diff options
Diffstat (limited to 'drivers/net/wireless/bcm43xx/bcm43xx_wx.c')
| -rw-r--r-- | drivers/net/wireless/bcm43xx/bcm43xx_wx.c | 44 |
1 files changed, 36 insertions, 8 deletions
diff --git a/drivers/net/wireless/bcm43xx/bcm43xx_wx.c b/drivers/net/wireless/bcm43xx/bcm43xx_wx.c index c1d788d50f4..bed7cfbe81d 100644 --- a/drivers/net/wireless/bcm43xx/bcm43xx_wx.c +++ b/drivers/net/wireless/bcm43xx/bcm43xx_wx.c @@ -484,21 +484,40 @@ static int bcm43xx_wx_set_xmitpower(struct net_device *net_dev, char *extra) { struct bcm43xx_private *bcm = bcm43xx_priv(net_dev); + struct bcm43xx_radioinfo *radio; + struct bcm43xx_phyinfo *phy; unsigned long flags; int err = -ENODEV; + u16 maxpower; wx_enter(); + if ((data->txpower.flags & IW_TXPOW_TYPE) != IW_TXPOW_DBM) { + printk(PFX KERN_ERR "TX power not in dBm.\n"); + return -EOPNOTSUPP; + } + spin_lock_irqsave(&bcm->lock, flags); if (!bcm->initialized) goto out_unlock; - if (data->power.disabled != (!(bcm->current_core->radio->enabled))) { - if (data->power.disabled) + radio = bcm->current_core->radio; + phy = bcm->current_core->phy; + if (data->txpower.disabled != (!(radio->enabled))) { + if (data->txpower.disabled) bcm43xx_radio_turn_off(bcm); else bcm43xx_radio_turn_on(bcm); } - //TODO: set txpower. + if (data->txpower.value > 0) { + /* desired and maxpower dBm values are in Q5.2 */ + if (phy->type == BCM43xx_PHYTYPE_A) + maxpower = bcm->sprom.maxpower_aphy; + else + maxpower = bcm->sprom.maxpower_bgphy; + radio->txpower_desired = limit_value(data->txpower.value << 2, + 0, maxpower); + bcm43xx_phy_xmitpower(bcm); + } err = 0; out_unlock: @@ -513,18 +532,27 @@ static int bcm43xx_wx_get_xmitpower(struct net_device *net_dev, char *extra) { struct bcm43xx_private *bcm = bcm43xx_priv(net_dev); + struct bcm43xx_radioinfo *radio; unsigned long flags; + int err = -ENODEV; wx_enter(); spin_lock_irqsave(&bcm->lock, flags); -//TODO data->power.value = ??? - data->power.fixed = 1; - data->power.flags = IW_TXPOW_DBM; - data->power.disabled = !(bcm->current_core->radio->enabled); + if (!bcm->initialized) + goto out_unlock; + radio = bcm->current_core->radio; + /* desired dBm value is in Q5.2 */ + data->txpower.value = radio->txpower_desired >> 2; + data->txpower.fixed = 1; + data->txpower.flags = IW_TXPOW_DBM; + data->txpower.disabled = !(radio->enabled); + + err = 0; +out_unlock: spin_unlock_irqrestore(&bcm->lock, flags); - return 0; + return err; } static int bcm43xx_wx_set_retry(struct net_device *net_dev, |