DPDK patches and discussions
 help / color / mirror / Atom feed
From: Abhinandan Gujjar <abhinandan.gujjar@intel.com>
To: jerin.jacob@caviumnetworks.com, hemant.agrawal@nxp.com,
	akhil.goyal@nxp.com, dev@dpdk.org
Cc: narender.vangati@intel.com, abhinandan.gujjar@intel.com,
	nikhil.rao@intel.com, gage.eads@intel.com
Subject: [dpdk-dev] [v3, 2/5] eventdev: add APIs and PMD callbacks for crypto adapter
Date: Sun,  6 May 2018 00:17:07 +0530	[thread overview]
Message-ID: <1525546030-11204-3-git-send-email-abhinandan.gujjar@intel.com> (raw)
In-Reply-To: <1525546030-11204-1-git-send-email-abhinandan.gujjar@intel.com>

Signed-off-by: Abhinandan Gujjar <abhinandan.gujjar@intel.com>
---
 drivers/event/sw/sw_evdev.c            |  13 +++
 lib/librte_eventdev/rte_eventdev.c     |  25 +++++
 lib/librte_eventdev/rte_eventdev.h     |  54 ++++++++++
 lib/librte_eventdev/rte_eventdev_pmd.h | 187 +++++++++++++++++++++++++++++++++
 4 files changed, 279 insertions(+)

diff --git a/drivers/event/sw/sw_evdev.c b/drivers/event/sw/sw_evdev.c
index dcb6551..10f0e1a 100644
--- a/drivers/event/sw/sw_evdev.c
+++ b/drivers/event/sw/sw_evdev.c
@@ -480,6 +480,17 @@
 	return 0;
 }
 
+static int
+sw_crypto_adapter_caps_get(const struct rte_eventdev *dev,
+			   const struct rte_cryptodev *cdev,
+			   uint32_t *caps)
+{
+	RTE_SET_USED(dev);
+	RTE_SET_USED(cdev);
+	*caps = RTE_EVENT_CRYPTO_ADAPTER_SW_CAP;
+	return 0;
+}
+
 static void
 sw_info_get(struct rte_eventdev *dev, struct rte_event_dev_info *info)
 {
@@ -809,6 +820,8 @@ static int32_t sw_sched_service_func(void *args)
 
 			.timer_adapter_caps_get = sw_timer_adapter_caps_get,
 
+			.crypto_adapter_caps_get = sw_crypto_adapter_caps_get,
+
 			.xstats_get = sw_xstats_get,
 			.xstats_get_names = sw_xstats_get_names,
 			.xstats_get_by_name = sw_xstats_get_by_name,
diff --git a/lib/librte_eventdev/rte_eventdev.c b/lib/librte_eventdev/rte_eventdev.c
index 3f016f4..7ca9fd1 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"
@@ -145,6 +147,29 @@
 				: 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) : -ENOTSUP;
+}
+
 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 8297f24..551ffd2 100644
--- a/lib/librte_eventdev/rte_eventdev.h
+++ b/lib/librte_eventdev/rte_eventdev.h
@@ -8,6 +8,8 @@
 #ifndef _RTE_EVENTDEV_H_
 #define _RTE_EVENTDEV_H_
 
+#include <rte_compat.h>
+
 /**
  * @file
  *
@@ -1135,6 +1137,58 @@ struct rte_event {
 int __rte_experimental
 rte_event_timer_adapter_caps_get(uint8_t dev_id, uint32_t *caps);
 
+/* Crypto adapter capability bitmap flag */
+#define RTE_EVENT_CRYPTO_ADAPTER_CAP_INTERNAL_PORT_OP_NEW   0x1
+/**< Flag indicates HW is capable of generating events in
+ * RTE_EVENT_OP_NEW enqueue operation. Cryptodev will send
+ * packets to the event device as new events using an internal
+ * event port.
+ */
+
+#define RTE_EVENT_CRYPTO_ADAPTER_CAP_INTERNAL_PORT_OP_FWD   0x2
+/**< Flag indicates HW is capable of generating events in
+ * RTE_EVENT_OP_FWD enqueue operation. Cryptodev will send
+ * packets to the event device as forwarded event using an
+ * internal event port.
+ */
+
+#define RTE_EVENT_CRYPTO_ADAPTER_CAP_INTERNAL_PORT_QP_EV_BIND  0x4
+/**< Flag indicates HW is capable of mapping crypto queue pair to
+ * event queue.
+ */
+
+#define RTE_EVENT_CRYPTO_ADAPTER_CAP_SESSION_PRIVATE_DATA   0x8
+/**< Flag indicates HW/SW suports a mechanism to store and retrieve
+ * the private data information along with the crypto session.
+ */
+
+/**
+ * @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.
+ *   It is expected to be pre-allocated & initialized by caller.
+ *
+ * @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_ops;
 struct rte_eventdev;
 
