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Merge git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/tty-2.6

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* git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/tty-2.6:
  tty/of_serial: add missing ns16550a id
  bcm63xx_uart: Fix serial driver compile breakage.
  tty_port: handle the nonblocking open of a dead port corner case
This commit is contained in:
Linus Torvalds 2009-12-01 10:40:51 -08:00
commit e8ed34ced1
3 changed files with 8 additions and 4 deletions
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7
drivers/char/tty_port.c
View File

@ -219,8 +219,11 @@ int tty_port_block_til_ready(struct tty_port *port,
/* if non-blocking mode is set we can pass directly to open unless
the port has just hung up or is in another error state */
if ((filp->f_flags & O_NONBLOCK) ||
(tty->flags & (1 << TTY_IO_ERROR))) {
if (tty->flags & (1 << TTY_IO_ERROR)) {
port->flags |= ASYNC_NORMAL_ACTIVE;
return 0;
}
if (filp->f_flags & O_NONBLOCK) {
/* Indicate we are open */
if (tty->termios->c_cflag & CBAUD)
tty_port_raise_dtr_rts(port);

4
drivers/serial/bcm63xx_uart.c
View File

@ -242,7 +242,7 @@ static void bcm_uart_do_rx(struct uart_port *port)
* higher than fifo size anyway since we're much faster than
* serial port */
max_count = 32;
tty = port->info->port.tty;
tty = port->state->port.tty;
do {
unsigned int iestat, c, cstat;
char flag;
@ -318,7 +318,7 @@ static void bcm_uart_do_tx(struct uart_port *port)
return;
}
xmit = &port->info->xmit;
xmit = &port->state->xmit;
if (uart_circ_empty(xmit))
goto txq_empty;

1
drivers/serial/of_serial.c
View File

@ -161,6 +161,7 @@ static int of_platform_serial_remove(struct of_device *ofdev)
static struct of_device_id __devinitdata of_platform_serial_table[] = {
{ .type = "serial", .compatible = "ns8250", .data = (void *)PORT_8250, },
{ .type = "serial", .compatible = "ns16450", .data = (void *)PORT_16450, },
{ .type = "serial", .compatible = "ns16550a", .data = (void *)PORT_16550A, },
{ .type = "serial", .compatible = "ns16550", .data = (void *)PORT_16550, },
{ .type = "serial", .compatible = "ns16750", .data = (void *)PORT_16750, },
{ .type = "serial", .compatible = "ns16850", .data = (void *)PORT_16850, },