I realize the nvidia driver is loaded.  Uninstalling the driver makes it so
I can no longer use optirun.  How to I unload the driver, so bbswitch can
turn it off without uninstalling the nvidia driver?

On Fri, May 11, 2012 at 6:44 PM, Lekensteyn <email address hidden>wrote:

> The error is pretty obvious, the nvidia driver is loaded. If you do not
> intend to use the nvidia card, uninstall nvidia-current.
>
> --
> You received this bug notification because you are subscribed to the bug
> report.
> https://bugs.launchpad.net/bugs/984494
>
> Title:
>  bbswitch fails to turn off optimus card
>
> Status in A Bug reporter module for your hosted Launchpad project.:
>  New
>
> Bug description:
>  I recently installed bumblebee to my ASUS K42Jc which has the NVIDIA
> Geforce 310M Optimus card.  I have tested bumblebee and I am able to use
> optirun fine.  My problem is bbswitch fails to turn off the card and I
> still only get projected 80mins of battery life (but really more like 40
> mins).  I tried what is suggested on
> https://github.com/Bumblebee-Project/bbswitch but get when I run
>  # tee /proc/acpi/bbswitch <<<OFF
>  using sudo, I get
>  $ dmesg |tail -1
>  bbswitch: device 0000:01:00.0 is in use by driver 'nvidia', refusing OFF
>  so the driver is still loaded and I have not been able to figure out how
> to unload the driver.  I have added bbswitch load_state=0 to /etc/modules
> and rebooted several times but the driver is still loaded.
>
>  Thank you for your help.  Any more battery life would be amazing!
>
>
>  steve-K42Jc: tmp.YzAFoy0HvZ/>dmesg | grep -C 10 bbswitch:
>  1203-[   14.889029] ACPI Warning: _BQC returned an invalid level
> (20110112/video-473)
>  1204-[   14.889426] acpi device:4f: registered as cooling_device5
>  1205-[   14.889785] input: Video Bus as
> /devices/LNXSYSTM:00/device:00/PNP0A08:00/LNXVIDEO:02/input/input8
>  1206-[   14.889871] ACPI: Video Device [GFX0] (multi-head: yes  rom: no
>  post: no)
>  1207-[   14.890156] [drm] Initialized i915 1.6.0 20080730 for
> 0000:00:02.0 on minor 0
>  1208-[   14.924307] uvcvideo: Found UVC 1.00 device USB 2.0 Camera
> (13d3:5130)
>  1209-[   14.931489] input: USB 2.0 Camera as
> /devices/pci0000:00/0000:00:1a.0/usb1/1-1/1-1.2/1-1.2:1.0/input/input9
>  1210-[   14.931572] usbcore: registered new interface driver uvcvideo
>  1211-[   14.931574] USB Video Class driver (v1.0.0)
>  1212-[   14.967101] lp: driver loaded but no devices found
>  1213:[   15.271166] bbswitch: Found integrated VGA device 0000:00:02.0:
> \_SB_.PCI0.GFX0
>  1214:[   15.271179] bbswitch: Found discrete VGA device 0000:01:00.0:
> \_SB_.PCI0.PEG1.GFX0
>  1215:[   15.271330] bbswitch: detected an Optimus _DSM function
>  1216:[   15.271338] bbswitch: disabling discrete graphics
>  1217:[   15.271460] bbswitch: Result of Optimus _DSM call: 01000058
>  1218-[   15.290715] pci 0000:01:00.0: Refused to change power state,
> currently in D0
>  1219-[   15.414535] cfg80211: World regulatory domain updated:
>  1220-[   15.414538] cfg80211:     (start_freq - end_freq @ bandwidth),
> (max_antenna_gain, max_eirp)
