Searched refs:UART_LSR_DR (Results 1 - 35 of 35) sorted by relevance

/linux-4.1.27/arch/powerpc/boot/
H A Dns16550.c25 #define UART_LSR_DR 0x01 /* Receiver data ready */ macro
46 while ((in_8(reg_base + (UART_LSR << reg_shift)) & UART_LSR_DR) == 0); ns16550_getc()
52 return ((in_8(reg_base + (UART_LSR << reg_shift)) & UART_LSR_DR) != 0); ns16550_tstc()
/linux-4.1.27/drivers/staging/speakup/
H A Dserialio.c99 while (inb_p(speakup_info.port_tts + UART_LSR) & UART_LSR_DR) { synth_readbuf_handler()
191 while (!(inb_p(speakup_info.port_tts + UART_LSR) & UART_LSR_DR)) { spk_serial_in()
207 if (!(lsr & UART_LSR_DR)) spk_serial_in_nowait()
H A Dspeakup_decext.c41 u_char avail = inb_p(speakup_info.port_tts + UART_LSR) & UART_LSR_DR; get_last_char()
/linux-4.1.27/drivers/tty/serial/8250/
H A D8250_fsl.c51 if (lsr & (UART_LSR_DR | UART_LSR_BI)) fsl8250_handle_irq()
H A D8250_omap.c158 (UART_LSR_THRE | UART_LSR_DR))) { omap_8250_mdr1_errataset()
350 up->port.read_status_mask = UART_LSR_OE | UART_LSR_THRE | UART_LSR_DR; omap_8250_set_termios()
376 up->port.ignore_status_mask |= UART_LSR_DR; omap_8250_set_termios()
991 if (status & (UART_LSR_DR | UART_LSR_BI)) { omap_8250_dma_handle_irq()
H A D8250_core.c775 for (count = 0; (serial_in(up, UART_LSR) & UART_LSR_DR) && size_fifo()
1435 up->port.read_status_mask &= ~UART_LSR_DR; serial8250_stop_rx()
1483 if (likely(lsr & UART_LSR_DR)) serial8250_rx_chars()
1488 * set UART_LSR_BI without setting UART_LSR_DR when serial8250_rx_chars()
1490 * receive buffer without UART_LSR_DR bit set, we serial8250_rx_chars()
1540 } while ((lsr & (UART_LSR_DR | UART_LSR_BI)) && (--max_count > 0)); serial8250_rx_chars()
1643 if (status & (UART_LSR_DR | UART_LSR_BI)) { serial8250_handle_irq()
2100 if (!(lsr & UART_LSR_DR)) { serial8250_get_poll_char()
2616 port->read_status_mask = UART_LSR_OE | UART_LSR_THRE | UART_LSR_DR; serial8250_do_set_termios()
2642 port->ignore_status_mask |= UART_LSR_DR; serial8250_do_set_termios()
/linux-4.1.27/arch/mn10300/kernel/
H A Dgdb-io-serial-low.S51 btst UART_LSR_DR,d3
/linux-4.1.27/drivers/tty/serial/
H A Dpxa.c95 up->port.read_status_mask &= ~UART_LSR_DR; serial_pxa_stop_rx()
169 } while ((*status & UART_LSR_DR) && (max_count-- > 0)); receive_chars()
261 if (lsr & UART_LSR_DR) serial_pxa_irq()
495 up->port.read_status_mask = UART_LSR_OE | UART_LSR_THRE | UART_LSR_DR; serial_pxa_set_termios()
521 up->port.ignore_status_mask |= UART_LSR_DR; serial_pxa_set_termios()
695 while (!(lsr & UART_LSR_DR)) serial_pxa_get_poll_char()
H A Dvr41xx_siu.c278 port->read_status_mask &= ~UART_LSR_DR; siu_stop_rx()
364 } while ((lsr & UART_LSR_DR) && (max_count-- > 0)); receive_chars()
