1/* SPDX-License-Identifier: GPL-2.0 */
2#ifndef __WL12XX_80211_H__
3#define __WL12XX_80211_H__
4
5#include <linux/if_ether.h>	/* ETH_ALEN */
6
7/* RATES */
8#define IEEE80211_CCK_RATE_1MB		        0x02
9#define IEEE80211_CCK_RATE_2MB		        0x04
10#define IEEE80211_CCK_RATE_5MB		        0x0B
11#define IEEE80211_CCK_RATE_11MB		        0x16
12#define IEEE80211_OFDM_RATE_6MB		        0x0C
13#define IEEE80211_OFDM_RATE_9MB		        0x12
14#define IEEE80211_OFDM_RATE_12MB		0x18
15#define IEEE80211_OFDM_RATE_18MB		0x24
16#define IEEE80211_OFDM_RATE_24MB		0x30
17#define IEEE80211_OFDM_RATE_36MB		0x48
18#define IEEE80211_OFDM_RATE_48MB		0x60
19#define IEEE80211_OFDM_RATE_54MB		0x6C
20#define IEEE80211_BASIC_RATE_MASK		0x80
21
22#define IEEE80211_CCK_RATE_1MB_MASK		(1<<0)
23#define IEEE80211_CCK_RATE_2MB_MASK		(1<<1)
24#define IEEE80211_CCK_RATE_5MB_MASK		(1<<2)
25#define IEEE80211_CCK_RATE_11MB_MASK		(1<<3)
26#define IEEE80211_OFDM_RATE_6MB_MASK		(1<<4)
27#define IEEE80211_OFDM_RATE_9MB_MASK		(1<<5)
28#define IEEE80211_OFDM_RATE_12MB_MASK		(1<<6)
29#define IEEE80211_OFDM_RATE_18MB_MASK		(1<<7)
30#define IEEE80211_OFDM_RATE_24MB_MASK		(1<<8)
31#define IEEE80211_OFDM_RATE_36MB_MASK		(1<<9)
32#define IEEE80211_OFDM_RATE_48MB_MASK		(1<<10)
33#define IEEE80211_OFDM_RATE_54MB_MASK		(1<<11)
34
35#define IEEE80211_CCK_RATES_MASK	  0x0000000F
36#define IEEE80211_CCK_BASIC_RATES_MASK	 (IEEE80211_CCK_RATE_1MB_MASK | \
37	IEEE80211_CCK_RATE_2MB_MASK)
38#define IEEE80211_CCK_DEFAULT_RATES_MASK (IEEE80211_CCK_BASIC_RATES_MASK | \
39	IEEE80211_CCK_RATE_5MB_MASK | \
40	IEEE80211_CCK_RATE_11MB_MASK)
41
42#define IEEE80211_OFDM_RATES_MASK	  0x00000FF0
43#define IEEE80211_OFDM_BASIC_RATES_MASK	  (IEEE80211_OFDM_RATE_6MB_MASK | \
44	IEEE80211_OFDM_RATE_12MB_MASK | \
45	IEEE80211_OFDM_RATE_24MB_MASK)
46#define IEEE80211_OFDM_DEFAULT_RATES_MASK (IEEE80211_OFDM_BASIC_RATES_MASK | \
47	IEEE80211_OFDM_RATE_9MB_MASK  | \
48	IEEE80211_OFDM_RATE_18MB_MASK | \
49	IEEE80211_OFDM_RATE_36MB_MASK | \
50	IEEE80211_OFDM_RATE_48MB_MASK | \
51	IEEE80211_OFDM_RATE_54MB_MASK)
52#define IEEE80211_DEFAULT_RATES_MASK (IEEE80211_OFDM_DEFAULT_RATES_MASK | \
53				      IEEE80211_CCK_DEFAULT_RATES_MASK)
54
55
56/* This really should be 8, but not for our firmware */
57#define MAX_SUPPORTED_RATES 32
58#define MAX_COUNTRY_TRIPLETS 32
59
60/* Headers */
61struct ieee80211_header {
62	__le16 frame_ctl;
63	__le16 duration_id;
64	u8 da[ETH_ALEN];
65	u8 sa[ETH_ALEN];
66	u8 bssid[ETH_ALEN];
67	__le16 seq_ctl;
68	u8 payload[];
69} __packed;
70
71struct wl12xx_ie_header {
72	u8 id;
73	u8 len;
74} __packed;
75
76/* IEs */
77
78struct wl12xx_ie_ssid {
79	struct wl12xx_ie_header header;
80	char ssid[IEEE80211_MAX_SSID_LEN];
81} __packed;
82
83struct wl12xx_ie_rates {
84	struct wl12xx_ie_header header;
85	u8 rates[MAX_SUPPORTED_RATES];
86} __packed;
87
88struct wl12xx_ie_ds_params {
89	struct wl12xx_ie_header header;
90	u8 channel;
91} __packed;
92
93struct country_triplet {
94	u8 channel;
95	u8 num_channels;
96	u8 max_tx_power;
97} __packed;
98
99struct wl12xx_ie_country {
100	struct wl12xx_ie_header header;
101	u8 country_string[IEEE80211_COUNTRY_STRING_LEN];
102	struct country_triplet triplets[MAX_COUNTRY_TRIPLETS];
103} __packed;
104
105
106/* Templates */
107
108struct wl12xx_beacon_template {
109	struct ieee80211_header header;
110	__le32 time_stamp[2];
111	__le16 beacon_interval;
112	__le16 capability;
113	struct wl12xx_ie_ssid ssid;
114	struct wl12xx_ie_rates rates;
115	struct wl12xx_ie_rates ext_rates;
116	struct wl12xx_ie_ds_params ds_params;
117	struct wl12xx_ie_country country;
118} __packed;
119
120struct wl12xx_null_data_template {
121	struct ieee80211_header header;
122} __packed;
123
124struct wl12xx_ps_poll_template {
125	__le16 fc;
126	__le16 aid;
127	u8 bssid[ETH_ALEN];
128	u8 ta[ETH_ALEN];
129} __packed;
130
131struct wl12xx_qos_null_data_template {
132	struct ieee80211_header header;
133	__le16 qos_ctl;
134} __packed;
135
136struct wl12xx_probe_req_template {
137	struct ieee80211_header header;
138	struct wl12xx_ie_ssid ssid;
139	struct wl12xx_ie_rates rates;
140	struct wl12xx_ie_rates ext_rates;
141} __packed;
142
143
144struct wl12xx_probe_resp_template {
145	struct ieee80211_header header;
146	__le32 time_stamp[2];
147	__le16 beacon_interval;
148	__le16 capability;
149	struct wl12xx_ie_ssid ssid;
150	struct wl12xx_ie_rates rates;
151	struct wl12xx_ie_rates ext_rates;
152	struct wl12xx_ie_ds_params ds_params;
153	struct wl12xx_ie_country country;
154} __packed;
155
156#endif
157