linux/drivers/net/wireless/libertas/defs.h
Dan Williams fcdb53dbc7 [PATCH] libertas: make scan result handling more flexible
- use a linked list for scan results
- age scan results
- pass bss_descriptors around instead of indexes into the scan table
- lock access to the scan results
- stop returning EAGAIN from SIOCGIWSCAN handler

Signed-off-by: Dan Williams <dcbw@redhat.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
2007-06-11 14:28:41 -04:00

386 lines
10 KiB
C

/**
* This header file contains global constant/enum definitions,
* global variable declaration.
*/
#ifndef _WLAN_DEFS_H_
#define _WLAN_DEFS_H_
#include <linux/spinlock.h>
#ifdef CONFIG_LIBERTAS_DEBUG
#define DEBUG
#define PROC_DEBUG
#endif
#ifndef DRV_NAME
#define DRV_NAME "libertas"
#endif
#define LBS_DEB_ENTER 0x00000001
#define LBS_DEB_LEAVE 0x00000002
#define LBS_DEB_MAIN 0x00000004
#define LBS_DEB_NET 0x00000008
#define LBS_DEB_MESH 0x00000010
#define LBS_DEB_WEXT 0x00000020
#define LBS_DEB_IOCTL 0x00000040
#define LBS_DEB_SCAN 0x00000080
#define LBS_DEB_ASSOC 0x00000100
#define LBS_DEB_JOIN 0x00000200
#define LBS_DEB_11D 0x00000400
#define LBS_DEB_DEBUGFS 0x00000800
#define LBS_DEB_ETHTOOL 0x00001000
#define LBS_DEB_HOST 0x00002000
#define LBS_DEB_CMD 0x00004000
#define LBS_DEB_RX 0x00008000
#define LBS_DEB_TX 0x00010000
#define LBS_DEB_USB 0x00020000
#define LBS_DEB_CS 0x00040000
#define LBS_DEB_FW 0x00080000
#define LBS_DEB_THREAD 0x00100000
#define LBS_DEB_HEX 0x00200000
extern unsigned int libertas_debug;
#ifdef DEBUG
#define LBS_DEB_LL(grp, fmt, args...) \
do { if ((libertas_debug & (grp)) == (grp)) \
printk(KERN_DEBUG DRV_NAME "%s: " fmt, \
in_interrupt() ? " (INT)" : "", ## args); } while (0)
#else
#define LBS_DEB_LL(grp, fmt, args...) do {} while (0)
#endif
#define lbs_deb_enter(grp) \
LBS_DEB_LL(grp | LBS_DEB_ENTER, "%s():%d enter\n", __FUNCTION__, __LINE__);
#define lbs_deb_enter_args(grp, fmt, args...) \
LBS_DEB_LL(grp | LBS_DEB_ENTER, "%s(" fmt "):%d\n", __FUNCTION__, ## args, __LINE__);
#define lbs_deb_leave(grp) \
LBS_DEB_LL(grp | LBS_DEB_LEAVE, "%s():%d leave\n", __FUNCTION__, __LINE__);
#define lbs_deb_leave_args(grp, fmt, args...) \
LBS_DEB_LL(grp | LBS_DEB_LEAVE, "%s():%d leave, " fmt "\n", \
__FUNCTION__, __LINE__, ##args);
#define lbs_deb_main(fmt, args...) LBS_DEB_LL(LBS_DEB_MAIN, fmt, ##args)
#define lbs_deb_net(fmt, args...) LBS_DEB_LL(LBS_DEB_NET, fmt, ##args)
#define lbs_deb_mesh(fmt, args...) LBS_DEB_LL(LBS_DEB_MESH, fmt, ##args)
#define lbs_deb_wext(fmt, args...) LBS_DEB_LL(LBS_DEB_WEXT, fmt, ##args)
#define lbs_deb_ioctl(fmt, args...) LBS_DEB_LL(LBS_DEB_IOCTL, fmt, ##args)
#define lbs_deb_scan(fmt, args...) LBS_DEB_LL(LBS_DEB_SCAN, fmt, ##args)
#define lbs_deb_assoc(fmt, args...) LBS_DEB_LL(LBS_DEB_ASSOC, fmt, ##args)
#define lbs_deb_join(fmt, args...) LBS_DEB_LL(LBS_DEB_JOIN, fmt, ##args)
#define lbs_deb_11d(fmt, args...) LBS_DEB_LL(LBS_DEB_11D, fmt, ##args)
#define lbs_deb_debugfs(fmt, args...) LBS_DEB_LL(LBS_DEB_DEBUGFS, fmt, ##args)
