eCryptfs: NULL pointer dereference in ecryptfs_send_miscdev()
[linux-2.6/linux-acpi-2.6/ibm-acpi-2.6.git] / drivers / staging / rt2860 / rt2860.h
blob4fbec906e10646b37af402db6d5d929ac0b686a1
1 /*
2 *************************************************************************
3 * Ralink Tech Inc.
4 * 5F., No.36, Taiyuan St., Jhubei City,
5 * Hsinchu County 302,
6 * Taiwan, R.O.C.
8 * (c) Copyright 2002-2007, Ralink Technology, Inc.
10 * This program is free software; you can redistribute it and/or modify *
11 * it under the terms of the GNU General Public License as published by *
12 * the Free Software Foundation; either version 2 of the License, or *
13 * (at your option) any later version. *
14 * *
15 * This program is distributed in the hope that it will be useful, *
16 * but WITHOUT ANY WARRANTY; without even the implied warranty of *
17 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
18 * GNU General Public License for more details. *
19 * *
20 * You should have received a copy of the GNU General Public License *
21 * along with this program; if not, write to the *
22 * Free Software Foundation, Inc., *
23 * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *
24 * *
25 *************************************************************************
28 #ifndef __RT2860_H__
29 #define __RT2860_H__
31 #define RT28xx_CHIP_NAME "RT2860"
33 #define TXINFO_SIZE 0
34 #define TXPADDING_SIZE 0
36 /* ----------------- EEPROM Related MACRO ----------------- */
37 #define RT28xx_EEPROM_READ16(pAd, offset, var) \
38 var = RTMP_EEPROM_READ16(pAd, offset)
40 #define RT28xx_EEPROM_WRITE16(pAd, offset, var) \
41 RTMP_EEPROM_WRITE16(pAd, offset, var)
43 /* ----------------- TASK/THREAD Related MACRO ----------------- */
44 #define RT28XX_TASK_THREAD_INIT(pAd, Status) \
45 init_thread_task(pAd); NICInitTxRxRingAndBacklogQueue(pAd); \
46 Status = NDIS_STATUS_SUCCESS;
48 /* function declarations */
49 #define IRQ_HANDLE_TYPE irqreturn_t
51 IRQ_HANDLE_TYPE
52 rt2860_interrupt(int irq, void *dev_instance);
54 /* ----------------- Frimware Related MACRO ----------------- */
55 #define RT28XX_WRITE_FIRMWARE(_pAd, _pFwImage, _FwLen) \
56 do{ \
57 ULONG _i, _firm; \
58 RTMP_IO_WRITE32(_pAd, PBF_SYS_CTRL, 0x10000); \
60 for(_i=0; _i<_FwLen; _i+=4) \
61 { \
62 _firm = _pFwImage[_i] + \
63 (_pFwImage[_i+3] << 24) + \
64 (_pFwImage[_i+2] << 16) + \
65 (_pFwImage[_i+1] << 8); \
66 RTMP_IO_WRITE32(_pAd, FIRMWARE_IMAGE_BASE + _i, _firm); \
67 } \
68 RTMP_IO_WRITE32(_pAd, PBF_SYS_CTRL, 0x00000); \
69 RTMP_IO_WRITE32(_pAd, PBF_SYS_CTRL, 0x00001); \
71 /* initialize BBP R/W access agent */ \
72 RTMP_IO_WRITE32(_pAd, H2M_BBP_AGENT, 0); \
73 RTMP_IO_WRITE32(_pAd, H2M_MAILBOX_CSR, 0); \
74 }while(0)
76 /* ----------------- TX Related MACRO ----------------- */
77 #define RT28XX_START_DEQUEUE(pAd, QueIdx, irqFlags) do{}while(0)
78 #define RT28XX_STOP_DEQUEUE(pAd, QueIdx, irqFlags) do{}while(0)
81 #define RT28XX_HAS_ENOUGH_FREE_DESC(pAd, pTxBlk, freeNum, pPacket) \
