[U-Boot] Subject

[Paul Kocialkowski]

Hi,

Le lundi 18 mars 2019 à 10:56 +0100, Eugeniu Rosca a écrit :
> Hi Marek, Paul, cc: Alex
> 
> jFYI/FWIW, reverting [1-2] allows getting rid of below warnings on
> R-Car3, when running basic fastboot commands (e.g. fastboot getvar):
> 
> [    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

I don't think reverting this patch in mainline U-Boot would be a good
idea, as it is required to get fastboot to work at all on sunxi
platforms with the MUSB controller.

Did you investigate the issue to see what is happening here precisely?

Cheers,

Paul

> 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!
> 
> [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.