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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_GRE_CSUM_BIT,
46 NETIF_F_GSO_IPIP_BIT,
47 NETIF_F_GSO_SIT_BIT,
48 NETIF_F_GSO_UDP_TUNNEL_BIT,
49 NETIF_F_GSO_UDP_TUNNEL_CSUM_BIT,
50 NETIF_F_GSO_TUNNEL_REMCSUM_BIT,
51 NETIF_F_GSO_LAST =
52 NETIF_F_GSO_TUNNEL_REMCSUM_BIT,
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54 NETIF_F_FCOE_CRC_BIT,
55 NETIF_F_SCTP_CSUM_BIT,
56 NETIF_F_FCOE_MTU_BIT,
57 NETIF_F_NTUPLE_BIT,
58 NETIF_F_RXHASH_BIT,
59 NETIF_F_RXCSUM_BIT,
60 NETIF_F_NOCACHE_COPY_BIT,
61 NETIF_F_LOOPBACK_BIT,
62 NETIF_F_RXFCS_BIT,
63 NETIF_F_RXALL_BIT,
64 NETIF_F_HW_VLAN_STAG_TX_BIT,
65 NETIF_F_HW_VLAN_STAG_RX_BIT,
66 NETIF_F_HW_VLAN_STAG_FILTER_BIT,
67 NETIF_F_HW_L2FW_DOFFLOAD_BIT,
68 NETIF_F_BUSY_POLL_BIT,
69 NETIF_F_HW_SWITCH_OFFLOAD_BIT,
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78 NETDEV_FEATURE_COUNT
79};
80
81
82#define __NETIF_F_BIT(bit) ((netdev_features_t)1 << (bit))
83#define __NETIF_F(name) __NETIF_F_BIT(NETIF_F_##name##_BIT)
84
85#define NETIF_F_FCOE_CRC __NETIF_F(FCOE_CRC)
86#define NETIF_F_FCOE_MTU __NETIF_F(FCOE_MTU)
87#define NETIF_F_FRAGLIST __NETIF_F(FRAGLIST)
88#define NETIF_F_FSO __NETIF_F(FSO)
89#define NETIF_F_GRO __NETIF_F(GRO)
90#define NETIF_F_GSO __NETIF_F(GSO)
91#define NETIF_F_GSO_ROBUST __NETIF_F(GSO_ROBUST)
92#define NETIF_F_HIGHDMA __NETIF_F(HIGHDMA)
93#define NETIF_F_HW_CSUM __NETIF_F(HW_CSUM)
94#define NETIF_F_HW_VLAN_CTAG_FILTER __NETIF_F(HW_VLAN_CTAG_FILTER)
95#define NETIF_F_HW_VLAN_CTAG_RX __NETIF_F(HW_VLAN_CTAG_RX)
96#define NETIF_F_HW_VLAN_CTAG_TX __NETIF_F(HW_VLAN_CTAG_TX)
97#define NETIF_F_IP_CSUM __NETIF_F(IP_CSUM)
98#define NETIF_F_IPV6_CSUM __NETIF_F(IPV6_CSUM)
99#define NETIF_F_LLTX __NETIF_F(LLTX)
100#define NETIF_F_LOOPBACK __NETIF_F(LOOPBACK)
101#define NETIF_F_LRO __NETIF_F(LRO)
102#define NETIF_F_NETNS_LOCAL __NETIF_F(NETNS_LOCAL)
103#define NETIF_F_NOCACHE_COPY __NETIF_F(NOCACHE_COPY)
104#define NETIF_F_NTUPLE __NETIF_F(NTUPLE)
105#define NETIF_F_RXCSUM __NETIF_F(RXCSUM)
106#define NETIF_F_RXHASH __NETIF_F(RXHASH)
107#define NETIF_F_SCTP_CSUM __NETIF_F(SCTP_CSUM)
108#define NETIF_F_SG __NETIF_F(SG)
109#define NETIF_F_TSO6 __NETIF_F(TSO6)
110#define NETIF_F_TSO_ECN __NETIF_F(TSO_ECN)
111#define NETIF_F_TSO __NETIF_F(TSO)
112#define NETIF_F_UFO __NETIF_F(UFO)
113#define NETIF_F_VLAN_CHALLENGED __NETIF_F(VLAN_CHALLENGED)
114#define NETIF_F_RXFCS __NETIF_F(RXFCS)
115#define NETIF_F_RXALL __NETIF_F(RXALL)
116#define NETIF_F_GSO_GRE __NETIF_F(GSO_GRE)
117#define NETIF_F_GSO_GRE_CSUM __NETIF_F(GSO_GRE_CSUM)
