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1 /* SPDX-License-Identifier: GPL-2.0 */
2 #ifndef _RTL819XU_HTTYPE_H_
3 #define _RTL819XU_HTTYPE_H_
4 
5 /*
6  * The HT Capability element is present in beacons, association request,
7  * reassociation request and probe response frames
8  */
9 
10 /*
11  * MIMO Power Save Settings
12  */
13 #define MIMO_PS_STATIC				0
14 
15 /*
16  * There should be 128 bits to cover all of the MCS rates. However, since
17  * 8190 does not support too much rates, one integer is quite enough.
18  */
19 #define HTCLNG	4
20 
21 /*
22  * Represent Channel Width in HT Capabilities
23  */
24 enum ht_channel_width {
25 	HT_CHANNEL_WIDTH_20 = 0,
26 	HT_CHANNEL_WIDTH_20_40 = 1,
27 };
28 
29 /*
30  * Represent Extension Channel Offset in HT Capabilities
31  * This is available only in 40Mhz mode.
32  */
33 enum ht_extension_chan_offset {
34 	HT_EXTCHNL_OFFSET_NO_EXT = 0,
35 	HT_EXTCHNL_OFFSET_UPPER = 1,
36 	HT_EXTCHNL_OFFSET_NO_DEF = 2,
37 	HT_EXTCHNL_OFFSET_LOWER = 3,
38 };
39 
40 struct ht_capability_ele {
41 	//HT capability info
42 	u8	AdvCoding:1;
43 	u8	ChlWidth:1;
44 	u8	MimoPwrSave:2;
45 	u8	GreenField:1;
46 	u8	ShortGI20Mhz:1;
47 	u8	ShortGI40Mhz:1;
48 	u8	TxSTBC:1;
49 	u8	RxSTBC:2;
50 	u8	DelayBA:1;
51 	u8	MaxAMSDUSize:1;
52 	u8	DssCCk:1;
53 	u8	PSMP:1;
54 	u8	Rsvd1:1;
55 	u8	LSigTxopProtect:1;
56 
57 	//MAC HT parameters info
58 	u8	MaxRxAMPDUFactor:2;
59 	u8	MPDUDensity:3;
60 	u8	Rsvd2:3;
61 
62 	//Supported MCS set
63 	u8	MCS[16];
64 
65 	//Extended HT Capability Info
66 	u16	ExtHTCapInfo;
67 
68 	//TXBF Capabilities
69 	u8	TxBFCap[4];
70 
71 	//Antenna Selection Capabilities
72 	u8	ASCap;
73 
74 } __packed;
75 
76 /*
77  * The HT Information element is present in beacons
78  * Only AP is required to include this element
79  */
80 typedef struct _HT_INFORMATION_ELE {
81 	u8	ControlChl;
82 
83 	u8	ExtChlOffset:2;
84 	u8	RecommemdedTxWidth:1;
85 	u8	RIFS:1;
86 	u8	PSMPAccessOnly:1;
87 	u8	SrvIntGranularity:3;
88 
89 	u8	OptMode:2;
90 	u8	NonGFDevPresent:1;
91 	u8	Revd1:5;
92 	u8	Revd2:8;
93 
94 	u8	Rsvd3:6;
95 	u8	DualBeacon:1;
96 	u8	DualCTSProtect:1;
97 
98 	u8	SecondaryBeacon:1;
99 	u8	LSigTxopProtectFull:1;
100 	u8	PcoActive:1;
101 	u8	PcoPhase:1;
102 	u8	Rsvd4:4;
103 
104 	u8	BasicMSC[16];
105 } __attribute__ ((packed)) HT_INFORMATION_ELE, *PHT_INFORMATION_ELE;
106 
107 typedef enum _HT_SPEC_VER {
108 	HT_SPEC_VER_IEEE = 0,
109 	HT_SPEC_VER_EWC = 1,
110 } HT_SPEC_VER, *PHT_SPEC_VER;
111 
112 typedef enum _HT_AGGRE_MODE_E {
113 	HT_AGG_AUTO = 0,
114 	HT_AGG_FORCE_ENABLE = 1,
115 	HT_AGG_FORCE_DISABLE = 2,
116 } HT_AGGRE_MODE_E, *PHT_AGGRE_MODE_E;
117 
118 /*
119  *  The Data structure is used to keep HT related variables when card is
120  *  configured as non-AP STA mode.  **Note**  Current_xxx should be set
121  *  to default value in HTInitializeHTInfo()
122  */
123 typedef struct _RT_HIGH_THROUGHPUT {
124 	u8				bEnableHT;
125 	u8				bCurrentHTSupport;
126 
127 	u8				bRegBW40MHz;				// Tx 40MHz channel capability
128 	u8				bCurBW40MHz;				// Tx 40MHz channel capability
129 
130 	u8				bRegShortGI40MHz;			// Tx Short GI for 40Mhz
131 	u8				bCurShortGI40MHz;			// Tx Short GI for 40MHz
132 
133 	u8				bRegShortGI20MHz;			// Tx Short GI for 20MHz
134 	u8				bCurShortGI20MHz;			// Tx Short GI for 20MHz
135 
136 	u8				bRegSuppCCK;				// Tx CCK rate capability
137 	u8				bCurSuppCCK;				// Tx CCK rate capability
138 
139 	// 802.11n spec version for "peer"
140 	HT_SPEC_VER			ePeerHTSpecVer;
141 
142 	// HT related information for "Self"
143 	struct ht_capability_ele	SelfHTCap;		// This is HT cap element sent to peer STA, which also indicate HT Rx capabilities.
