1fb9987d0SSujith /*
25b68138eSSujith Manoharan * Copyright (c) 2010-2011 Atheros Communications Inc.
3fb9987d0SSujith *
4fb9987d0SSujith * Permission to use, copy, modify, and/or distribute this software for any
5fb9987d0SSujith * purpose with or without fee is hereby granted, provided that the above
6fb9987d0SSujith * copyright notice and this permission notice appear in all copies.
7fb9987d0SSujith *
8fb9987d0SSujith * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
9fb9987d0SSujith * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
10fb9987d0SSujith * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
11fb9987d0SSujith * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
12fb9987d0SSujith * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
13fb9987d0SSujith * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
14fb9987d0SSujith * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
15fb9987d0SSujith */
16fb9987d0SSujith
17fb9987d0SSujith #ifndef HTC_H
18fb9987d0SSujith #define HTC_H
19fb9987d0SSujith
20fb9987d0SSujith #include <linux/module.h>
21fb9987d0SSujith #include <linux/usb.h>
22fb9987d0SSujith #include <linux/firmware.h>
23fb9987d0SSujith #include <linux/skbuff.h>
24fb9987d0SSujith #include <linux/netdevice.h>
25838f4279SFelix Fietkau #include <linux/etherdevice.h>
26fb9987d0SSujith #include <linux/leds.h>
27617f3d0dSTejun Heo #include <linux/slab.h>
28fb9987d0SSujith #include <net/mac80211.h>
29fb9987d0SSujith
30fb9987d0SSujith #include "common.h"
31fb9987d0SSujith #include "htc_hst.h"
32fb9987d0SSujith #include "hif_usb.h"
33fb9987d0SSujith #include "wmi.h"
34fb9987d0SSujith
35fb9987d0SSujith #define ATH_STA_SHORT_CALINTERVAL 1000 /* 1 second */
36a236254cSSujith Manoharan #define ATH_AP_SHORT_CALINTERVAL 100 /* 100 ms */
37fb9987d0SSujith #define ATH_ANI_POLLINTERVAL 100 /* 100 ms */
38fb9987d0SSujith #define ATH_LONG_CALINTERVAL 30000 /* 30 seconds */
39fb9987d0SSujith #define ATH_RESTART_CALINTERVAL 1200000 /* 20 minutes */
40fb9987d0SSujith
41fb9987d0SSujith #define ATH_DEFAULT_BMISS_LIMIT 10
42fb9987d0SSujith #define TSF_TO_TU(_h, _l) \
43fb9987d0SSujith ((((u32)(_h)) << 22) | (((u32)(_l)) >> 10))
44fb9987d0SSujith
45fb9987d0SSujith extern struct ieee80211_ops ath9k_htc_ops;
46e1572c5eSSujith extern int htc_modparam_nohwcrypt;
473a939a67SHong Xu #ifdef CONFIG_MAC80211_LEDS
480c8a1e43SHong Xu extern int ath9k_htc_led_blink;
493a939a67SHong Xu #endif
50fb9987d0SSujith
51fb9987d0SSujith enum htc_phymode {
52c75197a7SSujith Manoharan HTC_MODE_11NA = 0,
53c75197a7SSujith Manoharan HTC_MODE_11NG = 1
54fb9987d0SSujith };
55fb9987d0SSujith
56fb9987d0SSujith enum htc_opmode {
57fb9987d0SSujith HTC_M_STA = 1,
58fb9987d0SSujith HTC_M_IBSS = 0,
59fb9987d0SSujith HTC_M_AHDEMO = 3,
60fb9987d0SSujith HTC_M_HOSTAP = 6,
61fb9987d0SSujith HTC_M_MONITOR = 8,
62fb9987d0SSujith HTC_M_WDS = 2
63fb9987d0SSujith };
64fb9987d0SSujith
65fb9987d0SSujith #define ATH9K_HTC_AMPDU 1
66fb9987d0SSujith #define ATH9K_HTC_NORMAL 2
6740dc9e4bSSujith Manoharan #define ATH9K_HTC_BEACON 3
6840dc9e4bSSujith Manoharan #define ATH9K_HTC_MGMT 4
69fb9987d0SSujith
70fb9987d0SSujith #define ATH9K_HTC_TX_CTSONLY 0x1
71fb9987d0SSujith #define ATH9K_HTC_TX_RTSCTS 0x2
72fb9987d0SSujith
73fb9987d0SSujith struct tx_frame_hdr {
74fb9987d0SSujith u8 data_type;
75fb9987d0SSujith u8 node_idx;
76fb9987d0SSujith u8 vif_idx;
77fb9987d0SSujith u8 tidno;
78dc738cb6SRajkumar Manoharan __be32 flags; /* ATH9K_HTC_TX_* */
79fb9987d0SSujith u8 key_type;
80fb9987d0SSujith u8 keyix;
81e8e38607SSujith Manoharan u8 cookie;
82e8e38607SSujith Manoharan u8 pad;
83fb9987d0SSujith } __packed;
84fb9987d0SSujith
85fb9987d0SSujith struct tx_mgmt_hdr {
86fb9987d0SSujith u8 node_idx;
87fb9987d0SSujith u8 vif_idx;
88fb9987d0SSujith u8 tidno;
89fb9987d0SSujith u8 flags;
90fb9987d0SSujith u8 key_type;
91fb9987d0SSujith u8 keyix;
92e8e38607SSujith Manoharan u8 cookie;
93e8e38607SSujith Manoharan u8 pad;
94fb9987d0SSujith } __packed;
95fb9987d0SSujith
96fb9987d0SSujith struct tx_beacon_header {
