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1/* SPDX-License-Identifier: ISC */
2/* Copyright (C) 2020 MediaTek Inc. */
3
4#ifndef __MT7915_EEPROM_H
5#define __MT7915_EEPROM_H
6
7#include "mt7915.h"
8
9struct cal_data {
10 u8 count;
11 u16 offset[60];
12};
13
14enum mt7915_eeprom_field {
15 MT_EE_CHIP_ID = 0x000,
16 MT_EE_VERSION = 0x002,
17 MT_EE_MAC_ADDR = 0x004,
18 MT_EE_MAC_ADDR2 = 0x00a,
19 MT_EE_DDIE_FT_VERSION = 0x050,
20 MT_EE_DO_PRE_CAL = 0x062,
21 MT_EE_WIFI_CONF = 0x190,
22 MT_EE_RATE_DELTA_2G = 0x252,
23 MT_EE_RATE_DELTA_5G = 0x29d,
24 MT_EE_TX0_POWER_2G = 0x2fc,
25 MT_EE_TX0_POWER_5G = 0x34b,
26 MT_EE_RATE_DELTA_2G_V2 = 0x7d3,
27 MT_EE_RATE_DELTA_5G_V2 = 0x81e,
28 MT_EE_RATE_DELTA_6G_V2 = 0x884, /* 6g fields only appear in eeprom v2 */
29 MT_EE_TX0_POWER_2G_V2 = 0x441,
30 MT_EE_TX0_POWER_5G_V2 = 0x445,
31 MT_EE_TX0_POWER_6G_V2 = 0x465,
32 MT_EE_ADIE_FT_VERSION = 0x9a0,
33
34 __MT_EE_MAX = 0xe00,
35 __MT_EE_MAX_V2 = 0x1000,
36 /* 0xe10 ~ 0x5780 used to save group cal data */
37 MT_EE_PRECAL = 0xe10,
38 MT_EE_PRECAL_V2 = 0x1010
39};
40
41#define MT_EE_WIFI_CAL_GROUP BIT(0)
42#define MT_EE_WIFI_CAL_DPD GENMASK(2, 1)
43#define MT_EE_CAL_UNIT 1024
44#define MT_EE_CAL_GROUP_SIZE (49 * MT_EE_CAL_UNIT + 16)
45#define MT_EE_CAL_DPD_SIZE (54 * MT_EE_CAL_UNIT)
46
47#define MT_EE_WIFI_CONF0_TX_PATH GENMASK(2, 0)
48#define MT_EE_WIFI_CONF0_BAND_SEL GENMASK(7, 6)
49#define MT_EE_WIFI_CONF1_BAND_SEL GENMASK(7, 6)
50#define MT_EE_WIFI_CONF_STREAM_NUM GENMASK(7, 5)
51#define MT_EE_WIFI_CONF3_TX_PATH_B0 GENMASK(1, 0)
52#define MT_EE_WIFI_CONF3_TX_PATH_B1 GENMASK(5, 4)
53#define MT_EE_WIFI_CONF7_TSSI0_2G BIT(0)
54#define MT_EE_WIFI_CONF7_TSSI0_5G BIT(2)
55#define MT_EE_WIFI_CONF7_TSSI1_5G BIT(4)
56
57#define MT_EE_RATE_DELTA_MASK GENMASK(5, 0)
58#define MT_EE_RATE_DELTA_SIGN BIT(6)
59#define MT_EE_RATE_DELTA_EN BIT(7)
60
61enum mt7915_adie_sku {
62 MT7976_ONE_ADIE_DBDC = 0x7,
63 MT7975_ONE_ADIE = 0x8,
64 MT7976_ONE_ADIE = 0xa,
65 MT7975_DUAL_ADIE = 0xd,
66 MT7976_DUAL_ADIE = 0xf,
67};
68
69enum mt7915_eeprom_band {
70 MT_EE_BAND_SEL_DEFAULT,
71 MT_EE_BAND_SEL_5GHZ,
72 MT_EE_BAND_SEL_2GHZ,
73 MT_EE_BAND_SEL_DUAL,
74};
75
76enum {
77 MT_EE_V2_BAND_SEL_2GHZ,
78 MT_EE_V2_BAND_SEL_5GHZ,
79 MT_EE_V2_BAND_SEL_6GHZ,
80 MT_EE_V2_BAND_SEL_5GHZ_6GHZ,