144 	HT_INFORMATION_ELE	SelfHTInfo;		// This is HT info element sent to peer STA, which also indicate HT Rx capabilities.
145 
146 	// HT related information for "Peer"
147 	u8				PeerHTCapBuf[32];
148 	u8				PeerHTInfoBuf[32];
149 
150 	// A-MSDU related
151 	u8				bAMSDU_Support;			// This indicates Tx A-MSDU capability
152 	u16				nAMSDU_MaxSize;			// This indicates Tx A-MSDU capability
153 	u8				bCurrent_AMSDU_Support;	// This indicates Tx A-MSDU capability
154 	u16				nCurrent_AMSDU_MaxSize;	// This indicates Tx A-MSDU capability
155 
156 	// AMPDU  related <2006.08.10 Emily>
157 	u8				bAMPDUEnable;				// This indicate Tx A-MPDU capability
158 	u8				bCurrentAMPDUEnable;		// This indicate Tx A-MPDU capability
159 	u8				AMPDU_Factor;				// This indicate Tx A-MPDU capability
160 	u8				CurrentAMPDUFactor;		// This indicate Tx A-MPDU capability
161 	u8				MPDU_Density;				// This indicate Tx A-MPDU capability
162 	u8				CurrentMPDUDensity;			// This indicate Tx A-MPDU capability
163 
164 	// Forced A-MPDU enable
165 	HT_AGGRE_MODE_E	ForcedAMPDUMode;
166 	u8				ForcedAMPDUFactor;
167 	u8				ForcedMPDUDensity;
168 
169 	// Forced A-MSDU enable
170 	HT_AGGRE_MODE_E	ForcedAMSDUMode;
171 	u16				ForcedAMSDUMaxSize;
172 
173 	u8				bForcedShortGI;
174 
175 	u8				CurrentOpMode;
176 
177 	// MIMO PS related
178 	u8				SelfMimoPs;
179 	u8				PeerMimoPs;
180 
181 	// 40MHz Channel Offset settings.
182 	enum ht_extension_chan_offset	CurSTAExtChnlOffset;
183 	u8				bCurTxBW40MHz;	// If we use 40 MHz to Tx
184 	u8				PeerBandwidth;
185 
186 	// For Bandwidth Switching
187 	u8				bSwBwInProgress;
188 	u8				SwBwStep;
189 	//struct timer_list		SwBwTimer;  //moved to ieee80211_device. as timer_list need include some header file here.
190 
191 	// For Realtek proprietary A-MPDU factor for aggregation
192 	u8				bRegRT2RTAggregation;
193 	u8				bCurrentRT2RTAggregation;
194 	u8				bCurrentRT2RTLongSlotTime;
195 	u8				szRT2RTAggBuffer[10];
196 
197 	// Rx Reorder control
198 	u8				bRegRxReorderEnable;
199 	u8				bCurRxReorderEnable;
200 	u8				RxReorderWinSize;
201 	u8				RxReorderPendingTime;
202 	u16				RxReorderDropCounter;
203 
204 #ifdef USB_TX_DRIVER_AGGREGATION_ENABLE
205 	u8				UsbTxAggrNum;
206 #endif
207 #ifdef USB_RX_AGGREGATION_SUPPORT
208 	u8				UsbRxFwAggrEn;
209 	u8				UsbRxFwAggrPageNum;
210 	u8				UsbRxFwAggrPacketNum;
211 	u8				UsbRxFwAggrTimeout;
212 #endif
213 
214 	// Add for Broadcom(Linksys) IOT. Joseph
215 	u8				bIsPeerBcm;
216 
217 	// For IOT issue.
