* Copyright(c) 2018 Cavium, Inc
*/
+#include <rte_alarm.h>
+#include <rte_bus_pci.h>
#include <rte_cryptodev.h>
+#include <rte_cryptodev_pmd.h>
+#include <rte_malloc.h>
+
+#include "cpt_pmd_logs.h"
+#include "cpt_pmd_ops_helper.h"
+#include "cpt_ucode.h"
#include "otx_cryptodev.h"
+#include "otx_cryptodev_capabilities.h"
+#include "otx_cryptodev_hw_access.h"
#include "otx_cryptodev_ops.h"
+static int otx_cryptodev_probe_count;
+static rte_spinlock_t otx_probe_count_lock = RTE_SPINLOCK_INITIALIZER;
+
+static struct rte_mempool *otx_cpt_meta_pool;
+static int otx_cpt_op_mlen;
+static int otx_cpt_op_sb_mlen;
+
+/* Forward declarations */
+
+static int
+otx_cpt_que_pair_release(struct rte_cryptodev *dev, uint16_t que_pair_id);
+
+/*
+ * Initializes global variables used by fast-path code
+ *
+ * @return
+ * - 0 on success, errcode on error
+ */
+static int
+init_global_resources(void)
+{
+ /* Get meta len for scatter gather mode */
+ otx_cpt_op_mlen = cpt_pmd_ops_helper_get_mlen_sg_mode();
+
+ /* Extra 4B saved for future considerations */
+ otx_cpt_op_mlen += 4 * sizeof(uint64_t);
+
+ otx_cpt_meta_pool = rte_mempool_create("cpt_metabuf-pool", 4096 * 16,
+ otx_cpt_op_mlen, 512, 0,
+ NULL, NULL, NULL, NULL,
+ SOCKET_ID_ANY, 0);
+ if (!otx_cpt_meta_pool) {
+ CPT_LOG_ERR("cpt metabuf pool not created");
+ return -ENOMEM;
+ }
+
+ /* Get meta len for direct mode */
+ otx_cpt_op_sb_mlen = cpt_pmd_ops_helper_get_mlen_direct_mode();
+
+ /* Extra 4B saved for future considerations */
+ otx_cpt_op_sb_mlen += 4 * sizeof(uint64_t);
+
+ return 0;
+}
+
+void
+cleanup_global_resources(void)
+{
+ /* Take lock */
+ rte_spinlock_lock(&otx_probe_count_lock);
+
+ /* Decrement the cryptodev count */
+ otx_cryptodev_probe_count--;
+
+ /* Free buffers */
+ if (otx_cpt_meta_pool && otx_cryptodev_probe_count == 0)
+ rte_mempool_free(otx_cpt_meta_pool);
+
+ /* Free lock */
+ rte_spinlock_unlock(&otx_probe_count_lock);
+}
+
+/* Alarm routines */
+
+static void
+otx_cpt_alarm_cb(void *arg)
+{
+ struct cpt_vf *cptvf = arg;
+ otx_cpt_poll_misc(cptvf);
+ rte_eal_alarm_set(CPT_INTR_POLL_INTERVAL_MS * 1000,
+ otx_cpt_alarm_cb, cptvf);
+}
+
+static int
+otx_cpt_periodic_alarm_start(void *arg)
+{
+ return rte_eal_alarm_set(CPT_INTR_POLL_INTERVAL_MS * 1000,
+ otx_cpt_alarm_cb, arg);
+}
+
+static int
+otx_cpt_periodic_alarm_stop(void *arg)
+{
+ return rte_eal_alarm_cancel(otx_cpt_alarm_cb, arg);
+}
+
+/* PMD ops */
+
+static int
+otx_cpt_dev_config(struct rte_cryptodev *dev __rte_unused,
+ struct rte_cryptodev_config *config __rte_unused)
+{
+ CPT_PMD_INIT_FUNC_TRACE();
+ return 0;
+}
+
+static int
+otx_cpt_dev_start(struct rte_cryptodev *c_dev)
+{
+ void *cptvf = c_dev->data->dev_private;
+
+ CPT_PMD_INIT_FUNC_TRACE();
+
+ return otx_cpt_start_device(cptvf);
+}
