Commit 45a8b67a authored by Felix Fietkau's avatar Felix Fietkau
Browse files

mt76: mt7915: fix eeprom DBDC band selection 



When the EEPROM band fields contain default values, assign 2.4 GHz to the
first band and 5 GHz to the second.

Signed-off-by: default avatarFelix Fietkau <nbd@nbd.name>
parent f7fc2bbe

drivers/net/wireless/mediatek/mt76/mt7915/eeprom.c

+5 −2
Original line number Diff line number Diff line
@@ -54,11 +54,14 @@ void mt7915_eeprom_parse_band_config(struct mt7915_phy *phy) 


	val = mt7915_eeprom_read(dev, MT_EE_WIFI_CONF + ext_phy);

	val = FIELD_GET(MT_EE_WIFI_CONF0_BAND_SEL, val);

	if (val == MT_EE_BAND_SEL_DEFAULT && dev->dbdc_support)

		val = ext_phy ? MT_EE_BAND_SEL_5GHZ : MT_EE_BAND_SEL_2GHZ;



	switch (val) {

	case MT_EE_5GHZ:

	case MT_EE_BAND_SEL_5GHZ:

		phy->mt76->cap.has_5ghz = true;

		break;

	case MT_EE_2GHZ:

	case MT_EE_BAND_SEL_2GHZ:

		phy->mt76->cap.has_2ghz = true;

		break;

	default:

drivers/net/wireless/mediatek/mt76/mt7915/eeprom.h

+4 −4
Original line number Diff line number Diff line
@@ -35,10 +35,10 @@ enum mt7915_eeprom_field { 
#define MT_EE_WIFI_CONF7_TSSI1_5G		BIT(4)



enum mt7915_eeprom_band {

	MT_EE_DUAL_BAND,

	MT_EE_5GHZ,

	MT_EE_2GHZ,

	MT_EE_DBDC,

	MT_EE_BAND_SEL_DEFAULT,

	MT_EE_BAND_SEL_5GHZ,

	MT_EE_BAND_SEL_2GHZ,

	MT_EE_BAND_SEL_DUAL,

};



#define SKU_DELTA_VAL		GENMASK(5, 0)