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1738 lines
51 KiB
1738 lines
51 KiB
// SPDX-License-Identifier: GPL-2.0 |
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/* Copyright(c) 2009-2012 Realtek Corporation.*/ |
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#include <linux/export.h> |
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#include "dm_common.h" |
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#include "phy_common.h" |
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#include "../pci.h" |
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#include "../base.h" |
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#include "../core.h" |
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#define BT_RSSI_STATE_NORMAL_POWER BIT(0) |
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#define BT_RSSI_STATE_AMDPU_OFF BIT(1) |
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#define BT_RSSI_STATE_SPECIAL_LOW BIT(2) |
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#define BT_RSSI_STATE_BG_EDCA_LOW BIT(3) |
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#define BT_RSSI_STATE_TXPOWER_LOW BIT(4) |
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#define BT_MASK 0x00ffffff |
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#define RTLPRIV (struct rtl_priv *) |
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#define GET_UNDECORATED_AVERAGE_RSSI(_priv) \ |
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((RTLPRIV(_priv))->mac80211.opmode == \ |
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NL80211_IFTYPE_ADHOC) ? \ |
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((RTLPRIV(_priv))->dm.entry_min_undec_sm_pwdb) : \ |
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((RTLPRIV(_priv))->dm.undec_sm_pwdb) |
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static const u32 ofdmswing_table[OFDM_TABLE_SIZE] = { |
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0x7f8001fe, |
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0x788001e2, |
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0x71c001c7, |
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0x6b8001ae, |
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0x65400195, |
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0x5fc0017f, |
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0x5a400169, |
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0x55400155, |
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0x50800142, |
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0x4c000130, |
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0x47c0011f, |
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0x43c0010f, |
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0x40000100, |
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0x3c8000f2, |
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0x390000e4, |
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0x35c000d7, |
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0x32c000cb, |
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0x300000c0, |
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0x2d4000b5, |
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0x2ac000ab, |
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0x288000a2, |
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0x26000098, |
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0x24000090, |
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0x22000088, |
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0x20000080, |
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0x1e400079, |
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0x1c800072, |
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0x1b00006c, |
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0x19800066, |
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0x18000060, |
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0x16c0005b, |
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0x15800056, |
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0x14400051, |
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0x1300004c, |
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0x12000048, |
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0x11000044, |
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0x10000040, |
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}; |
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static const u8 cckswing_table_ch1ch13[CCK_TABLE_SIZE][8] = { |
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{0x36, 0x35, 0x2e, 0x25, 0x1c, 0x12, 0x09, 0x04}, |
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{0x33, 0x32, 0x2b, 0x23, 0x1a, 0x11, 0x08, 0x04}, |
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{0x30, 0x2f, 0x29, 0x21, 0x19, 0x10, 0x08, 0x03}, |
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{0x2d, 0x2d, 0x27, 0x1f, 0x18, 0x0f, 0x08, 0x03}, |
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{0x2b, 0x2a, 0x25, 0x1e, 0x16, 0x0e, 0x07, 0x03}, |
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{0x28, 0x28, 0x22, 0x1c, 0x15, 0x0d, 0x07, 0x03}, |
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{0x26, 0x25, 0x21, 0x1b, 0x14, 0x0d, 0x06, 0x03}, |
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{0x24, 0x23, 0x1f, 0x19, 0x13, 0x0c, 0x06, 0x03}, |
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{0x22, 0x21, 0x1d, 0x18, 0x11, 0x0b, 0x06, 0x02}, |
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{0x20, 0x20, 0x1b, 0x16, 0x11, 0x08, 0x05, 0x02}, |
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{0x1f, 0x1e, 0x1a, 0x15, 0x10, 0x0a, 0x05, 0x02}, |
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{0x1d, 0x1c, 0x18, 0x14, 0x0f, 0x0a, 0x05, 0x02}, |
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{0x1b, 0x1a, 0x17, 0x13, 0x0e, 0x09, 0x04, 0x02}, |
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{0x1a, 0x19, 0x16, 0x12, 0x0d, 0x09, 0x04, 0x02}, |
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{0x18, 0x17, 0x15, 0x11, 0x0c, 0x08, 0x04, 0x02}, |
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{0x17, 0x16, 0x13, 0x10, 0x0c, 0x08, 0x04, 0x02}, |
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{0x16, 0x15, 0x12, 0x0f, 0x0b, 0x07, 0x04, 0x01}, |
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{0x14, 0x14, 0x11, 0x0e, 0x0b, 0x07, 0x03, 0x02}, |
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{0x13, 0x13, 0x10, 0x0d, 0x0a, 0x06, 0x03, 0x01}, |
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{0x12, 0x12, 0x0f, 0x0c, 0x09, 0x06, 0x03, 0x01}, |
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{0x11, 0x11, 0x0f, 0x0c, 0x09, 0x06, 0x03, 0x01}, |
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{0x10, 0x10, 0x0e, 0x0b, 0x08, 0x05, 0x03, 0x01}, |
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{0x0f, 0x0f, 0x0d, 0x0b, 0x08, 0x05, 0x03, 0x01}, |
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{0x0e, 0x0e, 0x0c, 0x0a, 0x08, 0x05, 0x02, 0x01}, |
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{0x0d, 0x0d, 0x0c, 0x0a, 0x07, 0x05, 0x02, 0x01}, |
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{0x0d, 0x0c, 0x0b, 0x09, 0x07, 0x04, 0x02, 0x01}, |
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{0x0c, 0x0c, 0x0a, 0x09, 0x06, 0x04, 0x02, 0x01}, |
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{0x0b, 0x0b, 0x0a, 0x08, 0x06, 0x04, 0x02, 0x01}, |
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{0x0b, 0x0a, 0x09, 0x08, 0x06, 0x04, 0x02, 0x01}, |
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{0x0a, 0x0a, 0x09, 0x07, 0x05, 0x03, 0x02, 0x01}, |
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{0x0a, 0x09, 0x08, 0x07, 0x05, 0x03, 0x02, 0x01}, |
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{0x09, 0x09, 0x08, 0x06, 0x05, 0x03, 0x01, 0x01}, |
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{0x09, 0x08, 0x07, 0x06, 0x04, 0x03, 0x01, 0x01} |
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}; |
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static const u8 cckswing_table_ch14[CCK_TABLE_SIZE][8] = { |
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{0x36, 0x35, 0x2e, 0x1b, 0x00, 0x00, 0x00, 0x00}, |
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{0x33, 0x32, 0x2b, 0x19, 0x00, 0x00, 0x00, 0x00}, |
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{0x30, 0x2f, 0x29, 0x18, 0x00, 0x00, 0x00, 0x00}, |
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{0x2d, 0x2d, 0x17, 0x17, 0x00, 0x00, 0x00, 0x00}, |
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{0x2b, 0x2a, 0x25, 0x15, 0x00, 0x00, 0x00, 0x00}, |
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{0x28, 0x28, 0x24, 0x14, 0x00, 0x00, 0x00, 0x00}, |
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{0x26, 0x25, 0x21, 0x13, 0x00, 0x00, 0x00, 0x00}, |
