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authorKalle Valo <kvalo@codeaurora.org>2015-11-17 19:49:19 +0200
committerKalle Valo <kvalo@codeaurora.org>2015-11-18 11:18:34 +0200
commit30db0ca8bc78e9ba98c6c71edcd46ff6dd21cbf6 (patch)
treeb3f75ca6eeb8b9b5191a9fb1df9143baf61df322 /drivers/net/wireless/airo.c
parentd4a173040a1023e9e0443ea572f4685df406cde9 (diff)
downloadlinux-30db0ca8bc78e9ba98c6c71edcd46ff6dd21cbf6.tar.gz
airo: move under cisco vendor directory
Part of reorganising wireless drivers directory and Kconfig. Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
Diffstat (limited to 'drivers/net/wireless/airo.c')
-rw-r--r--drivers/net/wireless/airo.c8236
1 files changed, 0 insertions, 8236 deletions
diff --git a/drivers/net/wireless/airo.c b/drivers/net/wireless/airo.c
deleted file mode 100644
index 17c40f06f13e5..0000000000000
--- a/drivers/net/wireless/airo.c
+++ /dev/null
@@ -1,8236 +0,0 @@
-/*======================================================================
-
- Aironet driver for 4500 and 4800 series cards
-
- This code is released under both the GPL version 2 and BSD licenses.
- Either license may be used. The respective licenses are found at
- the end of this file.
-
- This code was developed by Benjamin Reed <breed@users.sourceforge.net>
- including portions of which come from the Aironet PC4500
- Developer's Reference Manual and used with permission. Copyright
- (C) 1999 Benjamin Reed. All Rights Reserved. Permission to use
- code in the Developer's manual was granted for this driver by
- Aironet. Major code contributions were received from Javier Achirica
- <achirica@users.sourceforge.net> and Jean Tourrilhes <jt@hpl.hp.com>.
- Code was also integrated from the Cisco Aironet driver for Linux.
- Support for MPI350 cards was added by Fabrice Bellet
- <fabrice@bellet.info>.
-
-======================================================================*/
-
-#include <linux/err.h>
-#include <linux/init.h>
-
-#include <linux/kernel.h>
-#include <linux/module.h>
-#include <linux/proc_fs.h>
-
-#include <linux/sched.h>
-#include <linux/ptrace.h>
-#include <linux/slab.h>
-#include <linux/string.h>
-#include <linux/timer.h>
-#include <linux/interrupt.h>
-#include <linux/in.h>
-#include <linux/bitops.h>
-#include <linux/scatterlist.h>
-#include <linux/crypto.h>
-#include <linux/io.h>
-#include <asm/unaligned.h>
-
-#include <linux/netdevice.h>
-#include <linux/etherdevice.h>
-#include <linux/skbuff.h>
-#include <linux/if_arp.h>
-#include <linux/ioport.h>
-#include <linux/pci.h>
-#include <linux/uaccess.h>
-#include <linux/kthread.h>
-#include <linux/freezer.h>
-
-#include <net/cfg80211.h>
-#include <net/iw_handler.h>
-
-#include "airo.h"
-
-#define DRV_NAME "airo"
-
-#ifdef CONFIG_PCI
-static const struct pci_device_id card_ids[] = {
- { 0x14b9, 1, PCI_ANY_ID, PCI_ANY_ID, },
- { 0x14b9, 0x4500, PCI_ANY_ID, PCI_ANY_ID },
- { 0x14b9, 0x4800, PCI_ANY_ID, PCI_ANY_ID, },
- { 0x14b9, 0x0340, PCI_ANY_ID, PCI_ANY_ID, },
- { 0x14b9, 0x0350, PCI_ANY_ID, PCI_ANY_ID, },
- { 0x14b9, 0x5000, PCI_ANY_ID, PCI_ANY_ID, },
- { 0x14b9, 0xa504, PCI_ANY_ID, PCI_ANY_ID, },
- { 0, }
-};
-MODULE_DEVICE_TABLE(pci, card_ids);
-
-static int airo_pci_probe(struct pci_dev *, const struct pci_device_id *);
-static void airo_pci_remove(struct pci_dev *);
-static int airo_pci_suspend(struct pci_dev *pdev, pm_message_t state);
-static int airo_pci_resume(struct pci_dev *pdev);
-
-static struct pci_driver airo_driver = {
- .name = DRV_NAME,
- .id_table = card_ids,
- .probe = airo_pci_probe,
- .remove = airo_pci_remove,
- .suspend = airo_pci_suspend,
- .resume = airo_pci_resume,
-};
-#endif /* CONFIG_PCI */
-
-/* Include Wireless Extension definition and check version - Jean II */
-#include <linux/wireless.h>
-#define WIRELESS_SPY /* enable iwspy support */
-
-#define CISCO_EXT /* enable Cisco extensions */
-#ifdef CISCO_EXT
-#include <linux/delay.h>
-#endif
-
-/* Hack to do some power saving */
-#define POWER_ON_DOWN
-
-/* As you can see this list is HUGH!
- I really don't know what a lot of these counts are about, but they
- are all here for completeness. If the IGNLABEL macro is put in
- infront of the label, that statistic will not be included in the list
- of statistics in the /proc filesystem */
-
-#define IGNLABEL(comment) NULL
-static const char *statsLabels[] = {
- "RxOverrun",
- IGNLABEL("RxPlcpCrcErr"),
- IGNLABEL("RxPlcpFormatErr"),
- IGNLABEL("RxPlcpLengthErr"),
- "RxMacCrcErr",
- "RxMacCrcOk",
- "RxWepErr",
- "RxWepOk",
- "RetryLong",
- "RetryShort",
- "MaxRetries",
- "NoAck",
- "NoCts",
- "RxAck",
- "RxCts",
- "TxAck",
- "TxRts",
- "TxCts",
- "TxMc",
- "TxBc",
- "TxUcFrags",
- "TxUcPackets",
- "TxBeacon",
- "RxBeacon",
- "TxSinColl",
- "TxMulColl",
- "DefersNo",
- "DefersProt",
- "DefersEngy",
- "DupFram",
- "RxFragDisc",
- "TxAged",
- "RxAged",
- "LostSync-MaxRetry",
- "LostSync-MissedBeacons",
- "LostSync-ArlExceeded",
- "LostSync-Deauth",
- "LostSync-Disassoced",
- "LostSync-TsfTiming",
- "HostTxMc",
- "HostTxBc",
- "HostTxUc",
- "HostTxFail",
- "HostRxMc",
- "HostRxBc",
- "HostRxUc",
- "HostRxDiscard",
- IGNLABEL("HmacTxMc"),
- IGNLABEL("HmacTxBc"),
- IGNLABEL("HmacTxUc"),
- IGNLABEL("HmacTxFail"),
- IGNLABEL("HmacRxMc"),
- IGNLABEL("HmacRxBc"),
- IGNLABEL("HmacRxUc"),
- IGNLABEL("HmacRxDiscard"),
- IGNLABEL("HmacRxAccepted"),
- "SsidMismatch",
- "ApMismatch",
- "RatesMismatch",
- "AuthReject",
- "AuthTimeout",
- "AssocReject",
- "AssocTimeout",
- IGNLABEL("ReasonOutsideTable"),
- IGNLABEL("ReasonStatus1"),
- IGNLABEL("ReasonStatus2"),
- IGNLABEL("ReasonStatus3"),
- IGNLABEL("ReasonStatus4"),
- IGNLABEL("ReasonStatus5"),
- IGNLABEL("ReasonStatus6"),
- IGNLABEL("ReasonStatus7"),
- IGNLABEL("ReasonStatus8"),
- IGNLABEL("ReasonStatus9"),
- IGNLABEL("ReasonStatus10"),
- IGNLABEL("ReasonStatus11"),
- IGNLABEL("ReasonStatus12"),
- IGNLABEL("ReasonStatus13"),
- IGNLABEL("ReasonStatus14"),
- IGNLABEL("ReasonStatus15"),
- IGNLABEL("ReasonStatus16"),
- IGNLABEL("ReasonStatus17"),
- IGNLABEL("ReasonStatus18"),
- IGNLABEL("ReasonStatus19"),
- "RxMan",
- "TxMan",
- "RxRefresh",
- "TxRefresh",
- "RxPoll",
- "TxPoll",
- "HostRetries",
- "LostSync-HostReq",
- "HostTxBytes",
- "HostRxBytes",
- "ElapsedUsec",
- "ElapsedSec",
- "LostSyncBetterAP",
- "PrivacyMismatch",
- "Jammed",
- "DiscRxNotWepped",
- "PhyEleMismatch",
- (char*)-1 };
-#ifndef RUN_AT
-#define RUN_AT(x) (jiffies+(x))
-#endif
-
-
-/* These variables are for insmod, since it seems that the rates
- can only be set in setup_card. Rates should be a comma separated
- (no spaces) list of rates (up to 8). */
-
-static int rates[8];
-static char *ssids[3];
-
-static int io[4];
-static int irq[4];
-
-static
-int maxencrypt /* = 0 */; /* The highest rate that the card can encrypt at.
- 0 means no limit. For old cards this was 4 */
-
-static int auto_wep /* = 0 */; /* If set, it tries to figure out the wep mode */
-static int aux_bap /* = 0 */; /* Checks to see if the aux ports are needed to read
- the bap, needed on some older cards and buses. */
-static int adhoc;
-
-static int probe = 1;
-
-static kuid_t proc_kuid;
-static int proc_uid /* = 0 */;
-
-static kgid_t proc_kgid;
-static int proc_gid /* = 0 */;
-
-static int airo_perm = 0555;
-
-static int proc_perm = 0644;
-
-MODULE_AUTHOR("Benjamin Reed");
-MODULE_DESCRIPTION("Support for Cisco/Aironet 802.11 wireless ethernet cards. "
- "Direct support for ISA/PCI/MPI cards and support for PCMCIA when used with airo_cs.");
-MODULE_LICENSE("Dual BSD/GPL");
-MODULE_SUPPORTED_DEVICE("Aironet 4500, 4800 and Cisco 340/350");
-module_param_array(io, int, NULL, 0);
-module_param_array(irq, int, NULL, 0);
-module_param_array(rates, int, NULL, 0);
-module_param_array(ssids, charp, NULL, 0);
-module_param(auto_wep, int, 0);
-MODULE_PARM_DESC(auto_wep,
- "If non-zero, the driver will keep looping through the authentication options until an association is made. "
- "The value of auto_wep is number of the wep keys to check. "
- "A value of 2 will try using the key at index 0 and index 1.");
-module_param(aux_bap, int, 0);
-MODULE_PARM_DESC(aux_bap,
- "If non-zero, the driver will switch into a mode that seems to work better for older cards with some older buses. "
- "Before switching it checks that the switch is needed.");
-module_param(maxencrypt, int, 0);
-MODULE_PARM_DESC(maxencrypt,
- "The maximum speed that the card can do encryption. "
- "Units are in 512kbs. "
- "Zero (default) means there is no limit. "
- "Older cards used to be limited to 2mbs (4).");
-module_param(adhoc, int, 0);
-MODULE_PARM_DESC(adhoc, "If non-zero, the card will start in adhoc mode.");
-module_param(probe, int, 0);
-MODULE_PARM_DESC(probe, "If zero, the driver won't start the card.");
-
-module_param(proc_uid, int, 0);
-MODULE_PARM_DESC(proc_uid, "The uid that the /proc files will belong to.");
-module_param(proc_gid, int, 0);
-MODULE_PARM_DESC(proc_gid, "The gid that the /proc files will belong to.");
-module_param(airo_perm, int, 0);
-MODULE_PARM_DESC(airo_perm, "The permission bits of /proc/[driver/]aironet.");
-module_param(proc_perm, int, 0);
-MODULE_PARM_DESC(proc_perm, "The permission bits of the files in /proc");
-
-/* This is a kind of sloppy hack to get this information to OUT4500 and
- IN4500. I would be extremely interested in the situation where this
- doesn't work though!!! */
-static int do8bitIO /* = 0 */;
-
-/* Return codes */
-#define SUCCESS 0
-#define ERROR -1
-#define NO_PACKET -2
-
-/* Commands */
-#define NOP2 0x0000
-#define MAC_ENABLE 0x0001
-#define MAC_DISABLE 0x0002
-#define CMD_LOSE_SYNC 0x0003 /* Not sure what this does... */
-#define CMD_SOFTRESET 0x0004
-#define HOSTSLEEP 0x0005
-#define CMD_MAGIC_PKT 0x0006
-#define CMD_SETWAKEMASK 0x0007
-#define CMD_READCFG 0x0008
-#define CMD_SETMODE 0x0009
-#define CMD_ALLOCATETX 0x000a
-#define CMD_TRANSMIT 0x000b
-#define CMD_DEALLOCATETX 0x000c
-#define NOP 0x0010
-#define CMD_WORKAROUND 0x0011
-#define CMD_ALLOCATEAUX 0x0020
-#define CMD_ACCESS 0x0021
-#define CMD_PCIBAP 0x0022
-#define CMD_PCIAUX 0x0023
-#define CMD_ALLOCBUF 0x0028
-#define CMD_GETTLV 0x0029
-#define CMD_PUTTLV 0x002a
-#define CMD_DELTLV 0x002b
-#define CMD_FINDNEXTTLV 0x002c
-#define CMD_PSPNODES 0x0030
-#define CMD_SETCW 0x0031
-#define CMD_SETPCF 0x0032
-#define CMD_SETPHYREG 0x003e
-#define CMD_TXTEST 0x003f
-#define MAC_ENABLETX 0x0101
-#define CMD_LISTBSS 0x0103
-#define CMD_SAVECFG 0x0108
-#define CMD_ENABLEAUX 0x0111
-#define CMD_WRITERID 0x0121
-#define CMD_USEPSPNODES 0x0130
-#define MAC_ENABLERX 0x0201
-
-/* Command errors */
-#define ERROR_QUALIF 0x00
-#define ERROR_ILLCMD 0x01
-#define ERROR_ILLFMT 0x02
-#define ERROR_INVFID 0x03
-#define ERROR_INVRID 0x04
-#define ERROR_LARGE 0x05
-#define ERROR_NDISABL 0x06
-#define ERROR_ALLOCBSY 0x07
-#define ERROR_NORD 0x0B
-#define ERROR_NOWR 0x0C
-#define ERROR_INVFIDTX 0x0D
-#define ERROR_TESTACT 0x0E
-#define ERROR_TAGNFND 0x12
-#define ERROR_DECODE 0x20
-#define ERROR_DESCUNAV 0x21
-#define ERROR_BADLEN 0x22
-#define ERROR_MODE 0x80
-#define ERROR_HOP 0x81
-#define ERROR_BINTER 0x82
-#define ERROR_RXMODE 0x83
-#define ERROR_MACADDR 0x84
-#define ERROR_RATES 0x85
-#define ERROR_ORDER 0x86
-#define ERROR_SCAN 0x87
-#define ERROR_AUTH 0x88
-#define ERROR_PSMODE 0x89
-#define ERROR_RTYPE 0x8A
-#define ERROR_DIVER 0x8B
-#define ERROR_SSID 0x8C
-#define ERROR_APLIST 0x8D
-#define ERROR_AUTOWAKE 0x8E
-#define ERROR_LEAP 0x8F
-
-/* Registers */
-#define COMMAND 0x00
-#define PARAM0 0x02
-#define PARAM1 0x04
-#define PARAM2 0x06
-#define STATUS 0x08
-#define RESP0 0x0a
-#define RESP1 0x0c
-#define RESP2 0x0e
-#define LINKSTAT 0x10
-#define SELECT0 0x18
-#define OFFSET0 0x1c
-#define RXFID 0x20
-#define TXALLOCFID 0x22
-#define TXCOMPLFID 0x24
-#define DATA0 0x36
-#define EVSTAT 0x30
-#define EVINTEN 0x32
-#define EVACK 0x34
-#define SWS0 0x28
-#define SWS1 0x2a
-#define SWS2 0x2c
-#define SWS3 0x2e
-#define AUXPAGE 0x3A
-#define AUXOFF 0x3C
-#define AUXDATA 0x3E
-
-#define FID_TX 1
-#define FID_RX 2
-/* Offset into aux memory for descriptors */
-#define AUX_OFFSET 0x800
-/* Size of allocated packets */
-#define PKTSIZE 1840
-#define RIDSIZE 2048
-/* Size of the transmit queue */
-#define MAXTXQ 64
-
-/* BAP selectors */
-#define BAP0 0 /* Used for receiving packets */
-#define BAP1 2 /* Used for xmiting packets and working with RIDS */
-
-/* Flags */
-#define COMMAND_BUSY 0x8000
-
-#define BAP_BUSY 0x8000
-#define BAP_ERR 0x4000
-#define BAP_DONE 0x2000
-
-#define PROMISC 0xffff
-#define NOPROMISC 0x0000
-
-#define EV_CMD 0x10
-#define EV_CLEARCOMMANDBUSY 0x4000
-#define EV_RX 0x01
-#define EV_TX 0x02
-#define EV_TXEXC 0x04
-#define EV_ALLOC 0x08
-#define EV_LINK 0x80
-#define EV_AWAKE 0x100
-#define EV_TXCPY 0x400
-#define EV_UNKNOWN 0x800
-#define EV_MIC 0x1000 /* Message Integrity Check Interrupt */
-#define EV_AWAKEN 0x2000
-#define STATUS_INTS (EV_AWAKE|EV_LINK|EV_TXEXC|EV_TX|EV_TXCPY|EV_RX|EV_MIC)
-
-#ifdef CHECK_UNKNOWN_INTS
-#define IGNORE_INTS ( EV_CMD | EV_UNKNOWN)
-#else
-#define IGNORE_INTS (~STATUS_INTS)
-#endif
-
-/* RID TYPES */
-#define RID_RW 0x20
-
-/* The RIDs */
-#define RID_CAPABILITIES 0xFF00
-#define RID_APINFO 0xFF01
-#define RID_RADIOINFO 0xFF02
-#define RID_UNKNOWN3 0xFF03
-#define RID_RSSI 0xFF04
-#define RID_CONFIG 0xFF10
-#define RID_SSID 0xFF11
-#define RID_APLIST 0xFF12
-#define RID_DRVNAME 0xFF13
-#define RID_ETHERENCAP 0xFF14
-#define RID_WEP_TEMP 0xFF15
-#define RID_WEP_PERM 0xFF16
-#define RID_MODULATION 0xFF17
-#define RID_OPTIONS 0xFF18
-#define RID_ACTUALCONFIG 0xFF20 /*readonly*/
-#define RID_FACTORYCONFIG 0xFF21
-#define RID_UNKNOWN22 0xFF22
-#define RID_LEAPUSERNAME 0xFF23
-#define RID_LEAPPASSWORD 0xFF24
-#define RID_STATUS 0xFF50
-#define RID_BEACON_HST 0xFF51
-#define RID_BUSY_HST 0xFF52
-#define RID_RETRIES_HST 0xFF53
-#define RID_UNKNOWN54 0xFF54
-#define RID_UNKNOWN55 0xFF55
-#define RID_UNKNOWN56 0xFF56
-#define RID_MIC 0xFF57
-#define RID_STATS16 0xFF60
-#define RID_STATS16DELTA 0xFF61
-#define RID_STATS16DELTACLEAR 0xFF62
-#define RID_STATS 0xFF68
-#define RID_STATSDELTA 0xFF69
-#define RID_STATSDELTACLEAR 0xFF6A
-#define RID_ECHOTEST_RID 0xFF70
-#define RID_ECHOTEST_RESULTS 0xFF71
-#define RID_BSSLISTFIRST 0xFF72
-#define RID_BSSLISTNEXT 0xFF73
-#define RID_WPA_BSSLISTFIRST 0xFF74
-#define RID_WPA_BSSLISTNEXT 0xFF75
-
-typedef struct {
- u16 cmd;
- u16 parm0;
- u16 parm1;
- u16 parm2;
-} Cmd;
-
-typedef struct {
- u16 status;
- u16 rsp0;
- u16 rsp1;
- u16 rsp2;
-} Resp;
-
-/*
- * Rids and endian-ness: The Rids will always be in cpu endian, since
- * this all the patches from the big-endian guys end up doing that.
- * so all rid access should use the read/writeXXXRid routines.
- */
-
-/* This structure came from an email sent to me from an engineer at
- aironet for inclusion into this driver */
-typedef struct WepKeyRid WepKeyRid;
-struct WepKeyRid {
- __le16 len;
- __le16 kindex;
- u8 mac[ETH_ALEN];
- __le16 klen;
- u8 key[16];
-} __packed;
-
-/* These structures are from the Aironet's PC4500 Developers Manual */
-typedef struct Ssid Ssid;
-struct Ssid {
- __le16 len;
- u8 ssid[32];
-} __packed;
-
-typedef struct SsidRid SsidRid;
-struct SsidRid {
- __le16 len;
- Ssid ssids[3];
-} __packed;
-
-typedef struct ModulationRid ModulationRid;
-struct ModulationRid {
- __le16 len;
- __le16 modulation;
-#define MOD_DEFAULT cpu_to_le16(0)
-#define MOD_CCK cpu_to_le16(1)
-#define MOD_MOK cpu_to_le16(2)
-} __packed;
-
-typedef struct ConfigRid ConfigRid;
-struct ConfigRid {
- __le16 len; /* sizeof(ConfigRid) */
- __le16 opmode; /* operating mode */
-#define MODE_STA_IBSS cpu_to_le16(0)
-#define MODE_STA_ESS cpu_to_le16(1)
-#define MODE_AP cpu_to_le16(2)
-#define MODE_AP_RPTR cpu_to_le16(3)
-#define MODE_CFG_MASK cpu_to_le16(0xff)
-#define MODE_ETHERNET_HOST cpu_to_le16(0<<8) /* rx payloads converted */
-#define MODE_LLC_HOST cpu_to_le16(1<<8) /* rx payloads left as is */
-#define MODE_AIRONET_EXTEND cpu_to_le16(1<<9) /* enable Aironet extenstions */
-#define MODE_AP_INTERFACE cpu_to_le16(1<<10) /* enable ap interface extensions */
-#define MODE_ANTENNA_ALIGN cpu_to_le16(1<<11) /* enable antenna alignment */
-#define MODE_ETHER_LLC cpu_to_le16(1<<12) /* enable ethernet LLC */
-#define MODE_LEAF_NODE cpu_to_le16(1<<13) /* enable leaf node bridge */
-#define MODE_CF_POLLABLE cpu_to_le16(1<<14) /* enable CF pollable */
-#define MODE_MIC cpu_to_le16(1<<15) /* enable MIC */
- __le16 rmode; /* receive mode */
-#define RXMODE_BC_MC_ADDR cpu_to_le16(0)
-#define RXMODE_BC_ADDR cpu_to_le16(1) /* ignore multicasts */
-#define RXMODE_ADDR cpu_to_le16(2) /* ignore multicast and broadcast */
-#define RXMODE_RFMON cpu_to_le16(3) /* wireless monitor mode */
-#define RXMODE_RFMON_ANYBSS cpu_to_le16(4)
-#define RXMODE_LANMON cpu_to_le16(5) /* lan style monitor -- data packets only */
-#define RXMODE_MASK cpu_to_le16(255)
-#define RXMODE_DISABLE_802_3_HEADER cpu_to_le16(1<<8) /* disables 802.3 header on rx */
-#define RXMODE_FULL_MASK (RXMODE_MASK | RXMODE_DISABLE_802_3_HEADER)
-#define RXMODE_NORMALIZED_RSSI cpu_to_le16(1<<9) /* return normalized RSSI */
- __le16 fragThresh;
- __le16 rtsThres;
- u8 macAddr[ETH_ALEN];
- u8 rates[8];
- __le16 shortRetryLimit;
- __le16 longRetryLimit;
- __le16 txLifetime; /* in kusec */
- __le16 rxLifetime; /* in kusec */
- __le16 stationary;
- __le16 ordering;
- __le16 u16deviceType; /* for overriding device type */
- __le16 cfpRate;
- __le16 cfpDuration;
- __le16 _reserved1[3];
- /*---------- Scanning/Associating ----------*/
- __le16 scanMode;
-#define SCANMODE_ACTIVE cpu_to_le16(0)
-#define SCANMODE_PASSIVE cpu_to_le16(1)
-#define SCANMODE_AIROSCAN cpu_to_le16(2)
- __le16 probeDelay; /* in kusec */
- __le16 probeEnergyTimeout; /* in kusec */
- __le16 probeResponseTimeout;
- __le16 beaconListenTimeout;
- __le16 joinNetTimeout;
- __le16 authTimeout;
- __le16 authType;
-#define AUTH_OPEN cpu_to_le16(0x1)
-#define AUTH_ENCRYPT cpu_to_le16(0x101)
-#define AUTH_SHAREDKEY cpu_to_le16(0x102)
-#define AUTH_ALLOW_UNENCRYPTED cpu_to_le16(0x200)
- __le16 associationTimeout;
- __le16 specifiedApTimeout;
- __le16 offlineScanInterval;
- __le16 offlineScanDuration;
- __le16 linkLossDelay;
- __le16 maxBeaconLostTime;
- __le16 refreshInterval;
-#define DISABLE_REFRESH cpu_to_le16(0xFFFF)
- __le16 _reserved1a[1];
- /*---------- Power save operation ----------*/
- __le16 powerSaveMode;
-#define POWERSAVE_CAM cpu_to_le16(0)
-#define POWERSAVE_PSP cpu_to_le16(1)
-#define POWERSAVE_PSPCAM cpu_to_le16(2)
- __le16 sleepForDtims;
- __le16 listenInterval;
- __le16 fastListenInterval;
- __le16 listenDecay;
- __le16 fastListenDelay;
- __le16 _reserved2[2];
- /*---------- Ap/Ibss config items ----------*/
- __le16 beaconPeriod;
- __le16 atimDuration;
- __le16 hopPeriod;
- __le16 channelSet;
- __le16 channel;
- __le16 dtimPeriod;
- __le16 bridgeDistance;
- __le16 radioID;
- /*---------- Radio configuration ----------*/
- __le16 radioType;
-#define RADIOTYPE_DEFAULT cpu_to_le16(0)
-#define RADIOTYPE_802_11 cpu_to_le16(1)
-#define RADIOTYPE_LEGACY cpu_to_le16(2)
- u8 rxDiversity;
- u8 txDiversity;
- __le16 txPower;
-#define TXPOWER_DEFAULT 0
- __le16 rssiThreshold;
-#define RSSI_DEFAULT 0
- __le16 modulation;
-#define PREAMBLE_AUTO cpu_to_le16(0)
-#define PREAMBLE_LONG cpu_to_le16(1)
-#define PREAMBLE_SHORT cpu_to_le16(2)
- __le16 preamble;
- __le16 homeProduct;
- __le16 radioSpecific;
- /*---------- Aironet Extensions ----------*/
- u8 nodeName[16];
- __le16 arlThreshold;
- __le16 arlDecay;
- __le16 arlDelay;
- __le16 _reserved4[1];
- /*---------- Aironet Extensions ----------*/
- u8 magicAction;
-#define MAGIC_ACTION_STSCHG 1
-#define MAGIC_ACTION_RESUME 2
-#define MAGIC_IGNORE_MCAST (1<<8)
-#define MAGIC_IGNORE_BCAST (1<<9)
-#define MAGIC_SWITCH_TO_PSP (0<<10)
-#define MAGIC_STAY_IN_CAM (1<<10)
- u8 magicControl;
- __le16 autoWake;
-} __packed;
-
-typedef struct StatusRid StatusRid;
-struct StatusRid {
- __le16 len;
- u8 mac[ETH_ALEN];
- __le16 mode;
- __le16 errorCode;
- __le16 sigQuality;
- __le16 SSIDlen;
- char SSID[32];
- char apName[16];
- u8 bssid[4][ETH_ALEN];
- __le16 beaconPeriod;
- __le16 dimPeriod;
- __le16 atimDuration;
- __le16 hopPeriod;
- __le16 channelSet;
- __le16 channel;
- __le16 hopsToBackbone;
- __le16 apTotalLoad;
- __le16 generatedLoad;
- __le16 accumulatedArl;
- __le16 signalQuality;
- __le16 currentXmitRate;
- __le16 apDevExtensions;
- __le16 normalizedSignalStrength;
- __le16 shortPreamble;
- u8 apIP[4];
- u8 noisePercent; /* Noise percent in last second */
- u8 noisedBm; /* Noise dBm in last second */
- u8 noiseAvePercent; /* Noise percent in last minute */
- u8 noiseAvedBm; /* Noise dBm in last minute */
- u8 noiseMaxPercent; /* Highest noise percent in last minute */
- u8 noiseMaxdBm; /* Highest noise dbm in last minute */
- __le16 load;
- u8 carrier[4];
- __le16 assocStatus;
-#define STAT_NOPACKETS 0
-#define STAT_NOCARRIERSET 10
-#define STAT_GOTCARRIERSET 11
-#define STAT_WRONGSSID 20
-#define STAT_BADCHANNEL 25
-#define STAT_BADBITRATES 30
-#define STAT_BADPRIVACY 35
-#define STAT_APFOUND 40
-#define STAT_APREJECTED 50
-#define STAT_AUTHENTICATING 60
-#define STAT_DEAUTHENTICATED 61
-#define STAT_AUTHTIMEOUT 62
-#define STAT_ASSOCIATING 70
-#define STAT_DEASSOCIATED 71
-#define STAT_ASSOCTIMEOUT 72
-#define STAT_NOTAIROAP 73
-#define STAT_ASSOCIATED 80
-#define STAT_LEAPING 90
-#define STAT_LEAPFAILED 91
-#define STAT_LEAPTIMEDOUT 92
-#define STAT_LEAPCOMPLETE 93
-} __packed;
-
-typedef struct StatsRid StatsRid;
-struct StatsRid {
- __le16 len;
- __le16 spacer;
- __le32 vals[100];
-} __packed;
-
-typedef struct APListRid APListRid;
-struct APListRid {
- __le16 len;
- u8 ap[4][ETH_ALEN];
-} __packed;
-
-typedef struct CapabilityRid CapabilityRid;
-struct CapabilityRid {
- __le16 len;
- char oui[3];
- char zero;
- __le16 prodNum;
- char manName[32];
- char prodName[16];
- char prodVer[8];
- char factoryAddr[ETH_ALEN];
- char aironetAddr[ETH_ALEN];
- __le16 radioType;
- __le16 country;
- char callid[ETH_ALEN];
- char supportedRates[8];
- char rxDiversity;
- char txDiversity;
- __le16 txPowerLevels[8];
- __le16 hardVer;
- __le16 hardCap;
- __le16 tempRange;
- __le16 softVer;
- __le16 softSubVer;
- __le16 interfaceVer;
- __le16 softCap;
- __le16 bootBlockVer;
- __le16 requiredHard;
- __le16 extSoftCap;
-} __packed;
-
-/* Only present on firmware >= 5.30.17 */
-typedef struct BSSListRidExtra BSSListRidExtra;
-struct BSSListRidExtra {
- __le16 unknown[4];
- u8 fixed[12]; /* WLAN management frame */
- u8 iep[624];
-} __packed;
-
-typedef struct BSSListRid BSSListRid;
-struct BSSListRid {
- __le16 len;
- __le16 index; /* First is 0 and 0xffff means end of list */
-#define RADIO_FH 1 /* Frequency hopping radio type */
-#define RADIO_DS 2 /* Direct sequence radio type */
-#define RADIO_TMA 4 /* Proprietary radio used in old cards (2500) */
- __le16 radioType;
- u8 bssid[ETH_ALEN]; /* Mac address of the BSS */
- u8 zero;
- u8 ssidLen;
- u8 ssid[32];
- __le16 dBm;
-#define CAP_ESS cpu_to_le16(1<<0)
-#define CAP_IBSS cpu_to_le16(1<<1)
-#define CAP_PRIVACY cpu_to_le16(1<<4)
-#define CAP_SHORTHDR cpu_to_le16(1<<5)
- __le16 cap;
- __le16 beaconInterval;
- u8 rates[8]; /* Same as rates for config rid */
- struct { /* For frequency hopping only */
- __le16 dwell;
- u8 hopSet;
- u8 hopPattern;
- u8 hopIndex;
- u8 fill;
- } fh;
- __le16 dsChannel;
- __le16 atimWindow;
-
- /* Only present on firmware >= 5.30.17 */
- BSSListRidExtra extra;
-} __packed;
-
-typedef struct {
- BSSListRid bss;
- struct list_head list;
-} BSSListElement;
-
-typedef struct tdsRssiEntry tdsRssiEntry;
-struct tdsRssiEntry {
- u8 rssipct;
- u8 rssidBm;
-} __packed;
-
-typedef struct tdsRssiRid tdsRssiRid;
-struct tdsRssiRid {
- u16 len;
- tdsRssiEntry x[256];
-} __packed;
-
-typedef struct MICRid MICRid;
-struct MICRid {
- __le16 len;
- __le16 state;
- __le16 multicastValid;
- u8 multicast[16];
- __le16 unicastValid;
- u8 unicast[16];
-} __packed;
-
-typedef struct MICBuffer MICBuffer;
-struct MICBuffer {
- __be16 typelen;
-
- union {
- u8 snap[8];
- struct {
- u8 dsap;
- u8 ssap;
- u8 control;
- u8 orgcode[3];
- u8 fieldtype[2];
- } llc;
- } u;
- __be32 mic;
- __be32 seq;
-} __packed;
-
-typedef struct {
- u8 da[ETH_ALEN];
- u8 sa[ETH_ALEN];
-} etherHead;
-
-#define TXCTL_TXOK (1<<1) /* report if tx is ok */
-#define TXCTL_TXEX (1<<2) /* report if tx fails */
-#define TXCTL_802_3 (0<<3) /* 802.3 packet */
-#define TXCTL_802_11 (1<<3) /* 802.11 mac packet */
-#define TXCTL_ETHERNET (0<<4) /* payload has ethertype */
-#define TXCTL_LLC (1<<4) /* payload is llc */
-#define TXCTL_RELEASE (0<<5) /* release after completion */
-#define TXCTL_NORELEASE (1<<5) /* on completion returns to host */
-
-#define BUSY_FID 0x10000
-
-#ifdef CISCO_EXT
-#define AIROMAGIC 0xa55a
-/* Warning : SIOCDEVPRIVATE may disapear during 2.5.X - Jean II */
-#ifdef SIOCIWFIRSTPRIV
-#ifdef SIOCDEVPRIVATE
-#define AIROOLDIOCTL SIOCDEVPRIVATE
-#define AIROOLDIDIFC AIROOLDIOCTL + 1
-#endif /* SIOCDEVPRIVATE */
-#else /* SIOCIWFIRSTPRIV */
-#define SIOCIWFIRSTPRIV SIOCDEVPRIVATE
-#endif /* SIOCIWFIRSTPRIV */
-/* This may be wrong. When using the new SIOCIWFIRSTPRIV range, we probably
- * should use only "GET" ioctls (last bit set to 1). "SET" ioctls are root
- * only and don't return the modified struct ifreq to the application which
- * is usually a problem. - Jean II */
-#define AIROIOCTL SIOCIWFIRSTPRIV
-#define AIROIDIFC AIROIOCTL + 1
-
-/* Ioctl constants to be used in airo_ioctl.command */
-
-#define AIROGCAP 0 // Capability rid
-#define AIROGCFG 1 // USED A LOT
-#define AIROGSLIST 2 // System ID list
-#define AIROGVLIST 3 // List of specified AP's
-#define AIROGDRVNAM 4 // NOTUSED
-#define AIROGEHTENC 5 // NOTUSED
-#define AIROGWEPKTMP 6
-#define AIROGWEPKNV 7
-#define AIROGSTAT 8
-#define AIROGSTATSC32 9
-#define AIROGSTATSD32 10
-#define AIROGMICRID 11
-#define AIROGMICSTATS 12
-#define AIROGFLAGS 13
-#define AIROGID 14
-#define AIRORRID 15
-#define AIRORSWVERSION 17
-
-/* Leave gap of 40 commands after AIROGSTATSD32 for future */
-
-#define AIROPCAP AIROGSTATSD32 + 40
-#define AIROPVLIST AIROPCAP + 1
-#define AIROPSLIST AIROPVLIST + 1
-#define AIROPCFG AIROPSLIST + 1
-#define AIROPSIDS AIROPCFG + 1
-#define AIROPAPLIST AIROPSIDS + 1
-#define AIROPMACON AIROPAPLIST + 1 /* Enable mac */
-#define AIROPMACOFF AIROPMACON + 1 /* Disable mac */
-#define AIROPSTCLR AIROPMACOFF + 1
-#define AIROPWEPKEY AIROPSTCLR + 1
-#define AIROPWEPKEYNV AIROPWEPKEY + 1
-#define AIROPLEAPPWD AIROPWEPKEYNV + 1
-#define AIROPLEAPUSR AIROPLEAPPWD + 1
-
-/* Flash codes */
-
-#define AIROFLSHRST AIROPWEPKEYNV + 40
-#define AIROFLSHGCHR AIROFLSHRST + 1
-#define AIROFLSHSTFL AIROFLSHGCHR + 1
-#define AIROFLSHPCHR AIROFLSHSTFL + 1
-#define AIROFLPUTBUF AIROFLSHPCHR + 1
-#define AIRORESTART AIROFLPUTBUF + 1
-
-#define FLASHSIZE 32768
-#define AUXMEMSIZE (256 * 1024)
-
-typedef struct aironet_ioctl {
- unsigned short command; // What to do
- unsigned short len; // Len of data
- unsigned short ridnum; // rid number
- unsigned char __user *data; // d-data
-} aironet_ioctl;
-
-static const char swversion[] = "2.1";
-#endif /* CISCO_EXT */
-
-#define NUM_MODULES 2
