Merge tag '9p-for-5.3' of git://github.com/martinetd/linux
[linux-2.6-microblaze.git] / drivers / staging / rtl8192e / rtl8192e / rtl_core.h
1 /* SPDX-License-Identifier: GPL-2.0 */
2 /*
3  * Copyright(c) 2008 - 2010 Realtek Corporation. All rights reserved.
4  *
5  * Based on the r8180 driver, which is:
6  * Copyright 2004-2005 Andrea Merello <andrea.merello@gmail.com>, et al.
7  *
8  * Contact Information: wlanfae <wlanfae@realtek.com>
9  */
10 #ifndef _RTL_CORE_H
11 #define _RTL_CORE_H
12
13 #include <linux/module.h>
14 #include <linux/kernel.h>
15 #include <linux/ioport.h>
16 #include <linux/sched.h>
17 #include <linux/types.h>
18 #include <linux/interrupt.h>
19 #include <linux/slab.h>
20 #include <linux/netdevice.h>
21 #include <linux/pci.h>
22 #include <linux/etherdevice.h>
23 #include <linux/delay.h>
24 #include <linux/rtnetlink.h>
25 #include <linux/wireless.h>
26 #include <linux/timer.h>
27 #include <linux/proc_fs.h>
28 #include <linux/if_arp.h>
29 #include <linux/random.h>
30 #include <linux/io.h>
31
32 /* Need this defined before including local include files */
33 #define DRV_NAME "rtl819xE"
34
35 #include "../rtllib.h"
36
37 #include "../dot11d.h"
38
39 #include "r8192E_firmware.h"
40 #include "r8192E_hw.h"
41
42 #include "r8190P_def.h"
43 #include "r8192E_dev.h"
44
45 #include "rtl_eeprom.h"
46 #include "rtl_ps.h"
47 #include "rtl_pci.h"
48 #include "rtl_cam.h"
49
50 #define DRV_COPYRIGHT           \
51         "Copyright(c) 2008 - 2010 Realsil Semiconductor Corporation"
52 #define DRV_AUTHOR  "<wlanfae@realtek.com>"
53 #define DRV_VERSION  "0014.0401.2010"
54
55 #define IS_HARDWARE_TYPE_8192SE(_priv)          \
56         (((struct r8192_priv *)rtllib_priv(dev))->card_8192 == NIC_8192SE)
57
58 #define RTL_PCI_DEVICE(vend, dev, cfg) \
59         .vendor = (vend), .device = (dev), \
60         .subvendor = PCI_ANY_ID, .subdevice = PCI_ANY_ID, \
61         .driver_data = (kernel_ulong_t)&(cfg)
62
63 #define TOTAL_CAM_ENTRY         32
64 #define CAM_CONTENT_COUNT       8
65
66 #define HAL_HW_PCI_REVISION_ID_8192PCIE         0x01
67 #define HAL_HW_PCI_REVISION_ID_8192SE   0x10
68
69 #define RTL819X_DEFAULT_RF_TYPE         RF_1T2R
70
71 #define RTLLIB_WATCH_DOG_TIME           2000
72
73 #define MAX_DEV_ADDR_SIZE               8  /*support till 64 bit bus width OS*/
74 #define MAX_FIRMWARE_INFORMATION_SIZE   32
75 #define MAX_802_11_HEADER_LENGTH        (40 + MAX_FIRMWARE_INFORMATION_SIZE)
76 #define ENCRYPTION_MAX_OVERHEAD         128
77 #define MAX_FRAGMENT_COUNT              8
78 #define MAX_TRANSMIT_BUFFER_SIZE        \
79         (1600 + (MAX_802_11_HEADER_LENGTH + ENCRYPTION_MAX_OVERHEAD) *  \
80          MAX_FRAGMENT_COUNT)
81
82 #define CMDPACKET_FRAG_SIZE (4 * (MAX_TRANSMIT_BUFFER_SIZE / 4) - 8)
83
84 #define DEFAULT_FRAG_THRESHOLD  2342U
85 #define MIN_FRAG_THRESHOLD      256U
86 #define DEFAULT_BEACONINTERVAL  0x64U
87
88 #define DEFAULT_RETRY_RTS       7
89 #define DEFAULT_RETRY_DATA      7
90
91 #define PHY_RSSI_SLID_WIN_MAX                   100
92
93 #define TxBBGainTableLength                     37
94 #define CCKTxBBGainTableLength                  23
95
96 #define CHANNEL_PLAN_LEN                        10
97 #define sCrcLng                                 4
98
99 #define NIC_SEND_HANG_THRESHOLD_NORMAL          4
100 #define NIC_SEND_HANG_THRESHOLD_POWERSAVE       8
101
102 #define MAX_TX_QUEUE                            9
103
104 #define MAX_RX_QUEUE                            1
105
106 #define MAX_RX_COUNT                            64
107 #define MAX_TX_QUEUE_COUNT                      9
