# Re: \[PATCH V5 0/3\] dmaengine: dw-axi-dmac: support parallel memory \<--\> peripheral transfers

- From: Vinod Koul \<vkoul@kernel.org\>
- Date: 2021-08-02 06:50:07 
- List: dmaengine
- Page: https://ratatoskr.run/dmaengine/2021/08/11792082
- Thread: https://ratatoskr.run/dmaengine/2021/08/11792078/t.md

```text
On 02-08-21, 11:24, pandith.n@intel.com wrote:
> From: Pandith N <redacted>
> 
> Added support for multiple DMA_MEM_TO_DEV, DMA_DEV_TO_MEM transfers in
> parallel. Peripherals can use DMA for both transmit and receive
> operations in parallel.
> 
> To setup DMA handshaking, the peripheral source number to be programmed
> in respective channel select slot of AXIDMA_CTRL_DMA_HS_SEL. No need to
> check for free slot in dw_axi_dma_set_hw_channel().
> 
> The channel slot used in AXIDMA_CTRL_DMA_HS_SEL needs to be set in
> src_per/dst_per of CHx_CFG register
> 
> Burst length, DMA HW capability set in dt-binding is now used in driver.

Applied, thanks

-- 
~Vinod
```