-#define MIC_MSGLEN_MAX 2400
-#define EMMH32_MSGLEN_MAX MIC_MSGLEN_MAX
-#define AIRO_DEF_MTU 2312
-
-typedef struct {
- u32 size; // size
- u8 enabled; // MIC enabled or not
- u32 rxSuccess; // successful packets received
- u32 rxIncorrectMIC; // pkts dropped due to incorrect MIC comparison
- u32 rxNotMICed; // pkts dropped due to not being MIC'd
- u32 rxMICPlummed; // pkts dropped due to not having a MIC plummed
- u32 rxWrongSequence; // pkts dropped due to sequence number violation
- u32 reserve[32];
-} mic_statistics;
-
-typedef struct {
- u32 coeff[((EMMH32_MSGLEN_MAX)+3)>>2];
- u64 accum; // accumulated mic, reduced to u32 in final()
- int position; // current position (byte offset) in message
- union {
- u8 d8[4];
- __be32 d32;
- } part; // saves partial message word across update() calls
-} emmh32_context;
-
-typedef struct {
- emmh32_context seed; // Context - the seed
- u32 rx; // Received sequence number
- u32 tx; // Tx sequence number
- u32 window; // Start of window
- u8 valid; // Flag to say if context is valid or not
- u8 key[16];
-} miccntx;
-
-typedef struct {
- miccntx mCtx; // Multicast context
- miccntx uCtx; // Unicast context
-} mic_module;
-
-typedef struct {
- unsigned int rid: 16;
- unsigned int len: 15;
- unsigned int valid: 1;
- dma_addr_t host_addr;
-} Rid;
-
-typedef struct {
- unsigned int offset: 15;
- unsigned int eoc: 1;
- unsigned int len: 15;
- unsigned int valid: 1;
- dma_addr_t host_addr;
-} TxFid;
-
-struct rx_hdr {
- __le16 status, len;
- u8 rssi[2];
- u8 rate;
- u8 freq;
- __le16 tmp[4];
-} __packed;
-
-typedef struct {
- unsigned int ctl: 15;
- unsigned int rdy: 1;
- unsigned int len: 15;
- unsigned int valid: 1;
- dma_addr_t host_addr;
-} RxFid;
-
-/*
- * Host receive descriptor
- */
-typedef struct {
- unsigned char __iomem *card_ram_off; /* offset into card memory of the
- desc */
- RxFid rx_desc; /* card receive descriptor */
- char *virtual_host_addr; /* virtual address of host receive
- buffer */
- int pending;
-} HostRxDesc;
-
-/*
- * Host transmit descriptor
- */
-typedef struct {
- unsigned char __iomem *card_ram_off; /* offset into card memory of the
- desc */
- TxFid tx_desc; /* card transmit descriptor */
- char *virtual_host_addr; /* virtual address of host receive
- buffer */
- int pending;
-} HostTxDesc;
-
-/*
- * Host RID descriptor
- */
-typedef struct {
- unsigned char __iomem *card_ram_off; /* offset into card memory of the
- descriptor */
- Rid rid_desc; /* card RID descriptor */
- char *virtual_host_addr; /* virtual address of host receive
- buffer */
-} HostRidDesc;
-
-typedef struct {
- u16 sw0;
- u16 sw1;
- u16 status;
- u16 len;
-#define HOST_SET (1 << 0)
-#define HOST_INT_TX (1 << 1) /* Interrupt on successful TX */
-#define HOST_INT_TXERR (1 << 2) /* Interrupt on unseccessful TX */
-#define HOST_LCC_PAYLOAD (1 << 4) /* LLC payload, 0 = Ethertype */
-#define HOST_DONT_RLSE (1 << 5) /* Don't release buffer when done */
-#define HOST_DONT_RETRY (1 << 6) /* Don't retry trasmit */
-#define HOST_CLR_AID (1 << 7) /* clear AID failure */
-#define HOST_RTS (1 << 9) /* Force RTS use */
-#define HOST_SHORT (1 << 10) /* Do short preamble */
- u16 ctl;
- u16 aid;
- u16 retries;
- u16 fill;
-} TxCtlHdr;
-
-typedef struct {
- u16 ctl;
- u16 duration;
- char addr1[6];
- char addr2[6];
- char addr3[6];
- u16 seq;
- char addr4[6];
-} WifiHdr;
-
-
-typedef struct {
- TxCtlHdr ctlhdr;
- u16 fill1;
- u16 fill2;
- WifiHdr wifihdr;
- u16 gaplen;
- u16 status;
-} WifiCtlHdr;
-
-static WifiCtlHdr wifictlhdr8023 = {
- .ctlhdr = {
- .ctl = HOST_DONT_RLSE,
- }
-};
-
-// A few details needed for WEP (Wireless Equivalent Privacy)
-#define MAX_KEY_SIZE 13 // 128 (?) bits
-#define MIN_KEY_SIZE 5 // 40 bits RC4 - WEP
-typedef struct wep_key_t {
- u16 len;
- u8 key[16]; /* 40-bit and 104-bit keys */
-} wep_key_t;
-
-/* List of Wireless Handlers (new API) */
-static const struct iw_handler_def airo_handler_def;
-
-static const char version[] = "airo.c 0.6 (Ben Reed & Javier Achirica)";
-
-struct airo_info;
-
-static int get_dec_u16( char *buffer, int *start, int limit );
-static void OUT4500( struct airo_info *, u16 register, u16 value );
-static unsigned short IN4500( struct airo_info *, u16 register );
-static u16 setup_card(struct airo_info*, u8 *mac, int lock);
-static int enable_MAC(struct airo_info *ai, int lock);
-static void disable_MAC(struct airo_info *ai, int lock);
-static void enable_interrupts(struct airo_info*);
-static void disable_interrupts(struct airo_info*);
-static u16 issuecommand(struct airo_info*, Cmd *pCmd, Resp *pRsp);
-static int bap_setup(struct airo_info*, u16 rid, u16 offset, int whichbap);
-static int aux_bap_read(struct airo_info*, __le16 *pu16Dst, int bytelen,
- int whichbap);
-static int fast_bap_read(struct airo_info*, __le16 *pu16Dst, int bytelen,
- int whichbap);
-static int bap_write(struct airo_info*, const __le16 *pu16Src, int bytelen,
- int whichbap);
-static int PC4500_accessrid(struct airo_info*, u16 rid, u16 accmd);
-static int PC4500_readrid(struct airo_info*, u16 rid, void *pBuf, int len, int lock);
-static int PC4500_writerid(struct airo_info*, u16 rid, const void
- *pBuf, int len, int lock);
-static int do_writerid( struct airo_info*, u16 rid, const void *rid_data,
- int len, int dummy );
-static u16 transmit_allocate(struct airo_info*, int lenPayload, int raw);
-static int transmit_802_3_packet(struct airo_info*, int len, char *pPacket);
-static int transmit_802_11_packet(struct airo_info*, int len, char *pPacket);
-
-static int mpi_send_packet (struct net_device *dev);
-static void mpi_unmap_card(struct pci_dev *pci);
-static void mpi_receive_802_3(struct airo_info *ai);
-static void mpi_receive_802_11(struct airo_info *ai);
-static int waitbusy (struct airo_info *ai);
-
-static irqreturn_t airo_interrupt( int irq, void* dev_id);
-static int airo_thread(void *data);
-static void timer_func( struct net_device *dev );
-static int airo_ioctl(struct net_device *dev, struct ifreq *rq, int cmd);
-static struct iw_statistics *airo_get_wireless_stats (struct net_device *dev);
-static void airo_read_wireless_stats (struct airo_info *local);
-#ifdef CISCO_EXT
-static int readrids(struct net_device *dev, aironet_ioctl *comp);
-static int writerids(struct net_device *dev, aironet_ioctl *comp);
-static int flashcard(struct net_device *dev, aironet_ioctl *comp);
-#endif /* CISCO_EXT */
-static void micinit(struct airo_info *ai);
-static int micsetup(struct airo_info *ai);
-static int encapsulate(struct airo_info *ai, etherHead *pPacket, MICBuffer *buffer, int len);
-static int decapsulate(struct airo_info *ai, MICBuffer *mic, etherHead *pPacket, u16 payLen);
-
-static u8 airo_rssi_to_dbm (tdsRssiEntry *rssi_rid, u8 rssi);
-static u8 airo_dbm_to_pct (tdsRssiEntry *rssi_rid, u8 dbm);
-
-static void airo_networks_free(struct airo_info *ai);
-
-struct airo_info {
- struct net_device *dev;
- struct list_head dev_list;
- /* Note, we can have MAX_FIDS outstanding. FIDs are 16-bits, so we
- use the high bit to mark whether it is in use. */
-#define MAX_FIDS 6
-#define MPI_MAX_FIDS 1
- u32 fids[MAX_FIDS];
- ConfigRid config;
- char keyindex; // Used with auto wep
- char defindex; // Used with auto wep
- struct proc_dir_entry *proc_entry;
- spinlock_t aux_lock;
-#define FLAG_RADIO_OFF 0 /* User disabling of MAC */
-#define FLAG_RADIO_DOWN 1 /* ifup/ifdown disabling of MAC */
-#define FLAG_RADIO_MASK 0x03
-#define FLAG_ENABLED 2
-#define FLAG_ADHOC 3 /* Needed by MIC */
-#define FLAG_MIC_CAPABLE 4
-#define FLAG_UPDATE_MULTI 5
-#define FLAG_UPDATE_UNI 6
-#define FLAG_802_11 7
-#define FLAG_PROMISC 8 /* IFF_PROMISC 0x100 - include/linux/if.h */
-#define FLAG_PENDING_XMIT 9
-#define FLAG_PENDING_XMIT11 10
-#define FLAG_MPI 11
-#define FLAG_REGISTERED 12
-#define FLAG_COMMIT 13
-#define FLAG_RESET 14
-#define FLAG_FLASHING 15
-#define FLAG_WPA_CAPABLE 16
- unsigned long flags;
-#define JOB_DIE 0
-#define JOB_XMIT 1
-#define JOB_XMIT11 2
-#define JOB_STATS 3
-#define JOB_PROMISC 4
-#define JOB_MIC 5
-#define JOB_EVENT 6
-#define JOB_AUTOWEP 7
-#define JOB_WSTATS 8
-#define JOB_SCAN_RESULTS 9
- unsigned long jobs;
- int (*bap_read)(struct airo_info*, __le16 *pu16Dst, int bytelen,
- int whichbap);
- unsigned short *flash;
- tdsRssiEntry *rssi;
- struct task_struct *list_bss_task;
- struct task_struct *airo_thread_task;
- struct semaphore sem;
- wait_queue_head_t thr_wait;
- unsigned long expires;
- struct {
- struct sk_buff *skb;
- int fid;
- } xmit, xmit11;
- struct net_device *wifidev;
- struct iw_statistics wstats; // wireless stats
- unsigned long scan_timeout; /* Time scan should be read */
- struct iw_spy_data spy_data;
- struct iw_public_data wireless_data;
- /* MIC stuff */
- struct crypto_cipher *tfm;
- mic_module mod[2];
- mic_statistics micstats;
- HostRxDesc rxfids[MPI_MAX_FIDS]; // rx/tx/config MPI350 descriptors
- HostTxDesc txfids[MPI_MAX_FIDS];
- HostRidDesc config_desc;
- unsigned long ridbus; // phys addr of config_desc
- struct sk_buff_head txq;// tx queue used by mpi350 code
- struct pci_dev *pci;
- unsigned char __iomem *pcimem;
- unsigned char __iomem *pciaux;
- unsigned char *shared;
- dma_addr_t shared_dma;
- pm_message_t power;
- SsidRid *SSID;
- APListRid APList;
-#define PCI_SHARED_LEN 2*MPI_MAX_FIDS*PKTSIZE+RIDSIZE
- char proc_name[IFNAMSIZ];
-
- int wep_capable;
- int max_wep_idx;
- int last_auth;
-
- /* WPA-related stuff */
- unsigned int bssListFirst;
- unsigned int bssListNext;
- unsigned int bssListRidLen;
-
- struct list_head network_list;
- struct list_head network_free_list;
- BSSListElement *networks;
-};
-
-static inline int bap_read(struct airo_info *ai, __le16 *pu16Dst, int bytelen,
- int whichbap)
-{
- return ai->bap_read(ai, pu16Dst, bytelen, whichbap);
-}
-
-static int setup_proc_entry( struct net_device *dev,
- struct airo_info *apriv );
-static int takedown_proc_entry( struct net_device *dev,
- struct airo_info *apriv );
-
-static int cmdreset(struct airo_info *ai);
-static int setflashmode (struct airo_info *ai);
-static int flashgchar(struct airo_info *ai,int matchbyte,int dwelltime);
-static int flashputbuf(struct airo_info *ai);
-static int flashrestart(struct airo_info *ai,struct net_device *dev);
-
-#define airo_print(type, name, fmt, args...) \
- printk(type DRV_NAME "(%s): " fmt "\n", name, ##args)
-
-#define airo_print_info(name, fmt, args...) \
- airo_print(KERN_INFO, name, fmt, ##args)
-
-#define airo_print_dbg(name, fmt, args...) \
- airo_print(KERN_DEBUG, name, fmt, ##args)
-
-#define airo_print_warn(name, fmt, args...) \
- airo_print(KERN_WARNING, name, fmt, ##args)
-
-#define airo_print_err(name, fmt, args...) \
- airo_print(KERN_ERR, name, fmt, ##args)
-
-#define AIRO_FLASH(dev) (((struct airo_info *)dev->ml_priv)->flash)
-
-/***********************************************************************
- * MIC ROUTINES *
- ***********************************************************************
- */
-
-static int RxSeqValid (struct airo_info *ai,miccntx *context,int mcast,u32 micSeq);
-static void MoveWindow(miccntx *context, u32 micSeq);
-static void emmh32_setseed(emmh32_context *context, u8 *pkey, int keylen,
- struct crypto_cipher *tfm);
-static void emmh32_init(emmh32_context *context);
-static void emmh32_update(emmh32_context *context, u8 *pOctets, int len);
-static void emmh32_final(emmh32_context *context, u8 digest[4]);
-static int flashpchar(struct airo_info *ai,int byte,int dwelltime);
-
-static void age_mic_context(miccntx *cur, miccntx *old, u8 *key, int key_len,
- struct crypto_cipher *tfm)
-{
- /* If the current MIC context is valid and its key is the same as
- * the MIC register, there's nothing to do.
- */
- if (cur->valid && (memcmp(cur->key, key, key_len) == 0))
- return;
-
- /* Age current mic Context */
- memcpy(old, cur, sizeof(*cur));
-
- /* Initialize new context */
- memcpy(cur->key, key, key_len);
- cur->window = 33; /* Window always points to the middle */
- cur->rx = 0; /* Rx Sequence numbers */
- cur->tx = 0; /* Tx sequence numbers */
- cur->valid = 1; /* Key is now valid */
-
- /* Give key to mic seed */
- emmh32_setseed(&cur->seed, key, key_len, tfm);
-}
-
-/* micinit - Initialize mic seed */
-
-static void micinit(struct airo_info *ai)
-{
- MICRid mic_rid;
-
- clear_bit(JOB_MIC, &ai->jobs);
- PC4500_readrid(ai, RID_MIC, &mic_rid, sizeof(mic_rid), 0);
- up(&ai->sem);
-
- ai->micstats.enabled = (le16_to_cpu(mic_rid.state) & 0x00FF) ? 1 : 0;
- if (!ai->micstats.enabled) {
- /* So next time we have a valid key and mic is enabled, we will
- * update the sequence number if the key is the same as before.
- */
- ai->mod[0].uCtx.valid = 0;
- ai->mod[0].mCtx.valid = 0;
- return;
- }
-
- if (mic_rid.multicastValid) {
- age_mic_context(&ai->mod[0].mCtx, &ai->mod[1].mCtx,
- mic_rid.multicast, sizeof(mic_rid.multicast),
- ai->tfm);
- }
-
- if (mic_rid.unicastValid) {
- age_mic_context(&ai->mod[0].uCtx, &ai->mod[1].uCtx,
- mic_rid.unicast, sizeof(mic_rid.unicast),
- ai->tfm);
- }
-}
-
-/* micsetup - Get ready for business */
-
-static int micsetup(struct airo_info *ai) {
- int i;
-
- if (ai->tfm == NULL)
- ai->tfm = crypto_alloc_cipher("aes", 0, CRYPTO_ALG_ASYNC);
-
- if (IS_ERR(ai->tfm)) {
- airo_print_err(ai->dev->name, "failed to load transform for AES");
- ai->tfm = NULL;
- return ERROR;
- }
-
- for (i=0; i < NUM_MODULES; i++) {
- memset(&ai->mod[i].mCtx,0,sizeof(miccntx));
- memset(&ai->mod[i].uCtx,0,sizeof(miccntx));
- }
- return SUCCESS;
-}
-
-static const u8 micsnap[] = {0xAA,0xAA,0x03,0x00,0x40,0x96,0x00,0x02};
-
-/*===========================================================================
- * Description: Mic a packet
- *
- * Inputs: etherHead * pointer to an 802.3 frame
- *
- * Returns: BOOLEAN if successful, otherwise false.
- * PacketTxLen will be updated with the mic'd packets size.
- *
- * Caveats: It is assumed that the frame buffer will already
- * be big enough to hold the largets mic message possible.
- * (No memory allocation is done here).
- *
- * Author: sbraneky (10/15/01)
- * Merciless hacks by rwilcher (1/14/02)
- */
-
-static int encapsulate(struct airo_info *ai ,etherHead *frame, MICBuffer *mic, int payLen)
-{
- miccntx *context;
-
- // Determine correct context
- // If not adhoc, always use unicast key
-
- if (test_bit(FLAG_ADHOC, &ai->flags) && (frame->da[0] & 0x1))
- context = &ai->mod[0].mCtx;
- else
- context = &ai->mod[0].uCtx;
-
- if (!context->valid)
- return ERROR;
-
- mic->typelen = htons(payLen + 16); //Length of Mic'd packet
-
- memcpy(&mic->u.snap, micsnap, sizeof(micsnap)); // Add Snap
-
- // Add Tx sequence
- mic->seq = htonl(context->tx);
- context->tx += 2;
-
- emmh32_init(&context->seed); // Mic the packet
- emmh32_update(&context->seed,frame->da,ETH_ALEN * 2); // DA,SA
- emmh32_update(&context->seed,(u8*)&mic->typelen,10); // Type/Length and Snap
- emmh32_update(&context->seed,(u8*)&mic->seq,sizeof(mic->seq)); //SEQ
- emmh32_update(&context->seed,(u8*)(frame + 1),payLen); //payload
- emmh32_final(&context->seed, (u8*)&mic->mic);
-
- /* New Type/length ?????????? */
- mic->typelen = 0; //Let NIC know it could be an oversized packet
- return SUCCESS;
-}
-
-typedef enum {
- NONE,
- NOMIC,
- NOMICPLUMMED,
- SEQUENCE,
- INCORRECTMIC,
-} mic_error;
-
-/*===========================================================================
- * Description: Decapsulates a MIC'd packet and returns the 802.3 packet
- * (removes the MIC stuff) if packet is a valid packet.
- *
- * Inputs: etherHead pointer to the 802.3 packet
- *
- * Returns: BOOLEAN - TRUE if packet should be dropped otherwise FALSE
- *
- * Author: sbraneky (10/15/01)
- * Merciless hacks by rwilcher (1/14/02)
- *---------------------------------------------------------------------------
- */
-
-static int decapsulate(struct airo_info *ai, MICBuffer *mic, etherHead *eth, u16 payLen)
-{
- int i;
- u32 micSEQ;
- miccntx *context;
- u8 digest[4];
- mic_error micError = NONE;
-
- // Check if the packet is a Mic'd packet
-
- if (!ai->micstats.enabled) {
- //No Mic set or Mic OFF but we received a MIC'd packet.
- if (memcmp ((u8*)eth + 14, micsnap, sizeof(micsnap)) == 0) {
- ai->micstats.rxMICPlummed++;
- return ERROR;
- }
- return SUCCESS;
- }
-
- if (ntohs(mic->typelen) == 0x888E)
- return SUCCESS;
-
- if (memcmp (mic->u.snap, micsnap, sizeof(micsnap)) != 0) {
- // Mic enabled but packet isn't Mic'd
- ai->micstats.rxMICPlummed++;
- return ERROR;
- }
-
- micSEQ = ntohl(mic->seq); //store SEQ as CPU order
-
- //At this point we a have a mic'd packet and mic is enabled
- //Now do the mic error checking.
-
- //Receive seq must be odd
- if ( (micSEQ & 1) == 0 ) {
- ai->micstats.rxWrongSequence++;
- return ERROR;
- }
-
- for (i = 0; i < NUM_MODULES; i++) {
- int mcast = eth->da[0] & 1;
- //Determine proper context
- context = mcast ? &ai->mod[i].mCtx : &ai->mod[i].uCtx;
-
- //Make sure context is valid
- if (!context->valid) {
- if (i == 0)
- micError = NOMICPLUMMED;
- continue;
- }
- //DeMic it
-
- if (!mic->typelen)
- mic->typelen = htons(payLen + sizeof(MICBuffer) - 2);
-
- emmh32_init(&context->seed);
- emmh32_update(&context->seed, eth->da, ETH_ALEN*2);
- emmh32_update(&context->seed, (u8 *)&mic->typelen, sizeof(mic->typelen)+sizeof(mic->u.snap));
- emmh32_update(&context->seed, (u8 *)&mic->seq,sizeof(mic->seq));
- emmh32_update(&context->seed, (u8 *)(eth + 1),payLen);
- //Calculate MIC
- emmh32_final(&context->seed, digest);
-
- if (memcmp(digest, &mic->mic, 4)) { //Make sure the mics match
- //Invalid Mic
- if (i == 0)
- micError = INCORRECTMIC;
- continue;
- }
-
- //Check Sequence number if mics pass
- if (RxSeqValid(ai, context, mcast, micSEQ) == SUCCESS) {
- ai->micstats.rxSuccess++;
- return SUCCESS;
- }
- if (i == 0)
- micError = SEQUENCE;
- }
-
- // Update statistics
- switch (micError) {
- case NOMICPLUMMED: ai->micstats.rxMICPlummed++; break;
- case SEQUENCE: ai->micstats.rxWrongSequence++; break;
- case INCORRECTMIC: ai->micstats.rxIncorrectMIC++; break;
- case NONE: break;
- case NOMIC: break;
- }
- return ERROR;
-}
-
-/*===========================================================================
- * Description: Checks the Rx Seq number to make sure it is valid
- * and hasn't already been received
- *
- * Inputs: miccntx - mic context to check seq against
- * micSeq - the Mic seq number
- *
- * Returns: TRUE if valid otherwise FALSE.
- *
- * Author: sbraneky (10/15/01)
- * Merciless hacks by rwilcher (1/14/02)
- *---------------------------------------------------------------------------
- */
-
-static int RxSeqValid (struct airo_info *ai,miccntx *context,int mcast,u32 micSeq)
-{
- u32 seq,index;
-
- //Allow for the ap being rebooted - if it is then use the next
- //sequence number of the current sequence number - might go backwards
-
- if (mcast) {
- if (test_bit(FLAG_UPDATE_MULTI, &ai->flags)) {
- clear_bit (FLAG_UPDATE_MULTI, &ai->flags);
- context->window = (micSeq > 33) ? micSeq : 33;
- context->rx = 0; // Reset rx
- }
- } else if (test_bit(FLAG_UPDATE_UNI, &ai->flags)) {
- clear_bit (FLAG_UPDATE_UNI, &ai->flags);
- context->window = (micSeq > 33) ? micSeq : 33; // Move window
- context->rx = 0; // Reset rx
- }
-
- //Make sequence number relative to START of window
- seq = micSeq - (context->window - 33);
-
- //Too old of a SEQ number to check.
- if ((s32)seq < 0)
- return ERROR;
-
- if ( seq > 64 ) {
- //Window is infinite forward
- MoveWindow(context,micSeq);
- return SUCCESS;
- }
-
- // We are in the window. Now check the context rx bit to see if it was already sent
- seq >>= 1; //divide by 2 because we only have odd numbers
- index = 1 << seq; //Get an index number
-
- if (!(context->rx & index)) {
- //micSEQ falls inside the window.
- //Add seqence number to the list of received numbers.
- context->rx |= index;
-
- MoveWindow(context,micSeq);
-
- return SUCCESS;
- }
- return ERROR;
-}
-
-static void MoveWindow(miccntx *context, u32 micSeq)
-{
- u32 shift;
-
- //Move window if seq greater than the middle of the window
- if (micSeq > context->window) {
- shift = (micSeq - context->window) >> 1;
-
- //Shift out old
- if (shift < 32)
- context->rx >>= shift;
- else
- context->rx = 0;
-
- context->window = micSeq; //Move window
- }
-}
-
-/*==============================================*/
-/*========== EMMH ROUTINES ====================*/
-/*==============================================*/
-
-/* mic accumulate */
-#define MIC_ACCUM(val) \
- context->accum += (u64)(val) * context->coeff[coeff_position++];
-
-static unsigned char aes_counter[16];
-
-/* expand the key to fill the MMH coefficient array */
-static void emmh32_setseed(emmh32_context *context, u8 *pkey, int keylen,
- struct crypto_cipher *tfm)
-{
- /* take the keying material, expand if necessary, truncate at 16-bytes */
- /* run through AES counter mode to generate context->coeff[] */
-
- int i,j;
- u32 counter;
- u8 *cipher, plain[16];
-
- crypto_cipher_setkey(tfm, pkey, 16);
- counter = 0;
- for (i = 0; i < ARRAY_SIZE(context->coeff); ) {
- aes_counter[15] = (u8)(counter >> 0);
- aes_counter[14] = (u8)(counter >> 8);
- aes_counter[13] = (u8)(counter >> 16);
- aes_counter[12] = (u8)(counter >> 24);
- counter++;
- memcpy (plain, aes_counter, 16);
- crypto_cipher_encrypt_one(tfm, plain, plain);
- cipher = plain;
- for (j = 0; (j < 16) && (i < ARRAY_SIZE(context->coeff)); ) {
- context->coeff[i++] = ntohl(*(__be32 *)&cipher[j]);
- j += 4;
- }
- }
-}
-
-/* prepare for calculation of a new mic */
-static void emmh32_init(emmh32_context *context)
-{
- /* prepare for new mic calculation */
- context->accum = 0;
- context->position = 0;
-}
-
-/* add some bytes to the mic calculation */
-static void emmh32_update(emmh32_context *context, u8 *pOctets, int len)
-{
- int coeff_position, byte_position;
-
- if (len == 0) return;
-
- coeff_position = context->position >> 2;
-
- /* deal with partial 32-bit word left over from last update */
- byte_position = context->position & 3;
- if (byte_position) {
- /* have a partial word in part to deal with */
- do {
- if (len == 0) return;
- context->part.d8[byte_position++] = *pOctets++;
- context->position++;
- len--;
- } while (byte_position < 4);
- MIC_ACCUM(ntohl(context->part.d32));
- }
-
- /* deal with full 32-bit words */
- while (len >= 4) {
- MIC_ACCUM(ntohl(*(__be32 *)pOctets));
- context->position += 4;
- pOctets += 4;
- len -= 4;
- }
-
- /* deal with partial 32-bit word that will be left over from this update */
- byte_position = 0;
- while (len > 0) {
- context->part.d8[byte_position++] = *pOctets++;
- context->position++;
- len--;
- }
-}
-
-/* mask used to zero empty bytes for final partial word */
-static u32 mask32[4] = { 0x00000000L, 0xFF000000L, 0xFFFF0000L, 0xFFFFFF00L };
-
-/* calculate the mic */
-static void emmh32_final(emmh32_context *context, u8 digest[4])
-{
- int coeff_position, byte_position;
- u32 val;
-
- u64 sum, utmp;
- s64 stmp;
-
- coeff_position = context->position >> 2;
-
- /* deal with partial 32-bit word left over from last update */
- byte_position = context->position & 3;
- if (byte_position) {
- /* have a partial word in part to deal with */
- val = ntohl(context->part.d32);
- MIC_ACCUM(val & mask32[byte_position]); /* zero empty bytes */
- }
-
- /* reduce the accumulated u64 to a 32-bit MIC */
- sum = context->accum;
- stmp = (sum & 0xffffffffLL) - ((sum >> 32) * 15);
- utmp = (stmp & 0xffffffffLL) - ((stmp >> 32) * 15);
- sum = utmp & 0xffffffffLL;
- if (utmp > 0x10000000fLL)
- sum -= 15;
-
- val = (u32)sum;
- digest[0] = (val>>24) & 0xFF;
- digest[1] = (val>>16) & 0xFF;
- digest[2] = (val>>8) & 0xFF;
- digest[3] = val & 0xFF;
-}
-
-static int readBSSListRid(struct airo_info *ai, int first,
- BSSListRid *list)
-{
- Cmd cmd;
- Resp rsp;
-
- if (first == 1) {
- if (ai->flags & FLAG_RADIO_MASK) return -ENETDOWN;
- memset(&cmd, 0, sizeof(cmd));
- cmd.cmd=CMD_LISTBSS;
- if (down_interruptible(&ai->sem))
- return -ERESTARTSYS;
- ai->list_bss_task = current;
- issuecommand(ai, &cmd, &rsp);
- up(&ai->sem);
- /* Let the command take effect */
- schedule_timeout_uninterruptible(3 * HZ);
- ai->list_bss_task = NULL;
- }
- return PC4500_readrid(ai, first ? ai->bssListFirst : ai->bssListNext,
- list, ai->bssListRidLen, 1);
-}
-
-static int readWepKeyRid(struct airo_info *ai, WepKeyRid *wkr, int temp, int lock)
-{
- return PC4500_readrid(ai, temp ? RID_WEP_TEMP : RID_WEP_PERM,
- wkr, sizeof(*wkr), lock);
-}
-
-static int writeWepKeyRid(struct airo_info *ai, WepKeyRid *wkr, int perm, int lock)
-{
- int rc;
- rc = PC4500_writerid(ai, RID_WEP_TEMP, wkr, sizeof(*wkr), lock);
- if (rc!=SUCCESS)
- airo_print_err(ai->dev->name, "WEP_TEMP set %x", rc);
- if (perm) {
- rc = PC4500_writerid(ai, RID_WEP_PERM, wkr, sizeof(*wkr), lock);
- if (rc!=SUCCESS)
- airo_print_err(ai->dev->name, "WEP_PERM set %x", rc);
- }
- return rc;
-}
-
-static int readSsidRid(struct airo_info*ai, SsidRid *ssidr)
-{
- return PC4500_readrid(ai, RID_SSID, ssidr, sizeof(*ssidr), 1);
-}
-
-static int writeSsidRid(struct airo_info*ai, SsidRid *pssidr, int lock)
-{
- return PC4500_writerid(ai, RID_SSID, pssidr, sizeof(*pssidr), lock);
-}
-
-static int readConfigRid(struct airo_info *ai, int lock)
-{
- int rc;
- ConfigRid cfg;
-
- if (ai->config.len)
- return SUCCESS;
-
- rc = PC4500_readrid(ai, RID_ACTUALCONFIG, &cfg, sizeof(cfg), lock);
- if (rc != SUCCESS)
- return rc;
-
- ai->config = cfg;
- return SUCCESS;
-}
-
-static inline void checkThrottle(struct airo_info *ai)
-{
- int i;
-/* Old hardware had a limit on encryption speed */
- if (ai->config.authType != AUTH_OPEN && maxencrypt) {
- for(i=0; i<8; i++) {
- if (ai->config.rates[i] > maxencrypt) {
- ai->config.rates[i] = 0;
- }
- }
- }
-}
-
-static int writeConfigRid(struct airo_info *ai, int lock)
-{
- ConfigRid cfgr;
-
- if (!test_bit (FLAG_COMMIT, &ai->flags))
- return SUCCESS;
-
- clear_bit (FLAG_COMMIT, &ai->flags);
- clear_bit (FLAG_RESET, &ai->flags);
- checkThrottle(ai);
- cfgr = ai->config;
-
- if ((cfgr.opmode & MODE_CFG_MASK) == MODE_STA_IBSS)
- set_bit(FLAG_ADHOC, &ai->flags);
- else
- clear_bit(FLAG_ADHOC, &ai->flags);
-
- return PC4500_writerid( ai, RID_CONFIG, &cfgr, sizeof(cfgr), lock);
-}
-
-static int readStatusRid(struct airo_info *ai, StatusRid *statr, int lock)
-{
- return PC4500_readrid(ai, RID_STATUS, statr, sizeof(*statr), lock);
-}
-
-static int writeAPListRid(struct airo_info *ai, APListRid *aplr, int lock)
-{
- return PC4500_writerid(ai, RID_APLIST, aplr, sizeof(*aplr), lock);
-}
-
-static int readCapabilityRid(struct airo_info *ai, CapabilityRid *capr, int lock)
-{
- return PC4500_readrid(ai, RID_CAPABILITIES, capr, sizeof(*capr), lock);
-}
-
-static int readStatsRid(struct airo_info*ai, StatsRid *sr, int rid, int lock)
-{
- return PC4500_readrid(ai, rid, sr, sizeof(*sr), lock);
-}
-
-static void try_auto_wep(struct airo_info *ai)
-{
- if (auto_wep && !test_bit(FLAG_RADIO_DOWN, &ai->flags)) {
- ai->expires = RUN_AT(3*HZ);
- wake_up_interruptible(&ai->thr_wait);
- }
-}
-
-static int airo_open(struct net_device *dev) {
- struct airo_info *ai = dev->ml_priv;
- int rc = 0;
-
- if (test_bit(FLAG_FLASHING, &ai->flags))
- return -EIO;
-
- /* Make sure the card is configured.