108
109 extern int hwwep;
110
111 enum nic_t {
112         NIC_UNKNOWN     = 0,
113         NIC_8192E       = 1,
114         NIC_8190P       = 2,
115         NIC_8192SE      = 4,
116         NIC_8192CE      = 5,
117         NIC_8192CU      = 6,
118         NIC_8192DE      = 7,
119         NIC_8192DU      = 8,
120 };
121
122 enum rt_eeprom_type {
123         EEPROM_93C46,
124         EEPROM_93C56,
125 };
126
127 enum dcmg_txcmd_op {
128         TXCMD_TXRA_HISTORY_CTRL         = 0xFF900000,
129         TXCMD_RESET_TX_PKT_BUFF         = 0xFF900001,
130         TXCMD_RESET_RX_PKT_BUFF         = 0xFF900002,
131         TXCMD_SET_TX_DURATION           = 0xFF900003,
132         TXCMD_SET_RX_RSSI               = 0xFF900004,
133         TXCMD_SET_TX_PWR_TRACKING       = 0xFF900005,
134         TXCMD_XXXX_CTRL,
135 };
136
137 enum rt_rf_type_819xu {
138         RF_TYPE_MIN = 0,
139         RF_8225,
140         RF_8256,
141         RF_8258,
142         RF_6052 = 4,
143         RF_PSEUDO_11N = 5,
144 };
145
146 enum rt_customer_id {
147         RT_CID_DEFAULT    = 0,
148         RT_CID_8187_ALPHA0      = 1,
149         RT_CID_8187_SERCOMM_PS  = 2,
150         RT_CID_8187_HW_LED      = 3,
151         RT_CID_8187_NETGEAR     = 4,
152         RT_CID_WHQL          = 5,
153         RT_CID_819x_CAMEO       = 6,
154         RT_CID_819x_RUNTOP      = 7,
155         RT_CID_819x_Senao       = 8,
156         RT_CID_TOSHIBA    = 9,
157         RT_CID_819x_Netcore     = 10,
158         RT_CID_Nettronix        = 11,
159         RT_CID_DLINK        = 12,
160         RT_CID_PRONET      = 13,
161         RT_CID_COREGA      = 14,
162         RT_CID_819x_ALPHA       = 15,
163         RT_CID_819x_Sitecom     = 16,
164         RT_CID_CCX            = 17,
165         RT_CID_819x_Lenovo      = 18,
166         RT_CID_819x_QMI  = 19,
167         RT_CID_819x_Edimax_Belkin = 20,
168         RT_CID_819x_Sercomm_Belkin = 21,
169         RT_CID_819x_CAMEO1 = 22,
170         RT_CID_819x_MSI = 23,
171         RT_CID_819x_Acer = 24,
172         RT_CID_819x_HP  = 27,
173         RT_CID_819x_CLEVO = 28,
174         RT_CID_819x_Arcadyan_Belkin = 29,
175         RT_CID_819x_SAMSUNG = 30,
176         RT_CID_819x_WNC_COREGA = 31,
177 };
178
179 enum reset_type {
180         RESET_TYPE_NORESET = 0x00,
181         RESET_TYPE_NORMAL = 0x01,
182         RESET_TYPE_SILENT = 0x02
183 };
184
185 struct rt_stats {
186         unsigned long rxrdu;
187         unsigned long rxok;
188         unsigned long rxdatacrcerr;
189         unsigned long rxmgmtcrcerr;
190         unsigned long rxcrcerrmin;
191         unsigned long rxcrcerrmid;
192         unsigned long rxcrcerrmax;
193         unsigned long received_rate_histogram[4][32];
194         unsigned long received_preamble_GI[2][32];
195         unsigned long numpacket_matchbssid;
196         unsigned long numpacket_toself;
197         unsigned long num_process_phyinfo;
198         unsigned long numqry_phystatus;
199         unsigned long numqry_phystatusCCK;
200         unsigned long numqry_phystatusHT;
201         unsigned long received_bwtype[5];
202         unsigned long rxoverflow;
203         unsigned long rxint;
204         unsigned long ints;
205         unsigned long shints;
206         unsigned long txoverflow;
207         unsigned long txbeokint;
208         unsigned long txbkokint;
209         unsigned long txviokint;
210         unsigned long txvookint;
211         unsigned long txbeaconokint;
212         unsigned long txbeaconerr;
213         unsigned long txmanageokint;
