cryptodev: add traces in multi-process path
[dpdk.git] / lib / librte_cryptodev / rte_cryptodev.c
index f2ade83..1dd795b 100644 (file)
 #include <rte_errno.h>
 #include <rte_spinlock.h>
 #include <rte_string_fns.h>
+#include <rte_compat.h>
+#include <rte_function_versioning.h>
 
 #include "rte_crypto.h"
 #include "rte_cryptodev.h"
 #include "rte_cryptodev_pmd.h"
+#include "rte_cryptodev_trace.h"
 
 static uint8_t nb_drivers;
 
@@ -56,6 +59,14 @@ static struct rte_cryptodev_global cryptodev_globals = {
 /* spinlock for crypto device callbacks */
 static rte_spinlock_t rte_cryptodev_cb_lock = RTE_SPINLOCK_INITIALIZER;
 
+static const struct rte_cryptodev_capabilities
+               cryptodev_undefined_capabilities[] = {
+               RTE_CRYPTODEV_END_OF_CAPABILITIES_LIST()
+};
+
+static struct rte_cryptodev_capabilities
+               *capability_copy[RTE_CRYPTO_MAX_DEVS];
+static uint8_t is_capability_checked[RTE_CRYPTO_MAX_DEVS];
 
 /**
  * The user application callback description.
@@ -151,6 +162,7 @@ const char *
 rte_crypto_aead_algorithm_strings[] = {
        [RTE_CRYPTO_AEAD_AES_CCM]       = "aes-ccm",
        [RTE_CRYPTO_AEAD_AES_GCM]       = "aes-gcm",
+       [RTE_CRYPTO_AEAD_CHACHA20_POLY1305] = "chacha20-poly1305"
 };
 
 /**
@@ -279,15 +291,15 @@ rte_crypto_auth_operation_strings[] = {
                [RTE_CRYPTO_AUTH_OP_GENERATE]   = "generate"
 };
 
-const struct rte_cryptodev_symmetric_capability *
-rte_cryptodev_sym_capability_get(uint8_t dev_id,
+const struct rte_cryptodev_symmetric_capability __vsym *
+rte_cryptodev_sym_capability_get_v20(uint8_t dev_id,
                const struct rte_cryptodev_sym_capability_idx *idx)
 {
        const struct rte_cryptodev_capabilities *capability;
        struct rte_cryptodev_info dev_info;
        int i = 0;
 
-       rte_cryptodev_info_get(dev_id, &dev_info);
+       rte_cryptodev_info_get_v20(dev_id, &dev_info);
 
        while ((capability = &dev_info.capabilities[i++])->op !=
                        RTE_CRYPTO_OP_TYPE_UNDEFINED) {
@@ -311,8 +323,47 @@ rte_cryptodev_sym_capability_get(uint8_t dev_id,
        }
 
        return NULL;
+}
+VERSION_SYMBOL(rte_cryptodev_sym_capability_get, _v20, 20.0);
+
+const struct rte_cryptodev_symmetric_capability __vsym *
+rte_cryptodev_sym_capability_get_v21(uint8_t dev_id,
+               const struct rte_cryptodev_sym_capability_idx *idx)
+{
+       const struct rte_cryptodev_capabilities *capability;
+       struct rte_cryptodev_info dev_info;
+       int i = 0;
+
+       rte_cryptodev_info_get(dev_id, &dev_info);
+
+       while ((capability = &dev_info.capabilities[i++])->op !=
+                       RTE_CRYPTO_OP_TYPE_UNDEFINED) {
+               if (capability->op != RTE_CRYPTO_OP_TYPE_SYMMETRIC)
+                       continue;
+
+               if (capability->sym.xform_type != idx->type)
+                       continue;
+
+               if (idx->type == RTE_CRYPTO_SYM_XFORM_AUTH &&
+                       capability->sym.auth.algo == idx->algo.auth)
+                       return &capability->sym;
+
+               if (idx->type == RTE_CRYPTO_SYM_XFORM_CIPHER &&
+                       capability->sym.cipher.algo == idx->algo.cipher)
+                       return &capability->sym;
+
+               if (idx->type == RTE_CRYPTO_SYM_XFORM_AEAD &&
+                               capability->sym.aead.algo == idx->algo.aead)
+                       return &capability->sym;
+       }
 
