (is_support_sw_smu(adev)) | |
| return -EOPNOTSUPP; | |
| mutex_lock(&adev->pm.mutex); | |
| if (pp_funcs->set_mclk_od) | |
| pp_funcs->set_mclk_od(adev->powerplay.pp_handle, value); | |
| mutex_unlock(&adev->pm.mutex); | |
| if (amdgpu_dpm_dispatch_task(adev, | |
| AMD_PP_TASK_READJUST_POWER_STATE, | |
| NULL) == -EOPNOTSUPP) { | |
| adev->pm.dpm.current_ps = adev->pm.dpm.boot_ps; | |
| amdgpu_dpm_compute_clocks(adev); | |
| } | |
| return 0; | |
| } | |
| int amdgpu_dpm_get_power_profile_mode(struct amdgpu_device *adev, | |
| char *buf) | |
| { | |
| const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; | |
| int ret = 0; | |
| if (!pp_funcs->get_power_profile_mode) | |
| return -EOPNOTSUPP; | |
| mutex_lock(&adev->pm.mutex); | |
| ret = pp_funcs->get_power_profile_mode(adev->powerplay.pp_handle, | |
| buf); | |
| mutex_unlock(&adev->pm.mutex); | |
| return ret; | |
| } | |
| int amdgpu_dpm_set_power_profile_mode(struct amdgpu_device *adev, | |
| long *input, uint32_t size) | |
| { | |
| const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; | |
| int ret = 0; | |
| if (!pp_funcs->set_power_profile_mode) | |
| return 0; | |
| mutex_lock(&adev->pm.mutex); | |
| ret = pp_funcs->set_power_profile_mode(adev->powerplay.pp_handle, | |
| input, | |
| size); | |
| mutex_unlock(&adev->pm.mutex); | |
| return ret; | |
| } | |
| ssize_t amdgpu_dpm_get_gpu_metrics(struct amdgpu_device *adev, void *buf, | |
| size_t size) | |
| { | |
| const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; | |
| void *table; | |
| ssize_t ret; | |
| if (!pp_funcs->get_gpu_metrics) | |
| return 0; | |
| mutex_lock(&adev->pm.mutex); | |
| ret = pp_funcs->get_gpu_metrics(adev->powerplay.pp_handle, | |
| &table); | |
| if (ret > 0) { | |
| ret = min_t(ssize_t, ret, size); | |
| memcpy(buf, table, ret); | |
| } | |
| mutex_unlock(&adev->pm.mutex); | |
| return ret; | |
| } | |
| ssize_t amdgpu_dpm_get_pm_metrics(struct amdgpu_device *adev, void *pm_metrics, | |
| size_t size) | |
| { | |
| const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; | |
| int ret = 0; | |
| if (!pp_funcs->get_pm_metrics) | |
| return -EOPNOTSUPP; | |
| mutex_lock(&adev->pm.mutex); | |
| ret = pp_funcs->get_pm_metrics(adev->powerplay.pp_handle, pm_metrics, | |
| size); | |
| mutex_unlock(&adev->pm.mutex); | |
| return ret; | |
| } | |
| int amdgpu_dpm_get_fan_control_mode(struct amdgpu_device *adev, | |
| uint32_t *fan_mode) | |
| { | |
| const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; | |
| int ret = 0; | |
| if (!pp_funcs->get_fan_control_mode) | |
| return -EOPNOTSUPP; | |
| mutex_lock(&adev->pm.mutex); | |
| ret = pp_funcs->get_fan_control_mode(adev->powerplay.pp_handle, | |
| fan_mode); | |
| mutex_unlock(&adev->pm.mutex); | |
| return ret; | |
| } | |
| int amdgpu_dpm_set_fan_speed_pwm(struct amdgpu_device *adev, | |
| uint32_t speed) | |
| { | |
| const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; | |
| int ret = 0; | |
| if (!pp_funcs->set_fan_speed_pwm) | |
| return -EOPNOTSUPP; | |
| mutex_lock(&adev->pm.mutex); | |
| ret = pp_funcs->set_fan_speed_pwm(adev->powerplay.pp_handle, | |
| speed); | |
| mutex_unlock(&adev->pm.mutex); | |
| return ret; | |
| } | |
| int amdgpu_dpm_get_fan_speed_pwm(struct amdgpu_device *adev, | |
| uint32_t *speed) | |
| { | |
| const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; | |
| int ret = 0; | |
| if (!pp_funcs->get_fan_speed_pwm) | |
