| Author | Tokens | Token Proportion | Commits | Commit Proportion |
|---|---|---|---|---|
| Jouni Malinen | 3250 | 93.74% | 5 | 20.83% |
| Al Viro | 102 | 2.94% | 2 | 8.33% |
| Pavel Roskin | 39 | 1.12% | 2 | 8.33% |
| Joe Perches | 19 | 0.55% | 1 | 4.17% |
| Eric Dumazet | 16 | 0.46% | 1 | 4.17% |
| Adrian Bunk | 9 | 0.26% | 1 | 4.17% |
| Matthias Kaehlcke | 5 | 0.14% | 1 | 4.17% |
| Alexey Dobriyan | 5 | 0.14% | 2 | 8.33% |
| John W. Linville | 5 | 0.14% | 1 | 4.17% |
| Johannes Berg | 5 | 0.14% | 1 | 4.17% |
| Elena Reshetova | 4 | 0.12% | 1 | 4.17% |
| David Howells | 2 | 0.06% | 1 | 4.17% |
| Tim Gardner | 2 | 0.06% | 1 | 4.17% |
| Larry Finger | 1 | 0.03% | 1 | 4.17% |
| Lucas De Marchi | 1 | 0.03% | 1 | 4.17% |
| Gustavo A. R. Silva | 1 | 0.03% | 1 | 4.17% |
| Greg Kroah-Hartman | 1 | 0.03% | 1 | 4.17% |
| Total | 3467 | 24 |
/* SPDX-License-Identifier: GPL-2.0 */ #ifndef HOSTAP_WLAN_H #define HOSTAP_WLAN_H #include <linux/interrupt.h> #include <linux/wireless.h> #include <linux/netdevice.h> #include <linux/etherdevice.h> #include <linux/mutex.h> #include <linux/refcount.h> #include <net/iw_handler.h> #include <net/ieee80211_radiotap.h> #include <net/lib80211.h> #include "hostap_config.h" #include "hostap_common.h" #define MAX_PARM_DEVICES 8 #define PARM_MIN_MAX "1-" __MODULE_STRING(MAX_PARM_DEVICES) #define DEF_INTS -1, -1, -1, -1, -1, -1, -1 #define GET_INT_PARM(var,idx) var[var[idx] < 0 ? 0 : idx] /* Specific skb->protocol value that indicates that the packet already contains * txdesc header. * FIX: This might need own value that would be allocated especially for Prism2 * txdesc; ETH_P_CONTROL is commented as "Card specific control frames". * However, these skb's should have only minimal path in the kernel side since * prism2_send_mgmt() sends these with dev_queue_xmit() to prism2_tx(). */ #define ETH_P_HOSTAP ETH_P_CONTROL /* ARPHRD_IEEE80211_PRISM uses a bloated version of Prism2 RX frame header * (from linux-wlan-ng) */ struct linux_wlan_ng_val { u32 did; u16 status, len; u32 data; } __packed; struct linux_wlan_ng_prism_hdr { u32 msgcode, msglen; char devname[16]; struct linux_wlan_ng_val hosttime, mactime, channel, rssi, sq, signal, noise, rate, istx, frmlen; } __packed; struct linux_wlan_ng_cap_hdr { __be32 version; __be32 length; __be64 mactime; __be64 hosttime; __be32 phytype; __be32 channel; __be32 datarate; __be32 antenna; __be32 priority; __be32 ssi_type; __be32 ssi_signal; __be32 ssi_noise; __be32 preamble; __be32 encoding; } __packed; struct hostap_radiotap_rx { struct ieee80211_radiotap_header hdr; __le64 tsft; u8 rate; u8 padding; __le16 chan_freq; __le16 chan_flags; s8 dbm_antsignal; s8 dbm_antnoise; } __packed; #define LWNG_CAP_DID_BASE (4 | (1 << 6)) /* section 4, group 1 */ #define LWNG_CAPHDR_VERSION 0x80211001 struct hfa384x_rx_frame { /* HFA384X RX frame descriptor */ __le16 status; /* HFA384X_RX_STATUS_ flags */ __le32 time; /* timestamp, 1 microsecond resolution */ u8 silence; /* 27 .. 154; seems to be 0 */ u8 signal; /* 27 .. 154 */ u8 rate; /* 10, 20, 55, or 110 */ u8 rxflow; __le32 reserved; /* 802.11 */ __le16 frame_control; __le16 duration_id; u8 addr1[ETH_ALEN]; u8 addr2[ETH_ALEN]; u8 addr3[ETH_ALEN]; __le16 seq_ctrl; u8 addr4[ETH_ALEN]; __le16 data_len; /* 802.3 */ u8 dst_addr[ETH_ALEN]; u8 src_addr[ETH_ALEN]; __be16 len; /* followed by frame data; max 2304 bytes */ } __packed; struct hfa384x_tx_frame { /* HFA384X TX frame descriptor */ __le16 status; /* HFA384X_TX_STATUS_ flags */ __le16 reserved1; __le16 reserved2; __le32 sw_support; u8 retry_count; /* not yet implemented */ u8 tx_rate; /* Host AP only; 0 = firmware, or 10, 20, 55, 110 */ __le16 tx_control; /* HFA384X_TX_CTRL_ flags */ /* 802.11 */ __le16 frame_control; /* parts not used */ __le16 duration_id; u8 addr1[ETH_ALEN]; u8 addr2[ETH_ALEN]; /* filled by firmware */ u8 addr3[ETH_ALEN]; __le16 seq_ctrl; /* filled by firmware */ u8 addr4[ETH_ALEN]; __le16 data_len; /* 802.3 */ u8 dst_addr[ETH_ALEN]; u8 src_addr[ETH_ALEN]; __be16 len; /* followed by frame data; max 2304 bytes */ } __packed; struct hfa384x_rid_hdr { __le16 len; __le16 rid; } __packed; /* Macro for converting signal levels (range 27 .. 