Lines Matching refs:is_empty
366 * @is_empty: char pointer to return whether the RX FIFO is empty
375 static char __ssp_receive_char(struct sifive_serial_port *ssp, char *is_empty)
382 if (!is_empty)
385 *is_empty = (v & SIFIVE_SERIAL_RXDATA_EMPTY_MASK) >>
405 char is_empty;
410 ch = __ssp_receive_char(ssp, &is_empty);
411 if (is_empty)
708 char is_empty, ch;
710 ch = __ssp_receive_char(ssp, &is_empty);
711 if (is_empty)