core.h 18.5 KB
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/*
 * Copyright (c) 2005-2011 Atheros Communications Inc.
 * Copyright (c) 2011-2013 Qualcomm Atheros, 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 _CORE_H_
#define _CORE_H_

#include <linux/completion.h>
#include <linux/if_ether.h>
#include <linux/types.h>
#include <linux/pci.h>
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#include <linux/uuid.h>
#include <linux/time.h>
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#include "htt.h"
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#include "htc.h"
#include "hw.h"
#include "targaddrs.h"
#include "wmi.h"
#include "../ath.h"
#include "../regd.h"
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#include "../dfs_pattern_detector.h"
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#include "spectral.h"
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#include "thermal.h"
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#include "wow.h"
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#include "swap.h"
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#define MS(_v, _f) (((_v) & _f##_MASK) >> _f##_LSB)
#define SM(_v, _f) (((_v) << _f##_LSB) & _f##_MASK)
#define WO(_f)      ((_f##_OFFSET) >> 2)

#define ATH10K_SCAN_ID 0
#define WMI_READY_TIMEOUT (5 * HZ)
#define ATH10K_FLUSH_TIMEOUT_HZ (5*HZ)
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#define ATH10K_CONNECTION_LOSS_HZ (3*HZ)
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#define ATH10K_NUM_CHANS 39
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/* Antenna noise floor */
#define ATH10K_DEFAULT_NOISE_FLOOR -95

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#define ATH10K_MAX_NUM_MGMT_PENDING 128
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/* number of failed packets (20 packets with 16 sw reties each) */
#define ATH10K_KICKOUT_THRESHOLD (20 * 16)
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/*
 * Use insanely high numbers to make sure that the firmware implementation
 * won't start, we have the same functionality already in hostapd. Unit
 * is seconds.
 */
#define ATH10K_KEEPALIVE_MIN_IDLE 3747
#define ATH10K_KEEPALIVE_MAX_IDLE 3895
#define ATH10K_KEEPALIVE_MAX_UNRESPONSIVE 3900

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struct ath10k;

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enum ath10k_bus {
	ATH10K_BUS_PCI,
};

static inline const char *ath10k_bus_str(enum ath10k_bus bus)
{
	switch (bus) {
	case ATH10K_BUS_PCI:
		return "pci";
	}

	return "unknown";
}

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struct ath10k_skb_cb {
	dma_addr_t paddr;
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	u8 eid;
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	u8 vdev_id;
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	enum ath10k_hw_txrx_mode txmode;
	bool is_protected;
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	struct {
		u8 tid;
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		u16 freq;
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		bool is_offchan;
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		bool nohwcrypt;
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		struct ath10k_htt_txbuf *txbuf;
		u32 txbuf_paddr;
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	} __packed htt;
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	struct {
		bool dtim_zero;
		bool deliver_cab;
	} bcn;
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} __packed;

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struct ath10k_skb_rxcb {
	dma_addr_t paddr;
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	struct hlist_node hlist;
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};

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static inline struct ath10k_skb_cb *ATH10K_SKB_CB(struct sk_buff *skb)
{
	BUILD_BUG_ON(sizeof(struct ath10k_skb_cb) >
		     IEEE80211_TX_INFO_DRIVER_DATA_SIZE);
	return (struct ath10k_skb_cb *)&IEEE80211_SKB_CB(skb)->driver_data;
}

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static inline struct ath10k_skb_rxcb *ATH10K_SKB_RXCB(struct sk_buff *skb)
{
	BUILD_BUG_ON(sizeof(struct ath10k_skb_rxcb) > sizeof(skb->cb));
	return (struct ath10k_skb_rxcb *)skb->cb;
}

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#define ATH10K_RXCB_SKB(rxcb) \
		container_of((void *)rxcb, struct sk_buff, cb)

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static inline u32 host_interest_item_address(u32 item_offset)
{
	return QCA988X_HOST_INTEREST_ADDRESS + item_offset;
}

struct ath10k_bmi {
	bool done_sent;
};

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struct ath10k_mem_chunk {
	void *vaddr;
	dma_addr_t paddr;
	u32 len;
	u32 req_id;
};

