1 // SPDX-License-Identifier: ISC
8 #include "eeprom.h"
12 	u8 *eeprom = dev->mt76.eeprom.data;  in mt7996_check_eeprom()  local
13 	u16 val = get_unaligned_le16(eeprom);  in mt7996_check_eeprom()
19 		return -EINVAL;  in mt7996_check_eeprom()
32 	u8 *eeprom = dev->mt76.eeprom.data;  in mt7996_eeprom_load_default()  local
36 	ret = request_firmware(&fw, mt7996_eeprom_name(dev), dev->mt76.dev);  in mt7996_eeprom_load_default()
40 	if (!fw || !fw->data) {  in mt7996_eeprom_load_default()
41 		dev_err(dev->mt76.dev, "Invalid default bin\n");  in mt7996_eeprom_load_default()
42 		ret = -EINVAL;  in mt7996_eeprom_load_default()
46 	memcpy(eeprom, fw->data, MT7996_EEPROM_SIZE);  in mt7996_eeprom_load_default()
47 	dev->flash_mode = true;  in mt7996_eeprom_load_default()
59 	ret = mt76_eeprom_init(&dev->mt76, MT7996_EEPROM_SIZE);  in mt7996_eeprom_load()
64 		dev->flash_mode = true;  in mt7996_eeprom_load()
76 			return -EINVAL;  in mt7996_eeprom_load()
78 		/* read eeprom data from efuse */  in mt7996_eeprom_load()
102 		dev->has_eht = !(cap & MODE_HE_ONLY);  in mt7996_eeprom_parse_efuse_hw_cap()
103 		dev->wtbl_size_group = u32_get_bits(cap, WTBL_SIZE_GROUP);  in mt7996_eeprom_parse_efuse_hw_cap()
106 	if (dev->wtbl_size_group < 2 || dev->wtbl_size_group > 4)  in mt7996_eeprom_parse_efuse_hw_cap()
107 		dev->wtbl_size_group = 2; /* set default */  in mt7996_eeprom_parse_efuse_hw_cap()
114 	u8 *eeprom = phy->dev->mt76.eeprom.data;  in mt7996_eeprom_parse_band_config()  local
115 	u32 val = eeprom[MT_EE_WIFI_CONF];  in mt7996_eeprom_parse_band_config()
118 	switch (phy->mt76->band_idx) {  in mt7996_eeprom_parse_band_config()
123 		val = eeprom[MT_EE_WIFI_CONF + 1];  in mt7996_eeprom_parse_band_config()
133 		phy->mt76->cap.has_2ghz = true;  in mt7996_eeprom_parse_band_config()
136 		phy->mt76->cap.has_5ghz = true;  in mt7996_eeprom_parse_band_config()
139 		phy->mt76->cap.has_6ghz = true;  in mt7996_eeprom_parse_band_config()
142 		ret = -EINVAL;  in mt7996_eeprom_parse_band_config()
151 	u8 path, nss, band_idx = phy->mt76->band_idx;  in mt7996_eeprom_parse_hw_cap()
152 	u8 *eeprom = dev->mt76.eeprom.data;  in mt7996_eeprom_parse_hw_cap()  local
153 	struct mt76_phy *mphy = phy->mt76;  in mt7996_eeprom_parse_hw_cap()
159 				 eeprom[MT_EE_WIFI_CONF + 2]);  in mt7996_eeprom_parse_hw_cap()
161 				eeprom[MT_EE_WIFI_CONF + 5]);  in mt7996_eeprom_parse_hw_cap()
165 				 eeprom[MT_EE_WIFI_CONF + 2]);  in mt7996_eeprom_parse_hw_cap()
167 				eeprom[MT_EE_WIFI_CONF + 5]);  in mt7996_eeprom_parse_hw_cap()
171 				 eeprom[MT_EE_WIFI_CONF + 1]);  in mt7996_eeprom_parse_hw_cap()
173 				eeprom[MT_EE_WIFI_CONF + 4]);  in mt7996_eeprom_parse_hw_cap()
182 	mphy->antenna_mask = BIT(nss) - 1;  in mt7996_eeprom_parse_hw_cap()
183 	mphy->chainmask = (BIT(path) - 1) << dev->chainshift[band_idx];  in mt7996_eeprom_parse_hw_cap()
184 	dev->chainmask |= mphy->chainmask;  in mt7996_eeprom_parse_hw_cap()
186 		dev->chainshift[band_idx + 1] = dev->chainshift[band_idx] +  in mt7996_eeprom_parse_hw_cap()
187 						hweight16(mphy->chainmask);  in mt7996_eeprom_parse_hw_cap()
202 		if (ret != -EINVAL)  in mt7996_eeprom_init()
205 		dev_warn(dev->mt76.dev, "eeprom load fail, use default bin\n");  in mt7996_eeprom_init()
211 	ret = mt7996_eeprom_parse_hw_cap(dev, &dev->phy);  in mt7996_eeprom_init()
216 	memcpy(dev->mphy.macaddr, dev->mt76.eeprom.data + MT_EE_MAC_ADDR, ETH_ALEN);  in mt7996_eeprom_init()
218 	memcpy(dev->mphy.macaddr, (u8 *)dev->mt76.eeprom.data + MT_EE_MAC_ADDR, ETH_ALEN);  in mt7996_eeprom_init()
220 	mt76_eeprom_override(&dev->mphy);  in mt7996_eeprom_init()
228 	u8 *eeprom = dev->mt76.eeprom.data;  in mt7996_eeprom_get_target_power()  local
231 	if (chan->band == NL80211_BAND_5GHZ)  in mt7996_eeprom_get_target_power()
232 		target_power = eeprom[MT_EE_TX0_POWER_5G +  in mt7996_eeprom_get_target_power()
233 				      mt7996_get_channel_group_5g(chan->hw_value)];  in mt7996_eeprom_get_target_power()
234 	else if (chan->band == NL80211_BAND_6GHZ)  in mt7996_eeprom_get_target_power()
235 		target_power = eeprom[MT_EE_TX0_POWER_6G +  in mt7996_eeprom_get_target_power()
236 				      mt7996_get_channel_group_6g(chan->hw_value)];  in mt7996_eeprom_get_target_power()
238 		target_power = eeprom[MT_EE_TX0_POWER_2G];  in mt7996_eeprom_get_target_power()
245 	u8 *eeprom = dev->mt76.eeprom.data;  in mt7996_eeprom_get_power_delta()  local
250 		val = eeprom[MT_EE_RATE_DELTA_5G];  in mt7996_eeprom_get_power_delta()
252 		val = eeprom[MT_EE_RATE_DELTA_6G];  in mt7996_eeprom_get_power_delta()
254 		val = eeprom[MT_EE_RATE_DELTA_2G];  in mt7996_eeprom_get_power_delta()
261 	return val & MT_EE_RATE_DELTA_SIGN ? delta : -delta;  in mt7996_eeprom_get_power_delta()