110 lines
3.9 KiB
C
110 lines
3.9 KiB
C
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/*
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* Copyright (c) 2005-2011 Atheros Communications Inc.
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* Copyright (c) 2011-2013 Qualcomm Atheros, Inc.
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*
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* Permission to use, copy, modify, and/or distribute this software for any
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* purpose with or without fee is hereby granted, provided that the above
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* copyright notice and this permission notice appear in all copies.
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*
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* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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*/
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#ifndef _MAC_H_
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#define _MAC_H_
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#include <net/mac80211.h>
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#include "core.h"
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#define WEP_KEYID_SHIFT 6
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enum wmi_tlv_tx_pause_id;
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enum wmi_tlv_tx_pause_action;
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struct ath10k_generic_iter {
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struct ath10k *ar;
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int ret;
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};
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struct rfc1042_hdr {
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u8 llc_dsap;
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u8 llc_ssap;
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u8 llc_ctrl;
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u8 snap_oui[3];
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__be16 snap_type;
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} __packed;
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struct ath10k *ath10k_mac_create(size_t priv_size);
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void ath10k_mac_destroy(struct ath10k *ar);
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int ath10k_mac_register(struct ath10k *ar);
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void ath10k_mac_unregister(struct ath10k *ar);
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struct ath10k_vif *ath10k_get_arvif(struct ath10k *ar, u32 vdev_id);
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void __ath10k_scan_finish(struct ath10k *ar);
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void ath10k_scan_finish(struct ath10k *ar);
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void ath10k_scan_timeout_work(struct work_struct *work);
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void ath10k_offchan_tx_purge(struct ath10k *ar);
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void ath10k_offchan_tx_work(struct work_struct *work);
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void ath10k_mgmt_over_wmi_tx_purge(struct ath10k *ar);
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void ath10k_mgmt_over_wmi_tx_work(struct work_struct *work);
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void ath10k_halt(struct ath10k *ar);
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void ath10k_mac_vif_beacon_free(struct ath10k_vif *arvif);
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void ath10k_drain_tx(struct ath10k *ar);
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bool ath10k_mac_is_peer_wep_key_set(struct ath10k *ar, const u8 *addr,
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u8 keyidx);
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int ath10k_mac_vif_chan(struct ieee80211_vif *vif,
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struct cfg80211_chan_def *def);
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void ath10k_mac_handle_beacon(struct ath10k *ar, struct sk_buff *skb);
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void ath10k_mac_handle_beacon_miss(struct ath10k *ar, u32 vdev_id);
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void ath10k_mac_handle_tx_pause_vdev(struct ath10k *ar, u32 vdev_id,
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enum wmi_tlv_tx_pause_id pause_id,
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enum wmi_tlv_tx_pause_action action);
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u8 ath10k_mac_hw_rate_to_idx(const struct ieee80211_supported_band *sband,
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u8 hw_rate, bool cck);
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u8 ath10k_mac_bitrate_to_idx(const struct ieee80211_supported_band *sband,
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u32 bitrate);
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void ath10k_mac_tx_lock(struct ath10k *ar, int reason);
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void ath10k_mac_tx_unlock(struct ath10k *ar, int reason);
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void ath10k_mac_vif_tx_lock(struct ath10k_vif *arvif, int reason);
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void ath10k_mac_vif_tx_unlock(struct ath10k_vif *arvif, int reason);
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bool ath10k_mac_tx_frm_has_freq(struct ath10k *ar);
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void ath10k_mac_tx_push_pending(struct ath10k *ar);
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int ath10k_mac_tx_push_txq(struct ieee80211_hw *hw,
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struct ieee80211_txq *txq);
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struct ieee80211_txq *ath10k_mac_txq_lookup(struct ath10k *ar,
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u16 peer_id,
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u8 tid);
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int ath10k_mac_ext_resource_config(struct ath10k *ar, u32 val);
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static inline struct ath10k_vif *ath10k_vif_to_arvif(struct ieee80211_vif *vif)
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{
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return (struct ath10k_vif *)vif->drv_priv;
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}
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static inline void ath10k_tx_h_seq_no(struct ieee80211_vif *vif,
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struct sk_buff *skb)
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{
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struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb);
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struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)skb->data;
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struct ath10k_vif *arvif = ath10k_vif_to_arvif(vif);
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if (info->flags & IEEE80211_TX_CTL_ASSIGN_SEQ) {
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if (arvif->tx_seq_no == 0)
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arvif->tx_seq_no = 0x1000;
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if (info->flags & IEEE80211_TX_CTL_FIRST_FRAGMENT)
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arvif->tx_seq_no += 0x10;
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hdr->seq_ctrl &= cpu_to_le16(IEEE80211_SCTL_FRAG);
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hdr->seq_ctrl |= cpu_to_le16(arvif->tx_seq_no);
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}
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}
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#endif /* _MAC_H_ */
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