97fb9987d0SSujith u8 vif_index;
981c165c97SSujith Manoharan u8 len_changed;
99fb9987d0SSujith u16 rev;
100fb9987d0SSujith } __packed;
101fb9987d0SSujith
1023a0593efSSujith Manoharan #define MAX_TX_AMPDU_SUBFRAMES_9271 17
1033a0593efSSujith Manoharan #define MAX_TX_AMPDU_SUBFRAMES_7010 22
1043a0593efSSujith Manoharan
105fb9987d0SSujith struct ath9k_htc_cap_target {
1063a0593efSSujith Manoharan __be32 ampdu_limit;
107fb9987d0SSujith u8 ampdu_subframes;
1083a0593efSSujith Manoharan u8 enable_coex;
109fb9987d0SSujith u8 tx_chainmask;
1100a8579f6SSujith Manoharan u8 pad;
111fb9987d0SSujith } __packed;
112fb9987d0SSujith
113fb9987d0SSujith struct ath9k_htc_target_vif {
114fb9987d0SSujith u8 index;
115e4c62506SSujith Manoharan u8 opmode;
116fb9987d0SSujith u8 myaddr[ETH_ALEN];
117fb9987d0SSujith u8 ath_cap;
118e4c62506SSujith Manoharan __be16 rtsthreshold;
119e4c62506SSujith Manoharan u8 pad;
120fb9987d0SSujith } __packed;
121fb9987d0SSujith
122fb9987d0SSujith struct ath9k_htc_target_sta {
123fb9987d0SSujith u8 macaddr[ETH_ALEN];
124fb9987d0SSujith u8 bssid[ETH_ALEN];
125fb9987d0SSujith u8 sta_index;
126fb9987d0SSujith u8 vif_index;
127fb9987d0SSujith u8 is_vif_sta;
12884dfa730SSujith Manoharan __be16 flags;
129b97c57ffSSujith Manoharan __be16 htcap;
130b97c57ffSSujith Manoharan __be16 maxampdu;
131b97c57ffSSujith Manoharan u8 pad;
132fb9987d0SSujith } __packed;
133fb9987d0SSujith
134fb9987d0SSujith struct ath9k_htc_target_aggr {
135fb9987d0SSujith u8 sta_index;
136fb9987d0SSujith u8 tidno;
137fb9987d0SSujith u8 aggr_enable;
138fb9987d0SSujith u8 padding;
139fb9987d0SSujith } __packed;
140fb9987d0SSujith
141fb9987d0SSujith #define ATH_HTC_RATE_MAX 30
142fb9987d0SSujith
143fb9987d0SSujith #define WLAN_RC_DS_FLAG 0x01
144fb9987d0SSujith #define WLAN_RC_40_FLAG 0x02
145fb9987d0SSujith #define WLAN_RC_SGI_FLAG 0x04
146fb9987d0SSujith #define WLAN_RC_HT_FLAG 0x08
147a226c3d9SOleksij Rempel #define ATH_RC_TX_STBC_FLAG 0x20
148fb9987d0SSujith
149fb9987d0SSujith struct ath9k_htc_rateset {
150fb9987d0SSujith u8 rs_nrates;
151fb9987d0SSujith u8 rs_rates[ATH_HTC_RATE_MAX];
152fb9987d0SSujith };
153fb9987d0SSujith
154fb9987d0SSujith struct ath9k_htc_rate {
155fb9987d0SSujith struct ath9k_htc_rateset legacy_rates;
156fb9987d0SSujith struct ath9k_htc_rateset ht_rates;
157fb9987d0SSujith } __packed;
158fb9987d0SSujith
159fb9987d0SSujith struct ath9k_htc_target_rate {
160fb9987d0SSujith u8 sta_index;
161fb9987d0SSujith u8 isnew;
1627f1f5a00SSujith __be32 capflags;
163fb9987d0SSujith struct ath9k_htc_rate rates;
164fb9987d0SSujith };
165fb9987d0SSujith
166a55bb94aSSujith Manoharan struct ath9k_htc_target_rate_mask {
167a55bb94aSSujith Manoharan u8 vif_index;
168a55bb94aSSujith Manoharan u8 band;
169a55bb94aSSujith Manoharan __be32 mask;
170a55bb94aSSujith Manoharan u16 pad;
171a55bb94aSSujith Manoharan } __packed;
172a55bb94aSSujith Manoharan
173fbc29d6cSSujith Manoharan struct ath9k_htc_target_int_stats {
174fbc29d6cSSujith Manoharan __be32 rx;
175fbc29d6cSSujith Manoharan __be32 rxorn;
176fbc29d6cSSujith Manoharan __be32 rxeol;
177fbc29d6cSSujith Manoharan __be32 txurn;
178fbc29d6cSSujith Manoharan __be32 txto;
179fbc29d6cSSujith Manoharan __be32 cst;
180fbc29d6cSSujith Manoharan } __packed;
181fbc29d6cSSujith Manoharan
182fbc29d6cSSujith Manoharan struct ath9k_htc_target_tx_stats {
183fbc29d6cSSujith Manoharan __be32 xretries;
184fbc29d6cSSujith Manoharan __be32 fifoerr;
185fbc29d6cSSujith Manoharan __be32 filtered;
186fbc29d6cSSujith Manoharan __be32 timer_exp;
187fbc29d6cSSujith Manoharan __be32 shortretries;
188fbc29d6cSSujith Manoharan __be32 longretries;
189fbc29d6cSSujith Manoharan __be32 qnull;
190fbc29d6cSSujith Manoharan __be32 encap_fail;
191fbc29d6cSSujith Manoharan __be32 nobuf;
192fbc29d6cSSujith Manoharan } __packed;
193fbc29d6cSSujith Manoharan
194fbc29d6cSSujith Manoharan struct ath9k_htc_target_rx_stats {
195fbc29d6cSSujith Manoharan __be32 nobuf;
196fbc29d6cSSujith Manoharan __be32 host_send;
197fbc29d6cSSujith Manoharan __be32 host_done;
