Author | Tokens | Token Proportion | Commits | Commit Proportion |
---|---|---|---|---|
Andrea Merello | 3579 | 99.94% | 1 | 50.00% |
Jia-Ju Bai | 2 | 0.06% | 1 | 50.00% |
Total | 3581 | 2 |
/* Radio tuning for RTL8225 on RTL8187SE * * Copyright 2009 Larry Finger <Larry.Finger@lwfinger.net> * Copyright 2014 Andrea Merello <andrea.merello@gmail.com> * * Based on the r8180 and Realtek r8187se drivers, which are: * Copyright 2004-2005 Andrea Merello <andrea.merello@gmail.com>, et al. * * Also based on the rtl8187 driver, which is: * Copyright 2007 Michael Wu <flamingice@sourmilk.net> * Copyright 2007 Andrea Merello <andrea.merello@gmail.com> * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 as * published by the Free Software Foundation. */ #include <net/mac80211.h> #include "rtl8180.h" #include "rtl8225se.h" #define PFX "rtl8225 (se) " static const u32 RF_GAIN_TABLE[] = { 0x0096, 0x0076, 0x0056, 0x0036, 0x0016, 0x01f6, 0x01d6, 0x01b6, 0x0196, 0x0176, 0x00F7, 0x00D7, 0x00B7, 0x0097, 0x0077, 0x0057, 0x0037, 0x00FB, 0x00DB, 0x00BB, 0x00FF, 0x00E3, 0x00C3, 0x00A3, 0x0083, 0x0063, 0x0043, 0x0023, 0x0003, 0x01E3, 0x01C3, 0x01A3, 0x0183, 0x0163, 0x0143, 0x0123, 0x0103 }; static const u8 cck_ofdm_gain_settings[] = { 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0x08, 0x09, 0x0a, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f, 0x10, 0x11, 0x12, 0x13, 0x14, 0x15, 0x16, 0x17, 0x18, 0x19, 0x1a, 0x1b, 0x1c, 0x1d, 0x1e, 0x1f, 0x20, 0x21, 0x22, 0x23, }; static const u8 rtl8225se_tx_gain_cck_ofdm[] = { 0x02, 0x06, 0x0e, 0x1e, 0x3e, 0x7e }; static const u8 rtl8225se_tx_power_cck[] = { 0x18, 0x17, 0x15, 0x11, 0x0c, 0x08, 0x04, 0x02, 0x1b, 0x1a, 0x17, 0x13, 0x0e, 0x09, 0x04, 0x02, 0x1f, 0x1e, 0x1a, 0x15, 0x10, 0x0a, 0x05, 0x02, 0x22, 0x21, 0x1d, 0x18, 0x11, 0x0b, 0x06, 0x02, 0x26, 0x25, 0x21, 0x1b, 0x14, 0x0d, 0x06, 0x03, 0x2b, 0x2a, 0x25, 0x1e, 0x16, 0x0e, 0x07, 0x03 }; static const u8 rtl8225se_tx_power_cck_ch14[] = { 0x18, 0x17, 0x15, 0x0c, 0x00, 0x00, 0x00, 0x00, 0x1b, 0x1a, 0x17, 0x0e, 0x00, 0x00, 0x00, 0x00, 0x1f, 0x1e, 0x1a, 0x0f, 0x00, 0x00, 0x00, 0x00, 0x22, 0x21, 0x1d, 0x11, 0x00, 0x00, 0x00, 0x00, 0x26, 0x25, 0x21, 0x13, 0x00, 0x00, 0x00, 0x00, 0x2b, 0x2a, 0x25, 0x15, 0x00, 0x00, 0x00, 0x00 }; static const u8 rtl8225se_tx_power_ofdm[] = { 0x80, 0x90, 0xa2, 0xb5, 0xcb, 0xe4 }; static const u32 rtl8225se_chan[] = { 0x0080, 0x0100, 0x0180, 0x0200, 0x0280, 0x0300, 0x0380, 0x0400, 0x0480, 0x0500, 0x0580, 0x0600, 0x0680, 