DWC OTG TX path optimisation for 11-current

Hans Petter Selasky hps at selasky.org
Thu Jul 30 06:26:22 UTC 2015


On 07/29/15 21:41, Andreas Schwarz wrote:
> On 29.07.15, Hans Petter Selasky wrote:
>
>> On 07/29/15 17:45, John-Mark Gurney wrote:
>>> Just for your information, when I start buildworld, the system
>>>> responds very fast (console, ssh). After about one hour, it starts to
>>>> print the following warnings:
>>
>> Did this happen before r285935 aswell or only after this revision?
>
> This will happen since ~r283xxx, there are some reports in this ml,
> have a look at my post from 2015-06-03.
>

Hi,

If this is easy to reproduce for you, can you try the SMSC patch I made?

There has been a slow development of the USB code on the RPI affecting 
performance and timing.

Running iperf for more than an hour does not reproduce this issue.

--HPS



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