/etc/default/grub
Code:
# If you change this file, run 'update-grub' afterwards to update
# /boot/grub/grub.cfg.
# For full documentation of the options in this file, see:
# info -f grub -n 'Simple configuration'
GRUB_DEFAULT=0
GRUB_HIDDEN_TIMEOUT=0
GRUB_HIDDEN_TIMEOUT_QUIET=true
GRUB_TIMEOUT=10
GRUB_DISTRIBUTOR=`lsb_release -i -s 2> /dev/null || echo Debian`
GRUB_CMDLINE_LINUX_DEFAULT="quiet splash acpi_backlight=vendor"
GRUB_CMDLINE_LINUX="acpi_backlight=vendor"
# Uncomment to enable BadRAM filtering, modify to suit your needs
# This works with Linux (no patch required) and with any kernel that obtains
# the memory map information from GRUB (GNU Mach, kernel of FreeBSD ...)
#GRUB_BADRAM="0x01234567,0xfefefefe,0x89abcdef,0xefefefef"
# Uncomment to disable graphical terminal (grub-pc only)
#GRUB_TERMINAL=console
# The resolution used on graphical terminal
# note that you can use only modes which your graphic card supports via VBE
# you can see them in real GRUB with the command `vbeinfo'
#GRUB_GFXMODE=640x480
# Uncomment if you don't want GRUB to pass "root=UUID=xxx" parameter to Linux
#GRUB_DISABLE_LINUX_UUID=true
# Uncomment to disable generation of recovery mode menu entries
#GRUB_DISABLE_RECOVERY="true"
# Uncomment to get a beep at grub start
#GRUB_INIT_TUNE="480 440 1"
ls /sys/class/backlight
Code:
intel_backlight sony
lsmod
Code:
Module Size Used by
pci_stub 12622 1
vboxpci 23200 0
vboxnetadp 25670 0
vboxnetflt 23441 0
vboxdrv 287130 3 vboxpci,vboxnetadp,vboxnetflt
parport_pc 32866 0
ppdev 17113 0
rfcomm 47604 0
bnep 18281 2
snd_hda_codec_hdmi 32474 1
snd_hda_codec_realtek 223962 1
joydev 17693 0
acer_wmi 28418 0
sparse_keymap 13890 1 acer_wmi
uvcvideo 72627 0
videodev 98259 1 uvcvideo
v4l2_compat_ioctl32 17128 1 videodev
btusb 18288 0
bluetooth 180104 11 rfcomm,bnep,btusb
snd_hda_intel 33773 3
snd_hda_codec 127706 3 snd_hda_codec_hdmi,snd_hda_codec_realtek,snd_hda_intel
snd_hwdep 13668 1 snd_hda_codec
snd_pcm 97188 3 snd_hda_codec_hdmi,snd_hda_intel,snd_hda_codec
snd_seq_midi 13324 0
arc4 12529 2
snd_rawmidi 30748 1 snd_seq_midi
snd_seq_midi_event 14899 1 snd_seq_midi
psmouse 87692 0
serio_raw 13211 0
snd_seq 61896 2 snd_seq_midi,snd_seq_midi_event
sony_laptop 45393 0
snd_timer 29990 2 snd_pcm,snd_seq
snd_seq_device 14540 3 snd_seq_midi,snd_rawmidi,snd_seq
ath9k 132390 0
mac80211 506816 1 ath9k
wmi 19256 1 acer_wmi
ath9k_common 14053 1 ath9k
ath9k_hw 411112 2 ath9k,ath9k_common
ath 24067 3 ath9k,ath9k_common,ath9k_hw
snd 78855 16 snd_hda_codec_hdmi,snd_hda_codec_realtek,snd_hda_intel,snd_hda_codec,snd_hwdep,snd_pcm,snd_rawmidi,snd_seq,snd_timer,snd_seq_device
cfg80211 205544 3 ath9k,mac80211,ath
rts_pstor 445196 0
mac_hid 13253 0
soundcore 15091 1 snd
snd_page_alloc 18529 2 snd_hda_intel,snd_pcm
i915 472897 3
drm_kms_helper 46978 1 i915
mei 41616 0
drm 242038 4 i915,drm_kms_helper
i2c_algo_bit 13423 1 i915
video 19596 1 i915
lp 17799 0
parport 46562 3 parport_pc,ppdev,lp
usbhid 47199 0
hid 99559 1 usbhid
r8169 62099 0
sudo dmidecode -s system-manufacturer
sudo dmidecode -s system-product-name
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