ATMCI_TXBUFE
iflags |= ATMCI_ENDTX | ATMCI_TXBUFE | ATMCI_BLKE;
| ATMCI_RXBUFF | ATMCI_TXBUFE);
if (pending & ATMCI_TXBUFE) {
atmci_writel(host, ATMCI_IDR, ATMCI_TXBUFE);
atmci_writel(host, ATMCI_IER, ATMCI_TXBUFE);