Pavel Machek | 66101de | 2008-10-01 14:36:56 +0200 | [diff] [blame] | 1 | //============================================================================ |
| 2 | // Copyright (c) 1996-2005 Winbond Electronic Corporation |
| 3 | // |
| 4 | // Module Name: |
| 5 | // wblinux.c |
| 6 | // |
| 7 | // Abstract: |
| 8 | // Linux releated routines |
| 9 | // |
| 10 | //============================================================================ |
| 11 | #include "os_common.h" |
| 12 | |
| 13 | u32 |
| 14 | WBLINUX_MemoryAlloc(void* *VirtualAddress, u32 Length) |
| 15 | { |
| 16 | *VirtualAddress = kzalloc( Length, GFP_ATOMIC ); //GFP_KERNEL is not suitable |
| 17 | |
| 18 | if (*VirtualAddress == NULL) |
| 19 | return 0; |
| 20 | return 1; |
| 21 | } |
| 22 | |
| 23 | s32 |
| 24 | EncapAtomicInc(PADAPTER Adapter, void* pAtomic) |
| 25 | { |
| 26 | PWBLINUX pWbLinux = &Adapter->WbLinux; |
| 27 | u32 ltmp; |
Pekka Enberg | 8b384e0 | 2008-10-21 00:03:41 +0300 | [diff] [blame] | 28 | u32 * pltmp = (u32 *)pAtomic; |
Pekka Enberg | a1eb2ba | 2008-10-21 11:45:02 +0300 | [diff] [blame] | 29 | spin_lock_irq( &pWbLinux->AtomicSpinLock ); |
Pavel Machek | 66101de | 2008-10-01 14:36:56 +0200 | [diff] [blame] | 30 | (*pltmp)++; |
| 31 | ltmp = (*pltmp); |
Pekka Enberg | a1eb2ba | 2008-10-21 11:45:02 +0300 | [diff] [blame] | 32 | spin_unlock_irq( &pWbLinux->AtomicSpinLock ); |
Pavel Machek | 66101de | 2008-10-01 14:36:56 +0200 | [diff] [blame] | 33 | return ltmp; |
| 34 | } |
| 35 | |
| 36 | s32 |
| 37 | EncapAtomicDec(PADAPTER Adapter, void* pAtomic) |
| 38 | { |
| 39 | PWBLINUX pWbLinux = &Adapter->WbLinux; |
| 40 | u32 ltmp; |
Pekka Enberg | 8b384e0 | 2008-10-21 00:03:41 +0300 | [diff] [blame] | 41 | u32 * pltmp = (u32 *)pAtomic; |
Pekka Enberg | a1eb2ba | 2008-10-21 11:45:02 +0300 | [diff] [blame] | 42 | spin_lock_irq( &pWbLinux->AtomicSpinLock ); |
Pavel Machek | 66101de | 2008-10-01 14:36:56 +0200 | [diff] [blame] | 43 | (*pltmp)--; |
| 44 | ltmp = (*pltmp); |
Pekka Enberg | a1eb2ba | 2008-10-21 11:45:02 +0300 | [diff] [blame] | 45 | spin_unlock_irq( &pWbLinux->AtomicSpinLock ); |
Pavel Machek | 66101de | 2008-10-01 14:36:56 +0200 | [diff] [blame] | 46 | return ltmp; |
| 47 | } |
| 48 | |
| 49 | unsigned char |
| 50 | WBLINUX_Initial(PADAPTER Adapter) |
| 51 | { |
| 52 | PWBLINUX pWbLinux = &Adapter->WbLinux; |
| 53 | |
Pekka Enberg | a1eb2ba | 2008-10-21 11:45:02 +0300 | [diff] [blame] | 54 | spin_lock_init( &pWbLinux->SpinLock ); |
| 55 | spin_lock_init( &pWbLinux->AtomicSpinLock ); |
Pavel Machek | 66101de | 2008-10-01 14:36:56 +0200 | [diff] [blame] | 56 | return TRUE; |
| 57 | } |
| 58 | |
| 59 | void |
| 60 | WBLinux_ReceivePacket(PADAPTER Adapter, PRXLAYER1 pRxLayer1) |