- * Wireless Extensions may postpone config changes until the card
- * is open (to pipeline changes and speed-up card setup). If
- * those changes are not yet committed, do it now - Jean II */
- if (test_bit(FLAG_COMMIT, &ai->flags)) {
- disable_MAC(ai, 1);
- writeConfigRid(ai, 1);
- }
-
- if (ai->wifidev != dev) {
- clear_bit(JOB_DIE, &ai->jobs);
- ai->airo_thread_task = kthread_run(airo_thread, dev, "%s",
- dev->name);
- if (IS_ERR(ai->airo_thread_task))
- return (int)PTR_ERR(ai->airo_thread_task);
-
- rc = request_irq(dev->irq, airo_interrupt, IRQF_SHARED,
- dev->name, dev);
- if (rc) {
- airo_print_err(dev->name,
- "register interrupt %d failed, rc %d",
- dev->irq, rc);
- set_bit(JOB_DIE, &ai->jobs);
- kthread_stop(ai->airo_thread_task);
- return rc;
- }
-
- /* Power on the MAC controller (which may have been disabled) */
- clear_bit(FLAG_RADIO_DOWN, &ai->flags);
- enable_interrupts(ai);
-
- try_auto_wep(ai);
- }
- enable_MAC(ai, 1);
-
- netif_start_queue(dev);
- return 0;
-}
-
-static netdev_tx_t mpi_start_xmit(struct sk_buff *skb,
- struct net_device *dev)
-{
- int npacks, pending;
- unsigned long flags;
- struct airo_info *ai = dev->ml_priv;
-
- if (!skb) {
- airo_print_err(dev->name, "%s: skb == NULL!",__func__);
- return NETDEV_TX_OK;
- }
- npacks = skb_queue_len (&ai->txq);
-
- if (npacks >= MAXTXQ - 1) {
- netif_stop_queue (dev);
- if (npacks > MAXTXQ) {
- dev->stats.tx_fifo_errors++;
- return NETDEV_TX_BUSY;
- }
- skb_queue_tail (&ai->txq, skb);
- return NETDEV_TX_OK;
- }
-
- spin_lock_irqsave(&ai->aux_lock, flags);
- skb_queue_tail (&ai->txq, skb);
- pending = test_bit(FLAG_PENDING_XMIT, &ai->flags);
- spin_unlock_irqrestore(&ai->aux_lock,flags);
- netif_wake_queue (dev);
-
- if (pending == 0) {
- set_bit(FLAG_PENDING_XMIT, &ai->flags);
- mpi_send_packet (dev);
- }
- return NETDEV_TX_OK;
-}
-
-/*
- * @mpi_send_packet
- *
- * Attempt to transmit a packet. Can be called from interrupt
- * or transmit . return number of packets we tried to send
- */
-
-static int mpi_send_packet (struct net_device *dev)
-{
- struct sk_buff *skb;
- unsigned char *buffer;
- s16 len;
- __le16 *payloadLen;
- struct airo_info *ai = dev->ml_priv;
- u8 *sendbuf;
-
- /* get a packet to send */
-
- if ((skb = skb_dequeue(&ai->txq)) == NULL) {
- airo_print_err(dev->name,
- "%s: Dequeue'd zero in send_packet()",
- __func__);
- return 0;
- }
-
- /* check min length*/
- len = ETH_ZLEN < skb->len ? skb->len : ETH_ZLEN;
- buffer = skb->data;
-
- ai->txfids[0].tx_desc.offset = 0;
- ai->txfids[0].tx_desc.valid = 1;
- ai->txfids[0].tx_desc.eoc = 1;
- ai->txfids[0].tx_desc.len =len+sizeof(WifiHdr);
-
-/*
- * Magic, the cards firmware needs a length count (2 bytes) in the host buffer
- * right after TXFID_HDR.The TXFID_HDR contains the status short so payloadlen
- * is immediately after it. ------------------------------------------------
- * |TXFIDHDR+STATUS|PAYLOADLEN|802.3HDR|PACKETDATA|
- * ------------------------------------------------
- */
-
- memcpy(ai->txfids[0].virtual_host_addr,
- (char *)&wifictlhdr8023, sizeof(wifictlhdr8023));
-
- payloadLen = (__le16 *)(ai->txfids[0].virtual_host_addr +
- sizeof(wifictlhdr8023));
- sendbuf = ai->txfids[0].virtual_host_addr +
- sizeof(wifictlhdr8023) + 2 ;
-
- /*
- * Firmware automatically puts 802 header on so
- * we don't need to account for it in the length
- */
- if (test_bit(FLAG_MIC_CAPABLE, &ai->flags) && ai->micstats.enabled &&
- (ntohs(((__be16 *)buffer)[6]) != 0x888E)) {
- MICBuffer pMic;
-
- if (encapsulate(ai, (etherHead *)buffer, &pMic, len - sizeof(etherHead)) != SUCCESS)
- return ERROR;
-
- *payloadLen = cpu_to_le16(len-sizeof(etherHead)+sizeof(pMic));
- ai->txfids[0].tx_desc.len += sizeof(pMic);
- /* copy data into airo dma buffer */
- memcpy (sendbuf, buffer, sizeof(etherHead));
- buffer += sizeof(etherHead);
- sendbuf += sizeof(etherHead);
- memcpy (sendbuf, &pMic, sizeof(pMic));
- sendbuf += sizeof(pMic);
- memcpy (sendbuf, buffer, len - sizeof(etherHead));
- } else {
- *payloadLen = cpu_to_le16(len - sizeof(etherHead));
-
- dev->trans_start = jiffies;
-
- /* copy data into airo dma buffer */
- memcpy(sendbuf, buffer, len);
- }
-
- memcpy_toio(ai->txfids[0].card_ram_off,
- &ai->txfids[0].tx_desc, sizeof(TxFid));
-
- OUT4500(ai, EVACK, 8);
-
- dev_kfree_skb_any(skb);
- return 1;
-}
-
-static void get_tx_error(struct airo_info *ai, s32 fid)
-{
- __le16 status;
-
- if (fid < 0)
- status = ((WifiCtlHdr *)ai->txfids[0].virtual_host_addr)->ctlhdr.status;
- else {
- if (bap_setup(ai, ai->fids[fid] & 0xffff, 4, BAP0) != SUCCESS)
- return;
- bap_read(ai, &status, 2, BAP0);
- }
- if (le16_to_cpu(status) & 2) /* Too many retries */
- ai->dev->stats.tx_aborted_errors++;
- if (le16_to_cpu(status) & 4) /* Transmit lifetime exceeded */
- ai->dev->stats.tx_heartbeat_errors++;
- if (le16_to_cpu(status) & 8) /* Aid fail */
- { }
- if (le16_to_cpu(status) & 0x10) /* MAC disabled */
- ai->dev->stats.tx_carrier_errors++;
- if (le16_to_cpu(status) & 0x20) /* Association lost */
- { }
- /* We produce a TXDROP event only for retry or lifetime
- * exceeded, because that's the only status that really mean
- * that this particular node went away.
- * Other errors means that *we* screwed up. - Jean II */
- if ((le16_to_cpu(status) & 2) ||
- (le16_to_cpu(status) & 4)) {
- union iwreq_data wrqu;
- char junk[0x18];
-
- /* Faster to skip over useless data than to do
- * another bap_setup(). We are at offset 0x6 and
- * need to go to 0x18 and read 6 bytes - Jean II */
- bap_read(ai, (__le16 *) junk, 0x18, BAP0);
-
- /* Copy 802.11 dest address.
- * We use the 802.11 header because the frame may
- * not be 802.3 or may be mangled...
- * In Ad-Hoc mode, it will be the node address.
- * In managed mode, it will be most likely the AP addr
- * User space will figure out how to convert it to
- * whatever it needs (IP address or else).
- * - Jean II */
- memcpy(wrqu.addr.sa_data, junk + 0x12, ETH_ALEN);
- wrqu.addr.sa_family = ARPHRD_ETHER;
-
- /* Send event to user space */
- wireless_send_event(ai->dev, IWEVTXDROP, &wrqu, NULL);
- }
-}
-
-static void airo_end_xmit(struct net_device *dev) {
- u16 status;
- int i;
- struct airo_info *priv = dev->ml_priv;
- struct sk_buff *skb = priv->xmit.skb;
- int fid = priv->xmit.fid;
- u32 *fids = priv->fids;
-
- clear_bit(JOB_XMIT, &priv->jobs);
- clear_bit(FLAG_PENDING_XMIT, &priv->flags);
- status = transmit_802_3_packet (priv, fids[fid], skb->data);
- up(&priv->sem);
-
- i = 0;
- if ( status == SUCCESS ) {
- dev->trans_start = jiffies;
- for (; i < MAX_FIDS / 2 && (priv->fids[i] & 0xffff0000); i++);
- } else {
- priv->fids[fid] &= 0xffff;
- dev->stats.tx_window_errors++;
- }
- if (i < MAX_FIDS / 2)
- netif_wake_queue(dev);
- dev_kfree_skb(skb);
-}
-
-static netdev_tx_t airo_start_xmit(struct sk_buff *skb,
- struct net_device *dev)
-{
- s16 len;
- int i, j;
- struct airo_info *priv = dev->ml_priv;
- u32 *fids = priv->fids;
-
- if ( skb == NULL ) {
- airo_print_err(dev->name, "%s: skb == NULL!", __func__);
- return NETDEV_TX_OK;
- }
-
- /* Find a vacant FID */
- for( i = 0; i < MAX_FIDS / 2 && (fids[i] & 0xffff0000); i++ );
- for( j = i + 1; j < MAX_FIDS / 2 && (fids[j] & 0xffff0000); j++ );
-
- if ( j >= MAX_FIDS / 2 ) {
- netif_stop_queue(dev);
-
- if (i == MAX_FIDS / 2) {
- dev->stats.tx_fifo_errors++;
- return NETDEV_TX_BUSY;
- }
- }
- /* check min length*/
- len = ETH_ZLEN < skb->len ? skb->len : ETH_ZLEN;
- /* Mark fid as used & save length for later */
- fids[i] |= (len << 16);
- priv->xmit.skb = skb;
- priv->xmit.fid = i;
- if (down_trylock(&priv->sem) != 0) {
- set_bit(FLAG_PENDING_XMIT, &priv->flags);
- netif_stop_queue(dev);
- set_bit(JOB_XMIT, &priv->jobs);
- wake_up_interruptible(&priv->thr_wait);
- } else
- airo_end_xmit(dev);
- return NETDEV_TX_OK;
-}
-
-static void airo_end_xmit11(struct net_device *dev) {
- u16 status;
- int i;
- struct airo_info *priv = dev->ml_priv;
- struct sk_buff *skb = priv->xmit11.skb;
- int fid = priv->xmit11.fid;
- u32 *fids = priv->fids;
-
- clear_bit(JOB_XMIT11, &priv->jobs);
- clear_bit(FLAG_PENDING_XMIT11, &priv->flags);
- status = transmit_802_11_packet (priv, fids[fid], skb->data);
- up(&priv->sem);
-
- i = MAX_FIDS / 2;
- if ( status == SUCCESS ) {
- dev->trans_start = jiffies;
- for (; i < MAX_FIDS && (priv->fids[i] & 0xffff0000); i++);
- } else {
- priv->fids[fid] &= 0xffff;
- dev->stats.tx_window_errors++;
- }
- if (i < MAX_FIDS)
- netif_wake_queue(dev);
- dev_kfree_skb(skb);
-}
-
-static netdev_tx_t airo_start_xmit11(struct sk_buff *skb,
- struct net_device *dev)
-{
- s16 len;
- int i, j;
- struct airo_info *priv = dev->ml_priv;
- u32 *fids = priv->fids;
-
- if (test_bit(FLAG_MPI, &priv->flags)) {
- /* Not implemented yet for MPI350 */
- netif_stop_queue(dev);
- dev_kfree_skb_any(skb);
- return NETDEV_TX_OK;
- }
-
- if ( skb == NULL ) {
- airo_print_err(dev->name, "%s: skb == NULL!", __func__);
- return NETDEV_TX_OK;
- }
-
- /* Find a vacant FID */
- for( i = MAX_FIDS / 2; i < MAX_FIDS && (fids[i] & 0xffff0000); i++ );
- for( j = i + 1; j < MAX_FIDS && (fids[j] & 0xffff0000); j++ );
-
- if ( j >= MAX_FIDS ) {
- netif_stop_queue(dev);
-
- if (i == MAX_FIDS) {
- dev->stats.tx_fifo_errors++;
- return NETDEV_TX_BUSY;
- }
- }
- /* check min length*/
- len = ETH_ZLEN < skb->len ? skb->len : ETH_ZLEN;
- /* Mark fid as used & save length for later */
- fids[i] |= (len << 16);
- priv->xmit11.skb = skb;
- priv->xmit11.fid = i;
- if (down_trylock(&priv->sem) != 0) {
- set_bit(FLAG_PENDING_XMIT11, &priv->flags);
- netif_stop_queue(dev);
- set_bit(JOB_XMIT11, &priv->jobs);
- wake_up_interruptible(&priv->thr_wait);
- } else
- airo_end_xmit11(dev);
- return NETDEV_TX_OK;
-}
-
-static void airo_read_stats(struct net_device *dev)
-{
- struct airo_info *ai = dev->ml_priv;
- StatsRid stats_rid;
- __le32 *vals = stats_rid.vals;
-
- clear_bit(JOB_STATS, &ai->jobs);
- if (ai->power.event) {
- up(&ai->sem);
- return;
- }
- readStatsRid(ai, &stats_rid, RID_STATS, 0);
- up(&ai->sem);
-
- dev->stats.rx_packets = le32_to_cpu(vals[43]) + le32_to_cpu(vals[44]) +
- le32_to_cpu(vals[45]);
- dev->stats.tx_packets = le32_to_cpu(vals[39]) + le32_to_cpu(vals[40]) +
- le32_to_cpu(vals[41]);
- dev->stats.rx_bytes = le32_to_cpu(vals[92]);
- dev->stats.tx_bytes = le32_to_cpu(vals[91]);
- dev->stats.rx_errors = le32_to_cpu(vals[0]) + le32_to_cpu(vals[2]) +
- le32_to_cpu(vals[3]) + le32_to_cpu(vals[4]);
- dev->stats.tx_errors = le32_to_cpu(vals[42]) +
- dev->stats.tx_fifo_errors;
- dev->stats.multicast = le32_to_cpu(vals[43]);
- dev->stats.collisions = le32_to_cpu(vals[89]);
-
- /* detailed rx_errors: */
- dev->stats.rx_length_errors = le32_to_cpu(vals[3]);
- dev->stats.rx_crc_errors = le32_to_cpu(vals[4]);
- dev->stats.rx_frame_errors = le32_to_cpu(vals[2]);
- dev->stats.rx_fifo_errors = le32_to_cpu(vals[0]);
-}
-
-static struct net_device_stats *airo_get_stats(struct net_device *dev)
-{
- struct airo_info *local = dev->ml_priv;
-
- if (!test_bit(JOB_STATS, &local->jobs)) {
- /* Get stats out of the card if available */
- if (down_trylock(&local->sem) != 0) {
- set_bit(JOB_STATS, &local->jobs);
- wake_up_interruptible(&local->thr_wait);
- } else
- airo_read_stats(dev);
- }
-
- return &dev->stats;
-}
-
-static void airo_set_promisc(struct airo_info *ai) {
- Cmd cmd;
- Resp rsp;
-
- memset(&cmd, 0, sizeof(cmd));
- cmd.cmd=CMD_SETMODE;
- clear_bit(JOB_PROMISC, &ai->jobs);
- cmd.parm0=(ai->flags&IFF_PROMISC) ? PROMISC : NOPROMISC;
- issuecommand(ai, &cmd, &rsp);
- up(&ai->sem);
-}
-
-static void airo_set_multicast_list(struct net_device *dev) {
- struct airo_info *ai = dev->ml_priv;
-
- if ((dev->flags ^ ai->flags) & IFF_PROMISC) {
- change_bit(FLAG_PROMISC, &ai->flags);
- if (down_trylock(&ai->sem) != 0) {
- set_bit(JOB_PROMISC, &ai->jobs);
- wake_up_interruptible(&ai->thr_wait);
- } else
- airo_set_promisc(ai);
- }
-
- if ((dev->flags&IFF_ALLMULTI) || !netdev_mc_empty(dev)) {
- /* Turn on multicast. (Should be already setup...) */
- }
-}
-
-static int airo_set_mac_address(struct net_device *dev, void *p)
-{
- struct airo_info *ai = dev->ml_priv;
- struct sockaddr *addr = p;
-
- readConfigRid(ai, 1);
- memcpy (ai->config.macAddr, addr->sa_data, dev->addr_len);
- set_bit (FLAG_COMMIT, &ai->flags);
- disable_MAC(ai, 1);
- writeConfigRid (ai, 1);
- enable_MAC(ai, 1);
- memcpy (ai->dev->dev_addr, addr->sa_data, dev->addr_len);
- if (ai->wifidev)
- memcpy (ai->wifidev->dev_addr, addr->sa_data, dev->addr_len);
- return 0;
-}
-
-static int airo_change_mtu(struct net_device *dev, int new_mtu)
-{
- if ((new_mtu < 68) || (new_mtu > 2400))
- return -EINVAL;
- dev->mtu = new_mtu;
- return 0;
-}
-
-static LIST_HEAD(airo_devices);
-
-static void add_airo_dev(struct airo_info *ai)
-{
- /* Upper layers already keep track of PCI devices,
- * so we only need to remember our non-PCI cards. */
- if (!ai->pci)
- list_add_tail(&ai->dev_list, &airo_devices);
-}
-
-static void del_airo_dev(struct airo_info *ai)
-{
- if (!ai->pci)
- list_del(&ai->dev_list);
-}
-
-static int airo_close(struct net_device *dev) {
- struct airo_info *ai = dev->ml_priv;
-
- netif_stop_queue(dev);
-
- if (ai->wifidev != dev) {
-#ifdef POWER_ON_DOWN
- /* Shut power to the card. The idea is that the user can save
- * power when he doesn't need the card with "ifconfig down".
- * That's the method that is most friendly towards the network
- * stack (i.e. the network stack won't try to broadcast
- * anything on the interface and routes are gone. Jean II */
- set_bit(FLAG_RADIO_DOWN, &ai->flags);
- disable_MAC(ai, 1);
-#endif
- disable_interrupts( ai );
-
- free_irq(dev->irq, dev);
-
- set_bit(JOB_DIE, &ai->jobs);
- kthread_stop(ai->airo_thread_task);
- }
- return 0;
-}
-
-void stop_airo_card( struct net_device *dev, int freeres )
-{
- struct airo_info *ai = dev->ml_priv;
-
- set_bit(FLAG_RADIO_DOWN, &ai->flags);
- disable_MAC(ai, 1);
- disable_interrupts(ai);
- takedown_proc_entry( dev, ai );
- if (test_bit(FLAG_REGISTERED, &ai->flags)) {
- unregister_netdev( dev );
- if (ai->wifidev) {
- unregister_netdev(ai->wifidev);
- free_netdev(ai->wifidev);
- ai->wifidev = NULL;
- }
- clear_bit(FLAG_REGISTERED, &ai->flags);
- }
- /*
- * Clean out tx queue
- */
- if (test_bit(FLAG_MPI, &ai->flags) && !skb_queue_empty(&ai->txq)) {
- struct sk_buff *skb = NULL;
- for (;(skb = skb_dequeue(&ai->txq));)
- dev_kfree_skb(skb);
- }
-
- airo_networks_free (ai);
-
- kfree(ai->flash);
- kfree(ai->rssi);
- kfree(ai->SSID);
- if (freeres) {
- /* PCMCIA frees this stuff, so only for PCI and ISA */
- release_region( dev->base_addr, 64 );
- if (test_bit(FLAG_MPI, &ai->flags)) {
- if (ai->pci)
- mpi_unmap_card(ai->pci);
- if (ai->pcimem)
- iounmap(ai->pcimem);
- if (ai->pciaux)
- iounmap(ai->pciaux);
- pci_free_consistent(ai->pci, PCI_SHARED_LEN,
- ai->shared, ai->shared_dma);
- }
- }
- crypto_free_cipher(ai->tfm);
- del_airo_dev(ai);
- free_netdev( dev );
-}
-
-EXPORT_SYMBOL(stop_airo_card);
-
-static int wll_header_parse(const struct sk_buff *skb, unsigned char *haddr)
-{
- memcpy(haddr, skb_mac_header(skb) + 10, ETH_ALEN);
- return ETH_ALEN;
-}
-
-static void mpi_unmap_card(struct pci_dev *pci)
-{
- unsigned long mem_start = pci_resource_start(pci, 1);
- unsigned long mem_len = pci_resource_len(pci, 1);
- unsigned long aux_start = pci_resource_start(pci, 2);
- unsigned long aux_len = AUXMEMSIZE;
-
- release_mem_region(aux_start, aux_len);
- release_mem_region(mem_start, mem_len);
-}
-
-/*************************************************************
- * This routine assumes that descriptors have been setup .
- * Run at insmod time or after reset when the decriptors
- * have been initialized . Returns 0 if all is well nz
- * otherwise . Does not allocate memory but sets up card
- * using previously allocated descriptors.
- */
-static int mpi_init_descriptors (struct airo_info *ai)
-{
- Cmd cmd;
- Resp rsp;
- int i;
- int rc = SUCCESS;
-
- /* Alloc card RX descriptors */
- netif_stop_queue(ai->dev);
-
- memset(&rsp,0,sizeof(rsp));
- memset(&cmd,0,sizeof(cmd));
-
- cmd.cmd = CMD_ALLOCATEAUX;
- cmd.parm0 = FID_RX;
- cmd.parm1 = (ai->rxfids[0].card_ram_off - ai->pciaux);
- cmd.parm2 = MPI_MAX_FIDS;
- rc=issuecommand(ai, &cmd, &rsp);
- if (rc != SUCCESS) {
- airo_print_err(ai->dev->name, "Couldn't allocate RX FID");
- return rc;
- }
-
- for (i=0; i<MPI_MAX_FIDS; i++) {
- memcpy_toio(ai->rxfids[i].card_ram_off,
- &ai->rxfids[i].rx_desc, sizeof(RxFid));
- }
-
- /* Alloc card TX descriptors */
-
- memset(&rsp,0,sizeof(rsp));
- memset(&cmd,0,sizeof(cmd));
-
- cmd.cmd = CMD_ALLOCATEAUX;
- cmd.parm0 = FID_TX;
- cmd.parm1 = (ai->txfids[0].card_ram_off - ai->pciaux);
- cmd.parm2 = MPI_MAX_FIDS;
-
- for (i=0; i<MPI_MAX_FIDS; i++) {
- ai->txfids[i].tx_desc.valid = 1;
- memcpy_toio(ai->txfids[i].card_ram_off,
- &ai->txfids[i].tx_desc, sizeof(TxFid));
- }
- ai->txfids[i-1].tx_desc.eoc = 1; /* Last descriptor has EOC set */
-
- rc=issuecommand(ai, &cmd, &rsp);
- if (rc != SUCCESS) {
- airo_print_err(ai->dev->name, "Couldn't allocate TX FID");
- return rc;
- }
-
- /* Alloc card Rid descriptor */
- memset(&rsp,0,sizeof(rsp));
- memset(&cmd,0,sizeof(cmd));
-
- cmd.cmd = CMD_ALLOCATEAUX;
- cmd.parm0 = RID_RW;
- cmd.parm1 = (ai->config_desc.card_ram_off - ai->pciaux);
- cmd.parm2 = 1; /* Magic number... */
- rc=issuecommand(ai, &cmd, &rsp);
- if (rc != SUCCESS) {
- airo_print_err(ai->dev->name, "Couldn't allocate RID");
- return rc;
- }
-
- memcpy_toio(ai->config_desc.card_ram_off,
- &ai->config_desc.rid_desc, sizeof(Rid));
-
- return rc;
-}
-
-/*
- * We are setting up three things here:
- * 1) Map AUX memory for descriptors: Rid, TxFid, or RxFid.
- * 2) Map PCI memory for issuing commands.
- * 3) Allocate memory (shared) to send and receive ethernet frames.
- */
-static int mpi_map_card(struct airo_info *ai, struct pci_dev *pci)
-{
- unsigned long mem_start, mem_len, aux_start, aux_len;
- int rc = -1;
- int i;
- dma_addr_t busaddroff;
- unsigned char *vpackoff;
- unsigned char __iomem *pciaddroff;
-
- mem_start = pci_resource_start(pci, 1);
- mem_len = pci_resource_len(pci, 1);
- aux_start = pci_resource_start(pci, 2);
- aux_len = AUXMEMSIZE;
-
- if (!request_mem_region(mem_start, mem_len, DRV_NAME)) {
- airo_print_err("", "Couldn't get region %x[%x]",
- (int)mem_start, (int)mem_len);
- goto out;
- }
- if (!request_mem_region(aux_start, aux_len, DRV_NAME)) {
- airo_print_err("", "Couldn't get region %x[%x]",
- (int)aux_start, (int)aux_len);
- goto free_region1;
- }
-
- ai->pcimem = ioremap(mem_start, mem_len);
- if (!ai->pcimem) {
- airo_print_err("", "Couldn't map region %x[%x]",
- (int)mem_start, (int)mem_len);
- goto free_region2;
- }
- ai->pciaux = ioremap(aux_start, aux_len);
- if (!ai->pciaux) {
- airo_print_err("", "Couldn't map region %x[%x]",
- (int)aux_start, (int)aux_len);
- goto free_memmap;
- }
-
- /* Reserve PKTSIZE for each fid and 2K for the Rids */
- ai->shared = pci_alloc_consistent(pci, PCI_SHARED_LEN, &ai->shared_dma);
- if (!ai->shared) {
- airo_print_err("", "Couldn't alloc_consistent %d",
- PCI_SHARED_LEN);
- goto free_auxmap;
- }
-
- /*
- * Setup descriptor RX, TX, CONFIG
- */
- busaddroff = ai->shared_dma;
- pciaddroff = ai->pciaux + AUX_OFFSET;
- vpackoff = ai->shared;
-
- /* RX descriptor setup */
- for(i = 0; i < MPI_MAX_FIDS; i++) {
- ai->rxfids[i].pending = 0;
- ai->rxfids[i].card_ram_off = pciaddroff;
- ai->rxfids[i].virtual_host_addr = vpackoff;
- ai->rxfids[i].rx_desc.host_addr = busaddroff;
- ai->rxfids[i].rx_desc.valid = 1;
- ai->rxfids[i].rx_desc.len = PKTSIZE;
- ai->rxfids[i].rx_desc.rdy = 0;
-
- pciaddroff += sizeof(RxFid);
- busaddroff += PKTSIZE;
- vpackoff += PKTSIZE;
- }
-
- /* TX descriptor setup */
- for(i = 0; i < MPI_MAX_FIDS; i++) {
- ai->txfids[i].card_ram_off = pciaddroff;
- ai->txfids[i].virtual_host_addr = vpackoff;
- ai->txfids[i].tx_desc.valid = 1;
- ai->txfids[i].tx_desc.host_addr = busaddroff;
- memcpy(ai->txfids[i].virtual_host_addr,
- &wifictlhdr8023, sizeof(wifictlhdr8023));
-
- pciaddroff += sizeof(TxFid);
- busaddroff += PKTSIZE;
- vpackoff += PKTSIZE;
- }
- ai->txfids[i-1].tx_desc.eoc = 1; /* Last descriptor has EOC set */
-
- /* Rid descriptor setup */
- ai->config_desc.card_ram_off = pciaddroff;
- ai->config_desc.virtual_host_addr = vpackoff;
- ai->config_desc.rid_desc.host_addr = busaddroff;
- ai->ridbus = busaddroff;
- ai->config_desc.rid_desc.rid = 0;
- ai->config_desc.rid_desc.len = RIDSIZE;
- ai->config_desc.rid_desc.valid = 1;
- pciaddroff += sizeof(Rid);
- busaddroff += RIDSIZE;
- vpackoff += RIDSIZE;
-
- /* Tell card about descriptors */
- if (mpi_init_descriptors (ai) != SUCCESS)
- goto free_shared;
-
- return 0;
- free_shared:
- pci_free_consistent(pci, PCI_SHARED_LEN, ai->shared, ai->shared_dma);
- free_auxmap:
- iounmap(ai->pciaux);
- free_memmap:
- iounmap(ai->pcimem);
- free_region2:
- release_mem_region(aux_start, aux_len);
- free_region1:
- release_mem_region(mem_start, mem_len);
- out:
- return rc;
-}
-
-static const struct header_ops airo_header_ops = {
- .parse = wll_header_parse,
-};
-
-static const struct net_device_ops airo11_netdev_ops = {
- .ndo_open = airo_open,
- .ndo_stop = airo_close,
- .ndo_start_xmit = airo_start_xmit11,
- .ndo_get_stats = airo_get_stats,
- .ndo_set_mac_address = airo_set_mac_address,
- .ndo_do_ioctl = airo_ioctl,
- .ndo_change_mtu = airo_change_mtu,
-};
-
-static void wifi_setup(struct net_device *dev)
-{
- dev->netdev_ops = &airo11_netdev_ops;
- dev->header_ops = &airo_header_ops;
- dev->wireless_handlers = &airo_handler_def;
-
- dev->type = ARPHRD_IEEE80211;
- dev->hard_header_len = ETH_HLEN;
- dev->mtu = AIRO_DEF_MTU;
- dev->addr_len = ETH_ALEN;
- dev->tx_queue_len = 100;
-
- eth_broadcast_addr(dev->broadcast);
-
- dev->flags = IFF_BROADCAST|IFF_MULTICAST;
-}
-
-static struct net_device *init_wifidev(struct airo_info *ai,
- struct net_device *ethdev)
-{
- int err;
- struct net_device *dev = alloc_netdev(0, "wifi%d", NET_NAME_UNKNOWN,
- wifi_setup);
- if (!dev)
- return NULL;
- dev->ml_priv = ethdev->ml_priv;
- dev->irq = ethdev->irq;
- dev->base_addr = ethdev->base_addr;
- dev->wireless_data = ethdev->wireless_data;
- SET_NETDEV_DEV(dev, ethdev->dev.parent);
- eth_hw_addr_inherit(dev, ethdev);
- err = register_netdev(dev);
- if (err<0) {
- free_netdev(dev);
- return NULL;
- }
- return dev;
-}
-
-static int reset_card( struct net_device *dev , int lock) {
- struct airo_info *ai = dev->ml_priv;
-
- if (lock && down_interruptible(&ai->sem))
- return -1;
- waitbusy (ai);
- OUT4500(ai,COMMAND,CMD_SOFTRESET);
- msleep(200);
- waitbusy (ai);
- msleep(200);
- if (lock)
- up(&ai->sem);
- return 0;
-}
-
-#define AIRO_MAX_NETWORK_COUNT 64
-static int airo_networks_allocate(struct airo_info *ai)
-{
- if (ai->networks)
- return 0;
-
- ai->networks = kcalloc(AIRO_MAX_NETWORK_COUNT, sizeof(BSSListElement),
- GFP_KERNEL);
- if (!ai->networks) {
- airo_print_warn("", "Out of memory allocating beacons");
- return -ENOMEM;
- }
-
- return 0;
-}
-
-static void airo_networks_free(struct airo_info *ai)
-{
- kfree(ai->networks);
- ai->networks = NULL;
-}
-
-static void airo_networks_initialize(struct airo_info *ai)
-{
- int i;
-
- INIT_LIST_HEAD(&ai->network_free_list);
- INIT_LIST_HEAD(&ai->network_list);
- for (i = 0; i < AIRO_MAX_NETWORK_COUNT; i++)
- list_add_tail(&ai->networks[i].list,
- &ai->network_free_list);
-}
-
-static const struct net_device_ops airo_netdev_ops = {
- .ndo_open = airo_open,
- .ndo_stop = airo_close,
- .ndo_start_xmit = airo_start_xmit,
- .ndo_get_stats = airo_get_stats,
- .ndo_set_rx_mode = airo_set_multicast_list,
- .ndo_set_mac_address = airo_set_mac_address,
- .ndo_do_ioctl = airo_ioctl,
- .ndo_change_mtu = airo_change_mtu,
- .ndo_validate_addr = eth_validate_addr,
-};
-
-static const struct net_device_ops mpi_netdev_ops = {
- .ndo_open = airo_open,
- .ndo_stop = airo_close,
- .ndo_start_xmit = mpi_start_xmit,
- .ndo_get_stats = airo_get_stats,
- .ndo_set_rx_mode = airo_set_multicast_list,
- .ndo_set_mac_address = airo_set_mac_address,
- .ndo_do_ioctl = airo_ioctl,
- .ndo_change_mtu = airo_change_mtu,
- .ndo_validate_addr = eth_validate_addr,
-};
-
-
-static struct net_device *_init_airo_card( unsigned short irq, int port,
- int is_pcmcia, struct pci_dev *pci,
- struct device *dmdev )
-{
- struct net_device *dev;
- struct airo_info *ai;
- int i, rc;
- CapabilityRid cap_rid;
-
- /* Create the network device object. */
- dev = alloc_netdev(sizeof(*ai), "", NET_NAME_UNKNOWN, ether_setup);
- if (!dev) {
- airo_print_err("", "Couldn't alloc_etherdev");
- return NULL;
- }
-
- ai = dev->ml_priv = netdev_priv(dev);
- ai->wifidev = NULL;
- ai->flags = 1 << FLAG_RADIO_DOWN;
- ai->jobs = 0;
- ai->dev = dev;
- if (pci && (pci->device == 0x5000 || pci->device == 0xa504)) {
- airo_print_dbg("", "Found an MPI350 card");
- set_bit(FLAG_MPI, &ai->flags);
- }
- spin_lock_init(&ai->aux_lock);
- sema_init(&ai->sem, 1);
- ai->config.len = 0;
- ai->pci = pci;
- init_waitqueue_head (&ai->thr_wait);
- ai->tfm = NULL;
- add_airo_dev(ai);
- ai->APList.len = cpu_to_le16(sizeof(struct APListRid));
-
- if (airo_networks_allocate (ai))
- goto err_out_free;
- airo_networks_initialize (ai);
-
- skb_queue_head_init (&ai->txq);
-
- /* The Airo-specific entries in the device structure. */
- if (test_bit(FLAG_MPI,&ai->flags))
- dev->netdev_ops = &mpi_netdev_ops;
- else
- dev->netdev_ops = &airo_netdev_ops;
- dev->wireless_handlers = &airo_handler_def;
- ai->wireless_data.spy_data = &ai->spy_data;
- dev->wireless_data = &ai->wireless_data;
- dev->irq = irq;
- dev->base_addr = port;
- dev->priv_flags &= ~IFF_TX_SKB_SHARING;
-
- SET_NETDEV_DEV(dev, dmdev);
-
- reset_card (dev, 1);
- msleep(400);
-
- if (!is_pcmcia) {
- if (!request_region(dev->base_addr, 64, DRV_NAME)) {
- rc = -EBUSY;
- airo_print_err(dev->name, "Couldn't request region");
- goto err_out_nets;
- }
- }
-
- if (test_bit(FLAG_MPI,&ai->flags)) {
- if (mpi_map_card(ai, pci)) {
- airo_print_err("", "Could not map memory");
- goto err_out_res;
- }
- }
-
- if (probe) {
- if (setup_card(ai, dev->dev_addr, 1) != SUCCESS) {
- airo_print_err(dev->name, "MAC could not be enabled" );
- rc = -EIO;
- goto err_out_map;
- }
- } else if (!test_bit(FLAG_MPI,&ai->flags)) {
- ai->bap_read = fast_bap_read;
- set_bit(FLAG_FLASHING, &ai->flags);
- }
-
- strcpy(dev->name, "eth%d");
- rc = register_netdev(dev);
- if (rc) {
- airo_print_err(dev->name, "Couldn't register_netdev");
- goto err_out_map;
- }
- ai->wifidev = init_wifidev(ai, dev);
- if (!ai->wifidev)
- goto err_out_reg;
-
- rc = readCapabilityRid(ai, &cap_rid, 1);
- if (rc != SUCCESS) {
- rc = -EIO;
- goto err_out_wifi;
- }
- /* WEP capability discovery */
- ai->wep_capable = (cap_rid.softCap & cpu_to_le16(0x02)) ? 1 : 0;
- ai->max_wep_idx = (cap_rid.softCap & cpu_to_le16(0x80)) ? 3 : 0;
-
- airo_print_info(dev->name, "Firmware version %x.%x.%02d",
- ((le16_to_cpu(cap_rid.softVer) >> 8) & 0xF),
- (le16_to_cpu(cap_rid.softVer) & 0xFF),
- le16_to_cpu(cap_rid.softSubVer));
-
- /* Test for WPA support */
- /* Only firmware versions 5.30.17 or better can do WPA */
- if (le16_to_cpu(cap_rid.softVer) > 0x530
- || (le16_to_cpu(cap_rid.softVer) == 0x530
- && le16_to_cpu(cap_rid.softSubVer) >= 17)) {
- airo_print_info(ai->dev->name, "WPA supported.");
-
- set_bit(FLAG_WPA_CAPABLE, &ai->flags);
- ai->bssListFirst = RID_WPA_BSSLISTFIRST;
- ai->bssListNext = RID_WPA_BSSLISTNEXT;
- ai->bssListRidLen = sizeof(BSSListRid);
- } else {
- airo_print_info(ai->dev->name, "WPA unsupported with firmware "
- "versions older than 5.30.17.");
-
- ai->bssListFirst = RID_BSSLISTFIRST;
- ai->bssListNext = RID_BSSLISTNEXT;
- ai->bssListRidLen = sizeof(BSSListRid) - sizeof(BSSListRidExtra);
- }
-
- set_bit(FLAG_REGISTERED,&ai->flags);
- airo_print_info(dev->name, "MAC enabled %pM", dev->dev_addr);
-
- /* Allocate the transmit buffers */
- if (probe && !test_bit(FLAG_MPI,&ai->flags))
- for( i = 0; i < MAX_FIDS; i++ )
- ai->fids[i] = transmit_allocate(ai,AIRO_DEF_MTU,i>=MAX_FIDS/2);
-
- if (setup_proc_entry(dev, dev->ml_priv) < 0)
- goto err_out_wifi;
-
- return dev;
-
-err_out_wifi:
- unregister_netdev(ai->wifidev);
- free_netdev(ai->wifidev);
-err_out_reg:
- unregister_netdev(dev);
-err_out_map:
- if (test_bit(FLAG_MPI,&ai->flags) && pci) {
- pci_free_consistent(pci, PCI_SHARED_LEN, ai->shared, ai->shared_dma);
- iounmap(ai->pciaux);
- iounmap(ai->pcimem);
- mpi_unmap_card(ai->pci);
- }
-err_out_res:
- if (!is_pcmcia)
- release_region( dev->base_addr, 64 );
-err_out_nets:
- airo_networks_free(ai);
-err_out_free:
- del_airo_dev(ai);
- free_netdev(dev);
- return NULL;
-}
-
-struct net_device *init_airo_card( unsigned short irq, int port, int is_pcmcia,
- struct device *dmdev)
-{
- return _init_airo_card ( irq, port, is_pcmcia, NULL, dmdev);
-}
-
-EXPORT_SYMBOL(init_airo_card);
-
-static int waitbusy (struct airo_info *ai) {
- int delay = 0;
- while ((IN4500(ai, COMMAND) & COMMAND_BUSY) && (delay < 10000)) {
- udelay (10);
- if ((++delay % 20) == 0)
- OUT4500(ai, EVACK, EV_CLEARCOMMANDBUSY);
- }
- return delay < 10000;
-}
-
-int reset_airo_card( struct net_device *dev )
-{
- int i;
- struct airo_info *ai = dev->ml_priv;
-
- if (reset_card (dev, 1))
- return -1;
-
- if ( setup_card(ai, dev->dev_addr, 1 ) != SUCCESS ) {
- airo_print_err(dev->name, "MAC could not be enabled");
- return -1;
- }
- airo_print_info(dev->name, "MAC enabled %pM", dev->dev_addr);
- /* Allocate the transmit buffers if needed */
- if (!test_bit(FLAG_MPI,&ai->flags))
- for( i = 0; i < MAX_FIDS; i++ )
- ai->fids[i] = transmit_allocate (ai,AIRO_DEF_MTU,i>=MAX_FIDS/2);
-
- enable_interrupts( ai );
- netif_wake_queue(dev);
- return 0;
-}
-
-EXPORT_SYMBOL(reset_airo_card);
-
-static void airo_send_event(struct net_device *dev) {
- struct airo_info *ai = dev->ml_priv;
- union iwreq_data wrqu;
- StatusRid status_rid;
-
- clear_bit(JOB_EVENT, &ai->jobs);
- PC4500_readrid(ai, RID_STATUS, &status_rid, sizeof(status_rid), 0);
- up(&ai->sem);
- wrqu.data.length = 0;
- wrqu.data.flags = 0;
- memcpy(wrqu.ap_addr.sa_data, status_rid.bssid[0], ETH_ALEN);
- wrqu.ap_addr.sa_family = ARPHRD_ETHER;
-
- /* Send event to user space */
- wireless_send_event(dev, SIOCGIWAP, &wrqu, NULL);
-}
-
-static void airo_process_scan_results (struct airo_info *ai) {
- union iwreq_data wrqu;
- BSSListRid bss;
- int rc;
- BSSListElement * loop_net;
- BSSListElement * tmp_net;
-
- /* Blow away current list of scan results */
- list_for_each_entry_safe (loop_net, tmp_net, &ai->network_list, list) {
- list_move_tail (&loop_net->list, &ai->network_free_list);
- /* Don't blow away ->list, just BSS data */
- memset (loop_net, 0, sizeof (loop_net->bss));
- }
-
- /* Try to read the first entry of the scan result */
- rc = PC4500_readrid(ai, ai->bssListFirst, &bss, ai->bssListRidLen, 0);
- if((rc) || (bss.index == cpu_to_le16(0xffff))) {
- /* No scan results */
- goto out;
- }
-
- /* Read and parse all entries */
- tmp_net = NULL;
- while((!rc) && (bss.index != cpu_to_le16(0xffff))) {
- /* Grab a network off the free list */
- if (!list_empty(&ai->network_free_list)) {
- tmp_net = list_entry(ai->network_free_list.next,
- BSSListElement, list);
- list_del(ai->network_free_list.next);
- }
-
- if (tmp_net != NULL) {
- memcpy(tmp_net, &bss, sizeof(tmp_net->bss));
- list_add_tail(&tmp_net->list, &ai->network_list);
- tmp_net = NULL;
- }
-
- /* Read next entry */
- rc = PC4500_readrid(ai, ai->bssListNext,
- &bss, ai->bssListRidLen, 0);
- }
-
-out:
- /* write APList back (we cleared it in airo_set_scan) */
- disable_MAC(ai, 2);
- writeAPListRid(ai, &ai->APList, 0);
- enable_MAC(ai, 0);
-
- ai->scan_timeout = 0;
- clear_bit(JOB_SCAN_RESULTS, &ai->jobs);
- up(&ai->sem);
-
- /* Send an empty event to user space.
