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Diffstat (limited to 'drivers/net/wireless/realtek/rtlwifi/rtl8192d/dm_common.c')
-rw-r--r--drivers/net/wireless/realtek/rtlwifi/rtl8192d/dm_common.c1061
1 files changed, 1061 insertions, 0 deletions
diff --git a/drivers/net/wireless/realtek/rtlwifi/rtl8192d/dm_common.c b/drivers/net/wireless/realtek/rtlwifi/rtl8192d/dm_common.c
new file mode 100644
index 000000000000..20373ce998bf
--- /dev/null
+++ b/drivers/net/wireless/realtek/rtlwifi/rtl8192d/dm_common.c
@@ -0,0 +1,1061 @@
+// SPDX-License-Identifier: GPL-2.0
+/* Copyright(c) 2009-2012 Realtek Corporation.*/
+
+#include "../wifi.h"
+#include "../base.h"
+#include "../core.h"
+#include "reg.h"
+#include "def.h"
+#include "phy_common.h"
+#include "dm_common.h"
+
+static const u32 ofdmswing_table[OFDM_TABLE_SIZE_92D] = {
+ 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 cckswing_table_ch1ch13[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 cckswing_table_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 */
+};
+
+static void rtl92d_dm_rxgain_tracking_thermalmeter(struct ieee80211_hw *hw)
+{
+ static const u8 index_mapping[RX_INDEX_MAPPING_NUM] = {
+ 0x0f, 0x0f, 0x0d, 0x0c, 0x0b,
+ 0x0a, 0x09, 0x08, 0x07, 0x06,
+ 0x05, 0x04, 0x04, 0x03, 0x02
+ };
+ struct rtl_priv *rtlpriv = rtl_priv(hw);
+ int i, idx;
+ u32 u4tmp;
+
+ idx = rtlpriv->efuse.eeprom_thermalmeter - rtlpriv->dm.thermalvalue_rxgain;
+ u4tmp = index_mapping[idx] << 12;
+
+ rtl_dbg(rtlpriv, COMP_POWER_TRACKING, DBG_LOUD,
+ "===> Rx Gain %x\n", u4tmp);
+
+ for (i = RF90_PATH_A; i < rtlpriv->phy.num_total_rfpath; i++)
+ rtl_set_rfreg(hw, i, 0x3C, RFREG_OFFSET_MASK,
+ (rtlpriv->phy.reg_rf3c[i] & ~0xF000) | u4tmp);
+}
+
+static void rtl92d_bandtype_2_4G(struct ieee80211_hw *hw, long *temp_cckg,
+ u8 *cck_index_old)
+{
+ struct rtl_priv *rtlpriv = rtl_priv(hw);
+ unsigned long flag = 0;
+ const u8 *cckswing;
+ long temp_cck;
+ int i;
+
+ /* Query CCK default setting From 0xa24 */
+ rtl92d_acquire_cckandrw_pagea_ctl(hw, &flag);
+ temp_cck = rtl_get_bbreg(hw, RCCK0_TXFILTER2,
+ MASKDWORD) & MASKCCK;
+ rtl92d_release_cckandrw_pagea_ctl(hw, &flag);
+
+ for (i = 0; i < CCK_TABLE_LENGTH; i++) {
+ if (rtlpriv->dm.cck_inch14)
+ cckswing = &cckswing_table_ch14[i][2];
+ else
+ cckswing = &cckswing_table_ch1ch13[i][2];
+
+ if (temp_cck == le32_to_cpu(*((__le32 *)cckswing))) {
+ *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;
+ }
+ }
+ *temp_cckg = temp_cck;
+}
+
+static void rtl92d_bandtype_5G(struct rtl_hal *rtlhal, u8 *ofdm_index,
+ bool *internal_pa, u8 thermalvalue, u8 delta,
+ u8 rf, struct rtl_efuse *rtlefuse,
+ struct rtl_priv *rtlpriv, struct rtl_phy *rtlphy,
+ const u8 index_mapping[5][INDEX_MAPPING_NUM],
+ const u8 index_mapping_pa[8][INDEX_MAPPING_NUM])
+{
+ u8 offset = 0;
+ u8 index;
+ int i;
+
+ for (i = 0; i < rf; i++) {
+ if (rtlhal->macphymode == DUALMAC_DUALPHY &&
+ rtlhal->interfaceindex == 1) /* MAC 1 5G */
+ *internal_pa = rtlefuse->internal_pa_5g[1];
+ else
+ *internal_pa = rtlefuse->internal_pa_5g[i];
+
+ if (*internal_pa) {
+ if (rtlhal->interfaceindex == 1 || i == rf)
+ offset = 4;
+ else
+ offset = 0;
+ if (rtlphy->current_channel >= 100 &&
+ rtlphy->current_channel <= 165)
+ offset += 2;
+ } else {