82 ((freeNum) >= (ULONG)(pTxBlk->TotalFragNum + RTMP_GET_PACKET_FRAGMENTS(pPacket) + 3)) /* rough estimate we will use 3 more descriptor. */
83 #define RT28XX_RELEASE_DESC_RESOURCE(pAd, QueIdx) \
84 do{}while(0)
86 #define NEED_QUEUE_BACK_FOR_AGG(pAd, QueIdx, freeNum, _TxFrameType) \
87 (((freeNum != (TX_RING_SIZE-1)) && (pAd->TxSwQueue[QueIdx].Number == 0)) || (freeNum<3))
88 //(((freeNum) != (TX_RING_SIZE-1)) && (pAd->TxSwQueue[QueIdx].Number == 1 /*0*/))
91 #define HAL_KickOutMgmtTx(_pAd, _QueIdx, _pPacket, _pSrcBufVA, _SrcBufLen) \
92 RtmpPCIMgmtKickOut(_pAd, _QueIdx, _pPacket, _pSrcBufVA, _SrcBufLen)
94 #define RTMP_PKT_TAIL_PADDING 0
96 #define fRTMP_ADAPTER_NEED_STOP_TX 0
98 #define HAL_WriteSubTxResource(pAd, pTxBlk, bIsLast, pFreeNumber) \
99 /* RtmpPCI_WriteSubTxResource(pAd, pTxBlk, bIsLast, pFreeNumber)*/
101 #define HAL_WriteTxResource(pAd, pTxBlk,bIsLast, pFreeNumber) \
102 RtmpPCI_WriteSingleTxResource(pAd, pTxBlk, bIsLast, pFreeNumber)
104 #define HAL_WriteFragTxResource(pAd, pTxBlk, fragNum, pFreeNumber) \
105 RtmpPCI_WriteFragTxResource(pAd, pTxBlk, fragNum, pFreeNumber)
107 #define HAL_WriteMultiTxResource(pAd, pTxBlk,frameNum, pFreeNumber) \
108 RtmpPCI_WriteMultiTxResource(pAd, pTxBlk, frameNum, pFreeNumber)
110 #define HAL_FinalWriteTxResource(_pAd, _pTxBlk, _TotalMPDUSize, _FirstTxIdx) \
111 RtmpPCI_FinalWriteTxResource(_pAd, _pTxBlk, _TotalMPDUSize, _FirstTxIdx)
113 #define HAL_LastTxIdx(_pAd, _QueIdx,_LastTxIdx) \
114 /*RtmpPCIDataLastTxIdx(_pAd, _QueIdx,_LastTxIdx)*/
116 #define HAL_KickOutTx(_pAd, _pTxBlk, _QueIdx) \
117 RTMP_IO_WRITE32((_pAd), TX_CTX_IDX0+((_QueIdx)*0x10), (_pAd)->TxRing[(_QueIdx)].TxCpuIdx)
118 /* RtmpPCIDataKickOut(_pAd, _pTxBlk, _QueIdx)*/
120 #define HAL_KickOutNullFrameTx(_pAd, _QueIdx, _pNullFrame, _frameLen) \
121 MiniportMMRequest(_pAd, _QueIdx, _pNullFrame, _frameLen)
123 #define GET_TXRING_FREENO(_pAd, _QueIdx) \
124 (_pAd->TxRing[_QueIdx].TxSwFreeIdx > _pAd->TxRing[_QueIdx].TxCpuIdx) ? \
125 (_pAd->TxRing[_QueIdx].TxSwFreeIdx - _pAd->TxRing[_QueIdx].TxCpuIdx - 1) \
127 (_pAd->TxRing[_QueIdx].TxSwFreeIdx + TX_RING_SIZE - _pAd->TxRing[_QueIdx].TxCpuIdx - 1);
130 #define GET_MGMTRING_FREENO(_pAd) \
131 (_pAd->MgmtRing.TxSwFreeIdx > _pAd->MgmtRing.TxCpuIdx) ? \
132 (_pAd->MgmtRing.TxSwFreeIdx - _pAd->MgmtRing.TxCpuIdx - 1) \
134 (_pAd->MgmtRing.TxSwFreeIdx + MGMT_RING_SIZE - _pAd->MgmtRing.TxCpuIdx - 1);
137 /* ----------------- RX Related MACRO ----------------- */
139 // no use
140 #define RT28XX_RCV_PKT_GET_INIT(pAd)
141 #define RT28XX_RV_A_BUF_END
142 //#define RT28XX_RV_ALL_BUF_END
145 /* ----------------- ASIC Related MACRO ----------------- */
146 // no use
147 #define RT28XX_DMA_POST_WRITE(pAd)
149 // reset MAC of a station entry to 0x000000000000
150 #define RT28XX_STA_ENTRY_MAC_RESET(pAd, Wcid) \
151 AsicDelWcidTab(pAd, Wcid);
153 // add this entry into ASIC RX WCID search table
154 #define RT28XX_STA_ENTRY_ADD(pAd, pEntry) \
155 AsicUpdateRxWCIDTable(pAd, pEntry->Aid, pEntry->Addr);
