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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#define CHAIN_0 0x0
21#define CHAIN_1 0x1
22#define RF_ALC_NUM 6
23#define CHAIN_NUM 2
24
25struct rf_reg_pair {
26 u8 bank;
27 u8 reg;
28 u8 value;
29};
30
31/* RT2800 driver data structure */
32struct rt2800_drv_data {
33 u8 calibration_bw20;
34 u8 calibration_bw40;
35 s8 rx_calibration_bw20;
36 s8 rx_calibration_bw40;
37 s8 tx_calibration_bw20;
38 s8 tx_calibration_bw40;
39 u8 bbp25;
40 u8 bbp26;
41 u8 txmixer_gain_24g;
42 u8 txmixer_gain_5g;
43 u8 max_psdu;
44 unsigned int tbtt_tick;
45 unsigned int ampdu_factor_cnt[4];
46 DECLARE_BITMAP(sta_ids, STA_IDS_SIZE);
47 struct ieee80211_sta *wcid_to_sta[STA_IDS_SIZE];
48};
49
50struct rt2800_ops {
51 u32 (*register_read)(struct rt2x00_dev *rt2x00dev,
52 const unsigned int offset);
53 u32 (*register_read_lock)(struct rt2x00_dev *rt2x00dev,
54 const unsigned int offset);
55 void (*register_write)(struct rt2x00_dev *rt2x00dev,
56 const unsigned int offset, u32 value);
57 void (*register_write_lock)(struct rt2x00_dev *rt2x00dev,
58 const unsigned int offset, u32 value);
59
60 void (*register_multiread)(struct rt2x00_dev *rt2x00dev,
61 const unsigned int offset,
62 void *value, const u32 length);
63 void (*register_multiwrite)(struct rt2x00_dev *rt2x00dev,
64 const unsigned int offset,
65 const void *value, const u32 length);
66
67 int (*regbusy_read)(struct rt2x00_dev *rt2x00dev,
68 const unsigned int offset,
69 const struct rt2x00_field32 field, u32 *reg);
70
71 int (*read_eeprom)(struct rt2x00_dev *rt2x00dev);
72 bool (*hwcrypt_disabled)(struct rt2x00_dev *rt2x00dev);
73
74 int (*drv_write_firmware)(struct rt2x00_dev *rt2x00dev,
75 const u8 *data, const size_t len);
76 int (*drv_init_registers)(struct rt2x00_dev *rt2x00dev);
77 __le32 *(*drv_get_txwi)(struct queue_entry *entry);
78 unsigned int (*drv_get_dma_done)(struct data_queue *queue);
79};
80
81static inline u32 rt2800_register_read(struct rt2x00_dev *rt2x00dev,
82 const unsigned int offset)
83{
84 const struct rt2800_ops *rt2800ops = rt2x00dev->ops->drv;
85
86 return rt2800ops->register_read(rt2x00dev, offset);
87}
88
89static inline u32 rt2800_register_read_lock(struct rt2x00_dev *rt2x00dev,
90 const unsigned int offset)
91{
92 const struct rt2800_ops *rt2800ops = rt2x00dev->ops->drv;
93
94 return rt2800ops->register_read_lock(rt2x00dev, offset);
95}
96
97static inline void rt2800_register_write(struct rt2x00_dev *rt2x00dev,
98 const unsigned int offset,
99 u32 value)
100{
101 const struct rt2800_ops *rt2800ops = rt2x00dev->ops->drv;
102
103 rt2800ops->register_write(rt2x00dev, offset, value);
104}
105
106static inline void rt2800_register_write_lock(struct rt2x00_dev *rt2x00dev,
107 const unsigned int offset,
108 u32 value)
109{
110 const struct rt2800_ops *rt2800ops = rt2x00dev->ops->drv;
111
112 rt2800ops->register_write_lock(rt2x00dev, offset, value);
113}
114
115static inline void rt2800_register_multiread(struct rt2x00_dev *rt2x00dev,
116 const unsigned int offset,