+ if (rtlhal->interfaceindex == 1 || i == rf)
+ offset = 2;
+ else
+ offset = 0;
+ }
+
+ if (thermalvalue > rtlefuse->eeprom_thermalmeter)
+ offset++;
+
+ if (*internal_pa) {
+ if (delta > INDEX_MAPPING_NUM - 1)
+ index = index_mapping_pa[offset]
+ [INDEX_MAPPING_NUM - 1];
+ else
+ index =
+ index_mapping_pa[offset][delta];
+ } else {
+ if (delta > INDEX_MAPPING_NUM - 1)
+ index =
+ index_mapping[offset][INDEX_MAPPING_NUM - 1];
+ else
+ index = index_mapping[offset][delta];
+ }
+
+ if (thermalvalue > rtlefuse->eeprom_thermalmeter) {
+ if (*internal_pa && thermalvalue > 0x12) {
+ ofdm_index[i] = rtlpriv->dm.ofdm_index[i] -
+ ((delta / 2) * 3 + (delta % 2));
+ } else {
+ ofdm_index[i] -= index;
+ }
+ } else {
+ ofdm_index[i] += index;
+ }
+ }
+}
+
+static void
+rtl92d_dm_txpower_tracking_callback_thermalmeter(struct ieee80211_hw *hw)
+{
+ static const u8 index_mapping[5][INDEX_MAPPING_NUM] = {
+ /* 5G, path A/MAC 0, decrease power */
+ {0, 1, 3, 6, 8, 9, 11, 13, 14, 16, 17, 18, 18},
+ /* 5G, path A/MAC 0, increase power */
+ {0, 2, 4, 5, 7, 10, 12, 14, 16, 18, 18, 18, 18},
+ /* 5G, path B/MAC 1, decrease power */
+ {0, 2, 3, 6, 8, 9, 11, 13, 14, 16, 17, 18, 18},
+ /* 5G, path B/MAC 1, increase power */
+ {0, 2, 4, 5, 7, 10, 13, 16, 16, 18, 18, 18, 18},
+ /* 2.4G, for decreas power */
+ {0, 1, 2, 3, 4, 5, 6, 7, 7, 8, 9, 10, 10},
+ };
+ static const u8 index_mapping_internal_pa[8][INDEX_MAPPING_NUM] = {
+ /* 5G, path A/MAC 0, ch36-64, decrease power */
+ {0, 1, 2, 4, 6, 7, 9, 11, 12, 14, 15, 16, 16},
+ /* 5G, path A/MAC 0, ch36-64, increase power */
+ {0, 2, 4, 5, 7, 10, 12, 14, 16, 18, 18, 18, 18},
+ /* 5G, path A/MAC 0, ch100-165, decrease power */
+ {0, 1, 2, 3, 5, 6, 8, 10, 11, 13, 14, 15, 15},
+ /* 5G, path A/MAC 0, ch100-165, increase power */
+ {0, 2, 4, 5, 7, 10, 12, 14, 16, 18, 18, 18, 18},
+ /* 5G, path B/MAC 1, ch36-64, decrease power */
+ {0, 1, 2, 4, 6, 7, 9, 11, 12, 14, 15, 16, 16},
+ /* 5G, path B/MAC 1, ch36-64, increase power */
+ {0, 2, 4, 5, 7, 10, 13, 16, 16, 18, 18, 18, 18},
+ /* 5G, path B/MAC 1, ch100-165, decrease power */
+ {0, 1, 2, 3, 5, 6, 8, 9, 10, 12, 13, 14, 14},
+ /* 5G, path B/MAC 1, ch100-165, increase power */
+ {0, 2, 4, 5, 7, 10, 13, 16, 16, 18, 18, 18, 18},
+ };
+ struct rtl_priv *rtlpriv = rtl_priv(hw);
+ struct rtl_efuse *rtlefuse = rtl_efuse(rtlpriv);
+ struct rtl_hal *rtlhal = rtl_hal(rtlpriv);
+ struct rtl_phy *rtlphy = &rtlpriv->phy;
+ struct rtl_dm *dm = &rtlpriv->dm;
+ u8 thermalvalue, delta, delta_lck, delta_iqk, delta_rxgain;
+ u8 ofdm_min_index = 6, ofdm_min_index_internal_pa = 3, rf;
+ long ele_a = 0, ele_d, temp_cck, val_x, value32;
+ bool is2t = IS_92D_SINGLEPHY(rtlhal->version);
+ u8 offset, thermalvalue_avg_count = 0;
+ u8 ofdm_index_old[2] = {0, 0};
+ u32 thermalvalue_avg = 0;
+ bool internal_pa = false;
+ long val_y, ele_c = 0;
+ s8 cck_index_old = 0;
+ u8 indexforchannel;
+ u8 ofdm_index[2];
+ s8 cck_index = 0;
+ u8 index, swing;
+ int i;
+
+ indexforchannel = rtl92d_get_rightchnlplace_for_iqk(rtlphy->current_channel);
+
+ dm->txpower_trackinginit = true;
+
+ rtl_dbg(rtlpriv, COMP_POWER_TRACKING, DBG_LOUD, "\n");
+
+ thermalvalue = (u8)rtl_get_rfreg(hw, RF90_PATH_A, RF_T_METER, 0xf800);
+
+ rtl_dbg(rtlpriv, COMP_POWER_TRACKING, DBG_LOUD,
