[U-Boot] Subject

[Marek Vasut]

On 3/18/19 10:56 AM, Eugeniu Rosca wrote:
> Hi Marek, Paul, cc: Alex

Hi,

> jFYI/FWIW, reverting [1-2] allows getting rid of below warnings on
> R-Car3, when running basic fastboot commands (e.g. fastboot getvar):

Maybe a more constructive approach would be to send a patch fixing the
issue instead of reverting patches :)

> [    8.035764] status: -104 ep 'ep1' trans: 0
> [   18.744354] status: -104 ep 'ep1' trans: 28
> [   18.748950] status: -104 ep 'ep1' trans: 9
> [   18.753370] status: -104 ep 'ep1' trans: 28
> [   26.064761] status: -104 ep 'ep1' trans: 28
> 
> This has been pointed out by Dmytro (To:) in one of his patches which
> reached us via official Renesas release. Since R-Car USB gadget driver
> is not yet present in mainline [3], the behavior cannot be reproduced
> with vanilla U-Boot. In case, at some point in time, you hit the same
> problem and come to the same or an alternative solution, please share.
> TIA!

Since this is gadget code, CCing U-Boot USB gadget maintainer.

> [1] https://patchwork.ozlabs.org/patch/491249/ ("[U-Boot,2/2] usb: gadget: fastboot: Dequeue the previous IN request for the current request")
> [2] http://git.denx.de/?p=u-boot.git;a=commitdiff;h=bc9071c9f318 ("usb: gadget: fastboot: Dequeue the previous IN request for the current request")
> [3] https://patchwork.ozlabs.org/patch/978026/#2107803
> 
> Best regards,
> Eugeniu.
> 


-- 
Best regards,
Marek Vasut