summaryrefslogtreecommitdiff
path: root/drivers/net/wireless/rtlwifi/rtl8192c/dm_common.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/net/wireless/rtlwifi/rtl8192c/dm_common.c')
-rw-r--r--drivers/net/wireless/rtlwifi/rtl8192c/dm_common.c1398
1 files changed, 1398 insertions, 0 deletions
diff --git a/drivers/net/wireless/rtlwifi/rtl8192c/dm_common.c b/drivers/net/wireless/rtlwifi/rtl8192c/dm_common.c
new file mode 100644
index 000000000000..bb023274414c
--- /dev/null
+++ b/drivers/net/wireless/rtlwifi/rtl8192c/dm_common.c
@@ -0,0 +1,1398 @@
+/******************************************************************************
+ *
+ * Copyright(c) 2009-2010 Realtek Corporation.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of version 2 of the GNU General Public License as
+ * published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
+ * more details.
+ *
+ * You should have received a copy of the GNU General Public License along with
+ * this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110, USA
+ *
+ * The full GNU General Public License is included in this distribution in the
+ * file called LICENSE.
+ *
+ * Contact Information:
+ * wlanfae <wlanfae@realtek.com>
+ * Realtek Corporation, No. 2, Innovation Road II, Hsinchu Science Park,
+ * Hsinchu 300, Taiwan.
+ *
+ * Larry Finger <Larry.Finger@lwfinger.net>
+ *
+ *****************************************************************************/
+
+#include "dm_common.h"
+
+struct dig_t dm_digtable;
+static struct ps_t dm_pstable;
+
+static const u32 ofdmswing_table[OFDM_TABLE_SIZE] = {
+ 0x7f8001fe,
+ 0x788001e2,
+ 0x71c001c7,
+ 0x6b8001ae,
+ 0x65400195,
+ 0x5fc0017f,
+ 0x5a400169,
+ 0x55400155,
+ 0x50800142,
+ 0x4c000130,
+ 0x47c0011f,
+ 0x43c0010f,
+ 0x40000100,
+ 0x3c8000f2,
+ 0x390000e4,
+ 0x35c000d7,
+ 0x32c000cb,
+ 0x300000c0,
+ 0x2d4000b5,
+ 0x2ac000ab,
+ 0x288000a2,
+ 0x26000098,
+ 0x24000090,
+ 0x22000088,
+ 0x20000080,
+ 0x1e400079,
+ 0x1c800072,
+ 0x1b00006c,
+ 0x19800066,
+ 0x18000060,
+ 0x16c0005b,
+ 0x15800056,
+ 0x14400051,
+ 0x1300004c,
+ 0x12000048,
+ 0x11000044,
+ 0x10000040,
+};
+
+static const u8 cckswing_table_ch1ch13[CCK_TABLE_SIZE][8] = {
+ {0x36, 0x35, 0x2e, 0x25, 0x1c, 0x12, 0x09, 0x04},
+ {0x33, 0x32, 0x2b, 0x23, 0x1a, 0x11, 0x08, 0x04},
+ {0x30, 0x2f, 0x29, 0x21, 0x19, 0x10, 0x08, 0x03},
+ {0x2d, 0x2d, 0x27, 0x1f, 0x18, 0x0f, 0x08, 0x03},