214         unsigned long txcmdpktokint;
215         unsigned long txbytesmulticast;
216         unsigned long txbytesbroadcast;
217         unsigned long txbytesunicast;
218         unsigned long rxbytesunicast;
219         unsigned long txretrycount;
220         u8      last_packet_rate;
221         unsigned long slide_signal_strength[100];
222         unsigned long slide_evm[100];
223         unsigned long   slide_rssi_total;
224         unsigned long slide_evm_total;
225         long signal_strength;
226         long signal_quality;
227         long last_signal_strength_inpercent;
228         long    recv_signal_power;
229         u8 rx_rssi_percentage[4];
230         u8 rx_evm_percentage[2];
231         long rxSNRdB[4];
232         u32 Slide_Beacon_pwdb[100];
233         u32 Slide_Beacon_Total;
234         u32     CurrentShowTxate;
235 };
236
237 struct channel_access_setting {
238         u16 SIFS_Timer;
239         u16 DIFS_Timer;
240         u16 SlotTimeTimer;
241         u16 EIFS_Timer;
242         u16 CWminIndex;
243         u16 CWmaxIndex;
244 };
245
246 struct init_gain {
247         u8      xaagccore1;
248         u8      xbagccore1;
249         u8      xcagccore1;
250         u8      xdagccore1;
251         u8      cca;
252
253 };
254
255 struct tx_ring {
256         u32 *desc;
257         u8 nStuckCount;
258         struct tx_ring *next;
259 } __packed;
260
261 struct rtl8192_tx_ring {
262         struct tx_desc *desc;
263         dma_addr_t dma;
264         unsigned int idx;
265         unsigned int entries;
266         struct sk_buff_head queue;
267 };
268
269
270
271 struct rtl819x_ops {
272         enum nic_t nic_type;
273         void (*get_eeprom_size)(struct net_device *dev);
274         void (*init_adapter_variable)(struct net_device *dev);
275         void (*init_before_adapter_start)(struct net_device *dev);
276         bool (*initialize_adapter)(struct net_device *dev);
277         void (*link_change)(struct net_device *dev);
278         void (*tx_fill_descriptor)(struct net_device *dev,
279                                    struct tx_desc *tx_desc,
280                                    struct cb_desc *cb_desc,
281                                    struct sk_buff *skb);
282         void (*tx_fill_cmd_descriptor)(struct net_device *dev,
283                                        struct tx_desc_cmd *entry,
284                                        struct cb_desc *cb_desc,
285                                        struct sk_buff *skb);
286         bool (*rx_query_status_descriptor)(struct net_device *dev,
287                                            struct rtllib_rx_stats *stats,
288                                            struct rx_desc *pdesc,
289                                            struct sk_buff *skb);
290         bool (*rx_command_packet_handler)(struct net_device *dev,
291                                           struct sk_buff *skb,
292                                           struct rx_desc *pdesc);
293         void (*stop_adapter)(struct net_device *dev, bool reset);
294         void (*update_ratr_table)(struct net_device *dev);
295         void (*irq_enable)(struct net_device *dev);
296         void (*irq_disable)(struct net_device *dev);
297         void (*irq_clear)(struct net_device *dev);
298         void (*rx_enable)(struct net_device *dev);
299         void (*tx_enable)(struct net_device *dev);
300         void (*interrupt_recognized)(struct net_device *dev,
301                                      u32 *p_inta, u32 *p_intb);
302         bool (*TxCheckStuckHandler)(struct net_device *dev);
