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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 18:49:45 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 18:49:45 +0000
commit2c3c1048746a4622d8c89a29670120dc8fab93c4 (patch)
tree848558de17fb3008cdf4d861b01ac7781903ce39 /drivers/net/wireless/ath/ath9k/htc.h
parentInitial commit. (diff)
downloadlinux-2c3c1048746a4622d8c89a29670120dc8fab93c4.tar.xz
linux-2c3c1048746a4622d8c89a29670120dc8fab93c4.zip
Adding upstream version 6.1.76.upstream/6.1.76
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'drivers/net/wireless/ath/ath9k/htc.h')
-rw-r--r--drivers/net/wireless/ath/ath9k/htc.h653
1 files changed, 653 insertions, 0 deletions
diff --git a/drivers/net/wireless/ath/ath9k/htc.h b/drivers/net/wireless/ath/ath9k/htc.h
new file mode 100644
index 000000000..237f4ec2c
--- /dev/null
+++ b/drivers/net/wireless/ath/ath9k/htc.h
@@ -0,0 +1,653 @@
+/*
+ * Copyright (c) 2010-2011 Atheros Communications Inc.
+ *
+ * Permission to use, copy, modify, and/or distribute this software for any
+ * purpose with or without fee is hereby granted, provided that the above
+ * copyright notice and this permission notice appear in all copies.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+ * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+ * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
+ * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+ * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
+ * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
+ * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+ */
+
+#ifndef HTC_H
+#define HTC_H
+
+#include <linux/module.h>
+#include <linux/usb.h>
+#include <linux/firmware.h>
+#include <linux/skbuff.h>
+#include <linux/netdevice.h>
+#include <linux/etherdevice.h>
+#include <linux/leds.h>
+#include <linux/slab.h>
+#include <net/mac80211.h>
+
+#include "common.h"
+#include "htc_hst.h"
+#include "hif_usb.h"
+#include "wmi.h"
+
+#define ATH_STA_SHORT_CALINTERVAL 1000 /* 1 second */
+#define ATH_AP_SHORT_CALINTERVAL 100 /* 100 ms */
+#define ATH_ANI_POLLINTERVAL 100 /* 100 ms */
+#define ATH_LONG_CALINTERVAL 30000 /* 30 seconds */
+#define ATH_RESTART_CALINTERVAL 1200000 /* 20 minutes */
+
+#define ATH_DEFAULT_BMISS_LIMIT 10
+#define TSF_TO_TU(_h, _l) \
+ ((((u32)(_h)) << 22) | (((u32)(_l)) >> 10))
+
+extern struct ieee80211_ops ath9k_htc_ops;
+extern int htc_modparam_nohwcrypt;
+#ifdef CONFIG_MAC80211_LEDS
+extern int ath9k_htc_led_blink;
+#endif
+
+enum htc_phymode {
+ HTC_MODE_11NA = 0,
+ HTC_MODE_11NG = 1
+};
+
+enum htc_opmode {
+ HTC_M_STA = 1,
+ HTC_M_IBSS = 0,
+ HTC_M_AHDEMO = 3,
+ HTC_M_HOSTAP = 6,
+ HTC_M_MONITOR = 8,
+ HTC_M_WDS = 2
+};
+
+#define ATH9K_HTC_AMPDU 1
+#define ATH9K_HTC_NORMAL 2
+#define ATH9K_HTC_BEACON 3
+#define ATH9K_HTC_MGMT 4
+
+#define ATH9K_HTC_TX_CTSONLY 0x1
+#define ATH9K_HTC_TX_RTSCTS 0x2
+
+struct tx_frame_hdr {
+ u8 data_type;
+ u8 node_idx;
+ u8 vif_idx;
