1 /* SPDX-License-Identifier: GPL-2.0-or-later */
2 /*
3 Copyright (C) 2010 Willow Garage <http://www.willowgarage.com>
4 Copyright (C) 2010 Ivo van Doorn <IvDoorn@gmail.com>
5 Copyright (C) 2009 Bartlomiej Zolnierkiewicz
6
7 */
8
9 #ifndef RT2800LIB_H
10 #define RT2800LIB_H
11
12 /*
13 * Hardware has 255 WCID table entries. First 32 entries are reserved for
14 * shared keys. Since parts of the pairwise key table might be shared with
15 * the beacon frame buffers 6 & 7 we could only use the first 222 entries.
16 */
17 #define WCID_START 33
18 #define WCID_END 222
19 #define STA_IDS_SIZE (WCID_END - WCID_START + 2)
20
21 /* RT2800 driver data structure */
22 struct rt2800_drv_data {
23 u8 calibration_bw20;
24 u8 calibration_bw40;
25 char rx_calibration_bw20;
26 char rx_calibration_bw40;
27 char tx_calibration_bw20;
28 char tx_calibration_bw40;
29 u8 bbp25;
30 u8 bbp26;
31 u8 txmixer_gain_24g;
32 u8 txmixer_gain_5g;
33 u8 max_psdu;
34 unsigned int tbtt_tick;
35 unsigned int ampdu_factor_cnt[4];
36 DECLARE_BITMAP(sta_ids, STA_IDS_SIZE);
37 struct ieee80211_sta *wcid_to_sta[STA_IDS_SIZE];
38 };
39
40 struct rt2800_ops {
41 u32 (*register_read)(struct rt2x00_dev *rt2x00dev,
42 const unsigned int offset);
43 u32 (*register_read_lock)(struct rt2x00_dev *rt2x00dev,
44 const unsigned int offset);
45 void (*register_write)(struct rt2x00_dev *rt2x00dev,
46 const unsigned int offset, u32 value);
47 void (*register_write_lock)(struct rt2x00_dev *rt2x00dev,
48 const unsigned int offset, u32 value);
49
50 void (*register_multiread)(struct rt2x00_dev *rt2x00dev,
51 const unsigned int offset,
52 void *value, const u32 length);
53 void (*register_multiwrite)(struct rt2x00_dev *rt2x00dev,
54 const unsigned int offset,
55 const void *value, const u32 length);
56
57 int (*regbusy_read)(struct rt2x00_dev *rt2x00dev,
58 const unsigned int offset,
59 const struct rt2x00_field32 field, u32 *reg);
60
61 int (*read_eeprom)(struct rt2x00_dev *rt2x00dev);
62 bool (*hwcrypt_disabled)(struct rt2x00_dev *rt2x00dev);
63
64 int (*drv_write_firmware)(struct rt2x00_dev *rt2x00dev,
65 const u8 *data, const size_t len);
66 int (*drv_init_registers)(struct rt2x00_dev *rt2x00dev);
67 __le32 *(*drv_get_txwi)(struct queue_entry *entry);
68 unsigned int (*drv_get_dma_done)(struct data_queue *queue);
69 };
70
rt2800_register_read(struct rt2x00_dev * rt2x00dev,const unsigned int offset)71 static inline u32 rt2800_register_read(struct rt2x00_dev *rt2x00dev,
72 const unsigned int offset)
73 {
74 const struct rt2800_ops *rt2800ops = rt2x00dev->ops->drv;
75
76 return rt2800ops->register_read(rt2x00dev, offset);
77 }
78
rt2800_register_read_lock(struct rt2x00_dev * rt2x00dev,const unsigned int offset)79 static inline u32 rt2800_register_read_lock(struct rt2x00_dev *rt2x00dev,
80 const unsigned int offset)
81 {
82 const struct rt2800_ops *rt2800ops = rt2x00dev->ops->drv;
83
84 return rt2800ops->register_read_lock(rt2x00dev, offset);
85 }
86
rt2800_register_write(struct rt2x00_dev * rt2x00dev,const unsigned int offset,u32 value)87 static inline void rt2800_register_write(struct rt2x00_dev *rt2x00dev,
88 const unsigned int offset,
89 u32 value)
90 {
91 const struct rt2800_ops *rt2800ops = rt2x00dev->ops->drv;
92
93 rt2800ops->register_write(rt2x00dev, offset, value);
94 }
95
rt2800_register_write_lock(struct rt2x00_dev * rt2x00dev,const unsigned int offset,u32 value)96 static inline void rt2800_register_write_lock(struct rt2x00_dev *rt2x00dev,
97 const unsigned int offset,
98 u32 value)
99 {
