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

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Date:	Mon, 12 Mar 2007 16:25:13 +0100
From:	Adrian Bunk <bunk@...sta.de>
To:	Arkadiusz Miskiewicz <arekm@...en.pl>
Cc:	linux-kernel@...r.kernel.org, linux-usb-devel@...ts.sourceforge.net
Subject: Re: 2.6.21rc3: usb 2-2: pl2303 converter now attached to ttyUSB44

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@...m ~]$ 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@...efountain.com>
Caused-By  : Oliver Neukum <oneukum@...e.de>
             commit 34ef50e5b1f96c2d8c0f3d28b7d407743806256c
Fixed-By   : Oliver Neukum <oneukum@...e.de>
Commit     : c744f99eb662b54488304b8b60e5f4323b7587bf
Status     : fixed in -rc3-git6

> Arkadiusz Miśkiewicz

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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