From: Alan Cox <alan@lxorguk.ukuu.org.uk>
To: Stefani Seibold <stefani@seibold.net>
Cc: linux-kernel <linux-kernel@vger.kernel.org>,
Andrew Morton <akpm@linux-foundation.org>,
Arnd Bergmann <arnd@arndb.de>, Andi Kleen <andi@firstfloor.org>,
Amerigo Wang <xiyou.wangcong@gmail.com>,
Joe Perches <joe@perches.com>,
Roger Quadros <quadros.roger@gmail.com>,
Greg Kroah-Hartman <gregkh@suse.de>,
Mauro Carvalho Chehab <mchehab@redhat.com>,
Shargorodsky Atal <ext-atal.shargorodsky@nokia.com>
Subject: Re: [PATCH] kfifo: add DMA capabilities
Date: Fri, 11 Dec 2009 13:42:36 +0000 [thread overview]
Message-ID: <20091211134236.7b9af57b@lxorguk.ukuu.org.uk> (raw)
In-Reply-To: <1260538589.3925.11.camel@wall-e>
On Fri, 11 Dec 2009 14:36:29 +0100
Stefani Seibold <stefani@seibold.net> wrote:
> As requested by Shargorodsky Atal:
>
> This patch adds functions for DMA handling to the new kfifo API.
>
> To prepare a DMA one of the kfifo_dma_..._prepare() Funktions must be
> called. This results in a scatterlist structure which can passed to the
> kernel DMA functions.
Looks good to me - the tty buffering has similar functions to some bits
of this for the same reasons.
Alan
prev parent reply other threads:[~2009-12-11 13:42 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-12-11 13:36 Stefani Seibold
2009-12-11 13:42 ` Alan Cox [this message]
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