[PATCH 2/3] crypto/cnxk: support queue pair depth API

[Akhil Goyal]

Added support to get the used queue pair depth
for a specific queue on cn10k platform.

Signed-off-by: Akhil Goyal <gak...@marvell.com>
---
 drivers/crypto/cnxk/cn10k_cryptodev.c    |  1 +
 drivers/crypto/cnxk/cn9k_cryptodev.c     |  2 ++
 drivers/crypto/cnxk/cnxk_cryptodev_ops.c | 15 +++++++++++++++
 drivers/crypto/cnxk/cnxk_cryptodev_ops.h |  2 ++
 4 files changed, 20 insertions(+)

diff --git a/drivers/crypto/cnxk/cn10k_cryptodev.c 
b/drivers/crypto/cnxk/cn10k_cryptodev.c
index 5ed918e18e..70bef13cda 100644
--- a/drivers/crypto/cnxk/cn10k_cryptodev.c
+++ b/drivers/crypto/cnxk/cn10k_cryptodev.c
@@ -99,6 +99,7 @@ cn10k_cpt_pci_probe(struct rte_pci_driver *pci_drv 
__rte_unused,
        dev->driver_id = cn10k_cryptodev_driver_id;
        dev->feature_flags = cnxk_cpt_default_ff_get();
 
+       dev->qp_depth_used = cnxk_cpt_qp_depth_used;
        cn10k_cpt_set_enqdeq_fns(dev, vf);
        cn10k_sec_ops_override();
 
diff --git a/drivers/crypto/cnxk/cn9k_cryptodev.c 
b/drivers/crypto/cnxk/cn9k_cryptodev.c
index 47b0874185..818458bd6f 100644
--- a/drivers/crypto/cnxk/cn9k_cryptodev.c
+++ b/drivers/crypto/cnxk/cn9k_cryptodev.c
@@ -15,6 +15,7 @@
 #include "cn9k_ipsec.h"
 #include "cnxk_cryptodev.h"
 #include "cnxk_cryptodev_capabilities.h"
+#include "cnxk_cryptodev_ops.h"
 #include "cnxk_cryptodev_sec.h"
 
 #include "roc_api.h"
@@ -96,6 +97,7 @@ cn9k_cpt_pci_probe(struct rte_pci_driver *pci_drv 
__rte_unused,
        dev->dev_ops = &cn9k_cpt_ops;
        dev->driver_id = cn9k_cryptodev_driver_id;
        dev->feature_flags = cnxk_cpt_default_ff_get();
+       dev->qp_depth_used = cnxk_cpt_qp_depth_used;
 
        cnxk_cpt_caps_populate(vf);
 
diff --git a/drivers/crypto/cnxk/cnxk_cryptodev_ops.c 
b/drivers/crypto/cnxk/cnxk_cryptodev_ops.c
index 1dd1dbac9a..2af4318023 100644
--- a/drivers/crypto/cnxk/cnxk_cryptodev_ops.c
+++ b/drivers/crypto/cnxk/cnxk_cryptodev_ops.c
@@ -496,6 +496,21 @@ cnxk_cpt_queue_pair_setup(struct rte_cryptodev *dev, 
uint16_t qp_id,
        return ret;
 }
 
+uint32_t
+cnxk_cpt_qp_depth_used(void *qptr)
+{
+       struct cnxk_cpt_qp *qp = qptr;
+       struct pending_queue *pend_q;
+       union cpt_fc_write_s fc;
+
+       pend_q = &qp->pend_q;
+
+       fc.u64[0] = rte_atomic_load_explicit(qp->lmtline.fc_addr, 
rte_memory_order_relaxed);
+
+       return RTE_MAX(pending_queue_infl_cnt(pend_q->head, pend_q->tail, 
pend_q->pq_mask),
+                      fc.s.qsize);
+}
+
 unsigned int
 cnxk_cpt_sym_session_get_size(struct rte_cryptodev *dev __rte_unused)
 {
diff --git a/drivers/crypto/cnxk/cnxk_cryptodev_ops.h 
b/drivers/crypto/cnxk/cnxk_cryptodev_ops.h
index e7bba25cb8..708fad910d 100644
--- a/drivers/crypto/cnxk/cnxk_cryptodev_ops.h
+++ b/drivers/crypto/cnxk/cnxk_cryptodev_ops.h
@@ -142,6 +142,8 @@ int cnxk_ae_session_cfg(struct rte_cryptodev *dev,
 void cnxk_cpt_dump_on_err(struct cnxk_cpt_qp *qp);
 int cnxk_cpt_queue_pair_event_error_query(struct rte_cryptodev *dev, uint16_t 
qp_id);
 
+uint32_t cnxk_cpt_qp_depth_used(void *qptr);
+
 static __rte_always_inline void
 pending_queue_advance(uint64_t *index, const uint64_t mask)
 {
-- 
2.25.1