Re: [PATCH 2/2] dmaengine: altera-msgdma: make response port optional

From: Vinod Koul
Date: Wed Jul 28 2021 - 02:54:40 EST


On 17-06-21, 21:53, Olivier Dautricourt wrote:
> The response slave port can be disabled in some configuration [1] and
> csr + MSGDMA_CSR_RESP_FILL_LEVEL will be 0 even if transfer has suceeded.
> We have to only rely on the interrupts in that scenario.
> This was tested on cyclone V with the controller resp port disabled.
>
> [1] https://www.intel.com/content/www/us/en/programmable/documentation/sfo1400787952932.html
> 30.3.1.2
> 30.3.1.3
> 30.5.5
>
> Fixes:
> https://forum.rocketboards.org/t/ip-msgdma-linux-driver/1919

This should be single line, fixed it up while applying the series

--
~Vinod