0x074A, }; static const u8 rtl8225sez2_tx_power_cck_ch14[] = { 0x36, 0x35, 0x2e, 0x1b, 0x00, 0x00, 0x00, 0x00 }; static const u8 rtl8225sez2_tx_power_cck_B[] = { 0x30, 0x2f, 0x29, 0x21, 0x19, 0x10, 0x08, 0x04 }; static const u8 rtl8225sez2_tx_power_cck_A[] = { 0x33, 0x32, 0x2b, 0x23, 0x1a, 0x11, 0x08, 0x04 }; static const u8 rtl8225sez2_tx_power_cck[] = { 0x36, 0x35, 0x2e, 0x25, 0x1c, 0x12, 0x09, 0x04 }; static const u8 ZEBRA_AGC[] = { 0x7E, 0x7E, 0x7E, 0x7E, 0x7D, 0x7C, 0x7B, 0x7A, 0x79, 0x78, 0x77, 0x76, 0x75, 0x74, 0x73, 0x72, 0x71, 0x70, 0x6F, 0x6E, 0x6D, 0x6C, 0x6B, 0x6A, 0x69, 0x68, 0x67, 0x66, 0x65, 0x64, 0x63, 0x62, 0x48, 0x47, 0x46, 0x45, 0x44, 0x29, 0x28, 0x27, 0x26, 0x25, 0x24, 0x23, 0x22, 0x21, 0x08, 0x07, 0x06, 0x05, 0x04, 0x03, 0x02, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x0f, 0x0f, 0x0f, 0x0f, 0x0f, 0x0f, 0x0f, 0x0f, 0x0f, 0x0f, 0x10, 0x11, 0x12, 0x13, 0x15, 0x16, 0x17, 0x17, 0x18, 0x18, 0x19, 0x1a, 0x1a, 0x1b, 0x1b, 0x1c, 0x1c, 0x1d, 0x1d, 0x1d, 0x1e, 0x1e, 0x1f, 0x1f, 0x1f, 0x20, 0x20, 0x20, 0x20, 0x21, 0x21, 0x21, 0x22, 0x22, 0x22, 0x23, 0x23, 0x24, 0x24, 0x25, 0x25, 0x25, 0x26, 0x26, 0x27, 0x27, 0x2F, 0x2F, 0x2F, 0x2F, 0x2F, 0x2F, 0x2F, 0x2F }; static const u8 OFDM_CONFIG[] = { 0x10, 0x0F, 0x0A, 0x0C, 0x14, 0xFA, 0xFF, 0x50, 0x00, 0x50, 0x00, 0x00, 0x00, 0x5C, 0x00, 0x00, 0x40, 0x00, 0x40, 0x00, 0x00, 0x00, 0xA8, 0x26, 0x32, 0x33, 0x06, 0xA5, 0x6F, 0x55, 0xC8, 0xBB, 0x0A, 0xE1, 0x2C, 0x4A, 0x86, 0x83, 0x34, 0x00, 0x4F, 0x24, 0x6F, 0xC2, 0x03, 0x40, 0x80, 0x00, 0xC0, 0xC1, 0x58, 0xF1, 0x00, 0xC4, 0x90, 0x3e, 0xD8, 0x3C, 0x7B, 0x10, 0x10 }; static void rtl8187se_three_wire_io(struct ieee80211_hw *dev, u8 *data, u8 len, bool write) { struct rtl8180_priv *priv = dev->priv; int i; u8 tmp; do { for (i = 0; i < 5; i++) { tmp = rtl818x_ioread8(priv, SW_3W_CMD1); if (!(tmp & 0x3)) break; udelay(10); } if (i == 5) wiphy_err(dev->wiphy, PFX "CmdReg: 0x%x RE/WE bits aren't clear\n", tmp); tmp = rtl818x_ioread8(priv, &priv->map->rf_sw_config) | 0x02; rtl818x_iowrite8(priv, &priv->map->rf_sw_config, tmp); tmp = rtl818x_ioread8(priv, REG_ADDR1(0x84)) & 0xF7; rtl818x_iowrite8(priv, REG_ADDR1(0x84), tmp); if (write) { if (len == 16) { rtl818x_iowrite16(priv, SW_3W_DB0, *(u16 *)data); } else if (len == 64) { rtl818x_iowrite32(priv, SW_3W_DB0_4, *((u32 *)data)); rtl818x_iowrite32(priv, SW_3W_DB1_4, *((u32 *)(data + 4))); } else wiphy_err(dev->wiphy, PFX "Unimplemented length\n"); } else { rtl818x_iowrite16(priv, SW_3W_DB0, *(u16 *)data); } if (write) tmp = 2; else tmp = 1; rtl818x_iowrite8(priv, SW_3W_CMD1, tmp); for (i = 0; i < 5; i++) { tmp = rtl818x_ioread8(priv, SW_3W_CMD1); if (!