drivers/event/dpaa2/dpaa2_eventdev.h

   1 /* SPDX-License-Identifier: BSD-3-Clause
   2  * Copyright 2017 NXP
   3  */
   4
   5 #ifndef __DPAA2_EVENTDEV_H__
   6 #define __DPAA2_EVENTDEV_H__
   7
   8 #include <rte_eventdev_pmd.h>
   9 #include <rte_eventdev_pmd_vdev.h>
  10 #include <rte_atomic.h>
  11 #include <mc/fsl_dpcon.h>
  12 #include <mc/fsl_mc_sys.h>
  13
  14 #define EVENTDEV_NAME_DPAA2_PMD         event_dpaa2
  15
  16 #define DPAA2_EVENT_DEFAULT_DPCI_PRIO 0
  17
  18 #define DPAA2_EVENT_MAX_QUEUES                  16
  19 #define DPAA2_EVENT_MIN_DEQUEUE_TIMEOUT         1
  20 #define DPAA2_EVENT_MAX_DEQUEUE_TIMEOUT         (UINT32_MAX - 1)
  21 #define DPAA2_EVENT_PORT_DEQUEUE_TIMEOUT_NS     100UL
  22 #define DPAA2_EVENT_MAX_QUEUE_FLOWS             2048
  23 #define DPAA2_EVENT_MAX_QUEUE_PRIORITY_LEVELS   8
  24 #define DPAA2_EVENT_MAX_EVENT_PRIORITY_LEVELS   0
  25 #define DPAA2_EVENT_MAX_PORT_DEQUEUE_DEPTH      8
  26 #define DPAA2_EVENT_MAX_PORT_ENQUEUE_DEPTH      8
  27 #define DPAA2_EVENT_MAX_NUM_EVENTS              (INT32_MAX - 1)
  28
  29 #define DPAA2_EVENT_QUEUE_ATOMIC_FLOWS          2048
  30 #define DPAA2_EVENT_QUEUE_ORDER_SEQUENCES       2048
  31
  32 enum {
  33         DPAA2_EVENT_DPCI_PARALLEL_QUEUE,
  34         DPAA2_EVENT_DPCI_ATOMIC_QUEUE,
  35         DPAA2_EVENT_DPCI_MAX_QUEUES
  36 };
  37
  38 #define RTE_EVENT_ETH_RX_ADAPTER_DPAA2_CAP \
  39                 (RTE_EVENT_ETH_RX_ADAPTER_CAP_INTERNAL_PORT | \
  40                 RTE_EVENT_ETH_RX_ADAPTER_CAP_MULTI_EVENTQ | \
  41                 RTE_EVENT_ETH_RX_ADAPTER_CAP_OVERRIDE_FLOW_ID)
  42
  43 /**< Crypto Rx adapter cap to return If the packet transfers from
  44  * the cryptodev to eventdev with DPAA2 devices.
  45  */
  46 #define RTE_EVENT_CRYPTO_ADAPTER_DPAA2_CAP \
  47                 (RTE_EVENT_CRYPTO_ADAPTER_CAP_INTERNAL_PORT_OP_NEW | \
  48                 RTE_EVENT_CRYPTO_ADAPTER_CAP_INTERNAL_PORT_QP_EV_BIND | \
  49                 RTE_EVENT_CRYPTO_ADAPTER_CAP_SESSION_PRIVATE_DATA)
  50
  51 /**< Ethernet Rx adapter cap to return If the packet transfers from
  52  * the ethdev to eventdev with DPAA2 devices.
  53  */
  54
  55 struct dpaa2_dpcon_dev {
  56         TAILQ_ENTRY(dpaa2_dpcon_dev) next;
  57         struct fsl_mc_io dpcon;
  58         uint16_t token;
  59         rte_atomic16_t in_use;
  60         uint32_t dpcon_id;
  61         uint16_t qbman_ch_id;
  62         uint8_t num_priorities;
  63         uint8_t channel_index;
  64 };
  65
  66 struct dpaa2_eventq {
  67         /* DPcon device */
  68         struct dpaa2_dpcon_dev *dpcon;
  69         /* Attached DPCI device */
  70         struct dpaa2_dpci_dev *dpci;
  71         /* Mapped event port */
  72         struct dpaa2_io_portal_t *event_port;
  73         /* Configuration provided by the user */
  74         uint32_t event_queue_cfg;
  75         uint32_t event_queue_id;
  76 };
  77
  78 struct dpaa2_port {
  79         struct dpaa2_eventq evq_info[DPAA2_EVENT_MAX_QUEUES];
  80         uint8_t num_linked_evq;
  81         uint8_t is_port_linked;
  82         uint64_t timeout_us;
  83 };
  84
  85 struct dpaa2_eventdev {
  86         struct dpaa2_eventq evq_info[DPAA2_EVENT_MAX_QUEUES];
  87         uint32_t dequeue_timeout_ns;
  88         uint8_t max_event_queues;
  89         uint8_t nb_event_queues;
  90         uint8_t nb_event_ports;
  91         uint8_t resvd_1;
  92         uint32_t nb_event_queue_flows;
  93         uint32_t nb_event_port_dequeue_depth;
  94         uint32_t nb_event_port_enqueue_depth;
  95         uint32_t event_dev_cfg;
  96 };
  97
  98 struct dpaa2_dpcon_dev *rte_dpaa2_alloc_dpcon_dev(void);
  99 void rte_dpaa2_free_dpcon_dev(struct dpaa2_dpcon_dev *dpcon);
 100
 101 #endif /* __DPAA2_EVENTDEV_H__ */