-#ifdef ENABLE_DOT11D\r
-//-----------------------------------------------------------------------------\r
-// File:\r
-// Dot11d.c\r
-//\r
-// Description:\r
-// Implement 802.11d. \r
-//\r
-//-----------------------------------------------------------------------------\r
-\r
-#include "dot11d.h"\r
-\r
-void\r
-Dot11d_Init(struct ieee80211_device *ieee)\r
-{\r
- PRT_DOT11D_INFO pDot11dInfo = GET_DOT11D_INFO(ieee);\r
-\r
- pDot11dInfo->bEnabled = 0;\r
-\r
- pDot11dInfo->State = DOT11D_STATE_NONE;\r
- pDot11dInfo->CountryIeLen = 0;\r
- memset(pDot11dInfo->channel_map, 0, MAX_CHANNEL_NUMBER+1); \r
- memset(pDot11dInfo->MaxTxPwrDbmList, 0xFF, MAX_CHANNEL_NUMBER+1);\r
- RESET_CIE_WATCHDOG(ieee);\r
-\r
- printk("Dot11d_Init()\n");\r
-}\r
-\r
-//\r
-// Description:\r
-// Reset to the state as we are just entering a regulatory domain.\r
-//\r
-void\r
-Dot11d_Reset(struct ieee80211_device *ieee)\r
-{\r
- u32 i;\r
- PRT_DOT11D_INFO pDot11dInfo = GET_DOT11D_INFO(ieee);\r
-\r
- // Clear old channel map\r
- memset(pDot11dInfo->channel_map, 0, MAX_CHANNEL_NUMBER+1);\r
- memset(pDot11dInfo->MaxTxPwrDbmList, 0xFF, MAX_CHANNEL_NUMBER+1);\r
- // Set new channel map\r
- for (i=1; i<=11; i++) {\r
- (pDot11dInfo->channel_map)[i] = 1;\r
- }\r
- for (i=12; i<=14; i++) {\r
- (pDot11dInfo->channel_map)[i] = 2;\r
- }\r
-\r
- pDot11dInfo->State = DOT11D_STATE_NONE;\r
- pDot11dInfo->CountryIeLen = 0;\r
- RESET_CIE_WATCHDOG(ieee);\r
-\r
- //printk("Dot11d_Reset()\n");\r
-}\r
-\r
-//\r
-// Description:\r
-// Update country IE from Beacon or Probe Resopnse \r
-// and configure PHY for operation in the regulatory domain.\r
-//\r
-// TODO: \r
-// Configure Tx power.\r
-//\r
-// Assumption:\r
-// 1. IS_DOT11D_ENABLE() is TRUE.\r
-// 2. Input IE is an valid one.\r
-//\r
-void\r
-Dot11d_UpdateCountryIe(\r
- struct ieee80211_device *dev,\r
- u8 * pTaddr,\r
- u16 CoutryIeLen,\r
- u8 * pCoutryIe \r
- )\r
-{\r
- PRT_DOT11D_INFO pDot11dInfo = GET_DOT11D_INFO(dev);\r
- u8 i, j, NumTriples, MaxChnlNum;\r
- PCHNL_TXPOWER_TRIPLE pTriple;\r
-\r
- if((CoutryIeLen - 3)%3 != 0)\r
- {\r
- printk("Dot11d_UpdateCountryIe(): Invalid country IE, skip it........1\n");\r
- Dot11d_Reset(dev);\r
- return;\r
- }\r
-\r
- memset(pDot11dInfo->channel_map, 0, MAX_CHANNEL_NUMBER+1);\r
- memset(pDot11dInfo->MaxTxPwrDbmList, 0xFF, MAX_CHANNEL_NUMBER+1);\r
- MaxChnlNum = 0;\r
- NumTriples = (CoutryIeLen - 3) / 3; // skip 3-byte country string.\r
- pTriple = (PCHNL_TXPOWER_TRIPLE)(pCoutryIe + 3);\r
- for(i = 0; i < NumTriples; i++)\r
- {\r
- if(MaxChnlNum >= pTriple->FirstChnl)\r
- { // It is not in a monotonically increasing order, so stop processing.\r
- printk("Dot11d_UpdateCountryIe(): Invalid country IE, skip it........1\n");\r
- Dot11d_Reset(dev);\r
- return; \r
- }\r
- if(MAX_CHANNEL_NUMBER < (pTriple->FirstChnl + pTriple->NumChnls))\r
- { // It is not a valid set of channel id, so stop processing.\r
- printk("Dot11d_UpdateCountryIe(): Invalid country IE, skip it........2\n");\r
- Dot11d_Reset(dev);\r
- return; \r
- }\r
-\r
- for(j = 0 ; j < pTriple->NumChnls; j++)\r
- {\r
- pDot11dInfo->channel_map[pTriple->FirstChnl + j] = 1;\r