diff --git a/lib/librte_eventdev/rte_eventdev_pmd.h b/lib/librte_eventdev/rte_eventdev_pmd.h
index 2dcb528..3fbb4d2 100644
--- a/lib/librte_eventdev/rte_eventdev_pmd.h
+++ b/lib/librte_eventdev/rte_eventdev_pmd.h
@@ -70,6 +70,9 @@
 		((RTE_EVENT_ETH_RX_ADAPTER_CAP_OVERRIDE_FLOW_ID) | \
 			(RTE_EVENT_ETH_RX_ADAPTER_CAP_MULTI_EVENTQ))
 
+#define RTE_EVENT_CRYPTO_ADAPTER_SW_CAP \
+		RTE_EVENT_CRYPTO_ADAPTER_CAP_SESSION_PRIVATE_DATA
+
 /**< Ethernet Rx adapter cap to return If the packet transfers from
  * the ethdev to eventdev use a SW service function
  */
@@ -617,6 +620,175 @@ 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.
+ *   It is expected to be pre-allocated & initialized by caller.
+ *
+ * @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 queue_pair_id
+ *   cryptodev queue pair identifier.
+ *
+ * @param event
+ *  Event information required for binding cryptodev queue pair to event queue.
+ *  This structure will have a valid value for only those HW PMDs supporting
+ *  @see RTE_EVENT_CRYPTO_ADAPTER_CAP_INTERNAL_PORT_QP_EV_BIND capability.
+ *
+ * @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,
+			 const struct rte_event *event);
+
+
+/**
+ * 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 queue_pair_id
+ *   cryptodev queue pair identifier.
+ *
+ * @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. */
@@ -675,6 +847,21 @@ struct rte_eventdev_ops {
 	eventdev_timer_adapter_caps_get_t timer_adapter_caps_get;
 	/**< Get timer adapter capabilities */
 
+	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

  parent reply	other threads:[~2018-05-05 18:46 UTC|newest]

Thread overview: 23+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-05-05 18:47 [dpdk-dev] [v3,0/5] eventdev: cover letter - " Abhinandan Gujjar
2018-05-05 18:47 ` [dpdk-dev] [v3,1/5] eventdev: introduce event " Abhinandan Gujjar
2018-05-07  9:35   ` Jerin Jacob
2018-05-07 12:32     ` Akhil Goyal
2018-05-07 13:07       ` Jerin Jacob
2018-05-08  7:34       ` Gujjar, Abhinandan S
2018-05-08 12:49         ` Jerin Jacob
2018-05-08 12:52           ` Gujjar, Abhinandan S
2018-05-05 18:47 ` Abhinandan Gujjar [this message]
2018-05-07  9:52   ` [dpdk-dev] [v3, 2/5] eventdev: add APIs and PMD callbacks for " Jerin Jacob
2018-05-08  8:39     ` Gujjar, Abhinandan S
2018-05-07 15:28   ` Akhil Goyal
2018-05-08  8:46     ` Gujjar, Abhinandan S
2018-05-05 18:47 ` [dpdk-dev] [v3,3/5] eventdev: add crypto adapter implementation Abhinandan Gujjar
2018-05-07  4:58   ` [dpdk-dev] [v3, 3/5] " Jerin Jacob
2018-05-07  6:50   ` Jerin Jacob
2018-05-05 18:47 ` [dpdk-dev] [v3,4/5] test: add event crypto adapter auto-test Abhinandan Gujjar
2018-05-07  5:20   ` Jerin Jacob
2018-05-07  5:58   ` Jerin Jacob
2018-05-07 10:08   ` Jerin Jacob
2018-05-08  8:27     ` Gujjar, Abhinandan S
2018-05-05 18:47 ` [dpdk-dev] [v3,5/5] doc: add event crypto adapter documentation Abhinandan Gujjar
2018-05-07 12:27   ` [dpdk-dev] [v3, 5/5] " Jerin Jacob

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=1525546030-11204-3-git-send-email-abhinandan.gujjar@intel.com \
    --to=abhinandan.gujjar@intel.com \
    --cc=akhil.goyal@nxp.com \
    --cc=dev@dpdk.org \
    --cc=gage.eads@intel.com \
    --cc=hemant.agrawal@nxp.com \
    --cc=jerin.jacob@caviumnetworks.com \
    --cc=narender.vangati@intel.com \
    --cc=nikhil.rao@intel.com \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).