(tmp & 0x3)) break; udelay(10); } rtl818x_iowrite8(priv, SW_3W_CMD1, 0); if (!write) { *((u16 *)data) = rtl818x_ioread16(priv, SI_DATA_REG); *((u16 *)data) &= 0x0FFF; } } while (0); } static u32 rtl8187se_rf_readreg(struct ieee80211_hw *dev, u8 addr) { u32 dataread = addr & 0x0F; rtl8187se_three_wire_io(dev, (u8 *)&dataread, 16, 0); return dataread; } static void rtl8187se_rf_writereg(struct ieee80211_hw *dev, u8 addr, u32 data) { u32 outdata = (data << 4) | (u32)(addr & 0x0F); rtl8187se_three_wire_io(dev, (u8 *)&outdata, 16, 1); } static void rtl8225se_write_zebra_agc(struct ieee80211_hw *dev) { int i; for (i = 0; i < 128; i++) { rtl8225se_write_phy_ofdm(dev, 0xF, ZEBRA_AGC[i]); rtl8225se_write_phy_ofdm(dev, 0xE, i+0x80); rtl8225se_write_phy_ofdm(dev, 0xE, 0); } } static void rtl8187se_write_ofdm_config(struct ieee80211_hw *dev) { /* write OFDM_CONFIG table */ int i; for (i = 0; i < 60; i++) rtl8225se_write_phy_ofdm(dev, i, OFDM_CONFIG[i]); } static void rtl8225sez2_rf_set_tx_power(struct ieee80211_hw *dev, int channel) { struct rtl8180_priv *priv = dev->priv; u8 cck_power, ofdm_power; cck_power = priv->channels[channel - 1].hw_value & 0xFF; if (cck_power > 35) cck_power = 35; rtl818x_iowrite8(priv, &priv->map->TX_GAIN_CCK, cck_ofdm_gain_settings[cck_power]); usleep_range(1000, 5000); ofdm_power = priv->channels[channel - 1].hw_value >> 8; if (ofdm_power > 35) ofdm_power = 35; rtl818x_iowrite8(priv, &priv->map->TX_GAIN_OFDM, cck_ofdm_gain_settings[ofdm_power]); if (ofdm_power < 12) { rtl8225se_write_phy_ofdm(dev, 7, 0x5C); rtl8225se_write_phy_ofdm(dev, 9, 0x5C); } if (ofdm_power < 18) { rtl8225se_write_phy_ofdm(dev, 7, 0x54); rtl8225se_write_phy_ofdm(dev, 9, 0x54); } else { rtl8225se_write_phy_ofdm(dev, 7, 0x50); rtl8225se_write_phy_ofdm(dev, 9, 0x50); } usleep_range(1000, 5000); } static void rtl8187se_write_rf_gain(struct ieee80211_hw *dev) { int i; for (i = 0; i <= 36; i++) { rtl8187se_rf_writereg(dev, 0x01, i); mdelay(1); rtl8187se_rf_writereg(dev, 0x02, RF_GAIN_TABLE[i]); mdelay(1); } } static void rtl8187se_write_initial_gain(struct ieee80211_hw *dev, int init_gain) { switch (init_gain) { default: rtl8225se_write_phy_ofdm(dev, 0x17, 0x26); mdelay(1); rtl8225se_write_phy_ofdm(dev, 0x24, 0x86); mdelay(1); rtl8225se_write_phy_ofdm(dev, 0x05, 0xFA); mdelay(1); break; case 