198fb9987d0SSujith } __packed;
199fb9987d0SSujith
200a97b478cSSujith Manoharan #define ATH9K_HTC_MAX_VIF 2
201da8d9d93SSujith Manoharan #define ATH9K_HTC_MAX_BCN_VIF 2
202a97b478cSSujith Manoharan
2030df8359aSSujith Manoharan #define INC_VIF(_priv, _type) do { \
2040df8359aSSujith Manoharan switch (_type) { \
2050df8359aSSujith Manoharan case NL80211_IFTYPE_STATION: \
2060df8359aSSujith Manoharan _priv->num_sta_vif++; \
2070df8359aSSujith Manoharan break; \
2080df8359aSSujith Manoharan case NL80211_IFTYPE_ADHOC: \
2090df8359aSSujith Manoharan _priv->num_ibss_vif++; \
2100df8359aSSujith Manoharan break; \
211da8d9d93SSujith Manoharan case NL80211_IFTYPE_AP: \
212da8d9d93SSujith Manoharan _priv->num_ap_vif++; \
213da8d9d93SSujith Manoharan break; \
214594e65b6SJavier Cardona case NL80211_IFTYPE_MESH_POINT: \
215594e65b6SJavier Cardona _priv->num_mbss_vif++; \
216594e65b6SJavier Cardona break; \
2170df8359aSSujith Manoharan default: \
2180df8359aSSujith Manoharan break; \
2190df8359aSSujith Manoharan } \
2200df8359aSSujith Manoharan } while (0)
2210df8359aSSujith Manoharan
2220df8359aSSujith Manoharan #define DEC_VIF(_priv, _type) do { \
2230df8359aSSujith Manoharan switch (_type) { \
2240df8359aSSujith Manoharan case NL80211_IFTYPE_STATION: \
2250df8359aSSujith Manoharan _priv->num_sta_vif--; \
2260df8359aSSujith Manoharan break; \
2270df8359aSSujith Manoharan case NL80211_IFTYPE_ADHOC: \
2280df8359aSSujith Manoharan _priv->num_ibss_vif--; \
2290df8359aSSujith Manoharan break; \
230da8d9d93SSujith Manoharan case NL80211_IFTYPE_AP: \
231da8d9d93SSujith Manoharan _priv->num_ap_vif--; \
232da8d9d93SSujith Manoharan break; \
233594e65b6SJavier Cardona case NL80211_IFTYPE_MESH_POINT: \
234594e65b6SJavier Cardona _priv->num_mbss_vif--; \
235594e65b6SJavier Cardona break; \
2360df8359aSSujith Manoharan default: \
2370df8359aSSujith Manoharan break; \
2380df8359aSSujith Manoharan } \
2390df8359aSSujith Manoharan } while (0)
2400df8359aSSujith Manoharan
241fb9987d0SSujith struct ath9k_htc_vif {
242fb9987d0SSujith u8 index;
2439a3d025bSSujith Manoharan u16 seq_no;
244e7a2a4f5SSujith Manoharan bool beacon_configured;
245832f6a18SSujith Manoharan int bslot;
2469b674a02SSujith Manoharan __le64 tsfadjust;
247fb9987d0SSujith };
248fb9987d0SSujith
249585895cdSSujith Manoharan struct ath9k_vif_iter_data {
250585895cdSSujith Manoharan const u8 *hw_macaddr;
251585895cdSSujith Manoharan u8 mask[ETH_ALEN];
252585895cdSSujith Manoharan };
253585895cdSSujith Manoharan
254fb9987d0SSujith #define ATH9K_HTC_MAX_STA 8
255fb9987d0SSujith #define ATH9K_HTC_MAX_TID 8
256fb9987d0SSujith
257fb9987d0SSujith enum tid_aggr_state {
258fb9987d0SSujith AGGR_STOP = 0,
259fb9987d0SSujith AGGR_PROGRESS,
260fb9987d0SSujith AGGR_START,
261fb9987d0SSujith AGGR_OPERATIONAL
262fb9987d0SSujith };
263fb9987d0SSujith
264fb9987d0SSujith struct ath9k_htc_sta {
265fb9987d0SSujith u8 index;
266fb9987d0SSujith enum tid_aggr_state tid_state[ATH9K_HTC_MAX_TID];
267a243de48SStanislaw Gruszka struct work_struct rc_update_work;
268a243de48SStanislaw Gruszka struct ath9k_htc_priv *htc_priv;
269fb9987d0SSujith };
270fb9987d0SSujith
271fb9987d0SSujith #define ATH9K_HTC_RXBUF 256
272fb9987d0SSujith #define HTC_RX_FRAME_HEADER_SIZE 40
273fb9987d0SSujith
274fb9987d0SSujith struct ath9k_htc_rxbuf {
275fb9987d0SSujith bool in_process;
276fb9987d0SSujith struct sk_buff *skb;
277fb9987d0SSujith struct ath_htc_rx_status rxstatus;
278fb9987d0SSujith struct list_head list;
279fb9987d0SSujith };
280fb9987d0SSujith
281fb9987d0SSujith struct ath9k_htc_rx {
282fb9987d0SSujith struct list_head rxbuf;
283fb9987d0SSujith spinlock_t rxbuflock;
284b0ec7e55STetsuo Handa bool initialized;
285fb9987d0SSujith };
286fb9987d0SSujith
287859c3ca1SSujith Manoharan #define ATH9K_HTC_TX_CLEANUP_INTERVAL 50 /* ms */
28889ea6745SSujith Manoharan #define ATH9K_HTC_TX_TIMEOUT_INTERVAL 3000 /* ms */
2898e86a547SSujith Manoharan #define ATH9K_HTC_TX_RESERVE 10
29089ea6745SSujith Manoharan #define ATH9K_HTC_TX_TIMEOUT_COUNT 40
