numam-dpdk/drivers/net/vhost/rte_eth_vhost.h
Junjie Chen 8ccb7d6726 net/vhost: update license to SPDX format
Update license to SPDX, also add Intel license.

Signed-off-by: Junjie Chen <junjie.j.chen@intel.com>
Acked-by: Maxime Coquelin <maxime.coquelin@redhat.com>
Acked-by: Takanari Hayama <taki@igel.co.jp>
2018-04-27 15:54:56 +01:00

60 lines
1.2 KiB
C

/* SPDX-License-Identifier: BSD-3-Clause
* Copyright(c) 2016 IGEL Co., Ltd.
* Copyright(c) 2016-2018 Intel Corporation
*/
#ifndef _RTE_ETH_VHOST_H_
#define _RTE_ETH_VHOST_H_
#ifdef __cplusplus
extern "C" {
#endif
#include <stdint.h>
#include <stdbool.h>
#include <rte_vhost.h>
/*
* Event description.
*/
struct rte_eth_vhost_queue_event {
uint16_t queue_id;
bool rx;
bool enable;
};
/**
* Get queue events from specified port.
* If a callback for below event is registered by
* rte_eth_dev_callback_register(), this function will describe what was
* changed.
* - RTE_ETH_EVENT_QUEUE_STATE
* Multiple events may cause only one callback kicking, so call this function
* while returning 0.
*
* @param port_id
* Port id.
* @param event
* Pointer to a rte_eth_vhost_queue_event structure.
* @return
* - On success, zero.
* - On failure, a negative value.
*/
int rte_eth_vhost_get_queue_event(uint16_t port_id,
struct rte_eth_vhost_queue_event *event);
/**
* Get the 'vid' value associated with the specified port.
*
* @return
* - On success, the 'vid' associated with 'port_id'.
* - On failure, a negative value.
*/
int rte_eth_vhost_get_vid_from_port_id(uint16_t port_id);
#ifdef __cplusplus
}
#endif
#endif