[deliverable/linux.git] / drivers / net / wireless / iwmc3200wifi / iwm.h

/*
 * Intel Wireless Multicomm 3200 WiFi driver
 *
 * Copyright (C) 2009 Intel Corporation. All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 *
 *   * Redistributions of source code must retain the above copyright
 *     notice, this list of conditions and the following disclaimer.
 *   * Redistributions in binary form must reproduce the above copyright
 *     notice, this list of conditions and the following disclaimer in
 *     the documentation and/or other materials provided with the
 *     distribution.
 *   * Neither the name of Intel Corporation nor the names of its
 *     contributors may be used to endorse or promote products derived
 *     from this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 *
 *
 * Intel Corporation <ilw@linux.intel.com>
 * Samuel Ortiz <samuel.ortiz@intel.com>
 * Zhu Yi <yi.zhu@intel.com>
 *
 */

#ifndef __IWM_H__
#define __IWM_H__

#include <linux/netdevice.h>
#include <linux/wireless.h>
#include <net/cfg80211.h>

#include "debug.h"
#include "hal.h"
#include "umac.h"
#include "lmac.h"
#include "eeprom.h"

#define IWM_COPYRIGHT "Copyright(c) 2009 Intel Corporation"
#define IWM_AUTHOR "<ilw@linux.intel.com>"

#define IWM_SRC_LMAC	UMAC_HDI_IN_SOURCE_FHRX
#define IWM_SRC_UDMA	UMAC_HDI_IN_SOURCE_UDMA
#define IWM_SRC_UMAC	UMAC_HDI_IN_SOURCE_FW
#define IWM_SRC_NUM	3

#define IWM_POWER_INDEX_MIN	0
#define IWM_POWER_INDEX_MAX	5
#define IWM_POWER_INDEX_DEFAULT	3

struct iwm_conf {
	u32 sdio_ior_timeout;
	unsigned long calib_map;
	bool reset_on_fatal_err;
	bool auto_connect;
	bool wimax_not_present;
	bool enable_qos;
	u32 mode;

	u32 power_index;
	u32 frag_threshold;
	u32 rts_threshold;
	bool cts_to_self;

	u32 assoc_timeout;
	u32 roam_timeout;
	u32 wireless_mode;
	u32 coexist_mode;

	u8 ibss_band;
	u8 ibss_channel;

	u8 mac_addr[ETH_ALEN];
};

enum {
	COEX_MODE_SA = 1,
	COEX_MODE_XOR,
	COEX_MODE_CM,
	COEX_MODE_MAX,
};

struct iwm_if_ops;
struct iwm_wifi_cmd;

struct pool_entry {
	int id;		/* group id */
	int sid;	/* super group id */
	int min_pages;	/* min capacity in pages */
	int max_pages;	/* max capacity in pages */
	int alloc_pages;	/* allocated # of pages. incresed by driver */
	int total_freed_pages;	/* total freed # of pages. incresed by UMAC */
};

struct spool_entry {
	int id;
	int max_pages;
	int alloc_pages;
};

struct iwm_tx_credit {
	spinlock_t lock;
	int pool_nr;
	unsigned long full_pools_map; /* bitmap for # of filled tx pools */
	struct pool_entry pools[IWM_MACS_OUT_GROUPS];
	struct spool_entry spools[IWM_MACS_OUT_SGROUPS];
};

struct iwm_notif {
	struct list_head pending;
	u32 cmd_id;
	void *cmd;
	u8 src;
	void *buf;
	unsigned long buf_size;
};

struct iwm_sta_info {
	u8 addr[ETH_ALEN];
	bool valid;
	bool qos;
	u8 color;
};

struct iwm_tx_info {
	u8 sta;
	u8 color;
	u8 tid;
};

struct iwm_rx_info {
	unsigned long rx_size;
	unsigned long rx_buf_size;
};

#define IWM_NUM_KEYS 4

struct iwm_umac_key_hdr {
	u8 mac[ETH_ALEN];
	u8 key_idx;
	u8 multicast; /* BCast encrypt & BCast decrypt of frames FROM mac */
} __attribute__ ((packed));

struct iwm_key {
	struct iwm_umac_key_hdr hdr;
	u32 cipher;
	u8 key[WLAN_MAX_KEY_LEN];
	u8 seq[IW_ENCODE_SEQ_MAX_SIZE];
	int key_len;
	int seq_len;
};

