1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0-or-later */
2*4882a593Smuzhiyun /*
3*4882a593Smuzhiyun
4*4882a593Smuzhiyun Broadcom B43legacy wireless driver
5*4882a593Smuzhiyun
6*4882a593Smuzhiyun Copyright (c) 2005 Martin Langer <martin-langer@gmx.de>,
7*4882a593Smuzhiyun Copyright (c) 2005 Stefano Brivio <stefano.brivio@polimi.it>
8*4882a593Smuzhiyun Copyright (c) 2005, 2006 Michael Buesch <m@bues.ch>
9*4882a593Smuzhiyun Copyright (c) 2005 Danny van Dyk <kugelfang@gentoo.org>
10*4882a593Smuzhiyun Copyright (c) 2005 Andreas Jaggi <andreas.jaggi@waterwave.ch>
11*4882a593Smuzhiyun Copyright (c) 2007 Larry Finger <Larry.Finger@lwfinger.net>
12*4882a593Smuzhiyun
13*4882a593Smuzhiyun Some parts of the code in this file are derived from the ipw2200
14*4882a593Smuzhiyun driver Copyright(c) 2003 - 2004 Intel Corporation.
15*4882a593Smuzhiyun
16*4882a593Smuzhiyun
17*4882a593Smuzhiyun */
18*4882a593Smuzhiyun
19*4882a593Smuzhiyun #ifndef B43legacy_MAIN_H_
20*4882a593Smuzhiyun #define B43legacy_MAIN_H_
21*4882a593Smuzhiyun
22*4882a593Smuzhiyun #include "b43legacy.h"
23*4882a593Smuzhiyun
24*4882a593Smuzhiyun
25*4882a593Smuzhiyun #define P4D_BYT3S(magic, nr_bytes) u8 __p4dding##magic[nr_bytes]
26*4882a593Smuzhiyun #define P4D_BYTES(line, nr_bytes) P4D_BYT3S(line, nr_bytes)
27*4882a593Smuzhiyun /* Magic helper macro to pad structures. Ignore those above. It's magic. */
28*4882a593Smuzhiyun #define PAD_BYTES(nr_bytes) P4D_BYTES(__LINE__ , (nr_bytes))
29*4882a593Smuzhiyun
30*4882a593Smuzhiyun
31*4882a593Smuzhiyun /* Lightweight function to convert a frequency (in Mhz) to a channel number. */
32*4882a593Smuzhiyun static inline
b43legacy_freq_to_channel_bg(int freq)33*4882a593Smuzhiyun u8 b43legacy_freq_to_channel_bg(int freq)
34*4882a593Smuzhiyun {
35*4882a593Smuzhiyun u8 channel;
36*4882a593Smuzhiyun
37*4882a593Smuzhiyun if (freq == 2484)
38*4882a593Smuzhiyun channel = 14;
39*4882a593Smuzhiyun else
40*4882a593Smuzhiyun channel = (freq - 2407) / 5;
41*4882a593Smuzhiyun
42*4882a593Smuzhiyun return channel;
43*4882a593Smuzhiyun }
44*4882a593Smuzhiyun static inline
b43legacy_freq_to_channel(struct b43legacy_wldev * dev,int freq)45*4882a593Smuzhiyun u8 b43legacy_freq_to_channel(struct b43legacy_wldev *dev,
46*4882a593Smuzhiyun int freq)
47*4882a593Smuzhiyun {
48*4882a593Smuzhiyun return b43legacy_freq_to_channel_bg(freq);
49*4882a593Smuzhiyun }
50*4882a593Smuzhiyun
51*4882a593Smuzhiyun /* Lightweight function to convert a channel number to a frequency (in Mhz). */
52*4882a593Smuzhiyun static inline
b43legacy_channel_to_freq_bg(u8 channel)53*4882a593Smuzhiyun int b43legacy_channel_to_freq_bg(u8 channel)
54*4882a593Smuzhiyun {
55*4882a593Smuzhiyun int freq;
56*4882a593Smuzhiyun
57*4882a593Smuzhiyun if (channel == 14)
58*4882a593Smuzhiyun freq = 2484;