- * We don't send the received data on
- * the event because it would require
- * us to do complex transcoding, and
- * we want to minimise the work done in
- * the irq handler. Use a request to
- * extract the data - Jean II */
- wrqu.data.length = 0;
- wrqu.data.flags = 0;
- wireless_send_event(ai->dev, SIOCGIWSCAN, &wrqu, NULL);
-}
-
-static int airo_thread(void *data) {
- struct net_device *dev = data;
- struct airo_info *ai = dev->ml_priv;
- int locked;
-
- set_freezable();
- while(1) {
- /* make swsusp happy with our thread */
- try_to_freeze();
-
- if (test_bit(JOB_DIE, &ai->jobs))
- break;
-
- if (ai->jobs) {
- locked = down_interruptible(&ai->sem);
- } else {
- wait_queue_t wait;
-
- init_waitqueue_entry(&wait, current);
- add_wait_queue(&ai->thr_wait, &wait);
- for (;;) {
- set_current_state(TASK_INTERRUPTIBLE);
- if (ai->jobs)
- break;
- if (ai->expires || ai->scan_timeout) {
- if (ai->scan_timeout &&
- time_after_eq(jiffies,ai->scan_timeout)){
- set_bit(JOB_SCAN_RESULTS, &ai->jobs);
- break;
- } else if (ai->expires &&
- time_after_eq(jiffies,ai->expires)){
- set_bit(JOB_AUTOWEP, &ai->jobs);
- break;
- }
- if (!kthread_should_stop() &&
- !freezing(current)) {
- unsigned long wake_at;
- if (!ai->expires || !ai->scan_timeout) {
- wake_at = max(ai->expires,
- ai->scan_timeout);
- } else {
- wake_at = min(ai->expires,
- ai->scan_timeout);
- }
- schedule_timeout(wake_at - jiffies);
- continue;
- }
- } else if (!kthread_should_stop() &&
- !freezing(current)) {
- schedule();
- continue;
- }
- break;
- }
- current->state = TASK_RUNNING;
- remove_wait_queue(&ai->thr_wait, &wait);
- locked = 1;
- }
-
- if (locked)
- continue;
-
- if (test_bit(JOB_DIE, &ai->jobs)) {
- up(&ai->sem);
- break;
- }
-
- if (ai->power.event || test_bit(FLAG_FLASHING, &ai->flags)) {
- up(&ai->sem);
- continue;
- }
-
- if (test_bit(JOB_XMIT, &ai->jobs))
- airo_end_xmit(dev);
- else if (test_bit(JOB_XMIT11, &ai->jobs))
- airo_end_xmit11(dev);
- else if (test_bit(JOB_STATS, &ai->jobs))
- airo_read_stats(dev);
- else if (test_bit(JOB_WSTATS, &ai->jobs))
- airo_read_wireless_stats(ai);
- else if (test_bit(JOB_PROMISC, &ai->jobs))
- airo_set_promisc(ai);
- else if (test_bit(JOB_MIC, &ai->jobs))
- micinit(ai);
- else if (test_bit(JOB_EVENT, &ai->jobs))
- airo_send_event(dev);
- else if (test_bit(JOB_AUTOWEP, &ai->jobs))
- timer_func(dev);
- else if (test_bit(JOB_SCAN_RESULTS, &ai->jobs))
- airo_process_scan_results(ai);
- else /* Shouldn't get here, but we make sure to unlock */
- up(&ai->sem);
- }
-
- return 0;
-}
-
-static int header_len(__le16 ctl)
-{
- u16 fc = le16_to_cpu(ctl);
- switch (fc & 0xc) {
- case 4:
- if ((fc & 0xe0) == 0xc0)
- return 10; /* one-address control packet */
- return 16; /* two-address control packet */
- case 8:
- if ((fc & 0x300) == 0x300)
- return 30; /* WDS packet */
- }
- return 24;
-}
-
-static void airo_handle_cisco_mic(struct airo_info *ai)
-{
- if (test_bit(FLAG_MIC_CAPABLE, &ai->flags)) {
- set_bit(JOB_MIC, &ai->jobs);
- wake_up_interruptible(&ai->thr_wait);
- }
-}
-
-/* Airo Status codes */
-#define STAT_NOBEACON 0x8000 /* Loss of sync - missed beacons */
-#define STAT_MAXRETRIES 0x8001 /* Loss of sync - max retries */
-#define STAT_MAXARL 0x8002 /* Loss of sync - average retry level exceeded*/
-#define STAT_FORCELOSS 0x8003 /* Loss of sync - host request */
-#define STAT_TSFSYNC 0x8004 /* Loss of sync - TSF synchronization */
-#define STAT_DEAUTH 0x8100 /* low byte is 802.11 reason code */
-#define STAT_DISASSOC 0x8200 /* low byte is 802.11 reason code */
-#define STAT_ASSOC_FAIL 0x8400 /* low byte is 802.11 reason code */
-#define STAT_AUTH_FAIL 0x0300 /* low byte is 802.11 reason code */
-#define STAT_ASSOC 0x0400 /* Associated */
-#define STAT_REASSOC 0x0600 /* Reassociated? Only on firmware >= 5.30.17 */
-
-static void airo_print_status(const char *devname, u16 status)
-{
- u8 reason = status & 0xFF;
-
- switch (status & 0xFF00) {
- case STAT_NOBEACON:
- switch (status) {
- case STAT_NOBEACON:
- airo_print_dbg(devname, "link lost (missed beacons)");
- break;
- case STAT_MAXRETRIES:
- case STAT_MAXARL:
- airo_print_dbg(devname, "link lost (max retries)");
- break;
- case STAT_FORCELOSS:
- airo_print_dbg(devname, "link lost (local choice)");
- break;
- case STAT_TSFSYNC:
- airo_print_dbg(devname, "link lost (TSF sync lost)");
- break;
- default:
- airo_print_dbg(devname, "unknown status %x\n", status);
- break;
- }
- break;
- case STAT_DEAUTH:
- airo_print_dbg(devname, "deauthenticated (reason: %d)", reason);
- break;
- case STAT_DISASSOC:
- airo_print_dbg(devname, "disassociated (reason: %d)", reason);
- break;
- case STAT_ASSOC_FAIL:
- airo_print_dbg(devname, "association failed (reason: %d)",
- reason);
- break;
- case STAT_AUTH_FAIL:
- airo_print_dbg(devname, "authentication failed (reason: %d)",
- reason);
- break;
- case STAT_ASSOC:
- case STAT_REASSOC:
- break;
- default:
- airo_print_dbg(devname, "unknown status %x\n", status);
- break;
- }
-}
-
-static void airo_handle_link(struct airo_info *ai)
-{
- union iwreq_data wrqu;
- int scan_forceloss = 0;
- u16 status;
-
- /* Get new status and acknowledge the link change */
- status = le16_to_cpu(IN4500(ai, LINKSTAT));
- OUT4500(ai, EVACK, EV_LINK);
-
- if ((status == STAT_FORCELOSS) && (ai->scan_timeout > 0))
- scan_forceloss = 1;
-
- airo_print_status(ai->dev->name, status);
-
- if ((status == STAT_ASSOC) || (status == STAT_REASSOC)) {
- if (auto_wep)
- ai->expires = 0;
- if (ai->list_bss_task)
- wake_up_process(ai->list_bss_task);
- set_bit(FLAG_UPDATE_UNI, &ai->flags);
- set_bit(FLAG_UPDATE_MULTI, &ai->flags);
-
- if (down_trylock(&ai->sem) != 0) {
- set_bit(JOB_EVENT, &ai->jobs);
- wake_up_interruptible(&ai->thr_wait);
- } else
- airo_send_event(ai->dev);
- netif_carrier_on(ai->dev);
- } else if (!scan_forceloss) {
- if (auto_wep && !ai->expires) {
- ai->expires = RUN_AT(3*HZ);
- wake_up_interruptible(&ai->thr_wait);
- }
-
- /* Send event to user space */
- eth_zero_addr(wrqu.ap_addr.sa_data);
- wrqu.ap_addr.sa_family = ARPHRD_ETHER;
- wireless_send_event(ai->dev, SIOCGIWAP, &wrqu, NULL);
- netif_carrier_off(ai->dev);
- } else {
- netif_carrier_off(ai->dev);
- }
-}
-
-static void airo_handle_rx(struct airo_info *ai)
-{
- struct sk_buff *skb = NULL;
- __le16 fc, v, *buffer, tmpbuf[4];
- u16 len, hdrlen = 0, gap, fid;
- struct rx_hdr hdr;
- int success = 0;
-
- if (test_bit(FLAG_MPI, &ai->flags)) {
- if (test_bit(FLAG_802_11, &ai->flags))
- mpi_receive_802_11(ai);
- else
- mpi_receive_802_3(ai);
- OUT4500(ai, EVACK, EV_RX);
- return;
- }
-
- fid = IN4500(ai, RXFID);
-
- /* Get the packet length */
- if (test_bit(FLAG_802_11, &ai->flags)) {
- bap_setup (ai, fid, 4, BAP0);
- bap_read (ai, (__le16*)&hdr, sizeof(hdr), BAP0);
- /* Bad CRC. Ignore packet */
- if (le16_to_cpu(hdr.status) & 2)
- hdr.len = 0;
- if (ai->wifidev == NULL)
- hdr.len = 0;
- } else {
- bap_setup(ai, fid, 0x36, BAP0);
- bap_read(ai, &hdr.len, 2, BAP0);
- }
- len = le16_to_cpu(hdr.len);
-
- if (len > AIRO_DEF_MTU) {
- airo_print_err(ai->dev->name, "Bad size %d", len);
- goto done;
- }
- if (len == 0)
- goto done;
-
- if (test_bit(FLAG_802_11, &ai->flags)) {
- bap_read(ai, &fc, sizeof (fc), BAP0);
- hdrlen = header_len(fc);
- } else
- hdrlen = ETH_ALEN * 2;
-
- skb = dev_alloc_skb(len + hdrlen + 2 + 2);
- if (!skb) {
- ai->dev->stats.rx_dropped++;
- goto done;
- }
-
- skb_reserve(skb, 2); /* This way the IP header is aligned */
- buffer = (__le16 *) skb_put(skb, len + hdrlen);
- if (test_bit(FLAG_802_11, &ai->flags)) {
- buffer[0] = fc;
- bap_read(ai, buffer + 1, hdrlen - 2, BAP0);
- if (hdrlen == 24)
- bap_read(ai, tmpbuf, 6, BAP0);
-
- bap_read(ai, &v, sizeof(v), BAP0);
- gap = le16_to_cpu(v);
- if (gap) {
- if (gap <= 8) {
- bap_read(ai, tmpbuf, gap, BAP0);
- } else {
- airo_print_err(ai->dev->name, "gaplen too "
- "big. Problems will follow...");
- }
- }
- bap_read(ai, buffer + hdrlen/2, len, BAP0);
- } else {
- MICBuffer micbuf;
-
- bap_read(ai, buffer, ETH_ALEN * 2, BAP0);
- if (ai->micstats.enabled) {
- bap_read(ai, (__le16 *) &micbuf, sizeof (micbuf), BAP0);
- if (ntohs(micbuf.typelen) > 0x05DC)
- bap_setup(ai, fid, 0x44, BAP0);
- else {
- if (len <= sizeof (micbuf)) {
- dev_kfree_skb_irq(skb);
- goto done;
- }
-
- len -= sizeof(micbuf);
- skb_trim(skb, len + hdrlen);
- }
- }
-
- bap_read(ai, buffer + ETH_ALEN, len, BAP0);
- if (decapsulate(ai, &micbuf, (etherHead*) buffer, len))
- dev_kfree_skb_irq (skb);
- else
- success = 1;
- }
-
-#ifdef WIRELESS_SPY
- if (success && (ai->spy_data.spy_number > 0)) {
- char *sa;
- struct iw_quality wstats;
-
- /* Prepare spy data : addr + qual */
- if (!test_bit(FLAG_802_11, &ai->flags)) {
- sa = (char *) buffer + 6;
- bap_setup(ai, fid, 8, BAP0);
- bap_read(ai, (__le16 *) hdr.rssi, 2, BAP0);
- } else
- sa = (char *) buffer + 10;
- wstats.qual = hdr.rssi[0];
- if (ai->rssi)
- wstats.level = 0x100 - ai->rssi[hdr.rssi[1]].rssidBm;
- else
- wstats.level = (hdr.rssi[1] + 321) / 2;
- wstats.noise = ai->wstats.qual.noise;
- wstats.updated = IW_QUAL_LEVEL_UPDATED
- | IW_QUAL_QUAL_UPDATED
- | IW_QUAL_DBM;
- /* Update spy records */
- wireless_spy_update(ai->dev, sa, &wstats);
- }
-#endif /* WIRELESS_SPY */
-
-done:
- OUT4500(ai, EVACK, EV_RX);
-
- if (success) {
- if (test_bit(FLAG_802_11, &ai->flags)) {
- skb_reset_mac_header(skb);
- skb->pkt_type = PACKET_OTHERHOST;
- skb->dev = ai->wifidev;
- skb->protocol = htons(ETH_P_802_2);
- } else
- skb->protocol = eth_type_trans(skb, ai->dev);
- skb->ip_summed = CHECKSUM_NONE;
-
- netif_rx(skb);
- }
-}
-
-static void airo_handle_tx(struct airo_info *ai, u16 status)
-{
- int i, len = 0, index = -1;
- u16 fid;
-
- if (test_bit(FLAG_MPI, &ai->flags)) {
- unsigned long flags;
-
- if (status & EV_TXEXC)
- get_tx_error(ai, -1);
-
- spin_lock_irqsave(&ai->aux_lock, flags);
- if (!skb_queue_empty(&ai->txq)) {
- spin_unlock_irqrestore(&ai->aux_lock,flags);
- mpi_send_packet(ai->dev);
- } else {
- clear_bit(FLAG_PENDING_XMIT, &ai->flags);
- spin_unlock_irqrestore(&ai->aux_lock,flags);
- netif_wake_queue(ai->dev);
- }
- OUT4500(ai, EVACK, status & (EV_TX | EV_TXCPY | EV_TXEXC));
- return;
- }
-
- fid = IN4500(ai, TXCOMPLFID);
-
- for(i = 0; i < MAX_FIDS; i++) {
- if ((ai->fids[i] & 0xffff) == fid) {
- len = ai->fids[i] >> 16;
- index = i;
- }
- }
-
- if (index != -1) {
- if (status & EV_TXEXC)
- get_tx_error(ai, index);
-
- OUT4500(ai, EVACK, status & (EV_TX | EV_TXEXC));
-
- /* Set up to be used again */
- ai->fids[index] &= 0xffff;
- if (index < MAX_FIDS / 2) {
- if (!test_bit(FLAG_PENDING_XMIT, &ai->flags))
- netif_wake_queue(ai->dev);
- } else {
- if (!test_bit(FLAG_PENDING_XMIT11, &ai->flags))
- netif_wake_queue(ai->wifidev);
- }
- } else {
- OUT4500(ai, EVACK, status & (EV_TX | EV_TXCPY | EV_TXEXC));
- airo_print_err(ai->dev->name, "Unallocated FID was used to xmit");
- }
-}
-
-static irqreturn_t airo_interrupt(int irq, void *dev_id)
-{
- struct net_device *dev = dev_id;
- u16 status, savedInterrupts = 0;
- struct airo_info *ai = dev->ml_priv;
- int handled = 0;
-
- if (!netif_device_present(dev))
- return IRQ_NONE;
-
- for (;;) {
- status = IN4500(ai, EVSTAT);
- if (!(status & STATUS_INTS) || (status == 0xffff))
- break;
-
- handled = 1;
-
- if (status & EV_AWAKE) {
- OUT4500(ai, EVACK, EV_AWAKE);
- OUT4500(ai, EVACK, EV_AWAKE);
- }
-
- if (!savedInterrupts) {
- savedInterrupts = IN4500(ai, EVINTEN);
- OUT4500(ai, EVINTEN, 0);
- }
-
- if (status & EV_MIC) {
- OUT4500(ai, EVACK, EV_MIC);
- airo_handle_cisco_mic(ai);
- }
-
- if (status & EV_LINK) {
- /* Link status changed */
- airo_handle_link(ai);
- }
-
- /* Check to see if there is something to receive */
- if (status & EV_RX)
- airo_handle_rx(ai);
-
- /* Check to see if a packet has been transmitted */
- if (status & (EV_TX | EV_TXCPY | EV_TXEXC))
- airo_handle_tx(ai, status);
-
- if ( status & ~STATUS_INTS & ~IGNORE_INTS ) {
- airo_print_warn(ai->dev->name, "Got weird status %x",
- status & ~STATUS_INTS & ~IGNORE_INTS );
- }
- }
-
- if (savedInterrupts)
- OUT4500(ai, EVINTEN, savedInterrupts);
-
- return IRQ_RETVAL(handled);
-}
-
-/*
- * Routines to talk to the card
- */
-
-/*
- * This was originally written for the 4500, hence the name
- * NOTE: If use with 8bit mode and SMP bad things will happen!
- * Why would some one do 8 bit IO in an SMP machine?!?
- */
-static void OUT4500( struct airo_info *ai, u16 reg, u16 val ) {
- if (test_bit(FLAG_MPI,&ai->flags))
- reg <<= 1;
- if ( !do8bitIO )
- outw( val, ai->dev->base_addr + reg );
- else {
- outb( val & 0xff, ai->dev->base_addr + reg );
- outb( val >> 8, ai->dev->base_addr + reg + 1 );
- }
-}
-
-static u16 IN4500( struct airo_info *ai, u16 reg ) {
- unsigned short rc;
-
- if (test_bit(FLAG_MPI,&ai->flags))
- reg <<= 1;
- if ( !do8bitIO )
- rc = inw( ai->dev->base_addr + reg );
- else {
- rc = inb( ai->dev->base_addr + reg );
- rc += ((int)inb( ai->dev->base_addr + reg + 1 )) << 8;
- }
- return rc;
-}
-
-static int enable_MAC(struct airo_info *ai, int lock)
-{
- int rc;
- Cmd cmd;
- Resp rsp;
-
- /* FLAG_RADIO_OFF : Radio disabled via /proc or Wireless Extensions
- * FLAG_RADIO_DOWN : Radio disabled via "ifconfig ethX down"
- * Note : we could try to use !netif_running(dev) in enable_MAC()
- * instead of this flag, but I don't trust it *within* the
- * open/close functions, and testing both flags together is
- * "cheaper" - Jean II */
- if (ai->flags & FLAG_RADIO_MASK) return SUCCESS;
-
- if (lock && down_interruptible(&ai->sem))
- return -ERESTARTSYS;
-
- if (!test_bit(FLAG_ENABLED, &ai->flags)) {
- memset(&cmd, 0, sizeof(cmd));
- cmd.cmd = MAC_ENABLE;
- rc = issuecommand(ai, &cmd, &rsp);
- if (rc == SUCCESS)
- set_bit(FLAG_ENABLED, &ai->flags);
- } else
- rc = SUCCESS;
-
- if (lock)
- up(&ai->sem);
-
- if (rc)
- airo_print_err(ai->dev->name, "Cannot enable MAC");
- else if ((rsp.status & 0xFF00) != 0) {
- airo_print_err(ai->dev->name, "Bad MAC enable reason=%x, "
- "rid=%x, offset=%d", rsp.rsp0, rsp.rsp1, rsp.rsp2);
- rc = ERROR;
- }
- return rc;
-}
-
-static void disable_MAC( struct airo_info *ai, int lock ) {
- Cmd cmd;
- Resp rsp;
-
- if (lock == 1 && down_interruptible(&ai->sem))
- return;
-
- if (test_bit(FLAG_ENABLED, &ai->flags)) {
- if (lock != 2) /* lock == 2 means don't disable carrier */
- netif_carrier_off(ai->dev);
- memset(&cmd, 0, sizeof(cmd));
- cmd.cmd = MAC_DISABLE; // disable in case already enabled
- issuecommand(ai, &cmd, &rsp);
- clear_bit(FLAG_ENABLED, &ai->flags);
- }
- if (lock == 1)
- up(&ai->sem);
-}
-
-static void enable_interrupts( struct airo_info *ai ) {
- /* Enable the interrupts */
- OUT4500( ai, EVINTEN, STATUS_INTS );
-}
-
-static void disable_interrupts( struct airo_info *ai ) {
- OUT4500( ai, EVINTEN, 0 );
-}
-
-static void mpi_receive_802_3(struct airo_info *ai)
-{
- RxFid rxd;
- int len = 0;
- struct sk_buff *skb;
- char *buffer;
- int off = 0;
- MICBuffer micbuf;
-
- memcpy_fromio(&rxd, ai->rxfids[0].card_ram_off, sizeof(rxd));
- /* Make sure we got something */
- if (rxd.rdy && rxd.valid == 0) {
- len = rxd.len + 12;
- if (len < 12 || len > 2048)
- goto badrx;
-
- skb = dev_alloc_skb(len);
- if (!skb) {
- ai->dev->stats.rx_dropped++;
- goto badrx;
- }
- buffer = skb_put(skb,len);
- memcpy(buffer, ai->rxfids[0].virtual_host_addr, ETH_ALEN * 2);
- if (ai->micstats.enabled) {
- memcpy(&micbuf,
- ai->rxfids[0].virtual_host_addr + ETH_ALEN * 2,
- sizeof(micbuf));
- if (ntohs(micbuf.typelen) <= 0x05DC) {
- if (len <= sizeof(micbuf) + ETH_ALEN * 2)
- goto badmic;
-
- off = sizeof(micbuf);
- skb_trim (skb, len - off);
- }
- }
- memcpy(buffer + ETH_ALEN * 2,
- ai->rxfids[0].virtual_host_addr + ETH_ALEN * 2 + off,
- len - ETH_ALEN * 2 - off);
- if (decapsulate (ai, &micbuf, (etherHead*)buffer, len - off - ETH_ALEN * 2)) {
-badmic:
- dev_kfree_skb_irq (skb);
- goto badrx;
- }
-#ifdef WIRELESS_SPY
- if (ai->spy_data.spy_number > 0) {
- char *sa;
- struct iw_quality wstats;
- /* Prepare spy data : addr + qual */
- sa = buffer + ETH_ALEN;
- wstats.qual = 0; /* XXX Where do I get that info from ??? */
- wstats.level = 0;
- wstats.updated = 0;
- /* Update spy records */
- wireless_spy_update(ai->dev, sa, &wstats);
- }
-#endif /* WIRELESS_SPY */
-
- skb->ip_summed = CHECKSUM_NONE;
- skb->protocol = eth_type_trans(skb, ai->dev);
- netif_rx(skb);
- }
-badrx:
- if (rxd.valid == 0) {
- rxd.valid = 1;
- rxd.rdy = 0;
- rxd.len = PKTSIZE;
- memcpy_toio(ai->rxfids[0].card_ram_off, &rxd, sizeof(rxd));
- }
-}
-
-static void mpi_receive_802_11(struct airo_info *ai)
-{
- RxFid rxd;
- struct sk_buff *skb = NULL;
- u16 len, hdrlen = 0;
- __le16 fc;
- struct rx_hdr hdr;
- u16 gap;
- u16 *buffer;
- char *ptr = ai->rxfids[0].virtual_host_addr + 4;
-
- memcpy_fromio(&rxd, ai->rxfids[0].card_ram_off, sizeof(rxd));
- memcpy ((char *)&hdr, ptr, sizeof(hdr));
- ptr += sizeof(hdr);
- /* Bad CRC. Ignore packet */
- if (le16_to_cpu(hdr.status) & 2)
- hdr.len = 0;
- if (ai->wifidev == NULL)
- hdr.len = 0;
- len = le16_to_cpu(hdr.len);
- if (len > AIRO_DEF_MTU) {
- airo_print_err(ai->dev->name, "Bad size %d", len);
- goto badrx;
- }
- if (len == 0)
- goto badrx;
-
- fc = get_unaligned((__le16 *)ptr);
- hdrlen = header_len(fc);
-
- skb = dev_alloc_skb( len + hdrlen + 2 );
- if ( !skb ) {
- ai->dev->stats.rx_dropped++;
- goto badrx;
- }
- buffer = (u16*)skb_put (skb, len + hdrlen);
- memcpy ((char *)buffer, ptr, hdrlen);
- ptr += hdrlen;
- if (hdrlen == 24)
- ptr += 6;
- gap = get_unaligned_le16(ptr);
- ptr += sizeof(__le16);
- if (gap) {
- if (gap <= 8)
- ptr += gap;
- else
- airo_print_err(ai->dev->name,
- "gaplen too big. Problems will follow...");
- }
- memcpy ((char *)buffer + hdrlen, ptr, len);
- ptr += len;
-#ifdef IW_WIRELESS_SPY /* defined in iw_handler.h */
- if (ai->spy_data.spy_number > 0) {
- char *sa;
- struct iw_quality wstats;
- /* Prepare spy data : addr + qual */
- sa = (char*)buffer + 10;
- wstats.qual = hdr.rssi[0];
- if (ai->rssi)
- wstats.level = 0x100 - ai->rssi[hdr.rssi[1]].rssidBm;
- else
- wstats.level = (hdr.rssi[1] + 321) / 2;
- wstats.noise = ai->wstats.qual.noise;
- wstats.updated = IW_QUAL_QUAL_UPDATED
- | IW_QUAL_LEVEL_UPDATED
- | IW_QUAL_DBM;
- /* Update spy records */
- wireless_spy_update(ai->dev, sa, &wstats);
- }
-#endif /* IW_WIRELESS_SPY */
- skb_reset_mac_header(skb);
- skb->pkt_type = PACKET_OTHERHOST;
- skb->dev = ai->wifidev;
- skb->protocol = htons(ETH_P_802_2);
- skb->ip_summed = CHECKSUM_NONE;
- netif_rx( skb );
-
-badrx:
- if (rxd.valid == 0) {
- rxd.valid = 1;
- rxd.rdy = 0;
- rxd.len = PKTSIZE;
- memcpy_toio(ai->rxfids[0].card_ram_off, &rxd, sizeof(rxd));
- }
-}
-
-static inline void set_auth_type(struct airo_info *local, int auth_type)
-{
- local->config.authType = auth_type;
- /* Cache the last auth type used (of AUTH_OPEN and AUTH_ENCRYPT).
- * Used by airo_set_auth()
- */
- if (auth_type == AUTH_OPEN || auth_type == AUTH_ENCRYPT)
- local->last_auth = auth_type;
-}
-
-static u16 setup_card(struct airo_info *ai, u8 *mac, int lock)
-{
- Cmd cmd;
- Resp rsp;
- int status;
- SsidRid mySsid;
- __le16 lastindex;
- WepKeyRid wkr;
- int rc;
-
- memset( &mySsid, 0, sizeof( mySsid ) );
- kfree (ai->flash);
- ai->flash = NULL;
-
- /* The NOP is the first step in getting the card going */
- cmd.cmd = NOP;
- cmd.parm0 = cmd.parm1 = cmd.parm2 = 0;
- if (lock && down_interruptible(&ai->sem))
- return ERROR;
- if ( issuecommand( ai, &cmd, &rsp ) != SUCCESS ) {
- if (lock)
- up(&ai->sem);
- return ERROR;
- }
- disable_MAC( ai, 0);
-
- // Let's figure out if we need to use the AUX port
- if (!test_bit(FLAG_MPI,&ai->flags)) {
- cmd.cmd = CMD_ENABLEAUX;
- if (issuecommand(ai, &cmd, &rsp) != SUCCESS) {
- if (lock)
- up(&ai->sem);
- airo_print_err(ai->dev->name, "Error checking for AUX port");
- return ERROR;
- }
- if (!aux_bap || rsp.status & 0xff00) {
- ai->bap_read = fast_bap_read;
- airo_print_dbg(ai->dev->name, "Doing fast bap_reads");
- } else {
- ai->bap_read = aux_bap_read;
- airo_print_dbg(ai->dev->name, "Doing AUX bap_reads");
- }
- }
- if (lock)
- up(&ai->sem);
- if (ai->config.len == 0) {
- int i;
- tdsRssiRid rssi_rid;
- CapabilityRid cap_rid;
-
- kfree(ai->SSID);
- ai->SSID = NULL;
- // general configuration (read/modify/write)
- status = readConfigRid(ai, lock);
- if ( status != SUCCESS ) return ERROR;
-
- status = readCapabilityRid(ai, &cap_rid, lock);
- if ( status != SUCCESS ) return ERROR;
-
- status = PC4500_readrid(ai,RID_RSSI,&rssi_rid,sizeof(rssi_rid),lock);
- if ( status == SUCCESS ) {
- if (ai->rssi || (ai->rssi = kmalloc(512, GFP_KERNEL)) != NULL)
- memcpy(ai->rssi, (u8*)&rssi_rid + 2, 512); /* Skip RID length member */
- }
- else {
- kfree(ai->rssi);
- ai->rssi = NULL;
- if (cap_rid.softCap & cpu_to_le16(8))
- ai->config.rmode |= RXMODE_NORMALIZED_RSSI;
- else
- airo_print_warn(ai->dev->name, "unknown received signal "
- "level scale");
- }
- ai->config.opmode = adhoc ? MODE_STA_IBSS : MODE_STA_ESS;
- set_auth_type(ai, AUTH_OPEN);
- ai->config.modulation = MOD_CCK;
-
- if (le16_to_cpu(cap_rid.len) >= sizeof(cap_rid) &&
- (cap_rid.extSoftCap & cpu_to_le16(1)) &&
- micsetup(ai) == SUCCESS) {
- ai->config.opmode |= MODE_MIC;
- set_bit(FLAG_MIC_CAPABLE, &ai->flags);
- }
-
- /* Save off the MAC */
- for( i = 0; i < ETH_ALEN; i++ ) {
- mac[i] = ai->config.macAddr[i];
- }
-
- /* Check to see if there are any insmod configured
- rates to add */
- if ( rates[0] ) {
- memset(ai->config.rates,0,sizeof(ai->config.rates));
- for( i = 0; i < 8 && rates[i]; i++ ) {
- ai->config.rates[i] = rates[i];
- }
- }
- set_bit (FLAG_COMMIT, &ai->flags);
- }
-
- /* Setup the SSIDs if present */
- if ( ssids[0] ) {
- int i;
- for( i = 0; i < 3 && ssids[i]; i++ ) {
- size_t len = strlen(ssids[i]);
- if (len > 32)
- len = 32;
- mySsid.ssids[i].len = cpu_to_le16(len);
- memcpy(mySsid.ssids[i].ssid, ssids[i], len);
- }
- mySsid.len = cpu_to_le16(sizeof(mySsid));
- }
-
- status = writeConfigRid(ai, lock);
- if ( status != SUCCESS ) return ERROR;
-
- /* Set up the SSID list */
- if ( ssids[0] ) {
- status = writeSsidRid(ai, &mySsid, lock);
- if ( status != SUCCESS ) return ERROR;
- }
-
- status = enable_MAC(ai, lock);
- if (status != SUCCESS)
- return ERROR;
-
- /* Grab the initial wep key, we gotta save it for auto_wep */
- rc = readWepKeyRid(ai, &wkr, 1, lock);
- if (rc == SUCCESS) do {
- lastindex = wkr.kindex;
- if (wkr.kindex == cpu_to_le16(0xffff)) {
- ai->defindex = wkr.mac[0];
- }
- rc = readWepKeyRid(ai, &wkr, 0, lock);
- } while(lastindex != wkr.kindex);
-
- try_auto_wep(ai);
-
- return SUCCESS;
-}
-
-static u16 issuecommand(struct airo_info *ai, Cmd *pCmd, Resp *pRsp) {
- // Im really paranoid about letting it run forever!
