1 /* ZD1211 USB-WLAN driver for Linux
2 *
3 * Copyright (C) 2005-2007 Ulrich Kunitz <kune@deine-taler.de>
4 * Copyright (C) 2006-2007 Daniel Drake <dsd@gentoo.org>
5 *
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; either version 2 of the License, or
9 * (at your option) any later version.
10 *
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
15 *
16 * You should have received a copy of the GNU General Public License
17 * along with this program; if not, write to the Free Software
18 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
19 */
20
21 #ifndef _ZD_RF_H
22 #define _ZD_RF_H
23
24 #define UW2451_RF 0x2
25 #define UCHIP_RF 0x3
26 #define AL2230_RF 0x4
27 #define AL7230B_RF 0x5 /* a,b,g */
28 #define THETA_RF 0x6
29 #define AL2210_RF 0x7
30 #define MAXIM_NEW_RF 0x8
31 #define UW2453_RF 0x9
32 #define AL2230S_RF 0xa
33 #define RALINK_RF 0xb
34 #define INTERSIL_RF 0xc
35 #define RF2959_RF 0xd
36 #define MAXIM_NEW2_RF 0xe
37 #define PHILIPS_RF 0xf
38
39 #define RF_CHANNEL(ch) [(ch)-1]
40
41 /* Provides functions of the RF transceiver. */
42
43 enum {
44 RF_REG_BITS = 6,
45 RF_VALUE_BITS = 18,
46 RF_RV_BITS = RF_REG_BITS + RF_VALUE_BITS,
47 };
48
49 struct zd_rf {
50 u8 type;
51
52 u8 channel;
53
54 /* whether channel integration and calibration should be updated
55 * defaults to 1 (yes) */
56 u8 update_channel_int:1;
57
58 /* whether CR47 should be patched from the EEPROM, if the appropriate
59 * flag is set in the POD. The vendor driver suggests that this should
60 * be done for all RF's, but a bug in their code prevents but their
61 * HW_OverWritePhyRegFromE2P() routine from ever taking effect. */
62 u8 patch_cck_gain:1;
63
64 /* private RF driver data */
65 void *priv;
66
67 /* RF-specific functions */
68 int (*init_hw)(struct zd_rf *rf);
69 int (*set_channel)(struct zd_rf *rf, u8 channel);
70 int (*switch_radio_on)(struct zd_rf *rf);
71 int (*switch_radio_off)(struct zd_rf *rf);
72 int (*patch_6m_band_edge)(struct zd_rf *rf, u8 channel);
73 void (*clear)(struct zd_rf *rf);
74 };
75
76 const char *zd_rf_name(u8 type);
77 void zd_rf_init(struct zd_rf *rf);
78 void zd_rf_clear(struct zd_rf *rf);
79 int zd_rf_init_hw(struct zd_rf *rf, u8 type);
80
81 int zd_rf_scnprint_id(struct zd_rf *rf, char *buffer, size_t size);
82
83 int zd_rf_set_channel(struct zd_rf *rf, u8 channel);
84
85 int zd_switch_radio_on(struct zd_rf *rf);
86 int zd_switch_radio_off(struct zd_rf *rf);
87
88 int zd_rf_patch_6m_band_edge(struct zd_rf *rf, u8 channel);
89 int zd_rf_generic_patch_6m(struct zd_rf *rf, u8 channel);
90
zd_rf_should_update_pwr_int(struct zd_rf * rf)91 static inline int zd_rf_should_update_pwr_int(struct zd_rf *rf)
92 {
93 return rf->update_channel_int;
94 }
95
zd_rf_should_patch_cck_gain(struct zd_rf * rf)96 static inline int zd_rf_should_patch_cck_gain(struct zd_rf *rf)
97 {
98 return rf->patch_cck_gain;
99 }
100
101 int zd_rf_patch_6m_band_edge(struct zd_rf *rf, u8 channel);
102 int zd_rf_generic_patch_6m(struct zd_rf *rf, u8 channel);
103
104 /* Functions for individual RF chips */
105
106 int zd_rf_init_rf2959(struct zd_rf *rf);
107 int zd_rf_init_al2230(struct zd_rf *rf);
108 int zd_rf_init_al7230b(struct zd_rf *rf);
109 int zd_rf_init_uw2453(struct zd_rf *rf);
110
111 #endif /* _ZD_RF_H */
112