1 /* SPDX-License-Identifier: GPL-2.0+ */
2 /*
3  * Copyright (c) 1996, 2003 VIA Networking Technologies, Inc.
4  * All rights reserved.
5  *
6  * Purpose: MAC Data structure
7  *
8  * Author: Tevin Chen
9  *
10  * Date: Mar 17, 1997
11  *
12  */
13 
14 #ifndef __DEVICE_H__
15 #define __DEVICE_H__
16 
17 #include <linux/module.h>
18 #include <linux/types.h>
19 #include <linux/pci.h>
20 #include <linux/etherdevice.h>
21 #include <linux/skbuff.h>
22 #include <linux/interrupt.h>
23 #include <linux/crc32.h>
24 #include <net/mac80211.h>
25 
26 /* device specific */
27 
28 #include "device_cfg.h"
29 #include "card.h"
30 #include "srom.h"
31 #include "desc.h"
32 #include "key.h"
33 #include "mac.h"
34 
35 /*---------------------  Export Definitions -------------------------*/
36 
37 #define RATE_1M		0
38 #define RATE_2M		1
39 #define RATE_5M		2
40 #define RATE_11M	3
41 #define RATE_6M		4
42 #define RATE_9M		5
43 #define RATE_12M	6
44 #define RATE_18M	7
45 #define RATE_24M	8
46 #define RATE_36M	9
47 #define RATE_48M	10
48 #define RATE_54M	11
49 #define MAX_RATE	12
50 
51 #define AUTO_FB_NONE            0
52 #define AUTO_FB_0               1
53 #define AUTO_FB_1               2
54 
55 #define FB_RATE0                0
56 #define FB_RATE1                1
57 
58 /* Antenna Mode */
59 #define ANT_A                   0
60 #define ANT_B                   1
61 #define ANT_DIVERSITY           2
62 #define ANT_RXD_TXA             3
63 #define ANT_RXD_TXB             4
64 #define ANT_UNKNOWN             0xFF
65 
66 #define BB_VGA_LEVEL            4
67 #define BB_VGA_CHANGE_THRESHOLD 16
68 
69 #define MAKE_BEACON_RESERVED	10  /* (us) */
70 
71 /* BUILD OBJ mode */
72 
73 #define	AVAIL_TD(p, q)	((p)->opts.tx_descs[(q)] - ((p)->iTDUsed[(q)]))
74 
75 /* 0:11A 1:11B 2:11G */
76 #define BB_TYPE_11A    0
77 #define BB_TYPE_11B    1
78 #define BB_TYPE_11G    2
79 
80 /* 0:11a, 1:11b, 2:11gb (only CCK in BasicRate), 3:11ga (OFDM in BasicRate) */
81 #define PK_TYPE_11A     0
82 #define PK_TYPE_11B     1
83 #define PK_TYPE_11GB    2
84 #define PK_TYPE_11GA    3
85 
86 #define OWNED_BY_HOST	0
87 #define	OWNED_BY_NIC	1
88 
89 struct vnt_options {
90 	int rx_descs0;		/* Number of RX descriptors0 */
91 	int rx_descs1;		/* Number of RX descriptors1 */
92 	int tx_descs[2];	/* Number of TX descriptors 0, 1 */
93 	int int_works;		/* interrupt limits */
94 	int short_retry;
95 	int long_retry;
96 	int bbp_type;
97 	u32 flags;
98 };
99 
100 struct vnt_private {
101 	struct pci_dev *pcid;
102 	/* mac80211 */
103 	struct ieee80211_hw *hw;
104 	struct ieee80211_vif *vif;
105 	unsigned long key_entry_inuse;
106 	u32 basic_rates;
107 	u16 current_aid;
108 	int mc_list_count;
109 	u8 mac_hw;
110 
111 /* dma addr, rx/tx pool */
112 	dma_addr_t                  pool_dma;
113 	dma_addr_t                  rd0_pool_dma;
114 	dma_addr_t                  rd1_pool_dma;
115 
116 	dma_addr_t                  td0_pool_dma;
117 	dma_addr_t                  td1_pool_dma;
118 
119 	dma_addr_t                  tx_bufs_dma0;
120 	dma_addr_t                  tx_bufs_dma1;
121 	dma_addr_t                  tx_beacon_dma;
122 
123 	unsigned char *tx0_bufs;
124 	unsigned char *tx1_bufs;
125 	unsigned char *tx_beacon_bufs;
126 
127 	void __iomem                *port_offset;
128 	u32                         memaddr;
129 	u32                         ioaddr;
130 
131 	unsigned char byRxMode;
132 
133 	spinlock_t                  lock;
134 
135 	volatile int                iTDUsed[TYPE_MAXTD];
136 
137 	struct vnt_tx_desc *apCurrTD[TYPE_MAXTD];
138 	struct vnt_tx_desc *apTailTD[TYPE_MAXTD];
139 
140 	struct vnt_tx_desc *apTD0Rings;
141 	struct vnt_tx_desc *apTD1Rings;
142 
143 	struct vnt_rx_desc *aRD0Ring;
144 	struct vnt_rx_desc *aRD1Ring;
145 	struct vnt_rx_desc *pCurrRD[TYPE_MAXRD];
146 
147 	struct vnt_options opts;
148 
149 	u32                         flags;
150 
151 	u32                         rx_buf_sz;
152 	u8 rx_rate;
153 
154 	u32                         rx_bytes;