| return -EOPNOTSUPP; | |
| mutex_lock(&adev->pm.mutex); | |
| ret = pp_funcs->get_fan_speed_pwm(adev->powerplay.pp_handle, | |
| speed); | |
| mutex_unlock(&adev->pm.mutex); | |
| return ret; | |
| } | |
| int amdgpu_dpm_get_fan_speed_rpm(struct amdgpu_device *adev, | |
| uint32_t *speed) | |
| { | |
| const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; | |
| int ret = 0; | |
| if (!pp_funcs->get_fan_speed_rpm) | |
| return -EOPNOTSUPP; | |
| mutex_lock(&adev->pm.mutex); | |
| ret = pp_funcs->get_fan_speed_rpm(adev->powerplay.pp_handle, | |
| speed); | |
| mutex_unlock(&adev->pm.mutex); | |
| return ret; | |
| } | |
| int amdgpu_dpm_set_fan_speed_rpm(struct amdgpu_device *adev, | |
| uint32_t speed) | |
| { | |
| const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; | |
| int ret = 0; | |
| if (!pp_funcs->set_fan_speed_rpm) | |
| return -EOPNOTSUPP; | |
| mutex_lock(&adev->pm.mutex); | |
| ret = pp_funcs->set_fan_speed_rpm(adev->powerplay.pp_handle, | |
| speed); | |
| mutex_unlock(&adev->pm.mutex); | |
| return ret; | |
| } | |
| int amdgpu_dpm_set_fan_control_mode(struct amdgpu_device *adev, | |
| uint32_t mode) | |
| { | |
| const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; | |
| int ret = 0; | |
| if (!pp_funcs->set_fan_control_mode) | |
| return -EOPNOTSUPP; | |
| mutex_lock(&adev->pm.mutex); | |
| ret = pp_funcs->set_fan_control_mode(adev->powerplay.pp_handle, | |
| mode); | |
| mutex_unlock(&adev->pm.mutex); | |
| return ret; | |
| } | |
| int amdgpu_dpm_get_power_limit(struct amdgpu_device *adev, | |
| uint32_t *limit, | |
| enum pp_power_limit_level pp_limit_level, | |
| enum pp_power_type power_type) | |
| { | |
| const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; | |
| int ret = 0; | |
| if (!pp_funcs->get_power_limit) | |
| return -EOPNOTSUPP; | |
| mutex_lock(&adev->pm.mutex); | |
| ret = pp_funcs->get_power_limit(adev->powerplay.pp_handle, | |
| limit, | |
| pp_limit_level, | |
| power_type); | |
| mutex_unlock(&adev->pm.mutex); | |
| return ret; | |
| } | |
| int amdgpu_dpm_set_power_limit(struct amdgpu_device *adev, | |
| uint32_t limit_type, | |
| uint32_t limit) | |
| { | |
| const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; | |
| int ret = 0; | |
| if (!pp_funcs->set_power_limit) | |
| return -EINVAL; | |
| mutex_lock(&adev->pm.mutex); | |
| ret = pp_funcs->set_power_limit(adev->powerplay.pp_handle, | |
| limit_type, limit); | |
| mutex_unlock(&adev->pm.mutex); | |
| return ret; | |
| } | |
| int amdgpu_dpm_is_cclk_dpm_supported(struct amdgpu_device *adev) | |
| { | |
| bool cclk_dpm_supported = false; | |
| if (!is_support_sw_smu(adev)) | |
| return false; | |
| mutex_lock(&adev->pm.mutex); | |
| cclk_dpm_supported = is_support_cclk_dpm(adev); | |
| mutex_unlock(&adev->pm.mutex); | |
| return (int)cclk_dpm_supported; | |
| } | |
| int amdgpu_dpm_debugfs_print_current_performance_level(struct amdgpu_device *adev, | |
| struct seq_file *m) | |
| { | |
| const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; | |
| if (!pp_funcs->debugfs_print_current_performance_level) | |
| return -EOPNOTSUPP; | |
| mutex_lock(&adev->pm.mutex); | |
| pp_funcs->debugfs_print_current_performance_level(adev->powerplay.pp_handle, | |
| m); | |
| mutex_unlock(&adev->pm.mutex); | |
| return 0; | |
| } | |
| int amdgpu_dpm_get_smu_prv_buf_details(struct amdgpu_device *adev, | |
| void **addr, | |
| size_t *size) | |
| { | |
