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rtlwifi: btcoexist control to enter/leave LPS

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To yield better user experience, have btcoex control LPS's parameters.

Signed-off-by: Ping-Ke Shih <pkshih@realtek.com>
Signed-off-by: Larry Finger <Larry.Finger@lwfinger.net>
Cc: Yan-Hsuan Chuang <yhchuang@realtek.com>
Cc: Birming Chiu <birming@realtek.com>
Cc: Shaofu <shaofu@realtek.com>
Cc: Steven Ting <steventing@realtek.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
This commit is contained in:
Ping-Ke Shih
2017-06-18 11:12:49 -05:00
committed by Kalle Valo
parent c692205da1
commit 42213f2f35
8 changed files with 203 additions and 26 deletions
Download Patch File Download Diff File Expand all files Collapse all files

63
drivers/net/wireless/realtek/rtlwifi/rtl8723be/fw.c
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@@ -240,24 +240,71 @@ void rtl8723be_set_fw_pwrmode_cmd(struct ieee80211_hw *hw, u8 mode)
struct rtl_priv *rtlpriv = rtl_priv(hw);
u8 u1_h2c_set_pwrmode[H2C_PWEMODE_LENGTH] = { 0 };
struct rtl_ps_ctl *ppsc = rtl_psc(rtl_priv(hw));
u8 rlbm, power_state = 0, byte5 = 0x40;
u8 rlbm, power_state = 0, byte5 = 0;
u8 awake_intvl; /* DTIM = (awake_intvl - 1) */
struct rtl_btc_ops *btc_ops = rtlpriv->btcoexist.btc_ops;
bool bt_ctrl_lps = (rtlpriv->cfg->ops->get_btc_status() ?
btc_ops->btc_is_bt_ctrl_lps(rtlpriv) : false);
RT_TRACE(rtlpriv, COMP_POWER, DBG_LOUD, "FW LPS mode = %d\n", mode);
RT_TRACE(rtlpriv, COMP_POWER, DBG_DMESG, "FW LPS mode = %d (coex:%d)\n",
mode, bt_ctrl_lps);
switch (mode) {
case FW_PS_MIN_MODE:
rlbm = 0;
awake_intvl = 2;
break;
case FW_PS_MAX_MODE:
rlbm = 1;
awake_intvl = 2;
break;
case FW_PS_DTIM_MODE:
rlbm = 2;
awake_intvl = ppsc->reg_max_lps_awakeintvl;
/* hw->conf.ps_dtim_period or mac->vif->bss_conf.dtim_period
* is only used in swlps.
*/
break;
default:
rlbm = 2;
awake_intvl = 4;
break;
}
if (rtlpriv->mac80211.p2p) {
awake_intvl = 2;
rlbm = 1;
}
if (mode == FW_PS_ACTIVE_MODE) {
byte5 = 0x40;
power_state = FW_PWR_STATE_ACTIVE;
} else {
if (bt_ctrl_lps) {
byte5 = btc_ops->btc_get_lps_val(rtlpriv);
power_state = btc_ops->btc_get_rpwm_val(rtlpriv);
if ((rlbm == 2) && (byte5 & BIT(4))) {
/* Keep awake interval to 1 to prevent from
* decreasing coex performance
*/
awake_intvl = 2;
rlbm = 2;
}
} else {
byte5 = 0x40;
power_state = FW_PWR_STATE_RF_OFF;
}
}
SET_H2CCMD_PWRMODE_PARM_MODE(u1_h2c_set_pwrmode, ((mode) ? 1 : 0));
rlbm = 0;/*YJ,temp,120316. FW now not support RLBM=2.*/
SET_H2CCMD_PWRMODE_PARM_RLBM(u1_h2c_set_pwrmode, rlbm);
SET_H2CCMD_PWRMODE_PARM_SMART_PS(u1_h2c_set_pwrmode,
(rtlpriv->mac80211.p2p) ?
ppsc->smart_ps : 1);
SET_H2CCMD_PWRMODE_PARM_AWAKE_INTERVAL(u1_h2c_set_pwrmode,
ppsc->reg_max_lps_awakeintvl);
awake_intvl);
SET_H2CCMD_PWRMODE_PARM_ALL_QUEUE_UAPSD(u1_h2c_set_pwrmode, 0);
if (mode == FW_PS_ACTIVE_MODE)
power_state |= FW_PWR_STATE_ACTIVE;
else
power_state |= FW_PWR_STATE_RF_OFF;
SET_H2CCMD_PWRMODE_PARM_PWR_STATE(u1_h2c_set_pwrmode, power_state);
SET_H2CCMD_PWRMODE_PARM_BYTE5(u1_h2c_set_pwrmode, byte5);