[dpdk-dev] [PATCH v12 0/6] add Tx preparation

Ferruh Yigit ferruh.yigit at intel.com
Thu Dec 1 11:50:21 CET 2016


On 11/30/2016 6:26 PM, Thomas Monjalon wrote:
> 2016-11-30 17:42, Ananyev, Konstantin:
>>>> Please, we need a comment for each driver saying
>>>> "it is OK, we do not need any checksum preparation for TSO"
>>>> or
>>>> "yes we have to implement tx_prepare or TSO will not work in this mode"
>>>>
>>>
>>> qede PMD doesn’t currently support TSO yet, it only supports Tx TCP/UDP/IP
>>> csum offloads.
>>> So Tx preparation isn’t applicable. So as of now -
>>> "it is OK, we do not need any checksum preparation for TSO"
>>
>> Thanks for the answer.
>> Though please note that it not only for TSO.
> 
> Oh yes, sorry, my wording was incorrect.
> We need to know if any checksum preparation is needed prior
> offloading its final computation to the hardware or driver.
> So the question applies to TSO and simple checksum offload.
> 
> We are still waiting answers for
> 	bnxt, cxgbe, ena, nfp, thunderx, virtio and vmxnet3.
> 

Remaining ones:

ena
nfp
virtio
vmxnet3



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