| const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; | |
| int ret = 0; | |
| if (!pp_funcs->get_smu_prv_buf_details) | |
| return -ENOSYS; | |
| mutex_lock(&adev->pm.mutex); | |
| ret = pp_funcs->get_smu_prv_buf_details(adev->powerplay.pp_handle, | |
| addr, | |
| size); | |
| mutex_unlock(&adev->pm.mutex); | |
| return ret; | |
| } | |
| int amdgpu_dpm_is_overdrive_supported(struct amdgpu_device *adev) | |
| { | |
| if (is_support_sw_smu(adev)) { | |
| struct smu_context *smu = adev->powerplay.pp_handle; | |
| return (smu->od_enabled || smu->is_apu); | |
| } else { | |
| struct pp_hwmgr *hwmgr; | |
| /* | |
| * dpm on some legacy asics don't carry od_enabled member | |
| * as its pp_handle is casted directly from adev. | |
| */ | |
| if (amdgpu_dpm_is_legacy_dpm(adev)) | |
| return false; | |
| hwmgr = (struct pp_hwmgr *)adev->powerplay.pp_handle; | |
| return hwmgr->od_enabled; | |
| } | |
| } | |
| int amdgpu_dpm_is_overdrive_enabled(struct amdgpu_device *adev) | |
| { | |
| if (is_support_sw_smu(adev)) { | |
| struct smu_context *smu = adev->powerplay.pp_handle; | |
| return smu->od_enabled; | |
| } else { | |
| struct pp_hwmgr *hwmgr; | |
| /* | |
| * dpm on some legacy asics don't carry od_enabled member | |
| * as its pp_handle is casted directly from adev. | |
| */ | |
| if (amdgpu_dpm_is_legacy_dpm(adev)) | |
| return false; | |
| hwmgr = (struct pp_hwmgr *)adev->powerplay.pp_handle; | |
| return hwmgr->od_enabled; | |
| } | |
| } | |
| int amdgpu_dpm_set_pp_table(struct amdgpu_device *adev, | |
| const char *buf, | |
| size_t size) | |
| { | |
| const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; | |
| int ret = 0; | |
| if (!buf || !size) | |
| return -EINVAL; | |
| if (!amdgpu_dpm_is_pp_table_allowed(adev) || | |
| !pp_funcs->set_pp_table) | |
| return -EOPNOTSUPP; | |
| mutex_lock(&adev->pm.mutex); | |
| ret = pp_funcs->set_pp_table(adev->powerplay.pp_handle, | |
| buf, | |
| size); | |
| mutex_unlock(&adev->pm.mutex); | |
| return ret; | |
| } | |
| int amdgpu_dpm_get_num_cpu_cores(struct amdgpu_device *adev) | |
| { | |
| struct smu_context *smu = adev->powerplay.pp_handle; | |
| if (!is_support_sw_smu(adev)) | |
| return INT_MAX; | |
| return smu->cpu_core_num; | |
| } | |
| void amdgpu_dpm_stb_debug_fs_init(struct amdgpu_device *adev) | |
| { | |
| if (!is_support_sw_smu(adev)) | |
| return; | |
| amdgpu_smu_stb_debug_fs_init(adev); | |
| } | |
| int amdgpu_dpm_display_configuration_change(struct amdgpu_device *adev, | |
| const struct amd_pp_display_configuration *input) | |
| { | |
| const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; | |
| int ret = 0; | |
| if (!pp_funcs->display_configuration_change) | |
| return 0; | |
| mutex_lock(&adev->pm.mutex); | |
| ret = pp_funcs->display_configuration_change(adev->powerplay.pp_handle, | |
| input); | |
| mutex_unlock(&adev->pm.mutex); | |
| return ret; | |
| } | |
| int amdgpu_dpm_get_clock_by_type(struct amdgpu_device *adev, | |
| enum amd_pp_clock_type type, | |
| struct amd_pp_clocks *clocks) | |
| { | |
| const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; | |
| int ret = 0; | |
| if (!pp_funcs->get_clock_by_type) | |
| return 0; | |
| mutex_lock(&adev->pm.mutex); | |
| ret = pp_funcs->get_clock_by_type(adev->powerplay.pp_handle, | |
| type, | |
| clocks); | |
| mutex_unlock(&adev->pm.mutex); | |
| return ret; | |
| } | |
| int amdgpu_dpm_get_display_mode_validation_clks(struct amdgpu_device *adev, | |