303         bool (*RxCheckStuckHandler)(struct net_device *dev);
304 };
305
306 struct r8192_priv {
307         struct pci_dev *pdev;
308         struct pci_dev *bridge_pdev;
309
310         bool            bfirst_init;
311         bool            bfirst_after_down;
312         bool            initialized_at_probe;
313         bool            being_init_adapter;
314         bool            bDriverIsGoingToUnload;
315
316         int             irq;
317         short   irq_enabled;
318
319         short   up;
320         short   up_first_time;
321         struct delayed_work             update_beacon_wq;
322         struct delayed_work             watch_dog_wq;
323         struct delayed_work             txpower_tracking_wq;
324         struct delayed_work             rfpath_check_wq;
325         struct delayed_work             gpio_change_rf_wq;
326
327         struct channel_access_setting ChannelAccessSetting;
328
329         struct rtl819x_ops                      *ops;
330         struct rtllib_device                    *rtllib;
331
332         struct work_struct                              reset_wq;
333
334         struct log_int_8190 InterruptLog;
335
336         enum rt_customer_id CustomerID;
337
338
339         enum rt_rf_type_819xu rf_chip;
340         enum ht_channel_width CurrentChannelBW;
341         struct bb_reg_definition PHYRegDef[4];
342         struct rate_adaptive rate_adaptive;
343
344         enum acm_method AcmMethod;
345
346         struct rt_firmware                      *pFirmware;
347         enum rtl819x_loopback LoopbackMode;
348
349         struct timer_list                       watch_dog_timer;
350         struct timer_list                       fsync_timer;
351         struct timer_list                       gpio_polling_timer;
352
353         spinlock_t                              irq_th_lock;
354         spinlock_t                              tx_lock;
355         spinlock_t                              rf_ps_lock;
356         spinlock_t                              ps_lock;
357
358         struct sk_buff_head             skb_queue;
359
360         struct tasklet_struct           irq_rx_tasklet;
361         struct tasklet_struct           irq_tx_tasklet;
362         struct tasklet_struct           irq_prepare_beacon_tasklet;
363
364         struct mutex                            wx_mutex;
365         struct mutex                            rf_mutex;
366         struct mutex                            mutex;
367
368         struct rt_stats stats;
369         struct iw_statistics                    wstats;
370
371         short (*rf_set_sens)(struct net_device *dev, short sens);
372         u8 (*rf_set_chan)(struct net_device *dev, u8 ch);
373
374         struct rx_desc *rx_ring[MAX_RX_QUEUE];
375         struct sk_buff  *rx_buf[MAX_RX_QUEUE][MAX_RX_COUNT];
376         dma_addr_t      rx_ring_dma[MAX_RX_QUEUE];
377         unsigned int    rx_idx[MAX_RX_QUEUE];
378         int             rxringcount;
379         u16             rxbuffersize;
380
381         u64             LastRxDescTSF;
382
383         u32             ReceiveConfig;
384         u8              retry_data;
385         u8              retry_rts;
386         u16             rts;
387
388         struct rtl8192_tx_ring tx_ring[MAX_TX_QUEUE_COUNT];
389         int              txringcount;
390         atomic_t        tx_pending[0x10];
391
392         u16             ShortRetryLimit;
393         u16             LongRetryLimit;
394
395         bool            bHwRadioOff;