| 61 | { |
| 62 | BUG(); |
| 63 | } |
| 64 | |
| 65 | |
| 66 | void |
| 67 | WBLINUX_GetNextPacket(PADAPTER Adapter, PDESCRIPTOR pDes) |
| 68 | { |
| 69 | BUG(); |
| 70 | } |
| 71 | |
| 72 | void |
| 73 | WBLINUX_GetNextPacketCompleted(PADAPTER Adapter, PDESCRIPTOR pDes) |
| 74 | { |
| 75 | BUG(); |
| 76 | } |
| 77 | |
| 78 | void |
| 79 | WBLINUX_Destroy(PADAPTER Adapter) |
| 80 | { |
| 81 | WBLINUX_stop( Adapter ); |
Pavel Machek | 66101de | 2008-10-01 14:36:56 +0200 | [diff] [blame] | 82 | #ifdef _PE_USB_INI_DUMP_ |
| 83 | WBDEBUG(("[w35und] unregister_netdev!\n")); |
| 84 | #endif |
| 85 | } |
| 86 | |
| 87 | void |
| 88 | WBLINUX_stop( PADAPTER Adapter ) |
| 89 | { |
| 90 | PWBLINUX pWbLinux = &Adapter->WbLinux; |
| 91 | struct sk_buff *pSkb; |
| 92 | |
| 93 | if (OS_ATOMIC_INC( Adapter, &pWbLinux->ThreadCount ) == 1) { |
| 94 | // Shutdown module immediately |
| 95 | pWbLinux->shutdown = 1; |
| 96 | |
| 97 | while (pWbLinux->skb_array[ pWbLinux->skb_GetIndex ]) { |
| 98 | // Trying to free the un-sending packet |
| 99 | pSkb = pWbLinux->skb_array[ pWbLinux->skb_GetIndex ]; |
| 100 | pWbLinux->skb_array[ pWbLinux->skb_GetIndex ] = NULL; |
| 101 | if( in_irq() ) |
| 102 | dev_kfree_skb_irq( pSkb ); |
| 103 | else |
| 104 | dev_kfree_skb( pSkb ); |
| 105 | |
| 106 | pWbLinux->skb_GetIndex++; |
| 107 | pWbLinux->skb_GetIndex %= WBLINUX_PACKET_ARRAY_SIZE; |
| 108 | } |
| 109 | |
| 110 | #ifdef _PE_STATE_DUMP_ |
| 111 | WBDEBUG(( "[w35und] SKB_RELEASE OK\n" )); |
| 112 | #endif |
| 113 | } |
| 114 | |
| 115 | OS_ATOMIC_DEC( Adapter, &pWbLinux->ThreadCount ); |
| 116 | } |
| 117 | |
| 118 | void |
| 119 | WbWlanHalt( PADAPTER Adapter ) |
| 120 | { |
| 121 | //--------------------- |
| 122 | Adapter->sLocalPara.ShutDowned = TRUE; |
| 123 | |
| 124 | Mds_Destroy( Adapter ); |
| 125 | |
| 126 | // Turn off Rx and Tx hardware ability |
| 127 | hal_stop( &Adapter->sHwData ); |
| 128 | #ifdef _PE_USB_INI_DUMP_ |
| 129 | WBDEBUG(("[w35und] Hal_stop O.K.\n")); |
| 130 | #endif |
| 131 | OS_SLEEP(100000);// Waiting Irp completed |
| 132 | |
| 133 | // Destroy the NDIS module |
| 134 | WBLINUX_Destroy( Adapter ); |
| 135 | |
| 136 | // Halt the HAL |
| 137 | hal_halt(&Adapter->sHwData, NULL); |
| 138 | } |
| 139 | |
| 140 | unsigned char |
| 141 | WbWLanInitialize(PADAPTER Adapter) |
| 142 | { |
| 143 | phw_data_t pHwData; |
Pekka Enberg | 8b384e0 | 2008-10-21 00:03:41 +0300 | [diff] [blame] | 144 | u8 *pMacAddr; |
| 145 | u8 *pMacAddr2; |
Pavel Machek | 66101de | 2008-10-01 14:36:56 +0200 | [diff] [blame] | 146 | u32 InitStep = 0; |
| 147 | u8 EEPROM_region; |
| 148 | u8 HwRadioOff; |
| 149 | |
Pekka Enberg | dc7e04f | 2008-10-21 12:14:58 +0300 | [diff] [blame] | 150 | // |
