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kernel/drivers/net/wireless/realtek/rtlwifi/rtl8188ee/dm.c

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// SPDX-License-Identifier: GPL-2.0
/* Copyright(c) 2009-2013 Realtek Corporation.*/
#include "../wifi.h"
#include "../base.h"
#include "../pci.h"
#include "../core.h"
#include "reg.h"
#include "def.h"
#include "phy.h"
#include "dm.h"
#include "fw.h"
#include "trx.h"
static const u32 ofdmswing_table[OFDM_TABLE_SIZE] = {
0x7f8001fe, /* 0, +6.0dB */
0x788001e2, /* 1, +5.5dB */
0x71c001c7, /* 2, +5.0dB */
0x6b8001ae, /* 3, +4.5dB */
0x65400195, /* 4, +4.0dB */
0x5fc0017f, /* 5, +3.5dB */
0x5a400169, /* 6, +3.0dB */
0x55400155, /* 7, +2.5dB */
0x50800142, /* 8, +2.0dB */
0x4c000130, /* 9, +1.5dB */
0x47c0011f, /* 10, +1.0dB */
0x43c0010f, /* 11, +0.5dB */
0x40000100, /* 12, +0dB */
0x3c8000f2, /* 13, -0.5dB */
0x390000e4, /* 14, -1.0dB */
0x35c000d7, /* 15, -1.5dB */
0x32c000cb, /* 16, -2.0dB */
0x300000c0, /* 17, -2.5dB */
0x2d4000b5, /* 18, -3.0dB */
0x2ac000ab, /* 19, -3.5dB */
0x288000a2, /* 20, -4.0dB */
0x26000098, /* 21, -4.5dB */
0x24000090, /* 22, -5.0dB */
0x22000088, /* 23, -5.5dB */
0x20000080, /* 24, -6.0dB */
0x1e400079, /* 25, -6.5dB */
0x1c800072, /* 26, -7.0dB */
0x1b00006c, /* 27. -7.5dB */
0x19800066, /* 28, -8.0dB */
0x18000060, /* 29, -8.5dB */
0x16c0005b, /* 30, -9.0dB */
0x15800056, /* 31, -9.5dB */
0x14400051, /* 32, -10.0dB */
0x1300004c, /* 33, -10.5dB */
0x12000048, /* 34, -11.0dB */
0x11000044, /* 35, -11.5dB */
0x10000040, /* 36, -12.0dB */
0x0f00003c, /* 37, -12.5dB */
0x0e400039, /* 38, -13.0dB */
0x0d800036, /* 39, -13.5dB */
0x0cc00033, /* 40, -14.0dB */
0x0c000030, /* 41, -14.5dB */
0x0b40002d, /* 42, -15.0dB */
};
static const u8 cck_tbl_ch1_13[CCK_TABLE_SIZE][8] = {
{0x36, 0x35, 0x2e, 0x25, 0x1c, 0x12, 0x09, 0x04}, /* 0, +0dB */
{0x33, 0x32, 0x2b, 0x23, 0x1a, 0x11, 0x08, 0x04}, /* 1, -0.5dB */
{0x30, 0x2f, 0x29, 0x21, 0x19, 0x10, 0x08, 0x03}, /* 2, -1.0dB */
{0x2d, 0x2d, 0x27, 0x1f, 0x18, 0x0f, 0x08, 0x03}, /* 3, -1.5dB */
{0x2b, 0x2a, 0x25, 0x1e, 0x16, 0x0e, 0x07, 0x03}, /* 4, -2.0dB */
{0x28, 0x28, 0x22, 0x1c, 0x15, 0x0d, 0x07, 0x03}, /* 5, -2.5dB */
{0x26, 0x25, 0x21, 0x1b, 0x14, 0x0d, 0x06, 0x03}, /* 6, -3.0dB */
{0x24, 0x23, 0x1f, 0x19, 0x13, 0x0c, 0x06, 0x03}, /* 7, -3.5dB */
{0x22, 0x21, 0x1d, 0x18, 0x11, 0x0b, 0x06, 0x02}, /* 8, -4.0dB */
{0x20, 0x20, 0x1b, 0x16, 0x11, 0x08, 0x05, 0x02}, /* 9, -4.5dB */
{0x1f, 0x1e, 0x1a, 0x15, 0x10, 0x0a, 0x05, 0x02}, /* 10, -5.0dB */
{0x1d, 0x1c, 0x18, 0x14, 0x0f, 0x0a, 0x05, 0x02}, /* 11, -5.5dB */
{0x1b, 0x1a, 0x17, 0x13, 0x0e, 0x09, 0x04, 0x02}, /* 12, -6.0dB */
{0x1a, 0x19, 0x16, 0x12, 0x0d, 0x09, 0x04, 0x02}, /* 13, -6.5dB */
{0x18, 0x17, 0x15, 0x11, 0x0c, 0x08, 0x04, 0x02}, /* 14, -7.0dB */
{0x17, 0x16, 0x13, 0x10, 0x0c, 0x08, 0x04, 0x02}, /* 15, -7.5dB */
{0x16, 0x15, 0x12, 0x0f, 0x0b, 0x07, 0x04, 0x01}, /* 16, -8.0dB */
{0x14, 0x14, 0x11, 0x0e, 0x0b, 0x07, 0x03, 0x02}, /* 17, -8.5dB */
{0x13, 0x13, 0x10, 0x0d, 0x0a, 0x06, 0x03, 0x01}, /* 18, -9.0dB */
{0x12, 0x12, 0x0f, 0x0c, 0x09, 0x06, 0x03, 0x01}, /* 19, -9.5dB */
{0x11, 0x11, 0x0f, 0x0c, 0x09, 0x06, 0x03, 0x01}, /* 20, -10.0dB*/
{0x10, 0x10, 0x0e, 0x0b, 0x08, 0x05, 0x03, 0x01}, /* 21, -10.5dB*/
{0x0f, 0x0f, 0x0d, 0x0b, 0x08, 0x05, 0x03, 0x01}, /* 22, -11.0dB*/
{0x0e, 0x0e, 0x0c, 0x0a, 0x08, 0x05, 0x02, 0x01}, /* 23, -11.5dB*/
{0x0d, 0x0d, 0x0c, 0x0a, 0x07, 0x05, 0x02, 0x01}, /* 24, -12.0dB*/
{0x0d, 0x0c, 0x0b, 0x09, 0x07, 0x04, 0x02, 0x01}, /* 25, -12.5dB*/
{0x0c, 0x0c, 0x0a, 0x09, 0x06, 0x04, 0x02, 0x01}, /* 26, -13.0dB*/
{0x0b, 0x0b, 0x0a, 0x08, 0x06, 0x04, 0x02, 0x01}, /* 27, -13.5dB*/
{0x0b, 0x0a, 0x09, 0x08, 0x06, 0x04, 0x02, 0x01}, /* 28, -14.0dB*/
{0x0a, 0x0a, 0x09, 0x07, 0x05, 0x03, 0x02, 0x01}, /* 29, -14.5dB*/
{0x0a, 0x09, 0x08, 0x07, 0x05, 0x03, 0x02, 0x01}, /* 30, -15.0dB*/
{0x09, 0x09, 0x08, 0x06, 0x05, 0x03, 0x01, 0x01}, /* 31, -15.5dB*/
{0x09, 0x08, 0x07, 0x06, 0x04, 0x03, 0x01, 0x01} /* 32, -16.0dB*/
};
static const u8 cck_tbl_ch14[CCK_TABLE_SIZE][8] = {
{0x36, 0x35, 0x2e, 0x1b, 0x00, 0x00, 0x00, 0x00}, /* 0, +0dB */
{0x33, 0x32, 0x2b, 0x19, 0x00, 0x00, 0x00, 0x00}, /* 1, -0.5dB */
{0x30, 0x2f, 0x29, 0x18, 0x00, 0x00, 0x00, 0x00}, /* 2, -1.0dB */
{0x2d, 0x2d, 0x17, 0x17, 0x00, 0x00, 0x00, 0x00}, /* 3, -1.5dB */
{0x2b, 0x2a, 0x25, 0x15, 0x00, 0x00, 0x00, 0x00}, /* 4, -2.0dB */
{0x28, 0x28, 0x24, 0x14, 0x00, 0x00, 0x00, 0x00}, /* 5, -2.5dB */
{0x26, 0x25, 0x21, 0x13, 0x00, 0x00, 0x00, 0x00}, /* 6, -3.0dB */
{0x24, 0x23, 0x1f, 0x12, 0x00, 0x00, 0x00, 0x00}, /* 7, -3.5dB */
{0x22, 0x21, 0x1d, 0x11, 0x00, 0x00, 0x00, 0x00}, /* 8, -4.0dB */
{0x20, 0x20, 0x1b, 0x10, 0x00, 0x00, 0x00, 0x00}, /* 9, -4.5dB */
{0x1f, 0x1e, 0x1a, 0x0f, 0x00, 0x00, 0x00, 0x00}, /* 10, -5.0dB */
{0x1d, 0x1c, 0x18, 0x0e, 0x00, 0x00, 0x00, 0x00}, /* 11, -5.5dB */
{0x1b, 0x1a, 0x17, 0x0e, 0x00, 0x00, 0x00, 0x00}, /* 12, -6.0dB */
{0x1a, 0x19, 0x16, 0x0d, 0x00, 0x00, 0x00, 0x00}, /* 13, -6.5dB */
{0x18, 0x17, 0x15, 0x0c, 0x00, 0x00, 0x00, 0x00}, /* 14, -7.0dB */
{0x17, 0x16, 0x13, 0x0b, 0x00, 0x00, 0x00, 0x00}, /* 15, -7.5dB */
{0x16, 0x15, 0x12, 0x0b, 0x00, 0x00, 0x00, 0x00}, /* 16, -8.0dB */
{0x14, 0x14, 0x11, 0x0a, 0x00, 0x00, 0x00, 0x00}, /* 17, -8.5dB */
{0x13, 0x13, 0x10, 0x0a, 0x00, 0x00, 0x00, 0x00}, /* 18, -9.0dB */
{0x12, 0x12, 0x0f, 0x09, 0x00, 0x00, 0x00, 0x00}, /* 19, -9.5dB */
