From 16a2f8e2cad50618f7c5ccf18e83263f940afdb0 Mon Sep 17 00:00:00 2001 From: Lorenzo Bianconi Date: Tue, 11 Jun 2019 08:38:53 +0200 Subject: mt76: mt7615: take into account extPA when configuring tx power When TSSI calibration is disabled (which it means the device has been equipped with an external power amplifier) we need to refer to different eeprom fields in order to properly configure tx power Signed-off-by: Lorenzo Bianconi Signed-off-by: Felix Fietkau --- drivers/net/wireless/mediatek/mt76/mt7615/eeprom.h | 17 +++++++++++++++++ 1 file changed, 17 insertions(+) (limited to 'drivers/net/wireless/mediatek/mt76/mt7615/eeprom.h') diff --git a/drivers/net/wireless/mediatek/mt76/mt7615/eeprom.h b/drivers/net/wireless/mediatek/mt76/mt7615/eeprom.h index 3c9086b67f51..f4a4280768d2 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7615/eeprom.h +++ b/drivers/net/wireless/mediatek/mt76/mt7615/eeprom.h @@ -11,16 +11,22 @@ enum mt7615_eeprom_field { MT_EE_VERSION = 0x002, MT_EE_MAC_ADDR = 0x004, MT_EE_NIC_CONF_0 = 0x034, + MT_EE_NIC_CONF_1 = 0x036, MT_EE_WIFI_CONF = 0x03e, MT_EE_TX0_2G_TARGET_POWER = 0x058, MT_EE_TX0_5G_G0_TARGET_POWER = 0x070, MT_EE_TX1_5G_G0_TARGET_POWER = 0x098, + MT_EE_EXT_PA_2G_TARGET_POWER = 0x0f2, + MT_EE_EXT_PA_5G_TARGET_POWER = 0x0f3, MT_EE_TX2_5G_G0_TARGET_POWER = 0x142, MT_EE_TX3_5G_G0_TARGET_POWER = 0x16a, __MT_EE_MAX = 0x3bf }; +#define MT_EE_NIC_CONF_TSSI_2G BIT(5) +#define MT_EE_NIC_CONF_TSSI_5G BIT(6) + #define MT_EE_NIC_WIFI_CONF_BAND_SEL GENMASK(5, 4) enum mt7615_eeprom_band { MT_EE_DUAL_BAND, @@ -59,4 +65,15 @@ mt7615_get_channel_group(int channel) return MT_CH_5G_UNII_3; } +static inline bool +mt7615_ext_pa_enabled(struct mt7615_dev *dev, enum nl80211_band band) +{ + u8 *eep = dev->mt76.eeprom.data; + + if (band == NL80211_BAND_5GHZ) + return !(eep[MT_EE_NIC_CONF_1 + 1] & MT_EE_NIC_CONF_TSSI_5G); + else + return !(eep[MT_EE_NIC_CONF_1 + 1] & MT_EE_NIC_CONF_TSSI_2G); +} + #endif -- cgit v1.2.3