436 if (lsr & UART_LSR_DR) siu_interrupt()
559 port->read_status_mask = UART_LSR_THRE | UART_LSR_OE | UART_LSR_DR; siu_set_termios()
575 port->ignore_status_mask |= UART_LSR_DR; siu_set_termios()
H A Domap-serial.c366 up->port.read_status_mask |= UART_LSR_DR; serial_omap_stop_tx()
380 up->port.read_status_mask &= ~UART_LSR_DR; serial_omap_stop_rx()
517 if (likely(lsr & UART_LSR_DR)) serial_omap_rlsi()
565 if (!(lsr & UART_LSR_DR)) serial_omap_rdi()
775 if (serial_in(up, UART_LSR) & UART_LSR_DR) serial_omap_startup()
842 if (serial_in(up, UART_LSR) & UART_LSR_DR) serial_omap_shutdown()
925 up->port.read_status_mask = UART_LSR_OE | UART_LSR_THRE | UART_LSR_DR; serial_omap_set_termios()
951 up->port.ignore_status_mask |= UART_LSR_DR; serial_omap_set_termios()
1244 if (!(status & UART_LSR_DR)) { serial_omap_poll_get_char()
1784 (UART_LSR_THRE | UART_LSR_DR))) { serial_omap_mdr1_errataset()
H A Dm32r_sio_reg.h131 #define UART_LSR_DR 0x04 /* Receiver data ready */ macro
H A Dsunsu.c306 up->port.read_status_mask &= ~UART_LSR_DR; sunsu_stop_rx()
393 } while ((*status & UART_LSR_DR) && (max_count-- > 0)); receive_chars()
466 if (status & UART_LSR_DR) sunsu_serial_interrupt()
531 } while (serial_in(up, UART_LSR) & UART_LSR_DR); receive_kbd_ms_chars()
541 if ((status & UART_LSR_DR) || (status & UART_LSR_BI)) sunsu_kbd_ms_interrupt()
845 up->port.read_status_mask = UART_LSR_OE | UART_LSR_THRE | UART_LSR_DR; sunsu_change_speed()
871 up->port.ignore_status_mask |= UART_LSR_DR; sunsu_change_speed()
H A Dm32r_sio.c295 up->port.read_status_mask &= ~UART_LSR_DR; m32r_sio_stop_rx()
377 } while ((*status & UART_LSR_DR) && (max_count-- > 0)); receive_chars()
748 up->port.read_status_mask = UART_LSR_OE | UART_LSR_THRE | UART_LSR_DR; m32r_sio_set_termios()
774 up->port.ignore_status_mask |= UART_LSR_DR; m32r_sio_set_termios()
H A Dnwpserial.c151 } while (dcr_read(up->dcr_host, UART_LSR) & UART_LSR_DR); nwpserial_interrupt()
H A Dserial-tegra.c338 if (!(lsr & UART_LSR_DR) && (lsr & UART_LSR_FIFOE)) tegra_uart_decode_rx_error()
518 if (!(lsr & UART_LSR_DR)) tegra_uart_handle_rx_pio()
H A Dpch_uart.c597 i < rx_size && lsr & (UART_LSR_DR | UART_LSR_BI); pch_uart_hal_read()
1571 if (!(lsr & UART_LSR_DR)) pch_uart_get_poll_char()
/linux-4.1.27/arch/powerpc/platforms/embedded6xx/
H A Dls_uart.c46 while (in_8(avr_addr + UART_LSR) & UART_LSR_DR) wd_stop()
/linux-4.1.27/arch/frv/kernel/
H A Dgdb-io.c118 while (__UART(LSR) & UART_LSR_DR) { gdbstub_do_rx()
/linux-4.1.27/drivers/mmc/card/
H A Dsdio_uart.c306 port->read_status_mask = UART_LSR_OE | UART_LSR_THRE | UART_LSR_DR; sdio_uart_change_speed()
332 port->ignore_status_mask |= UART_LSR_DR; sdio_uart_change_speed()