{0x11, 0x11, 0x0f, 0x09, 0x00, 0x00, 0x00, 0x00}, /* 20, -10.0dB*/
{0x10, 0x10, 0x0e, 0x08, 0x00, 0x00, 0x00, 0x00}, /* 21, -10.5dB*/
{0x0f, 0x0f, 0x0d, 0x08, 0x00, 0x00, 0x00, 0x00}, /* 22, -11.0dB*/
{0x0e, 0x0e, 0x0c, 0x07, 0x00, 0x00, 0x00, 0x00}, /* 23, -11.5dB*/
{0x0d, 0x0d, 0x0c, 0x07, 0x00, 0x00, 0x00, 0x00}, /* 24, -12.0dB*/
{0x0d, 0x0c, 0x0b, 0x06, 0x00, 0x00, 0x00, 0x00}, /* 25, -12.5dB*/
{0x0c, 0x0c, 0x0a, 0x06, 0x00, 0x00, 0x00, 0x00}, /* 26, -13.0dB*/
{0x0b, 0x0b, 0x0a, 0x06, 0x00, 0x00, 0x00, 0x00}, /* 27, -13.5dB*/
{0x0b, 0x0a, 0x09, 0x05, 0x00, 0x00, 0x00, 0x00}, /* 28, -14.0dB*/
{0x0a, 0x0a, 0x09, 0x05, 0x00, 0x00, 0x00, 0x00}, /* 29, -14.5dB*/
{0x0a, 0x09, 0x08, 0x05, 0x00, 0x00, 0x00, 0x00}, /* 30, -15.0dB*/
{0x09, 0x09, 0x08, 0x05, 0x00, 0x00, 0x00, 0x00}, /* 31, -15.5dB*/
{0x09, 0x08, 0x07, 0x04, 0x00, 0x00, 0x00, 0x00} /* 32, -16.0dB*/
};
#define CAL_SWING_OFF(_off, _dir, _size, _del) \
do { \
for (_off = 0; _off < _size; _off++) { \
if (_del < thermal_threshold[_dir][_off]) { \
if (_off != 0) \
_off--; \
break; \
} \
} \
if (_off >= _size) \
_off = _size - 1; \
} while (0)
static void rtl88e_set_iqk_matrix(struct ieee80211_hw *hw,
u8 ofdm_index, u8 rfpath,
long iqk_result_x, long iqk_result_y)
{
long ele_a = 0, ele_d, ele_c = 0, value32;
ele_d = (ofdmswing_table[ofdm_index] & 0xFFC00000)>>22;
if (iqk_result_x != 0) {
if ((iqk_result_x & 0x00000200) != 0)
iqk_result_x = iqk_result_x | 0xFFFFFC00;
ele_a = ((iqk_result_x * ele_d)>>8)&0x000003FF;
if ((iqk_result_y & 0x00000200) != 0)
iqk_result_y = iqk_result_y | 0xFFFFFC00;
ele_c = ((iqk_result_y * ele_d)>>8)&0x000003FF;
switch (rfpath) {
case RF90_PATH_A:
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 = ((iqk_result_x * ele_d) >> 7) & 0x01;
rtl_set_bbreg(hw, ROFDM0_ECCATHRESHOLD, BIT(24),
value32);
break;
case RF90_PATH_B:
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 = ((iqk_result_x * ele_d) >> 7) & 0x01;
rtl_set_bbreg(hw, ROFDM0_ECCATHRESHOLD, BIT(28),
value32);
break;
default:
break;
}
} else {
switch (rfpath) {
case RF90_PATH_A:
rtl_set_bbreg(hw, ROFDM0_XATXIQIMBALANCE,
MASKDWORD, ofdmswing_table[ofdm_index]);
rtl_set_bbreg(hw, ROFDM0_XCTXAFE,
MASKH4BITS, 0x00);
rtl_set_bbreg(hw, ROFDM0_ECCATHRESHOLD,
BIT(24), 0x00);
break;
case RF90_PATH_B:
rtl_set_bbreg(hw, ROFDM0_XBTXIQIMBALANCE,
MASKDWORD, ofdmswing_table[ofdm_index]);
rtl_set_bbreg(hw, ROFDM0_XDTXAFE,
MASKH4BITS, 0x00);
rtl_set_bbreg(hw, ROFDM0_ECCATHRESHOLD,
BIT(28), 0x00);
break;
default:
break;
}
}
}
void rtl88e_dm_txpower_track_adjust(struct ieee80211_hw *hw,
u8 type, u8 *pdirection, u32 *poutwrite_val)
{
struct rtl_priv *rtlpriv = rtl_priv(hw);
struct rtl_dm *rtldm = rtl_dm(rtl_priv(hw));
u8 pwr_val = 0;
u8 cck_base = rtldm->swing_idx_cck_base;
u8 cck_val = rtldm->swing_idx_cck;
u8 ofdm_base = rtldm->swing_idx_ofdm_base[0];
u8 ofdm_val = rtlpriv->dm.swing_idx_ofdm[RF90_PATH_A];
if (type == 0) {
if (ofdm_val <= ofdm_base) {
*pdirection = 1;
pwr_val = ofdm_base - ofdm_val;
} else {
*pdirection = 2;
pwr_val = ofdm_base - ofdm_val;
}
} else if (type == 1) {
if (cck_val <= cck_base) {
*pdirection = 1;
pwr_val = cck_base - cck_val;
} else {
*pdirection = 2;
pwr_val = cck_val - cck_base;
}
}
if (pwr_val >= TXPWRTRACK_MAX_IDX && (*pdirection == 1))
pwr_val = TXPWRTRACK_MAX_IDX;
*poutwrite_val = pwr_val | (pwr_val << 8) | (pwr_val << 16) |
(pwr_val << 24);
}
static void dm_tx_pwr_track_set_pwr(struct ieee80211_hw *hw,
enum pwr_track_control_method method,
u8 rfpath, u8 channel_mapped_index)
{
struct rtl_priv *rtlpriv = rtl_priv(hw);
struct rtl_phy *rtlphy = &rtlpriv->phy;
struct rtl_dm *rtldm = rtl_dm(rtl_priv(hw));
if (method == TXAGC) {
if (rtldm->swing_flag_ofdm ||
rtldm->swing_flag_cck) {
rtl88e_phy_set_txpower_level(hw,
rtlphy->current_channel);
rtldm->swing_flag_ofdm = false;
rtldm->swing_flag_cck = false;
}
} else if (method == BBSWING) {
if (!rtldm->cck_inch14) {
rtl_write_byte(rtlpriv, 0xa22,
cck_tbl_ch1_13[rtldm->swing_idx_cck][0]);
rtl_write_byte(rtlpriv, 0xa23,
cck_tbl_ch1_13[rtldm->swing_idx_cck][1]);
rtl_write_byte(rtlpriv, 0xa24,
cck_tbl_ch1_13[rtldm->swing_idx_cck][2]);
rtl_write_byte(rtlpriv, 0xa25,
cck_tbl_ch1_13[rtldm->swing_idx_cck][3]);
rtl_write_byte(rtlpriv, 0xa26,
cck_tbl_ch1_13[rtldm->swing_idx_cck][4]);
rtl_write_byte(rtlpriv, 0xa27,
cck_tbl_ch1_13[rtldm->swing_idx_cck][5]);
rtl_write_byte(rtlpriv, 0xa28,
cck_tbl_ch1_13[rtldm->swing_idx_cck][6]);
rtl_write_byte(rtlpriv, 0xa29,
cck_tbl_ch1_13[rtldm->swing_idx_cck][7]);
} else {
rtl_write_byte(rtlpriv, 0xa22,
cck_tbl_ch14[rtldm->swing_idx_cck][0]);
rtl_write_byte(rtlpriv, 0xa23,
cck_tbl_ch14[rtldm->swing_idx_cck][1]);
rtl_write_byte(rtlpriv, 0xa24,
cck_tbl_ch14[rtldm->swing_idx_cck][2]);
rtl_write_byte(rtlpriv, 0xa25,
cck_tbl_ch14[rtldm->swing_idx_cck][3]);
rtl_write_byte(rtlpriv, 0xa26,
cck_tbl_ch14[rtldm->swing_idx_cck][4]);
rtl_write_byte(rtlpriv, 0xa27,
cck_tbl_ch14[rtldm->swing_idx_cck][5]);
rtl_write_byte(rtlpriv, 0xa28,
cck_tbl_ch14[rtldm->swing_idx_cck][6]);
rtl_write_byte(rtlpriv, 0xa29,
cck_tbl_ch14[rtldm->swing_idx_cck][7]);
}
if (rfpath == RF90_PATH_A) {
rtl88e_set_iqk_matrix(hw, rtldm->swing_idx_ofdm[rfpath],
rfpath, rtlphy->iqk_matrix
[channel_mapped_index].
value[0][0],
rtlphy->iqk_matrix
[channel_mapped_index].
value[0][1]);
} else if (rfpath == RF90_PATH_B) {
rtl88e_set_iqk_matrix(hw, rtldm->swing_idx_ofdm[rfpath],
rfpath, rtlphy->iqk_matrix
[channel_mapped_index].
