numam-spdk/include/spdk/vmd.h
Wojciech Malikowski 4a3d5418c5 lib/vmd: Replace spdk_vmd_probe(bdf) with spdk_vmd_init()
spdk_vmd_init() will attach all VMD devices that were
unbinded from system. There is not need to specify VMD
bdf in VMD public interface since it can be controlled
by setup.sh script.

Change-Id: Ifc45c32dc7e11b59429a41ddfdd596db30e27731
Signed-off-by: Wojciech Malikowski <wojciech.malikowski@intel.com>
Reviewed-on: https://review.gerrithub.io/c/spdk/spdk/+/456631
Tested-by: SPDK CI Jenkins <sys_sgci@intel.com>
Reviewed-by: Darek Stojaczyk <dariusz.stojaczyk@intel.com>
Reviewed-by: Shuhei Matsumoto <shuhei.matsumoto.xt@hitachi.com>
2019-06-11 04:35:31 +00:00

75 lines
2.5 KiB
C

/*-
* BSD LICENSE
*
* Copyright (c) Intel Corporation.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
* * Neither the name of Intel Corporation nor the names of its
* contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
/** \file
* VMD driver public interface
*/
#ifndef SPDK_VMD_H
#define SPDK_VMD_H
#include "spdk/stdinc.h"
#ifdef __cplusplus
extern "C" {
#endif
#include "spdk/config.h"
#include "spdk/env.h"
/* Maximum VMD devices - up to 6 per cpu */
#define MAX_VMD_TARGET 24
/*
* Enumerate VMD devices and hook them into the spdk pci subsystem
*
* \return 0 on success, -1 on failure
*/
int spdk_vmd_init(void);
/*
* Returns a list of nvme devices found on the given vmd pci BDF.
*
* \param vmd_addr pci BDF of the vmd device to return end device list
* \param nvme_list buffer of exactly MAX_VMD_TARGET to return spdk_pci_device array.
*
* \return Returns count of nvme device attached to input VMD.
*/
int spdk_vmd_pci_device_list(struct spdk_pci_addr vmd_addr, struct spdk_pci_device *nvme_list);
#ifdef __cplusplus
}
#endif
#endif /* SPDK_VMD_H */