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{0x24, 0x23, 0x1f, 0x12, 0x00, 0x00, 0x00, 0x00}, |
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{0x22, 0x21, 0x1d, 0x11, 0x00, 0x00, 0x00, 0x00}, |
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{0x20, 0x20, 0x1b, 0x10, 0x00, 0x00, 0x00, 0x00}, |
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{0x1f, 0x1e, 0x1a, 0x0f, 0x00, 0x00, 0x00, 0x00}, |
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{0x1d, 0x1c, 0x18, 0x0e, 0x00, 0x00, 0x00, 0x00}, |
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{0x1b, 0x1a, 0x17, 0x0e, 0x00, 0x00, 0x00, 0x00}, |
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{0x1a, 0x19, 0x16, 0x0d, 0x00, 0x00, 0x00, 0x00}, |
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{0x18, 0x17, 0x15, 0x0c, 0x00, 0x00, 0x00, 0x00}, |
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{0x17, 0x16, 0x13, 0x0b, 0x00, 0x00, 0x00, 0x00}, |
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{0x16, 0x15, 0x12, 0x0b, 0x00, 0x00, 0x00, 0x00}, |
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{0x14, 0x14, 0x11, 0x0a, 0x00, 0x00, 0x00, 0x00}, |
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{0x13, 0x13, 0x10, 0x0a, 0x00, 0x00, 0x00, 0x00}, |
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{0x12, 0x12, 0x0f, 0x09, 0x00, 0x00, 0x00, 0x00}, |
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{0x11, 0x11, 0x0f, 0x09, 0x00, 0x00, 0x00, 0x00}, |
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{0x10, 0x10, 0x0e, 0x08, 0x00, 0x00, 0x00, 0x00}, |
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{0x0f, 0x0f, 0x0d, 0x08, 0x00, 0x00, 0x00, 0x00}, |
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{0x0e, 0x0e, 0x0c, 0x07, 0x00, 0x00, 0x00, 0x00}, |
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{0x0d, 0x0d, 0x0c, 0x07, 0x00, 0x00, 0x00, 0x00}, |
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{0x0d, 0x0c, 0x0b, 0x06, 0x00, 0x00, 0x00, 0x00}, |
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{0x0c, 0x0c, 0x0a, 0x06, 0x00, 0x00, 0x00, 0x00}, |
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{0x0b, 0x0b, 0x0a, 0x06, 0x00, 0x00, 0x00, 0x00}, |
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{0x0b, 0x0a, 0x09, 0x05, 0x00, 0x00, 0x00, 0x00}, |
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{0x0a, 0x0a, 0x09, 0x05, 0x00, 0x00, 0x00, 0x00}, |
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{0x0a, 0x09, 0x08, 0x05, 0x00, 0x00, 0x00, 0x00}, |
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{0x09, 0x09, 0x08, 0x05, 0x00, 0x00, 0x00, 0x00}, |
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{0x09, 0x08, 0x07, 0x04, 0x00, 0x00, 0x00, 0x00} |
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}; |
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static u32 power_index_reg[6] = {0xc90, 0xc91, 0xc92, 0xc98, 0xc99, 0xc9a}; |
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void dm_restorepowerindex(struct ieee80211_hw *hw) |
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{ |
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struct rtl_priv *rtlpriv = rtl_priv(hw); |
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u8 index; |
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for (index = 0; index < 6; index++) |
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rtl_write_byte(rtlpriv, power_index_reg[index], |
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rtlpriv->dm.powerindex_backup[index]); |
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} |
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EXPORT_SYMBOL_GPL(dm_restorepowerindex); |
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void dm_writepowerindex(struct ieee80211_hw *hw, u8 value) |
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{ |
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struct rtl_priv *rtlpriv = rtl_priv(hw); |
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u8 index; |
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for (index = 0; index < 6; index++) |
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rtl_write_byte(rtlpriv, power_index_reg[index], value); |
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} |
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EXPORT_SYMBOL_GPL(dm_writepowerindex); |
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void dm_savepowerindex(struct ieee80211_hw *hw) |
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{ |
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struct rtl_priv *rtlpriv = rtl_priv(hw); |
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u8 index; |
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u8 tmp; |
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for (index = 0; index < 6; index++) { |
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tmp = rtl_read_byte(rtlpriv, power_index_reg[index]); |
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rtlpriv->dm.powerindex_backup[index] = tmp; |
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} |
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} |
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EXPORT_SYMBOL_GPL(dm_savepowerindex); |
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static u8 rtl92c_dm_initial_gain_min_pwdb(struct ieee80211_hw *hw) |
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{ |
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struct rtl_priv *rtlpriv = rtl_priv(hw); |
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struct dig_t *dm_digtable = &rtlpriv->dm_digtable; |
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long rssi_val_min = 0; |
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if ((dm_digtable->curmultista_cstate == DIG_MULTISTA_CONNECT) && |
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(dm_digtable->cursta_cstate == DIG_STA_CONNECT)) { |
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if (rtlpriv->dm.entry_min_undec_sm_pwdb != 0) |
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rssi_val_min = |
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(rtlpriv->dm.entry_min_undec_sm_pwdb > |
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rtlpriv->dm.undec_sm_pwdb) ? |
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rtlpriv->dm.undec_sm_pwdb : |
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rtlpriv->dm.entry_min_undec_sm_pwdb; |
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else |
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rssi_val_min = rtlpriv->dm.undec_sm_pwdb; |
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} else if (dm_digtable->cursta_cstate == DIG_STA_CONNECT || |
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dm_digtable->cursta_cstate == DIG_STA_BEFORE_CONNECT) { |
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rssi_val_min = rtlpriv->dm.undec_sm_pwdb; |
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} else if (dm_digtable->curmultista_cstate == DIG_MULTISTA_CONNECT) { |
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rssi_val_min = rtlpriv->dm.entry_min_undec_sm_pwdb; |
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} |
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if (rssi_val_min > 100) |
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rssi_val_min = 100; |
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return (u8)rssi_val_min; |
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} |
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static void rtl92c_dm_false_alarm_counter_statistics(struct ieee80211_hw *hw) |
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{ |
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u32 ret_value; |
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struct rtl_priv *rtlpriv = rtl_priv(hw); |
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struct false_alarm_statistics *falsealm_cnt = &(rtlpriv->falsealm_cnt); |
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ret_value = rtl_get_bbreg(hw, ROFDM_PHYCOUNTER1, MASKDWORD); |
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falsealm_cnt->cnt_parity_fail = ((ret_value & 0xffff0000) >> 16); |
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ret_value = rtl_get_bbreg(hw, ROFDM_PHYCOUNTER2, MASKDWORD); |
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falsealm_cnt->cnt_rate_illegal = (ret_value & 0xffff); |
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falsealm_cnt->cnt_crc8_fail = ((ret_value & 0xffff0000) >> 16); |
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ret_value = rtl_get_bbreg(hw, ROFDM_PHYCOUNTER3, MASKDWORD); |
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falsealm_cnt->cnt_mcs_fail = (ret_value & 0xffff); |
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ret_value = rtl_get_bbreg(hw, ROFDM0_FRAMESYNC, MASKDWORD); |