value[0][4],
rtlphy->iqk_matrix
[channel_mapped_index].
value[0][5]);
}
} else {
return;
}
}
static u8 rtl88e_dm_initial_gain_min_pwdb(struct ieee80211_hw *hw)
{
struct rtl_priv *rtlpriv = rtl_priv(hw);
struct dig_t *dm_dig = &rtlpriv->dm_digtable;
long rssi_val_min = 0;
if ((dm_dig->curmultista_cstate == DIG_MULTISTA_CONNECT) &&
(dm_dig->cur_sta_cstate == DIG_STA_CONNECT)) {
if (rtlpriv->dm.entry_min_undec_sm_pwdb != 0)
rssi_val_min =
(rtlpriv->dm.entry_min_undec_sm_pwdb >
rtlpriv->dm.undec_sm_pwdb) ?
rtlpriv->dm.undec_sm_pwdb :
rtlpriv->dm.entry_min_undec_sm_pwdb;
else
rssi_val_min = rtlpriv->dm.undec_sm_pwdb;
} else if (dm_dig->cur_sta_cstate == DIG_STA_CONNECT ||
dm_dig->cur_sta_cstate == DIG_STA_BEFORE_CONNECT) {
rssi_val_min = rtlpriv->dm.undec_sm_pwdb;
} else if (dm_dig->curmultista_cstate ==
DIG_MULTISTA_CONNECT) {
rssi_val_min = rtlpriv->dm.entry_min_undec_sm_pwdb;
}
return (u8)rssi_val_min;
}
static void rtl88e_dm_false_alarm_counter_statistics(struct ieee80211_hw *hw)
{
u32 ret_value;
struct rtl_priv *rtlpriv = rtl_priv(hw);
struct false_alarm_statistics *falsealm_cnt = &rtlpriv->falsealm_cnt;
rtl_set_bbreg(hw, ROFDM0_LSTF, BIT(31), 1);
rtl_set_bbreg(hw, ROFDM1_LSTF, BIT(31), 1);
ret_value = rtl_get_bbreg(hw, ROFDM0_FRAMESYNC, MASKDWORD);
falsealm_cnt->cnt_fast_fsync_fail = (ret_value&0xffff);
falsealm_cnt->cnt_sb_search_fail = ((ret_value&0xffff0000)>>16);
ret_value = rtl_get_bbreg(hw, ROFDM_PHYCOUNTER1, MASKDWORD);
falsealm_cnt->cnt_ofdm_cca = (ret_value&0xffff);
falsealm_cnt->cnt_parity_fail = ((ret_value & 0xffff0000) >> 16);
ret_value = rtl_get_bbreg(hw, ROFDM_PHYCOUNTER2, MASKDWORD);
falsealm_cnt->cnt_rate_illegal = (ret_value & 0xffff);
falsealm_cnt->cnt_crc8_fail = ((ret_value & 0xffff0000) >> 16);
ret_value = rtl_get_bbreg(hw, ROFDM_PHYCOUNTER3, MASKDWORD);
falsealm_cnt->cnt_mcs_fail = (ret_value & 0xffff);
falsealm_cnt->cnt_ofdm_fail = falsealm_cnt->cnt_parity_fail +
falsealm_cnt->cnt_rate_illegal +
falsealm_cnt->cnt_crc8_fail +
falsealm_cnt->cnt_mcs_fail +
falsealm_cnt->cnt_fast_fsync_fail +
falsealm_cnt->cnt_sb_search_fail;
ret_value = rtl_get_bbreg(hw, REG_SC_CNT, MASKDWORD);
falsealm_cnt->cnt_bw_lsc = (ret_value & 0xffff);
falsealm_cnt->cnt_bw_usc = ((ret_value & 0xffff0000) >> 16);
rtl_set_bbreg(hw, RCCK0_FALSEALARMREPORT, BIT(12), 1);
rtl_set_bbreg(hw, RCCK0_FALSEALARMREPORT, BIT(14), 1);
ret_value = rtl_get_bbreg(hw, RCCK0_FACOUNTERLOWER, MASKBYTE0);
falsealm_cnt->cnt_cck_fail = ret_value;
ret_value = rtl_get_bbreg(hw, RCCK0_FACOUNTERUPPER, MASKBYTE3);
falsealm_cnt->cnt_cck_fail += (ret_value & 0xff) << 8;
ret_value = rtl_get_bbreg(hw, RCCK0_CCA_CNT, MASKDWORD);
falsealm_cnt->cnt_cck_cca = ((ret_value & 0xff) << 8) |
((ret_value&0xFF00)>>8);
falsealm_cnt->cnt_all = (falsealm_cnt->cnt_fast_fsync_fail +
falsealm_cnt->cnt_sb_search_fail +
falsealm_cnt->cnt_parity_fail +
falsealm_cnt->cnt_rate_illegal +
falsealm_cnt->cnt_crc8_fail +
falsealm_cnt->cnt_mcs_fail +
falsealm_cnt->cnt_cck_fail);
falsealm_cnt->cnt_cca_all = falsealm_cnt->cnt_ofdm_cca +
falsealm_cnt->cnt_cck_cca;
rtl_set_bbreg(hw, ROFDM0_TRSWISOLATION, BIT(31), 1);
rtl_set_bbreg(hw, ROFDM0_TRSWISOLATION, BIT(31), 0);
rtl_set_bbreg(hw, ROFDM1_LSTF, BIT(27), 1);
rtl_set_bbreg(hw, ROFDM1_LSTF, BIT(27), 0);
rtl_set_bbreg(hw, ROFDM0_LSTF, BIT(31), 0);
rtl_set_bbreg(hw, ROFDM1_LSTF, BIT(31), 0);
rtl_set_bbreg(hw, RCCK0_FALSEALARMREPORT, BIT(13)|BIT(12), 0);
rtl_set_bbreg(hw, RCCK0_FALSEALARMREPORT, BIT(13)|BIT(12), 2);
rtl_set_bbreg(hw, RCCK0_FALSEALARMREPORT, BIT(15)|BIT(14), 0);
rtl_set_bbreg(hw, RCCK0_FALSEALARMREPORT, BIT(15)|BIT(14), 2);
rtl_dbg(rtlpriv, COMP_DIG, DBG_TRACE,
"cnt_parity_fail = %d, cnt_rate_illegal = %d, cnt_crc8_fail = %d, cnt_mcs_fail = %d\n",
falsealm_cnt->cnt_parity_fail,
falsealm_cnt->cnt_rate_illegal,
falsealm_cnt->cnt_crc8_fail, falsealm_cnt->cnt_mcs_fail);
rtl_dbg(rtlpriv, COMP_DIG, DBG_TRACE,
"cnt_ofdm_fail = %x, cnt_cck_fail = %x, cnt_all = %x\n",
falsealm_cnt->cnt_ofdm_fail,
falsealm_cnt->cnt_cck_fail, falsealm_cnt->cnt_all);
}
static void rtl88e_dm_cck_packet_detection_thresh(struct ieee80211_hw *hw)
{
struct rtl_priv *rtlpriv = rtl_priv(hw);
struct dig_t *dm_dig = &rtlpriv->dm_digtable;
u8 cur_cck_cca_thresh;
if (dm_dig->cur_sta_cstate == DIG_STA_CONNECT) {
dm_dig->rssi_val_min = rtl88e_dm_initial_gain_min_pwdb(hw);
if (dm_dig->rssi_val_min > 25) {
cur_cck_cca_thresh = 0xcd;
} else if ((dm_dig->rssi_val_min <= 25) &&
(dm_dig->rssi_val_min > 10)) {
cur_cck_cca_thresh = 0x83;
} else {
if (rtlpriv->falsealm_cnt.cnt_cck_fail > 1000)
cur_cck_cca_thresh = 0x83;
else
cur_cck_cca_thresh = 0x40;
}
} else {
if (rtlpriv->falsealm_cnt.cnt_cck_fail > 1000)
cur_cck_cca_thresh = 0x83;
else
cur_cck_cca_thresh = 0x40;
}
if (dm_dig->cur_cck_cca_thres != cur_cck_cca_thresh)
rtl_set_bbreg(hw, RCCK0_CCA, MASKBYTE2, cur_cck_cca_thresh);
dm_dig->cur_cck_cca_thres = cur_cck_cca_thresh;
dm_dig->pre_cck_cca_thres = dm_dig->cur_cck_cca_thres;
rtl_dbg(rtlpriv, COMP_DIG, DBG_TRACE,
"CCK cca thresh hold =%x\n", dm_dig->cur_cck_cca_thres);
}
static void rtl88e_dm_dig(struct ieee80211_hw *hw)
{
struct rtl_priv *rtlpriv = rtl_priv(hw);
struct rtl_mac *mac = rtl_mac(rtl_priv(hw));
struct rtl_efuse *rtlefuse = rtl_efuse(rtl_priv(hw));
struct dig_t *dm_dig = &rtlpriv->dm_digtable;
u8 dig_dynamic_min, dig_maxofmin;
bool bfirstconnect;
u8 dm_dig_max, dm_dig_min;
u8 current_igi = dm_dig->cur_igvalue;
if (!rtlpriv->dm.dm_initialgain_enable)
return;
if (!dm_dig->dig_enable_flag)
return;
if (mac->act_scanning)
return;
if (mac->link_state >= MAC80211_LINKED)
dm_dig->cur_sta_cstate = DIG_STA_CONNECT;
else
dm_dig->cur_sta_cstate = DIG_STA_DISCONNECT;
if (rtlpriv->mac80211.opmode == NL80211_IFTYPE_AP ||
rtlpriv->mac80211.opmode == NL80211_IFTYPE_ADHOC)
dm_dig->cur_sta_cstate = DIG_STA_DISCONNECT;
dm_dig_max = DM_DIG_MAX;
dm_dig_min = DM_DIG_MIN;
dig_maxofmin = DM_DIG_MAX_AP;
dig_dynamic_min = dm_dig->dig_min_0;
bfirstconnect = ((mac->link_state >= MAC80211_LINKED) ? true : false) &&
!dm_dig->media_connect_0;
dm_dig->rssi_val_min =
rtl88e_dm_initial_gain_min_pwdb(hw);
if (mac->link_state >= MAC80211_LINKED) {
if ((dm_dig->rssi_val_min + 20) > dm_dig_max)
dm_dig->rx_gain_max = dm_dig_max;
else if ((dm_dig->rssi_val_min + 20) < dm_dig_min)
dm_dig->rx_gain_max = dm_dig_min;
else
dm_dig->rx_gain_max = dm_dig->rssi_val_min + 20;
if (rtlefuse->antenna_div_type == CG_TRX_HW_ANTDIV) {
dig_dynamic_min = dm_dig->antdiv_rssi_max;
} else {
if (dm_dig->rssi_val_min < dm_dig_min)
dig_dynamic_min = dm_dig_min;
else if (dm_dig->rssi_val_min < dig_maxofmin)
dig_dynamic_min = dig_maxofmin;
else
dig_dynamic_min = dm_dig->rssi_val_min;
}
} else {
dm_dig->rx_gain_max = dm_dig_max;
dig_dynamic_min = dm_dig_min;
rtl_dbg(rtlpriv, COMP_DIG, DBG_LOUD, "no link\n");
}
if (rtlpriv->falsealm_cnt.cnt_all > 10000) {
dm_dig->large_fa_hit++;
if (dm_dig->forbidden_igi < current_igi) {
dm_dig->forbidden_igi = current_igi;
dm_dig->large_fa_hit = 1;
}
if (dm_dig->large_fa_hit >= 3) {
if ((dm_dig->forbidden_igi + 1) >
dm_dig->rx_gain_max)
dm_dig->rx_gain_min =
dm_dig->rx_gain_max;
else
dm_dig->rx_gain_min =
dm_dig->forbidden_igi + 1;
dm_dig->recover_cnt = 3600;
