[PATCH] crypto/cnxk: support for TTL or hop limit decrement

[Volodymyr Fialko]

Add support for TTL if IPv4 or hop limit if IPv6 decrement for cn10k.

Signed-off-by: Volodymyr Fialko <vfialko at marvell.com>
Acked-by: Anoob Joseph <anoobj at marvell.com>
---
 drivers/crypto/cnxk/cn10k_ipsec.c                 | 2 ++
 drivers/crypto/cnxk/cnxk_cryptodev_capabilities.c | 1 +
 2 files changed, 3 insertions(+)

diff --git a/drivers/crypto/cnxk/cn10k_ipsec.c b/drivers/crypto/cnxk/cn10k_ipsec.c
index 847e1d026e..15ebd57f52 100644
--- a/drivers/crypto/cnxk/cn10k_ipsec.c
+++ b/drivers/crypto/cnxk/cn10k_ipsec.c
@@ -102,6 +102,8 @@ cn10k_ipsec_outb_sa_create(struct roc_cpt *roc_cpt, struct roc_cpt_lf *lf,
 
 	param1.u16 = 0;
 
+	param1.s.ttl_or_hop_limit = ipsec_xfrm->options.dec_ttl;
+
 	/* Disable IP checksum computation by default */
 	param1.s.ip_csum_disable = ROC_IE_OT_SA_INNER_PKT_IP_CSUM_DISABLE;
 
diff --git a/drivers/crypto/cnxk/cnxk_cryptodev_capabilities.c b/drivers/crypto/cnxk/cnxk_cryptodev_capabilities.c
index 7347f6d221..2f8001e0b2 100644
--- a/drivers/crypto/cnxk/cnxk_cryptodev_capabilities.c
+++ b/drivers/crypto/cnxk/cnxk_cryptodev_capabilities.c
@@ -1144,6 +1144,7 @@ cn10k_sec_caps_update(struct rte_security_capability *sec_cap)
 			sec_cap->ipsec.options.tunnel_hdr_verify =
 				RTE_SECURITY_IPSEC_TUNNEL_VERIFY_SRC_DST_ADDR;
 	}
+	sec_cap->ipsec.options.dec_ttl = 1;
 	sec_cap->ipsec.options.ip_csum_enable = 1;
 	sec_cap->ipsec.options.l4_csum_enable = 1;
 	sec_cap->ipsec.options.stats = 1;
-- 
2.25.1