}
}
+static u64 adm8211_prepare_multicast(struct ieee80211_hw *hw,
+ int mc_count, struct dev_addr_list *mclist)
+{
+ unsigned int bit_nr, i;
+ u32 mc_filter[2];
+
+ mc_filter[1] = mc_filter[0] = 0;
+
+ for (i = 0; i < mc_count; i++) {
+ if (!mclist)
+ break;
+ bit_nr = ether_crc(ETH_ALEN, mclist->dmi_addr) >> 26;
+
+ bit_nr &= 0x3F;
+ mc_filter[bit_nr >> 5] |= 1 << (bit_nr & 31);
+ mclist = mclist->next;
+ }
+
+ return mc_filter[0] | ((u64)(mc_filter[1]) << 32);
+}
+
static void adm8211_configure_filter(struct ieee80211_hw *dev,
unsigned int changed_flags,
unsigned int *total_flags,
- int mc_count, struct dev_mc_list *mclist)
+ u64 multicast)
{
static const u8 bcast[ETH_ALEN] = { 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF };
struct adm8211_priv *priv = dev->priv;
- unsigned int bit_nr, new_flags;
+ unsigned int new_flags;
u32 mc_filter[2];
- int i;
+
+ mc_filter[0] = multicast;
+ mc_filter[1] = multicast >> 32;
new_flags = 0;
priv->nar |= ADM8211_NAR_PR;
priv->nar &= ~ADM8211_NAR_MM;
mc_filter[1] = mc_filter[0] = ~0;
- } else if ((*total_flags & FIF_ALLMULTI) || (mc_count > 32)) {
+ } else if (*total_flags & FIF_ALLMULTI || multicast == ~(0ULL)) {
new_flags |= FIF_ALLMULTI;
priv->nar &= ~ADM8211_NAR_PR;
priv->nar |= ADM8211_NAR_MM;
mc_filter[1] = mc_filter[0] = ~0;
} else {
priv->nar &= ~(ADM8211_NAR_MM | ADM8211_NAR_PR);
- mc_filter[1] = mc_filter[0] = 0;
- for (i = 0; i < mc_count; i++) {
- if (!mclist)
- break;
- bit_nr = ether_crc(ETH_ALEN, mclist->dmi_addr) >> 26;
-
- bit_nr &= 0x3F;
- mc_filter[bit_nr >> 5] |= 1 << (bit_nr & 31);
- mclist = mclist->next;
- }
}
ADM8211_IDLE_RX();
.remove_interface = adm8211_remove_interface,
.config = adm8211_config,
.bss_info_changed = adm8211_bss_info_changed,
+ .prepare_multicast = adm8211_prepare_multicast,
.configure_filter = adm8211_configure_filter,
.get_stats = adm8211_get_stats,
.get_tx_stats = adm8211_get_tx_stats,
/* 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)
+ unsigned int *total_flags, u64 multicast)
{
struct at76_priv *priv = hw->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=0x%08x",
+ __func__, changed_flags, *total_flags);
flags = changed_flags & AT76_SUPPORTED_FILTERS;
*total_flags = AT76_SUPPORTED_FILTERS;
mutex_unlock(&ar->mutex);
}
+static u64 ar9170_op_prepare_multicast(struct ieee80211_hw *hw, int mc_count,
+ struct dev_addr_list *mclist)
+{
+ u64 mchash;
+ int i;
+
+ /* always get broadcast frames */
+ mchash = 1ULL << (0xff >> 2);
+
+ for (i = 0; i < mc_count; i++) {
+ if (WARN_ON(!mclist))
+ break;
+ mchash |= 1ULL << (mclist->dmi_addr[5] >> 2);
+ mclist = mclist->next;
+ }
+
+ return mchash;
+}
+
static void ar9170_op_configure_filter(struct ieee80211_hw *hw,
unsigned int changed_flags,
unsigned int *new_flags,
- int mc_count, struct dev_mc_list *mclist)
+ u64 multicast)
{
struct ar9170 *ar = hw->priv;
* then checking the error flags, later.