+ {0x2b, 0x2a, 0x25, 0x1e, 0x16, 0x0e, 0x07, 0x03},
+ {0x28, 0x28, 0x22, 0x1c, 0x15, 0x0d, 0x07, 0x03},
+ {0x26, 0x25, 0x21, 0x1b, 0x14, 0x0d, 0x06, 0x03},
+ {0x24, 0x23, 0x1f, 0x19, 0x13, 0x0c, 0x06, 0x03},
+ {0x22, 0x21, 0x1d, 0x18, 0x11, 0x0b, 0x06, 0x02},
+ {0x20, 0x20, 0x1b, 0x16, 0x11, 0x08, 0x05, 0x02},
+ {0x1f, 0x1e, 0x1a, 0x15, 0x10, 0x0a, 0x05, 0x02},
+ {0x1d, 0x1c, 0x18, 0x14, 0x0f, 0x0a, 0x05, 0x02},
+ {0x1b, 0x1a, 0x17, 0x13, 0x0e, 0x09, 0x04, 0x02},
+ {0x1a, 0x19, 0x16, 0x12, 0x0d, 0x09, 0x04, 0x02},
+ {0x18, 0x17, 0x15, 0x11, 0x0c, 0x08, 0x04, 0x02},
+ {0x17, 0x16, 0x13, 0x10, 0x0c, 0x08, 0x04, 0x02},
+ {0x16, 0x15, 0x12, 0x0f, 0x0b, 0x07, 0x04, 0x01},
+ {0x14, 0x14, 0x11, 0x0e, 0x0b, 0x07, 0x03, 0x02},
+ {0x13, 0x13, 0x10, 0x0d, 0x0a, 0x06, 0x03, 0x01},
+ {0x12, 0x12, 0x0f, 0x0c, 0x09, 0x06, 0x03, 0x01},
+ {0x11, 0x11, 0x0f, 0x0c, 0x09, 0x06, 0x03, 0x01},
+ {0x10, 0x10, 0x0e, 0x0b, 0x08, 0x05, 0x03, 0x01},
+ {0x0f, 0x0f, 0x0d, 0x0b, 0x08, 0x05, 0x03, 0x01},
+ {0x0e, 0x0e, 0x0c, 0x0a, 0x08, 0x05, 0x02, 0x01},
+ {0x0d, 0x0d, 0x0c, 0x0a, 0x07, 0x05, 0x02, 0x01},
+ {0x0d, 0x0c, 0x0b, 0x09, 0x07, 0x04, 0x02, 0x01},
+ {0x0c, 0x0c, 0x0a, 0x09, 0x06, 0x04, 0x02, 0x01},
+ {0x0b, 0x0b, 0x0a, 0x08, 0x06, 0x04, 0x02, 0x01},
+ {0x0b, 0x0a, 0x09, 0x08, 0x06, 0x04, 0x02, 0x01},
+ {0x0a, 0x0a, 0x09, 0x07, 0x05, 0x03, 0x02, 0x01},
+ {0x0a, 0x09, 0x08, 0x07, 0x05, 0x03, 0x02, 0x01},
+ {0x09, 0x09, 0x08, 0x06, 0x05, 0x03, 0x01, 0x01},
+ {0x09, 0x08, 0x07, 0x06, 0x04, 0x03, 0x01, 0x01}
+};
+
+static const u8 cckswing_table_ch14[CCK_TABLE_SIZE][8] = {
+ {0x36, 0x35, 0x2e, 0x1b, 0x00, 0x00, 0x00, 0x00},
+ {0x33, 0x32, 0x2b, 0x19, 0x00, 0x00, 0x00, 0x00},
+ {0x30, 0x2f, 0x29, 0x18, 0x00, 0x00, 0x00, 0x00},
+ {0x2d, 0x2d, 0x17, 0x17, 0x00, 0x00, 0x00, 0x00},
+ {0x2b, 0x2a, 0x25, 0x15, 0x00, 0x00, 0x00, 0x00},
+ {0x28, 0x28, 0x24, 0x14, 0x00, 0x00, 0x00, 0x00},
+ {0x26, 0x25, 0x21, 0x13, 0x00, 0x00, 0x00, 0x00},
+ {0x24, 0x23, 0x1f, 0x12, 0x00, 0x00, 0x00, 0x00},
+ {0x22, 0x21, 0x1d, 0x11, 0x00, 0x00, 0x00, 0x00},
+ {0x20, 0x20, 0x1b, 0x10, 0x00, 0x00, 0x00, 0x00},
+ {0x1f, 0x1e, 0x1a, 0x0f, 0x00, 0x00, 0x00, 0x00},
+ {0x1d, 0x1c, 0x18, 0x0e, 0x00, 0x00, 0x00, 0x00},
+ {0x1b, 0x1a, 0x17, 0x0e, 0x00, 0x00, 0x00, 0x00},
+ {0x1a, 0x19, 0x16, 0x0d, 0x00, 0x00, 0x00, 0x00},
+ {0x18, 0x17, 0x15, 0x0c, 0x00, 0x00, 0x00, 0x00},
