start_tx_timer 633 drivers/tty/serial/8250/8250_port.c hrtimer_init(&p->em485->start_tx_timer, CLOCK_MONOTONIC, start_tx_timer 636 drivers/tty/serial/8250/8250_port.c p->em485->start_tx_timer.function = &serial8250_em485_handle_start_tx; start_tx_timer 663 drivers/tty/serial/8250/8250_port.c hrtimer_cancel(&p->em485->start_tx_timer); start_tx_timer 1553 drivers/tty/serial/8250/8250_port.c em485->active_timer = &em485->start_tx_timer; start_tx_timer 1554 drivers/tty/serial/8250/8250_port.c start_hrtimer_ms(&em485->start_tx_timer, start_tx_timer 1569 drivers/tty/serial/8250/8250_port.c em485 = container_of(t, struct uart_8250_em485, start_tx_timer); start_tx_timer 1573 drivers/tty/serial/8250/8250_port.c if (em485->active_timer == &em485->start_tx_timer) { start_tx_timer 1589 drivers/tty/serial/8250/8250_port.c em485->active_timer == &em485->start_tx_timer) start_tx_timer 79 include/linux/serial_8250.h struct hrtimer start_tx_timer; /* "rs485 start tx" timer */