#define IWM_RX_ID_HASH  0xff
#define IWM_RX_ID_GET_HASH(id) ((id) % IWM_RX_ID_HASH)

#define IWM_STA_TABLE_NUM	16
#define IWM_TX_LIST_SIZE	64
#define IWM_RX_LIST_SIZE        256

#define IWM_SCAN_ID_MAX 0xff

#define IWM_STATUS_READY		0
#define IWM_STATUS_SCANNING		1
#define IWM_STATUS_SCAN_ABORTING	2
#define IWM_STATUS_ASSOCIATING		3
#define IWM_STATUS_ASSOCIATED		4

struct iwm_tx_queue {
	int id;
	struct sk_buff_head queue;
	struct workqueue_struct *wq;
	struct work_struct worker;
	u8 concat_buf[IWM_HAL_CONCATENATE_BUF_SIZE];
	int concat_count;
	u8 *concat_ptr;
};

/* Queues 0 ~ 3 for AC data, 5 for iPAN */
#define IWM_TX_QUEUES		5
#define IWM_TX_DATA_QUEUES	4
#define IWM_TX_CMD_QUEUE	4

struct iwm_bss_info {
	struct list_head node;
	struct cfg80211_bss *cfg_bss;
	struct iwm_umac_notif_bss_info *bss;
};

typedef int (*iwm_handler)(struct iwm_priv *priv, u8 *buf,
			   unsigned long buf_size, struct iwm_wifi_cmd *cmd);

#define IWM_WATCHDOG_PERIOD	(6 * HZ)

struct iwm_priv {
	struct wireless_dev *wdev;
	struct iwm_if_ops *bus_ops;

	struct iwm_conf conf;

	unsigned long status;

	struct list_head pending_notif;
	wait_queue_head_t notif_queue;

	wait_queue_head_t nonwifi_queue;

	unsigned long calib_done_map;
	struct {
		u8 *buf;
		u32 size;
	} calib_res[CALIBRATION_CMD_NUM];

	struct iwm_umac_profile *umac_profile;
	bool umac_profile_active;

	u8 bssid[ETH_ALEN];
	u8 channel;
	u16 rate;
	u32 txpower;

	struct iwm_sta_info sta_table[IWM_STA_TABLE_NUM];
	struct list_head bss_list;

	void (*nonwifi_rx_handlers[UMAC_HDI_IN_OPCODE_NONWIFI_MAX])
	(struct iwm_priv *priv, u8 *buf, unsigned long buf_size);

	const iwm_handler *umac_handlers;
	const iwm_handler *lmac_handlers;
	DECLARE_BITMAP(lmac_handler_map, LMAC_COMMAND_ID_NUM);
	DECLARE_BITMAP(umac_handler_map, LMAC_COMMAND_ID_NUM);
	DECLARE_BITMAP(udma_handler_map, LMAC_COMMAND_ID_NUM);

	struct list_head wifi_pending_cmd;
	struct list_head nonwifi_pending_cmd;
	u16 wifi_seq_num;
	u8 nonwifi_seq_num;
	spinlock_t cmd_lock;

	u32 core_enabled;

	u8 scan_id;
	struct cfg80211_scan_request *scan_request;

	struct sk_buff_head rx_list;
	struct list_head rx_tickets;
	struct list_head rx_packets[IWM_RX_ID_HASH];
	struct workqueue_struct *rx_wq;
	struct work_struct rx_worker;

	struct iwm_tx_credit tx_credit;
	struct iwm_tx_queue txq[IWM_TX_QUEUES];

	struct iwm_key keys[IWM_NUM_KEYS];
	s8 default_key;

	DECLARE_BITMAP(wifi_ntfy, WIFI_IF_NTFY_MAX);
	wait_queue_head_t wifi_ntfy_queue;

	wait_queue_head_t mlme_queue;

	struct iw_statistics wstats;
	struct delayed_work stats_request;

	struct iwm_debugfs dbg;

	u8 *eeprom;
	struct timer_list watchdog;
	struct work_struct reset_worker;
	struct mutex mutex;

	u8 *req_ie;
	int req_ie_len;
	u8 *resp_ie;
	int resp_ie_len;

	char private[0] __attribute__((__aligned__(NETDEV_ALIGN)));
};

static inline void *iwm_private(struct iwm_priv *iwm)
{
	BUG_ON(!iwm);
	return &iwm->private;
}

