These changes are the raw update to linux-4.4.6-rt14. Kernel sources
[kvmfornfv.git] / kernel / drivers / staging / rtl8192e / rtl8192e / rtl_core.h
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 RTL_IOCTL_WPA_SUPPLICANT                (SIOCIWFIRSTPRIV + 30)
106
107 #define TxBBGainTableLength                     37
108 #define CCKTxBBGainTableLength                  23
109
110 #define CHANNEL_PLAN_LEN                        10
111 #define sCrcLng                                 4
112
113 #define NIC_SEND_HANG_THRESHOLD_NORMAL          4
114 #define NIC_SEND_HANG_THRESHOLD_POWERSAVE       8
115
116 #define MAX_TX_QUEUE                            9
117
118 #define MAX_RX_QUEUE                            1
119
120 #define MAX_RX_COUNT                            64
121 #define MAX_TX_QUEUE_COUNT                      9
122
123 extern int hwwep;
124
125 enum nic_t {
126         NIC_UNKNOWN     = 0,
127         NIC_8192E       = 1,
128         NIC_8190P       = 2,
129         NIC_8192SE      = 4,
130         NIC_8192CE      = 5,
131         NIC_8192CU      = 6,
132         NIC_8192DE      = 7,
133         NIC_8192DU      = 8,
134 };
135
136 enum rt_eeprom_type {
137         EEPROM_93C46,
138         EEPROM_93C56,
139 };
140
141 enum dcmg_txcmd_op {
142         TXCMD_TXRA_HISTORY_CTRL         = 0xFF900000,
143         TXCMD_RESET_TX_PKT_BUFF         = 0xFF900001,
144         TXCMD_RESET_RX_PKT_BUFF         = 0xFF900002,
145         TXCMD_SET_TX_DURATION           = 0xFF900003,
146         TXCMD_SET_RX_RSSI               = 0xFF900004,
147         TXCMD_SET_TX_PWR_TRACKING       = 0xFF900005,
148         TXCMD_XXXX_CTRL,
149 };
150
151 enum rt_rf_type_819xu {
152         RF_TYPE_MIN = 0,
153         RF_8225,
154         RF_8256,
155         RF_8258,
156         RF_6052 = 4,
157         RF_PSEUDO_11N = 5,
158 };
159
160 enum rt_customer_id {
161         RT_CID_DEFAULT    = 0,
162         RT_CID_8187_ALPHA0      = 1,
163         RT_CID_8187_SERCOMM_PS  = 2,
164         RT_CID_8187_HW_LED      = 3,
165         RT_CID_8187_NETGEAR     = 4,
166         RT_CID_WHQL          = 5,
167         RT_CID_819x_CAMEO       = 6,
168         RT_CID_819x_RUNTOP      = 7,
169         RT_CID_819x_Senao       = 8,
170         RT_CID_TOSHIBA    = 9,
171         RT_CID_819x_Netcore     = 10,
172         RT_CID_Nettronix        = 11,
173         RT_CID_DLINK        = 12,
174         RT_CID_PRONET      = 13,
175         RT_CID_COREGA      = 14,
176         RT_CID_819x_ALPHA       = 15,
177         RT_CID_819x_Sitecom     = 16,
178         RT_CID_CCX            = 17,
179         RT_CID_819x_Lenovo      = 18,
180         RT_CID_819x_QMI  = 19,
181         RT_CID_819x_Edimax_Belkin = 20,
182         RT_CID_819x_Sercomm_Belkin = 21,
183         RT_CID_819x_CAMEO1 = 22,
184         RT_CID_819x_MSI = 23,
185         RT_CID_819x_Acer = 24,
186         RT_CID_819x_HP  = 27,
187         RT_CID_819x_CLEVO = 28,
188         RT_CID_819x_Arcadyan_Belkin = 29,
189         RT_CID_819x_SAMSUNG = 30,
190         RT_CID_819x_WNC_COREGA = 31,
191 };
192
193 enum reset_type {
194         RESET_TYPE_NORESET = 0x00,
195         RESET_TYPE_NORMAL = 0x01,
196         RESET_TYPE_SILENT = 0x02
197 };
198
199 struct rt_stats {
200         unsigned long rxrdu;
201         unsigned long rxok;
202         unsigned long rxdatacrcerr;
203         unsigned long rxmgmtcrcerr;
204         unsigned long rxcrcerrmin;
205         unsigned long rxcrcerrmid;
206         unsigned long rxcrcerrmax;
207         unsigned long received_rate_histogram[4][32];
208         unsigned long received_preamble_GI[2][32];
209         unsigned long numpacket_matchbssid;
210         unsigned long numpacket_toself;
211         unsigned long num_process_phyinfo;
