Merge git://git.kernel.org/pub/scm/linux/kernel/git/bunk/trivial

[cascardo/linux.git] / drivers / serial / mux.c

diff --git a/drivers/serial/mux.c b/drivers/serial/mux.c
index 36e3bcb..868eaf4 100644 (file)
--- a/drivers/serial/mux.c
+++ b/drivers/serial/mux.c
@@ -223,11 +223,6 @@ static void mux_read(struct uart_port *port)
                if (MUX_EOFIFO(data))
                        break;
 
-               if (tty->flip.count >= TTY_FLIPBUF_SIZE)
-                       continue;
-
-               *tty->flip.char_buf_ptr = data & 0xffu;
-               *tty->flip.flag_buf_ptr = TTY_NORMAL;
                port->icount.rx++;
 
                if (MUX_BREAK(data)) {
@@ -239,9 +234,7 @@ static void mux_read(struct uart_port *port)
                if (uart_handle_sysrq_char(port, data & 0xffu, NULL))
                        continue;
 
-               tty->flip.flag_buf_ptr++;
-               tty->flip.char_buf_ptr++;
-               tty->flip.count++;
+               tty_insert_flip_char(tty, data & 0xFF, TTY_NORMAL);
        }
        
        if (start_count != port->icount.rx) {
@@ -469,7 +462,7 @@ static int __init mux_probe(struct parisc_device *dev)
                port->mapbase   = dev->hpa.start + MUX_OFFSET +
                                                (i * MUX_LINE_OFFSET);
                port->membase   = ioremap(port->mapbase, MUX_LINE_OFFSET);
-               port->iotype    = SERIAL_IO_MEM;
+               port->iotype    = UPIO_MEM;
                port->type      = PORT_MUX;
                port->irq       = NO_IRQ;
                port->uartclk   = 0;
@@ -477,6 +470,13 @@ static int __init mux_probe(struct parisc_device *dev)
                port->ops       = &mux_pops;
                port->flags     = UPF_BOOT_AUTOCONF;
                port->line      = port_cnt;
+
+               /* The port->timeout needs to match what is present in
+                * uart_wait_until_sent in serial_core.c.  Otherwise
+                * the time spent in msleep_interruptable will be very
+                * long, causing the appearance of a console hang.
+                */
+               port->timeout   = HZ / 50;
                spin_lock_init(&port->lock);
                status = uart_add_one_port(&mux_driver, port);
                BUG_ON(status);