}
} else {
if (dm_dig->recover_cnt != 0) {
dm_dig->recover_cnt--;
} else {
if (dm_dig->large_fa_hit == 0) {
if ((dm_dig->forbidden_igi - 1) <
dig_dynamic_min) {
dm_dig->forbidden_igi = dig_dynamic_min;
dm_dig->rx_gain_min = dig_dynamic_min;
} else {
dm_dig->forbidden_igi--;
dm_dig->rx_gain_min =
dm_dig->forbidden_igi + 1;
}
} else if (dm_dig->large_fa_hit == 3) {
dm_dig->large_fa_hit = 0;
}
}
}
if (dm_dig->cur_sta_cstate == DIG_STA_CONNECT) {
if (bfirstconnect) {
current_igi = dm_dig->rssi_val_min;
} else {
if (rtlpriv->falsealm_cnt.cnt_all > DM_DIG_FA_TH2)
current_igi += 2;
else if (rtlpriv->falsealm_cnt.cnt_all > DM_DIG_FA_TH1)
current_igi++;
else if (rtlpriv->falsealm_cnt.cnt_all < DM_DIG_FA_TH0)
current_igi--;
}
} else {
if (rtlpriv->falsealm_cnt.cnt_all > 10000)
current_igi += 2;
else if (rtlpriv->falsealm_cnt.cnt_all > 8000)
current_igi++;
else if (rtlpriv->falsealm_cnt.cnt_all < 500)
current_igi--;
}
if (current_igi > DM_DIG_FA_UPPER)
current_igi = DM_DIG_FA_UPPER;
else if (current_igi < DM_DIG_FA_LOWER)
current_igi = DM_DIG_FA_LOWER;
if (rtlpriv->falsealm_cnt.cnt_all > 10000)
current_igi = DM_DIG_FA_UPPER;
dm_dig->cur_igvalue = current_igi;
rtl88e_dm_write_dig(hw);
dm_dig->media_connect_0 =
((mac->link_state >= MAC80211_LINKED) ? true : false);
dm_dig->dig_min_0 = dig_dynamic_min;
rtl88e_dm_cck_packet_detection_thresh(hw);
}
static void rtl88e_dm_init_dynamic_txpower(struct ieee80211_hw *hw)
{
struct rtl_priv *rtlpriv = rtl_priv(hw);
rtlpriv->dm.dynamic_txpower_enable = false;
rtlpriv->dm.last_dtp_lvl = TXHIGHPWRLEVEL_NORMAL;
rtlpriv->dm.dynamic_txhighpower_lvl = TXHIGHPWRLEVEL_NORMAL;
}
static 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_LEVEL1;
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);
rtl88e_phy_set_txpower_level(hw, rtlphy->current_channel);
}
rtlpriv->dm.last_dtp_lvl = rtlpriv->dm.dynamic_txhighpower_lvl;
}
void rtl88e_dm_write_dig(struct ieee80211_hw *hw)
{
struct rtl_priv *rtlpriv = rtl_priv(hw);
struct dig_t *dm_dig = &rtlpriv->dm_digtable;
rtl_dbg(rtlpriv, COMP_DIG, DBG_LOUD,
"cur_igvalue = 0x%x, pre_igvalue = 0x%x, backoff_val = %d\n",
dm_dig->cur_igvalue, dm_dig->pre_igvalue,
dm_dig->back_val);
if (dm_dig->cur_igvalue > 0x3f)
dm_dig->cur_igvalue = 0x3f;
if (dm_dig->pre_igvalue != dm_dig->cur_igvalue) {
rtl_set_bbreg(hw, ROFDM0_XAAGCCORE1, 0x7f,
dm_dig->cur_igvalue);
dm_dig->pre_igvalue = dm_dig->cur_igvalue;
}
}
static void rtl88e_dm_pwdb_monitor(struct ieee80211_hw *hw)
{
struct rtl_priv *rtlpriv = rtl_priv(hw);
struct rtl_hal *rtlhal = rtl_hal(rtl_priv(hw));
struct rtl_sta_info *drv_priv;
static u64 last_record_txok_cnt;
static u64 last_record_rxok_cnt;
long tmp_entry_max_pwdb = 0, tmp_entry_min_pwdb = 0xff;
if (rtlhal->oem_id == RT_CID_819X_HP) {
u64 cur_txok_cnt = 0;
u64 cur_rxok_cnt = 0;
cur_txok_cnt = rtlpriv->stats.txbytesunicast -
last_record_txok_cnt;
cur_rxok_cnt = rtlpriv->stats.rxbytesunicast -
last_record_rxok_cnt;
last_record_txok_cnt = cur_txok_cnt;
last_record_rxok_cnt = cur_rxok_cnt;
if (cur_rxok_cnt > (cur_txok_cnt * 6))
rtl_write_dword(rtlpriv, REG_ARFR0, 0x8f015);
else
rtl_write_dword(rtlpriv, REG_ARFR0, 0xff015);
}
/* AP & ADHOC & MESH */
spin_lock_bh(&rtlpriv->locks.entry_list_lock);
list_for_each_entry(drv_priv, &rtlpriv->entry_list, list) {
if (drv_priv->rssi_stat.undec_sm_pwdb <
tmp_entry_min_pwdb)
tmp_entry_min_pwdb = drv_priv->rssi_stat.undec_sm_pwdb;
if (drv_priv->rssi_stat.undec_sm_pwdb >
tmp_entry_max_pwdb)
tmp_entry_max_pwdb = drv_priv->rssi_stat.undec_sm_pwdb;
}
spin_unlock_bh(&rtlpriv->locks.entry_list_lock);
/* If associated entry is found */
if (tmp_entry_max_pwdb != 0) {
rtlpriv->dm.entry_max_undec_sm_pwdb = tmp_entry_max_pwdb;
RTPRINT(rtlpriv, FDM, DM_PWDB, "EntryMaxPWDB = 0x%lx(%ld)\n",
tmp_entry_max_pwdb, tmp_entry_max_pwdb);
} else {
rtlpriv->dm.entry_max_undec_sm_pwdb = 0;
}
/* If associated entry is found */
if (tmp_entry_min_pwdb != 0xff) {
rtlpriv->dm.entry_min_undec_sm_pwdb = tmp_entry_min_pwdb;
RTPRINT(rtlpriv, FDM, DM_PWDB, "EntryMinPWDB = 0x%lx(%ld)\n",
tmp_entry_min_pwdb, tmp_entry_min_pwdb);
} else {
rtlpriv->dm.entry_min_undec_sm_pwdb = 0;
}
/* Indicate Rx signal strength to FW. */
if (!rtlpriv->dm.useramask)
rtl_write_byte(rtlpriv, 0x4fe, rtlpriv->dm.undec_sm_pwdb);
}
void rtl88e_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;
}
static void rtl88e_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_dl = rtlpriv->btcoexist.bt_edca_dl;
bt_change_edca = true;
}
if (mac->link_state != MAC80211_LINKED) {
rtlpriv->dm.current_turbo_edca = false;
return;
}
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 dm_txpower_track_cb_therm(struct ieee80211_hw *hw)
{
struct rtl_priv *rtlpriv = rtl_priv(hw);
struct rtl_efuse *rtlefuse = rtl_efuse(rtl_priv(hw));
struct rtl_dm *rtldm = rtl_dm(rtl_priv(hw));
struct rtl_hal *rtlhal = rtl_hal(rtl_priv(hw));
u8 thermalvalue = 0, delta, delta_lck, delta_iqk, offset;
u8 thermalvalue_avg_count = 0;
u32 thermalvalue_avg = 0;
long ele_d, temp_cck;
s8 ofdm_index[2], cck_index = 0,
ofdm_index_old[2] = {0, 0}, cck_index_old = 0;
int i = 0;
/*bool is2t = false;*/
u8 ofdm_min_index = 6, rf = 1;
/*u8 index_for_channel;*/
enum _power_dec_inc {power_dec, power_inc};
/*0.1 the following TWO tables decide the
*final index of OFDM/CCK swing table
*/
static const s8 delta_swing_table_idx[2][15] = {
{0, 0, 2, 3, 4, 4, 5, 6, 7, 7, 8, 9, 10, 10, 11},
{0, 0, -1, -2, -3, -4, -4, -4, -4, -5, -7, -8, -9, -9, -10}
};
static const u8 thermal_threshold[2][15] = {
{0, 2, 4, 6, 8, 10, 12, 14, 16, 18, 20, 22, 24, 26, 27},
{0, 2, 4, 6, 8, 10, 12, 14, 16, 18, 20, 22, 25, 25, 25}
};
/*Initilization (7 steps in total) */
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,
0xfc00);
if (!thermalvalue)
return;
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);
/*1. Query OFDM Default Setting: Path A*/
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;
rtldm->swing_idx_ofdm_base[RF90_PATH_A] = (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;
}
}
/*2.Query CCK default setting From 0xa24*/
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(&temp_cck, &cck_tbl_ch14[i][2], 4) == 0) {
cck_index_old = (u8)i;
rtldm->swing_idx_cck_base = (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(&temp_cck, &cck_tbl_ch1_13[i][2], 4) == 0) {
cck_index_old = (u8)i;
rtldm->swing_idx_cck_base = (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;
}
}
}
/*3 Initialize ThermalValues of RFCalibrateInfo*/
if (!rtldm->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;
}
/*4 Calculate average thermal meter*/
rtldm->thermalvalue_avg[rtldm->thermalvalue_avg_index] = thermalvalue;
rtldm->thermalvalue_avg_index++;
if (rtldm->thermalvalue_avg_index == AVG_THERMAL_NUM_88E)
rtldm->thermalvalue_avg_index = 0;
for (i = 0; i < AVG_THERMAL_NUM_88E; i++) {
if (rtldm->thermalvalue_avg[i]) {
thermalvalue_avg += rtldm->thermalvalue_avg[i];
thermalvalue_avg_count++;
}
}
if (thermalvalue_avg_count)
thermalvalue = (u8)(thermalvalue_avg / thermalvalue_avg_count);
/* 5 Calculate delta, delta_LCK, delta_IQK.*/
if (rtlhal->reloadtxpowerindex) {
delta = (thermalvalue > rtlefuse->eeprom_thermalmeter) ?
