[1/2] common/cnxk: add support for UDP encapsulation
Checks
Commit Message
Adds support for UDP encapsulation in crypto_cn10k
PMD.
Signed-off-by: Srujana Challa <schalla@marvell.com>
---
drivers/common/cnxk/cnxk_security.c | 18 ++++++++++++++++++
drivers/common/cnxk/meson.build | 1 +
2 files changed, 19 insertions(+)
@@ -2,6 +2,8 @@
* Copyright(C) 2021 Marvell.
*/
+#include <rte_udp.h>
+
#include "cnxk_security.h"
static int
@@ -71,6 +73,10 @@ ot_ipsec_sa_common_param_fill(union roc_ot_ipsec_sa_word2 *w2,
return -ENOTSUP;
}
+ /* Set encapsulation type */
+ if (ipsec_xfrm->options.udp_encap)
+ w2->s.encap_type = ROC_IE_OT_SA_ENCAP_UDP;
+
w2->s.spi = ipsec_xfrm->spi;
/* Copy encryption key */
@@ -149,6 +155,10 @@ cnxk_ot_ipsec_inb_sa_fill(struct roc_ot_ipsec_inb_sa *sa,
/* ESN */
sa->w2.s.esn_en = !!ipsec_xfrm->options.esn;
+ if (ipsec_xfrm->options.udp_encap) {
+ sa->w10.s.udp_src_port = 4500;
+ sa->w10.s.udp_dst_port = 4500;
+ }
offset = offsetof(struct roc_ot_ipsec_inb_sa, ctx);
/* Word offset for HW managed SA field */
@@ -267,6 +277,11 @@ cnxk_ot_ipsec_outb_sa_fill(struct roc_ot_ipsec_outb_sa *sa,
/* ESN */
sa->w0.s.esn_en = !!ipsec_xfrm->options.esn;
+ if (ipsec_xfrm->options.udp_encap) {
+ sa->w10.s.udp_src_port = 4500;
+ sa->w10.s.udp_dst_port = 4500;
+ }
+
offset = offsetof(struct roc_ot_ipsec_outb_sa, ctx);
/* Word offset for HW managed SA field */
sa->w0.s.hw_ctx_off = offset / 8;
@@ -460,6 +475,9 @@ cnxk_ipsec_outb_rlens_get(struct cnxk_ipsec_outb_rlens *rlens,
partial_len += cnxk_ipsec_icvlen_get(c_algo, a_algo, aead_algo);
roundup_byte = cnxk_ipsec_outb_roundup_byte(c_algo, aead_algo);
+ if (ipsec_xfrm->options.udp_encap)
+ partial_len += sizeof(struct rte_udp_hdr);
+
rlens->partial_len = partial_len;
rlens->roundup_len = roundup_len;
rlens->roundup_byte = roundup_byte;
@@ -61,3 +61,4 @@ sources = files(
sources += files('cnxk_security.c')
includes += include_directories('../../bus/pci')
+includes += include_directories('../../../lib/net')