396         bool            blinked_ingpio;
397         u8              polling_timer_on;
398
399         /**********************************************************/
400
401         enum card_type {
402                 PCI, MINIPCI,
403                 CARDBUS, USB
404         } card_type;
405
406         struct work_struct qos_activate;
407
408         short   promisc;
409
410         short   chan;
411         short   sens;
412         short   max_sens;
413
414         u8 ScanDelay;
415         bool ps_force;
416
417         u32 irq_mask[2];
418
419         u8 Rf_Mode;
420         enum nic_t card_8192;
421         u8 card_8192_version;
422
423         u8 rf_type;
424         u8 IC_Cut;
425         char nick[IW_ESSID_MAX_SIZE + 1];
426         u8 check_roaming_cnt;
427
428         u32 SilentResetRxSlotIndex;
429         u32 SilentResetRxStuckEvent[MAX_SILENT_RESET_RX_SLOT_NUM];
430
431         u16 basic_rate;
432         u8 short_preamble;
433         u8 dot11CurrentPreambleMode;
434         u8 slot_time;
435         u16 SifsTime;
436
437         bool AutoloadFailFlag;
438
439         short   epromtype;
440         u16 eeprom_vid;
441         u16 eeprom_did;
442         u8 eeprom_CustomerID;
443         u16 eeprom_ChannelPlan;
444
445         u8 EEPROMTxPowerLevelCCK[14];
446         u8 EEPROMTxPowerLevelOFDM24G[14];
447         u8 EEPROMRfACCKChnl1TxPwLevel[3];
448         u8 EEPROMRfAOfdmChnlTxPwLevel[3];
449         u8 EEPROMRfCCCKChnl1TxPwLevel[3];
450         u8 EEPROMRfCOfdmChnlTxPwLevel[3];
451         u16 EEPROMAntPwDiff;
452         u8 EEPROMThermalMeter;
453         u8 EEPROMCrystalCap;
454
455         u8 EEPROMLegacyHTTxPowerDiff;
456
457         u8 CrystalCap;
458         u8 ThermalMeter[2];
459
460         u8 SwChnlInProgress;
461         u8 SwChnlStage;
462         u8 SwChnlStep;
463         u8 SetBWModeInProgress;
464
465         u8 nCur40MhzPrimeSC;
466
467         u32 RfReg0Value[4];
468         u8 NumTotalRFPath;
469         bool brfpath_rxenable[4];
470
471         bool bTXPowerDataReadFromEEPORM;
472
473         u16 RegChannelPlan;
474         u16 ChannelPlan;
475
476         bool RegRfOff;
477         bool isRFOff;
478         bool bInPowerSaveMode;
479         u8 bHwRfOffAction;
480
481         bool RFChangeInProgress;
482         bool SetRFPowerStateInProgress;
483         bool bdisable_nic;
484
485         u8 DM_Type;
486
487         u8 CckPwEnl;
488         u16 TSSI_13dBm;
489         u32 Pwr_Track;
490         u8 CCKPresentAttentuation_20Mdefault;
491         u8 CCKPresentAttentuation_40Mdefault;
492         s8 CCKPresentAttentuation_difference;
493         s8 CCKPresentAttentuation;
494         long undecorated_smoothed_pwdb;
495
496         u32 MCSTxPowerLevelOriginalOffset[6];
497         u8 TxPowerLevelCCK[14];
498         u8 TxPowerLevelCCK_A[14];
499         u8 TxPowerLevelCCK_C[14];
500         u8              TxPowerLevelOFDM24G[14];
501         u8              TxPowerLevelOFDM24G_A[14];
502         u8              TxPowerLevelOFDM24G_C[14];
503         u8              LegacyHTTxPowerDiff;
504         s8              RF_C_TxPwDiff;
505         u8              AntennaTxPwDiff[3];
506
507         bool            bDynamicTxHighPower;
508         bool            bDynamicTxLowPower;
509         bool            bLastDTPFlag_High;
510         bool            bLastDTPFlag_Low;
511
512         u8              rfa_txpowertrackingindex;
513         u8              rfa_txpowertrackingindex_real;
514         u8              rfa_txpowertracking_default;
515         u8              rfc_txpowertrackingindex;
