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Revert "rtlwifi: Fix enter/exit power_save"

Browse Source 
This reverts commit 9806857492, which is
commit ba9f93f82a upstream as it causes
problems.

Reported-by: Dmitry Osipenko <digetx@gmail.com>
Cc: Ping-Ke Shih <pkshih@realtek.com>
Cc: Larry Finger <Larry.Finger@lwfinger.net>
Cc: Kalle Valo <kvalo@codeaurora.org>
Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org
This commit is contained in:
Greg Kroah-Hartman
2017-01-12 08:29:09 +01:00
parent cf365b1173
commit ec3d5c521a
4 changed files with 27 additions and 40 deletions
Download Patch File Download Diff File Expand all files Collapse all files

8
drivers/net/wireless/realtek/rtlwifi/base.c
View File

@@ -1303,13 +1303,12 @@ EXPORT_SYMBOL_GPL(rtl_action_proc);
static void setup_arp_tx(struct rtl_priv *rtlpriv, struct rtl_ps_ctl *ppsc)
{
struct ieee80211_hw *hw = rtlpriv->hw;
rtlpriv->ra.is_special_data = true;
if (rtlpriv->cfg->ops->get_btc_status())
rtlpriv->btcoexist.btc_ops->btc_special_packet_notify(
rtlpriv, 1);
rtl_lps_leave(hw);
rtlpriv->enter_ps = false;
schedule_work(&rtlpriv->works.lps_change_work);
ppsc->last_delaylps_stamp_jiffies = jiffies;
}
@@ -1382,7 +1381,8 @@ u8 rtl_is_special_data(struct ieee80211_hw *hw, struct sk_buff *skb, u8 is_tx,
if (is_tx) {
rtlpriv->ra.is_special_data = true;
rtl_lps_leave(hw);
rtlpriv->enter_ps = false;
schedule_work(&rtlpriv->works.lps_change_work);
ppsc->last_delaylps_stamp_jiffies = jiffies;
}

9
drivers/net/wireless/realtek/rtlwifi/core.c
View File

@@ -1150,8 +1150,10 @@ static void rtl_op_bss_info_changed(struct ieee80211_hw *hw,
} else {
mstatus = RT_MEDIA_DISCONNECT;
if (mac->link_state == MAC80211_LINKED)
rtl_lps_leave(hw);
if (mac->link_state == MAC80211_LINKED) {
rtlpriv->enter_ps = false;
schedule_work(&rtlpriv->works.lps_change_work);
}
if (ppsc->p2p_ps_info.p2p_ps_mode > P2P_PS_NONE)
rtl_p2p_ps_cmd(hw, P2P_PS_DISABLE);
mac->link_state = MAC80211_NOLINK;
@@ -1429,7 +1431,8 @@ static void rtl_op_sw_scan_start(struct ieee80211_hw *hw,
}
if (mac->link_state == MAC80211_LINKED) {
rtl_lps_leave(hw);
rtlpriv->enter_ps = false;
schedule_work(&rtlpriv->works.lps_change_work);
mac->link_state = MAC80211_LINKED_SCANNING;
} else {
rtl_ips_nic_on(hw);

14
drivers/net/wireless/realtek/rtlwifi/pci.c
View File

@@ -663,9 +663,11 @@ tx_status_ok:
}
if (((rtlpriv->link_info.num_rx_inperiod +
rtlpriv->link_info.num_tx_inperiod) > 8) ||
(rtlpriv->link_info.num_rx_inperiod > 2))
rtl_lps_leave(hw);
rtlpriv->link_info.num_tx_inperiod) > 8) ||
(rtlpriv->link_info.num_rx_inperiod > 2)) {
rtlpriv->enter_ps = false;
schedule_work(&rtlpriv->works.lps_change_work);
}
}
static int _rtl_pci_init_one_rxdesc(struct ieee80211_hw *hw,
@@ -916,8 +918,10 @@ new_trx_end:
}
if (((rtlpriv->link_info.num_rx_inperiod +
rtlpriv->link_info.num_tx_inperiod) > 8) ||
(rtlpriv->link_info.num_rx_inperiod > 2))
rtl_lps_leave(hw);
(rtlpriv->link_info.num_rx_inperiod > 2)) {
rtlpriv->enter_ps = false;
schedule_work(&rtlpriv->works.lps_change_work);
}
skb = new_skb;
no_new:
if (rtlpriv->use_new_trx_flow) {

36
drivers/net/wireless/realtek/rtlwifi/ps.c
View File

@@ -407,8 +407,8 @@ void rtl_lps_set_psmode(struct ieee80211_hw *hw, u8 rt_psmode)
}
}
/* Interrupt safe routine to enter the leisure power save mode.*/
static void rtl_lps_enter_core(struct ieee80211_hw *hw)
/*Enter the leisure power save mode.*/
void rtl_lps_enter(struct ieee80211_hw *hw)
{
struct rtl_mac *mac = rtl_mac(rtl_priv(hw));
struct rtl_ps_ctl *ppsc = rtl_psc(rtl_priv(hw));
@@ -444,9 +444,10 @@ static void rtl_lps_enter_core(struct ieee80211_hw *hw)
spin_unlock_irqrestore(&rtlpriv->locks.lps_lock, flag);
}
EXPORT_SYMBOL(rtl_lps_enter);
/* Interrupt safe routine to leave the leisure power save mode.*/
static void rtl_lps_leave_core(struct ieee80211_hw *hw)
/*Leave the leisure power save mode.*/
void rtl_lps_leave(struct ieee80211_hw *hw)
{
struct rtl_priv *rtlpriv = rtl_priv(hw);
struct rtl_ps_ctl *ppsc = rtl_psc(rtl_priv(hw));
@@ -476,6 +477,7 @@ static void rtl_lps_leave_core(struct ieee80211_hw *hw)
}
spin_unlock_irqrestore(&rtlpriv->locks.lps_lock, flag);
}
EXPORT_SYMBOL(rtl_lps_leave);
/* For sw LPS*/
void rtl_swlps_beacon(struct ieee80211_hw *hw, void *data, unsigned int len)
@@ -668,34 +670,12 @@ void rtl_lps_change_work_callback(struct work_struct *work)
struct rtl_priv *rtlpriv = rtl_priv(hw);
if (rtlpriv->enter_ps)
rtl_lps_enter_core(hw);
rtl_lps_enter(hw);
else
rtl_lps_leave_core(hw);
rtl_lps_leave(hw);
}
EXPORT_SYMBOL_GPL(rtl_lps_change_work_callback);
void rtl_lps_enter(struct ieee80211_hw *hw)
{
struct rtl_priv *rtlpriv = rtl_priv(hw);
if (!in_interrupt())
return rtl_lps_enter_core(hw);
rtlpriv->enter_ps = true;
schedule_work(&rtlpriv->works.lps_change_work);
}
EXPORT_SYMBOL_GPL(rtl_lps_enter);
void rtl_lps_leave(struct ieee80211_hw *hw)
{
struct rtl_priv *rtlpriv = rtl_priv(hw);
if (!in_interrupt())
return rtl_lps_leave_core(hw);
rtlpriv->enter_ps = false;
schedule_work(&rtlpriv->works.lps_change_work);
}
EXPORT_SYMBOL_GPL(rtl_lps_leave);
void rtl_swlps_wq_callback(void *data)
{
struct rtl_works *rtlworks = container_of_dwork_rtl(data,