xref: /OK3568_Linux_fs/kernel/drivers/net/wireless/rockchip_wlan/rtl8822bs/include/rtw_vht.h (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1 /******************************************************************************
2  *
3  * Copyright(c) 2007 - 2017 Realtek Corporation.
4  *
5  * This program is free software; you can redistribute it and/or modify it
6  * under the terms of version 2 of the GNU General Public License as
7  * published by the Free Software Foundation.
8  *
9  * This program is distributed in the hope that it will be useful, but WITHOUT
10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11  * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
12  * more details.
13  *
14  *****************************************************************************/
15 #ifndef _RTW_VHT_H_
16 #define _RTW_VHT_H_
17 
18 #define VHT_CAP_IE_LEN 12
19 #define VHT_OP_IE_LEN 5
20 
21 #define	LDPC_VHT_ENABLE_RX			BIT0
22 #define	LDPC_VHT_ENABLE_TX			BIT1
23 #define	LDPC_VHT_TEST_TX_ENABLE		BIT2
24 #define	LDPC_VHT_CAP_TX				BIT3
25 
26 #define	STBC_VHT_ENABLE_RX			BIT0
27 #define	STBC_VHT_ENABLE_TX			BIT1
28 #define	STBC_VHT_TEST_TX_ENABLE		BIT2
29 #define	STBC_VHT_CAP_TX				BIT3
30 
31 /* VHT capability info */
32 #define SET_VHT_CAPABILITY_ELE_MAX_MPDU_LENGTH(_pEleStart, _val)			SET_BITS_TO_LE_1BYTE(_pEleStart, 0, 2, _val)
33 #define SET_VHT_CAPABILITY_ELE_CHL_WIDTH(_pEleStart, _val)			SET_BITS_TO_LE_1BYTE(_pEleStart, 2, 2, _val)
34 #define SET_VHT_CAPABILITY_ELE_RX_LDPC(_pEleStart, _val)			SET_BITS_TO_LE_1BYTE(_pEleStart, 4, 1, _val)
35 #define SET_VHT_CAPABILITY_ELE_SHORT_GI80M(_pEleStart, _val)				SET_BITS_TO_LE_1BYTE(_pEleStart, 5, 1, _val)
36 #define SET_VHT_CAPABILITY_ELE_SHORT_GI160M(_pEleStart, _val)				SET_BITS_TO_LE_1BYTE(_pEleStart, 6, 1, _val)
37 #define SET_VHT_CAPABILITY_ELE_TX_STBC(_pEleStart, _val)				SET_BITS_TO_LE_1BYTE(_pEleStart, 7, 1, _val)
38 #define SET_VHT_CAPABILITY_ELE_RX_STBC(_pEleStart, _val)				SET_BITS_TO_LE_1BYTE((_pEleStart)+1, 0, 3, _val)
39 #define SET_VHT_CAPABILITY_ELE_SU_BFER(_pEleStart, _val)				SET_BITS_TO_LE_1BYTE((_pEleStart)+1, 3, 1, _val)
40 #define SET_VHT_CAPABILITY_ELE_SU_BFEE(_pEleStart, _val)				SET_BITS_TO_LE_1BYTE((_pEleStart)+1, 4, 1, _val)
41 #define SET_VHT_CAPABILITY_ELE_BFER_ANT_SUPP(_pEleStart, _val)				SET_BITS_TO_LE_1BYTE((_pEleStart)+1, 5, 3, _val)
42 #define SET_VHT_CAPABILITY_ELE_SOUNDING_DIMENSIONS(_pEleStart, _val)				SET_BITS_TO_LE_1BYTE((_pEleStart)+2, 0, 3, _val)
43 
44 #define SET_VHT_CAPABILITY_ELE_MU_BFER(_pEleStart, _val)				SET_BITS_TO_LE_1BYTE((_pEleStart)+2, 3, 1, _val)
45 #define SET_VHT_CAPABILITY_ELE_MU_BFEE(_pEleStart, _val)				SET_BITS_TO_LE_1BYTE((_pEleStart)+2, 4, 1, _val)