+ u8 tidno;
+ __be32 flags; /* ATH9K_HTC_TX_* */
+ u8 key_type;
+ u8 keyix;
+ u8 cookie;
+ u8 pad;
+} __packed;
+
+struct tx_mgmt_hdr {
+ u8 node_idx;
+ u8 vif_idx;
+ u8 tidno;
+ u8 flags;
+ u8 key_type;
+ u8 keyix;
+ u8 cookie;
+ u8 pad;
+} __packed;
+
+struct tx_beacon_header {
+ u8 vif_index;
+ u8 len_changed;
+ u16 rev;
+} __packed;
+
+#define MAX_TX_AMPDU_SUBFRAMES_9271 17
+#define MAX_TX_AMPDU_SUBFRAMES_7010 22
+
+struct ath9k_htc_cap_target {
+ __be32 ampdu_limit;
+ u8 ampdu_subframes;
+ u8 enable_coex;
+ u8 tx_chainmask;
+ u8 pad;
+} __packed;
+
+struct ath9k_htc_target_vif {
+ u8 index;
+ u8 opmode;
+ u8 myaddr[ETH_ALEN];
+ u8 ath_cap;
+ __be16 rtsthreshold;
+ u8 pad;
+} __packed;
+
+struct ath9k_htc_target_sta {
+ u8 macaddr[ETH_ALEN];
+ u8 bssid[ETH_ALEN];
+ u8 sta_index;
+ u8 vif_index;
+ u8 is_vif_sta;
+ __be16 flags;
+ __be16 htcap;
+ __be16 maxampdu;
+ u8 pad;
+} __packed;
+
+struct ath9k_htc_target_aggr {
+ u8 sta_index;
+ u8 tidno;
+ u8 aggr_enable;
+ u8 padding;
+} __packed;
+
+#define ATH_HTC_RATE_MAX 30
+
+#define WLAN_RC_DS_FLAG 0x01
+#define WLAN_RC_40_FLAG 0x02
+#define WLAN_RC_SGI_FLAG 0x04
+#define WLAN_RC_HT_FLAG 0x08
+#define ATH_RC_TX_STBC_FLAG 0x20
+
+struct ath9k_htc_rateset {
+ u8 rs_nrates;
+ u8 rs_rates[ATH_HTC_RATE_MAX];
+};
+
+struct ath9k_htc_rate {
+ struct ath9k_htc_rateset legacy_rates;
+ struct ath9k_htc_rateset ht_rates;
+} __packed;
+
+struct ath9k_htc_target_rate {
+ u8 sta_index;
+ u8 isnew;
+ __be32 capflags;
+ struct ath9k_htc_rate rates;
+};
+
+struct ath9k_htc_target_rate_mask {
+ u8 vif_index;
+ u8 band;
+ __be32 mask;
+ u16 pad;
+} __packed;
+
+struct ath9k_htc_target_int_stats {
+ __be32 rx;
+ __be32 rxorn;
+ __be32 rxeol;
+ __be32 txurn;
+ __be32 txto;
+ __be32 cst;
+} __packed;
+
+struct ath9k_htc_target_tx_stats {
+ __be32 xretries;
+ __be32 fifoerr;
+ __be32 filtered;
+ __be32 timer_exp;
+ __be32 shortretries;
+ __be32 longretries;
+ __be32 qnull;
+ __be32 encap_fail;
+ __be32 nobuf;
+} __packed;
+
+struct ath9k_htc_target_rx_stats {
+ __be32 nobuf;
+ __be32 host_send;
+ __be32 host_done;
+} __packed;
+
+#define ATH9K_HTC_MAX_VIF 2
+#define ATH9K_HTC_MAX_BCN_VIF 2
+
+#define INC_VIF(_priv, _type) do { \
+ switch (_type) { \
+ case NL80211_IFTYPE_STATION: \
+ _priv->num_sta_vif++; \
+ break; \
+ case NL80211_IFTYPE_ADHOC: \
+ _priv->num_ibss_vif++; \
+ break; \
+ case NL80211_IFTYPE_AP: \
+ _priv->num_ap_vif++; \
+ break; \
+ case NL80211_IFTYPE_MESH_POINT: \
+ _priv->num_mbss_vif++; \
+ break; \
+ default: \
+ break; \
+ } \
+ } while (0)
+
+#define DEC_VIF(_priv, _type) do { \
+ switch (_type) { \
+ case NL80211_IFTYPE_STATION: \
+ _priv->num_sta_vif--; \
+ break; \
+ case NL80211_IFTYPE_ADHOC: \
+ _priv->num_ibss_vif--; \
+ break; \
+ case NL80211_IFTYPE_AP: \
+ _priv->num_ap_vif--; \
+ break; \
+ case NL80211_IFTYPE_MESH_POINT: \
+ _priv->num_mbss_vif--; \
+ break; \
+ default: \
+ break; \
+ } \
+ } while (0)
+
+struct ath9k_htc_vif {
