[dpdk-dev] [PATCH 2/9] common/cnxk: add CPT CTX sync mailbox API

[Nithin Dabilpuram]

From: Srujana Challa <schalla at marvell.com>

Add CPT CTX sync mailbox API and flush IPsec inbound entries
at application exit.

Signed-off-by: Srujana Challa <schalla at marvell.com>
---
 drivers/common/cnxk/roc_mbox.h        |  1 +
 drivers/common/cnxk/roc_nix.c         | 14 ++++++++++++++
 drivers/common/cnxk/roc_nix.h         |  1 +
 drivers/common/cnxk/roc_nix_inl.c     |  3 +++
 drivers/common/cnxk/roc_nix_inl_dev.c | 16 ++++++++++++++++
 drivers/common/cnxk/version.map       |  1 +
 6 files changed, 36 insertions(+)

diff --git a/drivers/common/cnxk/roc_mbox.h b/drivers/common/cnxk/roc_mbox.h
index 22f6ebc..5dcb445 100644
--- a/drivers/common/cnxk/roc_mbox.h
+++ b/drivers/common/cnxk/roc_mbox.h
@@ -143,6 +143,7 @@ struct mbox_msghdr {
 	M(CPT_STATS, 0xA05, cpt_sts_get, cpt_sts_req, cpt_sts_rsp)             \
 	M(CPT_RXC_TIME_CFG, 0xA06, cpt_rxc_time_cfg, cpt_rxc_time_cfg_req,     \
 	  msg_rsp)                                                             \
+	M(CPT_CTX_CACHE_SYNC, 0xA07, cpt_ctx_cache_sync, msg_req, msg_rsp)     \
 	M(CPT_RX_INLINE_LF_CFG, 0xBFE, cpt_rx_inline_lf_cfg,                   \
 	  cpt_rx_inline_lf_cfg_msg, msg_rsp)                                   \
 	M(CPT_GET_CAPS, 0xBFD, cpt_caps_get, msg_req, cpt_caps_rsp_msg)        \
diff --git a/drivers/common/cnxk/roc_nix.c b/drivers/common/cnxk/roc_nix.c
index 64156ce..949be80 100644
--- a/drivers/common/cnxk/roc_nix.c
+++ b/drivers/common/cnxk/roc_nix.c
@@ -109,6 +109,20 @@ roc_nix_lf_inl_ipsec_cfg(struct roc_nix *roc_nix, struct roc_nix_ipsec_cfg *cfg,
 }
 
 int
+roc_nix_cpt_ctx_cache_sync(struct roc_nix *roc_nix)
+{
+	struct nix *nix = roc_nix_to_nix_priv(roc_nix);
+	struct mbox *mbox = (&nix->dev)->mbox;
+	struct msg_req *req;
+
+	req = mbox_alloc_msg_cpt_ctx_cache_sync(mbox);
+	if (req == NULL)
+		return -ENOSPC;
+
+	return mbox_process(mbox);
+}
+
+int
 roc_nix_max_pkt_len(struct roc_nix *roc_nix)
 {
 	struct nix *nix = roc_nix_to_nix_priv(roc_nix);
diff --git a/drivers/common/cnxk/roc_nix.h b/drivers/common/cnxk/roc_nix.h
index 343bb2f..d83a9b5 100644
--- a/drivers/common/cnxk/roc_nix.h
+++ b/drivers/common/cnxk/roc_nix.h
@@ -437,6 +437,7 @@ int __roc_api roc_nix_lf_alloc(struct roc_nix *roc_nix, uint32_t nb_rxq,
 int __roc_api roc_nix_lf_free(struct roc_nix *roc_nix);
 int __roc_api roc_nix_lf_inl_ipsec_cfg(struct roc_nix *roc_nix,
 				       struct roc_nix_ipsec_cfg *cfg, bool enb);
+int __roc_api roc_nix_cpt_ctx_cache_sync(struct roc_nix *roc_nix);
 
 /* Debug */
 int __roc_api roc_nix_lf_get_reg_count(struct roc_nix *roc_nix);
diff --git a/drivers/common/cnxk/roc_nix_inl.c b/drivers/common/cnxk/roc_nix_inl.c
index 3955d9b..f0fc690 100644
--- a/drivers/common/cnxk/roc_nix_inl.c
+++ b/drivers/common/cnxk/roc_nix_inl.c
@@ -258,6 +258,9 @@ roc_nix_inl_inb_fini(struct roc_nix *roc_nix)
 
 	nix->inl_inb_ena = false;
 
+	/* Flush Inbound CTX cache entries */
+	roc_nix_cpt_ctx_cache_sync(roc_nix);
+
 	/* Disable Inbound SA */
 	return nix_inl_sa_tbl_release(roc_nix);
 }
diff --git a/drivers/common/cnxk/roc_nix_inl_dev.c b/drivers/common/cnxk/roc_nix_inl_dev.c
index 33a59f6..a0fe6ec 100644
--- a/drivers/common/cnxk/roc_nix_inl_dev.c
+++ b/drivers/common/cnxk/roc_nix_inl_dev.c
@@ -97,6 +97,19 @@ nix_inl_selftest(void)
 }
 
 static int
+nix_inl_cpt_ctx_cache_sync(struct nix_inl_dev *inl_dev)
+{
+	struct mbox *mbox = (&inl_dev->dev)->mbox;
+	struct msg_req *req;
+
+	req = mbox_alloc_msg_cpt_ctx_cache_sync(mbox);
+	if (req == NULL)
+		return -ENOSPC;
+
+	return mbox_process(mbox);
+}
+
+static int
 nix_inl_nix_ipsec_cfg(struct nix_inl_dev *inl_dev, bool ena)
 {
 	struct nix_inline_ipsec_lf_cfg *lf_cfg;
@@ -628,6 +641,9 @@ roc_nix_inl_dev_fini(struct roc_nix_inl_dev *roc_inl_dev)
 	inl_dev = idev->nix_inl_dev;
 	pci_dev = inl_dev->pci_dev;
 
+	/* Flush Inbound CTX cache entries */
+	nix_inl_cpt_ctx_cache_sync(inl_dev);
+
 	/* Release SSO */
 	rc = nix_inl_sso_release(inl_dev);
 
diff --git a/drivers/common/cnxk/version.map b/drivers/common/cnxk/version.map
index c2333a5..a90e5fc 100644
--- a/drivers/common/cnxk/version.map
+++ b/drivers/common/cnxk/version.map
@@ -149,6 +149,7 @@ INTERNAL {
 	roc_nix_inl_ctx_write;
 	roc_nix_inl_inb_sa_init;
 	roc_nix_inl_outb_sa_init;
+	roc_nix_cpt_ctx_cache_sync;
 	roc_nix_is_lbk;
 	roc_nix_is_pf;
 	roc_nix_is_sdp;
-- 
2.8.4