46 #define SET_VHT_CAPABILITY_ELE_TXOP_PS(_pEleStart, _val)				SET_BITS_TO_LE_1BYTE((_pEleStart)+2, 5, 1, _val)
47 #define SET_VHT_CAPABILITY_ELE_HTC_VHT(_pEleStart, _val)				SET_BITS_TO_LE_1BYTE((_pEleStart)+2, 6, 1, _val)
48 #define SET_VHT_CAPABILITY_ELE_MAX_RXAMPDU_FACTOR(_pEleStart, _val)		SET_BITS_TO_LE_2BYTE((_pEleStart)+2, 7, 3, _val) /* B23~B25 */
49 #define SET_VHT_CAPABILITY_ELE_LINK_ADAPTION(_pEleStart, _val)				SET_BITS_TO_LE_1BYTE((_pEleStart)+2, 2, 2, _val)
50 #define SET_VHT_CAPABILITY_ELE_MCS_RX_MAP(_pEleStart, _val)				SET_BITS_TO_LE_2BYTE((_pEleStart)+4, 0, 16, _val)   /* B0~B15 indicate Rx MCS MAP, we write 0 to indicate MCS0~7. by page */
51 #define SET_VHT_CAPABILITY_ELE_MCS_RX_HIGHEST_RATE(_pEleStart, _val)				SET_BITS_TO_LE_2BYTE((_pEleStart)+6, 0, 13, _val)
52 #define SET_VHT_CAPABILITY_ELE_MCS_TX_MAP(_pEleStart, _val)				SET_BITS_TO_LE_2BYTE((_pEleStart)+8, 0, 16, _val)   /* B0~B15 indicate Tx MCS MAP, we write 0 to indicate MCS0~7. by page */
53 #define SET_VHT_CAPABILITY_ELE_MCS_TX_HIGHEST_RATE(_pEleStart, _val)				SET_BITS_TO_LE_2BYTE((_pEleStart)+10, 0, 13, _val)
54 
55 
56 #define GET_VHT_CAPABILITY_ELE_MAX_MPDU_LENGTH(_pEleStart)			LE_BITS_TO_1BYTE(_pEleStart, 0, 2)
57 #define GET_VHT_CAPABILITY_ELE_CHL_WIDTH(_pEleStart)				LE_BITS_TO_1BYTE(_pEleStart, 2, 2)
58 #define GET_VHT_CAPABILITY_ELE_RX_LDPC(_pEleStart)			LE_BITS_TO_1BYTE(_pEleStart, 4, 1)
59 #define GET_VHT_CAPABILITY_ELE_SHORT_GI80M(_pEleStart)				LE_BITS_TO_1BYTE(_pEleStart, 5, 1)
60 #define GET_VHT_CAPABILITY_ELE_SHORT_GI160M(_pEleStart)				LE_BITS_TO_1BYTE(_pEleStart, 6, 1)
61 #define GET_VHT_CAPABILITY_ELE_TX_STBC(_pEleStart)				LE_BITS_TO_1BYTE(_pEleStart, 7, 1)
62 #define GET_VHT_CAPABILITY_ELE_RX_STBC(_pEleStart)				LE_BITS_TO_1BYTE((_pEleStart)+1, 0, 3)
63 #define GET_VHT_CAPABILITY_ELE_SU_BFER(_pEleStart)					LE_BITS_TO_1BYTE((_pEleStart)+1, 3, 1)
64 #define GET_VHT_CAPABILITY_ELE_SU_BFEE(_pEleStart)					LE_BITS_TO_1BYTE((_pEleStart)+1, 4, 1)
65 /*phydm-beamforming*/
66 #define GET_VHT_CAPABILITY_ELE_SU_BFEE_STS_CAP(_pEleStart)	LE_BITS_TO_2BYTE((_pEleStart)+1, 5, 3)
67 #define GET_VHT_CAPABILITY_ELE_SU_BFER_SOUND_DIM_NUM(_pEleStart)	LE_BITS_TO_2BYTE((_pEleStart)+2, 0, 3)
68 #define GET_VHT_CAPABILITY_ELE_MU_BFER(_pEleStart)				LE_BITS_TO_1BYTE((_pEleStart)+2, 3, 1)
69 #define GET_VHT_CAPABILITY_ELE_MU_BFEE(_pEleStart)				LE_BITS_TO_1BYTE((_pEleStart)+2, 4, 1)
70 #define GET_VHT_CAPABILITY_ELE_TXOP_PS(_pEleStart)				LE_BITS_TO_1BYTE((_pEleStart)+2, 5, 1)
71 #define GET_VHT_CAPABILITY_ELE_MAX_RXAMPDU_FACTOR(_pEleStart)	LE_BITS_TO_2BYTE((_pEleStart)+2, 7, 3)
72 #define GET_VHT_CAPABILITY_ELE_RX_MCS(_pEleStart)					       ((_pEleStart)+4)
73 #define GET_VHT_CAPABILITY_ELE_MCS_RX_HIGHEST_RATE(_pEleStart)			LE_BITS_TO_2BYTE((_pEleStart)+6, 0, 13)