2918e86a547SSujith Manoharan #define ATH9K_HTC_TX_THRESHOLD (MAX_TX_BUF_NUM - ATH9K_HTC_TX_RESERVE)
292658ef04fSSujith Manoharan
2938e86a547SSujith Manoharan #define ATH9K_HTC_OP_TX_QUEUES_STOP BIT(0)
29427876a29SSujith Manoharan #define ATH9K_HTC_OP_TX_DRAIN BIT(1)
2958e86a547SSujith Manoharan
2968e86a547SSujith Manoharan struct ath9k_htc_tx {
2978e86a547SSujith Manoharan u8 flags;
2988e86a547SSujith Manoharan int queued_cnt;
29927876a29SSujith Manoharan struct sk_buff_head mgmt_ep_queue;
30027876a29SSujith Manoharan struct sk_buff_head cab_ep_queue;
30127876a29SSujith Manoharan struct sk_buff_head data_be_queue;
30227876a29SSujith Manoharan struct sk_buff_head data_bk_queue;
30327876a29SSujith Manoharan struct sk_buff_head data_vi_queue;
30427876a29SSujith Manoharan struct sk_buff_head data_vo_queue;
305b587fc81SSujith Manoharan struct sk_buff_head tx_failed;
3062c5d57f0SSujith Manoharan DECLARE_BITMAP(tx_slot, MAX_TX_BUF_NUM);
307859c3ca1SSujith Manoharan struct timer_list cleanup_timer;
3088e86a547SSujith Manoharan spinlock_t tx_lock;
309658ef04fSSujith Manoharan };
310658ef04fSSujith Manoharan
311fb9987d0SSujith struct ath9k_htc_tx_ctl {
312fb9987d0SSujith u8 type; /* ATH9K_HTC_* */
313d67ee533SSujith Manoharan u8 epid;
314729bd3abSSujith Manoharan u8 txok;
31584c9e164SSujith Manoharan u8 sta_idx;
316859c3ca1SSujith Manoharan unsigned long timestamp;
317fb9987d0SSujith };
318fb9987d0SSujith
HTC_SKB_CB(struct sk_buff * skb)31940dc9e4bSSujith Manoharan static inline struct ath9k_htc_tx_ctl *HTC_SKB_CB(struct sk_buff *skb)
32040dc9e4bSSujith Manoharan {
32140dc9e4bSSujith Manoharan struct ieee80211_tx_info *tx_info = IEEE80211_SKB_CB(skb);
32240dc9e4bSSujith Manoharan
32340dc9e4bSSujith Manoharan BUILD_BUG_ON(sizeof(struct ath9k_htc_tx_ctl) >
32440dc9e4bSSujith Manoharan IEEE80211_TX_INFO_DRIVER_DATA_SIZE);
32540dc9e4bSSujith Manoharan return (struct ath9k_htc_tx_ctl *) &tx_info->driver_data;
32640dc9e4bSSujith Manoharan }
32740dc9e4bSSujith Manoharan
328fb9987d0SSujith #ifdef CONFIG_ATH9K_HTC_DEBUGFS
329b7dc753fSArnd Bergmann #define __STAT_SAFE(hif_dev, expr) do { ((hif_dev)->htc_handle->drv_priv ? (expr) : 0); } while (0)
330b7dc753fSArnd Bergmann #define CAB_STAT_INC(priv) do { ((priv)->debug.tx_stats.cab_queued++); } while (0)
331b7dc753fSArnd Bergmann #define TX_QSTAT_INC(priv, q) do { ((priv)->debug.tx_stats.queue_stats[q]++); } while (0)
332fb9987d0SSujith
333d7fc7603SPavel Skripkin #define TX_STAT_INC(hif_dev, c) \
334d7fc7603SPavel Skripkin __STAT_SAFE((hif_dev), (hif_dev)->htc_handle->drv_priv->debug.tx_stats.c++)
335d7fc7603SPavel Skripkin #define TX_STAT_ADD(hif_dev, c, a) \
336d7fc7603SPavel Skripkin __STAT_SAFE((hif_dev), (hif_dev)->htc_handle->drv_priv->debug.tx_stats.c += a)
337d7fc7603SPavel Skripkin #define RX_STAT_INC(hif_dev, c) \
338d7fc7603SPavel Skripkin __STAT_SAFE((hif_dev), (hif_dev)->htc_handle->drv_priv->debug.skbrx_stats.c++)
339d7fc7603SPavel Skripkin #define RX_STAT_ADD(hif_dev, c, a) \
340d7fc7603SPavel Skripkin __STAT_SAFE((hif_dev), (hif_dev)->htc_handle->drv_priv->debug.skbrx_stats.c += a)
3412edb4583SSujith
342719c4cf6SSujith Manoharan void ath9k_htc_err_stat_rx(struct ath9k_htc_priv *priv,
343b5a0c86aSOleksij Rempel struct ath_rx_status *rs);
344719c4cf6SSujith Manoharan
345fb9987d0SSujith struct ath_tx_stats {
346fb9987d0SSujith u32 buf_queued;
347fb9987d0SSujith u32 buf_completed;
348fb9987d0SSujith u32 skb_queued;
349b587fc81SSujith Manoharan u32 skb_success;
35068185a4bSBen Greear u32 skb_success_bytes;
351b587fc81SSujith Manoharan u32 skb_failed;
3527d547eb4SSujith Manoharan u32 cab_queued;
353bea843c7SSujith Manoharan u32 queue_stats[IEEE80211_NUM_ACS];
354fb9987d0SSujith };
355fb9987d0SSujith
356b5a0c86aSOleksij Rempel struct ath_skbrx_stats {
357fb9987d0SSujith u32 skb_allocated;
358fb9987d0SSujith u32 skb_completed;
35968185a4bSBen Greear u32 skb_completed_bytes;
360fb9987d0SSujith u32 skb_dropped;
361fb9987d0SSujith };
362fb9987d0SSujith
363fb9987d0SSujith struct ath9k_debug {
