drivers/net/wireless/p54/p54.h

   1 #ifndef P54_H
   2 #define P54_H
   3
   4 /*
   5  * Shared defines for all mac80211 Prism54 code
   6  *
   7  * Copyright (c) 2006, Michael Wu <flamingice@sourmilk.net>
   8  *
   9  * Based on the islsm (softmac prism54) driver, which is:
  10  * Copyright 2004-2006 Jean-Baptiste Note <jbnote@gmail.com>, et al.
  11  *
  12  * This program is free software; you can redistribute it and/or modify
  13  * it under the terms of the GNU General Public License version 2 as
  14  * published by the Free Software Foundation.
  15  */
  16
  17 enum p54_control_frame_types {
  18         P54_CONTROL_TYPE_SETUP = 0,
  19         P54_CONTROL_TYPE_SCAN,
  20         P54_CONTROL_TYPE_TRAP,
  21         P54_CONTROL_TYPE_DCFINIT,
  22         P54_CONTROL_TYPE_RX_KEYCACHE,
  23         P54_CONTROL_TYPE_TIM,
  24         P54_CONTROL_TYPE_PSM,
  25         P54_CONTROL_TYPE_TXCANCEL,
  26         P54_CONTROL_TYPE_TXDONE,
  27         P54_CONTROL_TYPE_BURST,
  28         P54_CONTROL_TYPE_STAT_READBACK,
  29         P54_CONTROL_TYPE_BBP,
  30         P54_CONTROL_TYPE_EEPROM_READBACK,
  31         P54_CONTROL_TYPE_LED,
  32         P54_CONTROL_TYPE_GPIO,
  33         P54_CONTROL_TYPE_TIMER,
  34         P54_CONTROL_TYPE_MODULATION,
  35         P54_CONTROL_TYPE_SYNTH_CONFIG,
  36         P54_CONTROL_TYPE_DETECTOR_VALUE,
  37         P54_CONTROL_TYPE_XBOW_SYNTH_CFG,
  38         P54_CONTROL_TYPE_CCE_QUIET,
  39         P54_CONTROL_TYPE_PSM_STA_UNLOCK,
  40         P54_CONTROL_TYPE_PCS,
  41         P54_CONTROL_TYPE_BT_BALANCER = 28,
  42         P54_CONTROL_TYPE_GROUP_ADDRESS_TABLE = 30,
  43         P54_CONTROL_TYPE_ARPTABLE = 31,
  44         P54_CONTROL_TYPE_BT_OPTIONS = 35
  45 };
  46
  47 #define P54_HDR_FLAG_CONTROL            BIT(15)
  48 #define P54_HDR_FLAG_CONTROL_OPSET      (BIT(15) + BIT(0))
  49
  50 struct p54_hdr {
  51         __le16 flags;
  52         __le16 len;
  53         __le32 req_id;
  54         __le16 type;    /* enum p54_control_frame_types */
  55         u8 rts_tries;
  56         u8 tries;
  57         u8 data[0];
  58 } __attribute__ ((packed));
  59
  60 #define FREE_AFTER_TX(skb)                                              \
  61         ((((struct p54_hdr *) ((struct sk_buff *) skb)->data)->         \
  62         flags) == cpu_to_le16(P54_HDR_FLAG_CONTROL_OPSET))
  63
  64 struct p54_edcf_queue_param {
  65         __le16 aifs;
  66         __le16 cwmin;
  67         __le16 cwmax;
  68         __le16 txop;
  69 } __attribute__ ((packed));
  70
  71 struct p54_rssi_linear_approximation {
  72         s16 mul;
  73         s16 add;
  74         s16 longbow_unkn;
  75         s16 longbow_unk2;
  76 };
  77
  78 #define EEPROM_READBACK_LEN 0x3fc
  79
  80 #define ISL38XX_DEV_FIRMWARE_ADDR 0x20000
  81
  82 #define FW_FMAC 0x464d4143
  83 #define FW_LM86 0x4c4d3836
  84 #define FW_LM87 0x4c4d3837
  85 #define FW_LM20 0x4c4d3230
  86
  87 struct p54_common {
  88         struct ieee80211_hw *hw;
  89         u32 rx_start;
  90         u32 rx_end;
  91         struct sk_buff_head tx_queue;
  92         void (*tx)(struct ieee80211_hw *dev, struct sk_buff *skb);
  93         int (*open)(struct ieee80211_hw *dev);
  94         void (*stop)(struct ieee80211_hw *dev);
  95         int mode;
  96         u16 rx_mtu;
  97         u8 headroom;
  98         u8 tailroom;
  99         struct mutex conf_mutex;
 100         u8 mac_addr[ETH_ALEN];
 101         u8 bssid[ETH_ALEN];
 102         struct pda_iq_autocal_entry *iq_autocal;
 103         unsigned int iq_autocal_len;
 104         struct pda_channel_output_limit *output_limit;
 105         unsigned int output_limit_len;
 106         struct pda_pa_curve_data *curve_data;
 107         struct p54_rssi_linear_approximation rssical_db[IEEE80211_NUM_BANDS];
 108         unsigned int filter_flags;
 109         bool use_short_slot;
 110         u16 rxhw;
 111         u8 version;
 112         unsigned int tx_hdr_len;
 113         unsigned int fw_var;
 114         unsigned int fw_interface;
 115         unsigned int output_power;
 116         u32 tsf_low32;
 117         u32 tsf_high32;
 118         u64 basic_rate_mask;
 119         u16 wakeup_timer;
 120         u16 aid;
 121         struct ieee80211_tx_queue_stats tx_stats[8];
 122         struct p54_edcf_queue_param qos_params[8];
 123         struct ieee80211_low_level_stats stats;
 124         struct delayed_work work;
 125         struct sk_buff *cached_beacon;
 126         int noise;
 127         void *eeprom;
 128         struct completion eeprom_comp;
 129         u8 privacy_caps;
 130         u8 rx_keycache_size;
 131 };
 132
 133 int p54_rx(struct ieee80211_hw *dev, struct sk_buff *skb);
 134 void p54_free_skb(struct ieee80211_hw *dev, struct sk_buff *skb);
 135 int p54_parse_firmware(struct ieee80211_hw *dev, const struct firmware *fw);
 136 int p54_read_eeprom(struct ieee80211_hw *dev);
 137 struct ieee80211_hw *p54_init_common(size_t priv_data_len);
 138 void p54_free_common(struct ieee80211_hw *dev);
 139
 140 #endif /* P54_H */