+       return NULL;
 }
+MAP_STATIC_SYMBOL(const struct rte_cryptodev_symmetric_capability *
+               rte_cryptodev_sym_capability_get(uint8_t dev_id,
+               const struct rte_cryptodev_sym_capability_idx *idx),
+               rte_cryptodev_sym_capability_get_v21);
+BIND_DEFAULT_SYMBOL(rte_cryptodev_sym_capability_get, _v21, 21);
 
 static int
 param_range_check(uint16_t size, const struct rte_crypto_param_range *range)
@@ -497,6 +548,10 @@ rte_cryptodev_get_feature_name(uint64_t flag)
                return "SYM_CPU_CRYPTO";
        case RTE_CRYPTODEV_FF_ASYM_SESSIONLESS:
                return "ASYM_SESSIONLESS";
+       case RTE_CRYPTODEV_FF_SYM_SESSIONLESS:
+               return "SYM_SESSIONLESS";
+       case RTE_CRYPTODEV_FF_NON_BYTE_ALIGNED_DATA:
+               return "NON_BYTE_ALIGNED_DATA";
        default:
                return NULL;
        }
@@ -662,8 +717,13 @@ rte_cryptodev_data_alloc(uint8_t dev_id, struct rte_cryptodev_data **data,
                mz = rte_memzone_reserve(mz_name,
                                sizeof(struct rte_cryptodev_data),
                                socket_id, 0);
-       } else
+               CDEV_LOG_DEBUG("PRIMARY:reserved memzone for %s (%p)",
+                               mz_name, mz);
+       } else {
                mz = rte_memzone_lookup(mz_name);
+               CDEV_LOG_DEBUG("SECONDARY:looked up memzone for %s (%p)",
+                               mz_name, mz);
+       }
 
        if (mz == NULL)
                return -ENOMEM;
@@ -694,8 +754,14 @@ rte_cryptodev_data_free(uint8_t dev_id, struct rte_cryptodev_data **data)
        RTE_ASSERT(*data == mz->addr);
        *data = NULL;
 
-       if (rte_eal_process_type() == RTE_PROC_PRIMARY)
+       if (rte_eal_process_type() == RTE_PROC_PRIMARY) {
+               CDEV_LOG_DEBUG("PRIMARY:free memzone of %s (%p)",
+                               mz_name, mz);
                return rte_memzone_free(mz);
+       } else {
+               CDEV_LOG_DEBUG("SECONDARY:don't free memzone of %s (%p)",
+                               mz_name, mz);
+       }
 
        return 0;
 }
@@ -752,8 +818,15 @@ rte_cryptodev_pmd_allocate(const char *name, int socket_id)
                        cryptodev->data->dev_id = dev_id;
                        cryptodev->data->socket_id = socket_id;
                        cryptodev->data->dev_started = 0;
+                       CDEV_LOG_DEBUG("PRIMARY:init data");
                }
 
+               CDEV_LOG_DEBUG("Data for %s: dev_id %d, socket %d, started %d",
+                               cryptodev->data->name,
+                               cryptodev->data->dev_id,
+                               cryptodev->data->socket_id,
+                               cryptodev->data->dev_started);
+
                /* init user callbacks */
                TAILQ_INIT(&(cryptodev->link_intr_cbs));
 
@@ -914,6 +987,7 @@ rte_cryptodev_configure(uint8_t dev_id, struct rte_cryptodev_config *config)
                return diag;
        }
 
+       rte_cryptodev_trace_configure(dev_id, config);
        return (*dev->dev_ops->dev_configure)(dev, config);
 }
 
@@ -942,6 +1016,7 @@ rte_cryptodev_start(uint8_t dev_id)
        }
 
        diag = (*dev->dev_ops->dev_start)(dev);
+       rte_cryptodev_trace_start(dev_id, diag);
        if (diag == 0)
                dev->data->dev_started = 1;
        else
@@ -971,6 +1046,7 @@ rte_cryptodev_stop(uint8_t dev_id)
        }
 