154) to wireless ext * dBm value with some accuracy */ #define HFA384X_LEVEL_TO_dBm(v) 0x100 + (v) * 100 / 255 - 100 #define HFA384X_LEVEL_TO_dBm_sign(v) (v) * 100 / 255 - 100 struct hfa384x_scan_request { __le16 channel_list; __le16 txrate; /* HFA384X_RATES_* */ } __packed; struct hfa384x_hostscan_request { __le16 channel_list; __le16 txrate; __le16 target_ssid_len; u8 target_ssid[32]; } __packed; struct hfa384x_join_request { u8 bssid[ETH_ALEN]; __le16 channel; } __packed; struct hfa384x_info_frame { __le16 len; __le16 type; } __packed; struct hfa384x_comm_tallies { __le16 tx_unicast_frames; __le16 tx_multicast_frames; __le16 tx_fragments; __le16 tx_unicast_octets; __le16 tx_multicast_octets; __le16 tx_deferred_transmissions; __le16 tx_single_retry_frames; __le16 tx_multiple_retry_frames; __le16 tx_retry_limit_exceeded; __le16 tx_discards; __le16 rx_unicast_frames; __le16 rx_multicast_frames; __le16 rx_fragments; __le16 rx_unicast_octets; __le16 rx_multicast_octets; __le16 rx_fcs_errors; __le16 rx_discards_no_buffer; __le16 tx_discards_wrong_sa; __le16 rx_discards_wep_undecryptable; __le16 rx_message_in_msg_fragments; __le16 rx_message_in_bad_msg_fragments; } __packed; struct hfa384x_comm_tallies32 { __le32 tx_unicast_frames; __le32 tx_multicast_frames; __le32 tx_fragments; __le32 tx_unicast_octets; __le32 tx_multicast_octets; __le32 tx_deferred_transmissions; __le32 tx_single_retry_frames; __le32 tx_multiple_retry_frames; __le32 tx_retry_limit_exceeded; __le32 tx_discards; __le32 rx_unicast_frames; __le32 rx_multicast_frames; __le32 rx_fragments; __le32 rx_unicast_octets; __le32 rx_multicast_octets; __le32 rx_fcs_errors; __le32 rx_discards_no_buffer; __le32 tx_discards_wrong_sa; __le32 rx_discards_wep_undecryptable; __le32 rx_message_in_msg_fragments; __le32 rx_message_in_bad_msg_fragments; } __packed; struct hfa384x_scan_result_hdr { __le16 reserved; __le16 scan_reason; #define HFA384X_SCAN_IN_PROGRESS 0 /* no results available yet */ #define HFA384X_SCAN_HOST_INITIATED 1 #define HFA384X_SCAN_FIRMWARE_INITIATED 2 #define HFA384X_SCAN_INQUIRY_FROM_HOST 3 } __packed; #define HFA384X_SCAN_MAX_RESULTS 32 struct hfa384x_scan_result { __le16 chid; __le16 anl; __le16 sl; u8 bssid[ETH_ALEN]; __le16 beacon_interval; __le16 capability; __le16 ssid_len; u8 ssid[32]; u8 sup_rates[10]; __le16 rate; } __packed; struct hfa384x_hostscan_result { __le16 chid; __le16 anl; __le16 sl; u8 bssid[ETH_ALEN]; __le16 beacon_interval; __le16 capability; __le16 ssid_len; u8 ssid[32]; u8 sup_rates[10]; __le16 rate; __le16 atim; } __packed; struct comm_tallies_sums { unsigned int tx_unicast_frames; unsigned int tx_multicast_frames; unsigned int tx_fragments; unsigned int tx_unicast_octets; unsigned int tx_multicast_octets; unsigned int tx_deferred_transmissions; unsigned int tx_single_retry_frames; unsigned int tx_multiple_retry_frames; unsigned int tx_retry_limit_exceeded; unsigned int tx_discards; unsigned int rx_unicast_frames; unsigned int rx_multicast_frames; unsigned int rx_fragments; unsigned int rx_unicast_octets; unsigned int rx_multicast_octets; unsigned int rx_fcs_errors; unsigned int rx_discards_no_buffer; unsigned int tx_discards_wrong_sa; unsigned int rx_discards_wep_undecryptable; unsigned int rx_message_in_msg_fragments; unsigned int rx_message_in_bad_msg_fragments; }; struct hfa384x_regs { u16 cmd; u16 evstat; u16 offset0; u16 offset1; u16 swsupport0; }; #if defined(PRISM2_PCCARD) || defined(PRISM2_PLX) /* I/O ports for HFA384X