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From: Abhinandan Gujjar <abhinandan.gujjar@intel.com>
To: jerin.jacob@caviumnetworks.com, hemant.agrawal@nxp.com,
akhil.goyal@nxp.com, dev@dpdk.org
Cc: pablo.de.lara.guarch@intel.com, declan.doherty@intel.com,
narender.vangati@intel.com, abhinandan.gujjar@intel.com,
nikhil.rao@intel.com
Date: Wed, 4 Apr 2018 12:26:18 +0530
Message-Id: <1522824978-61568-1-git-send-email-abhinandan.gujjar@intel.com>
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Subject: [dpdk-dev] [dpdk-dev, v1,
1/5] eventdev: add caps API and PMD callbacks for crypto adapter
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Signed-off-by: Abhinandan Gujjar <abhinandan.gujjar@intel.com>
---
lib/librte_eventdev/rte_eventdev.c | 25 +++++
lib/librte_eventdev/rte_eventdev.h | 35 +++++++
lib/librte_eventdev/rte_eventdev_pmd.h | 176 +++++++++++++++++++++++++++++++++
3 files changed, 236 insertions(+)
diff --git a/lib/librte_eventdev/rte_eventdev.c b/lib/librte_eventdev/rte_eventdev.c
index 2de8d9a..3d24e8f 100644
--- a/lib/librte_eventdev/rte_eventdev.c
+++ b/lib/librte_eventdev/rte_eventdev.c
@@ -29,6 +29,8 @@
#include <rte_malloc.h>
#include <rte_errno.h>
#include <rte_ethdev.h>
+#include <rte_cryptodev.h>
+#include <rte_cryptodev_pmd.h>
#include "rte_eventdev.h"
#include "rte_eventdev_pmd.h"
@@ -123,6 +125,29 @@
: 0;
}
+int __rte_experimental
+rte_event_crypto_adapter_caps_get(uint8_t dev_id, uint8_t cdev_id,
+ uint32_t *caps)
+{
+ struct rte_eventdev *dev;
+ struct rte_cryptodev *cdev;
+
+ RTE_EVENTDEV_VALID_DEVID_OR_ERR_RET(dev_id, -EINVAL);
+ if (!rte_cryptodev_pmd_is_valid_dev(cdev_id))
+ return -EINVAL;
+
+ dev = &rte_eventdevs[dev_id];
+ cdev = rte_cryptodev_pmd_get_dev(cdev_id);
+
+ if (caps == NULL)
+ return -EINVAL;
+ *caps = 0;
+
+ return dev->dev_ops->crypto_adapter_caps_get ?
+ (*dev->dev_ops->crypto_adapter_caps_get)
+ (dev, cdev, caps) : 0;
+}
+
static inline int
rte_event_dev_queue_config(struct rte_eventdev *dev, uint8_t nb_queues)
{
diff --git a/lib/librte_eventdev/rte_eventdev.h b/lib/librte_eventdev/rte_eventdev.h
index a20077c..49a71d1 100644
--- a/lib/librte_eventdev/rte_eventdev.h
+++ b/lib/librte_eventdev/rte_eventdev.h
@@ -35,6 +35,8 @@
#ifndef _RTE_EVENTDEV_H_
#define _RTE_EVENTDEV_H_
+#include <rte_compat.h>
+
/**
* @file
*
@@ -1142,6 +1144,39 @@ struct rte_event {
rte_event_eth_rx_adapter_caps_get(uint8_t dev_id, uint8_t eth_port_id,
uint32_t *caps);
+
+/* Crypto adapter capability bitmap flag */
+#define RTE_EVENT_CRYPTO_ADAPTER_CAP_INTERNAL_PORT 0x1
+/**< Flag indicates HW is capable of generating events.
+ * Cryptodev can send packets to the event device using an internal event port.
