f319d99379
This API was experimental and not properly marked in the map file.
But looking more closely, this is just an internal wrapper for EAL init.
Hide it in the hotplug code.
Fixes: 244d513071 ("eal: enable hotplug on multi-process")
Cc: stable@dpdk.org
Signed-off-by: David Marchand <david.marchand@redhat.com>
Acked-by: Adrien Mazarguil <adrien.mazarguil@6wind.com>
Acked-by: Stephen Hemminger <stephen@networkplumber.org>
Acked-by: Neil Horman <nhorman@tuxdriver.com>
56 lines
1.3 KiB
C
56 lines
1.3 KiB
C
/* SPDX-License-Identifier: BSD-3-Clause
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* Copyright(c) 2018 Intel Corporation
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*/
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#ifndef _HOTPLUG_MP_H_
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#define _HOTPLUG_MP_H_
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#include "rte_dev.h"
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#include "rte_bus.h"
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#define EAL_DEV_MP_ACTION_REQUEST "eal_dev_mp_request"
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#define EAL_DEV_MP_ACTION_RESPONSE "eal_dev_mp_response"
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#define EAL_DEV_MP_DEV_NAME_MAX_LEN RTE_DEV_NAME_MAX_LEN
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#define EAL_DEV_MP_BUS_NAME_MAX_LEN 32
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#define EAL_DEV_MP_DEV_ARGS_MAX_LEN 128
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enum eal_dev_req_type {
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EAL_DEV_REQ_TYPE_ATTACH,
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EAL_DEV_REQ_TYPE_DETACH,
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EAL_DEV_REQ_TYPE_ATTACH_ROLLBACK,
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EAL_DEV_REQ_TYPE_DETACH_ROLLBACK,
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};
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struct eal_dev_mp_req {
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enum eal_dev_req_type t;
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char devargs[EAL_DEV_MP_DEV_ARGS_MAX_LEN];
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int result;
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};
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/**
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* Register all mp action callbacks for hotplug.
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*
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* @return
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* 0 on success, negative on error.
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*/
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int
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eal_mp_dev_hotplug_init(void);
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/**
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* This is a synchronous wrapper for secondary process send
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* request to primary process, this is invoked when an attach
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* or detach request is issued from primary process.
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*/
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int eal_dev_hotplug_request_to_primary(struct eal_dev_mp_req *req);
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/**
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* this is a synchronous wrapper for primary process send
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* request to secondary process, this is invoked when an attach
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* or detach request issued from secondary process.
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*/
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int eal_dev_hotplug_request_to_secondary(struct eal_dev_mp_req *req);
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#endif /* _HOTPLUG_MP_H_ */
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