1 /* ZD1211 USB-WLAN driver for Linux
3 * Copyright (C) 2005-2007 Ulrich Kunitz <kune@deine-taler.de>
4 * Copyright (C) 2006-2007 Daniel Drake <dsd@gentoo.org>
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.
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.
16 * You should have received a copy of the GNU General Public License
17 * along with this program; if not, see <http://www.gnu.org/licenses/>.
20 #include <linux/errno.h>
21 #include <linux/string.h>
28 static const char * const rfs[] = {
31 [UW2451_RF] = "UW2451_RF",
32 [UCHIP_RF] = "UCHIP_RF",
33 [AL2230_RF] = "AL2230_RF",
34 [AL7230B_RF] = "AL7230B_RF",
35 [THETA_RF] = "THETA_RF",
36 [AL2210_RF] = "AL2210_RF",
37 [MAXIM_NEW_RF] = "MAXIM_NEW_RF",
38 [UW2453_RF] = "UW2453_RF",
39 [AL2230S_RF] = "AL2230S_RF",
40 [RALINK_RF] = "RALINK_RF",
41 [INTERSIL_RF] = "INTERSIL_RF",
42 [RF2959_RF] = "RF2959_RF",
43 [MAXIM_NEW2_RF] = "MAXIM_NEW2_RF",
44 [PHILIPS_RF] = "PHILIPS_RF",
47 const char *zd_rf_name(u8 type)
54 void zd_rf_init(struct zd_rf *rf)
56 memset(rf, 0, sizeof(*rf));
58 /* default to update channel integration, as almost all RF's do want
60 rf->update_channel_int = 1;
63 void zd_rf_clear(struct zd_rf *rf)
67 ZD_MEMCLEAR(rf, sizeof(*rf));
70 int zd_rf_init_hw(struct zd_rf *rf, u8 type)
74 struct zd_chip *chip = zd_rf_to_chip(rf);
76 ZD_ASSERT(mutex_is_locked(&chip->mutex));
79 r = zd_rf_init_rf2959(rf);
83 r = zd_rf_init_al2230(rf);
86 r = zd_rf_init_al7230b(rf);
90 r = zd_rf_init_uw2453(rf);
93 dev_err(zd_chip_dev(chip),
94 "RF %s %#x is not supported\n", zd_rf_name(type), type);
104 r = zd_chip_lock_phy_regs(chip);
108 r = zd_chip_unlock_phy_regs(chip);
114 int zd_rf_scnprint_id(struct zd_rf *rf, char *buffer, size_t size)
116 return scnprintf(buffer, size, "%s", zd_rf_name(rf->type));
119 int zd_rf_set_channel(struct zd_rf *rf, u8 channel)
123 ZD_ASSERT(mutex_is_locked(&zd_rf_to_chip(rf)->mutex));
124 if (channel < MIN_CHANNEL24)
126 if (channel > MAX_CHANNEL24)
128 dev_dbg_f(zd_chip_dev(zd_rf_to_chip(rf)), "channel: %d\n", channel);
130 r = rf->set_channel(rf, channel);
132 rf->channel = channel;
136 int zd_switch_radio_on(struct zd_rf *rf)
139 struct zd_chip *chip = zd_rf_to_chip(rf);
141 ZD_ASSERT(mutex_is_locked(&chip->mutex));
142 r = zd_chip_lock_phy_regs(chip);
145 t = rf->switch_radio_on(rf);
146 r = zd_chip_unlock_phy_regs(chip);
152 int zd_switch_radio_off(struct zd_rf *rf)
155 struct zd_chip *chip = zd_rf_to_chip(rf);
157 /* TODO: move phy regs handling to zd_chip */
158 ZD_ASSERT(mutex_is_locked(&chip->mutex));
159 r = zd_chip_lock_phy_regs(chip);
162 t = rf->switch_radio_off(rf);
163 r = zd_chip_unlock_phy_regs(chip);
169 int zd_rf_patch_6m_band_edge(struct zd_rf *rf, u8 channel)
171 if (!rf->patch_6m_band_edge)
174 return rf->patch_6m_band_edge(rf, channel);
177 int zd_rf_generic_patch_6m(struct zd_rf *rf, u8 channel)
179 return zd_chip_generic_patch_6m_band(zd_rf_to_chip(rf), channel);