Stephen Warren wrote at Friday, June 17, 2011 9:45 AM:
> Commit 4539c24fe4f92c09ee668ef959d3e8180df619b9 "tty/serial: Add
> explicit PORT_TEGRA type" introduced separate flags describing the need
> for IER bits UUE and RTOIE. Both bits are required for the XSCALE port
> type. While that patch updated uart_config[] as required, the auto-probing
> code wasn't updated to set the RTOIE flag when an XSCALE port type was
> detected. This caused such ports to stop working. This patch rectifies
> that.
Alan, Greg,
Does this patch look OK? Seems like it should go into 3.0, but I don't see
it ack'd or committed anywhere yet.
Thanks.
> Reported-by: Sebastian Andrzej Siewior <bigeasy@xxxxxxxxxxxxx>
> Tested-by: Sebastian Andrzej Siewior <bigeasy@xxxxxxxxxxxxx>
> Signed-off-by: Stephen Warren <swarren@xxxxxxxxxx>
> ---
> drivers/tty/serial/8250.c | 2 +-
> 1 files changed, 1 insertions(+), 1 deletions(-)
>
> diff --git a/drivers/tty/serial/8250.c b/drivers/tty/serial/8250.c
> index f11df87..f1422a6 100644
> --- a/drivers/tty/serial/8250.c
> +++ b/drivers/tty/serial/8250.c
> @@ -1107,7 +1107,7 @@ static void autoconfig_16550a(struct uart_8250_port *up)
> */
> DEBUG_AUTOCONF("Xscale ");
> up->port.type = PORT_XSCALE;
> - up->capabilities |= UART_CAP_UUE;
> + up->capabilities |= UART_CAP_UUE | UART_CAP_RTOIE;
> return;
> }
> } else {
> --
> 1.7.0.4
--
nvpublic
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