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struct ath10k_wmi {
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	enum ath10k_fw_wmi_op_version op_version;
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	enum ath10k_htc_ep_id eid;
	struct completion service_ready;
	struct completion unified_ready;
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	wait_queue_head_t tx_credits_wq;
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	DECLARE_BITMAP(svc_map, WMI_SERVICE_MAX);
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	struct wmi_cmd_map *cmd;
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	struct wmi_vdev_param_map *vdev_param;
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	struct wmi_pdev_param_map *pdev_param;
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	const struct wmi_ops *ops;
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	u32 num_mem_chunks;
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	u32 rx_decap_mode;
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	struct ath10k_mem_chunk mem_chunks[WMI_MAX_MEM_REQS];
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};

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struct ath10k_fw_stats_peer {
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	struct list_head list;

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	u8 peer_macaddr[ETH_ALEN];
	u32 peer_rssi;
	u32 peer_tx_rate;
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	u32 peer_rx_rate; /* 10x only */
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};

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struct ath10k_fw_stats_vdev {
	struct list_head list;

	u32 vdev_id;
	u32 beacon_snr;
	u32 data_snr;
	u32 num_tx_frames[4];
	u32 num_rx_frames;
	u32 num_tx_frames_retries[4];
	u32 num_tx_frames_failures[4];
	u32 num_rts_fail;
	u32 num_rts_success;
	u32 num_rx_err;
	u32 num_rx_discard;
	u32 num_tx_not_acked;
	u32 tx_rate_history[10];
	u32 beacon_rssi_history[10];
};

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struct ath10k_fw_stats_pdev {
	struct list_head list;

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	/* PDEV stats */
	s32 ch_noise_floor;
	u32 tx_frame_count;
	u32 rx_frame_count;
	u32 rx_clear_count;
	u32 cycle_count;
	u32 phy_err_count;
	u32 chan_tx_power;
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	u32 ack_rx_bad;
	u32 rts_bad;
	u32 rts_good;
	u32 fcs_bad;
	u32 no_beacons;
	u32 mib_int_count;
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	/* PDEV TX stats */
	s32 comp_queued;
	s32 comp_delivered;
	s32 msdu_enqued;
	s32 mpdu_enqued;
	s32 wmm_drop;
	s32 local_enqued;
	s32 local_freed;
	s32 hw_queued;
	s32 hw_reaped;
	s32 underrun;
	s32 tx_abort;
	s32 mpdus_requed;
	u32 tx_ko;
	u32 data_rc;
	u32 self_triggers;
	u32 sw_retry_failure;
	u32 illgl_rate_phy_err;
	u32 pdev_cont_xretry;
	u32 pdev_tx_timeout;
	u32 pdev_resets;
	u32 phy_underrun;
	u32 txop_ovf;

	/* PDEV RX stats */
	s32 mid_ppdu_route_change;
	s32 status_rcvd;
	s32 r0_frags;
	s32 r1_frags;
	s32 r2_frags;
	s32 r3_frags;
	s32 htt_msdus;
	s32 htt_mpdus;
	s32 loc_msdus;
	s32 loc_mpdus;
	s32 oversize_amsdu;
	s32 phy_errs;
	s32 phy_err_drop;
	s32 mpdu_errs;
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};
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struct ath10k_fw_stats {
	struct list_head pdevs;
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	struct list_head vdevs;
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	struct list_head peers;
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};

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struct ath10k_dfs_stats {
	u32 phy_errors;
	u32 pulses_total;
	u32 pulses_detected;
	u32 pulses_discarded;
	u32 radar_detected;
};

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#define ATH10K_MAX_NUM_PEER_IDS (1 << 11) /* htt rx_desc limit */

struct ath10k_peer {
	struct list_head list;
	int vdev_id;
	u8 addr[ETH_ALEN];
	DECLARE_BITMAP(peer_ids, ATH10K_MAX_NUM_PEER_IDS);
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	/* protected by ar->data_lock */
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	struct ieee80211_key_conf *keys[WMI_MAX_KEY_INDEX + 1];
};

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struct ath10k_sta {
	struct ath10k_vif *arvif;

	/* the following are protected by ar->data_lock */
	u32 changed; /* IEEE80211_RC_* */
	u32 bw;
	u32 nss;
	u32 smps;

	struct work_struct update_wk;
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#ifdef CONFIG_MAC80211_DEBUGFS
	/* protected by conf_mutex */
	bool aggr_mode;
#endif
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};