*/
- if (changed_flags & FIF_ALLMULTI) {
- if (*new_flags & FIF_ALLMULTI) {
- ar->want_mc_hash = ~0ULL;
- } else {
- u64 mchash;
- int i;
-
- /* always get broadcast frames */
- mchash = 1ULL << (0xff >> 2);
+ if (changed_flags & FIF_ALLMULTI && *new_flags & FIF_ALLMULTI)
+ multicast = ~0ULL;
- for (i = 0; i < mc_count; i++) {
- if (WARN_ON(!mclist))
- break;
- mchash |= 1ULL << (mclist->dmi_addr[5] >> 2);
- mclist = mclist->next;
- }
- ar->want_mc_hash = mchash;
- }
+ if (multicast != ar->want_mc_hash) {
+ ar->want_mc_hash = multicast;
set_bit(AR9170_FILTER_CHANGED_MULTICAST, &ar->filter_changed);
}
.add_interface = ar9170_op_add_interface,
.remove_interface = ar9170_op_remove_interface,
.config = ar9170_op_config,
+ .prepare_multicast = ar9170_op_prepare_multicast,
.configure_filter = ar9170_op_configure_filter,
.conf_tx = ar9170_conf_tx,
.bss_info_changed = ar9170_op_bss_info_changed,
static void ath5k_remove_interface(struct ieee80211_hw *hw,
struct ieee80211_if_init_conf *conf);
static int ath5k_config(struct ieee80211_hw *hw, u32 changed);
+static u64 ath5k_prepare_multicast(struct ieee80211_hw *hw,
+ int mc_count, struct dev_addr_list *mc_list);
static void ath5k_configure_filter(struct ieee80211_hw *hw,
unsigned int changed_flags,
unsigned int *new_flags,
- int mc_count, struct dev_mc_list *mclist);
+ u64 multicast);
static int ath5k_set_key(struct ieee80211_hw *hw,
enum set_key_cmd cmd,
struct ieee80211_vif *vif, struct ieee80211_sta *sta,
.add_interface = ath5k_add_interface,
.remove_interface = ath5k_remove_interface,
.config = ath5k_config,
+ .prepare_multicast = ath5k_prepare_multicast,
.configure_filter = ath5k_configure_filter,
.set_key = ath5k_set_key,
.get_stats = ath5k_get_stats,
return ret;
}
+static u64 ath5k_prepare_multicast(struct ieee80211_hw *hw,
+ int mc_count, struct dev_addr_list *mclist)
+{
+ u32 mfilt[2], val;
+ int i;
+ u8 pos;
+
+ mfilt[0] = 0;
+ mfilt[1] = 1;
+
+ for (i = 0; i < mc_count; i++) {
+ if (!mclist)
+ break;
+ /* calculate XOR of eight 6-bit values */
+ val = get_unaligned_le32(mclist->dmi_addr + 0);
+ pos = (val >> 18) ^ (val >> 12) ^ (val >> 6) ^ val;
+ val = get_unaligned_le32(mclist->dmi_addr + 3);
+ pos ^= (val >> 18) ^ (val >> 12) ^ (val >> 6) ^ val;
+ pos &= 0x3f;
+ mfilt[pos / 32] |= (1 << (pos % 32));
+ /* XXX: we might be able to just do this instead,
+ * but not sure, needs testing, if we do use this we'd
+ * neet to inform below to not reset the mcast */
+ /* ath5k_hw_set_mcast_filterindex(ah,
+ * mclist->dmi_addr[5]); */
+ mclist = mclist->next;
+ }
+
+ return ((u64)(mfilt[1]) << 32) | mfilt[0];
+}
+
#define SUPPORTED_FIF_FLAGS \
FIF_PROMISC_IN_BSS | FIF_ALLMULTI | FIF_FCSFAIL | \
FIF_PLCPFAIL | FIF_CONTROL | FIF_OTHER_BSS | \
static void ath5k_configure_filter(struct ieee80211_hw *hw,
unsigned int changed_flags,
unsigned int *new_flags,
- int mc_count, struct dev_mc_list *mclist)
+ u64 multicast)
{
struct ath5k_softc *sc = hw->priv;
struct ath5k_hw *ah = sc->ah;
- u32 mfilt[2], val, rfilt;
- u8 pos;
- int i;
+ u32 mfilt[2], rfilt;
- mfilt[0] = 0;
- mfilt[1] = 0;
+ mfilt[0] = multicast;
+ mfilt[1] = multicast >> 32;
