Adding my laptop into the mix. Samsung QX410 obiwan ~ # dmidecode -s system-product-name && sudo dmidecode -s system-version QX310/QX410/QX510/SF310/SF410/SF510 02MX obiwan ~ # lspci -vnnn | perl -lne 'print if /^\d+\:.+(\[\S+\:\S+\])/' | egrep 'VGA|3D' 00:02.0 VGA compatible controller [0300]: Intel Corporation Core Processor Integrated Graphics Controller [8086:0046] (rev 02) (prog-if 00 [VGA controller]) 01:00.0 3D controller [0302]: nVidia Corporation GT218 [GeForce 310M] [10de:0a70] (rev a2) obiwan ~ #
obiwan ~/tmp/acpi_call # ./test_off.sh Trying \_SB.PCI0.P0P1.VGA._OFF: failed Trying \_SB.PCI0.P0P2.VGA._OFF: failed Trying \_SB_.PCI0.OVGA.ATPX: failed Trying \_SB_.PCI0.OVGA.XTPX: failed Trying \_SB.PCI0.P0P2.PEGP._OFF: works! obiwan ~/tmp/acpi_call # one thing to note, the nVidia card shows up as a "3D controller", rather than a "VGA controller". ** Attachment added: "DSDT.dsl" https://bugs.launchpad.net/ubuntu/+source/xorg-server/+bug/312756/+attachment/1771900/+files/DSDT.dsl -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/312756 Title: MASTER: support graphics card hot switch -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs