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path: root/drivers/staging/rtl8192e/rtl8192e/rtl_dm.c
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Diffstat (limited to 'drivers/staging/rtl8192e/rtl8192e/rtl_dm.c')
-rw-r--r--drivers/staging/rtl8192e/rtl8192e/rtl_dm.c309
1 files changed, 12 insertions, 297 deletions
diff --git a/drivers/staging/rtl8192e/rtl8192e/rtl_dm.c b/drivers/staging/rtl8192e/rtl8192e/rtl_dm.c
index dbf765d601..330dafd626 100644
--- a/drivers/staging/rtl8192e/rtl8192e/rtl_dm.c
+++ b/drivers/staging/rtl8192e/rtl8192e/rtl_dm.c
@@ -161,12 +161,9 @@ static void _rtl92e_dm_bandwidth_autoswitch(struct net_device *dev);
static void _rtl92e_dm_check_tx_power_tracking(struct net_device *dev);
-static void _rtl92e_dm_bb_initialgain_restore(struct net_device *dev);
static void _rtl92e_dm_dig_init(struct net_device *dev);
static void _rtl92e_dm_ctrl_initgain_byrssi(struct net_device *dev);
-static void _rtl92e_dm_ctrl_initgain_byrssi_highpwr(struct net_device *dev);
static void _rtl92e_dm_ctrl_initgain_byrssi_driver(struct net_device *dev);
-static void _rtl92e_dm_ctrl_initgain_byrssi_false_alarm(struct net_device *dev);
static void _rtl92e_dm_initial_gain(struct net_device *dev);
static void _rtl92e_dm_pd_th(struct net_device *dev);
static void _rtl92e_dm_cs_ratio(struct net_device *dev);
@@ -285,9 +282,6 @@ static void _rtl92e_dm_check_rate_adaptive(struct net_device *dev)
if (!priv->up)
return;
- if (pra->rate_adaptive_disabled)
- return;
-
if (priv->rtllib->mode != WIRELESS_MODE_N_24G)
return;
@@ -298,25 +292,25 @@ static void _rtl92e_dm_check_rate_adaptive(struct net_device *dev)
ht_info->bCurShortGI20MHz);
pra->upper_rssi_threshold_ratr =
- (pra->upper_rssi_threshold_ratr & (~BIT31)) |
- ((bshort_gi_enabled) ? BIT31 : 0);
+ (pra->upper_rssi_threshold_ratr & (~BIT(31))) |
+ ((bshort_gi_enabled) ? BIT(31) : 0);
pra->middle_rssi_threshold_ratr =
- (pra->middle_rssi_threshold_ratr & (~BIT31)) |
- ((bshort_gi_enabled) ? BIT31 : 0);
+ (pra->middle_rssi_threshold_ratr & (~BIT(31))) |
+ ((bshort_gi_enabled) ? BIT(31) : 0);
if (priv->current_chnl_bw != HT_CHANNEL_WIDTH_20) {
pra->low_rssi_threshold_ratr =
- (pra->low_rssi_threshold_ratr_40M & (~BIT31)) |
- ((bshort_gi_enabled) ? BIT31 : 0);
+ (pra->low_rssi_threshold_ratr_40M & (~BIT(31))) |
+ ((bshort_gi_enabled) ? BIT(31) : 0);
} else {
pra->low_rssi_threshold_ratr =
- (pra->low_rssi_threshold_ratr_20M & (~BIT31)) |
- ((bshort_gi_enabled) ? BIT31 : 0);
+ (pra->low_rssi_threshold_ratr_20M & (~BIT(31))) |
+ ((bshort_gi_enabled) ? BIT(31) : 0);
}
pra->ping_rssi_ratr =
- (pra->ping_rssi_ratr & (~BIT31)) |
- ((bshort_gi_enabled) ? BIT31 : 0);
+ (pra->ping_rssi_ratr & (~BIT(31))) |
+ ((bshort_gi_enabled) ? BIT(31) : 0);
if (pra->ratr_state == DM_RATR_STA_HIGH) {
high_rssi_thresh_for_ra = pra->high2low_rssi_thresh_for_ra;
@@ -371,8 +365,6 @@ static void _rtl92e_dm_check_rate_adaptive(struct net_device *dev)
ratr_value &= ~(RATE_ALL_OFDM_2SS);
rtl92e_writel(dev, RATR0, ratr_value);
rtl92e_writeb(dev, UFWP, 1);
-
- pra->last_ratr = target_ratr;
}
} else {
@@ -530,11 +522,6 @@ static void _rtl92e_dm_tx_power_tracking_callback_tssi(struct net_device *dev)
if (Pwr_Flag == 0) {
mdelay(1);
- if (priv->reset_in_progress) {
- rtl92e_writeb(dev, Pw_Track_Flag, 0);
- rtl92e_writeb(dev, FW_Busy_Flag, 0);
- return;
- }
if (priv->rtllib->rf_power_state != rf_on) {
rtl92e_writeb(dev, Pw_Track_Flag, 0);
rtl92e_writeb(dev, FW_Busy_Flag, 0);
@@ -920,95 +907,10 @@ void rtl92e_dm_cck_txpower_adjust(struct net_device *dev, bool binch14)
_rtl92e_dm_cck_tx_power_adjust_thermal_meter(dev, binch14);
}
-static void _rtl92e_dm_tx_power_reset_recovery(struct net_device *dev)
-{
- struct r8192_priv *priv = rtllib_priv(dev);
-
- rtl92e_set_bb_reg(dev, rOFDM0_XATxIQImbalance, bMaskDWord,
- dm_tx_bb_gain[priv->rfa_txpowertrackingindex]);
- rtl92e_dm_cck_txpower_adjust(dev, priv->bcck_in_ch14);
-
- rtl92e_set_bb_reg(dev, rOFDM0_XCTxIQImbalance, bMaskDWord,
- dm_tx_bb_gain[priv->rfc_txpowertrackingindex]);
-}
-
-void rtl92e_dm_restore_state(struct net_device *dev)
-{
- struct r8192_priv *priv = rtllib_priv(dev);
- u32 reg_ratr = priv->rate_adaptive.last_ratr;
- u32 ratr_value;
-
- if (!priv->up)
- return;
-
- if (priv->rate_adaptive.rate_adaptive_disabled)
- return;
- if (priv->rtllib->mode != WIRELESS_MODE_N_24G)
- return;
- ratr_value = reg_ratr;
- ratr_value &= ~(RATE_ALL_OFDM_2SS);
- rtl92e_writel(dev, RATR0, ratr_value);
- rtl92e_writeb(dev, UFWP, 1);
- if (priv->tx_pwr_tracking_init && priv->btxpower_tracking)
- _rtl92e_dm_tx_power_reset_recovery(dev);
-
- _rtl92e_dm_bb_initialgain_restore(dev);
-}
-
-static void _rtl92e_dm_bb_initialgain_restore(struct net_device *dev)
-{
- struct r8192_priv *priv = rtllib_priv(dev);
- u32 bit_mask = 0x7f;
-
- if (dm_digtable.dig_algorithm == DIG_ALGO_BY_RSSI)
- return;
-
- rtl92e_set_bb_reg(dev, UFWP, bMaskByte1, 0x8);
- rtl92e_set_bb_reg(dev, rOFDM0_XAAGCCore1, bit_mask,
- (u32)priv->initgain_backup.xaagccore1);
- rtl92e_set_bb_reg(dev, rOFDM0_XBAGCCore1, bit_mask,
- (u32)priv->initgain_backup.xbagccore1);
- rtl92e_set_bb_reg(dev, rOFDM0_XCAGCCore1, bit_mask,