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falsealm_cnt->cnt_fast_fsync_fail = (ret_value & 0xffff); |
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falsealm_cnt->cnt_sb_search_fail = ((ret_value & 0xffff0000) >> 16); |
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falsealm_cnt->cnt_ofdm_fail = falsealm_cnt->cnt_parity_fail + |
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falsealm_cnt->cnt_rate_illegal + |
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falsealm_cnt->cnt_crc8_fail + |
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falsealm_cnt->cnt_mcs_fail + |
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falsealm_cnt->cnt_fast_fsync_fail + |
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falsealm_cnt->cnt_sb_search_fail; |
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rtl_set_bbreg(hw, RCCK0_FALSEALARMREPORT, BIT(14), 1); |
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ret_value = rtl_get_bbreg(hw, RCCK0_FACOUNTERLOWER, MASKBYTE0); |
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falsealm_cnt->cnt_cck_fail = ret_value; |
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ret_value = rtl_get_bbreg(hw, RCCK0_FACOUNTERUPPER, MASKBYTE3); |
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falsealm_cnt->cnt_cck_fail += (ret_value & 0xff) << 8; |
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falsealm_cnt->cnt_all = (falsealm_cnt->cnt_parity_fail + |
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falsealm_cnt->cnt_rate_illegal + |
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falsealm_cnt->cnt_crc8_fail + |
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falsealm_cnt->cnt_mcs_fail + |
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falsealm_cnt->cnt_cck_fail); |
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rtl_set_bbreg(hw, ROFDM1_LSTF, 0x08000000, 1); |
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rtl_set_bbreg(hw, ROFDM1_LSTF, 0x08000000, 0); |
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rtl_set_bbreg(hw, RCCK0_FALSEALARMREPORT, 0x0000c000, 0); |
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rtl_set_bbreg(hw, RCCK0_FALSEALARMREPORT, 0x0000c000, 2); |
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rtl_dbg(rtlpriv, COMP_DIG, DBG_TRACE, |
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"cnt_parity_fail = %d, cnt_rate_illegal = %d, cnt_crc8_fail = %d, cnt_mcs_fail = %d\n", |
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falsealm_cnt->cnt_parity_fail, |
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falsealm_cnt->cnt_rate_illegal, |
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falsealm_cnt->cnt_crc8_fail, falsealm_cnt->cnt_mcs_fail); |
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rtl_dbg(rtlpriv, COMP_DIG, DBG_TRACE, |
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"cnt_ofdm_fail = %x, cnt_cck_fail = %x, cnt_all = %x\n", |
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falsealm_cnt->cnt_ofdm_fail, |
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falsealm_cnt->cnt_cck_fail, falsealm_cnt->cnt_all); |
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} |
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static void rtl92c_dm_ctrl_initgain_by_fa(struct ieee80211_hw *hw) |
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{ |
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struct rtl_priv *rtlpriv = rtl_priv(hw); |
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struct dig_t *dm_digtable = &rtlpriv->dm_digtable; |
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u8 value_igi = dm_digtable->cur_igvalue; |
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if (rtlpriv->falsealm_cnt.cnt_all < DM_DIG_FA_TH0) |
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value_igi--; |
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else if (rtlpriv->falsealm_cnt.cnt_all < DM_DIG_FA_TH1) |
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value_igi += 0; |
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else if (rtlpriv->falsealm_cnt.cnt_all < DM_DIG_FA_TH2) |
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value_igi++; |
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else if (rtlpriv->falsealm_cnt.cnt_all >= DM_DIG_FA_TH2) |
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value_igi += 2; |
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if (value_igi > DM_DIG_FA_UPPER) |
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value_igi = DM_DIG_FA_UPPER; |
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else if (value_igi < DM_DIG_FA_LOWER) |
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value_igi = DM_DIG_FA_LOWER; |
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if (rtlpriv->falsealm_cnt.cnt_all > 10000) |
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value_igi = DM_DIG_FA_UPPER; |
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dm_digtable->cur_igvalue = value_igi; |
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rtl92c_dm_write_dig(hw); |
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} |
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static void rtl92c_dm_ctrl_initgain_by_rssi(struct ieee80211_hw *hw) |
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{ |
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struct rtl_priv *rtlpriv = rtl_priv(hw); |
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struct dig_t *digtable = &rtlpriv->dm_digtable; |
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u32 isbt; |
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/* modify DIG lower bound, deal with abnormally large false alarm */ |
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if (rtlpriv->falsealm_cnt.cnt_all > 10000) { |
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digtable->large_fa_hit++; |
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if (digtable->forbidden_igi < digtable->cur_igvalue) { |
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digtable->forbidden_igi = digtable->cur_igvalue; |
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digtable->large_fa_hit = 1; |
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} |
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if (digtable->large_fa_hit >= 3) { |
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if ((digtable->forbidden_igi + 1) > |
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digtable->rx_gain_max) |
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digtable->rx_gain_min = digtable->rx_gain_max; |
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else |
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digtable->rx_gain_min = (digtable->forbidden_igi + 1); |
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digtable->recover_cnt = 3600; /* 3600=2hr */ |
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} |
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} else { |
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/* Recovery mechanism for IGI lower bound */ |
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if (digtable->recover_cnt != 0) { |
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digtable->recover_cnt--; |
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} else { |
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if (digtable->large_fa_hit == 0) { |
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if ((digtable->forbidden_igi-1) < DM_DIG_MIN) { |
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digtable->forbidden_igi = DM_DIG_MIN; |
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digtable->rx_gain_min = DM_DIG_MIN; |
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} else { |
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digtable->forbidden_igi--; |
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digtable->rx_gain_min = digtable->forbidden_igi + 1; |
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} |
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} else if (digtable->large_fa_hit == 3) { |
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digtable->large_fa_hit = 0; |
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} |
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} |
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} |
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if (rtlpriv->falsealm_cnt.cnt_all < 250) { |
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isbt = rtl_read_byte(rtlpriv, 0x4fd) & 0x01; |
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if (!isbt) { |
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if (rtlpriv->falsealm_cnt.cnt_all > |
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digtable->fa_lowthresh) { |
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if ((digtable->back_val - 2) < |
