dsdt is an empty file, 0 bytes so I'm not sure about that one.
grep -r . /proc/acpi/video/ :
/proc/acpi/video/VID/DVI0/EDID:<not supported> /proc/acpi/video/VID/DVI0/brightness:<not supported> /proc/acpi/video/VID/DVI0/state:state: 0x1d /proc/acpi/video/VID/DVI0/state:query: 0x00 /proc/acpi/video/VID/DVI0/info:device_id: 0x0300 /proc/acpi/video/VID/DVI0/info:type: UNKNOWN /proc/acpi/video/VID/DVI0/info:known by bios: no /proc/acpi/video/VID/CRT0/EDID:<not supported> /proc/acpi/video/VID/CRT0/brightness:<not supported> /proc/acpi/video/VID/CRT0/state:state: 0x0d /proc/acpi/video/VID/CRT0/state:query: 0x00 /proc/acpi/video/VID/CRT0/info:device_id: 0x0100 /proc/acpi/video/VID/CRT0/info:type: UNKNOWN /proc/acpi/video/VID/CRT0/info:known by bios: no /proc/acpi/video/VID/LCD0/EDID:<not supported> /proc/acpi/video/VID/LCD0/brightness:levels: 100 100 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 100 /proc/acpi/video/VID/LCD0/brightness:current: 100 /proc/acpi/video/VID/LCD0/state:state: 0x1f /proc/acpi/video/VID/LCD0/state:query: 0x01 /proc/acpi/video/VID/LCD0/info:device_id: 0x0400 /proc/acpi/video/VID/LCD0/info:type: UNKNOWN /proc/acpi/video/VID/LCD0/info:known by bios: no /proc/acpi/video/VID/DOS:DOS setting: <7> /proc/acpi/video/VID/POST:<not supported> /proc/acpi/video/VID/POST_info:<not supported> /proc/acpi/video/VID/ROM:<TODO> /proc/acpi/video/VID/info:Switching heads: yes /proc/acpi/video/VID/info:Video ROM: no /proc/acpi/video/VID/info:Device to be POSTed on boot: no
dmesg is attached.
dsdt is an empty file, 0 bytes so I'm not sure about that one.
grep -r . /proc/acpi/video/ :
/proc/acpi/ video/VID/ DVI0/EDID: <not supported> video/VID/ DVI0/brightness :<not supported> video/VID/ DVI0/state: state: 0x1d video/VID/ DVI0/state: query: 0x00 video/VID/ DVI0/info: device_ id: 0x0300 video/VID/ DVI0/info: type: UNKNOWN video/VID/ DVI0/info: known by bios: no video/VID/ CRT0/EDID: <not supported> video/VID/ CRT0/brightness :<not supported> video/VID/ CRT0/state: state: 0x0d video/VID/ CRT0/state: query: 0x00 video/VID/ CRT0/info: device_ id: 0x0100 video/VID/ CRT0/info: type: UNKNOWN video/VID/ CRT0/info: known by bios: no video/VID/ LCD0/EDID: <not supported> video/VID/ LCD0/brightness :levels: 100 100 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 100 video/VID/ LCD0/brightness :current: 100 video/VID/ LCD0/state: state: 0x1f video/VID/ LCD0/state: query: 0x01 video/VID/ LCD0/info: device_ id: 0x0400 video/VID/ LCD0/info: type: UNKNOWN video/VID/ LCD0/info: known by bios: no video/VID/ DOS:DOS setting: <7> video/VID/ POST:<not supported> video/VID/ POST_info: <not supported> video/VID/ ROM:<TODO> video/VID/ info:Switching heads: yes video/VID/ info:Video ROM: no video/VID/ info:Device to be POSTed on boot: no
/proc/acpi/
/proc/acpi/
/proc/acpi/
/proc/acpi/
/proc/acpi/
/proc/acpi/
/proc/acpi/
/proc/acpi/
/proc/acpi/
/proc/acpi/
/proc/acpi/
/proc/acpi/
/proc/acpi/
/proc/acpi/
/proc/acpi/
/proc/acpi/
/proc/acpi/
/proc/acpi/
/proc/acpi/
/proc/acpi/
/proc/acpi/
/proc/acpi/
/proc/acpi/
/proc/acpi/
/proc/acpi/
/proc/acpi/
/proc/acpi/
/proc/acpi/
dmesg is attached.