Controller access */ #define HFA384X_CMD_OFF 0x00 #define HFA384X_PARAM0_OFF 0x02 #define HFA384X_PARAM1_OFF 0x04 #define HFA384X_PARAM2_OFF 0x06 #define HFA384X_STATUS_OFF 0x08 #define HFA384X_RESP0_OFF 0x0A #define HFA384X_RESP1_OFF 0x0C #define HFA384X_RESP2_OFF 0x0E #define HFA384X_INFOFID_OFF 0x10 #define HFA384X_CONTROL_OFF 0x14 #define HFA384X_SELECT0_OFF 0x18 #define HFA384X_SELECT1_OFF 0x1A #define HFA384X_OFFSET0_OFF 0x1C #define HFA384X_OFFSET1_OFF 0x1E #define HFA384X_RXFID_OFF 0x20 #define HFA384X_ALLOCFID_OFF 0x22 #define HFA384X_TXCOMPLFID_OFF 0x24 #define HFA384X_SWSUPPORT0_OFF 0x28 #define HFA384X_SWSUPPORT1_OFF 0x2A #define HFA384X_SWSUPPORT2_OFF 0x2C #define HFA384X_EVSTAT_OFF 0x30 #define HFA384X_INTEN_OFF 0x32 #define HFA384X_EVACK_OFF 0x34 #define HFA384X_DATA0_OFF 0x36 #define HFA384X_DATA1_OFF 0x38 #define HFA384X_AUXPAGE_OFF 0x3A #define HFA384X_AUXOFFSET_OFF 0x3C #define HFA384X_AUXDATA_OFF 0x3E #endif /* PRISM2_PCCARD || PRISM2_PLX */ #ifdef PRISM2_PCI /* Memory addresses for ISL3874 controller access */ #define HFA384X_CMD_OFF 0x00 #define HFA384X_PARAM0_OFF 0x04 #define HFA384X_PARAM1_OFF 0x08 #define HFA384X_PARAM2_OFF 0x0C #define HFA384X_STATUS_OFF 0x10 #define HFA384X_RESP0_OFF 0x14 #define HFA384X_RESP1_OFF 0x18 #define HFA384X_RESP2_OFF 0x1C #define HFA384X_INFOFID_OFF 0x20 #define HFA384X_CONTROL_OFF 0x28 #define HFA384X_SELECT0_OFF 0x30 #define HFA384X_SELECT1_OFF 0x34 #define HFA384X_OFFSET0_OFF 0x38 #define HFA384X_OFFSET1_OFF 0x3C #define HFA384X_RXFID_OFF 0x40 #define HFA384X_ALLOCFID_OFF 0x44 #define HFA384X_TXCOMPLFID_OFF 0x48 #define HFA384X_PCICOR_OFF 0x4C #define HFA384X_SWSUPPORT0_OFF 0x50 #define HFA384X_SWSUPPORT1_OFF 0x54 #define HFA384X_SWSUPPORT2_OFF 0x58 #define HFA384X_PCIHCR_OFF 0x5C #define HFA384X_EVSTAT_OFF 0x60 #define HFA384X_INTEN_OFF 0x64 #define HFA384X_EVACK_OFF 0x68 #define HFA384X_DATA0_OFF 0x6C #define HFA384X_DATA1_OFF 0x70 #define HFA384X_AUXPAGE_OFF 0x74 #define HFA384X_AUXOFFSET_OFF 0x78 #define HFA384X_AUXDATA_OFF 0x7C #define HFA384X_PCI_M0_ADDRH_OFF 0x80 #define HFA384X_PCI_M0_ADDRL_OFF 0x84 #define HFA384X_PCI_M0_LEN_OFF 0x88 #define HFA384X_PCI_M0_CTL_OFF 0x8C #define HFA384X_PCI_STATUS_OFF 0x98 #define HFA384X_PCI_M1_ADDRH_OFF 0xA0 #define HFA384X_PCI_M1_ADDRL_OFF 0xA4 #define HFA384X_PCI_M1_LEN_OFF 0xA8 #define HFA384X_PCI_M1_CTL_OFF 0xAC /* PCI bus master control bits (these are undocumented; based on guessing and * experimenting..) */ #define HFA384X_PCI_CTL_FROM_BAP (BIT(5) | BIT(1) | BIT(0)) #define HFA384X_PCI_CTL_TO_BAP (BIT(5) | BIT(0)) #endif /* PRISM2_PCI */ /* Command codes for CMD reg. */ #define HFA384X_CMDCODE_INIT 0x00 #define HFA384X_CMDCODE_ENABLE 0x01 #define HFA384X_CMDCODE_DISABLE 0x02 #define HFA384X_CMDCODE_ALLOC 0x0A #define HFA384X_CMDCODE_TRANSMIT 0x0B #define HFA384X_CMDCODE_INQUIRE 0x11 #define HFA384X_CMDCODE_ACCESS 0x21 #define HFA384X_CMDCODE_ACCESS_WRITE (0x21 | BIT(8)) #define HFA384X_CMDCODE_DOWNLOAD 0x22 #define HFA384X_CMDCODE_READMIF 0x30 #define HFA384X_CMDCODE_WRITEMIF 0x31 #define HFA384X_CMDCODE_TEST 0x38 #define HFA384X_CMDCODE_MASK 0x3F /* Test mode operations */ #define HFA384X_TEST_CHANGE_CHANNEL 0x08 #define HFA384X_TEST_MONITOR 0x0B #define HFA384X_TEST_STOP 0x0F #define HFA384X_TEST_CFG_BITS 0x15 #define HFA384X_TEST_CFG_BIT_ALC BIT(3) #define HFA384X_CMD_BUSY BIT(15) #define HFA384X_CMD_TX_RECLAIM BIT(8) #define HFA384X_OFFSET_ERR BIT(14) #define HFA384X_OFFSET_BUSY BIT(15) /* ProgMode for download command */ #define HFA384X_PROGMODE_DISABLE 0 #define HFA384X_PROGMODE_ENABLE_VOLATILE 1 #define HFA384X_PROGMODE_ENABLE_NON_VOLATILE 2 #define HFA384X_PROGMODE_PROGRAM_NON_VOLATILE 3 #define HFA384X_AUX_MAGIC0 0xfe01 #define HFA384X_AUX_MAGIC1 0xdc23 #define HFA384X_AUX_MAGIC2 0xba45 #define HFA384X_AUX_PORT_DISABLED 0 #define HFA384X_AUX_PORT_DISABLE