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staging: wfx: simplify wfx_ps_notify_sta()

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wfx_ps_notify_sta() is too complex compared to the task it do.

Signed-off-by: Jérôme Pouiller <jerome.pouiller@silabs.com>
Link: https://lore.kernel.org/r/20200115135338.14374-59-Jerome.Pouiller@silabs.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Jérôme Pouiller 2020-01-15 13:55:27 +00:00 committed by Greg Kroah-Hartman
parent a3c529a835
commit ded6ca11af
1 changed files with 6 additions and 18 deletions
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24
drivers/staging/wfx/sta.c
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@ -842,26 +842,14 @@ void wfx_bss_info_changed(struct ieee80211_hw *hw,
static void wfx_ps_notify_sta(struct wfx_vif *wvif,
enum sta_notify_cmd notify_cmd, int link_id)
{
u32 bit, prev;
spin_lock_bh(&wvif->ps_state_lock);
bit = BIT(link_id);
prev = wvif->sta_asleep_mask & bit;
switch (notify_cmd) {
case STA_NOTIFY_SLEEP:
if (!prev) {
wvif->sta_asleep_mask |= bit;
}
break;
case STA_NOTIFY_AWAKE:
if (prev) {
wvif->sta_asleep_mask &= ~bit;
wfx_bh_request_tx(wvif->wdev);
}
break;
}
if (notify_cmd == STA_NOTIFY_SLEEP)
wvif->sta_asleep_mask |= BIT(link_id);
else // notify_cmd == STA_NOTIFY_AWAKE
wvif->sta_asleep_mask &= ~BIT(link_id);
spin_unlock_bh(&wvif->ps_state_lock);
if (notify_cmd == STA_NOTIFY_AWAKE)
wfx_bh_request_tx(wvif->wdev);
}
void wfx_sta_notify(struct ieee80211_hw *hw, struct ieee80211_vif *vif,