/* SPDX-License-Identifier: GPL-2.0-only */ /* * Datapath implementation. * * Copyright (c) 2017-2020, Silicon Laboratories, Inc. * Copyright (c) 2010, ST-Ericsson */ #ifndef WFX_DATA_TX_H #define WFX_DATA_TX_H #include <linux/list.h> #include <net/mac80211.h> #include "hif_api_cmd.h" #include "hif_api_mib.h" struct wfx_tx_priv; struct wfx_dev; struct wfx_vif; struct tx_policy { struct list_head link; int usage_count; u8 rates[12]; bool uploaded; }; struct tx_policy_cache { struct tx_policy cache[HIF_TX_RETRY_POLICY_MAX]; // FIXME: use a trees and drop hash from tx_policy struct list_head used; struct list_head free; spinlock_t lock; }; struct wfx_tx_priv { ktime_t xmit_timestamp; unsigned char icv_size; }; void wfx_tx_policy_init(struct wfx_vif *wvif); void wfx_tx_policy_upload_work(struct work_struct *work); void wfx_tx(struct ieee80211_hw *hw, struct ieee80211_tx_control *control, struct sk_buff *skb); void wfx_tx_confirm_cb(struct wfx_dev *wdev, const struct hif_cnf_tx *arg); void wfx_flush(struct ieee80211_hw *hw, struct ieee80211_vif *vif, u32 queues, bool drop); static inline struct wfx_tx_priv *wfx_skb_tx_priv(struct sk_buff *skb) { struct ieee80211_tx_info *tx_info; if (!skb) return NULL; tx_info = IEEE80211_SKB_CB(skb); return (struct wfx_tx_priv *)tx_info->rate_driver_data; } static inline struct hif_req_tx *wfx_skb_txreq(struct sk_buff *skb) { struct hif_msg *hif = (struct hif_msg *)skb->data; struct hif_req_tx *req = (struct hif_req_tx *)hif->body; return req; } #endif /* WFX_DATA_TX_H */