#define lbs_deb_ethtool(fmt, args...) LBS_DEB_LL(LBS_DEB_ETHTOOL, fmt, ##args)
#define lbs_deb_host(fmt, args...) LBS_DEB_LL(LBS_DEB_HOST, fmt, ##args)
#define lbs_deb_cmd(fmt, args...) LBS_DEB_LL(LBS_DEB_CMD, fmt, ##args)
#define lbs_deb_rx(fmt, args...) LBS_DEB_LL(LBS_DEB_RX, fmt, ##args)
#define lbs_deb_tx(fmt, args...) LBS_DEB_LL(LBS_DEB_TX, fmt, ##args)
#define lbs_deb_fw(fmt, args...) LBS_DEB_LL(LBS_DEB_FW, fmt, ##args)
#define lbs_deb_usb(fmt, args...) LBS_DEB_LL(LBS_DEB_USB, fmt, ##args)
#define lbs_deb_usbd(dev, fmt, args...) LBS_DEB_LL(LBS_DEB_USB, "%s:" fmt, (dev)->bus_id, ##args)
#define lbs_deb_cs(fmt, args...) LBS_DEB_LL(LBS_DEB_CS, fmt, ##args)
#define lbs_deb_thread(fmt, args...) LBS_DEB_LL(LBS_DEB_THREAD, fmt, ##args)
#define lbs_pr_info(format, args...) \
printk(KERN_INFO DRV_NAME": " format, ## args)
#define lbs_pr_err(format, args...) \
printk(KERN_ERR DRV_NAME": " format, ## args)
#define lbs_pr_alert(format, args...) \
printk(KERN_ALERT DRV_NAME": " format, ## args)
#ifdef DEBUG
static inline void lbs_dbg_hex(char *prompt, u8 * buf, int len)
{
int i = 0;
if (!(libertas_debug & LBS_DEB_HEX))
return;
printk(KERN_DEBUG "%s: ", prompt);
for (i = 1; i <= len; i++) {
printk("%02x ", (u8) * buf);
buf++;
}
printk("\n");
}
#else
#define lbs_dbg_hex(x,y,z) do {} while (0)
#endif
/** Buffer Constants */
/* The size of SQ memory PPA, DPA are 8 DWORDs, that keep the physical
* addresses of TxPD buffers. Station has only 8 TxPD available, Whereas
* driver has more local TxPDs. Each TxPD on the host memory is associated
* with a Tx control node. The driver maintains 8 RxPD descriptors for
* station firmware to store Rx packet information.
*
* Current version of MAC has a 32x6 multicast address buffer.
*
* 802.11b can have up to 14 channels, the driver keeps the
* BSSID(MAC address) of each APs or Ad hoc stations it has sensed.
*/
#define MRVDRV_MAX_MULTICAST_LIST_SIZE 32
#define MRVDRV_NUM_OF_CMD_BUFFER 10
#define MRVDRV_SIZE_OF_CMD_BUFFER (2 * 1024)
#define MRVDRV_MAX_CHANNEL_SIZE 14
#define MRVDRV_ASSOCIATION_TIME_OUT 255
#define MRVDRV_SNAP_HEADER_LEN 8
#define WLAN_UPLD_SIZE 2312
#define DEV_NAME_LEN 32
/** Misc constants */
/* This section defines 802.11 specific contants */
#define MRVDRV_MAX_BSS_DESCRIPTS 16
#define MRVDRV_MAX_REGION_CODE 6
#define MRVDRV_IGNORE_MULTIPLE_DTIM 0xfffe
#define MRVDRV_MIN_MULTIPLE_DTIM 1
#define MRVDRV_MAX_MULTIPLE_DTIM 5
#define MRVDRV_DEFAULT_MULTIPLE_DTIM 1
#define MRVDRV_DEFAULT_LISTEN_INTERVAL 10
#define MRVDRV_CHANNELS_PER_SCAN 4
#define MRVDRV_MAX_CHANNELS_PER_SCAN 14
#define MRVDRV_DEBUG_RX_PATH 0x00000001
#define MRVDRV_DEBUG_TX_PATH 0x00000002
#define MRVDRV_MIN_BEACON_INTERVAL 20
#define MRVDRV_MAX_BEACON_INTERVAL 1000
#define MRVDRV_BEACON_INTERVAL 100
/** INT status Bit Definition*/
#define his_cmddnldrdy 0x01
#define his_cardevent 0x02
#define his_cmdupldrdy 0x04
#define SBI_EVENT_CAUSE_SHIFT 3
/** TxPD status */
/* Station firmware use TxPD status field to report final Tx transmit
* result, Bit masks are used to present combined situations.
