drivers/net/wireless/p54.h

   1 #ifndef PRISM54_H
   2 #define PRISM54_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 control_frame_types {
  18         P54_CONTROL_TYPE_FILTER_SET = 0,
  19         P54_CONTROL_TYPE_CHANNEL_CHANGE,
  20         P54_CONTROL_TYPE_FREQDONE,
  21         P54_CONTROL_TYPE_DCFINIT,
  22         P54_CONTROL_TYPE_FREEQUEUE = 7,
  23         P54_CONTROL_TYPE_TXDONE,
  24         P54_CONTROL_TYPE_PING,
  25         P54_CONTROL_TYPE_STAT_READBACK,
  26         P54_CONTROL_TYPE_BBP,
  27         P54_CONTROL_TYPE_EEPROM_READBACK,
  28         P54_CONTROL_TYPE_LED
  29 };
  30
  31 struct p54_control_hdr {
  32         __le16 magic1;
  33         __le16 len;
  34         __le32 req_id;
  35         __le16 type;    /* enum control_frame_types */
  36         u8 retry1;
  37         u8 retry2;
  38         u8 data[0];
  39 } __attribute__ ((packed));
  40
  41 #define EEPROM_READBACK_LEN (sizeof(struct p54_control_hdr) + 4 /* p54_eeprom_lm86 */)
  42 #define MAX_RX_SIZE (IEEE80211_MAX_RTS_THRESHOLD + sizeof(struct p54_control_hdr) + 20 /* length of struct p54_rx_hdr */ + 16 )
  43
  44 #define ISL38XX_DEV_FIRMWARE_ADDR 0x20000
  45
  46 struct p54_common {
  47         u32 rx_start;
  48         u32 rx_end;
  49         struct sk_buff_head tx_queue;
  50         void (*tx)(struct ieee80211_hw *dev, struct p54_control_hdr *data,
  51                    size_t len, int free_on_tx);
  52         int (*open)(struct ieee80211_hw *dev);
  53         void (*stop)(struct ieee80211_hw *dev);
  54         int mode;
  55         u8 mac_addr[ETH_ALEN];
  56         u8 bssid[ETH_ALEN];
  57         struct pda_iq_autocal_entry *iq_autocal;
  58         unsigned int iq_autocal_len;
  59         struct pda_channel_output_limit *output_limit;
  60         unsigned int output_limit_len;
  61         struct pda_pa_curve_data *curve_data;
  62         __le16 rxhw;
  63         u8 version;
  64         unsigned int tx_hdr_len;
  65         void *cached_vdcf;
  66         unsigned int fw_var;
  67         /* FIXME: this channels/modes/rates stuff sucks */
  68         struct ieee80211_channel channels[14];
  69         struct ieee80211_rate rates[12];
  70         struct ieee80211_hw_mode modes[2];
  71         struct ieee80211_tx_queue_stats tx_stats;
  72 };
  73
  74 int p54_rx(struct ieee80211_hw *dev, struct sk_buff *skb);
  75 void p54_parse_firmware(struct ieee80211_hw *dev, const struct firmware *fw);
  76 int p54_parse_eeprom(struct ieee80211_hw *dev, void *eeprom, int len);
  77 void p54_fill_eeprom_readback(struct p54_control_hdr *hdr);
  78 struct ieee80211_hw *p54_init_common(size_t priv_data_len);
  79 void p54_free_common(struct ieee80211_hw *dev);
  80
  81 #endif /* PRISM54_H */