| struct amd_pp_simple_clock_info *clocks) | |
| { | |
| const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; | |
| int ret = 0; | |
| if (!pp_funcs->get_display_mode_validation_clocks) | |
| return 0; | |
| mutex_lock(&adev->pm.mutex); | |
| ret = pp_funcs->get_display_mode_validation_clocks(adev->powerplay.pp_handle, | |
| clocks); | |
| mutex_unlock(&adev->pm.mutex); | |
| return ret; | |
| } | |
| int amdgpu_dpm_get_clock_by_type_with_latency(struct amdgpu_device *adev, | |
| enum amd_pp_clock_type type, | |
| struct pp_clock_levels_with_latency *clocks) | |
| { | |
| const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; | |
| int ret = 0; | |
| if (!pp_funcs->get_clock_by_type_with_latency) | |
| return 0; | |
| mutex_lock(&adev->pm.mutex); | |
| ret = pp_funcs->get_clock_by_type_with_latency(adev->powerplay.pp_handle, | |
| type, | |
| clocks); | |
| mutex_unlock(&adev->pm.mutex); | |
| return ret; | |
| } | |
| int amdgpu_dpm_get_clock_by_type_with_voltage(struct amdgpu_device *adev, | |
| enum amd_pp_clock_type type, | |
| struct pp_clock_levels_with_voltage *clocks) | |
| { | |
| const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; | |
| int ret = 0; | |
| if (!pp_funcs->get_clock_by_type_with_voltage) | |
| return 0; | |
| mutex_lock(&adev->pm.mutex); | |
| ret = pp_funcs->get_clock_by_type_with_voltage(adev->powerplay.pp_handle, | |
| type, | |
| clocks); | |
| mutex_unlock(&adev->pm.mutex); | |
| return ret; | |
| } | |
| int amdgpu_dpm_set_watermarks_for_clocks_ranges(struct amdgpu_device *adev, | |
| void *clock_ranges) | |
| { | |
| const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; | |
| int ret = 0; | |
| if (!pp_funcs->set_watermarks_for_clocks_ranges) | |
| return -EOPNOTSUPP; | |
| mutex_lock(&adev->pm.mutex); | |
| ret = pp_funcs->set_watermarks_for_clocks_ranges(adev->powerplay.pp_handle, | |
| clock_ranges); | |
| mutex_unlock(&adev->pm.mutex); | |
| return ret; | |
| } | |
| int amdgpu_dpm_display_clock_voltage_request(struct amdgpu_device *adev, | |
| struct pp_display_clock_request *clock) | |
| { | |
| const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; | |
| int ret = 0; | |
| if (!pp_funcs->display_clock_voltage_request) | |
| return -EOPNOTSUPP; | |
| mutex_lock(&adev->pm.mutex); | |
| ret = pp_funcs->display_clock_voltage_request(adev->powerplay.pp_handle, | |
| clock); | |
| mutex_unlock(&adev->pm.mutex); | |
| return ret; | |
| } | |
| int amdgpu_dpm_get_current_clocks(struct amdgpu_device *adev, | |
| struct amd_pp_clock_info *clocks) | |
| { | |
| const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; | |
| int ret = 0; | |
| if (!pp_funcs->get_current_clocks) | |
| return -EOPNOTSUPP; | |
| mutex_lock(&adev->pm.mutex); | |
| ret = pp_funcs->get_current_clocks(adev->powerplay.pp_handle, | |
| clocks); | |
| mutex_unlock(&adev->pm.mutex); | |
| return ret; | |
| } | |
| void amdgpu_dpm_notify_smu_enable_pwe(struct amdgpu_device *adev) | |
| { | |
| const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; | |
| if (!pp_funcs->notify_smu_enable_pwe) | |
| return; | |
| mutex_lock(&adev->pm.mutex); | |
| pp_funcs->notify_smu_enable_pwe(adev->powerplay.pp_handle); | |
| mutex_unlock(&adev->pm.mutex); | |
| } | |
| int amdgpu_dpm_set_active_display_count(struct amdgpu_device *adev, | |
| uint32_t count) | |
| { | |
| const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; | |
| int ret = 0; | |