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digtable->back_range_min) |
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digtable->back_val = digtable->back_range_min; |
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else |
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digtable->back_val -= 2; |
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} else if (rtlpriv->falsealm_cnt.cnt_all < |
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digtable->fa_lowthresh) { |
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if ((digtable->back_val + 2) > |
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digtable->back_range_max) |
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digtable->back_val = digtable->back_range_max; |
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else |
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digtable->back_val += 2; |
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} |
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} else { |
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digtable->back_val = DM_DIG_BACKOFF_DEFAULT; |
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} |
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} else { |
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/* Adjust initial gain by false alarm */ |
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if (rtlpriv->falsealm_cnt.cnt_all > 1000) |
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digtable->cur_igvalue = digtable->pre_igvalue + 2; |
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else if (rtlpriv->falsealm_cnt.cnt_all > 750) |
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digtable->cur_igvalue = digtable->pre_igvalue + 1; |
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else if (rtlpriv->falsealm_cnt.cnt_all < 500) |
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digtable->cur_igvalue = digtable->pre_igvalue - 1; |
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} |
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/* Check initial gain by upper/lower bound */ |
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if (digtable->cur_igvalue > digtable->rx_gain_max) |
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digtable->cur_igvalue = digtable->rx_gain_max; |
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if (digtable->cur_igvalue < digtable->rx_gain_min) |
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digtable->cur_igvalue = digtable->rx_gain_min; |
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rtl92c_dm_write_dig(hw); |
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} |
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static void rtl92c_dm_initial_gain_multi_sta(struct ieee80211_hw *hw) |
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{ |
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static u8 initialized; /* initialized to false */ |
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struct rtl_priv *rtlpriv = rtl_priv(hw); |
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struct dig_t *dm_digtable = &rtlpriv->dm_digtable; |
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struct rtl_mac *mac = rtl_mac(rtl_priv(hw)); |
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long rssi_strength = rtlpriv->dm.entry_min_undec_sm_pwdb; |
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bool multi_sta = false; |
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if (mac->opmode == NL80211_IFTYPE_ADHOC) |
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multi_sta = true; |
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if (!multi_sta || |
|
dm_digtable->cursta_cstate == DIG_STA_DISCONNECT) { |
|
initialized = false; |
|
dm_digtable->dig_ext_port_stage = DIG_EXT_PORT_STAGE_MAX; |
|
return; |
|
} else if (!initialized) { |
|
initialized = true; |
|
dm_digtable->dig_ext_port_stage = DIG_EXT_PORT_STAGE_0; |
|
dm_digtable->cur_igvalue = 0x20; |
|
rtl92c_dm_write_dig(hw); |
|
} |
|
|
|
if (dm_digtable->curmultista_cstate == DIG_MULTISTA_CONNECT) { |
|
if ((rssi_strength < dm_digtable->rssi_lowthresh) && |
|
(dm_digtable->dig_ext_port_stage != DIG_EXT_PORT_STAGE_1)) { |
|
|
|
if (dm_digtable->dig_ext_port_stage == |
|
DIG_EXT_PORT_STAGE_2) { |
|
dm_digtable->cur_igvalue = 0x20; |
|
rtl92c_dm_write_dig(hw); |
|
} |
|
|
|
dm_digtable->dig_ext_port_stage = DIG_EXT_PORT_STAGE_1; |
|
} else if (rssi_strength > dm_digtable->rssi_highthresh) { |
|
dm_digtable->dig_ext_port_stage = DIG_EXT_PORT_STAGE_2; |
|
rtl92c_dm_ctrl_initgain_by_fa(hw); |
|
} |
|
} else if (dm_digtable->dig_ext_port_stage != DIG_EXT_PORT_STAGE_0) { |
|
dm_digtable->dig_ext_port_stage = DIG_EXT_PORT_STAGE_0; |
|
dm_digtable->cur_igvalue = 0x20; |
|
rtl92c_dm_write_dig(hw); |
|
} |
|
|
|
rtl_dbg(rtlpriv, COMP_DIG, DBG_TRACE, |
|
"curmultista_cstate = %x dig_ext_port_stage %x\n", |
|
dm_digtable->curmultista_cstate, |
|
dm_digtable->dig_ext_port_stage); |
|
} |
|
|
|
static void rtl92c_dm_initial_gain_sta(struct ieee80211_hw *hw) |
|
{ |
|
struct rtl_priv *rtlpriv = rtl_priv(hw); |
|
struct dig_t *dm_digtable = &rtlpriv->dm_digtable; |
|
|
|
rtl_dbg(rtlpriv, COMP_DIG, DBG_TRACE, |
|
"presta_cstate = %x, cursta_cstate = %x\n", |
|
dm_digtable->presta_cstate, dm_digtable->cursta_cstate); |
|
if (dm_digtable->presta_cstate == dm_digtable->cursta_cstate || |
|
dm_digtable->cursta_cstate == DIG_STA_BEFORE_CONNECT || |
|
dm_digtable->cursta_cstate == DIG_STA_CONNECT) { |
|
if (dm_digtable->cursta_cstate != DIG_STA_DISCONNECT) { |
|
dm_digtable->rssi_val_min = |
|
rtl92c_dm_initial_gain_min_pwdb(hw); |
|
if (dm_digtable->rssi_val_min > 100) |
|
dm_digtable->rssi_val_min = 100; |
|
rtl92c_dm_ctrl_initgain_by_rssi(hw); |
|
} |
|
} else { |
|
dm_digtable->rssi_val_min = 0; |
|
dm_digtable->dig_ext_port_stage = DIG_EXT_PORT_STAGE_MAX; |
|
dm_digtable->back_val = DM_DIG_BACKOFF_DEFAULT; |
|
dm_digtable->cur_igvalue = 0x20; |
|
dm_digtable->pre_igvalue = 0; |
|
rtl92c_dm_write_dig(hw); |
|
} |
|
} |
|
|
|
static void rtl92c_dm_cck_packet_detection_thresh(struct ieee80211_hw *hw) |
|
{ |
|
struct rtl_priv *rtlpriv = rtl_priv(hw); |
|
struct dig_t *dm_digtable = &rtlpriv->dm_digtable; |
|
|
|
if (dm_digtable->cursta_cstate == DIG_STA_CONNECT) { |
|
dm_digtable->rssi_val_min = rtl92c_dm_initial_gain_min_pwdb(hw); |
|
if (dm_digtable->rssi_val_min > 100) |
|
dm_digtable->rssi_val_min = 100; |
|
|
|
if (dm_digtable->pre_cck_pd_state == CCK_PD_STAGE_LOWRSSI) { |
|
if (dm_digtable->rssi_val_min <= 25) |
|
dm_digtable->cur_cck_pd_state = |
|
CCK_PD_STAGE_LOWRSSI; |
|
else |
|
dm_digtable->cur_cck_pd_state = |
|
CCK_PD_STAGE_HIGHRSSI; |
|
} else { |
|
if (dm_digtable->rssi_val_min <= 20) |
|
dm_digtable->cur_cck_pd_state = |
|
CCK_PD_STAGE_LOWRSSI; |
|
else |
|
dm_digtable->cur_cck_pd_state = |
|
CCK_PD_STAGE_HIGHRSSI; |
|
} |
|
} else { |
|
dm_digtable->cur_cck_pd_state = CCK_PD_STAGE_MAX; |
|
} |
|
|
|
if (dm_digtable->pre_cck_pd_state != dm_digtable->cur_cck_pd_state) { |
|
if ((dm_digtable->cur_cck_pd_state == CCK_PD_STAGE_LOWRSSI) || |
|
(dm_digtable->cur_cck_pd_state == CCK_PD_STAGE_MAX)) |
|
rtl_set_bbreg(hw, RCCK0_CCA, MASKBYTE2, 0x83); |
|
else |
|
rtl_set_bbreg(hw, RCCK0_CCA, MASKBYTE2, 0xcd); |
|
|
|
dm_digtable->pre_cck_pd_state = dm_digtable->cur_cck_pd_state; |
|
} |
|
} |
|
|
|
static void rtl92c_dm_ctrl_initgain_by_twoport(struct ieee80211_hw *hw) |
|
{ |
|
struct rtl_priv *rtlpriv = rtl_priv(hw); |
|
struct dig_t *dm_digtable = &rtlpriv->dm_digtable; |
|
struct rtl_mac *mac = rtl_mac(rtl_priv(hw)); |
|
|
|
if (mac->act_scanning) |
|
return; |
|
|
|
if (mac->link_state >= MAC80211_LINKED) |
|
dm_digtable->cursta_cstate = DIG_STA_CONNECT; |
|
else |
|
dm_digtable->cursta_cstate = DIG_STA_DISCONNECT; |
|
|
|
dm_digtable->curmultista_cstate = DIG_MULTISTA_DISCONNECT; |
|
|
|
rtl92c_dm_initial_gain_sta(hw); |
|
rtl92c_dm_initial_gain_multi_sta(hw); |
|
rtl92c_dm_cck_packet_detection_thresh(hw); |
|
|
|
dm_digtable->presta_cstate = dm_digtable->cursta_cstate; |
|
} |
|
|
|
static void rtl92c_dm_dig(struct ieee80211_hw *hw) |
|
{ |
|
struct rtl_priv *rtlpriv = rtl_priv(hw); |
|
|
|
if (!rtlpriv->dm.dm_initialgain_enable) |
|
return; |
|
if (!(rtlpriv->dm.dm_flag & DYNAMIC_FUNC_DIG)) |
|
return; |
|
|
|
rtl92c_dm_ctrl_initgain_by_twoport(hw); |
|
} |
|
|
|
static void rtl92c_dm_init_dynamic_txpower(struct ieee80211_hw *hw) |
|
{ |
|
struct rtl_priv *rtlpriv = rtl_priv(hw); |
|
|
|
if (rtlpriv->rtlhal.interface == INTF_USB && |
|
rtlpriv->rtlhal.board_type & 0x1) { |
|
dm_savepowerindex(hw); |
|
rtlpriv->dm.dynamic_txpower_enable = true; |
|
} else { |
|
rtlpriv->dm.dynamic_txpower_enable = false; |
|
} |
|
rtlpriv->dm.last_dtp_lvl = TXHIGHPWRLEVEL_NORMAL; |
|
rtlpriv->dm.dynamic_txhighpower_lvl = TXHIGHPWRLEVEL_NORMAL; |
|
} |
|
|
|
void rtl92c_dm_write_dig(struct ieee80211_hw *hw) |
|
{ |
|
struct rtl_priv *rtlpriv = rtl_priv(hw); |
|
struct dig_t *dm_digtable = &rtlpriv->dm_digtable; |