- pDot11dInfo->MaxTxPwrDbmList[pTriple->FirstChnl + j] = pTriple->MaxTxPowerInDbm;\r
- MaxChnlNum = pTriple->FirstChnl + j;\r
- } \r
-\r
- pTriple = (PCHNL_TXPOWER_TRIPLE)((u8*)pTriple + 3);\r
- }\r
-#if 1\r
- //printk("Dot11d_UpdateCountryIe(): Channel List:\n");\r
- printk("Channel List:");\r
- for(i=1; i<= MAX_CHANNEL_NUMBER; i++)\r
- if(pDot11dInfo->channel_map[i] > 0)\r
- printk(" %d", i);\r
- printk("\n");\r
-#endif\r
-\r
- UPDATE_CIE_SRC(dev, pTaddr);\r
-\r
- pDot11dInfo->CountryIeLen = CoutryIeLen;\r
- memcpy(pDot11dInfo->CountryIeBuf, pCoutryIe,CoutryIeLen);\r
- pDot11dInfo->State = DOT11D_STATE_LEARNED;\r
-}\r
-\r
-void dump_chnl_map(u8 * channel_map)\r
-{\r
- int i;\r
- printk("Channel List:");\r
- for(i=1; i<= MAX_CHANNEL_NUMBER; i++)\r
- if(channel_map[i] > 0)\r
- printk(" %d(%d)", i, channel_map[i]);\r
- printk("\n");\r
-}\r
-\r
-u8\r
-DOT11D_GetMaxTxPwrInDbm(\r
- struct ieee80211_device *dev,\r
- u8 Channel\r
- )\r
-{\r
- PRT_DOT11D_INFO pDot11dInfo = GET_DOT11D_INFO(dev);\r
- u8 MaxTxPwrInDbm = 255;\r
-\r
- if(MAX_CHANNEL_NUMBER < Channel)\r
- { \r
- printk("DOT11D_GetMaxTxPwrInDbm(): Invalid Channel\n");\r
- return MaxTxPwrInDbm; \r
- }\r
- if(pDot11dInfo->channel_map[Channel])\r
- {\r
- MaxTxPwrInDbm = pDot11dInfo->MaxTxPwrDbmList[Channel]; \r
- }\r
-\r
- return MaxTxPwrInDbm;\r
-}\r
-\r
-\r
-void\r
-DOT11D_ScanComplete(\r
- struct ieee80211_device * dev\r
- )\r
-{\r
- PRT_DOT11D_INFO pDot11dInfo = GET_DOT11D_INFO(dev);\r
-\r
- switch(pDot11dInfo->State)\r
- {\r
- case DOT11D_STATE_LEARNED:\r
- pDot11dInfo->State = DOT11D_STATE_DONE;\r
- break;\r
-\r
- case DOT11D_STATE_DONE:\r
- if( GET_CIE_WATCHDOG(dev) == 0 )\r
- { // Reset country IE if previous one is gone. \r
- Dot11d_Reset(dev); \r
- }\r
- break;\r
- case DOT11D_STATE_NONE:\r
- break;\r
- }\r
-}\r
-\r
-int IsLegalChannel(\r
- struct ieee80211_device * dev,\r
- u8 channel\r
-)\r
-{\r
- PRT_DOT11D_INFO pDot11dInfo = GET_DOT11D_INFO(dev);\r
-\r
- if(MAX_CHANNEL_NUMBER < channel)\r
- { \r
- printk("IsLegalChannel(): Invalid Channel\n");\r
- return 0; \r
- }\r
- if(pDot11dInfo->channel_map[channel] > 0)\r
- return 1;\r
- return 0;\r
-}\r
-\r
-int ToLegalChannel(\r
- struct ieee80211_device * dev,\r
- u8 channel\r
-)\r
-{\r
- PRT_DOT11D_INFO pDot11dInfo = GET_DOT11D_INFO(dev);\r
- u8 default_chn = 0;\r
- u32 i = 0;\r
-\r
- for (i=1; i<= MAX_CHANNEL_NUMBER; i++)\r
- {\r
- if(pDot11dInfo->channel_map[i] > 0)\r
- {\r
- default_chn = i;\r
- break;\r
- }\r
- }\r
-\r
- if(MAX_CHANNEL_NUMBER < channel)\r
- { \r
- printk("IsLegalChannel(): Invalid Channel\n");\r
- return default_chn; \r
- }\r
- \r
- if(pDot11dInfo->channel_map[channel] > 0)\r
- return channel;\r
- \r
- return default_chn;\r
-}\r
-\r
-#if 0\r
-EXPORT_SYMBOL(Dot11d_Init);\r
-EXPORT_SYMBOL(Dot11d_Reset);\r
-EXPORT_SYMBOL(Dot11d_UpdateCountryIe);\r
-EXPORT_SYMBOL(DOT11D_GetMaxTxPwrInDbm);\r
-EXPORT_SYMBOL(DOT11D_ScanComplete);\r
-EXPORT_SYMBOL(IsLegalChannel);\r
-EXPORT_SYMBOL(ToLegalChannel);\r
-#endif\r
-#endif\r
+#ifdef ENABLE_DOT11D
+//-----------------------------------------------------------------------------
+// File:
+// Dot11d.c
+//
+// Description:
+// Implement 802.11d.