74 #define GET_VHT_CAPABILITY_ELE_TX_MCS(_pEleStart)					       ((_pEleStart)+8)
75 #define GET_VHT_CAPABILITY_ELE_MCS_TX_HIGHEST_RATE(_pEleStart)			LE_BITS_TO_2BYTE((_pEleStart)+10, 0, 13)
76 
77 
78 /* VHT Operation Information Element */
79 #define SET_VHT_OPERATION_ELE_CHL_WIDTH(_pEleStart, _val)			SET_BITS_TO_LE_1BYTE(_pEleStart, 0, 8, _val)
80 #define SET_VHT_OPERATION_ELE_CHL_CENTER_FREQ1(_pEleStart, _val)			SET_BITS_TO_LE_1BYTE(_pEleStart+1, 0, 8, _val)
81 #define SET_VHT_OPERATION_ELE_CHL_CENTER_FREQ2(_pEleStart, _val)			SET_BITS_TO_LE_1BYTE(_pEleStart+2, 0, 8, _val)
82 #define SET_VHT_OPERATION_ELE_BASIC_MCS_SET(_pEleStart, _val)			SET_BITS_TO_LE_2BYTE((_pEleStart)+3, 0, 16, _val)
83 
84 #define GET_VHT_OPERATION_ELE_CHL_WIDTH(_pEleStart)		LE_BITS_TO_1BYTE(_pEleStart, 0, 8)
85 #define GET_VHT_OPERATION_ELE_CENTER_FREQ1(_pEleStart)	LE_BITS_TO_1BYTE((_pEleStart)+1, 0, 8)
86 #define GET_VHT_OPERATION_ELE_CENTER_FREQ2(_pEleStart)     LE_BITS_TO_1BYTE((_pEleStart)+2, 0, 8)
87 
88 /* VHT Operating Mode */
89 #define SET_VHT_OPERATING_MODE_FIELD_CHNL_WIDTH(_pEleStart, _val)		SET_BITS_TO_LE_1BYTE(_pEleStart, 0, 2, _val)
90 #define SET_VHT_OPERATING_MODE_FIELD_RX_NSS(_pEleStart, _val)			SET_BITS_TO_LE_1BYTE(_pEleStart, 4, 3, _val)
91 #define SET_VHT_OPERATING_MODE_FIELD_RX_NSS_TYPE(_pEleStart, _val)	SET_BITS_TO_LE_1BYTE(_pEleStart, 7, 1, _val)
92 #define GET_VHT_OPERATING_MODE_FIELD_CHNL_WIDTH(_pEleStart)			LE_BITS_TO_1BYTE(_pEleStart, 0, 2)
93 #define GET_VHT_OPERATING_MODE_FIELD_RX_NSS(_pEleStart)				LE_BITS_TO_1BYTE(_pEleStart, 4, 3)
94 #define GET_VHT_OPERATING_MODE_FIELD_RX_NSS_TYPE(_pEleStart)		LE_BITS_TO_1BYTE(_pEleStart, 7, 1)
95 
96 #define SET_EXT_CAPABILITY_ELE_OP_MODE_NOTIF(_pEleStart, _val)			SET_BITS_TO_LE_1BYTE((_pEleStart)+7, 6, 1, _val)
97 #define GET_EXT_CAPABILITY_ELE_OP_MODE_NOTIF(_pEleStart)				LE_BITS_TO_1BYTE((_pEleStart)+7, 6, 1)
98 
99 #define VHT_MAX_MPDU_LEN_MAX 3
100 extern const u16 _vht_max_mpdu_len[];
101 #define vht_max_mpdu_len(val) (((val) >= VHT_MAX_MPDU_LEN_MAX) ? _vht_max_mpdu_len[VHT_MAX_MPDU_LEN_MAX] : _vht_max_mpdu_len[(val)])
102 
103 #define VHT_SUP_CH_WIDTH_SET_MAX 3
104 extern const u8 _vht_sup_ch_width_set_to_bw_cap[];
105 #define vht_sup_ch_width_set_to_bw_cap(set) (((set) >= VHT_SUP_CH_WIDTH_SET_MAX) ? _vht_sup_ch_width_set_to_bw_cap[VHT_SUP_CH_WIDTH_SET_MAX] : _vht_sup_ch_width_set_to_bw_cap[(set)])
106 extern const char *const _vht_sup_ch_width_set_str[];
107 #define vht_sup_ch_width_set_str(set) (((set) >= VHT_SUP_CH_WIDTH_SET_MAX) ? _vht_sup_ch_width_set_str[VHT_SUP_CH_WIDTH_SET_MAX] : _vht_sup_ch_width_set_str[(set)])
108 
109 #define VHT_MAX_AMPDU_LEN(f) ((1 << (13 + f)) - 1)
110 void dump_vht_cap_ie(void *sel, const u8 *ie, u32 ie_len);
111 