81};
82
83enum mt7915_sku_rate_group {
84 SKU_CCK,
85 SKU_OFDM,
86 SKU_HT_BW20,
87 SKU_HT_BW40,
88 SKU_VHT_BW20,
89 SKU_VHT_BW40,
90 SKU_VHT_BW80,
91 SKU_VHT_BW160,
92 SKU_HE_RU26,
93 SKU_HE_RU52,
94 SKU_HE_RU106,
95 SKU_HE_RU242,
96 SKU_HE_RU484,
97 SKU_HE_RU996,
98 SKU_HE_RU2x996,
99 MAX_SKU_RATE_GROUP_NUM,
100};
101
102static inline int
103mt7915_get_channel_group_5g(int channel, bool is_7976)
104{
105 if (is_7976) {
106 if (channel <= 64)
107 return 0;
108 if (channel <= 96)
109 return 1;
110 if (channel <= 128)
111 return 2;
112 if (channel <= 144)
113 return 3;
114 return 4;
115 }
116
117 if (channel >= 184 && channel <= 196)
118 return 0;
119 if (channel <= 48)
120 return 1;
121 if (channel <= 64)
122 return 2;
123 if (channel <= 96)
124 return 3;
125 if (channel <= 112)
126 return 4;
127 if (channel <= 128)
128 return 5;
129 if (channel <= 144)
130 return 6;
131 return 7;
132}
133
134static inline int
135mt7915_get_channel_group_6g(int channel)
136{
137 if (channel <= 29)
138 return 0;
139
140 return DIV_ROUND_UP(channel - 29, 32);
141}
142
143static inline bool
144mt7915_tssi_enabled(struct mt7915_dev *dev, enum nl80211_band band)
145{
146 u8 *eep = dev->mt76.eeprom.data;
147 u8 offs = is_mt7981(&dev->mt76) ? 8 : 7;
148 u8 val = eep[MT_EE_WIFI_CONF + offs];
149
150 if (band == NL80211_BAND_2GHZ)
151 return val & MT_EE_WIFI_CONF7_TSSI0_2G;
152
153 if (dev->dbdc_support)
154 return val & MT_EE_WIFI_CONF7_TSSI1_5G;
155 else
156 return val & MT_EE_WIFI_CONF7_TSSI0_5G;
157}
158
159extern const u8 mt7915_sku_group_len[MAX_SKU_RATE_GROUP_NUM];
160
161#endif
1/* SPDX-License-Identifier: ISC */
2/* Copyright (C) 2020 MediaTek Inc. */
3
4#ifndef __MT7915_EEPROM_H
5#define __MT7915_EEPROM_H
6
7#include "mt7915.h"
8
9struct cal_data {
10 u8 count;
11 u16 offset[60];
12};
13
14enum mt7915_eeprom_field {
15 MT_EE_CHIP_ID = 0x000,
16 MT_EE_VERSION = 0x002,
17 MT_EE_MAC_ADDR = 0x004,
18 MT_EE_MAC_ADDR2 = 0x00a,
19 MT_EE_DDIE_FT_VERSION = 0x050,
20 MT_EE_DO_PRE_CAL = 0x062,
21 MT_EE_WIFI_CONF = 0x190,
22 MT_EE_DO_PRE_CAL_V2 = 0x19a,
23 MT_EE_RATE_DELTA_2G = 0x252,
24 MT_EE_RATE_DELTA_5G = 0x29d,
25 MT_EE_TX0_POWER_2G = 0x2fc,
26 MT_EE_TX0_POWER_5G = 0x34b,
27 MT_EE_RATE_DELTA_2G_V2 = 0x7d3,
28 MT_EE_RATE_DELTA_5G_V2 = 0x81e,
