Hi, On Mon, 07 Oct 2024 17:49:27 +0530, Siddharth Vadapalli wrote: > The function cdns3_ep_config() calculates the maximum packet size based > on the Endpoint Type and the Gadget Speed and stores it in the variable > "max_packet_size". This value is then programmed in the USB Controller > for the corresponding Endpoint. This may result in a mismatch between > the maximum packet size programmed in the USB controller and the maximum > packet size seen by the UDC Core via "maxpacket" member of "struct usb_ep". > Additionally, since TD_SIZE is calculated in cdns3_ep_run_transfer() on the > basis of the maximum packet size stored in the "maxpacket" member of > "struct usb_ep", it may lead to an incorrect value of TD_SIZE when compared > with what the USB controller actually expects (max_packet_size). > > [...]
Thanks, Applied to https://source.denx.de/u-boot/custodians/u-boot-dfu (u-boot-dfu) [1/1] usb: gadget: cdns3: Fix cdns3_ep_config() by setting ep.maxpacket https://source.denx.de/u-boot/custodians/u-boot-dfu/-/commit/c54c72dec7948093b200ae1290575a1e9abbbb40 -- Mattijs