- (u32)priv->initgain_backup.xcagccore1);
- rtl92e_set_bb_reg(dev, rOFDM0_XDAGCCore1, bit_mask,
- (u32)priv->initgain_backup.xdagccore1);
- bit_mask = bMaskByte2;
- rtl92e_set_bb_reg(dev, rCCK0_CCA, bit_mask,
- (u32)priv->initgain_backup.cca);
- rtl92e_set_bb_reg(dev, UFWP, bMaskByte1, 0x1);
-}
-
-void rtl92e_dm_backup_state(struct net_device *dev)
-{
- struct r8192_priv *priv = rtllib_priv(dev);
- u32 bit_mask = bMaskByte0;
-
- priv->bswitch_fsync = false;
-
- if (dm_digtable.dig_algorithm == DIG_ALGO_BY_RSSI)
- return;
-
- rtl92e_set_bb_reg(dev, UFWP, bMaskByte1, 0x8);
- priv->initgain_backup.xaagccore1 = rtl92e_get_bb_reg(dev, rOFDM0_XAAGCCore1, bit_mask);
- priv->initgain_backup.xbagccore1 = rtl92e_get_bb_reg(dev, rOFDM0_XBAGCCore1, bit_mask);
- priv->initgain_backup.xcagccore1 = rtl92e_get_bb_reg(dev, rOFDM0_XCAGCCore1, bit_mask);
- priv->initgain_backup.xdagccore1 = rtl92e_get_bb_reg(dev, rOFDM0_XDAGCCore1, bit_mask);
- bit_mask = bMaskByte2;
- priv->initgain_backup.cca = (u8)rtl92e_get_bb_reg(dev, rCCK0_CCA, bit_mask);
-}
-
static void _rtl92e_dm_dig_init(struct net_device *dev)
{
struct r8192_priv *priv = rtllib_priv(dev);
- dm_digtable.dig_enable_flag = true;
-
- dm_digtable.dig_algorithm = DIG_ALGO_BY_RSSI;
-
- dm_digtable.dig_algorithm_switch = 0;
-
- dm_digtable.dig_state = DM_STA_DIG_MAX;
- dm_digtable.dig_highpwr_state = DM_STA_DIG_MAX;
dm_digtable.cur_sta_connect_state = DIG_STA_DISCONNECT;
dm_digtable.pre_sta_connect_state = DIG_STA_DISCONNECT;
@@ -1029,15 +931,7 @@ static void _rtl92e_dm_dig_init(struct net_device *dev)
static void _rtl92e_dm_ctrl_initgain_byrssi(struct net_device *dev)
{
- if (!dm_digtable.dig_enable_flag)
- return;
-
- if (dm_digtable.dig_algorithm == DIG_ALGO_BY_FALSE_ALARM)
- _rtl92e_dm_ctrl_initgain_byrssi_false_alarm(dev);
- else if (dm_digtable.dig_algorithm == DIG_ALGO_BY_RSSI)
- _rtl92e_dm_ctrl_initgain_byrssi_driver(dev);
- else
- return;
+ _rtl92e_dm_ctrl_initgain_byrssi_driver(dev);
}
/*-----------------------------------------------------------------------------
@@ -1064,16 +958,10 @@ static void _rtl92e_dm_ctrl_initgain_byrssi_driver(struct net_device *dev)
u8 i;
static u8 fw_dig;
- if (!dm_digtable.dig_enable_flag)
- return;
-
- if (dm_digtable.dig_algorithm_switch)
- fw_dig = 0;
if (fw_dig <= 3) {
for (i = 0; i < 3; i++)
rtl92e_set_bb_reg(dev, UFWP, bMaskByte1, 0x8);
fw_dig++;
- dm_digtable.dig_state = DM_STA_DIG_OFF;
}
if (priv->rtllib->link_state == MAC80211_LINKED)
@@ -1085,150 +973,14 @@ static void _rtl92e_dm_ctrl_initgain_byrssi_driver(struct net_device *dev)
_rtl92e_dm_initial_gain(dev);
_rtl92e_dm_pd_th(dev);
_rtl92e_dm_cs_ratio(dev);
- if (dm_digtable.dig_algorithm_switch)
- dm_digtable.dig_algorithm_switch = 0;
dm_digtable.pre_sta_connect_state = dm_digtable.cur_sta_connect_state;
}
-static void _rtl92e_dm_ctrl_initgain_byrssi_false_alarm(struct net_device *dev)
-{
- struct r8192_priv *priv = rtllib_priv(dev);
- static u32 reset_cnt;
- u8 i;
-
- if (!dm_digtable.dig_enable_flag)
- return;
-
- if (dm_digtable.dig_algorithm_switch) {
- dm_digtable.dig_state = DM_STA_DIG_MAX;
- for (i = 0; i < 3; i++)
- rtl92e_set_bb_reg(dev, UFWP, bMaskByte1, 0x1);
- dm_digtable.dig_algorithm_switch = 0;
- }
-
- if (priv->rtllib->link_state != MAC80211_LINKED)
- return;
-
- if ((priv->undecorated_smoothed_pwdb > dm_digtable.rssi_low_thresh) &&
- (priv->undecorated_smoothed_pwdb < dm_digtable.rssi_high_thresh))
- return;
- if (priv->undecorated_smoothed_pwdb <= dm_digtable.rssi_low_thresh) {
- if (dm_digtable.dig_state == DM_STA_DIG_OFF &&
- (priv->reset_count == reset_cnt))
- return;
- reset_cnt = priv->reset_count;
-
- dm_digtable.dig_highpwr_state = DM_STA_DIG_MAX;
- dm_digtable.dig_state = DM_STA_DIG_OFF;
-
- rtl92e_set_bb_reg(dev, UFWP, bMaskByte1, 0x8);
-
- rtl92e_writeb(dev, rOFDM0_XAAGCCore1, 0x17);
- rtl92e_writeb(dev, rOFDM0_XBAGCCore1, 0x17);
- rtl92e_writeb(dev, rOFDM0_XCAGCCore1, 0x17);
- rtl92e_writeb(dev, rOFDM0_XDAGCCore1, 0x17);
-
- if (priv->current_chnl_bw != HT_CHANNEL_WIDTH_20)
- rtl92e_writeb(dev, (rOFDM0_XATxAFE + 3), 0x00);
- else
- rtl92e_writeb(dev, rOFDM0_RxDetector1, 0x42);
-
- rtl92e_writeb(dev, 0xa0a, 0x08);
-
- return;
- }
-
- if (priv->undecorated_smoothed_pwdb >= dm_digtable.rssi_high_thresh) {
- u8 reset_flag = 0;
-
- if (dm_digtable.dig_state == DM_STA_DIG_ON &&
- (priv->reset_count == reset_cnt)) {
- _rtl92e_dm_ctrl_initgain_byrssi_highpwr(dev);
- return;
- }
- if (priv->reset_count != reset_cnt)
- reset_flag = 1;
-
- reset_cnt = priv->reset_count;
-
- dm_digtable.dig_state = DM_STA_DIG_ON;
-
- if (reset_flag == 1) {
- rtl92e_writeb(dev, rOFDM0_XAAGCCore1, 0x2c);
- rtl92e_writeb(dev, rOFDM0_XBAGCCore1, 0x2c);
- rtl92e_writeb(dev, rOFDM0_XCAGCCore1, 0x2c);
- rtl92e_writeb(dev, rOFDM0_XDAGCCore1, 0x2c);
- } else {
- rtl92e_writeb(dev, rOFDM0_XAAGCCore1, 0x20);
- rtl92e_writeb(dev, rOFDM0_XBAGCCore1, 0x20);
- rtl92e_writeb(dev, rOFDM0_XCAGCCore1, 0x20);
- rtl92e_writeb(dev, rOFDM0_XDAGCCore1, 0x20);
- }
-
- if (priv->current_chnl_bw != HT_CHANNEL_WIDTH_20)
- rtl92e_writeb(dev, (rOFDM0_XATxAFE + 3), 0x20);
- else
- rtl92e_writeb(dev, rOFDM0_RxDetector1, 0x44);