| if (!pp_funcs->set_active_display_count) | |
| return -EOPNOTSUPP; | |
| mutex_lock(&adev->pm.mutex); | |
| ret = pp_funcs->set_active_display_count(adev->powerplay.pp_handle, | |
| count); | |
| mutex_unlock(&adev->pm.mutex); | |
| return ret; | |
| } | |
| int amdgpu_dpm_set_min_deep_sleep_dcefclk(struct amdgpu_device *adev, | |
| uint32_t clock) | |
| { | |
| const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; | |
| int ret = 0; | |
| if (!pp_funcs->set_min_deep_sleep_dcefclk) | |
| return -EOPNOTSUPP; | |
| mutex_lock(&adev->pm.mutex); | |
| ret = pp_funcs->set_min_deep_sleep_dcefclk(adev->powerplay.pp_handle, | |
| clock); | |
| mutex_unlock(&adev->pm.mutex); | |
| return ret; | |
| } | |
| void amdgpu_dpm_set_hard_min_dcefclk_by_freq(struct amdgpu_device *adev, | |
| uint32_t clock) | |
| { | |
| const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; | |
| if (!pp_funcs->set_hard_min_dcefclk_by_freq) | |
| return; | |
| mutex_lock(&adev->pm.mutex); | |
| pp_funcs->set_hard_min_dcefclk_by_freq(adev->powerplay.pp_handle, | |
| clock); | |
| mutex_unlock(&adev->pm.mutex); | |
| } | |
| void amdgpu_dpm_set_hard_min_fclk_by_freq(struct amdgpu_device *adev, | |
| uint32_t clock) | |
| { | |
| const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; | |
| if (!pp_funcs->set_hard_min_fclk_by_freq) | |
| return; | |
| mutex_lock(&adev->pm.mutex); | |
| pp_funcs->set_hard_min_fclk_by_freq(adev->powerplay.pp_handle, | |
| clock); | |
| mutex_unlock(&adev->pm.mutex); | |
| } | |
| int amdgpu_dpm_display_disable_memory_clock_switch(struct amdgpu_device *adev, | |
| bool disable_memory_clock_switch) | |
| { | |
| const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; | |
| int ret = 0; | |
| if (!pp_funcs->display_disable_memory_clock_switch) | |
| return 0; | |
| mutex_lock(&adev->pm.mutex); | |
| ret = pp_funcs->display_disable_memory_clock_switch(adev->powerplay.pp_handle, | |
| disable_memory_clock_switch); | |
| mutex_unlock(&adev->pm.mutex); | |
| return ret; | |
| } | |
| int amdgpu_dpm_get_max_sustainable_clocks_by_dc(struct amdgpu_device *adev, | |
| struct pp_smu_nv_clock_table *max_clocks) | |
| { | |
| const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; | |
| int ret = 0; | |
| if (!pp_funcs->get_max_sustainable_clocks_by_dc) | |
| return -EOPNOTSUPP; | |
| mutex_lock(&adev->pm.mutex); | |
| ret = pp_funcs->get_max_sustainable_clocks_by_dc(adev->powerplay.pp_handle, | |
| max_clocks); | |
| mutex_unlock(&adev->pm.mutex); | |
| return ret; | |
| } | |
| enum pp_smu_status amdgpu_dpm_get_uclk_dpm_states(struct amdgpu_device *adev, | |
| unsigned int *clock_values_in_khz, | |
| unsigned int *num_states) | |
| { | |
| const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; | |
| int ret = 0; | |
| if (!pp_funcs->get_uclk_dpm_states) | |
| return -EOPNOTSUPP; | |
| mutex_lock(&adev->pm.mutex); | |
| ret = pp_funcs->get_uclk_dpm_states(adev->powerplay.pp_handle, | |
| clock_values_in_khz, | |
| num_states); | |
| mutex_unlock(&adev->pm.mutex); | |
| return ret; | |
| } | |
| int amdgpu_dpm_get_dpm_clock_table(struct amdgpu_device *adev, | |
| struct dpm_clocks *clock_table) | |
| { | |
| const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; | |
| int ret = 0; | |
| if (!pp_funcs->get_dpm_clock_table) | |
| return -EOPNOTSUPP; | |
| mutex_lock(&adev->pm.mutex); | |
| ret = pp_funcs->get_dpm_clock_table(adev->powerplay.pp_handle, | |
| clock_table); | |
