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Merge remote-tracking branch 'staging/staging-next'
[deliverable/linux.git] / drivers / staging / vt6655 / channel.c
CommitLineData
79566eb2
CC		 1/*
2 * Copyright (c) 1996, 2003 VIA Networking Technologies, Inc.
3 * All rights reserved.
4 *
5 * This program is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License as published by
7 * the Free Software Foundation; either version 2 of the License, or
8 * (at your option) any later version.
9 *
10 * This program is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 * GNU General Public License for more details.
14 *
15 * You should have received a copy of the GNU General Public License along
16 * with this program; if not, write to the Free Software Foundation, Inc.,
17 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
18 *
19 * File: channel.c
20 *
21 */
22
23#include "baseband.h"
79566eb2
CC		 24#include "channel.h"
25#include "device.h"
26#include "rf.h"
27
3d75b9e2
MP		 28static struct ieee80211_rate vnt_rates_bg[] = {
29 { .bitrate = 10, .hw_value = RATE_1M },
30 { .bitrate = 20, .hw_value = RATE_2M },
31 { .bitrate = 55, .hw_value = RATE_5M },
32 { .bitrate = 110, .hw_value = RATE_11M },
33 { .bitrate = 60, .hw_value = RATE_6M },
34 { .bitrate = 90, .hw_value = RATE_9M },
35 { .bitrate = 120, .hw_value = RATE_12M },
36 { .bitrate = 180, .hw_value = RATE_18M },
37 { .bitrate = 240, .hw_value = RATE_24M },
38 { .bitrate = 360, .hw_value = RATE_36M },
39 { .bitrate = 480, .hw_value = RATE_48M },
40 { .bitrate = 540, .hw_value = RATE_54M },
41};
42
43static struct ieee80211_rate vnt_rates_a[] = {
44 { .bitrate = 60, .hw_value = RATE_6M },
45 { .bitrate = 90, .hw_value = RATE_9M },
46 { .bitrate = 120, .hw_value = RATE_12M },
47 { .bitrate = 180, .hw_value = RATE_18M },
48 { .bitrate = 240, .hw_value = RATE_24M },
49 { .bitrate = 360, .hw_value = RATE_36M },
50 { .bitrate = 480, .hw_value = RATE_48M },
51 { .bitrate = 540, .hw_value = RATE_54M },
52};
53
54static struct ieee80211_channel vnt_channels_2ghz[] = {
55 { .center_freq = 2412, .hw_value = 1 },
56 { .center_freq = 2417, .hw_value = 2 },
57 { .center_freq = 2422, .hw_value = 3 },
58 { .center_freq = 2427, .hw_value = 4 },
59 { .center_freq = 2432, .hw_value = 5 },
60 { .center_freq = 2437, .hw_value = 6 },
61 { .center_freq = 2442, .hw_value = 7 },
62 { .center_freq = 2447, .hw_value = 8 },
63 { .center_freq = 2452, .hw_value = 9 },
64 { .center_freq = 2457, .hw_value = 10 },
65 { .center_freq = 2462, .hw_value = 11 },
66 { .center_freq = 2467, .hw_value = 12 },
67 { .center_freq = 2472, .hw_value = 13 },
68 { .center_freq = 2484, .hw_value = 14 }
69};
70
71static struct ieee80211_channel vnt_channels_5ghz[] = {
72 { .center_freq = 4915, .hw_value = 15 },
73 { .center_freq = 4920, .hw_value = 16 },
74 { .center_freq = 4925, .hw_value = 17 },
75 { .center_freq = 4935, .hw_value = 18 },
76 { .center_freq = 4940, .hw_value = 19 },
77 { .center_freq = 4945, .hw_value = 20 },
78 { .center_freq = 4960, .hw_value = 21 },
79 { .center_freq = 4980, .hw_value = 22 },
80 { .center_freq = 5035, .hw_value = 23 },
