[RFC PATCH 00/29] cover letter for net/qdma PMD
Aman Kumar
aman.kumar at vvdntech.in
Thu Jul 7 15:55:55 CEST 2022
On 07/07/22 12:27 pm, Thomas Monjalon wrote:
> 06/07/2022 09:51, Aman Kumar:
>> This patch series provides net PMD for VVDN's NR(5G) Hi-PHY solution over
>> T1 telco card. These telco accelerator NIC cards are targeted for ORAN DU
>> systems to offload inline NR Hi-PHY (split 7.2) operations. For the DU host,
>> the cards typically appears as a basic NIC device. The device is based on
>> AMD/Xilinx's Ultrasale MPSoC and RFSoC FPGA for which the inline Hi-PHY IP
>> is developed by VVDN Technologies Private Limited.
>> PCI_VENDOR: 0x1f44, Supported Devices: 0x0201, 0x0281
>>
>> Hardware-specs:
>> https://www.xilinx.com/publications/product-briefs/xilinx-t1-product-brief.pdf
>>
>> - This series is an RFC and target for DPDK v22.11.
>> - Currently, the PMD is supported only for x86_64 host.
>> - Build machine used: Fedora 36 with gcc 12.1.1
>> - The device communicates to host over AMD/Xilinx's QDMA subsystem for
>> PCIe interface. Link: https://docs.xilinx.com/r/en-US/pg302-qdma
> That's unfortunate, there is something else called QDMA in NXP solution:
> https://git.dpdk.org/dpdk/tree/drivers/dma/dpaa2
Is this going to create a conflict against this submission? I guess both are publicly available/known for long time.
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