Signed-off-by: Kalle Valo <kalle.valo@xxxxxx> --- drivers/net/wireless/at76_usb.c | 28 ++++++++++++++++++++++++++-- drivers/net/wireless/at76_usb.h | 2 ++ 2 files changed, 28 insertions(+), 2 deletions(-) diff --git a/drivers/net/wireless/at76_usb.c b/drivers/net/wireless/at76_usb.c index 6e8a001..0d26086 100644 --- a/drivers/net/wireless/at76_usb.c +++ b/drivers/net/wireless/at76_usb.c @@ -19,7 +19,6 @@ * Some iw_handler code was taken from airo.c, (C) 1999 Benjamin Reed * * TODO for the mac80211 port: - * o monitor mode * o adhoc support * o hardware wep encryption * o RTS/CTS support @@ -5296,6 +5295,8 @@ static int at76_mac80211_start(struct ieee80211_hw *hw) at76_startup_device(priv); + at76_start_monitor(priv); + error: mutex_unlock(&priv->mtx); @@ -5487,6 +5488,8 @@ static int at76_config(struct ieee80211_hw *hw, struct ieee80211_conf *conf) if (is_valid_ether_addr(priv->bssid)) at76_join(priv); + else + at76_start_monitor(priv); mutex_unlock(&priv->mtx); @@ -5519,16 +5522,37 @@ static int at76_config_interface(struct ieee80211_hw *hw, return 0; } +/* must be atomic */ static void at76_configure_filter(struct ieee80211_hw *hw, unsigned int changed_flags, unsigned int *total_flags, int mc_count, struct dev_addr_list *mc_list) { + struct at76_mac80211_priv *m_priv = hw->priv; + struct at76_priv *priv = m_priv->at76_priv; + int flags; + at76_dbg(DBG_MAC80211, "%s(): changed_flags=0x%08x " "total_flags=0x%08x mc_count=%d", __func__, changed_flags, *total_flags, mc_count); - *total_flags = 0; + flags = changed_flags & AT76_SUPPORTED_FILTERS; + *total_flags = AT76_SUPPORTED_FILTERS; + + /* FIXME: access to priv->promisc should be protected with + * priv->mtx, but it's impossible because this function needs to be + * atomic */ + + if (flags && !priv->promisc) { + /* mac80211 wants us to enable promiscuous mode */ + priv->promisc = 1; + } else if (!flags && priv->promisc) { + /* we need to disable promiscuous mode */ + priv->promisc = 0; + } else + return; + + queue_work(hw->workqueue, &priv->work_set_promisc); } static const struct ieee80211_ops at76_ops = { diff --git a/drivers/net/wireless/at76_usb.h b/drivers/net/wireless/at76_usb.h index 555a948..baa85a5 100644 --- a/drivers/net/wireless/at76_usb.h +++ b/drivers/net/wireless/at76_usb.h @@ -577,6 +577,8 @@ struct at76_rx_radiotap { s8 rt_noise; }; +#define AT76_SUPPORTED_FILTERS FIF_PROMISC_IN_BSS + #define AT76_RX_RADIOTAP_PRESENT \ ((1 << IEEE80211_RADIOTAP_TSFT) | \ (1 << IEEE80211_RADIOTAP_FLAGS) | \ - To unsubscribe from this list: send the line "unsubscribe linux-wireless" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html