1 // SPDX-License-Identifier: GPL-2.0-or-later
2 /* ZD1211 USB-WLAN driver for Linux
4 * Copyright (C) 2005-2007 Ulrich Kunitz <kune@deine-taler.de>
5 * Copyright (C) 2006-2007 Daniel Drake <dsd@gentoo.org>
8 #include <linux/errno.h>
9 #include <linux/string.h>
16 static const char * const rfs[] = {
19 [UW2451_RF] = "UW2451_RF",
20 [UCHIP_RF] = "UCHIP_RF",
21 [AL2230_RF] = "AL2230_RF",
22 [AL7230B_RF] = "AL7230B_RF",
23 [THETA_RF] = "THETA_RF",
24 [AL2210_RF] = "AL2210_RF",
25 [MAXIM_NEW_RF] = "MAXIM_NEW_RF",
26 [UW2453_RF] = "UW2453_RF",
27 [AL2230S_RF] = "AL2230S_RF",
28 [RALINK_RF] = "RALINK_RF",
29 [INTERSIL_RF] = "INTERSIL_RF",
30 [RF2959_RF] = "RF2959_RF",
31 [MAXIM_NEW2_RF] = "MAXIM_NEW2_RF",
32 [PHILIPS_RF] = "PHILIPS_RF",
35 const char *zd_rf_name(u8 type)
42 void zd_rf_init(struct zd_rf *rf)
44 memset(rf, 0, sizeof(*rf));
46 /* default to update channel integration, as almost all RF's do want
48 rf->update_channel_int = 1;
51 void zd_rf_clear(struct zd_rf *rf)
55 ZD_MEMCLEAR(rf, sizeof(*rf));
58 int zd_rf_init_hw(struct zd_rf *rf, u8 type)
62 struct zd_chip *chip = zd_rf_to_chip(rf);
64 ZD_ASSERT(mutex_is_locked(&chip->mutex));
67 r = zd_rf_init_rf2959(rf);
71 r = zd_rf_init_al2230(rf);
74 r = zd_rf_init_al7230b(rf);
78 r = zd_rf_init_uw2453(rf);
81 dev_err(zd_chip_dev(chip),
82 "RF %s %#x is not supported\n", zd_rf_name(type), type);
92 r = zd_chip_lock_phy_regs(chip);
96 r = zd_chip_unlock_phy_regs(chip);
102 int zd_rf_scnprint_id(struct zd_rf *rf, char *buffer, size_t size)
104 return scnprintf(buffer, size, "%s", zd_rf_name(rf->type));
107 int zd_rf_set_channel(struct zd_rf *rf, u8 channel)
111 ZD_ASSERT(mutex_is_locked(&zd_rf_to_chip(rf)->mutex));
112 if (channel < MIN_CHANNEL24)
114 if (channel > MAX_CHANNEL24)
116 dev_dbg_f(zd_chip_dev(zd_rf_to_chip(rf)), "channel: %d\n", channel);
118 r = rf->set_channel(rf, channel);
120 rf->channel = channel;
124 int zd_switch_radio_on(struct zd_rf *rf)
127 struct zd_chip *chip = zd_rf_to_chip(rf);
129 ZD_ASSERT(mutex_is_locked(&chip->mutex));
130 r = zd_chip_lock_phy_regs(chip);
133 t = rf->switch_radio_on(rf);
134 r = zd_chip_unlock_phy_regs(chip);
140 int zd_switch_radio_off(struct zd_rf *rf)
143 struct zd_chip *chip = zd_rf_to_chip(rf);
145 /* TODO: move phy regs handling to zd_chip */
146 ZD_ASSERT(mutex_is_locked(&chip->mutex));
147 r = zd_chip_lock_phy_regs(chip);
150 t = rf->switch_radio_off(rf);
151 r = zd_chip_unlock_phy_regs(chip);
157 int zd_rf_patch_6m_band_edge(struct zd_rf *rf, u8 channel)
159 if (!rf->patch_6m_band_edge)
162 return rf->patch_6m_band_edge(rf, channel);
165 int zd_rf_generic_patch_6m(struct zd_rf *rf, u8 channel)
167 return zd_chip_generic_patch_6m_band(zd_rf_to_chip(rf), channel);