1 /******************************************************************************
2 * Copyright(c) 2008 - 2010 Realtek Corporation. All rights reserved.
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
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
13 * The full GNU General Public License is included in this distribution in the
14 * file called LICENSE.
16 * Contact Information:
17 * wlanfae <wlanfae@realtek.com>
18 ******************************************************************************/
26 static struct channel_list ChannelPlan
[] = {
27 {{1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 36, 40, 44, 48, 52, 56, 60, 64,
28 149, 153, 157, 161, 165}, 24},
29 {{1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11}, 11},
30 {{1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 36, 40, 44, 48, 52, 56,
32 {{1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13}, 13},
33 {{1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13}, 13},
34 {{1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 36, 40, 44, 48, 52,
36 {{1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 36, 40, 44, 48, 52,
38 {{1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13}, 13},
39 {{1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 36, 40, 44, 48, 52,
41 {{1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 36, 40, 44, 48, 52,
43 {{1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14}, 14},
44 {{1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13}, 13},
45 {{1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 36, 40, 44, 48, 52,
49 void dot11d_init(struct rtllib_device
*ieee
)
51 struct rt_dot11d_info
*pDot11dInfo
= GET_DOT11D_INFO(ieee
);
53 pDot11dInfo
->bEnabled
= false;
55 pDot11dInfo
->State
= DOT11D_STATE_NONE
;
56 pDot11dInfo
->CountryIeLen
= 0;
57 memset(pDot11dInfo
->channel_map
, 0, MAX_CHANNEL_NUMBER
+1);
58 memset(pDot11dInfo
->MaxTxPwrDbmList
, 0xFF, MAX_CHANNEL_NUMBER
+1);
59 RESET_CIE_WATCHDOG(ieee
);
62 EXPORT_SYMBOL(dot11d_init
);
64 void Dot11d_Channelmap(u8 channel_plan
, struct rtllib_device
*ieee
)
66 int i
, max_chan
= 14, min_chan
= 1;
68 ieee
->bGlobalDomain
= false;
70 if (ChannelPlan
[channel_plan
].Len
!= 0) {
71 memset(GET_DOT11D_INFO(ieee
)->channel_map
, 0,
72 sizeof(GET_DOT11D_INFO(ieee
)->channel_map
));
73 for (i
= 0; i
< ChannelPlan
[channel_plan
].Len
; i
++) {
74 if (ChannelPlan
[channel_plan
].Channel
[i
] < min_chan
||
75 ChannelPlan
[channel_plan
].Channel
[i
] > max_chan
)
77 GET_DOT11D_INFO(ieee
)->channel_map
[ChannelPlan
78 [channel_plan
].Channel
[i
]] = 1;
82 switch (channel_plan
) {
83 case COUNTRY_CODE_GLOBAL_DOMAIN
:
84 ieee
->bGlobalDomain
= true;
85 for (i
= 12; i
<= 14; i
++)
86 GET_DOT11D_INFO(ieee
)->channel_map
[i
] = 2;
87 ieee
->IbssStartChnl
= 10;
88 ieee
->ibss_maxjoin_chal
= 11;
91 case COUNTRY_CODE_WORLD_WIDE_13
:
92 for (i
= 12; i
<= 13; i
++)
93 GET_DOT11D_INFO(ieee
)->channel_map
[i
] = 2;
94 ieee
->IbssStartChnl
= 10;
95 ieee
->ibss_maxjoin_chal
= 11;
99 ieee
->IbssStartChnl
= 1;
100 ieee
->ibss_maxjoin_chal
= 14;
104 EXPORT_SYMBOL(Dot11d_Channelmap
);
107 void Dot11d_Reset(struct rtllib_device
*ieee
)
109 struct rt_dot11d_info
*pDot11dInfo
= GET_DOT11D_INFO(ieee
);
112 memset(pDot11dInfo
->channel_map
, 0, MAX_CHANNEL_NUMBER
+1);
113 memset(pDot11dInfo
->MaxTxPwrDbmList
, 0xFF, MAX_CHANNEL_NUMBER
+1);
114 for (i
= 1; i
<= 11; i
++)
115 (pDot11dInfo
->channel_map
)[i
] = 1;
116 for (i
= 12; i
<= 14; i
++)
117 (pDot11dInfo
->channel_map
)[i
] = 2;
118 pDot11dInfo
->State
= DOT11D_STATE_NONE
;
119 pDot11dInfo
->CountryIeLen
= 0;
120 RESET_CIE_WATCHDOG(ieee
);
123 void Dot11d_UpdateCountryIe(struct rtllib_device
*dev
, u8
*pTaddr
,
124 u16 CoutryIeLen
, u8
*pCoutryIe
)
126 struct rt_dot11d_info
*pDot11dInfo
= GET_DOT11D_INFO(dev
);
127 u8 i
, j
, NumTriples
, MaxChnlNum
;
128 struct chnl_txpow_triple
*pTriple
;
130 memset(pDot11dInfo
->channel_map
, 0, MAX_CHANNEL_NUMBER
+1);
131 memset(pDot11dInfo
->MaxTxPwrDbmList
, 0xFF, MAX_CHANNEL_NUMBER
+1);
133 NumTriples
= (CoutryIeLen
- 3) / 3;
134 pTriple
= (struct chnl_txpow_triple
*)(pCoutryIe
+ 3);
135 for (i
= 0; i
< NumTriples
; i
++) {
136 if (MaxChnlNum
>= pTriple
->FirstChnl
) {
137 netdev_info(dev
->dev
, "Dot11d_UpdateCountryIe(): Invalid country IE, skip it........1\n");
140 if (MAX_CHANNEL_NUMBER
< (pTriple
->FirstChnl
+
141 pTriple
->NumChnls
)) {
142 netdev_info(dev
->dev
, "Dot11d_UpdateCountryIe(): Invalid country IE, skip it........2\n");
146 for (j
= 0; j
< pTriple
->NumChnls
; j
++) {
147 pDot11dInfo
->channel_map
[pTriple
->FirstChnl
+ j
] = 1;
148 pDot11dInfo
->MaxTxPwrDbmList
[pTriple
->FirstChnl
+ j
] =
149 pTriple
->MaxTxPowerInDbm
;
150 MaxChnlNum
= pTriple
->FirstChnl
+ j
;
153 pTriple
= (struct chnl_txpow_triple
*)((u8
*)pTriple
+ 3);
156 UPDATE_CIE_SRC(dev
, pTaddr
);
158 pDot11dInfo
->CountryIeLen
= CoutryIeLen
;
159 memcpy(pDot11dInfo
->CountryIeBuf
, pCoutryIe
, CoutryIeLen
);
160 pDot11dInfo
->State
= DOT11D_STATE_LEARNED
;
163 void DOT11D_ScanComplete(struct rtllib_device
*dev
)
165 struct rt_dot11d_info
*pDot11dInfo
= GET_DOT11D_INFO(dev
);
167 switch (pDot11dInfo
->State
) {
168 case DOT11D_STATE_LEARNED
:
169 pDot11dInfo
->State
= DOT11D_STATE_DONE
;
171 case DOT11D_STATE_DONE
:
174 case DOT11D_STATE_NONE
: