static void zd_op_configure_filter(struct ieee80211_hw *hw,
unsigned int changed_flags,
unsigned int *new_flags,
int mc_count, struct dev_mc_list *mclist)
{
struct zd_mc_hash hash;
struct zd_mac *mac = zd_hw_mac(hw);
unsigned long flags;
int i;
/* Only deal with supported flags */
changed_flags &= SUPPORTED_FIF_FLAGS;
*new_flags &= SUPPORTED_FIF_FLAGS;
/* changed_flags is always populated but this driver
* doesn't support all FIF flags so its possible we don't
* need to do anything */
if (!changed_flags)
return;
if (*new_flags & (FIF_PROMISC_IN_BSS | FIF_ALLMULTI)) {
zd_mc_add_all(&hash);
} else {
DECLARE_MAC_BUF(macbuf);
zd_mc_clear(&hash);
for (i = 0; i < mc_count; i++) {
if (!mclist)
break;
dev_dbg_f(zd_mac_dev(mac), "mc addr %s\n",
print_mac(macbuf, mclist->dmi_addr));
zd_mc_add_addr(&hash, mclist->dmi_addr);
mclist = mclist->next;
}
}
spin_lock_irqsave(&mac->lock, flags);
mac->pass_failed_fcs = !!(*new_flags & FIF_FCSFAIL);
mac->pass_ctrl = !!(*new_flags & FIF_CONTROL);
mac->multicast_hash = hash;
spin_unlock_irqrestore(&mac->lock, flags);
queue_work(zd_workqueue, &mac->set_multicast_hash_work);
if (changed_flags & FIF_CONTROL)
queue_work(zd_workqueue, &mac->set_rx_filter_work);
/* no handling required for FIF_OTHER_BSS as we don't currently
* do BSSID filtering */
/* FIXME: in future it would be nice to enable the probe response
* filter (so that the driver doesn't see them) until
* FIF_BCN_PRBRESP_PROMISC is set. however due to atomicity here, we'd
* have to schedule work to enable prbresp reception, which might
* happen too late. For now we'll just listen and forward them all the
* time. */
}
void zd_mac_set_multicast_list(struct net_device *dev)
{
struct zd_mc_hash hash;
struct zd_mac *mac = zd_netdev_mac(dev);
struct dev_mc_list *mc;
unsigned long flags;
if (dev->flags & (IFF_PROMISC|IFF_ALLMULTI)) {
zd_mc_add_all(&hash);
} else {
zd_mc_clear(&hash);
for (mc = dev->mc_list; mc; mc = mc->next) {
dev_dbg_f(zd_mac_dev(mac), "mc addr " MAC_FMT "\n",
MAC_ARG(mc->dmi_addr));
zd_mc_add_addr(&hash, mc->dmi_addr);
}
}
spin_lock_irqsave(&mac->lock, flags);
mac->multicast_hash = hash;
spin_unlock_irqrestore(&mac->lock, flags);
queue_work(zd_workqueue, &mac->set_multicast_hash_work);
}
static int set_mc_hash(struct zd_mac *mac)
{
struct zd_mc_hash hash;
zd_mc_clear(&hash);
return zd_chip_set_multicast_hash(&mac->chip, &hash);
}