29 MT_EE_RATE_DELTA_6G_V2 = 0x884, /* 6g fields only appear in eeprom v2 */
30 MT_EE_TX0_POWER_2G_V2 = 0x441,
31 MT_EE_TX0_POWER_5G_V2 = 0x445,
32 MT_EE_TX0_POWER_6G_V2 = 0x465,
33 MT_EE_ADIE_FT_VERSION = 0x9a0,
34
35 __MT_EE_MAX = 0xe00,
36 __MT_EE_MAX_V2 = 0x1000,
37 /* 0xe10 ~ 0x5780 used to save group cal data */
38 MT_EE_PRECAL = 0xe10,
39 MT_EE_PRECAL_V2 = 0x1010
40};
41
42#define MT_EE_WIFI_CAL_GROUP BIT(0)
43#define MT_EE_WIFI_CAL_DPD_2G BIT(2)
44#define MT_EE_WIFI_CAL_DPD_5G BIT(1)
45#define MT_EE_WIFI_CAL_DPD_6G BIT(3)
46#define MT_EE_WIFI_CAL_DPD GENMASK(3, 1)
47#define MT_EE_CAL_UNIT 1024
48#define MT_EE_CAL_GROUP_SIZE_7915 (49 * MT_EE_CAL_UNIT + 16)
49#define MT_EE_CAL_GROUP_SIZE_7916 (54 * MT_EE_CAL_UNIT + 16)
50#define MT_EE_CAL_GROUP_SIZE_7975 (54 * MT_EE_CAL_UNIT + 16)
51#define MT_EE_CAL_GROUP_SIZE_7976 (94 * MT_EE_CAL_UNIT + 16)
52#define MT_EE_CAL_GROUP_SIZE_7916_6G (94 * MT_EE_CAL_UNIT + 16)
53#define MT_EE_CAL_DPD_SIZE_V1 (54 * MT_EE_CAL_UNIT)
54#define MT_EE_CAL_DPD_SIZE_V2 (300 * MT_EE_CAL_UNIT)
55#define MT_EE_CAL_DPD_SIZE_V2_7981 (102 * MT_EE_CAL_UNIT) /* no 6g dpd data */
56
57#define MT_EE_WIFI_CONF0_TX_PATH GENMASK(2, 0)
58#define MT_EE_WIFI_CONF0_BAND_SEL GENMASK(7, 6)
59#define MT_EE_WIFI_CONF1_BAND_SEL GENMASK(7, 6)
60#define MT_EE_WIFI_CONF_STREAM_NUM GENMASK(7, 5)
61#define MT_EE_WIFI_CONF3_TX_PATH_B0 GENMASK(1, 0)
62#define MT_EE_WIFI_CONF3_TX_PATH_B1 GENMASK(5, 4)
63#define MT_EE_WIFI_CONF7_TSSI0_2G BIT(0)
64#define MT_EE_WIFI_CONF7_TSSI0_5G BIT(2)
65#define MT_EE_WIFI_CONF7_TSSI1_5G BIT(4)
66
67#define MT_EE_RATE_DELTA_MASK GENMASK(5, 0)
68#define MT_EE_RATE_DELTA_SIGN BIT(6)
69#define MT_EE_RATE_DELTA_EN BIT(7)
70
71enum mt7915_adie_sku {
72 MT7976_ONE_ADIE_DBDC = 0x7,
73 MT7975_ONE_ADIE = 0x8,
74 MT7976_ONE_ADIE = 0xa,
75 MT7975_DUAL_ADIE = 0xd,
76 MT7976_DUAL_ADIE = 0xf,
77};
78
79enum mt7915_eeprom_band {
80 MT_EE_BAND_SEL_DEFAULT,
81 MT_EE_BAND_SEL_5GHZ,
82 MT_EE_BAND_SEL_2GHZ,
83 MT_EE_BAND_SEL_DUAL,
84};
85
86enum {
87 MT_EE_V2_BAND_SEL_2GHZ,
88 MT_EE_V2_BAND_SEL_5GHZ,
89 MT_EE_V2_BAND_SEL_6GHZ,
90 MT_EE_V2_BAND_SEL_5GHZ_6GHZ,
91};
92
93enum mt7915_sku_rate_group {
94 SKU_CCK,
95 SKU_OFDM,
96 SKU_HT_BW20,
97 SKU_HT_BW40,
98 SKU_VHT_BW20,
99 SKU_VHT_BW40,
100 SKU_VHT_BW80,
101 SKU_VHT_BW160,
102 SKU_HE_RU26,
103 SKU_HE_RU52,
104 SKU_HE_RU106,
105 SKU_HE_RU242,
106 SKU_HE_RU484,
107 SKU_HE_RU996,
108 SKU_HE_RU2x996,
109 MAX_SKU_RATE_GROUP_NUM,
110};
111
112static inline int
113mt7915_get_channel_group_5g(int channel, bool is_7976)
114{
115 if (is_7976) {
116 if (channel <= 64)
117 return 0;
118 if (channel <= 96)
119 return 1;
120 if (channel <= 128)
121 return 2;
122 if (channel <= 144)
123 return 3;
124 return 4;
125 }
126
127 if (channel >= 184 && channel <= 196)
128 return 0;
129 if (channel <= 48)
130 return 1;
131 if (channel <= 64)
132 return 2;
133 if (channel <= 96)
134 return 3;
135 if (channel <= 112)
136 return 4;
137 if (channel <= 128)
138 return 5;
139 if (channel <= 144)
140 return 6;
141 return 7;
142}
143
144static inline int
145mt7915_get_channel_group_6g(int channel)
146{
147 if (channel <= 29)
148 return 0;
149
150 return DIV_ROUND_UP(channel - 29, 32);
151}
152
153static inline bool
154mt7915_tssi_enabled(struct mt7915_dev *dev, enum nl80211_band band)
155{
156 u8 *eep = dev->mt76.eeprom.data;
157 u8 offs = is_mt7981(&dev->mt76) ? 8 : 7;
158 u8 val = eep[MT_EE_WIFI_CONF + offs];
159
160 if (band == NL80211_BAND_2GHZ)
161 return val & MT_EE_WIFI_CONF7_TSSI0_2G;
162
163 if (dev->dbdc_support)
164 return val & MT_EE_WIFI_CONF7_TSSI1_5G;
165 else
166 return val & MT_EE_WIFI_CONF7_TSSI0_5G;
167}
168
169static inline u32
170mt7915_get_cal_group_size(struct mt7915_dev *dev)
171{
172 u8 *eep = dev->mt76.eeprom.data;
173 u32 val;
174
175 if (is_mt7915(&dev->mt76)) {
176 return MT_EE_CAL_GROUP_SIZE_7915;
177 } else if (is_mt7916(&dev->mt76)) {
178 val = eep[MT_EE_WIFI_CONF + 1];
179 val = FIELD_GET(MT_EE_WIFI_CONF0_BAND_SEL, val);
180 return (val == MT_EE_V2_BAND_SEL_6GHZ) ? MT_EE_CAL_GROUP_SIZE_7916_6G :
181 MT_EE_CAL_GROUP_SIZE_7916;
182 } else if (mt7915_check_adie(dev, false)) {
183 return MT_EE_CAL_GROUP_SIZE_7976;
184 } else {
185 return MT_EE_CAL_GROUP_SIZE_7975;
186 }
187}
188
189static inline u32
190mt7915_get_cal_dpd_size(struct mt7915_dev *dev)
191{
192 if (is_mt7915(&dev->mt76))
193 return MT_EE_CAL_DPD_SIZE_V1;
194 else if (is_mt7981(&dev->mt76))
195 return MT_EE_CAL_DPD_SIZE_V2_7981;
196 else
197 return MT_EE_CAL_DPD_SIZE_V2;
198}
199
200extern const u8 mt7915_sku_group_len[MAX_SKU_RATE_GROUP_NUM];
201
202#endif