| 151 | // Setting default value for Linux |
| 152 | // |
| 153 | Adapter->sLocalPara.region_INF = REGION_AUTO; |
| 154 | Adapter->sLocalPara.TxRateMode = RATE_AUTO; |
| 155 | psLOCAL->bMacOperationMode = MODE_802_11_BG; // B/G mode |
| 156 | Adapter->Mds.TxRTSThreshold = DEFAULT_RTSThreshold; |
| 157 | Adapter->Mds.TxFragmentThreshold = DEFAULT_FRAGMENT_THRESHOLD; |
| 158 | hal_set_phy_type( &Adapter->sHwData, RF_WB_242_1 ); |
| 159 | Adapter->sLocalPara.MTUsize = MAX_ETHERNET_PACKET_SIZE; |
| 160 | psLOCAL->bPreambleMode = AUTO_MODE; |
| 161 | Adapter->sLocalPara.RadioOffStatus.boSwRadioOff = FALSE; |
| 162 | pHwData = &Adapter->sHwData; |
| 163 | hal_set_phy_type( pHwData, RF_DECIDE_BY_INF ); |
Pavel Machek | 66101de | 2008-10-01 14:36:56 +0200 | [diff] [blame] | 164 | |
Pekka Enberg | dc7e04f | 2008-10-21 12:14:58 +0300 | [diff] [blame] | 165 | // |
| 166 | // Initial each module and variable |
| 167 | // |
| 168 | if (!WBLINUX_Initial(Adapter)) { |
Pavel Machek | 66101de | 2008-10-01 14:36:56 +0200 | [diff] [blame] | 169 | #ifdef _PE_USB_INI_DUMP_ |
Pekka Enberg | dc7e04f | 2008-10-21 12:14:58 +0300 | [diff] [blame] | 170 | WBDEBUG(("[w35und]WBNDIS initialization failed\n")); |
Pavel Machek | 66101de | 2008-10-01 14:36:56 +0200 | [diff] [blame] | 171 | #endif |
Pekka Enberg | dc7e04f | 2008-10-21 12:14:58 +0300 | [diff] [blame] | 172 | goto error; |
Pavel Machek | 66101de | 2008-10-01 14:36:56 +0200 | [diff] [blame] | 173 | } |
Pavel Machek | 66101de | 2008-10-01 14:36:56 +0200 | [diff] [blame] | 174 | |
Pekka Enberg | dc7e04f | 2008-10-21 12:14:58 +0300 | [diff] [blame] | 175 | // Initial Software variable |
| 176 | Adapter->sLocalPara.ShutDowned = FALSE; |
| 177 | |
| 178 | //added by ws for wep key error detection |
| 179 | Adapter->sLocalPara.bWepKeyError= FALSE; |
| 180 | Adapter->sLocalPara.bToSelfPacketReceived = FALSE; |
| 181 | Adapter->sLocalPara.WepKeyDetectTimerCount= 2 * 100; /// 2 seconds |
| 182 | |
| 183 | // Initial USB hal |
| 184 | InitStep = 1; |
| 185 | pHwData = &Adapter->sHwData; |
| 186 | if (!hal_init_hardware(pHwData, Adapter)) |
| 187 | goto error; |
| 188 | |
| 189 | EEPROM_region = hal_get_region_from_EEPROM( pHwData ); |
| 190 | if (EEPROM_region != REGION_AUTO) |
| 191 | psLOCAL->region = EEPROM_region; |
| 192 | else { |
| 193 | if (psLOCAL->region_INF != REGION_AUTO) |
| 194 | psLOCAL->region = psLOCAL->region_INF; |
| 195 | else |
| 196 | psLOCAL->region = REGION_USA; //default setting |
| 197 | } |
| 198 | |
| 199 | // Get Software setting flag from hal |
| 200 | Adapter->sLocalPara.boAntennaDiversity = FALSE; |
| 201 | if (hal_software_set(pHwData) & 0x00000001) |
