1
2
3
4
5
6
7
8
9
10#ifndef _LINUX_NETDEV_FEATURES_H
11#define _LINUX_NETDEV_FEATURES_H
12
13#include <linux/types.h>
14
15typedef u64 netdev_features_t;
16
17enum {
18 NETIF_F_SG_BIT,
19 NETIF_F_IP_CSUM_BIT,
20 __UNUSED_NETIF_F_1,
21 NETIF_F_HW_CSUM_BIT,
22 NETIF_F_IPV6_CSUM_BIT,
23 NETIF_F_HIGHDMA_BIT,
24 NETIF_F_FRAGLIST_BIT,
25 NETIF_F_HW_VLAN_CTAG_TX_BIT,
26 NETIF_F_HW_VLAN_CTAG_RX_BIT,
27 NETIF_F_HW_VLAN_CTAG_FILTER_BIT,
28 NETIF_F_VLAN_CHALLENGED_BIT,
29 NETIF_F_GSO_BIT,
30 NETIF_F_LLTX_BIT,
31
32 NETIF_F_NETNS_LOCAL_BIT,
33 NETIF_F_GRO_BIT,
34 NETIF_F_LRO_BIT,
35
36 NETIF_F_GSO_SHIFT,
37 NETIF_F_TSO_BIT
38 = NETIF_F_GSO_SHIFT,
39 NETIF_F_UFO_BIT,
40 NETIF_F_GSO_ROBUST_BIT,
41 NETIF_F_TSO_ECN_BIT,
42 NETIF_F_TSO6_BIT,
43 NETIF_F_FSO_BIT,
44 NETIF_F_GSO_GRE_BIT,
45 NETIF_F_GSO_UDP_TUNNEL_BIT,
46 NETIF_F_GSO_MPLS_BIT,
47 NETIF_F_GSO_LAST =
48 NETIF_F_GSO_MPLS_BIT,
49
50 NETIF_F_FCOE_CRC_BIT,
51 NETIF_F_SCTP_CSUM_BIT,
52 NETIF_F_FCOE_MTU_BIT,
53 NETIF_F_NTUPLE_BIT,
54 NETIF_F_RXHASH_BIT,
55 NETIF_F_RXCSUM_BIT,
56 NETIF_F_NOCACHE_COPY_BIT,
57 NETIF_F_LOOPBACK_BIT,
58 NETIF_F_RXFCS_BIT,
59 NETIF_F_RXALL_BIT,
60 NETIF_F_HW_VLAN_STAG_TX_BIT,
61 NETIF_F_HW_VLAN_STAG_RX_BIT,
62 NETIF_F_HW_VLAN_STAG_FILTER_BIT,
63
64
65
66
67
68
69
70
71 NETDEV_FEATURE_COUNT
72};
73
74
75#define __NETIF_F_BIT(bit) ((netdev_features_t)1 << (bit))
76#define __NETIF_F(name) __NETIF_F_BIT(NETIF_F_##name##_BIT)
77
78#define NETIF_F_FCOE_CRC __NETIF_F(FCOE_CRC)
79#define NETIF_F_FCOE_MTU __NETIF_F(FCOE_MTU)
80#define NETIF_F_FRAGLIST __NETIF_F(FRAGLIST)
81#define NETIF_F_FSO __NETIF_F(FSO)
82#define NETIF_F_GRO __NETIF_F(GRO)
83#define NETIF_F_GSO __NETIF_F(GSO)
84#define NETIF_F_GSO_ROBUST __NETIF_F(GSO_ROBUST)
85#define NETIF_F_HIGHDMA __NETIF_F(HIGHDMA)
86#define NETIF_F_HW_CSUM __NETIF_F(HW_CSUM)
87#define NETIF_F_HW_VLAN_CTAG_FILTER __NETIF_F(HW_VLAN_CTAG_FILTER)
88#define NETIF_F_HW_VLAN_CTAG_RX __NETIF_F(HW_VLAN_CTAG_RX)
89#define NETIF_F_HW_VLAN_CTAG_TX __NETIF_F(HW_VLAN_CTAG_TX)
90#define NETIF_F_IP_CSUM __NETIF_F(IP_CSUM)
91#define NETIF_F_IPV6_CSUM __NETIF_F(IPV6_CSUM)
92#define NETIF_F_LLTX __NETIF_F(LLTX)
93#define NETIF_F_LOOPBACK __NETIF_F(LOOPBACK)
94#define NETIF_F_LRO __NETIF_F(LRO)