*/
#define MRVDRV_TxPD_POWER_MGMT_NULL_PACKET 0x01
#define MRVDRV_TxPD_POWER_MGMT_LAST_PACKET 0x08
/** Tx mesh flag */
/* Currently we are using normal WDS flag as mesh flag.
* TODO: change to proper mesh flag when MAC understands it.
*/
#define TxPD_CONTROL_WDS_FRAME (1<<17)
#define TxPD_MESH_FRAME TxPD_CONTROL_WDS_FRAME
/** RxPD status */
#define MRVDRV_RXPD_STATUS_OK 0x0001
/** RxPD status - Received packet types */
/** Rx mesh flag */
/* Currently we are using normal WDS flag as mesh flag.
* TODO: change to proper mesh flag when MAC understands it.
*/
#define RxPD_CONTROL_WDS_FRAME (0x40)
#define RxPD_MESH_FRAME RxPD_CONTROL_WDS_FRAME
/** RSSI-related defines */
/* RSSI constants are used to implement 802.11 RSSI threshold
* indication. if the Rx packet signal got too weak for 5 consecutive
* times, miniport driver (driver) will report this event to wrapper
*/
#define MRVDRV_NF_DEFAULT_SCAN_VALUE (-96)
/** RTS/FRAG related defines */
#define MRVDRV_RTS_MIN_VALUE 0
#define MRVDRV_RTS_MAX_VALUE 2347
#define MRVDRV_FRAG_MIN_VALUE 256
#define MRVDRV_FRAG_MAX_VALUE 2346
/* This is for firmware specific length */
#define EXTRA_LEN 36
#define MRVDRV_ETH_TX_PACKET_BUFFER_SIZE \
(ETH_FRAME_LEN + sizeof(struct txpd) + EXTRA_LEN)
#define MRVDRV_ETH_RX_PACKET_BUFFER_SIZE \
(ETH_FRAME_LEN + sizeof(struct rxpd) \
+ MRVDRV_SNAP_HEADER_LEN + EXTRA_LEN)
#define CMD_F_HOSTCMD (1 << 0)
#define FW_CAPINFO_WPA (1 << 0)
/** WPA key LENGTH*/
#define MRVL_MAX_KEY_WPA_KEY_LENGTH 32
#define KEY_LEN_WPA_AES 16
#define KEY_LEN_WPA_TKIP 32
#define KEY_LEN_WEP_104 13
#define KEY_LEN_WEP_40 5
#define RF_ANTENNA_1 0x1
#define RF_ANTENNA_2 0x2
#define RF_ANTENNA_AUTO 0xFFFF
#define BAND_B (0x01)
#define BAND_G (0x02)
#define ALL_802_11_BANDS (BAND_B | BAND_G)
/** MACRO DEFINITIONS */
#define CAL_NF(NF) ((s32)(-(s32)(NF)))
#define CAL_RSSI(SNR, NF) ((s32)((s32)(SNR) + CAL_NF(NF)))
#define SCAN_RSSI(RSSI) (0x100 - ((u8)(RSSI)))
#define DEFAULT_BCN_AVG_FACTOR 8
#define DEFAULT_DATA_AVG_FACTOR 8
#define AVG_SCALE 100
#define CAL_AVG_SNR_NF(AVG, SNRNF, N) \
(((AVG) == 0) ? ((u16)(SNRNF) * AVG_SCALE) : \
((((int)(AVG) * (N -1)) + ((u16)(SNRNF) * \
AVG_SCALE)) / N))
#define B_SUPPORTED_RATES 8
#define G_SUPPORTED_RATES 14
#define WLAN_SUPPORTED_RATES 14
#define MAX_LEDS 8
#define IS_MESH_FRAME(x) (x->cb[6])
#define SET_MESH_FRAME(x) (x->cb[6]=1)
