Commit a226ccd0 authored by Shayne Chen's avatar Shayne Chen Committed by Felix Fietkau
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mt76: mt7915: fix txpower init for TSSI off chips 



Fix incorrect txpower init value for TSSI off chips which causes
too small txpower.

Signed-off-by: default avatarShayne Chen <shayne.chen@mediatek.com>
Signed-off-by: default avatarFelix Fietkau <nbd@nbd.name>
parent 2df51a2b

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

+13 −6
Original line number Diff line number Diff line
@@ -124,7 +124,7 @@ int mt7915_eeprom_get_target_power(struct mt7915_dev *dev, 
				   struct ieee80211_channel *chan,

				   u8 chain_idx)

{

	int index;

	int index, target_power;

	bool tssi_on;



	if (chain_idx > 3)
@@ -133,15 +133,22 @@ int mt7915_eeprom_get_target_power(struct mt7915_dev *dev, 
	tssi_on = mt7915_tssi_enabled(dev, chan->band);



	if (chan->band == NL80211_BAND_2GHZ) {

		index = MT_EE_TX0_POWER_2G + chain_idx * 3 + !tssi_on;

		index = MT_EE_TX0_POWER_2G + chain_idx * 3;

		target_power = mt7915_eeprom_read(dev, index);



		if (!tssi_on)

			target_power += mt7915_eeprom_read(dev, index + 1);

	} else {

		int group = tssi_on ?

			    mt7915_get_channel_group(chan->hw_value) : 8;

		int group = mt7915_get_channel_group(chan->hw_value);



		index = MT_EE_TX0_POWER_5G + chain_idx * 12;

		target_power = mt7915_eeprom_read(dev, index + group);



		index = MT_EE_TX0_POWER_5G + chain_idx * 12 + group;

		if (!tssi_on)

			target_power += mt7915_eeprom_read(dev, index + 8);

	}



	return mt7915_eeprom_read(dev, index);

	return target_power;

}



static const u8 sku_cck_delta_map[] = {