drivers/net/wireless/mediatek/mt76/mt7615/eeprom.h

   1 /* SPDX-License-Identifier: ISC */
   2 /* Copyright (C) 2019 MediaTek Inc. */
   3
   4 #ifndef __MT7615_EEPROM_H
   5 #define __MT7615_EEPROM_H
   6
   7 #include "mt7615.h"
   8
   9 enum mt7615_eeprom_field {
  10         MT_EE_CHIP_ID =                         0x000,
  11         MT_EE_VERSION =                         0x002,
  12         MT_EE_MAC_ADDR =                        0x004,
  13         MT_EE_NIC_CONF_0 =                      0x034,
  14         MT_EE_NIC_CONF_1 =                      0x036,
  15         MT_EE_WIFI_CONF =                       0x03e,
  16         MT_EE_TX0_2G_TARGET_POWER =             0x058,
  17         MT_EE_TX0_5G_G0_TARGET_POWER =          0x070,
  18         MT_EE_TX1_5G_G0_TARGET_POWER =          0x098,
  19         MT_EE_EXT_PA_2G_TARGET_POWER =          0x0f2,
  20         MT_EE_EXT_PA_5G_TARGET_POWER =          0x0f3,
  21         MT_EE_TX2_5G_G0_TARGET_POWER =          0x142,
  22         MT_EE_TX3_5G_G0_TARGET_POWER =          0x16a,
  23
  24         __MT_EE_MAX =                           0x3bf
  25 };
  26
  27 #define MT_EE_NIC_CONF_TX_MASK                  GENMASK(7, 4)
  28 #define MT_EE_NIC_CONF_RX_MASK                  GENMASK(3, 0)
  29
  30 #define MT_EE_NIC_CONF_TSSI_2G                  BIT(5)
  31 #define MT_EE_NIC_CONF_TSSI_5G                  BIT(6)
  32
  33 #define MT_EE_NIC_WIFI_CONF_BAND_SEL            GENMASK(5, 4)
  34 enum mt7615_eeprom_band {
  35         MT_EE_DUAL_BAND,
  36         MT_EE_5GHZ,
  37         MT_EE_2GHZ,
  38         MT_EE_DBDC,
  39 };
  40
  41 enum mt7615_channel_group {
  42         MT_CH_5G_JAPAN,
  43         MT_CH_5G_UNII_1,
  44         MT_CH_5G_UNII_2A,
  45         MT_CH_5G_UNII_2B,
  46         MT_CH_5G_UNII_2E_1,
  47         MT_CH_5G_UNII_2E_2,
  48         MT_CH_5G_UNII_2E_3,
  49         MT_CH_5G_UNII_3,
  50         __MT_CH_MAX
  51 };
  52
  53 static inline enum mt7615_channel_group
  54 mt7615_get_channel_group(int channel)
  55 {
  56         if (channel >= 184 && channel <= 196)
  57                 return MT_CH_5G_JAPAN;
  58         if (channel <= 48)
  59                 return MT_CH_5G_UNII_1;
  60         if (channel <= 64)
  61                 return MT_CH_5G_UNII_2A;
  62         if (channel <= 114)
  63                 return MT_CH_5G_UNII_2E_1;
  64         if (channel <= 144)
  65                 return MT_CH_5G_UNII_2E_2;
  66         if (channel <= 161)
  67                 return MT_CH_5G_UNII_2E_3;
  68         return MT_CH_5G_UNII_3;
  69 }
  70
  71 static inline bool
  72 mt7615_ext_pa_enabled(struct mt7615_dev *dev, enum nl80211_band band)
  73 {
  74         u8 *eep = dev->mt76.eeprom.data;
  75
  76         if (band == NL80211_BAND_5GHZ)
  77                 return !(eep[MT_EE_NIC_CONF_1 + 1] & MT_EE_NIC_CONF_TSSI_5G);
  78         else
  79                 return !(eep[MT_EE_NIC_CONF_1 + 1] & MT_EE_NIC_CONF_TSSI_2G);
  80 }
  81
  82 #endif