-
- rtl92e_writeb(dev, 0xa0a, 0xcd);
-
- rtl92e_set_bb_reg(dev, UFWP, bMaskByte1, 0x1);
- }
- _rtl92e_dm_ctrl_initgain_byrssi_highpwr(dev);
-}
-
-static void _rtl92e_dm_ctrl_initgain_byrssi_highpwr(struct net_device *dev)
-{
- struct r8192_priv *priv = rtllib_priv(dev);
- static u32 reset_cnt_highpwr;
-
- if ((priv->undecorated_smoothed_pwdb >
- dm_digtable.rssi_high_power_lowthresh) &&
- (priv->undecorated_smoothed_pwdb <
- dm_digtable.rssi_high_power_highthresh))
- return;
-
- if (priv->undecorated_smoothed_pwdb >=
- dm_digtable.rssi_high_power_highthresh) {
- if (dm_digtable.dig_highpwr_state == DM_STA_DIG_ON &&
- (priv->reset_count == reset_cnt_highpwr))
- return;
- dm_digtable.dig_highpwr_state = DM_STA_DIG_ON;
-
- if (priv->current_chnl_bw != HT_CHANNEL_WIDTH_20)
- rtl92e_writeb(dev, (rOFDM0_XATxAFE + 3), 0x10);
- else
- rtl92e_writeb(dev, rOFDM0_RxDetector1, 0x43);
- } else {
- if (dm_digtable.dig_highpwr_state == DM_STA_DIG_OFF &&
- (priv->reset_count == reset_cnt_highpwr))
- return;
- dm_digtable.dig_highpwr_state = DM_STA_DIG_OFF;
-
- if ((priv->undecorated_smoothed_pwdb <
- dm_digtable.rssi_high_power_lowthresh) &&
- (priv->undecorated_smoothed_pwdb >=
- dm_digtable.rssi_high_thresh)) {
- if (priv->current_chnl_bw != HT_CHANNEL_WIDTH_20)
- rtl92e_writeb(dev, (rOFDM0_XATxAFE + 3), 0x20);
- else
- rtl92e_writeb(dev, rOFDM0_RxDetector1, 0x44);
- }
- }
- reset_cnt_highpwr = priv->reset_count;
-}
-
static void _rtl92e_dm_initial_gain(struct net_device *dev)
{
struct r8192_priv *priv = rtllib_priv(dev);
u8 initial_gain = 0;
static u8 initialized, force_write;
- static u32 reset_cnt;
-
- if (dm_digtable.dig_algorithm_switch) {
- initialized = 0;
- reset_cnt = 0;
- }
if (rtllib_act_scanning(priv->rtllib, true)) {
force_write = 1;
@@ -1254,11 +1006,6 @@ static void _rtl92e_dm_initial_gain(struct net_device *dev)
dm_digtable.pre_ig_value = 0;
}
- if (priv->reset_count != reset_cnt) {
- force_write = 1;
- reset_cnt = priv->reset_count;
- }
-
if (dm_digtable.pre_ig_value != rtl92e_readb(dev, rOFDM0_XAAGCCore1))
force_write = 1;
@@ -1279,12 +1026,6 @@ static void _rtl92e_dm_pd_th(struct net_device *dev)
{
struct r8192_priv *priv = rtllib_priv(dev);
static u8 initialized, force_write;
- static u32 reset_cnt;
-
- if (dm_digtable.dig_algorithm_switch) {
- initialized = 0;
- reset_cnt = 0;
- }
if (dm_digtable.pre_sta_connect_state == dm_digtable.cur_sta_connect_state) {
if (dm_digtable.cur_sta_connect_state == DIG_STA_CONNECT) {
@@ -1312,11 +1053,6 @@ static void _rtl92e_dm_pd_th(struct net_device *dev)