- int max_tries = 600000;
-
- if (IN4500(ai, EVSTAT) & EV_CMD)
- OUT4500(ai, EVACK, EV_CMD);
-
- OUT4500(ai, PARAM0, pCmd->parm0);
- OUT4500(ai, PARAM1, pCmd->parm1);
- OUT4500(ai, PARAM2, pCmd->parm2);
- OUT4500(ai, COMMAND, pCmd->cmd);
-
- while (max_tries-- && (IN4500(ai, EVSTAT) & EV_CMD) == 0) {
- if ((IN4500(ai, COMMAND)) == pCmd->cmd)
- // PC4500 didn't notice command, try again
- OUT4500(ai, COMMAND, pCmd->cmd);
- if (!in_atomic() && (max_tries & 255) == 0)
- schedule();
- }
-
- if ( max_tries == -1 ) {
- airo_print_err(ai->dev->name,
- "Max tries exceeded when issuing command");
- if (IN4500(ai, COMMAND) & COMMAND_BUSY)
- OUT4500(ai, EVACK, EV_CLEARCOMMANDBUSY);
- return ERROR;
- }
-
- // command completed
- pRsp->status = IN4500(ai, STATUS);
- pRsp->rsp0 = IN4500(ai, RESP0);
- pRsp->rsp1 = IN4500(ai, RESP1);
- pRsp->rsp2 = IN4500(ai, RESP2);
- if ((pRsp->status & 0xff00)!=0 && pCmd->cmd != CMD_SOFTRESET)
- airo_print_err(ai->dev->name,
- "cmd:%x status:%x rsp0:%x rsp1:%x rsp2:%x",
- pCmd->cmd, pRsp->status, pRsp->rsp0, pRsp->rsp1,
- pRsp->rsp2);
-
- // clear stuck command busy if necessary
- if (IN4500(ai, COMMAND) & COMMAND_BUSY) {
- OUT4500(ai, EVACK, EV_CLEARCOMMANDBUSY);
- }
- // acknowledge processing the status/response
- OUT4500(ai, EVACK, EV_CMD);
-
- return SUCCESS;
-}
-
-/* Sets up the bap to start exchange data. whichbap should
- * be one of the BAP0 or BAP1 defines. Locks should be held before
- * calling! */
-static int bap_setup(struct airo_info *ai, u16 rid, u16 offset, int whichbap )
-{
- int timeout = 50;
- int max_tries = 3;
-
- OUT4500(ai, SELECT0+whichbap, rid);
- OUT4500(ai, OFFSET0+whichbap, offset);
- while (1) {
- int status = IN4500(ai, OFFSET0+whichbap);
- if (status & BAP_BUSY) {
- /* This isn't really a timeout, but its kinda
- close */
- if (timeout--) {
- continue;
- }
- } else if ( status & BAP_ERR ) {
- /* invalid rid or offset */
- airo_print_err(ai->dev->name, "BAP error %x %d",
- status, whichbap );
- return ERROR;
- } else if (status & BAP_DONE) { // success
- return SUCCESS;
- }
- if ( !(max_tries--) ) {
- airo_print_err(ai->dev->name,
- "BAP setup error too many retries\n");
- return ERROR;
- }
- // -- PC4500 missed it, try again
- OUT4500(ai, SELECT0+whichbap, rid);
- OUT4500(ai, OFFSET0+whichbap, offset);
- timeout = 50;
- }
-}
-
-/* should only be called by aux_bap_read. This aux function and the
- following use concepts not documented in the developers guide. I
- got them from a patch given to my by Aironet */
-static u16 aux_setup(struct airo_info *ai, u16 page,
- u16 offset, u16 *len)
-{
- u16 next;
-
- OUT4500(ai, AUXPAGE, page);
- OUT4500(ai, AUXOFF, 0);
- next = IN4500(ai, AUXDATA);
- *len = IN4500(ai, AUXDATA)&0xff;
- if (offset != 4) OUT4500(ai, AUXOFF, offset);
- return next;
-}
-
-/* requires call to bap_setup() first */
-static int aux_bap_read(struct airo_info *ai, __le16 *pu16Dst,
- int bytelen, int whichbap)
-{
- u16 len;
- u16 page;
- u16 offset;
- u16 next;
- int words;
- int i;
- unsigned long flags;
-
- spin_lock_irqsave(&ai->aux_lock, flags);
- page = IN4500(ai, SWS0+whichbap);
- offset = IN4500(ai, SWS2+whichbap);
- next = aux_setup(ai, page, offset, &len);
- words = (bytelen+1)>>1;
-
- for (i=0; i<words;) {
- int count;
- count = (len>>1) < (words-i) ? (len>>1) : (words-i);
- if ( !do8bitIO )
- insw( ai->dev->base_addr+DATA0+whichbap,
- pu16Dst+i,count );
- else
- insb( ai->dev->base_addr+DATA0+whichbap,
- pu16Dst+i, count << 1 );
- i += count;
- if (i<words) {
- next = aux_setup(ai, next, 4, &len);
- }
- }
- spin_unlock_irqrestore(&ai->aux_lock, flags);
- return SUCCESS;
-}
-
-
-/* requires call to bap_setup() first */
-static int fast_bap_read(struct airo_info *ai, __le16 *pu16Dst,
- int bytelen, int whichbap)
-{
- bytelen = (bytelen + 1) & (~1); // round up to even value
- if ( !do8bitIO )
- insw( ai->dev->base_addr+DATA0+whichbap, pu16Dst, bytelen>>1 );
- else
- insb( ai->dev->base_addr+DATA0+whichbap, pu16Dst, bytelen );
- return SUCCESS;
-}
-
-/* requires call to bap_setup() first */
-static int bap_write(struct airo_info *ai, const __le16 *pu16Src,
- int bytelen, int whichbap)
-{
- bytelen = (bytelen + 1) & (~1); // round up to even value
- if ( !do8bitIO )
- outsw( ai->dev->base_addr+DATA0+whichbap,
- pu16Src, bytelen>>1 );
- else
- outsb( ai->dev->base_addr+DATA0+whichbap, pu16Src, bytelen );
- return SUCCESS;
-}
-
-static int PC4500_accessrid(struct airo_info *ai, u16 rid, u16 accmd)
-{
- Cmd cmd; /* for issuing commands */
- Resp rsp; /* response from commands */
- u16 status;
-
- memset(&cmd, 0, sizeof(cmd));
- cmd.cmd = accmd;
- cmd.parm0 = rid;
- status = issuecommand(ai, &cmd, &rsp);
- if (status != 0) return status;
- if ( (rsp.status & 0x7F00) != 0) {
- return (accmd << 8) + (rsp.rsp0 & 0xFF);
- }
- return 0;
-}
-
-/* Note, that we are using BAP1 which is also used by transmit, so
- * we must get a lock. */
-static int PC4500_readrid(struct airo_info *ai, u16 rid, void *pBuf, int len, int lock)
-{
- u16 status;
- int rc = SUCCESS;
-
- if (lock) {
- if (down_interruptible(&ai->sem))
- return ERROR;
- }
- if (test_bit(FLAG_MPI,&ai->flags)) {
- Cmd cmd;
- Resp rsp;
-
- memset(&cmd, 0, sizeof(cmd));
- memset(&rsp, 0, sizeof(rsp));
- ai->config_desc.rid_desc.valid = 1;
- ai->config_desc.rid_desc.len = RIDSIZE;
- ai->config_desc.rid_desc.rid = 0;
- ai->config_desc.rid_desc.host_addr = ai->ridbus;
-
- cmd.cmd = CMD_ACCESS;
- cmd.parm0 = rid;
-
- memcpy_toio(ai->config_desc.card_ram_off,
- &ai->config_desc.rid_desc, sizeof(Rid));
-
- rc = issuecommand(ai, &cmd, &rsp);
-
- if (rsp.status & 0x7f00)
- rc = rsp.rsp0;
- if (!rc)
- memcpy(pBuf, ai->config_desc.virtual_host_addr, len);
- goto done;
- } else {
- if ((status = PC4500_accessrid(ai, rid, CMD_ACCESS))!=SUCCESS) {
- rc = status;
- goto done;
- }
- if (bap_setup(ai, rid, 0, BAP1) != SUCCESS) {
- rc = ERROR;
- goto done;
- }
- // read the rid length field
- bap_read(ai, pBuf, 2, BAP1);
- // length for remaining part of rid
- len = min(len, (int)le16_to_cpu(*(__le16*)pBuf)) - 2;
-
- if ( len <= 2 ) {
- airo_print_err(ai->dev->name,
- "Rid %x has a length of %d which is too short",
- (int)rid, (int)len );
- rc = ERROR;
- goto done;
- }
- // read remainder of the rid
- rc = bap_read(ai, ((__le16*)pBuf)+1, len, BAP1);
- }
-done:
- if (lock)
- up(&ai->sem);
- return rc;
-}
-
-/* Note, that we are using BAP1 which is also used by transmit, so
- * make sure this isn't called when a transmit is happening */
-static int PC4500_writerid(struct airo_info *ai, u16 rid,
- const void *pBuf, int len, int lock)
-{
- u16 status;
- int rc = SUCCESS;
-
- *(__le16*)pBuf = cpu_to_le16((u16)len);
-
- if (lock) {
- if (down_interruptible(&ai->sem))
- return ERROR;
- }
- if (test_bit(FLAG_MPI,&ai->flags)) {
- Cmd cmd;
- Resp rsp;
-
- if (test_bit(FLAG_ENABLED, &ai->flags) && (RID_WEP_TEMP != rid))
- airo_print_err(ai->dev->name,
- "%s: MAC should be disabled (rid=%04x)",
- __func__, rid);
- memset(&cmd, 0, sizeof(cmd));
- memset(&rsp, 0, sizeof(rsp));
-
- ai->config_desc.rid_desc.valid = 1;
- ai->config_desc.rid_desc.len = *((u16 *)pBuf);
- ai->config_desc.rid_desc.rid = 0;
-
- cmd.cmd = CMD_WRITERID;
- cmd.parm0 = rid;
-
- memcpy_toio(ai->config_desc.card_ram_off,
- &ai->config_desc.rid_desc, sizeof(Rid));
-
- if (len < 4 || len > 2047) {
- airo_print_err(ai->dev->name, "%s: len=%d", __func__, len);
- rc = -1;
- } else {
- memcpy(ai->config_desc.virtual_host_addr,
- pBuf, len);
-
- rc = issuecommand(ai, &cmd, &rsp);
- if ((rc & 0xff00) != 0) {
- airo_print_err(ai->dev->name, "%s: Write rid Error %d",
- __func__, rc);
- airo_print_err(ai->dev->name, "%s: Cmd=%04x",
- __func__, cmd.cmd);
- }
-
- if ((rsp.status & 0x7f00))
- rc = rsp.rsp0;
- }
- } else {
- // --- first access so that we can write the rid data
- if ( (status = PC4500_accessrid(ai, rid, CMD_ACCESS)) != 0) {
- rc = status;
- goto done;
- }
- // --- now write the rid data
- if (bap_setup(ai, rid, 0, BAP1) != SUCCESS) {
- rc = ERROR;
- goto done;
- }
- bap_write(ai, pBuf, len, BAP1);
- // ---now commit the rid data
- rc = PC4500_accessrid(ai, rid, 0x100|CMD_ACCESS);
- }
-done:
- if (lock)
- up(&ai->sem);
- return rc;
-}
-
-/* Allocates a FID to be used for transmitting packets. We only use
- one for now. */
-static u16 transmit_allocate(struct airo_info *ai, int lenPayload, int raw)
-{
- unsigned int loop = 3000;
- Cmd cmd;
- Resp rsp;
- u16 txFid;
- __le16 txControl;
-
- cmd.cmd = CMD_ALLOCATETX;
- cmd.parm0 = lenPayload;
- if (down_interruptible(&ai->sem))
- return ERROR;
- if (issuecommand(ai, &cmd, &rsp) != SUCCESS) {
- txFid = ERROR;
- goto done;
- }
- if ( (rsp.status & 0xFF00) != 0) {
- txFid = ERROR;
- goto done;
- }
- /* wait for the allocate event/indication
- * It makes me kind of nervous that this can just sit here and spin,
- * but in practice it only loops like four times. */
- while (((IN4500(ai, EVSTAT) & EV_ALLOC) == 0) && --loop);
- if (!loop) {
- txFid = ERROR;
- goto done;
- }
-
- // get the allocated fid and acknowledge
- txFid = IN4500(ai, TXALLOCFID);
- OUT4500(ai, EVACK, EV_ALLOC);
-
- /* The CARD is pretty cool since it converts the ethernet packet
- * into 802.11. Also note that we don't release the FID since we
- * will be using the same one over and over again. */
- /* We only have to setup the control once since we are not
- * releasing the fid. */
- if (raw)
- txControl = cpu_to_le16(TXCTL_TXOK | TXCTL_TXEX | TXCTL_802_11
- | TXCTL_ETHERNET | TXCTL_NORELEASE);
- else
- txControl = cpu_to_le16(TXCTL_TXOK | TXCTL_TXEX | TXCTL_802_3
- | TXCTL_ETHERNET | TXCTL_NORELEASE);
- if (bap_setup(ai, txFid, 0x0008, BAP1) != SUCCESS)
- txFid = ERROR;
- else
- bap_write(ai, &txControl, sizeof(txControl), BAP1);
-
-done:
- up(&ai->sem);
-
- return txFid;
-}
-
-/* In general BAP1 is dedicated to transmiting packets. However,
- since we need a BAP when accessing RIDs, we also use BAP1 for that.
- Make sure the BAP1 spinlock is held when this is called. */
-static int transmit_802_3_packet(struct airo_info *ai, int len, char *pPacket)
-{
- __le16 payloadLen;
- Cmd cmd;
- Resp rsp;
- int miclen = 0;
- u16 txFid = len;
- MICBuffer pMic;
-
- len >>= 16;
-
- if (len <= ETH_ALEN * 2) {
- airo_print_warn(ai->dev->name, "Short packet %d", len);
- return ERROR;
- }
- len -= ETH_ALEN * 2;
-
- if (test_bit(FLAG_MIC_CAPABLE, &ai->flags) && ai->micstats.enabled &&
- (ntohs(((__be16 *)pPacket)[6]) != 0x888E)) {
- if (encapsulate(ai,(etherHead *)pPacket,&pMic,len) != SUCCESS)
- return ERROR;
- miclen = sizeof(pMic);
- }
- // packet is destination[6], source[6], payload[len-12]
- // write the payload length and dst/src/payload
- if (bap_setup(ai, txFid, 0x0036, BAP1) != SUCCESS) return ERROR;
- /* The hardware addresses aren't counted as part of the payload, so
- * we have to subtract the 12 bytes for the addresses off */
- payloadLen = cpu_to_le16(len + miclen);
- bap_write(ai, &payloadLen, sizeof(payloadLen),BAP1);
- bap_write(ai, (__le16*)pPacket, sizeof(etherHead), BAP1);
- if (miclen)
- bap_write(ai, (__le16*)&pMic, miclen, BAP1);
- bap_write(ai, (__le16*)(pPacket + sizeof(etherHead)), len, BAP1);
- // issue the transmit command
- memset( &cmd, 0, sizeof( cmd ) );
- cmd.cmd = CMD_TRANSMIT;
- cmd.parm0 = txFid;
- if (issuecommand(ai, &cmd, &rsp) != SUCCESS) return ERROR;
- if ( (rsp.status & 0xFF00) != 0) return ERROR;
- return SUCCESS;
-}
-
-static int transmit_802_11_packet(struct airo_info *ai, int len, char *pPacket)
-{
- __le16 fc, payloadLen;
- Cmd cmd;
- Resp rsp;
- int hdrlen;
- static u8 tail[(30-10) + 2 + 6] = {[30-10] = 6};
- /* padding of header to full size + le16 gaplen (6) + gaplen bytes */
- u16 txFid = len;
- len >>= 16;
-
- fc = *(__le16*)pPacket;
- hdrlen = header_len(fc);
-
- if (len < hdrlen) {
- airo_print_warn(ai->dev->name, "Short packet %d", len);
- return ERROR;
- }
-
- /* packet is 802.11 header + payload
- * write the payload length and dst/src/payload */
- if (bap_setup(ai, txFid, 6, BAP1) != SUCCESS) return ERROR;
- /* The 802.11 header aren't counted as part of the payload, so
- * we have to subtract the header bytes off */
- payloadLen = cpu_to_le16(len-hdrlen);
- bap_write(ai, &payloadLen, sizeof(payloadLen),BAP1);
- if (bap_setup(ai, txFid, 0x0014, BAP1) != SUCCESS) return ERROR;
- bap_write(ai, (__le16 *)pPacket, hdrlen, BAP1);
- bap_write(ai, (__le16 *)(tail + (hdrlen - 10)), 38 - hdrlen, BAP1);
-
- bap_write(ai, (__le16 *)(pPacket + hdrlen), len - hdrlen, BAP1);
- // issue the transmit command
- memset( &cmd, 0, sizeof( cmd ) );
- cmd.cmd = CMD_TRANSMIT;
- cmd.parm0 = txFid;
- if (issuecommand(ai, &cmd, &rsp) != SUCCESS) return ERROR;
- if ( (rsp.status & 0xFF00) != 0) return ERROR;
- return SUCCESS;
-}
-
-/*
- * This is the proc_fs routines. It is a bit messier than I would
- * like! Feel free to clean it up!
- */
-
-static ssize_t proc_read( struct file *file,
- char __user *buffer,
- size_t len,
- loff_t *offset);
-
-static ssize_t proc_write( struct file *file,
- const char __user *buffer,
- size_t len,
- loff_t *offset );
-static int proc_close( struct inode *inode, struct file *file );
-
-static int proc_stats_open( struct inode *inode, struct file *file );
-static int proc_statsdelta_open( struct inode *inode, struct file *file );
-static int proc_status_open( struct inode *inode, struct file *file );
-static int proc_SSID_open( struct inode *inode, struct file *file );
-static int proc_APList_open( struct inode *inode, struct file *file );
-static int proc_BSSList_open( struct inode *inode, struct file *file );
-static int proc_config_open( struct inode *inode, struct file *file );
-static int proc_wepkey_open( struct inode *inode, struct file *file );
-
-static const struct file_operations proc_statsdelta_ops = {
- .owner = THIS_MODULE,
- .read = proc_read,
- .open = proc_statsdelta_open,
- .release = proc_close,
- .llseek = default_llseek,
-};
-
-static const struct file_operations proc_stats_ops = {
- .owner = THIS_MODULE,
- .read = proc_read,
- .open = proc_stats_open,
- .release = proc_close,
- .llseek = default_llseek,
-};
-
-static const struct file_operations proc_status_ops = {
- .owner = THIS_MODULE,
- .read = proc_read,
- .open = proc_status_open,
- .release = proc_close,
- .llseek = default_llseek,
-};
-
-static const struct file_operations proc_SSID_ops = {
- .owner = THIS_MODULE,
- .read = proc_read,
- .write = proc_write,
- .open = proc_SSID_open,
- .release = proc_close,
- .llseek = default_llseek,
-};
-
-static const struct file_operations proc_BSSList_ops = {
- .owner = THIS_MODULE,
- .read = proc_read,
- .write = proc_write,
- .open = proc_BSSList_open,
- .release = proc_close,
- .llseek = default_llseek,
-};
-
-static const struct file_operations proc_APList_ops = {
- .owner = THIS_MODULE,
- .read = proc_read,
- .write = proc_write,
- .open = proc_APList_open,
- .release = proc_close,
- .llseek = default_llseek,
-};
-
-static const struct file_operations proc_config_ops = {
- .owner = THIS_MODULE,
- .read = proc_read,
- .write = proc_write,
- .open = proc_config_open,
- .release = proc_close,
- .llseek = default_llseek,
-};
-
-static const struct file_operations proc_wepkey_ops = {
- .owner = THIS_MODULE,
- .read = proc_read,
- .write = proc_write,
- .open = proc_wepkey_open,
- .release = proc_close,
- .llseek = default_llseek,
-};
-
-static struct proc_dir_entry *airo_entry;
-
-struct proc_data {
- int release_buffer;
- int readlen;
- char *rbuffer;
- int writelen;
- int maxwritelen;
- char *wbuffer;
- void (*on_close) (struct inode *, struct file *);
-};
-
-static int setup_proc_entry( struct net_device *dev,
- struct airo_info *apriv ) {
- struct proc_dir_entry *entry;
-
- /* First setup the device directory */
- strcpy(apriv->proc_name,dev->name);
- apriv->proc_entry = proc_mkdir_mode(apriv->proc_name, airo_perm,
- airo_entry);
- if (!apriv->proc_entry)
- return -ENOMEM;
- proc_set_user(apriv->proc_entry, proc_kuid, proc_kgid);
-
- /* Setup the StatsDelta */
- entry = proc_create_data("StatsDelta", S_IRUGO & proc_perm,
- apriv->proc_entry, &proc_statsdelta_ops, dev);
- if (!entry)
- goto fail;
- proc_set_user(entry, proc_kuid, proc_kgid);
-
- /* Setup the Stats */
- entry = proc_create_data("Stats", S_IRUGO & proc_perm,
- apriv->proc_entry, &proc_stats_ops, dev);
- if (!entry)
- goto fail;
- proc_set_user(entry, proc_kuid, proc_kgid);
-
- /* Setup the Status */
- entry = proc_create_data("Status", S_IRUGO & proc_perm,
- apriv->proc_entry, &proc_status_ops, dev);
- if (!entry)
- goto fail;
- proc_set_user(entry, proc_kuid, proc_kgid);
-
- /* Setup the Config */
- entry = proc_create_data("Config", proc_perm,
- apriv->proc_entry, &proc_config_ops, dev);
- if (!entry)
- goto fail;
- proc_set_user(entry, proc_kuid, proc_kgid);
-
- /* Setup the SSID */
- entry = proc_create_data("SSID", proc_perm,
- apriv->proc_entry, &proc_SSID_ops, dev);
- if (!entry)
- goto fail;
- proc_set_user(entry, proc_kuid, proc_kgid);
-
- /* Setup the APList */
- entry = proc_create_data("APList", proc_perm,
- apriv->proc_entry, &proc_APList_ops, dev);
- if (!entry)
- goto fail;
- proc_set_user(entry, proc_kuid, proc_kgid);
-
- /* Setup the BSSList */
- entry = proc_create_data("BSSList", proc_perm,
- apriv->proc_entry, &proc_BSSList_ops, dev);
- if (!entry)
- goto fail;
- proc_set_user(entry, proc_kuid, proc_kgid);
-
- /* Setup the WepKey */
- entry = proc_create_data("WepKey", proc_perm,
- apriv->proc_entry, &proc_wepkey_ops, dev);
- if (!entry)
- goto fail;
- proc_set_user(entry, proc_kuid, proc_kgid);
- return 0;
-
-fail:
- remove_proc_subtree(apriv->proc_name, airo_entry);
- return -ENOMEM;
-}
-
-static int takedown_proc_entry( struct net_device *dev,
- struct airo_info *apriv )
-{
- remove_proc_subtree(apriv->proc_name, airo_entry);
- return 0;
-}
-
-/*
- * What we want from the proc_fs is to be able to efficiently read
- * and write the configuration. To do this, we want to read the
- * configuration when the file is opened and write it when the file is
- * closed. So basically we allocate a read buffer at open and fill it
- * with data, and allocate a write buffer and read it at close.
- */
-
-/*
- * The read routine is generic, it relies on the preallocated rbuffer
- * to supply the data.
- */
-static ssize_t proc_read( struct file *file,
- char __user *buffer,
- size_t len,
- loff_t *offset )
-{
- struct proc_data *priv = file->private_data;
-
- if (!priv->rbuffer)
- return -EINVAL;
-
- return simple_read_from_buffer(buffer, len, offset, priv->rbuffer,
- priv->readlen);
-}
-
-/*
- * The write routine is generic, it fills in a preallocated rbuffer
- * to supply the data.
- */
-static ssize_t proc_write( struct file *file,
- const char __user *buffer,
- size_t len,
- loff_t *offset )
-{
- ssize_t ret;
- struct proc_data *priv = file->private_data;
-
- if (!priv->wbuffer)
- return -EINVAL;
-
- ret = simple_write_to_buffer(priv->wbuffer, priv->maxwritelen, offset,
- buffer, len);
- if (ret > 0)
- priv->writelen = max_t(int, priv->writelen, *offset);
-
- return ret;
-}
-
-static int proc_status_open(struct inode *inode, struct file *file)
-{
- struct proc_data *data;
- struct net_device *dev = PDE_DATA(inode);
- struct airo_info *apriv = dev->ml_priv;
- CapabilityRid cap_rid;
- StatusRid status_rid;
- u16 mode;
- int i;
-
- if ((file->private_data = kzalloc(sizeof(struct proc_data ), GFP_KERNEL)) == NULL)
- return -ENOMEM;
- data = file->private_data;
- if ((data->rbuffer = kmalloc( 2048, GFP_KERNEL )) == NULL) {
- kfree (file->private_data);
- return -ENOMEM;
- }
-
- readStatusRid(apriv, &status_rid, 1);
- readCapabilityRid(apriv, &cap_rid, 1);
-
- mode = le16_to_cpu(status_rid.mode);
-
- i = sprintf(data->rbuffer, "Status: %s%s%s%s%s%s%s%s%s\n",
- mode & 1 ? "CFG ": "",
- mode & 2 ? "ACT ": "",
- mode & 0x10 ? "SYN ": "",
- mode & 0x20 ? "LNK ": "",
- mode & 0x40 ? "LEAP ": "",
- mode & 0x80 ? "PRIV ": "",
- mode & 0x100 ? "KEY ": "",
- mode & 0x200 ? "WEP ": "",
- mode & 0x8000 ? "ERR ": "");
- sprintf( data->rbuffer+i, "Mode: %x\n"
- "Signal Strength: %d\n"
- "Signal Quality: %d\n"
- "SSID: %-.*s\n"
- "AP: %-.16s\n"
- "Freq: %d\n"
- "BitRate: %dmbs\n"
- "Driver Version: %s\n"
- "Device: %s\nManufacturer: %s\nFirmware Version: %s\n"
- "Radio type: %x\nCountry: %x\nHardware Version: %x\n"
- "Software Version: %x\nSoftware Subversion: %x\n"
- "Boot block version: %x\n",
- le16_to_cpu(status_rid.mode),
- le16_to_cpu(status_rid.normalizedSignalStrength),
- le16_to_cpu(status_rid.signalQuality),
- le16_to_cpu(status_rid.SSIDlen),
- status_rid.SSID,
- status_rid.apName,
- le16_to_cpu(status_rid.channel),
- le16_to_cpu(status_rid.currentXmitRate) / 2,
- version,
- cap_rid.prodName,
- cap_rid.manName,
- cap_rid.prodVer,
- le16_to_cpu(cap_rid.radioType),
- le16_to_cpu(cap_rid.country),
- le16_to_cpu(cap_rid.hardVer),
- le16_to_cpu(cap_rid.softVer),
- le16_to_cpu(cap_rid.softSubVer),
- le16_to_cpu(cap_rid.bootBlockVer));
- data->readlen = strlen( data->rbuffer );
- return 0;
-}
-
-static int proc_stats_rid_open(struct inode*, struct file*, u16);
-static int proc_statsdelta_open( struct inode *inode,
- struct file *file ) {
- if (file->f_mode&FMODE_WRITE) {
- return proc_stats_rid_open(inode, file, RID_STATSDELTACLEAR);
- }
- return proc_stats_rid_open(inode, file, RID_STATSDELTA);
-}
-
-static int proc_stats_open( struct inode *inode, struct file *file ) {
- return proc_stats_rid_open(inode, file, RID_STATS);
-}
-
-static int proc_stats_rid_open( struct inode *inode,
- struct file *file,
- u16 rid )
-{
- struct proc_data *data;
- struct net_device *dev = PDE_DATA(inode);
- struct airo_info *apriv = dev->ml_priv;
- StatsRid stats;
- int i, j;
- __le32 *vals = stats.vals;
- int len;
-
- if ((file->private_data = kzalloc(sizeof(struct proc_data ), GFP_KERNEL)) == NULL)
- return -ENOMEM;
- data = file->private_data;
- if ((data->rbuffer = kmalloc( 4096, GFP_KERNEL )) == NULL) {
- kfree (file->private_data);
- return -ENOMEM;
- }
-
- readStatsRid(apriv, &stats, rid, 1);
- len = le16_to_cpu(stats.len);
-
- j = 0;
- for(i=0; statsLabels[i]!=(char *)-1 && i*4<len; i++) {
- if (!statsLabels[i]) continue;
- if (j+strlen(statsLabels[i])+16>4096) {
- airo_print_warn(apriv->dev->name,
- "Potentially disastrous buffer overflow averted!");
- break;
- }
- j+=sprintf(data->rbuffer+j, "%s: %u\n", statsLabels[i],
- le32_to_cpu(vals[i]));
- }
- if (i*4 >= len) {
- airo_print_warn(apriv->dev->name, "Got a short rid");
- }
- data->readlen = j;
- return 0;
-}
-
-static int get_dec_u16( char *buffer, int *start, int limit ) {
- u16 value;
- int valid = 0;
- for (value = 0; *start < limit && buffer[*start] >= '0' &&
- buffer[*start] <= '9'; (*start)++) {
- valid = 1;
- value *= 10;
- value += buffer[*start] - '0';
- }
- if ( !valid ) return -1;
- return value;
-}
-
-static int airo_config_commit(struct net_device *dev,
- struct iw_request_info *info, void *zwrq,
- char *extra);
-
-static inline int sniffing_mode(struct airo_info *ai)
-{
- return (le16_to_cpu(ai->config.rmode) & le16_to_cpu(RXMODE_MASK)) >=
- le16_to_cpu(RXMODE_RFMON);
-}
-
-static void proc_config_on_close(struct inode *inode, struct file *file)
-{
- struct proc_data *data = file->private_data;
- struct net_device *dev = PDE_DATA(inode);
- struct airo_info *ai = dev->ml_priv;
- char *line;
-
- if ( !data->writelen ) return;
-
- readConfigRid(ai, 1);
- set_bit (FLAG_COMMIT, &ai->flags);
-
- line = data->wbuffer;
- while( line[0] ) {
-/*** Mode processing */
- if ( !strncmp( line, "Mode: ", 6 ) ) {
- line += 6;
- if (sniffing_mode(ai))
- set_bit (FLAG_RESET, &ai->flags);
- ai->config.rmode &= ~RXMODE_FULL_MASK;
- clear_bit (FLAG_802_11, &ai->flags);
- ai->config.opmode &= ~MODE_CFG_MASK;
- ai->config.scanMode = SCANMODE_ACTIVE;
- if ( line[0] == 'a' ) {
- ai->config.opmode |= MODE_STA_IBSS;
- } else {
- ai->config.opmode |= MODE_STA_ESS;
- if ( line[0] == 'r' ) {
- ai->config.rmode |= RXMODE_RFMON | RXMODE_DISABLE_802_3_HEADER;
- ai->config.scanMode = SCANMODE_PASSIVE;
- set_bit (FLAG_802_11, &ai->flags);
- } else if ( line[0] == 'y' ) {
- ai->config.rmode |= RXMODE_RFMON_ANYBSS | RXMODE_DISABLE_802_3_HEADER;
- ai->config.scanMode = SCANMODE_PASSIVE;
- set_bit (FLAG_802_11, &ai->flags);
- } else if ( line[0] == 'l' )
- ai->config.rmode |= RXMODE_LANMON;
- }
- set_bit (FLAG_COMMIT, &ai->flags);
- }
-
-/*** Radio status */
- else if (!strncmp(line,"Radio: ", 7)) {
- line += 7;
- if (!strncmp(line,"off",3)) {
- set_bit (FLAG_RADIO_OFF, &ai->flags);
- } else {
- clear_bit (FLAG_RADIO_OFF, &ai->flags);
- }
- }
-/*** NodeName processing */
- else if ( !strncmp( line, "NodeName: ", 10 ) ) {
- int j;
-
- line += 10;
- memset( ai->config.nodeName, 0, 16 );
-/* Do the name, assume a space between the mode and node name */
- for( j = 0; j < 16 && line[j] != '\n'; j++ ) {
- ai->config.nodeName[j] = line[j];
- }
- set_bit (FLAG_COMMIT, &ai->flags);
- }
-
-/*** PowerMode processing */
- else if ( !strncmp( line, "PowerMode: ", 11 ) ) {
- line += 11;
- if ( !strncmp( line, "PSPCAM", 6 ) ) {
- ai->config.powerSaveMode = POWERSAVE_PSPCAM;
- set_bit (FLAG_COMMIT, &ai->flags);
- } else if ( !strncmp( line, "PSP", 3 ) ) {
- ai->config.powerSaveMode = POWERSAVE_PSP;
- set_bit (FLAG_COMMIT, &ai->flags);
- } else {
- ai->config.powerSaveMode = POWERSAVE_CAM;
- set_bit (FLAG_COMMIT, &ai->flags);
- }
- } else if ( !strncmp( line, "DataRates: ", 11 ) ) {
- int v, i = 0, k = 0; /* i is index into line,
- k is index to rates */
-
- line += 11;
- while((v = get_dec_u16(line, &i, 3))!=-1) {
- ai->config.rates[k++] = (u8)v;
- line += i + 1;
- i = 0;
- }
- set_bit (FLAG_COMMIT, &ai->flags);
- } else if ( !strncmp( line, "Channel: ", 9 ) ) {
- int v, i = 0;
- line += 9;
- v = get_dec_u16(line, &i, i+3);
- if ( v != -1 ) {
- ai->config.channelSet = cpu_to_le16(v);
- set_bit (FLAG_COMMIT, &ai->flags);
- }
- } else if ( !strncmp( line, "XmitPower: ", 11 ) ) {
- int v, i = 0;
- line += 11;
- v = get_dec_u16(line, &i, i+3);
- if ( v != -1 ) {
- ai->config.txPower = cpu_to_le16(v);
- set_bit (FLAG_COMMIT, &ai->flags);
- }
- } else if ( !strncmp( line, "WEP: ", 5 ) ) {
- line += 5;
- switch( line[0] ) {
- case 's':
- set_auth_type(ai, AUTH_SHAREDKEY);
- break;
- case 'e':
- set_auth_type(ai, AUTH_ENCRYPT);
- break;
- default:
- set_auth_type(ai, AUTH_OPEN);
- break;
- }
- set_bit (FLAG_COMMIT, &ai->flags);
- } else if ( !strncmp( line, "LongRetryLimit: ", 16 ) ) {
- int v, i = 0;
-
- line += 16;
- v = get_dec_u16(line, &i, 3);
- v = (v<0) ? 0 : ((v>255) ? 255 : v);
- ai->config.longRetryLimit = cpu_to_le16(v);
- set_bit (FLAG_COMMIT, &ai->flags);
- } else if ( !strncmp( line, "ShortRetryLimit: ", 17 ) ) {
- int v, i = 0;
-
- line += 17;
- v = get_dec_u16(line, &i, 3);
- v = (v<0) ? 0 : ((v>255) ? 255 : v);
- ai->config.shortRetryLimit = cpu_to_le16(v);
- set_bit (FLAG_COMMIT, &ai->flags);
- } else if ( !strncmp( line, "RTSThreshold: ", 14 ) ) {
- int v, i = 0;
-
- line += 14;
- v = get_dec_u16(line, &i, 4);
- v = (v<0) ? 0 : ((v>AIRO_DEF_MTU) ? AIRO_DEF_MTU : v);
- ai->config.rtsThres = cpu_to_le16(v);
- set_bit (FLAG_COMMIT, &ai->flags);
- } else if ( !strncmp( line, "TXMSDULifetime: ", 16 ) ) {
- int v, i = 0;
-
- line += 16;
- v = get_dec_u16(line, &i, 5);
- v = (v<0) ? 0 : v;
- ai->config.txLifetime = cpu_to_le16(v);
- set_bit (FLAG_COMMIT, &ai->flags);
- } else if ( !strncmp( line, "RXMSDULifetime: ", 16 ) ) {
- int v, i = 0;
-
- line += 16;
- v = get_dec_u16(line, &i, 5);
- v = (v<0) ? 0 : v;
- ai->config.rxLifetime = cpu_to_le16(v);
- set_bit (FLAG_COMMIT, &ai->flags);
- } else if ( !strncmp( line, "TXDiversity: ", 13 ) ) {
- ai->config.txDiversity =
- (line[13]=='l') ? 1 :
- ((line[13]=='r')? 2: 3);
- set_bit (FLAG_COMMIT, &ai->flags);
- } else if ( !strncmp( line, "RXDiversity: ", 13 ) ) {
- ai->config.rxDiversity =
- (line[13]=='l') ? 1 :
- ((line[13]=='r')? 2: 3);
- set_bit (FLAG_COMMIT, &ai->flags);
- } else if ( !strncmp( line, "FragThreshold: ", 15 ) ) {
- int v, i = 0;
-
- line += 15;
- v = get_dec_u16(line, &i, 4);
- v = (v<256) ? 256 : ((v>AIRO_DEF_MTU) ? AIRO_DEF_MTU : v);
- v = v & 0xfffe; /* Make sure its even */
- ai->config.fragThresh = cpu_to_le16(v);
- set_bit (FLAG_COMMIT, &ai->flags);
- } else if (!strncmp(line, "Modulation: ", 12)) {
- line += 12;
- switch(*line) {
- case 'd': ai->config.modulation=MOD_DEFAULT; set_bit(FLAG_COMMIT, &ai->flags); break;
- case 'c': ai->config.modulation=MOD_CCK; set_bit(FLAG_COMMIT, &ai->flags); break;
- case 'm': ai->config.modulation=MOD_MOK; set_bit(FLAG_COMMIT, &ai->flags); break;
- default: airo_print_warn(ai->dev->name, "Unknown modulation");
- }
- } else if (!strncmp(line, "Preamble: ", 10)) {
- line += 10;
- switch(*line) {
- case 'a': ai->config.preamble=PREAMBLE_AUTO; set_bit(FLAG_COMMIT, &ai->flags); break;
- case 'l': ai->config.preamble=PREAMBLE_LONG; set_bit(FLAG_COMMIT, &ai->flags); break;
- case 's': ai->config.preamble=PREAMBLE_SHORT; set_bit(FLAG_COMMIT, &ai->flags); break;
- default: airo_print_warn(ai->dev->name, "Unknown preamble");
- }
- } else {
- airo_print_warn(ai->dev->name, "Couldn't figure out %s", line);
- }
- while( line[0] && line[0] != '\n' ) line++;
- if ( line[0] ) line++;
- }
- airo_config_commit(dev, NULL, NULL, NULL);
-}
-
-static const char *get_rmode(__le16 mode)
-{
- switch(mode & RXMODE_MASK) {
- case RXMODE_RFMON: return "rfmon";
- case RXMODE_RFMON_ANYBSS: return "yna (any) bss rfmon";
- case RXMODE_LANMON: return "lanmon";
- }
- return "ESS";
-}
-
-static int proc_config_open(struct inode *inode, struct file *file)
-{
- struct proc_data *data;
- struct net_device *dev = PDE_DATA(inode);
- struct airo_info *ai = dev->ml_priv;
- int i;
- __le16 mode;
-
- if ((file->private_data = kzalloc(sizeof(struct proc_data ), GFP_KERNEL)) == NULL)
- return -ENOMEM;
- data = file->private_data;
- if ((data->rbuffer = kmalloc( 2048, GFP_KERNEL )) == NULL) {
- kfree (file->private_data);
- return -ENOMEM;
- }
- if ((data->wbuffer = kzalloc( 2048, GFP_KERNEL )) == NULL) {
- kfree (data->rbuffer);
- kfree (file->private_data);
- return -ENOMEM;
- }
- data->maxwritelen = 2048;
- data->on_close = proc_config_on_close;
-
- readConfigRid(ai, 1);
-
- mode = ai->config.opmode & MODE_CFG_MASK;
- i = sprintf( data->rbuffer,
- "Mode: %s\n"
- "Radio: %s\n"
- "NodeName: %-16s\n"
- "PowerMode: %s\n"
- "DataRates: %d %d %d %d %d %d %d %d\n"
- "Channel: %d\n"
- "XmitPower: %d\n",
- mode == MODE_STA_IBSS ? "adhoc" :
- mode == MODE_STA_ESS ? get_rmode(ai->config.rmode):
- mode == MODE_AP ? "AP" :
- mode == MODE_AP_RPTR ? "AP RPTR" : "Error",
- test_bit(FLAG_RADIO_OFF, &ai->flags) ? "off" : "on",
- ai->config.nodeName,
- ai->config.powerSaveMode == POWERSAVE_CAM ? "CAM" :
- ai->config.powerSaveMode == POWERSAVE_PSP ? "PSP" :
- ai->config.powerSaveMode == POWERSAVE_PSPCAM ? "PSPCAM" :
- "Error",
- (int)ai->config.rates[0],
- (int)ai->config.rates[1],
- (int)ai->config.rates[2],
- (int)ai->config.rates[3],
- (int)ai->config.rates[4],
- (int)ai->config.rates[5],
- (int)ai->config.rates[6],
- (int)ai->config.rates[7],
- le16_to_cpu(ai->config.channelSet),
- le16_to_cpu(ai->config.txPower)
- );
- sprintf( data->rbuffer + i,
- "LongRetryLimit: %d\n"
- "ShortRetryLimit: %d\n"
- "RTSThreshold: %d\n"
- "TXMSDULifetime: %d\n"
- "RXMSDULifetime: %d\n"
- "TXDiversity: %s\n"
- "RXDiversity: %s\n"
- "FragThreshold: %d\n"
- "WEP: %s\n"
- "Modulation: %s\n"
- "Preamble: %s\n",
- le16_to_cpu(ai->config.longRetryLimit),
- le16_to_cpu(ai->config.shortRetryLimit),
- le16_to_cpu(ai->config.rtsThres),
- le16_to_cpu(ai->config.txLifetime),
- le16_to_cpu(ai->config.rxLifetime),
- ai->config.txDiversity == 1 ? "left" :
- ai->config.txDiversity == 2 ? "right" : "both",
- ai->config.rxDiversity == 1 ? "left" :
- ai->config.rxDiversity == 2 ? "right" : "both",
- le16_to_cpu(ai->config.fragThresh),
- ai->config.authType == AUTH_ENCRYPT ? "encrypt" :
- ai->config.authType == AUTH_SHAREDKEY ? "shared" : "open",
- ai->config.modulation == MOD_DEFAULT ? "default" :
- ai->config.modulation == MOD_CCK ? "cck" :
- ai->config.modulation == MOD_MOK ? "mok" : "error",
- ai->config.preamble == PREAMBLE_AUTO ? "auto" :
- ai->config.preamble == PREAMBLE_LONG ? "long" :
- ai->config.preamble == PREAMBLE_SHORT ? "short" : "error"
- );
- data->readlen = strlen( data->rbuffer );
- return 0;
-}
-
-static void proc_SSID_on_close(struct inode *inode, struct file *file)
-{
- struct proc_data *data = file->private_data;
- struct net_device *dev = PDE_DATA(inode);
- struct airo_info *ai = dev->ml_priv;
- SsidRid SSID_rid;
- int i;
- char *p = data->wbuffer;
- char *end = p + data->writelen;
-
- if (!data->writelen)
- return;
-
- *end = '\n'; /* sentinel; we have space for it */
-
- memset(&SSID_rid, 0, sizeof(SSID_rid));
-
- for (i = 0; i < 3 && p < end; i++) {
- int j = 0;
- /* copy up to 32 characters from this line */
- while (*p != '\n' && j < 32)
- SSID_rid.ssids[i].ssid[j++] = *p++;
- if (j == 0)
- break;
- SSID_rid.ssids[i].len = cpu_to_le16(j);
- /* skip to the beginning of the next line */
- while (*p++ != '\n')
- ;
- }
- if (i)
- SSID_rid.len = cpu_to_le16(sizeof(SSID_rid));
- disable_MAC(ai, 1);
- writeSsidRid(ai, &SSID_rid, 1);
- enable_MAC(ai, 1);
-}
-
-static void proc_APList_on_close( struct inode *inode, struct file *file ) {
- struct proc_data *data = file->private_data;
- struct net_device *dev = PDE_DATA(inode);
- struct airo_info *ai = dev->ml_priv;
- APListRid *APList_rid = &ai->APList;
- int i;
-
- if ( !data->writelen ) return;
-
- memset(APList_rid, 0, sizeof(*APList_rid));
- APList_rid->len = cpu_to_le16(sizeof(*APList_rid));
-
- for( i = 0; i < 4 && data->writelen >= (i+1)*6*3; i++ ) {
- int j;
- for( j = 0; j < 6*3 && data->wbuffer[j+i*6*3]; j++ ) {
- switch(j%3) {
- case 0:
- APList_rid->ap[i][j/3]=
- hex_to_bin(data->wbuffer[j+i*6*3])<<4;
- break;
- case 1:
- APList_rid->ap[i][j/3]|=
- hex_to_bin(data->wbuffer[j+i*6*3]);
- break;
- }
- }
- }
- disable_MAC(ai, 1);
- writeAPListRid(ai, APList_rid, 1);
- enable_MAC(ai, 1);
-}
-
-/* This function wraps PC4500_writerid with a MAC disable */
-static int do_writerid( struct airo_info *ai, u16 rid, const void *rid_data,
- int len, int dummy ) {
- int rc;
-
- disable_MAC(ai, 1);
- rc = PC4500_writerid(ai, rid, rid_data, len, 1);
- enable_MAC(ai, 1);
- return rc;
-}
-
-/* Returns the WEP key at the specified index, or -1 if that key does
- * not exist. The buffer is assumed to be at least 16 bytes in length.