+ "Readback Thermal Meter = 0x%x pre thermal meter 0x%x eeprom_thermalmeter 0x%x\n",
+ thermalvalue,
+ dm->thermalvalue, rtlefuse->eeprom_thermalmeter);
+
+ if (!thermalvalue)
+ goto exit;
+
+ if (is2t)
+ rf = 2;
+ else
+ rf = 1;
+
+ if (dm->thermalvalue && !rtlhal->reloadtxpowerindex)
+ goto old_index_done;
+
+ ele_d = rtl_get_bbreg(hw, ROFDM0_XATXIQIMBALANCE, MASKDWORD) & MASKOFDM_D;
+
+ for (i = 0; i < OFDM_TABLE_SIZE_92D; 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);
+ ele_d &= MASKOFDM_D;
+
+ for (i = 0; i < OFDM_TABLE_SIZE_92D; 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 reg 0x%x = 0x%lx, ofdm_index = 0x%x\n",
+ ROFDM0_XBTXIQIMBALANCE, ele_d,
+ ofdm_index_old[1]);
+ break;
+ }
+ }
+ }
+
+ if (rtlhal->current_bandtype == BAND_ON_2_4G) {
+ rtl92d_bandtype_2_4G(hw, &temp_cck, &cck_index_old);
+ } else {
+ temp_cck = 0x090e1317;
+ cck_index_old = 12;
+ }
+
+ if (!dm->thermalvalue) {
+ dm->thermalvalue = rtlefuse->eeprom_thermalmeter;
+ dm->thermalvalue_lck = thermalvalue;
+ dm->thermalvalue_iqk = thermalvalue;
+ dm->thermalvalue_rxgain = rtlefuse->eeprom_thermalmeter;
+
+ for (i = 0; i < rf; i++)
+ dm->ofdm_index[i] = ofdm_index_old[i];
+
+ dm->cck_index = cck_index_old;
+ }
+
+ if (rtlhal->reloadtxpowerindex) {
+ for (i = 0; i < rf; i++)
+ dm->ofdm_index[i] = ofdm_index_old[i];
+
+ dm->cck_index = cck_index_old;
+
+ rtl_dbg(rtlpriv, COMP_POWER_TRACKING, DBG_LOUD,
+ "reload ofdm index for band switch\n");
+ }
+
+old_index_done:
+ for (i = 0; i < rf; i++)
+ ofdm_index[i] = dm->ofdm_index[i];
+
+ dm->thermalvalue_avg[dm->thermalvalue_avg_index] = thermalvalue;
+ dm->thermalvalue_avg_index++;
+
+ if (dm->thermalvalue_avg_index == AVG_THERMAL_NUM)
+ dm->thermalvalue_avg_index = 0;
+
+ for (i = 0; i < AVG_THERMAL_NUM; i++) {
+ if (dm->thermalvalue_avg[i]) {
+ thermalvalue_avg += dm->thermalvalue_avg[i];
+ thermalvalue_avg_count++;
+ }
+ }
+
+ if (thermalvalue_avg_count)
+ thermalvalue = (u8)(thermalvalue_avg / thermalvalue_avg_count);
+
+ if (rtlhal->reloadtxpowerindex) {
+ delta = abs_diff(thermalvalue, rtlefuse->eeprom_thermalmeter);
+ rtlhal->reloadtxpowerindex = false;
+ dm->done_txpower = false;
+ } else if (dm->done_txpower) {
+ delta = abs_diff(thermalvalue, dm->thermalvalue);
+ } else {
+ delta = abs_diff(thermalvalue, rtlefuse->eeprom_thermalmeter);
+ }
+
+ delta_lck = abs_diff(thermalvalue, dm->thermalvalue_lck);
+ delta_iqk = abs_diff(thermalvalue, dm->thermalvalue_iqk);
+ delta_rxgain = abs_diff(thermalvalue, dm->thermalvalue_rxgain);
+
+ 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, dm->thermalvalue, rtlefuse->eeprom_thermalmeter,
+ delta, delta_lck, delta_iqk);
+
+ if (delta_lck > rtlefuse->delta_lck && rtlefuse->delta_lck != 0) {
+ dm->thermalvalue_lck = thermalvalue;
+ rtlpriv->cfg->ops->phy_lc_calibrate(hw, is2t);
+ }
+
+ if (delta == 0 || !dm->txpower_track_control)
+ goto check_delta;
+
+ dm->done_txpower = true;
+ delta = abs_diff(thermalvalue, rtlefuse->eeprom_thermalmeter);
+
+ if (rtlhal->current_bandtype == BAND_ON_2_4G) {
+ offset = 4;
+ if (delta > INDEX_MAPPING_NUM - 1)
+ index = index_mapping[offset][INDEX_MAPPING_NUM - 1];
+ else
+ index = index_mapping[offset][delta];
+
+ if (thermalvalue > dm->thermalvalue) {
+ for (i = 0; i < rf; i++)
+ ofdm_index[i] -= delta;
+
+ cck_index -= delta;