117 void *value, const u32 length)
118{
119 const struct rt2800_ops *rt2800ops = rt2x00dev->ops->drv;
120
121 rt2800ops->register_multiread(rt2x00dev, offset, value, length);
122}
123
124static inline void rt2800_register_multiwrite(struct rt2x00_dev *rt2x00dev,
125 const unsigned int offset,
126 const void *value,
127 const u32 length)
128{
129 const struct rt2800_ops *rt2800ops = rt2x00dev->ops->drv;
130
131 rt2800ops->register_multiwrite(rt2x00dev, offset, value, length);
132}
133
134static inline int rt2800_regbusy_read(struct rt2x00_dev *rt2x00dev,
135 const unsigned int offset,
136 const struct rt2x00_field32 field,
137 u32 *reg)
138{
139 const struct rt2800_ops *rt2800ops = rt2x00dev->ops->drv;
140
141 return rt2800ops->regbusy_read(rt2x00dev, offset, field, reg);
142}
143
144static inline int rt2800_read_eeprom(struct rt2x00_dev *rt2x00dev)
145{
146 const struct rt2800_ops *rt2800ops = rt2x00dev->ops->drv;
147
148 return rt2800ops->read_eeprom(rt2x00dev);
149}
150
151static inline bool rt2800_hwcrypt_disabled(struct rt2x00_dev *rt2x00dev)
152{
153 const struct rt2800_ops *rt2800ops = rt2x00dev->ops->drv;
154
155 return rt2800ops->hwcrypt_disabled(rt2x00dev);
156}
157
158static inline int rt2800_drv_write_firmware(struct rt2x00_dev *rt2x00dev,
159 const u8 *data, const size_t len)
160{
161 const struct rt2800_ops *rt2800ops = rt2x00dev->ops->drv;
162
163 return rt2800ops->drv_write_firmware(rt2x00dev, data, len);
164}
165
166static inline int rt2800_drv_init_registers(struct rt2x00_dev *rt2x00dev)
167{
168 const struct rt2800_ops *rt2800ops = rt2x00dev->ops->drv;
169
170 return rt2800ops->drv_init_registers(rt2x00dev);
171}
172
173static inline __le32 *rt2800_drv_get_txwi(struct queue_entry *entry)
174{
175 const struct rt2800_ops *rt2800ops = entry->queue->rt2x00dev->ops->drv;
176
177 return rt2800ops->drv_get_txwi(entry);
178}
179
180static inline unsigned int rt2800_drv_get_dma_done(struct data_queue *queue)
181{
182 const struct rt2800_ops *rt2800ops = queue->rt2x00dev->ops->drv;
183
184 return rt2800ops->drv_get_dma_done(queue);
185}
186
187void rt2800_mcu_request(struct rt2x00_dev *rt2x00dev,
188 const u8 command, const u8 token,
189 const u8 arg0, const u8 arg1);
190
191int rt2800_wait_csr_ready(struct rt2x00_dev *rt2x00dev);
192int rt2800_wait_wpdma_ready(struct rt2x00_dev *rt2x00dev);
193
194int rt2800_check_firmware(struct rt2x00_dev *rt2x00dev,
195 const u8 *data, const size_t len);
196int rt2800_load_firmware(struct rt2x00_dev *rt2x00dev,
197 const u8 *data, const size_t len);
198
199void rt2800_write_tx_data(struct queue_entry *entry,
200 struct txentry_desc *txdesc);
201void rt2800_process_rxwi(struct queue_entry *entry, struct rxdone_entry_desc *txdesc);
202
203void rt2800_txdone_entry(struct queue_entry *entry, u32 status, __le32 *txwi,
204 bool match);
205void rt2800_txdone(struct rt2x00_dev *rt2x00dev, unsigned int quota);
206void rt2800_txdone_nostatus(struct rt2x00_dev *rt2x00dev);
207bool rt2800_txstatus_timeout(struct rt2x00_dev *rt2x00dev);