- */
-static int get_wep_key(struct airo_info *ai, u16 index, char *buf, u16 buflen)
-{
- WepKeyRid wkr;
- int rc;
- __le16 lastindex;
-
- rc = readWepKeyRid(ai, &wkr, 1, 1);
- if (rc != SUCCESS)
- return -1;
- do {
- lastindex = wkr.kindex;
- if (le16_to_cpu(wkr.kindex) == index) {
- int klen = min_t(int, buflen, le16_to_cpu(wkr.klen));
- memcpy(buf, wkr.key, klen);
- return klen;
- }
- rc = readWepKeyRid(ai, &wkr, 0, 1);
- if (rc != SUCCESS)
- return -1;
- } while (lastindex != wkr.kindex);
- return -1;
-}
-
-static int get_wep_tx_idx(struct airo_info *ai)
-{
- WepKeyRid wkr;
- int rc;
- __le16 lastindex;
-
- rc = readWepKeyRid(ai, &wkr, 1, 1);
- if (rc != SUCCESS)
- return -1;
- do {
- lastindex = wkr.kindex;
- if (wkr.kindex == cpu_to_le16(0xffff))
- return wkr.mac[0];
- rc = readWepKeyRid(ai, &wkr, 0, 1);
- if (rc != SUCCESS)
- return -1;
- } while (lastindex != wkr.kindex);
- return -1;
-}
-
-static int set_wep_key(struct airo_info *ai, u16 index, const char *key,
- u16 keylen, int perm, int lock)
-{
- static const unsigned char macaddr[ETH_ALEN] = { 0x01, 0, 0, 0, 0, 0 };
- WepKeyRid wkr;
- int rc;
-
- if (WARN_ON(keylen == 0))
- return -1;
-
- memset(&wkr, 0, sizeof(wkr));
- wkr.len = cpu_to_le16(sizeof(wkr));
- wkr.kindex = cpu_to_le16(index);
- wkr.klen = cpu_to_le16(keylen);
- memcpy(wkr.key, key, keylen);
- memcpy(wkr.mac, macaddr, ETH_ALEN);
-
- if (perm) disable_MAC(ai, lock);
- rc = writeWepKeyRid(ai, &wkr, perm, lock);
- if (perm) enable_MAC(ai, lock);
- return rc;
-}
-
-static int set_wep_tx_idx(struct airo_info *ai, u16 index, int perm, int lock)
-{
- WepKeyRid wkr;
- int rc;
-
- memset(&wkr, 0, sizeof(wkr));
- wkr.len = cpu_to_le16(sizeof(wkr));
- wkr.kindex = cpu_to_le16(0xffff);
- wkr.mac[0] = (char)index;
-
- if (perm) {
- ai->defindex = (char)index;
- disable_MAC(ai, lock);
- }
-
- rc = writeWepKeyRid(ai, &wkr, perm, lock);
-
- if (perm)
- enable_MAC(ai, lock);
- return rc;
-}
-
-static void proc_wepkey_on_close( struct inode *inode, struct file *file ) {
- struct proc_data *data;
- struct net_device *dev = PDE_DATA(inode);
- struct airo_info *ai = dev->ml_priv;
- int i, rc;
- char key[16];
- u16 index = 0;
- int j = 0;
-
- memset(key, 0, sizeof(key));
-
- data = file->private_data;
- if ( !data->writelen ) return;
-
- if (data->wbuffer[0] >= '0' && data->wbuffer[0] <= '3' &&
- (data->wbuffer[1] == ' ' || data->wbuffer[1] == '\n')) {
- index = data->wbuffer[0] - '0';
- if (data->wbuffer[1] == '\n') {
- rc = set_wep_tx_idx(ai, index, 1, 1);
- if (rc < 0) {
- airo_print_err(ai->dev->name, "failed to set "
- "WEP transmit index to %d: %d.",
- index, rc);
- }
- return;
- }
- j = 2;
- } else {
- airo_print_err(ai->dev->name, "WepKey passed invalid key index");
- return;
- }
-
- for( i = 0; i < 16*3 && data->wbuffer[i+j]; i++ ) {
- switch(i%3) {
- case 0:
- key[i/3] = hex_to_bin(data->wbuffer[i+j])<<4;
- break;
- case 1:
- key[i/3] |= hex_to_bin(data->wbuffer[i+j]);
- break;
- }
- }
-
- rc = set_wep_key(ai, index, key, i/3, 1, 1);
- if (rc < 0) {
- airo_print_err(ai->dev->name, "failed to set WEP key at index "
- "%d: %d.", index, rc);
- }
-}
-
-static int proc_wepkey_open( struct inode *inode, struct file *file )
-{
- struct proc_data *data;
- struct net_device *dev = PDE_DATA(inode);
- struct airo_info *ai = dev->ml_priv;
- char *ptr;
- WepKeyRid wkr;
- __le16 lastindex;
- int j=0;
- int rc;
-
- if ((file->private_data = kzalloc(sizeof(struct proc_data ), GFP_KERNEL)) == NULL)
- return -ENOMEM;
- memset(&wkr, 0, sizeof(wkr));
- data = file->private_data;
- if ((data->rbuffer = kzalloc( 180, GFP_KERNEL )) == NULL) {
- kfree (file->private_data);
- return -ENOMEM;
- }
- data->writelen = 0;
- data->maxwritelen = 80;
- if ((data->wbuffer = kzalloc( 80, GFP_KERNEL )) == NULL) {
- kfree (data->rbuffer);
- kfree (file->private_data);
- return -ENOMEM;
- }
- data->on_close = proc_wepkey_on_close;
-
- ptr = data->rbuffer;
- strcpy(ptr, "No wep keys\n");
- rc = readWepKeyRid(ai, &wkr, 1, 1);
- if (rc == SUCCESS) do {
- lastindex = wkr.kindex;
- if (wkr.kindex == cpu_to_le16(0xffff)) {
- j += sprintf(ptr+j, "Tx key = %d\n",
- (int)wkr.mac[0]);
- } else {
- j += sprintf(ptr+j, "Key %d set with length = %d\n",
- le16_to_cpu(wkr.kindex),
- le16_to_cpu(wkr.klen));
- }
- readWepKeyRid(ai, &wkr, 0, 1);
- } while((lastindex != wkr.kindex) && (j < 180-30));
-
- data->readlen = strlen( data->rbuffer );
- return 0;
-}
-
-static int proc_SSID_open(struct inode *inode, struct file *file)
-{
- struct proc_data *data;
- struct net_device *dev = PDE_DATA(inode);
- struct airo_info *ai = dev->ml_priv;
- int i;
- char *ptr;
- SsidRid SSID_rid;
-
- if ((file->private_data = kzalloc(sizeof(struct proc_data ), GFP_KERNEL)) == NULL)
- return -ENOMEM;
- data = file->private_data;
- if ((data->rbuffer = kmalloc( 104, GFP_KERNEL )) == NULL) {
- kfree (file->private_data);
- return -ENOMEM;
- }
- data->writelen = 0;
- data->maxwritelen = 33*3;
- /* allocate maxwritelen + 1; we'll want a sentinel */
- if ((data->wbuffer = kzalloc(33*3 + 1, GFP_KERNEL)) == NULL) {
- kfree (data->rbuffer);
- kfree (file->private_data);
- return -ENOMEM;
- }
- data->on_close = proc_SSID_on_close;
-
- readSsidRid(ai, &SSID_rid);
- ptr = data->rbuffer;
- for (i = 0; i < 3; i++) {
- int j;
- size_t len = le16_to_cpu(SSID_rid.ssids[i].len);
- if (!len)
- break;
- if (len > 32)
- len = 32;
- for (j = 0; j < len && SSID_rid.ssids[i].ssid[j]; j++)
- *ptr++ = SSID_rid.ssids[i].ssid[j];
- *ptr++ = '\n';
- }
- *ptr = '\0';
- data->readlen = strlen( data->rbuffer );
- return 0;
-}
-
-static int proc_APList_open( struct inode *inode, struct file *file ) {
- struct proc_data *data;
- struct net_device *dev = PDE_DATA(inode);
- struct airo_info *ai = dev->ml_priv;
- int i;
- char *ptr;
- APListRid *APList_rid = &ai->APList;
-
- if ((file->private_data = kzalloc(sizeof(struct proc_data ), GFP_KERNEL)) == NULL)
- return -ENOMEM;
- data = file->private_data;
- if ((data->rbuffer = kmalloc( 104, GFP_KERNEL )) == NULL) {
- kfree (file->private_data);
- return -ENOMEM;
- }
- data->writelen = 0;
- data->maxwritelen = 4*6*3;
- if ((data->wbuffer = kzalloc( data->maxwritelen, GFP_KERNEL )) == NULL) {
- kfree (data->rbuffer);
- kfree (file->private_data);
- return -ENOMEM;
- }
- data->on_close = proc_APList_on_close;
-
- ptr = data->rbuffer;
- for( i = 0; i < 4; i++ ) {
-// We end when we find a zero MAC
- if ( !*(int*)APList_rid->ap[i] &&
- !*(int*)&APList_rid->ap[i][2]) break;
- ptr += sprintf(ptr, "%pM\n", APList_rid->ap[i]);
- }
- if (i==0) ptr += sprintf(ptr, "Not using specific APs\n");
-
- *ptr = '\0';
- data->readlen = strlen( data->rbuffer );
- return 0;
-}
-
-static int proc_BSSList_open( struct inode *inode, struct file *file ) {
- struct proc_data *data;
- struct net_device *dev = PDE_DATA(inode);
- struct airo_info *ai = dev->ml_priv;
- char *ptr;
- BSSListRid BSSList_rid;
- int rc;
- /* If doLoseSync is not 1, we won't do a Lose Sync */
- int doLoseSync = -1;
-
- if ((file->private_data = kzalloc(sizeof(struct proc_data ), GFP_KERNEL)) == NULL)
- return -ENOMEM;
- data = file->private_data;
- if ((data->rbuffer = kmalloc( 1024, GFP_KERNEL )) == NULL) {
- kfree (file->private_data);
- return -ENOMEM;
- }
- data->writelen = 0;
- data->maxwritelen = 0;
- data->wbuffer = NULL;
- data->on_close = NULL;
-
- if (file->f_mode & FMODE_WRITE) {
- if (!(file->f_mode & FMODE_READ)) {
- Cmd cmd;
- Resp rsp;
-
- if (ai->flags & FLAG_RADIO_MASK) return -ENETDOWN;
- memset(&cmd, 0, sizeof(cmd));
- cmd.cmd=CMD_LISTBSS;
- if (down_interruptible(&ai->sem))
- return -ERESTARTSYS;
- issuecommand(ai, &cmd, &rsp);
- up(&ai->sem);
- data->readlen = 0;
- return 0;
- }
- doLoseSync = 1;
- }
- ptr = data->rbuffer;
- /* There is a race condition here if there are concurrent opens.
- Since it is a rare condition, we'll just live with it, otherwise
- we have to add a spin lock... */
- rc = readBSSListRid(ai, doLoseSync, &BSSList_rid);
- while(rc == 0 && BSSList_rid.index != cpu_to_le16(0xffff)) {
- ptr += sprintf(ptr, "%pM %*s rssi = %d",
- BSSList_rid.bssid,
- (int)BSSList_rid.ssidLen,
- BSSList_rid.ssid,
- le16_to_cpu(BSSList_rid.dBm));
- ptr += sprintf(ptr, " channel = %d %s %s %s %s\n",
- le16_to_cpu(BSSList_rid.dsChannel),
- BSSList_rid.cap & CAP_ESS ? "ESS" : "",
- BSSList_rid.cap & CAP_IBSS ? "adhoc" : "",
- BSSList_rid.cap & CAP_PRIVACY ? "wep" : "",
- BSSList_rid.cap & CAP_SHORTHDR ? "shorthdr" : "");
- rc = readBSSListRid(ai, 0, &BSSList_rid);
- }
- *ptr = '\0';
- data->readlen = strlen( data->rbuffer );
- return 0;
-}
-
-static int proc_close( struct inode *inode, struct file *file )
-{
- struct proc_data *data = file->private_data;
-
- if (data->on_close != NULL)
- data->on_close(inode, file);
- kfree(data->rbuffer);
- kfree(data->wbuffer);
- kfree(data);
- return 0;
-}
-
-/* Since the card doesn't automatically switch to the right WEP mode,
- we will make it do it. If the card isn't associated, every secs we
- will switch WEP modes to see if that will help. If the card is
- associated we will check every minute to see if anything has
- changed. */
-static void timer_func( struct net_device *dev ) {
- struct airo_info *apriv = dev->ml_priv;
-
-/* We don't have a link so try changing the authtype */
- readConfigRid(apriv, 0);
- disable_MAC(apriv, 0);
- switch(apriv->config.authType) {
- case AUTH_ENCRYPT:
-/* So drop to OPEN */
- apriv->config.authType = AUTH_OPEN;
- break;
- case AUTH_SHAREDKEY:
- if (apriv->keyindex < auto_wep) {
- set_wep_tx_idx(apriv, apriv->keyindex, 0, 0);
- apriv->config.authType = AUTH_SHAREDKEY;
- apriv->keyindex++;
- } else {
- /* Drop to ENCRYPT */
- apriv->keyindex = 0;
- set_wep_tx_idx(apriv, apriv->defindex, 0, 0);
- apriv->config.authType = AUTH_ENCRYPT;
- }
- break;
- default: /* We'll escalate to SHAREDKEY */
- apriv->config.authType = AUTH_SHAREDKEY;
- }
- set_bit (FLAG_COMMIT, &apriv->flags);
- writeConfigRid(apriv, 0);
- enable_MAC(apriv, 0);
- up(&apriv->sem);
-
-/* Schedule check to see if the change worked */
- clear_bit(JOB_AUTOWEP, &apriv->jobs);
- apriv->expires = RUN_AT(HZ*3);
-}
-
-#ifdef CONFIG_PCI
-static int airo_pci_probe(struct pci_dev *pdev,
- const struct pci_device_id *pent)
-{
- struct net_device *dev;
-
- if (pci_enable_device(pdev))
- return -ENODEV;
- pci_set_master(pdev);
-
- if (pdev->device == 0x5000 || pdev->device == 0xa504)
- dev = _init_airo_card(pdev->irq, pdev->resource[0].start, 0, pdev, &pdev->dev);
- else
- dev = _init_airo_card(pdev->irq, pdev->resource[2].start, 0, pdev, &pdev->dev);
- if (!dev) {
- pci_disable_device(pdev);
- return -ENODEV;
- }
-
- pci_set_drvdata(pdev, dev);
- return 0;
-}
-
-static void airo_pci_remove(struct pci_dev *pdev)
-{
- struct net_device *dev = pci_get_drvdata(pdev);
-
- airo_print_info(dev->name, "Unregistering...");
- stop_airo_card(dev, 1);
- pci_disable_device(pdev);
-}
-
-static int airo_pci_suspend(struct pci_dev *pdev, pm_message_t state)
-{
- struct net_device *dev = pci_get_drvdata(pdev);
- struct airo_info *ai = dev->ml_priv;
- Cmd cmd;
- Resp rsp;
-
- if (!ai->SSID)
- ai->SSID = kmalloc(sizeof(SsidRid), GFP_KERNEL);
- if (!ai->SSID)
- return -ENOMEM;
- readSsidRid(ai, ai->SSID);
- memset(&cmd, 0, sizeof(cmd));
- /* the lock will be released at the end of the resume callback */
- if (down_interruptible(&ai->sem))
- return -EAGAIN;
- disable_MAC(ai, 0);
- netif_device_detach(dev);
- ai->power = state;
- cmd.cmd = HOSTSLEEP;
- issuecommand(ai, &cmd, &rsp);
-
- pci_enable_wake(pdev, pci_choose_state(pdev, state), 1);
- pci_save_state(pdev);
- pci_set_power_state(pdev, pci_choose_state(pdev, state));
- return 0;
-}
-
-static int airo_pci_resume(struct pci_dev *pdev)
-{
- struct net_device *dev = pci_get_drvdata(pdev);
- struct airo_info *ai = dev->ml_priv;
- pci_power_t prev_state = pdev->current_state;
-
- pci_set_power_state(pdev, PCI_D0);
- pci_restore_state(pdev);
- pci_enable_wake(pdev, PCI_D0, 0);
-
- if (prev_state != PCI_D1) {
- reset_card(dev, 0);
- mpi_init_descriptors(ai);
- setup_card(ai, dev->dev_addr, 0);
- clear_bit(FLAG_RADIO_OFF, &ai->flags);
- clear_bit(FLAG_PENDING_XMIT, &ai->flags);
- } else {
- OUT4500(ai, EVACK, EV_AWAKEN);
- OUT4500(ai, EVACK, EV_AWAKEN);
- msleep(100);
- }
-
- set_bit(FLAG_COMMIT, &ai->flags);
- disable_MAC(ai, 0);
- msleep(200);
- if (ai->SSID) {
- writeSsidRid(ai, ai->SSID, 0);
- kfree(ai->SSID);
- ai->SSID = NULL;
- }
- writeAPListRid(ai, &ai->APList, 0);
- writeConfigRid(ai, 0);
- enable_MAC(ai, 0);
- ai->power = PMSG_ON;
- netif_device_attach(dev);
- netif_wake_queue(dev);
- enable_interrupts(ai);
- up(&ai->sem);
- return 0;
-}
-#endif
-
-static int __init airo_init_module( void )
-{
- int i;
-
- proc_kuid = make_kuid(&init_user_ns, proc_uid);
- proc_kgid = make_kgid(&init_user_ns, proc_gid);
- if (!uid_valid(proc_kuid) || !gid_valid(proc_kgid))
- return -EINVAL;
-
- airo_entry = proc_mkdir_mode("driver/aironet", airo_perm, NULL);
-
- if (airo_entry)
- proc_set_user(airo_entry, proc_kuid, proc_kgid);
-
- for (i = 0; i < 4 && io[i] && irq[i]; i++) {
- airo_print_info("", "Trying to configure ISA adapter at irq=%d "
- "io=0x%x", irq[i], io[i] );
- if (init_airo_card( irq[i], io[i], 0, NULL ))
- /* do nothing */ ;
- }
-
-#ifdef CONFIG_PCI
- airo_print_info("", "Probing for PCI adapters");
- i = pci_register_driver(&airo_driver);
- airo_print_info("", "Finished probing for PCI adapters");
-
- if (i) {
- remove_proc_entry("driver/aironet", NULL);
- return i;
- }
-#endif
-
- /* Always exit with success, as we are a library module
- * as well as a driver module
- */
- return 0;
-}
-
-static void __exit airo_cleanup_module( void )
-{
- struct airo_info *ai;
- while(!list_empty(&airo_devices)) {
- ai = list_entry(airo_devices.next, struct airo_info, dev_list);
- airo_print_info(ai->dev->name, "Unregistering...");
- stop_airo_card(ai->dev, 1);
- }
-#ifdef CONFIG_PCI
- pci_unregister_driver(&airo_driver);
-#endif
- remove_proc_entry("driver/aironet", NULL);
-}
-
-/*
- * Initial Wireless Extension code for Aironet driver by :
- * Jean Tourrilhes <jt@hpl.hp.com> - HPL - 17 November 00
- * Conversion to new driver API by :
- * Jean Tourrilhes <jt@hpl.hp.com> - HPL - 26 March 02
- * Javier also did a good amount of work here, adding some new extensions
- * and fixing my code. Let's just say that without him this code just
- * would not work at all... - Jean II
- */
-
-static u8 airo_rssi_to_dbm (tdsRssiEntry *rssi_rid, u8 rssi)
-{
- if (!rssi_rid)
- return 0;
-
- return (0x100 - rssi_rid[rssi].rssidBm);
-}
-
-static u8 airo_dbm_to_pct (tdsRssiEntry *rssi_rid, u8 dbm)
-{
- int i;
-
- if (!rssi_rid)
- return 0;
-
- for (i = 0; i < 256; i++)
- if (rssi_rid[i].rssidBm == dbm)
- return rssi_rid[i].rssipct;
-
- return 0;
-}
-
-
-static int airo_get_quality (StatusRid *status_rid, CapabilityRid *cap_rid)
-{
- int quality = 0;
- u16 sq;
-
- if ((status_rid->mode & cpu_to_le16(0x3f)) != cpu_to_le16(0x3f))
- return 0;
-
- if (!(cap_rid->hardCap & cpu_to_le16(8)))
- return 0;
-
- sq = le16_to_cpu(status_rid->signalQuality);
- if (memcmp(cap_rid->prodName, "350", 3))
- if (sq > 0x20)
- quality = 0;
- else
- quality = 0x20 - sq;
- else
- if (sq > 0xb0)
- quality = 0;
- else if (sq < 0x10)
- quality = 0xa0;
- else
- quality = 0xb0 - sq;
- return quality;
-}
-
-#define airo_get_max_quality(cap_rid) (memcmp((cap_rid)->prodName, "350", 3) ? 0x20 : 0xa0)
-#define airo_get_avg_quality(cap_rid) (memcmp((cap_rid)->prodName, "350", 3) ? 0x10 : 0x50);
-
-/*------------------------------------------------------------------*/
-/*
- * Wireless Handler : get protocol name
- */
-static int airo_get_name(struct net_device *dev,
- struct iw_request_info *info,
- char *cwrq,
- char *extra)
-{
- strcpy(cwrq, "IEEE 802.11-DS");
- return 0;
-}
-
-/*------------------------------------------------------------------*/
-/*
- * Wireless Handler : set frequency
- */
-static int airo_set_freq(struct net_device *dev,
- struct iw_request_info *info,
- struct iw_freq *fwrq,
- char *extra)
-{
- struct airo_info *local = dev->ml_priv;
- int rc = -EINPROGRESS; /* Call commit handler */
-
- /* If setting by frequency, convert to a channel */
- if(fwrq->e == 1) {
- int f = fwrq->m / 100000;
-
- /* Hack to fall through... */
- fwrq->e = 0;
- fwrq->m = ieee80211_frequency_to_channel(f);
- }
- /* Setting by channel number */
- if((fwrq->m > 1000) || (fwrq->e > 0))
- rc = -EOPNOTSUPP;
- else {
- int channel = fwrq->m;
- /* We should do a better check than that,
- * based on the card capability !!! */
- if((channel < 1) || (channel > 14)) {
- airo_print_dbg(dev->name, "New channel value of %d is invalid!",
- fwrq->m);
- rc = -EINVAL;
- } else {
- readConfigRid(local, 1);
- /* Yes ! We can set it !!! */
- local->config.channelSet = cpu_to_le16(channel);
- set_bit (FLAG_COMMIT, &local->flags);
- }
- }
- return rc;
-}
-
-/*------------------------------------------------------------------*/
-/*
- * Wireless Handler : get frequency
- */
-static int airo_get_freq(struct net_device *dev,
- struct iw_request_info *info,
- struct iw_freq *fwrq,
- char *extra)
-{
- struct airo_info *local = dev->ml_priv;
- StatusRid status_rid; /* Card status info */
- int ch;
-
- readConfigRid(local, 1);
- if ((local->config.opmode & MODE_CFG_MASK) == MODE_STA_ESS)
- status_rid.channel = local->config.channelSet;
- else
- readStatusRid(local, &status_rid, 1);
-
- ch = le16_to_cpu(status_rid.channel);
- if((ch > 0) && (ch < 15)) {
- fwrq->m = 100000 *
- ieee80211_channel_to_frequency(ch, IEEE80211_BAND_2GHZ);
- fwrq->e = 1;
- } else {
- fwrq->m = ch;
- fwrq->e = 0;
- }
-
- return 0;
-}
-
-/*------------------------------------------------------------------*/
-/*
- * Wireless Handler : set ESSID
- */
-static int airo_set_essid(struct net_device *dev,
- struct iw_request_info *info,
- struct iw_point *dwrq,
- char *extra)
-{
- struct airo_info *local = dev->ml_priv;
- SsidRid SSID_rid; /* SSIDs */
-
- /* Reload the list of current SSID */
- readSsidRid(local, &SSID_rid);
-
- /* Check if we asked for `any' */
- if (dwrq->flags == 0) {
- /* Just send an empty SSID list */
- memset(&SSID_rid, 0, sizeof(SSID_rid));
- } else {
- unsigned index = (dwrq->flags & IW_ENCODE_INDEX) - 1;
-
- /* Check the size of the string */
- if (dwrq->length > IW_ESSID_MAX_SIZE)
- return -E2BIG ;
-
- /* Check if index is valid */
- if (index >= ARRAY_SIZE(SSID_rid.ssids))
- return -EINVAL;
-
- /* Set the SSID */
- memset(SSID_rid.ssids[index].ssid, 0,
- sizeof(SSID_rid.ssids[index].ssid));
- memcpy(SSID_rid.ssids[index].ssid, extra, dwrq->length);
- SSID_rid.ssids[index].len = cpu_to_le16(dwrq->length);
- }
- SSID_rid.len = cpu_to_le16(sizeof(SSID_rid));
- /* Write it to the card */
- disable_MAC(local, 1);
- writeSsidRid(local, &SSID_rid, 1);
- enable_MAC(local, 1);
-
- return 0;
-}
-
-/*------------------------------------------------------------------*/
-/*
- * Wireless Handler : get ESSID
- */
-static int airo_get_essid(struct net_device *dev,
- struct iw_request_info *info,
- struct iw_point *dwrq,
- char *extra)
-{
- struct airo_info *local = dev->ml_priv;
- StatusRid status_rid; /* Card status info */
-
- readStatusRid(local, &status_rid, 1);
-
- /* Note : if dwrq->flags != 0, we should
- * get the relevant SSID from the SSID list... */
-
- /* Get the current SSID */
- memcpy(extra, status_rid.SSID, le16_to_cpu(status_rid.SSIDlen));
- /* If none, we may want to get the one that was set */
-
- /* Push it out ! */
- dwrq->length = le16_to_cpu(status_rid.SSIDlen);
- dwrq->flags = 1; /* active */
-
- return 0;
-}
-
-/*------------------------------------------------------------------*/
-/*
- * Wireless Handler : set AP address
- */
-static int airo_set_wap(struct net_device *dev,
- struct iw_request_info *info,
- struct sockaddr *awrq,
- char *extra)
-{
- struct airo_info *local = dev->ml_priv;
- Cmd cmd;
- Resp rsp;
- APListRid *APList_rid = &local->APList;
-
- if (awrq->sa_family != ARPHRD_ETHER)
- return -EINVAL;
- else if (is_broadcast_ether_addr(awrq->sa_data) ||
- is_zero_ether_addr(awrq->sa_data)) {
- memset(&cmd, 0, sizeof(cmd));
- cmd.cmd=CMD_LOSE_SYNC;
- if (down_interruptible(&local->sem))
- return -ERESTARTSYS;
- issuecommand(local, &cmd, &rsp);
- up(&local->sem);
- } else {
- memset(APList_rid, 0, sizeof(*APList_rid));
- APList_rid->len = cpu_to_le16(sizeof(*APList_rid));
- memcpy(APList_rid->ap[0], awrq->sa_data, ETH_ALEN);
- disable_MAC(local, 1);
- writeAPListRid(local, APList_rid, 1);
- enable_MAC(local, 1);
- }
- return 0;
-}
-
-/*------------------------------------------------------------------*/
-/*
- * Wireless Handler : get AP address
- */
-static int airo_get_wap(struct net_device *dev,
- struct iw_request_info *info,
- struct sockaddr *awrq,
- char *extra)
-{
- struct airo_info *local = dev->ml_priv;
- StatusRid status_rid; /* Card status info */
-
- readStatusRid(local, &status_rid, 1);
-
- /* Tentative. This seems to work, wow, I'm lucky !!! */
- memcpy(awrq->sa_data, status_rid.bssid[0], ETH_ALEN);
- awrq->sa_family = ARPHRD_ETHER;
-
- return 0;
-}
-
-/*------------------------------------------------------------------*/
-/*
- * Wireless Handler : set Nickname
- */
-static int airo_set_nick(struct net_device *dev,
- struct iw_request_info *info,
- struct iw_point *dwrq,
- char *extra)
-{
- struct airo_info *local = dev->ml_priv;
-
- /* Check the size of the string */
- if(dwrq->length > 16) {
- return -E2BIG;
- }
- readConfigRid(local, 1);
- memset(local->config.nodeName, 0, sizeof(local->config.nodeName));
- memcpy(local->config.nodeName, extra, dwrq->length);
- set_bit (FLAG_COMMIT, &local->flags);
-
- return -EINPROGRESS; /* Call commit handler */
-}
-
-/*------------------------------------------------------------------*/
-/*
- * Wireless Handler : get Nickname
- */
-static int airo_get_nick(struct net_device *dev,
- struct iw_request_info *info,
- struct iw_point *dwrq,
- char *extra)
-{
- struct airo_info *local = dev->ml_priv;
-
- readConfigRid(local, 1);
- strncpy(extra, local->config.nodeName, 16);
- extra[16] = '\0';
- dwrq->length = strlen(extra);
-
- return 0;
-}
-
-/*------------------------------------------------------------------*/
-/*
- * Wireless Handler : set Bit-Rate
- */
-static int airo_set_rate(struct net_device *dev,
- struct iw_request_info *info,
- struct iw_param *vwrq,
- char *extra)
-{
- struct airo_info *local = dev->ml_priv;
- CapabilityRid cap_rid; /* Card capability info */
- u8 brate = 0;
- int i;
-
- /* First : get a valid bit rate value */
- readCapabilityRid(local, &cap_rid, 1);
-
- /* Which type of value ? */
- if((vwrq->value < 8) && (vwrq->value >= 0)) {
- /* Setting by rate index */
- /* Find value in the magic rate table */
- brate = cap_rid.supportedRates[vwrq->value];
- } else {
- /* Setting by frequency value */
- u8 normvalue = (u8) (vwrq->value/500000);
-
- /* Check if rate is valid */
- for(i = 0 ; i < 8 ; i++) {
- if(normvalue == cap_rid.supportedRates[i]) {
- brate = normvalue;
- break;
- }
- }
- }
- /* -1 designed the max rate (mostly auto mode) */
- if(vwrq->value == -1) {
- /* Get the highest available rate */
- for(i = 0 ; i < 8 ; i++) {
- if(cap_rid.supportedRates[i] == 0)
- break;
- }
- if(i != 0)
- brate = cap_rid.supportedRates[i - 1];
- }
- /* Check that it is valid */
- if(brate == 0) {
- return -EINVAL;
- }
-
- readConfigRid(local, 1);
- /* Now, check if we want a fixed or auto value */
- if(vwrq->fixed == 0) {
- /* Fill all the rates up to this max rate */
- memset(local->config.rates, 0, 8);
- for(i = 0 ; i < 8 ; i++) {
- local->config.rates[i] = cap_rid.supportedRates[i];
- if(local->config.rates[i] == brate)
- break;
- }
- } else {
- /* Fixed mode */
- /* One rate, fixed */
- memset(local->config.rates, 0, 8);
- local->config.rates[0] = brate;
- }
- set_bit (FLAG_COMMIT, &local->flags);
-
- return -EINPROGRESS; /* Call commit handler */
-}
-
-/*------------------------------------------------------------------*/
-/*
- * Wireless Handler : get Bit-Rate
- */
-static int airo_get_rate(struct net_device *dev,
- struct iw_request_info *info,
- struct iw_param *vwrq,
- char *extra)
-{
- struct airo_info *local = dev->ml_priv;
- StatusRid status_rid; /* Card status info */
-
- readStatusRid(local, &status_rid, 1);
-
- vwrq->value = le16_to_cpu(status_rid.currentXmitRate) * 500000;
- /* If more than one rate, set auto */
- readConfigRid(local, 1);
- vwrq->fixed = (local->config.rates[1] == 0);
-
- return 0;
-}
-
-/*------------------------------------------------------------------*/
-/*
- * Wireless Handler : set RTS threshold
- */
-static int airo_set_rts(struct net_device *dev,
- struct iw_request_info *info,
- struct iw_param *vwrq,
- char *extra)
-{
- struct airo_info *local = dev->ml_priv;
- int rthr = vwrq->value;
-
- if(vwrq->disabled)
- rthr = AIRO_DEF_MTU;
- if((rthr < 0) || (rthr > AIRO_DEF_MTU)) {
- return -EINVAL;
- }
- readConfigRid(local, 1);
- local->config.rtsThres = cpu_to_le16(rthr);
- set_bit (FLAG_COMMIT, &local->flags);
-
- return -EINPROGRESS; /* Call commit handler */
-}
-
-/*------------------------------------------------------------------*/
-/*
- * Wireless Handler : get RTS threshold
- */
-static int airo_get_rts(struct net_device *dev,
- struct iw_request_info *info,
- struct iw_param *vwrq,
- char *extra)
-{
- struct airo_info *local = dev->ml_priv;
-
- readConfigRid(local, 1);
- vwrq->value = le16_to_cpu(local->config.rtsThres);
- vwrq->disabled = (vwrq->value >= AIRO_DEF_MTU);
- vwrq->fixed = 1;
-
- return 0;
-}
-
-/*------------------------------------------------------------------*/
-/*
- * Wireless Handler : set Fragmentation threshold
- */
-static int airo_set_frag(struct net_device *dev,
- struct iw_request_info *info,
- struct iw_param *vwrq,
- char *extra)
-{
- struct airo_info *local = dev->ml_priv;
- int fthr = vwrq->value;
-
- if(vwrq->disabled)
- fthr = AIRO_DEF_MTU;
- if((fthr < 256) || (fthr > AIRO_DEF_MTU)) {
- return -EINVAL;
- }
- fthr &= ~0x1; /* Get an even value - is it really needed ??? */
- readConfigRid(local, 1);
- local->config.fragThresh = cpu_to_le16(fthr);
- set_bit (FLAG_COMMIT, &local->flags);
-
- return -EINPROGRESS; /* Call commit handler */
-}
-
-/*------------------------------------------------------------------*/
-/*
- * Wireless Handler : get Fragmentation threshold
- */
-static int airo_get_frag(struct net_device *dev,
- struct iw_request_info *info,
- struct iw_param *vwrq,
- char *extra)
-{
- struct airo_info *local = dev->ml_priv;
-
- readConfigRid(local, 1);
- vwrq->value = le16_to_cpu(local->config.fragThresh);
- vwrq->disabled = (vwrq->value >= AIRO_DEF_MTU);
- vwrq->fixed = 1;
-
- return 0;
-}
-
-/*------------------------------------------------------------------*/
-/*
- * Wireless Handler : set Mode of Operation
- */
-static int airo_set_mode(struct net_device *dev,
- struct iw_request_info *info,
- __u32 *uwrq,
- char *extra)
-{
- struct airo_info *local = dev->ml_priv;
- int reset = 0;
-
- readConfigRid(local, 1);
- if (sniffing_mode(local))
- reset = 1;
-
- switch(*uwrq) {
- case IW_MODE_ADHOC:
- local->config.opmode &= ~MODE_CFG_MASK;
- local->config.opmode |= MODE_STA_IBSS;
- local->config.rmode &= ~RXMODE_FULL_MASK;
- local->config.scanMode = SCANMODE_ACTIVE;
- clear_bit (FLAG_802_11, &local->flags);
- break;
- case IW_MODE_INFRA:
- local->config.opmode &= ~MODE_CFG_MASK;
- local->config.opmode |= MODE_STA_ESS;
- local->config.rmode &= ~RXMODE_FULL_MASK;
- local->config.scanMode = SCANMODE_ACTIVE;
- clear_bit (FLAG_802_11, &local->flags);
- break;
- case IW_MODE_MASTER:
- local->config.opmode &= ~MODE_CFG_MASK;
- local->config.opmode |= MODE_AP;
- local->config.rmode &= ~RXMODE_FULL_MASK;
- local->config.scanMode = SCANMODE_ACTIVE;
- clear_bit (FLAG_802_11, &local->flags);
- break;
- case IW_MODE_REPEAT:
- local->config.opmode &= ~MODE_CFG_MASK;
- local->config.opmode |= MODE_AP_RPTR;
- local->config.rmode &= ~RXMODE_FULL_MASK;
- local->config.scanMode = SCANMODE_ACTIVE;
- clear_bit (FLAG_802_11, &local->flags);
- break;
- case IW_MODE_MONITOR:
- local->config.opmode &= ~MODE_CFG_MASK;
- local->config.opmode |= MODE_STA_ESS;
- local->config.rmode &= ~RXMODE_FULL_MASK;
- local->config.rmode |= RXMODE_RFMON | RXMODE_DISABLE_802_3_HEADER;
- local->config.scanMode = SCANMODE_PASSIVE;
- set_bit (FLAG_802_11, &local->flags);
- break;
- default:
- return -EINVAL;
- }
- if (reset)
- set_bit (FLAG_RESET, &local->flags);
- set_bit (FLAG_COMMIT, &local->flags);
-
- return -EINPROGRESS; /* Call commit handler */
-}
-
-/*------------------------------------------------------------------*/
-/*
- * Wireless Handler : get Mode of Operation
- */
-static int airo_get_mode(struct net_device *dev,
- struct iw_request_info *info,
- __u32 *uwrq,
- char *extra)
-{
- struct airo_info *local = dev->ml_priv;
-
- readConfigRid(local, 1);
- /* If not managed, assume it's ad-hoc */
- switch (local->config.opmode & MODE_CFG_MASK) {
- case MODE_STA_ESS:
- *uwrq = IW_MODE_INFRA;
- break;
- case MODE_AP:
- *uwrq = IW_MODE_MASTER;
- break;
- case MODE_AP_RPTR:
- *uwrq = IW_MODE_REPEAT;
- break;
- default:
- *uwrq = IW_MODE_ADHOC;
- }
-
- return 0;
-}
-
-static inline int valid_index(struct airo_info *ai, int index)
-{
- return (index >= 0) && (index <= ai->max_wep_idx);
-}
-
-/*------------------------------------------------------------------*/
-/*
- * Wireless Handler : set Encryption Key
- */
-static int airo_set_encode(struct net_device *dev,
- struct iw_request_info *info,
- struct iw_point *dwrq,
- char *extra)
-{
- struct airo_info *local = dev->ml_priv;
- int perm = (dwrq->flags & IW_ENCODE_TEMP ? 0 : 1);
- __le16 currentAuthType = local->config.authType;
- int rc = 0;
-
- if (!local->wep_capable)
- return -EOPNOTSUPP;
-
- readConfigRid(local, 1);
-
- /* Basic checking: do we have a key to set ?
