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Subject: Re: help DMA FIFO buffer
From: Alan Cox <alan@lxorguk.ukuu.org.uk>
To: dave <davekern@ihug.co.nz>
Cc: Linux Kernel Mailing List <linux-kernel@vger.kernel.org>
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Date: 09 Apr 2003 11:37:44 +0100
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On Iau, 2003-04-10 at 05:18, dave wrote:
> Hi I am writing a device driver LNVRM is uses DMA for commands and data
> i need a function that will wait until their is enough room in the FIFO for
> the new
> data this function works but their must be a better way I need a formula
> that dose
> not have if's in it

Why ?