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From: Timur Tabi <timur@freescale.com>
To: Haavard Skinnemoen <haavard.skinnemoen@atmel.com>
Cc: Dan Williams <dan.j.williams@intel.com>,
	lkml <linux-kernel@vger.kernel.org>
Subject: Re: dmaengine.c: question about device_alloc_chan_resources
Date: Fri, 19 Sep 2008 09:34:40 -0500	[thread overview]
Message-ID: <48D3B880.3070607@freescale.com> (raw)
In-Reply-To: <20080919132544.533ab7d0@hskinnemo-gx745.norway.atmel.com>

Haavard Skinnemoen wrote:

> Yes, or maybe provide an interface for simply requesting a channel
> without having to register any callbacks. 

I could use this feature.  The sound drivers for our MPC8610 processor use DMA,
but the drivers need to control the DMA hardware directly, so I can't use
dmaengine.  I would like to be able to just reserve the channels and program
them as I see fit.

-- 
Timur Tabi
Linux kernel developer at Freescale

  reply	other threads:[~2008-09-19 14:35 UTC|newest]

Thread overview: 18+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2008-09-16 21:30 dmaengine.c: question about device_alloc_chan_resources Timur Tabi
2008-09-17 22:36 ` Dan Williams
2008-09-18 14:13   ` Timur Tabi
2008-09-18 14:28     ` Haavard Skinnemoen
2008-09-18 14:31       ` Timur Tabi
2008-09-18 14:45         ` Haavard Skinnemoen
2008-09-18 14:49           ` Timur Tabi
2008-09-18 15:00             ` Haavard Skinnemoen
2008-09-19  4:20           ` Dan Williams
2008-09-19 11:25             ` Haavard Skinnemoen
2008-09-19 14:34               ` Timur Tabi [this message]
2008-09-19 14:50                 ` linux-os (Dick Johnson)
2008-09-19 15:01                   ` Timur Tabi
2008-09-19 15:28                   ` Alan Cox
2008-09-20 23:00                 ` Dan Williams
2008-09-21  9:26                   ` Haavard Skinnemoen
2008-09-21 19:50                     ` Guennadi Liakhovetski
2008-09-22  7:44                       ` Haavard Skinnemoen

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