include/uapi/linux/vdpa.h

   1 /* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
   2 /*
   3  * vdpa device management interface
   4  * Copyright (c) 2020 Mellanox Technologies Ltd. All rights reserved.
   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 dump */
  17         VDPA_CMD_DEV_NEW,
  18         VDPA_CMD_DEV_DEL,
  19         VDPA_CMD_DEV_GET,               /* can dump */
  20         VDPA_CMD_DEV_CONFIG_GET,        /* can dump */
  21         VDPA_CMD_DEV_VSTATS_GET,
  22 };
  23
  24 enum vdpa_attr {
  25         VDPA_ATTR_UNSPEC,
  26
  27         /* Pad attribute for 64b alignment */
  28         VDPA_ATTR_PAD = VDPA_ATTR_UNSPEC,
  29
  30         /* bus name (optional) + dev name together make the parent device handle */
  31         VDPA_ATTR_MGMTDEV_BUS_NAME,             /* string */
  32         VDPA_ATTR_MGMTDEV_DEV_NAME,             /* string */
  33         VDPA_ATTR_MGMTDEV_SUPPORTED_CLASSES,    /* u64 */
  34
  35         VDPA_ATTR_DEV_NAME,                     /* string */
  36         VDPA_ATTR_DEV_ID,                       /* u32 */
  37         VDPA_ATTR_DEV_VENDOR_ID,                /* u32 */
  38         VDPA_ATTR_DEV_MAX_VQS,                  /* u32 */
  39         VDPA_ATTR_DEV_MAX_VQ_SIZE,              /* u16 */
  40         VDPA_ATTR_DEV_MIN_VQ_SIZE,              /* u16 */
  41
  42         VDPA_ATTR_DEV_NET_CFG_MACADDR,          /* binary */
  43         VDPA_ATTR_DEV_NET_STATUS,               /* u8 */
  44         VDPA_ATTR_DEV_NET_CFG_MAX_VQP,          /* u16 */
  45         VDPA_ATTR_DEV_NET_CFG_MTU,              /* u16 */
  46
  47         VDPA_ATTR_DEV_NEGOTIATED_FEATURES,      /* u64 */
  48         VDPA_ATTR_DEV_MGMTDEV_MAX_VQS,          /* u32 */
  49         /* virtio features that are supported by the vDPA management device */
  50         VDPA_ATTR_DEV_SUPPORTED_FEATURES,       /* u64 */
  51
  52         VDPA_ATTR_DEV_QUEUE_INDEX,              /* u32 */
  53         VDPA_ATTR_DEV_VENDOR_ATTR_NAME,         /* string */
  54         VDPA_ATTR_DEV_VENDOR_ATTR_VALUE,        /* u64 */
  55
  56         VDPA_ATTR_DEV_FEATURES,                 /* u64 */
  57
  58         /* virtio features that are supported by the vDPA device */
  59         VDPA_ATTR_VDPA_DEV_SUPPORTED_FEATURES,  /* u64 */
  60
  61         /* new attributes must be added above here */
  62         VDPA_ATTR_MAX,
  63 };
  64
  65 #endif