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From: Dan Williams <dan.j.williams@intel.com>
To: Haavard Skinnemoen <haavard.skinnemoen@atmel.com>
Cc: Hans-Christian Egtvedt <hans-christian.egtvedt@atmel.com>,
	linux-kernel@vger.kernel.org, maciej.sosnowski@intel.com
Subject: Re: [PATCH v3 1/1] dw_dmac: add cyclic API to DW DMA driver
Date: Wed, 1 Apr 2009 15:46:39 -0700	[thread overview]
Message-ID: <e9c3a7c20904011546l4e540709t933b15adfbeaf4be@mail.gmail.com> (raw)
In-Reply-To: <20090401155205.1f47ccc4@hskinnemoen-d830>

On Wed, Apr 1, 2009 at 6:52 AM, Haavard Skinnemoen
<haavard.skinnemoen@atmel.com> wrote:
> Hans-Christian Egtvedt wrote:
>> This patch adds a cyclic DMA interface to the DW DMA driver. This is
>> very useful if you want to use the DMA controller in combination with a
>> sound device which uses cyclic buffers.
>>
>> Using a DMA channel for cyclic DMA will disable the possibility to use
>> it as a normal DMA engine until the user calls the cyclic free function
>> on the DMA channel. Also a cyclic DMA list can not be prepared if the
>> channel is already active.
>>
>> Signed-off-by: Hans-Christian Egtvedt <hans-christian.egtvedt@atmel.com>
>
> Acked-by: Haavard Skinnemoen <haavard.skinnemoen@atmel.com>

Thanks, applied.

  reply	other threads:[~2009-04-01 22:46 UTC|newest]

Thread overview: 17+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2009-03-24 11:35 [PATCH 1/2] dw_dmac: set CAP_PRIVATE capability for DW DMA controller Hans-Christian Egtvedt
2009-03-24 11:35 ` [PATCH 2/2] dw_dmac: add cyclic API to DW DMA driver Hans-Christian Egtvedt
2009-03-31 14:02   ` Sosnowski, Maciej
2009-03-31 14:03   ` Sosnowski, Maciej
2009-04-01  5:10     ` Hans-Christian Egtvedt
2009-04-01  8:28     ` Haavard Skinnemoen
2009-04-01  9:11       ` Hans-Christian Egtvedt
2009-04-01 13:28         ` [PATCH v2 1/1] " Hans-Christian Egtvedt
2009-04-01 13:39           ` Haavard Skinnemoen
2009-04-01 13:47             ` [PATCH v3 " Hans-Christian Egtvedt
2009-04-01 13:52               ` Haavard Skinnemoen
2009-04-01 22:46                 ` Dan Williams [this message]
2009-04-01 15:08               ` Sosnowski, Maciej
2009-03-31 14:01 ` [PATCH 1/2] dw_dmac: set CAP_PRIVATE capability for DW DMA controller Sosnowski, Maciej
2009-04-01  5:04   ` Hans-Christian Egtvedt
2009-04-01  5:30     ` Dan Williams
2009-04-01  8:33     ` Hans-Christian Egtvedt

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