+ } else {
+ for (i = 0; i < rf; i++)
+ ofdm_index[i] += index;
+
+ cck_index += index;
+ }
+ } else if (rtlhal->current_bandtype == BAND_ON_5G) {
+ rtl92d_bandtype_5G(rtlhal, ofdm_index, &internal_pa,
+ thermalvalue, delta, rf, rtlefuse, rtlpriv,
+ rtlphy, index_mapping,
+ index_mapping_internal_pa);
+ }
+
+ 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",
+ dm->ofdm_index[0], dm->ofdm_index[1], dm->cck_index);
+ } else {
+ rtl_dbg(rtlpriv, COMP_POWER_TRACKING, DBG_LOUD,
+ "temp OFDM_A_index=0x%x, cck_index = 0x%x\n",
+ dm->ofdm_index[0], dm->cck_index);
+ }
+
+ for (i = 0; i < rf; i++) {
+ if (ofdm_index[i] > OFDM_TABLE_SIZE_92D - 1) {
+ ofdm_index[i] = OFDM_TABLE_SIZE_92D - 1;
+ } else if (internal_pa ||
+ rtlhal->current_bandtype == BAND_ON_2_4G) {
+ if (ofdm_index[i] < ofdm_min_index_internal_pa)
+ ofdm_index[i] = ofdm_min_index_internal_pa;
+ } else if (ofdm_index[i] < ofdm_min_index) {
+ ofdm_index[i] = ofdm_min_index;
+ }
+ }
+
+ if (rtlhal->current_bandtype == BAND_ON_2_4G) {
+ 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);
+ }
+
+ ele_d = (ofdmswing_table[ofdm_index[0]] & 0xFFC00000) >> 22;
+ val_x = rtlphy->iqk_matrix[indexforchannel].value[0][0];
+ val_y = rtlphy->iqk_matrix[indexforchannel].value[0][1];
+
+ if (val_x != 0) {
+ if ((val_x & 0x00000200) != 0)
+ val_x = val_x | 0xFFFFFC00;
+ ele_a = ((val_x * ele_d) >> 8) & 0x000003FF;
+
+ /* new element C = element D x Y */
+ if ((val_y & 0x00000200) != 0)
+ val_y = val_y | 0xFFFFFC00;
+ ele_c = ((val_y * ele_d) >> 8) & 0x000003FF;
+
+ /* write new elements A, C, D to regC80 and
+ * regC94, element B is always 0
+ */
+ 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(24), 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(24), 0x00);
+ }
+
+ rtl_dbg(rtlpriv, COMP_POWER_TRACKING, DBG_LOUD,
+ "TxPwrTracking for interface %d path A: X = 0x%lx, Y = 0x%lx ele_A = 0x%lx ele_C = 0x%lx ele_D = 0x%lx 0xe94 = 0x%lx 0xe9c = 0x%lx\n",
+ rtlhal->interfaceindex,
+ val_x, val_y, ele_a, ele_c, ele_d,
+ val_x, val_y);
+
+ if (rtlhal->current_bandtype == BAND_ON_2_4G) {
+ /* Adjust CCK according to IQK result */
+ for (i = 0; i < 8; i++) {
+ if (dm->cck_inch14)
+ swing = cckswing_table_ch14[cck_index][i];
+ else
+ swing = cckswing_table_ch1ch13[cck_index][i];
+
+ rtl_write_byte(rtlpriv, 0xa22 + i, swing);
+ }
+ }
+
+ if (is2t) {
+ ele_d = (ofdmswing_table[ofdm_index[1]] & 0xFFC00000) >> 22;
+ val_x = rtlphy->iqk_matrix[indexforchannel].value[0][4];
+ val_y = rtlphy->iqk_matrix[indexforchannel].value[0][5];
+
+ if (val_x != 0) {
+ if ((val_x & 0x00000200) != 0)
+ /* consider minus */
+ val_x = val_x | 0xFFFFFC00;
+ ele_a = ((val_x * ele_d) >> 8) & 0x000003FF;
+
+ /* new element C = element D x Y */
+ if ((val_y & 0x00000200) != 0)
+ val_y = val_y | 0xFFFFFC00;
+ ele_c = ((val_y * ele_d) >> 8) & 0x00003FF;
+
+ /* write new elements A, C, D to regC88
+ * and regC9C, element B is always 0
+ */
+ 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(28), 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(28), 0x00);
+ }
+
+ rtl_dbg(rtlpriv, COMP_POWER_TRACKING, DBG_LOUD,
+ "TxPwrTracking path B: X = 0x%lx, Y = 0x%lx ele_A = 0x%lx ele_C = 0x%lx ele_D = 0x%lx 0xeb4 = 0x%lx 0xebc = 0x%lx\n",
+ val_x, val_y, ele_a, ele_c, ele_d, val_x, val_y);
