xref: /openbmc/linux/drivers/net/wireless/ath/ath10k/mac.h (revision 1382993f)
1 /* SPDX-License-Identifier: ISC */
2 /*
3  * Copyright (c) 2005-2011 Atheros Communications Inc.
4  * Copyright (c) 2011-2017 Qualcomm Atheros, Inc.
5  */
6 
7 #ifndef _MAC_H_
8 #define _MAC_H_
9 
10 #include <net/mac80211.h>
11 #include "core.h"
12 
13 #define WEP_KEYID_SHIFT 6
14 
15 enum wmi_tlv_tx_pause_id;
16 enum wmi_tlv_tx_pause_action;
17 
18 struct ath10k_generic_iter {
19 	struct ath10k *ar;
20 	int ret;
21 };
22 
23 struct rfc1042_hdr {
24 	u8 llc_dsap;
25 	u8 llc_ssap;
26 	u8 llc_ctrl;
27 	u8 snap_oui[3];
28 	__be16 snap_type;
29 } __packed;
30 
31 struct ath10k *ath10k_mac_create(size_t priv_size);
32 void ath10k_mac_destroy(struct ath10k *ar);
33 int ath10k_mac_register(struct ath10k *ar);
34 void ath10k_mac_unregister(struct ath10k *ar);
35 struct ath10k_vif *ath10k_get_arvif(struct ath10k *ar, u32 vdev_id);
36 void __ath10k_scan_finish(struct ath10k *ar);
37 void ath10k_scan_finish(struct ath10k *ar);
38 void ath10k_scan_timeout_work(struct work_struct *work);
39 void ath10k_offchan_tx_purge(struct ath10k *ar);
40 void ath10k_offchan_tx_work(struct work_struct *work);
41 void ath10k_mgmt_over_wmi_tx_purge(struct ath10k *ar);
42 void ath10k_mgmt_over_wmi_tx_work(struct work_struct *work);
43 void ath10k_halt(struct ath10k *ar);
44 void ath10k_mac_vif_beacon_free(struct ath10k_vif *arvif);
45 void ath10k_drain_tx(struct ath10k *ar);
46 bool ath10k_mac_is_peer_wep_key_set(struct ath10k *ar, const u8 *addr,
47 				    u8 keyidx);
48 int ath10k_mac_vif_chan(struct ieee80211_vif *vif,
49 			struct cfg80211_chan_def *def);
50 
51 void ath10k_mac_handle_beacon(struct ath10k *ar, struct sk_buff *skb);
52 void ath10k_mac_handle_beacon_miss(struct ath10k *ar, u32 vdev_id);
53 void ath10k_mac_handle_tx_pause_vdev(struct ath10k *ar, u32 vdev_id,
54 				     enum wmi_tlv_tx_pause_id pause_id,
55 				     enum wmi_tlv_tx_pause_action action);
56 
57 u8 ath10k_mac_hw_rate_to_idx(const struct ieee80211_supported_band *sband,
58 			     u8 hw_rate, bool cck);
59 u8 ath10k_mac_bitrate_to_idx(const struct ieee80211_supported_band *sband,
60 			     u32 bitrate);
61 
62 void ath10k_mac_tx_lock(struct ath10k *ar, int reason);
63 void ath10k_mac_tx_unlock(struct ath10k *ar, int reason);
64 void ath10k_mac_vif_tx_lock(struct ath10k_vif *arvif, int reason);
65 void ath10k_mac_vif_tx_unlock(struct ath10k_vif *arvif, int reason);
66 bool ath10k_mac_tx_frm_has_freq(struct ath10k *ar);
67 void ath10k_mac_tx_push_pending(struct ath10k *ar);
68 int ath10k_mac_tx_push_txq(struct ieee80211_hw *hw,
69 			   struct ieee80211_txq *txq);
70 struct ieee80211_txq *ath10k_mac_txq_lookup(struct ath10k *ar,
71 					    u16 peer_id,
72 					    u8 tid);
73 int ath10k_mac_ext_resource_config(struct ath10k *ar, u32 val);
74 void ath10k_mac_wait_tx_complete(struct ath10k *ar);
75 int ath10k_mac_rfkill_enable_radio(struct ath10k *ar, bool enable);
76 
ath10k_tx_h_seq_no(struct ieee80211_vif * vif,struct sk_buff * skb)77 static inline void ath10k_tx_h_seq_no(struct ieee80211_vif *vif,
78 				      struct sk_buff *skb)
79 {
80 	struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb);
81 	struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)skb->data;
82 	struct ath10k_vif *arvif = (void *)vif->drv_priv;
83 
84 	if (info->flags  & IEEE80211_TX_CTL_ASSIGN_SEQ) {
85 		if (arvif->tx_seq_no == 0)
86 			arvif->tx_seq_no = 0x1000;
87 
88 		if (info->flags & IEEE80211_TX_CTL_FIRST_FRAGMENT)
89 			arvif->tx_seq_no += 0x10;
90 		hdr->seq_ctrl &= cpu_to_le16(IEEE80211_SCTL_FRAG);
91 		hdr->seq_ctrl |= cpu_to_le16(arvif->tx_seq_no);
92 	}
93 }
94 
95 #endif /* _MAC_H_ */
96