Merge branch 'upstream-fixes' of git://lost.foo-projects.org/~ahkok/git/netdev-2...
[pandora-kernel.git] / drivers / net / wireless / bcm43xx / bcm43xx_main.h
1 /*
2
3   Broadcom BCM43xx wireless driver
4
5   Copyright (c) 2005 Martin Langer <martin-langer@gmx.de>,
6                      Stefano Brivio <st3@riseup.net>
7                      Michael Buesch <mbuesch@freenet.de>
8                      Danny van Dyk <kugelfang@gentoo.org>
9                      Andreas Jaggi <andreas.jaggi@waterwave.ch>
10
11   Some parts of the code in this file are derived from the ipw2200
12   driver  Copyright(c) 2003 - 2004 Intel Corporation.
13
14   This program is free software; you can redistribute it and/or modify
15   it under the terms of the GNU General Public License as published by
16   the Free Software Foundation; either version 2 of the License, or
17   (at your option) any later version.
18
19   This program is distributed in the hope that it will be useful,
20   but WITHOUT ANY WARRANTY; without even the implied warranty of
21   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
22   GNU General Public License for more details.
23
24   You should have received a copy of the GNU General Public License
25   along with this program; see the file COPYING.  If not, write to
26   the Free Software Foundation, Inc., 51 Franklin Steet, Fifth Floor,
27   Boston, MA 02110-1301, USA.
28
29 */
30
31 #ifndef BCM43xx_MAIN_H_
32 #define BCM43xx_MAIN_H_
33
34 #include "bcm43xx.h"
35
36 #ifdef CONFIG_BCM947XX
37 #define atoi(str) simple_strtoul(((str != NULL) ? str : ""), NULL, 0)
38
39 static inline void e_aton(char *str, char *dest)
40 {
41         int i = 0;
42         u16 *d = (u16 *) dest;
43
44         for (;;) {
45                 dest[i++] = (char) simple_strtoul(str, NULL, 16);
46                 str += 2;
47                 if (!*str++ || i == 6)
48                         break;
49         }
50         for (i = 0; i < 3; i++)
51                 d[i] = cpu_to_be16(d[i]);
52 }
53 #endif
54
55 #define P4D_BYT3S(magic, nr_bytes)      u8 __p4dding##magic[nr_bytes]
56 #define P4D_BYTES(line, nr_bytes)       P4D_BYT3S(line, nr_bytes)
57 /* Magic helper macro to pad structures. Ignore those above. It's magic. */
58 #define PAD_BYTES(nr_bytes)             P4D_BYTES( __LINE__ , (nr_bytes))
59
60
61 /* Lightweight function to convert a frequency (in Mhz) to a channel number. */
62 static inline
63 u8 bcm43xx_freq_to_channel_a(int freq)
64 {
65         return ((freq - 5000) / 5);
66 }
67 static inline
68 u8 bcm43xx_freq_to_channel_bg(int freq)
69 {
70         u8 channel;
71
72         if (freq == 2484)
73                 channel = 14;
74         else
75                 channel = (freq - 2407) / 5;
76
77         return channel;
78 }
79 static inline
80 u8 bcm43xx_freq_to_channel(struct bcm43xx_private *bcm,
81                            int freq)
82 {
83         if (bcm43xx_current_phy(bcm)->type == BCM43xx_PHYTYPE_A)
84                 return bcm43xx_freq_to_channel_a(freq);
85         return bcm43xx_freq_to_channel_bg(freq);
86 }
87
88 /* Lightweight function to convert a channel number to a frequency (in Mhz). */
89 static inline
90 int bcm43xx_channel_to_freq_a(u8 channel)
91 {
92         return (5000 + (5 * channel));
93 }
94 static inline
95 int bcm43xx_channel_to_freq_bg(u8 channel)
96 {
97         int freq;
98
99         if (channel == 14)
100                 freq = 2484;
101         else
102                 freq = 2407 + (5 * channel);
103
104         return freq;
105 }
106 static inline
107 int bcm43xx_channel_to_freq(struct bcm43xx_private *bcm,
108                             u8 channel)
109 {
110         if (bcm43xx_current_phy(bcm)->type == BCM43xx_PHYTYPE_A)
111                 return bcm43xx_channel_to_freq_a(channel);
112         return bcm43xx_channel_to_freq_bg(channel);
113 }
114
115 void bcm43xx_tsf_read(struct bcm43xx_private *bcm, u64 *tsf);
116 void bcm43xx_tsf_write(struct bcm43xx_private *bcm, u64 tsf);
117
118 void bcm43xx_set_iwmode(struct bcm43xx_private *bcm,
119                         int iw_mode);
120
121 u32 bcm43xx_shm_read32(struct bcm43xx_private *bcm,
122                        u16 routing, u16 offset);
123 u16 bcm43xx_shm_read16(struct bcm43xx_private *bcm,
124                        u16 routing, u16 offset);
125 void bcm43xx_shm_write32(struct bcm43xx_private *bcm,
126                          u16 routing, u16 offset,
127                          u32 value);
128 void bcm43xx_shm_write16(struct bcm43xx_private *bcm,
129                          u16 routing, u16 offset,
130                          u16 value);
131
132 void bcm43xx_dummy_transmission(struct bcm43xx_private *bcm);
133
134 int bcm43xx_switch_core(struct bcm43xx_private *bcm, struct bcm43xx_coreinfo *new_core);
135
136 int bcm43xx_select_wireless_core(struct bcm43xx_private *bcm,
137                                  int phytype);
138
139 void bcm43xx_wireless_core_reset(struct bcm43xx_private *bcm, int connect_phy);
140
141 void bcm43xx_mac_suspend(struct bcm43xx_private *bcm);
142 void bcm43xx_mac_enable(struct bcm43xx_private *bcm);
143
144 void bcm43xx_controller_restart(struct bcm43xx_private *bcm, const char *reason);
145
146 int bcm43xx_sprom_read(struct bcm43xx_private *bcm, u16 *sprom);
147 int bcm43xx_sprom_write(struct bcm43xx_private *bcm, const u16 *sprom);
148
149 #endif /* BCM43xx_MAIN_H_ */