81 { .center_freq = 5040, .hw_value = 24 },
82 { .center_freq = 5045, .hw_value = 25 },
83 { .center_freq = 5055, .hw_value = 26 },
84 { .center_freq = 5060, .hw_value = 27 },
85 { .center_freq = 5080, .hw_value = 28 },
86 { .center_freq = 5170, .hw_value = 29 },
87 { .center_freq = 5180, .hw_value = 30 },
88 { .center_freq = 5190, .hw_value = 31 },
89 { .center_freq = 5200, .hw_value = 32 },
90 { .center_freq = 5210, .hw_value = 33 },
91 { .center_freq = 5220, .hw_value = 34 },
92 { .center_freq = 5230, .hw_value = 35 },
93 { .center_freq = 5240, .hw_value = 36 },
94 { .center_freq = 5260, .hw_value = 37 },
95 { .center_freq = 5280, .hw_value = 38 },
96 { .center_freq = 5300, .hw_value = 39 },
97 { .center_freq = 5320, .hw_value = 40 },
98 { .center_freq = 5500, .hw_value = 41 },
99 { .center_freq = 5520, .hw_value = 42 },
100 { .center_freq = 5540, .hw_value = 43 },
101 { .center_freq = 5560, .hw_value = 44 },
102 { .center_freq = 5580, .hw_value = 45 },
103 { .center_freq = 5600, .hw_value = 46 },
104 { .center_freq = 5620, .hw_value = 47 },
105 { .center_freq = 5640, .hw_value = 48 },
106 { .center_freq = 5660, .hw_value = 49 },
107 { .center_freq = 5680, .hw_value = 50 },
108 { .center_freq = 5700, .hw_value = 51 },
109 { .center_freq = 5745, .hw_value = 52 },
110 { .center_freq = 5765, .hw_value = 53 },
111 { .center_freq = 5785, .hw_value = 54 },
112 { .center_freq = 5805, .hw_value = 55 },
113 { .center_freq = 5825, .hw_value = 56 }
114};
115
116static struct ieee80211_supported_band vnt_supported_2ghz_band = {
117 .channels = vnt_channels_2ghz,
118 .n_channels = ARRAY_SIZE(vnt_channels_2ghz),
119 .bitrates = vnt_rates_bg,
120 .n_bitrates = ARRAY_SIZE(vnt_rates_bg),
121};
122
123static struct ieee80211_supported_band vnt_supported_5ghz_band = {
124 .channels = vnt_channels_5ghz,
125 .n_channels = ARRAY_SIZE(vnt_channels_5ghz),
126 .bitrates = vnt_rates_a,
127 .n_bitrates = ARRAY_SIZE(vnt_rates_a),
128};
129
130void vnt_init_bands(struct vnt_private *priv)
131{
132 struct ieee80211_channel *ch;
133 int i;
134
135 switch (priv->byRFType) {
136 case RF_AIROHA7230:
137 case RF_UW2452:
138 case RF_NOTHING:
139 default:
140 ch = vnt_channels_5ghz;
141
142 for (i = 0; i < ARRAY_SIZE(vnt_channels_5ghz); i++) {
143 ch[i].max_power = 0x3f;
144 ch[i].flags = IEEE80211_CHAN_NO_HT40;
145 }
146
57fbcce3 147 priv->hw->wiphy->bands[NL80211_BAND_5GHZ] =
3d75b9e2
MP		 148 &vnt_supported_5ghz_band;
149 /* fallthrough */
150 case RF_RFMD2959:
151 case RF_AIROHA:
152 case RF_AL2230S:
153 case RF_UW2451:
154 case RF_VT3226:
155 ch = vnt_channels_2ghz;
156
157 for (i = 0; i < ARRAY_SIZE(vnt_channels_2ghz); i++) {
158 ch[i].max_power = 0x3f;
159 ch[i].flags = IEEE80211_CHAN_NO_HT40;
160 }
161
57fbcce3 162 priv->hw->wiphy->bands[NL80211_BAND_2GHZ] =
3d75b9e2
MP		 163 &vnt_supported_2ghz_band;
164 break;
165 }
166}
167
79566eb2
CC		 168/**
169 * set_channel() - Set NIC media channel
170 *
171 * @pDeviceHandler: The adapter to be set
172 * @uConnectionChannel: Channel to be set
173 *
5a5a2a6a 174 * Return Value: true if succeeded; false if failed.
