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

/linux-4.1.27/arch/powerpc/boot/
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); in ns16550_getc()
52 return ((in_8(reg_base + (UART_LSR << reg_shift)) & UART_LSR_DR) != 0); in ns16550_tstc()
/linux-4.1.27/drivers/staging/speakup/
Dserialio.c99 while (inb_p(speakup_info.port_tts + UART_LSR) & UART_LSR_DR) { in synth_readbuf_handler()
191 while (!(inb_p(speakup_info.port_tts + UART_LSR) & UART_LSR_DR)) { in spk_serial_in()
207 if (!(lsr & UART_LSR_DR)) in spk_serial_in_nowait()
Dspeakup_decext.c41 u_char avail = inb_p(speakup_info.port_tts + UART_LSR) & UART_LSR_DR; in get_last_char()
/linux-4.1.27/drivers/tty/serial/8250/
D8250_fsl.c51 if (lsr & (UART_LSR_DR | UART_LSR_BI)) in fsl8250_handle_irq()
D8250_omap.c158 (UART_LSR_THRE | UART_LSR_DR))) { in omap_8250_mdr1_errataset()
350 up->port.read_status_mask = UART_LSR_OE | UART_LSR_THRE | UART_LSR_DR; in omap_8250_set_termios()
376 up->port.ignore_status_mask |= UART_LSR_DR; in omap_8250_set_termios()
991 if (status & (UART_LSR_DR | UART_LSR_BI)) { in omap_8250_dma_handle_irq()
D8250_core.c775 for (count = 0; (serial_in(up, UART_LSR) & UART_LSR_DR) && in size_fifo()
1435 up->port.read_status_mask &= ~UART_LSR_DR; in serial8250_stop_rx()
1483 if (likely(lsr & UART_LSR_DR)) in serial8250_rx_chars()
1540 } while ((lsr & (UART_LSR_DR | UART_LSR_BI)) && (--max_count > 0)); in serial8250_rx_chars()
1643 if (status & (UART_LSR_DR | UART_LSR_BI)) { in serial8250_handle_irq()
2100 if (!(lsr & UART_LSR_DR)) { in serial8250_get_poll_char()
2616 port->read_status_mask = UART_LSR_OE | UART_LSR_THRE | UART_LSR_DR; in serial8250_do_set_termios()
2642 port->ignore_status_mask |= UART_LSR_DR; in serial8250_do_set_termios()
/linux-4.1.27/drivers/tty/serial/
Dpxa.c95 up->port.read_status_mask &= ~UART_LSR_DR; in serial_pxa_stop_rx()
169 } while ((*status & UART_LSR_DR) && (max_count-- > 0)); in receive_chars()
261 if (lsr & UART_LSR_DR) in serial_pxa_irq()
495 up->port.read_status_mask = UART_LSR_OE | UART_LSR_THRE | UART_LSR_DR; in serial_pxa_set_termios()
521 up->port.ignore_status_mask |= UART_LSR_DR; in serial_pxa_set_termios()
695 while (!(lsr & UART_LSR_DR)) in serial_pxa_get_poll_char()
Dm32r_sio_reg.h131 #define UART_LSR_DR 0x04 /* Receiver data ready */ macro
Dvr41xx_siu.c278 port->read_status_mask &= ~UART_LSR_DR; in siu_stop_rx()
364 } while ((lsr & UART_LSR_DR) && (max_count-- > 0)); in receive_chars()
436 if (lsr & UART_LSR_DR) in siu_interrupt()
559 port->read_status_mask = UART_LSR_THRE | UART_LSR_OE | UART_LSR_DR; in siu_set_termios()
575 port->ignore_status_mask |= UART_LSR_DR; in siu_set_termios()
Domap-serial.c366 up->port.read_status_mask |= UART_LSR_DR; in serial_omap_stop_tx()
380 up->port.read_status_mask &= ~UART_LSR_DR; in serial_omap_stop_rx()
517 if (likely(lsr & UART_LSR_DR)) in serial_omap_rlsi()
565 if (!(lsr & UART_LSR_DR)) in serial_omap_rdi()
775 if (serial_in(up, UART_LSR) & UART_LSR_DR) in serial_omap_startup()
842 if (serial_in(up, UART_LSR) & UART_LSR_DR) in serial_omap_shutdown()
925 up->port.read_status_mask = UART_LSR_OE | UART_LSR_THRE | UART_LSR_DR; in serial_omap_set_termios()
951 up->port.ignore_status_mask |= UART_LSR_DR; in serial_omap_set_termios()
1244 if (!(status & UART_LSR_DR)) { in serial_omap_poll_get_char()
1784 (UART_LSR_THRE | UART_LSR_DR))) { in serial_omap_mdr1_errataset()
Dsunsu.c306 up->port.read_status_mask &= ~UART_LSR_DR; in sunsu_stop_rx()
393 } while ((*status & UART_LSR_DR) && (max_count-- > 0)); in receive_chars()
466 if (status & UART_LSR_DR) in sunsu_serial_interrupt()
531 } while (serial_in(up, UART_LSR) & UART_LSR_DR); in receive_kbd_ms_chars()
541 if ((status & UART_LSR_DR) || (status & UART_LSR_BI)) in sunsu_kbd_ms_interrupt()
845 up->port.read_status_mask = UART_LSR_OE | UART_LSR_THRE | UART_LSR_DR; in sunsu_change_speed()