+ }
+
+ rtl_dbg(rtlpriv, COMP_POWER_TRACKING, DBG_LOUD,
+ "TxPwrTracking 0xc80 = 0x%x, 0xc94 = 0x%x RF 0x24 = 0x%x\n",
+ rtl_get_bbreg(hw, 0xc80, MASKDWORD),
+ rtl_get_bbreg(hw, 0xc94, MASKDWORD),
+ rtl_get_rfreg(hw, RF90_PATH_A, 0x24, RFREG_OFFSET_MASK));
+
+check_delta:
+ if (delta_iqk > rtlefuse->delta_iqk && rtlefuse->delta_iqk != 0) {
+ rtl92d_phy_reset_iqk_result(hw);
+ dm->thermalvalue_iqk = thermalvalue;
+ rtlpriv->cfg->ops->phy_iq_calibrate(hw);
+ }
+
+ if (delta_rxgain > 0 && rtlhal->current_bandtype == BAND_ON_5G &&
+ thermalvalue <= rtlefuse->eeprom_thermalmeter) {
+ dm->thermalvalue_rxgain = thermalvalue;
+ rtl92d_dm_rxgain_tracking_thermalmeter(hw);
+ }
+
+ if (dm->txpower_track_control)
+ dm->thermalvalue = thermalvalue;
+
+exit:
+ rtl_dbg(rtlpriv, COMP_POWER_TRACKING, DBG_LOUD, "<===\n");
+}
+
+void rtl92d_dm_initialize_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.txpower_track_control = true;
+ rtl_dbg(rtlpriv, COMP_POWER_TRACKING, DBG_LOUD,
+ "pMgntInfo->txpower_tracking = %d\n",
+ rtlpriv->dm.txpower_tracking);
+}
+EXPORT_SYMBOL_GPL(rtl92d_dm_initialize_txpower_tracking);
+
+void rtl92d_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, BIT(17) |
+ BIT(16), 0x03);
+ rtl_dbg(rtlpriv, COMP_POWER_TRACKING, DBG_LOUD,
+ "Trigger 92S Thermal Meter!!\n");
+ rtlpriv->dm.tm_trigger = 1;
+ } else {
+ rtl_dbg(rtlpriv, COMP_POWER_TRACKING, DBG_LOUD,
+ "Schedule TxPowerTracking direct call!!\n");
+ rtl92d_dm_txpower_tracking_callback_thermalmeter(hw);
+ rtlpriv->dm.tm_trigger = 0;
+ }
+}
+EXPORT_SYMBOL_GPL(rtl92d_dm_check_txpower_tracking_thermal_meter);
+
+void rtl92d_dm_false_alarm_counter_statistics(struct ieee80211_hw *hw)
+{
+ struct rtl_priv *rtlpriv = rtl_priv(hw);
+ struct false_alarm_statistics *falsealm_cnt = &rtlpriv->falsealm_cnt;
+ unsigned long flag = 0;
+ u32 ret_value;
+
+ /* hold ofdm counter */
+ rtl_set_bbreg(hw, ROFDM0_LSTF, BIT(31), 1); /* hold page C counter */
+ rtl_set_bbreg(hw, ROFDM1_LSTF, BIT(31), 1); /* hold page D counter */
+
+ 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_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;
+
+ if (rtlpriv->rtlhal.current_bandtype != BAND_ON_5G) {
+ rtl92d_acquire_cckandrw_pagea_ctl(hw, &flag);
+ 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;
+ rtl92d_release_cckandrw_pagea_ctl(hw, &flag);
+ } else {
+ falsealm_cnt->cnt_cck_fail = 0;
+ }
+
+ falsealm_cnt->cnt_all = falsealm_cnt->cnt_ofdm_fail +
+ falsealm_cnt->cnt_cck_fail;
+
+ /* reset false alarm counter registers */
+ rtl_set_bbreg(hw, ROFDM1_LSTF, 0x08000000, 1);
+ rtl_set_bbreg(hw, ROFDM1_LSTF, 0x08000000, 0);
+
+ /* update ofdm counter */
+ rtl_set_bbreg(hw, ROFDM0_LSTF, BIT(31), 0); /* update page C counter */
+ rtl_set_bbreg(hw, ROFDM1_LSTF, BIT(31), 0); /* update page D counter */
+
+ if (rtlpriv->rtlhal.current_bandtype != BAND_ON_5G) {
+ /* reset cck counter */
+ rtl92d_acquire_cckandrw_pagea_ctl(hw, &flag);
+ rtl_set_bbreg(hw, RCCK0_FALSEALARMREPORT, 0x0000c000, 0);
+ /* enable cck counter */
+ rtl_set_bbreg(hw, RCCK0_FALSEALARMREPORT, 0x0000c000, 2);
+ rtl92d_release_cckandrw_pagea_ctl(hw, &flag);
+ }
+
+ rtl_dbg(rtlpriv, COMP_DIG, DBG_LOUD,
+ "Cnt_Fast_Fsync_fail = %x, Cnt_SB_Search_fail = %x\n",
+ falsealm_cnt->cnt_fast_fsync_fail,
