From mboxrd@z Thu Jan 1 00:00:00 1970 From: Marek Vasut Date: Wed, 23 Sep 2015 11:58:35 +0200 Subject: [U-Boot] Regression in usb-storage in u-boot 2015.04 ??? In-Reply-To: <560275CF.20603@redhat.com> References: <55145945.4080201@redhat.com> <201508140116.09602.marex@denx.de> <560275CF.20603@redhat.com> Message-ID: <201509231158.35769.marex@denx.de> List-Id: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: u-boot@lists.denx.de On Wednesday, September 23, 2015 at 11:50:07 AM, Hans de Goede wrote: > Hi, Hi! > On 14-08-15 01:16, Marek Vasut wrote: > > On Monday, April 27, 2015 at 10:40:18 AM, Hans de Goede wrote: > >> Hi, > > > > Hi again! > > > >> On 27-04-15 03:09, Marek Vasut wrote: > >>> On Friday, March 27, 2015 at 09:47:25 AM, Hans de Goede wrote: > >>>> Hi, > >>> > >>> Hi! > >>> > >>> [...] > >>> > >>>>> scanning usb for storage devices... 1 Storage Device(s) > >>>>> found > >>>>> > >>>>> that EHCI timeout appears to be random, it pops up maybe 20% of the > >>>>> time. > >>>>> > >>>>> tried with a few different usb sticks and couldn't reproduce it. > >>>> > >>>> Thanks that confirms that it is a musb issue, and likely one which has > >>>> been around for ages. > >>> > >>> Are there any updates on this musb issue please ? > >> > >> No, since most people who are doing usb booting are using boards with > >> a "proper" ehci usb controller I've not investigated this further. > >> > >> Also this only happens after a usb reset, the first time the storage > >> device works fine, iow this is a corner case. I agree it would be > >> nice to fix it, but -ENOTIME. > > > > CCing also Tom, since he has an MUSB device. Let's not forget about this > > bug. Are there any news please ? > > So I've finally been able to make some time to retest this, and > as hoped the recent(ish) fixes to the sunxi-musb glue for fixing > the gadget code not working when changing gadget type, also fix this. > > TLDR: This was a sunxi specific issue and it is fixed now. Thank you very much for looking into this! I'm really happy I can tick this one off :) Best regards, Marek Vasut