+
+static void
+otx_cpt_dev_stop(struct rte_cryptodev *c_dev)
+{
+ void *cptvf = c_dev->data->dev_private;
+
+ CPT_PMD_INIT_FUNC_TRACE();
+
+ otx_cpt_stop_device(cptvf);
+}
+
+static int
+otx_cpt_dev_close(struct rte_cryptodev *c_dev)
+{
+ void *cptvf = c_dev->data->dev_private;
+ int i, ret;
+
+ CPT_PMD_INIT_FUNC_TRACE();
+
+ for (i = 0; i < c_dev->data->nb_queue_pairs; i++) {
+ ret = otx_cpt_que_pair_release(c_dev, i);
+ if (ret)
+ return ret;
+ }
+
+ otx_cpt_periodic_alarm_stop(cptvf);
+ otx_cpt_deinit_device(cptvf);
+
+ return 0;
+}
+
+static void
+otx_cpt_dev_info_get(struct rte_cryptodev *dev, struct rte_cryptodev_info *info)
+{
+ CPT_PMD_INIT_FUNC_TRACE();
+ if (info != NULL) {
+ info->max_nb_queue_pairs = CPT_NUM_QS_PER_VF;
+ info->feature_flags = dev->feature_flags;
+ info->capabilities = otx_get_capabilities();
+ info->sym.max_nb_sessions = 0;
+ info->driver_id = otx_cryptodev_driver_id;
+ info->min_mbuf_headroom_req = OTX_CPT_MIN_HEADROOM_REQ;
+ info->min_mbuf_tailroom_req = OTX_CPT_MIN_TAILROOM_REQ;
+ }
+}
+
+static void
+otx_cpt_stats_get(struct rte_cryptodev *dev __rte_unused,
+ struct rte_cryptodev_stats *stats __rte_unused)
+{
+ CPT_PMD_INIT_FUNC_TRACE();
+}
+
+static void
+otx_cpt_stats_reset(struct rte_cryptodev *dev __rte_unused)
+{
+ CPT_PMD_INIT_FUNC_TRACE();
+}
+
+static int
+otx_cpt_que_pair_setup(struct rte_cryptodev *dev,
+ uint16_t que_pair_id,
+ const struct rte_cryptodev_qp_conf *qp_conf,
+ int socket_id __rte_unused)
+{
+ void *cptvf = dev->data->dev_private;
+ struct cpt_instance *instance = NULL;
+ struct rte_pci_device *pci_dev;
+ int ret = -1;
+
+ CPT_PMD_INIT_FUNC_TRACE();
+
+ if (dev->data->queue_pairs[que_pair_id] != NULL) {
+ ret = otx_cpt_que_pair_release(dev, que_pair_id);
+ if (ret)
+ return ret;
+ }
+
+ if (qp_conf->nb_descriptors > DEFAULT_CMD_QLEN) {
+ CPT_LOG_INFO("Number of descriptors too big %d, using default "
+ "queue length of %d", qp_conf->nb_descriptors,
+ DEFAULT_CMD_QLEN);
+ }
+
+ pci_dev = RTE_DEV_TO_PCI(dev->device);
+
+ if (pci_dev->mem_resource[0].addr == NULL) {
+ CPT_LOG_ERR("PCI mem address null");
+ return -EIO;
+ }
+
+ ret = otx_cpt_get_resource(cptvf, 0, &instance);
+ if (ret != 0 || instance == NULL) {
+ CPT_LOG_ERR("Error getting instance handle from device %s : "
+ "ret = %d", dev->data->name, ret);
+ return ret;
+ }
+
+ instance->queue_id = que_pair_id;
+ instance->sess_mp = qp_conf->mp_session;
+ instance->sess_mp_priv = qp_conf->mp_session_private;
+ dev->data->queue_pairs[que_pair_id] = instance;
+
+ return 0;
+}
+
+static int
+otx_cpt_que_pair_release(struct rte_cryptodev *dev, uint16_t que_pair_id)
+{
+ struct cpt_instance *instance = dev->data->queue_pairs[que_pair_id];
+ int ret;
+
+ CPT_PMD_INIT_FUNC_TRACE();
+
+ ret = otx_cpt_put_resource(instance);
