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| author |   Lorenzo Bianconi <lorenzo.bianconi@redhat.com> | 2018-09-20 11:12:01 +0200 |
|---|---|---|
| committer |   Felix Fietkau <nbd@nbd.name> | 2018-10-01 12:33:53 +0200 |
| commit | 77d0f465644973406f27e861e66c6e51ed0e7df1 (patch) | |
| tree | 897ad1446d32ab7786c7d440a228227d4fa44116 | |
| parent | mt76x0: unify temperature offset parsing (diff) | |
| download | linux-dev-77d0f465644973406f27e861e66c6e51ed0e7df1.tar.xz linux-dev-77d0f465644973406f27e861e66c6e51ed0e7df1.zip | |
mt76x0: unify freq offset parsing
Unify frequency offset parsing with mt76x2 driver using
eeprom utility routines available in mt76x02-lib module
Signed-off-by: Lorenzo Bianconi <lorenzo.bianconi@redhat.com>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
5 files changed, 22 insertions, 18 deletions
diff --git a/drivers/net/wireless/mediatek/mt76/mt76x0/debugfs.c b/drivers/net/wireless/mediatek/mt76/mt76x0/debugfs.c index d138ed3bda17..39c2c846f808 100644 --- a/drivers/net/wireless/mediatek/mt76/mt76x0/debugfs.c +++ b/drivers/net/wireless/mediatek/mt76/mt76x0/debugfs.c @@ -102,7 +102,8 @@ mt76x0_eeprom_param_read(struct seq_file *file, void *data) u16 val; int i; - seq_printf(file, "RF freq offset: %hhx\n", dev->ee->rf_freq_off); + seq_printf(file, "RF freq offset: %hhx\n", + dev->caldata.freq_offset); seq_printf(file, "RSSI offset: %hhx %hhx\n", dev->caldata.rssi_offset[0], dev->caldata.rssi_offset[1]); seq_printf(file, "Temperature offset: %hhx\n", diff --git a/drivers/net/wireless/mediatek/mt76/mt76x0/eeprom.c b/drivers/net/wireless/mediatek/mt76/mt76x0/eeprom.c index ae7c11519b0a..70dd96051e77 100644 --- a/drivers/net/wireless/mediatek/mt76/mt76x0/eeprom.c +++ b/drivers/net/wireless/mediatek/mt76/mt76x0/eeprom.c @@ -103,23 +103,21 @@ static void mt76x0_set_temp_offset(struct mt76x0_dev *dev) dev->caldata.temp_offset = -10; } -static void -mt76x0_set_rf_freq_off(struct mt76x0_dev *dev, u8 *eeprom) +static void mt76x0_set_freq_offset(struct mt76x0_dev *dev) { - u8 comp; + struct mt76x0_caldata *caldata = &dev->caldata; + u8 val; - comp = eeprom[MT_EE_FREQ_OFFSET_COMPENSATION]; - if (!mt76x02_field_valid(comp)) - comp = 0; + val = mt76x02_eeprom_get(&dev->mt76, MT_EE_FREQ_OFFSET); + if (!mt76x02_field_valid(val)) + val = 0; + caldata->freq_offset = val; - dev->ee->rf_freq_off = eeprom[MT_EE_FREQ_OFFSET]; - if (!mt76x02_field_valid(dev->ee->rf_freq_off)) - dev->ee->rf_freq_off = 0; + val = mt76x02_eeprom_get(&dev->mt76, MT_EE_TSSI_BOUND4) >> 8; + if (!mt76x02_field_valid(val)) + val = 0; - if (comp & BIT(7)) - dev->ee->rf_freq_off -= comp & 0x7f; - else - dev->ee->rf_freq_off += comp; + caldata->freq_offset -= mt76x02_sign_extend(val, 8); } void mt76x0_read_rx_gain(struct mt76x0_dev *dev) @@ -286,7 +284,7 @@ mt76x0_eeprom_init(struct mt76x0_dev *dev) mt76x02_mac_setaddr(&dev->mt76, eeprom + MT_EE_MAC_ADDR); mt76x0_set_chip_cap(dev, eeprom); - mt76x0_set_rf_freq_off(dev, eeprom); + mt76x0_set_freq_offset(dev); mt76x0_set_temp_offset(dev); dev->chainmask = 0x0101; diff --git a/drivers/net/wireless/mediatek/mt76/mt76x0/eeprom.h b/drivers/net/wireless/mediatek/mt76/mt76x0/eeprom.h index 55e624cf7f2a..8006d08cba45 100644 --- a/drivers/net/wireless/mediatek/mt76/mt76x0/eeprom.h +++ b/drivers/net/wireless/mediatek/mt76/mt76x0/eeprom.h @@ -33,11 +33,10 @@ struct mt76x0_caldata { s8 lna_gain; s16 temp_offset; + u8 freq_offset; }; struct mt76x0_eeprom_params { - u8 rf_freq_off; - /* TX_PWR_CFG_* values from EEPROM for 20 and 40 Mhz bandwidths. */ u32 tx_pwr_cfg_2g[5][2]; u32 tx_pwr_cfg_5g[5][2]; diff --git a/drivers/net/wireless/mediatek/mt76/mt76x0/phy.c b/drivers/net/wireless/mediatek/mt76/mt76x0/phy.c index dbe9e2ee5def..c3db4c1cd4fe 100644 --- a/drivers/net/wireless/mediatek/mt76/mt76x0/phy.c +++ b/drivers/net/wireless/mediatek/mt76/mt76x0/phy.c @@ -942,7 +942,8 @@ mt76x0_rf_init(struct mt76x0_dev *dev) E1: B0.R22<6:0>: xo_cxo<6:0> E2: B0.R21<0>: xo_cxo<0>, B0.R22<7:0>: xo_cxo<8:1> */ - rf_wr(dev, MT_RF(0, 22), min_t(u8, dev->ee->rf_freq_off, 0xBF)); + rf_wr(dev, MT_RF(0, 22), + min_t(u8, dev->caldata.freq_offset, 0xbf)); val = rf_rr(dev, MT_RF(0, 22)); /* diff --git a/drivers/net/wireless/mediatek/mt76/mt76x02_eeprom.h b/drivers/net/wireless/mediatek/mt76/mt76x02_eeprom.h index 2132af9f8c94..995aebbcc194 100644 --- a/drivers/net/wireless/mediatek/mt76/mt76x02_eeprom.h +++ b/drivers/net/wireless/mediatek/mt76/mt76x02_eeprom.h @@ -74,7 +74,12 @@ enum mt76x02_eeprom_field { MT_EE_2G_TARGET_POWER = 0x0d0, MT_EE_TEMP_OFFSET = 0x0d1, + MT_EE_TSSI_BOUND1 = 0x0d4, + MT_EE_TSSI_BOUND2 = 0x0d6, + MT_EE_TSSI_BOUND3 = 0x0d8, + MT_EE_TSSI_BOUND4 = 0x0da, MT_EE_FREQ_OFFSET_COMPENSATION = 0x0db, + MT_EE_TSSI_BOUND5 = 0x0dc, MT_EE_TX_POWER_BYRATE_BASE = 0x0de, MT_EE_RF_TEMP_COMP_SLOPE_5G = 0x0f2, |