/* Only deal with supported flags */
changed_flags &= SUPPORTED_FIF_FLAGS;
if (*new_flags & FIF_ALLMULTI) {
mfilt[0] = ~0;
mfilt[1] = ~0;
- } else {
- for (i = 0; i < mc_count; i++) {
- if (!mclist)
- break;
- /* calculate XOR of eight 6-bit values */
- val = get_unaligned_le32(mclist->dmi_addr + 0);
- pos = (val >> 18) ^ (val >> 12) ^ (val >> 6) ^ val;
- val = get_unaligned_le32(mclist->dmi_addr + 3);
- pos ^= (val >> 18) ^ (val >> 12) ^ (val >> 6) ^ val;
- pos &= 0x3f;
- mfilt[pos / 32] |= (1 << (pos % 32));
- /* XXX: we might be able to just do this instead,
- * but not sure, needs testing, if we do use this we'd
- * neet to inform below to not reset the mcast */
- /* ath5k_hw_set_mcast_filterindex(ah,
- * mclist->dmi_addr[5]); */
- mclist = mclist->next;
- }
}
/* This is the best we can do */
static void ath9k_configure_filter(struct ieee80211_hw *hw,
unsigned int changed_flags,
unsigned int *total_flags,
- int mc_count,
- struct dev_mc_list *mclist)
+ u64 multicast)
{
struct ath_wiphy *aphy = hw->priv;
struct ath_softc *sc = aphy->sc;
static void b43_op_configure_filter(struct ieee80211_hw *hw,
unsigned int changed, unsigned int *fflags,
- int mc_count, struct dev_addr_list *mc_list)
+ u64 multicast)
{
struct b43_wl *wl = hw_to_b43_wl(hw);
struct b43_wldev *dev = wl->current_dev;
static void b43legacy_op_configure_filter(struct ieee80211_hw *hw,
unsigned int changed,
- unsigned int *fflags,
- int mc_count,
- struct dev_addr_list *mc_list)
+ unsigned int *fflags,u64 multicast)
{
struct b43legacy_wl *wl = hw_to_b43legacy_wl(hw);
struct b43legacy_wldev *dev = wl->current_dev;
void iwl_configure_filter(struct ieee80211_hw *hw,
unsigned int changed_flags,
unsigned int *total_flags,
- int mc_count, struct dev_addr_list *mc_list)
+ u64 multicast)
{
struct iwl_priv *priv = hw->priv;
__le32 *filter_flags = &priv->staging_rxon.filter_flags;
void iwl_irq_handle_error(struct iwl_priv *priv);
void iwl_configure_filter(struct ieee80211_hw *hw,
unsigned int changed_flags,
- unsigned int *total_flags,
- int mc_count, struct dev_addr_list *mc_list);
+ unsigned int *total_flags, u64 multicast);
int iwl_hw_nic_init(struct iwl_priv *priv);
int iwl_setup_mac(struct iwl_priv *priv);
int iwl_set_hw_params(struct iwl_priv *priv);
return 0;
}
+static u64 lbtf_op_prepare_multicast(struct ieee80211_hw *hw,
+ int mc_count, struct dev_addr_list *mclist)
+{
+ struct lbtf_private *priv = hw->priv;
+ int i;
+
+ if (!mc_count || mc_count > MRVDRV_MAX_MULTICAST_LIST_SIZE)
+ return mc_count;
+
+ priv->nr_of_multicastmacaddr = mc_count;
+ for (i = 0; i < mc_count; i++) {
+ if (!mclist)
+ break;
+ memcpy(&priv->multicastlist[i], mclist->da_addr,
+ ETH_ALEN);
+ mclist = mclist->next;
+ }
+
+ return mc_count;
+}
+
#define SUPPORTED_FIF_FLAGS (FIF_PROMISC_IN_BSS | FIF_ALLMULTI)
static void lbtf_op_configure_filter(struct ieee80211_hw *hw,
unsigned int changed_flags,
unsigned int *new_flags,
- int mc_count, struct dev_mc_list *mclist)
+ u64 multicast)
{
struct lbtf_private *priv = hw->priv;
int old_mac_control = priv->mac_control;
- int i;
changed_flags &= SUPPORTED_FIF_FLAGS;
*new_flags &= SUPPORTED_FIF_FLAGS;
else