| mutex_unlock(&adev->pm.mutex); | |
| return ret; | |
| } | |
| /** | |
| * amdgpu_dpm_get_temp_metrics - Retrieve metrics for a specific compute | |
| * partition | |
| * @adev: Pointer to the device. | |
| * @type: Identifier for the temperature type metrics to be fetched. | |
| * @table: Pointer to a buffer where the metrics will be stored. If NULL, the | |
| * function returns the size of the metrics structure. | |
| * | |
| * This function retrieves metrics for a specific temperature type, If the | |
| * table parameter is NULL, the function returns the size of the metrics | |
| * structure without populating it. | |
| * | |
| * Return: Size of the metrics structure on success, or a negative error code on failure. | |
| */ | |
| ssize_t amdgpu_dpm_get_temp_metrics(struct amdgpu_device *adev, | |
| enum smu_temp_metric_type type, void *table) | |
| { | |
| const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; | |
| int ret; | |
| if (!pp_funcs->get_temp_metrics || | |
| !amdgpu_dpm_is_temp_metrics_supported(adev, type)) | |
| return -EOPNOTSUPP; | |
| mutex_lock(&adev->pm.mutex); | |
| ret = pp_funcs->get_temp_metrics(adev->powerplay.pp_handle, type, table); | |
| mutex_unlock(&adev->pm.mutex); | |
| return ret; | |
| } | |
| /** | |
| * amdgpu_dpm_is_temp_metrics_supported - Return if specific temperature metrics support | |
| * is available | |
| * @adev: Pointer to the device. | |
| * @type: Identifier for the temperature type metrics to be fetched. | |
| * | |
| * This function returns metrics if specific temperature metrics type is supported or not. | |
| * | |
| * Return: True in case of metrics type supported else false. | |
| */ | |
| bool amdgpu_dpm_is_temp_metrics_supported(struct amdgpu_device *adev, | |
| enum smu_temp_metric_type type) | |
| { | |
| const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; | |
| bool support_temp_metrics = false; | |
| if (!pp_funcs->temp_metrics_is_supported) | |
| return support_temp_metrics; | |
| if (is_support_sw_smu(adev)) { | |
| mutex_lock(&adev->pm.mutex); | |
| support_temp_metrics = | |
| pp_funcs->temp_metrics_is_supported(adev->powerplay.pp_handle, type); | |
| mutex_unlock(&adev->pm.mutex); | |
| } | |
| return support_temp_metrics; | |
| } | |
| /** | |
| * amdgpu_dpm_get_xcp_metrics - Retrieve metrics for a specific compute | |
| * partition | |
| * @adev: Pointer to the device. | |
| * @xcp_id: Identifier of the XCP for which metrics are to be retrieved. | |
| * @table: Pointer to a buffer where the metrics will be stored. If NULL, the | |
| * function returns the size of the metrics structure. | |
| * | |
| * This function retrieves metrics for a specific XCP, including details such as | |
| * VCN/JPEG activity, clock frequencies, and other performance metrics. If the | |
| * table parameter is NULL, the function returns the size of the metrics | |
| * structure without populating it. | |
| * | |
| * Return: Size of the metrics structure on success, or a negative error code on failure. | |
| */ | |
| ssize_t amdgpu_dpm_get_xcp_metrics(struct amdgpu_device *adev, int xcp_id, | |
| void *table) | |
| { | |
| const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; | |
| int ret = 0; | |
| if (!pp_funcs->get_xcp_metrics) | |
| return 0; | |
| mutex_lock(&adev->pm.mutex); | |
| ret = pp_funcs->get_xcp_metrics(adev->powerplay.pp_handle, xcp_id, | |
| table); | |
| mutex_unlock(&adev->pm.mutex); | |
| return ret; | |
| } |