        (*dev->dev_ops->dev_stop)(dev);
+       rte_cryptodev_trace_stop(dev_id);
        dev->data->dev_started = 0;
 }
 
@@ -1007,6 +1083,13 @@ rte_cryptodev_close(uint8_t dev_id)
 
        RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_close, -ENOTSUP);
        retval = (*dev->dev_ops->dev_close)(dev);
+       rte_cryptodev_trace_close(dev_id, retval);
+
+       if (capability_copy[dev_id]) {
+               free(capability_copy[dev_id]);
+               capability_copy[dev_id] = NULL;
+       }
+       is_capability_checked[dev_id] = 0;
 
        if (retval < 0)
                return retval;
@@ -1014,6 +1097,35 @@ rte_cryptodev_close(uint8_t dev_id)
        return 0;
 }
 
+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 -EINVAL;
+       }
+
+       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 -EINVAL;
+       }
+       void **qps = dev->data->queue_pairs;
+
+       if (qps[queue_pair_id]) {
+               CDEV_LOG_DEBUG("qp %d on dev %d is initialised",
+                       queue_pair_id, dev_id);
+               return 1;
+       }
+
+       CDEV_LOG_DEBUG("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)
@@ -1076,6 +1188,7 @@ rte_cryptodev_queue_pair_setup(uint8_t dev_id, uint16_t queue_pair_id,
 
        RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->queue_pair_setup, -ENOTSUP);
 
+       rte_cryptodev_trace_queue_pair_setup(dev_id, queue_pair_id, qp_conf);
        return (*dev->dev_ops->queue_pair_setup)(dev, queue_pair_id, qp_conf,
                        socket_id);
 }
@@ -1120,9 +1233,61 @@ rte_cryptodev_stats_reset(uint8_t dev_id)
        (*dev->dev_ops->stats_reset)(dev);
 }
 
+static void
+get_v20_capabilities(uint8_t dev_id, struct rte_cryptodev_info *dev_info)
+{
+       const struct rte_cryptodev_capabilities *capability;
+       uint8_t found_invalid_capa = 0;
+       uint8_t counter = 0;
+
+       for (capability = dev_info->capabilities;
+                       capability->op != RTE_CRYPTO_OP_TYPE_UNDEFINED;
+                       ++capability, ++counter) {
+               if (capability->op == RTE_CRYPTO_OP_TYPE_SYMMETRIC &&
+                               capability->sym.xform_type ==
+                                       RTE_CRYPTO_SYM_XFORM_AEAD
+                               && capability->sym.aead.algo >=
+                               RTE_CRYPTO_AEAD_CHACHA20_POLY1305) {
+                       found_invalid_capa = 1;
+                       counter--;
+               }
+       }
+       is_capability_checked[dev_id] = 1;
+       if (!found_invalid_capa)
+               return;
+       capability_copy[dev_id] = malloc(counter *
+               sizeof(struct rte_cryptodev_capabilities));
+       if (capability_copy[dev_id] == NULL) {
+                /*
+                 * error case - no memory to store the trimmed
+                 * list, so have to return an empty list
+                 */
+               dev_info->capabilities =
+                       cryptodev_undefined_capabilities;
+               is_capability_checked[dev_id] = 0;
+       } else {
+               counter = 0;
+               for (capability = dev_info->capabilities;
+                               capability->op !=
+                               RTE_CRYPTO_OP_TYPE_UNDEFINED;
+                               capability++) {
+                       if (!(capability->op ==
+                               RTE_CRYPTO_OP_TYPE_SYMMETRIC
+                               && capability->sym.xform_type ==
+                               RTE_CRYPTO_SYM_XFORM_AEAD
+                               && capability->sym.aead.algo >=
+                               RTE_CRYPTO_AEAD_CHACHA20_POLY1305)) {
+                               capability_copy[dev_id][counter++] =
+                                               *capability;
+                       }
+               }
+               dev_info->capabilities =
+                               capability_copy[dev_id];
+       }
+}
 