BIT(14) #define HFA384X_AUX_PORT_ENABLE BIT(15) #define HFA384X_AUX_PORT_ENABLED (BIT(14) | BIT(15)) #define HFA384X_AUX_PORT_MASK (BIT(14) | BIT(15)) #define PRISM2_PDA_SIZE 1024 /* Events; EvStat, Interrupt mask (IntEn), and acknowledge bits (EvAck) */ #define HFA384X_EV_TICK BIT(15) #define HFA384X_EV_WTERR BIT(14) #define HFA384X_EV_INFDROP BIT(13) #ifdef PRISM2_PCI #define HFA384X_EV_PCI_M1 BIT(9) #define HFA384X_EV_PCI_M0 BIT(8) #endif /* PRISM2_PCI */ #define HFA384X_EV_INFO BIT(7) #define HFA384X_EV_DTIM BIT(5) #define HFA384X_EV_CMD BIT(4) #define HFA384X_EV_ALLOC BIT(3) #define HFA384X_EV_TXEXC BIT(2) #define HFA384X_EV_TX BIT(1) #define HFA384X_EV_RX BIT(0) /* HFA384X Information frames */ #define HFA384X_INFO_HANDOVERADDR 0xF000 /* AP f/w ? */ #define HFA384X_INFO_HANDOVERDEAUTHADDR 0xF001 /* AP f/w 1.3.7 */ #define HFA384X_INFO_COMMTALLIES 0xF100 #define HFA384X_INFO_SCANRESULTS 0xF101 #define HFA384X_INFO_CHANNELINFORESULTS 0xF102 /* AP f/w only */ #define HFA384X_INFO_HOSTSCANRESULTS 0xF103 #define HFA384X_INFO_LINKSTATUS 0xF200 #define HFA384X_INFO_ASSOCSTATUS 0xF201 /* ? */ #define HFA384X_INFO_AUTHREQ 0xF202 /* ? */ #define HFA384X_INFO_PSUSERCNT 0xF203 /* ? */ #define HFA384X_INFO_KEYIDCHANGED 0xF204 /* ? */ enum { HFA384X_LINKSTATUS_CONNECTED = 1, HFA384X_LINKSTATUS_DISCONNECTED = 2, HFA384X_LINKSTATUS_AP_CHANGE = 3, HFA384X_LINKSTATUS_AP_OUT_OF_RANGE = 4, HFA384X_LINKSTATUS_AP_IN_RANGE = 5, HFA384X_LINKSTATUS_ASSOC_FAILED = 6 }; enum { HFA384X_PORTTYPE_BSS = 1, HFA384X_PORTTYPE_WDS = 2, HFA384X_PORTTYPE_PSEUDO_IBSS = 3, HFA384X_PORTTYPE_IBSS = 0, HFA384X_PORTTYPE_HOSTAP = 6 }; #define HFA384X_RATES_1MBPS BIT(0) #define HFA384X_RATES_2MBPS BIT(1) #define HFA384X_RATES_5MBPS BIT(2) #define HFA384X_RATES_11MBPS BIT(3) #define HFA384X_ROAMING_FIRMWARE 1 #define HFA384X_ROAMING_HOST 2 #define HFA384X_ROAMING_DISABLED 3 #define HFA384X_WEPFLAGS_PRIVACYINVOKED BIT(0) #define HFA384X_WEPFLAGS_EXCLUDEUNENCRYPTED BIT(1) #define HFA384X_WEPFLAGS_HOSTENCRYPT BIT(4) #define HFA384X_WEPFLAGS_HOSTDECRYPT BIT(7) #define HFA384X_RX_STATUS_MSGTYPE (BIT(15) | BIT(14) | BIT(13)) #define HFA384X_RX_STATUS_PCF BIT(12) #define HFA384X_RX_STATUS_MACPORT (BIT(10) | BIT(9) | BIT(8)) #define HFA384X_RX_STATUS_UNDECR BIT(1) #define HFA384X_RX_STATUS_FCSERR BIT(0) #define HFA384X_RX_STATUS_GET_MSGTYPE(s) \ (((s) & HFA384X_RX_STATUS_MSGTYPE) >> 13) #define HFA384X_RX_STATUS_GET_MACPORT(s) \ (((s) & HFA384X_RX_STATUS_MACPORT) >> 8) enum { HFA384X_RX_MSGTYPE_NORMAL = 0, HFA384X_RX_MSGTYPE_RFC1042 = 1, HFA384X_RX_MSGTYPE_BRIDGETUNNEL = 2, HFA384X_RX_MSGTYPE_MGMT = 4 }; #define HFA384X_TX_CTRL_ALT_RTRY BIT(5) #define HFA384X_TX_CTRL_802_11 BIT(3) #define HFA384X_TX_CTRL_802_3 0 #define HFA384X_TX_CTRL_TX_EX BIT(2) #define HFA384X_TX_CTRL_TX_OK BIT(1) #define HFA384X_TX_STATUS_RETRYERR BIT(0) #define HFA384X_TX_STATUS_AGEDERR BIT(1) #define HFA384X_TX_STATUS_DISCON BIT(2) #define HFA384X_TX_STATUS_FORMERR BIT(3) /* HFA3861/3863 (BBP) Control Registers */ #define HFA386X_CR_TX_CONFIGURE 0x12 /* CR9 */ #define HFA386X_CR_RX_CONFIGURE 0x14 /* CR10 */ #define HFA386X_CR_A_D_TEST_MODES2 0x1A /* CR13 */ #define HFA386X_CR_MANUAL_TX_POWER 0x3E /* CR31 */ #define HFA386X_CR_MEASURED_TX_POWER 0x74 /* CR58 */ #ifdef __KERNEL__ #define PRISM2_TXFID_COUNT 8 #define PRISM2_DATA_MAXLEN 2304 #define PRISM2_TXFID_LEN (PRISM2_DATA_MAXLEN + sizeof(struct hfa384x_tx_frame)) #define PRISM2_TXFID_EMPTY 0xffff #define PRISM2_TXFID_RESERVED 0xfffe #define PRISM2_DUMMY_FID 0xffff #define MAX_SSID_LEN 32 #define MAX_NAME_LEN 32 /* this is assumed to be equal to MAX_SSID_LEN */ #define PRISM2_DUMP_RX_HDR BIT(0) #define PRISM2_DUMP_TX_HDR BIT(1) #define PRISM2_DUMP_TXEXC_HDR BIT(2) struct hostap_tx_callback_info { u16 idx; void (*func)(struct sk_buff *, int ok, void *); void *data; struct