212         unsigned long numqry_phystatus;
213         unsigned long numqry_phystatusCCK;
214         unsigned long numqry_phystatusHT;
215         unsigned long received_bwtype[5];
216         unsigned long rxoverflow;
217         unsigned long rxint;
218         unsigned long ints;
219         unsigned long shints;
220         unsigned long txoverflow;
221         unsigned long txbeokint;
222         unsigned long txbkokint;
223         unsigned long txviokint;
224         unsigned long txvookint;
225         unsigned long txbeaconokint;
226         unsigned long txbeaconerr;
227         unsigned long txmanageokint;
228         unsigned long txcmdpktokint;
229         unsigned long txbytesmulticast;
230         unsigned long txbytesbroadcast;
231         unsigned long txbytesunicast;
232         unsigned long rxbytesunicast;
233         unsigned long txretrycount;
234         u8      last_packet_rate;
235         unsigned long slide_signal_strength[100];
236         unsigned long slide_evm[100];
237         unsigned long   slide_rssi_total;
238         unsigned long slide_evm_total;
239         long signal_strength;
240         long signal_quality;
241         long last_signal_strength_inpercent;
242         long    recv_signal_power;
243         u8 rx_rssi_percentage[4];
244         u8 rx_evm_percentage[2];
245         long rxSNRdB[4];
246         u32 Slide_Beacon_pwdb[100];
247         u32 Slide_Beacon_Total;
248         u32     CurrentShowTxate;
249 };
250
251 struct channel_access_setting {
252         u16 SIFS_Timer;
253         u16 DIFS_Timer;
254         u16 SlotTimeTimer;
255         u16 EIFS_Timer;
256         u16 CWminIndex;
257         u16 CWmaxIndex;
258 };
259
260 struct init_gain {
261         u8      xaagccore1;
262         u8      xbagccore1;
263         u8      xcagccore1;
264         u8      xdagccore1;
265         u8      cca;
266
267 };
268
269 struct tx_ring {
270         u32 *desc;
271         u8 nStuckCount;
272         struct tx_ring *next;
273 } __packed;
274
275 struct rtl8192_tx_ring {
276         struct tx_desc *desc;
277         dma_addr_t dma;
278         unsigned int idx;
279         unsigned int entries;
280         struct sk_buff_head queue;
281 };
282
283
284
285 struct rtl819x_ops {
286         enum nic_t nic_type;
287         void (*get_eeprom_size)(struct net_device *dev);
288         void (*init_adapter_variable)(struct net_device *dev);
289         void (*init_before_adapter_start)(struct net_device *dev);
290         bool (*initialize_adapter)(struct net_device *dev);
291         void (*link_change)(struct net_device *dev);
292         void (*tx_fill_descriptor)(struct net_device *dev,
293                                    struct tx_desc *tx_desc,
294                                    struct cb_desc *cb_desc,
295                                    struct sk_buff *skb);
296         void (*tx_fill_cmd_descriptor)(struct net_device *dev,
297                                        struct tx_desc_cmd *entry,
298                                        struct cb_desc *cb_desc,
299                                        struct sk_buff *skb);
300         bool (*rx_query_status_descriptor)(struct net_device *dev,
301                                            struct rtllib_rx_stats *stats,
302                                            struct rx_desc *pdesc,
303                                            struct sk_buff *skb);
304         bool (*rx_command_packet_handler)(struct net_device *dev,
305                                           struct sk_buff *skb,
306                                           struct rx_desc *pdesc);
307         void (*stop_adapter)(struct net_device *dev, bool reset);
308         void (*update_ratr_table)(struct net_device *dev);
