Re: [PATCH] Add Xilinx AXI Video DMA Engine driver

From: Srikanth Thokala
Date: Tue Jan 21 2014 - 05:21:23 EST


Hi Andy,

On Fri, Jan 17, 2014 at 9:02 PM, Andy Shevchenko
<andriy.shevchenko@xxxxxxxxxxxxxxx> wrote:
> On Thu, 2014-01-16 at 23:23 +0530, Srikanth Thokala wrote:
>> Hi,
>>
>> This is the driver for Xilinx AXI Video Direct Memory Access Engine.
>> It is a soft IP core, which provides high-bandwidth direct memory
>> access between memory and AXI4-Stream video type target peripherals
>> including peripherals which support AXI4-Stream Video Protocol. The
>> core provides efficient two dimensional DMA operations with independent
>> asynchronous read and write channel operation.
>>
>> For more information on the IP, please refer to
>> http://www.xilinx.com/support/documentation/ip_documentation/axi_vdma/v6_1/pg020_axi_vdma.pdf
>>
>> This patch also provides a test client, which assumes read and write channels
>> of the core are configured in a back-to-back connection. It transfers
>> data on the write channel, read and verify the data on the read channel.
>>
>> drivers/dma/xilinx/xilinx_vdma_test.c | 629 ++++++++
>
> What about to modify dmatest.c accordingly to your needs?
> I see no much sense to have another copy of that in the tree.

I agree with you, we thought it will be good to provide a simple test
case for our driver,
I will drop off this test client from my v2 patch set.

Thanks
Srikanth

>
> --
> Andy Shevchenko <andriy.shevchenko@xxxxxxxxxxxxxxx>
> Intel Finland Oy
>
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