arch/mips/ath25/early_printk.c

40

while ((prom_uart_rr(base, UART_LSR) & UART_LSR_THRE) == 0)

arch/mips/ath25/early_printk.c

43

while ((prom_uart_rr(base, UART_LSR) & UART_LSR_THRE) == 0)

arch/mips/ath79/early_printk.c

37

prom_putchar_wait(base + UART_LSR * 4, UART_LSR_BOTH_EMPTY);

arch/mips/ath79/early_printk.c

39

prom_putchar_wait(base + UART_LSR * 4, UART_LSR_BOTH_EMPTY);

arch/mips/boot/compressed/uart-16550.c

50

while (((serial_in(UART_LSR) & UART_LSR_THRE) == 0) && (timeout-- > 0))

arch/mips/kernel/early_printk_8250.c

46

status = serial_in(UART_LSR);

arch/powerpc/boot/ns16550.c

42

while ((in_8(reg_base + (UART_LSR << reg_shift)) & UART_LSR_THRE) == 0);

arch/powerpc/boot/ns16550.c

48

while ((in_8(reg_base + (UART_LSR << reg_shift)) & UART_LSR_DR) == 0);

arch/powerpc/boot/ns16550.c

54

return ((in_8(reg_base + (UART_LSR << reg_shift)) & UART_LSR_DR) != 0);

arch/powerpc/kernel/udbg_16550.c

51

while ((udbg_uart_in(UART_LSR) & LSR_THRE) == 0)

arch/powerpc/kernel/udbg_16550.c

71

if (!(udbg_uart_in(UART_LSR) & LSR_DR))

arch/powerpc/kernel/udbg_16550.c

82

while (!(udbg_uart_in(UART_LSR) & LSR_DR))

arch/powerpc/platforms/embedded6xx/ls_uart.c

105

(void) in_8(avr_addr + UART_LSR);

arch/powerpc/platforms/embedded6xx/ls_uart.c

37

char lsr = in_8(avr_addr + UART_LSR);

arch/powerpc/platforms/embedded6xx/ls_uart.c

47

while (in_8(avr_addr + UART_LSR) & UART_LSR_DR)

drivers/accessibility/speakup/serialio.c

120

while (inb_p(speakup_info.port_tts + UART_LSR) & UART_LSR_DR) {

drivers/accessibility/speakup/serialio.c

146

inb(speakup_info.port_tts + UART_LSR);

drivers/accessibility/speakup/serialio.c

258

while (!(inb_p(speakup_info.port_tts + UART_LSR) & UART_LSR_DR)) {

drivers/accessibility/speakup/serialio.c

272

lsr = inb_p(speakup_info.port_tts + UART_LSR);

drivers/accessibility/speakup/serialio.c

99

if (inb(ser->port + UART_LSR) == 0xff) {

drivers/accessibility/speakup/serialio.h

38

(!uart_lsr_tx_empty(inb(speakup_info.port_tts + UART_LSR)))

drivers/bluetooth/dtl1_cs.c

115

if (!(inb(iobase + UART_LSR) & UART_LSR_THRE))

drivers/bluetooth/dtl1_cs.c

285

} while (inb(iobase + UART_LSR) & UART_LSR_DR);

drivers/bluetooth/dtl1_cs.c

311

lsr = inb(iobase + UART_LSR);

drivers/media/rc/serial_ir.c

197

while (!(sinp(UART_LSR) & UART_LSR_THRE))

drivers/media/rc/serial_ir.c

205

while (!(sinp(UART_LSR) & UART_LSR_TEMT))

drivers/media/rc/serial_ir.c

430

sinp(UART_LSR);

drivers/media/rc/serial_ir.c

439

sinp(UART_LSR);

drivers/media/rc/serial_ir.c

697

sinp(UART_LSR);

drivers/mmc/core/sdio_uart.c

401

*status = sdio_in(port, UART_LSR);

drivers/mmc/core/sdio_uart.c

516

lsr = sdio_in(port, UART_LSR);

drivers/mmc/core/sdio_uart.c

612

(void) sdio_in(port, UART_LSR);

drivers/tty/mxser.c

1064

status = inb(info->ioaddr + UART_LSR);

drivers/tty/mxser.c

1342

return !(inb(info->ioaddr + UART_LSR) & UART_LSR_TEMT);

drivers/tty/mxser.c

1501

status = inb(port->ioaddr + UART_LSR);

drivers/tty/mxser.c

1566

status = inb(port->ioaddr + UART_LSR);