364fb9987d0SSujith struct dentry *debugfs_phy;
365fb9987d0SSujith struct ath_tx_stats tx_stats;
366fb9987d0SSujith struct ath_rx_stats rx_stats;
367b5a0c86aSOleksij Rempel struct ath_skbrx_stats skbrx_stats;
368fb9987d0SSujith };
369fb9987d0SSujith
37068185a4bSBen Greear void ath9k_htc_get_et_strings(struct ieee80211_hw *hw,
37168185a4bSBen Greear struct ieee80211_vif *vif,
37268185a4bSBen Greear u32 sset, u8 *data);
37368185a4bSBen Greear int ath9k_htc_get_et_sset_count(struct ieee80211_hw *hw,
37468185a4bSBen Greear struct ieee80211_vif *vif, int sset);
37568185a4bSBen Greear void ath9k_htc_get_et_stats(struct ieee80211_hw *hw,
37668185a4bSBen Greear struct ieee80211_vif *vif,
37768185a4bSBen Greear struct ethtool_stats *stats, u64 *data);
378fb9987d0SSujith #else
379fb9987d0SSujith
380b7dc753fSArnd Bergmann #define TX_STAT_INC(hif_dev, c) do { } while (0)
381b7dc753fSArnd Bergmann #define TX_STAT_ADD(hif_dev, c, a) do { } while (0)
382b7dc753fSArnd Bergmann #define RX_STAT_INC(hif_dev, c) do { } while (0)
383b7dc753fSArnd Bergmann #define RX_STAT_ADD(hif_dev, c, a) do { } while (0)
384fb9987d0SSujith
385d7fc7603SPavel Skripkin #define CAB_STAT_INC(priv)
386d7fc7603SPavel Skripkin #define TX_QSTAT_INC(priv, c)
387ed3305b4SJohn W. Linville
ath9k_htc_err_stat_rx(struct ath9k_htc_priv * priv,struct ath_rx_status * rs)388719c4cf6SSujith Manoharan static inline void ath9k_htc_err_stat_rx(struct ath9k_htc_priv *priv,
38996810471SJohn W. Linville struct ath_rx_status *rs)
390719c4cf6SSujith Manoharan {
391719c4cf6SSujith Manoharan }
392719c4cf6SSujith Manoharan
393fb9987d0SSujith #endif /* CONFIG_ATH9K_HTC_DEBUGFS */
394fb9987d0SSujith
395fb9987d0SSujith #define ATH_LED_PIN_DEF 1
3966d64ab7fSRajkumar Manoharan #define ATH_LED_PIN_9287 10
397fb9987d0SSujith #define ATH_LED_PIN_9271 15
39888c1f4f6SSujith #define ATH_LED_PIN_7010 12
399fb9987d0SSujith
400832f6a18SSujith Manoharan #define BSTUCK_THRESHOLD 10
401832f6a18SSujith Manoharan
402b0a6ba98SSujith Manoharan /*
403b0a6ba98SSujith Manoharan * Adjust these when the max. no of beaconing interfaces is
404b0a6ba98SSujith Manoharan * increased.
405b0a6ba98SSujith Manoharan */
406b0a6ba98SSujith Manoharan #define DEFAULT_SWBA_RESPONSE 40 /* in TUs */
407b0a6ba98SSujith Manoharan #define MIN_SWBA_RESPONSE 10 /* in TUs */
408b0a6ba98SSujith Manoharan
4093c4816d9SOleksij Rempel struct htc_beacon {
410cc24c86fSOleksij Rempel enum {
411cc24c86fSOleksij Rempel OK, /* no change needed */
412cc24c86fSOleksij Rempel UPDATE, /* update pending */
413cc24c86fSOleksij Rempel COMMIT /* beacon sent, commit change */
414cc24c86fSOleksij Rempel } updateslot; /* slot time update fsm */
415cc24c86fSOleksij Rempel
416832f6a18SSujith Manoharan struct ieee80211_vif *bslot[ATH9K_HTC_MAX_BCN_VIF];
4173c4816d9SOleksij Rempel u32 bmisscnt;
418a099874eSOleksij Rempel u32 beaconq;
419cc24c86fSOleksij Rempel int slottime;
420cc24c86fSOleksij Rempel int slotupdate;
4211c3652a5SVivek Natarajan };
4221c3652a5SVivek Natarajan
42321cb9879SVivek Natarajan struct ath_btcoex {
42421cb9879SVivek Natarajan u32 bt_priority_cnt;
42521cb9879SVivek Natarajan unsigned long bt_priority_time;
42621cb9879SVivek Natarajan int bt_stomp_type; /* Types of BT stomping */
42721cb9879SVivek Natarajan u32 btcoex_no_stomp;
42821cb9879SVivek Natarajan u32 btcoex_period;
42921cb9879SVivek Natarajan u32 btscan_no_stomp;
43021cb9879SVivek Natarajan };
43121cb9879SVivek Natarajan
4329d5b80fdSSujith Manoharan #ifdef CONFIG_ATH9K_BTCOEX_SUPPORT
433cee5341dSSujith Manoharan void ath9k_htc_init_btcoex(struct ath9k_htc_priv *priv, char *product);
434bf047fcdSSujith Manoharan void ath9k_htc_start_btcoex(struct ath9k_htc_priv *priv);
435bf047fcdSSujith Manoharan void ath9k_htc_stop_btcoex(struct ath9k_htc_priv *priv);
4369d5b80fdSSujith Manoharan #else
ath9k_htc_init_btcoex(struct ath9k_htc_priv * priv,char * product)4379d5b80fdSSujith Manoharan static inline void ath9k_htc_init_btcoex(struct ath9k_htc_priv *priv, char *product)
4389d5b80fdSSujith Manoharan {
