1 /* 2 * Copyright (c) 2005-2011 Atheros Communications Inc. 3 * Copyright (c) 2011-2013 Qualcomm Atheros, Inc. 4 * 5 * Permission to use, copy, modify, and/or distribute this software for any 6 * purpose with or without fee is hereby granted, provided that the above 7 * copyright notice and this permission notice appear in all copies. 8 * 9 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES 10 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF 11 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR 12 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES 13 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN 14 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF 15 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. 16 */ 17 18 #ifndef _MAC_H_ 19 #define _MAC_H_ 20 21 #include <net/mac80211.h> 22 #include "core.h" 23 24 struct ath10k_generic_iter { 25 struct ath10k *ar; 26 int ret; 27 }; 28 29 struct ath10k *ath10k_mac_create(void); 30 void ath10k_mac_destroy(struct ath10k *ar); 31 int ath10k_mac_register(struct ath10k *ar); 32 void ath10k_mac_unregister(struct ath10k *ar); 33 struct ath10k_vif *ath10k_get_arvif(struct ath10k *ar, u32 vdev_id); 34 void ath10k_reset_scan(unsigned long ptr); 35 void ath10k_offchan_tx_purge(struct ath10k *ar); 36 void ath10k_offchan_tx_work(struct work_struct *work); 37 void ath10k_mgmt_over_wmi_tx_purge(struct ath10k *ar); 38 void ath10k_mgmt_over_wmi_tx_work(struct work_struct *work); 39 void ath10k_halt(struct ath10k *ar); 40 41 static inline struct ath10k_vif *ath10k_vif_to_arvif(struct ieee80211_vif *vif) 42 { 43 return (struct ath10k_vif *)vif->drv_priv; 44 } 45 46 static inline void ath10k_tx_h_seq_no(struct ieee80211_vif *vif, 47 struct sk_buff *skb) 48 { 49 struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb); 50 struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)skb->data; 51 struct ath10k_vif *arvif = ath10k_vif_to_arvif(vif); 52 53 if (info->flags & IEEE80211_TX_CTL_ASSIGN_SEQ) { 54 if (arvif->tx_seq_no == 0) 55 arvif->tx_seq_no = 0x1000; 56 57 if (info->flags & IEEE80211_TX_CTL_FIRST_FRAGMENT) 58 arvif->tx_seq_no += 0x10; 59 hdr->seq_ctrl &= cpu_to_le16(IEEE80211_SCTL_FRAG); 60 hdr->seq_ctrl |= cpu_to_le16(arvif->tx_seq_no); 61 } 62 } 63 64 #endif /* _MAC_H_ */ 65