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#define ATH10K_VDEV_SETUP_TIMEOUT_HZ (5*HZ)

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enum ath10k_beacon_state {
	ATH10K_BEACON_SCHEDULED = 0,
	ATH10K_BEACON_SENDING,
	ATH10K_BEACON_SENT,
};

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struct ath10k_vif {
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	struct list_head list;

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	u32 vdev_id;
	enum wmi_vdev_type vdev_type;
	enum wmi_vdev_subtype vdev_subtype;
	u32 beacon_interval;
	u32 dtim_period;
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	struct sk_buff *beacon;
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	/* protected by data_lock */
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	enum ath10k_beacon_state beacon_state;
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	void *beacon_buf;
	dma_addr_t beacon_paddr;
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	unsigned long tx_paused; /* arbitrary values defined by target */
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	struct ath10k *ar;
	struct ieee80211_vif *vif;

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	bool is_started;
	bool is_up;
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	bool spectral_enabled;
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	bool ps;
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	u32 aid;
	u8 bssid[ETH_ALEN];

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	struct ieee80211_key_conf *wep_keys[WMI_MAX_KEY_INDEX + 1];
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	s8 def_wep_key_idx;
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	u16 tx_seq_no;

	union {
		struct {
			u32 uapsd;
		} sta;
		struct {
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			/* 512 stations */
			u8 tim_bitmap[64];
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			u8 tim_len;
			u32 ssid_len;
			u8 ssid[IEEE80211_MAX_SSID_LEN];
			bool hidden_ssid;
			/* P2P_IE with NoA attribute for P2P_GO case */
			u32 noa_len;
			u8 *noa_data;
		} ap;
	} u;
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	bool use_cts_prot;
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	bool nohwcrypt;
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	int num_legacy_stations;
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	int txpower;
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	struct wmi_wmm_params_all_arg wmm_params;
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	struct work_struct ap_csa_work;
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	struct delayed_work connection_loss_work;
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	struct cfg80211_bitrate_mask bitrate_mask;
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};

struct ath10k_vif_iter {
	u32 vdev_id;
	struct ath10k_vif *arvif;
};

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/* used for crash-dump storage, protected by data-lock */
struct ath10k_fw_crash_data {
	bool crashed_since_read;

	uuid_le uuid;
	struct timespec timestamp;
	__le32 registers[REG_DUMP_COUNT_QCA988X];
};

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struct ath10k_debug {
	struct dentry *debugfs_phy;

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	struct ath10k_fw_stats fw_stats;
	struct completion fw_stats_complete;
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	bool fw_stats_done;
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	unsigned long htt_stats_mask;
	struct delayed_work htt_stats_dwork;
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	struct ath10k_dfs_stats dfs_stats;
	struct ath_dfs_pool_stats dfs_pool_stats;
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	/* protected by conf_mutex */
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	u32 fw_dbglog_mask;
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	u32 fw_dbglog_level;
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	u32 pktlog_filter;
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	u32 reg_addr;
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	u32 nf_cal_period;
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	struct ath10k_fw_crash_data *fw_crash_data;
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};

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enum ath10k_state {
	ATH10K_STATE_OFF = 0,
	ATH10K_STATE_ON,
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	/* When doing firmware recovery the device is first powered down.
	 * mac80211 is supposed to call in to start() hook later on. It is
	 * however possible that driver unloading and firmware crash overlap.
	 * mac80211 can wait on conf_mutex in stop() while the device is
	 * stopped in ath10k_core_restart() work holding conf_mutex. The state
	 * RESTARTED means that the device is up and mac80211 has started hw
	 * reconfiguration. Once mac80211 is done with the reconfiguration we
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	 * set the state to STATE_ON in reconfig_complete(). */
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	ATH10K_STATE_RESTARTING,
	ATH10K_STATE_RESTARTED,

	/* The device has crashed while restarting hw. This state is like ON
	 * but commands are blocked in HTC and -ECOMM response is given. This
	 * prevents completion timeouts and makes the driver more responsive to
	 * userspace commands. This is also prevents recursive recovery. */
	ATH10K_STATE_WEDGED,
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	/* factory tests */
	ATH10K_STATE_UTF,
};

enum ath10k_firmware_mode {
	/* the default mode, standard 802.11 functionality */
	ATH10K_FIRMWARE_MODE_NORMAL,