516         u8              rfc_txpowertrackingindex_real;
517         bool            btxpower_tracking;
518         bool            bcck_in_ch14;
519
520         u8              txpower_count;
521         bool            btxpower_trackingInit;
522
523         u8              OFDM_index[2];
524         u8              CCK_index;
525
526         u8              Record_CCK_20Mindex;
527         u8              Record_CCK_40Mindex;
528
529         struct init_gain initgain_backup;
530         u8              DefaultInitialGain[4];
531         bool            bis_any_nonbepkts;
532         bool            bcurrent_turbo_EDCA;
533         bool            bis_cur_rdlstate;
534
535         bool            bfsync_processing;
536         u32             rate_record;
537         u32             rateCountDiffRecord;
538         u32             ContinueDiffCount;
539         bool            bswitch_fsync;
540         u8              framesync;
541         u32             framesyncC34;
542         u8              framesyncMonitor;
543
544         u32             reset_count;
545
546         enum reset_type ResetProgress;
547         bool            bForcedSilentReset;
548         bool            bDisableNormalResetCheck;
549         u16             TxCounter;
550         u16             RxCounter;
551         bool            bResetInProgress;
552         bool            force_reset;
553         bool            force_lps;
554
555         bool            chan_forced;
556
557         u8              PwrDomainProtect;
558         u8              H2CTxCmdSeq;
559 };
560
561 extern const struct ethtool_ops rtl819x_ethtool_ops;
562
563 u8 rtl92e_readb(struct net_device *dev, int x);
564 u32 rtl92e_readl(struct net_device *dev, int x);
565 u16 rtl92e_readw(struct net_device *dev, int x);
566 void rtl92e_writeb(struct net_device *dev, int x, u8 y);
567 void rtl92e_writew(struct net_device *dev, int x, u16 y);
568 void rtl92e_writel(struct net_device *dev, int x, u32 y);
569
570 void force_pci_posting(struct net_device *dev);
571
572 void rtl92e_rx_enable(struct net_device *);
573 void rtl92e_tx_enable(struct net_device *);
574
575 void rtl92e_hw_sleep_wq(void *data);
576 void rtl92e_commit(struct net_device *dev);
577
578 void rtl92e_check_rfctrl_gpio_timer(struct timer_list *t);
579
580 void rtl92e_hw_wakeup_wq(void *data);
581
582 void rtl92e_reset_desc_ring(struct net_device *dev);
583 void rtl92e_set_wireless_mode(struct net_device *dev, u8 wireless_mode);
584 void rtl92e_irq_enable(struct net_device *dev);
585 void rtl92e_config_rate(struct net_device *dev, u16 *rate_config);
586 void rtl92e_irq_disable(struct net_device *dev);
587
588 void rtl92e_update_rx_pkt_timestamp(struct net_device *dev,
589                                     struct rtllib_rx_stats *stats);
590 long rtl92e_translate_to_dbm(struct r8192_priv *priv, u8 signal_strength_index);
591 void rtl92e_update_rx_statistics(struct r8192_priv *priv,
592                                  struct rtllib_rx_stats *pprevious_stats);
593 u8 rtl92e_evm_db_to_percent(s8 value);
594 u8 rtl92e_rx_db_to_percent(s8 antpower);
595 void rtl92e_copy_mpdu_stats(struct rtllib_rx_stats *psrc_stats,
596                             struct rtllib_rx_stats *ptarget_stats);
597 bool rtl92e_enable_nic(struct net_device *dev);
598 bool rtl92e_disable_nic(struct net_device *dev);
599
600 bool rtl92e_set_rf_state(struct net_device *dev,
601                          enum rt_rf_power_state StateToSet,
602                          RT_RF_CHANGE_SOURCE ChangeSource);
603 #endif