Re: [BACKPORT PATCH 1/3] usb: dwc3: ep0: add dwc3_ep0_prepare_one_trb()

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On Mon, Jan 09, 2017 at 01:03:31PM +0200, Felipe Balbi wrote:
> commit 7931ec86c1b738e4e90e58c6d95e5f720d45ee56 upstream.
> 
> For now this is just a cleanup patch, no functional
> changes. We will be using the new function to fix a
> bug introduced long ago by commit 0416e494ce7d
> ("usb: dwc3: ep0: correct cache sync issue in case
> of ep0_bounced") and further worsened by commit
> c0bd5456a470 ("usb: dwc3: ep0: handle non maxpacket
> aligned transfers > 512")
> 
> Cc: <stable@xxxxxxxxxxxxxxx>
> Reported-by: Janusz Dziedzic <januszx.dziedzic@xxxxxxxxxxxxxxx>
> Signed-off-by: Felipe Balbi <felipe.balbi@xxxxxxxxxxxxxxx>
> ---
>  drivers/usb/dwc3/ep0.c | 30 ++++++++++++++++++------------
>  1 file changed, 18 insertions(+), 12 deletions(-)

Thanks for these three patches, I got them to work on 4.4 as well :)

greg k-h
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