drivers/tty/mxser.c

1593

status = inb(port->ioaddr + UART_LSR);

drivers/tty/mxser.c

748

if (inb(info->ioaddr + UART_LSR) == 0xff) {

drivers/tty/mxser.c

762

(void) inb(info->ioaddr + UART_LSR);

drivers/tty/mxser.c

786

(void) inb(info->ioaddr + UART_LSR);

drivers/tty/serial/8250/8250.h

150

lsr |= serial_in(up, UART_LSR);

drivers/tty/serial/8250/8250_aspeed_vuart.c

345

lsr = serial_port_in(port, UART_LSR);

drivers/tty/serial/8250/8250_aspeed_vuart.c

364

lsr = serial_in(up, UART_LSR);

drivers/tty/serial/8250/8250_bcm7271.c

808

status = serial_port_in(p, UART_LSR);

drivers/tty/serial/8250/8250_bcm7271.c

851

status = serial_port_in(p, UART_LSR);

drivers/tty/serial/8250/8250_ce4100.c

48

lsr = mem_serial_in(p, UART_LSR);

drivers/tty/serial/8250/8250_dw.c

300

lsr = readb (p->membase + (UART_LSR << p->regshift));

drivers/tty/serial/8250/8250_early.c

118

status = serial8250_early_in(port, UART_LSR);

drivers/tty/serial/8250/8250_early.c

92

status = serial8250_early_in(port, UART_LSR);

drivers/tty/serial/8250/8250_em.c

69

case UART_LSR: /* LSR @ 0x18 (+1) */

drivers/tty/serial/8250/8250_exar.c

488

lsr = serial_in(up, UART_LSR);

drivers/tty/serial/8250/8250_fsl.c

62

lsr = orig_lsr = serial_port_in(port, UART_LSR);

drivers/tty/serial/8250/8250_ingenic.c

59

lsr = early_in(port, UART_LSR);

drivers/tty/serial/8250/8250_keba.c

56

#define KUART_EMODE_ICR_VALUE UART_LSR

drivers/tty/serial/8250/8250_omap.c

1249

serial_in(up, UART_LSR);

drivers/tty/serial/8250/8250_omap.c

1310

status = serial_port_in(port, UART_LSR);

drivers/tty/serial/8250/8250_omap.c

653

lsr = serial_port_in(port, UART_LSR);

drivers/tty/serial/8250/8250_port.c

1663

lsr = serial_in(up, UART_LSR);

drivers/tty/serial/8250/8250_port.c

1712

!uart_lsr_tx_empty(serial_in(up, UART_LSR)))

drivers/tty/serial/8250/8250_port.c

1716

!(serial_in(up, UART_LSR) & UART_LSR_THRE))

drivers/tty/serial/8250/8250_port.c

2016

lsr = serial_port_in(port, UART_LSR);

drivers/tty/serial/8250/8250_port.c

2215

lsr_temt = serial_port_in(port, UART_LSR) & UART_LSR_TEMT;

drivers/tty/serial/8250/8250_port.c

2283

(serial_port_in(port, UART_LSR) == 0xff)) {

drivers/tty/serial/8250/8250_port.c

705

serial_port_in(port, UART_LSR);

drivers/tty/serial/8250/8250_port.c

743

for (count = 0; (serial_in(up, UART_LSR) & UART_LSR_DR) &&

drivers/tty/serial/8250/8250_rt288x.c

109

status = au_serial_in(port, UART_LSR);

drivers/tty/serial/8250/8250_rt288x.c

24

[UART_LSR] = 7,

drivers/tty/serial/8250/8250_tegra.c

31

status = p->serial_in(p, UART_LSR);

drivers/tty/serial/omap-serial.c

1084

status = serial_in(up, UART_LSR);

drivers/tty/serial/omap-serial.c

1123

status = serial_in(up, UART_LSR);

drivers/tty/serial/omap-serial.c

1158

status = omap_serial_early_in(port, UART_LSR);

drivers/tty/serial/omap-serial.c

1692

while (UART_LSR_THRE != (serial_in(up, UART_LSR) &

drivers/tty/serial/omap-serial.c

1698

serial_in(up, UART_LSR));

drivers/tty/serial/omap-serial.c

538

lsr = serial_in(up, UART_LSR);

drivers/tty/serial/omap-serial.c

583

ret = serial_in(up, UART_LSR) & UART_LSR_TEMT ? TIOCSER_TEMT : 0;

