1 /*
2  * Copyright (c) 2024 Qualcomm Innovation Center, Inc. All rights reserved.
3  *
4  * Permission to use, copy, modify, and/or distribute this software for any
5  * purpose with or without fee is hereby granted, provided that the above
6  * copyright notice and this permission notice appear in all copies.
7  *
8  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
9  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
10  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
11  * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
12  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
13  * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
14  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
15  */
16 
17 
18 #ifndef _RX_MSDU_DESC_INFO_H_
19 #define _RX_MSDU_DESC_INFO_H_
20 
21 #define NUM_OF_DWORDS_RX_MSDU_DESC_INFO 1
22 
23 struct rx_msdu_desc_info {
24 #ifndef WIFI_BIT_ORDER_BIG_ENDIAN
25              uint32_t first_msdu_in_mpdu_flag                                 :  1,
26                       last_msdu_in_mpdu_flag                                  :  1,
27                       msdu_continuation                                       :  1,
28                       msdu_length                                             : 14,
29                       msdu_drop                                               :  1,
30                       sa_is_valid                                             :  1,
31                       da_is_valid                                             :  1,
32                       da_is_mcbc                                              :  1,
33                       l3_header_padding_msb                                   :  1,
34                       tcp_udp_chksum_fail                                     :  1,
35                       ip_chksum_fail                                          :  1,
36                       fr_ds                                                   :  1,
37                       to_ds                                                   :  1,
38                       intra_bss                                               :  1,
39                       dest_chip_id                                            :  2,
40                       decap_format                                            :  2,
41                       reserved_0a                                             :  1;
42 #else
43              uint32_t reserved_0a                                             :  1,
44                       decap_format                                            :  2,
45                       dest_chip_id                                            :  2,
46                       intra_bss                                               :  1,
47                       to_ds                                                   :  1,
48                       fr_ds                                                   :  1,
49                       ip_chksum_fail                                          :  1,
50                       tcp_udp_chksum_fail                                     :  1,
51                       l3_header_padding_msb                                   :  1,
52                       da_is_mcbc                                              :  1,
53                       da_is_valid                                             :  1,
54                       sa_is_valid                                             :  1,
55                       msdu_drop                                               :  1,
56                       msdu_length                                             : 14,
57                       msdu_continuation                                       :  1,
58                       last_msdu_in_mpdu_flag                                  :  1,
59                       first_msdu_in_mpdu_flag                                 :  1;
60 #endif
61 };
62 
63 #define RX_MSDU_DESC_INFO_FIRST_MSDU_IN_MPDU_FLAG_OFFSET                            0x00000000
64 #define RX_MSDU_DESC_INFO_FIRST_MSDU_IN_MPDU_FLAG_LSB                               0
65 #define RX_MSDU_DESC_INFO_FIRST_MSDU_IN_MPDU_FLAG_MSB                               0
66 #define RX_MSDU_DESC_INFO_FIRST_MSDU_IN_MPDU_FLAG_MASK                              0x00000001
67 
68 #define RX_MSDU_DESC_INFO_LAST_MSDU_IN_MPDU_FLAG_OFFSET                             0x00000000
69 #define RX_MSDU_DESC_INFO_LAST_MSDU_IN_MPDU_FLAG_LSB                                1
70 #define RX_MSDU_DESC_INFO_LAST_MSDU_IN_MPDU_FLAG_MSB                                1
71 #define RX_MSDU_DESC_INFO_LAST_MSDU_IN_MPDU_FLAG_MASK                               0x00000002
72 
73 #define RX_MSDU_DESC_INFO_MSDU_CONTINUATION_OFFSET                                  0x00000000
74 #define RX_MSDU_DESC_INFO_MSDU_CONTINUATION_LSB                                     2
75 #define RX_MSDU_DESC_INFO_MSDU_CONTINUATION_MSB                                     2
76 #define RX_MSDU_DESC_INFO_MSDU_CONTINUATION_MASK                                    0x00000004