+ {0x17, 0x16, 0x13, 0x0b, 0x00, 0x00, 0x00, 0x00},
+ {0x16, 0x15, 0x12, 0x0b, 0x00, 0x00, 0x00, 0x00},
+ {0x14, 0x14, 0x11, 0x0a, 0x00, 0x00, 0x00, 0x00},
+ {0x13, 0x13, 0x10, 0x0a, 0x00, 0x00, 0x00, 0x00},
+ {0x12, 0x12, 0x0f, 0x09, 0x00, 0x00, 0x00, 0x00},
+ {0x11, 0x11, 0x0f, 0x09, 0x00, 0x00, 0x00, 0x00},
+ {0x10, 0x10, 0x0e, 0x08, 0x00, 0x00, 0x00, 0x00},
+ {0x0f, 0x0f, 0x0d, 0x08, 0x00, 0x00, 0x00, 0x00},
+ {0x0e, 0x0e, 0x0c, 0x07, 0x00, 0x00, 0x00, 0x00},
+ {0x0d, 0x0d, 0x0c, 0x07, 0x00, 0x00, 0x00, 0x00},
+ {0x0d, 0x0c, 0x0b, 0x06, 0x00, 0x00, 0x00, 0x00},
+ {0x0c, 0x0c, 0x0a, 0x06, 0x00, 0x00, 0x00, 0x00},
+ {0x0b, 0x0b, 0x0a, 0x06, 0x00, 0x00, 0x00, 0x00},
+ {0x0b, 0x0a, 0x09, 0x05, 0x00, 0x00, 0x00, 0x00},
+ {0x0a, 0x0a, 0x09, 0x05, 0x00, 0x00, 0x00, 0x00},
+ {0x0a, 0x09, 0x08, 0x05, 0x00, 0x00, 0x00, 0x00},
+ {0x09, 0x09, 0x08, 0x05, 0x00, 0x00, 0x00, 0x00},
+ {0x09, 0x08, 0x07, 0x04, 0x00, 0x00, 0x00, 0x00}
+};
+
+static void rtl92c_dm_diginit(struct ieee80211_hw *hw)
+{
+ dm_digtable.dig_enable_flag = true;
+ dm_digtable.dig_ext_port_stage = DIG_EXT_PORT_STAGE_MAX;
+ dm_digtable.cur_igvalue = 0x20;
+ dm_digtable.pre_igvalue = 0x0;
+ dm_digtable.cursta_connectctate = DIG_STA_DISCONNECT;
+ dm_digtable.presta_connectstate = DIG_STA_DISCONNECT;
+ dm_digtable.curmultista_connectstate = DIG_MULTISTA_DISCONNECT;
+ dm_digtable.rssi_lowthresh = DM_DIG_THRESH_LOW;
+ dm_digtable.rssi_highthresh = DM_DIG_THRESH_HIGH;
+ dm_digtable.fa_lowthresh = DM_FALSEALARM_THRESH_LOW;
+ dm_digtable.fa_highthresh = DM_FALSEALARM_THRESH_HIGH;
+ dm_digtable.rx_gain_range_max = DM_DIG_MAX;
+ dm_digtable.rx_gain_range_min = DM_DIG_MIN;
+ dm_digtable.backoff_val = DM_DIG_BACKOFF_DEFAULT;
+ dm_digtable.backoff_val_range_max = DM_DIG_BACKOFF_MAX;
+ dm_digtable.backoff_val_range_min = DM_DIG_BACKOFF_MIN;
+ dm_digtable.pre_cck_pd_state = CCK_PD_STAGE_MAX;
+ dm_digtable.cur_cck_pd_state = CCK_PD_STAGE_MAX;
+}
+
+static u8 rtl92c_dm_initial_gain_min_pwdb(struct ieee80211_hw *hw)
+{
+ struct rtl_priv *rtlpriv = rtl_priv(hw);
+ long rssi_val_min = 0;
+
+ if ((dm_digtable.curmultista_connectstate == DIG_MULTISTA_CONNECT) &&
+ (dm_digtable.cursta_connectctate == DIG_STA_CONNECT)) {
+ if (rtlpriv->dm.entry_min_undecoratedsmoothed_pwdb != 0)
+ rssi_val_min =
+ (rtlpriv->dm.entry_min_undecoratedsmoothed_pwdb >
+ rtlpriv->dm.undecorated_smoothed_pwdb) ?
