xref: /linux/drivers/net/wireless/morsemicro/mm81x/rc.h (revision 91ec2035134982b98fab0609a9fd8480e8217dc1)
1 /* SPDX-License-Identifier: GPL-2.0-only */
2 /*
3  * Copyright (c) 2017-2026 Morse Micro
4  */
5 
6 #ifndef _MM81X_RC_H_
7 #define _MM81X_RC_H_
8 
9 #include <linux/list.h>
10 #include <linux/workqueue.h>
11 #include "core.h"
12 #include "mmrc.h"
13 
14 struct mm81x_vif;
15 
16 #define INIT_MAX_RATES_NUM 4
17 
18 struct mm81x_rc {
19 	/* Serialise rate control queue manipulation and timer functions */
20 	spinlock_t lock;
21 	struct list_head stas;
22 	struct timer_list timer;
23 	struct work_struct work;
24 	struct mm81x *mors;
25 };
26 
27 struct mm81x_rc_sta {
28 	struct mmrc_table *tb;
29 	struct list_head list;
30 	unsigned long last_update;
31 };
32 
33 void mm81x_rc_init(struct mm81x *mors);
34 void mm81x_rc_deinit(struct mm81x *mors);
35 int mm81x_rc_sta_add(struct mm81x *mors, struct ieee80211_vif *vif,
36 		     struct ieee80211_sta *sta);
37 void mm81x_rc_sta_remove(struct mm81x *mors, struct ieee80211_sta *sta);
38 void mm81x_rc_sta_fill_tx_rates(struct mm81x *mors,
39 				struct mm81x_skb_tx_info *tx_info,
40 				struct sk_buff *skb, struct ieee80211_sta *sta,
41 				int tx_bw, bool rts_allowed);
42 void mm81x_rc_sta_feedback_rates(struct mm81x *mors, struct sk_buff *skb,
43 				 struct ieee80211_sta *sta,
44 				 struct mm81x_skb_tx_status *tx_sts,
45 				 int tx_attempts);
46 void mm81x_rc_sta_state_check(struct mm81x *mors, struct ieee80211_vif *vif,
47 			      struct ieee80211_sta *sta,
48 			      enum ieee80211_sta_state old_state,
49 			      enum ieee80211_sta_state new_state);
50 
51 #endif /* !_MM81X_RC_H_ */
52