ffc905f3b8
Create a rte_ethdev_driver.h file and move PMD specific APIs here. Drivers updated to include this new header file. There is no update in header content and since ethdev.h included by ethdev_driver.h, nothing changed from driver point of view, only logically grouping of APIs. From applications point of view they can't access to driver specific APIs anymore and they shouldn't. More PMD specific data structures still remain in ethdev.h because of inline functions in header use them. Those will be handled separately. Signed-off-by: Ferruh Yigit <ferruh.yigit@intel.com> Acked-by: Shreyansh Jain <shreyansh.jain@nxp.com> Acked-by: Andrew Rybchenko <arybchenko@solarflare.com> Acked-by: Thomas Monjalon <thomas@monjalon.net>
108 lines
2.5 KiB
C
108 lines
2.5 KiB
C
/* SPDX-License-Identifier: BSD-3-Clause
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*
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* Copyright (c) 2016-2018 Solarflare Communications Inc.
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* All rights reserved.
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*
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* This software was jointly developed between OKTET Labs (under contract
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* for Solarflare) and Solarflare Communications, Inc.
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*/
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#ifndef _SFC_EV_H_
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#define _SFC_EV_H_
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#include <rte_ethdev_driver.h>
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#include "efx.h"
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#include "sfc.h"
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#ifdef __cplusplus
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extern "C" {
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#endif
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/* Number of entries in the management event queue */
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#define SFC_MGMT_EVQ_ENTRIES (EFX_EVQ_MINNEVS)
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struct sfc_adapter;
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struct sfc_dp_rxq;
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struct sfc_dp_txq;
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enum sfc_evq_state {
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SFC_EVQ_UNINITIALIZED = 0,
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SFC_EVQ_INITIALIZED,
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SFC_EVQ_STARTING,
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SFC_EVQ_STARTED,
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SFC_EVQ_NSTATES
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};
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enum sfc_evq_type {
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SFC_EVQ_TYPE_MGMT = 0,
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SFC_EVQ_TYPE_RX,
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SFC_EVQ_TYPE_TX,
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SFC_EVQ_NTYPES
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};
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struct sfc_evq {
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/* Used on datapath */
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efx_evq_t *common;
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const efx_ev_callbacks_t *callbacks;
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unsigned int read_ptr;
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boolean_t exception;
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efsys_mem_t mem;
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struct sfc_dp_rxq *dp_rxq;
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struct sfc_dp_txq *dp_txq;
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/* Not used on datapath */
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struct sfc_adapter *sa;
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unsigned int evq_index;
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enum sfc_evq_state init_state;
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enum sfc_evq_type type;
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unsigned int entries;
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};
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/*
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* Functions below define event queue to transmit/receive queue and vice
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* versa mapping.
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* Own event queue is allocated for management, each Rx and each Tx queue.
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* Zero event queue is used for management events.
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* Rx event queues from 1 to RxQ number follow management event queue.
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* Tx event queues follow Rx event queues.
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*/
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static inline unsigned int
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sfc_evq_index_by_rxq_sw_index(__rte_unused struct sfc_adapter *sa,
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unsigned int rxq_sw_index)
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{
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return 1 + rxq_sw_index;
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}
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static inline unsigned int
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sfc_evq_index_by_txq_sw_index(struct sfc_adapter *sa, unsigned int txq_sw_index)
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{
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return 1 + sa->eth_dev->data->nb_rx_queues + txq_sw_index;
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}
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int sfc_ev_attach(struct sfc_adapter *sa);
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void sfc_ev_detach(struct sfc_adapter *sa);
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int sfc_ev_start(struct sfc_adapter *sa);
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void sfc_ev_stop(struct sfc_adapter *sa);
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int sfc_ev_qinit(struct sfc_adapter *sa,
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enum sfc_evq_type type, unsigned int type_index,
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unsigned int entries, int socket_id, struct sfc_evq **evqp);
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void sfc_ev_qfini(struct sfc_evq *evq);
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int sfc_ev_qstart(struct sfc_evq *evq, unsigned int hw_index);
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void sfc_ev_qstop(struct sfc_evq *evq);
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int sfc_ev_qprime(struct sfc_evq *evq);
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void sfc_ev_qpoll(struct sfc_evq *evq);
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void sfc_ev_mgmt_qpoll(struct sfc_adapter *sa);
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#ifdef __cplusplus
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}
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#endif
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#endif /* _SFC_EV_H_ */
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