Re: [linux-usb-devel] software unplug

2007-07-31 Thread Lucio Crusca
Felipe Balbi wrote: > How much data are we talking about... I could transfer around 500mb > between two pcs using crappy usb-bluetooth dongles... I bought > sometime ago... Data is a few kb, but I suspect that the problem here could be "how many simultaneous connections", not "how much data". My s

Re: [linux-usb-devel] software unplug

2007-07-31 Thread Felipe Balbi
On 7/31/07, Lucio Crusca <[EMAIL PROTECTED]> wrote: > Pete Zaitcev wrote: > > The symptoms you described point to a sequencer lock-up in the device. > > Your best bet is to change the brand of the dongle to a more reliable > > one. > Any suggestion about which brands could be more reliable than oth

Re: [linux-usb-devel] software unplug

2007-07-31 Thread Lucio Crusca
Pete Zaitcev wrote: > The symptoms you described point to a sequencer lock-up in the device. > Your best bet is to change the brand of the dongle to a more reliable > one. Any suggestion about which brands could be more reliable than others? > If you work for a bigger OEM, you may be able to shop

Re: [linux-usb-devel] software unplug

2007-07-30 Thread Alan Stern
On Mon, 30 Jul 2007, Felipe Balbi wrote: > On 7/30/07, Alan Stern <[EMAIL PROTECTED]> wrote: > > On Mon, 30 Jul 2007, Felipe Balbi wrote: > > Lucio's problem is that the device has _already_ disconnected. > > Getting an additional disconnect interrupt won't make any difference. > > yeah... off co

Re: [linux-usb-devel] software unplug

2007-07-30 Thread Pete Zaitcev
On Mon, 30 Jul 2007 17:29:56 +0200, Lucio Crusca <[EMAIL PROTECTED]> wrote: > The only solution I've found in such cases is to unplug and replug the > dongle (even a few reboot cycles aren't enough). However that solution is > not acceptable for me, since the systems should run unattended. > Do y

Re: [linux-usb-devel] software unplug

2007-07-30 Thread David Brownell
On Monday 30 July 2007, Alan Stern wrote: > > Maybe if he echo'es correctly on sysfs, he could achieve this... > > Nope.  You cannot turn off the USB bus power on the computer's USB > ports no matter what you do; the hardware doesn't permit it. It does on some systems. Rarely on PCs though.

Re: [linux-usb-devel] software unplug

2007-07-30 Thread Felipe Balbi
On 7/30/07, Alan Stern <[EMAIL PROTECTED]> wrote: > On Mon, 30 Jul 2007, Felipe Balbi wrote: > Lucio's problem is that the device has _already_ disconnected. > Getting an additional disconnect interrupt won't make any difference. yeah... off course :-p > > > Maybe if he echo'es correctly on sysfs

Re: [linux-usb-devel] software unplug

2007-07-30 Thread Alan Stern
On Mon, 30 Jul 2007, Felipe Balbi wrote: > Hi, > > On 7/30/07, Alan Stern <[EMAIL PROTECTED]> wrote: > > On Mon, 30 Jul 2007, Lucio Crusca wrote: > > There is no way to simulate unplug/replug from software for devices > > attached directly to the computer. However it is possible for devices > >

Re: [linux-usb-devel] software unplug

2007-07-30 Thread Felipe Balbi
Hi, On 7/30/07, Alan Stern <[EMAIL PROTECTED]> wrote: > On Mon, 30 Jul 2007, Lucio Crusca wrote: > There is no way to simulate unplug/replug from software for devices > attached directly to the computer. However it is possible for devices > plugged into some brands of hub. See this web page: Wo

Re: [linux-usb-devel] software unplug

2007-07-30 Thread Alan Stern
On Mon, 30 Jul 2007, Lucio Crusca wrote: > Hello *, > > I have a problem with bluetooth USB dongles. > > Scenario: a number of unattended systems have a USB bluetooth dongle that > send files to nearby bluetooth devices. The systems are built on top of > Debian GNU/Linux Etch i386 and use obexf

Re: [linux-usb-devel] software unplug

2007-07-30 Thread Felipe Balbi
Hi Lucio, On 7/30/07, Lucio Crusca <[EMAIL PROTECTED]> wrote: > Hello *, > > I have a problem with bluetooth USB dongles. > > Scenario: a number of unattended systems have a USB bluetooth dongle that > send files to nearby bluetooth devices. The systems are built on top of > Debian GNU/Linux Etch