+ rtlpriv->dm.undecorated_smoothed_pwdb :
+ rtlpriv->dm.entry_min_undecoratedsmoothed_pwdb;
+ else
+ rssi_val_min = rtlpriv->dm.undecorated_smoothed_pwdb;
+ } else if (dm_digtable.cursta_connectctate == DIG_STA_CONNECT ||
+ dm_digtable.cursta_connectctate == DIG_STA_BEFORE_CONNECT) {
+ rssi_val_min = rtlpriv->dm.undecorated_smoothed_pwdb;
+ } else if (dm_digtable.curmultista_connectstate ==
+ DIG_MULTISTA_CONNECT) {
+ rssi_val_min = rtlpriv->dm.entry_min_undecoratedsmoothed_pwdb;
+ }
+
+ return (u8) rssi_val_min;
+}
+
+static void rtl92c_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);
+
+ 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;
+
+ 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;
+ falsealm_cnt->cnt_all = (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);
+
+ rtl_set_bbreg(hw, ROFDM1_LSTF, 0x08000000, 1);
+ rtl_set_bbreg(hw, ROFDM1_LSTF, 0x08000000, 0);
+ rtl_set_bbreg(hw, RCCK0_FALSEALARMREPORT, 0x0000c000, 0);
+ rtl_set_bbreg(hw, RCCK0_FALSEALARMREPORT, 0x0000c000, 2);
+
+ RT_TRACE(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));
+
+ RT_TRACE(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 rtl92c_dm_ctrl_initgain_by_fa(struct ieee80211_hw *hw)
+{
+ struct rtl_priv *rtlpriv = rtl_priv(hw);
+ u8 value_igi = dm_digtable.cur_igvalue;
+
+ if (rtlpriv->falsealm_cnt.cnt_all < DM_DIG_FA_TH0)
+ value_igi--;
+ else if (rtlpriv->falsealm_cnt.cnt_all < DM_DIG_FA_TH1)
+ value_igi += 0;
+ else if (rtlpriv->falsealm_cnt.cnt_all < DM_DIG_FA_TH2)
+ value_igi++;
+ else if (rtlpriv->falsealm_cnt.cnt_all >= DM_DIG_FA_TH2)
+ value_igi += 2;
+ if (value_igi > DM_DIG_FA_UPPER)
+ value_igi = DM_DIG_FA_UPPER;
+ else if (value_igi < DM_DIG_FA_LOWER)
+ value_igi = DM_DIG_FA_LOWER;
+ if (rtlpriv->falsealm_cnt.cnt_all > 10000)
+ value_igi = 0x32;
+
+ dm_digtable.cur_igvalue = value_igi;
+ rtl92c_dm_write_dig(hw);
+}
+
+static void rtl92c_dm_ctrl_initgain_by_rssi(struct ieee80211_hw *hw)
+{
+ struct rtl_priv *rtlpriv = rtl_priv(hw);
+
+ if (rtlpriv->falsealm_cnt.cnt_all > dm_digtable.fa_highthresh) {
+ if ((dm_digtable.backoff_val - 2) <
+ dm_digtable.backoff_val_range_min)
+ dm_digtable.backoff_val =
+ dm_digtable.backoff_val_range_min;
+ else
+ dm_digtable.backoff_val -= 2;
+ } else if (rtlpriv->falsealm_cnt.cnt_all < dm_digtable.fa_lowthresh) {
+ if ((dm_digtable.backoff_val + 2) >
+ dm_digtable.backoff_val_range_max)
+ dm_digtable.backoff_val =
+ dm_digtable.backoff_val_range_max;
+ else
+ dm_digtable.backoff_val += 2;
+ }
+
+ if ((dm_digtable.rssi_val_min + 10 - dm_digtable.backoff_val) >
+ dm_digtable.rx_gain_range_max)
+ dm_digtable.cur_igvalue = dm_digtable.rx_gain_range_max;
+ else if ((dm_digtable.rssi_val_min + 10 -
+ dm_digtable.backoff_val) < dm_digtable.rx_gain_range_min)
+ dm_digtable.cur_igvalue = dm_digtable.rx_gain_range_min;
+ else
+ dm_digtable.cur_igvalue = dm_digtable.rssi_val_min + 10 -
+ dm_digtable.backoff_val;
+
+ RT_TRACE(rtlpriv, COMP_DIG, DBG_TRACE,
+ ("rssi_val_min = %x backoff_val %x\n",
+ dm_digtable.rssi_val_min, dm_digtable.backoff_val));
+
+ rtl92c_dm_write_dig(hw);
+}
