xref: /OK3568_Linux_fs/kernel/include/linux/if_rmnet.h (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0-only
2*4882a593Smuzhiyun  * Copyright (c) 2013-2019, The Linux Foundation. All rights reserved.
3*4882a593Smuzhiyun  */
4*4882a593Smuzhiyun 
5*4882a593Smuzhiyun #ifndef _LINUX_IF_RMNET_H_
6*4882a593Smuzhiyun #define _LINUX_IF_RMNET_H_
7*4882a593Smuzhiyun 
8*4882a593Smuzhiyun struct rmnet_map_header {
9*4882a593Smuzhiyun #if defined(__LITTLE_ENDIAN_BITFIELD)
10*4882a593Smuzhiyun 	u8  pad_len:6;
11*4882a593Smuzhiyun 	u8  reserved_bit:1;
12*4882a593Smuzhiyun 	u8  cd_bit:1;
13*4882a593Smuzhiyun #elif defined (__BIG_ENDIAN_BITFIELD)
14*4882a593Smuzhiyun 	u8  cd_bit:1;
15*4882a593Smuzhiyun 	u8  reserved_bit:1;
16*4882a593Smuzhiyun 	u8  pad_len:6;
17*4882a593Smuzhiyun #else
18*4882a593Smuzhiyun #error	"Please fix <asm/byteorder.h>"
19*4882a593Smuzhiyun #endif
20*4882a593Smuzhiyun 	u8  mux_id;
21*4882a593Smuzhiyun 	__be16 pkt_len;
22*4882a593Smuzhiyun }  __aligned(1);
23*4882a593Smuzhiyun 
24*4882a593Smuzhiyun struct rmnet_map_dl_csum_trailer {
25*4882a593Smuzhiyun 	u8  reserved1;
26*4882a593Smuzhiyun #if defined(__LITTLE_ENDIAN_BITFIELD)
27*4882a593Smuzhiyun 	u8  valid:1;
28*4882a593Smuzhiyun 	u8  reserved2:7;
29*4882a593Smuzhiyun #elif defined (__BIG_ENDIAN_BITFIELD)
30*4882a593Smuzhiyun 	u8  reserved2:7;
31*4882a593Smuzhiyun 	u8  valid:1;
32*4882a593Smuzhiyun #else
33*4882a593Smuzhiyun #error	"Please fix <asm/byteorder.h>"
34*4882a593Smuzhiyun #endif
35*4882a593Smuzhiyun 	u16 csum_start_offset;
36*4882a593Smuzhiyun 	u16 csum_length;
37*4882a593Smuzhiyun 	__be16 csum_value;
38*4882a593Smuzhiyun } __aligned(1);
39*4882a593Smuzhiyun 
40*4882a593Smuzhiyun struct rmnet_map_ul_csum_header {
41*4882a593Smuzhiyun 	__be16 csum_start_offset;
42*4882a593Smuzhiyun #if defined(__LITTLE_ENDIAN_BITFIELD)
43*4882a593Smuzhiyun 	u16 csum_insert_offset:14;
44*4882a593Smuzhiyun 	u16 udp_ind:1;
45*4882a593Smuzhiyun 	u16 csum_enabled:1;
46*4882a593Smuzhiyun #elif defined (__BIG_ENDIAN_BITFIELD)
47*4882a593Smuzhiyun 	u16 csum_enabled:1;
48*4882a593Smuzhiyun 	u16 udp_ind:1;
49*4882a593Smuzhiyun 	u16 csum_insert_offset:14;
50*4882a593Smuzhiyun #else
51*4882a593Smuzhiyun #error	"Please fix <asm/byteorder.h>"
52*4882a593Smuzhiyun #endif
53*4882a593Smuzhiyun } __aligned(1);
54*4882a593Smuzhiyun 
55*4882a593Smuzhiyun #endif /* !(_LINUX_IF_RMNET_H_) */
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