[dpdk-dev] [PATCH 1/2] cryptodev: add function to check if qp was setup
Arek Kusztal
arkadiuszx.kusztal at intel.com
Wed Jun 10 20:53:07 CEST 2020
From: Fiona Trahe <fiona.trahe at intel.com>
This patch adds function that can check if queue pair
was already setup. This may be useful when dealing with
multi process approach in cryptodev.
Signed-off-by: Fiona Trahe <fiona.trahe at intel.com>
---
lib/librte_cryptodev/rte_cryptodev.c | 28 ++++++++++++++++++++++++++++
lib/librte_cryptodev/rte_cryptodev.h | 14 ++++++++++++++
2 files changed, 42 insertions(+)
diff --git a/lib/librte_cryptodev/rte_cryptodev.c b/lib/librte_cryptodev/rte_cryptodev.c
index e37b83a..705387b 100644
--- a/lib/librte_cryptodev/rte_cryptodev.c
+++ b/lib/librte_cryptodev/rte_cryptodev.c
@@ -1080,6 +1080,34 @@ rte_cryptodev_close(uint8_t dev_id)
}
int
+rte_cryptodev_get_qp_status(uint8_t dev_id, uint16_t queue_pair_id)
+{
+ struct rte_cryptodev *dev;
+
+ if (!rte_cryptodev_pmd_is_valid_dev(dev_id)) {
+ CDEV_LOG_ERR("Invalid dev_id=%" PRIu8, dev_id);
+ return -(ENODEV);
+ }
+
+ dev = &rte_crypto_devices[dev_id];
+ if (queue_pair_id >= dev->data->nb_queue_pairs) {
+ CDEV_LOG_ERR("Invalid queue_pair_id=%d", queue_pair_id);
+ return -(ENODEV);
+ }
+ void **qps = dev->data->queue_pairs;
+
+ if (qps[queue_pair_id]) {
+ CDEV_LOG_INFO("qp %d on dev %d is initialised",
+ queue_pair_id, dev_id);
+ return 1;
+ }
+
+ CDEV_LOG_INFO("qp %d on dev %d is not initialised",
+ queue_pair_id, dev_id);
+ return 0;
+}
+
+int
rte_cryptodev_queue_pair_setup(uint8_t dev_id, uint16_t queue_pair_id,
const struct rte_cryptodev_qp_conf *qp_conf, int socket_id)
diff --git a/lib/librte_cryptodev/rte_cryptodev.h b/lib/librte_cryptodev/rte_cryptodev.h
index 4aaee73..d01a658 100644
--- a/lib/librte_cryptodev/rte_cryptodev.h
+++ b/lib/librte_cryptodev/rte_cryptodev.h
@@ -727,6 +727,20 @@ rte_cryptodev_queue_pair_setup(uint8_t dev_id, uint16_t queue_pair_id,
const struct rte_cryptodev_qp_conf *qp_conf, int socket_id);
/**
+ * Get the status of queue pairs setup on a specific crypto device
+ *
+ * @param dev_id Crypto device identifier.
+ * @param queue_pair_id The index of the queue pair to check.
+ *
+ * @return
+ * - 0: qp was not configured
+ * - 1: qp was configured
+ * - -ENODEV: device was not configured
+ */
+int
+rte_cryptodev_get_qp_status(uint8_t dev_id, uint16_t queue_pair_id);
+
+/**
* Get the number of queue pairs on a specific crypto device
*
* @param dev_id Crypto device identifier.
--
2.1.0
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