Lines Matching defs:ch
252 u8 ch, flag;
256 ch = readb(&channel->control);
258 if (!(ch & Rx_CH_AV))
268 ch = readb(&channel->data);
271 ch &= up->parity_mask;
274 if (!ch)
304 if (uart_handle_sysrq_char(&up->port, ch))
308 uart_insert_char(&up->port, r1, Rx_OVR, ch, flag);
989 static void ip22zilog_put_char(struct uart_port *port, unsigned char ch)
1006 writeb(ch, &channel->data);