100 const struct rt2800_ops *rt2800ops = rt2x00dev->ops->drv;
101
102 rt2800ops->register_write_lock(rt2x00dev, offset, value);
103 }
104
rt2800_register_multiread(struct rt2x00_dev * rt2x00dev,const unsigned int offset,void * value,const u32 length)105 static inline void rt2800_register_multiread(struct rt2x00_dev *rt2x00dev,
106 const unsigned int offset,
107 void *value, const u32 length)
108 {
109 const struct rt2800_ops *rt2800ops = rt2x00dev->ops->drv;
110
111 rt2800ops->register_multiread(rt2x00dev, offset, value, length);
112 }
113
rt2800_register_multiwrite(struct rt2x00_dev * rt2x00dev,const unsigned int offset,const void * value,const u32 length)114 static inline void rt2800_register_multiwrite(struct rt2x00_dev *rt2x00dev,
115 const unsigned int offset,
116 const void *value,
117 const u32 length)
118 {
119 const struct rt2800_ops *rt2800ops = rt2x00dev->ops->drv;
120
121 rt2800ops->register_multiwrite(rt2x00dev, offset, value, length);
122 }
123
rt2800_regbusy_read(struct rt2x00_dev * rt2x00dev,const unsigned int offset,const struct rt2x00_field32 field,u32 * reg)124 static inline int rt2800_regbusy_read(struct rt2x00_dev *rt2x00dev,
125 const unsigned int offset,
126 const struct rt2x00_field32 field,
127 u32 *reg)
128 {
129 const struct rt2800_ops *rt2800ops = rt2x00dev->ops->drv;
130
131 return rt2800ops->regbusy_read(rt2x00dev, offset, field, reg);
132 }
133
rt2800_read_eeprom(struct rt2x00_dev * rt2x00dev)134 static inline int rt2800_read_eeprom(struct rt2x00_dev *rt2x00dev)
135 {
136 const struct rt2800_ops *rt2800ops = rt2x00dev->ops->drv;
137
138 return rt2800ops->read_eeprom(rt2x00dev);
139 }
140
rt2800_hwcrypt_disabled(struct rt2x00_dev * rt2x00dev)141 static inline bool rt2800_hwcrypt_disabled(struct rt2x00_dev *rt2x00dev)
142 {
143 const struct rt2800_ops *rt2800ops = rt2x00dev->ops->drv;
144
145 return rt2800ops->hwcrypt_disabled(rt2x00dev);
146 }
147
rt2800_drv_write_firmware(struct rt2x00_dev * rt2x00dev,const u8 * data,const size_t len)148 static inline int rt2800_drv_write_firmware(struct rt2x00_dev *rt2x00dev,
149 const u8 *data, const size_t len)
150 {
151 const struct rt2800_ops *rt2800ops = rt2x00dev->ops->drv;
152
153 return rt2800ops->drv_write_firmware(rt2x00dev, data, len);
154 }
155
rt2800_drv_init_registers(struct rt2x00_dev * rt2x00dev)156 static inline int rt2800_drv_init_registers(struct rt2x00_dev *rt2x00dev)
157 {
158 const struct rt2800_ops *rt2800ops = rt2x00dev->ops->drv;
159
160 return rt2800ops->drv_init_registers(rt2x00dev);
161 }
162
rt2800_drv_get_txwi(struct queue_entry * entry)163 static inline __le32 *rt2800_drv_get_txwi(struct queue_entry *entry)
164 {
165 const struct rt2800_ops *rt2800ops = entry->queue->rt2x00dev->ops->drv;
166
167 return rt2800ops->drv_get_txwi(entry);
168 }
169
rt2800_drv_get_dma_done(struct data_queue * queue)170 static inline unsigned int rt2800_drv_get_dma_done(struct data_queue *queue)
171 {
172 const struct rt2800_ops *rt2800ops = queue->rt2x00dev->ops->drv;
173
174 return rt2800ops->drv_get_dma_done(queue);
175 }
176
177 void rt2800_mcu_request(struct rt2x00_dev *rt2x00dev,
178 const u8 command, const u8 token,
179 const u8 arg0, const u8 arg1);
180
181 int rt2800_wait_csr_ready(struct rt2x00_dev *rt2x00dev);
182 int rt2800_wait_wpdma_ready(struct rt2x00_dev *rt2x00dev);
183
184 int rt2800_check_firmware(struct rt2x00_dev *rt2x00dev,
185 const u8 *data, const size_t len);
186 int rt2800_load_firmware(struct rt2x00_dev *rt2x00dev,
187 const u8 *data, const size_t len);
188
189 void rt2800_write_tx_data(struct queue_entry *entry,