>  1221-[   15.414540] cfg80211:     (2402000 KHz - 2472000 KHz @ 40000
> KHz), (300 mBi, 2000 mBm)
>  1222-[   15.414542] cfg80211:     (2457000 KHz - 2482000 KHz @ 20000
> KHz), (300 mBi, 2000 mBm)
>  1223-[   15.414544] cfg80211:     (2474000 KHz - 2494000 KHz @ 20000
> KHz), (300 mBi, 2000 mBm)
>  1224-[   15.414545] cfg80211:     (5170000 KHz - 5250000 KHz @ 40000
> KHz), (300 mBi, 2000 mBm)
>  1225-[   15.414547] cfg80211:     (5735000 KHz - 5835000 KHz @ 40000
> KHz), (300 mBi, 2000 mBm)
>  1226-[   15.600591] pci 0000:01:00.0: power state changed by ACPI to D3
>  1227:[   15.600599] bbswitch: Succesfully loaded. Discrete card
> 0000:01:00.0 is off
>  1228-[   15.691549] ath9k 0000:03:00.0: PCI INT A -> GSI 17 (level, low)
> -> IRQ 17
>  1229-[   15.691560] ath9k 0000:03:00.0: setting latency timer to 64
>  1230-[   15.742600] ath: EEPROM regdomain: 0x60
>  1231-[   15.742604] ath: EEPROM indicates we should expect a direct
> regpair map
>  1232-[   15.742607] ath: Country alpha2 being used: 00
>  1233-[   15.742608] ath: Regpair used: 0x60
>  1234-[   15.742612] cfg80211: Updating information on frequency 2412 MHz
> for a 20 MHz width channel with regulatory rule:
>  1235-[   15.742614] cfg80211: 2402000 KHz - 2472000 KHz @  KHz), (N/A
> mBi, 2000 mBm)
>  1236-[   15.742616] cfg80211: Updating information on frequency 2417 MHz
> for a 20 MHz width channel with regulatory rule:
>  1237-[   15.742617] cfg80211: 2402000 KHz - 2472000 KHz @  KHz), (N/A
> mBi, 2000 mBm)
>  --
>  1549-[10161.805690] cfg80211: Disabling freq 2472 MHz
>  1550-[10161.805693] cfg80211: Disabling freq 2484 MHz
>  1551-[10161.805702] cfg80211: Regulatory domain changed to country: US
>  1552-[10161.805705] cfg80211:     (start_freq - end_freq @ bandwidth),
> (max_antenna_gain, max_eirp)
>  1553-[10161.805709] cfg80211:     (2402000 KHz - 2472000 KHz @ 40000
> KHz), (300 mBi, 2700 mBm)
>  1554-[10161.805713] cfg80211:     (5170000 KHz - 5250000 KHz @ 40000
> KHz), (300 mBi, 1700 mBm)
>  1555-[10161.805717] cfg80211:     (5250000 KHz - 5330000 KHz @ 40000
> KHz), (300 mBi, 2000 mBm)
>  1556-[10161.805721] cfg80211:     (5490000 KHz - 5600000 KHz @ 40000
> KHz), (300 mBi, 2000 mBm)
>  1557-[10161.805725] cfg80211:     (5650000 KHz - 5710000 KHz @ 40000
> KHz), (300 mBi, 2000 mBm)
>  1558-[10161.805729] cfg80211:     (5735000 KHz - 5835000 KHz @ 40000
> KHz), (300 mBi, 3000 mBm)
>  1559:[10215.316936] bbswitch: device 0000:01:00.0 is in use by driver
> 'nvidia', refusing OFF
>  1560:[10240.842782] bbswitch: device 0000:01:00.0 is in use by driver
> 'nvidia', refusing OFF
>
>  Kernel
>  [51] steve-K42Jc: tmp.YzAFoy0HvZ/>uname -a
>  Linux steve-K42Jc 2.6.38-020638rc8-generic #201103081151 SMP Tue Mar 8
> 11:57:03 UTC 2011 x86_64 x86_64 x86_64 GNU/Linux
>
>  Distro: Ubuntu 11.04
>
>
>  [53] steve-K42Jc: tmp.YzAFoy0HvZ/>apt-cache policy xorg
>  xorg:
>    Installed: 1:7.6+4ubuntu3.2
>
> To manage notifications about this bug go to:
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>



-- 
Steve Howell
<email address hidden>
301.531.5195