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 	spinlock_t                  lock;
132 
133 	volatile int                iTDUsed[TYPE_MAXTD];
134 
135 	struct vnt_tx_desc *apCurrTD[TYPE_MAXTD];
136 	struct vnt_tx_desc *tail_td[TYPE_MAXTD];
137 
138 	struct vnt_tx_desc *ap_td0_rings;
139 	struct vnt_tx_desc *ap_td1_rings;
140 
141 	struct vnt_rx_desc *aRD0Ring;
142 	struct vnt_rx_desc *aRD1Ring;
143 	struct vnt_rx_desc *pCurrRD[TYPE_MAXRD];
144 
145 	struct vnt_options opts;
146 
147 	u32                         flags;
148 
149 	u32                         rx_buf_sz;
150 	u8 rx_rate;
151 
152 	u32                         rx_bytes;
153 
154 	/* Version control */
155 	unsigned char local_id;
156 	unsigned char rf_type;
157 
158 	unsigned char max_pwr_level;
159 	unsigned char byZoneType;
160 	bool bZoneRegExist;
161 	unsigned char byOriginalZonetype;
162 
163 	unsigned char abyCurrentNetAddr[ETH_ALEN]; __aligned(2)
164 	bool bLinkPass;          /* link status: OK or fail */
165 
166 	unsigned int current_rssi;
167 	unsigned char byCurrSQ;
168 
169 	unsigned long dwTxAntennaSel;
170 	unsigned long dwRxAntennaSel;
171 	unsigned char byAntennaCount;
172 	unsigned char byRxAntennaMode;
173 	unsigned char byTxAntennaMode;
174 	bool bTxRxAntInv;
175 
176 	unsigned char *pbyTmpBuff;
177 	unsigned int	uSIFS;    /* Current SIFS */
178 	unsigned int	uDIFS;    /* Current DIFS */
179 	unsigned int	uEIFS;    /* Current EIFS */
180 	unsigned int	uSlot;    /* Current SlotTime */
181 	unsigned int	uCwMin;   /* Current CwMin */
182 	unsigned int	uCwMax;   /* CwMax is fixed on 1023. */
183 	/* PHY parameter */
184 	unsigned char sifs;
185 	unsigned char difs;
186 	unsigned char eifs;
187 	unsigned char slot;
188 	unsigned char cw_max_min;
189 
190 	u8		byBBType; /* 0:11A, 1:11B, 2:11G */
191 	u8		packet_type; /*
192 				      * 0:11a,1:11b,2:11gb (only CCK
193 				      * in BasicRate), 3:11ga (OFDM in
194 				      * Basic Rate)
195 				      */
196 	unsigned short wBasicRate;
197 	unsigned char byACKRate;
198 	unsigned char byTopOFDMBasicRate;
199 	unsigned char byTopCCKBasicRate;
200 
201 	unsigned char byMinChannel;
202 	unsigned char byMaxChannel;
203 
204 	unsigned char preamble_type;
205 	unsigned char byShortPreamble;
206 
207 	unsigned short wCurrentRate;
208 	unsigned char byShortRetryLimit;
209 	unsigned char byLongRetryLimit;
210 	enum nl80211_iftype op_mode;
211 	bool bBSSIDFilter;
212 	unsigned short wMaxTransmitMSDULifetime;
213 
214 	bool bEncryptionEnable;
215 	bool bLongHeader;
216 	bool short_slot_time;
217 	bool bProtectMode;
218 	bool bNonERPPresent;
219 	bool bBarkerPreambleMd;
220 
221 	bool bRadioControlOff;
222 	bool radio_off;
223 	bool bEnablePSMode;
224 	unsigned short wListenInterval;
225 	bool bPWBitOn;
226 
227 	/* GPIO Radio Control */
228 	unsigned char byRadioCtl;
229 	unsigned char byGPIO;
230 	bool hw_radio_off;
231 	bool bPrvActive4RadioOFF;
232 	bool bGPIOBlockRead;
233 
234 	/* Beacon related */
235 	unsigned short wSeqCounter;
236 	unsigned short wBCNBufLen;
237 	bool bBeaconBufReady;
238 	bool bBeaconSent;
239 	bool bIsBeaconBufReadySet;
240 	unsigned int	cbBeaconBufReadySetCnt;
241 	bool bFixRate;
242 	u16 current_ch;
243 
244 	bool bAES;
245 
246 	unsigned char byAutoFBCtrl;
247 
248 	/* For Update BaseBand VGA Gain Offset */
249 	bool update_bbvga;
250 	unsigned int	uBBVGADiffCount;
251 	unsigned char bbvga_new;
252 	unsigned char bbvga_current;
253 	unsigned char bbvga[BB_VGA_LEVEL];
254 	long                    dbm_threshold[BB_VGA_LEVEL];
255 
256 	unsigned char bb_pre_edrssi;
257 	unsigned char byBBPreEDIndex;
258 
259 	unsigned long dwDiagRefCount;
260 
261 	/* For FOE Tuning */
262 	unsigned char byFOETuning;
263 
264 	/* For RF Power table */
265 	unsigned char byCCKPwr;
266 	unsigned char byOFDMPwrG;
267 	unsigned char cur_pwr;
268 	char	 byCurPwrdBm;
269 	unsigned char abyCCKPwrTbl[CB_MAX_CHANNEL_24G + 1];
270 	unsigned char abyOFDMPwrTbl[CB_MAX_CHANNEL + 1];
271 	char	abyCCKDefaultPwr[CB_MAX_CHANNEL_24G + 1];
272 	char	abyOFDMDefaultPwr[CB_MAX_CHANNEL + 1];
273 	char	abyRegPwr[CB_MAX_CHANNEL + 1];
274 	char	abyLocalPwr[CB_MAX_CHANNEL + 1];
275 
276 	/* BaseBand Loopback Use */
277 	unsigned char byBBCR4d;
278 	unsigned char byBBCRc9;
279 	unsigned char byBBCR88;
280 	unsigned char byBBCR09;
281 
282 	unsigned char abyEEPROM[EEP_MAX_CONTEXT_SIZE]; /* unsigned long alignment */
283 
284 	unsigned short beacon_interval;
285 	u16 wake_up_count;
286 
287 	struct work_struct interrupt_work;
288 
289 	struct ieee80211_low_level_stats low_stats;
290 };
291 
292 #endif
293