95#define NETIF_F_NETNS_LOCAL __NETIF_F(NETNS_LOCAL)
96#define NETIF_F_NOCACHE_COPY __NETIF_F(NOCACHE_COPY)
97#define NETIF_F_NTUPLE __NETIF_F(NTUPLE)
98#define NETIF_F_RXCSUM __NETIF_F(RXCSUM)
99#define NETIF_F_RXHASH __NETIF_F(RXHASH)
100#define NETIF_F_SCTP_CSUM __NETIF_F(SCTP_CSUM)
101#define NETIF_F_SG __NETIF_F(SG)
102#define NETIF_F_TSO6 __NETIF_F(TSO6)
103#define NETIF_F_TSO_ECN __NETIF_F(TSO_ECN)
104#define NETIF_F_TSO __NETIF_F(TSO)
105#define NETIF_F_UFO __NETIF_F(UFO)
106#define NETIF_F_VLAN_CHALLENGED __NETIF_F(VLAN_CHALLENGED)
107#define NETIF_F_RXFCS __NETIF_F(RXFCS)
108#define NETIF_F_RXALL __NETIF_F(RXALL)
109#define NETIF_F_GSO_GRE __NETIF_F(GSO_GRE)
110#define NETIF_F_GSO_UDP_TUNNEL __NETIF_F(GSO_UDP_TUNNEL)
111#define NETIF_F_GSO_MPLS __NETIF_F(GSO_MPLS)
112#define NETIF_F_HW_VLAN_STAG_FILTER __NETIF_F(HW_VLAN_STAG_FILTER)
113#define NETIF_F_HW_VLAN_STAG_RX __NETIF_F(HW_VLAN_STAG_RX)
114#define NETIF_F_HW_VLAN_STAG_TX __NETIF_F(HW_VLAN_STAG_TX)
115
116
117
118#define NETIF_F_NEVER_CHANGE (NETIF_F_VLAN_CHALLENGED | \
119 NETIF_F_LLTX | NETIF_F_NETNS_LOCAL)
120
121
122#define NETIF_F_ETHTOOL_BITS ((__NETIF_F_BIT(NETDEV_FEATURE_COUNT - 1) | \
123 (__NETIF_F_BIT(NETDEV_FEATURE_COUNT - 1) - 1)) & \
124 ~NETIF_F_NEVER_CHANGE)
125
126
127#define NETIF_F_GSO_MASK (__NETIF_F_BIT(NETIF_F_GSO_LAST + 1) - \
128 __NETIF_F_BIT(NETIF_F_GSO_SHIFT))
129
130
131#define NETIF_F_GSO_SOFTWARE (NETIF_F_TSO | NETIF_F_TSO_ECN | \
132 NETIF_F_TSO6 | NETIF_F_UFO)
133
134#define NETIF_F_GEN_CSUM NETIF_F_HW_CSUM
135#define NETIF_F_V4_CSUM (NETIF_F_GEN_CSUM | NETIF_F_IP_CSUM)
136#define NETIF_F_V6_CSUM (NETIF_F_GEN_CSUM | NETIF_F_IPV6_CSUM)
137#define NETIF_F_ALL_CSUM (NETIF_F_V4_CSUM | NETIF_F_V6_CSUM)
138
139#define NETIF_F_ALL_TSO (NETIF_F_TSO | NETIF_F_TSO6 | NETIF_F_TSO_ECN)
140
141#define NETIF_F_ALL_FCOE (NETIF_F_FCOE_CRC | NETIF_F_FCOE_MTU | \
142 NETIF_F_FSO)
143
144
145
146
147
148#define NETIF_F_ONE_FOR_ALL (NETIF_F_GSO_SOFTWARE | NETIF_F_GSO_ROBUST | \
149 NETIF_F_SG | NETIF_F_HIGHDMA | \
150 NETIF_F_FRAGLIST | NETIF_F_VLAN_CHALLENGED)
151
152
153
154
155#define NETIF_F_ALL_FOR_ALL (NETIF_F_NOCACHE_COPY | NETIF_F_FSO)
156
157
158#define NETIF_F_SOFT_FEATURES (NETIF_F_GSO | NETIF_F_GRO)
159
160#endif
161