- * Note : with the new API, it's impossible to get a NULL pointer.
- * Therefore, we need to check a key size == 0 instead.
- * New version of iwconfig properly set the IW_ENCODE_NOKEY flag
- * when no key is present (only change flags), but older versions
- * don't do it. - Jean II */
- if (dwrq->length > 0) {
- wep_key_t key;
- int index = (dwrq->flags & IW_ENCODE_INDEX) - 1;
- int current_index;
-
- /* Check the size of the key */
- if (dwrq->length > MAX_KEY_SIZE) {
- return -EINVAL;
- }
-
- current_index = get_wep_tx_idx(local);
- if (current_index < 0)
- current_index = 0;
-
- /* Check the index (none -> use current) */
- if (!valid_index(local, index))
- index = current_index;
-
- /* Set the length */
- if (dwrq->length > MIN_KEY_SIZE)
- key.len = MAX_KEY_SIZE;
- else
- key.len = MIN_KEY_SIZE;
- /* Check if the key is not marked as invalid */
- if(!(dwrq->flags & IW_ENCODE_NOKEY)) {
- /* Cleanup */
- memset(key.key, 0, MAX_KEY_SIZE);
- /* Copy the key in the driver */
- memcpy(key.key, extra, dwrq->length);
- /* Send the key to the card */
- rc = set_wep_key(local, index, key.key, key.len, perm, 1);
- if (rc < 0) {
- airo_print_err(local->dev->name, "failed to set"
- " WEP key at index %d: %d.",
- index, rc);
- return rc;
- }
- }
- /* WE specify that if a valid key is set, encryption
- * should be enabled (user may turn it off later)
- * This is also how "iwconfig ethX key on" works */
- if((index == current_index) && (key.len > 0) &&
- (local->config.authType == AUTH_OPEN))
- set_auth_type(local, AUTH_ENCRYPT);
- } else {
- /* Do we want to just set the transmit key index ? */
- int index = (dwrq->flags & IW_ENCODE_INDEX) - 1;
- if (valid_index(local, index)) {
- rc = set_wep_tx_idx(local, index, perm, 1);
- if (rc < 0) {
- airo_print_err(local->dev->name, "failed to set"
- " WEP transmit index to %d: %d.",
- index, rc);
- return rc;
- }
- } else {
- /* Don't complain if only change the mode */
- if (!(dwrq->flags & IW_ENCODE_MODE))
- return -EINVAL;
- }
- }
- /* Read the flags */
- if (dwrq->flags & IW_ENCODE_DISABLED)
- set_auth_type(local, AUTH_OPEN); /* disable encryption */
- if(dwrq->flags & IW_ENCODE_RESTRICTED)
- set_auth_type(local, AUTH_SHAREDKEY); /* Only Both */
- if (dwrq->flags & IW_ENCODE_OPEN)
- set_auth_type(local, AUTH_ENCRYPT); /* Only Wep */
- /* Commit the changes to flags if needed */
- if (local->config.authType != currentAuthType)
- set_bit (FLAG_COMMIT, &local->flags);
- return -EINPROGRESS; /* Call commit handler */
-}
-
-/*------------------------------------------------------------------*/
-/*
- * Wireless Handler : get Encryption Key
- */
-static int airo_get_encode(struct net_device *dev,
- struct iw_request_info *info,
- struct iw_point *dwrq,
- char *extra)
-{
- struct airo_info *local = dev->ml_priv;
- int index = (dwrq->flags & IW_ENCODE_INDEX) - 1;
- int wep_key_len;
- u8 buf[16];
-
- if (!local->wep_capable)
- return -EOPNOTSUPP;
-
- readConfigRid(local, 1);
-
- /* Check encryption mode */
- switch(local->config.authType) {
- case AUTH_ENCRYPT:
- dwrq->flags = IW_ENCODE_OPEN;
- break;
- case AUTH_SHAREDKEY:
- dwrq->flags = IW_ENCODE_RESTRICTED;
- break;
- default:
- case AUTH_OPEN:
- dwrq->flags = IW_ENCODE_DISABLED;
- break;
- }
- /* We can't return the key, so set the proper flag and return zero */
- dwrq->flags |= IW_ENCODE_NOKEY;
- memset(extra, 0, 16);
-
- /* Which key do we want ? -1 -> tx index */
- if (!valid_index(local, index)) {
- index = get_wep_tx_idx(local);
- if (index < 0)
- index = 0;
- }
- dwrq->flags |= index + 1;
-
- /* Copy the key to the user buffer */
- wep_key_len = get_wep_key(local, index, &buf[0], sizeof(buf));
- if (wep_key_len < 0) {
- dwrq->length = 0;
- } else {
- dwrq->length = wep_key_len;
- memcpy(extra, buf, dwrq->length);
- }
-
- return 0;
-}
-
-/*------------------------------------------------------------------*/
-/*
- * Wireless Handler : set extended Encryption parameters
- */
-static int airo_set_encodeext(struct net_device *dev,
- struct iw_request_info *info,
- union iwreq_data *wrqu,
- char *extra)
-{
- struct airo_info *local = dev->ml_priv;
- struct iw_point *encoding = &wrqu->encoding;
- struct iw_encode_ext *ext = (struct iw_encode_ext *)extra;
- int perm = ( encoding->flags & IW_ENCODE_TEMP ? 0 : 1 );
- __le16 currentAuthType = local->config.authType;
- int idx, key_len, alg = ext->alg, set_key = 1, rc;
- wep_key_t key;
-
- if (!local->wep_capable)
- return -EOPNOTSUPP;
-
- readConfigRid(local, 1);
-
- /* Determine and validate the key index */
- idx = encoding->flags & IW_ENCODE_INDEX;
- if (idx) {
- if (!valid_index(local, idx - 1))
- return -EINVAL;
- idx--;
- } else {
- idx = get_wep_tx_idx(local);
- if (idx < 0)
- idx = 0;
- }
-
- if (encoding->flags & IW_ENCODE_DISABLED)
- alg = IW_ENCODE_ALG_NONE;
-
- if (ext->ext_flags & IW_ENCODE_EXT_SET_TX_KEY) {
- /* Only set transmit key index here, actual
- * key is set below if needed.
- */
- rc = set_wep_tx_idx(local, idx, perm, 1);
- if (rc < 0) {
- airo_print_err(local->dev->name, "failed to set "
- "WEP transmit index to %d: %d.",
- idx, rc);
- return rc;
- }
- set_key = ext->key_len > 0 ? 1 : 0;
- }
-
- if (set_key) {
- /* Set the requested key first */
- memset(key.key, 0, MAX_KEY_SIZE);
- switch (alg) {
- case IW_ENCODE_ALG_NONE:
- key.len = 0;
- break;
- case IW_ENCODE_ALG_WEP:
- if (ext->key_len > MIN_KEY_SIZE) {
- key.len = MAX_KEY_SIZE;
- } else if (ext->key_len > 0) {
- key.len = MIN_KEY_SIZE;
- } else {
- return -EINVAL;
- }
- key_len = min (ext->key_len, key.len);
- memcpy(key.key, ext->key, key_len);
- break;
- default:
- return -EINVAL;
- }
- if (key.len == 0) {
- rc = set_wep_tx_idx(local, idx, perm, 1);
- if (rc < 0) {
- airo_print_err(local->dev->name,
- "failed to set WEP transmit index to %d: %d.",
- idx, rc);
- return rc;
- }
- } else {
- rc = set_wep_key(local, idx, key.key, key.len, perm, 1);
- if (rc < 0) {
- airo_print_err(local->dev->name,
- "failed to set WEP key at index %d: %d.",
- idx, rc);
- return rc;
- }
- }
- }
-
- /* Read the flags */
- if (encoding->flags & IW_ENCODE_DISABLED)
- set_auth_type(local, AUTH_OPEN); /* disable encryption */
- if(encoding->flags & IW_ENCODE_RESTRICTED)
- set_auth_type(local, AUTH_SHAREDKEY); /* Only Both */
- if (encoding->flags & IW_ENCODE_OPEN)
- set_auth_type(local, AUTH_ENCRYPT);
- /* Commit the changes to flags if needed */
- if (local->config.authType != currentAuthType)
- set_bit (FLAG_COMMIT, &local->flags);
-
- return -EINPROGRESS;
-}
-
-
-/*------------------------------------------------------------------*/
-/*
- * Wireless Handler : get extended Encryption parameters
- */
-static int airo_get_encodeext(struct net_device *dev,
- struct iw_request_info *info,
- union iwreq_data *wrqu,
- char *extra)
-{
- struct airo_info *local = dev->ml_priv;
- struct iw_point *encoding = &wrqu->encoding;
- struct iw_encode_ext *ext = (struct iw_encode_ext *)extra;
- int idx, max_key_len, wep_key_len;
- u8 buf[16];
-
- if (!local->wep_capable)
- return -EOPNOTSUPP;
-
- readConfigRid(local, 1);
-
- max_key_len = encoding->length - sizeof(*ext);
- if (max_key_len < 0)
- return -EINVAL;
-
- idx = encoding->flags & IW_ENCODE_INDEX;
- if (idx) {
- if (!valid_index(local, idx - 1))
- return -EINVAL;
- idx--;
- } else {
- idx = get_wep_tx_idx(local);
- if (idx < 0)
- idx = 0;
- }
-
- encoding->flags = idx + 1;
- memset(ext, 0, sizeof(*ext));
-
- /* Check encryption mode */
- switch(local->config.authType) {
- case AUTH_ENCRYPT:
- encoding->flags = IW_ENCODE_ALG_WEP | IW_ENCODE_ENABLED;
- break;
- case AUTH_SHAREDKEY:
- encoding->flags = IW_ENCODE_ALG_WEP | IW_ENCODE_ENABLED;
- break;
- default:
- case AUTH_OPEN:
- encoding->flags = IW_ENCODE_ALG_NONE | IW_ENCODE_DISABLED;
- break;
- }
- /* We can't return the key, so set the proper flag and return zero */
- encoding->flags |= IW_ENCODE_NOKEY;
- memset(extra, 0, 16);
-
- /* Copy the key to the user buffer */
- wep_key_len = get_wep_key(local, idx, &buf[0], sizeof(buf));
- if (wep_key_len < 0) {
- ext->key_len = 0;
- } else {
- ext->key_len = wep_key_len;
- memcpy(extra, buf, ext->key_len);
- }
-
- return 0;
-}
-
-
-/*------------------------------------------------------------------*/
-/*
- * Wireless Handler : set extended authentication parameters
- */
-static int airo_set_auth(struct net_device *dev,
- struct iw_request_info *info,
- union iwreq_data *wrqu, char *extra)
-{
- struct airo_info *local = dev->ml_priv;
- struct iw_param *param = &wrqu->param;
- __le16 currentAuthType = local->config.authType;
-
- switch (param->flags & IW_AUTH_INDEX) {
- case IW_AUTH_WPA_VERSION:
- case IW_AUTH_CIPHER_PAIRWISE:
- case IW_AUTH_CIPHER_GROUP:
- case IW_AUTH_KEY_MGMT:
- case IW_AUTH_RX_UNENCRYPTED_EAPOL:
- case IW_AUTH_PRIVACY_INVOKED:
- /*
- * airo does not use these parameters
- */
- break;
-
- case IW_AUTH_DROP_UNENCRYPTED:
- if (param->value) {
- /* Only change auth type if unencrypted */
- if (currentAuthType == AUTH_OPEN)
- set_auth_type(local, AUTH_ENCRYPT);
- } else {
- set_auth_type(local, AUTH_OPEN);
- }
-
- /* Commit the changes to flags if needed */
- if (local->config.authType != currentAuthType)
- set_bit (FLAG_COMMIT, &local->flags);
- break;
-
- case IW_AUTH_80211_AUTH_ALG: {
- if (param->value & IW_AUTH_ALG_SHARED_KEY) {
- set_auth_type(local, AUTH_SHAREDKEY);
- } else if (param->value & IW_AUTH_ALG_OPEN_SYSTEM) {
- /* We don't know here if WEP open system or
- * unencrypted mode was requested - so use the
- * last mode (of these two) used last time
- */
- set_auth_type(local, local->last_auth);
- } else
- return -EINVAL;
-
- /* Commit the changes to flags if needed */
- if (local->config.authType != currentAuthType)
- set_bit (FLAG_COMMIT, &local->flags);
- break;
- }
-
- case IW_AUTH_WPA_ENABLED:
- /* Silently accept disable of WPA */
- if (param->value > 0)
- return -EOPNOTSUPP;
- break;
-
- default:
- return -EOPNOTSUPP;
- }
- return -EINPROGRESS;
-}
-
-
-/*------------------------------------------------------------------*/
-/*
- * Wireless Handler : get extended authentication parameters
- */
-static int airo_get_auth(struct net_device *dev,
- struct iw_request_info *info,
- union iwreq_data *wrqu, char *extra)
-{
- struct airo_info *local = dev->ml_priv;
- struct iw_param *param = &wrqu->param;
- __le16 currentAuthType = local->config.authType;
-
- switch (param->flags & IW_AUTH_INDEX) {
- case IW_AUTH_DROP_UNENCRYPTED:
- switch (currentAuthType) {
- case AUTH_SHAREDKEY:
- case AUTH_ENCRYPT:
- param->value = 1;
- break;
- default:
- param->value = 0;
- break;
- }
- break;
-
- case IW_AUTH_80211_AUTH_ALG:
- switch (currentAuthType) {
- case AUTH_SHAREDKEY:
- param->value = IW_AUTH_ALG_SHARED_KEY;
- break;
- case AUTH_ENCRYPT:
- default:
- param->value = IW_AUTH_ALG_OPEN_SYSTEM;
- break;
- }
- break;
-
- case IW_AUTH_WPA_ENABLED:
- param->value = 0;
- break;
-
- default:
- return -EOPNOTSUPP;
- }
- return 0;
-}
-
-
-/*------------------------------------------------------------------*/
-/*
- * Wireless Handler : set Tx-Power
- */
-static int airo_set_txpow(struct net_device *dev,
- struct iw_request_info *info,
- struct iw_param *vwrq,
- char *extra)
-{
- struct airo_info *local = dev->ml_priv;
- CapabilityRid cap_rid; /* Card capability info */
- int i;
- int rc = -EINVAL;
- __le16 v = cpu_to_le16(vwrq->value);
-
- readCapabilityRid(local, &cap_rid, 1);
-
- if (vwrq->disabled) {
- set_bit (FLAG_RADIO_OFF, &local->flags);
- set_bit (FLAG_COMMIT, &local->flags);
- return -EINPROGRESS; /* Call commit handler */
- }
- if (vwrq->flags != IW_TXPOW_MWATT) {
- return -EINVAL;
- }
- clear_bit (FLAG_RADIO_OFF, &local->flags);
- for (i = 0; i < 8 && cap_rid.txPowerLevels[i]; i++)
- if (v == cap_rid.txPowerLevels[i]) {
- readConfigRid(local, 1);
- local->config.txPower = v;
- set_bit (FLAG_COMMIT, &local->flags);
- rc = -EINPROGRESS; /* Call commit handler */
- break;
- }
- return rc;
-}
-
-/*------------------------------------------------------------------*/
-/*
- * Wireless Handler : get Tx-Power
- */
-static int airo_get_txpow(struct net_device *dev,
- struct iw_request_info *info,
- struct iw_param *vwrq,
- char *extra)
-{
- struct airo_info *local = dev->ml_priv;
-
- readConfigRid(local, 1);
- vwrq->value = le16_to_cpu(local->config.txPower);
- vwrq->fixed = 1; /* No power control */
- vwrq->disabled = test_bit(FLAG_RADIO_OFF, &local->flags);
- vwrq->flags = IW_TXPOW_MWATT;
-
- return 0;
-}
-
-/*------------------------------------------------------------------*/
-/*
- * Wireless Handler : set Retry limits
- */
-static int airo_set_retry(struct net_device *dev,
- struct iw_request_info *info,
- struct iw_param *vwrq,
- char *extra)
-{
- struct airo_info *local = dev->ml_priv;
- int rc = -EINVAL;
-
- if(vwrq->disabled) {
- return -EINVAL;
- }
- readConfigRid(local, 1);
- if(vwrq->flags & IW_RETRY_LIMIT) {
- __le16 v = cpu_to_le16(vwrq->value);
- if(vwrq->flags & IW_RETRY_LONG)
- local->config.longRetryLimit = v;
- else if (vwrq->flags & IW_RETRY_SHORT)
- local->config.shortRetryLimit = v;
- else {
- /* No modifier : set both */
- local->config.longRetryLimit = v;
- local->config.shortRetryLimit = v;
- }
- set_bit (FLAG_COMMIT, &local->flags);
- rc = -EINPROGRESS; /* Call commit handler */
- }
- if(vwrq->flags & IW_RETRY_LIFETIME) {
- local->config.txLifetime = cpu_to_le16(vwrq->value / 1024);
- set_bit (FLAG_COMMIT, &local->flags);
- rc = -EINPROGRESS; /* Call commit handler */
- }
- return rc;
-}
-
-/*------------------------------------------------------------------*/
-/*
- * Wireless Handler : get Retry limits
- */
-static int airo_get_retry(struct net_device *dev,
- struct iw_request_info *info,
- struct iw_param *vwrq,
- char *extra)
-{
- struct airo_info *local = dev->ml_priv;
-
- vwrq->disabled = 0; /* Can't be disabled */
-
- readConfigRid(local, 1);
- /* Note : by default, display the min retry number */
- if((vwrq->flags & IW_RETRY_TYPE) == IW_RETRY_LIFETIME) {
- vwrq->flags = IW_RETRY_LIFETIME;
- vwrq->value = le16_to_cpu(local->config.txLifetime) * 1024;
- } else if((vwrq->flags & IW_RETRY_LONG)) {
- vwrq->flags = IW_RETRY_LIMIT | IW_RETRY_LONG;
- vwrq->value = le16_to_cpu(local->config.longRetryLimit);
- } else {
- vwrq->flags = IW_RETRY_LIMIT;
- vwrq->value = le16_to_cpu(local->config.shortRetryLimit);
- if(local->config.shortRetryLimit != local->config.longRetryLimit)
- vwrq->flags |= IW_RETRY_SHORT;
- }
-
- return 0;
-}
-
-/*------------------------------------------------------------------*/
-/*
- * Wireless Handler : get range info
- */
-static int airo_get_range(struct net_device *dev,
- struct iw_request_info *info,
- struct iw_point *dwrq,
- char *extra)
-{
- struct airo_info *local = dev->ml_priv;
- struct iw_range *range = (struct iw_range *) extra;
- CapabilityRid cap_rid; /* Card capability info */
- int i;
- int k;
-
- readCapabilityRid(local, &cap_rid, 1);
-
- dwrq->length = sizeof(struct iw_range);
- memset(range, 0, sizeof(*range));
- range->min_nwid = 0x0000;
- range->max_nwid = 0x0000;
- range->num_channels = 14;
- /* Should be based on cap_rid.country to give only
- * what the current card support */
- k = 0;
- for(i = 0; i < 14; i++) {
- range->freq[k].i = i + 1; /* List index */
- range->freq[k].m = 100000 *
- ieee80211_channel_to_frequency(i + 1, IEEE80211_BAND_2GHZ);
- range->freq[k++].e = 1; /* Values in MHz -> * 10^5 * 10 */
- }
- range->num_frequency = k;
-
- range->sensitivity = 65535;
-
- /* Hum... Should put the right values there */
- if (local->rssi)
- range->max_qual.qual = 100; /* % */
- else
- range->max_qual.qual = airo_get_max_quality(&cap_rid);
- range->max_qual.level = 0x100 - 120; /* -120 dBm */
- range->max_qual.noise = 0x100 - 120; /* -120 dBm */
-
- /* Experimental measurements - boundary 11/5.5 Mb/s */
- /* Note : with or without the (local->rssi), results
- * are somewhat different. - Jean II */
- if (local->rssi) {
- range->avg_qual.qual = 50; /* % */
- range->avg_qual.level = 0x100 - 70; /* -70 dBm */
- } else {
- range->avg_qual.qual = airo_get_avg_quality(&cap_rid);
- range->avg_qual.level = 0x100 - 80; /* -80 dBm */
- }
- range->avg_qual.noise = 0x100 - 85; /* -85 dBm */
-
- for(i = 0 ; i < 8 ; i++) {
- range->bitrate[i] = cap_rid.supportedRates[i] * 500000;
- if(range->bitrate[i] == 0)
- break;
- }
- range->num_bitrates = i;
-
- /* Set an indication of the max TCP throughput
- * in bit/s that we can expect using this interface.
- * May be use for QoS stuff... Jean II */
- if(i > 2)
- range->throughput = 5000 * 1000;
- else
- range->throughput = 1500 * 1000;
-
- range->min_rts = 0;
- range->max_rts = AIRO_DEF_MTU;
- range->min_frag = 256;
- range->max_frag = AIRO_DEF_MTU;
-
- if(cap_rid.softCap & cpu_to_le16(2)) {
- // WEP: RC4 40 bits
- range->encoding_size[0] = 5;
- // RC4 ~128 bits
- if (cap_rid.softCap & cpu_to_le16(0x100)) {
- range->encoding_size[1] = 13;
- range->num_encoding_sizes = 2;
- } else
- range->num_encoding_sizes = 1;
- range->max_encoding_tokens =
- cap_rid.softCap & cpu_to_le16(0x80) ? 4 : 1;
- } else {
- range->num_encoding_sizes = 0;
- range->max_encoding_tokens = 0;
- }
- range->min_pmp = 0;
- range->max_pmp = 5000000; /* 5 secs */
- range->min_pmt = 0;
- range->max_pmt = 65535 * 1024; /* ??? */
- range->pmp_flags = IW_POWER_PERIOD;
- range->pmt_flags = IW_POWER_TIMEOUT;
- range->pm_capa = IW_POWER_PERIOD | IW_POWER_TIMEOUT | IW_POWER_ALL_R;
-
- /* Transmit Power - values are in mW */
- for(i = 0 ; i < 8 ; i++) {
- range->txpower[i] = le16_to_cpu(cap_rid.txPowerLevels[i]);
- if(range->txpower[i] == 0)
- break;
- }
- range->num_txpower = i;
- range->txpower_capa = IW_TXPOW_MWATT;
- range->we_version_source = 19;
- range->we_version_compiled = WIRELESS_EXT;
- range->retry_capa = IW_RETRY_LIMIT | IW_RETRY_LIFETIME;
- range->retry_flags = IW_RETRY_LIMIT;
- range->r_time_flags = IW_RETRY_LIFETIME;
- range->min_retry = 1;
- range->max_retry = 65535;
- range->min_r_time = 1024;
- range->max_r_time = 65535 * 1024;
-
- /* Event capability (kernel + driver) */
- range->event_capa[0] = (IW_EVENT_CAPA_K_0 |
- IW_EVENT_CAPA_MASK(SIOCGIWTHRSPY) |
- IW_EVENT_CAPA_MASK(SIOCGIWAP) |
- IW_EVENT_CAPA_MASK(SIOCGIWSCAN));
- range->event_capa[1] = IW_EVENT_CAPA_K_1;
- range->event_capa[4] = IW_EVENT_CAPA_MASK(IWEVTXDROP);
- return 0;
-}
-
-/*------------------------------------------------------------------*/
-/*
- * Wireless Handler : set Power Management
- */
-static int airo_set_power(struct net_device *dev,
- struct iw_request_info *info,
- struct iw_param *vwrq,
- char *extra)
-{
- struct airo_info *local = dev->ml_priv;
-
- readConfigRid(local, 1);
- if (vwrq->disabled) {
- if (sniffing_mode(local))
- return -EINVAL;
- local->config.powerSaveMode = POWERSAVE_CAM;
- local->config.rmode &= ~RXMODE_MASK;
- local->config.rmode |= RXMODE_BC_MC_ADDR;
- set_bit (FLAG_COMMIT, &local->flags);
- return -EINPROGRESS; /* Call commit handler */
- }
- if ((vwrq->flags & IW_POWER_TYPE) == IW_POWER_TIMEOUT) {
- local->config.fastListenDelay = cpu_to_le16((vwrq->value + 500) / 1024);
- local->config.powerSaveMode = POWERSAVE_PSPCAM;
- set_bit (FLAG_COMMIT, &local->flags);
- } else if ((vwrq->flags & IW_POWER_TYPE) == IW_POWER_PERIOD) {
- local->config.fastListenInterval =
- local->config.listenInterval =
- cpu_to_le16((vwrq->value + 500) / 1024);
- local->config.powerSaveMode = POWERSAVE_PSPCAM;
- set_bit (FLAG_COMMIT, &local->flags);
- }
- switch (vwrq->flags & IW_POWER_MODE) {
- case IW_POWER_UNICAST_R:
- if (sniffing_mode(local))
- return -EINVAL;
- local->config.rmode &= ~RXMODE_MASK;
- local->config.rmode |= RXMODE_ADDR;
- set_bit (FLAG_COMMIT, &local->flags);
- break;
- case IW_POWER_ALL_R:
- if (sniffing_mode(local))
- return -EINVAL;
- local->config.rmode &= ~RXMODE_MASK;
- local->config.rmode |= RXMODE_BC_MC_ADDR;
- set_bit (FLAG_COMMIT, &local->flags);
- case IW_POWER_ON:
- /* This is broken, fixme ;-) */
- break;
- default:
- return -EINVAL;
- }
- // Note : we may want to factor local->need_commit here
- // Note2 : may also want to factor RXMODE_RFMON test
- return -EINPROGRESS; /* Call commit handler */
-}
-
-/*------------------------------------------------------------------*/
-/*
- * Wireless Handler : get Power Management
- */
-static int airo_get_power(struct net_device *dev,
- struct iw_request_info *info,
- struct iw_param *vwrq,
- char *extra)
-{
- struct airo_info *local = dev->ml_priv;
- __le16 mode;
-
- readConfigRid(local, 1);
- mode = local->config.powerSaveMode;
- if ((vwrq->disabled = (mode == POWERSAVE_CAM)))
- return 0;
- if ((vwrq->flags & IW_POWER_TYPE) == IW_POWER_TIMEOUT) {
- vwrq->value = le16_to_cpu(local->config.fastListenDelay) * 1024;
- vwrq->flags = IW_POWER_TIMEOUT;
- } else {
- vwrq->value = le16_to_cpu(local->config.fastListenInterval) * 1024;
- vwrq->flags = IW_POWER_PERIOD;
- }
- if ((local->config.rmode & RXMODE_MASK) == RXMODE_ADDR)
- vwrq->flags |= IW_POWER_UNICAST_R;
- else
- vwrq->flags |= IW_POWER_ALL_R;
-
- return 0;
-}
-
-/*------------------------------------------------------------------*/
-/*
- * Wireless Handler : set Sensitivity
- */
-static int airo_set_sens(struct net_device *dev,
- struct iw_request_info *info,
- struct iw_param *vwrq,
- char *extra)
-{
- struct airo_info *local = dev->ml_priv;
-
- readConfigRid(local, 1);
- local->config.rssiThreshold =
- cpu_to_le16(vwrq->disabled ? RSSI_DEFAULT : vwrq->value);
- set_bit (FLAG_COMMIT, &local->flags);
-
- return -EINPROGRESS; /* Call commit handler */
-}
-
-/*------------------------------------------------------------------*/
-/*
- * Wireless Handler : get Sensitivity
- */
-static int airo_get_sens(struct net_device *dev,
- struct iw_request_info *info,
- struct iw_param *vwrq,
- char *extra)
-{
- struct airo_info *local = dev->ml_priv;
-
- readConfigRid(local, 1);
- vwrq->value = le16_to_cpu(local->config.rssiThreshold);
- vwrq->disabled = (vwrq->value == 0);
- vwrq->fixed = 1;
-
- return 0;
-}
-
-/*------------------------------------------------------------------*/
-/*
- * Wireless Handler : get AP List
- * Note : this is deprecated in favor of IWSCAN
- */
-static int airo_get_aplist(struct net_device *dev,
- struct iw_request_info *info,
- struct iw_point *dwrq,
- char *extra)
-{
- struct airo_info *local = dev->ml_priv;
- struct sockaddr *address = (struct sockaddr *) extra;
- struct iw_quality *qual;
- BSSListRid BSSList;
- int i;
- int loseSync = capable(CAP_NET_ADMIN) ? 1: -1;
-
- qual = kmalloc(IW_MAX_AP * sizeof(*qual), GFP_KERNEL);
- if (!qual)
- return -ENOMEM;
-
- for (i = 0; i < IW_MAX_AP; i++) {
- u16 dBm;
- if (readBSSListRid(local, loseSync, &BSSList))
- break;
- loseSync = 0;
- memcpy(address[i].sa_data, BSSList.bssid, ETH_ALEN);
- address[i].sa_family = ARPHRD_ETHER;
- dBm = le16_to_cpu(BSSList.dBm);
- if (local->rssi) {
- qual[i].level = 0x100 - dBm;
- qual[i].qual = airo_dbm_to_pct(local->rssi, dBm);
- qual[i].updated = IW_QUAL_QUAL_UPDATED
- | IW_QUAL_LEVEL_UPDATED
- | IW_QUAL_DBM;
- } else {
- qual[i].level = (dBm + 321) / 2;
- qual[i].qual = 0;
- qual[i].updated = IW_QUAL_QUAL_INVALID
- | IW_QUAL_LEVEL_UPDATED
- | IW_QUAL_DBM;
- }
- qual[i].noise = local->wstats.qual.noise;
- if (BSSList.index == cpu_to_le16(0xffff))
- break;
- }
- if (!i) {
- StatusRid status_rid; /* Card status info */
- readStatusRid(local, &status_rid, 1);
- for (i = 0;
- i < min(IW_MAX_AP, 4) &&
- (status_rid.bssid[i][0]
- & status_rid.bssid[i][1]
- & status_rid.bssid[i][2]
- & status_rid.bssid[i][3]
- & status_rid.bssid[i][4]
- & status_rid.bssid[i][5])!=0xff &&
- (status_rid.bssid[i][0]
- | status_rid.bssid[i][1]
- | status_rid.bssid[i][2]
- | status_rid.bssid[i][3]
- | status_rid.bssid[i][4]
- | status_rid.bssid[i][5]);
- i++) {
- memcpy(address[i].sa_data,
- status_rid.bssid[i], ETH_ALEN);
- address[i].sa_family = ARPHRD_ETHER;
- }
- } else {
- dwrq->flags = 1; /* Should be define'd */
- memcpy(extra + sizeof(struct sockaddr) * i, qual,
- sizeof(struct iw_quality) * i);
- }
- dwrq->length = i;
-
- kfree(qual);
- return 0;
-}
-
-/*------------------------------------------------------------------*/
-/*
- * Wireless Handler : Initiate Scan
- */
-static int airo_set_scan(struct net_device *dev,
- struct iw_request_info *info,
- struct iw_point *dwrq,
- char *extra)
-{
- struct airo_info *ai = dev->ml_priv;
- Cmd cmd;
- Resp rsp;
- int wake = 0;
- APListRid APList_rid_empty;
-
- /* Note : you may have realised that, as this is a SET operation,
- * this is privileged and therefore a normal user can't
- * perform scanning.