	/* factory tests etc */
	ATH10K_FIRMWARE_MODE_UTF,
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};

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enum ath10k_fw_features {
	/* wmi_mgmt_rx_hdr contains extra RSSI information */
	ATH10K_FW_FEATURE_EXT_WMI_MGMT_RX = 0,

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	/* Firmware from 10X branch. Deprecated, don't use in new code. */
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	ATH10K_FW_FEATURE_WMI_10X = 1,

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	/* firmware support tx frame management over WMI, otherwise it's HTT */
	ATH10K_FW_FEATURE_HAS_WMI_MGMT_TX = 2,

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	/* Firmware does not support P2P */
	ATH10K_FW_FEATURE_NO_P2P = 3,

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	/* Firmware 10.2 feature bit. The ATH10K_FW_FEATURE_WMI_10X feature
	 * bit is required to be set as well. Deprecated, don't use in new
	 * code.
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	 */
	ATH10K_FW_FEATURE_WMI_10_2 = 4,

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	/* Some firmware revisions lack proper multi-interface client powersave
	 * implementation. Enabling PS could result in connection drops,
	 * traffic stalls, etc.
	 */
	ATH10K_FW_FEATURE_MULTI_VIF_PS_SUPPORT = 5,

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	/* Some firmware revisions have an incomplete WoWLAN implementation
	 * despite WMI service bit being advertised. This feature flag is used
	 * to distinguish whether WoWLAN is really supported or not.
	 */
	ATH10K_FW_FEATURE_WOWLAN_SUPPORT = 6,

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	/* Don't trust error code from otp.bin */
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	ATH10K_FW_FEATURE_IGNORE_OTP_RESULT = 7,
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	/* Some firmware revisions pad 4th hw address to 4 byte boundary making
	 * it 8 bytes long in Native Wifi Rx decap.
	 */
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	ATH10K_FW_FEATURE_NO_NWIFI_DECAP_4ADDR_PADDING = 8,
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	/* Firmware supports bypassing PLL setting on init. */
	ATH10K_FW_FEATURE_SUPPORTS_SKIP_CLOCK_INIT = 9,

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	/* Raw mode support. If supported, FW supports receiving and trasmitting
	 * frames in raw mode.
	 */
	ATH10K_FW_FEATURE_RAW_MODE_SUPPORT = 10,

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	/* keep last */
	ATH10K_FW_FEATURE_COUNT,
};

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enum ath10k_dev_flags {
	/* Indicates that ath10k device is during CAC phase of DFS */
	ATH10K_CAC_RUNNING,
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	ATH10K_FLAG_CORE_REGISTERED,
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	/* Device has crashed and needs to restart. This indicates any pending
	 * waiters should immediately cancel instead of waiting for a time out.
	 */
	ATH10K_FLAG_CRASH_FLUSH,
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	/* Use Raw mode instead of native WiFi Tx/Rx encap mode.
	 * Raw mode supports both hardware and software crypto. Native WiFi only
	 * supports hardware crypto.
	 */
	ATH10K_FLAG_RAW_MODE,

	/* Disable HW crypto engine */
	ATH10K_FLAG_HW_CRYPTO_DISABLED,
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};

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enum ath10k_cal_mode {
	ATH10K_CAL_MODE_FILE,
	ATH10K_CAL_MODE_OTP,
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	ATH10K_CAL_MODE_DT,
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};

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enum ath10k_crypt_mode {
	/* Only use hardware crypto engine */
	ATH10K_CRYPT_MODE_HW,
	/* Only use software crypto engine */
	ATH10K_CRYPT_MODE_SW,
};

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static inline const char *ath10k_cal_mode_str(enum ath10k_cal_mode mode)
{
	switch (mode) {
	case ATH10K_CAL_MODE_FILE:
		return "file";
	case ATH10K_CAL_MODE_OTP:
		return "otp";
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	case ATH10K_CAL_MODE_DT:
		return "dt";
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	}

	return "unknown";
}

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enum ath10k_scan_state {
	ATH10K_SCAN_IDLE,
	ATH10K_SCAN_STARTING,
	ATH10K_SCAN_RUNNING,
	ATH10K_SCAN_ABORTING,
};

static inline const char *ath10k_scan_state_str(enum ath10k_scan_state state)
{
	switch (state) {
	case ATH10K_SCAN_IDLE:
		return "idle";
	case ATH10K_SCAN_STARTING:
		return "starting";
	case ATH10K_SCAN_RUNNING:
		return "running";
	case ATH10K_SCAN_ABORTING:
		return "aborting";
	}

	return "unknown";
}

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enum ath10k_tx_pause_reason {
	ATH10K_TX_PAUSE_Q_FULL,
	ATH10K_TX_PAUSE_MAX,
};

