tree: git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/tty.git tty-next
head: 852e4a8152b427c3f318bb0e1b5e938d64dcdc32
commit: 227434f8986c3827a1faedd1feb437acd6285315 [25/55] TTY: switch tty_buffer_request_room to tty_port
config: make ARCH=mn10300 asb2364_defconfig
All error/warnings:
arch/mn10300/kernel/mn10300-serial.c: In function 'mn10300_serial_receive_interrupt':
>> arch/mn10300/kernel/mn10300-serial.c:527:19: error: 'port' redeclared as different kind of symbol
arch/mn10300/kernel/mn10300-serial.c:524:74: note: previous definition of 'port' was here
>> arch/mn10300/kernel/mn10300-serial.c:527:31: error: 'struct tty_port' has no member named 'uart'
>> arch/mn10300/kernel/mn10300-serial.c:533:2: error: 'struct tty_port' has no member named 'name'
>> arch/mn10300/kernel/mn10300-serial.c:537:10: error: 'struct tty_port' has no member named 'rx_inp'
>> arch/mn10300/kernel/mn10300-serial.c:537:10: error: 'struct tty_port' has no member named 'rx_outp'
arch/mn10300/kernel/mn10300-serial.c:547:7: error: 'struct tty_port' has no member named 'rx_outp'
arch/mn10300/kernel/mn10300-serial.c:547:7: error: 'struct tty_port' has no member named 'rx_outp'
arch/mn10300/kernel/mn10300-serial.c:548:6: error: 'struct tty_port' has no member named 'rx_inp'
>> arch/mn10300/kernel/mn10300-serial.c:555:11: error: 'struct tty_port' has no member named 'rx_buffer'
arch/mn10300/kernel/mn10300-serial.c:556:11: error: 'struct tty_port' has no member named 'rx_buffer'
arch/mn10300/kernel/mn10300-serial.c:558:6: error: 'struct tty_port' has no member named 'rx_outp'
arch/mn10300/kernel/mn10300-serial.c:559:6: error: 'struct tty_port' has no member named 'uart'
>> arch/mn10300/kernel/mn10300-serial.c:571:14: error: 'struct tty_port' has no member named 'rx_brk'
arch/mn10300/kernel/mn10300-serial.c:578:8: error: 'struct tty_port' has no member named 'rx_brk'
arch/mn10300/kernel/mn10300-serial.c:585:8: error: 'struct tty_port' has no member named 'rx_brk'
arch/mn10300/kernel/mn10300-serial.c:588:31: error: 'struct tty_port' has no member named 'uart'
arch/mn10300/kernel/mn10300-serial.c:599:7: error: 'struct tty_port' has no member named 'rx_brk'
arch/mn10300/kernel/mn10300-serial.c:622:8: error: 'struct tty_port' has no member named 'rx_brk'
arch/mn10300/kernel/mn10300-serial.c:640:35: error: 'struct tty_port' has no member named 'uart'
arch/mn10300/kernel/mn10300-serial.c:647:11: error: 'struct tty_port' has no member named 'rx_brk'
arch/mn10300/kernel/mn10300-serial.c:656:16: error: 'struct tty_port' has no member named 'uart'
arch/mn10300/kernel/mn10300-serial.c:658:33: error: 'struct tty_port' has no member named 'uart'
arch/mn10300/kernel/mn10300-serial.c:691:6: error: 'struct tty_port' has no member named 'rx_brk'
vim +/port +527 arch/mn10300/kernel/mn10300-serial.c
518 }
519
520 /*
521 * receive chars from the ring buffer for this serial port
522 * - must do break detection here (not done in the UART)
523 */
524 static void mn10300_serial_receive_interrupt(struct mn10300_serial_port *port)
525 {
526 struct uart_icount *icount = &port->uart.icount;
> 527 struct tty_port *port = &port->uart.state->port;
528 struct tty_struct *tty = port->tty;
529 unsigned ix;
530 int count;
531 u8 st, ch, push, status, overrun;
532
533 _enter("%s", port->name);
534
535 push = 0;
536
537 count = CIRC_CNT(port->rx_inp, port->rx_outp, MNSC_BUFFER_SIZE);
538 count = tty_buffer_request_room(port, count);
539 if (count == 0) {
540 if (!tty->low_latency)
541 tty_flip_buffer_push(tty);
542 return;
543 }
544
545 try_again:
546 /* pull chars out of the hat */
547 ix = ACCESS_ONCE(port->rx_outp);
548 if (CIRC_CNT(port->rx_inp, ix, MNSC_BUFFER_SIZE) == 0) {
549 if (push && !tty->low_latency)
550 tty_flip_buffer_push(tty);
551 return;
552 }
553
554 smp_read_barrier_depends();
555 ch = port->rx_buffer[ix++];
556 st = port->rx_buffer[ix++];
557 smp_mb();
558 port->rx_outp = ix & (MNSC_BUFFER_SIZE - 1);
559 port->uart.icount.rx++;
560
561 st &= SC01STR_FEF | SC01STR_PEF | SC01STR_OEF;
562 status = 0;
563 overrun = 0;
564
565 /* the UART doesn't detect BREAK, so we have to do that ourselves
566 * - it starts as a framing error on a NUL character
567 * - then we count another two NUL characters before issuing TTY_BREAK
568 * - then we end on a normal char or one that has all the bottom bits
569 * zero and the top bits set
570 */
571 switch (port->rx_brk) {
572 case 0:
573 /* not breaking at the moment */
574 break;
---
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