Hello, for the following
Dell XPS L501X Core i5 NVidia 420M Optimus disabling or switchin the NVidia GPU doesn't work. the details are below # uname -a Linux linux-zjp1.site 2.6.37-41-vanilla #1 SMP 2011-01-22 00:41:44 +0100 x86_64 x86_64 x86_64 GNU/Linux # dmidecode -s system-product-name && sudo dmidecode -s system-version XPS L501X A06 # lspci -vnnn | perl -lne 'print if /^\d+\:.+(\[\S+\:\S+\])/' | grep VGA 00:02.0 VGA compatible controller [0300]: Intel Corporation Core Processor Integrated Graphics Controller [8086:0046] (rev 18) (prog-if 00 [VGA controller]) 02:00.0 VGA compatible controller [0300]: nVidia Corporation Device [10de:0df1] (rev a1) (prog-if 00 [VGA controller]) # ./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.P0P3.PEGP._OFF: failed Trying \_SB.PCI0.P0P2.PEGP._OFF: failed Trying \_SB.PCI0.P0P1.PEGP._OFF: failed Trying \_SB.PCI0.MXR0.MXM0._OFF: failed Trying \_SB.PCI0.PEG1.GFX0._OFF: failed Trying \_SB.PCI0.PEG1.GFX0.DOFF: failed Trying \_SB.PCI0.XVR0.Z01I.DGOF: failed Trying \_SB.PCI0.PEGR.GFX0._OFF: failed Trying \_SB.PCI0.PEG.VID._OFF: failed Trying \_SB.PCI0.P0P2.DGPU._OFF: failed Trying \_SB.PCI0.P0P4.DGPU.DOFF: failed Trying \_SB.PCI0.IXVE.IGPU.DGOF: failed Trying \_SB.PCI0.RP00.VGA._PS3: failed Trying \_SB.PCI0.RP00.VGA.P3MO: failed Trying \_SB.PCI0.GFX0.DSM._T_0: failed Trying \_SB.PCI0.LPC.EC.PUBS._OFF: failed Trying \_SB.PCI0.P0P2.NVID._OFF: failed # acpidump > acpidump.txt && acpixtract acpidump.txt && iasl -d DSDT.dat && ls -l DSDT.dsl Wrong checksum for DSDT! Wrong checksum for SLIC Wrong checksum for SSDT Wrong checksum for SSDT Wrong checksum for DSDT! Wrong checksum for SLIC! Wrong checksum for SSDT! Wrong checksum for SSDT! Acpi table [DSDT] - 41571 bytes written to DSDT.dat Acpi table [SSDT] - 2408 bytes written to SSDT1.dat Acpi table [SSDT] - 2545 bytes written to SSDT2.dat Intel ACPI Component Architecture AML Disassembler version 20100304 [Jul 1 2010] Copyright (c) 2000 - 2010 Intel Corporation Supports ACPI Specification Revision 4.0 Loading Acpi table from file DSDT.dat Acpi table [DSDT] successfully installed and loaded Pass 1 parse of [DSDT] Pass 2 parse of [DSDT] Parsing Deferred Opcodes (Methods/Buffers/Packages/Regions) Parsing completed Found 2 external control methods, reparsing with new information Pass 1 parse of [DSDT] Pass 2 parse of [DSDT] Parsing Deferred Opcodes (Methods/Buffers/Packages/Regions) Parsing completed Disassembly completed, written to "DSDT.dsl" if there is any other way I can help, please let me know ** Attachment added: "DSDT.dsl" https://bugs.launchpad.net/ubuntu/+source/xorg-server/+bug/312756/+attachment/1803906/+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
