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Message #00740
Dell XPS L702X and Nvidia GT555M optimus acpi_call works
Hi all,
I can confirm that the above configuration works with dell702X.sh script from Jos Hickson (
https://lists.launchpad.net/hybrid-graphics-linux/msg00663.html )
Using kernel 2.6.38.2 and latest acpi_call.ko from the git repository.
Here are some more details:
# dmidecode -s system-product-name
Dell System XPS L702X
# lspci -vnnn | perl -lne 'print if /^\d+\:.+(\[\S+\:\S+\])/' | grep VGA
00:02.0 VGA compatible controller [0300]: Intel Corporation Device [8086:0126] (rev 09) (prog-if 00 [VGA controller])
01:00.0 VGA compatible controller [0300]: nVidia Corporation Device [10de:0dcd] (rev a1) (prog-if 00 [VGA controller])
# grep rate /proc/acpi/battery/BAT0/state
present rate: 2257 mW
# ./dellL702X.sh off
_DSM {0x59, 0x00, 0x00, 0x11}
_PS3 0x3
Dell L702X Optimus appears to be off
# lspci -vnnn | perl -lne 'print if /^\d+\:.+(\[\S+\:\S+\])/' | grep VGA
00:02.0 VGA compatible controller [0300]: Intel Corporation Device [8086:0126] (rev 09) (prog-if 00 [VGA controller])
01:00.0 VGA compatible controller [0300]: nVidia Corporation Device [10de:0dcd] (rev ff) (prog-if ff)
#grep rate /proc/acpi/battery/BAT0/state
present rate: 1321 mW
Hope it helps.