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struct ath10k {
	struct ath_common ath_common;
	struct ieee80211_hw *hw;
	struct device *dev;
	u8 mac_addr[ETH_ALEN];

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	enum ath10k_hw_rev hw_rev;
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	u16 dev_id;
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	u32 chip_id;
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	u32 target_version;
	u8 fw_version_major;
	u32 fw_version_minor;
	u16 fw_version_release;
	u16 fw_version_build;
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	u32 fw_stats_req_mask;
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	u32 phy_capability;
	u32 hw_min_tx_power;
	u32 hw_max_tx_power;
	u32 ht_cap_info;
	u32 vht_cap_info;
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	u32 num_rf_chains;
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	u32 max_spatial_stream;
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	/* protected by conf_mutex */
	bool ani_enabled;
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	DECLARE_BITMAP(fw_features, ATH10K_FW_FEATURE_COUNT);

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	bool p2p;

	struct {
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		enum ath10k_bus bus;
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		const struct ath10k_hif_ops *ops;
	} hif;

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	struct completion target_suspend;
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	const struct ath10k_hw_regs *regs;
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	const struct ath10k_hw_values *hw_values;
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	struct ath10k_bmi bmi;
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	struct ath10k_wmi wmi;
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	struct ath10k_htc htc;
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	struct ath10k_htt htt;
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	struct ath10k_hw_params {
		u32 id;
		const char *name;
		u32 patch_load_addr;
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		int uart_pin;
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		u32 otp_exe_param;
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		/* This is true if given HW chip has a quirky Cycle Counter
		 * wraparound which resets to 0x7fffffff instead of 0. All
		 * other CC related counters (e.g. Rx Clear Count) are divided
		 * by 2 so they never wraparound themselves.
		 */
		bool has_shifted_cc_wraparound;

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		/* Some of chip expects fragment descriptor to be continuous
		 * memory for any TX operation. Set continuous_frag_desc flag
		 * for the hardware which have such requirement.
		 */
		bool continuous_frag_desc;

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		u32 channel_counters_freq_hz;

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		struct ath10k_hw_params_fw {
			const char *dir;
			const char *fw;
			const char *otp;
			const char *board;
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			size_t board_size;
			size_t board_ext_size;
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		} fw;
	} hw_params;

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	const struct firmware *board;
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	const void *board_data;
	size_t board_len;

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	const struct firmware *otp;
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	const void *otp_data;
	size_t otp_len;

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	const struct firmware *firmware;
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	const void *firmware_data;
	size_t firmware_len;
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	const struct firmware *cal_file;

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	struct {
		const void *firmware_codeswap_data;
		size_t firmware_codeswap_len;
		struct ath10k_swap_code_seg_info *firmware_swap_code_seg_info;
	} swap;

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	char spec_board_id[100];
	bool spec_board_loaded;

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	int fw_api;
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	enum ath10k_cal_mode cal_mode;
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	struct {
		struct completion started;
		struct completion completed;
		struct completion on_channel;
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		struct delayed_work timeout;
		enum ath10k_scan_state state;
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		bool is_roc;
		int vdev_id;
		int roc_freq;
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		bool roc_notify;
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	} scan;

	struct {
		struct ieee80211_supported_band sbands[IEEE80211_NUM_BANDS];
	} mac;

	/* should never be NULL; needed for regular htt rx */
	struct ieee80211_channel *rx_channel;

	/* valid during scan; needed for mgmt rx during scan */
	struct ieee80211_channel *scan_channel;

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	/* current operating channel definition */
	struct cfg80211_chan_def chandef;