155 
156 	/* Version control */
157 	unsigned char local_id;
158 	unsigned char byRFType;
159 
160 	unsigned char byMaxPwrLevel;
161 	unsigned char byZoneType;
162 	bool bZoneRegExist;
163 	unsigned char byOriginalZonetype;
164 
165 	unsigned char abyCurrentNetAddr[ETH_ALEN]; __aligned(2)
166 	bool bLinkPass;          /* link status: OK or fail */
167 
168 	unsigned int	uCurrRSSI;
169 	unsigned char byCurrSQ;
170 
171 	unsigned long dwTxAntennaSel;
172 	unsigned long dwRxAntennaSel;
173 	unsigned char byAntennaCount;
174 	unsigned char byRxAntennaMode;
175 	unsigned char byTxAntennaMode;
176 	bool bTxRxAntInv;
177 
178 	unsigned char *pbyTmpBuff;
179 	unsigned int	uSIFS;    /* Current SIFS */
180 	unsigned int	uDIFS;    /* Current DIFS */
181 	unsigned int	uEIFS;    /* Current EIFS */
182 	unsigned int	uSlot;    /* Current SlotTime */
183 	unsigned int	uCwMin;   /* Current CwMin */
184 	unsigned int	uCwMax;   /* CwMax is fixed on 1023. */
185 	/* PHY parameter */
186 	unsigned char bySIFS;
187 	unsigned char byDIFS;
188 	unsigned char byEIFS;
189 	unsigned char bySlot;
190 	unsigned char byCWMaxMin;
191 
192 	u8		byBBType; /* 0:11A, 1:11B, 2:11G */
193 	u8		byPacketType; /*
194 				       * 0:11a,1:11b,2:11gb (only CCK
195 				       * in BasicRate), 3:11ga (OFDM in
196 				       * Basic Rate)
197 				       */
198 	unsigned short wBasicRate;
199 	unsigned char byACKRate;
200 	unsigned char byTopOFDMBasicRate;
201 	unsigned char byTopCCKBasicRate;
202 
203 	unsigned char byMinChannel;
204 	unsigned char byMaxChannel;
205 
206 	unsigned char preamble_type;
207 	unsigned char byShortPreamble;
208 
209 	unsigned short wCurrentRate;
210 	unsigned char byShortRetryLimit;
211 	unsigned char byLongRetryLimit;
212 	enum nl80211_iftype op_mode;
213 	bool bBSSIDFilter;
214 	unsigned short wMaxTransmitMSDULifetime;
215 
216 	bool bEncryptionEnable;
217 	bool bLongHeader;
218 	bool short_slot_time;
219 	bool bProtectMode;
220 	bool bNonERPPresent;
221 	bool bBarkerPreambleMd;
222 
223 	bool bRadioControlOff;
224 	bool bRadioOff;
225 	bool bEnablePSMode;
226 	unsigned short wListenInterval;
227 	bool bPWBitOn;
228 
229 	/* GPIO Radio Control */
230 	unsigned char byRadioCtl;
231 	unsigned char byGPIO;
232 	bool bHWRadioOff;
233 	bool bPrvActive4RadioOFF;
234 	bool bGPIOBlockRead;
235 
236 	/* Beacon related */
237 	unsigned short wSeqCounter;
238 	unsigned short wBCNBufLen;
239 	bool bBeaconBufReady;
240 	bool bBeaconSent;
241 	bool bIsBeaconBufReadySet;
242 	unsigned int	cbBeaconBufReadySetCnt;
243 	bool bFixRate;
244 	u16 byCurrentCh;
245 
246 	bool bAES;
247 
248 	unsigned char byAutoFBCtrl;
249 
250 	/* For Update BaseBand VGA Gain Offset */
251 	bool bUpdateBBVGA;
252 	unsigned int	uBBVGADiffCount;
253 	unsigned char byBBVGANew;
254 	unsigned char byBBVGACurrent;
255 	unsigned char abyBBVGA[BB_VGA_LEVEL];
256 	long                    dbm_threshold[BB_VGA_LEVEL];
257 
258 	unsigned char byBBPreEDRSSI;
259 	unsigned char byBBPreEDIndex;
260 
261 	unsigned long dwDiagRefCount;
262 
263 	/* For FOE Tuning */
264 	unsigned char byFOETuning;
265 
266 	/* For RF Power table */
267 	unsigned char byCCKPwr;
268 	unsigned char byOFDMPwrG;
269 	unsigned char byCurPwr;
270 	char	 byCurPwrdBm;
271 	unsigned char abyCCKPwrTbl[CB_MAX_CHANNEL_24G + 1];
272 	unsigned char abyOFDMPwrTbl[CB_MAX_CHANNEL + 1];
273 	char	abyCCKDefaultPwr[CB_MAX_CHANNEL_24G + 1];
274 	char	abyOFDMDefaultPwr[CB_MAX_CHANNEL + 1];
275 	char	abyRegPwr[CB_MAX_CHANNEL + 1];
276 	char	abyLocalPwr[CB_MAX_CHANNEL + 1];
277 
278 	/* BaseBand Loopback Use */
279 	unsigned char byBBCR4d;
280 	unsigned char byBBCRc9;
281 	unsigned char byBBCR88;
282 	unsigned char byBBCR09;
283 
284 	unsigned char abyEEPROM[EEP_MAX_CONTEXT_SIZE]; /* unsigned long alignment */
285 
286 	unsigned short wBeaconInterval;
287 	u16 wake_up_count;
288 
289 	struct work_struct interrupt_work;
290 
291 	struct ieee80211_low_level_stats low_stats;
292 };
293 
294 #endif
295