79566eb2
CC		 175 *
176 */
cea57ee6 177bool set_channel(struct vnt_private *priv, struct ieee80211_channel *ch)
79566eb2 178{
b3799165 179 bool ret = true;
79566eb2 180
35eb8ecd 181 if (priv->byCurrentCh == ch->hw_value)
b3799165 182 return ret;
79566eb2 183
3a9dda79 184 /* Set VGA to max sensitivity */
35eb8ecd
MP		 185 if (priv->bUpdateBBVGA &&
186 priv->byBBVGACurrent != priv->abyBBVGA[0]) {
187 priv->byBBVGACurrent = priv->abyBBVGA[0];
3a9dda79 188
35eb8ecd 189 BBvSetVGAGainOffset(priv, priv->byBBVGACurrent);
3a9dda79
MP		 190 }
191
c834e765 192 /* clear NAV */
35eb8ecd 193 MACvRegBitsOn(priv->PortOffset, MAC_REG_MACCR, MACCR_CLRNAV);
79566eb2 194
636cd168 195 /* TX_PE will reserve 3 us for MAX2829 A mode only,
dd19b918
AJ		 196 * it is for better TX throughput
197 */
79566eb2 198
35eb8ecd
MP		 199 if (priv->byRFType == RF_AIROHA7230)
200 RFbAL7230SelectChannelPostProcess(priv, priv->byCurrentCh,
63e8d787 201 ch->hw_value);
79566eb2 202
35eb8ecd 203 priv->byCurrentCh = ch->hw_value;
b3799165
MP		 204 ret &= RFbSelectChannel(priv, priv->byRFType,
205 ch->hw_value);
79566eb2 206
c834e765 207 /* Init Synthesizer Table */
35eb8ecd
MP		 208 if (priv->bEnablePSMode)
209 RFvWriteWakeProgSyn(priv, priv->byRFType, ch->hw_value);
79566eb2 210
35eb8ecd 211 BBvSoftwareReset(priv);
79566eb2 212
35eb8ecd 213 if (priv->byLocalID > REV_ID_VT3253_B1) {
95775d12
MP		 214 unsigned long flags;
215
35eb8ecd 216 spin_lock_irqsave(&priv->lock, flags);
95775d12 217
c834e765 218 /* set HW default power register */
35eb8ecd
MP		 219 MACvSelectPage1(priv->PortOffset);
220 RFbSetPower(priv, RATE_1M, priv->byCurrentCh);
221 VNSvOutPortB(priv->PortOffset + MAC_REG_PWRCCK,
222 priv->byCurPwr);
223 RFbSetPower(priv, RATE_6M, priv->byCurrentCh);
224 VNSvOutPortB(priv->PortOffset + MAC_REG_PWROFDM,
225 priv->byCurPwr);
226 MACvSelectPage0(priv->PortOffset);
227
228 spin_unlock_irqrestore(&priv->lock, flags);
79566eb2
CC		 229 }
230
35eb8ecd
MP		 231 if (priv->byBBType == BB_TYPE_11B)
232 RFbSetPower(priv, RATE_1M, priv->byCurrentCh);
bc5cf656 233 else
35eb8ecd 234 RFbSetPower(priv, RATE_6M, priv->byCurrentCh);
79566eb2 235
b3799165 236 return ret;
79566eb2 237}
Linux kernel - Deliverables
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