+
+static void rtl92c_dm_initial_gain_multi_sta(struct ieee80211_hw *hw)
+{
+ static u8 binitialized; /* initialized to false */
+ struct rtl_priv *rtlpriv = rtl_priv(hw);
+ struct rtl_mac *mac = rtl_mac(rtl_priv(hw));
+ long rssi_strength = rtlpriv->dm.entry_min_undecoratedsmoothed_pwdb;
+ bool multi_sta = false;
+
+ if (mac->opmode == NL80211_IFTYPE_ADHOC)
+ multi_sta = true;
+
+ if ((multi_sta == false) || (dm_digtable.cursta_connectctate !=
+ DIG_STA_DISCONNECT)) {
+ binitialized = false;
+ dm_digtable.dig_ext_port_stage = DIG_EXT_PORT_STAGE_MAX;
+ return;
+ } else if (binitialized == false) {
+ binitialized = 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_connectstate == 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);
+ }
+
+ RT_TRACE(rtlpriv, COMP_DIG, DBG_TRACE,
+ ("curmultista_connectstate = "
+ "%x dig_ext_port_stage %x\n",
+ dm_digtable.curmultista_connectstate,
+ dm_digtable.dig_ext_port_stage));
+}
+
+static void rtl92c_dm_initial_gain_sta(struct ieee80211_hw *hw)
+{
+ struct rtl_priv *rtlpriv = rtl_priv(hw);
+
+ RT_TRACE(rtlpriv, COMP_DIG, DBG_TRACE,
+ ("presta_connectstate = %x,"
+ " cursta_connectctate = %x\n",
+ dm_digtable.presta_connectstate,
+ dm_digtable.cursta_connectctate));
+
+ if (dm_digtable.presta_connectstate == dm_digtable.cursta_connectctate
+ || dm_digtable.cursta_connectctate == DIG_STA_BEFORE_CONNECT
+ || dm_digtable.cursta_connectctate == DIG_STA_CONNECT) {
+
+ if (dm_digtable.cursta_connectctate != DIG_STA_DISCONNECT) {
+ dm_digtable.rssi_val_min =
+ rtl92c_dm_initial_gain_min_pwdb(hw);
+ 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.backoff_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 rtl_hal *rtlhal = rtl_hal(rtl_priv(hw));
+
+ if (dm_digtable.cursta_connectctate == DIG_STA_CONNECT) {
+ dm_digtable.rssi_val_min = rtl92c_dm_initial_gain_min_pwdb(hw);
+
+ 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) {
+ if (rtlpriv->falsealm_cnt.cnt_cck_fail > 800)
+ dm_digtable.cur_cck_fa_state =
+ CCK_FA_STAGE_High;
+ else
+ dm_digtable.cur_cck_fa_state = CCK_FA_STAGE_Low;
+
+ if (dm_digtable.pre_cck_fa_state !=
+ dm_digtable.cur_cck_fa_state) {
+ if (dm_digtable.cur_cck_fa_state ==
+ CCK_FA_STAGE_Low)
+ rtl_set_bbreg(hw, RCCK0_CCA, MASKBYTE2,
+ 0x83);
+ else
+ rtl_set_bbreg(hw, RCCK0_CCA, MASKBYTE2,
+ 0xcd);
+
+ dm_digtable.pre_cck_fa_state =
+ dm_digtable.cur_cck_fa_state;
+ }
+
+ rtl_set_bbreg(hw, RCCK0_SYSTEM, MASKBYTE1, 0x40);
+
+ if (IS_92C_SERIAL(rtlhal->version))
+ rtl_set_bbreg(hw, RCCK0_FALSEALARMREPORT,
+ MASKBYTE2, 0xd7);
+ } else {
+ rtl_set_bbreg(hw, RCCK0_CCA, MASKBYTE2, 0xcd);
+ rtl_set_bbreg(hw, RCCK0_SYSTEM, MASKBYTE1, 0x47);
+
+ if (IS_92C_SERIAL(rtlhal->version))
+ rtl_set_bbreg(hw, RCCK0_FALSEALARMREPORT,
+ MASKBYTE2, 0xd3);
+ }
+ dm_digtable.pre_cck_pd_state = dm_digtable.cur_cck_pd_state;
+ }
+
+ RT_TRACE(rtlpriv, COMP_DIG, DBG_TRACE,
+ ("CCKPDStage=%x\n", dm_digtable.cur_cck_pd_state));
+
+ RT_TRACE(rtlpriv, COMP_DIG, DBG_TRACE,
+ ("is92C=%x\n", IS_92C_SERIAL(rtlhal->version)));
+}
+
+static void rtl92c_dm_ctrl_initgain_by_twoport(struct ieee80211_hw *hw)