190 struct txentry_desc *txdesc);
191 void rt2800_process_rxwi(struct queue_entry *entry, struct rxdone_entry_desc *txdesc);
192
193 void rt2800_txdone_entry(struct queue_entry *entry, u32 status, __le32 *txwi,
194 bool match);
195 void rt2800_txdone(struct rt2x00_dev *rt2x00dev, unsigned int quota);
196 void rt2800_txdone_nostatus(struct rt2x00_dev *rt2x00dev);
197 bool rt2800_txstatus_timeout(struct rt2x00_dev *rt2x00dev);
198 bool rt2800_txstatus_pending(struct rt2x00_dev *rt2x00dev);
199
200 void rt2800_watchdog(struct rt2x00_dev *rt2x00dev);
201
202 void rt2800_write_beacon(struct queue_entry *entry, struct txentry_desc *txdesc);
203 void rt2800_clear_beacon(struct queue_entry *entry);
204
205 extern const struct rt2x00debug rt2800_rt2x00debug;
206
207 int rt2800_rfkill_poll(struct rt2x00_dev *rt2x00dev);
208 int rt2800_config_shared_key(struct rt2x00_dev *rt2x00dev,
209 struct rt2x00lib_crypto *crypto,
210 struct ieee80211_key_conf *key);
211 int rt2800_config_pairwise_key(struct rt2x00_dev *rt2x00dev,
212 struct rt2x00lib_crypto *crypto,
213 struct ieee80211_key_conf *key);
214 int rt2800_sta_add(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
215 struct ieee80211_sta *sta);
216 int rt2800_sta_remove(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
217 struct ieee80211_sta *sta);
218 void rt2800_config_filter(struct rt2x00_dev *rt2x00dev,
219 const unsigned int filter_flags);
220 void rt2800_config_intf(struct rt2x00_dev *rt2x00dev, struct rt2x00_intf *intf,
221 struct rt2x00intf_conf *conf, const unsigned int flags);
222 void rt2800_config_erp(struct rt2x00_dev *rt2x00dev, struct rt2x00lib_erp *erp,
223 u32 changed);
224 void rt2800_config_ant(struct rt2x00_dev *rt2x00dev, struct antenna_setup *ant);
225 void rt2800_config(struct rt2x00_dev *rt2x00dev,
226 struct rt2x00lib_conf *libconf,
227 const unsigned int flags);
228 void rt2800_link_stats(struct rt2x00_dev *rt2x00dev, struct link_qual *qual);
229 void rt2800_reset_tuner(struct rt2x00_dev *rt2x00dev, struct link_qual *qual);
230 void rt2800_link_tuner(struct rt2x00_dev *rt2x00dev, struct link_qual *qual,
231 const u32 count);
232 void rt2800_gain_calibration(struct rt2x00_dev *rt2x00dev);
233 void rt2800_vco_calibration(struct rt2x00_dev *rt2x00dev);
234
235 int rt2800_enable_radio(struct rt2x00_dev *rt2x00dev);
236 void rt2800_disable_radio(struct rt2x00_dev *rt2x00dev);
237
238 int rt2800_efuse_detect(struct rt2x00_dev *rt2x00dev);
239 int rt2800_read_eeprom_efuse(struct rt2x00_dev *rt2x00dev);
240
241 int rt2800_probe_hw(struct rt2x00_dev *rt2x00dev);
242
243 void rt2800_get_key_seq(struct ieee80211_hw *hw,
244 struct ieee80211_key_conf *key,
245 struct ieee80211_key_seq *seq);
246 int rt2800_set_rts_threshold(struct ieee80211_hw *hw, u32 value);
247 int rt2800_conf_tx(struct ieee80211_hw *hw,
248 struct ieee80211_vif *vif, u16 queue_idx,
249 const struct ieee80211_tx_queue_params *params);
250 u64 rt2800_get_tsf(struct ieee80211_hw *hw, struct ieee80211_vif *vif);
251 int rt2800_ampdu_action(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
252 struct ieee80211_ampdu_params *params);
253 int rt2800_get_survey(struct ieee80211_hw *hw, int idx,
254 struct survey_info *survey);
255 void rt2800_disable_wpdma(struct rt2x00_dev *rt2x00dev);
256
257 void rt2800_get_txwi_rxwi_size(struct rt2x00_dev *rt2x00dev,
258 unsigned short *txwi_size,
259 unsigned short *rxwi_size);
260 void rt2800_pre_reset_hw(struct rt2x00_dev *rt2x00dev);
261
262 #endif /* RT2800LIB_H */
263