+ falsealm_cnt->cnt_sb_search_fail);
+
+ rtl_dbg(rtlpriv, COMP_DIG, DBG_LOUD,
+ "Cnt_Parity_Fail = %x, Cnt_Rate_Illegal = %x, Cnt_Crc8_fail = %x, Cnt_Mcs_fail = %x\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_LOUD,
+ "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);
+}
+EXPORT_SYMBOL_GPL(rtl92d_dm_false_alarm_counter_statistics);
+
+void rtl92d_dm_find_minimum_rssi(struct ieee80211_hw *hw)
+{
+ struct rtl_priv *rtlpriv = rtl_priv(hw);
+ struct dig_t *de_digtable = &rtlpriv->dm_digtable;
+ struct rtl_mac *mac = rtl_mac(rtlpriv);
+
+ /* Determine the minimum RSSI */
+ if (mac->link_state < MAC80211_LINKED &&
+ rtlpriv->dm.entry_min_undec_sm_pwdb == 0) {
+ de_digtable->min_undec_pwdb_for_dm = 0;
+ rtl_dbg(rtlpriv, COMP_BB_POWERSAVING, DBG_LOUD,
+ "Not connected to any\n");
+ }
+ if (mac->link_state >= MAC80211_LINKED) {
+ if (mac->opmode == NL80211_IFTYPE_AP ||
+ mac->opmode == NL80211_IFTYPE_ADHOC) {
+ de_digtable->min_undec_pwdb_for_dm =
+ rtlpriv->dm.entry_min_undec_sm_pwdb;
+ rtl_dbg(rtlpriv, COMP_BB_POWERSAVING, DBG_LOUD,
+ "AP Client PWDB = 0x%lx\n",
+ rtlpriv->dm.entry_min_undec_sm_pwdb);
+ } else {
+ de_digtable->min_undec_pwdb_for_dm =
+ rtlpriv->dm.undec_sm_pwdb;
+ rtl_dbg(rtlpriv, COMP_BB_POWERSAVING, DBG_LOUD,
+ "STA Default Port PWDB = 0x%x\n",
+ de_digtable->min_undec_pwdb_for_dm);
+ }
+ } else {
+ de_digtable->min_undec_pwdb_for_dm =
+ rtlpriv->dm.entry_min_undec_sm_pwdb;
+ rtl_dbg(rtlpriv, COMP_BB_POWERSAVING, DBG_LOUD,
+ "AP Ext Port or disconnect PWDB = 0x%x\n",
+ de_digtable->min_undec_pwdb_for_dm);
+ }
+
+ rtl_dbg(rtlpriv, COMP_DIG, DBG_LOUD, "MinUndecoratedPWDBForDM =%d\n",
+ de_digtable->min_undec_pwdb_for_dm);
+}
+EXPORT_SYMBOL_GPL(rtl92d_dm_find_minimum_rssi);
+
+static void rtl92d_dm_cck_packet_detection_thresh(struct ieee80211_hw *hw)
+{
+ struct rtl_priv *rtlpriv = rtl_priv(hw);
+ struct dig_t *de_digtable = &rtlpriv->dm_digtable;
+ unsigned long flag = 0;
+
+ if (de_digtable->cursta_cstate == DIG_STA_CONNECT) {
+ if (de_digtable->pre_cck_pd_state == CCK_PD_STAGE_LOWRSSI) {
+ if (de_digtable->min_undec_pwdb_for_dm <= 25)
+ de_digtable->cur_cck_pd_state =
+ CCK_PD_STAGE_LOWRSSI;
+ else
+ de_digtable->cur_cck_pd_state =
+ CCK_PD_STAGE_HIGHRSSI;
+ } else {
+ if (de_digtable->min_undec_pwdb_for_dm <= 20)
+ de_digtable->cur_cck_pd_state =
+ CCK_PD_STAGE_LOWRSSI;
+ else
+ de_digtable->cur_cck_pd_state =
+ CCK_PD_STAGE_HIGHRSSI;
+ }
+ } else {
+ de_digtable->cur_cck_pd_state = CCK_PD_STAGE_LOWRSSI;
+ }
+ if (de_digtable->pre_cck_pd_state != de_digtable->cur_cck_pd_state) {
+ if (de_digtable->cur_cck_pd_state == CCK_PD_STAGE_LOWRSSI) {
+ rtl92d_acquire_cckandrw_pagea_ctl(hw, &flag);
+ rtl_set_bbreg(hw, RCCK0_CCA, MASKBYTE2, 0x83);
+ rtl92d_release_cckandrw_pagea_ctl(hw, &flag);
+ } else {
+ rtl92d_acquire_cckandrw_pagea_ctl(hw, &flag);
+ rtl_set_bbreg(hw, RCCK0_CCA, MASKBYTE2, 0xcd);
+ rtl92d_release_cckandrw_pagea_ctl(hw, &flag);
+ }
+ de_digtable->pre_cck_pd_state = de_digtable->cur_cck_pd_state;
+ }
+ rtl_dbg(rtlpriv, COMP_DIG, DBG_LOUD, "CurSTAConnectState=%s\n",
+ de_digtable->cursta_cstate == DIG_STA_CONNECT ?
+ "DIG_STA_CONNECT " : "DIG_STA_DISCONNECT");
+ rtl_dbg(rtlpriv, COMP_DIG, DBG_LOUD, "CCKPDStage=%s\n",
+ de_digtable->cur_cck_pd_state == CCK_PD_STAGE_LOWRSSI ?