priv->mac_control &= ~CMD_ACT_MAC_PROMISCUOUS_ENABLE;
if (*new_flags & (FIF_ALLMULTI) ||
- mc_count > MRVDRV_MAX_MULTICAST_LIST_SIZE) {
+ multicast > MRVDRV_MAX_MULTICAST_LIST_SIZE) {
priv->mac_control |= CMD_ACT_MAC_ALL_MULTICAST_ENABLE;
priv->mac_control &= ~CMD_ACT_MAC_MULTICAST_ENABLE;
- } else if (mc_count) {
+ } else if (multicast) {
priv->mac_control |= CMD_ACT_MAC_MULTICAST_ENABLE;
priv->mac_control &= ~CMD_ACT_MAC_ALL_MULTICAST_ENABLE;
- priv->nr_of_multicastmacaddr = mc_count;
- for (i = 0; i < mc_count; i++) {
- if (!mclist)
- break;
- memcpy(&priv->multicastlist[i], mclist->da_addr,
- ETH_ALEN);
- mclist = mclist->next;
- }
lbtf_cmd_set_mac_multicast_addr(priv);
} else {
priv->mac_control &= ~(CMD_ACT_MAC_MULTICAST_ENABLE |
.add_interface = lbtf_op_add_interface,
.remove_interface = lbtf_op_remove_interface,
.config = lbtf_op_config,
+ .prepare_multicast = lbtf_op_prepare_multicast,
.configure_filter = lbtf_op_configure_filter,
.bss_info_changed = lbtf_op_bss_info_changed,
};
static void mac80211_hwsim_configure_filter(struct ieee80211_hw *hw,
unsigned int changed_flags,
- unsigned int *total_flags,
- int mc_count,
- struct dev_addr_list *mc_list)
+ unsigned int *total_flags,u64 multicast)
{
struct mac80211_hwsim_data *data = hw->priv;
return rc;
}
+static u64 mwl8k_prepare_multicast(struct ieee80211_hw *hw,
+ int mc_count, struct dev_addr_list *mclist)
+{
+ struct mwl8k_configure_filter_worker *worker;
+
+ worker = kzalloc(sizeof(*worker), GFP_ATOMIC);
+
+ if (!worker)
+ return 0;
+
+ /*
+ * XXX: This is _HORRIBLY_ broken!!
+ *
+ * No locking, the mclist pointer might be invalid as soon as this
+ * function returns, something in the list might be invalidated
+ * once we get to the worker, etc...
+ */
+ worker->mc_count = mc_count;
+ worker->mclist = mclist;
+
+ return (u64)worker;
+}
+
static void mwl8k_configure_filter(struct ieee80211_hw *hw,
unsigned int changed_flags,
unsigned int *total_flags,
- int mc_count,
- struct dev_addr_list *mclist)
+ u64 multicast)
{
- struct mwl8k_configure_filter_worker *worker;
+ struct mwl8k_configure_filter_worker *worker = (void *)multicast;
struct mwl8k_priv *priv = hw->priv;
/* Clear unsupported feature flags */
*total_flags &= MWL8K_SUPPORTED_IF_FLAGS;
- if (!(changed_flags & MWL8K_SUPPORTED_IF_FLAGS) && !mc_count)
+ if (!(changed_flags & MWL8K_SUPPORTED_IF_FLAGS))
return;
- worker = kzalloc(sizeof(*worker), GFP_ATOMIC);
if (worker == NULL)
return;
worker->header.options = MWL8K_WQ_QUEUE_ONLY | MWL8K_WQ_TX_WAIT_EMPTY;
worker->changed_flags = changed_flags;
worker->total_flags = total_flags;
- worker->mc_count = mc_count;
- worker->mclist = mclist;
mwl8k_queue_work(hw, &worker->header, priv->config_wq,
mwl8k_configure_filter_wt);
.remove_interface = mwl8k_remove_interface,
.config = mwl8k_config,
.bss_info_changed = mwl8k_bss_info_changed,
+ .prepare_multicast = mwl8k_prepare_multicast,
.configure_filter = mwl8k_configure_filter,
.set_rts_threshold = mwl8k_set_rts_threshold,
.conf_tx = mwl8k_conf_tx,
static void p54_configure_filter(struct ieee80211_hw *dev,
unsigned int changed_flags,
unsigned int *total_flags,
- int mc_count, struct dev_mc_list *mclist)