2: rtl8225se_write_phy_ofdm(dev, 0x17, 0x36); mdelay(1); rtl8225se_write_phy_ofdm(dev, 0x24, 0x86); mdelay(1); rtl8225se_write_phy_ofdm(dev, 0x05, 0xFA); mdelay(1); break; case 3: rtl8225se_write_phy_ofdm(dev, 0x17, 0x36); mdelay(1); rtl8225se_write_phy_ofdm(dev, 0x24, 0x86); mdelay(1); rtl8225se_write_phy_ofdm(dev, 0x05, 0xFB); mdelay(1); break; case 4: rtl8225se_write_phy_ofdm(dev, 0x17, 0x46); mdelay(1); rtl8225se_write_phy_ofdm(dev, 0x24, 0x86); mdelay(1); rtl8225se_write_phy_ofdm(dev, 0x05, 0xFB); mdelay(1); break; case 5: rtl8225se_write_phy_ofdm(dev, 0x17, 0x46); mdelay(1); rtl8225se_write_phy_ofdm(dev, 0x24, 0x96); mdelay(1); rtl8225se_write_phy_ofdm(dev, 0x05, 0xFB); mdelay(1); break; case 6: rtl8225se_write_phy_ofdm(dev, 0x17, 0x56); mdelay(1); rtl8225se_write_phy_ofdm(dev, 0x24, 0x96); mdelay(1); rtl8225se_write_phy_ofdm(dev, 0x05, 0xFC); mdelay(1); break; case 7: rtl8225se_write_phy_ofdm(dev, 0x17, 0x56); mdelay(1); rtl8225se_write_phy_ofdm(dev, 0x24, 0xA6); mdelay(1); rtl8225se_write_phy_ofdm(dev, 0x05, 0xFC); mdelay(1); break; case 8: rtl8225se_write_phy_ofdm(dev, 0x17, 0x66); mdelay(1); rtl8225se_write_phy_ofdm(dev, 0x24, 0xB6); mdelay(1); rtl8225se_write_phy_ofdm(dev, 0x05, 0xFC); mdelay(1); break; } } void rtl8225se_rf_init(struct ieee80211_hw *dev) { struct rtl8180_priv *priv = dev->priv; u32 rf23, rf24; u8 d_cut = 0; u8 tmp; /* Page 1 */ rtl8187se_rf_writereg(dev, 0x00, 0x013F); mdelay(1); rf23 = rtl8187se_rf_readreg(dev, 0x08); mdelay(1); rf24 = rtl8187se_rf_readreg(dev, 0x09); mdelay(1); if (rf23 == 0x0818 && rf24 == 0x070C) d_cut = 1; wiphy_info(dev->wiphy, "RTL8225-SE version %s\n", d_cut ? "D" : "not-D"); /* Page 0: reg 0 - 15 */ rtl8187se_rf_writereg(dev, 0x00, 0x009F); mdelay(1); rtl8187se_rf_writereg(dev, 0x01, 0x06E0); mdelay(1); rtl8187se_rf_writereg(dev, 0x02, 0x004D); mdelay(1); rtl8187se_rf_writereg(dev, 0x03, 0x07F1); mdelay(1); rtl8187se_rf_writereg(dev, 0x04, 0x0975); mdelay(1); rtl8187se_rf_writereg(dev, 0x05, 0x0C72); mdelay(1); rtl8187se_rf_writereg(dev, 0x06, 0x0AE6); mdelay(1); rtl8187se_rf_writereg(dev, 0x07, 0x00CA); mdelay(1); rtl8187se_rf_writereg(dev, 0x08, 0x0E1C); mdelay(1); rtl8187se_rf_writereg(dev, 0x09, 0x02F0); mdelay(1); rtl8187se_rf_writereg(dev, 0x0A, 0x09D0); mdelay(1); rtl8187se_rf_writereg(dev, 0x0B, 0x01BA); mdelay(1); rtl8187se_rf_writereg(dev, 0x0C, 0x0640); mdelay(1); rtl8187se_rf_writereg(dev, 0x0D, 0x08DF); mdelay(1); rtl8187se_rf_writereg(dev, 0x0E, 