xref: /linux/drivers/net/wireless/rsi/rsi_mgmt.h (revision 96ba9dd65788a0bd2a7d1e57ec78b7642f0ccc25)
1 /**
2  * Copyright (c) 2014 Redpine Signals Inc.
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 #ifndef __RSI_MGMT_H__
18 #define __RSI_MGMT_H__
19 
20 #include <linux/sort.h>
21 #include "rsi_boot_params.h"
22 #include "rsi_main.h"
23 
24 #define MAX_MGMT_PKT_SIZE               512
25 #define RSI_NEEDED_HEADROOM             80
26 #define RSI_RCV_BUFFER_LEN              2000
27 
28 #define RSI_11B_MODE                    0
29 #define RSI_11G_MODE                    BIT(7)
30 #define RETRY_COUNT                     8
31 #define RETRY_LONG                      4
32 #define RETRY_SHORT                     7
33 #define WMM_SHORT_SLOT_TIME             9
34 #define SIFS_DURATION                   16
35 
36 #define KEY_TYPE_CLEAR                  0
37 #define RSI_PAIRWISE_KEY                1
38 #define RSI_GROUP_KEY                   2
39 
40 /* EPPROM_READ_ADDRESS */
41 #define WLAN_MAC_EEPROM_ADDR            40
42 #define WLAN_MAC_MAGIC_WORD_LEN         0x01
43 #define WLAN_HOST_MODE_LEN              0x04
44 #define WLAN_FW_VERSION_LEN             0x08
45 #define MAGIC_WORD                      0x5A
46 
47 /* Receive Frame Types */
48 #define TA_CONFIRM_TYPE                 0x01
49 #define RX_DOT11_MGMT                   0x02
50 #define TX_STATUS_IND                   0x04
51 #define PROBEREQ_CONFIRM                2
52 #define CARD_READY_IND                  0x00
53 
54 #define RSI_DELETE_PEER                 0x0
55 #define RSI_ADD_PEER                    0x1
56 #define START_AMPDU_AGGR                0x1
57 #define STOP_AMPDU_AGGR                 0x0
58 #define INTERNAL_MGMT_PKT               0x99
59 
60 #define PUT_BBP_RESET                   0
61 #define BBP_REG_WRITE                   0
62 #define RF_RESET_ENABLE                 BIT(3)
63 #define RATE_INFO_ENABLE                BIT(0)
64 #define RSI_BROADCAST_PKT               BIT(9)
65 
66 #define UPPER_20_ENABLE                 (0x2 << 12)
67 #define LOWER_20_ENABLE                 (0x4 << 12)
68 #define FULL40M_ENABLE                  0x6
69 
70 #define RSI_LMAC_CLOCK_80MHZ            0x1
71 #define RSI_ENABLE_40MHZ                (0x1 << 3)
72 
73 #define RX_BA_INDICATION                1
74 #define RSI_TBL_SZ                      40
75 #define MAX_RETRIES                     8
76 
77 #define STD_RATE_MCS7                   0x07
78 #define STD_RATE_MCS6                   0x06
79 #define STD_RATE_MCS5                   0x05
80 #define STD_RATE_MCS4                   0x04
81 #define STD_RATE_MCS3                   0x03
82 #define STD_RATE_MCS2                   0x02
83 #define STD_RATE_MCS1                   0x01
84 #define STD_RATE_MCS0                   0x00
85 #define STD_RATE_54                     0x6c
86 #define STD_RATE_48                     0x60
87 #define STD_RATE_36                     0x48
88 #define STD_RATE_24                     0x30
89 #define STD_RATE_18                     0x24