+{
+ struct rtl_mac *mac = rtl_mac(rtl_priv(hw));
+
+ if (mac->act_scanning == true)
+ return;
+
+ if ((mac->link_state > MAC80211_NOLINK) &&
+ (mac->link_state < MAC80211_LINKED))
+ dm_digtable.cursta_connectctate = DIG_STA_BEFORE_CONNECT;
+ else if (mac->link_state >= MAC80211_LINKED)
+ dm_digtable.cursta_connectctate = DIG_STA_CONNECT;
+ else
+ dm_digtable.cursta_connectctate = DIG_STA_DISCONNECT;
+
+ rtl92c_dm_initial_gain_sta(hw);
+ rtl92c_dm_initial_gain_multi_sta(hw);
+ rtl92c_dm_cck_packet_detection_thresh(hw);
+
+ dm_digtable.presta_connectstate = dm_digtable.cursta_connectctate;
+
+}
+
+static void rtl92c_dm_dig(struct ieee80211_hw *hw)
+{
+ struct rtl_priv *rtlpriv = rtl_priv(hw);
+
+ if (rtlpriv->dm.dm_initialgain_enable == false)
+ return;
+ if (dm_digtable.dig_enable_flag == false)
+ 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);
+
+ 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);
+
+ RT_TRACE(rtlpriv, COMP_DIG, DBG_LOUD,
+ ("cur_igvalue = 0x%x, "
+ "pre_igvalue = 0x%x, backoff_val = %d\n",
+ dm_digtable.cur_igvalue, dm_digtable.pre_igvalue,
+ dm_digtable.backoff_val));
+
+ 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;
+ }
+}
+EXPORT_SYMBOL(rtl92c_dm_write_dig);
+
+static void rtl92c_dm_pwdb_monitor(struct ieee80211_hw *hw)
+{
+ struct rtl_priv *rtlpriv = rtl_priv(hw);
+ long tmpentry_max_pwdb = 0, tmpentry_min_pwdb = 0xff;
+
+ u8 h2c_parameter[3] = { 0 };
+
+ return;
+
+ if (tmpentry_max_pwdb != 0) {
+ rtlpriv->dm.entry_max_undecoratedsmoothed_pwdb =
+ tmpentry_max_pwdb;
+ } else {
+ rtlpriv->dm.entry_max_undecoratedsmoothed_pwdb = 0;
+ }
+
+ if (tmpentry_min_pwdb != 0xff) {
+ rtlpriv->dm.entry_min_undecoratedsmoothed_pwdb =
+ tmpentry_min_pwdb;
+ } else {
+ rtlpriv->dm.entry_min_undecoratedsmoothed_pwdb = 0;
+ }
+
+ h2c_parameter[2] = (u8) (rtlpriv->dm.undecorated_smoothed_pwdb & 0xFF);
+ h2c_parameter[0] = 0;
+
+ rtl92c_fill_h2c_cmd(hw, H2C_RSSI_REPORT, 3, h2c_parameter);
+}
+
+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;
+ u64 cur_txok_cnt;
+ u64 cur_rxok_cnt;
+ u32 edca_be_ul = 0x5ea42b;
+ u32 edca_be_dl = 0x5ea42b;
+
+ if (mac->opmode == NL80211_IFTYPE_ADHOC)
+ goto dm_checkedcaturbo_exit;
+
+ if (mac->link_state != MAC80211_LINKED) {
+ rtlpriv->dm.current_turbo_edca = false;
+ return;
+ }
+
+ if (!mac->ht_enable) { /*FIX MERGE */
+ if (!(edca_be_ul & 0xffff0000))
+ edca_be_ul |= 0x005e0000;
+
+ if (!(edca_be_dl & 0xffff0000))
+ edca_be_dl |= 0x005e0000;
+ }
+
+ 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,
+ (u8 *) (&tmp));
+ rtlpriv->dm.current_turbo_edca = false;
+ }
+ }
+
+dm_checkedcaturbo_exit:
+ 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;
+ u8 ofdm_index[2], cck_index, ofdm_index_old[2], cck_index_old;
+ int i;
+ bool is2t = IS_92C_SERIAL(rtlhal->version);
+ u8 txpwr_level[2] = {0, 0};
+ u8 ofdm_min_index = 6, rf;
+
+ rtlpriv->dm.txpower_trackingInit = true;
+ RT_TRACE(rtlpriv, COMP_POWER_TRACKING, DBG_LOUD,
+ ("rtl92c_dm_txpower_tracking_callback_thermalmeter\n"));
+
+ thermalvalue = (u8) rtl_get_rfreg(hw, RF90_PATH_A, RF_T_METER, 0x1f);