4399d5b80fdSSujith Manoharan }
ath9k_htc_start_btcoex(struct ath9k_htc_priv * priv)4409d5b80fdSSujith Manoharan static inline void ath9k_htc_start_btcoex(struct ath9k_htc_priv *priv)
4419d5b80fdSSujith Manoharan {
4429d5b80fdSSujith Manoharan }
ath9k_htc_stop_btcoex(struct ath9k_htc_priv * priv)4439d5b80fdSSujith Manoharan static inline void ath9k_htc_stop_btcoex(struct ath9k_htc_priv *priv)
4449d5b80fdSSujith Manoharan {
4459d5b80fdSSujith Manoharan }
4469d5b80fdSSujith Manoharan #endif /* CONFIG_ATH9K_BTCOEX_SUPPORT */
44721cb9879SVivek Natarajan
448191f1aeeSDan Carpenter #define OP_BT_PRIORITY_DETECTED 3
449191f1aeeSDan Carpenter #define OP_BT_SCAN 4
450191f1aeeSDan Carpenter #define OP_TSF_RESET 6
451fb9987d0SSujith
4528badb50cSOleksij Rempel enum htc_op_flags {
4538badb50cSOleksij Rempel HTC_FWFLAG_NO_RMW,
4548badb50cSOleksij Rempel };
4558badb50cSOleksij Rempel
456fb9987d0SSujith struct ath9k_htc_priv {
457fb9987d0SSujith struct device *dev;
458fb9987d0SSujith struct ieee80211_hw *hw;
459fb9987d0SSujith struct ath_hw *ah;
460fb9987d0SSujith struct htc_target *htc;
461fb9987d0SSujith struct wmi *wmi;
462fb9987d0SSujith
46329bbfb24SSujith Manoharan u16 fw_version_major;
46429bbfb24SSujith Manoharan u16 fw_version_minor;
46529bbfb24SSujith Manoharan
466fb9987d0SSujith enum htc_endpoint_id wmi_cmd_ep;
467fb9987d0SSujith enum htc_endpoint_id beacon_ep;
468fb9987d0SSujith enum htc_endpoint_id cab_ep;
469fb9987d0SSujith enum htc_endpoint_id uapsd_ep;
470fb9987d0SSujith enum htc_endpoint_id mgmt_ep;
471fb9987d0SSujith enum htc_endpoint_id data_be_ep;
472fb9987d0SSujith enum htc_endpoint_id data_bk_ep;
473fb9987d0SSujith enum htc_endpoint_id data_vi_ep;
474fb9987d0SSujith enum htc_endpoint_id data_vo_ep;
475fb9987d0SSujith
476a97b478cSSujith Manoharan u8 vif_slot;
477a97b478cSSujith Manoharan u8 mon_vif_idx;
478a97b478cSSujith Manoharan u8 sta_slot;
479a97b478cSSujith Manoharan u8 vif_sta_pos[ATH9K_HTC_MAX_VIF];
4800df8359aSSujith Manoharan u8 num_ibss_vif;
481594e65b6SJavier Cardona u8 num_mbss_vif;
4820df8359aSSujith Manoharan u8 num_sta_vif;
4830cd075d7SSujith Manoharan u8 num_sta_assoc_vif;
484da8d9d93SSujith Manoharan u8 num_ap_vif;
485a97b478cSSujith Manoharan
486fb9987d0SSujith u16 curtxpow;
487fb9987d0SSujith u16 txpowlimit;
488fb9987d0SSujith u16 nvifs;
489fb9987d0SSujith u16 nstations;
4907c277349SSujith Manoharan bool rearm_ani;
4917c277349SSujith Manoharan bool reconfig_beacon;
492658ef04fSSujith Manoharan unsigned int rxfilter;
493d8a2c51cSSujith Manoharan unsigned long op_flags;
4948badb50cSOleksij Rempel unsigned long fw_flags;
495fb9987d0SSujith
4964e3ae387SRajkumar Manoharan struct ath9k_hw_cal_data caldata;
497fe30e8bbSOleksij Rempel struct ath_spec_scan_priv spec_priv;
49820bd2a09SFelix Fietkau
499fb9987d0SSujith spinlock_t beacon_lock;
5003c4816d9SOleksij Rempel struct ath_beacon_config cur_beacon_conf;
5013c4816d9SOleksij Rempel struct htc_beacon beacon;
502658ef04fSSujith Manoharan
503658ef04fSSujith Manoharan struct ath9k_htc_rx rx;
504658ef04fSSujith Manoharan struct ath9k_htc_tx tx;
505658ef04fSSujith Manoharan
50673908674SSujith Manoharan struct tasklet_struct swba_tasklet;
507fb9987d0SSujith struct tasklet_struct rx_tasklet;
508a236254cSSujith Manoharan struct delayed_work ani_work;
50927876a29SSujith Manoharan struct tasklet_struct tx_failed_tasklet;
510bde748a4SVivek Natarajan struct work_struct ps_work;
51173908674SSujith Manoharan struct work_struct fatal_work;
512bde748a4SVivek Natarajan
513bde748a4SVivek Natarajan struct mutex htc_pm_lock;
514bde748a4SVivek Natarajan unsigned long ps_usecount;
515bde748a4SVivek Natarajan bool ps_enabled;
5168a8572a8SVivek Natarajan bool ps_idle;
517*a015fbf6SToke Høiland-Jørgensen bool initialized;
518fb9987d0SSujith
519d244f21eSSujith Manoharan #ifdef CONFIG_MAC80211_LEDS
520d244f21eSSujith Manoharan enum led_brightness brightness;
521d244f21eSSujith Manoharan bool led_registered;
522d244f21eSSujith Manoharan char led_name[32];
523d244f21eSSujith Manoharan struct led_classdev led_cdev;
