CIX_ACK_INT
if (int_status & CIX_ACK_INT) {
cix_mbox_write(priv, CIX_ACK_INT, CIX_INT_CLEAR);
if (int_status & CIX_ACK_INT) {
cix_mbox_write(priv, CIX_ACK_INT, CIX_INT_CLEAR);
val |= CIX_ACK_INT;
val &= ~CIX_ACK_INT;