+ u8 index;
+ u16 seq_no;
+ bool beacon_configured;
+ int bslot;
+ __le64 tsfadjust;
+};
+
+struct ath9k_vif_iter_data {
+ const u8 *hw_macaddr;
+ u8 mask[ETH_ALEN];
+};
+
+#define ATH9K_HTC_MAX_STA 8
+#define ATH9K_HTC_MAX_TID 8
+
+enum tid_aggr_state {
+ AGGR_STOP = 0,
+ AGGR_PROGRESS,
+ AGGR_START,
+ AGGR_OPERATIONAL
+};
+
+struct ath9k_htc_sta {
+ u8 index;
+ enum tid_aggr_state tid_state[ATH9K_HTC_MAX_TID];
+ struct work_struct rc_update_work;
+ struct ath9k_htc_priv *htc_priv;
+};
+
+#define ATH9K_HTC_RXBUF 256
+#define HTC_RX_FRAME_HEADER_SIZE 40
+
+struct ath9k_htc_rxbuf {
+ bool in_process;
+ struct sk_buff *skb;
+ struct ath_htc_rx_status rxstatus;
+ struct list_head list;
+};
+
+struct ath9k_htc_rx {
+ struct list_head rxbuf;
+ spinlock_t rxbuflock;
+ bool initialized;
+};
+
+#define ATH9K_HTC_TX_CLEANUP_INTERVAL 50 /* ms */
+#define ATH9K_HTC_TX_TIMEOUT_INTERVAL 3000 /* ms */
+#define ATH9K_HTC_TX_RESERVE 10
+#define ATH9K_HTC_TX_TIMEOUT_COUNT 40
+#define ATH9K_HTC_TX_THRESHOLD (MAX_TX_BUF_NUM - ATH9K_HTC_TX_RESERVE)
+
+#define ATH9K_HTC_OP_TX_QUEUES_STOP BIT(0)
+#define ATH9K_HTC_OP_TX_DRAIN BIT(1)
+
+struct ath9k_htc_tx {
+ u8 flags;
+ int queued_cnt;
+ struct sk_buff_head mgmt_ep_queue;
+ struct sk_buff_head cab_ep_queue;
+ struct sk_buff_head data_be_queue;
+ struct sk_buff_head data_bk_queue;
+ struct sk_buff_head data_vi_queue;
+ struct sk_buff_head data_vo_queue;
+ struct sk_buff_head tx_failed;
+ DECLARE_BITMAP(tx_slot, MAX_TX_BUF_NUM);
+ struct timer_list cleanup_timer;
+ spinlock_t tx_lock;
+ bool initialized;
+};
+
+struct ath9k_htc_tx_ctl {
+ u8 type; /* ATH9K_HTC_* */
+ u8 epid;
+ u8 txok;
+ u8 sta_idx;
+ unsigned long timestamp;
+};
+
+static inline struct ath9k_htc_tx_ctl *HTC_SKB_CB(struct sk_buff *skb)
+{
+ struct ieee80211_tx_info *tx_info = IEEE80211_SKB_CB(skb);
+
+ BUILD_BUG_ON(sizeof(struct ath9k_htc_tx_ctl) >
+ IEEE80211_TX_INFO_DRIVER_DATA_SIZE);
+ return (struct ath9k_htc_tx_ctl *) &tx_info->driver_data;
+}
+
+#ifdef CONFIG_ATH9K_HTC_DEBUGFS
+#define __STAT_SAFE(hif_dev, expr) do { ((hif_dev)->htc_handle->drv_priv ? (expr) : 0); } while (0)
+#define CAB_STAT_INC(priv) do { ((priv)->debug.tx_stats.cab_queued++); } while (0)
+#define TX_QSTAT_INC(priv, q) do { ((priv)->debug.tx_stats.queue_stats[q]++); } while (0)
+
+#define TX_STAT_INC(hif_dev, c) \
+ __STAT_SAFE((hif_dev), (hif_dev)->htc_handle->drv_priv->debug.tx_stats.c++)
+#define TX_STAT_ADD(hif_dev, c, a) \
+ __STAT_SAFE((hif_dev), (hif_dev)->htc_handle->drv_priv->debug.tx_stats.c += a)
+#define RX_STAT_INC(hif_dev, c) \
+ __STAT_SAFE((hif_dev), (hif_dev)->htc_handle->drv_priv->debug.skbrx_stats.c++)
+#define RX_STAT_ADD(hif_dev, c, a) \
+ __STAT_SAFE((hif_dev), (hif_dev)->htc_handle->drv_priv->debug.skbrx_stats.c += a)
+
+void ath9k_htc_err_stat_rx(struct ath9k_htc_priv *priv,
+ struct ath_rx_status *rs);
+
+struct ath_tx_stats {
+ u32 buf_queued;
+ u32 buf_completed;
+ u32 skb_queued;
+ u32 skb_success;