+//
+//-----------------------------------------------------------------------------
+
+#include "dot11d.h"
+
+void
+Dot11d_Init(struct ieee80211_device *ieee)
+{
+ PRT_DOT11D_INFO pDot11dInfo = GET_DOT11D_INFO(ieee);
+
+ pDot11dInfo->bEnabled = 0;
+
+ pDot11dInfo->State = DOT11D_STATE_NONE;
+ pDot11dInfo->CountryIeLen = 0;
+ memset(pDot11dInfo->channel_map, 0, MAX_CHANNEL_NUMBER+1);
+ memset(pDot11dInfo->MaxTxPwrDbmList, 0xFF, MAX_CHANNEL_NUMBER+1);
+ RESET_CIE_WATCHDOG(ieee);
+
+ printk("Dot11d_Init()\n");
+}
+
+//
+// Description:
+// Reset to the state as we are just entering a regulatory domain.
+//
+void
+Dot11d_Reset(struct ieee80211_device *ieee)
+{
+ u32 i;
+ PRT_DOT11D_INFO pDot11dInfo = GET_DOT11D_INFO(ieee);
+
+ // Clear old channel map
+ memset(pDot11dInfo->channel_map, 0, MAX_CHANNEL_NUMBER+1);
+ memset(pDot11dInfo->MaxTxPwrDbmList, 0xFF, MAX_CHANNEL_NUMBER+1);
+ // Set new channel map
+ for (i=1; i<=11; i++) {
+ (pDot11dInfo->channel_map)[i] = 1;
+ }
+ for (i=12; i<=14; i++) {
+ (pDot11dInfo->channel_map)[i] = 2;
+ }
+
+ pDot11dInfo->State = DOT11D_STATE_NONE;
+ pDot11dInfo->CountryIeLen = 0;
+ RESET_CIE_WATCHDOG(ieee);
+
+ //printk("Dot11d_Reset()\n");
+}
+
+//
+// Description:
+// Update country IE from Beacon or Probe Resopnse
+// and configure PHY for operation in the regulatory domain.
+//
+// TODO:
+// Configure Tx power.
+//
+// Assumption:
+// 1. IS_DOT11D_ENABLE() is TRUE.
+// 2. Input IE is an valid one.
+//
+void
+Dot11d_UpdateCountryIe(
+ struct ieee80211_device *dev,
+ u8 * pTaddr,
+ u16 CoutryIeLen,
+ u8 * pCoutryIe
+ )
+{
+ PRT_DOT11D_INFO pDot11dInfo = GET_DOT11D_INFO(dev);
+ u8 i, j, NumTriples, MaxChnlNum;
+ PCHNL_TXPOWER_TRIPLE pTriple;
+
+ if((CoutryIeLen - 3)%3 != 0)
+ {
+ printk("Dot11d_UpdateCountryIe(): Invalid country IE, skip it........1\n");
+ Dot11d_Reset(dev);
+ return;
+ }
+
+ memset(pDot11dInfo->channel_map, 0, MAX_CHANNEL_NUMBER+1);
+ memset(pDot11dInfo->MaxTxPwrDbmList, 0xFF, MAX_CHANNEL_NUMBER+1);
+ MaxChnlNum = 0;
+ NumTriples = (CoutryIeLen - 3) / 3; // skip 3-byte country string.
+ pTriple = (PCHNL_TXPOWER_TRIPLE)(pCoutryIe + 3);
+ for(i = 0; i < NumTriples; i++)
+ {
+ if(MaxChnlNum >= pTriple->FirstChnl)
+ { // It is not in a monotonically increasing order, so stop processing.
+ printk("Dot11d_UpdateCountryIe(): Invalid country IE, skip it........1\n");
+ Dot11d_Reset(dev);
+ return;
+ }
+ if(MAX_CHANNEL_NUMBER < (pTriple->FirstChnl + pTriple->NumChnls))
+ { // It is not a valid set of channel id, so stop processing.