|
|
|
rtl_dbg(rtlpriv, COMP_DIG, DBG_LOUD, |
|
"cur_igvalue = 0x%x, pre_igvalue = 0x%x, back_val = %d\n", |
|
dm_digtable->cur_igvalue, dm_digtable->pre_igvalue, |
|
dm_digtable->back_val); |
|
|
|
if (rtlpriv->rtlhal.interface == INTF_USB && |
|
!dm_digtable->dig_enable_flag) { |
|
dm_digtable->pre_igvalue = 0x17; |
|
return; |
|
} |
|
dm_digtable->cur_igvalue -= 1; |
|
if (dm_digtable->cur_igvalue < DM_DIG_MIN) |
|
dm_digtable->cur_igvalue = DM_DIG_MIN; |
|
|
|
if (dm_digtable->pre_igvalue != dm_digtable->cur_igvalue) { |
|
rtl_set_bbreg(hw, ROFDM0_XAAGCCORE1, 0x7f, |
|
dm_digtable->cur_igvalue); |
|
rtl_set_bbreg(hw, ROFDM0_XBAGCCORE1, 0x7f, |
|
dm_digtable->cur_igvalue); |
|
|
|
dm_digtable->pre_igvalue = dm_digtable->cur_igvalue; |
|
} |
|
rtl_dbg(rtlpriv, COMP_DIG, DBG_WARNING, |
|
"dig values 0x%x 0x%x 0x%x 0x%x 0x%x 0x%x 0x%x 0x%x\n", |
|
dm_digtable->cur_igvalue, dm_digtable->pre_igvalue, |
|
dm_digtable->rssi_val_min, dm_digtable->back_val, |
|
dm_digtable->rx_gain_max, dm_digtable->rx_gain_min, |
|
dm_digtable->large_fa_hit, dm_digtable->forbidden_igi); |
|
} |
|
EXPORT_SYMBOL(rtl92c_dm_write_dig); |
|
|
|
static void rtl92c_dm_pwdb_monitor(struct ieee80211_hw *hw) |
|
{ |
|
struct rtl_priv *rtlpriv = rtl_priv(hw); |
|
struct rtl_mac *mac = rtl_mac(rtl_priv(hw)); |
|
long tmpentry_max_pwdb = 0, tmpentry_min_pwdb = 0xff; |
|
|
|
if (mac->link_state != MAC80211_LINKED) |
|
return; |
|
|
|
if (mac->opmode == NL80211_IFTYPE_ADHOC || |
|
mac->opmode == NL80211_IFTYPE_AP) { |
|
/* TODO: Handle ADHOC and AP Mode */ |
|
} |
|
|
|
if (tmpentry_max_pwdb != 0) |
|
rtlpriv->dm.entry_max_undec_sm_pwdb = tmpentry_max_pwdb; |
|
else |
|
rtlpriv->dm.entry_max_undec_sm_pwdb = 0; |
|
|
|
if (tmpentry_min_pwdb != 0xff) |
|
rtlpriv->dm.entry_min_undec_sm_pwdb = tmpentry_min_pwdb; |
|
else |
|
rtlpriv->dm.entry_min_undec_sm_pwdb = 0; |
|
|
|
/* TODO: |
|
* if (mac->opmode == NL80211_IFTYPE_STATION) { |
|
* if (rtlpriv->rtlhal.fw_ready) { |
|
* u32 param = (u32)(rtlpriv->dm.undec_sm_pwdb << 16); |
|
* rtl8192c_set_rssi_cmd(hw, param); |
|
* } |
|
* } |
|
*/ |
|
} |
|
|
|
void rtl92c_dm_init_edca_turbo(struct ieee80211_hw *hw) |
|
{ |
|
struct rtl_priv *rtlpriv = rtl_priv(hw); |
|
|
|
rtlpriv->dm.current_turbo_edca = false; |
|
rtlpriv->dm.is_any_nonbepkts = false; |
|
rtlpriv->dm.is_cur_rdlstate = false; |
|
} |
|
EXPORT_SYMBOL(rtl92c_dm_init_edca_turbo); |
|
|
|
static void rtl92c_dm_check_edca_turbo(struct ieee80211_hw *hw) |
|
{ |
|
struct rtl_priv *rtlpriv = rtl_priv(hw); |
|
struct rtl_mac *mac = rtl_mac(rtl_priv(hw)); |
|
|
|
static u64 last_txok_cnt; |
|
static u64 last_rxok_cnt; |
|
static u32 last_bt_edca_ul; |
|
static u32 last_bt_edca_dl; |
|
u64 cur_txok_cnt = 0; |
|
u64 cur_rxok_cnt = 0; |
|
u32 edca_be_ul = 0x5ea42b; |
|
u32 edca_be_dl = 0x5ea42b; |
|
bool bt_change_edca = false; |
|
|
|
if ((last_bt_edca_ul != rtlpriv->btcoexist.bt_edca_ul) || |
|
(last_bt_edca_dl != rtlpriv->btcoexist.bt_edca_dl)) { |
|
rtlpriv->dm.current_turbo_edca = false; |
|
last_bt_edca_ul = rtlpriv->btcoexist.bt_edca_ul; |
|
last_bt_edca_dl = rtlpriv->btcoexist.bt_edca_dl; |
|
} |
|
|
|
if (rtlpriv->btcoexist.bt_edca_ul != 0) { |
|
edca_be_ul = rtlpriv->btcoexist.bt_edca_ul; |
|
bt_change_edca = true; |
|
} |
|
|
|
if (rtlpriv->btcoexist.bt_edca_dl != 0) { |
|
edca_be_ul = rtlpriv->btcoexist.bt_edca_dl; |
|
bt_change_edca = true; |
|
} |
|
|
|
if (mac->link_state != MAC80211_LINKED) { |
|
rtlpriv->dm.current_turbo_edca = false; |
|
return; |
|
} |
|
|
|
if ((!mac->ht_enable) && (!rtlpriv->btcoexist.bt_coexistence)) { |
|
if (!(edca_be_ul & 0xffff0000)) |
|
edca_be_ul |= 0x005e0000; |
|
|
|
if (!(edca_be_dl & 0xffff0000)) |
|
edca_be_dl |= 0x005e0000; |
|
} |
|
|
|
if ((bt_change_edca) || ((!rtlpriv->dm.is_any_nonbepkts) && |
|
(!rtlpriv->dm.disable_framebursting))) { |
|
cur_txok_cnt = rtlpriv->stats.txbytesunicast - last_txok_cnt; |
|
cur_rxok_cnt = rtlpriv->stats.rxbytesunicast - last_rxok_cnt; |
|
|
|
if (cur_rxok_cnt > 4 * cur_txok_cnt) { |
|
if (!rtlpriv->dm.is_cur_rdlstate || |
|
!rtlpriv->dm.current_turbo_edca) { |
|
rtl_write_dword(rtlpriv, |
|
REG_EDCA_BE_PARAM, |
|
edca_be_dl); |
|
rtlpriv->dm.is_cur_rdlstate = true; |
|
} |
|
} else { |
|
if (rtlpriv->dm.is_cur_rdlstate || |
|
!rtlpriv->dm.current_turbo_edca) { |
|
rtl_write_dword(rtlpriv, |
|
REG_EDCA_BE_PARAM, |
|
edca_be_ul); |
|
rtlpriv->dm.is_cur_rdlstate = false; |
|
} |
|
} |
|
rtlpriv->dm.current_turbo_edca = true; |
|
} else { |
|
if (rtlpriv->dm.current_turbo_edca) { |
|
u8 tmp = AC0_BE; |
|
|
|
rtlpriv->cfg->ops->set_hw_reg(hw, HW_VAR_AC_PARAM, |
|
&tmp); |
|
rtlpriv->dm.current_turbo_edca = false; |
|
} |
|
} |
|
|
|
rtlpriv->dm.is_any_nonbepkts = false; |
|
last_txok_cnt = rtlpriv->stats.txbytesunicast; |
|
last_rxok_cnt = rtlpriv->stats.rxbytesunicast; |
|
} |
|
|
|
static void rtl92c_dm_txpower_tracking_callback_thermalmeter(struct ieee80211_hw |
|
*hw) |
|
{ |
|
struct rtl_priv *rtlpriv = rtl_priv(hw); |
|
struct rtl_hal *rtlhal = rtl_hal(rtl_priv(hw)); |
|
struct rtl_phy *rtlphy = &(rtlpriv->phy); |
|
struct rtl_efuse *rtlefuse = rtl_efuse(rtl_priv(hw)); |
|
u8 thermalvalue, delta, delta_lck, delta_iqk; |
|
long ele_a, ele_d, temp_cck, val_x, value32; |
|
long val_y, ele_c = 0; |
|
u8 ofdm_index[2], ofdm_index_old[2] = {0, 0}, cck_index_old = 0; |
|
s8 cck_index = 0; |
|
int i; |
|
bool is2t = IS_92C_SERIAL(rtlhal->version); |
|
s8 txpwr_level[3] = {0, 0, 0}; |
|
u8 ofdm_min_index = 6, rf; |
|
|
|
rtlpriv->dm.txpower_trackinginit = true; |
|
rtl_dbg(rtlpriv, COMP_POWER_TRACKING, DBG_LOUD, |
|
"%s\n", __func__); |
|
|
|
thermalvalue = (u8) rtl_get_rfreg(hw, RF90_PATH_A, RF_T_METER, 0x1f); |
|
|
|
rtl_dbg(rtlpriv, COMP_POWER_TRACKING, DBG_LOUD, |
|
"Readback Thermal Meter = 0x%x pre thermal meter 0x%x eeprom_thermalmeter 0x%x\n", |
|
thermalvalue, rtlpriv->dm.thermalvalue, |
|
rtlefuse->eeprom_thermalmeter); |
|
|
|
rtl92c_phy_ap_calibrate(hw, (thermalvalue - |
|
rtlefuse->eeprom_thermalmeter)); |
|
if (is2t) |
|
rf = 2; |
|
else |
|
rf = 1; |
|
|
|
if (thermalvalue) { |
|
ele_d = rtl_get_bbreg(hw, ROFDM0_XATXIQIMBALANCE, |
|
MASKDWORD) & MASKOFDM_D; |
|
|
|
for (i = 0; i < OFDM_TABLE_LENGTH; i++) { |
|
if (ele_d == (ofdmswing_table[i] & MASKOFDM_D)) { |
|
ofdm_index_old[0] = (u8) i; |
|
|
|
rtl_dbg(rtlpriv, COMP_POWER_TRACKING, DBG_LOUD, |
|
"Initial pathA ele_d reg0x%x = 0x%lx, ofdm_index=0x%x\n", |
|
ROFDM0_XATXIQIMBALANCE, |
|
ele_d, ofdm_index_old[0]); |
|
break; |
|
} |
|
} |
|
|
|
if (is2t) { |
|
ele_d = rtl_get_bbreg(hw, ROFDM0_XBTXIQIMBALANCE, |
|
MASKDWORD) & MASKOFDM_D; |
|
|
|
for (i = 0; i < OFDM_TABLE_LENGTH; i++) { |
|
if (ele_d == (ofdmswing_table[i] & |
|
MASKOFDM_D)) { |
|
ofdm_index_old[1] = (u8) i; |
|
rtl_dbg(rtlpriv, COMP_POWER_TRACKING, |
|
DBG_LOUD, |
|
"Initial pathB ele_d reg0x%x = 0x%lx, ofdm_index=0x%x\n", |
|
ROFDM0_XBTXIQIMBALANCE, ele_d, |
|
ofdm_index_old[1]); |
|
break; |
|
} |
|
} |
|
} |
|
|
|
temp_cck = |
|
rtl_get_bbreg(hw, RCCK0_TXFILTER2, MASKDWORD) & MASKCCK; |
|
|
|
for (i = 0; i < CCK_TABLE_LENGTH; i++) { |
|
if (rtlpriv->dm.cck_inch14) { |
|
if (memcmp((void *)&temp_cck, |
|
(void *)&cckswing_table_ch14[i][2], |
|
4) == 0) { |
|
cck_index_old = (u8) i; |
|
|
|
rtl_dbg(rtlpriv, COMP_POWER_TRACKING, |
|
DBG_LOUD, |
|
"Initial reg0x%x = 0x%lx, cck_index=0x%x, ch 14 %d\n", |
|
RCCK0_TXFILTER2, temp_cck, |
|
cck_index_old, |
|
rtlpriv->dm.cck_inch14); |
|
break; |
|
} |
|
} else { |
|
if (memcmp((void *)&temp_cck, |
|
(void *) |
|
&cckswing_table_ch1ch13[i][2], |
|
4) == 0) { |
|
cck_index_old = (u8) i; |
|
|
|
rtl_dbg(rtlpriv, COMP_POWER_TRACKING, |
|
DBG_LOUD, |
|
"Initial reg0x%x = 0x%lx, cck_index=0x%x, ch14 %d\n", |
|
RCCK0_TXFILTER2, temp_cck, |
|
cck_index_old, |
|
rtlpriv->dm.cck_inch14); |
|
break; |
|
} |
|
} |
|
} |
|
|
|
if (!rtlpriv->dm.thermalvalue) { |
|
rtlpriv->dm.thermalvalue = |
|
rtlefuse->eeprom_thermalmeter; |
|
rtlpriv->dm.thermalvalue_lck = thermalvalue; |
|
rtlpriv->dm.thermalvalue_iqk = thermalvalue; |
|
for (i = 0; i < rf; i++) |
|
rtlpriv->dm.ofdm_index[i] = ofdm_index_old[i]; |
|
rtlpriv->dm.cck_index = cck_index_old; |
|
} |
|
/* Handle USB High PA boards */ |
|
|
|
delta = (thermalvalue > rtlpriv->dm.thermalvalue) ? |
|
(thermalvalue - rtlpriv->dm.thermalvalue) : |
|
(rtlpriv->dm.thermalvalue - thermalvalue); |
|
|
|
delta_lck = (thermalvalue > rtlpriv->dm.thermalvalue_lck) ? |
|
(thermalvalue - rtlpriv->dm.thermalvalue_lck) : |
|
(rtlpriv->dm.thermalvalue_lck - thermalvalue); |
|
|
|
delta_iqk = (thermalvalue > rtlpriv->dm.thermalvalue_iqk) ? |
|
(thermalvalue - rtlpriv->dm.thermalvalue_iqk) : |
|
(rtlpriv->dm.thermalvalue_iqk - thermalvalue); |
|
|
|
rtl_dbg(rtlpriv, COMP_POWER_TRACKING, DBG_LOUD, |
|
"Readback Thermal Meter = 0x%x pre thermal meter 0x%x eeprom_thermalmeter 0x%x delta 0x%x delta_lck 0x%x delta_iqk 0x%x\n", |
|
thermalvalue, rtlpriv->dm.thermalvalue, |
|
rtlefuse->eeprom_thermalmeter, delta, delta_lck, |
|
