1 /****************************************************************************** 2 * Copyright(c) 2008 - 2010 Realtek Corporation. All rights reserved. 3 * 4 * Based on the r8180 driver, which is: 5 * Copyright 2004-2005 Andrea Merello <andrea.merello@gmail.com>, et al. 6 * This program is free software; you can redistribute it and/or modify it 7 * under the terms of version 2 of the GNU General Public License as 8 * published by the Free Software Foundation. 9 * 10 * This program is distributed in the hope that it will be useful, but WITHOUT 11 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 12 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for 13 * more details. 14 * 15 * The full GNU General Public License is included in this distribution in the 16 * file called LICENSE. 17 * 18 * Contact Information: 19 * wlanfae <wlanfae@realtek.com> 20 *****************************************************************************/ 21 22 #ifndef _RTL_CORE_H 23 #define _RTL_CORE_H 24 25 #include <linux/module.h> 26 #include <linux/kernel.h> 27 #include <linux/ioport.h> 28 #include <linux/sched.h> 29 #include <linux/types.h> 30 #include <linux/interrupt.h> 31 #include <linux/slab.h> 32 #include <linux/netdevice.h> 33 #include <linux/pci.h> 34 #include <linux/etherdevice.h> 35 #include <linux/delay.h> 36 #include <linux/rtnetlink.h> 37 #include <linux/wireless.h> 38 #include <linux/timer.h> 39 #include <linux/proc_fs.h> 40 #include <linux/if_arp.h> 41 #include <linux/random.h> 42 #include <linux/io.h> 43 44 /* Need this defined before including local include files */ 45 #define DRV_NAME "rtl819xE" 46 47 #include "../rtllib.h" 48 49 #include "../dot11d.h" 50 51 #include "r8192E_firmware.h" 52 #include "r8192E_hw.h" 53 54 #include "r8190P_def.h" 55 #include "r8192E_dev.h" 56 57 #include "rtl_eeprom.h" 58 #include "rtl_ps.h" 59 #include "rtl_pci.h" 60 #include "rtl_cam.h" 61 62 #define DRV_COPYRIGHT \ 63 "Copyright(c) 2008 - 2010 Realsil Semiconductor Corporation" 64 #define DRV_AUTHOR "<wlanfae@realtek.com>" 65 #define DRV_VERSION "0014.0401.2010" 66 67 #define IS_HARDWARE_TYPE_8192SE(_priv) \ 68 (((struct r8192_priv *)rtllib_priv(dev))->card_8192 == NIC_8192SE) 69 70 #define RTL_PCI_DEVICE(vend, dev, cfg) \ 71 .vendor = (vend), .device = (dev), \ 72 .subvendor = PCI_ANY_ID, .subdevice = PCI_ANY_ID, \ 73 .driver_data = (kernel_ulong_t)&(cfg) 74 75 #define TOTAL_CAM_ENTRY 32 76 #define CAM_CONTENT_COUNT 8 77 78 #define HAL_HW_PCI_REVISION_ID_8192PCIE 0x01 79 #define HAL_HW_PCI_REVISION_ID_8192SE 0x10 80 81 #define RTL819X_DEFAULT_RF_TYPE RF_1T2R 82 83 #define RTLLIB_WATCH_DOG_TIME 2000 84 85 #define MAX_DEV_ADDR_SIZE 8 /*support till 64 bit bus width OS*/ 86 #define MAX_FIRMWARE_INFORMATION_SIZE 32 87 #define MAX_802_11_HEADER_LENGTH (40 + MAX_FIRMWARE_INFORMATION_SIZE) 88 #define ENCRYPTION_MAX_OVERHEAD 128 89 #define MAX_FRAGMENT_COUNT 8 90 #define MAX_TRANSMIT_BUFFER_SIZE \ 91 (1600 + (MAX_802_11_HEADER_LENGTH + ENCRYPTION_MAX_OVERHEAD) * \ 92 MAX_FRAGMENT_COUNT) 93 94 #define CMDPACKET_FRAG_SIZE (4 * (MAX_TRANSMIT_BUFFER_SIZE / 4) - 8) 95 96 #define DEFAULT_FRAG_THRESHOLD 2342U 97 #define MIN_FRAG_THRESHOLD 256U 98 #define DEFAULT_BEACONINTERVAL 0x64U 99 100 #define DEFAULT_RETRY_RTS 7 101 #define DEFAULT_RETRY_DATA 7 102 103 #define PHY_RSSI_SLID_WIN_MAX 100 104 105 #define TxBBGainTableLength 37 106 #define CCKTxBBGainTableLength 23 107 108 #define CHANNEL_PLAN_LEN 10 109 #define sCrcLng 4 110 111 #define NIC_SEND_HANG_THRESHOLD_NORMAL 4 112 #define NIC_SEND_HANG_THRESHOLD_POWERSAVE 8 113 114 #define MAX_TX_QUEUE 9 115 116 #define MAX_RX_QUEUE 1 117 118 #define MAX_RX_COUNT 64 119 #define MAX_TX_QUEUE_COUNT 9 120 121 extern int hwwep; 122 123 enum nic_t { 124 NIC_UNKNOWN = 0, 125 NIC_8192E = 1, 126 NIC_8190P = 2, 127 NIC_8192SE = 4, 128 NIC_8192CE = 5, 129 NIC_8192CU = 6, 130 NIC_8192DE = 7, 131 NIC_8192DU = 8, 132 }; 133 134 enum rt_eeprom_type { 135 EEPROM_93C46, 136 EEPROM_93C56, 137 }; 138 139 enum dcmg_txcmd_op { 140 TXCMD_TXRA_HISTORY_CTRL = 0xFF900000, 141 TXCMD_RESET_TX_PKT_BUFF = 0xFF900001, 142 TXCMD_RESET_RX_PKT_BUFF = 0xFF900002, 143 TXCMD_SET_TX_DURATION = 0xFF900003, 144 TXCMD_SET_RX_RSSI = 0xFF900004, 145 TXCMD_SET_TX_PWR_TRACKING = 0xFF900005, 146 TXCMD_XXXX_CTRL, 147 }; 148 149 enum rt_rf_type_819xu { 150 RF_TYPE_MIN = 0, 151 RF_8225, 152 RF_8256, 153 RF_8258, 154 RF_6052 = 4, 155 RF_PSEUDO_11N = 5, 156 }; 157 158 enum rt_customer_id { 159 RT_CID_DEFAULT = 0, 160 RT_CID_8187_ALPHA0 = 1, 161 RT_CID_8187_SERCOMM_PS = 2, 162 RT_CID_8187_HW_LED = 3, 163 RT_CID_8187_NETGEAR = 4, 164 RT_CID_WHQL = 5, 165 RT_CID_819x_CAMEO = 6, 166 RT_CID_819x_RUNTOP = 7, 167 RT_CID_819x_Senao = 8, 168 RT_CID_TOSHIBA = 9, 169 RT_CID_819x_Netcore = 10, 170 RT_CID_Nettronix = 11, 171 RT_CID_DLINK = 12, 172 RT_CID_PRONET = 13, 173 RT_CID_COREGA = 14, 174 RT_CID_819x_ALPHA = 15, 175 RT_CID_819x_Sitecom = 16, 176 RT_CID_CCX = 17, 177 RT_CID_819x_Lenovo = 18, 178 RT_CID_819x_QMI = 19, 179 RT_CID_819x_Edimax_Belkin = 20, 180 RT_CID_819x_Sercomm_Belkin = 21, 181 RT_CID_819x_CAMEO1 = 22, 182 RT_CID_819x_MSI = 23, 183 RT_CID_819x_Acer = 24, 184 RT_CID_819x_HP = 27, 185 RT_CID_819x_CLEVO = 28, 186 RT_CID_819x_Arcadyan_Belkin = 29, 187 RT_CID_819x_SAMSUNG = 30, 188 RT_CID_819x_WNC_COREGA = 31, 189 }; 190 191 enum reset_type { 192 RESET_TYPE_NORESET = 0x00, 193 RESET_TYPE_NORMAL = 0x01, 194 RESET_TYPE_SILENT = 0x02 195 }; 196 197 struct rt_stats { 198 unsigned long rxrdu; 199 unsigned long rxok; 200 unsigned long rxdatacrcerr; 201 unsigned long rxmgmtcrcerr; 202 unsigned long