2017-03-07 21:58:03

by John Youn

[permalink] [raw]
Subject: Re: bug? dwc2: insufficient fifo memory

+linux-usb

On 2/24/2017 2:46 PM, John Stultz wrote:
> Hey John,
> So after the USB tree landed in 4.11-rc, I've been seeing the
> following warning at bootup.
>
> It seems the fifo_mem/total_fifo_size value on hikey is 1920, but I'm
> seeing the addresses zip upward quickly as the txfsz values are all
> 2048. Not exactly sure whats wrong here. Things still seem to work
> properly.
>

Hi John,

Could you send us a register dump before and after you load the
function? You can get this through debugfs.

Regards,
John