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staging: rtl8192e: Don't disable interrupts in mgmt_tx_lock
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Signed-off-by: Mike McCormack <mikem@ring3k.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
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Mike McCormack authored and Greg Kroah-Hartman committed Feb 18, 2011
1 parent 4573d14 commit 0cfc618
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Showing 2 changed files with 14 additions and 17 deletions.
25 changes: 12 additions & 13 deletions drivers/staging/rtl8192e/ieee80211/ieee80211_softmac.c
Original file line number Diff line number Diff line change
Expand Up @@ -249,7 +249,7 @@ inline void softmac_mgmt_xmit(struct sk_buff *skb, struct ieee80211_device *ieee
spin_unlock_irqrestore(&ieee->lock, flags);
}else{
spin_unlock_irqrestore(&ieee->lock, flags);
spin_lock_irqsave(&ieee->mgmt_tx_lock, flags);
spin_lock(&ieee->mgmt_tx_lock);

header->seq_ctl = cpu_to_le16(ieee->seq_ctrl[0] << 4);

Expand All @@ -270,7 +270,7 @@ inline void softmac_mgmt_xmit(struct sk_buff *skb, struct ieee80211_device *ieee
} else {
ieee->softmac_hard_start_xmit(skb,ieee->dev);
}
spin_unlock_irqrestore(&ieee->mgmt_tx_lock, flags);
spin_unlock(&ieee->mgmt_tx_lock);
}
}

Expand Down Expand Up @@ -1830,8 +1830,7 @@ inline void ieee80211_sta_ps(struct ieee80211_device *ieee)

u32 th,tl;
short sleep;

unsigned long flags,flags2;
unsigned long flags;

spin_lock_irqsave(&ieee->lock, flags);

Expand All @@ -1842,11 +1841,11 @@ inline void ieee80211_sta_ps(struct ieee80211_device *ieee)
// #warning CHECK_LOCK_HERE
printk("=====>%s(): no need to ps,wake up!! ieee->ps is %d,ieee->iw_mode is %d,ieee->state is %d\n",
__FUNCTION__,ieee->ps,ieee->iw_mode,ieee->state);
spin_lock_irqsave(&ieee->mgmt_tx_lock, flags2);
spin_lock(&ieee->mgmt_tx_lock);

ieee80211_sta_wakeup(ieee, 1);

spin_unlock_irqrestore(&ieee->mgmt_tx_lock, flags2);
spin_unlock(&ieee->mgmt_tx_lock);
}

sleep = ieee80211_sta_ps_sleep(ieee,&th, &tl);
Expand All @@ -1861,7 +1860,7 @@ inline void ieee80211_sta_ps(struct ieee80211_device *ieee)
}

else if(ieee->sta_sleep == 0){
spin_lock_irqsave(&ieee->mgmt_tx_lock, flags2);
spin_lock(&ieee->mgmt_tx_lock);

if(ieee->ps_is_queue_empty(ieee->dev)){
ieee->sta_sleep = 2;
Expand All @@ -1870,18 +1869,18 @@ inline void ieee80211_sta_ps(struct ieee80211_device *ieee)
ieee->ps_th = th;
ieee->ps_tl = tl;
}
spin_unlock_irqrestore(&ieee->mgmt_tx_lock, flags2);
spin_unlock(&ieee->mgmt_tx_lock);

}

ieee->bAwakePktSent = false;//after null to power save we set it to false. not listen every beacon.

}else if(sleep == 2){
spin_lock_irqsave(&ieee->mgmt_tx_lock, flags2);
spin_lock(&ieee->mgmt_tx_lock);

ieee80211_sta_wakeup(ieee,1);

spin_unlock_irqrestore(&ieee->mgmt_tx_lock, flags2);
spin_unlock(&ieee->mgmt_tx_lock);
}

out:
Expand Down Expand Up @@ -1933,7 +1932,7 @@ void ieee80211_sta_wakeup(struct ieee80211_device *ieee, short nl)

void ieee80211_ps_tx_ack(struct ieee80211_device *ieee, short success)
{
unsigned long flags,flags2;
unsigned long flags;

spin_lock_irqsave(&ieee->lock, flags);

Expand All @@ -1946,7 +1945,7 @@ void ieee80211_ps_tx_ack(struct ieee80211_device *ieee, short success)
} else {/* 21112005 - tx again null without PS bit if lost */

if((ieee->sta_sleep == 0) && !success){
spin_lock_irqsave(&ieee->mgmt_tx_lock, flags2);
spin_lock(&ieee->mgmt_tx_lock);
//ieee80211_sta_ps_send_null_frame(ieee, 0);
if(ieee->pHTInfo->IOTAction & HT_IOT_ACT_NULL_DATA_POWER_SAVING)
{
Expand All @@ -1956,7 +1955,7 @@ void ieee80211_ps_tx_ack(struct ieee80211_device *ieee, short success)
{
ieee80211_sta_ps_send_pspoll_frame(ieee);
}
spin_unlock_irqrestore(&ieee->mgmt_tx_lock, flags2);
spin_unlock(&ieee->mgmt_tx_lock);
}
}
spin_unlock_irqrestore(&ieee->lock, flags);
Expand Down
6 changes: 2 additions & 4 deletions drivers/staging/rtl8192e/r8192E_core.c
Original file line number Diff line number Diff line change
Expand Up @@ -3234,16 +3234,14 @@ bool MgntActSet_802_11_PowerSaveMode(struct net_device *dev, u8 rtPsMode)
// Awake immediately
if(priv->ieee80211->sta_sleep != 0 && rtPsMode == IEEE80211_PS_DISABLED)
{
unsigned long flags;

// Notify the AP we awke.
rtl8192_hw_wakeup(dev);
priv->ieee80211->sta_sleep = 0;

spin_lock_irqsave(&(priv->ieee80211->mgmt_tx_lock), flags);
spin_lock(&priv->ieee80211->mgmt_tx_lock);
printk("LPS leave: notify AP we are awaked ++++++++++ SendNullFunctionData\n");
ieee80211_sta_ps_send_null_frame(priv->ieee80211, 0);
spin_unlock_irqrestore(&(priv->ieee80211->mgmt_tx_lock), flags);
spin_unlock(&priv->ieee80211->mgmt_tx_lock);
}

return true;
Expand Down

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