Thread (7 messages) 7 messages, 4 authors, 2021-07-28

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

From: Vinod Koul <vkoul@kernel.org>
Date: 2021-07-28 06:54:34
Also in: dmaengine, lkml

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
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