+ printk("Dot11d_UpdateCountryIe(): Invalid country IE, skip it........2\n");
+ Dot11d_Reset(dev);
+ return;
+ }
+
+ for(j = 0 ; j < pTriple->NumChnls; j++)
+ {
+ pDot11dInfo->channel_map[pTriple->FirstChnl + j] = 1;
+ pDot11dInfo->MaxTxPwrDbmList[pTriple->FirstChnl + j] = pTriple->MaxTxPowerInDbm;
+ MaxChnlNum = pTriple->FirstChnl + j;
+ }
+
+ pTriple = (PCHNL_TXPOWER_TRIPLE)((u8*)pTriple + 3);
+ }
+#if 1
+ //printk("Dot11d_UpdateCountryIe(): Channel List:\n");
+ printk("Channel List:");
+ for(i=1; i<= MAX_CHANNEL_NUMBER; i++)
+ if(pDot11dInfo->channel_map[i] > 0)
+ printk(" %d", i);
+ printk("\n");
+#endif
+
+ UPDATE_CIE_SRC(dev, pTaddr);
+
+ pDot11dInfo->CountryIeLen = CoutryIeLen;
+ memcpy(pDot11dInfo->CountryIeBuf, pCoutryIe,CoutryIeLen);
+ pDot11dInfo->State = DOT11D_STATE_LEARNED;
+}
+
+void dump_chnl_map(u8 * channel_map)
+{
+ int i;
+ printk("Channel List:");
+ for(i=1; i<= MAX_CHANNEL_NUMBER; i++)
+ if(channel_map[i] > 0)
+ printk(" %d(%d)", i, channel_map[i]);
+ printk("\n");
+}
+
+u8
+DOT11D_GetMaxTxPwrInDbm(
+ struct ieee80211_device *dev,
+ u8 Channel
+ )
+{
+ PRT_DOT11D_INFO pDot11dInfo = GET_DOT11D_INFO(dev);
+ u8 MaxTxPwrInDbm = 255;
+
+ if(MAX_CHANNEL_NUMBER < Channel)
+ {
+ printk("DOT11D_GetMaxTxPwrInDbm(): Invalid Channel\n");
+ return MaxTxPwrInDbm;
+ }
+ if(pDot11dInfo->channel_map[Channel])
+ {
+ MaxTxPwrInDbm = pDot11dInfo->MaxTxPwrDbmList[Channel];
+ }
+
+ return MaxTxPwrInDbm;
+}
+
+
+void
+DOT11D_ScanComplete(
+ struct ieee80211_device * dev
+ )
+{
+ PRT_DOT11D_INFO pDot11dInfo = GET_DOT11D_INFO(dev);
+
+ switch(pDot11dInfo->State)
+ {
+ case DOT11D_STATE_LEARNED:
+ pDot11dInfo->State = DOT11D_STATE_DONE;
+ break;
+
+ case DOT11D_STATE_DONE:
+ if( GET_CIE_WATCHDOG(dev) == 0 )
+ { // Reset country IE if previous one is gone.
+ Dot11d_Reset(dev);
+ }
+ break;
+ case DOT11D_STATE_NONE:
+ break;
+ }
+}
+
+int IsLegalChannel(
+ struct ieee80211_device * dev,
+ u8 channel
+)
+{
+ PRT_DOT11D_INFO pDot11dInfo = GET_DOT11D_INFO(dev);
+
+ if(MAX_CHANNEL_NUMBER < channel)
+ {
+ printk("IsLegalChannel(): Invalid Channel\n");
+ return 0;
+ }
+ if(pDot11dInfo->channel_map[channel] > 0)
+ return 1;
+ return 0;
+}
+
+int ToLegalChannel(
+ struct ieee80211_device * dev,
+ u8 channel
+)
+{
+ PRT_DOT11D_INFO pDot11dInfo = GET_DOT11D_INFO(dev);
+ u8 default_chn = 0;
+ u32 i = 0;
+
+ for (i=1; i<= MAX_CHANNEL_NUMBER; i++)
+ {
+ if(pDot11dInfo->channel_map[i] > 0)
+ {
+ default_chn = i;
+ break;
+ }
+ }
+
+ if(MAX_CHANNEL_NUMBER < channel)
+ {
+ printk("IsLegalChannel(): Invalid Channel\n");
+ return default_chn;
+ }
+
+ if(pDot11dInfo->channel_map[channel] > 0)
+ return channel;
+
+ return default_chn;
+}
+
+#if 0
+EXPORT_SYMBOL(Dot11d_Init);
+EXPORT_SYMBOL(Dot11d_Reset);
+EXPORT_SYMBOL(Dot11d_UpdateCountryIe);
+EXPORT_SYMBOL(DOT11D_GetMaxTxPwrInDbm);
+EXPORT_SYMBOL(DOT11D_ScanComplete);
+EXPORT_SYMBOL(IsLegalChannel);
+EXPORT_SYMBOL(ToLegalChannel);
+#endif
+#endif
projects / linux-2.6-omap-h63xx.git / blobdiff