309         void (*irq_enable)(struct net_device *dev);
310         void (*irq_disable)(struct net_device *dev);
311         void (*irq_clear)(struct net_device *dev);
312         void (*rx_enable)(struct net_device *dev);
313         void (*tx_enable)(struct net_device *dev);
314         void (*interrupt_recognized)(struct net_device *dev,
315                                      u32 *p_inta, u32 *p_intb);
316         bool (*TxCheckStuckHandler)(struct net_device *dev);
317         bool (*RxCheckStuckHandler)(struct net_device *dev);
318 };
319
320 struct r8192_priv {
321         struct pci_dev *pdev;
322         struct pci_dev *bridge_pdev;
323
324         bool            bfirst_init;
325         bool            bfirst_after_down;
326         bool            initialized_at_probe;
327         bool            being_init_adapter;
328         bool            bDriverIsGoingToUnload;
329
330         int             irq;
331         short   irq_enabled;
332
333         short   up;
334         short   up_first_time;
335         struct delayed_work             update_beacon_wq;
336         struct delayed_work             watch_dog_wq;
337         struct delayed_work             txpower_tracking_wq;
338         struct delayed_work             rfpath_check_wq;
339         struct delayed_work             gpio_change_rf_wq;
340
341         struct workqueue_struct         *priv_wq;
342
343         struct channel_access_setting ChannelAccessSetting;
344
345         struct rtl819x_ops                      *ops;
346         struct rtllib_device                    *rtllib;
347
348         struct work_struct                              reset_wq;
349
350         struct log_int_8190 InterruptLog;
351
352         enum rt_customer_id CustomerID;
353
354
355         enum rt_rf_type_819xu rf_chip;
356         enum ht_channel_width CurrentChannelBW;
357         struct bb_reg_definition PHYRegDef[4];
358         struct rate_adaptive rate_adaptive;
359
360         enum acm_method AcmMethod;
361
362         struct rt_firmware                      *pFirmware;
363         enum rtl819x_loopback LoopbackMode;
364
365         struct timer_list                       watch_dog_timer;
366         struct timer_list                       fsync_timer;
367         struct timer_list                       gpio_polling_timer;
368
369         spinlock_t                              irq_th_lock;
370         spinlock_t                              tx_lock;
371         spinlock_t                              rf_ps_lock;
372         spinlock_t                              ps_lock;
373
374         struct sk_buff_head             skb_queue;
375
376         struct tasklet_struct           irq_rx_tasklet;
377         struct tasklet_struct           irq_tx_tasklet;
378         struct tasklet_struct           irq_prepare_beacon_tasklet;
379
380         struct semaphore                        wx_sem;
381         struct semaphore                        rf_sem;
382         struct mutex                            mutex;
383
384         struct rt_stats stats;
385         struct iw_statistics                    wstats;
386
387         short (*rf_set_sens)(struct net_device *dev, short sens);
388         u8 (*rf_set_chan)(struct net_device *dev, u8 ch);
389
390         struct rx_desc *rx_ring[MAX_RX_QUEUE];
391         struct sk_buff  *rx_buf[MAX_RX_QUEUE][MAX_RX_COUNT];
392         dma_addr_t      rx_ring_dma[MAX_RX_QUEUE];
393         unsigned int    rx_idx[MAX_RX_QUEUE];
394         int             rxringcount;
395         u16             rxbuffersize;
396
397         u64             LastRxDescTSF;
398
399         u32             ReceiveConfig;
400         u8              retry_data;
401         u8              retry_rts;