hostap_tx_callback_info *next; }; /* IEEE 802.11 requires that STA supports concurrent reception of at least * three fragmented frames. This define can be increased to support more * concurrent frames, but it should be noted that each entry can consume about * 2 kB of RAM and increasing cache size will slow down frame reassembly. */ #define PRISM2_FRAG_CACHE_LEN 4 struct prism2_frag_entry { unsigned long first_frag_time; unsigned int seq; unsigned int last_frag; struct sk_buff *skb; u8 src_addr[ETH_ALEN]; u8 dst_addr[ETH_ALEN]; }; struct hostap_cmd_queue { struct list_head list; wait_queue_head_t compl; volatile enum { CMD_SLEEP, CMD_CALLBACK, CMD_COMPLETED } type; void (*callback)(struct net_device *dev, long context, u16 resp0, u16 res); long context; u16 cmd, param0, param1; u16 resp0, res; volatile int issued, issuing; refcount_t usecnt; int del_req; }; /* options for hw_shutdown */ #define HOSTAP_HW_NO_DISABLE BIT(0) #define HOSTAP_HW_ENABLE_CMDCOMPL BIT(1) typedef struct local_info local_info_t; struct prism2_helper_functions { /* these functions are defined in hardware model specific files * (hostap_{cs,plx,pci}.c */ int (*card_present)(local_info_t *local); void (*cor_sreset)(local_info_t *local); void (*genesis_reset)(local_info_t *local, int hcr); /* the following functions are from hostap_hw.c, but they may have some * hardware model specific code */ /* FIX: low-level commands like cmd might disappear at some point to * make it easier to change them if needed (e.g., cmd would be replaced * with write_mif/read_mif/testcmd/inquire); at least get_rid and * set_rid might move to hostap_{cs,plx,pci}.c */ int (*cmd)(struct net_device *dev, u16 cmd, u16 param0, u16 *param1, u16 *resp0); void (*read_regs)(struct net_device *dev, struct hfa384x_regs *regs); int (*get_rid)(struct net_device *dev, u16 rid, void *buf, int len, int exact_len); int (*set_rid)(struct net_device *dev, u16 rid, void *buf, int len); int (*hw_enable)(struct net_device *dev, int initial); int (*hw_config)(struct net_device *dev, int initial); void (*hw_reset)(struct net_device *dev); void (*hw_shutdown)(struct net_device *dev, int no_disable); int (*reset_port)(struct net_device *dev); void (*schedule_reset)(local_info_t *local); int (*download)(local_info_t *local, struct prism2_download_param *param); int (*tx)(struct sk_buff *skb, struct net_device *dev); int (*set_tim)(struct net_device *dev, int aid, int set); const struct proc_ops *read_aux_proc_ops; int need_tx_headroom; /* number of bytes of headroom needed before * IEEE 802.11 header */ enum { HOSTAP_HW_PCCARD, HOSTAP_HW_PLX, HOSTAP_HW_PCI } hw_type; }; struct prism2_download_data { u32 dl_cmd; u32 start_addr; u32 num_areas; struct prism2_download_data_area { u32 addr; /* wlan card address */ u32 len; u8 *data; /* allocated data */ } data[]; }; #define HOSTAP_MAX_BSS_COUNT 64 #define MAX_WPA_IE_LEN 64 struct hostap_bss_info { struct list_head list; unsigned long last_update; unsigned int count; u8 bssid[ETH_ALEN]; u16 capab_info; u8 ssid[32]; size_t ssid_len; u8 wpa_ie[MAX_WPA_IE_LEN]; size_t wpa_ie_len; u8 rsn_ie[MAX_WPA_IE_LEN]; size_t rsn_ie_len; int chan; int included; }; /* Per radio private Host AP data - shared by all net devices interfaces used * by each radio (wlan#, wlan#ap, wlan#sta, WDS). * ((struct hostap_interface *) netdev_priv(dev))->local points to this * structure. */ struct local_info { struct module *hw_module; int card_idx; int dev_enabled; int master_dev_auto_open; /* was master device opened automatically */ int num_dev_open; /* number of open devices */ struct net_device *dev; /* master radio device */ struct net_device *ddev; /* main data device */ struct list_head hostap_interfaces; /* Host AP interface list (contains * struct hostap_interface entries) */ rwlock_t iface_lock; /* hostap_interfaces read