dm_digtable.curpd_thstate = DIG_PD_AT_LOW_POWER;
}
- if (priv->reset_count != reset_cnt) {
- force_write = 1;
- reset_cnt = priv->reset_count;
- }
-
if ((dm_digtable.prepd_thstate != dm_digtable.curpd_thstate) ||
(initialized <= 3) || force_write) {
if (dm_digtable.curpd_thstate == DIG_PD_AT_LOW_POWER) {
@@ -1345,14 +1081,7 @@ static void _rtl92e_dm_pd_th(struct net_device *dev)
static void _rtl92e_dm_cs_ratio(struct net_device *dev)
{
- struct r8192_priv *priv = rtllib_priv(dev);
static u8 initialized, force_write;
- static u32 reset_cnt;
-
- if (dm_digtable.dig_algorithm_switch) {
- initialized = 0;
- reset_cnt = 0;
- }
if (dm_digtable.pre_sta_connect_state == dm_digtable.cur_sta_connect_state) {
if (dm_digtable.cur_sta_connect_state == DIG_STA_CONNECT) {
@@ -1369,11 +1098,6 @@ static void _rtl92e_dm_cs_ratio(struct net_device *dev)
dm_digtable.curcs_ratio_state = DIG_CS_RATIO_LOWER;
}
- if (priv->reset_count != reset_cnt) {
- force_write = 1;
- reset_cnt = priv->reset_count;
- }
-
if ((dm_digtable.precs_ratio_state != dm_digtable.curcs_ratio_state) ||
!initialized || force_write) {
if (dm_digtable.curcs_ratio_state == DIG_CS_RATIO_LOWER)
@@ -1405,8 +1129,6 @@ static void _rtl92e_dm_check_edca_turbo(struct net_device *dev)
unsigned long curTxOkCnt = 0;
unsigned long curRxOkCnt = 0;
- if (priv->rtllib->iw_mode == IW_MODE_ADHOC)
- goto dm_CheckEdcaTurbo_EXIT;
if (priv->rtllib->link_state != MAC80211_LINKED)
goto dm_CheckEdcaTurbo_EXIT;
if (priv->rtllib->ht_info->iot_action & HT_IOT_ACT_DISABLE_EDCA_TURBO)
@@ -1525,7 +1247,7 @@ static void _rtl92e_dm_check_rf_ctrl_gpio(void *data)
tmp1byte = rtl92e_readb(dev, GPI);
- rf_power_state_to_set = (tmp1byte & BIT1) ? rf_on : rf_off;
+ rf_power_state_to_set = (tmp1byte & BIT(1)) ? rf_on : rf_off;
if (priv->hw_radio_off && (rf_power_state_to_set == rf_on)) {
netdev_info(dev, "gpiochangeRF - HW Radio ON\n");
@@ -1989,7 +1711,6 @@ static void _rtl92e_dm_check_fsync(struct net_device *dev)
#define RegC38_Fsync_AP_BCM 2
struct r8192_priv *priv = rtllib_priv(dev);
static u8 reg_c38_State = RegC38_Default;
- static u32 reset_cnt;
if (priv->rtllib->link_state == MAC80211_LINKED &&
priv->rtllib->ht_info->IOTPeer == HT_IOT_PEER_BROADCOM) {
@@ -2073,12 +1794,6 @@ static void _rtl92e_dm_check_fsync(struct net_device *dev)
}
}
}
- if (priv->reset_count != reset_cnt) {
- rtl92e_writeb(dev, rOFDM0_RxDetector3,
- priv->framesync);
- reg_c38_State = RegC38_Default;
- reset_cnt = priv->reset_count;
- }
}
/*---------------------------Define function prototype------------------------*/