[PATCH v11 2/2] dmaengine: Add Xilinx zynqmp dma engine driver support
From: Vinod Koul <hidden>
Date: 2016-06-30 04:19:58
Also in:
linux-devicetree, lkml
From: Vinod Koul <hidden>
Date: 2016-06-30 04:19:58
Also in:
linux-devicetree, lkml
On Thu, Jun 09, 2016 at 09:07:47PM +0530, Kedareswara rao Appana wrote:
+ dma_set_mask(&pdev->dev, DMA_BIT_MASK(44)); + dma_cap_set(DMA_SG, zdev->common.cap_mask); + dma_cap_set(DMA_MEMCPY, zdev->common.cap_mask);
/** + * struct zynqmp_dma_config - ZYNQMP DMA Configuration structure + * @ovrfetch: Overfetch status + * @has_sg: Support scatter gather transfers + * @ratectrl: Rate control value + * @src_issue: Out standing transactions on source + * @src_burst_len: Source burst length + * @dst_burst_len: Dest burst length + */
As discussed in other thread as well, this is no-go for memcpy. Please come back after removing this For slave usages use the dma_slave_config -- ~Vinod