drivers/tty/serial/omap-serial.c

694

(void) serial_in(up, UART_LSR);

drivers/tty/serial/omap-serial.c

695

if (serial_in(up, UART_LSR) & UART_LSR_DR)

drivers/tty/serial/omap-serial.c

759

if (serial_in(up, UART_LSR) & UART_LSR_DR)

drivers/tty/serial/pch_uart.c

1437

status = ioread8(up->membase + UART_LSR);

drivers/tty/serial/pch_uart.c

1469

u8 lsr = ioread8(priv->membase + UART_LSR);

drivers/tty/serial/pch_uart.c

320

"LSR: \t0x%02x\n", ioread8(priv->membase + UART_LSR));

drivers/tty/serial/pch_uart.c

556

lsr = ioread8(priv->membase + UART_LSR);

drivers/tty/serial/pch_uart.c

557

for (i = 0, lsr = ioread8(priv->membase + UART_LSR);

drivers/tty/serial/pch_uart.c

559

lsr = ioread8(priv->membase + UART_LSR)) {

drivers/tty/serial/pch_uart.c

583

return ioread8(priv->membase + UART_LSR);

drivers/tty/serial/pxa.c

160

*status = serial_in(up, UART_LSR);

drivers/tty/serial/pxa.c

229

lsr = serial_in(up, UART_LSR);

drivers/tty/serial/pxa.c

246

ret = serial_in(up, UART_LSR) & UART_LSR_TEMT ? TIOCSER_TEMT : 0;

drivers/tty/serial/pxa.c

339

(void) serial_in(up, UART_LSR);

drivers/tty/serial/pxa.c

365

(void) serial_in(up, UART_LSR);

drivers/tty/serial/pxa.c

565

status = serial_in(up, UART_LSR);

drivers/tty/serial/pxa.c

641

unsigned char lsr = serial_in(up, UART_LSR);

drivers/tty/serial/pxa.c

644

lsr = serial_in(up, UART_LSR);

drivers/tty/serial/serial-tegra.c

339

lsr = tegra_uart_read(tup, UART_LSR);

drivers/tty/serial/serial-tegra.c

492

unsigned long lsr = tegra_uart_read(tup, UART_LSR);

drivers/tty/serial/serial-tegra.c

609

unsigned long lsr = tegra_uart_read(tup, UART_LSR);

drivers/tty/serial/serial-tegra.c

653

lsr = tegra_uart_read(tup, UART_LSR);

drivers/tty/serial/serial-tegra.c

902

tegra_uart_read(tup, UART_LSR));

drivers/tty/serial/serial-tegra.c

952

lsr = tegra_uart_read(tup, UART_LSR);

drivers/tty/serial/serial-tegra.c

974

lsr = tegra_uart_read(tup, UART_LSR);

drivers/tty/serial/sunsu.c

1237

status = serial_in(up, UART_LSR);

drivers/tty/serial/sunsu.c

366

*status = serial_in(up, UART_LSR);

drivers/tty/serial/sunsu.c

439

status = serial_in(up, UART_LSR);

drivers/tty/serial/sunsu.c

501

} while (serial_in(up, UART_LSR) & UART_LSR_DR);

drivers/tty/serial/sunsu.c

509

unsigned char status = serial_in(up, UART_LSR);

drivers/tty/serial/sunsu.c

526

ret = serial_in(up, UART_LSR) & UART_LSR_TEMT ? TIOCSER_TEMT : 0;

drivers/tty/serial/sunsu.c

630

(void) serial_in(up, UART_LSR);

drivers/tty/serial/sunsu.c

641

(serial_in(up, UART_LSR) == 0xff)) {

drivers/tty/serial/sunsu.c

691

(void) serial_in(up, UART_LSR);

drivers/tty/serial/sunsu.c

966

lsr = serial_in(up, UART_LSR);

drivers/usb/serial/ark3116.c

340

result = ark3116_read_reg(serial, UART_LSR, buf);

samples/vfio-mdev/mtty.c

518

case UART_LSR:

samples/vfio-mdev/mtty.c

622

case UART_LSR:

sound/drivers/serial-u16550.c

201

while ((status = inb(uart->base + UART_LSR)) & UART_LSR_DR) {

sound/drivers/serial-u16550.c

439

inb(uart->base + UART_LSR); /* Clear any pre-existing overrun indication */

sound/drivers/serial-u16550.c

592

if ((inb(uart->base + UART_LSR) & UART_LSR_THRE) != 0) {