[PATCH 1/2] ethdev: add IPsec event subtype range for PMD specific code

[Ferruh Yigit]

On 10/4/2023 1:59 PM, Nithin Dabilpuram wrote:
> Add IPsec event subtype range for PMD specific code in order
> to accommodate wide range of errors that PMD supports.
> These IPsec event subtypes are used when an error doesn't
> match the spec defined subtypes between RTE_ETH_EVENT_IPSEC_UNKNOWN
> and RTE_ETH_EVENT_IPSEC_MAX. Adding this as -ve error range
> to avoid ABI breakage.
> 
> Signed-off-by: Nithin Dabilpuram <ndabilpuram at marvell.com>
> ---
>  lib/ethdev/rte_ethdev.h | 4 ++++
>  1 file changed, 4 insertions(+)
> 
> diff --git a/lib/ethdev/rte_ethdev.h b/lib/ethdev/rte_ethdev.h
> index 8542257721..f949dfc83d 100644
> --- a/lib/ethdev/rte_ethdev.h
> +++ b/lib/ethdev/rte_ethdev.h
> @@ -3905,6 +3905,10 @@ struct rte_eth_event_macsec_desc {
>   * eth device.
>   */
>  enum rte_eth_event_ipsec_subtype {
> +	/**  PMD specific error start */
> +	RTE_ETH_EVENT_IPSEC_PMD_ERROR_START = -256,
> +	/**  PMD specific error end */
> +	RTE_ETH_EVENT_IPSEC_PMD_ERROR_END = -1,
>  	/** Unknown event type */
>  	RTE_ETH_EVENT_IPSEC_UNKNOWN = 0,
>  	/** Sequence number overflow */
>

I don't see any problem to extend event subtype with custom error range,
@Akhil, @Anoob what do you think?