#define UNSET_MESH_FRAME(x) (x->cb[6]=0)
/** Global Variable Declaration */
typedef struct _wlan_private wlan_private;
typedef struct _wlan_adapter wlan_adapter;
extern const char libertas_driver_version[];
extern u16 libertas_region_code_to_index[MRVDRV_MAX_REGION_CODE];
extern u8 libertas_supported_rates[G_SUPPORTED_RATES];
extern u8 libertas_adhoc_rates_g[G_SUPPORTED_RATES];
extern u8 libertas_adhoc_rates_b[4];
/** ENUM definition*/
/** SNRNF_TYPE */
enum SNRNF_TYPE {
TYPE_BEACON = 0,
TYPE_RXPD,
MAX_TYPE_B
};
/** SNRNF_DATA*/
enum SNRNF_DATA {
TYPE_NOAVG = 0,
TYPE_AVG,
MAX_TYPE_AVG
};
/** WLAN_802_11_POWER_MODE */
enum WLAN_802_11_POWER_MODE {
wlan802_11powermodecam,
wlan802_11powermodemax_psp,
wlan802_11Powermodefast_psp,
/*not a real mode, defined as an upper bound */
wlan802_11powemodemax
};
/** PS_STATE */
enum PS_STATE {
PS_STATE_FULL_POWER,
PS_STATE_AWAKE,
PS_STATE_PRE_SLEEP,
PS_STATE_SLEEP
};
/** DNLD_STATE */
enum DNLD_STATE {
DNLD_RES_RECEIVED,
DNLD_DATA_SENT,
DNLD_CMD_SENT
};
/** WLAN_MEDIA_STATE */
enum WLAN_MEDIA_STATE {
libertas_connected,
libertas_disconnected
};
/** WLAN_802_11_PRIVACY_FILTER */
enum WLAN_802_11_PRIVACY_FILTER {
wlan802_11privfilteracceptall,
wlan802_11privfilter8021xWEP
};
/** mv_ms_type */
enum mv_ms_type {
MVMS_DAT = 0,
MVMS_CMD = 1,
MVMS_TXDONE = 2,
MVMS_EVENT
};
/** SNMP_MIB_INDEX_e */
enum SNMP_MIB_INDEX_e {
desired_bsstype_i = 0,
op_rateset_i,
bcnperiod_i,
dtimperiod_i,
assocrsp_timeout_i,
rtsthresh_i,
short_retrylim_i,
long_retrylim_i,
fragthresh_i,
dot11d_i,
dot11h_i,
manufid_i,
prodID_i,
manuf_oui_i,
manuf_name_i,
manuf_prodname_i,
manuf_prodver_i,
};
/** KEY_TYPE_ID */
enum KEY_TYPE_ID {
KEY_TYPE_ID_WEP = 0,
KEY_TYPE_ID_TKIP,
KEY_TYPE_ID_AES
};
/** KEY_INFO_WPA (applies to both TKIP and AES/CCMP) */
enum KEY_INFO_WPA {
KEY_INFO_WPA_MCAST = 0x01,
KEY_INFO_WPA_UNICAST = 0x02,
KEY_INFO_WPA_ENABLED = 0x04
};
/** SNMP_MIB_VALUE_e */
enum SNMP_MIB_VALUE_e {
SNMP_MIB_VALUE_INFRA = 1,
SNMP_MIB_VALUE_ADHOC
};
/* Default values for fwt commands. */
#define FWT_DEFAULT_METRIC 0
#define FWT_DEFAULT_DIR 1
/* Default Rate, 11Mbps */
#define FWT_DEFAULT_RATE 3
#define FWT_DEFAULT_SSN 0xffffffff
#define FWT_DEFAULT_DSN 0
#define FWT_DEFAULT_HOPCOUNT 0
#define FWT_DEFAULT_TTL 0
#define FWT_DEFAULT_EXPIRATION 0
#define FWT_DEFAULT_SLEEPMODE 0
#define FWT_DEFAULT_SNR 0
#endif /* _WLAN_DEFS_H_ */