#define hw_to_iwm(h) (h->iwm)
#define iwm_to_dev(i) (wiphy_dev(i->wdev->wiphy))
#define iwm_to_wiphy(i) (i->wdev->wiphy)
#define wiphy_to_iwm(w) (struct iwm_priv *)(wiphy_priv(w))
#define iwm_to_wdev(i) (i->wdev)
#define wdev_to_iwm(w) (struct iwm_priv *)(wdev_priv(w))
#define iwm_to_ndev(i) (i->wdev->netdev)
#define ndev_to_iwm(n) (wdev_to_iwm(n->ieee80211_ptr))
#define skb_to_rx_info(s) ((struct iwm_rx_info *)(s->cb))
#define skb_to_tx_info(s) ((struct iwm_tx_info *)s->cb)

void *iwm_if_alloc(int sizeof_bus, struct device *dev,
		   struct iwm_if_ops *if_ops);
void iwm_if_free(struct iwm_priv *iwm);
int iwm_if_add(struct iwm_priv *iwm);
void iwm_if_remove(struct iwm_priv *iwm);
int iwm_mode_to_nl80211_iftype(int mode);
int iwm_priv_init(struct iwm_priv *iwm);
void iwm_priv_deinit(struct iwm_priv *iwm);
void iwm_reset(struct iwm_priv *iwm);
void iwm_tx_credit_init_pools(struct iwm_priv *iwm,
			      struct iwm_umac_notif_alive *alive);
int iwm_tx_credit_alloc(struct iwm_priv *iwm, int id, int nb);
int iwm_notif_send(struct iwm_priv *iwm, struct iwm_wifi_cmd *cmd,
		   u8 cmd_id, u8 source, u8 *buf, unsigned long buf_size);
int iwm_notif_handle(struct iwm_priv *iwm, u32 cmd, u8 source, long timeout);
void iwm_init_default_profile(struct iwm_priv *iwm,
			      struct iwm_umac_profile *profile);
void iwm_link_on(struct iwm_priv *iwm);
void iwm_link_off(struct iwm_priv *iwm);
int iwm_up(struct iwm_priv *iwm);
int iwm_down(struct iwm_priv *iwm);

/* TX API */
void iwm_tx_credit_inc(struct iwm_priv *iwm, int id, int total_freed_pages);
void iwm_tx_worker(struct work_struct *work);
int iwm_xmit_frame(struct sk_buff *skb, struct net_device *netdev);

/* RX API */
void iwm_rx_setup_handlers(struct iwm_priv *iwm);
int iwm_rx_handle(struct iwm_priv *iwm, u8 *buf, unsigned long buf_size);
int iwm_rx_handle_resp(struct iwm_priv *iwm, u8 *buf, unsigned long buf_size,
		       struct iwm_wifi_cmd *cmd);
void iwm_rx_free(struct iwm_priv *iwm);