+ u32 skb_success_bytes;
+ u32 skb_failed;
+ u32 cab_queued;
+ u32 queue_stats[IEEE80211_NUM_ACS];
+};
+
+struct ath_skbrx_stats {
+ u32 skb_allocated;
+ u32 skb_completed;
+ u32 skb_completed_bytes;
+ u32 skb_dropped;
+};
+
+struct ath9k_debug {
+ struct dentry *debugfs_phy;
+ struct ath_tx_stats tx_stats;
+ struct ath_rx_stats rx_stats;
+ struct ath_skbrx_stats skbrx_stats;
+};
+
+void ath9k_htc_get_et_strings(struct ieee80211_hw *hw,
+ struct ieee80211_vif *vif,
+ u32 sset, u8 *data);
+int ath9k_htc_get_et_sset_count(struct ieee80211_hw *hw,
+ struct ieee80211_vif *vif, int sset);
+void ath9k_htc_get_et_stats(struct ieee80211_hw *hw,
+ struct ieee80211_vif *vif,
+ struct ethtool_stats *stats, u64 *data);
+#else
+
+#define TX_STAT_INC(hif_dev, c) do { } while (0)
+#define TX_STAT_ADD(hif_dev, c, a) do { } while (0)
+#define RX_STAT_INC(hif_dev, c) do { } while (0)
+#define RX_STAT_ADD(hif_dev, c, a) do { } while (0)
+
+#define CAB_STAT_INC(priv)
+#define TX_QSTAT_INC(priv, c)
+
+static inline void ath9k_htc_err_stat_rx(struct ath9k_htc_priv *priv,
+ struct ath_rx_status *rs)
+{
+}
+
+#endif /* CONFIG_ATH9K_HTC_DEBUGFS */
+
+#define ATH_LED_PIN_DEF 1
+#define ATH_LED_PIN_9287 10
+#define ATH_LED_PIN_9271 15
+#define ATH_LED_PIN_7010 12
+
+#define BSTUCK_THRESHOLD 10
+
+/*
+ * Adjust these when the max. no of beaconing interfaces is
+ * increased.
+ */
+#define DEFAULT_SWBA_RESPONSE 40 /* in TUs */
+#define MIN_SWBA_RESPONSE 10 /* in TUs */
+
+struct htc_beacon {
+ enum {
+ OK, /* no change needed */
+ UPDATE, /* update pending */
+ COMMIT /* beacon sent, commit change */
+ } updateslot; /* slot time update fsm */
+
+ struct ieee80211_vif *bslot[ATH9K_HTC_MAX_BCN_VIF];
+ u32 bmisscnt;
+ u32 beaconq;
+ int slottime;
+ int slotupdate;
+};
+
+struct ath_btcoex {
+ u32 bt_priority_cnt;
+ unsigned long bt_priority_time;
+ int bt_stomp_type; /* Types of BT stomping */
+ u32 btcoex_no_stomp;
+ u32 btcoex_period;
+ u32 btscan_no_stomp;
+};
+
+#ifdef CONFIG_ATH9K_BTCOEX_SUPPORT
+void ath9k_htc_init_btcoex(struct ath9k_htc_priv *priv, char *product);
+void ath9k_htc_start_btcoex(struct ath9k_htc_priv *priv);
+void ath9k_htc_stop_btcoex(struct ath9k_htc_priv *priv);
+#else
+static inline void ath9k_htc_init_btcoex(struct ath9k_htc_priv *priv, char *product)
+{
+}
+static inline void ath9k_htc_start_btcoex(struct ath9k_htc_priv *priv)
+{
+}
+static inline void ath9k_htc_stop_btcoex(struct ath9k_htc_priv *priv)
+{
+}
+#endif /* CONFIG_ATH9K_BTCOEX_SUPPORT */
+
+#define OP_BT_PRIORITY_DETECTED 3
+#define OP_BT_SCAN 4
+#define OP_TSF_RESET 6
+
+enum htc_op_flags {
+ HTC_FWFLAG_NO_RMW,
+};
+
+struct ath9k_htc_priv {
+ struct device *dev;
+ struct ieee80211_hw *hw;
+ struct ath_hw *ah;
+ struct htc_target *htc;
+ struct wmi *wmi;
+
+ u16 fw_version_major;
+ u16 fw_version_minor;
+
+ enum htc_endpoint_id wmi_cmd_ep;
+ enum htc_endpoint_id beacon_ep;
+ enum htc_endpoint_id cab_ep;
+ enum htc_endpoint_id uapsd_ep;
