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_DDIE_FT_VERSION =	0x050,
19	MT_EE_WIFI_CONF =	0x190,
20	MT_EE_TX0_POWER_2G =	0x2fc,
21	MT_EE_TX0_POWER_5G =	0x34b,
22	MT_EE_ADIE_FT_VERSION =	0x9a0,
23
24	__MT_EE_MAX =		0xe00
25};
26
27#define MT_EE_WIFI_CONF_TX_MASK			GENMASK(2, 0)
28#define MT_EE_WIFI_CONF_BAND_SEL		GENMASK(7, 6)
29#define MT_EE_WIFI_CONF_TSSI0_2G		BIT(0)
30#define MT_EE_WIFI_CONF_TSSI0_5G		BIT(2)
31#define MT_EE_WIFI_CONF_TSSI1_5G		BIT(4)
32
33enum mt7915_eeprom_band {
34	MT_EE_DUAL_BAND,
35	MT_EE_5GHZ,
36	MT_EE_2GHZ,
37	MT_EE_DBDC,
38};
39
40#define SKU_DELTA_VAL		GENMASK(5, 0)
41#define SKU_DELTA_ADD		BIT(6)
42#define SKU_DELTA_EN		BIT(7)
43
44enum mt7915_sku_delta_group {
45	SKU_CCK_GROUP0,
46	SKU_CCK_GROUP1,
47
48	SKU_OFDM_GROUP0 = 0,
49	SKU_OFDM_GROUP1,
50	SKU_OFDM_GROUP2,
51	SKU_OFDM_GROUP3,
52	SKU_OFDM_GROUP4,
53
54	SKU_MCS_GROUP0 = 0,
55	SKU_MCS_GROUP1,
56	SKU_MCS_GROUP2,
57	SKU_MCS_GROUP3,
58	SKU_MCS_GROUP4,
59	SKU_MCS_GROUP5,
60	SKU_MCS_GROUP6,
61	SKU_MCS_GROUP7,
62	SKU_MCS_GROUP8,
63	SKU_MCS_GROUP9,
64};
65
66enum mt7915_sku_rate_group {
67	SKU_CCK,
68	SKU_OFDM,
69	SKU_HT_BW20,
70	SKU_HT_BW40,
71	SKU_VHT_BW20,
72	SKU_VHT_BW40,
73	SKU_VHT_BW80,
74	SKU_VHT_BW160,
75	SKU_HE_RU26,
76	SKU_HE_RU52,
77	SKU_HE_RU106,
78	SKU_HE_RU242,
79	SKU_HE_RU484,
80	SKU_HE_RU996,
81	SKU_HE_RU2x996,
82	MAX_SKU_RATE_GROUP_NUM,
83};
84
85struct sku_group {
86	u8 len;
87	u16 offset[2];
88	const u8 *delta_map;
89};
90
91static inline int
92mt7915_get_channel_group(int channel)
93{
94	if (channel >= 184 && channel <= 196)
95		return 0;
96	if (channel <= 48)
97		return 1;
98	if (channel <= 64)
99		return 2;
100	if (channel <= 96)
101		return 3;
102	if (channel <= 112)
103		return 4;
104	if (channel <= 128)
105		return 5;
106	if (channel <= 144)
107		return 6;
108	return 7;
109}
110
111static inline bool
112mt7915_tssi_enabled(struct mt7915_dev *dev, enum nl80211_band band)
113{
114	u8 *eep = dev->mt76.eeprom.data;
115
116	/* TODO: DBDC */
117	if (band == NL80211_BAND_5GHZ)
118		return eep[MT_EE_WIFI_CONF + 7] & MT_EE_WIFI_CONF_TSSI0_5G;
119	else
120		return eep[MT_EE_WIFI_CONF + 7] & MT_EE_WIFI_CONF_TSSI0_2G;
121}
122
123extern const struct sku_group mt7915_sku_groups[];
124
125#endif
126