+
+ RT_TRACE(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;
+
+ RT_TRACE(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;
+
+ RT_TRACE(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;
+
+ RT_TRACE(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;
+
+ RT_TRACE(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;
+ }
+
+ 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);
+
+ RT_TRACE(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) {
+ RT_TRACE(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 {
+ RT_TRACE(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) {
+ RT_TRACE(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 {
+ RT_TRACE(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;
+ }
+
+ RT_TRACE(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;
+
+ RT_TRACE(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);
+ static u8 tm_trigger;
+
+ if (!rtlpriv->dm.txpower_tracking)
+ return;
+
+ if (!tm_trigger) {
+ rtl_set_rfreg(hw, RF90_PATH_A, RF_T_METER, RFREG_OFFSET_MASK,
+ 0x60);
+ RT_TRACE(rtlpriv, COMP_POWER_TRACKING, DBG_LOUD,
+ ("Trigger 92S Thermal Meter!!\n"));
+ tm_trigger = 1;
+ return;
+ } else {
+ RT_TRACE(rtlpriv, COMP_POWER_TRACKING, DBG_LOUD,
+ ("Schedule TxPowerTracking direct call!!\n"));
+ rtl92c_dm_txpower_tracking_directcall(hw);
+ 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_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;
+
+ if (is_hal_stop(rtlhal)) {
+ RT_TRACE(rtlpriv, COMP_RATE, DBG_LOUD,
+ ("<---- driver is going to unload\n"));
+ return;
+ }
+
+ if (!rtlpriv->dm.useramask) {
+ RT_TRACE(rtlpriv, COMP_RATE, DBG_LOUD,
+ ("<---- driver does not control rate adaptive mask\n"));
+ return;
+ }
+
+ if (mac->link_state == MAC80211_LINKED) {
+
+ 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.undecorated_smoothed_pwdb >
+ (long)high_rssithresh_for_ra)
+ p_ra->ratr_state = DM_RATR_STA_HIGH;
+ else if (rtlpriv->dm.undecorated_smoothed_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) {
+ RT_TRACE(rtlpriv, COMP_RATE, DBG_LOUD,
+ ("RSSI = %ld\n",
+ rtlpriv->dm.undecorated_smoothed_pwdb));
+ RT_TRACE(rtlpriv, COMP_RATE, DBG_LOUD,
+ ("RSSI_LEVEL = %d\n", p_ra->ratr_state));
+ RT_TRACE(rtlpriv, COMP_RATE, DBG_LOUD,
+ ("PreState = %d, CurState = %d\n",
+ p_ra->pre_ratr_state, p_ra->ratr_state));
+
+ rtlpriv->cfg->ops->update_rate_mask(hw,
+ p_ra->ratr_state);
+
+ p_ra->pre_ratr_state = p_ra->ratr_state;
+ }
+ }
+}
+
+static void rtl92c_dm_init_dynamic_bb_powersaving(struct ieee80211_hw *hw)
+{
+ 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 rtl92c_dm_1r_cca(struct ieee80211_hw *hw)
+{
+ struct rtl_priv *rtlpriv = rtl_priv(hw);
+ struct rtl_phy *rtlphy = &(rtlpriv->phy);
+
+ if (dm_pstable.rssi_val_min != 0) {
+ if (dm_pstable.pre_ccastate == CCA_2R) {
+ if (dm_pstable.rssi_val_min >= 35)
+ dm_pstable.cur_ccasate = CCA_1R;
+ else
+ dm_pstable.cur_ccasate = CCA_2R;
+ } else {
+ if (dm_pstable.rssi_val_min <= 30)
+ dm_pstable.cur_ccasate = CCA_2R;
+ else
+ dm_pstable.cur_ccasate = CCA_1R;
+ }
+ } else {
