1 /* SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause 2 * Copyright(c) 2020-2022 Realtek Corporation 3 */ 4 5 #ifndef __RTW89_CHAN_H__ 6 #define __RTW89_CHAN_H__ 7 8 #include "core.h" 9 10 /* The dwell time in TU before doing rtw89_chanctx_work(). */ 11 #define RTW89_CHANCTX_TIME_MCC_PREPARE 100 12 #define RTW89_CHANCTX_TIME_MCC 100 13 14 /* various MCC setting time in TU */ 15 #define RTW89_MCC_LONG_TRIGGER_TIME 300 16 #define RTW89_MCC_SHORT_TRIGGER_TIME 100 17 #define RTW89_MCC_EARLY_TX_BCN_TIME 10 18 #define RTW89_MCC_EARLY_RX_BCN_TIME 5 19 #define RTW89_MCC_MIN_RX_BCN_TIME 10 20 #define RTW89_MCC_DFLT_BCN_OFST_TIME 40 21 22 #define RTW89_MCC_MIN_GO_DURATION \ 23 (RTW89_MCC_EARLY_TX_BCN_TIME + RTW89_MCC_MIN_RX_BCN_TIME) 24 25 #define RTW89_MCC_MIN_STA_DURATION \ 26 (RTW89_MCC_EARLY_RX_BCN_TIME + RTW89_MCC_MIN_RX_BCN_TIME) 27 28 #define RTW89_MCC_DFLT_GROUP 0 29 #define RTW89_MCC_NEXT_GROUP(cur) (((cur) + 1) % 4) 30 31 #define RTW89_MCC_DFLT_TX_NULL_EARLY 3 32 #define RTW89_MCC_DFLT_COURTESY_SLOT 3 33 34 #define NUM_OF_RTW89_MCC_ROLES 2 35 36 enum rtw89_chanctx_pause_reasons { 37 RTW89_CHANCTX_PAUSE_REASON_HW_SCAN, 38 RTW89_CHANCTX_PAUSE_REASON_ROC, 39 }; 40 41 struct rtw89_chanctx_cb_parm { 42 int (*cb)(struct rtw89_dev *rtwdev, void *data); 43 void *data; 44 const char *caller; 45 }; 46 47 struct rtw89_entity_weight { 48 unsigned int active_chanctxs; 49 unsigned int active_roles; 50 }; 51 52 static inline bool rtw89_get_entity_state(struct rtw89_dev *rtwdev, 53 enum rtw89_phy_idx phy_idx) 54 { 55 struct rtw89_hal *hal = &rtwdev->hal; 56 57 return READ_ONCE(hal->entity_active[phy_idx]); 58 } 59 60 static inline void rtw89_set_entity_state(struct rtw89_dev *rtwdev, 61 enum rtw89_phy_idx phy_idx, 62 bool active) 63 { 64 struct rtw89_hal *hal = &rtwdev->hal; 65 66 WRITE_ONCE(hal->entity_active[phy_idx], active); 67 } 68 69 static inline 70 enum rtw89_entity_mode rtw89_get_entity_mode(struct rtw89_dev *rtwdev) 71 { 72 struct rtw89_hal *hal = &rtwdev->hal; 73 74 return READ_ONCE(hal->entity_mode); 75 } 76 77 static inline void rtw89_set_entity_mode(struct rtw89_dev *rtwdev, 78 enum rtw89_entity_mode mode) 79 { 80 struct rtw89_hal *hal = &rtwdev->hal; 81 82 WRITE_ONCE(hal->entity_mode, mode); 83 } 84 85 void rtw89_chan_create(struct rtw89_chan *chan, u8 center_chan, u8 primary_chan, 86 enum rtw89_band band, enum rtw89_bandwidth bandwidth); 87 bool rtw89_assign_entity_chan(struct rtw89_dev *rtwdev, 88 enum rtw89_chanctx_idx idx, 89 const struct rtw89_chan *new); 90 int rtw89_iterate_entity_chan(struct rtw89_dev *rtwdev, 91 int (*iterator)(const struct rtw89_chan *chan, 92 void *data), 93 void *data); 94 void rtw89_config_entity_chandef(struct rtw89_dev *rtwdev, 95 enum rtw89_chanctx_idx idx, 96 const struct cfg80211_chan_def *chandef); 97 void rtw89_config_roc_chandef(struct rtw89_dev *rtwdev, 98 enum rtw89_chanctx_idx idx, 99 const struct cfg80211_chan_def *chandef); 100 void rtw89_entity_init(struct rtw89_dev *rtwdev); 101 enum rtw89_entity_mode rtw89_entity_recalc(struct rtw89_dev *rtwdev); 102 void rtw89_chanctx_work(struct work_struct *work); 103 void rtw89_queue_chanctx_work(struct rtw89_dev *rtwdev); 104 void rtw89_queue_chanctx_change(struct rtw89_dev *rtwdev, 105 enum rtw89_chanctx_changes change); 106 void rtw89_chanctx_track(struct rtw89_dev *rtwdev); 107 void rtw89_chanctx_pause(struct rtw89_dev *rtwdev, 108 enum rtw89_chanctx_pause_reasons rsn); 109 void rtw89_chanctx_proceed(struct rtw89_dev *rtwdev, 110 const struct rtw89_chanctx_cb_parm *cb_parm); 111 112 const struct rtw89_chan *__rtw89_mgnt_chan_get(struct rtw89_dev *rtwdev, 113 const char *caller_message, 114 u8 link_index); 115 116 #define rtw89_mgnt_chan_get(rtwdev, link_index) \ 117 __rtw89_mgnt_chan_get(rtwdev, __func__, link_index) 118 119 int rtw89_chanctx_ops_add(struct rtw89_dev *rtwdev, 120 struct ieee80211_chanctx_conf *ctx); 121 void rtw89_chanctx_ops_remove(struct rtw89_dev *rtwdev, 122 struct ieee80211_chanctx_conf *ctx); 123 void rtw89_chanctx_ops_change(struct rtw89_dev *rtwdev, 124 struct ieee80211_chanctx_conf *ctx, 125 u32 changed); 126 int rtw89_chanctx_ops_assign_vif(struct rtw89_dev *rtwdev, 127 struct rtw89_vif_link *rtwvif_link, 128 struct ieee80211_chanctx_conf *ctx); 129 void rtw89_chanctx_ops_unassign_vif(struct rtw89_dev *rtwdev, 130 struct rtw89_vif_link *rtwvif_link, 131 struct ieee80211_chanctx_conf *ctx); 132 133 #endif 134