arch/um/drivers/chan_kern.c

589

if (!tty_buffer_request_room(port, 1)) {

drivers/net/usb/hso.c

2009

count = tty_buffer_request_room(&serial->port, urb->actual_length);

drivers/tty/ehv_bytechan.c

363

count = tty_buffer_request_room(&bc->port, rx_count);

drivers/tty/hvc/hvc_console.c

677

count = tty_buffer_request_room(&hp->port, N_INBUF);

drivers/tty/hvc/hvcs.c

579

if (tty_buffer_request_room(&hvcsd->port, HVCS_BUFF_LEN) >= HVCS_BUFF_LEN) {

drivers/tty/serial/cpm_uart.c

265

if (tty_buffer_request_room(tport, i) < i) {

drivers/tty/serial/jsm/jsm_tty.c

587

len = tty_buffer_request_room(port, data_len);

drivers/tty/serial/men_z135_uart.c

262

room = tty_buffer_request_room(tport, size);

drivers/tty/serial/pch_uart.c

615

room = tty_buffer_request_room(tport, size);

drivers/tty/serial/rsci.c

494

count = tty_buffer_request_room(tport, rsci_rxfill(port));

drivers/tty/serial/sh-sci.c

1085

count = tty_buffer_request_room(tport, sci_rxfill(port));

drivers/tty/serial/ucc_uart.c

478

if (tty_buffer_request_room(tport, i) < i) {

drivers/tty/tty_buffer.c

305

EXPORT_SYMBOL_GPL(tty_buffer_request_room);

drivers/tty/vcc.c

286

(tty_buffer_request_room(tty->port, VCC_BUFF_LEN) < VCC_BUFF_LEN))

include/linux/tty_flip.h

12

int tty_buffer_request_room(struct tty_port *port, size_t size);