Long battery conf
This greatly works on Dell Vostro series laptop without GPU.
TLP_ENABLE=1
TLP_PERSISTENT_DEFAULT=0
#CPU_DRIVER_OPMODE_ON_AC=active
#CPU_DRIVER_OPMODE_ON_BAT=passive
CPU_SCALING_GOVERNOR_ON_AC=powersave
CPU_SCALING_GOVERNOR_ON_BAT=powersave
#CPU_ENERGY_PERF_POLICY_ON_AC=balance_performance
#CPU_ENERGY_PERF_POLICY_ON_BAT=balance_power
#PLATFORM_PROFILE_ON_AC=balanced
#PLATFORM_PROFILE_ON_BAT=balanced
RUNTIME_PM_ON_AC=auto
RUNTIME_PM_ON_BAT=auto
DISK_DEVICES="nvme0n1 sda"
DISK_APM_LEVEL_ON_AC="254 128"
DISK_APM_LEVEL_ON_BAT="254 128"
DISK_SPINDOWN_TIMEOUT_ON_AC="0 200"
DISK_SPINDOWN_TIMEOUT_ON_BAT="0 180"
#SOUND_POWER_SAVE_ON_AC=0
#SOUND_POWER_SAVE_ON_BAT=1
USB_AUTOSUSPEND=1
WIFI_PWR_ON_AC=on
WIFI_PWR_ON_BAT=on