GK208M not detected by kernel driver.
[ 206.920626] ACPI Warning: \_SB_.PCI0.GFX0._DSM: Argument #4 type mismatch -
Found [Integer], ACPI requires [Package] (20130725/nsarguments-95)
[ 206.920693] ACPI Warning: \_SB_.PCI0.GFX0._DSM: Argument #4 type mismatch -
Found [Buffer], ACPI requires [Package] (20130725/nsarguments-95)
[ 206.921040] nouveau T[ DEVICE][0000:01:00.0] inc() == 2
[ 206.921055] [drm] hdmi device not found 1 0 1
[ 206.921072] nouveau T[ DRM] inc() == 3
[ 206.921077] nouveau T[ DEVICE][0000:01:00.0] use(+1) == 1
[ 206.921082] nouveau T[ DEVICE][0000:01:00.0] initialising...
[ 206.921086] nouveau D[ DEVICE][0000:01:00.0] initialised
[ 206.921090] nouveau T[ DRM] inc() == 4
[ 206.921095] nouveau T[ DRM] inc() == 5
[ 206.921099] nouveau T[ DEVICE][0000:01:00.0] inc() == 3
[ 206.921373] nouveau E[ DEVICE][0000:01:00.0] unknown chipset, 0x108120a1
[ 206.921378] nouveau E[ DRM] failed to create 0x80000080, -22
[ 206.921381] nouveau T[ DEVICE][0000:01:00.0] dec() == 2
[ 206.921384] nouveau T[ DRM] dec() == 4
[ 206.921386] nouveau T[ DRM] dec() == 3
[ 206.921389] nouveau T[ DEVICE][0000:01:00.0] use(-1) == 0
[ 206.921392] nouveau T[ DEVICE][0000:01:00.0] stopping...
[ 206.921394] nouveau D[ DEVICE][0000:01:00.0] stopped
[ 206.921397] nouveau T[ DRM] dec() == 2
[ 206.921400] nouveau D[ DRM] fini running
[ 206.921403] nouveau T[ DRM] 0xffffffff:0xffffffff fini children
[ 206.921406] nouveau T[ DRM] 0xffffffff:0xffffffff fini running
[ 206.921409] nouveau T[ DRM] use(-1) == 1
[ 206.921412] nouveau T[ DRM] 0xffffffff:0xffffffff fini completed
[ 206.921414] nouveau D[ DRM] fini completed with 0
[ 206.921417] nouveau T[ DRM] dec() == 0
[ 206.921419] nouveau D[ DRM] destroying
[ 206.921422] nouveau T[ DEVICE][0000:01:00.0] dec() == 1
[ 206.921425] nouveau T[ DRM] 0xffffffff:0xffffffff destroy running
[ 206.921427] nouveau T[ DRM] 0xffffffff:0xffffffff destroy completed
[ 206.921430] nouveau T[ DRM] dec() == -1
[ 206.921767] nouveau T[ DEVICE][0000:01:00.0] dec() == 0
[ 206.921773] nouveau D[ DEVICE][0000:01:00.0] destroying
[ 206.921783] nouveau: probe of 0000:01:00.0 failed with error -22
-- lspci --
00:02.0 VGA compatible controller: Intel Corporation 3rd Gen Core processor
Graphics Controller (rev 09) (prog-if 00 [VGA controller])
Subsystem: Toshiba America Info Systems Device fa43
Flags: bus master, fast devsel, latency 0, IRQ 44
Memory at d3000000 (64-bit, non-prefetchable) [size=4M]
Memory at c0000000 (64-bit, prefetchable) [size=256M]
I/O ports at 4000 [size=64]
Expansion ROM at <unassigned> [disabled]
Capabilities: <access denied>
Kernel driver in use: i915
01:00.0 3D controller: NVIDIA Corporation GK208M [GeForce GT 740M] (rev a1)
Subsystem: Toshiba America Info Systems Device fa43
Flags: bus master, fast devsel, latency 0, IRQ 16
Memory at d2000000 (32-bit, non-prefetchable) [size=16M]
Memory at a0000000 (64-bit, prefetchable) [size=256M]
Memory at b0000000 (64-bit, prefetchable) [size=32M]
I/O ports at 3000 [size=128]
[virtual] Expansion ROM at b2000000 [disabled] [size=512K]
Capabilities: <access denied>