+ if (ret != 0) {
+ CPT_LOG_ERR("Error putting instance handle of device %s : "
+ "ret = %d", dev->data->name, ret);
+ return ret;
+ }
+
+ dev->data->queue_pairs[que_pair_id] = NULL;
+
+ return 0;
+}
+
+static unsigned int
+otx_cpt_get_session_size(struct rte_cryptodev *dev __rte_unused)
+{
+ return cpt_get_session_size();
+}
+
+static void
+otx_cpt_session_init(void *sym_sess, uint8_t driver_id)
+{
+ struct rte_cryptodev_sym_session *sess = sym_sess;
+ struct cpt_sess_misc *cpt_sess =
+ (struct cpt_sess_misc *) get_sym_session_private_data(sess, driver_id);
+
+ CPT_PMD_INIT_FUNC_TRACE();
+ cpt_sess->ctx_dma_addr = rte_mempool_virt2iova(cpt_sess) +
+ sizeof(struct cpt_sess_misc);
+}
+
+static int
+otx_cpt_session_cfg(struct rte_cryptodev *dev,
+ struct rte_crypto_sym_xform *xform,
+ struct rte_cryptodev_sym_session *sess,
+ struct rte_mempool *mempool)
+{
+ struct rte_crypto_sym_xform *chain;
+ void *sess_private_data = NULL;
+
+ CPT_PMD_INIT_FUNC_TRACE();
+
+ if (cpt_is_algo_supported(xform))
+ goto err;
+
+ if (unlikely(sess == NULL)) {
+ CPT_LOG_ERR("invalid session struct");
+ return -EINVAL;
+ }
+
+ if (rte_mempool_get(mempool, &sess_private_data)) {
+ CPT_LOG_ERR("Could not allocate sess_private_data");
+ return -ENOMEM;
+ }
+
+ chain = xform;
+ while (chain) {
+ switch (chain->type) {
+ case RTE_CRYPTO_SYM_XFORM_AEAD:
+ if (fill_sess_aead(chain, sess_private_data))
+ goto err;
+ break;
+ case RTE_CRYPTO_SYM_XFORM_CIPHER:
+ if (fill_sess_cipher(chain, sess_private_data))
+ goto err;
+ break;
+ case RTE_CRYPTO_SYM_XFORM_AUTH:
+ if (chain->auth.algo == RTE_CRYPTO_AUTH_AES_GMAC) {
+ if (fill_sess_gmac(chain, sess_private_data))
+ goto err;
+ } else {
+ if (fill_sess_auth(chain, sess_private_data))
+ goto err;
+ }
+ break;
+ default:
+ CPT_LOG_ERR("Invalid crypto xform type");
+ break;
+ }
+ chain = chain->next;
+ }
+ set_sym_session_private_data(sess, dev->driver_id, sess_private_data);
+ otx_cpt_session_init(sess, dev->driver_id);
+ return 0;
+
+err:
+ if (sess_private_data)
+ rte_mempool_put(mempool, sess_private_data);
+ return -EPERM;
+}
+
+static void
+otx_cpt_session_clear(struct rte_cryptodev *dev,
+ struct rte_cryptodev_sym_session *sess)
+{
+ void *sess_priv = get_sym_session_private_data(sess, dev->driver_id);
+
+ CPT_PMD_INIT_FUNC_TRACE();
+ if (sess_priv) {
+ memset(sess_priv, 0, otx_cpt_get_session_size(dev));
+ struct rte_mempool *sess_mp = rte_mempool_from_obj(sess_priv);
+ set_sym_session_private_data(sess, dev->driver_id, NULL);
+ rte_mempool_put(sess_mp, sess_priv);
+ }
+}
+
+static __rte_always_inline int32_t __hot
+otx_cpt_request_enqueue(struct cpt_instance *instance,
+ struct pending_queue *pqueue,
+ void *req)
+{
+ struct cpt_request_info *user_req = (struct cpt_request_info *)req;
+