118#define NETIF_F_GSO_IPIP __NETIF_F(GSO_IPIP)
119#define NETIF_F_GSO_SIT __NETIF_F(GSO_SIT)
120#define NETIF_F_GSO_UDP_TUNNEL __NETIF_F(GSO_UDP_TUNNEL)
121#define NETIF_F_GSO_UDP_TUNNEL_CSUM __NETIF_F(GSO_UDP_TUNNEL_CSUM)
122#define NETIF_F_GSO_TUNNEL_REMCSUM __NETIF_F(GSO_TUNNEL_REMCSUM)
123#define NETIF_F_HW_VLAN_STAG_FILTER __NETIF_F(HW_VLAN_STAG_FILTER)
124#define NETIF_F_HW_VLAN_STAG_RX __NETIF_F(HW_VLAN_STAG_RX)
125#define NETIF_F_HW_VLAN_STAG_TX __NETIF_F(HW_VLAN_STAG_TX)
126#define NETIF_F_HW_L2FW_DOFFLOAD __NETIF_F(HW_L2FW_DOFFLOAD)
127#define NETIF_F_BUSY_POLL __NETIF_F(BUSY_POLL)
128#define NETIF_F_HW_SWITCH_OFFLOAD __NETIF_F(HW_SWITCH_OFFLOAD)
129
130
131
132#define NETIF_F_NEVER_CHANGE (NETIF_F_VLAN_CHALLENGED | \
133 NETIF_F_LLTX | NETIF_F_NETNS_LOCAL)
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135
136#define NETIF_F_ETHTOOL_BITS ((__NETIF_F_BIT(NETDEV_FEATURE_COUNT - 1) | \
137 (__NETIF_F_BIT(NETDEV_FEATURE_COUNT - 1) - 1)) & \
138 ~NETIF_F_NEVER_CHANGE)
139
140
141#define NETIF_F_GSO_MASK (__NETIF_F_BIT(NETIF_F_GSO_LAST + 1) - \
142 __NETIF_F_BIT(NETIF_F_GSO_SHIFT))
143
144
145#define NETIF_F_GSO_SOFTWARE (NETIF_F_TSO | NETIF_F_TSO_ECN | \
146 NETIF_F_TSO6 | NETIF_F_UFO)
147
148#define NETIF_F_GEN_CSUM NETIF_F_HW_CSUM
149#define NETIF_F_V4_CSUM (NETIF_F_GEN_CSUM | NETIF_F_IP_CSUM)
150#define NETIF_F_V6_CSUM (NETIF_F_GEN_CSUM | NETIF_F_IPV6_CSUM)
151#define NETIF_F_ALL_CSUM (NETIF_F_V4_CSUM | NETIF_F_V6_CSUM)
152
153#define NETIF_F_ALL_TSO (NETIF_F_TSO | NETIF_F_TSO6 | NETIF_F_TSO_ECN)
154
155#define NETIF_F_ALL_FCOE (NETIF_F_FCOE_CRC | NETIF_F_FCOE_MTU | \
156 NETIF_F_FSO)
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161
162#define NETIF_F_ONE_FOR_ALL (NETIF_F_GSO_SOFTWARE | NETIF_F_GSO_ROBUST | \
163 NETIF_F_SG | NETIF_F_HIGHDMA | \
164 NETIF_F_FRAGLIST | NETIF_F_VLAN_CHALLENGED | \
165 NETIF_F_HW_SWITCH_OFFLOAD)
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171#define NETIF_F_ALL_FOR_ALL (NETIF_F_NOCACHE_COPY | NETIF_F_FSO)
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173
174#define NETIF_F_SOFT_FEATURES (NETIF_F_GSO | NETIF_F_GRO)
175
176#define NETIF_F_VLAN_FEATURES (NETIF_F_HW_VLAN_CTAG_FILTER | \
177 NETIF_F_HW_VLAN_CTAG_RX | \
178 NETIF_F_HW_VLAN_CTAG_TX | \
179 NETIF_F_HW_VLAN_STAG_FILTER | \
180 NETIF_F_HW_VLAN_STAG_RX | \
181 NETIF_F_HW_VLAN_STAG_TX)
182
183#define NETIF_F_GSO_ENCAP_ALL (NETIF_F_GSO_GRE | \
184 NETIF_F_GSO_GRE_CSUM | \
185 NETIF_F_GSO_IPIP | \
186 NETIF_F_GSO_SIT | \
187 NETIF_F_GSO_UDP_TUNNEL | \
188 NETIF_F_GSO_UDP_TUNNEL_CSUM)
189
190#endif
191