linux-kernel - Re: [PATCH v2] serial/arc-uart: Add new driver

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Date:	Tue, 2 Oct 2012 12:47:07 +0100
From:	Alan Cox <alan@...ux.intel.com>
To:	<Vineet.Gupta1@...opsys.com>
Cc:	<gregkh@...uxfoundation.org>, <linux-serial@...r.kernel.org>,
	<linux-kernel@...r.kernel.org>
Subject: Re: [PATCH v2] serial/arc-uart: Add new driver

> +/* Is this for UART emulation on ARC Instruction Set Simulator (ISS)
> */ +int __attribute__((weak)) running_on_iss;

Why not pass a quirks field in your platform data instead - much
cleaner than a global.
> +static void arc_serial_set_ldisc(struct uart_port *port, int ld)
> +{
> +}

If you don't need it just remove this one

> +	new->c_cflag &= ~(CMSPAR|CRTSCTS);

also force the CSIZE bits to CS8 if you only do 8N1.

Alan
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