90 #define STD_RATE_12                     0x18
91 #define STD_RATE_11                     0x16
92 #define STD_RATE_09                     0x12
93 #define STD_RATE_06                     0x0C
94 #define STD_RATE_5_5                    0x0B
95 #define STD_RATE_02                     0x04
96 #define STD_RATE_01                     0x02
97 
98 #define RSI_RF_TYPE                     1
99 #define RSI_RATE_00                     0x00
100 #define RSI_RATE_1                      0x0
101 #define RSI_RATE_2                      0x2
102 #define RSI_RATE_5_5                    0x4
103 #define RSI_RATE_11                     0x6
104 #define RSI_RATE_6                      0x8b
105 #define RSI_RATE_9                      0x8f
106 #define RSI_RATE_12                     0x8a
107 #define RSI_RATE_18                     0x8e
108 #define RSI_RATE_24                     0x89
109 #define RSI_RATE_36                     0x8d
110 #define RSI_RATE_48                     0x88
111 #define RSI_RATE_54                     0x8c
112 #define RSI_RATE_MCS0                   0x100
113 #define RSI_RATE_MCS1                   0x101
114 #define RSI_RATE_MCS2                   0x102
115 #define RSI_RATE_MCS3                   0x103
116 #define RSI_RATE_MCS4                   0x104
117 #define RSI_RATE_MCS5                   0x105
118 #define RSI_RATE_MCS6                   0x106
119 #define RSI_RATE_MCS7                   0x107
120 #define RSI_RATE_MCS7_SG                0x307
121 
122 #define BW_20MHZ                        0
123 #define BW_40MHZ                        1
124 
125 #define RSI_SUPP_FILTERS	(FIF_ALLMULTI | FIF_PROBE_REQ |\
126 				 FIF_BCN_PRBRESP_PROMISC)
127 enum opmode {
128 	STA_OPMODE = 1,
129 	AP_OPMODE = 2
130 };
131 
132 extern struct ieee80211_rate rsi_rates[12];
133 extern const u16 rsi_mcsrates[8];
134 
135 enum sta_notify_events {
136 	STA_CONNECTED = 0,
137 	STA_DISCONNECTED,
138 	STA_TX_ADDBA_DONE,
139 	STA_TX_DELBA,
140 	STA_RX_ADDBA_DONE,
141 	STA_RX_DELBA
142 };
143 
144 /* Send Frames Types */
145 enum cmd_frame_type {
146 	TX_DOT11_MGMT,
147 	RESET_MAC_REQ,
148 	RADIO_CAPABILITIES,
149 	BB_PROG_VALUES_REQUEST,
150 	RF_PROG_VALUES_REQUEST,
151 	WAKEUP_SLEEP_REQUEST,
152 	SCAN_REQUEST,
153 	TSF_UPDATE,
154 	PEER_NOTIFY,
155 	BLOCK_UNBLOCK,
156 	SET_KEY_REQ,
157 	AUTO_RATE_IND,
158 	BOOTUP_PARAMS_REQUEST,
159 	VAP_CAPABILITIES,
160 	EEPROM_READ_TYPE ,
161 	EEPROM_WRITE,
162 	GPIO_PIN_CONFIG ,
163 	SET_RX_FILTER,
164 	AMPDU_IND,
165 	STATS_REQUEST_FRAME,
166 	BB_BUF_PROG_VALUES_REQ,
167 	BBP_PROG_IN_TA,
168 	BG_SCAN_PARAMS,
169 	BG_SCAN_PROBE_REQ,
170 	CW_MODE_REQ,
171 	PER_CMD_PKT
172 };
173 
174 struct rsi_mac_frame {
175 	__le16 desc_word[8];
176 } __packed;
177 
178 struct rsi_boot_params {
179 	__le16 desc_word[8];
180 	struct bootup_params bootup_params;
181 } __packed;
182 
183 struct rsi_peer_notify {
184 	__le16 desc_word[8];
185 	u8 mac_addr[6];
186 	__le16 command;
187 	__le16 mpdu_density;
188 	__le16 reserved;
189 	__le32 sta_flags;