rxcrcerrmin; 203 unsigned long rxcrcerrmid; 204 unsigned long rxcrcerrmax; 205 unsigned long received_rate_histogram[4][32]; 206 unsigned long received_preamble_GI[2][32]; 207 unsigned long numpacket_matchbssid; 208 unsigned long numpacket_toself; 209 unsigned long num_process_phyinfo; 210 unsigned long numqry_phystatus; 211 unsigned long numqry_phystatusCCK; 212 unsigned long numqry_phystatusHT; 213 unsigned long received_bwtype[5]; 214 unsigned long rxoverflow; 215 unsigned long rxint; 216 unsigned long ints; 217 unsigned long shints; 218 unsigned long txoverflow; 219 unsigned long txbeokint; 220 unsigned long txbkokint; 221 unsigned long txviokint; 222 unsigned long txvookint; 223 unsigned long txbeaconokint; 224 unsigned long txbeaconerr; 225 unsigned long txmanageokint; 226 unsigned long txcmdpktokint; 227 unsigned long txbytesmulticast; 228 unsigned long txbytesbroadcast; 229 unsigned long txbytesunicast; 230 unsigned long rxbytesunicast; 231 unsigned long txretrycount; 232 u8 last_packet_rate; 233 unsigned long slide_signal_strength[100]; 234 unsigned long slide_evm[100]; 235 unsigned long slide_rssi_total; 236 unsigned long slide_evm_total; 237 long signal_strength; 238 long signal_quality; 239 long last_signal_strength_inpercent; 240 long recv_signal_power; 241 u8 rx_rssi_percentage[4]; 242 u8 rx_evm_percentage[2]; 243 long rxSNRdB[4]; 244 u32 Slide_Beacon_pwdb[100]; 245 u32 Slide_Beacon_Total; 246 u32 CurrentShowTxate; 247 }; 248 249 struct channel_access_setting { 250 u16 SIFS_Timer; 251 u16 DIFS_Timer; 252 u16 SlotTimeTimer; 253 u16 EIFS_Timer; 254 u16 CWminIndex; 255 u16 CWmaxIndex; 256 }; 257 258 struct init_gain { 259 u8 xaagccore1; 260 u8 xbagccore1; 261 u8 xcagccore1; 262 u8 xdagccore1; 263 u8 cca; 264 265 }; 266 267 struct tx_ring { 268 u32 *desc; 269 u8 nStuckCount; 270 struct tx_ring *next; 271 } __packed; 272 273 struct rtl8192_tx_ring { 274 struct tx_desc *desc; 275 dma_addr_t dma; 276 unsigned int idx; 277 unsigned int entries; 278 struct sk_buff_head queue; 279 }; 280 281 282 283 struct rtl819x_ops { 284 enum nic_t nic_type; 285 void (*get_eeprom_size)(struct net_device *dev); 286 void (*init_adapter_variable)(struct net_device *dev); 287 void (*init_before_adapter_start)(struct net_device *dev); 288 bool (*initialize_adapter)(struct net_device *dev); 289 void (*link_change)(struct net_device *dev); 290 void (*tx_fill_descriptor)(struct net_device *dev, 291 struct tx_desc *tx_desc, 292 struct cb_desc *cb_desc, 293 struct sk_buff *skb); 294 void (*tx_fill_cmd_descriptor)(struct net_device *dev, 295 struct tx_desc_cmd *entry, 296 struct cb_desc *cb_desc, 297 struct sk_buff *skb); 298 bool (*rx_query_status_descriptor)(struct net_device *dev, 299 struct rtllib_rx_stats *stats, 300 struct rx_desc *pdesc, 301 