1 /* SPDX-License-Identifier: GPL-2.0+ WITH Linu 1
2 /*
3 * vdpa device management interface
4 * Copyright (c) 2020 Mellanox Technologies Lt
5 */
6
7 #ifndef _UAPI_LINUX_VDPA_H_
8 #define _UAPI_LINUX_VDPA_H_
9
10 #define VDPA_GENL_NAME "vdpa"
11 #define VDPA_GENL_VERSION 0x1
12
13 enum vdpa_command {
14 VDPA_CMD_UNSPEC,
15 VDPA_CMD_MGMTDEV_NEW,
16 VDPA_CMD_MGMTDEV_GET, /* can
17 VDPA_CMD_DEV_NEW,
18 VDPA_CMD_DEV_DEL,
19 VDPA_CMD_DEV_GET, /* can
20 VDPA_CMD_DEV_CONFIG_GET, /* can
21 VDPA_CMD_DEV_VSTATS_GET,
22 VDPA_CMD_DEV_ATTR_SET,
23 };
24
25 enum vdpa_attr {
26 VDPA_ATTR_UNSPEC,
27
28 /* Pad attribute for 64b alignment */
29 VDPA_ATTR_PAD = VDPA_ATTR_UNSPEC,
30
31 /* bus name (optional) + dev name toge
32 VDPA_ATTR_MGMTDEV_BUS_NAME,
33 VDPA_ATTR_MGMTDEV_DEV_NAME,
34 VDPA_ATTR_MGMTDEV_SUPPORTED_CLASSES,
35
36 VDPA_ATTR_DEV_NAME,
37 VDPA_ATTR_DEV_ID,
38 VDPA_ATTR_DEV_VENDOR_ID,
39 VDPA_ATTR_DEV_MAX_VQS,
40 VDPA_ATTR_DEV_MAX_VQ_SIZE,
41 VDPA_ATTR_DEV_MIN_VQ_SIZE,
42
43 VDPA_ATTR_DEV_NET_CFG_MACADDR,
44 VDPA_ATTR_DEV_NET_STATUS,
45 VDPA_ATTR_DEV_NET_CFG_MAX_VQP,
46 VDPA_ATTR_DEV_NET_CFG_MTU,
47
48 VDPA_ATTR_DEV_NEGOTIATED_FEATURES,
49 VDPA_ATTR_DEV_MGMTDEV_MAX_VQS,
50 /* virtio features that are supported
51 VDPA_ATTR_DEV_SUPPORTED_FEATURES,
52
53 VDPA_ATTR_DEV_QUEUE_INDEX,
54 VDPA_ATTR_DEV_VENDOR_ATTR_NAME,
55 VDPA_ATTR_DEV_VENDOR_ATTR_VALUE,
56
57 /* virtio features that are provisione
58 VDPA_ATTR_DEV_FEATURES,
59
60 VDPA_ATTR_DEV_BLK_CFG_CAPACITY,
61 VDPA_ATTR_DEV_BLK_CFG_SIZE_MAX,
62 VDPA_ATTR_DEV_BLK_CFG_BLK_SIZE,
63 VDPA_ATTR_DEV_BLK_CFG_SEG_MAX,
64 VDPA_ATTR_DEV_BLK_CFG_NUM_QUEUES,
65 VDPA_ATTR_DEV_BLK_CFG_PHY_BLK_EXP,
66 VDPA_ATTR_DEV_BLK_CFG_ALIGN_OFFSET,
67 VDPA_ATTR_DEV_BLK_CFG_MIN_IO_SIZE,
68 VDPA_ATTR_DEV_BLK_CFG_OPT_IO_SIZE,
69 VDPA_ATTR_DEV_BLK_CFG_MAX_DISCARD_SEC,
70 VDPA_ATTR_DEV_BLK_CFG_MAX_DISCARD_SEG,
71 VDPA_ATTR_DEV_BLK_CFG_DISCARD_SEC_ALIG
72 VDPA_ATTR_DEV_BLK_CFG_MAX_WRITE_ZEROES
73 VDPA_ATTR_DEV_BLK_CFG_MAX_WRITE_ZEROES
74 VDPA_ATTR_DEV_BLK_READ_ONLY,
75 VDPA_ATTR_DEV_BLK_FLUSH,
76
77 /* new attributes must be added above
78 VDPA_ATTR_MAX,
79 };
80
81 #endif
82
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