-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 On Wednesday 15 November 2006 00:28, Alan Stern wrote: > This patch (as822) prevents the OHCI autostop mechanism from kicking in > if the root hub is not able or not allowed to issue wakeup requests. > > Signed-off-by: Alan Stern <[EMAIL PROTECTED]> > > --- > > Greg: > > This patch should go into 2.6.19-rc ASAP. It does solve a real problem. > The larger-scale changes Dave and I have been discussing will be submitted > separately, for inclusion in 2.6.20. >
Is the original problem (OHCI constantly attempting and failing to suspend root hub) supposed to be fixed in 2.6.20? Currently in rc3 I have ohci_hcd 0000:00:02.0: new USB bus registered, assigned bus number 1 ohci_hcd 0000:00:02.0: created debug files ohci_hcd 0000:00:02.0: irq 11, io mem 0xf7eff000 ohci_hcd 0000:00:02.0: resetting from state 'reset', control = 0x0 ohci_hcd 0000:00:02.0: enabling initreset quirk ohci_hcd 0000:00:02.0: OHCI controller state ohci_hcd 0000:00:02.0: OHCI 1.0, NO legacy support registers ohci_hcd 0000:00:02.0: control 0x083 HCFS=operational CBSR=3 ohci_hcd 0000:00:02.0: cmdstatus 0x00000 SOC=0 ohci_hcd 0000:00:02.0: intrstatus 0x00000044 RHSC SF ohci_hcd 0000:00:02.0: intrenable 0x8000000a MIE RD WDH ohci_hcd 0000:00:02.0: hcca frame #0003 ohci_hcd 0000:00:02.0: roothub.a 01000203 POTPGT=1 NPS NDP=3(3) ohci_hcd 0000:00:02.0: roothub.b 00000000 PPCM=0000 DR=0000 ohci_hcd 0000:00:02.0: roothub.status 00008000 DRWE ohci_hcd 0000:00:02.0: roothub.portstatus [0] 0x00000100 PPS ohci_hcd 0000:00:02.0: roothub.portstatus [1] 0x00000100 PPS ohci_hcd 0000:00:02.0: roothub.portstatus [2] 0x00000100 PPS usb usb1: default language 0x0409 usb usb1: new device strings: Mfr=3, Product=2, SerialNumber=1 usb usb1: Product: OHCI Host Controller usb usb1: Manufacturer: Linux 2.6.20-rc3-1avb ohci_hcd usb usb1: SerialNumber: 0000:00:02.0 usb usb1: uevent usb usb1: usb_probe_device usb usb1: configuration #1 chosen from 1 choice usb usb1: adding 1-0:1.0 (config #1, interface 0) usb 1-0:1.0: uevent hub 1-0:1.0: usb_probe_interface hub 1-0:1.0: usb_probe_interface - got id hub 1-0:1.0: USB hub found hub 1-0:1.0: 3 ports detected hub 1-0:1.0: standalone hub hub 1-0:1.0: no power switching (usb 1.0) hub 1-0:1.0: global over-current protection hub 1-0:1.0: power on to power good time: 2ms hub 1-0:1.0: local power source is good hub 1-0:1.0: no over-current condition exists hub 1-0:1.0: trying to enable port power on non-switchable hub hub 1-0:1.0: state 7 ports 3 chg 0000 evt 0000 /home/bor/src/linux-git/drivers/usb/core/inode.c: creating file '001' ohci_hcd 0000:00:02.0: auto-stop root hub ohci_hcd 0000:00:02.0: auto-wakeup root hub ohci_hcd 0000:00:02.0: auto-stop root hub ohci_hcd 0000:00:02.0: auto-wakeup root hub ... and it goes on and on until I stop it manually by usual method: usb usb1: remote wakeup needed for autosuspend Welcome to new year :) - -andrey -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.5 (GNU/Linux) iD8DBQFFmT/oR6LMutpd94wRAtqLAJ4yNCupGqAC8G6hkAxvuXrW7Jr7KQCgrgyE ZZ5Sd4qeeVy+NiGHjNZ6yR8= =Gwng -----END PGP SIGNATURE----- ------------------------------------------------------------------------- Take Surveys. Earn Cash. Influence the Future of IT Join SourceForge.net's Techsay panel and you'll get the chance to share your opinions on IT & business topics through brief surveys - and earn cash http://www.techsay.com/default.php?page=join.php&p=sourceforge&CID=DEVDEV _______________________________________________ linux-usb-devel@lists.sourceforge.net To unsubscribe, use the last form field at: https://lists.sourceforge.net/lists/listinfo/linux-usb-devel
