linux/drivers/net/wireless/libertas/dev.h
Vasily Khoruzhick 75abde4d19 libertas: Prepare stuff for if_spi.c pm support
To support suspend/resume in if_spi we need two things:
- re-setup fw in lbs_resume(), because if_spi powercycles card;
- don't touch hwaddr on second lbs_update_hw_spec() call for same
  reason;

Signed-off-by: Vasily Khoruzhick <anarsoul@gmail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
2011-02-03 16:38:26 -05:00

178 lines
4.1 KiB
C

/**
* This file contains definitions and data structures specific
* to Marvell 802.11 NIC. It contains the Device Information
* structure struct lbs_private..
*/
#ifndef _LBS_DEV_H_
#define _LBS_DEV_H_
#include "mesh.h"
#include "defs.h"
#include "host.h"
#include <linux/kfifo.h>
/** sleep_params */
struct sleep_params {
uint16_t sp_error;
uint16_t sp_offset;
uint16_t sp_stabletime;
uint8_t sp_calcontrol;
uint8_t sp_extsleepclk;
uint16_t sp_reserved;
};
/** Private structure for the MV device */
struct lbs_private {
/* Basic networking */
struct net_device *dev;
u32 connect_status;
struct work_struct mcast_work;
u32 nr_of_multicastmacaddr;
u8 multicastlist[MRVDRV_MAX_MULTICAST_LIST_SIZE][ETH_ALEN];
/* CFG80211 */
struct wireless_dev *wdev;
bool wiphy_registered;
bool stopping;
struct cfg80211_scan_request *scan_req;
u8 assoc_bss[ETH_ALEN];
u8 disassoc_reason;
/* Mesh */
struct net_device *mesh_dev; /* Virtual device */
#ifdef CONFIG_LIBERTAS_MESH
u32 mesh_connect_status;
struct lbs_mesh_stats mstats;
int mesh_open;
uint16_t mesh_tlv;
u8 mesh_ssid[IEEE80211_MAX_SSID_LEN + 1];
u8 mesh_ssid_len;
#endif
/* Debugfs */
struct dentry *debugfs_dir;
struct dentry *debugfs_debug;
struct dentry *debugfs_files[6];
struct dentry *events_dir;
struct dentry *debugfs_events_files[6];
struct dentry *regs_dir;
struct dentry *debugfs_regs_files[6];
/* Hardware debugging */
u32 mac_offset;
u32 bbp_offset;
u32 rf_offset;
/* Power management */
u16 psmode;
u32 psstate;
u8 needtowakeup;
/* Deep sleep */
int is_deep_sleep;
int deep_sleep_required;
int is_auto_deep_sleep_enabled;
int wakeup_dev_required;
int is_activity_detected;
int auto_deep_sleep_timeout; /* in ms */
wait_queue_head_t ds_awake_q;
struct timer_list auto_deepsleep_timer;
/* Host sleep*/
int is_host_sleep_configured;
int is_host_sleep_activated;
wait_queue_head_t host_sleep_q;
/* Hardware access */
void *card;
u8 fw_ready;
u8 surpriseremoved;
u8 setup_fw_on_resume;
int (*hw_host_to_card) (struct lbs_private *priv, u8 type, u8 *payload, u16 nb);
void (*reset_card) (struct lbs_private *priv);
int (*enter_deep_sleep) (struct lbs_private *priv);
int (*exit_deep_sleep) (struct lbs_private *priv);
int (*reset_deep_sleep_wakeup) (struct lbs_private *priv);
/* Adapter info (from EEPROM) */
u32 fwrelease;
u32 fwcapinfo;
u16 regioncode;
u8 current_addr[ETH_ALEN];
u8 copied_hwaddr;
/* Command download */
u8 dnld_sent;
/* bit0 1/0=data_sent/data_tx_done,
bit1 1/0=cmd_sent/cmd_tx_done,
all other bits reserved 0 */
u16 seqnum;
struct cmd_ctrl_node *cmd_array;
struct cmd_ctrl_node *cur_cmd;
struct list_head cmdfreeq; /* free command buffers */
struct list_head cmdpendingq; /* pending command buffers */
struct timer_list command_timer;
int cmd_timed_out;
/* Command responses sent from the hardware to the driver */
u8 resp_idx;
u8 resp_buf[2][LBS_UPLD_SIZE];
u32 resp_len[2];
/* Events sent from hardware to driver */
struct kfifo event_fifo;
/** thread to service interrupts */
struct task_struct *main_thread;
wait_queue_head_t waitq;
struct workqueue_struct *work_thread;
/** Encryption stuff */
u8 authtype_auto;
u8 wep_tx_key;
u8 wep_key[4][WLAN_KEY_LEN_WEP104];
u8 wep_key_len[4];
/* Wake On LAN */
uint32_t wol_criteria;
uint8_t wol_gpio;
uint8_t wol_gap;
bool ehs_remove_supported;
/* Transmitting */
int tx_pending_len; /* -1 while building packet */
u8 tx_pending_buf[LBS_UPLD_SIZE];
/* protected by hard_start_xmit serialization */
u8 txretrycount;
struct sk_buff *currenttxskb;
/* Locks */
struct mutex lock;
spinlock_t driver_lock;
/* NIC/link operation characteristics */
u16 mac_control;
u8 radio_on;
u8 cur_rate;
u8 channel;
s16 txpower_cur;
s16 txpower_min;
s16 txpower_max;
/** Scanning */
struct delayed_work scan_work;
int scan_channel;
/* Queue of things waiting for scan completion */
wait_queue_head_t scan_q;
/* Whether the scan was initiated internally and not by cfg80211 */
bool internal_scan;
unsigned long last_scan;
};
extern struct cmd_confirm_sleep confirm_sleep;
#endif