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