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/drivers/net/wireless/libertas/dev.h

http://github.com/mirrors/linux
C++ Header | 211 lines | 144 code | 31 blank | 36 comment | 1 complexity | 084b3661e22c9ccf69c1e5dc9d23292c MD5 | raw file
  1/*
  2 * This file contains definitions and data structures specific
  3 * to Marvell 802.11 NIC. It contains the Device Information
  4 * structure struct lbs_private..
  5 */
  6#ifndef _LBS_DEV_H_
  7#define _LBS_DEV_H_
  8
  9#include "defs.h"
 10#include "decl.h"
 11#include "host.h"
 12
 13#include <linux/kfifo.h>
 14
 15/* sleep_params */
 16struct sleep_params {
 17	uint16_t sp_error;
 18	uint16_t sp_offset;
 19	uint16_t sp_stabletime;
 20	uint8_t  sp_calcontrol;
 21	uint8_t  sp_extsleepclk;
 22	uint16_t sp_reserved;
 23};
 24
 25/* Mesh statistics */
 26struct lbs_mesh_stats {
 27	u32	fwd_bcast_cnt;		/* Fwd: Broadcast counter */
 28	u32	fwd_unicast_cnt;	/* Fwd: Unicast counter */
 29	u32	fwd_drop_ttl;		/* Fwd: TTL zero */
 30	u32	fwd_drop_rbt;		/* Fwd: Recently Broadcasted */
 31	u32	fwd_drop_noroute; 	/* Fwd: No route to Destination */
 32	u32	fwd_drop_nobuf;		/* Fwd: Run out of internal buffers */
 33	u32	drop_blind;		/* Rx:  Dropped by blinding table */
 34	u32	tx_failed_cnt;		/* Tx:  Failed transmissions */
 35};
 36
 37/* Private structure for the MV device */
 38struct lbs_private {
 39
 40	/* Basic networking */
 41	struct net_device *dev;
 42	u32 connect_status;
 43	struct work_struct mcast_work;
 44	u32 nr_of_multicastmacaddr;
 45	u8 multicastlist[MRVDRV_MAX_MULTICAST_LIST_SIZE][ETH_ALEN];
 46
 47	/* CFG80211 */
 48	struct wireless_dev *wdev;
 49	bool wiphy_registered;
 50	struct cfg80211_scan_request *scan_req;
 51	u8 assoc_bss[ETH_ALEN];
 52	u8 country_code[IEEE80211_COUNTRY_STRING_LEN];
 53	u8 disassoc_reason;
 54
 55	/* Mesh */
 56	struct net_device *mesh_dev; /* Virtual device */
 57#ifdef CONFIG_LIBERTAS_MESH
 58	struct lbs_mesh_stats mstats;
 59	uint16_t mesh_tlv;
 60	u8 mesh_ssid[IEEE80211_MAX_SSID_LEN + 1];
 61	u8 mesh_ssid_len;
 62	u8 mesh_channel;
 63#endif
 64
 65	/* Debugfs */
 66	struct dentry *debugfs_dir;
 67	struct dentry *debugfs_debug;
 68	struct dentry *debugfs_files[6];
 69	struct dentry *events_dir;
 70	struct dentry *debugfs_events_files[6];
 71	struct dentry *regs_dir;
 72	struct dentry *debugfs_regs_files[6];
 73
 74	/* Hardware debugging */
 75	u32 mac_offset;
 76	u32 bbp_offset;
 77	u32 rf_offset;
 78
 79	/* Power management */
 80	u16 psmode;
 81	u32 psstate;
 82	u8 needtowakeup;
 83
 84	/* Deep sleep */
 85	int is_deep_sleep;
 86	int deep_sleep_required;
 87	int is_auto_deep_sleep_enabled;
 88	int wakeup_dev_required;
 89	int is_activity_detected;
 90	int auto_deep_sleep_timeout; /* in ms */
 91	wait_queue_head_t ds_awake_q;
 92	struct timer_list auto_deepsleep_timer;
 93
 94	/* Host sleep*/
 95	int is_host_sleep_configured;
 96	int is_host_sleep_activated;
 97	wait_queue_head_t host_sleep_q;
 98
 99	/* Hardware access */
100	void *card;
101	bool iface_running;
102	u8 fw_ready;
103	u8 surpriseremoved;
