cryptodev: add auth IV

[dpdk.git] / drivers / crypto / aesni_gcm / aesni_gcm_pmd_ops.c

diff --git a/drivers/crypto/aesni_gcm/aesni_gcm_pmd_ops.c b/drivers/crypto/aesni_gcm/aesni_gcm_pmd_ops.c
index f865e0d..6bc92e4 100644 (file)
--- a/drivers/crypto/aesni_gcm/aesni_gcm_pmd_ops.c
+++ b/drivers/crypto/aesni_gcm/aesni_gcm_pmd_ops.c
@@ -1,7 +1,7 @@
 /*-
  *   BSD LICENSE
  *
- *   Copyright(c) 2016 Intel Corporation. All rights reserved.
+ *   Copyright(c) 2016-2017 Intel Corporation. All rights reserved.
  *
  *   Redistribution and use in source and binary forms, with or without
  *   modification, are permitted provided that the following conditions
@@ -38,9 +38,86 @@
 
 #include "aesni_gcm_pmd_private.h"
 
+static const struct rte_cryptodev_capabilities aesni_gcm_pmd_capabilities[] = {
+       {       /* AES GMAC (AUTH) */
+               .op = RTE_CRYPTO_OP_TYPE_SYMMETRIC,
+               {.sym = {
+                       .xform_type = RTE_CRYPTO_SYM_XFORM_AUTH,
+                       {.auth = {
+                               .algo = RTE_CRYPTO_AUTH_AES_GMAC,
+                               .block_size = 16,
+                               .key_size = {
+                                       .min = 16,
+                                       .max = 32,
+                                       .increment = 16
+                               },
+                               .digest_size = {
+                                       .min = 8,
+                                       .max = 16,
+                                       .increment = 4
+                               },
+                               .aad_size = {
+                                       .min = 0,
+                                       .max = 65535,
+                                       .increment = 1
+                               },
+                               .iv_size = { 0 }
+                       }, }
+               }, }
+       },
+       {       /* AES GCM (AUTH) */
+               .op = RTE_CRYPTO_OP_TYPE_SYMMETRIC,
+               {.sym = {
+                       .xform_type = RTE_CRYPTO_SYM_XFORM_AUTH,
+                       {.auth = {
+                               .algo = RTE_CRYPTO_AUTH_AES_GCM,
+                               .block_size = 16,
+                               .key_size = {
+                                       .min = 16,
+                                       .max = 32,
+                                       .increment = 16
+                               },
+                               .digest_size = {
+                                       .min = 8,
+                                       .max = 16,
+                                       .increment = 4
+                               },
+                               .aad_size = {
+                                       .min = 0,
+                                       .max = 65535,
+                                       .increment = 1
+                               },
+                               .iv_size = { 0 }
+                       }, }
+               }, }
+       },
+       {       /* AES GCM (CIPHER) */
+               .op = RTE_CRYPTO_OP_TYPE_SYMMETRIC,
+               {.sym = {
+                       .xform_type = RTE_CRYPTO_SYM_XFORM_CIPHER,
+                       {.cipher = {
+                               .algo = RTE_CRYPTO_CIPHER_AES_GCM,
+                               .block_size = 16,
+                               .key_size = {
+                                       .min = 16,
+                                       .max = 32,
+                                       .increment = 16
+                               },
+                               .iv_size = {
+                                       .min = 12,
+                                       .max = 12,
+                                       .increment = 0
+                               }
+                       }, }
+               }, }
+       },
+       RTE_CRYPTODEV_END_OF_CAPABILITIES_LIST()
+};
+
 /** Configure device */
 static int
-aesni_gcm_pmd_config(__rte_unused struct rte_cryptodev *dev)
+aesni_gcm_pmd_config(__rte_unused struct rte_cryptodev *dev,
+               __rte_unused struct rte_cryptodev_config *config)
 {
        return 0;
 }
@@ -107,6 +184,8 @@ aesni_gcm_pmd_info_get(struct rte_cryptodev *dev,
 
        if (dev_info != NULL) {
                dev_info->dev_type = dev->dev_type;
+               dev_info->feature_flags = dev->feature_flags;
+               dev_info->capabilities = aesni_gcm_pmd_capabilities;
 
                dev_info->max_nb_queue_pairs = internals->max_nb_queue_pairs;
                dev_info->sym.max_nb_sessions = internals->max_nb_sessions;
@@ -148,7 +227,7 @@ aesni_gcm_pmd_qp_create_processed_pkts_ring(struct aesni_gcm_qp *qp,
 
        r = rte_ring_lookup(qp->name);
        if (r) {
-               if (r->prod.size >= ring_size) {
+               if (rte_ring_get_size(r) >= ring_size) {
                        GCM_LOG_INFO("Reusing existing ring %s for processed"
                                        " packets", qp->name);
                        return r;
@@ -170,7 +249,6 @@ aesni_gcm_pmd_qp_setup(struct rte_cryptodev *dev, uint16_t qp_id,
                 int socket_id)
 {
        struct aesni_gcm_qp *qp = NULL;
-       struct aesni_gcm_private *internals = dev->data->dev_private;
 
        /* Free memory prior to re-allocation if needed. */
        if (dev->data->queue_pairs[qp_id] != NULL)
@@ -188,8 +266,6 @@ aesni_gcm_pmd_qp_setup(struct rte_cryptodev *dev, uint16_t qp_id,
        if (aesni_gcm_pmd_qp_set_unique_name(dev, qp))
                goto qp_setup_cleanup;
 
-       qp->ops = &gcm_ops[internals->vector_mode];
-
        qp->processed_pkts = aesni_gcm_pmd_qp_create_processed_pkts_ring(qp,
                        qp_conf->nb_descriptors, socket_id);
        if (qp->processed_pkts == NULL)
@@ -240,18 +316,15 @@ aesni_gcm_pmd_session_get_size(struct rte_cryptodev *dev __rte_unused)
 
 /** Configure a aesni gcm session from a crypto xform chain */
 static void *
-aesni_gcm_pmd_session_configure(struct rte_cryptodev *dev,
+aesni_gcm_pmd_session_configure(struct rte_cryptodev *dev __rte_unused,
                struct rte_crypto_sym_xform *xform,     void *sess)
 {
-       struct aesni_gcm_private *internals = dev->data->dev_private;
-
        if (unlikely(sess == NULL)) {
                GCM_LOG_ERR("invalid session struct");
                return NULL;
        }
 
-       if (aesni_gcm_set_session_parameters(&gcm_ops[internals->vector_mode],
-                       sess, xform) != 0) {
+       if (aesni_gcm_set_session_parameters(sess, xform) != 0) {
                GCM_LOG_ERR("failed configure session parameters");
                return NULL;
        }