delta_iqk); |
|
|
|
if (delta_lck > 1) { |
|
rtlpriv->dm.thermalvalue_lck = thermalvalue; |
|
rtl92c_phy_lc_calibrate(hw); |
|
} |
|
|
|
if (delta > 0 && rtlpriv->dm.txpower_track_control) { |
|
if (thermalvalue > rtlpriv->dm.thermalvalue) { |
|
for (i = 0; i < rf; i++) |
|
rtlpriv->dm.ofdm_index[i] -= delta; |
|
rtlpriv->dm.cck_index -= delta; |
|
} else { |
|
for (i = 0; i < rf; i++) |
|
rtlpriv->dm.ofdm_index[i] += delta; |
|
rtlpriv->dm.cck_index += delta; |
|
} |
|
|
|
if (is2t) { |
|
rtl_dbg(rtlpriv, COMP_POWER_TRACKING, DBG_LOUD, |
|
"temp OFDM_A_index=0x%x, OFDM_B_index=0x%x, cck_index=0x%x\n", |
|
rtlpriv->dm.ofdm_index[0], |
|
rtlpriv->dm.ofdm_index[1], |
|
rtlpriv->dm.cck_index); |
|
} else { |
|
rtl_dbg(rtlpriv, COMP_POWER_TRACKING, DBG_LOUD, |
|
"temp OFDM_A_index=0x%x, cck_index=0x%x\n", |
|
rtlpriv->dm.ofdm_index[0], |
|
rtlpriv->dm.cck_index); |
|
} |
|
|
|
if (thermalvalue > rtlefuse->eeprom_thermalmeter) { |
|
for (i = 0; i < rf; i++) |
|
ofdm_index[i] = |
|
rtlpriv->dm.ofdm_index[i] |
|
+ 1; |
|
cck_index = rtlpriv->dm.cck_index + 1; |
|
} else { |
|
for (i = 0; i < rf; i++) |
|
ofdm_index[i] = |
|
rtlpriv->dm.ofdm_index[i]; |
|
cck_index = rtlpriv->dm.cck_index; |
|
} |
|
|
|
for (i = 0; i < rf; i++) { |
|
if (txpwr_level[i] >= 0 && |
|
txpwr_level[i] <= 26) { |
|
if (thermalvalue > |
|
rtlefuse->eeprom_thermalmeter) { |
|
if (delta < 5) |
|
ofdm_index[i] -= 1; |
|
|
|
else |
|
ofdm_index[i] -= 2; |
|
} else if (delta > 5 && thermalvalue < |
|
rtlefuse-> |
|
eeprom_thermalmeter) { |
|
ofdm_index[i] += 1; |
|
} |
|
} else if (txpwr_level[i] >= 27 && |
|
txpwr_level[i] <= 32 |
|
&& thermalvalue > |
|
rtlefuse->eeprom_thermalmeter) { |
|
if (delta < 5) |
|
ofdm_index[i] -= 1; |
|
|
|
else |
|
ofdm_index[i] -= 2; |
|
} else if (txpwr_level[i] >= 32 && |
|
txpwr_level[i] <= 38 && |
|
thermalvalue > |
|
rtlefuse->eeprom_thermalmeter |
|
&& delta > 5) { |
|
ofdm_index[i] -= 1; |
|
} |
|
} |
|
|
|
if (txpwr_level[i] >= 0 && txpwr_level[i] <= 26) { |
|
if (thermalvalue > |
|
rtlefuse->eeprom_thermalmeter) { |
|
if (delta < 5) |
|
cck_index -= 1; |
|
|
|
else |
|
cck_index -= 2; |
|
} else if (delta > 5 && thermalvalue < |
|
rtlefuse->eeprom_thermalmeter) { |
|
cck_index += 1; |
|
} |
|
} else if (txpwr_level[i] >= 27 && |
|
txpwr_level[i] <= 32 && |
|
thermalvalue > |
|
rtlefuse->eeprom_thermalmeter) { |
|
if (delta < 5) |
|
cck_index -= 1; |
|
|
|
else |
|
cck_index -= 2; |
|
} else if (txpwr_level[i] >= 32 && |
|
txpwr_level[i] <= 38 && |
|
thermalvalue > rtlefuse->eeprom_thermalmeter |
|
&& delta > 5) { |
|
cck_index -= 1; |
|
} |
|
|
|
for (i = 0; i < rf; i++) { |
|
if (ofdm_index[i] > OFDM_TABLE_SIZE - 1) |
|
ofdm_index[i] = OFDM_TABLE_SIZE - 1; |
|
|
|
else if (ofdm_index[i] < ofdm_min_index) |
|
ofdm_index[i] = ofdm_min_index; |
|
} |
|
|
|
if (cck_index > CCK_TABLE_SIZE - 1) |
|
cck_index = CCK_TABLE_SIZE - 1; |
|
else if (cck_index < 0) |
|
cck_index = 0; |
|
|
|
if (is2t) { |
|
rtl_dbg(rtlpriv, COMP_POWER_TRACKING, DBG_LOUD, |
|
"new OFDM_A_index=0x%x, OFDM_B_index=0x%x, cck_index=0x%x\n", |
|
ofdm_index[0], ofdm_index[1], |
|
cck_index); |
|
} else { |
|
rtl_dbg(rtlpriv, COMP_POWER_TRACKING, DBG_LOUD, |
|
"new OFDM_A_index=0x%x, cck_index=0x%x\n", |
|
ofdm_index[0], cck_index); |
|
} |
|
} |
|
|
|
if (rtlpriv->dm.txpower_track_control && delta != 0) { |
|
ele_d = |
|
(ofdmswing_table[ofdm_index[0]] & 0xFFC00000) >> 22; |
|
val_x = rtlphy->reg_e94; |
|
val_y = rtlphy->reg_e9c; |
|
|
|
if (val_x != 0) { |
|
if ((val_x & 0x00000200) != 0) |
|
val_x = val_x | 0xFFFFFC00; |
|
ele_a = ((val_x * ele_d) >> 8) & 0x000003FF; |
|
|
|
if ((val_y & 0x00000200) != 0) |
|
val_y = val_y | 0xFFFFFC00; |
|
ele_c = ((val_y * ele_d) >> 8) & 0x000003FF; |
|
|
|
value32 = (ele_d << 22) | |
|
((ele_c & 0x3F) << 16) | ele_a; |
|
|
|
rtl_set_bbreg(hw, ROFDM0_XATXIQIMBALANCE, |
|
MASKDWORD, value32); |
|
|
|
value32 = (ele_c & 0x000003C0) >> 6; |
|
rtl_set_bbreg(hw, ROFDM0_XCTXAFE, MASKH4BITS, |
|
value32); |
|
|
|
value32 = ((val_x * ele_d) >> 7) & 0x01; |
|
rtl_set_bbreg(hw, ROFDM0_ECCATHRESHOLD, |
|
BIT(31), value32); |
|
|
|
value32 = ((val_y * ele_d) >> 7) & 0x01; |
|
rtl_set_bbreg(hw, ROFDM0_ECCATHRESHOLD, |
|
BIT(29), value32); |
|
} else { |
|
rtl_set_bbreg(hw, ROFDM0_XATXIQIMBALANCE, |
|
MASKDWORD, |
|
ofdmswing_table[ofdm_index[0]]); |
|
|
|
rtl_set_bbreg(hw, ROFDM0_XCTXAFE, MASKH4BITS, |
|
0x00); |
|
rtl_set_bbreg(hw, ROFDM0_ECCATHRESHOLD, |
|
BIT(31) | BIT(29), 0x00); |
|
} |
|
|
|
if (!rtlpriv->dm.cck_inch14) { |
|
rtl_write_byte(rtlpriv, 0xa22, |
|
cckswing_table_ch1ch13[cck_index] |
|
[0]); |
|
rtl_write_byte(rtlpriv, 0xa23, |
|
cckswing_table_ch1ch13[cck_index] |
|
[1]); |
|
rtl_write_byte(rtlpriv, 0xa24, |
|
cckswing_table_ch1ch13[cck_index] |
|
[2]); |
|
rtl_write_byte(rtlpriv, 0xa25, |
|
cckswing_table_ch1ch13[cck_index] |
|
[3]); |
|
rtl_write_byte(rtlpriv, 0xa26, |
|
cckswing_table_ch1ch13[cck_index] |
|
[4]); |
|
rtl_write_byte(rtlpriv, 0xa27, |
|
cckswing_table_ch1ch13[cck_index] |
|
[5]); |
|
rtl_write_byte(rtlpriv, 0xa28, |
|
cckswing_table_ch1ch13[cck_index] |
|
[6]); |
|
rtl_write_byte(rtlpriv, 0xa29, |
|
cckswing_table_ch1ch13[cck_index] |
|
[7]); |
|
} else { |
|
rtl_write_byte(rtlpriv, 0xa22, |
|
cckswing_table_ch14[cck_index] |
|
[0]); |
|
rtl_write_byte(rtlpriv, 0xa23, |
|
cckswing_table_ch14[cck_index] |
|
[1]); |
|
rtl_write_byte(rtlpriv, 0xa24, |
|
cckswing_table_ch14[cck_index] |
|
[2]); |
|
rtl_write_byte(rtlpriv, 0xa25, |
|
cckswing_table_ch14[cck_index] |
|
[3]); |
|
rtl_write_byte(rtlpriv, 0xa26, |
|
cckswing_table_ch14[cck_index] |
|
[4]); |
|
rtl_write_byte(rtlpriv, 0xa27, |
|
cckswing_table_ch14[cck_index] |
|
[5]); |
|
rtl_write_byte(rtlpriv, 0xa28, |
|
cckswing_table_ch14[cck_index] |
|
[6]); |
|
rtl_write_byte(rtlpriv, 0xa29, |
|
cckswing_table_ch14[cck_index] |
|
[7]); |
|
} |
|
|
|
if (is2t) { |
|
ele_d = (ofdmswing_table[ofdm_index[1]] & |
|
0xFFC00000) >> 22; |
|
|
|
val_x = rtlphy->reg_eb4; |
|
val_y = rtlphy->reg_ebc; |
|
|
|
if (val_x != 0) { |
|
if ((val_x & 0x00000200) != 0) |
|
val_x = val_x | 0xFFFFFC00; |
|
ele_a = ((val_x * ele_d) >> 8) & |
|
0x000003FF; |
|
|
|
if ((val_y & 0x00000200) != 0) |
|
val_y = val_y | 0xFFFFFC00; |
|
ele_c = ((val_y * ele_d) >> 8) & |
|
0x00003FF; |
|
|
|
value32 = (ele_d << 22) | |
|
((ele_c & 0x3F) << 16) | ele_a; |
|
rtl_set_bbreg(hw, |
|
ROFDM0_XBTXIQIMBALANCE, |
|
MASKDWORD, value32); |
|
|
|
value32 = (ele_c & 0x000003C0) >> 6; |
|
rtl_set_bbreg(hw, ROFDM0_XDTXAFE, |
|
MASKH4BITS, value32); |
|
|
|
value32 = ((val_x * ele_d) >> 7) & 0x01; |
|
rtl_set_bbreg(hw, ROFDM0_ECCATHRESHOLD, |
|
BIT(27), value32); |
|
|
|
value32 = ((val_y * ele_d) >> 7) & 0x01; |
|
rtl_set_bbreg(hw, ROFDM0_ECCATHRESHOLD, |
|
BIT(25), value32); |
|
} else { |
|
rtl_set_bbreg(hw, |
|
ROFDM0_XBTXIQIMBALANCE, |
|
MASKDWORD, |
|
ofdmswing_table[ofdm_index |
|
[1]]); |
|
rtl_set_bbreg(hw, ROFDM0_XDTXAFE, |
|
MASKH4BITS, 0x00); |
|
rtl_set_bbreg(hw, ROFDM0_ECCATHRESHOLD, |
|
BIT(27) | BIT(25), 0x00); |
|
} |
|
|
|
} |
|
} |
|
|
|
if (delta_iqk > 3) { |
|
rtlpriv->dm.thermalvalue_iqk = thermalvalue; |
|
rtl92c_phy_iq_calibrate(hw, false); |
|
} |
|
|
|
if (rtlpriv->dm.txpower_track_control) |
|
rtlpriv->dm.thermalvalue = thermalvalue; |
|
} |
|
|
|
rtl_dbg(rtlpriv, COMP_POWER_TRACKING, DBG_LOUD, "<===\n"); |
|
|
|
} |
|
|
|
static void rtl92c_dm_initialize_txpower_tracking_thermalmeter( |
|
struct ieee80211_hw *hw) |
|
{ |
|
struct rtl_priv *rtlpriv = rtl_priv(hw); |
|
|
|
rtlpriv->dm.txpower_tracking = true; |
|
rtlpriv->dm.txpower_trackinginit = false; |
|
|
|
rtl_dbg(rtlpriv, COMP_POWER_TRACKING, DBG_LOUD, |
|
"pMgntInfo->txpower_tracking = %d\n", |
|
rtlpriv->dm.txpower_tracking); |
|
} |
|
|
|
static void rtl92c_dm_initialize_txpower_tracking(struct ieee80211_hw *hw) |
|
{ |
|
rtl92c_dm_initialize_txpower_tracking_thermalmeter(hw); |
|
} |
|
|
|
static void rtl92c_dm_txpower_tracking_directcall(struct ieee80211_hw *hw) |
|
{ |
|
rtl92c_dm_txpower_tracking_callback_thermalmeter(hw); |
|
} |
|
|
|
static void rtl92c_dm_check_txpower_tracking_thermal_meter( |
|
struct ieee80211_hw *hw) |
|
{ |
|
struct rtl_priv *rtlpriv = rtl_priv(hw); |
|
|
|
if (!rtlpriv->dm.txpower_tracking) |
|
return; |
|
|
|
if (!rtlpriv->dm.tm_trigger) { |
|
rtl_set_rfreg(hw, RF90_PATH_A, RF_T_METER, RFREG_OFFSET_MASK, |
|
0x60); |
|
rtl_dbg(rtlpriv, COMP_POWER_TRACKING, DBG_LOUD, |
|
"Trigger 92S Thermal Meter!!\n"); |
|
rtlpriv->dm.tm_trigger = 1; |
|
return; |
|
} else { |
|
rtl_dbg(rtlpriv, COMP_POWER_TRACKING, DBG_LOUD, |
|
"Schedule TxPowerTracking direct call!!\n"); |
|
rtl92c_dm_txpower_tracking_directcall(hw); |
|
rtlpriv->dm.tm_trigger = 0; |
|
} |
|
} |
|
|
|
void rtl92c_dm_check_txpower_tracking(struct ieee80211_hw *hw) |
|
{ |
|
rtl92c_dm_check_txpower_tracking_thermal_meter(hw); |
|
} |
|
EXPORT_SYMBOL(rtl92c_dm_check_txpower_tracking); |
|
|
|
void rtl92c_dm_init_rate_adaptive_mask(struct ieee80211_hw *hw) |
|
{ |
|