+ enum htc_endpoint_id mgmt_ep;
+ enum htc_endpoint_id data_be_ep;
+ enum htc_endpoint_id data_bk_ep;
+ enum htc_endpoint_id data_vi_ep;
+ enum htc_endpoint_id data_vo_ep;
+
+ u8 vif_slot;
+ u8 mon_vif_idx;
+ u8 sta_slot;
+ u8 vif_sta_pos[ATH9K_HTC_MAX_VIF];
+ u8 num_ibss_vif;
+ u8 num_mbss_vif;
+ u8 num_sta_vif;
+ u8 num_sta_assoc_vif;
+ u8 num_ap_vif;
+
+ u16 curtxpow;
+ u16 txpowlimit;
+ u16 nvifs;
+ u16 nstations;
+ bool rearm_ani;
+ bool reconfig_beacon;
+ unsigned int rxfilter;
+ unsigned long op_flags;
+ unsigned long fw_flags;
+
+ struct ath9k_hw_cal_data caldata;
+ struct ath_spec_scan_priv spec_priv;
+
+ spinlock_t beacon_lock;
+ struct ath_beacon_config cur_beacon_conf;
+ struct htc_beacon beacon;
+
+ struct ath9k_htc_rx rx;
+ struct ath9k_htc_tx tx;
+
+ struct tasklet_struct swba_tasklet;
+ struct tasklet_struct rx_tasklet;
+ struct delayed_work ani_work;
+ struct tasklet_struct tx_failed_tasklet;
+ struct work_struct ps_work;
+ struct work_struct fatal_work;
+
+ struct mutex htc_pm_lock;
+ unsigned long ps_usecount;
+ bool ps_enabled;
+ bool ps_idle;
+
+#ifdef CONFIG_MAC80211_LEDS
+ enum led_brightness brightness;
+ bool led_registered;
+ char led_name[32];
+ struct led_classdev led_cdev;
+ struct work_struct led_work;
+#endif
+
+ int cabq;
+ int hwq_map[IEEE80211_NUM_ACS];
+
+#ifdef CONFIG_ATH9K_BTCOEX_SUPPORT
+ struct ath_btcoex btcoex;
+#endif
+
+ struct delayed_work coex_period_work;
+ struct delayed_work duty_cycle_work;
+#ifdef CONFIG_ATH9K_HTC_DEBUGFS
+ struct ath9k_debug debug;
+#endif
+ struct mutex mutex;
+ struct ieee80211_vif *csa_vif;
+};
+
+static inline void ath_read_cachesize(struct ath_common *common, int *csz)
+{
+ common->bus_ops->read_cachesize(common, csz);
+}
+
+void ath9k_htc_reset(struct ath9k_htc_priv *priv);
+
+void ath9k_htc_assign_bslot(struct ath9k_htc_priv *priv,
+ struct ieee80211_vif *vif);
+void ath9k_htc_remove_bslot(struct ath9k_htc_priv *priv,
+ struct ieee80211_vif *vif);
+void ath9k_htc_set_tsfadjust(struct ath9k_htc_priv *priv,
+ struct ieee80211_vif *vif);
+void ath9k_htc_beaconq_config(struct ath9k_htc_priv *priv);
+void ath9k_htc_beacon_config(struct ath9k_htc_priv *priv,
+ struct ieee80211_vif *vif);
+void ath9k_htc_beacon_reconfig(struct ath9k_htc_priv *priv);
+void ath9k_htc_swba(struct ath9k_htc_priv *priv,
+ struct wmi_event_swba *swba);
+
+void ath9k_htc_rxep(void *priv, struct sk_buff *skb,
+ enum htc_endpoint_id ep_id);
+void ath9k_htc_txep(void *priv, struct sk_buff *skb, enum htc_endpoint_id ep_id,
+ bool txok);
+void ath9k_htc_beaconep(void *drv_priv, struct sk_buff *skb,
+ enum htc_endpoint_id ep_id, bool txok);
+
+int ath9k_htc_update_cap_target(struct ath9k_htc_priv *priv,
+ u8 enable_coex);
+void ath9k_htc_ani_work(struct work_struct *work);
+void ath9k_htc_start_ani(struct ath9k_htc_priv *priv);
+void ath9k_htc_stop_ani(struct ath9k_htc_priv *priv);
+
+int ath9k_tx_init(struct ath9k_htc_priv *priv);
+int ath9k_htc_tx_start(struct ath9k_htc_priv *priv,
