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authorGreg Kroah-Hartman <gregkh@suse.de>2010-08-30 19:29:56 -0400
committerGreg Kroah-Hartman <gregkh@suse.de>2010-08-30 19:29:56 -0400
commit760ffce8ab13510bb1bf0af22f88df3f855bfa6b (patch)
tree42c7a64397fcbd3b1e722c59097cd3f971e4079f /drivers/staging/rtl8192su/ieee80211/dot11d.c
parent1407a9e105d811632b3fd57741a1b3d72a26c9e6 (diff)
Staging: delete rtl8192su driver
Now that we have a much better driver for this device (rtl8712), delete this driver as it is no longer needed. Cc: Larry Finger <Larry.Finger@lwfinger.net> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'drivers/staging/rtl8192su/ieee80211/dot11d.c')
-rw-r--r--drivers/staging/rtl8192su/ieee80211/dot11d.c224
1 files changed, 0 insertions, 224 deletions
diff --git a/drivers/staging/rtl8192su/ieee80211/dot11d.c b/drivers/staging/rtl8192su/ieee80211/dot11d.c
deleted file mode 100644
index 6275cc75ec8..00000000000
--- a/drivers/staging/rtl8192su/ieee80211/dot11d.c
+++ /dev/null
@@ -1,224 +0,0 @@
1/******************************************************************************
2 * Copyright(c) 2008 - 2010 Realtek Corporation. All rights reserved.
3 *
4 * This program is distributed in the hope that it will be useful, but WITHOUT
5 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
6 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
7 * more details.
8 *
9 * You should have received a copy of the GNU General Public License along with
10 * this program; if not, write to the Free Software Foundation, Inc.,
11 * 51 Franklin Street, Fifth Floor, Boston, MA 02110, USA
12 *
13 * The full GNU General Public License is included in this distribution in the
14 * file called LICENSE.
15 *
16 * Contact Information:
17 * wlanfae <wlanfae@realtek.com>
18******************************************************************************/
19
20#include "dot11d.h"
21
22void
23Dot11d_Init(struct ieee80211_device *ieee)
24{
25 PRT_DOT11D_INFO pDot11dInfo = GET_DOT11D_INFO(ieee);
26
27 pDot11dInfo->bEnabled = 0;
28
29 pDot11dInfo->State = DOT11D_STATE_NONE;
30 pDot11dInfo->CountryIeLen = 0;
31 memset(pDot11dInfo->channel_map, 0, MAX_CHANNEL_NUMBER+1);
32 memset(pDot11dInfo->MaxTxPwrDbmList, 0xFF, MAX_CHANNEL_NUMBER+1);
33 RESET_CIE_WATCHDOG(ieee);
34
35 printk("Dot11d_Init()\n");
36}
37
38//
39// Description:
40// Reset to the state as we are just entering a regulatory domain.
41//
42void
43Dot11d_Reset(struct ieee80211_device *ieee)
44{
45 u32 i;
46 PRT_DOT11D_INFO pDot11dInfo = GET_DOT11D_INFO(ieee);
47
48 // Clear old channel map
49 memset(pDot11dInfo->channel_map, 0, MAX_CHANNEL_NUMBER+1);
50 memset(pDot11dInfo->MaxTxPwrDbmList, 0xFF, MAX_CHANNEL_NUMBER+1);
51 // Set new channel map
52 for (i=1; i<=11; i++) {
53 (pDot11dInfo->channel_map)[i] = 1;
54 }
55 for (i=12; i<=14; i++) {
56 (pDot11dInfo->channel_map)[i] = 2;
57 }
58
59 pDot11dInfo->State = DOT11D_STATE_NONE;
60 pDot11dInfo->CountryIeLen = 0;
61 RESET_CIE_WATCHDOG(ieee);
62
63}
64
65//
66// Description:
67// Update country IE from Beacon or Probe Resopnse
68// and configure PHY for operation in the regulatory domain.
69//
70// TODO:
71// Configure Tx power.
72//
73// Assumption:
74// 1. IS_DOT11D_ENABLE() is TRUE.
75// 2. Input IE is an valid one.
76//
77void
78Dot11d_UpdateCountryIe(
79 struct ieee80211_device *dev,
80 u8 * pTaddr,
81 u16 CoutryIeLen,
82 u8 * pCoutryIe
83 )
84{
85 PRT_DOT11D_INFO pDot11dInfo = GET_DOT11D_INFO(dev);
86 u8 i, j, NumTriples, MaxChnlNum;
87 PCHNL_TXPOWER_TRIPLE pTriple;
88
89 memset(pDot11dInfo->channel_map, 0, MAX_CHANNEL_NUMBER+1);
90 memset(pDot11dInfo->MaxTxPwrDbmList, 0xFF, MAX_CHANNEL_NUMBER+1);
91 MaxChnlNum = 0;
92 NumTriples = (CoutryIeLen - 3) / 3; // skip 3-byte country string.
93 pTriple = (PCHNL_TXPOWER_TRIPLE)(pCoutryIe + 3);
94 for(i = 0; i < NumTriples; i++)
95 {
96 if(MaxChnlNum >= pTriple->FirstChnl)
97 { // It is not in a monotonically increasing order, so stop processing.