struct rtl_priv *rtlpriv = rtl_priv(hw); |
|
struct rate_adaptive *p_ra = &(rtlpriv->ra); |
|
|
|
p_ra->ratr_state = DM_RATR_STA_INIT; |
|
p_ra->pre_ratr_state = DM_RATR_STA_INIT; |
|
|
|
if (rtlpriv->dm.dm_type == DM_TYPE_BYDRIVER) |
|
rtlpriv->dm.useramask = true; |
|
else |
|
rtlpriv->dm.useramask = false; |
|
|
|
} |
|
EXPORT_SYMBOL(rtl92c_dm_init_rate_adaptive_mask); |
|
|
|
static void rtl92c_dm_init_dynamic_bb_powersaving(struct ieee80211_hw *hw) |
|
{ |
|
struct rtl_priv *rtlpriv = rtl_priv(hw); |
|
struct ps_t *dm_pstable = &rtlpriv->dm_pstable; |
|
|
|
dm_pstable->pre_ccastate = CCA_MAX; |
|
dm_pstable->cur_ccasate = CCA_MAX; |
|
dm_pstable->pre_rfstate = RF_MAX; |
|
dm_pstable->cur_rfstate = RF_MAX; |
|
dm_pstable->rssi_val_min = 0; |
|
} |
|
|
|
void rtl92c_dm_rf_saving(struct ieee80211_hw *hw, u8 bforce_in_normal) |
|
{ |
|
struct rtl_priv *rtlpriv = rtl_priv(hw); |
|
struct ps_t *dm_pstable = &rtlpriv->dm_pstable; |
|
|
|
if (!rtlpriv->reg_init) { |
|
rtlpriv->reg_874 = (rtl_get_bbreg(hw, |
|
RFPGA0_XCD_RFINTERFACESW, |
|
MASKDWORD) & 0x1CC000) >> 14; |
|
|
|
rtlpriv->reg_c70 = (rtl_get_bbreg(hw, ROFDM0_AGCPARAMETER1, |
|
MASKDWORD) & BIT(3)) >> 3; |
|
|
|
rtlpriv->reg_85c = (rtl_get_bbreg(hw, RFPGA0_XCD_SWITCHCONTROL, |
|
MASKDWORD) & 0xFF000000) >> 24; |
|
|
|
rtlpriv->reg_a74 = (rtl_get_bbreg(hw, 0xa74, MASKDWORD) & |
|
0xF000) >> 12; |
|
|
|
rtlpriv->reg_init = true; |
|
} |
|
|
|
if (!bforce_in_normal) { |
|
if (dm_pstable->rssi_val_min != 0) { |
|
if (dm_pstable->pre_rfstate == RF_NORMAL) { |
|
if (dm_pstable->rssi_val_min >= 30) |
|
dm_pstable->cur_rfstate = RF_SAVE; |
|
else |
|
dm_pstable->cur_rfstate = RF_NORMAL; |
|
} else { |
|
if (dm_pstable->rssi_val_min <= 25) |
|
dm_pstable->cur_rfstate = RF_NORMAL; |
|
else |
|
dm_pstable->cur_rfstate = RF_SAVE; |
|
} |
|
} else { |
|
dm_pstable->cur_rfstate = RF_MAX; |
|
} |
|
} else { |
|
dm_pstable->cur_rfstate = RF_NORMAL; |
|
} |
|
|
|
if (dm_pstable->pre_rfstate != dm_pstable->cur_rfstate) { |
|
if (dm_pstable->cur_rfstate == RF_SAVE) { |
|
rtl_set_bbreg(hw, RFPGA0_XCD_RFINTERFACESW, |
|
0x1C0000, 0x2); |
|
rtl_set_bbreg(hw, ROFDM0_AGCPARAMETER1, BIT(3), 0); |
|
rtl_set_bbreg(hw, RFPGA0_XCD_SWITCHCONTROL, |
|
0xFF000000, 0x63); |
|
rtl_set_bbreg(hw, RFPGA0_XCD_RFINTERFACESW, |
|
0xC000, 0x2); |
|
rtl_set_bbreg(hw, 0xa74, 0xF000, 0x3); |
|
rtl_set_bbreg(hw, 0x818, BIT(28), 0x0); |
|
rtl_set_bbreg(hw, 0x818, BIT(28), 0x1); |
|
} else { |
|
rtl_set_bbreg(hw, RFPGA0_XCD_RFINTERFACESW, |
|
0x1CC000, rtlpriv->reg_874); |
|
rtl_set_bbreg(hw, ROFDM0_AGCPARAMETER1, BIT(3), |
|
rtlpriv->reg_c70); |
|
rtl_set_bbreg(hw, RFPGA0_XCD_SWITCHCONTROL, 0xFF000000, |
|
rtlpriv->reg_85c); |
|
rtl_set_bbreg(hw, 0xa74, 0xF000, rtlpriv->reg_a74); |
|
rtl_set_bbreg(hw, 0x818, BIT(28), 0x0); |
|
} |
|
|
|
dm_pstable->pre_rfstate = dm_pstable->cur_rfstate; |
|
} |
|
} |
|
EXPORT_SYMBOL(rtl92c_dm_rf_saving); |
|
|
|
static void rtl92c_dm_dynamic_bb_powersaving(struct ieee80211_hw *hw) |
|
{ |
|
struct rtl_priv *rtlpriv = rtl_priv(hw); |
|
struct ps_t *dm_pstable = &rtlpriv->dm_pstable; |
|
struct rtl_mac *mac = rtl_mac(rtl_priv(hw)); |
|
struct rtl_hal *rtlhal = rtl_hal(rtl_priv(hw)); |
|
|
|
/* Determine the minimum RSSI */ |
|
if (((mac->link_state == MAC80211_NOLINK)) && |
|
(rtlpriv->dm.entry_min_undec_sm_pwdb == 0)) { |
|
dm_pstable->rssi_val_min = 0; |
|
rtl_dbg(rtlpriv, DBG_LOUD, DBG_LOUD, "Not connected to any\n"); |
|
} |
|
|
|
if (mac->link_state == MAC80211_LINKED) { |
|
if (mac->opmode == NL80211_IFTYPE_ADHOC) { |
|
dm_pstable->rssi_val_min = |
|
rtlpriv->dm.entry_min_undec_sm_pwdb; |
|
rtl_dbg(rtlpriv, DBG_LOUD, DBG_LOUD, |
|
"AP Client PWDB = 0x%lx\n", |
|
dm_pstable->rssi_val_min); |
|
} else { |
|
dm_pstable->rssi_val_min = rtlpriv->dm.undec_sm_pwdb; |
|
rtl_dbg(rtlpriv, DBG_LOUD, DBG_LOUD, |
|
"STA Default Port PWDB = 0x%lx\n", |
|
dm_pstable->rssi_val_min); |
|
} |
|
} else { |
|
dm_pstable->rssi_val_min = |
|
rtlpriv->dm.entry_min_undec_sm_pwdb; |
|
|
|
rtl_dbg(rtlpriv, DBG_LOUD, DBG_LOUD, |
|
"AP Ext Port PWDB = 0x%lx\n", |
|
dm_pstable->rssi_val_min); |
|
} |
|
|
|
/* Power Saving for 92C */ |
|
if (IS_92C_SERIAL(rtlhal->version)) |
|
;/* rtl92c_dm_1r_cca(hw); */ |
|
else |
|
rtl92c_dm_rf_saving(hw, false); |
|
} |
|
|
|
void rtl92c_dm_init(struct ieee80211_hw *hw) |
|
{ |
|
struct rtl_priv *rtlpriv = rtl_priv(hw); |
|
|
|
rtlpriv->dm.dm_type = DM_TYPE_BYDRIVER; |
|
rtlpriv->dm.dm_flag = DYNAMIC_FUNC_DISABLE | DYNAMIC_FUNC_DIG; |
|
rtlpriv->dm.undec_sm_pwdb = -1; |
|
rtlpriv->dm.undec_sm_cck = -1; |
|
rtlpriv->dm.dm_initialgain_enable = true; |
|
rtl_dm_diginit(hw, 0x20); |
|
|
|
rtlpriv->dm.dm_flag |= HAL_DM_HIPWR_DISABLE; |
|
rtl92c_dm_init_dynamic_txpower(hw); |
|
|
|
rtl92c_dm_init_edca_turbo(hw); |
|
rtl92c_dm_init_rate_adaptive_mask(hw); |
|
rtlpriv->dm.dm_flag |= DYNAMIC_FUNC_SS; |
|
rtl92c_dm_initialize_txpower_tracking(hw); |
|
rtl92c_dm_init_dynamic_bb_powersaving(hw); |
|
|
|
rtlpriv->dm.ofdm_pkt_cnt = 0; |
|
rtlpriv->dm.dm_rssi_sel = RSSI_DEFAULT; |
|
} |
|
EXPORT_SYMBOL(rtl92c_dm_init); |
|
|
|
void rtl92c_dm_dynamic_txpower(struct ieee80211_hw *hw) |
|
{ |
|
struct rtl_priv *rtlpriv = rtl_priv(hw); |
|
struct rtl_phy *rtlphy = &(rtlpriv->phy); |
|
struct rtl_mac *mac = rtl_mac(rtl_priv(hw)); |
|
long undec_sm_pwdb; |
|
|
|
if (!rtlpriv->dm.dynamic_txpower_enable) |
|
return; |
|
|
|
if (rtlpriv->dm.dm_flag & HAL_DM_HIPWR_DISABLE) { |
|
rtlpriv->dm.dynamic_txhighpower_lvl = TXHIGHPWRLEVEL_NORMAL; |
|
return; |
|
} |
|
|
|
if ((mac->link_state < MAC80211_LINKED) && |
|
(rtlpriv->dm.entry_min_undec_sm_pwdb == 0)) { |
|
rtl_dbg(rtlpriv, COMP_POWER, DBG_TRACE, |
|
"Not connected to any\n"); |
|
|
|
rtlpriv->dm.dynamic_txhighpower_lvl = TXHIGHPWRLEVEL_NORMAL; |
|
|
|
rtlpriv->dm.last_dtp_lvl = TXHIGHPWRLEVEL_NORMAL; |
|
return; |
|
} |
|
|
|
if (mac->link_state >= MAC80211_LINKED) { |
|
if (mac->opmode == NL80211_IFTYPE_ADHOC) { |
|
undec_sm_pwdb = rtlpriv->dm.entry_min_undec_sm_pwdb; |
|
rtl_dbg(rtlpriv, COMP_POWER, DBG_LOUD, |
|
"AP Client PWDB = 0x%lx\n", |
|
undec_sm_pwdb); |
|
} else { |
|
undec_sm_pwdb = rtlpriv->dm.undec_sm_pwdb; |
|
rtl_dbg(rtlpriv, COMP_POWER, DBG_LOUD, |
|
"STA Default Port PWDB = 0x%lx\n", |
|
undec_sm_pwdb); |
|
} |
|
} else { |
|
undec_sm_pwdb = rtlpriv->dm.entry_min_undec_sm_pwdb; |
|
|
|
rtl_dbg(rtlpriv, COMP_POWER, DBG_LOUD, |
|
"AP Ext Port PWDB = 0x%lx\n", |
|
undec_sm_pwdb); |
|
} |
|
|
|
if (undec_sm_pwdb >= TX_POWER_NEAR_FIELD_THRESH_LVL2) { |
|
rtlpriv->dm.dynamic_txhighpower_lvl = TXHIGHPWRLEVEL_LEVEL2; |
|
rtl_dbg(rtlpriv, COMP_POWER, DBG_LOUD, |
|
"TXHIGHPWRLEVEL_LEVEL1 (TxPwr=0x0)\n"); |
|
} else if ((undec_sm_pwdb < (TX_POWER_NEAR_FIELD_THRESH_LVL2 - 3)) && |
|
(undec_sm_pwdb >= TX_POWER_NEAR_FIELD_THRESH_LVL1)) { |
|
|
|
rtlpriv->dm.dynamic_txhighpower_lvl = TXHIGHPWRLEVEL_LEVEL1; |
|
rtl_dbg(rtlpriv, COMP_POWER, DBG_LOUD, |
|
"TXHIGHPWRLEVEL_LEVEL1 (TxPwr=0x10)\n"); |
|
} else if (undec_sm_pwdb < (TX_POWER_NEAR_FIELD_THRESH_LVL1 - 5)) { |
|
rtlpriv->dm.dynamic_txhighpower_lvl = TXHIGHPWRLEVEL_NORMAL; |
|
rtl_dbg(rtlpriv, COMP_POWER, DBG_LOUD, |
|
"TXHIGHPWRLEVEL_NORMAL\n"); |
|
} |
|
|
|
if ((rtlpriv->dm.dynamic_txhighpower_lvl != rtlpriv->dm.last_dtp_lvl)) { |
|
rtl_dbg(rtlpriv, COMP_POWER, DBG_LOUD, |
|
"PHY_SetTxPowerLevel8192S() Channel = %d\n", |
|
rtlphy->current_channel); |
|
rtl92c_phy_set_txpower_level(hw, rtlphy->current_channel); |
|
if (rtlpriv->dm.dynamic_txhighpower_lvl == |
|
TXHIGHPWRLEVEL_NORMAL) |
|
dm_restorepowerindex(hw); |
|
else if (rtlpriv->dm.dynamic_txhighpower_lvl == |
|
TXHIGHPWRLEVEL_LEVEL1) |
|
dm_writepowerindex(hw, 0x14); |
|
else if (rtlpriv->dm.dynamic_txhighpower_lvl == |
|
TXHIGHPWRLEVEL_LEVEL2) |
|
dm_writepowerindex(hw, 0x10); |
|
} |
|
rtlpriv->dm.last_dtp_lvl = rtlpriv->dm.dynamic_txhighpower_lvl; |
|
} |
|
|
|
void rtl92c_dm_watchdog(struct ieee80211_hw *hw) |
|
{ |
|
struct rtl_priv *rtlpriv = rtl_priv(hw); |
|
struct rtl_ps_ctl *ppsc = rtl_psc(rtl_priv(hw)); |
|
bool fw_current_inpsmode = false; |
|
bool fw_ps_awake = true; |
|
|
|
rtlpriv->cfg->ops->get_hw_reg(hw, HW_VAR_FW_PSMODE_STATUS, |
|
(u8 *) (&fw_current_inpsmode)); |
|
rtlpriv->cfg->ops->get_hw_reg(hw, HW_VAR_FWLPS_RF_ON, |
|
(u8 *) (&fw_ps_awake)); |
|
|
|
if (ppsc->p2p_ps_info.p2p_ps_mode) |
|
fw_ps_awake = false; |
|
|
|
if ((ppsc->rfpwr_state == ERFON) && ((!fw_current_inpsmode) && |
|
fw_ps_awake) |
|
&& (!ppsc->rfchange_inprogress)) { |
|
rtl92c_dm_pwdb_monitor(hw); |
|
rtl92c_dm_dig(hw); |
|
rtl92c_dm_false_alarm_counter_statistics(hw); |
|
rtl92c_dm_dynamic_bb_powersaving(hw); |
|
rtl92c_dm_dynamic_txpower(hw); |
|
rtl92c_dm_check_txpower_tracking(hw); |
|
/* rtl92c_dm_refresh_rate_adaptive_mask(hw); */ |
|
rtl92c_dm_bt_coexist(hw); |
|
rtl92c_dm_check_edca_turbo(hw); |
|
} |
|
} |
|
EXPORT_SYMBOL(rtl92c_dm_watchdog); |
|
|
|
u8 rtl92c_bt_rssi_state_change(struct ieee80211_hw *hw) |
|
{ |
|
struct rtl_priv *rtlpriv = rtl_priv(hw); |
|
long undec_sm_pwdb; |
|