-void
-rte_cryptodev_info_get(uint8_t dev_id, struct rte_cryptodev_info *dev_info)
+void __vsym
+rte_cryptodev_info_get_v20(uint8_t dev_id, struct rte_cryptodev_info *dev_info)
 {
        struct rte_cryptodev *dev;
 
@@ -1138,10 +1303,40 @@ rte_cryptodev_info_get(uint8_t dev_id, struct rte_cryptodev_info *dev_info)
        RTE_FUNC_PTR_OR_RET(*dev->dev_ops->dev_infos_get);
        (*dev->dev_ops->dev_infos_get)(dev, dev_info);
 
+       if (capability_copy[dev_id] == NULL) {
+               if (!is_capability_checked[dev_id])
+                       get_v20_capabilities(dev_id, dev_info);
+       } else
+               dev_info->capabilities = capability_copy[dev_id];
+
        dev_info->driver_name = dev->device->driver->name;
        dev_info->device = dev->device;
 }
+VERSION_SYMBOL(rte_cryptodev_info_get, _v20, 20.0);
+
+void __vsym
+rte_cryptodev_info_get_v21(uint8_t dev_id, struct rte_cryptodev_info *dev_info)
+{
+       struct rte_cryptodev *dev;
+
+       if (!rte_cryptodev_pmd_is_valid_dev(dev_id)) {
+               CDEV_LOG_ERR("Invalid dev_id=%d", dev_id);
+               return;
+       }
+
+       dev = &rte_crypto_devices[dev_id];
+
+       memset(dev_info, 0, sizeof(struct rte_cryptodev_info));
+
+       RTE_FUNC_PTR_OR_RET(*dev->dev_ops->dev_infos_get);
+       (*dev->dev_ops->dev_infos_get)(dev, dev_info);
 
+       dev_info->driver_name = dev->device->driver->name;
+       dev_info->device = dev->device;
+}
+MAP_STATIC_SYMBOL(void rte_cryptodev_info_get(uint8_t dev_id,
+       struct rte_cryptodev_info *dev_info), rte_cryptodev_info_get_v21);
+BIND_DEFAULT_SYMBOL(rte_cryptodev_info_get, _v21, 21);
 
 int
 rte_cryptodev_callback_register(uint8_t dev_id,
@@ -1274,7 +1469,7 @@ rte_cryptodev_sym_session_init(uint8_t dev_id,
 
        dev = rte_cryptodev_pmd_get_dev(dev_id);
 
-       if (sess == NULL || xforms == NULL || dev == NULL)
+       if (sess == NULL || xforms == NULL || dev == NULL || mp == NULL)
                return -EINVAL;
 
        if (mp->elt_size < sess_priv_sz)
@@ -1297,6 +1492,7 @@ rte_cryptodev_sym_session_init(uint8_t dev_id,
                }
        }
 
+       rte_cryptodev_trace_sym_session_init(dev_id, sess, xforms, mp);
        sess->sess_data[index].refcnt++;
        return 0;
 }
@@ -1338,6 +1534,7 @@ rte_cryptodev_asym_session_init(uint8_t dev_id,
                }
        }
 
+       rte_cryptodev_trace_asym_session_init(dev_id, sess, xforms, mp);
        return 0;
 }
 
@@ -1378,6 +1575,8 @@ rte_cryptodev_sym_session_pool_create(const char *name, uint32_t nb_elts,
        pool_priv->nb_drivers = nb_drivers;
        pool_priv->user_data_sz = user_data_size;
 
+       rte_cryptodev_trace_sym_session_pool_create(name, nb_elts,
+               elt_size, cache_size, user_data_size, mp);
        return mp;
 }
 
@@ -1388,24 +1587,39 @@ rte_cryptodev_sym_session_data_size(struct rte_cryptodev_sym_session *sess)
                        sess->user_data_sz;
 }
 