#endif
Commit	Line	Data
bb9f8692 ZY	1	/*
	2	* Intel Wireless Multicomm 3200 WiFi driver
	3	*
	4	* Copyright (C) 2009 Intel Corporation. All rights reserved.
	5	*
	6	* Redistribution and use in source and binary forms, with or without
	7	* modification, are permitted provided that the following conditions
	8	* are met:
	9	*
	10	* * Redistributions of source code must retain the above copyright
	11	* notice, this list of conditions and the following disclaimer.
	12	* * Redistributions in binary form must reproduce the above copyright
	13	* notice, this list of conditions and the following disclaimer in
	14	* the documentation and/or other materials provided with the
	15	* distribution.
	16	* * Neither the name of Intel Corporation nor the names of its
	17	* contributors may be used to endorse or promote products derived
	18	* from this software without specific prior written permission.
	19	*
	20	* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
	21	* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
	22	* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
	23	* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
	24	* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
	25	* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
	26	* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
	27	* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
	28	* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
	29	* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
	30	* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
	31	*
	32	*
	33	* Intel Corporation <ilw@linux.intel.com>
	34	* Samuel Ortiz <samuel.ortiz@intel.com>
	35	* Zhu Yi <yi.zhu@intel.com>
	36	*
	37	*/
	38
	39	#ifndef __IWM_H__
	40	#define __IWM_H__
	41
	42	#include <linux/netdevice.h>
	43	#include <linux/wireless.h>
	44	#include <net/cfg80211.h>
	45
	46	#include "debug.h"
	47	#include "hal.h"
	48	#include "umac.h"
	49	#include "lmac.h"
	50	#include "eeprom.h"
	51
	52	#define IWM_COPYRIGHT "Copyright(c) 2009 Intel Corporation"
	53	#define IWM_AUTHOR "<ilw@linux.intel.com>"
	54
bb9f8692 ZY	55	#define IWM_SRC_LMAC UMAC_HDI_IN_SOURCE_FHRX
	56	#define IWM_SRC_UDMA UMAC_HDI_IN_SOURCE_UDMA
	57	#define IWM_SRC_UMAC UMAC_HDI_IN_SOURCE_FW
	58	#define IWM_SRC_NUM 3
	59
	60	#define IWM_POWER_INDEX_MIN 0
	61	#define IWM_POWER_INDEX_MAX 5
	62	#define IWM_POWER_INDEX_DEFAULT 3
	63
	64	struct iwm_conf {
	65	u32 sdio_ior_timeout;
fd2c7fe0	66	unsigned long calib_map;
bb9f8692 ZY	67	bool reset_on_fatal_err;
	68	bool auto_connect;
	69	bool wimax_not_present;
	70	bool enable_qos;
	71	u32 mode;
	72
	73	u32 power_index;
	74	u32 frag_threshold;
	75	u32 rts_threshold;
	76	bool cts_to_self;
	77
	78	u32 assoc_timeout;
	79	u32 roam_timeout;
	80	u32 wireless_mode;
	81	u32 coexist_mode;
	82
	83	u8 ibss_band;
	84	u8 ibss_channel;
	85
	86	u8 mac_addr[ETH_ALEN];
bb9f8692 ZY	87	};
	88
	89	enum {
	90	COEX_MODE_SA = 1,
	91	COEX_MODE_XOR,
	92	COEX_MODE_CM,
	93	COEX_MODE_MAX,
	94	};
	95
	96	struct iwm_if_ops;
	97	struct iwm_wifi_cmd;
	98
	99	struct pool_entry {
	100	int id; /* group id */
	101	int sid; /* super group id */
	102	int min_pages; /* min capacity in pages */
	103	int max_pages; /* max capacity in pages */
	104	int alloc_pages; /* allocated # of pages. incresed by driver */
	105	int total_freed_pages; /* total freed # of pages. incresed by UMAC */
	106	};
	107
	108	struct spool_entry {
	109	int id;
	110	int max_pages;
	111	int alloc_pages;
	112	};
	113