u8 curr_bt_rssi_state = 0x00; |
|
|
|
if (rtlpriv->mac80211.link_state == MAC80211_LINKED) { |
|
undec_sm_pwdb = GET_UNDECORATED_AVERAGE_RSSI(rtlpriv); |
|
} else { |
|
if (rtlpriv->dm.entry_min_undec_sm_pwdb == 0) |
|
undec_sm_pwdb = 100; |
|
else |
|
undec_sm_pwdb = rtlpriv->dm.entry_min_undec_sm_pwdb; |
|
} |
|
|
|
/* Check RSSI to determine HighPower/NormalPower state for |
|
* BT coexistence. */ |
|
if (undec_sm_pwdb >= 67) |
|
curr_bt_rssi_state &= (~BT_RSSI_STATE_NORMAL_POWER); |
|
else if (undec_sm_pwdb < 62) |
|
curr_bt_rssi_state |= BT_RSSI_STATE_NORMAL_POWER; |
|
|
|
/* Check RSSI to determine AMPDU setting for BT coexistence. */ |
|
if (undec_sm_pwdb >= 40) |
|
curr_bt_rssi_state &= (~BT_RSSI_STATE_AMDPU_OFF); |
|
else if (undec_sm_pwdb <= 32) |
|
curr_bt_rssi_state |= BT_RSSI_STATE_AMDPU_OFF; |
|
|
|
/* Marked RSSI state. It will be used to determine BT coexistence |
|
* setting later. */ |
|
if (undec_sm_pwdb < 35) |
|
curr_bt_rssi_state |= BT_RSSI_STATE_SPECIAL_LOW; |
|
else |
|
curr_bt_rssi_state &= (~BT_RSSI_STATE_SPECIAL_LOW); |
|
|
|
/* Check BT state related to BT_Idle in B/G mode. */ |
|
if (undec_sm_pwdb < 15) |
|
curr_bt_rssi_state |= BT_RSSI_STATE_BG_EDCA_LOW; |
|
else |
|
curr_bt_rssi_state &= (~BT_RSSI_STATE_BG_EDCA_LOW); |
|
|
|
if (curr_bt_rssi_state != rtlpriv->btcoexist.bt_rssi_state) { |
|
rtlpriv->btcoexist.bt_rssi_state = curr_bt_rssi_state; |
|
return true; |
|
} else { |
|
return false; |
|
} |
|
} |
|
EXPORT_SYMBOL(rtl92c_bt_rssi_state_change); |
|
|
|
static bool rtl92c_bt_state_change(struct ieee80211_hw *hw) |
|
{ |
|
struct rtl_priv *rtlpriv = rtl_priv(hw); |
|
|
|
u32 polling, ratio_tx, ratio_pri; |
|
u32 bt_tx, bt_pri; |
|
u8 bt_state; |
|
u8 cur_service_type; |
|
|
|
if (rtlpriv->mac80211.link_state < MAC80211_LINKED) |
|
return false; |
|
|
|
bt_state = rtl_read_byte(rtlpriv, 0x4fd); |
|
bt_tx = rtl_read_dword(rtlpriv, 0x488) & BT_MASK; |
|
bt_pri = rtl_read_dword(rtlpriv, 0x48c) & BT_MASK; |
|
polling = rtl_read_dword(rtlpriv, 0x490); |
|
|
|
if (bt_tx == BT_MASK && bt_pri == BT_MASK && |
|
polling == 0xffffffff && bt_state == 0xff) |
|
return false; |
|
|
|
bt_state &= BIT(0); |
|
if (bt_state != rtlpriv->btcoexist.bt_cur_state) { |
|
rtlpriv->btcoexist.bt_cur_state = bt_state; |
|
|
|
if (rtlpriv->btcoexist.reg_bt_sco == 3) { |
|
rtlpriv->btcoexist.bt_service = BT_IDLE; |
|
|
|
bt_state = bt_state | |
|
((rtlpriv->btcoexist.bt_ant_isolation == 1) ? |
|
0 : BIT(1)) | BIT(2); |
|
rtl_write_byte(rtlpriv, 0x4fd, bt_state); |
|
} |
|
return true; |
|
} |
|
|
|
ratio_tx = bt_tx * 1000 / polling; |
|
ratio_pri = bt_pri * 1000 / polling; |
|
rtlpriv->btcoexist.ratio_tx = ratio_tx; |
|
rtlpriv->btcoexist.ratio_pri = ratio_pri; |
|
|
|
if (bt_state && rtlpriv->btcoexist.reg_bt_sco == 3) { |
|
|
|
if ((ratio_tx < 30) && (ratio_pri < 30)) |
|
cur_service_type = BT_IDLE; |
|
else if ((ratio_pri > 110) && (ratio_pri < 250)) |
|
cur_service_type = BT_SCO; |
|
else if ((ratio_tx >= 200) && (ratio_pri >= 200)) |
|
cur_service_type = BT_BUSY; |
|
else if ((ratio_tx >= 350) && (ratio_tx < 500)) |
|
cur_service_type = BT_OTHERBUSY; |
|
else if (ratio_tx >= 500) |
|
cur_service_type = BT_PAN; |
|
else |
|
cur_service_type = BT_OTHER_ACTION; |
|
|
|
if (cur_service_type != rtlpriv->btcoexist.bt_service) { |
|
rtlpriv->btcoexist.bt_service = cur_service_type; |
|
bt_state = bt_state | |
|
((rtlpriv->btcoexist.bt_ant_isolation == 1) ? |
|
0 : BIT(1)) | |
|
((rtlpriv->btcoexist.bt_service != BT_IDLE) ? |
|
0 : BIT(2)); |
|
|
|
/* Add interrupt migration when bt is not ini |
|
* idle state (no traffic). */ |
|
if (rtlpriv->btcoexist.bt_service != BT_IDLE) { |
|
rtl_write_word(rtlpriv, 0x504, 0x0ccc); |
|
rtl_write_byte(rtlpriv, 0x506, 0x54); |
|
rtl_write_byte(rtlpriv, 0x507, 0x54); |
|
} else { |
|
rtl_write_byte(rtlpriv, 0x506, 0x00); |
|
rtl_write_byte(rtlpriv, 0x507, 0x00); |
|
} |
|
|
|
rtl_write_byte(rtlpriv, 0x4fd, bt_state); |
|
return true; |
|
} |
|
} |
|
|
|
return false; |
|
|
|
} |
|
|
|
static bool rtl92c_bt_wifi_connect_change(struct ieee80211_hw *hw) |
|
{ |
|
struct rtl_priv *rtlpriv = rtl_priv(hw); |
|
static bool media_connect; |
|
|
|
if (rtlpriv->mac80211.link_state < MAC80211_LINKED) { |
|
media_connect = false; |
|
} else { |
|
if (!media_connect) { |
|
media_connect = true; |
|
return true; |
|
} |
|
media_connect = true; |
|
} |
|
|
|
return false; |
|
} |
|
|
|
static void rtl92c_bt_set_normal(struct ieee80211_hw *hw) |
|
{ |
|
struct rtl_priv *rtlpriv = rtl_priv(hw); |
|
|
|
if (rtlpriv->btcoexist.bt_service == BT_OTHERBUSY) { |
|
rtlpriv->btcoexist.bt_edca_ul = 0x5ea72b; |
|
rtlpriv->btcoexist.bt_edca_dl = 0x5ea72b; |
|
} else if (rtlpriv->btcoexist.bt_service == BT_BUSY) { |
|
rtlpriv->btcoexist.bt_edca_ul = 0x5eb82f; |
|
rtlpriv->btcoexist.bt_edca_dl = 0x5eb82f; |
|
} else if (rtlpriv->btcoexist.bt_service == BT_SCO) { |
|
if (rtlpriv->btcoexist.ratio_tx > 160) { |
|
rtlpriv->btcoexist.bt_edca_ul = 0x5ea72f; |
|
rtlpriv->btcoexist.bt_edca_dl = 0x5ea72f; |
|
} else { |
|
rtlpriv->btcoexist.bt_edca_ul = 0x5ea32b; |
|
rtlpriv->btcoexist.bt_edca_dl = 0x5ea42b; |
|
} |
|
} else { |
|
rtlpriv->btcoexist.bt_edca_ul = 0; |
|
rtlpriv->btcoexist.bt_edca_dl = 0; |
|
} |
|
|
|
if ((rtlpriv->btcoexist.bt_service != BT_IDLE) && |
|
(rtlpriv->mac80211.mode == WIRELESS_MODE_G || |
|
(rtlpriv->mac80211.mode == (WIRELESS_MODE_G | WIRELESS_MODE_B))) && |
|
(rtlpriv->btcoexist.bt_rssi_state & |
|
BT_RSSI_STATE_BG_EDCA_LOW)) { |
|
rtlpriv->btcoexist.bt_edca_ul = 0x5eb82b; |
|
rtlpriv->btcoexist.bt_edca_dl = 0x5eb82b; |
|
} |
|
} |
|
|
|
static void rtl92c_bt_ant_isolation(struct ieee80211_hw *hw, u8 tmp1byte) |
|
{ |
|
struct rtl_priv *rtlpriv = rtl_priv(hw); |
|
|
|
/* Only enable HW BT coexist when BT in "Busy" state. */ |
|
if (rtlpriv->mac80211.vendor == PEER_CISCO && |
|
rtlpriv->btcoexist.bt_service == BT_OTHER_ACTION) { |
|
rtl_write_byte(rtlpriv, REG_GPIO_MUXCFG, 0xa0); |
|
} else { |
|
if ((rtlpriv->btcoexist.bt_service == BT_BUSY) && |
|
(rtlpriv->btcoexist.bt_rssi_state & |
|
BT_RSSI_STATE_NORMAL_POWER)) { |
|
rtl_write_byte(rtlpriv, REG_GPIO_MUXCFG, 0xa0); |
|
} else if ((rtlpriv->btcoexist.bt_service == |
|
BT_OTHER_ACTION) && (rtlpriv->mac80211.mode < |
|
WIRELESS_MODE_N_24G) && |
|
(rtlpriv->btcoexist.bt_rssi_state & |
|
BT_RSSI_STATE_SPECIAL_LOW)) { |
|
rtl_write_byte(rtlpriv, REG_GPIO_MUXCFG, 0xa0); |
|
} else { |
|
rtl_write_byte(rtlpriv, REG_GPIO_MUXCFG, tmp1byte); |
|
} |
|
} |
|
|
|
if (rtlpriv->btcoexist.bt_service == BT_PAN) |
|
rtl_write_dword(rtlpriv, REG_GPIO_PIN_CTRL, 0x10100); |
|
else |
|
rtl_write_dword(rtlpriv, REG_GPIO_PIN_CTRL, 0x0); |
|
|
|
if (rtlpriv->btcoexist.bt_rssi_state & |
|
BT_RSSI_STATE_NORMAL_POWER) { |
|
rtl92c_bt_set_normal(hw); |
|
} else { |
|
rtlpriv->btcoexist.bt_edca_ul = 0; |
|
rtlpriv->btcoexist.bt_edca_dl = 0; |
|
} |
|
|
|
if (rtlpriv->btcoexist.bt_service != BT_IDLE) { |
|
rtlpriv->cfg->ops->set_rfreg(hw, |
|
RF90_PATH_A, |
|
0x1e, |
|
0xf0, 0xf); |
|
} else { |
|
rtlpriv->cfg->ops->set_rfreg(hw, |
|
RF90_PATH_A, 0x1e, 0xf0, |
|
rtlpriv->btcoexist.bt_rfreg_origin_1e); |
|
} |
|
|
|
if (!rtlpriv->dm.dynamic_txpower_enable) { |
|
if (rtlpriv->btcoexist.bt_service != BT_IDLE) { |
|
if (rtlpriv->btcoexist.bt_rssi_state & |
|
BT_RSSI_STATE_TXPOWER_LOW) { |
|
rtlpriv->dm.dynamic_txhighpower_lvl = |
|
TXHIGHPWRLEVEL_BT2; |
|
} else { |
|
rtlpriv->dm.dynamic_txhighpower_lvl = |
|
TXHIGHPWRLEVEL_BT1; |
|
} |
|
} else { |
|
rtlpriv->dm.dynamic_txhighpower_lvl = |
|
TXHIGHPWRLEVEL_NORMAL; |
|
} |
|
rtl92c_phy_set_txpower_level(hw, |
|
rtlpriv->phy.current_channel); |
|
} |
|
} |
|
|
|
static void rtl92c_check_bt_change(struct ieee80211_hw *hw) |
|
{ |
|
struct rtl_priv *rtlpriv = rtl_priv(hw); |
|
struct rtl_hal *rtlhal = rtl_hal(rtl_priv(hw)); |
|
u8 tmp1byte = 0; |
|
|
|
if (IS_81XXC_VENDOR_UMC_B_CUT(rtlhal->version) && |
|
rtlpriv->btcoexist.bt_coexistence) |
|
tmp1byte |= BIT(5); |
|
if (rtlpriv->btcoexist.bt_cur_state) { |
|
if (rtlpriv->btcoexist.bt_ant_isolation) |
|
rtl92c_bt_ant_isolation(hw, tmp1byte); |
|
} else { |
|
rtl_write_byte(rtlpriv, REG_GPIO_MUXCFG, tmp1byte); |
|
rtlpriv->cfg->ops->set_rfreg(hw, RF90_PATH_A, 0x1e, 0xf0, |
|
rtlpriv->btcoexist.bt_rfreg_origin_1e); |
|
|
|
rtlpriv->btcoexist.bt_edca_ul = 0; |
|
rtlpriv->btcoexist.bt_edca_dl = 0; |
|
} |
|
} |
|
|
|
void rtl92c_dm_bt_coexist(struct ieee80211_hw *hw) |
|
{ |
|
struct rtl_priv *rtlpriv = rtl_priv(hw); |
|
bool wifi_connect_change; |
|
bool bt_state_change; |
|
bool rssi_state_change; |
|
|
|
if ((rtlpriv->btcoexist.bt_coexistence) && |
|
(rtlpriv->btcoexist.bt_coexist_type == BT_CSR_BC4)) { |
|
wifi_connect_change = rtl92c_bt_wifi_connect_change(hw); |
|
bt_state_change = rtl92c_bt_state_change(hw); |
|
rssi_state_change = rtl92c_bt_rssi_state_change(hw); |
|
|
|
if (wifi_connect_change || bt_state_change || rssi_state_change) |
|
rtl92c_check_bt_change(hw); |
|
} |
|
} |
|
EXPORT_SYMBOL(rtl92c_dm_bt_coexist);
|
|
|