402         u16             rts;
403
404         struct rtl8192_tx_ring tx_ring[MAX_TX_QUEUE_COUNT];
405         int              txringcount;
406         atomic_t        tx_pending[0x10];
407
408         u16             ShortRetryLimit;
409         u16             LongRetryLimit;
410
411         bool            bHwRadioOff;
412         bool            blinked_ingpio;
413         u8              polling_timer_on;
414
415         /**********************************************************/
416
417         enum card_type {
418                 PCI, MINIPCI,
419                 CARDBUS, USB
420         } card_type;
421
422         struct work_struct qos_activate;
423
424         short   promisc;
425
426         short   chan;
427         short   sens;
428         short   max_sens;
429
430         u8 ScanDelay;
431         bool ps_force;
432
433         u32 irq_mask[2];
434
435         u8 Rf_Mode;
436         enum nic_t card_8192;
437         u8 card_8192_version;
438
439         u8 rf_type;
440         u8 IC_Cut;
441         char nick[IW_ESSID_MAX_SIZE + 1];
442         u8 check_roaming_cnt;
443
444         u32 SilentResetRxSlotIndex;
445         u32 SilentResetRxStuckEvent[MAX_SILENT_RESET_RX_SLOT_NUM];
446
447         u16 basic_rate;
448         u8 short_preamble;
449         u8 dot11CurrentPreambleMode;
450         u8 slot_time;
451         u16 SifsTime;
452
453         bool AutoloadFailFlag;
454
455         short   epromtype;
456         u16 eeprom_vid;
457         u16 eeprom_did;
458         u8 eeprom_CustomerID;
459         u16 eeprom_ChannelPlan;
460
461         u8 EEPROMTxPowerLevelCCK[14];
462         u8 EEPROMTxPowerLevelOFDM24G[14];
463         u8 EEPROMRfACCKChnl1TxPwLevel[3];
464         u8 EEPROMRfAOfdmChnlTxPwLevel[3];
465         u8 EEPROMRfCCCKChnl1TxPwLevel[3];
466         u8 EEPROMRfCOfdmChnlTxPwLevel[3];
467         u16 EEPROMAntPwDiff;
468         u8 EEPROMThermalMeter;
469         u8 EEPROMCrystalCap;
470
471         u8 EEPROMLegacyHTTxPowerDiff;
472
473         u8 CrystalCap;
474         u8 ThermalMeter[2];
475
476         u8 SwChnlInProgress;
477         u8 SwChnlStage;
478         u8 SwChnlStep;
479         u8 SetBWModeInProgress;
480
481         u8 nCur40MhzPrimeSC;
482
483         u32 RfReg0Value[4];
484         u8 NumTotalRFPath;
485         bool brfpath_rxenable[4];
486
487         bool bTXPowerDataReadFromEEPORM;
488
489         u16 RegChannelPlan;
490         u16 ChannelPlan;
491
492         bool RegRfOff;
493         bool isRFOff;
494         bool bInPowerSaveMode;
495         u8 bHwRfOffAction;
496
497         bool RFChangeInProgress;
498         bool SetRFPowerStateInProgress;
499         bool bdisable_nic;
500
501         u8 DM_Type;
502
503         u8 CckPwEnl;
504         u16 TSSI_13dBm;
505         u32 Pwr_Track;
506         u8 CCKPresentAttentuation_20Mdefault;
507         u8 CCKPresentAttentuation_40Mdefault;
508         char CCKPresentAttentuation_difference;
509         char CCKPresentAttentuation;
510         long undecorated_smoothed_pwdb;
511
512         u32 MCSTxPowerLevelOriginalOffset[6];
513         u8 TxPowerLevelCCK[14];
514         u8 TxPowerLevelCCK_A[14];
515         u8 TxPowerLevelCCK_C[14];
516         u8              TxPowerLevelOFDM24G[14];
517         u8              TxPowerLevelOFDM24G_A[14];
518         u8              TxPowerLevelOFDM24G_C[14];
519         u8              LegacyHTTxPowerDiff;
520         s8              RF_C_TxPwDiff;
521         u8              AntennaTxPwDiff[3];
522
523         bool            bDynamicTxHighPower;
524         bool            bDynamicTxLowPower;
525         bool            bLastDTPFlag_High;
526         bool            bLastDTPFlag_Low;
527
528         u8              rfa_txpowertrackingindex;