218 	u8				IOTPeer;
219 	u32				IOTAction;
220 } __attribute__ ((packed)) RT_HIGH_THROUGHPUT, *PRT_HIGH_THROUGHPUT;
221 
222 /*
223  * The Data structure is used to keep HT related variable for "each AP"
224  * when card is configured as "STA mode"
225  */
226 typedef struct _BSS_HT {
227 	u8				bdSupportHT;
228 
229 	// HT related elements
230 	u8					bdHTCapBuf[32];
231 	u16					bdHTCapLen;
232 	u8					bdHTInfoBuf[32];
233 	u16					bdHTInfoLen;
234 
235 	HT_SPEC_VER				bdHTSpecVer;
236 	//struct ht_capability_ele              bdHTCapEle;
237 	//HT_INFORMATION_ELE		bdHTInfoEle;
238 
239 	u8					bdRT2RTAggregation;
240 	u8					bdRT2RTLongSlotTime;
241 } __attribute__ ((packed)) BSS_HT, *PBSS_HT;
242 
243 extern u8 MCS_FILTER_ALL[16];
244 extern u8 MCS_FILTER_1SS[16];
245 
246 /*
247  * 2007/07/11 MH Modify the macro. Becaus STA may link with a N-AP. If we set
248  * STA in A/B/G mode and AP is still in N mode. The macro will be wrong. We have
249  * to add a macro to judge wireless mode.
250  */
251 #define PICK_RATE(_nLegacyRate, _nMcsRate)	\
252 		(_nMcsRate == 0) ? (_nLegacyRate & 0x7f) : (_nMcsRate)
253 /* 2007/07/12 MH We only define legacy and HT wireless mode now. */
254 #define	LEGACY_WIRELESS_MODE	IEEE_MODE_MASK
255 
256 #define CURRENT_RATE(WirelessMode, LegacyRate, HTRate)           \
257 		((WirelessMode & (LEGACY_WIRELESS_MODE)) != 0) ? \
258 			(LegacyRate) :                           \
259 			(PICK_RATE(LegacyRate, HTRate))
260 
261 // MCS Bw 40 {1~7, 12~15,32}
262 #define	RATE_ADPT_1SS_MASK		0xFF
263 #define	RATE_ADPT_2SS_MASK		0xF0 //Skip MCS8~11 because mcs7 > mcs6, 9, 10, 11. 2007.01.16 by Emily
264 #define	RATE_ADPT_MCS32_MASK		0x01
265 
266 #define		IS_11N_MCS_RATE(rate)		(rate & 0x80)
267 
268 typedef enum _HT_AGGRE_SIZE {
269 	HT_AGG_SIZE_8K = 0,
270 	HT_AGG_SIZE_16K = 1,
271 	HT_AGG_SIZE_32K = 2,
272 	HT_AGG_SIZE_64K = 3,
273 } HT_AGGRE_SIZE_E, *PHT_AGGRE_SIZE_E;
274 
275 /* Indicate different AP vendor for IOT issue */
276 typedef enum _HT_IOT_PEER {
277 	HT_IOT_PEER_UNKNOWN = 0,
278 	HT_IOT_PEER_REALTEK = 1,
279 	HT_IOT_PEER_BROADCOM = 2,
280 	HT_IOT_PEER_RALINK = 3,
281 	HT_IOT_PEER_ATHEROS = 4,
282 	HT_IOT_PEER_CISCO = 5,
283 	HT_IOT_PEER_MAX = 6
284 } HT_IOT_PEER_E, *PHTIOT_PEER_E;
285 
286 /*
287  * IOT Action for different AP
288  */
289 typedef enum _HT_IOT_ACTION {
290 	HT_IOT_ACT_TX_USE_AMSDU_4K = 0x00000001,
291 	HT_IOT_ACT_TX_USE_AMSDU_8K = 0x00000002,
292 	HT_IOT_ACT_DISABLE_MCS14 = 0x00000004,
293 	HT_IOT_ACT_DISABLE_MCS15 = 0x00000008,
294 	HT_IOT_ACT_DISABLE_ALL_2SS = 0x00000010,
295 	HT_IOT_ACT_DISABLE_EDCA_TURBO = 0x00000020,
296 	HT_IOT_ACT_MGNT_USE_CCK_6M = 0x00000040,
297 	HT_IOT_ACT_CDD_FSYNC = 0x00000080,
298 	HT_IOT_ACT_PURE_N_MODE = 0x00000100,
299 	HT_IOT_ACT_FORCED_CTS2SELF = 0x00000200,
300 } HT_IOT_ACTION_E, *PHT_IOT_ACTION_E;
301 
302 #endif //_RTL819XU_HTTYPE_H_
303