lock; use write lock * when removing entries from the list. * TX and RX paths can use read lock. */ spinlock_t cmdlock, baplock, lock, irq_init_lock; struct mutex rid_bap_mtx; u16 infofid; /* MAC buffer id for info frame */ /* txfid, intransmitfid, next_txtid, and next_alloc are protected by * txfidlock */ spinlock_t txfidlock; int txfid_len; /* length of allocated TX buffers */ u16 txfid[PRISM2_TXFID_COUNT]; /* buffer IDs for TX frames */ /* buffer IDs for intransmit frames or PRISM2_TXFID_EMPTY if * corresponding txfid is free for next TX frame */ u16 intransmitfid[PRISM2_TXFID_COUNT]; int next_txfid; /* index to the next txfid to be checked for * availability */ int next_alloc; /* index to the next intransmitfid to be checked for * allocation events */ /* bitfield for atomic bitops */ #define HOSTAP_BITS_TRANSMIT 0 #define HOSTAP_BITS_BAP_TASKLET 1 #define HOSTAP_BITS_BAP_TASKLET2 2 unsigned long bits; struct ap_data *ap; char essid[MAX_SSID_LEN + 1]; char name[MAX_NAME_LEN + 1]; int name_set; u16 channel_mask; /* mask of allowed channels */ u16 scan_channel_mask; /* mask of channels to be scanned */ struct comm_tallies_sums comm_tallies; struct proc_dir_entry *proc; int iw_mode; /* operating mode (IW_MODE_*) */ int pseudo_adhoc; /* 0: IW_MODE_ADHOC is real 802.11 compliant IBSS * 1: IW_MODE_ADHOC is "pseudo IBSS" */ char bssid[ETH_ALEN]; int channel; int beacon_int; int dtim_period; int mtu; int frame_dump; /* dump RX/TX frame headers, PRISM2_DUMP_ flags */ int fw_tx_rate_control; u16 tx_rate_control; u16 basic_rates; int hw_resetting; int hw_ready; int hw_reset_tries; /* how many times reset has been tried */ int hw_downloading; int shutdown; int pri_only; int no_pri; /* no PRI f/w present */ int sram_type; /* 8 = x8 SRAM, 16 = x16 SRAM, -1 = unknown */ enum { PRISM2_TXPOWER_AUTO = 0, PRISM2_TXPOWER_OFF, PRISM2_TXPOWER_FIXED, PRISM2_TXPOWER_UNKNOWN } txpower_type; int txpower; /* if txpower_type == PRISM2_TXPOWER_FIXED */ /* command queue for hfa384x_cmd(); protected with cmdlock */ struct list_head cmd_queue; /* max_len for cmd_queue; in addition, cmd_callback can use two * additional entries to prevent sleeping commands from stopping * transmits */ #define HOSTAP_CMD_QUEUE_MAX_LEN 16 int cmd_queue_len; /* number of entries in cmd_queue */ /* if card timeout is detected in interrupt context, reset_queue is * used to schedule card reseting to be done in user context */ struct work_struct reset_queue; /* For scheduling a change of the promiscuous mode RID */ int is_promisc; struct work_struct set_multicast_list_queue; struct work_struct set_tim_queue; struct list_head set_tim_list; spinlock_t set_tim_lock; int wds_max_connections; int wds_connections; #define HOSTAP_WDS_BROADCAST_RA BIT(0) #define HOSTAP_WDS_AP_CLIENT BIT(1) #define HOSTAP_WDS_STANDARD_FRAME BIT(2) u32 wds_type; u16 tx_control; /* flags to be used in TX description */ int manual_retry_count; /* -1 = use f/w default; otherwise retry count * to be used with all frames */ struct iw_statistics wstats; unsigned long scan_timestamp; /* Time started to scan */ enum { PRISM2_MONITOR_80211 = 0, PRISM2_MONITOR_PRISM = 1, PRISM2_MONITOR_CAPHDR = 2, PRISM2_MONITOR_RADIOTAP = 3 } monitor_type; int monitor_allow_fcserr; int hostapd; /* whether user space daemon, hostapd, is used for AP * management */ int hostapd_sta; /* whether hostapd is used with an extra STA interface */ struct net_device *apdev; struct net_device_stats apdevstats; char assoc_ap_addr[ETH_ALEN]; struct net_device *stadev; struct net_device_stats stadevstats; #define WEP_KEYS 4 #define WEP_KEY_LEN 13 struct lib80211_crypt_info crypt_info; int open_wep; /* allow unencrypted frames */ int host_encrypt; int host_decrypt; int privacy_invoked; /* force privacy invoked flag even if no keys are * configured */ int fw_encrypt_ok; /* whether