usb_hub_clear_tt_buffer (9) - Linux Man Pages
usb_hub_clear_tt_buffer: clear control/bulk TT state in high speed hub
usb_hub_clear_tt_buffer - clear control/bulk TT state in high speed hub
int usb_hub_clear_tt_buffer(struct urb
- an URB associated with the failed or incomplete split transaction
High speed HCDs use this to tell the hub driver that some split control or bulk transaction failed in a way that requires clearing internal state of a transaction translator. This is normally detected (and reported) from interrupt context.