Re: [PATCH] serial: 8250: enable UART_BUG_NOMSR for Tegra

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Hi,

On Tue, Jan 07, 2014 at 03:00:12PM -0700, Stephen Warren wrote:
> diff --git a/drivers/tty/serial/8250/8250_core.c b/drivers/tty/serial/8250/8250_core.c
> index e33d38cb170f..61ecd709a722 100644
> --- a/drivers/tty/serial/8250/8250_core.c
> +++ b/drivers/tty/serial/8250/8250_core.c
> @@ -2670,6 +2670,10 @@ static void serial8250_config_port(struct uart_port *port, int flags)
>  	if (port->type == PORT_16550A && port->iotype == UPIO_AU)
>  		up->bugs |= UART_BUG_NOMSR;
>  
> +	/* HW bugs may trigger IRQ while IIR == NO_INT */
> +	if (port->type == PORT_TEGRA)
> +		up->bugs |= UART_BUG_NOMSR;
> +

Is there any reason this needs to be in 8250_core.c? Why not set it in
drivers/tty/serial/of_serial.c?

-- 
heikki
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