+ u64 multicast)
{
struct p54_common *priv = dev->priv;
void rt2x00mac_configure_filter(struct ieee80211_hw *hw,
unsigned int changed_flags,
unsigned int *total_flags,
- int mc_count, struct dev_addr_list *mc_list);
+ u64 multicast);
int rt2x00mac_set_tim(struct ieee80211_hw *hw, struct ieee80211_sta *sta,
bool set);
#ifdef CONFIG_RT2X00_LIB_CRYPTO
void rt2x00mac_configure_filter(struct ieee80211_hw *hw,
unsigned int changed_flags,
unsigned int *total_flags,
- int mc_count, struct dev_addr_list *mc_list)
+ u64 multicast)
{
struct rt2x00_dev *rt2x00dev = hw->priv;
priv->rf->conf_erp(dev, info);
}
+static u64 rtl8180_prepare_multicast(struct ieee80211_hw *dev, int mc_count,
+ struct dev_addr_list *mc_list)
+{
+ return mc_count;
+}
+
static void rtl8180_configure_filter(struct ieee80211_hw *dev,
unsigned int changed_flags,
unsigned int *total_flags,
- int mc_count, struct dev_addr_list *mclist)
+ u64 multicast)
{
struct rtl8180_priv *priv = dev->priv;
priv->rx_conf ^= RTL818X_RX_CONF_CTRL;
if (changed_flags & FIF_OTHER_BSS)
priv->rx_conf ^= RTL818X_RX_CONF_MONITOR;
- if (*total_flags & FIF_ALLMULTI || mc_count > 0)
+ if (*total_flags & FIF_ALLMULTI || multicast > 0)
priv->rx_conf |= RTL818X_RX_CONF_MULTICAST;
else
priv->rx_conf &= ~RTL818X_RX_CONF_MULTICAST;
.remove_interface = rtl8180_remove_interface,
.config = rtl8180_config,
.bss_info_changed = rtl8180_bss_info_changed,
+ .prepare_multicast = rtl8180_prepare_multicast,
.configure_filter = rtl8180_configure_filter,
};
info->use_short_preamble);
}
+static u64 rtl8187_prepare_multicast(struct ieee80211_hw *dev,
+ int mc_count, struct dev_addr_list *mc_list)
+{
+ return mc_count;
+}
+
static void rtl8187_configure_filter(struct ieee80211_hw *dev,
unsigned int changed_flags,
unsigned int *total_flags,
- int mc_count, struct dev_addr_list *mclist)
+ u64 multicast)
{
struct rtl8187_priv *priv = dev->priv;
priv->rx_conf ^= RTL818X_RX_CONF_CTRL;
if (changed_flags & FIF_OTHER_BSS)
priv->rx_conf ^= RTL818X_RX_CONF_MONITOR;
- if (*total_flags & FIF_ALLMULTI || mc_count > 0)
+ if (*total_flags & FIF_ALLMULTI || multicast > 0)
priv->rx_conf |= RTL818X_RX_CONF_MULTICAST;
else
priv->rx_conf &= ~RTL818X_RX_CONF_MULTICAST;
.remove_interface = rtl8187_remove_interface,
.config = rtl8187_config,
.bss_info_changed = rtl8187_bss_info_changed,
+ .prepare_multicast = rtl8187_prepare_multicast,
.configure_filter = rtl8187_configure_filter,
.conf_tx = rtl8187_conf_tx
};
static void wl1251_op_configure_filter(struct ieee80211_hw *hw,
unsigned int changed,
- unsigned int *total,
- int mc_count,
- struct dev_addr_list *mc_list)
+ unsigned int *total,u64 multicast)
{
struct wl1251 *wl = hw->priv;
static void wl1271_op_configure_filter(struct ieee80211_hw *hw,
unsigned int changed,
- unsigned int *total,
- int mc_count,
- struct dev_addr_list *mc_list)
+ unsigned int *total,u64 multicast)
{
struct wl1271 *wl = hw->priv;
dev_err(zd_mac_dev(mac), "set_rx_filter_handler error %d\n", r);
}
+static u64 zd_op_prepare_multicast(struct ieee80211_hw *hw,
+ int mc_count, struct dev_addr_list *mclist)
+{
+ struct zd_mac *mac = zd_hw_mac(hw);
+ struct zd_mc_hash hash;
