diff options
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/net/wireless/bcm43xx/bcm43xx.h | 2 | ||||
| -rw-r--r-- | drivers/net/wireless/bcm43xx/bcm43xx_main.c | 4 | ||||
| -rw-r--r-- | drivers/net/wireless/bcm43xx/bcm43xx_phy.c | 9 | ||||
| -rw-r--r-- | drivers/net/wireless/bcm43xx/bcm43xx_wx.c | 44 |
4 files changed, 44 insertions, 15 deletions
diff --git a/drivers/net/wireless/bcm43xx/bcm43xx.h b/drivers/net/wireless/bcm43xx/bcm43xx.h index 7b97d8bf79e..981d563f573 100644 --- a/drivers/net/wireless/bcm43xx/bcm43xx.h +++ b/drivers/net/wireless/bcm43xx/bcm43xx.h @@ -525,6 +525,8 @@ struct bcm43xx_radioinfo { * 3: tx_CTL2 */ u16 txpower[4]; + /* Desired TX power in dBm Q5.2 */ + u16 txpower_desired; /* Current Interference Mitigation mode */ int interfmode; /* Stack of saved values from the Interference Mitigation code */ diff --git a/drivers/net/wireless/bcm43xx/bcm43xx_main.c b/drivers/net/wireless/bcm43xx/bcm43xx_main.c index 1051a49ddaf..8e08c41f86d 100644 --- a/drivers/net/wireless/bcm43xx/bcm43xx_main.c +++ b/drivers/net/wireless/bcm43xx/bcm43xx_main.c @@ -793,6 +793,10 @@ static int bcm43xx_read_radioinfo(struct bcm43xx_private *bcm) bcm->current_core->radio->txpower[2] = 3; else bcm->current_core->radio->txpower[2] = 0; + if (bcm->current_core->phy->type == BCM43xx_PHYTYPE_A) + bcm->current_core->radio->txpower_desired = bcm->sprom.maxpower_aphy; + else + bcm->current_core->radio->txpower_desired = bcm->sprom.maxpower_bgphy; /* Initialize the in-memory nrssi Lookup Table. */ for (i = 0; i < 64; i++) diff --git a/drivers/net/wireless/bcm43xx/bcm43xx_phy.c b/drivers/net/wireless/bcm43xx/bcm43xx_phy.c index d90f207b247..d3c2fc1df37 100644 --- a/drivers/net/wireless/bcm43xx/bcm43xx_phy.c +++ b/drivers/net/wireless/bcm43xx/bcm43xx_phy.c @@ -1768,14 +1768,9 @@ void bcm43xx_phy_xmitpower(struct bcm43xx_private *bcm) where REG is the max power as per the regulatory domain */ - /*TODO: Get desired_pwr from wx_handlers or the stack - limit_value(desired_pwr, 0, max_pwr); - */ - - desired_pwr = max_pwr; /* remove this when we have a real desired_pwr */ - + desired_pwr = limit_value(radio->txpower_desired, 0, max_pwr); + /* Check if we need to adjust the current power. */ pwr_adjust = desired_pwr - estimated_pwr; - radio_att_delta = -(pwr_adjust + 7) >> 3; baseband_att_delta = -(pwr_adjust >> 1) - (4 * radio_att_delta); if ((radio_att_delta == 0) && (baseband_att_delta == 0)) { 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, |