struct sk_buff *skb); 302 bool (*rx_command_packet_handler)(struct net_device *dev, 303 struct sk_buff *skb, 304 struct rx_desc *pdesc); 305 void (*stop_adapter)(struct net_device *dev, bool reset); 306 void (*update_ratr_table)(struct net_device *dev); 307 void (*irq_enable)(struct net_device *dev); 308 void (*irq_disable)(struct net_device *dev); 309 void (*irq_clear)(struct net_device *dev); 310 void (*rx_enable)(struct net_device *dev); 311 void (*tx_enable)(struct net_device *dev); 312 void (*interrupt_recognized)(struct net_device *dev, 313 u32 *p_inta, u32 *p_intb); 314 bool (*TxCheckStuckHandler)(struct net_device *dev); 315 bool (*RxCheckStuckHandler)(struct net_device *dev); 316 }; 317 318 struct r8192_priv { 319 struct pci_dev *pdev; 320 struct pci_dev *bridge_pdev; 321 322 bool bfirst_init; 323 bool bfirst_after_down; 324 bool initialized_at_probe; 325 bool being_init_adapter; 326 bool bDriverIsGoingToUnload; 327 328 int irq; 329 short irq_enabled; 330 331 short up; 332 short up_first_time; 333 struct delayed_work update_beacon_wq; 334 struct delayed_work watch_dog_wq; 335 struct delayed_work txpower_tracking_wq; 336 struct delayed_work rfpath_check_wq; 337 struct delayed_work gpio_change_rf_wq; 338 339 struct channel_access_setting ChannelAccessSetting; 340 341 struct rtl819x_ops *ops; 342 struct rtllib_device *rtllib; 343 344 struct work_struct reset_wq; 345 346 struct log_int_8190 InterruptLog; 347 348 enum rt_customer_id CustomerID; 349 350 351 enum rt_rf_type_819xu rf_chip; 352 enum ht_channel_width CurrentChannelBW; 353 struct bb_reg_definition PHYRegDef[4]; 354 struct rate_adaptive rate_adaptive; 355 356 enum acm_method AcmMethod; 357 358 struct rt_firmware *pFirmware; 359 enum rtl819x_loopback LoopbackMode; 360 361 struct timer_list watch_dog_timer; 362 struct timer_list fsync_timer; 363 struct timer_list gpio_polling_timer; 364 365 spinlock_t irq_th_lock; 366 spinlock_t tx_lock; 367 spinlock_t rf_ps_lock; 368 spinlock_t ps_lock; 369 370 struct sk_buff_head skb_queue; 371 372 struct tasklet_struct irq_rx_tasklet; 373 struct tasklet_struct irq_tx_tasklet; 374 struct tasklet_struct irq_prepare_beacon_tasklet; 375 376 struct mutex wx_mutex; 377 struct mutex rf_mutex; 378 struct mutex mutex; 379 380 struct rt_stats stats; 381 struct iw_statistics wstats; 382 383 short (*rf_set_sens)(struct net_device *dev, short sens); 384 u8 (*rf_set_chan)(struct net_device *dev, u8 ch); 385 386 struct rx_desc *rx_ring[MAX_RX_QUEUE]; 387 struct sk_buff *rx_buf[MAX_RX_QUEUE][MAX_RX_COUNT]; 388 dma_addr_t rx_ring_dma[MAX_RX_QUEUE]; 389 unsigned int rx_idx[MAX_RX_QUEUE]; 390 int rxringcount; 391 u16 rxbuffersize; 392 393 u64 LastRxDescTSF; 394 395 u32 ReceiveConfig; 396 u8 retry_data; 397 u8 retry_rts; 398 u16 rts; 399 400 struct