+ */
+
+/**
+ * @warning
+ * @b EXPERIMENTAL: this API may change without prior notice
+ *
+ * Retrieve the event device's crypto adapter capabilities for the
+ * specified cryptodev device
+ *
+ * @param dev_id
+ * The identifier of the device.
+ *
+ * @param cdev_id
+ * The identifier of the cryptodev device.
+ *
+ * @param[out] caps
+ * A pointer to memory filled with event adapter capabilities.
+ *
+ * @return
+ * - 0: Success, driver provides event adapter capabilities for the
+ * cryptodev device.
+ * - <0: Error code returned by the driver function.
+ *
+ */
+int __rte_experimental
+rte_event_crypto_adapter_caps_get(uint8_t dev_id, uint8_t cdev_id,
+ uint32_t *caps);
+
struct rte_eventdev_driver;
struct rte_eventdev_ops;
struct rte_eventdev;
diff --git a/lib/librte_eventdev/rte_eventdev_pmd.h b/lib/librte_eventdev/rte_eventdev_pmd.h
index 3a8ddd7..656d160 100644
--- a/lib/librte_eventdev/rte_eventdev_pmd.h
+++ b/lib/librte_eventdev/rte_eventdev_pmd.h
@@ -585,6 +585,167 @@ typedef int (*eventdev_eth_rx_adapter_stats_reset)
*/
typedef int (*eventdev_selftest)(void);
+
+struct rte_cryptodev;
+/**
+ * This API may change without prior notice
+ *
+ * Retrieve the event device's crypto adapter capabilities for the
+ * specified cryptodev
+ *
+ * @param dev
+ * Event device pointer
+ *
+ * @param cdev
+ * cryptodev pointer
+ *
+ * @param[out] caps
+ * A pointer to memory filled with event adapter capabilities.
+ *
+ * @return
+ * - 0: Success, driver provides event adapter capabilities for the
+ * cryptodev.
+ * - <0: Error code returned by the driver function.
+ *
+ */
+typedef int (*eventdev_crypto_adapter_caps_get_t)
+ (const struct rte_eventdev *dev,
+ const struct rte_cryptodev *cdev,
+ uint32_t *caps);
+
+/**
+ * This API may change without prior notice
+ *
+ * Add crypto queue pair to event device. This callback is invoked if
+ * the caps returned from rte_event_crypto_adapter_caps_get(, cdev_id)
+ * has RTE_EVENT_CRYPTO_ADAPTER_CAP_INTERNAL_PORT set.
+ *
+ * @param dev
+ * Event device pointer
+ *
+ * @param cdev
+ * cryptodev pointer
+ *
+ * @param[out] queue_pair_id
+ * cryptodev queue pair indentifier.
+ *
+ * @return
+ * - 0: Success, cryptodev queue pair added successfully.
+ * - <0: Error code returned by the driver function.
+ *
+ */
+typedef int (*eventdev_crypto_adapter_queue_pair_add_t)
+ (const struct rte_eventdev *dev,
+ const struct rte_cryptodev *cdev,
+ int32_t queue_pair_id);
+
+
+/**
+ * This API may change without prior notice
+ *
+ * Delete crypto queue pair to event device. This callback is invoked if
+ * the caps returned from rte_event_crypto_adapter_caps_get(, cdev_id)
+ * has RTE_EVENT_CRYPTO_ADAPTER_CAP_INTERNAL_PORT set.
+ *
+ * @param dev
+ * Event device pointer
+ *
+ * @param cdev
+ * cryptodev pointer
+ *
+ * @param[out] queue_pair_id
+ * cryptodev queue pair indentifier.
+ *
+ * @return
+ * - 0: Success, cryptodev queue pair deleted successfully.
+ * - <0: Error code returned by the driver function.
