linux/drivers/net/wireless/ath/wil6210/rx_reorder.c

// SPDX-License-Identifier: ISC
/*
 * Copyright (c) 2014-2017 Qualcomm Atheros, Inc.
 * Copyright (c) 2018-2019, The Linux Foundation. All rights reserved.
 */

#include "wil6210.h"
#include "txrx.h"

#define SEQ_MODULO …
#define SEQ_MASK …

static inline int seq_less(u16 sq1, u16 sq2)
{ … }

static inline u16 seq_inc(u16 sq)
{ … }

static inline u16 seq_sub(u16 sq1, u16 sq2)
{ … }

static inline int reorder_index(struct wil_tid_ampdu_rx *r, u16 seq)
{ … }

static void wil_release_reorder_frame(struct net_device *ndev,
				      struct wil_tid_ampdu_rx *r,
				      int index)
{ … }

static void wil_release_reorder_frames(struct net_device *ndev,
				       struct wil_tid_ampdu_rx *r,
				       u16 hseq)
{ … }

static void wil_reorder_release(struct net_device *ndev,
				struct wil_tid_ampdu_rx *r)
{ … }

/* called in NAPI context */
void wil_rx_reorder(struct wil6210_priv *wil, struct sk_buff *skb)
__acquires(&sta->tid_rx_lock) __releases(&sta->tid_rx_lock)
{ … }

/* process BAR frame, called in NAPI context */
void wil_rx_bar(struct wil6210_priv *wil, struct wil6210_vif *vif,
		u8 cid, u8 tid, u16 seq)
{ … }

struct wil_tid_ampdu_rx *wil_tid_ampdu_rx_alloc(struct wil6210_priv *wil,
						int size, u16 ssn)
{ … }

void wil_tid_ampdu_rx_free(struct wil6210_priv *wil,
			   struct wil_tid_ampdu_rx *r)
{ … }

/* ADDBA processing */
static u16 wil_agg_size(struct wil6210_priv *wil, u16 req_agg_wsize)
{ … }

/* Block Ack - Rx side (recipient) */
int wil_addba_rx_request(struct wil6210_priv *wil, u8 mid, u8 cid, u8 tid,
			 u8 dialog_token, __le16 ba_param_set,
			 __le16 ba_timeout, __le16 ba_seq_ctrl)
__acquires(&sta->tid_rx_lock) __releases(&sta->tid_rx_lock)
{ … }

/* BACK - Tx side (originator) */
int wil_addba_tx_request(struct wil6210_priv *wil, u8 ringid, u16 wsize)
{ … }