+ int i;
+
+ zd_mc_clear(&hash);
+
+ for (i = 0; i < mc_count; i++) {
+ if (!mclist)
+ break;
+ dev_dbg_f(zd_mac_dev(mac), "mc addr %pM\n", mclist->dmi_addr);
+ zd_mc_add_addr(&hash, mclist->dmi_addr);
+ mclist = mclist->next;
+ }
+
+ return hash.low | ((u64)hash.high << 32);
+}
+
#define SUPPORTED_FIF_FLAGS \
(FIF_PROMISC_IN_BSS | FIF_ALLMULTI | FIF_FCSFAIL | FIF_CONTROL | \
FIF_OTHER_BSS | FIF_BCN_PRBRESP_PROMISC)
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)
+ u64 multicast)
{
- struct zd_mc_hash hash;
+ struct zd_mc_hash hash = {
+ .low = multicast,
+ .high = multicast >> 32,
+ };
struct zd_mac *mac = zd_hw_mac(hw);
unsigned long flags;
- int i;
/* Only deal with supported flags */
changed_flags &= SUPPORTED_FIF_FLAGS;
if (!changed_flags)
return;
- if (*new_flags & (FIF_PROMISC_IN_BSS | FIF_ALLMULTI)) {
+ if (*new_flags & (FIF_PROMISC_IN_BSS | FIF_ALLMULTI))
zd_mc_add_all(&hash);
- } else {
- zd_mc_clear(&hash);
- for (i = 0; i < mc_count; i++) {
- if (!mclist)
- break;
- dev_dbg_f(zd_mac_dev(mac), "mc addr %pM\n",
- 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);
+
+ /* XXX: these can be called here now, can sleep now! */
queue_work(zd_workqueue, &mac->set_multicast_hash_work);
if (changed_flags & FIF_CONTROL)
.add_interface = zd_op_add_interface,
.remove_interface = zd_op_remove_interface,
.config = zd_op_config,
+ .prepare_multicast = zd_op_prepare_multicast,
.configure_filter = zd_op_configure_filter,
.bss_info_changed = zd_op_bss_info_changed,
.get_tsf = zd_op_get_tsf,
* the driver's configure_filter() function which frames should be
* passed to mac80211 and which should be filtered out.
*
- * The configure_filter() callback is invoked with the parameters
- * @mc_count and @mc_list for the combined multicast address list
- * of all virtual interfaces, @changed_flags telling which flags
- * were changed and @total_flags with the new flag states.
+ * Before configure_filter() is invoked, the prepare_multicast()
+ * callback is invoked with the parameters @mc_count and @mc_list
+ * for the combined multicast address list of all virtual interfaces.
+ * It's use is optional, and it returns a u64 that is passed to
+ * configure_filter(). Additionally, configure_filter() has the
+ * arguments @changed_flags telling which flags were changed and
+ * @total_flags with the new flag states.
*
* If your device has no multicast address filters your driver will
* need to check both the %FIF_ALLMULTI flag and the @mc_count
* for association indication. The @changed parameter indicates which
* of the bss parameters has changed when a call is made.
*
+ * @prepare_multicast: Prepare for multicast filter configuration.
+ * This callback is optional, and its return value is passed
+ * to configure_filter(). This callback must be atomic.
+ *
* @configure_filter: Configure the device's RX filter.
* See the section "Frame filtering" for more information.
- * This callback must be implemented and atomic.
+ * This callback must be implemented.
*
* @set_tim: Set TIM bit. mac80211 calls this function when a TIM bit
* must be set or cleared for a given STA. Must be atomic.