+ *
+ */
+typedef int (*eventdev_crypto_adapter_queue_pair_del_t)
+ (const struct rte_eventdev *dev,
+ const struct rte_cryptodev *cdev,
+ int32_t queue_pair_id);
+
+/**
+ * Start crypto adapter. This callback is invoked if
+ * the caps returned from rte_event_crypto_adapter_caps_get(.., cdev_id)
+ * has RTE_EVENT_CRYPTO_ADAPTER_CAP_INTERNAL_PORT set and queue pairs
+ * from cdev_id have been added to the event device.
+ *
+ * @param dev
+ * Event device pointer
+ *
+ * @param cdev
+ * Crypto device pointer
+ *
+ * @return
+ * - 0: Success, crypto adapter started successfully.
+ * - <0: Error code returned by the driver function.
+ */
+typedef int (*eventdev_crypto_adapter_start_t)
+ (const struct rte_eventdev *dev,
+ const struct rte_cryptodev *cdev);
+
+/**
+ * Stop crypto adapter. This callback is invoked if
+ * the caps returned from rte_event_crypto_adapter_caps_get(.., cdev_id)
+ * has RTE_EVENT_CRYPTO_ADAPTER_CAP_INTERNAL_PORT set and queue pairs
+ * from cdev_id have been added to the event device.
+ *
+ * @param dev
+ * Event device pointer
+ *
+ * @param cdev
+ * Crypto device pointer
+ *
+ * @return
+ * - 0: Success, crypto adapter stopped successfully.
+ * - <0: Error code returned by the driver function.
+ */
+typedef int (*eventdev_crypto_adapter_stop_t)
+ (const struct rte_eventdev *dev,
+ const struct rte_cryptodev *cdev);
+
+struct rte_event_crypto_adapter_stats;
+
+/**
+ * Retrieve crypto adapter statistics.
+ *
+ * @param dev
+ * Event device pointer
+ *
+ * @param cdev
+ * Crypto device pointer
+ *
+ * @param[out] stats
+ * Pointer to stats structure
+ *
+ * @return
+ * Return 0 on success.
+ */
+
+typedef int (*eventdev_crypto_adapter_stats_get)
+ (const struct rte_eventdev *dev,
+ const struct rte_cryptodev *cdev,
+ struct rte_event_crypto_adapter_stats *stats);
+
+/**
+ * Reset crypto adapter statistics.
+ *
+ * @param dev
+ * Event device pointer
+ *
+ * @param cdev
+ * Crypto device pointer
+ *
+ * @return
+ * Return 0 on success.
+ */
+
+typedef int (*eventdev_crypto_adapter_stats_reset)
+ (const struct rte_eventdev *dev,
+ const struct rte_cryptodev *cdev);
+
/** Event device operations function pointer table */
struct rte_eventdev_ops {
eventdev_info_get_t dev_infos_get; /**< Get device info. */
@@ -640,6 +801,21 @@ struct rte_eventdev_ops {
eventdev_eth_rx_adapter_stats_reset eth_rx_adapter_stats_reset;
/**< Reset ethernet Rx stats */
+ eventdev_crypto_adapter_caps_get_t crypto_adapter_caps_get;
+ /**< Get crypto adapter capabilities */
+ eventdev_crypto_adapter_queue_pair_add_t crypto_adapter_queue_pair_add;
+ /**< Add queue pair to crypto adapter */
+ eventdev_crypto_adapter_queue_pair_del_t crypto_adapter_queue_pair_del;
+ /**< Delete queue pair from crypto adapter */
+ eventdev_crypto_adapter_start_t crypto_adapter_start;
+ /**< Start crypto adapter */
+ eventdev_crypto_adapter_stop_t crypto_adapter_stop;
+ /**< Stop crypto adapter */
+ eventdev_crypto_adapter_stats_get crypto_adapter_stats_get;
+ /**< Get crypto stats */
+ eventdev_crypto_adapter_stats_reset crypto_adapter_stats_reset;
+ /**< Reset crypto stats */
+
eventdev_selftest dev_selftest;
/**< Start eventdev Selftest */
--
1.9.1