104	u8 setup_fw_on_resume;
105	int (*hw_host_to_card) (struct lbs_private *priv, u8 type, u8 *payload, u16 nb);
106	void (*reset_card) (struct lbs_private *priv);
107	int (*power_save) (struct lbs_private *priv);
108	int (*power_restore) (struct lbs_private *priv);
109	int (*enter_deep_sleep) (struct lbs_private *priv);
110	int (*exit_deep_sleep) (struct lbs_private *priv);
111	int (*reset_deep_sleep_wakeup) (struct lbs_private *priv);
112
113	/* Adapter info (from EEPROM) */
114	u32 fwrelease;
115	u32 fwcapinfo;
116	u16 regioncode;
117	u8 current_addr[ETH_ALEN];
118	u8 copied_hwaddr;
119
120	/* Command download */
121	u8 dnld_sent;
122	/* bit0 1/0=data_sent/data_tx_done,
123	   bit1 1/0=cmd_sent/cmd_tx_done,
124	   all other bits reserved 0 */
125	u16 seqnum;
126	struct cmd_ctrl_node *cmd_array;
127	struct cmd_ctrl_node *cur_cmd;
128	struct list_head cmdfreeq;    /* free command buffers */
129	struct list_head cmdpendingq; /* pending command buffers */
130	struct timer_list command_timer;
131	int cmd_timed_out;
132
133	/* Command responses sent from the hardware to the driver */
134	u8 resp_idx;
135	u8 resp_buf[2][LBS_UPLD_SIZE];
136	u32 resp_len[2];
137
138	/* Events sent from hardware to driver */
139	struct kfifo event_fifo;
140
141	/* thread to service interrupts */
142	struct task_struct *main_thread;
143	wait_queue_head_t waitq;
144	struct workqueue_struct *work_thread;
145
146	/* Encryption stuff */
147	u8 authtype_auto;
148	u8 wep_tx_key;
149	u8 wep_key[4][WLAN_KEY_LEN_WEP104];
150	u8 wep_key_len[4];
151
152	/* Wake On LAN */
153	uint32_t wol_criteria;
154	uint8_t wol_gpio;
155	uint8_t wol_gap;
156	bool ehs_remove_supported;
157
158	/* Transmitting */
159	int tx_pending_len;		/* -1 while building packet */
160	u8 tx_pending_buf[LBS_UPLD_SIZE];
161	/* protected by hard_start_xmit serialization */
162	u8 txretrycount;
163	struct sk_buff *currenttxskb;
164	struct timer_list tx_lockup_timer;
165
166	/* Locks */
167	struct mutex lock;
168	spinlock_t driver_lock;
169
170	/* NIC/link operation characteristics */
171	u16 mac_control;
172	u8 radio_on;
173	u8 cur_rate;
174	u8 channel;
175	s16 txpower_cur;
176	s16 txpower_min;
177	s16 txpower_max;
178
179	/* Scanning */
180	struct delayed_work scan_work;
181	int scan_channel;
182	/* Queue of things waiting for scan completion */
183	wait_queue_head_t scan_q;
184	/* Whether the scan was initiated internally and not by cfg80211 */
185	bool internal_scan;
186
187	/* Firmware load */
188	u32 fw_model;
189	wait_queue_head_t fw_waitq;
190	struct device *fw_device;
191	const struct firmware *helper_fw;
192	const struct lbs_fw_table *fw_table;
193	const struct lbs_fw_table *fw_iter;
194	lbs_fw_cb fw_callback;
195};
196
197extern struct cmd_confirm_sleep confirm_sleep;
198
199/* Check if there is an interface active. */
200static inline int lbs_iface_active(struct lbs_private *priv)
201{
202	int r;
203
204	r = netif_running(priv->dev);
205	if (priv->mesh_dev)
206		r |= netif_running(priv->mesh_dev);
207
208	return r;
209}
210
211#endif