+ "Low RSSI " : "High RSSI ");
+ rtl_dbg(rtlpriv, COMP_DIG, DBG_LOUD, "is92d single phy =%x\n",
+ IS_92D_SINGLEPHY(rtlpriv->rtlhal.version));
+}
+
+void rtl92d_dm_write_dig(struct ieee80211_hw *hw)
+{
+ struct rtl_priv *rtlpriv = rtl_priv(hw);
+ struct dig_t *de_digtable = &rtlpriv->dm_digtable;
+
+ rtl_dbg(rtlpriv, COMP_DIG, DBG_LOUD,
+ "cur_igvalue = 0x%x, pre_igvalue = 0x%x, back_val = %d\n",
+ de_digtable->cur_igvalue, de_digtable->pre_igvalue,
+ de_digtable->back_val);
+ if (!de_digtable->dig_enable_flag) {
+ rtl_dbg(rtlpriv, COMP_DIG, DBG_LOUD, "DIG is disabled\n");
+ de_digtable->pre_igvalue = 0x17;
+ return;
+ }
+ if (de_digtable->pre_igvalue != de_digtable->cur_igvalue) {
+ rtl_set_bbreg(hw, ROFDM0_XAAGCCORE1, 0x7f,
+ de_digtable->cur_igvalue);
+ rtl_set_bbreg(hw, ROFDM0_XBAGCCORE1, 0x7f,
+ de_digtable->cur_igvalue);
+ de_digtable->pre_igvalue = de_digtable->cur_igvalue;
+ }
+}
+EXPORT_SYMBOL_GPL(rtl92d_dm_write_dig);
+
+static void rtl92d_early_mode_enabled(struct rtl_priv *rtlpriv)
+{
+ struct dig_t *de_digtable = &rtlpriv->dm_digtable;
+
+ if (rtlpriv->mac80211.link_state >= MAC80211_LINKED &&
+ rtlpriv->mac80211.vendor == PEER_CISCO) {
+ rtl_dbg(rtlpriv, COMP_DIG, DBG_LOUD, "IOT_PEER = CISCO\n");
+ if (de_digtable->last_min_undec_pwdb_for_dm >= 50 &&
+ de_digtable->min_undec_pwdb_for_dm < 50) {
+ rtl_write_byte(rtlpriv, REG_EARLY_MODE_CONTROL, 0x00);
+ rtl_dbg(rtlpriv, COMP_DIG, DBG_LOUD,
+ "Early Mode Off\n");
+ } else if (de_digtable->last_min_undec_pwdb_for_dm <= 55 &&
+ de_digtable->min_undec_pwdb_for_dm > 55) {
+ rtl_write_byte(rtlpriv, REG_EARLY_MODE_CONTROL, 0x0f);
+ rtl_dbg(rtlpriv, COMP_DIG, DBG_LOUD,
+ "Early Mode On\n");
+ }
+ } else if (!(rtl_read_byte(rtlpriv, REG_EARLY_MODE_CONTROL) & 0xf)) {
+ rtl_write_byte(rtlpriv, REG_EARLY_MODE_CONTROL, 0x0f);
+ rtl_dbg(rtlpriv, COMP_DIG, DBG_LOUD, "Early Mode On\n");
+ }
+}
+
+void rtl92d_dm_dig(struct ieee80211_hw *hw)
+{
+ struct rtl_priv *rtlpriv = rtl_priv(hw);
+ struct dig_t *de_digtable = &rtlpriv->dm_digtable;
+ u8 value_igi = de_digtable->cur_igvalue;
+ struct false_alarm_statistics *falsealm_cnt = &rtlpriv->falsealm_cnt;
+
+ rtl_dbg(rtlpriv, COMP_DIG, DBG_LOUD, "==>\n");
+ if (rtlpriv->rtlhal.earlymode_enable) {
+ rtl92d_early_mode_enabled(rtlpriv);
+ de_digtable->last_min_undec_pwdb_for_dm =
+ de_digtable->min_undec_pwdb_for_dm;
+ }
+ if (!rtlpriv->dm.dm_initialgain_enable)
+ return;
+
+ /* because we will send data pkt when scanning
+ * this will cause some ap like gear-3700 wep TP
+ * lower if we return here, this is the diff of
+ * mac80211 driver vs ieee80211 driver
+ */
+ /* if (rtlpriv->mac80211.act_scanning)
+ * return;
+ */
+
+ /* Not STA mode return tmp */
+ if (rtlpriv->mac80211.opmode != NL80211_IFTYPE_STATION)
+ return;
+ rtl_dbg(rtlpriv, COMP_DIG, DBG_LOUD, "progress\n");
+ /* Decide the current status and if modify initial gain or not */
+ if (rtlpriv->mac80211.link_state >= MAC80211_LINKED)
+ de_digtable->cursta_cstate = DIG_STA_CONNECT;
+ else
+ de_digtable->cursta_cstate = DIG_STA_DISCONNECT;
+
+ /* adjust initial gain according to false alarm counter */
+ if (falsealm_cnt->cnt_all < DM_DIG_FA_TH0)
+ value_igi--;
+ else if (falsealm_cnt->cnt_all < DM_DIG_FA_TH1)
+ value_igi += 0;
+ else if (falsealm_cnt->cnt_all < DM_DIG_FA_TH2)
+ value_igi++;
