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mt76: mt7663: read tx streams from eeprom

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Read tx stream configuration from eeprom/efuse

Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
This commit is contained in:
Lorenzo Bianconi 2020-05-02 01:13:11 +02:00 committed by Felix Fietkau
parent 86c60179e5
commit eb7bd8d7fb
2 changed files with 9 additions and 5 deletions
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11
drivers/net/wireless/mediatek/mt76/mt7615/eeprom.c
View File

@ -130,14 +130,15 @@ mt7615_eeprom_parse_hw_band_cap(struct mt7615_dev *dev)
static void mt7615_eeprom_parse_hw_cap(struct mt7615_dev *dev)
{
u8 *eeprom = dev->mt76.eeprom.data;
u8 tx_mask;
u8 tx_mask, max_nss;
mt7615_eeprom_parse_hw_band_cap(dev);
if (is_mt7663(&dev->mt76)) {
tx_mask = 2;
max_nss = 2;
tx_mask = FIELD_GET(MT_EE_HW_CONF1_TX_MASK,
eeprom[MT7663_EE_HW_CONF1]);
} else {
u8 max_nss;
u32 val;
/* read tx-rx mask from eeprom */
@ -146,9 +147,9 @@ static void mt7615_eeprom_parse_hw_cap(struct mt7615_dev *dev)
tx_mask = FIELD_GET(MT_EE_NIC_CONF_TX_MASK,
eeprom[MT_EE_NIC_CONF_0]);
if (!tx_mask || tx_mask > max_nss)
tx_mask = max_nss;
}
if (!tx_mask || tx_mask > max_nss)
tx_mask = max_nss;
dev->chainmask = BIT(tx_mask) - 1;
dev->mphy.antenna_mask = dev->chainmask;

3
drivers/net/wireless/mediatek/mt76/mt7615/eeprom.h
View File

@ -39,6 +39,7 @@ enum mt7615_eeprom_field {
MT7663_EE_TX0_2G_TARGET_POWER = 0x123,
MT_EE_TX2_5G_G0_TARGET_POWER = 0x142,
MT_EE_TX3_5G_G0_TARGET_POWER = 0x16a,
MT7663_EE_HW_CONF1 = 0x1b0,
MT7615_EE_MAX = 0x3bf,
MT7622_EE_MAX = 0x3db,
@ -55,6 +56,8 @@ enum mt7615_eeprom_field {
#define MT_EE_NIC_CONF_TX_MASK GENMASK(7, 4)
#define MT_EE_NIC_CONF_RX_MASK GENMASK(3, 0)
#define MT_EE_HW_CONF1_TX_MASK GENMASK(2, 0)
#define MT_EE_NIC_CONF_TSSI_2G BIT(5)
#define MT_EE_NIC_CONF_TSSI_5G BIT(6)