529         u8              rfa_txpowertrackingindex_real;
530         u8              rfa_txpowertracking_default;
531         u8              rfc_txpowertrackingindex;
532         u8              rfc_txpowertrackingindex_real;
533         bool            btxpower_tracking;
534         bool            bcck_in_ch14;
535
536         u8              txpower_count;
537         bool            btxpower_trackingInit;
538
539         u8              OFDM_index[2];
540         u8              CCK_index;
541
542         u8              Record_CCK_20Mindex;
543         u8              Record_CCK_40Mindex;
544
545         struct init_gain initgain_backup;
546         u8              DefaultInitialGain[4];
547         bool            bis_any_nonbepkts;
548         bool            bcurrent_turbo_EDCA;
549         bool            bis_cur_rdlstate;
550
551         bool            bfsync_processing;
552         u32             rate_record;
553         u32             rateCountDiffRecord;
554         u32             ContinueDiffCount;
555         bool            bswitch_fsync;
556         u8              framesync;
557         u32             framesyncC34;
558         u8              framesyncMonitor;
559
560         u32             reset_count;
561
562         enum reset_type ResetProgress;
563         bool            bForcedSilentReset;
564         bool            bDisableNormalResetCheck;
565         u16             TxCounter;
566         u16             RxCounter;
567         bool            bResetInProgress;
568         bool            force_reset;
569         bool            force_lps;
570
571         bool            chan_forced;
572
573         u8              PwrDomainProtect;
574         u8              H2CTxCmdSeq;
575 };
576
577 extern const struct ethtool_ops rtl819x_ethtool_ops;
578
579 u8 rtl92e_readb(struct net_device *dev, int x);
580 u32 rtl92e_readl(struct net_device *dev, int x);
581 u16 rtl92e_readw(struct net_device *dev, int x);
582 void rtl92e_writeb(struct net_device *dev, int x, u8 y);
583 void rtl92e_writew(struct net_device *dev, int x, u16 y);
584 void rtl92e_writel(struct net_device *dev, int x, u32 y);
585
586 void force_pci_posting(struct net_device *dev);
587
588 void rtl92e_rx_enable(struct net_device *);
589 void rtl92e_tx_enable(struct net_device *);
590
591 void rtl92e_hw_sleep_wq(void *data);
592 void rtl92e_commit(struct net_device *dev);
593
594 void rtl92e_check_rfctrl_gpio_timer(unsigned long data);
595
596 void rtl92e_hw_wakeup_wq(void *data);
597
598 void rtl92e_reset_desc_ring(struct net_device *dev);
599 void rtl92e_set_wireless_mode(struct net_device *dev, u8 wireless_mode);
600 void rtl92e_irq_enable(struct net_device *dev);
601 void rtl92e_config_rate(struct net_device *dev, u16 *rate_config);
602 void rtl92e_irq_disable(struct net_device *dev);
603
604 void rtl92e_update_rx_pkt_timestamp(struct net_device *dev,
605                                     struct rtllib_rx_stats *stats);
606 long rtl92e_translate_to_dbm(struct r8192_priv *priv, u8 signal_strength_index);
607 void rtl92e_update_rx_statistics(struct r8192_priv *priv,
608                                  struct rtllib_rx_stats *pprevious_stats);
609 u8 rtl92e_evm_db_to_percent(char value);
610 u8 rtl92e_rx_db_to_percent(char antpower);
611 void rtl92e_copy_mpdu_stats(struct rtllib_rx_stats *psrc_stats,
612                             struct rtllib_rx_stats *ptarget_stats);
613 bool rtl92e_enable_nic(struct net_device *dev);
614 bool rtl92e_disable_nic(struct net_device *dev);
615
616 bool rtl92e_set_rf_state(struct net_device *dev,
617                          enum rt_rf_power_state StateToSet,
618                          RT_RF_CHANGE_SOURCE ChangeSource);
619 #endif