524d244f21eSSujith Manoharan struct work_struct led_work;
525d244f21eSSujith Manoharan #endif
526ca74b83bSSujith
527ca74b83bSSujith int cabq;
528bea843c7SSujith Manoharan int hwq_map[IEEE80211_NUM_ACS];
529fb9987d0SSujith
5309d5b80fdSSujith Manoharan #ifdef CONFIG_ATH9K_BTCOEX_SUPPORT
53121cb9879SVivek Natarajan struct ath_btcoex btcoex;
5329d5b80fdSSujith Manoharan #endif
5339d5b80fdSSujith Manoharan
53421cb9879SVivek Natarajan struct delayed_work coex_period_work;
53521cb9879SVivek Natarajan struct delayed_work duty_cycle_work;
536fb9987d0SSujith #ifdef CONFIG_ATH9K_HTC_DEBUGFS
537fb9987d0SSujith struct ath9k_debug debug;
538fb9987d0SSujith #endif
539fb9987d0SSujith struct mutex mutex;
540f0e44962SChun-Yeow Yeoh struct ieee80211_vif *csa_vif;
541fb9987d0SSujith };
542fb9987d0SSujith
ath_read_cachesize(struct ath_common * common,int * csz)543fb9987d0SSujith static inline void ath_read_cachesize(struct ath_common *common, int *csz)
544fb9987d0SSujith {
545fb9987d0SSujith common->bus_ops->read_cachesize(common, csz);
546fb9987d0SSujith }
547fb9987d0SSujith
54873908674SSujith Manoharan void ath9k_htc_reset(struct ath9k_htc_priv *priv);
54973908674SSujith Manoharan
550832f6a18SSujith Manoharan void ath9k_htc_assign_bslot(struct ath9k_htc_priv *priv,
551832f6a18SSujith Manoharan struct ieee80211_vif *vif);
552832f6a18SSujith Manoharan void ath9k_htc_remove_bslot(struct ath9k_htc_priv *priv,
553832f6a18SSujith Manoharan struct ieee80211_vif *vif);
5549b674a02SSujith Manoharan void ath9k_htc_set_tsfadjust(struct ath9k_htc_priv *priv,
5559b674a02SSujith Manoharan struct ieee80211_vif *vif);
556764580f5SSujith void ath9k_htc_beaconq_config(struct ath9k_htc_priv *priv);
557fb9987d0SSujith void ath9k_htc_beacon_config(struct ath9k_htc_priv *priv,
5581c3652a5SVivek Natarajan struct ieee80211_vif *vif);
5597c277349SSujith Manoharan void ath9k_htc_beacon_reconfig(struct ath9k_htc_priv *priv);
560f4c88991SSujith Manoharan void ath9k_htc_swba(struct ath9k_htc_priv *priv,
561f4c88991SSujith Manoharan struct wmi_event_swba *swba);
562fb9987d0SSujith
563fb9987d0SSujith void ath9k_htc_rxep(void *priv, struct sk_buff *skb,
564fb9987d0SSujith enum htc_endpoint_id ep_id);
565fb9987d0SSujith void ath9k_htc_txep(void *priv, struct sk_buff *skb, enum htc_endpoint_id ep_id,
566fb9987d0SSujith bool txok);
5679c6dda4eSSujith void ath9k_htc_beaconep(void *drv_priv, struct sk_buff *skb,
5689c6dda4eSSujith enum htc_endpoint_id ep_id, bool txok);
569fb9987d0SSujith
5703a0593efSSujith Manoharan int ath9k_htc_update_cap_target(struct ath9k_htc_priv *priv,
5713a0593efSSujith Manoharan u8 enable_coex);
572a236254cSSujith Manoharan void ath9k_htc_ani_work(struct work_struct *work);
573a236254cSSujith Manoharan void ath9k_htc_start_ani(struct ath9k_htc_priv *priv);
574a236254cSSujith Manoharan void ath9k_htc_stop_ani(struct ath9k_htc_priv *priv);
575fb9987d0SSujith
576fb9987d0SSujith int ath9k_tx_init(struct ath9k_htc_priv *priv);
5777d547eb4SSujith Manoharan int ath9k_htc_tx_start(struct ath9k_htc_priv *priv,
57836323f81SThomas Huehn struct ieee80211_sta *sta,
5792c5d57f0SSujith Manoharan struct sk_buff *skb, u8 slot, bool is_cab);
580fb9987d0SSujith void ath9k_tx_cleanup(struct ath9k_htc_priv *priv);
581e8c35a77SFelix Fietkau bool ath9k_htc_txq_setup(struct ath9k_htc_priv *priv, int subtype);
582ca74b83bSSujith int ath9k_htc_cabq_setup(struct ath9k_htc_priv *priv);
583fb9987d0SSujith int get_hw_qnum(u16 queue, int *hwq_map);
584e1572c5eSSujith int ath_htc_txq_update(struct ath9k_htc_priv *priv, int qnum,
585fb9987d0SSujith struct ath9k_tx_queue_info *qinfo);
5868e86a547SSujith Manoharan void ath9k_htc_check_stop_queues(struct ath9k_htc_priv *priv);
5878e86a547SSujith Manoharan void ath9k_htc_check_wake_queues(struct ath9k_htc_priv *priv);
5882c5d57f0SSujith Manoharan int ath9k_htc_tx_get_slot(struct ath9k_htc_priv *priv);
5892c5d57f0SSujith Manoharan void ath9k_htc_tx_clear_slot(struct ath9k_htc_priv *priv, int slot);
590b587fc81SSujith Manoharan void ath9k_htc_tx_drain(struct ath9k_htc_priv *priv);
