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staging: vt6656: mac80211 conversion: change vnt_next_tbtt_wakeup 

Wake up to listen to next beacon when struct ieee80211_conf -> listen_interval == 1

Signed-off-by: Malcolm Priestley <tvboxspy@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Malcolm Priestley 2014-06-25 21:14:31 +01:00 committed by Greg Kroah-Hartman
parent f31a67ae11
commit f7c7f7f268
1 changed files with 7 additions and 17 deletions
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24
drivers/staging/vt6656/power.c
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@ -293,25 +293,15 @@ int PSbSendNullPacket(struct vnt_private *pDevice)
int vnt_next_tbtt_wakeup(struct vnt_private *priv)
{
struct vnt_manager *mgmt = &priv->vnt_mgmt;
struct ieee80211_hw *hw = priv->hw;
struct ieee80211_conf *conf = &hw->conf;
int wake_up = false;
if (mgmt->wListenInterval >= 2) {
if (mgmt->wCountToWakeUp == 0)
mgmt->wCountToWakeUp = mgmt->wListenInterval;
mgmt->wCountToWakeUp--;
if (mgmt->wCountToWakeUp == 1) {
/* Turn on wake up to listen next beacon */
vnt_mac_reg_bits_on(priv, MAC_REG_PSCTL, PSCTL_LNBCN);
priv->bPSRxBeacon = false;
wake_up = true;
} else if (!priv->bPSRxBeacon) {
/* Listen until RxBeacon */
vnt_mac_reg_bits_on(priv, MAC_REG_PSCTL, PSCTL_LNBCN);
}
if (conf->listen_interval == 1) {
/* Turn on wake up to listen next beacon */
vnt_mac_reg_bits_on(priv, MAC_REG_PSCTL, PSCTL_LNBCN);
wake_up = true;
}
return wake_up;
}