ceph/src/seastar/dpdk/drivers/event/dpaa/dpaa_eventdev.h

   1 /*   SPDX-License-Identifier:        BSD-3-Clause
   2  *   Copyright 2017 NXP
   3  */
   4
   5 #ifndef __DPAA_EVENTDEV_H__
   6 #define __DPAA_EVENTDEV_H__
   7
   8 #include <rte_eventdev_pmd.h>
   9 #include <rte_eventdev_pmd_vdev.h>
  10 #include <rte_atomic.h>
  11 #include <rte_per_lcore.h>
  12
  13 #define EVENTDEV_NAME_DPAA_PMD          event_dpaa1
  14
  15 #define DPAA_EVENT_MAX_PORTS                    4
  16 #define DPAA_EVENT_MAX_QUEUES                   8
  17 #define DPAA_EVENT_MIN_DEQUEUE_TIMEOUT  1
  18 #define DPAA_EVENT_MAX_DEQUEUE_TIMEOUT  (UINT32_MAX - 1)
  19 #define DPAA_EVENT_MAX_QUEUE_FLOWS              2048
  20 #define DPAA_EVENT_MAX_QUEUE_PRIORITY_LEVELS    8
  21 #define DPAA_EVENT_MAX_EVENT_PRIORITY_LEVELS    0
  22 #define DPAA_EVENT_MAX_EVENT_PORT               RTE_MIN(RTE_MAX_LCORE, INT8_MAX)
  23 #define DPAA_EVENT_MAX_PORT_DEQUEUE_DEPTH       8
  24 #define DPAA_EVENT_PORT_DEQUEUE_TIMEOUT_NS      100000UL
  25 #define DPAA_EVENT_PORT_DEQUEUE_TIMEOUT_INVALID ((uint64_t)-1)
  26 #define DPAA_EVENT_MAX_PORT_ENQUEUE_DEPTH       1
  27 #define DPAA_EVENT_MAX_NUM_EVENTS               (INT32_MAX - 1)
  28
  29 #define DPAA_EVENT_DEV_CAP                      \
  30 do {                                            \
  31         RTE_EVENT_DEV_CAP_DISTRIBUTED_SCHED |   \
  32         RTE_EVENT_DEV_CAP_BURST_MODE;           \
  33 } while (0)
  34
  35 #define DPAA_EVENT_QUEUE_ATOMIC_FLOWS   0
  36 #define DPAA_EVENT_QUEUE_ORDER_SEQUENCES        2048
  37
  38 #define RTE_EVENT_ETH_RX_ADAPTER_DPAA_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 struct dpaa_eventq {
  44         /* Channel Id */
  45         uint16_t ch_id;
  46         /* Configuration provided by the user */
  47         uint32_t event_queue_cfg;
  48         uint32_t event_queue_id;
  49         /* Event port */
  50         void *event_port;
  51 };
  52
  53 struct dpaa_port {
  54         struct dpaa_eventq evq_info[DPAA_EVENT_MAX_QUEUES];
  55         uint8_t num_linked_evq;
  56         uint8_t is_port_linked;
  57         uint64_t timeout_us;
  58 };
  59
  60 struct dpaa_eventdev {
  61         struct dpaa_eventq evq_info[DPAA_EVENT_MAX_QUEUES];
  62         struct dpaa_port ports[DPAA_EVENT_MAX_PORTS];
  63         uint32_t dequeue_timeout_ns;
  64         uint32_t nb_events_limit;
  65         uint8_t max_event_queues;
  66         uint8_t nb_event_queues;
  67         uint8_t nb_event_ports;
  68         uint8_t intr_mode;
  69         uint32_t nb_event_queue_flows;
  70         uint32_t nb_event_port_dequeue_depth;
  71         uint32_t nb_event_port_enqueue_depth;
  72         uint32_t event_dev_cfg;
  73 };
  74 #endif /* __DPAA_EVENTDEV_H__ */