rtl8192_tx_ring tx_ring[MAX_TX_QUEUE_COUNT]; 401 int txringcount; 402 atomic_t tx_pending[0x10]; 403 404 u16 ShortRetryLimit; 405 u16 LongRetryLimit; 406 407 bool bHwRadioOff; 408 bool blinked_ingpio; 409 u8 polling_timer_on; 410 411 /**********************************************************/ 412 413 enum card_type { 414 PCI, MINIPCI, 415 CARDBUS, USB 416 } card_type; 417 418 struct work_struct qos_activate; 419 420 short promisc; 421 422 short chan; 423 short sens; 424 short max_sens; 425 426 u8 ScanDelay; 427 bool ps_force; 428 429 u32 irq_mask[2]; 430 431 u8 Rf_Mode; 432 enum nic_t card_8192; 433 u8 card_8192_version; 434 435 u8 rf_type; 436 u8 IC_Cut; 437 char nick[IW_ESSID_MAX_SIZE + 1]; 438 u8 check_roaming_cnt; 439 440 u32 SilentResetRxSlotIndex; 441 u32 SilentResetRxStuckEvent[MAX_SILENT_RESET_RX_SLOT_NUM]; 442 443 u16 basic_rate; 444 u8 short_preamble; 445 u8 dot11CurrentPreambleMode; 446 u8 slot_time; 447 u16 SifsTime; 448 449 bool AutoloadFailFlag; 450 451 short epromtype; 452 u16 eeprom_vid; 453 u16 eeprom_did; 454 u8 eeprom_CustomerID; 455 u16 eeprom_ChannelPlan; 456 457 u8 EEPROMTxPowerLevelCCK[14]; 458 u8 EEPROMTxPowerLevelOFDM24G[14]; 459 u8 EEPROMRfACCKChnl1TxPwLevel[3]; 460 u8 EEPROMRfAOfdmChnlTxPwLevel[3]; 461 u8 EEPROMRfCCCKChnl1TxPwLevel[3]; 462 u8 EEPROMRfCOfdmChnlTxPwLevel[3]; 463 u16 EEPROMAntPwDiff; 464 u8 EEPROMThermalMeter; 465 u8 EEPROMCrystalCap; 466 467 u8 EEPROMLegacyHTTxPowerDiff; 468 469 u8 CrystalCap; 470 u8 ThermalMeter[2]; 471 472 u8 SwChnlInProgress; 473 u8 SwChnlStage; 474 u8 SwChnlStep; 475 u8 SetBWModeInProgress; 476 477 u8 nCur40MhzPrimeSC; 478 479 u32 RfReg0Value[4]; 480 u8 NumTotalRFPath; 481 bool brfpath_rxenable[4]; 482 483 bool bTXPowerDataReadFromEEPORM; 484 485 u16 RegChannelPlan; 486 u16 ChannelPlan; 487 488 bool RegRfOff; 489 bool isRFOff; 490 bool bInPowerSaveMode; 491 u8 bHwRfOffAction; 492 493 bool RFChangeInProgress; 494 bool SetRFPowerStateInProgress; 495 bool bdisable_nic; 496 497 u8 DM_Type; 498 499 u8 CckPwEnl; 500 u16 TSSI_13dBm; 501 u32 Pwr_Track; 502 u8 CCKPresentAttentuation_20Mdefault; 503 u8 CCKPresentAttentuation_40Mdefault; 504 s8 CCKPresentAttentuation_difference; 505 s8 CCKPresentAttentuation; 506 long undecorated_smoothed_pwdb; 507 508 u32 MCSTxPowerLevelOriginalOffset[6]; 509 u8 TxPowerLevelCCK[14]; 510 u8 TxPowerLevelCCK_A[14]; 511 u8 TxPowerLevelCCK_C[14]; 512 u8 TxPowerLevelOFDM24G[14]; 513 u8 TxPowerLevelOFDM24G_A[14]; 514 u8 TxPowerLevelOFDM24G_C[14]; 515 u8 LegacyHTTxPowerDiff; 516 s8 RF_C_TxPwDiff; 517 u8 AntennaTxPwDiff[3]; 518 519 bool bDynamicTxHighPower; 520 bool bDynamicTxLowPower; 521 bool bLastDTPFlag_High; 522 bool bLastDTPFlag_Low; 523 524 u8 rfa_txpowertrackingindex; 525 u8 rfa_txpowertrackingindex_real; 526 u8 rfa_txpowertracking_default; 527 u8 