[PATCH v2 1/5] ethdev: support setting and querying RSS algorithm

[Stephen Hemminger]

On Sat, 26 Aug 2023 15:46:03 +0800
Jie Hai <haijie1 at huawei.com> wrote:

> Currently, rte_eth_rss_conf supports configuring and querying
> rss hash functions, rss key and it's length, but not rss hash
> algorithm.
> 
> The structure ``rte_eth_rss_conf`` is extended by adding a new
> field "func". This represents the RSS algorithms to apply. The
> following API is affected:
> 	- rte_eth_dev_configure
> 	- rte_eth_dev_rss_hash_update
> 	- rte_eth_dev_rss_hash_conf_get
> 
> If the value of "func" used for configuration is a gibberish
> value, report the error and return. Do the same for
> rte_eth_dev_rss_hash_update and rte_eth_dev_configure.
> 
> To check whether the drivers report the "func" field, it is set
> to default value before querying.
> 
> Signed-off-by: Jie Hai <haijie1 at huawei.com>
> Signed-off-by: Dongdong Liu <liudongdong3 at huawei.com>

This is unannounced API/ABI change.