- * This is not an error, while the device perform scanning,
- * traffic doesn't flow, so it's a perfect DoS...
- * Jean II */
- if (ai->flags & FLAG_RADIO_MASK) return -ENETDOWN;
-
- if (down_interruptible(&ai->sem))
- return -ERESTARTSYS;
-
- /* If there's already a scan in progress, don't
- * trigger another one. */
- if (ai->scan_timeout > 0)
- goto out;
-
- /* Clear APList as it affects scan results */
- memset(&APList_rid_empty, 0, sizeof(APList_rid_empty));
- APList_rid_empty.len = cpu_to_le16(sizeof(APList_rid_empty));
- disable_MAC(ai, 2);
- writeAPListRid(ai, &APList_rid_empty, 0);
- enable_MAC(ai, 0);
-
- /* Initiate a scan command */
- ai->scan_timeout = RUN_AT(3*HZ);
- memset(&cmd, 0, sizeof(cmd));
- cmd.cmd=CMD_LISTBSS;
- issuecommand(ai, &cmd, &rsp);
- wake = 1;
-
-out:
- up(&ai->sem);
- if (wake)
- wake_up_interruptible(&ai->thr_wait);
- return 0;
-}
-
-/*------------------------------------------------------------------*/
-/*
- * Translate scan data returned from the card to a card independent
- * format that the Wireless Tools will understand - Jean II
- */
-static inline char *airo_translate_scan(struct net_device *dev,
- struct iw_request_info *info,
- char *current_ev,
- char *end_buf,
- BSSListRid *bss)
-{
- struct airo_info *ai = dev->ml_priv;
- struct iw_event iwe; /* Temporary buffer */
- __le16 capabilities;
- char * current_val; /* For rates */
- int i;
- char * buf;
- u16 dBm;
-
- /* First entry *MUST* be the AP MAC address */
- iwe.cmd = SIOCGIWAP;
- iwe.u.ap_addr.sa_family = ARPHRD_ETHER;
- memcpy(iwe.u.ap_addr.sa_data, bss->bssid, ETH_ALEN);
- current_ev = iwe_stream_add_event(info, current_ev, end_buf,
- &iwe, IW_EV_ADDR_LEN);
-
- /* Other entries will be displayed in the order we give them */
-
- /* Add the ESSID */
- iwe.u.data.length = bss->ssidLen;
- if(iwe.u.data.length > 32)
- iwe.u.data.length = 32;
- iwe.cmd = SIOCGIWESSID;
- iwe.u.data.flags = 1;
- current_ev = iwe_stream_add_point(info, current_ev, end_buf,
- &iwe, bss->ssid);
-
- /* Add mode */
- iwe.cmd = SIOCGIWMODE;
- capabilities = bss->cap;
- if(capabilities & (CAP_ESS | CAP_IBSS)) {
- if(capabilities & CAP_ESS)
- iwe.u.mode = IW_MODE_MASTER;
- else
- iwe.u.mode = IW_MODE_ADHOC;
- current_ev = iwe_stream_add_event(info, current_ev, end_buf,
- &iwe, IW_EV_UINT_LEN);
- }
-
- /* Add frequency */
- iwe.cmd = SIOCGIWFREQ;
- iwe.u.freq.m = le16_to_cpu(bss->dsChannel);
- iwe.u.freq.m = 100000 *
- ieee80211_channel_to_frequency(iwe.u.freq.m, IEEE80211_BAND_2GHZ);
- iwe.u.freq.e = 1;
- current_ev = iwe_stream_add_event(info, current_ev, end_buf,
- &iwe, IW_EV_FREQ_LEN);
-
- dBm = le16_to_cpu(bss->dBm);
-
- /* Add quality statistics */
- iwe.cmd = IWEVQUAL;
- if (ai->rssi) {
- iwe.u.qual.level = 0x100 - dBm;
- iwe.u.qual.qual = airo_dbm_to_pct(ai->rssi, dBm);
- iwe.u.qual.updated = IW_QUAL_QUAL_UPDATED
- | IW_QUAL_LEVEL_UPDATED
- | IW_QUAL_DBM;
- } else {
- iwe.u.qual.level = (dBm + 321) / 2;
- iwe.u.qual.qual = 0;
- iwe.u.qual.updated = IW_QUAL_QUAL_INVALID
- | IW_QUAL_LEVEL_UPDATED
- | IW_QUAL_DBM;
- }
- iwe.u.qual.noise = ai->wstats.qual.noise;
- current_ev = iwe_stream_add_event(info, current_ev, end_buf,
- &iwe, IW_EV_QUAL_LEN);
-
- /* Add encryption capability */
- iwe.cmd = SIOCGIWENCODE;
- if(capabilities & CAP_PRIVACY)
- iwe.u.data.flags = IW_ENCODE_ENABLED | IW_ENCODE_NOKEY;
- else
- iwe.u.data.flags = IW_ENCODE_DISABLED;
- iwe.u.data.length = 0;
- current_ev = iwe_stream_add_point(info, current_ev, end_buf,
- &iwe, bss->ssid);
-
- /* Rate : stuffing multiple values in a single event require a bit
- * more of magic - Jean II */
- current_val = current_ev + iwe_stream_lcp_len(info);
-
- iwe.cmd = SIOCGIWRATE;
- /* Those two flags are ignored... */
- iwe.u.bitrate.fixed = iwe.u.bitrate.disabled = 0;
- /* Max 8 values */
- for(i = 0 ; i < 8 ; i++) {
- /* NULL terminated */
- if(bss->rates[i] == 0)
- break;
- /* Bit rate given in 500 kb/s units (+ 0x80) */
- iwe.u.bitrate.value = ((bss->rates[i] & 0x7f) * 500000);
- /* Add new value to event */
- current_val = iwe_stream_add_value(info, current_ev,
- current_val, end_buf,
- &iwe, IW_EV_PARAM_LEN);
- }
- /* Check if we added any event */
- if ((current_val - current_ev) > iwe_stream_lcp_len(info))
- current_ev = current_val;
-
- /* Beacon interval */
- buf = kmalloc(30, GFP_KERNEL);
- if (buf) {
- iwe.cmd = IWEVCUSTOM;
- sprintf(buf, "bcn_int=%d", bss->beaconInterval);
- iwe.u.data.length = strlen(buf);
- current_ev = iwe_stream_add_point(info, current_ev, end_buf,
- &iwe, buf);
- kfree(buf);
- }
-
- /* Put WPA/RSN Information Elements into the event stream */
- if (test_bit(FLAG_WPA_CAPABLE, &ai->flags)) {
- unsigned int num_null_ies = 0;
- u16 length = sizeof (bss->extra.iep);
- u8 *ie = (void *)&bss->extra.iep;
-
- while ((length >= 2) && (num_null_ies < 2)) {
- if (2 + ie[1] > length) {
- /* Invalid element, don't continue parsing IE */
- break;
- }
-
- switch (ie[0]) {
- case WLAN_EID_SSID:
- /* Two zero-length SSID elements
- * mean we're done parsing elements */
- if (!ie[1])
- num_null_ies++;
- break;
-
- case WLAN_EID_VENDOR_SPECIFIC:
- if (ie[1] >= 4 &&
- ie[2] == 0x00 &&
- ie[3] == 0x50 &&
- ie[4] == 0xf2 &&
- ie[5] == 0x01) {
- iwe.cmd = IWEVGENIE;
- /* 64 is an arbitrary cut-off */
- iwe.u.data.length = min(ie[1] + 2,
- 64);
- current_ev = iwe_stream_add_point(
- info, current_ev,
- end_buf, &iwe, ie);
- }
- break;
-
- case WLAN_EID_RSN:
- iwe.cmd = IWEVGENIE;
- /* 64 is an arbitrary cut-off */
- iwe.u.data.length = min(ie[1] + 2, 64);
- current_ev = iwe_stream_add_point(
- info, current_ev, end_buf,
- &iwe, ie);
- break;
-
- default:
- break;
- }
-
- length -= 2 + ie[1];
- ie += 2 + ie[1];
- }
- }
- return current_ev;
-}
-
-/*------------------------------------------------------------------*/
-/*
- * Wireless Handler : Read Scan Results
- */
-static int airo_get_scan(struct net_device *dev,
- struct iw_request_info *info,
- struct iw_point *dwrq,
- char *extra)
-{
- struct airo_info *ai = dev->ml_priv;
- BSSListElement *net;
- int err = 0;
- char *current_ev = extra;
-
- /* If a scan is in-progress, return -EAGAIN */
- if (ai->scan_timeout > 0)
- return -EAGAIN;
-
- if (down_interruptible(&ai->sem))
- return -EAGAIN;
-
- list_for_each_entry (net, &ai->network_list, list) {
- /* Translate to WE format this entry */
- current_ev = airo_translate_scan(dev, info, current_ev,
- extra + dwrq->length,
- &net->bss);
-
- /* Check if there is space for one more entry */
- if((extra + dwrq->length - current_ev) <= IW_EV_ADDR_LEN) {
- /* Ask user space to try again with a bigger buffer */
- err = -E2BIG;
- goto out;
- }
- }
-
- /* Length of data */
- dwrq->length = (current_ev - extra);
- dwrq->flags = 0; /* todo */
-
-out:
- up(&ai->sem);
- return err;
-}
-
-/*------------------------------------------------------------------*/
-/*
- * Commit handler : called after a bunch of SET operations
- */
-static int airo_config_commit(struct net_device *dev,
- struct iw_request_info *info, /* NULL */
- void *zwrq, /* NULL */
- char *extra) /* NULL */
-{
- struct airo_info *local = dev->ml_priv;
-
- if (!test_bit (FLAG_COMMIT, &local->flags))
- return 0;
-
- /* Some of the "SET" function may have modified some of the
- * parameters. It's now time to commit them in the card */
- disable_MAC(local, 1);
- if (test_bit (FLAG_RESET, &local->flags)) {
- SsidRid SSID_rid;
-
- readSsidRid(local, &SSID_rid);
- if (test_bit(FLAG_MPI,&local->flags))
- setup_card(local, dev->dev_addr, 1 );
- else
- reset_airo_card(dev);
- disable_MAC(local, 1);
- writeSsidRid(local, &SSID_rid, 1);
- writeAPListRid(local, &local->APList, 1);
- }
- if (down_interruptible(&local->sem))
- return -ERESTARTSYS;
- writeConfigRid(local, 0);
- enable_MAC(local, 0);
- if (test_bit (FLAG_RESET, &local->flags))
- airo_set_promisc(local);
- else
- up(&local->sem);
-
- return 0;
-}
-
-/*------------------------------------------------------------------*/
-/*
- * Structures to export the Wireless Handlers
- */
-
-static const struct iw_priv_args airo_private_args[] = {
-/*{ cmd, set_args, get_args, name } */
- { AIROIOCTL, IW_PRIV_TYPE_BYTE | IW_PRIV_SIZE_FIXED | sizeof (aironet_ioctl),
- IW_PRIV_TYPE_BYTE | 2047, "airoioctl" },
- { AIROIDIFC, IW_PRIV_TYPE_BYTE | IW_PRIV_SIZE_FIXED | sizeof (aironet_ioctl),
- IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "airoidifc" },
-};
-
-static const iw_handler airo_handler[] =
-{
- (iw_handler) airo_config_commit, /* SIOCSIWCOMMIT */
- (iw_handler) airo_get_name, /* SIOCGIWNAME */
- (iw_handler) NULL, /* SIOCSIWNWID */
- (iw_handler) NULL, /* SIOCGIWNWID */
- (iw_handler) airo_set_freq, /* SIOCSIWFREQ */
- (iw_handler) airo_get_freq, /* SIOCGIWFREQ */
- (iw_handler) airo_set_mode, /* SIOCSIWMODE */
- (iw_handler) airo_get_mode, /* SIOCGIWMODE */
- (iw_handler) airo_set_sens, /* SIOCSIWSENS */
- (iw_handler) airo_get_sens, /* SIOCGIWSENS */
- (iw_handler) NULL, /* SIOCSIWRANGE */
- (iw_handler) airo_get_range, /* SIOCGIWRANGE */
- (iw_handler) NULL, /* SIOCSIWPRIV */
- (iw_handler) NULL, /* SIOCGIWPRIV */
- (iw_handler) NULL, /* SIOCSIWSTATS */
- (iw_handler) NULL, /* SIOCGIWSTATS */
- iw_handler_set_spy, /* SIOCSIWSPY */
- iw_handler_get_spy, /* SIOCGIWSPY */
- iw_handler_set_thrspy, /* SIOCSIWTHRSPY */
- iw_handler_get_thrspy, /* SIOCGIWTHRSPY */
- (iw_handler) airo_set_wap, /* SIOCSIWAP */
- (iw_handler) airo_get_wap, /* SIOCGIWAP */
- (iw_handler) NULL, /* -- hole -- */
- (iw_handler) airo_get_aplist, /* SIOCGIWAPLIST */
- (iw_handler) airo_set_scan, /* SIOCSIWSCAN */
- (iw_handler) airo_get_scan, /* SIOCGIWSCAN */
- (iw_handler) airo_set_essid, /* SIOCSIWESSID */
- (iw_handler) airo_get_essid, /* SIOCGIWESSID */
- (iw_handler) airo_set_nick, /* SIOCSIWNICKN */
- (iw_handler) airo_get_nick, /* SIOCGIWNICKN */
- (iw_handler) NULL, /* -- hole -- */
- (iw_handler) NULL, /* -- hole -- */
- (iw_handler) airo_set_rate, /* SIOCSIWRATE */
- (iw_handler) airo_get_rate, /* SIOCGIWRATE */
- (iw_handler) airo_set_rts, /* SIOCSIWRTS */
- (iw_handler) airo_get_rts, /* SIOCGIWRTS */
- (iw_handler) airo_set_frag, /* SIOCSIWFRAG */
- (iw_handler) airo_get_frag, /* SIOCGIWFRAG */
- (iw_handler) airo_set_txpow, /* SIOCSIWTXPOW */
- (iw_handler) airo_get_txpow, /* SIOCGIWTXPOW */
- (iw_handler) airo_set_retry, /* SIOCSIWRETRY */
- (iw_handler) airo_get_retry, /* SIOCGIWRETRY */
- (iw_handler) airo_set_encode, /* SIOCSIWENCODE */
- (iw_handler) airo_get_encode, /* SIOCGIWENCODE */
- (iw_handler) airo_set_power, /* SIOCSIWPOWER */
- (iw_handler) airo_get_power, /* SIOCGIWPOWER */
- (iw_handler) NULL, /* -- hole -- */
- (iw_handler) NULL, /* -- hole -- */
- (iw_handler) NULL, /* SIOCSIWGENIE */
- (iw_handler) NULL, /* SIOCGIWGENIE */
- (iw_handler) airo_set_auth, /* SIOCSIWAUTH */
- (iw_handler) airo_get_auth, /* SIOCGIWAUTH */
- (iw_handler) airo_set_encodeext, /* SIOCSIWENCODEEXT */
- (iw_handler) airo_get_encodeext, /* SIOCGIWENCODEEXT */
- (iw_handler) NULL, /* SIOCSIWPMKSA */
-};
-
-/* Note : don't describe AIROIDIFC and AIROOLDIDIFC in here.
- * We want to force the use of the ioctl code, because those can't be
- * won't work the iw_handler code (because they simultaneously read
- * and write data and iw_handler can't do that).
- * Note that it's perfectly legal to read/write on a single ioctl command,
- * you just can't use iwpriv and need to force it via the ioctl handler.
- * Jean II */
-static const iw_handler airo_private_handler[] =
-{
- NULL, /* SIOCIWFIRSTPRIV */
-};
-
-static const struct iw_handler_def airo_handler_def =
-{
- .num_standard = ARRAY_SIZE(airo_handler),
- .num_private = ARRAY_SIZE(airo_private_handler),
- .num_private_args = ARRAY_SIZE(airo_private_args),
- .standard = airo_handler,
- .private = airo_private_handler,
- .private_args = airo_private_args,
- .get_wireless_stats = airo_get_wireless_stats,
-};
-
-/*
- * This defines the configuration part of the Wireless Extensions
- * Note : irq and spinlock protection will occur in the subroutines
- *
- * TODO :
- * o Check input value more carefully and fill correct values in range
- * o Test and shakeout the bugs (if any)
- *
- * Jean II
- *
- * Javier Achirica did a great job of merging code from the unnamed CISCO
- * developer that added support for flashing the card.
- */
-static int airo_ioctl(struct net_device *dev, struct ifreq *rq, int cmd)
-{
- int rc = 0;
- struct airo_info *ai = dev->ml_priv;
-
- if (ai->power.event)
- return 0;
-
- switch (cmd) {
-#ifdef CISCO_EXT
- case AIROIDIFC:
-#ifdef AIROOLDIDIFC
- case AIROOLDIDIFC:
-#endif
- {
- int val = AIROMAGIC;
- aironet_ioctl com;
- if (copy_from_user(&com,rq->ifr_data,sizeof(com)))
- rc = -EFAULT;
- else if (copy_to_user(com.data,(char *)&val,sizeof(val)))
- rc = -EFAULT;
- }
- break;
-
- case AIROIOCTL:
-#ifdef AIROOLDIOCTL
- case AIROOLDIOCTL:
-#endif
- /* Get the command struct and hand it off for evaluation by
- * the proper subfunction
- */
- {
- aironet_ioctl com;
- if (copy_from_user(&com,rq->ifr_data,sizeof(com))) {
- rc = -EFAULT;
- break;
- }
-
- /* Separate R/W functions bracket legality here
- */
- if ( com.command == AIRORSWVERSION ) {
- if (copy_to_user(com.data, swversion, sizeof(swversion)))
- rc = -EFAULT;
- else
- rc = 0;
- }
- else if ( com.command <= AIRORRID)
- rc = readrids(dev,&com);
- else if ( com.command >= AIROPCAP && com.command <= (AIROPLEAPUSR+2) )
- rc = writerids(dev,&com);
- else if ( com.command >= AIROFLSHRST && com.command <= AIRORESTART )
- rc = flashcard(dev,&com);
- else
- rc = -EINVAL; /* Bad command in ioctl */
- }
- break;
-#endif /* CISCO_EXT */
-
- // All other calls are currently unsupported
- default:
- rc = -EOPNOTSUPP;
- }
- return rc;
-}
-
-/*
- * Get the Wireless stats out of the driver
- * Note : irq and spinlock protection will occur in the subroutines
- *
- * TODO :
- * o Check if work in Ad-Hoc mode (otherwise, use SPY, as in wvlan_cs)
- *
- * Jean
- */
-static void airo_read_wireless_stats(struct airo_info *local)
-{
- StatusRid status_rid;
- StatsRid stats_rid;
- CapabilityRid cap_rid;
- __le32 *vals = stats_rid.vals;
-
- /* Get stats out of the card */
- clear_bit(JOB_WSTATS, &local->jobs);
- if (local->power.event) {
- up(&local->sem);
- return;
- }
- readCapabilityRid(local, &cap_rid, 0);
- readStatusRid(local, &status_rid, 0);
- readStatsRid(local, &stats_rid, RID_STATS, 0);
- up(&local->sem);
-
- /* The status */
- local->wstats.status = le16_to_cpu(status_rid.mode);
-
- /* Signal quality and co */
- if (local->rssi) {
- local->wstats.qual.level =
- airo_rssi_to_dbm(local->rssi,
- le16_to_cpu(status_rid.sigQuality));
- /* normalizedSignalStrength appears to be a percentage */
- local->wstats.qual.qual =
- le16_to_cpu(status_rid.normalizedSignalStrength);
- } else {
- local->wstats.qual.level =
- (le16_to_cpu(status_rid.normalizedSignalStrength) + 321) / 2;
- local->wstats.qual.qual = airo_get_quality(&status_rid, &cap_rid);
- }
- if (le16_to_cpu(status_rid.len) >= 124) {
- local->wstats.qual.noise = 0x100 - status_rid.noisedBm;
- local->wstats.qual.updated = IW_QUAL_ALL_UPDATED | IW_QUAL_DBM;
- } else {
- local->wstats.qual.noise = 0;
- local->wstats.qual.updated = IW_QUAL_QUAL_UPDATED | IW_QUAL_LEVEL_UPDATED | IW_QUAL_NOISE_INVALID | IW_QUAL_DBM;
- }
-
- /* Packets discarded in the wireless adapter due to wireless
- * specific problems */
- local->wstats.discard.nwid = le32_to_cpu(vals[56]) +
- le32_to_cpu(vals[57]) +
- le32_to_cpu(vals[58]); /* SSID Mismatch */
- local->wstats.discard.code = le32_to_cpu(vals[6]);/* RxWepErr */
- local->wstats.discard.fragment = le32_to_cpu(vals[30]);
- local->wstats.discard.retries = le32_to_cpu(vals[10]);
- local->wstats.discard.misc = le32_to_cpu(vals[1]) +
- le32_to_cpu(vals[32]);
- local->wstats.miss.beacon = le32_to_cpu(vals[34]);
-}
-
-static struct iw_statistics *airo_get_wireless_stats(struct net_device *dev)
-{
- struct airo_info *local = dev->ml_priv;
-
- if (!test_bit(JOB_WSTATS, &local->jobs)) {
- /* Get stats out of the card if available */
- if (down_trylock(&local->sem) != 0) {
- set_bit(JOB_WSTATS, &local->jobs);
- wake_up_interruptible(&local->thr_wait);
- } else
- airo_read_wireless_stats(local);
- }
-
- return &local->wstats;
-}
-
-#ifdef CISCO_EXT
-/*
- * This just translates from driver IOCTL codes to the command codes to
- * feed to the radio's host interface. Things can be added/deleted
- * as needed. This represents the READ side of control I/O to
- * the card
- */
-static int readrids(struct net_device *dev, aironet_ioctl *comp) {
- unsigned short ridcode;
- unsigned char *iobuf;
- int len;
- struct airo_info *ai = dev->ml_priv;
-
- if (test_bit(FLAG_FLASHING, &ai->flags))
- return -EIO;
-
- switch(comp->command)
- {
- case AIROGCAP: ridcode = RID_CAPABILITIES; break;
- case AIROGCFG: ridcode = RID_CONFIG;
- if (test_bit(FLAG_COMMIT, &ai->flags)) {
- disable_MAC (ai, 1);
- writeConfigRid (ai, 1);
- enable_MAC(ai, 1);
- }
- break;
- case AIROGSLIST: ridcode = RID_SSID; break;
- case AIROGVLIST: ridcode = RID_APLIST; break;
- case AIROGDRVNAM: ridcode = RID_DRVNAME; break;
- case AIROGEHTENC: ridcode = RID_ETHERENCAP; break;
- case AIROGWEPKTMP: ridcode = RID_WEP_TEMP;
- /* Only super-user can read WEP keys */
- if (!capable(CAP_NET_ADMIN))
- return -EPERM;
- break;
- case AIROGWEPKNV: ridcode = RID_WEP_PERM;
- /* Only super-user can read WEP keys */
- if (!capable(CAP_NET_ADMIN))
- return -EPERM;
- break;
- case AIROGSTAT: ridcode = RID_STATUS; break;
- case AIROGSTATSD32: ridcode = RID_STATSDELTA; break;
- case AIROGSTATSC32: ridcode = RID_STATS; break;
- case AIROGMICSTATS:
- if (copy_to_user(comp->data, &ai->micstats,
- min((int)comp->len,(int)sizeof(ai->micstats))))
- return -EFAULT;
- return 0;
- case AIRORRID: ridcode = comp->ridnum; break;
- default:
- return -EINVAL;
- }
-
- if ((iobuf = kmalloc(RIDSIZE, GFP_KERNEL)) == NULL)
- return -ENOMEM;
-
- PC4500_readrid(ai,ridcode,iobuf,RIDSIZE, 1);
- /* get the count of bytes in the rid docs say 1st 2 bytes is it.
- * then return it to the user
- * 9/22/2000 Honor user given length
- */
- len = comp->len;
-
- if (copy_to_user(comp->data, iobuf, min(len, (int)RIDSIZE))) {
- kfree (iobuf);
- return -EFAULT;
- }
- kfree (iobuf);
- return 0;
-}
-
-/*
- * Danger Will Robinson write the rids here
- */
-
-static int writerids(struct net_device *dev, aironet_ioctl *comp) {
- struct airo_info *ai = dev->ml_priv;
- int ridcode;
- int enabled;
- static int (* writer)(struct airo_info *, u16 rid, const void *, int, int);
- unsigned char *iobuf;
-
- /* Only super-user can write RIDs */
- if (!capable(CAP_NET_ADMIN))
- return -EPERM;
-
- if (test_bit(FLAG_FLASHING, &ai->flags))
- return -EIO;
-
- ridcode = 0;
- writer = do_writerid;
-
- switch(comp->command)
- {
- case AIROPSIDS: ridcode = RID_SSID; break;
- case AIROPCAP: ridcode = RID_CAPABILITIES; break;
- case AIROPAPLIST: ridcode = RID_APLIST; break;
- case AIROPCFG: ai->config.len = 0;
- clear_bit(FLAG_COMMIT, &ai->flags);
- ridcode = RID_CONFIG; break;
- case AIROPWEPKEYNV: ridcode = RID_WEP_PERM; break;
- case AIROPLEAPUSR: ridcode = RID_LEAPUSERNAME; break;
- case AIROPLEAPPWD: ridcode = RID_LEAPPASSWORD; break;
- case AIROPWEPKEY: ridcode = RID_WEP_TEMP; writer = PC4500_writerid;
- break;
- case AIROPLEAPUSR+1: ridcode = 0xFF2A; break;
- case AIROPLEAPUSR+2: ridcode = 0xFF2B; break;
-
- /* this is not really a rid but a command given to the card
- * same with MAC off
- */
- case AIROPMACON:
- if (enable_MAC(ai, 1) != 0)
- return -EIO;
- return 0;
-
- /*
- * Evidently this code in the airo driver does not get a symbol
- * as disable_MAC. it's probably so short the compiler does not gen one.
- */
- case AIROPMACOFF:
- disable_MAC(ai, 1);
- return 0;
-
- /* This command merely clears the counts does not actually store any data
- * only reads rid. But as it changes the cards state, I put it in the
- * writerid routines.
- */
- case AIROPSTCLR:
- if ((iobuf = kmalloc(RIDSIZE, GFP_KERNEL)) == NULL)
- return -ENOMEM;
-
- PC4500_readrid(ai,RID_STATSDELTACLEAR,iobuf,RIDSIZE, 1);
-
- enabled = ai->micstats.enabled;
- memset(&ai->micstats,0,sizeof(ai->micstats));
- ai->micstats.enabled = enabled;
-
- if (copy_to_user(comp->data, iobuf,
- min((int)comp->len, (int)RIDSIZE))) {
- kfree (iobuf);
- return -EFAULT;
- }
- kfree (iobuf);
- return 0;
-
- default:
- return -EOPNOTSUPP; /* Blarg! */
- }
- if(comp->len > RIDSIZE)
- return -EINVAL;
-
- if ((iobuf = kmalloc(RIDSIZE, GFP_KERNEL)) == NULL)
- return -ENOMEM;
-
- if (copy_from_user(iobuf,comp->data,comp->len)) {
- kfree (iobuf);
- return -EFAULT;
- }
-
- if (comp->command == AIROPCFG) {
- ConfigRid *cfg = (ConfigRid *)iobuf;
-
- if (test_bit(FLAG_MIC_CAPABLE, &ai->flags))
- cfg->opmode |= MODE_MIC;
-
- if ((cfg->opmode & MODE_CFG_MASK) == MODE_STA_IBSS)
- set_bit (FLAG_ADHOC, &ai->flags);
- else
- clear_bit (FLAG_ADHOC, &ai->flags);
- }
-
- if((*writer)(ai, ridcode, iobuf,comp->len,1)) {
- kfree (iobuf);
- return -EIO;
- }
- kfree (iobuf);
- return 0;
-}
-
-/*****************************************************************************
- * Ancillary flash / mod functions much black magic lurkes here *
- *****************************************************************************
- */
-
-/*
- * Flash command switch table
- */
-
-static int flashcard(struct net_device *dev, aironet_ioctl *comp) {
- int z;
-
- /* Only super-user can modify flash */
- if (!capable(CAP_NET_ADMIN))
- return -EPERM;
-
- switch(comp->command)
- {
- case AIROFLSHRST:
- return cmdreset((struct airo_info *)dev->ml_priv);
-
- case AIROFLSHSTFL:
- if (!AIRO_FLASH(dev) &&
- (AIRO_FLASH(dev) = kmalloc(FLASHSIZE, GFP_KERNEL)) == NULL)
- return -ENOMEM;
- return setflashmode((struct airo_info *)dev->ml_priv);
-
- case AIROFLSHGCHR: /* Get char from aux */
- if(comp->len != sizeof(int))
- return -EINVAL;
- if (copy_from_user(&z,comp->data,comp->len))
- return -EFAULT;
- return flashgchar((struct airo_info *)dev->ml_priv, z, 8000);
-
- case AIROFLSHPCHR: /* Send char to card. */
- if(comp->len != sizeof(int))
- return -EINVAL;
- if (copy_from_user(&z,comp->data,comp->len))
- return -EFAULT;
- return flashpchar((struct airo_info *)dev->ml_priv, z, 8000);
-
- case AIROFLPUTBUF: /* Send 32k to card */
- if (!AIRO_FLASH(dev))
- return -ENOMEM;
- if(comp->len > FLASHSIZE)
- return -EINVAL;
- if (copy_from_user(AIRO_FLASH(dev), comp->data, comp->len))
- return -EFAULT;
-
- flashputbuf((struct airo_info *)dev->ml_priv);
- return 0;
-
- case AIRORESTART:
- if (flashrestart((struct airo_info *)dev->ml_priv, dev))
- return -EIO;
- return 0;
- }
- return -EINVAL;
-}
-
-#define FLASH_COMMAND 0x7e7e
-
-/*
- * STEP 1)
- * Disable MAC and do soft reset on
- * card.
- */
-
-static int cmdreset(struct airo_info *ai) {
- disable_MAC(ai, 1);
-
- if(!waitbusy (ai)){
- airo_print_info(ai->dev->name, "Waitbusy hang before RESET");
- return -EBUSY;
- }
-
- OUT4500(ai,COMMAND,CMD_SOFTRESET);
-
- ssleep(1); /* WAS 600 12/7/00 */
-
- if(!waitbusy (ai)){
- airo_print_info(ai->dev->name, "Waitbusy hang AFTER RESET");
- return -EBUSY;
- }
- return 0;
-}
-
-/* STEP 2)
- * Put the card in legendary flash
- * mode
- */
-
-static int setflashmode (struct airo_info *ai) {
- set_bit (FLAG_FLASHING, &ai->flags);
-
- OUT4500(ai, SWS0, FLASH_COMMAND);
- OUT4500(ai, SWS1, FLASH_COMMAND);
- if (probe) {
- OUT4500(ai, SWS0, FLASH_COMMAND);
- OUT4500(ai, COMMAND,0x10);
- } else {
- OUT4500(ai, SWS2, FLASH_COMMAND);
- OUT4500(ai, SWS3, FLASH_COMMAND);
- OUT4500(ai, COMMAND,0);
- }
- msleep(500); /* 500ms delay */
-
- if(!waitbusy(ai)) {
- clear_bit (FLAG_FLASHING, &ai->flags);
- airo_print_info(ai->dev->name, "Waitbusy hang after setflash mode");
- return -EIO;
- }
- return 0;
-}
-
-/* Put character to SWS0 wait for dwelltime
- * x 50us for echo .
- */
-
-static int flashpchar(struct airo_info *ai,int byte,int dwelltime) {
- int echo;
- int waittime;
-
- byte |= 0x8000;
-
- if(dwelltime == 0 )
- dwelltime = 200;
-
- waittime=dwelltime;
-
- /* Wait for busy bit d15 to go false indicating buffer empty */
- while ((IN4500 (ai, SWS0) & 0x8000) && waittime > 0) {
- udelay (50);
- waittime -= 50;
- }
-
- /* timeout for busy clear wait */
- if(waittime <= 0 ){
- airo_print_info(ai->dev->name, "flash putchar busywait timeout!");
- return -EBUSY;
- }
-
- /* Port is clear now write byte and wait for it to echo back */
- do {
- OUT4500(ai,SWS0,byte);
- udelay(50);
- dwelltime -= 50;
- echo = IN4500(ai,SWS1);
- } while (dwelltime >= 0 && echo != byte);
-
- OUT4500(ai,SWS1,0);
-
- return (echo == byte) ? 0 : -EIO;
-}
-
-/*
- * Get a character from the card matching matchbyte
- * Step 3)
- */
-static int flashgchar(struct airo_info *ai,int matchbyte,int dwelltime){
- int rchar;
- unsigned char rbyte=0;
-
- do {
- rchar = IN4500(ai,SWS1);
-
- if(dwelltime && !(0x8000 & rchar)){
- dwelltime -= 10;
- mdelay(10);
- continue;
- }
- rbyte = 0xff & rchar;
-
- if( (rbyte == matchbyte) && (0x8000 & rchar) ){
- OUT4500(ai,SWS1,0);
- return 0;
- }
- if( rbyte == 0x81 || rbyte == 0x82 || rbyte == 0x83 || rbyte == 0x1a || 0xffff == rchar)
- break;
- OUT4500(ai,SWS1,0);
-
- }while(dwelltime > 0);
- return -EIO;
-}
-
-/*
- * Transfer 32k of firmware data from user buffer to our buffer and
- * send to the card
- */
-
-static int flashputbuf(struct airo_info *ai){
- int nwords;
-
- /* Write stuff */
- if (test_bit(FLAG_MPI,&ai->flags))
- memcpy_toio(ai->pciaux + 0x8000, ai->flash, FLASHSIZE);
- else {
- OUT4500(ai,AUXPAGE,0x100);
- OUT4500(ai,AUXOFF,0);
-
- for(nwords=0;nwords != FLASHSIZE / 2;nwords++){
- OUT4500(ai,AUXDATA,ai->flash[nwords] & 0xffff);
- }
- }
- OUT4500(ai,SWS0,0x8000);
-
- return 0;
-}
-
-/*
- *
- */
-static int flashrestart(struct airo_info *ai,struct net_device *dev){
- int i,status;
-
- ssleep(1); /* Added 12/7/00 */
- clear_bit (FLAG_FLASHING, &ai->flags);
- if (test_bit(FLAG_MPI, &ai->flags)) {
- status = mpi_init_descriptors(ai);
- if (status != SUCCESS)
- return status;
- }
- status = setup_card(ai, dev->dev_addr, 1);
-
- if (!test_bit(FLAG_MPI,&ai->flags))
- for( i = 0; i < MAX_FIDS; i++ ) {
- ai->fids[i] = transmit_allocate
- ( ai, AIRO_DEF_MTU, i >= MAX_FIDS / 2 );
- }
-
- ssleep(1); /* Added 12/7/00 */
- return status;
-}
-#endif /* CISCO_EXT */
-
-/*
- This program is free software; you can redistribute it and/or
- modify it under the terms of the GNU General Public License
- as published by the Free Software Foundation; either version 2
- of the License, or (at your option) any later version.
-
- This program is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- GNU General Public License for more details.
-
- In addition:
-
- Redistribution and use in source and binary forms, with or without
- modification, are permitted provided that the following conditions
- are met:
-
- 1. Redistributions of source code must retain the above copyright
- notice, this list of conditions and the following disclaimer.
- 2. 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.
- 3. The name of the author may not be used to endorse or promote
- products derived from this software without specific prior written
- permission.
-
- THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 AUTHOR 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.
-*/
-
-module_init(airo_init_module);
-module_exit(airo_cleanup_module);