+ else if (falsealm_cnt->cnt_all >= DM_DIG_FA_TH2)
+ value_igi += 2;
+ rtl_dbg(rtlpriv, COMP_DIG, DBG_LOUD,
+ "dm_DIG() Before: large_fa_hit=%d, forbidden_igi=%x\n",
+ de_digtable->large_fa_hit, de_digtable->forbidden_igi);
+ rtl_dbg(rtlpriv, COMP_DIG, DBG_LOUD,
+ "dm_DIG() Before: Recover_cnt=%d, rx_gain_min=%x\n",
+ de_digtable->recover_cnt, de_digtable->rx_gain_min);
+
+ /* deal with abnormally large false alarm */
+ if (falsealm_cnt->cnt_all > 10000) {
+ rtl_dbg(rtlpriv, COMP_DIG, DBG_LOUD,
+ "dm_DIG(): Abnormally false alarm case\n");
+
+ de_digtable->large_fa_hit++;
+ if (de_digtable->forbidden_igi < de_digtable->cur_igvalue) {
+ de_digtable->forbidden_igi = de_digtable->cur_igvalue;
+ de_digtable->large_fa_hit = 1;
+ }
+ if (de_digtable->large_fa_hit >= 3) {
+ if ((de_digtable->forbidden_igi + 1) > DM_DIG_MAX)
+ de_digtable->rx_gain_min = DM_DIG_MAX;
+ else
+ de_digtable->rx_gain_min =
+ (de_digtable->forbidden_igi + 1);
+ de_digtable->recover_cnt = 3600; /* 3600=2hr */
+ }
+ } else {
+ /* Recovery mechanism for IGI lower bound */
+ if (de_digtable->recover_cnt != 0) {
+ de_digtable->recover_cnt--;
+ } else {
+ if (de_digtable->large_fa_hit == 0) {
+ if ((de_digtable->forbidden_igi - 1) <
+ DM_DIG_FA_LOWER) {
+ de_digtable->forbidden_igi =
+ DM_DIG_FA_LOWER;
+ de_digtable->rx_gain_min =
+ DM_DIG_FA_LOWER;
+
+ } else {
+ de_digtable->forbidden_igi--;
+ de_digtable->rx_gain_min =
+ (de_digtable->forbidden_igi + 1);
+ }
+ } else if (de_digtable->large_fa_hit == 3) {
+ de_digtable->large_fa_hit = 0;
+ }
+ }
+ }
+ rtl_dbg(rtlpriv, COMP_DIG, DBG_LOUD,
+ "dm_DIG() After: large_fa_hit=%d, forbidden_igi=%x\n",
+ de_digtable->large_fa_hit, de_digtable->forbidden_igi);
+ rtl_dbg(rtlpriv, COMP_DIG, DBG_LOUD,
+ "dm_DIG() After: recover_cnt=%d, rx_gain_min=%x\n",
+ de_digtable->recover_cnt, de_digtable->rx_gain_min);
+
+ if (value_igi > DM_DIG_MAX)
+ value_igi = DM_DIG_MAX;
+ else if (value_igi < de_digtable->rx_gain_min)
+ value_igi = de_digtable->rx_gain_min;
+ de_digtable->cur_igvalue = value_igi;
+ rtl92d_dm_write_dig(hw);
+ if (rtlpriv->rtlhal.current_bandtype != BAND_ON_5G)
+ rtl92d_dm_cck_packet_detection_thresh(hw);
+ rtl_dbg(rtlpriv, COMP_DIG, DBG_LOUD, "<<==\n");
+}
+EXPORT_SYMBOL_GPL(rtl92d_dm_dig);
+
+void rtl92d_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_GPL(rtl92d_dm_init_edca_turbo);
+
+void rtl92d_dm_check_edca_turbo(struct ieee80211_hw *hw)
+{
+ struct rtl_priv *rtlpriv = rtl_priv(hw);
+ struct rtl_mac *mac = rtl_mac(rtl_priv(hw));
+ const u32 edca_be_ul = 0x5ea42b;
+ const u32 edca_be_dl = 0x5ea42b;
+ static u64 last_txok_cnt;
+ static u64 last_rxok_cnt;
+ u64 cur_txok_cnt;
+ u64 cur_rxok_cnt;
+
+ if (mac->link_state != MAC80211_LINKED) {
+ rtlpriv->dm.current_turbo_edca = false;
+ goto exit;
+ }
+
+ if (!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;
+ }
+ }
+
+exit:
+ rtlpriv->dm.is_any_nonbepkts = false;
+ last_txok_cnt = rtlpriv->stats.txbytesunicast;
+ last_rxok_cnt = rtlpriv->stats.rxbytesunicast;
+}
+EXPORT_SYMBOL_GPL(rtl92d_dm_check_edca_turbo);
+
+void rtl92d_dm_init_rate_adaptive_mask(struct ieee80211_hw *hw)
+{
+ struct rtl_priv *rtlpriv = rtl_priv(hw);
+ struct rate_adaptive *ra = &rtlpriv->ra;
+
+ ra->ratr_state = DM_RATR_STA_INIT;
+ 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_GPL(rtl92d_dm_init_rate_adaptive_mask);