+ if (unlikely(pqueue->pending_count >= DEFAULT_CMD_QLEN))
+ return -EAGAIN;
+
+ fill_cpt_inst(instance, req);
+
+ CPT_LOG_DP_DEBUG("req: %p op: %p ", req, user_req->op);
+
+ /* Fill time_out cycles */
+ user_req->time_out = rte_get_timer_cycles() +
+ DEFAULT_COMMAND_TIMEOUT * rte_get_timer_hz();
+ user_req->extra_time = 0;
+
+ /* Default mode of software queue */
+ mark_cpt_inst(instance);
+
+ pqueue->rid_queue[pqueue->enq_tail].rid = (uintptr_t)user_req;
+
+ /* We will use soft queue length here to limit requests */
+ MOD_INC(pqueue->enq_tail, DEFAULT_CMD_QLEN);
+ pqueue->pending_count += 1;
+
+ CPT_LOG_DP_DEBUG("Submitted NB cmd with request: %p "
+ "op: %p", user_req, user_req->op);
+ return 0;
+}
+
+static __rte_always_inline int __hot
+otx_cpt_enq_single_sym(struct cpt_instance *instance,
+ struct rte_crypto_op *op,
+ struct pending_queue *pqueue)
+{
+ struct cpt_sess_misc *sess;
+ struct rte_crypto_sym_op *sym_op = op->sym;
+ void *prep_req, *mdata = NULL;
+ int ret = 0;
+ uint64_t cpt_op;
+ struct cpt_vf *cptvf = (struct cpt_vf *)instance;
+
+ sess = (struct cpt_sess_misc *)
+ get_sym_session_private_data(sym_op->session,
+ otx_cryptodev_driver_id);
+
+ cpt_op = sess->cpt_op;
+
+ if (likely(cpt_op & CPT_OP_CIPHER_MASK))
+ ret = fill_fc_params(op, sess, &cptvf->meta_info, &mdata,
+ &prep_req);
+ else
+ ret = fill_digest_params(op, sess, &cptvf->meta_info,
+ &mdata, &prep_req);
+
+ if (unlikely(ret)) {
+ CPT_LOG_DP_ERR("prep cryto req : op %p, cpt_op 0x%x "
+ "ret 0x%x", op, (unsigned int)cpt_op, ret);
+ return ret;
+ }
+
+ /* Enqueue prepared instruction to h/w */
+ ret = otx_cpt_request_enqueue(instance, pqueue, prep_req);
+
+ if (unlikely(ret)) {
+ /* Buffer allocated for request preparation need to be freed */
+ free_op_meta(mdata, cptvf->meta_info.cptvf_meta_pool);
+ return ret;
+ }
+
+ return 0;
+}
+
+static __rte_always_inline int __hot
+otx_cpt_enq_single_sym_sessless(struct cpt_instance *instance,
+ struct rte_crypto_op *op,
+ struct pending_queue *pqueue)
+{
+ struct cpt_sess_misc *sess;
+ struct rte_crypto_sym_op *sym_op = op->sym;
+ int ret;
+ void *sess_t = NULL;
+ void *sess_private_data_t = NULL;
+
+ /* Create tmp session */
+
+ if (rte_mempool_get(instance->sess_mp, (void **)&sess_t)) {
+ ret = -ENOMEM;
+ goto exit;
+ }
+
+ if (rte_mempool_get(instance->sess_mp_priv,
+ (void **)&sess_private_data_t)) {
+ ret = -ENOMEM;
+ goto free_sess;
+ }
+
+ sess = (struct cpt_sess_misc *)sess_private_data_t;
+
+ sess->ctx_dma_addr = rte_mempool_virt2iova(sess) +
+ sizeof(struct cpt_sess_misc);
+
+ ret = instance_session_cfg(sym_op->xform, (void *)sess);
+ if (unlikely(ret)) {
+ ret = -EINVAL;
+ goto free_sess_priv;
+ }
+
+ /* Save tmp session in op */
+
+ sym_op->session = (struct rte_cryptodev_sym_session *)sess_t;