77 
78 #define RX_MSDU_DESC_INFO_MSDU_LENGTH_OFFSET                                        0x00000000
79 #define RX_MSDU_DESC_INFO_MSDU_LENGTH_LSB                                           3
80 #define RX_MSDU_DESC_INFO_MSDU_LENGTH_MSB                                           16
81 #define RX_MSDU_DESC_INFO_MSDU_LENGTH_MASK                                          0x0001fff8
82 
83 #define RX_MSDU_DESC_INFO_MSDU_DROP_OFFSET                                          0x00000000
84 #define RX_MSDU_DESC_INFO_MSDU_DROP_LSB                                             17
85 #define RX_MSDU_DESC_INFO_MSDU_DROP_MSB                                             17
86 #define RX_MSDU_DESC_INFO_MSDU_DROP_MASK                                            0x00020000
87 
88 #define RX_MSDU_DESC_INFO_SA_IS_VALID_OFFSET                                        0x00000000
89 #define RX_MSDU_DESC_INFO_SA_IS_VALID_LSB                                           18
90 #define RX_MSDU_DESC_INFO_SA_IS_VALID_MSB                                           18
91 #define RX_MSDU_DESC_INFO_SA_IS_VALID_MASK                                          0x00040000
92 
93 #define RX_MSDU_DESC_INFO_DA_IS_VALID_OFFSET                                        0x00000000
94 #define RX_MSDU_DESC_INFO_DA_IS_VALID_LSB                                           19
95 #define RX_MSDU_DESC_INFO_DA_IS_VALID_MSB                                           19
96 #define RX_MSDU_DESC_INFO_DA_IS_VALID_MASK                                          0x00080000
97 
98 #define RX_MSDU_DESC_INFO_DA_IS_MCBC_OFFSET                                         0x00000000
99 #define RX_MSDU_DESC_INFO_DA_IS_MCBC_LSB                                            20
100 #define RX_MSDU_DESC_INFO_DA_IS_MCBC_MSB                                            20
101 #define RX_MSDU_DESC_INFO_DA_IS_MCBC_MASK                                           0x00100000
102 
103 #define RX_MSDU_DESC_INFO_L3_HEADER_PADDING_MSB_OFFSET                              0x00000000
104 #define RX_MSDU_DESC_INFO_L3_HEADER_PADDING_MSB_LSB                                 21
105 #define RX_MSDU_DESC_INFO_L3_HEADER_PADDING_MSB_MSB                                 21
106 #define RX_MSDU_DESC_INFO_L3_HEADER_PADDING_MSB_MASK                                0x00200000
107 
108 #define RX_MSDU_DESC_INFO_TCP_UDP_CHKSUM_FAIL_OFFSET                                0x00000000
109 #define RX_MSDU_DESC_INFO_TCP_UDP_CHKSUM_FAIL_LSB                                   22
110 #define RX_MSDU_DESC_INFO_TCP_UDP_CHKSUM_FAIL_MSB                                   22
111 #define RX_MSDU_DESC_INFO_TCP_UDP_CHKSUM_FAIL_MASK                                  0x00400000
112 
113 #define RX_MSDU_DESC_INFO_IP_CHKSUM_FAIL_OFFSET                                     0x00000000
114 #define RX_MSDU_DESC_INFO_IP_CHKSUM_FAIL_LSB                                        23
115 #define RX_MSDU_DESC_INFO_IP_CHKSUM_FAIL_MSB                                        23
116 #define RX_MSDU_DESC_INFO_IP_CHKSUM_FAIL_MASK                                       0x00800000
117 
118 #define RX_MSDU_DESC_INFO_FR_DS_OFFSET                                              0x00000000
119 #define RX_MSDU_DESC_INFO_FR_DS_LSB                                                 24
120 #define RX_MSDU_DESC_INFO_FR_DS_MSB                                                 24
121 #define RX_MSDU_DESC_INFO_FR_DS_MASK                                                0x01000000
122 
123 #define RX_MSDU_DESC_INFO_TO_DS_OFFSET                                              0x00000000
124 #define RX_MSDU_DESC_INFO_TO_DS_LSB                                                 25
125 #define RX_MSDU_DESC_INFO_TO_DS_MSB                                                 25
126 #define RX_MSDU_DESC_INFO_TO_DS_MASK                                                0x02000000
127 
128 #define RX_MSDU_DESC_INFO_INTRA_BSS_OFFSET                                          0x00000000
129 #define RX_MSDU_DESC_INFO_INTRA_BSS_LSB                                             26
130 #define RX_MSDU_DESC_INFO_INTRA_BSS_MSB                                             26
131 #define RX_MSDU_DESC_INFO_INTRA_BSS_MASK                                            0x04000000
132 
133 #define RX_MSDU_DESC_INFO_DEST_CHIP_ID_OFFSET                                       0x00000000
134 #define RX_MSDU_DESC_INFO_DEST_CHIP_ID_LSB                                          27
135 #define RX_MSDU_DESC_INFO_DEST_CHIP_ID_MSB                                          28
136 #define RX_MSDU_DESC_INFO_DEST_CHIP_ID_MASK                                         0x18000000
137 
138 #define RX_MSDU_DESC_INFO_DECAP_FORMAT_OFFSET                                       0x00000000
139 #define RX_MSDU_DESC_INFO_DECAP_FORMAT_LSB                                          29
140 #define RX_MSDU_DESC_INFO_DECAP_FORMAT_MSB                                          30
141 #define RX_MSDU_DESC_INFO_DECAP_FORMAT_MASK                                         0x60000000
142 
143 #endif
144