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
24struct ath10k_generic_iter {
25	struct ath10k *ar;
26	int ret;
27};
28
29struct ath10k *ath10k_mac_create(void);
30void ath10k_mac_destroy(struct ath10k *ar);
31int ath10k_mac_register(struct ath10k *ar);
32void ath10k_mac_unregister(struct ath10k *ar);
33struct ath10k_vif *ath10k_get_arvif(struct ath10k *ar, u32 vdev_id);
34void ath10k_reset_scan(unsigned long ptr);
35void ath10k_offchan_tx_purge(struct ath10k *ar);
36void ath10k_offchan_tx_work(struct work_struct *work);
37void ath10k_mgmt_over_wmi_tx_purge(struct ath10k *ar);
38void ath10k_mgmt_over_wmi_tx_work(struct work_struct *work);
39void ath10k_halt(struct ath10k *ar);
40
41static inline struct ath10k_vif *ath10k_vif_to_arvif(struct ieee80211_vif *vif)
42{
43	return (struct ath10k_vif *)vif->drv_priv;
44}
45
46static inline void ath10k_tx_h_seq_no(struct sk_buff *skb)
47{
48	struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb);
49	struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)skb->data;
50	struct ieee80211_vif *vif = info->control.vif;
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_ */