| 202 | Adapter->sLocalPara.boAntennaDiversity = TRUE; |
| 203 | |
| 204 | // |
| 205 | // For TS module |
| 206 | // |
| 207 | InitStep = 2; |
| 208 | |
| 209 | // For MDS module |
| 210 | InitStep = 3; |
| 211 | Mds_initial(Adapter); |
| 212 | |
| 213 | //======================================= |
| 214 | // Initialize the SME, SCAN, MLME, ROAM |
| 215 | //======================================= |
| 216 | InitStep = 4; |
| 217 | InitStep = 5; |
| 218 | InitStep = 6; |
| 219 | |
| 220 | // If no user-defined address in the registry, use the addresss "burned" on the NIC instead. |
| 221 | pMacAddr = Adapter->sLocalPara.ThisMacAddress; |
| 222 | pMacAddr2 = Adapter->sLocalPara.PermanentAddress; |
| 223 | hal_get_permanent_address( pHwData, Adapter->sLocalPara.PermanentAddress );// Reading ethernet address from EEPROM |
| 224 | if (OS_MEMORY_COMPARE(pMacAddr, "\x00\x00\x00\x00\x00\x00", MAC_ADDR_LENGTH )) // Is equal |
| 225 | { |
| 226 | memcpy( pMacAddr, pMacAddr2, MAC_ADDR_LENGTH ); |
| 227 | } else { |
| 228 | // Set the user define MAC address |
| 229 | hal_set_ethernet_address( pHwData, Adapter->sLocalPara.ThisMacAddress ); |
| 230 | } |
| 231 | |
| 232 | //get current antenna |
| 233 | psLOCAL->bAntennaNo = hal_get_antenna_number(pHwData); |
| 234 | #ifdef _PE_STATE_DUMP_ |
| 235 | WBDEBUG(("Driver init, antenna no = %d\n", psLOCAL->bAntennaNo)); |
| 236 | #endif |
| 237 | hal_get_hw_radio_off( pHwData ); |
| 238 | |
| 239 | // Waiting for HAL setting OK |
| 240 | while (!hal_idle(pHwData)) |
| 241 | OS_SLEEP(10000); |
| 242 | |
| 243 | MTO_Init(Adapter); |
| 244 | |
| 245 | HwRadioOff = hal_get_hw_radio_off( pHwData ); |
| 246 | psLOCAL->RadioOffStatus.boHwRadioOff = !!HwRadioOff; |
| 247 | |
| 248 | hal_set_radio_mode( pHwData, (unsigned char)(psLOCAL->RadioOffStatus.boSwRadioOff || psLOCAL->RadioOffStatus.boHwRadioOff) ); |
| 249 | |
| 250 | hal_driver_init_OK(pHwData) = 1; // Notify hal that the driver is ready now. |
| 251 | //set a tx power for reference..... |
| 252 | // sme_set_tx_power_level(Adapter, 12); FIXME? |
| 253 | return TRUE; |
| 254 | |
| 255 | error: |
Pavel Machek | 66101de | 2008-10-01 14:36:56 +0200 | [diff] [blame] | 256 | switch (InitStep) { |
| 257 | case 5: |
| 258 | case 4: |
| 259 | case 3: Mds_Destroy( Adapter ); |
| 260 | case 2: |
| 261 | case 1: WBLINUX_Destroy( Adapter ); |
| 262 | hal_halt( pHwData, NULL ); |
| 263 | case 0: break; |
| 264 | } |
| 265 | |
| 266 | return FALSE; |
| 267 | } |
| 268 | |
| 269 | void WBLINUX_ConnectStatus(PADAPTER Adapter, u32 flag) |
| 270 | { |
| 271 | PWBLINUX pWbLinux = &Adapter->WbLinux; |
| 272 | |
| 273 | pWbLinux->LinkStatus = flag; // OS_DISCONNECTED or OS_CONNECTED |
| 274 | } |
| 275 | |