[PATCH 09/11] crypto/cnxk: add PMD API to flush CTX

[Tejasree Kondoj <ktejasree@marvell.com>]

From: Anoob Joseph <anoobj@marvell.com>

Add PMD API to flush CPT CTX entry.

Signed-off-by: Anoob Joseph <anoobj@marvell.com>
---
 drivers/crypto/cnxk/cnxk_cryptodev_ops.c  | 24 ++++++++++++++++++++++
 drivers/crypto/cnxk/rte_pmd_cnxk_crypto.h | 25 +++++++++++++++++++++++
 drivers/crypto/cnxk/version.map           |  1 +
 3 files changed, 50 insertions(+)

diff --git a/drivers/crypto/cnxk/cnxk_cryptodev_ops.c b/drivers/crypto/cnxk/cnxk_cryptodev_ops.c
index 128f1b1ddd..ccb800730c 100644
--- a/drivers/crypto/cnxk/cnxk_cryptodev_ops.c
+++ b/drivers/crypto/cnxk/cnxk_cryptodev_ops.c
@@ -1020,6 +1020,30 @@ rte_pmd_cnxk_crypto_submit(struct rte_pmd_cnxk_crypto_qptr *qptr, void *inst, ui
 	plt_err("Invalid cnxk model");
 }
 
+int
+rte_pmd_cnxk_crypto_cptr_flush(struct rte_pmd_cnxk_crypto_qptr *qptr,
+			       struct rte_pmd_cnxk_crypto_cptr *cptr, bool invalidate)
+{
+	struct cnxk_cpt_qp *qp = PLT_PTR_CAST(qptr);
+
+	if (unlikely(qptr == NULL)) {
+		plt_err("Invalid queue pair pointer");
+		return -EINVAL;
+	}
+
+	if (unlikely(cptr == NULL)) {
+		plt_err("Invalid CPTR pointer");
+		return -EINVAL;
+	}
+
+	if (unlikely(!roc_model_is_cn10k())) {
+		plt_err("Invalid cnxk model");
+		return -EINVAL;
+	}
+
+	return roc_cpt_lf_ctx_flush(&qp->lf, cptr, invalidate);
+}
+
 struct rte_pmd_cnxk_crypto_cptr *
 rte_pmd_cnxk_crypto_cptr_get(struct rte_pmd_cnxk_crypto_sess *rte_sess)
 {
diff --git a/drivers/crypto/cnxk/rte_pmd_cnxk_crypto.h b/drivers/crypto/cnxk/rte_pmd_cnxk_crypto.h
index dc5a6d57b0..7a7d20c290 100644
--- a/drivers/crypto/cnxk/rte_pmd_cnxk_crypto.h
+++ b/drivers/crypto/cnxk/rte_pmd_cnxk_crypto.h
@@ -86,6 +86,31 @@ __rte_experimental
 void rte_pmd_cnxk_crypto_submit(struct rte_pmd_cnxk_crypto_qptr *qptr, void *inst,
 				uint16_t nb_inst);
 
+/**
+ * Flush the CPTR from CPT CTX cache.
+ *
+ * This API must be called only after the cryptodev and queue pair is configured and is started.
+ *
+ * @param qptr
+ *   Pointer obtained with ``rte_pmd_cnxk_crypto_qptr_get``.
+ * @param cptr
+ *   Pointer obtained with ``rte_pmd_cnxk_crypto_cptr_get`` or any valid CPTR address that can be
+ *   used with CPT CTX cache.
+ * @param invalidate
+ *   If true, invalidate the CTX cache entry. If false, flush the CTX cache entry.
+ * @return
+ *   - 0 on success.
+ *   - Negative value on error.
+ *     - -EINVAL if the input parameters are invalid.
+ *     - -ENOTSUP if the operation is not supported.
+ *     - -EAGAIN if the operation is not successful.
+ *     - -EFAULT if the operation failed.
+ */
+__rte_experimental
+int rte_pmd_cnxk_crypto_cptr_flush(struct rte_pmd_cnxk_crypto_qptr *qptr,
+				   struct rte_pmd_cnxk_crypto_cptr *cptr,
+				   bool invalidate);
+
 /**
  * Get the HW CPTR pointer from the rte_crypto/rte_security session.
  *
diff --git a/drivers/crypto/cnxk/version.map b/drivers/crypto/cnxk/version.map
index b510ec4847..7a8122dc1d 100644
--- a/drivers/crypto/cnxk/version.map
+++ b/drivers/crypto/cnxk/version.map
@@ -6,6 +6,7 @@ EXPERIMENTAL {
 	rte_pmd_cnxk_crypto_qptr_get;
 
 	# added in 24.07
+	rte_pmd_cnxk_crypto_cptr_flush;
 	rte_pmd_cnxk_crypto_cptr_get;
 };
 
-- 
2.25.1