(thermalvalue - rtlefuse->eeprom_thermalmeter) :
(rtlefuse->eeprom_thermalmeter - thermalvalue);
rtlhal->reloadtxpowerindex = false;
rtlpriv->dm.done_txpower = false;
} else if (rtlpriv->dm.done_txpower) {
delta = (thermalvalue > rtlpriv->dm.thermalvalue) ?
(thermalvalue - rtlpriv->dm.thermalvalue) :
(rtlpriv->dm.thermalvalue - thermalvalue);
} else {
delta = (thermalvalue > rtlefuse->eeprom_thermalmeter) ?
(thermalvalue - rtlefuse->eeprom_thermalmeter) :
(rtlefuse->eeprom_thermalmeter - 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);
/* 6 If necessary, do LCK.*/
if (delta_lck >= 8) {
rtlpriv->dm.thermalvalue_lck = thermalvalue;
rtl88e_phy_lc_calibrate(hw);
}
/* 7 If necessary, move the index of
* swing table to adjust Tx power.
*/
if (delta > 0 && rtlpriv->dm.txpower_track_control) {
delta = (thermalvalue > rtlefuse->eeprom_thermalmeter) ?
(thermalvalue - rtlefuse->eeprom_thermalmeter) :
(rtlefuse->eeprom_thermalmeter - thermalvalue);
/* 7.1 Get the final CCK_index and OFDM_index for each
* swing table.
*/
if (thermalvalue > rtlefuse->eeprom_thermalmeter) {
CAL_SWING_OFF(offset, power_inc, INDEX_MAPPING_NUM,
delta);
for (i = 0; i < rf; i++)
ofdm_index[i] =
rtldm->ofdm_index[i] +
delta_swing_table_idx[power_inc][offset];
cck_index = rtldm->cck_index +
delta_swing_table_idx[power_inc][offset];
} else {
CAL_SWING_OFF(offset, power_dec, INDEX_MAPPING_NUM,
delta);
for (i = 0; i < rf; i++)
ofdm_index[i] =
rtldm->ofdm_index[i] +
delta_swing_table_idx[power_dec][offset];
cck_index = rtldm->cck_index +
delta_swing_table_idx[power_dec][offset];
}
/* 7.2 Handle boundary conditions of index.*/
for (i = 0; i < rf; i++) {
if (ofdm_index[i] > OFDM_TABLE_SIZE-1)
ofdm_index[i] = OFDM_TABLE_SIZE-1;
else if (rtldm->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;
/*7.3Configure the Swing Table to adjust Tx Power.*/
if (rtlpriv->dm.txpower_track_control) {
rtldm->done_txpower = true;
rtldm->swing_idx_ofdm[RF90_PATH_A] =
(u8)ofdm_index[RF90_PATH_A];
rtldm->swing_idx_cck = cck_index;
if (rtldm->swing_idx_ofdm_cur !=
rtldm->swing_idx_ofdm[0]) {
rtldm->swing_idx_ofdm_cur =
rtldm->swing_idx_ofdm[0];
rtldm->swing_flag_ofdm = true;
}
if (rtldm->swing_idx_cck_cur != rtldm->swing_idx_cck) {
rtldm->swing_idx_cck_cur = rtldm->swing_idx_cck;
rtldm->swing_flag_cck = true;
}
dm_tx_pwr_track_set_pwr(hw, TXAGC, 0, 0);
}
}
if (delta_iqk >= 8) {
rtlpriv->dm.thermalvalue_iqk = thermalvalue;
rtl88e_phy_iq_calibrate(hw, false);
}
if (rtldm->txpower_track_control)
rtldm->thermalvalue = thermalvalue;
rtldm->txpowercount = 0;
rtl_dbg(rtlpriv, COMP_POWER_TRACKING, DBG_LOUD, "end\n");
}
static void rtl88e_dm_init_txpower_tracking(struct ieee80211_hw *hw)
{
struct rtl_priv *rtlpriv = rtl_priv(hw);
rtlpriv->dm.txpower_tracking = true;
rtlpriv->dm.txpower_trackinginit = false;
rtlpriv->dm.txpowercount = 0;
rtlpriv->dm.txpower_track_control = true;
rtlpriv->dm.swing_idx_ofdm[RF90_PATH_A] = 12;
rtlpriv->dm.swing_idx_ofdm_cur = 12;
rtlpriv->dm.swing_flag_ofdm = false;
rtl_dbg(rtlpriv, COMP_POWER_TRACKING, DBG_LOUD,
"rtlpriv->dm.txpower_tracking = %d\n",
rtlpriv->dm.txpower_tracking);
}
void rtl88e_dm_check_txpower_tracking(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, BIT(17)|BIT(16),
0x03);
rtl_dbg(rtlpriv, COMP_POWER_TRACKING, DBG_LOUD,
"Trigger 88E Thermal Meter!!\n");
rtlpriv->dm.tm_trigger = 1;
return;
} else {
rtl_dbg(rtlpriv, COMP_POWER_TRACKING, DBG_LOUD,
"Schedule TxPowerTracking !!\n");
dm_txpower_track_cb_therm(hw);
rtlpriv->dm.tm_trigger = 0;
}
}
void rtl88e_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;
}
static void rtl88e_dm_refresh_rate_adaptive_mask(struct ieee80211_hw *hw)
{
struct rtl_priv *rtlpriv = rtl_priv(hw);
struct rtl_hal *rtlhal = rtl_hal(rtl_priv(hw));
struct rtl_mac *mac = rtl_mac(rtl_priv(hw));
struct rate_adaptive *p_ra = &rtlpriv->ra;
u32 low_rssithresh_for_ra, high_rssithresh_for_ra;
struct ieee80211_sta *sta = NULL;
if (is_hal_stop(rtlhal)) {
rtl_dbg(rtlpriv, COMP_RATE, DBG_LOUD,
"driver is going to unload\n");
return;
}
if (!rtlpriv->dm.useramask) {
rtl_dbg(rtlpriv, COMP_RATE, DBG_LOUD,
"driver does not control rate adaptive mask\n");
return;
}
if (mac->link_state == MAC80211_LINKED &&
mac->opmode == NL80211_IFTYPE_STATION) {
switch (p_ra->pre_ratr_state) {
case DM_RATR_STA_HIGH:
high_rssithresh_for_ra = 50;
low_rssithresh_for_ra = 20;
break;
case DM_RATR_STA_MIDDLE:
high_rssithresh_for_ra = 55;
low_rssithresh_for_ra = 20;
break;
case DM_RATR_STA_LOW:
high_rssithresh_for_ra = 50;
low_rssithresh_for_ra = 25;
break;
default:
high_rssithresh_for_ra = 50;
low_rssithresh_for_ra = 20;
break;
}
if (rtlpriv->dm.undec_sm_pwdb >
(long)high_rssithresh_for_ra)
p_ra->ratr_state = DM_RATR_STA_HIGH;
else if (rtlpriv->dm.undec_sm_pwdb >
(long)low_rssithresh_for_ra)
p_ra->ratr_state = DM_RATR_STA_MIDDLE;
else
p_ra->ratr_state = DM_RATR_STA_LOW;
if (p_ra->pre_ratr_state != p_ra->ratr_state) {
rtl_dbg(rtlpriv, COMP_RATE, DBG_LOUD,
"RSSI = %ld\n",
rtlpriv->dm.undec_sm_pwdb);
rtl_dbg(rtlpriv, COMP_RATE, DBG_LOUD,
"RSSI_LEVEL = %d\n", p_ra->ratr_state);
rtl_dbg(rtlpriv, COMP_RATE, DBG_LOUD,
"PreState = %d, CurState = %d\n",
p_ra->pre_ratr_state, p_ra->ratr_state);
rcu_read_lock();
sta = rtl_find_sta(hw, mac->bssid);
if (sta)
rtlpriv->cfg->ops->update_rate_tbl(hw, sta,
p_ra->ratr_state,
true);
rcu_read_unlock();
p_ra->pre_ratr_state = p_ra->ratr_state;
}
}
}
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;
}
static void rtl88e_dm_update_rx_idle_ant(struct ieee80211_hw *hw,
u8 ant)
{
struct rtl_priv *rtlpriv = rtl_priv(hw);
struct rtl_efuse *rtlefuse = rtl_efuse(rtl_priv(hw));
struct rtl_dm *rtldm = rtl_dm(rtl_priv(hw));
struct fast_ant_training *pfat_table = &rtldm->fat_table;
u32 default_ant, optional_ant;
if (pfat_table->rx_idle_ant != ant) {
rtl_dbg(rtlpriv, COMP_INIT, DBG_LOUD,
"need to update rx idle ant\n");
if (ant == MAIN_ANT) {
default_ant =
(pfat_table->rx_idle_ant == CG_TRX_HW_ANTDIV) ?