+ set_sym_session_private_data(sym_op->session, otx_cryptodev_driver_id,
+ sess_private_data_t);
+
+ /* Enqueue op with the tmp session set */
+ ret = otx_cpt_enq_single_sym(instance, op, pqueue);
+
+ if (unlikely(ret))
+ goto free_sess_priv;
+
+ return 0;
+
+free_sess_priv:
+ rte_mempool_put(instance->sess_mp_priv, sess_private_data_t);
+free_sess:
+ rte_mempool_put(instance->sess_mp, sess_t);
+exit:
+ return ret;
+}
+
+static __rte_always_inline int __hot
+otx_cpt_enq_single(struct cpt_instance *inst,
+ struct rte_crypto_op *op,
+ struct pending_queue *pqueue)
+{
+ /* Check for the type */
+
+ if (op->sess_type == RTE_CRYPTO_OP_WITH_SESSION)
+ return otx_cpt_enq_single_sym(inst, op, pqueue);
+ else if (unlikely(op->sess_type == RTE_CRYPTO_OP_SESSIONLESS))
+ return otx_cpt_enq_single_sym_sessless(inst, op, pqueue);
+
+ /* Should not reach here */
+ return -EINVAL;
+}
+
+static uint16_t
+otx_cpt_pkt_enqueue(void *qptr, struct rte_crypto_op **ops, uint16_t nb_ops)
+{
+ struct cpt_instance *instance = (struct cpt_instance *)qptr;
+ uint16_t count;
+ int ret;
+ struct cpt_vf *cptvf = (struct cpt_vf *)instance;
+ struct pending_queue *pqueue = &cptvf->pqueue;
+
+ count = DEFAULT_CMD_QLEN - pqueue->pending_count;
+ if (nb_ops > count)
+ nb_ops = count;
+
+ count = 0;
+ while (likely(count < nb_ops)) {
+
+ /* Enqueue single op */
+ ret = otx_cpt_enq_single(instance, ops[count], pqueue);
+
+ if (unlikely(ret))
+ break;
+ count++;
+ }
+ otx_cpt_ring_dbell(instance, count);
+ return count;
+}
+
+static __rte_always_inline void
+otx_cpt_dequeue_post_process(struct rte_crypto_op *cop, uintptr_t *rsp)
+{
+ /* H/w has returned success */
+ cop->status = RTE_CRYPTO_OP_STATUS_SUCCESS;
+
+ /* Perform further post processing */
+
+ if (cop->type == RTE_CRYPTO_OP_TYPE_SYMMETRIC) {
+ /* Check if auth verify need to be completed */
+ if (unlikely(rsp[2]))
+ compl_auth_verify(cop, (uint8_t *)rsp[2], rsp[3]);
+ return;
+ }
+}
+
+static uint16_t
+otx_cpt_pkt_dequeue(void *qptr, struct rte_crypto_op **ops, uint16_t nb_ops)
+{
+ struct cpt_instance *instance = (struct cpt_instance *)qptr;
+ struct cpt_request_info *user_req;
+ struct cpt_vf *cptvf = (struct cpt_vf *)instance;
+ struct rid *rid_e;
+ uint8_t cc[nb_ops];
+ int i, count, pcount;
+ uint8_t ret;
+ int nb_completed;
+ struct pending_queue *pqueue = &cptvf->pqueue;
+ struct rte_crypto_op *cop;
+ void *metabuf;
+ uintptr_t *rsp;
+
+ pcount = pqueue->pending_count;
+ count = (nb_ops > pcount) ? pcount : nb_ops;
+
+ for (i = 0; i < count; i++) {
+ rid_e = &pqueue->rid_queue[pqueue->deq_head];
+ user_req = (struct cpt_request_info *)(rid_e->rid);
+
+ if (likely((i+1) < count))
+ rte_prefetch_non_temporal((void *)rid_e[1].rid);
+
+ ret = check_nb_command_id(user_req, instance);
+
