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Searched refs:UART_LSR_DR (Results 1 – 16 of 16) sorted by relevance

/linux/arch/powerpc/boot/
H A Dns16550.c27 #define UART_LSR_DR 0x01 /* Receiver data ready */ macro
48 while ((in_8(reg_base + (UART_LSR << reg_shift)) & UART_LSR_DR) == 0); in ns16550_getc()
54 return ((in_8(reg_base + (UART_LSR << reg_shift)) & UART_LSR_DR) != 0); in ns16550_tstc()
/linux/drivers/accessibility/speakup/
H A Dserialio.c120 while (inb_p(speakup_info.port_tts + UART_LSR) & UART_LSR_DR) { in synth_readbuf_handler()
258 while (!(inb_p(speakup_info.port_tts + UART_LSR) & UART_LSR_DR)) { in spk_serial_in()
273 if (!(lsr & UART_LSR_DR)) in spk_serial_in_nowait()
/linux/drivers/tty/serial/
H A Dpxa.c87 up->port.read_status_mask &= ~UART_LSR_DR; in serial_pxa_stop_rx()
161 } while ((*status & UART_LSR_DR) && (max_count-- > 0)); in receive_chars()
230 if (lsr & UART_LSR_DR) in serial_pxa_irq()
450 up->port.read_status_mask = UART_LSR_OE | UART_LSR_THRE | UART_LSR_DR; in serial_pxa_set_termios()
476 up->port.ignore_status_mask |= UART_LSR_DR; in serial_pxa_set_termios()
643 while (!(lsr & UART_LSR_DR)) in serial_pxa_get_poll_char()
H A Domap-serial.c330 up->port.read_status_mask &= ~UART_LSR_DR; in serial_omap_stop_rx()
446 if (likely(lsr & UART_LSR_DR)) { in serial_omap_rlsi()
498 if (!(lsr & UART_LSR_DR)) in serial_omap_rdi()
695 if (serial_in(up, UART_LSR) & UART_LSR_DR) in serial_omap_startup()
759 if (serial_in(up, UART_LSR) & UART_LSR_DR) in serial_omap_shutdown()
825 up->port.read_status_mask = UART_LSR_OE | UART_LSR_THRE | UART_LSR_DR; in serial_omap_set_termios()
851 up->port.ignore_status_mask |= UART_LSR_DR; in serial_omap_set_termios()
1124 if (!(status & UART_LSR_DR)) { in serial_omap_poll_get_char()
1693 (UART_LSR_THRE | UART_LSR_DR))) { in serial_omap_mdr1_errataset()
H A Dserial-tegra.c340 if ((lsr & UART_LSR_TEMT) && !(lsr & UART_LSR_DR)) in tegra_uart_fifo_reset()
461 if (!(lsr & UART_LSR_DR) && (lsr & UART_LSR_FIFOE)) in tegra_uart_decode_rx_error()
654 if (!(lsr & UART_LSR_DR)) in tegra_uart_handle_rx_pio()
667 if (tup->uport.ignore_status_mask & UART_LSR_DR) in tegra_uart_handle_rx_pio()
686 if (tup->uport.ignore_status_mask & UART_LSR_DR) in tegra_uart_copy_rx_to_tty()
1386 tup->uport.ignore_status_mask |= UART_LSR_DR; in tegra_uart_set_termios()
H A Dpch_uart.c558 i < rx_size && lsr & (UART_LSR_DR | UART_LSR_BI); in pch_uart_hal_read()
1471 if (!(lsr & UART_LSR_DR)) in pch_uart_get_poll_char()
/linux/arch/powerpc/platforms/embedded6xx/
H A Dls_uart.c47 while (in_8(avr_addr + UART_LSR) & UART_LSR_DR) in wd_stop()
/linux/drivers/tty/serial/8250/
H A D8250_dw.c136 if (!(lsr & UART_LSR_DR)) in dw8250_force_idle()
300 if (!(status & (UART_LSR_DR | UART_LSR_BI))) in dw8250_handle_irq()
312 if (status & (UART_LSR_DR | UART_LSR_BI)) { in dw8250_handle_irq()
H A D8250_aspeed_vuart.c347 if (lsr & (UART_LSR_DR | UART_LSR_BI)) { in aspeed_vuart_handle_irq()
367 } while (lsr & (UART_LSR_DR | UART_LSR_BI)); in aspeed_vuart_handle_irq()
H A D8250_early.c119 if (!(status & UART_LSR_DR)) in early_serial8250_read()
H A D8250_dma.c81 if (!dma->rx_running && (serial_lsr_in(p) & UART_LSR_DR)) in dma_rx_complete()
/linux/include/uapi/linux/
H A Dserial_reg.h147 #define UART_LSR_DR 0x01 /* Receiver data ready */ macro
/linux/arch/arm/mach-orion5x/
H A Dterastation_pro2-setup.c169 while (!(readl(UART1_REG(LSR)) & UART_LSR_DR)) { in tsp2_miconread()
H A Dkurobox_pro-setup.c191 while (!(readl(UART1_REG(LSR)) & UART_LSR_DR)) { in kurobox_pro_miconread()
/linux/drivers/bluetooth/
H A Ddtl1_cs.c285 } while (inb(iobase + UART_LSR) & UART_LSR_DR); in dtl1_receive()
/linux/samples/vfio-mdev/
H A Dmtty.c630 lsr |= UART_LSR_DR; in handle_bar_read()