372 port->read_status_mask &= ~UART_LSR_DR; sdio_uart_stop_rx()
425 } while ((*status & UART_LSR_DR) && (max_count-- > 0)); sdio_uart_receive_chars()
540 if (lsr & UART_LSR_DR) sdio_uart_irq()
/linux-4.1.27/arch/arm/mach-orion5x/
H A Dkurobox_pro-setup.c194 while (!(readl(UART1_REG(LSR)) & UART_LSR_DR)) { kurobox_pro_miconread()
H A Dterastation_pro2-setup.c173 while (!(readl(UART1_REG(LSR)) & UART_LSR_DR)) { tsp2_miconread()
/linux-4.1.27/drivers/isdn/hisax/
H A Delsa_ser.c331 } while (*status & UART_LSR_DR); receive_chars()
402 if (status & UART_LSR_DR) rs_interrupt_elsa()
/linux-4.1.27/drivers/tty/
H A Damiserial.c260 status = UART_LSR_DR; /* We obviously have a character! */ receive_chars()
750 info->read_status_mask = UART_LSR_OE | UART_LSR_DR; change_speed()
775 info->ignore_status_mask |= UART_LSR_DR; change_speed()
1410 state->read_status_mask &= ~UART_LSR_DR; rs_close()
H A Dmxser.c761 info->read_status_mask = UART_LSR_OE | UART_LSR_THRE | UART_LSR_DR; mxser_change_speed()
2146 } while (*status & UART_LSR_DR); mxser_receive_chars()
2291 if (status & UART_LSR_DR) mxser_interrupt()
/linux-4.1.27/drivers/tty/serial/jsm/
H A Djsm_neo.c416 if (!(linestatus & UART_LSR_DR)) { neo_copy_data_from_uart_to_queue()
422 linestatus &= ~UART_LSR_DR; neo_copy_data_from_uart_to_queue()
857 if (ch->ch_cached_lsr & UART_LSR_DR) { neo_parse_lsr()
H A Djsm_cls.c401 if (!(linestatus & UART_LSR_DR)) cls_copy_data_from_uart_to_queue()
/linux-4.1.27/drivers/bluetooth/
H A Dbtuart_cs.c283 } while (inb(iobase + UART_LSR) & UART_LSR_DR); btuart_receive()
H A Ddtl1_cs.c284 } while (inb(iobase + UART_LSR) & UART_LSR_DR); dtl1_receive()
/linux-4.1.27/include/uapi/linux/
H A Dserial_reg.h139 #define UART_LSR_DR 0x01 /* Receiver data ready */ macro
/linux-4.1.27/drivers/staging/dgnc/
H A Ddgnc_neo.c535 if (ch->ch_cached_lsr & UART_LSR_DR) { neo_parse_lsr()
1243 if (!(linestatus & UART_LSR_DR)) { neo_copy_data_from_uart_to_queue()
1249 linestatus &= ~UART_LSR_DR; neo_copy_data_from_uart_to_queue()
H A Ddgnc_cls.c852 if (!(linestatus & (UART_LSR_DR))) cls_copy_data_from_uart_to_queue()
/linux-4.1.27/drivers/staging/media/lirc/
H A Dlirc_sir.c528 } while (lsr & UART_LSR_DR); /* data ready */ sir_interrupt()
/linux-4.1.27/sound/drivers/
H A Dserial-u16550.c216 while ((status = inb(uart->base + UART_LSR)) & UART_LSR_DR) { snd_uart16550_io_loop()
/linux-4.1.27/drivers/net/irda/
H A Dali-ircc.c881 } while (inb(iobase+UART_LSR) & UART_LSR_DR); ali_ircc_sir_receive()
H A Dsmsc-ircc2.c1500 } while (inb(iobase + UART_LSR) & UART_LSR_DR); smsc_ircc_sir_receive()

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