0x0020); mdelay(1); rtl8187se_rf_writereg(dev, 0x0F, 0x0990); mdelay(1); /* page 1: reg 16-30 */ rtl8187se_rf_writereg(dev, 0x00, 0x013F); mdelay(1); rtl8187se_rf_writereg(dev, 0x03, 0x0806); mdelay(1); rtl8187se_rf_writereg(dev, 0x04, 0x03A7); mdelay(1); rtl8187se_rf_writereg(dev, 0x05, 0x059B); mdelay(1); rtl8187se_rf_writereg(dev, 0x06, 0x0081); mdelay(1); rtl8187se_rf_writereg(dev, 0x07, 0x01A0); mdelay(1); rtl8187se_rf_writereg(dev, 0x0A, 0x0001); mdelay(1); rtl8187se_rf_writereg(dev, 0x0B, 0x0418); mdelay(1); rtl8187se_rf_writereg(dev, 0x0C, 0x0FBE); mdelay(1); rtl8187se_rf_writereg(dev, 0x0D, 0x0008); mdelay(1); if (d_cut) rtl8187se_rf_writereg(dev, 0x0E, 0x0807); else rtl8187se_rf_writereg(dev, 0x0E, 0x0806); mdelay(1); rtl8187se_rf_writereg(dev, 0x0F, 0x0ACC); mdelay(1); rtl8187se_rf_writereg(dev, 0x00, 0x01D7); mdelay(1); rtl8187se_rf_writereg(dev, 0x03, 0x0E00); mdelay(1); rtl8187se_rf_writereg(dev, 0x04, 0x0E50); mdelay(1); rtl8187se_write_rf_gain(dev); rtl8187se_rf_writereg(dev, 0x05, 0x0203); mdelay(1); rtl8187se_rf_writereg(dev, 0x06, 0x0200); mdelay(1); rtl8187se_rf_writereg(dev, 0x00, 0x0137); mdelay(11); rtl8187se_rf_writereg(dev, 0x0D, 0x0008); mdelay(11); rtl8187se_rf_writereg(dev, 0x00, 0x0037); mdelay(11); rtl8187se_rf_writereg(dev, 0x04, 0x0160); mdelay(11); rtl8187se_rf_writereg(dev, 0x07, 0x0080); mdelay(11); rtl8187se_rf_writereg(dev, 0x02, 0x088D); msleep(221); rtl8187se_rf_writereg(dev, 0x00, 0x0137); mdelay(11); rtl8187se_rf_writereg(dev, 0x07, 0x0000); mdelay(1); rtl8187se_rf_writereg(dev, 0x07, 0x0180); mdelay(1); rtl8187se_rf_writereg(dev, 0x07, 0x0220); mdelay(1); rtl8187se_rf_writereg(dev, 0x07, 0x03E0); mdelay(1); rtl8187se_rf_writereg(dev, 0x06, 0x00C1); mdelay(1); rtl8187se_rf_writereg(dev, 0x0A, 0x0001); mdelay(1); if (priv->xtal_cal) { tmp = (priv->xtal_in << 4) | (priv->xtal_out << 1) | (1 << 11) | (1 << 9); rtl8187se_rf_writereg(dev, 0x0F, tmp); wiphy_info(dev->wiphy, "Xtal cal\n"); mdelay(1); } else { wiphy_info(dev->wiphy, "NO Xtal cal\n"); rtl8187se_rf_writereg(dev, 0x0F, 0x0ACC); mdelay(1); } /* page 0 */ rtl8187se_rf_writereg(dev, 0x00, 0x00BF); mdelay(1); rtl8187se_rf_writereg(dev, 0x0D, 0x08DF); mdelay(1); rtl8187se_rf_writereg(dev, 0x02, 0x004D); mdelay(1); rtl8187se_rf_writereg(dev, 0x04, 0x0975); msleep(31); rtl8187se_rf_writereg(dev, 0x00, 0x0197); mdelay(1); rtl8187se_rf_writereg(dev, 0x05, 0x05AB); mdelay(1); rtl8187se_rf_writereg(dev, 0x00, 0x009F); mdelay(1); rtl8187se_rf_writereg(dev, 0x01, 