112 #define VHT_OP_CH_WIDTH_MAX 4
113 extern const char *const _vht_op_ch_width_str[];
114 #define vht_op_ch_width_str(ch_width) (((ch_width) >= VHT_OP_CH_WIDTH_MAX) ? _vht_op_ch_width_str[VHT_OP_CH_WIDTH_MAX] : _vht_op_ch_width_str[(ch_width)])
115 
116 void dump_vht_op_ie(void *sel, const u8 *ie, u32 ie_len);
117 
118 struct vht_bf_cap {
119 	u8 is_mu_bfer;
120 	u8 su_sound_dim;
121 };
122 
123 struct vht_priv {
124 	u8	vht_option;
125 
126 	u8	ldpc_cap;
127 	u8	stbc_cap;
128 	u16	beamform_cap;
129 	struct	vht_bf_cap ap_bf_cap;
130 
131 	u8	sgi_80m;/* short GI */
132 	u8	ampdu_len;
133 
134 	u8	vht_highest_rate;
135 	u8	vht_mcs_map[2];
136 
137 	u8 op_present:1; /* vht_op is present */
138 	u8 notify_present:1; /* vht_op_mode_notify is present */
139 
140 	u8 vht_cap[32];
141 	u8 vht_op[VHT_OP_IE_LEN];
142 	u8 vht_op_mode_notify;
143 };
144 
145 #ifdef ROKU_PRIVATE
146 struct vht_priv_infra_ap {
147 
148 	/* Infra mode, only store for AP's info, not intersection of STA and AP*/
149 	u8	ldpc_cap_infra_ap;
150 	u8	stbc_cap_infra_ap;
151 	u16	beamform_cap_infra_ap;
152 	u8	vht_mcs_map_infra_ap[2];
153 	u8	vht_mcs_map_tx_infra_ap[2];
154 	u8	channel_width_infra_ap;
155 	u8	number_of_streams_infra_ap;
156 };
157 #endif /* ROKU_PRIVATE */
158 
159 u8	rtw_get_vht_highest_rate(u8 *pvht_mcs_map);
160 u16	rtw_vht_mcs_to_data_rate(u8 bw, u8 short_GI, u8 vht_mcs_rate);
161 u64	rtw_vht_mcs_map_to_bitmap(u8 *mcs_map, u8 nss);
162 void	rtw_vht_use_default_setting(_adapter *padapter);
163 u32	rtw_build_vht_operation_ie(_adapter *padapter, u8 *pbuf, u8 channel);
164 u32	rtw_build_vht_op_mode_notify_ie(_adapter *padapter, u8 *pbuf, u8 bw);
165 u32	rtw_build_vht_cap_ie(_adapter *padapter, u8 *pbuf);
166 void	update_sta_vht_info_apmode(_adapter *padapter, void *psta);
167 void	update_hw_vht_param(_adapter *padapter);
168 void	VHT_caps_handler(_adapter *padapter, PNDIS_802_11_VARIABLE_IEs pIE);
169 #ifdef ROKU_PRIVATE
170 void	VHT_caps_handler_infra_ap(_adapter *padapter, PNDIS_802_11_VARIABLE_IEs pIE);
171 #endif /* ROKU_PRIVATE */
172 void	VHT_operation_handler(_adapter *padapter, PNDIS_802_11_VARIABLE_IEs pIE);
173 void	rtw_process_vht_op_mode_notify(_adapter *padapter, u8 *pframe, void *sta);
174 u32	rtw_restructure_vht_ie(_adapter *padapter, u8 *in_ie, u8 *out_ie, uint in_len, uint *pout_len);
175 void	VHTOnAssocRsp(_adapter *padapter);
176 u8	rtw_vht_mcsmap_to_nss(u8 *pvht_mcs_map);
177 void rtw_vht_nss_to_mcsmap(u8 nss, u8 *target_mcs_map, u8 *cur_mcs_map);
178 void rtw_vht_ies_attach(_adapter *padapter, WLAN_BSSID_EX *pcur_network);
179 void rtw_vht_ies_detach(_adapter *padapter, WLAN_BSSID_EX *pcur_network);
180 void rtw_check_for_vht20(_adapter *adapter, u8 *ies, int ies_len);
181 #endif /* _RTW_VHT_H_ */
182