+ struct ieee80211_sta *sta,
+ struct sk_buff *skb, u8 slot, bool is_cab);
+void ath9k_tx_cleanup(struct ath9k_htc_priv *priv);
+bool ath9k_htc_txq_setup(struct ath9k_htc_priv *priv, int subtype);
+int ath9k_htc_cabq_setup(struct ath9k_htc_priv *priv);
+int get_hw_qnum(u16 queue, int *hwq_map);
+int ath_htc_txq_update(struct ath9k_htc_priv *priv, int qnum,
+ struct ath9k_tx_queue_info *qinfo);
+void ath9k_htc_check_stop_queues(struct ath9k_htc_priv *priv);
+void ath9k_htc_check_wake_queues(struct ath9k_htc_priv *priv);
+int ath9k_htc_tx_get_slot(struct ath9k_htc_priv *priv);
+void ath9k_htc_tx_clear_slot(struct ath9k_htc_priv *priv, int slot);
+void ath9k_htc_tx_drain(struct ath9k_htc_priv *priv);
+void ath9k_htc_txstatus(struct ath9k_htc_priv *priv, void *wmi_event);
+void ath9k_tx_failed_tasklet(struct tasklet_struct *t);
+void ath9k_htc_tx_cleanup_timer(struct timer_list *t);
+bool ath9k_htc_csa_is_finished(struct ath9k_htc_priv *priv);
+
+int ath9k_rx_init(struct ath9k_htc_priv *priv);
+void ath9k_rx_cleanup(struct ath9k_htc_priv *priv);
+void ath9k_host_rx_init(struct ath9k_htc_priv *priv);
+void ath9k_rx_tasklet(struct tasklet_struct *t);
+u32 ath9k_htc_calcrxfilter(struct ath9k_htc_priv *priv);
+
+void ath9k_htc_ps_wakeup(struct ath9k_htc_priv *priv);
+void ath9k_htc_ps_restore(struct ath9k_htc_priv *priv);
+void ath9k_ps_work(struct work_struct *work);
+bool ath9k_htc_setpower(struct ath9k_htc_priv *priv,
+ enum ath9k_power_mode mode);
+
+void ath9k_start_rfkill_poll(struct ath9k_htc_priv *priv);
+void ath9k_htc_rfkill_poll_state(struct ieee80211_hw *hw);
+
+struct base_eep_header *ath9k_htc_get_eeprom_base(struct ath9k_htc_priv *priv);
+
+#ifdef CONFIG_MAC80211_LEDS
+void ath9k_configure_leds(struct ath9k_htc_priv *priv);
+void ath9k_init_leds(struct ath9k_htc_priv *priv);
+void ath9k_deinit_leds(struct ath9k_htc_priv *priv);
+void ath9k_led_work(struct work_struct *work);
+#else
+static inline void ath9k_configure_leds(struct ath9k_htc_priv *priv)
+{
+}
+
+static inline void ath9k_init_leds(struct ath9k_htc_priv *priv)
+{
+}
+
+static inline void ath9k_deinit_leds(struct ath9k_htc_priv *priv)
+{
+}
+
+static inline void ath9k_led_work(struct work_struct *work)
+{
+}
+#endif
+
+int ath9k_htc_probe_device(struct htc_target *htc_handle, struct device *dev,
+ u16 devid, char *product, u32 drv_info);
+void ath9k_htc_disconnect_device(struct htc_target *htc_handle, bool hotunplug);
+#ifdef CONFIG_PM
+void ath9k_htc_suspend(struct htc_target *htc_handle);
+int ath9k_htc_resume(struct htc_target *htc_handle);
+#endif
+#ifdef CONFIG_ATH9K_HTC_DEBUGFS
+int ath9k_htc_init_debug(struct ath_hw *ah);
+void ath9k_htc_deinit_debug(struct ath9k_htc_priv *priv);
+#else
+static inline int ath9k_htc_init_debug(struct ath_hw *ah) { return 0; };
+static inline void ath9k_htc_deinit_debug(struct ath9k_htc_priv *priv)
+{
+}
+#endif /* CONFIG_ATH9K_HTC_DEBUGFS */
+
+#endif /* HTC_H */