871 up->port.ignore_status_mask |= UART_LSR_DR; in sunsu_change_speed()
Dm32r_sio.c295 up->port.read_status_mask &= ~UART_LSR_DR; in m32r_sio_stop_rx()
377 } while ((*status & UART_LSR_DR) && (max_count-- > 0)); in receive_chars()
748 up->port.read_status_mask = UART_LSR_OE | UART_LSR_THRE | UART_LSR_DR; in m32r_sio_set_termios()
774 up->port.ignore_status_mask |= UART_LSR_DR; in m32r_sio_set_termios()
Dnwpserial.c151 } while (dcr_read(up->dcr_host, UART_LSR) & UART_LSR_DR); in nwpserial_interrupt()
Dserial-tegra.c338 if (!(lsr & UART_LSR_DR) && (lsr & UART_LSR_FIFOE)) in tegra_uart_decode_rx_error()
518 if (!(lsr & UART_LSR_DR)) in tegra_uart_handle_rx_pio()
Dpch_uart.c597 i < rx_size && lsr & (UART_LSR_DR | UART_LSR_BI); in pch_uart_hal_read()
1571 if (!(lsr & UART_LSR_DR)) in pch_uart_get_poll_char()
/linux-4.1.27/drivers/mmc/card/
Dsdio_uart.c306 port->read_status_mask = UART_LSR_OE | UART_LSR_THRE | UART_LSR_DR; in sdio_uart_change_speed()
332 port->ignore_status_mask |= UART_LSR_DR; in sdio_uart_change_speed()
372 port->read_status_mask &= ~UART_LSR_DR; in sdio_uart_stop_rx()
425 } while ((*status & UART_LSR_DR) && (max_count-- > 0)); in sdio_uart_receive_chars()
540 if (lsr & UART_LSR_DR) in sdio_uart_irq()
/linux-4.1.27/arch/powerpc/platforms/embedded6xx/
Dls_uart.c46 while (in_8(avr_addr + UART_LSR) & UART_LSR_DR) in wd_stop()
/linux-4.1.27/arch/mn10300/kernel/
Dgdb-io-serial-low.S51 btst UART_LSR_DR,d3
/linux-4.1.27/arch/frv/kernel/
Dgdb-io.c118 while (__UART(LSR) & UART_LSR_DR) { in gdbstub_do_rx()
/linux-4.1.27/include/uapi/linux/
Dserial_reg.h139 #define UART_LSR_DR 0x01 /* Receiver data ready */ macro
/linux-4.1.27/arch/arm/mach-orion5x/
Dterastation_pro2-setup.c173 while (!(readl(UART1_REG(LSR)) & UART_LSR_DR)) { in tsp2_miconread()
Dkurobox_pro-setup.c194 while (!(readl(UART1_REG(LSR)) & UART_LSR_DR)) { in kurobox_pro_miconread()
/linux-4.1.27/drivers/tty/serial/jsm/
Djsm_neo.c416 if (!(linestatus & UART_LSR_DR)) { in neo_copy_data_from_uart_to_queue()
422 linestatus &= ~UART_LSR_DR; in neo_copy_data_from_uart_to_queue()
857 if (ch->ch_cached_lsr & UART_LSR_DR) { in neo_parse_lsr()
Djsm_cls.c401 if (!(linestatus & UART_LSR_DR)) in cls_copy_data_from_uart_to_queue()
/linux-4.1.27/drivers/tty/
Damiserial.c260 status = UART_LSR_DR; /* We obviously have a character! */ in receive_chars()
750 info->read_status_mask = UART_LSR_OE | UART_LSR_DR; in change_speed()
775 info->ignore_status_mask |= UART_LSR_DR; in change_speed()
1410 state->read_status_mask &= ~UART_LSR_DR; in rs_close()
Dmxser.c761 info->read_status_mask = UART_LSR_OE | UART_LSR_THRE | UART_LSR_DR; in mxser_change_speed()
2146 } while (*status & UART_LSR_DR); in mxser_receive_chars()
2291 if (status & UART_LSR_DR) in mxser_interrupt()
/linux-4.1.27/drivers/isdn/hisax/
Delsa_ser.c331 } while (*status & UART_LSR_DR); in receive_chars()
402 if (status & UART_LSR_DR) in rs_interrupt_elsa()
/linux-4.1.27/drivers/staging/dgnc/
Ddgnc_neo.c535 if (ch->ch_cached_lsr & UART_LSR_DR) { in neo_parse_lsr()
1243 if (!(linestatus & UART_LSR_DR)) { in neo_copy_data_from_uart_to_queue()
1249 linestatus &= ~UART_LSR_DR; in neo_copy_data_from_uart_to_queue()
Ddgnc_cls.c852 if (!(linestatus & (UART_LSR_DR))) in cls_copy_data_from_uart_to_queue()
/linux-4.1.27/drivers/bluetooth/
Ddtl1_cs.c284 } while (inb(iobase + UART_LSR) & UART_LSR_DR); in dtl1_receive()
Dbtuart_cs.c283 } while (inb(iobase + UART_LSR) & UART_LSR_DR); in btuart_receive()
/linux-4.1.27/drivers/staging/media/lirc/
Dlirc_sir.c528 } while (lsr & UART_LSR_DR); /* data ready */ in sir_interrupt()
/linux-4.1.27/sound/drivers/
Dserial-u16550.c216 while ((status = inb(uart->base + UART_LSR)) & UART_LSR_DR) { in snd_uart16550_io_loop()
/linux-4.1.27/drivers/net/irda/
Dali-ircc.c881 } while (inb(iobase+UART_LSR) & UART_LSR_DR); in ali_ircc_sir_receive()
Dsmsc-ircc2.c1500 } while (inb(iobase + UART_LSR) & UART_LSR_DR); in smsc_ircc_sir_receive()