1 /* SPDX-License-Identifier: ISC */
2 /* Copyright (C) 2020 MediaTek Inc. */
3
4 #ifndef __MT76_CONNAC_H
5 #define __MT76_CONNAC_H
6
7 #include "mt76.h"
8
9 #define MT76_CONNAC_SCAN_IE_LEN 600
10 #define MT76_CONNAC_MAX_SCHED_SCAN_INTERVAL 10
11 #define MT76_CONNAC_MAX_SCHED_SCAN_SSID 10
12 #define MT76_CONNAC_MAX_SCAN_MATCH 16
13
14 #define MT76_CONNAC_COREDUMP_TIMEOUT (HZ / 20)
15 #define MT76_CONNAC_COREDUMP_SZ (128 * 1024)
16
17 enum {
18 CMD_CBW_20MHZ = IEEE80211_STA_RX_BW_20,
19 CMD_CBW_40MHZ = IEEE80211_STA_RX_BW_40,
20 CMD_CBW_80MHZ = IEEE80211_STA_RX_BW_80,
21 CMD_CBW_160MHZ = IEEE80211_STA_RX_BW_160,
22 CMD_CBW_10MHZ,
23 CMD_CBW_5MHZ,
24 CMD_CBW_8080MHZ,
25
26 CMD_HE_MCS_BW80 = 0,
27 CMD_HE_MCS_BW160,
28 CMD_HE_MCS_BW8080,
29 CMD_HE_MCS_BW_NUM
30 };
31
32 enum {
33 HW_BSSID_0 = 0x0,
34 HW_BSSID_1,
35 HW_BSSID_2,
36 HW_BSSID_3,
37 HW_BSSID_MAX = HW_BSSID_3,
38 EXT_BSSID_START = 0x10,
39 EXT_BSSID_1,
40 EXT_BSSID_15 = 0x1f,
41 EXT_BSSID_MAX = EXT_BSSID_15,
42 REPEATER_BSSID_START = 0x20,
43 REPEATER_BSSID_MAX = 0x3f,
44 };
45
46 struct mt76_connac_pm {
47 bool enable;
48
49 spinlock_t txq_lock;
50 struct {
51 struct mt76_wcid *wcid;
52 struct sk_buff *skb;
53 } tx_q[IEEE80211_NUM_ACS];
54
55 struct work_struct wake_work;
56 wait_queue_head_t wait;
57
58 struct {
59 spinlock_t lock;
60 u32 count;
61 } wake;
62 struct mutex mutex;
63
64 struct delayed_work ps_work;
65 unsigned long last_activity;
66 unsigned long idle_timeout;
67
68 struct {
69 unsigned long last_wake_event;
70 unsigned long awake_time;
71 unsigned long last_doze_event;
72 unsigned long doze_time;
73 unsigned int lp_wake;
74 } stats;
75 };
76
77 struct mt76_connac_coredump {
78 struct sk_buff_head msg_list;
79 struct delayed_work work;
80 unsigned long last_activity;
81 };
82
83 extern const struct wiphy_wowlan_support mt76_connac_wowlan_support;
84
is_mt7921(struct mt76_dev * dev)85 static inline bool is_mt7921(struct mt76_dev *dev)
86 {
87 return mt76_chip(dev) == 0x7961;
88 }
89
is_mt7663(struct mt76_dev * dev)90 static inline bool is_mt7663(struct mt76_dev *dev)
91 {
92 return mt76_chip(dev) == 0x7663;
93 }
94
95 int mt76_connac_pm_wake(struct mt76_phy *phy, struct mt76_connac_pm *pm);
96 void mt76_connac_power_save_sched(struct mt76_phy *phy,
97 struct mt76_connac_pm *pm);
98 void mt76_connac_free_pending_tx_skbs(struct mt76_connac_pm *pm,
99 struct mt76_wcid *wcid);
100
101 static inline bool
mt76_connac_pm_ref(struct mt76_phy * phy,struct mt76_connac_pm * pm)102 mt76_connac_pm_ref(struct mt76_phy *phy, struct mt76_connac_pm *pm)
103 {
104 bool ret = false;
105
106 spin_lock_bh(&pm->wake.lock);
107 if (test_bit(MT76_STATE_PM, &phy->state))
108 goto out;
109
110 pm->wake.count++;
111 ret = true;
112 out:
113 spin_unlock_bh(&pm->wake.lock);
114
115 return ret;
116 }
117
118 static inline void
mt76_connac_pm_unref(struct mt76_connac_pm * pm)119 mt76_connac_pm_unref(struct mt76_connac_pm *pm)
120 {
121 spin_lock_bh(&pm->wake.lock);
122 pm->wake.count--;
123 pm->last_activity = jiffies;
124 spin_unlock_bh(&pm->wake.lock);
125 }
126
127 static inline bool
mt76_connac_skip_fw_pmctrl(struct mt76_phy * phy,struct mt76_connac_pm * pm)128 mt76_connac_skip_fw_pmctrl(struct mt76_phy *phy, struct mt76_connac_pm *pm)
129 {
130 bool ret;
131
132 spin_lock_bh(&pm->wake.lock);
133 ret = pm->wake.count || test_and_set_bit(MT76_STATE_PM, &phy->state);
134 spin_unlock_bh(&pm->wake.lock);
135
136 return ret;
137 }
138
139 static inline void
mt76_connac_mutex_acquire(struct mt76_dev * dev,struct mt76_connac_pm * pm)140 mt76_connac_mutex_acquire(struct mt76_dev *dev, struct mt76_connac_pm *pm)
141 __acquires(&dev->mutex)
142 {
143 mutex_lock(&dev->mutex);
144 mt76_connac_pm_wake(&dev->phy, pm);
145 }
146
147 static inline void
mt76_connac_mutex_release(struct mt76_dev * dev,struct mt76_connac_pm * pm)148 mt76_connac_mutex_release(struct mt76_dev *dev, struct mt76_connac_pm *pm)
149 __releases(&dev->mutex)
150 {
151 mt76_connac_power_save_sched(&dev->phy, pm);
152 mutex_unlock(&dev->mutex);
153 }
154
155 void mt76_connac_pm_queue_skb(struct ieee80211_hw *hw,
156 struct mt76_connac_pm *pm,
157 struct mt76_wcid *wcid,
158 struct sk_buff *skb);
159 void mt76_connac_pm_dequeue_skbs(struct mt76_phy *phy,
160 struct mt76_connac_pm *pm);
161
162 #endif /* __MT76_CONNAC_H */
163