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X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org From: Shayne Chen [ Upstream commit a226ccd04c479ccd23d6927c64bad1b441707f70 ] Fix incorrect txpower init value for TSSI off chips which causes too small txpower. Signed-off-by: Shayne Chen Signed-off-by: Felix Fietkau Signed-off-by: Sasha Levin --- .../wireless/mediatek/mt76/mt7915/eeprom.c | 19 +++++++++++++------ 1 file changed, 13 insertions(+), 6 deletions(-) diff --git a/drivers/net/wireless/mediatek/mt76/mt7915/eeprom.c b/drivers/net/wireless/mediatek/mt76/mt7915/eeprom.c index 7deba7ebd68a..e4c5f968f706 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7915/eeprom.c +++ b/drivers/net/wireless/mediatek/mt76/mt7915/eeprom.c @@ -104,7 +104,7 @@ 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) @@ -113,15 +113,22 @@ 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[] = { -- 2.30.2 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel