target/linux/aruba-2.6/patches/011-ap6x_serial_fix.patch

   1 diff -urN linux.old/drivers/serial/8250.c linux.net/drivers/serial/8250.c
   2 --- linux.old/drivers/serial/8250.c     2006-01-15 07:16:02.000000000 +0100
   3 +++ linux.net/drivers/serial/8250.c     2006-01-30 06:12:30.509342250 +0100
   4 @@ -1510,7 +1510,7 @@
   5  {
   6         struct uart_8250_port *up = (struct uart_8250_port *)port;
   7         unsigned long flags;
   8 -       unsigned char lsr, iir;
   9 +//     unsigned char lsr, iir;
  10         int retval;
  11
  12         up->capabilities = uart_config[up->port.type].flags;
  13 @@ -1615,6 +1615,8 @@
  14
  15         serial8250_set_mctrl(&up->port, up->port.mctrl);
  16
  17 +// For some reason this test causes problems on the AP6x serial console
  18 +#if 0
  19         /*
  20          * Do a quick test to see if we receive an
  21          * interrupt when we enable the TX irq.
  22 @@ -1633,7 +1635,8 @@
  23         } else {
  24                 up->bugs &= ~UART_BUG_TXEN;
  25         }
  26 -
  27 +#endif
  28 +
  29         spin_unlock_irqrestore(&up->port.lock, flags);
  30
  31         /*