+static uint8_t
+rte_cryptodev_sym_is_valid_session_pool(struct rte_mempool *mp)
+{
+       struct rte_cryptodev_sym_session_pool_private_data *pool_priv;
+
+       if (!mp)
+               return 0;
+
+       pool_priv = rte_mempool_get_priv(mp);
+
+       if (!pool_priv || mp->private_data_size < sizeof(*pool_priv) ||
+                       pool_priv->nb_drivers != nb_drivers ||
+                       mp->elt_size <
+                               rte_cryptodev_sym_get_header_session_size()
+                               + pool_priv->user_data_sz)
+               return 0;
+
+       return 1;
+}
+
 struct rte_cryptodev_sym_session *
 rte_cryptodev_sym_session_create(struct rte_mempool *mp)
 {
        struct rte_cryptodev_sym_session *sess;
        struct rte_cryptodev_sym_session_pool_private_data *pool_priv;
 
-       if (!mp) {
+       if (!rte_cryptodev_sym_is_valid_session_pool(mp)) {
                CDEV_LOG_ERR("Invalid mempool\n");
                return NULL;
        }
 
        pool_priv = rte_mempool_get_priv(mp);
 
-       if (!pool_priv || mp->private_data_size < sizeof(*pool_priv)) {
-               CDEV_LOG_ERR("Invalid mempool\n");
-               return NULL;
-       }
-
        /* Allocate a session structure from the session pool */
        if (rte_mempool_get(mp, (void **)&sess)) {
                CDEV_LOG_ERR("couldn't get object from session mempool");
@@ -1422,6 +1636,7 @@ rte_cryptodev_sym_session_create(struct rte_mempool *mp)
        memset(sess->sess_data, 0,
                        rte_cryptodev_sym_session_data_size(sess));
 
+       rte_cryptodev_trace_sym_session_create(mp, sess);
        return sess;
 }
 
@@ -1429,6 +1644,20 @@ struct rte_cryptodev_asym_session *
 rte_cryptodev_asym_session_create(struct rte_mempool *mp)
 {
        struct rte_cryptodev_asym_session *sess;
+       unsigned int session_size =
+                       rte_cryptodev_asym_get_header_session_size();
+
+       if (!mp) {
+               CDEV_LOG_ERR("invalid mempool\n");
+               return NULL;
+       }
+
+       /* Verify if provided mempool can hold elements big enough. */
+       if (mp->elt_size < session_size) {
+               CDEV_LOG_ERR(
+                       "mempool elements too small to hold session objects");
+               return NULL;
+       }
 
        /* Allocate a session structure from the session pool */
        if (rte_mempool_get(mp, (void **)&sess)) {
@@ -1439,8 +1668,9 @@ rte_cryptodev_asym_session_create(struct rte_mempool *mp)
        /* Clear device session pointer.
         * Include the flag indicating presence of private data
         */
-       memset(sess, 0, (sizeof(void *) * nb_drivers) + sizeof(uint8_t));
+       memset(sess, 0, session_size);
 
+       rte_cryptodev_trace_asym_session_create(mp, sess);
        return sess;
 }
 
@@ -1471,6 +1701,7 @@ rte_cryptodev_sym_session_clear(uint8_t dev_id,
 
        dev->dev_ops->sym_session_clear(dev, sess);
 
+       rte_cryptodev_trace_sym_session_clear(dev_id, sess);
        return 0;
 }
 
@@ -1494,6 +1725,7 @@ rte_cryptodev_asym_session_clear(uint8_t dev_id,
 
        dev->dev_ops->asym_session_clear(dev, sess);
 
+       rte_cryptodev_trace_sym_session_clear(dev_id, sess);
        return 0;
 }
 
@@ -1516,6 +1748,7 @@ rte_cryptodev_sym_session_free(struct rte_cryptodev_sym_session *sess)
        sess_mp = rte_mempool_from_obj(sess);
        rte_mempool_put(sess_mp, sess);
 
+       rte_cryptodev_trace_sym_session_free(sess);
        return 0;
 }
 
@@ -1540,6 +1773,7 @@ rte_cryptodev_asym_session_free(struct rte_cryptodev_asym_session *sess)
        sess_mp = rte_mempool_from_obj(sess);
        rte_mempool_put(sess_mp, sess);
 
+       rte_cryptodev_trace_asym_session_free(sess);
        return 0;
 }