MAIN_ANT_CG_TRX : MAIN_ANT_CGCS_RX;
optional_ant =
(pfat_table->rx_idle_ant == CG_TRX_HW_ANTDIV) ?
AUX_ANT_CG_TRX : AUX_ANT_CGCS_RX;
} else {
default_ant =
(pfat_table->rx_idle_ant == CG_TRX_HW_ANTDIV) ?
AUX_ANT_CG_TRX : AUX_ANT_CGCS_RX;
optional_ant =
(pfat_table->rx_idle_ant == CG_TRX_HW_ANTDIV) ?
MAIN_ANT_CG_TRX : MAIN_ANT_CGCS_RX;
}
if (rtlefuse->antenna_div_type == CG_TRX_HW_ANTDIV) {
rtl_set_bbreg(hw, DM_REG_RX_ANT_CTRL_11N,
BIT(5) | BIT(4) | BIT(3), default_ant);
rtl_set_bbreg(hw, DM_REG_RX_ANT_CTRL_11N,
BIT(8) | BIT(7) | BIT(6), optional_ant);
rtl_set_bbreg(hw, DM_REG_ANTSEL_CTRL_11N,
BIT(14) | BIT(13) | BIT(12),
default_ant);
rtl_set_bbreg(hw, DM_REG_RESP_TX_11N,
BIT(6) | BIT(7), default_ant);
} else if (rtlefuse->antenna_div_type == CGCS_RX_HW_ANTDIV) {
rtl_set_bbreg(hw, DM_REG_RX_ANT_CTRL_11N,
BIT(5) | BIT(4) | BIT(3), default_ant);
rtl_set_bbreg(hw, DM_REG_RX_ANT_CTRL_11N,
BIT(8) | BIT(7) | BIT(6), optional_ant);
}
}
pfat_table->rx_idle_ant = ant;
rtl_dbg(rtlpriv, COMP_INIT, DBG_LOUD, "RxIdleAnt %s\n",
(ant == MAIN_ANT) ? ("MAIN_ANT") : ("AUX_ANT"));
}
static void rtl88e_dm_update_tx_ant(struct ieee80211_hw *hw,
u8 ant, u32 mac_id)
{
struct rtl_priv *rtlpriv = rtl_priv(hw);
struct rtl_dm *rtldm = rtl_dm(rtl_priv(hw));
struct fast_ant_training *pfat_table = &rtldm->fat_table;
u8 target_ant;
if (ant == MAIN_ANT)
target_ant = MAIN_ANT_CG_TRX;
else
target_ant = AUX_ANT_CG_TRX;
pfat_table->antsel_a[mac_id] = target_ant & BIT(0);
pfat_table->antsel_b[mac_id] = (target_ant & BIT(1)) >> 1;
pfat_table->antsel_c[mac_id] = (target_ant & BIT(2)) >> 2;
rtl_dbg(rtlpriv, COMP_INIT, DBG_LOUD, "txfrominfo target ant %s\n",
(ant == MAIN_ANT) ? ("MAIN_ANT") : ("AUX_ANT"));
rtl_dbg(rtlpriv, COMP_INIT, DBG_LOUD, "antsel_tr_mux = 3'b%d%d%d\n",
pfat_table->antsel_c[mac_id],
pfat_table->antsel_b[mac_id],
pfat_table->antsel_a[mac_id]);
}
static void rtl88e_dm_rx_hw_antena_div_init(struct ieee80211_hw *hw)
{
u32 value32;
/*MAC Setting*/
value32 = rtl_get_bbreg(hw, DM_REG_ANTSEL_PIN_11N, MASKDWORD);
rtl_set_bbreg(hw, DM_REG_ANTSEL_PIN_11N,
MASKDWORD, value32 | (BIT(23) | BIT(25)));
/*Pin Setting*/
rtl_set_bbreg(hw, DM_REG_PIN_CTRL_11N, BIT(9) | BIT(8), 0);
rtl_set_bbreg(hw, DM_REG_RX_ANT_CTRL_11N, BIT(10), 0);
rtl_set_bbreg(hw, DM_REG_LNA_SWITCH_11N, BIT(22), 1);
rtl_set_bbreg(hw, DM_REG_LNA_SWITCH_11N, BIT(31), 1);
/*OFDM Setting*/
rtl_set_bbreg(hw, DM_REG_ANTDIV_PARA1_11N, MASKDWORD, 0x000000a0);
/*CCK Setting*/
rtl_set_bbreg(hw, DM_REG_BB_PWR_SAV4_11N, BIT(7), 1);
rtl_set_bbreg(hw, DM_REG_CCK_ANTDIV_PARA2_11N, BIT(4), 1);
rtl88e_dm_update_rx_idle_ant(hw, MAIN_ANT);
rtl_set_bbreg(hw, DM_REG_ANT_MAPPING1_11N, MASKLWORD, 0x0201);
}
static void rtl88e_dm_trx_hw_antenna_div_init(struct ieee80211_hw *hw)
{
u32 value32;
/*MAC Setting*/
value32 = rtl_get_bbreg(hw, DM_REG_ANTSEL_PIN_11N, MASKDWORD);
rtl_set_bbreg(hw, DM_REG_ANTSEL_PIN_11N, MASKDWORD,
value32 | (BIT(23) | BIT(25)));
/*Pin Setting*/
rtl_set_bbreg(hw, DM_REG_PIN_CTRL_11N, BIT(9) | BIT(8), 0);
rtl_set_bbreg(hw, DM_REG_RX_ANT_CTRL_11N, BIT(10), 0);
rtl_set_bbreg(hw, DM_REG_LNA_SWITCH_11N, BIT(22), 0);
rtl_set_bbreg(hw, DM_REG_LNA_SWITCH_11N, BIT(31), 1);
/*OFDM Setting*/
rtl_set_bbreg(hw, DM_REG_ANTDIV_PARA1_11N, MASKDWORD, 0x000000a0);
/*CCK Setting*/
rtl_set_bbreg(hw, DM_REG_BB_PWR_SAV4_11N, BIT(7), 1);
rtl_set_bbreg(hw, DM_REG_CCK_ANTDIV_PARA2_11N, BIT(4), 1);
/*TX Setting*/
rtl_set_bbreg(hw, DM_REG_TX_ANT_CTRL_11N, BIT(21), 0);
rtl88e_dm_update_rx_idle_ant(hw, MAIN_ANT);
rtl_set_bbreg(hw, DM_REG_ANT_MAPPING1_11N, MASKLWORD, 0x0201);
}
static void rtl88e_dm_fast_training_init(struct ieee80211_hw *hw)
{
struct rtl_dm *rtldm = rtl_dm(rtl_priv(hw));
struct fast_ant_training *pfat_table = &rtldm->fat_table;
u32 ant_combination = 2;
u32 value32, i;
for (i = 0; i < 6; i++) {
pfat_table->bssid[i] = 0;
pfat_table->ant_sum[i] = 0;
pfat_table->ant_cnt[i] = 0;
pfat_table->ant_ave[i] = 0;
}
pfat_table->train_idx = 0;
pfat_table->fat_state = FAT_NORMAL_STATE;
/*MAC Setting*/
value32 = rtl_get_bbreg(hw, DM_REG_ANTSEL_PIN_11N, MASKDWORD);
rtl_set_bbreg(hw, DM_REG_ANTSEL_PIN_11N,
MASKDWORD, value32 | (BIT(23) | BIT(25)));
value32 = rtl_get_bbreg(hw, DM_REG_ANT_TRAIN_PARA2_11N, MASKDWORD);
rtl_set_bbreg(hw, DM_REG_ANT_TRAIN_PARA2_11N,
MASKDWORD, value32 | (BIT(16) | BIT(17)));
rtl_set_bbreg(hw, DM_REG_ANT_TRAIN_PARA2_11N,
MASKLWORD, 0);
rtl_set_bbreg(hw, DM_REG_ANT_TRAIN_PARA1_11N,
MASKDWORD, 0);
/*Pin Setting*/
rtl_set_bbreg(hw, DM_REG_PIN_CTRL_11N, BIT(9) | BIT(8), 0);
rtl_set_bbreg(hw, DM_REG_RX_ANT_CTRL_11N, BIT(10), 0);
rtl_set_bbreg(hw, DM_REG_LNA_SWITCH_11N, BIT(22), 0);
rtl_set_bbreg(hw, DM_REG_LNA_SWITCH_11N, BIT(31), 1);
/*OFDM Setting*/
rtl_set_bbreg(hw, DM_REG_ANTDIV_PARA1_11N, MASKDWORD, 0x000000a0);
/*antenna mapping table*/
rtl_set_bbreg(hw, DM_REG_ANT_MAPPING1_11N, MASKBYTE0, 1);
rtl_set_bbreg(hw, DM_REG_ANT_MAPPING1_11N, MASKBYTE1, 2);
/*TX Setting*/
rtl_set_bbreg(hw, DM_REG_TX_ANT_CTRL_11N, BIT(21), 1);