0x0000); mdelay(1); rtl8187se_rf_writereg(dev, 0x02, 0x0000); mdelay(1); /* power save parameters */ /* TODO: move to dev.c */ rtl818x_iowrite8(priv, REG_ADDR1(0x024E), rtl818x_ioread8(priv, REG_ADDR1(0x24E)) & 0x9F); rtl8225se_write_phy_cck(dev, 0x00, 0xC8); rtl8225se_write_phy_cck(dev, 0x06, 0x1C); rtl8225se_write_phy_cck(dev, 0x10, 0x78); rtl8225se_write_phy_cck(dev, 0x2E, 0xD0); rtl8225se_write_phy_cck(dev, 0x2F, 0x06); rtl8225se_write_phy_cck(dev, 0x01, 0x46); /* power control */ rtl818x_iowrite8(priv, &priv->map->TX_GAIN_CCK, 0x10); rtl818x_iowrite8(priv, &priv->map->TX_GAIN_OFDM, 0x1B); rtl818x_iowrite8(priv, &priv->map->TX_ANTENNA, 0x03); rtl8225se_write_phy_ofdm(dev, 0x00, 0x12); rtl8225se_write_zebra_agc(dev); rtl8225se_write_phy_ofdm(dev, 0x10, 0x00); rtl8187se_write_ofdm_config(dev); /* turn on RF */ rtl8187se_rf_writereg(dev, 0x00, 0x009F); udelay(500); rtl8187se_rf_writereg(dev, 0x04, 0x0972); udelay(500); /* turn on RF again */ rtl8187se_rf_writereg(dev, 0x00, 0x009F); udelay(500); rtl8187se_rf_writereg(dev, 0x04, 0x0972); udelay(500); /* turn on BB */ rtl8225se_write_phy_ofdm(dev, 0x10, 0x40); rtl8225se_write_phy_ofdm(dev, 0x12, 0x40); rtl8187se_write_initial_gain(dev, 4); } void rtl8225se_rf_stop(struct ieee80211_hw *dev) { /* checked for 8187se */ struct rtl8180_priv *priv = dev->priv; /* turn off BB RXIQ matrix to cut off rx signal */ rtl8225se_write_phy_ofdm(dev, 0x10, 0x00); rtl8225se_write_phy_ofdm(dev, 0x12, 0x00); /* turn off RF */ rtl8187se_rf_writereg(dev, 0x04, 0x0000); rtl8187se_rf_writereg(dev, 0x00, 0x0000); usleep_range(1000, 5000); /* turn off A/D and D/A */ rtl8180_set_anaparam(priv, RTL8225SE_ANAPARAM_OFF); rtl8180_set_anaparam2(priv, RTL8225SE_ANAPARAM2_OFF); } void rtl8225se_rf_set_channel(struct ieee80211_hw *dev, struct ieee80211_conf *conf) { int chan = ieee80211_frequency_to_channel(conf->chandef.chan->center_freq); rtl8225sez2_rf_set_tx_power(dev, chan); rtl8187se_rf_writereg(dev, 0x7, rtl8225se_chan[chan - 1]); if ((rtl8187se_rf_readreg(dev, 0x7) & 0x0F80) != rtl8225se_chan[chan - 1]) rtl8187se_rf_writereg(dev, 0x7, rtl8225se_chan[chan - 1]); usleep_range(10000, 20000); } static const struct rtl818x_rf_ops rtl8225se_ops = { .name = "rtl8225-se", .init = rtl8225se_rf_init, .stop = rtl8225se_rf_stop, .set_chan = rtl8225se_rf_set_channel, }; const struct rtl818x_rf_ops *rtl8187se_detect_rf(struct ieee80211_hw *dev) { return &rtl8225se_ops; }
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