ULPT error: ulpt_status_callback: error=USB_ERR_STALLED

[Hans Petter Selasky]

On 10/28/13 18:34, Aurélien Croc wrote:
> Hi,
>
>> Hi,
>>
>> Look for function "ulpt_watchdog()":
>> […]
>
>
> I recompiled the kernel and test printing something. The result is the same: nothing happens and when I dump the usb messages I got exactly what I attached this morning:
>
> 18:32:13.949199 usbus2.3 SUBM-CTRL-EP=00000000,SPD=FULL,NFR=1,SLEN=8,IVAL=50
> 18:32:13.949366 usbus2.3 DONE-CTRL-EP=00000000,SPD=FULL,NFR=1,SLEN=0,IVAL=50,ERR=STALLED
> 18:32:13.998194 usbus2.3 SUBM-CTRL-EP=00000000,SPD=FULL,NFR=1,SLEN=8,IVAL=50
> 18:32:13.998358 usbus2.3 DONE-CTRL-EP=00000000,SPD=FULL,NFR=1,SLEN=0,IVAL=50,ERR=STALLED
>
> The problem is not solved at all :(

Hi,

Could you add "-vvv" to the usbdump command, to get the USB request 
aswell. Maybe we commented out the wrong request.

--HPS