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	unsigned long long free_vdev_map;
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	struct ath10k_vif *monitor_arvif;
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	bool monitor;
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	int monitor_vdev_id;
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	bool monitor_started;
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	unsigned int filter_flags;
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	unsigned long dev_flags;
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	u32 dfs_block_radar_events;
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	/* protected by conf_mutex */
	bool radar_enabled;
	int num_started_vdevs;

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	/* Protected by conf-mutex */
	u8 supp_tx_chainmask;
	u8 supp_rx_chainmask;
	u8 cfg_tx_chainmask;
	u8 cfg_rx_chainmask;

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	struct completion install_key_done;

	struct completion vdev_setup_done;

	struct workqueue_struct *workqueue;
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	/* Auxiliary workqueue */
	struct workqueue_struct *workqueue_aux;
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	/* prevents concurrent FW reconfiguration */
	struct mutex conf_mutex;

	/* protects shared structure data */
	spinlock_t data_lock;

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	struct list_head arvifs;
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	struct list_head peers;
	wait_queue_head_t peer_mapping_wq;

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	/* protected by conf_mutex */
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	int num_peers;
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	int num_stations;

	int max_num_peers;
	int max_num_stations;
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	int max_num_vdevs;
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	int max_num_tdls_vdevs;
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	int num_active_peers;
	int num_tids;
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	struct work_struct svc_rdy_work;
	struct sk_buff *svc_rdy_skb;

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	struct work_struct offchan_tx_work;
	struct sk_buff_head offchan_tx_queue;
	struct completion offchan_tx_completed;
	struct sk_buff *offchan_tx_skb;

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	struct work_struct wmi_mgmt_tx_work;
	struct sk_buff_head wmi_mgmt_tx_queue;

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	enum ath10k_state state;

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	struct work_struct register_work;
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	struct work_struct restart_work;

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	/* cycle count is reported twice for each visited channel during scan.
	 * access protected by data_lock */
	u32 survey_last_rx_clear_count;
	u32 survey_last_cycle_count;
	struct survey_info survey[ATH10K_NUM_CHANS];

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	/* Channel info events are expected to come in pairs without and with
	 * COMPLETE flag set respectively for each channel visit during scan.
	 *
	 * However there are deviations from this rule. This flag is used to
	 * avoid reporting garbage data.
	 */
	bool ch_info_can_report_survey;

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	struct dfs_pattern_detector *dfs_detector;

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	unsigned long tx_paused; /* see ATH10K_TX_PAUSE_ */

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#ifdef CONFIG_ATH10K_DEBUGFS
	struct ath10k_debug debug;
#endif
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	struct {
		/* relay(fs) channel for spectral scan */
		struct rchan *rfs_chan_spec_scan;

		/* spectral_mode and spec_config are protected by conf_mutex */
		enum ath10k_spectral_mode mode;
		struct ath10k_spec_scan config;
	} spectral;
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	struct {
		/* protected by conf_mutex */
		const struct firmware *utf;
		DECLARE_BITMAP(orig_fw_features, ATH10K_FW_FEATURE_COUNT);
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		enum ath10k_fw_wmi_op_version orig_wmi_op_version;
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		/* protected by data_lock */
		bool utf_monitor;
	} testmode;

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	struct {
		/* protected by data_lock */
		u32 fw_crash_counter;
		u32 fw_warm_reset_counter;
		u32 fw_cold_reset_counter;
	} stats;

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	struct ath10k_thermal thermal;
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	struct ath10k_wow wow;
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	/* must be last */
	u8 drv_priv[0] __aligned(sizeof(void *));
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};

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struct ath10k *ath10k_core_create(size_t priv_size, struct device *dev,
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				  enum ath10k_bus bus,
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				  enum ath10k_hw_rev hw_rev,
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				  const struct ath10k_hif_ops *hif_ops);
void ath10k_core_destroy(struct ath10k *ar);
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void ath10k_core_get_fw_features_str(struct ath10k *ar,
				     char *buf,
				     size_t max_len);
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int ath10k_core_start(struct ath10k *ar, enum ath10k_firmware_mode mode);
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int ath10k_wait_for_suspend(struct ath10k *ar, u32 suspend_opt);
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void ath10k_core_stop(struct ath10k *ar);
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int ath10k_core_register(struct ath10k *ar, u32 chip_id);
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void ath10k_core_unregister(struct ath10k *ar);

#endif /* _CORE_H_ */