[Top][All Lists]
[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
Re: [Discuss-gnuradio] USBDEVFS_CONTROL failed
From: |
Rahul Dhar |
Subject: |
Re: [Discuss-gnuradio] USBDEVFS_CONTROL failed |
Date: |
Mon, 25 Apr 2005 03:53:53 -0400 |
User-agent: |
Mutt/1.5.9i |
On Sun, Apr 24, 2005 at 01:17:26PM -0700, Eric Blossom wrote:
> On Fri, Apr 22, 2005 at 09:13:27PM -0400, Rahul Dhar wrote:
> > I frequently get messages of the variety
> > in demsg:
> > usbdevfs: USBDEVFS_CONTROL failed dev 6 rqt 64 rq 8 len 1 ret -32
> > in console:
> > usb_control_msg failed: error sending control message: Connection
> > timed out
> >
> > What causes this? Normally unplugging the USRPs for a few seconds,
> > and reloading the ehci-hcd module takes care of it, but it's getting
> > annoying to have to do this every few minutes.
> >
>
> I haven't ever seen this message.
>
> Are you seeing any messages from the gnuradio apps, or just in the
> kernel log?
I see it when running the fsk_tx/rx apps and my own code. In my code, I
start up both Tx and Rx daughtercards on two USRPs (both connected to
one machine)
> Is the usrp dev 6, or is it some other device?
Yes. The only devices plugged in are USRPs.
> What kernel are you running?
vanilla 2.4.18.
-Rahul
--
Rahul Dhar
address@hidden
Actually, my goal is to have a sandwich named after me.
signature.asc
Description: Digital signature