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From: Stefan Roese <sr@denx.de>
To: u-boot@lists.denx.de
Subject: [U-Boot] GSoC projects for Minnowboard MAX
Date: Mon, 7 Mar 2016 12:56:35 +0100	[thread overview]
Message-ID: <56DD6C73.3060304@denx.de> (raw)
In-Reply-To: <CAPnjgZ3eSuQxB3KbLgnd4NG3f9-bCB0YFtKQHBUFCvMekDqDng@mail.gmail.com>

Hi Simon, Hi Hans,

On 17.02.2016 17:35, Simon Glass wrote:
> +Bin
>
> Hi Hans,
>
> On 11 February 2016 at 08:44, Hans de Goede <hdegoede@redhat.com> wrote:
>> Hi,
>>
>> On 11-02-16 13:16, Simon Glass wrote:
>>>
>>> Hi,
>>>
>>> Minnowboard is looking for GSoC projects this year.
>>>
>>> http://wiki.minnowboard.org/GSoC2016
>>>
>>> There are a few things listed in README.x86 to be done. Any ideas?
>>
>>
>> Maybe speed up USB port scan ? This really needs to be parallelized
>> by using some for of cooperative multi-tasking.
>>
>> For starters just parallelizing the scanning of separate controllers
>> in drivers/usb/host/usb-uclass.c: usb_init() by splitting
>> usb_scan_bus() into a  usb_scan_bus_start() and usb_scan_bus_get_status()
>> with the latter being called repeatedly until all busses are done
>> would already help. Then do something similar for scanning all
>> ports of a hub in "parallel", etc.
>
> Yes that sounds good. There is a lot that could be done there. Are you
> interested in mentoring a student?

Just to inform you, so that we don't work on this with multiple people
at the same time and waist resources. I'm currently working on this USB
scan speedup. I suspect to have something ready to publish latest by
end of this week.

Thanks,
Stefan

  parent reply	other threads:[~2016-03-07 11:56 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-02-11 12:16 [U-Boot] GSoC projects for Minnowboard MAX Simon Glass
2016-02-11 15:44 ` Hans de Goede
2016-02-17 16:35   ` Simon Glass
2016-02-18  1:06     ` Bin Meng
2016-02-19 20:57       ` Simon Glass
2016-02-20  1:24         ` Bin Meng
2016-03-07 11:56     ` Stefan Roese [this message]
2016-03-07 18:30       ` Simon Glass

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