59127876a29SSujith Manoharan void ath9k_htc_txstatus(struct ath9k_htc_priv *priv, void *wmi_event);
592f91a35b4SAllen Pais void ath9k_tx_failed_tasklet(struct tasklet_struct *t);
5937ac76764SKees Cook void ath9k_htc_tx_cleanup_timer(struct timer_list *t);
594f0e44962SChun-Yeow Yeoh bool ath9k_htc_csa_is_finished(struct ath9k_htc_priv *priv);
595fb9987d0SSujith
596fb9987d0SSujith int ath9k_rx_init(struct ath9k_htc_priv *priv);
597fb9987d0SSujith void ath9k_rx_cleanup(struct ath9k_htc_priv *priv);
598fb9987d0SSujith void ath9k_host_rx_init(struct ath9k_htc_priv *priv);
599f91a35b4SAllen Pais void ath9k_rx_tasklet(struct tasklet_struct *t);
6000995d110SSujith u32 ath9k_htc_calcrxfilter(struct ath9k_htc_priv *priv);
601fb9987d0SSujith
602bde748a4SVivek Natarajan void ath9k_htc_ps_wakeup(struct ath9k_htc_priv *priv);
603bde748a4SVivek Natarajan void ath9k_htc_ps_restore(struct ath9k_htc_priv *priv);
604bde748a4SVivek Natarajan void ath9k_ps_work(struct work_struct *work);
605f933ebedSSujith Manoharan bool ath9k_htc_setpower(struct ath9k_htc_priv *priv,
606f933ebedSSujith Manoharan enum ath9k_power_mode mode);
607bde748a4SVivek Natarajan
608fb9987d0SSujith void ath9k_start_rfkill_poll(struct ath9k_htc_priv *priv);
6091e1f4ad2SSujith Manoharan void ath9k_htc_rfkill_poll_state(struct ieee80211_hw *hw);
610d244f21eSSujith Manoharan
611156652bbSBen Greear struct base_eep_header *ath9k_htc_get_eeprom_base(struct ath9k_htc_priv *priv);
612156652bbSBen Greear
613d244f21eSSujith Manoharan #ifdef CONFIG_MAC80211_LEDS
6141e51acaaSOleksij Rempel void ath9k_configure_leds(struct ath9k_htc_priv *priv);
615fb9987d0SSujith void ath9k_init_leds(struct ath9k_htc_priv *priv);
616fb9987d0SSujith void ath9k_deinit_leds(struct ath9k_htc_priv *priv);
617d244f21eSSujith Manoharan void ath9k_led_work(struct work_struct *work);
618d244f21eSSujith Manoharan #else
ath9k_configure_leds(struct ath9k_htc_priv * priv)6191e51acaaSOleksij Rempel static inline void ath9k_configure_leds(struct ath9k_htc_priv *priv)
6201e51acaaSOleksij Rempel {
6211e51acaaSOleksij Rempel }
6221e51acaaSOleksij Rempel
ath9k_init_leds(struct ath9k_htc_priv * priv)623d244f21eSSujith Manoharan static inline void ath9k_init_leds(struct ath9k_htc_priv *priv)
624d244f21eSSujith Manoharan {
625d244f21eSSujith Manoharan }
626d244f21eSSujith Manoharan
ath9k_deinit_leds(struct ath9k_htc_priv * priv)627d244f21eSSujith Manoharan static inline void ath9k_deinit_leds(struct ath9k_htc_priv *priv)
628d244f21eSSujith Manoharan {
629d244f21eSSujith Manoharan }
630d244f21eSSujith Manoharan
ath9k_led_work(struct work_struct * work)631d244f21eSSujith Manoharan static inline void ath9k_led_work(struct work_struct *work)
632d244f21eSSujith Manoharan {
633d244f21eSSujith Manoharan }
634d244f21eSSujith Manoharan #endif
635fb9987d0SSujith
636fb9987d0SSujith int ath9k_htc_probe_device(struct htc_target *htc_handle, struct device *dev,
637fa6e15e0SRajkumar Manoharan u16 devid, char *product, u32 drv_info);
638fb9987d0SSujith void ath9k_htc_disconnect_device(struct htc_target *htc_handle, bool hotunplug);
639fb9987d0SSujith #ifdef CONFIG_PM
640f933ebedSSujith Manoharan void ath9k_htc_suspend(struct htc_target *htc_handle);
641fb9987d0SSujith int ath9k_htc_resume(struct htc_target *htc_handle);
642fb9987d0SSujith #endif
643fb9987d0SSujith #ifdef CONFIG_ATH9K_HTC_DEBUGFS
644e1572c5eSSujith int ath9k_htc_init_debug(struct ath_hw *ah);
6453f2aa13fSOleksij Rempel void ath9k_htc_deinit_debug(struct ath9k_htc_priv *priv);
646fb9987d0SSujith #else
ath9k_htc_init_debug(struct ath_hw * ah)647e1572c5eSSujith static inline int ath9k_htc_init_debug(struct ath_hw *ah) { return 0; };
ath9k_htc_deinit_debug(struct ath9k_htc_priv * priv)648a15c7068SJohn W. Linville static inline void ath9k_htc_deinit_debug(struct ath9k_htc_priv *priv)
649a15c7068SJohn W. Linville {
650a15c7068SJohn W. Linville }
651fb9987d0SSujith #endif /* CONFIG_ATH9K_HTC_DEBUGFS */
652fb9987d0SSujith
653fb9987d0SSujith #endif /* HTC_H */
654