98 printk("Dot11d_UpdateCountryIe(): Invalid country IE, skip it........1\n");
99 return;
100 }
101 if(MAX_CHANNEL_NUMBER < (pTriple->FirstChnl + pTriple->NumChnls))
102 { // It is not a valid set of channel id, so stop processing.
103 printk("Dot11d_UpdateCountryIe(): Invalid country IE, skip it........2\n");
104 return;
105 }
106
107 for(j = 0 ; j < pTriple->NumChnls; j++)
108 {
109 pDot11dInfo->channel_map[pTriple->FirstChnl + j] = 1;
110 pDot11dInfo->MaxTxPwrDbmList[pTriple->FirstChnl + j] = pTriple->MaxTxPowerInDbm;
111 MaxChnlNum = pTriple->FirstChnl + j;
112 }
113
114 pTriple = (PCHNL_TXPOWER_TRIPLE)((u8*)pTriple + 3);
115 }
116#if 1
117 printk("Channel List:");
118 for(i=1; i<= MAX_CHANNEL_NUMBER; i++)
119 if(pDot11dInfo->channel_map[i] > 0)
120 printk(" %d", i);
121 printk("\n");
122#endif
123
124 UPDATE_CIE_SRC(dev, pTaddr);
125
126 pDot11dInfo->CountryIeLen = CoutryIeLen;
127 memcpy(pDot11dInfo->CountryIeBuf, pCoutryIe,CoutryIeLen);
128 pDot11dInfo->State = DOT11D_STATE_LEARNED;
129}
130
131
132u8
133DOT11D_GetMaxTxPwrInDbm(
134 struct ieee80211_device *dev,
135 u8 Channel
136 )
137{
138 PRT_DOT11D_INFO pDot11dInfo = GET_DOT11D_INFO(dev);
139 u8 MaxTxPwrInDbm = 255;
140
141 if(MAX_CHANNEL_NUMBER < Channel)
142 {
143 printk("DOT11D_GetMaxTxPwrInDbm(): Invalid Channel\n");
144 return MaxTxPwrInDbm;
145 }
146 if(pDot11dInfo->channel_map[Channel])
147 {
148 MaxTxPwrInDbm = pDot11dInfo->MaxTxPwrDbmList[Channel];
149 }
150
151 return MaxTxPwrInDbm;
152}
153
154
155void
156DOT11D_ScanComplete(
157 struct ieee80211_device * dev
158 )
159{
160 PRT_DOT11D_INFO pDot11dInfo = GET_DOT11D_INFO(dev);
161
162 switch(pDot11dInfo->State)
163 {
164 case DOT11D_STATE_LEARNED:
165 pDot11dInfo->State = DOT11D_STATE_DONE;
166 break;
167
168 case DOT11D_STATE_DONE:
169 if( GET_CIE_WATCHDOG(dev) == 0 )
170 { // Reset country IE if previous one is gone.
171 Dot11d_Reset(dev);
172 }
173 break;
174 case DOT11D_STATE_NONE:
175 break;
176 }
177}
178
179int IsLegalChannel(
180 struct ieee80211_device * dev,
181 u8 channel
182)
183{
184 PRT_DOT11D_INFO pDot11dInfo = GET_DOT11D_INFO(dev);
185
186 if(MAX_CHANNEL_NUMBER < channel)
187 {
188 printk("IsLegalChannel(): Invalid Channel\n");
189 return 0;
190 }
191 if(pDot11dInfo->channel_map[channel] > 0)
192 return 1;
193 return 0;
194}
195
196int ToLegalChannel(
197 struct ieee80211_device * dev,
198 u8 channel
199)
200{
201 PRT_DOT11D_INFO pDot11dInfo = GET_DOT11D_INFO(dev);
202 u8 default_chn = 0;
203 u32 i = 0;
204
205 for (i=1; i<= MAX_CHANNEL_NUMBER; i++)
206 {
207 if(pDot11dInfo->channel_map[i] > 0)
208 {
209 default_chn = i;
210 break;
211 }
212 }
213
214 if(MAX_CHANNEL_NUMBER < channel)
215 {
216 printk("IsLegalChannel(): Invalid Channel\n");
217 return default_chn;
218 }
219
220 if(pDot11dInfo->channel_map[channel] > 0)
221 return channel;
222
223 return default_chn;
224}