rtl_set_bbreg(hw, DM_REG_RX_ANT_CTRL_11N,
BIT(5) | BIT(4) | BIT(3), 0);
rtl_set_bbreg(hw, DM_REG_RX_ANT_CTRL_11N,
BIT(8) | BIT(7) | BIT(6), 1);
rtl_set_bbreg(hw, DM_REG_RX_ANT_CTRL_11N,
BIT(2) | BIT(1) | BIT(0), (ant_combination - 1));
rtl_set_bbreg(hw, DM_REG_IGI_A_11N, BIT(7), 1);
}
static void rtl88e_dm_antenna_div_init(struct ieee80211_hw *hw)
{
struct rtl_efuse *rtlefuse = rtl_efuse(rtl_priv(hw));
if (rtlefuse->antenna_div_type == CGCS_RX_HW_ANTDIV)
rtl88e_dm_rx_hw_antena_div_init(hw);
else if (rtlefuse->antenna_div_type == CG_TRX_HW_ANTDIV)
rtl88e_dm_trx_hw_antenna_div_init(hw);
else if (rtlefuse->antenna_div_type == CG_TRX_SMART_ANTDIV)
rtl88e_dm_fast_training_init(hw);
}
void rtl88e_dm_set_tx_ant_by_tx_info(struct ieee80211_hw *hw,
u8 *pdesc, u32 mac_id)
{
struct rtl_efuse *rtlefuse = rtl_efuse(rtl_priv(hw));
struct rtl_dm *rtldm = rtl_dm(rtl_priv(hw));
struct fast_ant_training *pfat_table = &rtldm->fat_table;
__le32 *pdesc32 = (__le32 *)pdesc;
if ((rtlefuse->antenna_div_type == CG_TRX_HW_ANTDIV) ||
(rtlefuse->antenna_div_type == CG_TRX_SMART_ANTDIV)) {
set_tx_desc_antsel_a(pdesc32, pfat_table->antsel_a[mac_id]);
set_tx_desc_antsel_b(pdesc32, pfat_table->antsel_b[mac_id]);
set_tx_desc_antsel_c(pdesc32, pfat_table->antsel_c[mac_id]);
}
}
void rtl88e_dm_ant_sel_statistics(struct ieee80211_hw *hw,
u8 antsel_tr_mux, u32 mac_id,
u32 rx_pwdb_all)
{
struct rtl_efuse *rtlefuse = rtl_efuse(rtl_priv(hw));
struct rtl_dm *rtldm = rtl_dm(rtl_priv(hw));
struct fast_ant_training *pfat_table = &rtldm->fat_table;
if (rtlefuse->antenna_div_type == CG_TRX_HW_ANTDIV) {
if (antsel_tr_mux == MAIN_ANT_CG_TRX) {
pfat_table->main_ant_sum[mac_id] += rx_pwdb_all;
pfat_table->main_ant_cnt[mac_id]++;
} else {
pfat_table->aux_ant_sum[mac_id] += rx_pwdb_all;
pfat_table->aux_ant_cnt[mac_id]++;
}
} else if (rtlefuse->antenna_div_type == CGCS_RX_HW_ANTDIV) {
if (antsel_tr_mux == MAIN_ANT_CGCS_RX) {
pfat_table->main_ant_sum[mac_id] += rx_pwdb_all;
pfat_table->main_ant_cnt[mac_id]++;
} else {
pfat_table->aux_ant_sum[mac_id] += rx_pwdb_all;
pfat_table->aux_ant_cnt[mac_id]++;
}
}
}
static void rtl88e_dm_hw_ant_div(struct ieee80211_hw *hw)
{
struct rtl_priv *rtlpriv = rtl_priv(hw);
struct rtl_efuse *rtlefuse = rtl_efuse(rtl_priv(hw));
struct rtl_dm *rtldm = rtl_dm(rtl_priv(hw));
struct rtl_sta_info *drv_priv;
struct fast_ant_training *pfat_table = &rtldm->fat_table;
struct dig_t *dm_dig = &rtlpriv->dm_digtable;
u32 i, min_rssi = 0xff, ant_div_max_rssi = 0;
u32 max_rssi = 0, local_min_rssi, local_max_rssi;
u32 main_rssi, aux_rssi;
u8 rx_idle_ant = 0, target_ant = 7;
/*for sta its self*/
i = 0;
main_rssi = (pfat_table->main_ant_cnt[i] != 0) ?
(pfat_table->main_ant_sum[i] / pfat_table->main_ant_cnt[i]) : 0;
aux_rssi = (pfat_table->aux_ant_cnt[i] != 0) ?
(pfat_table->aux_ant_sum[i] / pfat_table->aux_ant_cnt[i]) : 0;
target_ant = (main_rssi == aux_rssi) ?
pfat_table->rx_idle_ant : ((main_rssi >= aux_rssi) ?
MAIN_ANT : AUX_ANT);
rtl_dbg(rtlpriv, COMP_INIT, DBG_LOUD,
"main_ant_sum %d main_ant_cnt %d\n",
pfat_table->main_ant_sum[i],
pfat_table->main_ant_cnt[i]);
rtl_dbg(rtlpriv, COMP_INIT, DBG_LOUD,
"aux_ant_sum %d aux_ant_cnt %d\n",
pfat_table->aux_ant_sum[i], pfat_table->aux_ant_cnt[i]);
rtl_dbg(rtlpriv, COMP_INIT, DBG_LOUD, "main_rssi %d aux_rssi%d\n",
main_rssi, aux_rssi);
local_max_rssi = (main_rssi > aux_rssi) ? main_rssi : aux_rssi;
if ((local_max_rssi > ant_div_max_rssi) && (local_max_rssi < 40))
ant_div_max_rssi = local_max_rssi;
if (local_max_rssi > max_rssi)
max_rssi = local_max_rssi;
if ((pfat_table->rx_idle_ant == MAIN_ANT) && (main_rssi == 0))
main_rssi = aux_rssi;
else if ((pfat_table->rx_idle_ant == AUX_ANT) && (aux_rssi == 0))
aux_rssi = main_rssi;
local_min_rssi = (main_rssi > aux_rssi) ? aux_rssi : main_rssi;
if (local_min_rssi < min_rssi) {
min_rssi = local_min_rssi;
rx_idle_ant = target_ant;
}
if (rtlefuse->antenna_div_type == CG_TRX_HW_ANTDIV)
rtl88e_dm_update_tx_ant(hw, target_ant, i);
if (rtlpriv->mac80211.opmode == NL80211_IFTYPE_AP ||
rtlpriv->mac80211.opmode == NL80211_IFTYPE_ADHOC) {
spin_lock_bh(&rtlpriv->locks.entry_list_lock);
list_for_each_entry(drv_priv, &rtlpriv->entry_list, list) {
i++;
main_rssi = (pfat_table->main_ant_cnt[i] != 0) ?
(pfat_table->main_ant_sum[i] /
pfat_table->main_ant_cnt[i]) : 0;
aux_rssi = (pfat_table->aux_ant_cnt[i] != 0) ?
(pfat_table->aux_ant_sum[i] /
pfat_table->aux_ant_cnt[i]) : 0;
target_ant = (main_rssi == aux_rssi) ?
pfat_table->rx_idle_ant : ((main_rssi >=
aux_rssi) ? MAIN_ANT : AUX_ANT);
local_max_rssi = (main_rssi > aux_rssi) ?
main_rssi : aux_rssi;
if ((local_max_rssi > ant_div_max_rssi) &&
(local_max_rssi < 40))
ant_div_max_rssi = local_max_rssi;
if (local_max_rssi > max_rssi)
max_rssi = local_max_rssi;
if ((pfat_table->rx_idle_ant == MAIN_ANT) &&
(main_rssi == 0))
main_rssi = aux_rssi;
else if ((pfat_table->rx_idle_ant == AUX_ANT) &&
(aux_rssi == 0))
aux_rssi = main_rssi;
local_min_rssi = (main_rssi > aux_rssi) ?
