[PATCH wireless-next 22/35] wifi: mm81x: add rc.h

[Lachlan Hodges <lachlan.hodges@morsemicro.com>]

(Patches split per file for review, see cover letter for more
information)

Signed-off-by: Lachlan Hodges <lachlan.hodges@morsemicro.com>
---
 drivers/net/wireless/morsemicro/mm81x/rc.h | 62 ++++++++++++++++++++++
 1 file changed, 62 insertions(+)
 create mode 100644 drivers/net/wireless/morsemicro/mm81x/rc.h

diff --git a/drivers/net/wireless/morsemicro/mm81x/rc.h b/drivers/net/wireless/morsemicro/mm81x/rc.h
new file mode 100644
index 000000000000..0c391183680b
--- /dev/null
+++ b/drivers/net/wireless/morsemicro/mm81x/rc.h
@@ -0,0 +1,62 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+/*
+ * Copyright (c) 2017-2026 Morse Micro
+ */
+
+#ifndef _MM81X_RC_H_
+#define _MM81X_RC_H_
+
+#include <linux/list.h>
+#include <linux/workqueue.h>
+#include "core.h"
+#include "mmrc.h"
+
+struct mm81x_vif;
+
+#define INIT_MAX_RATES_NUM 4
+
+struct mm81x_rc {
+	/* Serialise rate control queue manipulation and timer functions */
+	spinlock_t lock;
+	struct list_head stas;
+	struct timer_list timer;
+	struct work_struct work;
+	struct mm81x *mm;
+};
+
+struct mm81x_rc_sta {
+	struct mmrc_table *tb;
+	struct list_head list;
+	unsigned long last_update;
+};
+
+void mm81x_rc_init(struct mm81x *mm);
+void mm81x_rc_deinit(struct mm81x *mm);
+int mm81x_rc_sta_add(struct mm81x *mm, struct ieee80211_vif *vif,
+		     struct ieee80211_sta *sta);
+#define mm81x_rc_set_fixed_rate(mm, sta, mcs, bw, ss, guard) \
+	_mm81x_rc_set_fixed_rate(mm, sta, mcs, bw, ss, guard, __func__)
+bool _mm81x_rc_set_fixed_rate(struct mm81x *mm, struct ieee80211_sta *sta,
+			      int mcs, int bw, int ss, int guard,
+			      const char *caller);
+void mm81x_rc_sta_remove(struct mm81x *mm, struct ieee80211_sta *sta);
+void mm81x_rc_sta_fill_tx_rates(struct mm81x *mm,
+				struct mm81x_skb_tx_info *tx_info,
+				struct sk_buff *skb, struct ieee80211_sta *sta,
+				int tx_bw, bool rts_allowed);
+void mm81x_rc_sta_feedback_rates(struct mm81x *mm, struct sk_buff *skb,
+				 struct ieee80211_sta *sta,
+				 struct mm81x_skb_tx_status *tx_sts,
+				 int tx_attempts);
+void mm81x_rc_sta_state_check(struct mm81x *mm, struct ieee80211_vif *vif,
+			      struct ieee80211_sta *sta,
+			      enum ieee80211_sta_state old_state,
+			      enum ieee80211_sta_state new_state);
+
+/*
+ * Reinitialize the associated stations when there is a change in BW.
+ * Must be called with mm->lock held
+ */
+void mm81x_rc_reinit_stas(struct mm81x *mm, struct ieee80211_vif *vif);
+
+#endif /* !_MM81X_RC_H_ */
-- 
2.43.0