firmware-based WEP encrypt is working * in Host AP mode (STA f/w 1.4.9 or newer) */ int bcrx_sta_key; /* use individual keys to override default keys even * with RX of broad/multicast frames */ struct prism2_frag_entry frag_cache[PRISM2_FRAG_CACHE_LEN]; unsigned int frag_next_idx; int ieee_802_1x; /* is IEEE 802.1X used */ int antsel_tx, antsel_rx; int rts_threshold; /* dot11RTSThreshold */ int fragm_threshold; /* dot11FragmentationThreshold */ int auth_algs; /* PRISM2_AUTH_ flags */ int enh_sec; /* cnfEnhSecurity options (broadcast SSID hide/ignore) */ int tallies32; /* 32-bit tallies in use */ struct prism2_helper_functions *func; u8 *pda; int fw_ap; #define PRISM2_FW_VER(major, minor, variant) \ (((major) << 16) | ((minor) << 8) | variant) u32 sta_fw_ver; /* Tasklets for handling hardware IRQ related operations outside hw IRQ * handler */ struct tasklet_struct bap_tasklet; struct tasklet_struct info_tasklet; struct sk_buff_head info_list; /* info frames as skb's for * info_tasklet */ struct hostap_tx_callback_info *tx_callback; /* registered TX callbacks */ struct tasklet_struct rx_tasklet; struct sk_buff_head rx_list; struct tasklet_struct sta_tx_exc_tasklet; struct sk_buff_head sta_tx_exc_list; int host_roaming; unsigned long last_join_time; /* time of last JoinRequest */ struct hfa384x_hostscan_result *last_scan_results; int last_scan_results_count; enum { PRISM2_SCAN, PRISM2_HOSTSCAN } last_scan_type; struct work_struct info_queue; unsigned long pending_info; /* bit field of pending info_queue items */ #define PRISM2_INFO_PENDING_LINKSTATUS 0 #define PRISM2_INFO_PENDING_SCANRESULTS 1 int prev_link_status; /* previous received LinkStatus info */ int prev_linkstatus_connected; u8 preferred_ap[ETH_ALEN]; /* use this AP if possible */ #ifdef PRISM2_CALLBACK void *callback_data; /* Can be used in callbacks; e.g., allocate * on enable event and free on disable event. * Host AP driver code does not touch this. */ #endif /* PRISM2_CALLBACK */ wait_queue_head_t hostscan_wq; /* Passive scan in Host AP mode */ struct timer_list passive_scan_timer; int passive_scan_interval; /* in seconds, 0 = disabled */ int passive_scan_channel; enum { PASSIVE_SCAN_WAIT, PASSIVE_SCAN_LISTEN } passive_scan_state; struct timer_list tick_timer; unsigned long last_tick_timer; unsigned int sw_tick_stuck; /* commsQuality / dBmCommsQuality data from periodic polling; only * valid for Managed and Ad-hoc modes */ unsigned long last_comms_qual_update; int comms_qual; /* in some odd unit.. */ int avg_signal; /* in dB (note: negative) */ int avg_noise; /* in dB (note: negative) */ struct work_struct comms_qual_update; /* RSSI to dBm adjustment (for RX descriptor fields) */ int rssi_to_dBm; /* subtract from RSSI to get approximate dBm value */ /* BSS list / protected by local->lock */ struct list_head bss_list; int num_bss_info; int wpa; /* WPA support enabled */ int tkip_countermeasures; int drop_unencrypted; /* Generic IEEE 802.11 info element to be added to * ProbeResp/Beacon/(Re)AssocReq */ u8 *generic_elem; size_t generic_elem_len; #ifdef PRISM2_DOWNLOAD_SUPPORT /* Persistent volatile download data */ struct prism2_download_data *dl_pri; struct prism2_download_data *dl_sec; #endif /* PRISM2_DOWNLOAD_SUPPORT */ #ifdef PRISM2_IO_DEBUG #define PRISM2_IO_DEBUG_SIZE 10000 u32 io_debug[PRISM2_IO_DEBUG_SIZE]; int io_debug_head; int io_debug_enabled; #endif /* PRISM2_IO_DEBUG */ /* Pointer to hardware model specific (cs,pci,plx) private data. */ void *hw_priv; }; /* Per interface private Host AP data * Allocated for each net device that Host AP uses (wlan#, wlan#ap, wlan#sta, * WDS) and netdev_priv(dev) points to this structure. */ struct hostap_interface { struct list_head list; /* list entry in Host AP interface list */ struct net_device *dev; /* pointer to this device */ struct local_info *local; /* pointer to shared private data */ struct net_device_stats stats; struct iw_spy_data spy_data; /* iwspy support */ struct iw_public_data wireless_data; enum { HOSTAP_INTERFACE_MASTER, HOSTAP_INTERFACE_MAIN, HOSTAP_INTERFACE_AP, HOSTAP_INTERFACE_STA, HOSTAP_INTERFACE_WDS, } type; union { struct hostap_interface_wds { u8 remote_addr[ETH_ALEN]; } wds; } u; }; #define HOSTAP_SKB_TX_DATA_MAGIC 0xf08a36a2 /* * TX meta data - stored in skb->cb buffer, so this must not be increased over * the 48-byte limit. * THE PADDING THIS STARTS WITH IS A HORRIBLE HACK THAT SHOULD NOT LIVE * TO SEE THE DAY. */ struct hostap_skb_tx_data { unsigned int __padding_for_default_qdiscs; u32 magic; /* HOSTAP_SKB_TX_DATA_MAGIC */ u8 rate; /* transmit rate */ #define HOSTAP_TX_FLAGS_WDS BIT(0) #define HOSTAP_TX_FLAGS_BUFFERED_FRAME BIT(1) #define HOSTAP_TX_FLAGS_ADD_MOREDATA BIT(2) u8 flags; /* HOSTAP_TX_FLAGS_* */ u16 tx_cb_idx; struct hostap_interface *iface; unsigned long jiffies; /* queueing timestamp */ unsigned short ethertype; }; #ifndef PRISM2_NO_DEBUG #define DEBUG_FID BIT(0) #define DEBUG_PS BIT(1) #define DEBUG_FLOW BIT(2) #define DEBUG_AP BIT(3) #define DEBUG_HW BIT(4) #define DEBUG_EXTRA BIT(5) #define DEBUG_EXTRA2 BIT(6) #define DEBUG_PS2 BIT(7) #define DEBUG_MASK (DEBUG_PS | DEBUG_AP | DEBUG_HW | DEBUG_EXTRA) #define PDEBUG(n, args...) \ do { if ((n) & DEBUG_MASK) printk(KERN_DEBUG args); } while (0) #define PDEBUG2(n, args...) \ do { if ((n) & DEBUG_MASK) printk(args); } while (0) #else /* PRISM2_NO_DEBUG */ #define PDEBUG(n, args...) #define PDEBUG2(n, args...) #endif /* PRISM2_NO_DEBUG */ enum { BAP0 = 0, BAP1 = 1 }; #define PRISM2_IO_DEBUG_CMD_INB 0 #define PRISM2_IO_DEBUG_CMD_INW 1 #define PRISM2_IO_DEBUG_CMD_INSW 2 #define PRISM2_IO_DEBUG_CMD_OUTB 3 #define PRISM2_IO_DEBUG_CMD_OUTW 4 #define PRISM2_IO_DEBUG_CMD_OUTSW 5 #define PRISM2_IO_DEBUG_CMD_ERROR 6 #define PRISM2_IO_DEBUG_CMD_INTERRUPT 7 #ifdef PRISM2_IO_DEBUG #define PRISM2_IO_DEBUG_ENTRY(cmd, reg, value) \ (((cmd) << 24) | ((reg) << 16) | value) static inline void prism2_io_debug_add(struct net_device *dev, int cmd, int reg, int value) { struct hostap_interface *iface = netdev_priv(dev); local_info_t *local = iface->local; if (!local->io_debug_enabled) return; local->io_debug[local->io_debug_head] = jiffies & 0xffffffff; if (++local->io_debug_head >= PRISM2_IO_DEBUG_SIZE) local->io_debug_head = 0; local->io_debug[local->io_debug_head] = PRISM2_IO_DEBUG_ENTRY(cmd, reg, value); if (++local->io_debug_head >= PRISM2_IO_DEBUG_SIZE) local->io_debug_head = 0; } static inline void prism2_io_debug_error(struct net_device *dev, int err) { struct hostap_interface *iface = netdev_priv(dev); local_info_t *local = iface->local; unsigned long flags; if (!local->io_debug_enabled) return; spin_lock_irqsave(&local->lock, flags); prism2_io_debug_add(dev, PRISM2_IO_DEBUG_CMD_ERROR, 0, err); if (local->io_debug_enabled == 1) { local->io_debug_enabled = 0; printk(KERN_DEBUG "%s: I/O debug stopped\n", dev->name); } spin_unlock_irqrestore(&local->lock, flags); } #else /* PRISM2_IO_DEBUG */ static inline void prism2_io_debug_add(struct net_device *dev, int cmd, int reg, int value) { } static inline void prism2_io_debug_error(struct net_device *dev, int err) { } #endif /* PRISM2_IO_DEBUG */ #ifdef PRISM2_CALLBACK enum { /* Called when card is enabled */ PRISM2_CALLBACK_ENABLE, /* Called when card is disabled */ PRISM2_CALLBACK_DISABLE, /* Called when RX/TX starts/ends */ PRISM2_CALLBACK_RX_START, PRISM2_CALLBACK_RX_END, PRISM2_CALLBACK_TX_START, PRISM2_CALLBACK_TX_END }; void prism2_callback(local_info_t *local, int event); #else /* PRISM2_CALLBACK */ #define prism2_callback(d, e) do { } while (0) #endif /* PRISM2_CALLBACK */ #endif /* __KERNEL__ */ #endif /* HOSTAP_WLAN_H */
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