aux_rssi : main_rssi;
if (local_min_rssi < min_rssi) {
min_rssi = local_min_rssi;
rx_idle_ant = target_ant;
}
if (rtlefuse->antenna_div_type == CG_TRX_HW_ANTDIV)
rtl88e_dm_update_tx_ant(hw, target_ant, i);
}
spin_unlock_bh(&rtlpriv->locks.entry_list_lock);
}
for (i = 0; i < ASSOCIATE_ENTRY_NUM; i++) {
pfat_table->main_ant_sum[i] = 0;
pfat_table->aux_ant_sum[i] = 0;
pfat_table->main_ant_cnt[i] = 0;
pfat_table->aux_ant_cnt[i] = 0;
}
rtl88e_dm_update_rx_idle_ant(hw, rx_idle_ant);
dm_dig->antdiv_rssi_max = ant_div_max_rssi;
dm_dig->rssi_max = max_rssi;
}
static void rtl88e_set_next_mac_address_target(struct ieee80211_hw *hw)
{
struct rtl_priv *rtlpriv = rtl_priv(hw);
struct rtl_mac *mac = rtl_mac(rtl_priv(hw));
struct rtl_dm *rtldm = rtl_dm(rtl_priv(hw));
struct rtl_sta_info *drv_priv;
struct fast_ant_training *pfat_table = &rtldm->fat_table;
u32 value32, i, j = 0;
if (mac->link_state >= MAC80211_LINKED) {
for (i = 0; i < ASSOCIATE_ENTRY_NUM; i++) {
if ((pfat_table->train_idx + 1) == ASSOCIATE_ENTRY_NUM)
pfat_table->train_idx = 0;
else
pfat_table->train_idx++;
if (pfat_table->train_idx == 0) {
value32 = (mac->mac_addr[5] << 8) |
mac->mac_addr[4];
rtl_set_bbreg(hw, DM_REG_ANT_TRAIN_PARA2_11N,
MASKLWORD, value32);
value32 = (mac->mac_addr[3] << 24) |
(mac->mac_addr[2] << 16) |
(mac->mac_addr[1] << 8) |
mac->mac_addr[0];
rtl_set_bbreg(hw, DM_REG_ANT_TRAIN_PARA1_11N,
MASKDWORD, value32);
break;
}
if (rtlpriv->mac80211.opmode !=
NL80211_IFTYPE_STATION) {
spin_lock_bh(&rtlpriv->locks.entry_list_lock);
list_for_each_entry(drv_priv,
&rtlpriv->entry_list, list) {
j++;
if (j != pfat_table->train_idx)
continue;
value32 = (drv_priv->mac_addr[5] << 8) |
drv_priv->mac_addr[4];
rtl_set_bbreg(hw,
DM_REG_ANT_TRAIN_PARA2_11N,
MASKLWORD, value32);
value32 = (drv_priv->mac_addr[3] << 24) |
(drv_priv->mac_addr[2] << 16) |
(drv_priv->mac_addr[1] << 8) |
drv_priv->mac_addr[0];
rtl_set_bbreg(hw,
DM_REG_ANT_TRAIN_PARA1_11N,
MASKDWORD, value32);
break;
}
spin_unlock_bh(&rtlpriv->locks.entry_list_lock);
/*find entry, break*/
if (j == pfat_table->train_idx)
break;
}
}
}
}
static void rtl88e_dm_fast_ant_training(struct ieee80211_hw *hw)
{
struct rtl_priv *rtlpriv = rtl_priv(hw);
struct rtl_dm *rtldm = rtl_dm(rtl_priv(hw));
struct fast_ant_training *pfat_table = &rtldm->fat_table;
u32 i, max_rssi = 0;
u8 target_ant = 2;
bool bpkt_filter_match = false;
if (pfat_table->fat_state == FAT_TRAINING_STATE) {
for (i = 0; i < 7; i++) {
if (pfat_table->ant_cnt[i] == 0) {
pfat_table->ant_ave[i] = 0;
} else {
pfat_table->ant_ave[i] =
pfat_table->ant_sum[i] /
pfat_table->ant_cnt[i];
bpkt_filter_match = true;
}
if (pfat_table->ant_ave[i] > max_rssi) {
max_rssi = pfat_table->ant_ave[i];
target_ant = (u8) i;
}
}
if (!bpkt_filter_match) {
rtl_set_bbreg(hw, DM_REG_TXAGC_A_1_MCS32_11N,
BIT(16), 0);
rtl_set_bbreg(hw, DM_REG_IGI_A_11N, BIT(7), 0);
} else {
rtl_set_bbreg(hw, DM_REG_TXAGC_A_1_MCS32_11N,
BIT(16), 0);
rtl_set_bbreg(hw, DM_REG_RX_ANT_CTRL_11N, BIT(8) |
BIT(7) | BIT(6), target_ant);
rtl_set_bbreg(hw, DM_REG_TX_ANT_CTRL_11N,
BIT(21), 1);
pfat_table->antsel_a[pfat_table->train_idx] =
target_ant & BIT(0);
pfat_table->antsel_b[pfat_table->train_idx] =
(target_ant & BIT(1)) >> 1;
pfat_table->antsel_c[pfat_table->train_idx] =
(target_ant & BIT(2)) >> 2;
if (target_ant == 0)
rtl_set_bbreg(hw, DM_REG_IGI_A_11N, BIT(7), 0);
}
for (i = 0; i < 7; i++) {
pfat_table->ant_sum[i] = 0;
pfat_table->ant_cnt[i] = 0;
}
pfat_table->fat_state = FAT_NORMAL_STATE;
return;
}
if (pfat_table->fat_state == FAT_NORMAL_STATE) {
rtl88e_set_next_mac_address_target(hw);
pfat_table->fat_state = FAT_TRAINING_STATE;
rtl_set_bbreg(hw, DM_REG_TXAGC_A_1_MCS32_11N, BIT(16), 1);
rtl_set_bbreg(hw, DM_REG_IGI_A_11N, BIT(7), 1);
mod_timer(&rtlpriv->works.fast_antenna_training_timer,
jiffies + MSECS(RTL_WATCH_DOG_TIME));
}
}
void rtl88e_dm_fast_antenna_training_callback(struct timer_list *t)
{
struct rtl_priv *rtlpriv =
from_timer(rtlpriv, t, works.fast_antenna_training_timer);
struct ieee80211_hw *hw = rtlpriv->hw;
rtl88e_dm_fast_ant_training(hw);
}
static void rtl88e_dm_antenna_diversity(struct ieee80211_hw *hw)
{
struct rtl_priv *rtlpriv = rtl_priv(hw);
struct rtl_mac *mac = rtl_mac(rtl_priv(hw));
struct rtl_efuse *rtlefuse = rtl_efuse(rtl_priv(hw));
struct rtl_dm *rtldm = rtl_dm(rtl_priv(hw));
struct fast_ant_training *pfat_table = &rtldm->fat_table;
if (mac->link_state < MAC80211_LINKED) {
rtl_dbg(rtlpriv, COMP_DIG, DBG_LOUD, "No Link\n");
if (pfat_table->becomelinked) {
rtl_dbg(rtlpriv, COMP_DIG, DBG_LOUD,
"need to turn off HW AntDiv\n");
rtl_set_bbreg(hw, DM_REG_IGI_A_11N, BIT(7), 0);
rtl_set_bbreg(hw, DM_REG_CCK_ANTDIV_PARA1_11N,
BIT(15), 0);
if (rtlefuse->antenna_div_type == CG_TRX_HW_ANTDIV)
rtl_set_bbreg(hw, DM_REG_TX_ANT_CTRL_11N,
BIT(21), 0);
pfat_table->becomelinked =
(mac->link_state == MAC80211_LINKED) ?
true : false;
}
return;
} else {
if (!pfat_table->becomelinked) {
rtl_dbg(rtlpriv, COMP_DIG, DBG_LOUD,
"Need to turn on HW AntDiv\n");
rtl_set_bbreg(hw, DM_REG_IGI_A_11N, BIT(7), 1);
rtl_set_bbreg(hw, DM_REG_CCK_ANTDIV_PARA1_11N,
BIT(15), 1);
if (rtlefuse->antenna_div_type == CG_TRX_HW_ANTDIV)
rtl_set_bbreg(hw, DM_REG_TX_ANT_CTRL_11N,
BIT(21), 1);
pfat_table->becomelinked =
(mac->link_state >= MAC80211_LINKED) ?
true : false;
}
}
if ((rtlefuse->antenna_div_type == CG_TRX_HW_ANTDIV) ||
(rtlefuse->antenna_div_type == CGCS_RX_HW_ANTDIV))
rtl88e_dm_hw_ant_div(hw);
else if (rtlefuse->antenna_div_type == CG_TRX_SMART_ANTDIV)
rtl88e_dm_fast_ant_training(hw);
}
void rtl88e_dm_init(struct ieee80211_hw *hw)
{
struct rtl_priv *rtlpriv = rtl_priv(hw);
u32 cur_igvalue = rtl_get_bbreg(hw, ROFDM0_XAAGCCORE1, 0x7f);
rtlpriv->dm.dm_type = DM_TYPE_BYDRIVER;
rtl_dm_diginit(hw, cur_igvalue);
rtl88e_dm_init_dynamic_txpower(hw);
rtl88e_dm_init_edca_turbo(hw);
rtl88e_dm_init_rate_adaptive_mask(hw);
rtl88e_dm_init_txpower_tracking(hw);
rtl92c_dm_init_dynamic_bb_powersaving(hw);
rtl88e_dm_antenna_div_init(hw);
}
void rtl88e_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;
spin_lock(&rtlpriv->locks.rf_ps_lock);
if ((ppsc->rfpwr_state == ERFON) &&
((!fw_current_inpsmode) && fw_ps_awake) &&
(!ppsc->rfchange_inprogress)) {
rtl88e_dm_pwdb_monitor(hw);
rtl88e_dm_dig(hw);
rtl88e_dm_false_alarm_counter_statistics(hw);
rtl92c_dm_dynamic_txpower(hw);
rtl88e_dm_check_txpower_tracking(hw);
rtl88e_dm_refresh_rate_adaptive_mask(hw);
rtl88e_dm_check_edca_turbo(hw);
rtl88e_dm_antenna_diversity(hw);
}
spin_unlock(&rtlpriv->locks.rf_ps_lock);
}
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