drivers/net/ethernet/cisco/enic/vnic_vic.h

   1 /* SPDX-License-Identifier: GPL-2.0-only */
   2 /* Copyright 2010 Cisco Systems, Inc.  All rights reserved. */
   3
   4 #ifndef _VNIC_VIC_H_
   5 #define _VNIC_VIC_H_
   6
   7 /* Note: All integer fields in NETWORK byte order */
   8
   9 /* Note: String field lengths include null char */
  10
  11 #define VIC_PROVINFO_CISCO_OUI          { 0x00, 0x00, 0x0c }
  12 #define VIC_PROVINFO_GENERIC_TYPE               0x4
  13
  14 enum vic_generic_prov_tlv_type {
  15         VIC_GENERIC_PROV_TLV_PORT_PROFILE_NAME_STR = 0,
  16         VIC_GENERIC_PROV_TLV_CLIENT_MAC_ADDR = 1,
  17         VIC_GENERIC_PROV_TLV_CLIENT_NAME_STR = 2,
  18         VIC_GENERIC_PROV_TLV_CLUSTER_PORT_NAME_STR = 3,
  19         VIC_GENERIC_PROV_TLV_CLUSTER_PORT_UUID_STR = 4,
  20         VIC_GENERIC_PROV_TLV_CLUSTER_UUID_STR = 5,
  21         VIC_GENERIC_PROV_TLV_CLUSTER_NAME_STR = 7,
  22         VIC_GENERIC_PROV_TLV_HOST_UUID_STR = 8,
  23         VIC_GENERIC_PROV_TLV_CLIENT_UUID_STR = 9,
  24         VIC_GENERIC_PROV_TLV_INCARNATION_NUMBER = 10,
  25         VIC_GENERIC_PROV_TLV_OS_TYPE = 11,
  26         VIC_GENERIC_PROV_TLV_OS_VENDOR = 12,
  27         VIC_GENERIC_PROV_TLV_CLIENT_TYPE = 15,
  28 };
  29
  30 enum vic_generic_prov_os_type {
  31         VIC_GENERIC_PROV_OS_TYPE_UNKNOWN = 0,
  32         VIC_GENERIC_PROV_OS_TYPE_ESX = 1,
  33         VIC_GENERIC_PROV_OS_TYPE_LINUX = 2,
  34         VIC_GENERIC_PROV_OS_TYPE_WINDOWS = 3,
  35         VIC_GENERIC_PROV_OS_TYPE_SOLARIS = 4,
  36 };
  37
  38 struct vic_provinfo {
  39         u8 oui[3];              /* OUI of data provider */
  40         u8 type;                /* provider-specific type */
  41         u32 length;             /* length of data below */
  42         u32 num_tlvs;           /* number of tlvs */
  43         struct vic_provinfo_tlv {
  44                 u16 type;
  45                 u16 length;
  46                 u8 value[0];
  47         } tlv[];
  48 } __packed;
  49
  50 #define VIC_PROVINFO_ADD_TLV(vp, tlvtype, tlvlen, data) \
  51         do { \
  52                 err = vic_provinfo_add_tlv(vp, tlvtype, tlvlen, data); \
  53                 if (err) \
  54                         goto add_tlv_failure; \
  55         } while (0)
  56
  57 #define VIC_PROVINFO_MAX_DATA           1385
  58 #define VIC_PROVINFO_MAX_TLV_DATA (VIC_PROVINFO_MAX_DATA - \
  59         sizeof(struct vic_provinfo))
  60
  61 struct vic_provinfo *vic_provinfo_alloc(gfp_t flags, const u8 *oui,
  62         const u8 type);
  63 void vic_provinfo_free(struct vic_provinfo *vp);
  64 int vic_provinfo_add_tlv(struct vic_provinfo *vp, u16 type, u16 length,
  65         const void *value);
  66 size_t vic_provinfo_size(struct vic_provinfo *vp);
  67
  68 #endif  /* _VNIC_VIC_H_ */