[dpdk-dev] [PATCH v6 1/5] iFPGA: Add Intel FPGA BUS Library

Tan, Jianfeng jianfeng.tan at intel.com
Thu May 3 10:12:06 CEST 2018



On 5/3/2018 11:58 AM, Tan, Jianfeng wrote:
> I have a question, hope you can clarify it a little bit. As I 
> understand, this FPGA bus are used for AFU device enumeration, and 
> each device on this bus needs a AFU driver to drive. But now we 
> register AFU drivers, but enumerate rte_ifpga_device. Why? The reason 
> I can think of, we need to maintain the relationship of fpga devices 
> and afu devices. But I think similar problem would exist in dpaa and 
> fslmc bus too. It is interesting to know the best practice on this. 

After offline discussion with Tianfei, I got that current implementation 
is to add a bus for afu devices and afu drivers. As for the bus name, 
ifpga bus or afu bus, I'm OK to both; only if you clarify the purpose of 
this bus is to manage afu devices and afu drivers.

Thanks,
Jianfeng


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