rfc_txpowertrackingindex; 528 u8 rfc_txpowertrackingindex_real; 529 bool btxpower_tracking; 530 bool bcck_in_ch14; 531 532 u8 txpower_count; 533 bool btxpower_trackingInit; 534 535 u8 OFDM_index[2]; 536 u8 CCK_index; 537 538 u8 Record_CCK_20Mindex; 539 u8 Record_CCK_40Mindex; 540 541 struct init_gain initgain_backup; 542 u8 DefaultInitialGain[4]; 543 bool bis_any_nonbepkts; 544 bool bcurrent_turbo_EDCA; 545 bool bis_cur_rdlstate; 546 547 bool bfsync_processing; 548 u32 rate_record; 549 u32 rateCountDiffRecord; 550 u32 ContinueDiffCount; 551 bool bswitch_fsync; 552 u8 framesync; 553 u32 framesyncC34; 554 u8 framesyncMonitor; 555 556 u32 reset_count; 557 558 enum reset_type ResetProgress; 559 bool bForcedSilentReset; 560 bool bDisableNormalResetCheck; 561 u16 TxCounter; 562 u16 RxCounter; 563 bool bResetInProgress; 564 bool force_reset; 565 bool force_lps; 566 567 bool chan_forced; 568 569 u8 PwrDomainProtect; 570 u8 H2CTxCmdSeq; 571 }; 572 573 extern const struct ethtool_ops rtl819x_ethtool_ops; 574 575 u8 rtl92e_readb(struct net_device *dev, int x); 576 u32 rtl92e_readl(struct net_device *dev, int x); 577 u16 rtl92e_readw(struct net_device *dev, int x); 578 void rtl92e_writeb(struct net_device *dev, int x, u8 y); 579 void rtl92e_writew(struct net_device *dev, int x, u16 y); 580 void rtl92e_writel(struct net_device *dev, int x, u32 y); 581 582 void force_pci_posting(struct net_device *dev); 583 584 void rtl92e_rx_enable(struct net_device *); 585 void rtl92e_tx_enable(struct net_device *); 586 587 void rtl92e_hw_sleep_wq(void *data); 588 void rtl92e_commit(struct net_device *dev); 589 590 void rtl92e_check_rfctrl_gpio_timer(struct timer_list *t); 591 592 void rtl92e_hw_wakeup_wq(void *data); 593 594 void rtl92e_reset_desc_ring(struct net_device *dev); 595 void rtl92e_set_wireless_mode(struct net_device *dev, u8 wireless_mode); 596 void rtl92e_irq_enable(struct net_device *dev); 597 void rtl92e_config_rate(struct net_device *dev, u16 *rate_config); 598 void rtl92e_irq_disable(struct net_device *dev); 599 600 void rtl92e_update_rx_pkt_timestamp(struct net_device *dev, 601 struct rtllib_rx_stats *stats); 602 long rtl92e_translate_to_dbm(struct r8192_priv *priv, u8 signal_strength_index); 603 void rtl92e_update_rx_statistics(struct r8192_priv *priv, 604 struct rtllib_rx_stats *pprevious_stats); 605 u8 rtl92e_evm_db_to_percent(s8 value); 606 u8 rtl92e_rx_db_to_percent(s8 antpower); 607 void rtl92e_copy_mpdu_stats(struct rtllib_rx_stats *psrc_stats, 608 struct rtllib_rx_stats *ptarget_stats); 609 bool rtl92e_enable_nic(struct net_device *dev); 610 bool rtl92e_disable_nic(struct net_device *dev); 611 612 bool rtl92e_set_rf_state(struct net_device *dev, 613 enum rt_rf_power_state StateToSet, 614 RT_RF_CHANGE_SOURCE ChangeSource); 615 #endif 616