59*4882a593Smuzhiyun else
60*4882a593Smuzhiyun freq = 2407 + (5 * channel);
61*4882a593Smuzhiyun
62*4882a593Smuzhiyun return freq;
63*4882a593Smuzhiyun }
64*4882a593Smuzhiyun
65*4882a593Smuzhiyun static inline
b43legacy_channel_to_freq(struct b43legacy_wldev * dev,u8 channel)66*4882a593Smuzhiyun int b43legacy_channel_to_freq(struct b43legacy_wldev *dev,
67*4882a593Smuzhiyun u8 channel)
68*4882a593Smuzhiyun {
69*4882a593Smuzhiyun return b43legacy_channel_to_freq_bg(channel);
70*4882a593Smuzhiyun }
71*4882a593Smuzhiyun
72*4882a593Smuzhiyun static inline
b43legacy_is_cck_rate(int rate)73*4882a593Smuzhiyun int b43legacy_is_cck_rate(int rate)
74*4882a593Smuzhiyun {
75*4882a593Smuzhiyun return (rate == B43legacy_CCK_RATE_1MB ||
76*4882a593Smuzhiyun rate == B43legacy_CCK_RATE_2MB ||
77*4882a593Smuzhiyun rate == B43legacy_CCK_RATE_5MB ||
78*4882a593Smuzhiyun rate == B43legacy_CCK_RATE_11MB);
79*4882a593Smuzhiyun }
80*4882a593Smuzhiyun
81*4882a593Smuzhiyun static inline
b43legacy_is_ofdm_rate(int rate)82*4882a593Smuzhiyun int b43legacy_is_ofdm_rate(int rate)
83*4882a593Smuzhiyun {
84*4882a593Smuzhiyun return !b43legacy_is_cck_rate(rate);
85*4882a593Smuzhiyun }
86*4882a593Smuzhiyun
87*4882a593Smuzhiyun void b43legacy_tsf_read(struct b43legacy_wldev *dev, u64 *tsf);
88*4882a593Smuzhiyun void b43legacy_tsf_write(struct b43legacy_wldev *dev, u64 tsf);
89*4882a593Smuzhiyun
90*4882a593Smuzhiyun u32 b43legacy_shm_read32(struct b43legacy_wldev *dev,
91*4882a593Smuzhiyun u16 routing, u16 offset);
92*4882a593Smuzhiyun u16 b43legacy_shm_read16(struct b43legacy_wldev *dev,
93*4882a593Smuzhiyun u16 routing, u16 offset);
94*4882a593Smuzhiyun void b43legacy_shm_write32(struct b43legacy_wldev *dev,
95*4882a593Smuzhiyun u16 routing, u16 offset,
96*4882a593Smuzhiyun u32 value);
97*4882a593Smuzhiyun void b43legacy_shm_write16(struct b43legacy_wldev *dev,
98*4882a593Smuzhiyun u16 routing, u16 offset,
99*4882a593Smuzhiyun u16 value);
100*4882a593Smuzhiyun
101*4882a593Smuzhiyun u32 b43legacy_hf_read(struct b43legacy_wldev *dev);
102*4882a593Smuzhiyun void b43legacy_hf_write(struct b43legacy_wldev *dev, u32 value);
103*4882a593Smuzhiyun
104*4882a593Smuzhiyun void b43legacy_dummy_transmission(struct b43legacy_wldev *dev);
105*4882a593Smuzhiyun
106*4882a593Smuzhiyun void b43legacy_wireless_core_reset(struct b43legacy_wldev *dev, u32 flags);
107*4882a593Smuzhiyun
108*4882a593Smuzhiyun void b43legacy_mac_suspend(struct b43legacy_wldev *dev);
109*4882a593Smuzhiyun void b43legacy_mac_enable(struct b43legacy_wldev *dev);
110*4882a593Smuzhiyun
111*4882a593Smuzhiyun void b43legacy_controller_restart(struct b43legacy_wldev *dev,
112*4882a593Smuzhiyun const char *reason);
113*4882a593Smuzhiyun
114*4882a593Smuzhiyun #endif /* B43legacy_MAIN_H_ */
115