drivers/net/wireless/silabs/wfx/data_tx.h

   1 /* SPDX-License-Identifier: GPL-2.0-only */
   2 /*
   3  * Data transmitting implementation.
   4  *
   5  * Copyright (c) 2017-2020, Silicon Laboratories, Inc.
   6  * Copyright (c) 2010, ST-Ericsson
   7  */
   8 #ifndef WFX_DATA_TX_H
   9 #define WFX_DATA_TX_H
  10
  11 #include <linux/list.h>
  12 #include <net/mac80211.h>
  13
  14 #include "hif_api_cmd.h"
  15 #include "hif_api_mib.h"
  16
  17 struct wfx_tx_priv;
  18 struct wfx_dev;
  19 struct wfx_vif;
  20
  21 struct wfx_tx_policy {
  22         struct list_head link;
  23         int usage_count;
  24         u8 rates[12];
  25         bool uploaded;
  26 };
  27
  28 struct wfx_tx_policy_cache {
  29         struct wfx_tx_policy cache[HIF_TX_RETRY_POLICY_MAX];
  30         /* FIXME: use a trees and drop hash from tx_policy */
  31         struct list_head used;
  32         struct list_head free;
  33         spinlock_t lock;
  34 };
  35
  36 struct wfx_tx_priv {
  37         ktime_t xmit_timestamp;
  38         unsigned char icv_size;
  39         unsigned char vif_id;
  40 };
  41
  42 void wfx_tx_policy_init(struct wfx_vif *wvif);
  43 void wfx_tx_policy_upload_work(struct work_struct *work);
  44
  45 void wfx_tx(struct ieee80211_hw *hw, struct ieee80211_tx_control *control, struct sk_buff *skb);
  46 void wfx_tx_confirm_cb(struct wfx_dev *wdev, const struct wfx_hif_cnf_tx *arg);
  47 void wfx_flush(struct ieee80211_hw *hw, struct ieee80211_vif *vif, u32 queues, bool drop);
  48
  49 struct wfx_tx_priv *wfx_skb_tx_priv(struct sk_buff *skb);
  50 struct wfx_hif_req_tx *wfx_skb_txreq(struct sk_buff *skb);
  51 struct wfx_vif *wfx_skb_wvif(struct wfx_dev *wdev, struct sk_buff *skb);
  52
  53 #endif