Lines Matching defs:rsr
115 unsigned int status, ch, flag, rsr, max_count = 256;
128 rsr = readb(uap->port.membase + UART01x_RSR) | UART_DUMMY_RSR_RX;
129 if (unlikely(rsr & UART01x_RSR_ANY)) {
132 if (rsr & UART01x_RSR_BE) {
133 rsr &= ~(UART01x_RSR_FE | UART01x_RSR_PE);
137 } else if (rsr & UART01x_RSR_PE)
139 else if (rsr & UART01x_RSR_FE)
141 if (rsr & UART01x_RSR_OE)
144 rsr &= uap->port.read_status_mask;
146 if (rsr & UART01x_RSR_BE)
148 else if (rsr & UART01x_RSR_PE)
150 else if (rsr & UART01x_RSR_FE)
157 uart_insert_char(&uap->port, rsr, UART01x_RSR_OE, ch, flag);