Xu Yang 4726347825 usb: chipidea: udc: improve error recovery for ISO transfer ...

Impove device mode ISO transfer error tolerant by reprime the corresponding
endpoint.

The recovery steps when error occurs:
- Delete the error dTD from dQH and giveback request to user.
- Do reprime if dQH is not empty.
- Do prime when new dTD is queued if dQH is empty

Acked-by: Peter Chen <peter.chen@kernel.org>
Signed-off-by: Xu Yang <xu.yang_2@nxp.com>
Link: https://lore.kernel.org/r/20240926022906.473319-3-xu.yang_2@nxp.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

2024-10-04 15:14:09 +02:00

58 KiB

Raw Blame History

View Raw