[v5,1/2] common/cnxk: configure reassembly specific params
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Commit Message
From: Vidya Sagar Velumuri <vvelumuri@marvell.com>
When reassembly is enabled by application, set corresponding
flags in SA during creation.
Provide roc API to configure reassembly unit with active and zombie limits
and step size
Signed-off-by: Vidya Sagar Velumuri <vvelumuri@marvell.com>
---
drivers/common/cnxk/cnxk_security.c | 10 ++++++++++
drivers/common/cnxk/roc_nix_inl.c | 23 +++++++++++++++++++++++
drivers/common/cnxk/roc_nix_inl.h | 7 +++++++
drivers/common/cnxk/version.map | 1 +
4 files changed, 41 insertions(+)
@@ -339,6 +339,16 @@ cnxk_ot_ipsec_inb_sa_fill(struct roc_ot_ipsec_inb_sa *sa,
if (rc)
return rc;
+ /* Default options for pkt_out and pkt_fmt are with
+ * second pass meta and no defrag.
+ */
+ sa->w0.s.pkt_format = ROC_IE_OT_SA_PKT_FMT_META;
+ sa->w0.s.pkt_output = ROC_IE_OT_SA_PKT_OUTPUT_NO_FRAG;
+ sa->w0.s.pkind = ROC_IE_OT_CPT_PKIND;
+
+ if (ipsec_xfrm->options.ip_reassembly_en)
+ sa->w0.s.pkt_output = ROC_IE_OT_SA_PKT_OUTPUT_HW_BASED_DEFRAG;
+
/* ESN */
sa->w2.s.esn_en = !!ipsec_xfrm->options.esn;
if (ipsec_xfrm->options.udp_encap) {
@@ -231,6 +231,29 @@ roc_nix_inl_inb_sa_get(struct roc_nix *roc_nix, bool inb_inl_dev, uint32_t spi)
return (sa_base + ((spi & mask) * sz));
}
+int
+roc_nix_reassembly_configure(uint32_t max_wait_time, uint16_t max_frags)
+{
+ struct idev_cfg *idev = idev_get_cfg();
+ struct roc_cpt *roc_cpt;
+ struct roc_cpt_rxc_time_cfg cfg;
+
+ PLT_SET_USED(max_frags);
+ roc_cpt = idev->cpt;
+ if (!roc_cpt) {
+ plt_err("Cannot support inline inbound, cryptodev not probed");
+ return -ENOTSUP;
+ }
+
+ cfg.step = (max_wait_time * 1000 / ROC_NIX_INL_REAS_ACTIVE_LIMIT);
+ cfg.zombie_limit = ROC_NIX_INL_REAS_ZOMBIE_LIMIT;
+ cfg.zombie_thres = ROC_NIX_INL_REAS_ZOMBIE_THRESHOLD;
+ cfg.active_limit = ROC_NIX_INL_REAS_ACTIVE_LIMIT;
+ cfg.active_thres = ROC_NIX_INL_REAS_ACTIVE_THRESHOLD;
+
+ return roc_cpt_rxc_time_cfg(roc_cpt, &cfg);
+}
+
int
roc_nix_inl_inb_init(struct roc_nix *roc_nix)
{
@@ -43,6 +43,11 @@
/* Alignment of SA Base */
#define ROC_NIX_INL_SA_BASE_ALIGN BIT_ULL(16)
+#define ROC_NIX_INL_REAS_ACTIVE_LIMIT 0xFFF
+#define ROC_NIX_INL_REAS_ACTIVE_THRESHOLD 10
+#define ROC_NIX_INL_REAS_ZOMBIE_LIMIT 0xFFF
+#define ROC_NIX_INL_REAS_ZOMBIE_THRESHOLD 10
+
static inline struct roc_onf_ipsec_inb_sa *
roc_nix_inl_onf_ipsec_inb_sa(uintptr_t base, uint64_t idx)
{
@@ -152,6 +157,8 @@ struct roc_nix_rq *__roc_api roc_nix_inl_dev_rq(void);
int __roc_api roc_nix_inl_inb_tag_update(struct roc_nix *roc_nix,
uint32_t tag_const, uint8_t tt);
uint64_t __roc_api roc_nix_inl_dev_rq_limit_get(void);
+int __roc_api roc_nix_reassembly_configure(uint32_t max_wait_time,
+ uint16_t max_frags);
/* NIX Inline Outbound API */
int __roc_api roc_nix_inl_outb_init(struct roc_nix *roc_nix);
@@ -209,6 +209,7 @@ INTERNAL {
roc_nix_ptp_tx_ena_dis;
roc_nix_queues_ctx_dump;
roc_nix_ras_intr_ena_dis;
+ roc_nix_reassembly_configure;
roc_nix_register_cq_irqs;
roc_nix_register_queue_irqs;
roc_nix_rq_dump;