	114	struct iwm_tx_credit {
	115	spinlock_t lock;
	116	int pool_nr;
	117	unsigned long full_pools_map; /* bitmap for # of filled tx pools */
	118	struct pool_entry pools[IWM_MACS_OUT_GROUPS];
	119	struct spool_entry spools[IWM_MACS_OUT_SGROUPS];
	120	};
	121
	122	struct iwm_notif {
	123	struct list_head pending;
	124	u32 cmd_id;
	125	void *cmd;
	126	u8 src;
	127	void *buf;
	128	unsigned long buf_size;
	129	};
	130
	131	struct iwm_sta_info {
	132	u8 addr[ETH_ALEN];
	133	bool valid;
	134	bool qos;
	135	u8 color;
	136	};
	137
	138	struct iwm_tx_info {
	139	u8 sta;
	140	u8 color;
	141	u8 tid;
	142	};
	143
	144	struct iwm_rx_info {
	145	unsigned long rx_size;
	146	unsigned long rx_buf_size;
	147	};
	148
	149	#define IWM_NUM_KEYS 4
	150
151	struct iwm_umac_key_hdr {
152	u8 mac[ETH_ALEN];
153	u8 key_idx;
154	u8 multicast; /* BCast encrypt & BCast decrypt of frames FROM mac */
155	} __attribute__ ((packed));
156
157	struct iwm_key {
158	struct iwm_umac_key_hdr hdr;
13e0fe70 SO	159	u32 cipher;
	160	u8 key[WLAN_MAX_KEY_LEN];
	161	u8 seq[IW_ENCODE_SEQ_MAX_SIZE];
	162	int key_len;
	163	int seq_len;
bb9f8692 ZY	164	};
	165
	166	#define IWM_RX_ID_HASH 0xff
	167	#define IWM_RX_ID_GET_HASH(id) ((id) % IWM_RX_ID_HASH)
	168
	169	#define IWM_STA_TABLE_NUM 16
	170	#define IWM_TX_LIST_SIZE 64
	171	#define IWM_RX_LIST_SIZE 256
	172
	173	#define IWM_SCAN_ID_MAX 0xff
	174
	175	#define IWM_STATUS_READY 0
	176	#define IWM_STATUS_SCANNING 1
	177	#define IWM_STATUS_SCAN_ABORTING 2
	178	#define IWM_STATUS_ASSOCIATING 3
	179	#define IWM_STATUS_ASSOCIATED 4
	180
bb9f8692 ZY	181	struct iwm_tx_queue {
	182	int id;
	183	struct sk_buff_head queue;
	184	struct workqueue_struct *wq;
	185	struct work_struct worker;
	186	u8 concat_buf[IWM_HAL_CONCATENATE_BUF_SIZE];
	187	int concat_count;
	188	u8 *concat_ptr;
	189	};
	190
	191	/* Queues 0 ~ 3 for AC data, 5 for iPAN */
	192	#define IWM_TX_QUEUES 5
	193	#define IWM_TX_DATA_QUEUES 4
	194	#define IWM_TX_CMD_QUEUE 4
	195
	196	struct iwm_bss_info {
	197	struct list_head node;
	198	struct cfg80211_bss *cfg_bss;
	199	struct iwm_umac_notif_bss_info *bss;
	200	};
	201
	202	typedef int (iwm_handler)(struct iwm_priv priv, u8 *buf,
	203	unsigned long buf_size, struct iwm_wifi_cmd *cmd);
	204
	205	#define IWM_WATCHDOG_PERIOD (6 * HZ)
	206
	207	struct iwm_priv {
	208	struct wireless_dev *wdev;
	209	struct iwm_if_ops *bus_ops;
	210
	211	struct iwm_conf conf;
	212
	213	unsigned long status;
bb9f8692 ZY	214
	215	struct list_head pending_notif;
	216	wait_queue_head_t notif_queue;
	217
	218	wait_queue_head_t nonwifi_queue;
	219
	220	unsigned long calib_done_map;
	221	struct {
	222	u8 *buf;
	223	u32 size;
	224	} calib_res[CALIBRATION_CMD_NUM];
	225
	226	struct iwm_umac_profile *umac_profile;
	227	bool umac_profile_active;
	228
	229	u8 bssid[ETH_ALEN];
	230	u8 channel;
	231	u16 rate;
257862f3	232	u32 txpower;
bb9f8692 ZY	233
	234	struct iwm_sta_info sta_table[IWM_STA_TABLE_NUM];
	235	struct list_head bss_list;
	236
	237	void (*nonwifi_rx_handlers[UMAC_HDI_IN_OPCODE_NONWIFI_MAX])
	238	(struct iwm_priv priv, u8 buf, unsigned long buf_size);
	239
	240	const iwm_handler *umac_handlers;
	241	const iwm_handler *lmac_handlers;
	242	DECLARE_BITMAP(lmac_handler_map, LMAC_COMMAND_ID_NUM);
	243	DECLARE_BITMAP(umac_handler_map, LMAC_COMMAND_ID_NUM);
	244	DECLARE_BITMAP(udma_handler_map, LMAC_COMMAND_ID_NUM);
	245
	246	struct list_head wifi_pending_cmd;
	247	struct list_head nonwifi_pending_cmd;
	248	u16 wifi_seq_num;