struct ieee80211_vif *vif,
struct ieee80211_bss_conf *info,
u32 changed);
+ u64 (*prepare_multicast)(struct ieee80211_hw *hw,
+ int mc_count, struct dev_addr_list *mc_list);
void (*configure_filter)(struct ieee80211_hw *hw,
unsigned int changed_flags,
unsigned int *total_flags,
- int mc_count, struct dev_addr_list *mc_list);
+ u64 multicast);
int (*set_tim)(struct ieee80211_hw *hw, struct ieee80211_sta *sta,
bool set);
int (*set_key)(struct ieee80211_hw *hw, enum set_key_cmd cmd,
trace_drv_bss_info_changed(local, vif, info, changed);
}
+static inline u64 drv_prepare_multicast(struct ieee80211_local *local,
+ int mc_count,
+ struct dev_addr_list *mc_list)
+{
+ u64 ret = 0;
+
+ if (local->ops->prepare_multicast)
+ ret = local->ops->prepare_multicast(&local->hw, mc_count,
+ mc_list);
+
+ trace_drv_prepare_multicast(local, mc_count, ret);
+
+ return ret;
+}
+
static inline void drv_configure_filter(struct ieee80211_local *local,
unsigned int changed_flags,
unsigned int *total_flags,
- int mc_count,
- struct dev_addr_list *mc_list)
+ u64 multicast)
{
+ might_sleep();
+
local->ops->configure_filter(&local->hw, changed_flags, total_flags,
- mc_count, mc_list);
+ multicast);
trace_drv_configure_filter(local, changed_flags, total_flags,
- mc_count);
+ multicast);
}
static inline int drv_set_tim(struct ieee80211_local *local,
)
);
+TRACE_EVENT(drv_prepare_multicast,
+ TP_PROTO(struct ieee80211_local *local, int mc_count, u64 ret),
+
+ TP_ARGS(local, mc_count, ret),
+
+ TP_STRUCT__entry(
+ LOCAL_ENTRY
+ __field(int, mc_count)
+ __field(u64, ret)
+ ),
+
+ TP_fast_assign(
+ LOCAL_ASSIGN;
+ __entry->mc_count = mc_count;
+ __entry->ret = ret;
+ ),
+
+ TP_printk(
+ LOCAL_PR_FMT " prepare mc (%d): %llx",
+ LOCAL_PR_ARG, __entry->mc_count,
+ (unsigned long long) __entry->ret
+ )
+);
+
TRACE_EVENT(drv_configure_filter,
TP_PROTO(struct ieee80211_local *local,
unsigned int changed_flags,
unsigned int *total_flags,
- int mc_count),
+ u64 multicast),
- TP_ARGS(local, changed_flags, total_flags, mc_count),
+ TP_ARGS(local, changed_flags, total_flags, multicast),
TP_STRUCT__entry(
LOCAL_ENTRY
__field(unsigned int, changed)
__field(unsigned int, total)
- __field(int, mc)
+ __field(u64, multicast)
),
TP_fast_assign(
LOCAL_ASSIGN;
__entry->changed = changed_flags;
__entry->total = *total_flags;
- __entry->mc = mc_count;
+ __entry->multicast = multicast;
),
TP_printk(
- LOCAL_PR_FMT " changed:%#x total:%#x mc:%d",
- LOCAL_PR_ARG, __entry->changed, __entry->total, __entry->mc
+ LOCAL_PR_FMT " changed:%#x total:%#x",
+ LOCAL_PR_ARG, __entry->changed, __entry->total
)
);
/* protects the aggregated multicast list and filter calls */
spinlock_t filter_lock;
+ /* used for uploading changed mc list */
+ struct work_struct reconfig_filter;
+
/* aggregated multicast list */
struct dev_addr_list *mc_list;
int mc_count;
if (sdata->u.mntr_flags & MONITOR_FLAG_OTHER_BSS)
local->fif_other_bss++;
- spin_lock_bh(&local->filter_lock);
ieee80211_configure_filter(local);
- spin_unlock_bh(&local->filter_lock);
break;
default:
conf.vif = &sdata->vif;
if (ieee80211_vif_is_mesh(&sdata->vif)) {
local->fif_other_bss++;
- spin_lock_bh(&local->filter_lock);
ieee80211_configure_filter(local);
- spin_unlock_bh(&local->filter_lock);
ieee80211_start_mesh(sdata);
} else if (sdata->vif.type == NL80211_IFTYPE_AP) {
local->fif_pspoll++;
- spin_lock_bh(&local->filter_lock);
ieee80211_configure_filter(local);
- spin_unlock_bh(&local->filter_lock);
}
changed |= ieee80211_reset_erp_info(sdata);