190 } __packed;
191 
192 struct rsi_vap_caps {
193 	__le16 desc_word[8];
194 	u8 mac_addr[6];
195 	__le16 keep_alive_period;
196 	u8 bssid[6];
197 	__le16 reserved;
198 	__le32 flags;
199 	__le16 frag_threshold;
200 	__le16 rts_threshold;
201 	__le32 default_mgmt_rate;
202 	__le32 default_ctrl_rate;
203 	__le32 default_data_rate;
204 	__le16 beacon_interval;
205 	__le16 dtim_period;
206 } __packed;
207 
208 struct rsi_set_key {
209 	__le16 desc_word[8];
210 	u8 key[4][32];
211 	u8 tx_mic_key[8];
212 	u8 rx_mic_key[8];
213 } __packed;
214 
215 struct rsi_auto_rate {
216 	__le16 desc_word[8];
217 	__le16 failure_limit;
218 	__le16 initial_boundary;
219 	__le16 max_threshold_limt;
220 	__le16 num_supported_rates;
221 	__le16 aarf_rssi;
222 	__le16 moderate_rate_inx;
223 	__le16 collision_tolerance;
224 	__le16 supported_rates[40];
225 } __packed;
226 
227 struct qos_params {
228 	__le16 cont_win_min_q;
229 	__le16 cont_win_max_q;
230 	__le16 aifsn_val_q;
231 	__le16 txop_q;
232 } __packed;
233 
234 struct rsi_radio_caps {
235 	__le16 desc_word[8];
236 	struct qos_params qos_params[MAX_HW_QUEUES];
237 	u8 num_11n_rates;
238 	u8 num_11ac_rates;
239 	__le16 gcpd_per_rate[20];
240 } __packed;
241 
242 static inline u32 rsi_get_queueno(u8 *addr, u16 offset)
243 {
244 	return (le16_to_cpu(*(__le16 *)&addr[offset]) & 0x7000) >> 12;
245 }
246 
247 static inline u32 rsi_get_length(u8 *addr, u16 offset)
248 {
249 	return (le16_to_cpu(*(__le16 *)&addr[offset])) & 0x0fff;
250 }
251 
252 static inline u8 rsi_get_extended_desc(u8 *addr, u16 offset)
253 {
254 	return le16_to_cpu(*((__le16 *)&addr[offset + 4])) & 0x00ff;
255 }
256 
257 static inline u8 rsi_get_rssi(u8 *addr)
258 {
259 	return *(u8 *)(addr + FRAME_DESC_SZ);
260 }
261 
262 static inline u8 rsi_get_channel(u8 *addr)
263 {
264 	return *(char *)(addr + 15);
265 }
266 
267 int rsi_mgmt_pkt_recv(struct rsi_common *common, u8 *msg);
268 int rsi_set_vap_capabilities(struct rsi_common *common, enum opmode mode);
269 int rsi_send_aggregation_params_frame(struct rsi_common *common, u16 tid,
270 				      u16 ssn, u8 buf_size, u8 event);
271 int rsi_hal_load_key(struct rsi_common *common, u8 *data, u16 key_len,
272 		     u8 key_type, u8 key_id, u32 cipher);
273 int rsi_set_channel(struct rsi_common *common, u16 chno);
274 void rsi_inform_bss_status(struct rsi_common *common, u8 status,
275 			   const u8 *bssid, u8 qos_enable, u16 aid);
276 void rsi_indicate_pkt_to_os(struct rsi_common *common, struct sk_buff *skb);
277 int rsi_mac80211_attach(struct rsi_common *common);
278 void rsi_indicate_tx_status(struct rsi_hw *common, struct sk_buff *skb,
279 			    int status);
280 bool rsi_is_cipher_wep(struct rsi_common *common);
281 void rsi_core_qos_processor(struct rsi_common *common);
282 void rsi_core_xmit(struct rsi_common *common, struct sk_buff *skb);
283 int rsi_send_mgmt_pkt(struct rsi_common *common, struct sk_buff *skb);
284 int rsi_send_data_pkt(struct rsi_common *common, struct sk_buff *skb);
285 #endif
286