	249	u8 nonwifi_seq_num;
	250	spinlock_t cmd_lock;
	251
	252	u32 core_enabled;
	253
	254	u8 scan_id;
	255	struct cfg80211_scan_request *scan_request;
	256
	257	struct sk_buff_head rx_list;
	258	struct list_head rx_tickets;
	259	struct list_head rx_packets[IWM_RX_ID_HASH];
	260	struct workqueue_struct *rx_wq;
	261	struct work_struct rx_worker;
	262
	263	struct iwm_tx_credit tx_credit;
	264	struct iwm_tx_queue txq[IWM_TX_QUEUES];
	265
	266	struct iwm_key keys[IWM_NUM_KEYS];
13e0fe70	267	s8 default_key;
bb9f8692	268
a70742f1 SO	269	DECLARE_BITMAP(wifi_ntfy, WIFI_IF_NTFY_MAX);
	270	wait_queue_head_t wifi_ntfy_queue;
	271
bb9f8692 ZY	272	wait_queue_head_t mlme_queue;
	273
	274	struct iw_statistics wstats;
	275	struct delayed_work stats_request;
	276
	277	struct iwm_debugfs dbg;
	278
	279	u8 *eeprom;
	280	struct timer_list watchdog;
	281	struct work_struct reset_worker;
68810c5d	282	struct mutex mutex;
bb9f8692	283
b68518fc ZY	284	u8 *req_ie;
	285	int req_ie_len;
	286	u8 *resp_ie;
	287	int resp_ie_len;
	288
bb9f8692 ZY	289	char private[0] __attribute__((__aligned__(NETDEV_ALIGN)));
	290	};
	291
	292	static inline void iwm_private(struct iwm_priv iwm)
	293	{
	294	BUG_ON(!iwm);
	295	return &iwm->private;
	296	}
	297
	298	#define hw_to_iwm(h) (h->iwm)
	299	#define iwm_to_dev(i) (wiphy_dev(i->wdev->wiphy))
	300	#define iwm_to_wiphy(i) (i->wdev->wiphy)
	301	#define wiphy_to_iwm(w) (struct iwm_priv *)(wiphy_priv(w))
	302	#define iwm_to_wdev(i) (i->wdev)
	303	#define wdev_to_iwm(w) (struct iwm_priv *)(wdev_priv(w))
	304	#define iwm_to_ndev(i) (i->wdev->netdev)
	305	#define ndev_to_iwm(n) (wdev_to_iwm(n->ieee80211_ptr))
	306	#define skb_to_rx_info(s) ((struct iwm_rx_info *)(s->cb))
	307	#define skb_to_tx_info(s) ((struct iwm_tx_info *)s->cb)
	308
bb9f8692 ZY	309	void iwm_if_alloc(int sizeof_bus, struct device dev,
	310	struct iwm_if_ops *if_ops);
	311	void iwm_if_free(struct iwm_priv *iwm);
d7e057dc ZY	312	int iwm_if_add(struct iwm_priv *iwm);
d7e057dc ZY	313	void iwm_if_remove(struct iwm_priv *iwm);
bb9f8692 ZY	314	int iwm_mode_to_nl80211_iftype(int mode);
bb9f8692 ZY	315	int iwm_priv_init(struct iwm_priv *iwm);
8d96e796	316	void iwm_priv_deinit(struct iwm_priv *iwm);
bb9f8692 ZY	317	void iwm_reset(struct iwm_priv *iwm);
	318	void iwm_tx_credit_init_pools(struct iwm_priv *iwm,
	319	struct iwm_umac_notif_alive *alive);
	320	int iwm_tx_credit_alloc(struct iwm_priv *iwm, int id, int nb);
	321	int iwm_notif_send(struct iwm_priv iwm, struct iwm_wifi_cmd cmd,
	322	u8 cmd_id, u8 source, u8 *buf, unsigned long buf_size);
	323	int iwm_notif_handle(struct iwm_priv *iwm, u32 cmd, u8 source, long timeout);
	324	void iwm_init_default_profile(struct iwm_priv *iwm,
	325	struct iwm_umac_profile *profile);
	326	void iwm_link_on(struct iwm_priv *iwm);
	327	void iwm_link_off(struct iwm_priv *iwm);
	328	int iwm_up(struct iwm_priv *iwm);
	329	int iwm_down(struct iwm_priv *iwm);
	330
	331	/* TX API */
	332	void iwm_tx_credit_inc(struct iwm_priv *iwm, int id, int total_freed_pages);
	333	void iwm_tx_worker(struct work_struct *work);
	334	int iwm_xmit_frame(struct sk_buff skb, struct net_device netdev);
	335
	336	/* RX API */
	337	void iwm_rx_setup_handlers(struct iwm_priv *iwm);
	338	int iwm_rx_handle(struct iwm_priv iwm, u8 buf, unsigned long buf_size);
	339	int iwm_rx_handle_resp(struct iwm_priv iwm, u8 buf, unsigned long buf_size,
	340	struct iwm_wifi_cmd *cmd);
	341	void iwm_rx_free(struct iwm_priv *iwm);
	342
bb9f8692	343	#endif