Intel Extensible Firmware Interface - Manual (Page 558)

Extensible Firmware Interface Specification
14-18 12/01/02 Version 1.10
If IsNewTransfer is FALSE , then the interrupt transfer is canceled.
EFI_INVALID_PARAMETER is returned if one of the following conditions is satisfied:
1. Data transfer direction indicated by EndPointAddress is other than EfiUsbDataIn .
2. IsNewTransfer is TRUE and DataLength is 0.
3. IsNewTransfer is TRUE and DataToggle points to a value other than 0 and 1.
4. IsNewTransfer is TRUE and PollingInterval is not in the range 1..255.
Status Codes Returned
EFI_SUCCESS The asynchronous interrupt transfer request has been successfully
submitted or canceled.
EFI_INVALID_PARAMETER Some parameters are invalid. The possible invalid parameters are
described in “Description” above.
EFI_OUT_OF_RESOURCES The request could not be completed due to a lack of resources.