157 // remove Pair-wise key material from ASIC
158 #define RT28XX_STA_ENTRY_KEY_DEL(pAd, BssIdx, Wcid) \
159 AsicRemovePairwiseKeyEntry(pAd, BssIdx, (UCHAR)Wcid);
161 // add Client security information into ASIC WCID table and IVEIV table
162 #define RT28XX_STA_SECURITY_INFO_ADD(pAd, apidx, KeyID, pEntry) \
163 RTMPAddWcidAttributeEntry(pAd, apidx, KeyID, \
164 pAd->SharedKey[apidx][KeyID].CipherAlg, pEntry);
166 #define RT28XX_SECURITY_KEY_ADD(pAd, apidx, KeyID, pEntry) \
167 { /* update pairwise key information to ASIC Shared Key Table */ \
168 AsicAddSharedKeyEntry(pAd, apidx, KeyID, \
169 pAd->SharedKey[apidx][KeyID].CipherAlg, \
170 pAd->SharedKey[apidx][KeyID].Key, \
171 pAd->SharedKey[apidx][KeyID].TxMic, \
172 pAd->SharedKey[apidx][KeyID].RxMic); \
173 /* update ASIC WCID attribute table and IVEIV table */ \
174 RTMPAddWcidAttributeEntry(pAd, apidx, KeyID, \
175 pAd->SharedKey[apidx][KeyID].CipherAlg, \
176 pEntry); }
179 // Insert the BA bitmap to ASIC for the Wcid entry
180 #define RT28XX_ADD_BA_SESSION_TO_ASIC(_pAd, _Aid, _TID) \
181 do{ \
182 UINT32 _Value = 0, _Offset; \
183 _Offset = MAC_WCID_BASE + (_Aid) * HW_WCID_ENTRY_SIZE + 4; \
184 RTMP_IO_READ32((_pAd), _Offset, &_Value); \
185 _Value |= (0x10000<<(_TID)); \
186 RTMP_IO_WRITE32((_pAd), _Offset, _Value); \
187 }while(0)
190 // Remove the BA bitmap from ASIC for the Wcid entry
191 // bitmap field starts at 0x10000 in ASIC WCID table
192 #define RT28XX_DEL_BA_SESSION_FROM_ASIC(_pAd, _Wcid, _TID) \
193 do{ \
194 UINT32 _Value = 0, _Offset; \
195 _Offset = MAC_WCID_BASE + (_Wcid) * HW_WCID_ENTRY_SIZE + 4; \
196 RTMP_IO_READ32((_pAd), _Offset, &_Value); \
197 _Value &= (~(0x10000 << (_TID))); \
198 RTMP_IO_WRITE32((_pAd), _Offset, _Value); \
199 }while(0)
202 /* ----------------- PCI/USB Related MACRO ----------------- */
204 #define RT28XX_HANDLE_DEV_ASSIGN(handle, dev_p) \
205 ((POS_COOKIE)handle)->pci_dev = dev_p;
207 // set driver data
208 #define RT28XX_DRVDATA_SET(_a) pci_set_drvdata(_a, net_dev);
210 #define RT28XX_UNMAP() \
211 { if (net_dev->base_addr) { \
212 iounmap((void *)(net_dev->base_addr)); \
213 release_mem_region(pci_resource_start(dev_p, 0), \
214 pci_resource_len(dev_p, 0)); } \
215 if (net_dev->irq) pci_release_regions(dev_p); }
217 #ifdef PCI_MSI_SUPPORT
218 #define RTMP_MSI_ENABLE(_pAd) \
219 { POS_COOKIE _pObj = (POS_COOKIE)(_pAd->OS_Cookie); \
220 (_pAd)->HaveMsi = pci_enable_msi(_pObj->pci_dev) == 0 ? TRUE : FALSE; }
222 #define RTMP_MSI_DISABLE(_pAd) \
223 { POS_COOKIE _pObj = (POS_COOKIE)(_pAd->OS_Cookie); \
224 if (_pAd->HaveMsi == TRUE) \
225 pci_disable_msi(_pObj->pci_dev); \
226 _pAd->HaveMsi = FALSE; }
227 #else
228 #define RTMP_MSI_ENABLE(_pAd)
229 #define RTMP_MSI_DISABLE(_pAd)
230 #endif // PCI_MSI_SUPPORT //
232 #define SA_SHIRQ IRQF_SHARED
234 #define RT28XX_IRQ_REQUEST(net_dev) \
235 { PRTMP_ADAPTER _pAd = (PRTMP_ADAPTER)((net_dev)->ml_priv); \
236 POS_COOKIE _pObj = (POS_COOKIE)(_pAd->OS_Cookie); \
237 RTMP_MSI_ENABLE(_pAd); \