+ if (unlikely(ret == ERR_REQ_PENDING)) {
+ /* Stop checking for completions */
+ break;
+ }
+
+ /* Return completion code and op handle */
+ cc[i] = ret;
+ ops[i] = user_req->op;
+
+ CPT_LOG_DP_DEBUG("Request %p Op %p completed with code %d",
+ user_req, user_req->op, ret);
+
+ MOD_INC(pqueue->deq_head, DEFAULT_CMD_QLEN);
+ pqueue->pending_count -= 1;
+ }
+
+ nb_completed = i;
+
+ for (i = 0; i < nb_completed; i++) {
+
+ rsp = (void *)ops[i];
+
+ if (likely((i + 1) < nb_completed))
+ rte_prefetch0(ops[i+1]);
+
+ metabuf = (void *)rsp[0];
+ cop = (void *)rsp[1];
+
+ ops[i] = cop;
+
+ /* Check completion code */
+
+ if (likely(cc[i] == 0)) {
+ /* H/w success pkt. Post process */
+ otx_cpt_dequeue_post_process(cop, rsp);
+ } else if (cc[i] == ERR_GC_ICV_MISCOMPARE) {
+ /* auth data mismatch */
+ cop->status = RTE_CRYPTO_OP_STATUS_AUTH_FAILED;
+ } else {
+ /* Error */
+ cop->status = RTE_CRYPTO_OP_STATUS_ERROR;
+ }
+
+ if (unlikely(cop->sess_type == RTE_CRYPTO_OP_SESSIONLESS)) {
+ void *sess_private_data_t =
+ get_sym_session_private_data(cop->sym->session,
+ otx_cryptodev_driver_id);
+ memset(sess_private_data_t, 0,
+ cpt_get_session_size());
+ memset(cop->sym->session, 0,
+ rte_cryptodev_sym_get_existing_header_session_size(
+ cop->sym->session));
+ rte_mempool_put(instance->sess_mp_priv,
+ sess_private_data_t);
+ rte_mempool_put(instance->sess_mp, cop->sym->session);
+ cop->sym->session = NULL;
+ }
+ free_op_meta(metabuf, cptvf->meta_info.cptvf_meta_pool);
+ }
+
+ return nb_completed;
+}
+
+static struct rte_cryptodev_ops cptvf_ops = {
+ /* Device related operations */
+ .dev_configure = otx_cpt_dev_config,
+ .dev_start = otx_cpt_dev_start,
+ .dev_stop = otx_cpt_dev_stop,
+ .dev_close = otx_cpt_dev_close,
+ .dev_infos_get = otx_cpt_dev_info_get,
+
+ .stats_get = otx_cpt_stats_get,
+ .stats_reset = otx_cpt_stats_reset,
+ .queue_pair_setup = otx_cpt_que_pair_setup,
+ .queue_pair_release = otx_cpt_que_pair_release,
+ .queue_pair_count = NULL,
+
+ /* Crypto related operations */
+ .sym_session_get_size = otx_cpt_get_session_size,
+ .sym_session_configure = otx_cpt_session_cfg,
+ .sym_session_clear = otx_cpt_session_clear
+};
+
+static void
+otx_cpt_common_vars_init(struct cpt_vf *cptvf)
+{
+ cptvf->meta_info.cptvf_meta_pool = otx_cpt_meta_pool;
+ cptvf->meta_info.cptvf_op_mlen = otx_cpt_op_mlen;
+ cptvf->meta_info.cptvf_op_sb_mlen = otx_cpt_op_sb_mlen;
+}
+
int
otx_cpt_dev_create(struct rte_cryptodev *c_dev)
{
- RTE_SET_USED(c_dev);
+ struct rte_pci_device *pdev = RTE_DEV_TO_PCI(c_dev->device);
+ struct cpt_vf *cptvf = NULL;
+ void *reg_base;
+ char dev_name[32];
+ int ret;
+
+ if (pdev->mem_resource[0].phys_addr == 0ULL)
+ return -EIO;
+
+ /* for secondary processes, we don't initialise any further as primary
+ * has already done this work.
