Re: 2.6.21rc3: usb 2-2: pl2303 converter now attached to ttyUSB44

From: Adrian Bunk
Date: Mon Mar 12 2007 - 11:25:37 EST


On Wed, Mar 07, 2007 at 10:22:04AM +0100, Arkadiusz Miskiewicz wrote:
>
> 2.6.21rc3 from today git, thinkpad z60m, pl2303 usb-rs232 adapter and:
>
> [ 84.087080] usb 2-2: new full speed USB device using uhci_hcd and address 3
> [ 84.232615] usb 2-2: configuration #1 chosen from 1 choice
> [ 84.235540] pl2303 2-2:1.0: pl2303 converter detected
> [ 84.235732] usb 2-2: pl2303 converter now attached to ttyUSB44
>
> With older kernels this was ttyUSB0, now it's ttyUSB44 huh, doesn't seem
> correct, right?
>
> [arekm@tarm ~]$ ls -l /dev/tts
> razem 0
> crw-rw---- 1 root ttyS 4, 64 2007-03-07 10:58 0
> crw-rw---- 1 root ttyS 4, 65 2007-03-07 10:58 1
> crw-rw---- 1 root ttyS 4, 66 2007-03-07 10:58 2
> crw-rw---- 1 root ttyS 4, 67 2007-03-07 10:58 3
> crw-rw---- 1 root ttyS 188, 44 2007-03-07 10:17 USB44
>
> Of course it doesn't work. minicom says that there is no device there.
>
> cat test also:
> cat: /dev/tts/USB44: No such device

Thanks for your report.

Can you confirm that it's the following issue, and therefore fixed for
you in the latest -git?

Subject : usb-serial broken
(devices shows up as ttyUSB44 or ttyUSB140 instead of ttyUSB0)
Submitter : Craig Schlenter <craig@xxxxxxxxxxxxxxxx>
Caused-By : Oliver Neukum <oneukum@xxxxxxx>
commit 34ef50e5b1f96c2d8c0f3d28b7d407743806256c
Fixed-By : Oliver Neukum <oneukum@xxxxxxx>
Commit : c744f99eb662b54488304b8b60e5f4323b7587bf
Status : fixed in -rc3-git6

> Arkadiusz MiÅkiewicz

cu
Adrian

--

"Is there not promise of rain?" Ling Tan asked suddenly out
of the darkness. There had been need of rain for many days.
"Only a promise," Lao Er said.
Pearl S. Buck - Dragon Seed

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