238 if ((retval = request_irq(_pObj->pci_dev->irq, \
239 rt2860_interrupt, SA_SHIRQ, \
240 (net_dev)->name, (net_dev)))) { \
241 printk("RT2860: request_irq ERROR(%d)\n", retval); \
242 return retval; } }
244 #define RT28XX_IRQ_RELEASE(net_dev) \
245 { PRTMP_ADAPTER _pAd = (PRTMP_ADAPTER)((net_dev)->ml_priv); \
246 POS_COOKIE _pObj = (POS_COOKIE)(_pAd->OS_Cookie); \
247 synchronize_irq(_pObj->pci_dev->irq); \
248 free_irq(_pObj->pci_dev->irq, (net_dev)); \
249 RTMP_MSI_DISABLE(_pAd); }
251 #define RT28XX_IRQ_INIT(pAd) \
252 { pAd->int_enable_reg = ((DELAYINTMASK) | \
253 (RxINT|TxDataInt|TxMgmtInt)) & ~(0x03); \
254 pAd->int_disable_mask = 0; \
255 pAd->int_pending = 0; }
257 #define RT28XX_IRQ_ENABLE(pAd) \
258 { /* clear garbage ints */ \
259 RTMP_IO_WRITE32(pAd, INT_SOURCE_CSR, 0xffffffff); \
260 NICEnableInterrupt(pAd); }
262 #define RT28XX_PUT_DEVICE(dev_p)
265 /* ----------------- MLME Related MACRO ----------------- */
266 #define RT28XX_MLME_HANDLER(pAd) MlmeHandler(pAd)
268 #define RT28XX_MLME_PRE_SANITY_CHECK(pAd)
270 #define RT28XX_MLME_STA_QUICK_RSP_WAKE_UP(pAd) \
271 RTMPSetTimer(&pAd->StaCfg.StaQuickResponeForRateUpTimer, 100);
273 #define RT28XX_MLME_RESET_STATE_MACHINE(pAd) \
274 MlmeRestartStateMachine(pAd)
276 #define RT28XX_HANDLE_COUNTER_MEASURE(_pAd, _pEntry) \
277 HandleCounterMeasure(_pAd, _pEntry)
279 /* ----------------- Power Save Related MACRO ----------------- */
280 #define RT28XX_PS_POLL_ENQUEUE(pAd) EnqueuePsPoll(pAd)
283 // Device ID & Vendor ID, these values should match EEPROM value
285 #define NIC2860_PCI_DEVICE_ID 0x0601
286 #define NIC2860_PCIe_DEVICE_ID 0x0681
287 #define NIC2760_PCI_DEVICE_ID 0x0701 // 1T/2R Cardbus ???
288 #define NIC2790_PCIe_DEVICE_ID 0x0781 // 1T/2R miniCard
290 #define NIC_PCI_VENDOR_ID 0x1814
292 #define VEN_AWT_PCIe_DEVICE_ID 0x1059
293 #define VEN_AWT_PCI_VENDOR_ID 0x1A3B
295 // For RTMPPCIePowerLinkCtrlRestore () function
296 #define RESTORE_HALT 1
297 #define RESTORE_WAKEUP 2
298 #define RESTORE_CLOSE 3
300 #define PowerSafeCID 1
301 #define PowerRadioOffCID 2
302 #define PowerWakeCID 3
303 #define CID0MASK 0x000000ff
304 #define CID1MASK 0x0000ff00
305 #define CID2MASK 0x00ff0000
306 #define CID3MASK 0xff000000
308 #define PCI_REG_READ_WORD(pci_dev, offset, Configuration) \
309 if (pci_read_config_word(pci_dev, offset, &reg16) == 0) \
310 Configuration = le2cpu16(reg16); \
311 else \
312 Configuration = 0;
314 #define PCI_REG_WIRTE_WORD(pci_dev, offset, Configuration) \
315 reg16 = cpu2le16(Configuration); \
316 pci_write_config_word(pci_dev, offset, reg16); \
318 #define RT28XX_STA_FORCE_WAKEUP(pAd, Level) \
319 RT28xxPciStaAsicForceWakeup(pAd, Level);
321 #define RT28XX_STA_SLEEP_THEN_AUTO_WAKEUP(pAd, TbttNumToNextWakeUp) \
322 RT28xxPciStaAsicSleepThenAutoWakeup(pAd, TbttNumToNextWakeUp);
324 #define RT28XX_MLME_RADIO_ON(pAd) \
325 RT28xxPciMlmeRadioOn(pAd);
327 #define RT28XX_MLME_RADIO_OFF(pAd) \
328 RT28xxPciMlmeRadioOFF(pAd);
330 #endif //__RT2860_H__