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bc0d90ee02
Enable user to query vdpa device information.
$ vdpa dev add mgmtdev vdpasim_net name foo2
Show the newly created vdpa device by its name:
$ vdpa dev show foo2
foo2: type network mgmtdev vdpasim_net vendor_id 0 max_vqs 2 max_vq_size 256
$ vdpa dev show foo2 -jp
{
"dev": {
"foo2": {
"type": "network",
"mgmtdev": "vdpasim_net",
"vendor_id": 0,
"max_vqs": 2,
"max_vq_size": 256
}
}
}
Signed-off-by: Parav Pandit <parav@nvidia.com>
Reviewed-by: Eli Cohen <elic@nvidia.com>
Reviewed-by: Jason Wang <jasowang@redhat.com>
Link: https://lore.kernel.org/r/20210105103203.82508-6-parav@nvidia.com
Including a memory leak fix:
Link: https://lore.kernel.org/r/20210217060614.59561-1-parav@nvidia.com
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
40 lines
976 B
C
40 lines
976 B
C
/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
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/*
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* vdpa device management interface
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* Copyright (c) 2020 Mellanox Technologies Ltd. All rights reserved.
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*/
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#ifndef _UAPI_LINUX_VDPA_H_
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#define _UAPI_LINUX_VDPA_H_
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#define VDPA_GENL_NAME "vdpa"
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#define VDPA_GENL_VERSION 0x1
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enum vdpa_command {
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VDPA_CMD_UNSPEC,
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VDPA_CMD_MGMTDEV_NEW,
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VDPA_CMD_MGMTDEV_GET, /* can dump */
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VDPA_CMD_DEV_NEW,
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VDPA_CMD_DEV_DEL,
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VDPA_CMD_DEV_GET, /* can dump */
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};
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enum vdpa_attr {
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VDPA_ATTR_UNSPEC,
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/* bus name (optional) + dev name together make the parent device handle */
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VDPA_ATTR_MGMTDEV_BUS_NAME, /* string */
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VDPA_ATTR_MGMTDEV_DEV_NAME, /* string */
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VDPA_ATTR_MGMTDEV_SUPPORTED_CLASSES, /* u64 */
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VDPA_ATTR_DEV_NAME, /* string */
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VDPA_ATTR_DEV_ID, /* u32 */
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VDPA_ATTR_DEV_VENDOR_ID, /* u32 */
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VDPA_ATTR_DEV_MAX_VQS, /* u32 */
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VDPA_ATTR_DEV_MAX_VQ_SIZE, /* u16 */
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/* new attributes must be added above here */
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VDPA_ATTR_MAX,
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};
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#endif
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