+ */
+ if (rte_eal_process_type() != RTE_PROC_PRIMARY)
+ return 0;
+
+ cptvf = rte_zmalloc_socket("otx_cryptodev_private_mem",
+ sizeof(struct cpt_vf), RTE_CACHE_LINE_SIZE,
+ rte_socket_id());
+
+ if (cptvf == NULL) {
+ CPT_LOG_ERR("Cannot allocate memory for device private data");
+ return -ENOMEM;
+ }
+
+ snprintf(dev_name, 32, "%02x:%02x.%x",
+ pdev->addr.bus, pdev->addr.devid, pdev->addr.function);
+
+ reg_base = pdev->mem_resource[0].addr;
+ if (!reg_base) {
+ CPT_LOG_ERR("Failed to map BAR0 of %s", dev_name);
+ ret = -ENODEV;
+ goto fail;
+ }
+
+ ret = otx_cpt_hw_init(cptvf, pdev, reg_base, dev_name);
+ if (ret) {
+ CPT_LOG_ERR("Failed to init cptvf %s", dev_name);
+ ret = -EIO;
+ goto fail;
+ }
+
+ /* Start off timer for mailbox interrupts */
+ otx_cpt_periodic_alarm_start(cptvf);
+
+ rte_spinlock_lock(&otx_probe_count_lock);
+ if (!otx_cryptodev_probe_count) {
+ ret = init_global_resources();
+ if (ret) {
+ rte_spinlock_unlock(&otx_probe_count_lock);
+ goto init_fail;
+ }
+ }
+ otx_cryptodev_probe_count++;
+ rte_spinlock_unlock(&otx_probe_count_lock);
+
+ /* Initialize data path variables used by common code */
+ otx_cpt_common_vars_init(cptvf);
+
+ c_dev->dev_ops = &cptvf_ops;
+
+ c_dev->enqueue_burst = otx_cpt_pkt_enqueue;
+ c_dev->dequeue_burst = otx_cpt_pkt_dequeue;
+
+ c_dev->feature_flags = RTE_CRYPTODEV_FF_SYMMETRIC_CRYPTO |
+ RTE_CRYPTODEV_FF_HW_ACCELERATED |
+ RTE_CRYPTODEV_FF_SYM_OPERATION_CHAINING |
+ RTE_CRYPTODEV_FF_IN_PLACE_SGL |
+ RTE_CRYPTODEV_FF_OOP_SGL_IN_LB_OUT |
+ RTE_CRYPTODEV_FF_OOP_SGL_IN_SGL_OUT;
+
+ /* Save dev private data */
+ c_dev->data->dev_private = cptvf;
+
return 0;
+
+init_fail:
+ otx_cpt_periodic_alarm_stop(cptvf);
+ otx_cpt_deinit_device(cptvf);
+
+fail:
+ if (cptvf) {
+ /* Free private data allocated */
+ rte_free(cptvf);
+ }
+
+ return ret;
}
git.droids-corp.org / dpdk.git / blobdiff