+ dm_pstable.cur_ccasate = CCA_MAX;
+ }
+
+ if (dm_pstable.pre_ccastate != dm_pstable.cur_ccasate) {
+ if (dm_pstable.cur_ccasate == CCA_1R) {
+ if (get_rf_type(rtlphy) == RF_2T2R) {
+ rtl_set_bbreg(hw, ROFDM0_TRXPATHENABLE,
+ MASKBYTE0, 0x13);
+ rtl_set_bbreg(hw, 0xe70, MASKBYTE3, 0x20);
+ } else {
+ rtl_set_bbreg(hw, ROFDM0_TRXPATHENABLE,
+ MASKBYTE0, 0x23);
+ rtl_set_bbreg(hw, 0xe70, 0x7fc00000, 0x10c);
+ }
+ } else {
+ rtl_set_bbreg(hw, ROFDM0_TRXPATHENABLE, MASKBYTE0,
+ 0x33);
+ rtl_set_bbreg(hw, 0xe70, MASKBYTE3, 0x63);
+ }
+ dm_pstable.pre_ccastate = dm_pstable.cur_ccasate;
+ }
+
+ RT_TRACE(rtlpriv, DBG_LOUD, DBG_LOUD, ("CCAStage = %s\n",
+ (dm_pstable.cur_ccasate ==
+ 0) ? "1RCCA" : "2RCCA"));
+}
+
+void rtl92c_dm_rf_saving(struct ieee80211_hw *hw, u8 bforce_in_normal)
+{
+ static u8 initialize;
+ static u32 reg_874, reg_c70, reg_85c, reg_a74;
+
+ if (initialize == 0) {
+ reg_874 = (rtl_get_bbreg(hw, RFPGA0_XCD_RFINTERFACESW,
+ MASKDWORD) & 0x1CC000) >> 14;
+
+ reg_c70 = (rtl_get_bbreg(hw, ROFDM0_AGCPARAMETER1,
+ MASKDWORD) & BIT(3)) >> 3;
+
+ reg_85c = (rtl_get_bbreg(hw, RFPGA0_XCD_SWITCHCONTROL,
+ MASKDWORD) & 0xFF000000) >> 24;
+
+ reg_a74 = (rtl_get_bbreg(hw, 0xa74, MASKDWORD) & 0xF000) >> 12;
+
+ initialize = 1;
+ }
+
+ 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, reg_874);
+ rtl_set_bbreg(hw, ROFDM0_AGCPARAMETER1, BIT(3),
+ reg_c70);
+ rtl_set_bbreg(hw, RFPGA0_XCD_SWITCHCONTROL, 0xFF000000,
+ reg_85c);
+ rtl_set_bbreg(hw, 0xa74, 0xF000, 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 rtl_mac *mac = rtl_mac(rtl_priv(hw));
+ struct rtl_hal *rtlhal = rtl_hal(rtl_priv(hw));
+
+ if (((mac->link_state == MAC80211_NOLINK)) &&
+ (rtlpriv->dm.entry_min_undecoratedsmoothed_pwdb == 0)) {
+ dm_pstable.rssi_val_min = 0;
+ RT_TRACE(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_undecoratedsmoothed_pwdb;
+ RT_TRACE(rtlpriv, DBG_LOUD, DBG_LOUD,
+ ("AP Client PWDB = 0x%lx\n",
+ dm_pstable.rssi_val_min));
+ } else {
+ dm_pstable.rssi_val_min =
+ rtlpriv->dm.undecorated_smoothed_pwdb;
+ RT_TRACE(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_undecoratedsmoothed_pwdb;
+
+ RT_TRACE(rtlpriv, DBG_LOUD, DBG_LOUD,
+ ("AP Ext Port PWDB = 0x%lx\n",
+ dm_pstable.rssi_val_min));
+ }
+
+ if (IS_92C_SERIAL(rtlhal->version))
+ rtl92c_dm_1r_cca(hw);
+}
+
+void rtl92c_dm_init(struct ieee80211_hw *hw)
+{
+ struct rtl_priv *rtlpriv = rtl_priv(hw);
+
+ rtlpriv->dm.dm_type = DM_TYPE_BYDRIVER;
+ rtl92c_dm_diginit(hw);
+ rtl92c_dm_init_dynamic_txpower(hw);
+ rtl92c_dm_init_edca_turbo(hw);
+ rtl92c_dm_init_rate_adaptive_mask(hw);
+ rtl92c_dm_initialize_txpower_tracking(hw);
+ rtl92c_dm_init_dynamic_bb_powersaving(hw);
+}
+EXPORT_SYMBOL(rtl92c_dm_init);
+
+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->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);
+ rtlpriv->cfg->ops->dm_dynamic_txpower(hw);
+ rtl92c_dm_check_txpower_tracking(hw);
+ rtl92c_dm_refresh_rate_adaptive_mask(hw);
+ rtl92c_dm_check_edca_turbo(hw);
+
+ }
+}
+EXPORT_SYMBOL(rtl92c_dm_watchdog);
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-03 23:28:29 +0000