static void do_shift(unsigned char value, char up_flag)
{
int old_state = shift_state;
if (rep)
return;
/* Mimic typewriter:
a CapsShift key acts like Shift but undoes CapsLock */
if (value == KVAL(K_CAPSSHIFT)) {
value = KVAL(K_SHIFT);
if (!up_flag)
clr_vc_kbd_led(kbd, VC_CAPSLOCK);
}
if (up_flag) {
/* handle the case that two shift or control
keys are depressed simultaneously */
if (k_down[value])
k_down[value]--;
} else
k_down[value]++;
if (k_down[value])
shift_state |= (1 << value);
else
shift_state &= ~ (1 << value);
/* kludge, no joke... */
if (up_flag && shift_state != old_state && npadch != -1) {
put_queue(npadch & 0xff);
npadch = -1;
}
}
void start_tty(struct tty_struct *tty)
{
if (!tty->stopped)
return;
tty->stopped = 0;
if (tty->link && tty->link->packet) {
tty->ctrl_status &= ~TIOCPKT_STOP;
tty->ctrl_status |= TIOCPKT_START;
wake_up_interruptible(&tty->link->secondary.proc_list);
}
if (tty->start)
(tty->start)(tty);
TTY_WRITE_FLUSH(tty);
if (IS_A_CONSOLE(tty->line)) {
clr_vc_kbd_led(kbd_table + fg_console, VC_SCROLLOCK);
set_leds();
}
}