Cc: Thinh.Nguyen@xxxxxxxxxxxx On Fri, Jul 08, 2022 at 02:45:30PM +0200, Greg KH wrote:
On Mon, Jul 04, 2022 at 04:18:12PM +0200, Michael Grzeschik wrote:For High-Speed Transfers the prepare_one_trb function is calculating the multiplier setting for the trb based on the length parameter of the trb currently prepared. This assumption is wrong. For trbs with a sg list, the length of the actual request has to be taken instead. Signed-off-by: Michael Grzeschik <m.grzeschik@xxxxxxxxxxxxxx> --- v1 -> v2: - added refactor patch before this patch - using req->request.length as condition valueDoes this need to be backported to older kernels or is it ok for 5.20-rc1?
We can add this line to the patch.
Fixes: 40d829fb2ec6 ("usb: dwc3: gadget: Correct ISOC DATA PIDs for short packets")
I would say this could be backported.
Thinh?
thanks, greg k-h
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