smu_feature_list_clear_bit
smu_feature_list_clear_bit(smu, SMU_FEATURE_LIST_ALLOWED, FEATURE_DS_SOCCLK_BIT);
smu_feature_list_clear_bit(smu, SMU_FEATURE_LIST_ALLOWED, FEATURE_DPM_GFXCLK_BIT);
smu_feature_list_clear_bit(smu, SMU_FEATURE_LIST_ALLOWED, FEATURE_GFX_IMU_BIT);
smu_feature_list_clear_bit(smu, SMU_FEATURE_LIST_ALLOWED, FEATURE_ATHUB_MMHUB_PG_BIT);
smu_feature_list_clear_bit(smu, SMU_FEATURE_LIST_ALLOWED, FEATURE_DPM_SOCCLK_BIT);
smu_feature_list_clear_bit(smu, SMU_FEATURE_LIST_ALLOWED, FEATURE_GFXOFF_BIT);
smu_feature_list_clear_bit(smu, SMU_FEATURE_LIST_ALLOWED, FEATURE_DPM_UCLK_BIT);
smu_feature_list_clear_bit(smu, SMU_FEATURE_LIST_ALLOWED, FEATURE_VMEMP_SCALING_BIT);
smu_feature_list_clear_bit(smu, SMU_FEATURE_LIST_ALLOWED, FEATURE_VDDIO_MEM_SCALING_BIT);
smu_feature_list_clear_bit(smu, SMU_FEATURE_LIST_ALLOWED, FEATURE_DS_GFXCLK_BIT);
smu_feature_list_clear_bit(smu, SMU_FEATURE_LIST_ALLOWED, FEATURE_DPM_LINK_BIT);
smu_feature_list_clear_bit(smu, SMU_FEATURE_LIST_ALLOWED, FEATURE_DS_LCLK_BIT);
smu_feature_list_clear_bit(smu, SMU_FEATURE_LIST_ALLOWED, FEATURE_GFX_ULV_BIT);