From mboxrd@z Thu Jan 1 00:00:00 1970 From: andriy.shevchenko@linux.intel.com (Andy Shevchenko) Date: Fri, 17 Jan 2014 17:32:17 +0200 Subject: [PATCH] Add Xilinx AXI Video DMA Engine driver In-Reply-To: <1389894803-4147-1-git-send-email-sthokal@xilinx.com> References: <1389894803-4147-1-git-send-email-sthokal@xilinx.com> Message-ID: <1389972737.7619.14.camel@smile> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org 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. -- Andy Shevchenko Intel Finland Oy