p54: fix memory management
[linux-2.6.git] / 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 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_ENCRYPTION,
23         P54_CONTROL_TYPE_TIM,
24         P54_CONTROL_TYPE_POWERMGT,
25         P54_CONTROL_TYPE_FREEQUEUE,
26         P54_CONTROL_TYPE_TXDONE,
27         P54_CONTROL_TYPE_PING,
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 };
41
42 struct p54_control_hdr {
43         __le16 magic1;
44         __le16 len;
45         __le32 req_id;
46         __le16 type;    /* enum control_frame_types */
47         u8 retry1;
48         u8 retry2;
49         u8 data[0];
50 } __attribute__ ((packed));
51
52 struct p54_edcf_queue_param {
53         __le16 aifs;
54         __le16 cwmin;
55         __le16 cwmax;
56         __le16 txop;
57 } __attribute__ ((packed));
58
59 #define EEPROM_READBACK_LEN 0x3fc
60
61 #define ISL38XX_DEV_FIRMWARE_ADDR 0x20000
62
63 #define FW_FMAC 0x464d4143
64 #define FW_LM86 0x4c4d3836
65 #define FW_LM87 0x4c4d3837
66 #define FW_LM20 0x4c4d3230
67
68 struct p54_common {
69         u32 rx_start;
70         u32 rx_end;
71         struct sk_buff_head tx_queue;
72         void (*tx)(struct ieee80211_hw *dev, struct sk_buff *skb,
73                    int free_on_tx);
74         int (*open)(struct ieee80211_hw *dev);
75         void (*stop)(struct ieee80211_hw *dev);
76         int mode;
77         u16 rx_mtu;
78         u8 headroom;
79         u8 tailroom;
80         struct mutex conf_mutex;
81         u8 mac_addr[ETH_ALEN];
82         u8 bssid[ETH_ALEN];
83         __le16 filter_type;
84         struct pda_iq_autocal_entry *iq_autocal;
85         unsigned int iq_autocal_len;
86         struct pda_channel_output_limit *output_limit;
87         unsigned int output_limit_len;
88         struct pda_pa_curve_data *curve_data;
89         unsigned int filter_flags;
90         bool use_short_slot;
91         u16 rxhw;
92         u8 version;
93         u8 rx_antenna;
94         unsigned int tx_hdr_len;
95         unsigned int fw_var;
96         unsigned int fw_interface;
97         unsigned int output_power;
98         u32 tsf_low32;
99         u32 tsf_high32;
100         struct ieee80211_tx_queue_stats tx_stats[8];
101         struct p54_edcf_queue_param qos_params[8];
102         struct ieee80211_low_level_stats stats;
103         struct timer_list stats_timer;
104         struct completion stats_comp;
105         struct sk_buff *cached_stats;
106         int noise;
107         void *eeprom;
108         struct completion eeprom_comp;
109 };
110
111 int p54_rx(struct ieee80211_hw *dev, struct sk_buff *skb);
112 void p54_free_skb(struct ieee80211_hw *dev, struct sk_buff *skb);
113 int p54_parse_firmware(struct ieee80211_hw *dev, const struct firmware *fw);
114 int p54_read_eeprom(struct ieee80211_hw *dev);
115 struct ieee80211_hw *p54_init_common(size_t priv_data_len);
116 void p54_free_common(struct ieee80211_hw *dev);
117
118 #endif /* P54_H */