208bool rt2800_txstatus_pending(struct rt2x00_dev *rt2x00dev);
209
210void rt2800_watchdog(struct rt2x00_dev *rt2x00dev);
211
212void rt2800_write_beacon(struct queue_entry *entry, struct txentry_desc *txdesc);
213void rt2800_clear_beacon(struct queue_entry *entry);
214
215extern const struct rt2x00debug rt2800_rt2x00debug;
216
217int rt2800_rfkill_poll(struct rt2x00_dev *rt2x00dev);
218int rt2800_config_shared_key(struct rt2x00_dev *rt2x00dev,
219 struct rt2x00lib_crypto *crypto,
220 struct ieee80211_key_conf *key);
221int rt2800_config_pairwise_key(struct rt2x00_dev *rt2x00dev,
222 struct rt2x00lib_crypto *crypto,
223 struct ieee80211_key_conf *key);
224int rt2800_sta_add(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
225 struct ieee80211_sta *sta);
226int rt2800_sta_remove(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
227 struct ieee80211_sta *sta);
228void rt2800_config_filter(struct rt2x00_dev *rt2x00dev,
229 const unsigned int filter_flags);
230void rt2800_config_intf(struct rt2x00_dev *rt2x00dev, struct rt2x00_intf *intf,
231 struct rt2x00intf_conf *conf, const unsigned int flags);
232void rt2800_config_erp(struct rt2x00_dev *rt2x00dev, struct rt2x00lib_erp *erp,
233 u32 changed);
234void rt2800_config_ant(struct rt2x00_dev *rt2x00dev, struct antenna_setup *ant);
235void rt2800_config(struct rt2x00_dev *rt2x00dev,
236 struct rt2x00lib_conf *libconf,
237 const unsigned int flags);
238void rt2800_link_stats(struct rt2x00_dev *rt2x00dev, struct link_qual *qual);
239void rt2800_reset_tuner(struct rt2x00_dev *rt2x00dev, struct link_qual *qual);
240void rt2800_link_tuner(struct rt2x00_dev *rt2x00dev, struct link_qual *qual,
241 const u32 count);
242void rt2800_gain_calibration(struct rt2x00_dev *rt2x00dev);
243void rt2800_vco_calibration(struct rt2x00_dev *rt2x00dev);
244
245int rt2800_enable_radio(struct rt2x00_dev *rt2x00dev);
246void rt2800_disable_radio(struct rt2x00_dev *rt2x00dev);
247
248int rt2800_efuse_detect(struct rt2x00_dev *rt2x00dev);
249int rt2800_read_eeprom_efuse(struct rt2x00_dev *rt2x00dev);
250
251int rt2800_probe_hw(struct rt2x00_dev *rt2x00dev);
252
253void rt2800_get_key_seq(struct ieee80211_hw *hw,
254 struct ieee80211_key_conf *key,
255 struct ieee80211_key_seq *seq);
256int rt2800_set_rts_threshold(struct ieee80211_hw *hw, u32 value);
257int rt2800_conf_tx(struct ieee80211_hw *hw,
258 struct ieee80211_vif *vif,
259 unsigned int link_id, u16 queue_idx,
260 const struct ieee80211_tx_queue_params *params);
261u64 rt2800_get_tsf(struct ieee80211_hw *hw, struct ieee80211_vif *vif);
262int rt2800_ampdu_action(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
263 struct ieee80211_ampdu_params *params);
264int rt2800_get_survey(struct ieee80211_hw *hw, int idx,
265 struct survey_info *survey);
266void rt2800_disable_wpdma(struct rt2x00_dev *rt2x00dev);
267
268void rt2800_get_txwi_rxwi_size(struct rt2x00_dev *rt2x00dev,
269 unsigned short *txwi_size,
270 unsigned short *rxwi_size);
271void rt2800_pre_reset_hw(struct rt2x00_dev *rt2x00dev);
272
273#endif /* RT2800LIB_H */