spin_lock_bh(&local->filter_lock);
__dev_addr_unsync(&local->mc_list, &local->mc_count,
&dev->mc_list, &dev->mc_count);
- ieee80211_configure_filter(local);
spin_unlock_bh(&local->filter_lock);
netif_addr_unlock_bh(dev);
+ ieee80211_configure_filter(local);
+
del_timer_sync(&local->dynamic_ps_timer);
cancel_work_sync(&local->dynamic_ps_enable_work);
if (sdata->u.mntr_flags & MONITOR_FLAG_OTHER_BSS)
local->fif_other_bss--;
- spin_lock_bh(&local->filter_lock);
ieee80211_configure_filter(local);
- spin_unlock_bh(&local->filter_lock);
break;
case NL80211_IFTYPE_STATION:
del_timer_sync(&sdata->u.mgd.chswitch_timer);
local->fif_other_bss--;
atomic_dec(&local->iff_allmultis);
- spin_lock_bh(&local->filter_lock);
ieee80211_configure_filter(local);
- spin_unlock_bh(&local->filter_lock);
ieee80211_stop_mesh(sdata);
}
spin_lock_bh(&local->filter_lock);
__dev_addr_sync(&local->mc_list, &local->mc_count,
&dev->mc_list, &dev->mc_count);
- ieee80211_configure_filter(local);
spin_unlock_bh(&local->filter_lock);
+ ieee80211_queue_work(&local->hw, &local->reconfig_filter);
}
/*
} __attribute__ ((packed));
-/* must be called under mdev tx lock */
void ieee80211_configure_filter(struct ieee80211_local *local)
{
+ u64 mc;
unsigned int changed_flags;
unsigned int new_flags = 0;
if (atomic_read(&local->iff_allmultis))
new_flags |= FIF_ALLMULTI;
- if (local->monitors)
+ if (local->monitors || local->scanning)
new_flags |= FIF_BCN_PRBRESP_PROMISC;
if (local->fif_fcsfail)
if (local->fif_pspoll)
new_flags |= FIF_PSPOLL;
+ spin_lock_bh(&local->filter_lock);
changed_flags = local->filter_flags ^ new_flags;
+ mc = drv_prepare_multicast(local, local->mc_count, local->mc_list);
+ spin_unlock_bh(&local->filter_lock);
+
/* be a bit nasty */
new_flags |= (1<<31);
- drv_configure_filter(local, changed_flags, &new_flags,
- local->mc_count,
- local->mc_list);
+ drv_configure_filter(local, changed_flags, &new_flags, mc);
WARN_ON(new_flags & (1<<31));
local->filter_flags = new_flags & ~(1<<31);
}
+static void ieee80211_reconfig_filter(struct work_struct *work)
+{
+ struct ieee80211_local *local =
+ container_of(work, struct ieee80211_local, reconfig_filter);
+
+ ieee80211_configure_filter(local);
+}
+
int ieee80211_hw_config(struct ieee80211_local *local, u32 changed)
{
struct ieee80211_channel *chan, *scan_chan;
INIT_WORK(&local->restart_work, ieee80211_restart_work);
+ INIT_WORK(&local->reconfig_filter, ieee80211_reconfig_filter);
+
INIT_WORK(&local->dynamic_ps_enable_work,
ieee80211_dynamic_ps_enable_work);
INIT_WORK(&local->dynamic_ps_disable_work,
rtnl_unlock();
+ cancel_work_sync(&local->reconfig_filter);
+
ieee80211_clear_tx_pending(local);
sta_info_stop(local);
rate_control_deinitialize(local);
if (was_hw_scan)
goto done;
- spin_lock_bh(&local->filter_lock);
- local->filter_flags &= ~FIF_BCN_PRBRESP_PROMISC;
- drv_configure_filter(local, FIF_BCN_PRBRESP_PROMISC,
- &local->filter_flags,
- local->mc_count,
- local->mc_list);
- spin_unlock_bh(&local->filter_lock);
+ ieee80211_configure_filter(local);
drv_sw_scan_complete(local);
local->next_scan_state = SCAN_DECISION;
local->scan_channel_idx = 0;
- spin_lock_bh(&local->filter_lock);
- local->filter_flags |= FIF_BCN_PRBRESP_PROMISC;
- drv_configure_filter(local, FIF_BCN_PRBRESP_PROMISC,
- &local->filter_flags,
- local->mc_count,
- local->mc_list);
- spin_unlock_bh(&local->filter_lock);
+ ieee80211_configure_filter(local);
/* TODO: start scan as soon as all nullfunc frames are ACKed */
ieee80211_queue_delayed_work(&local->hw,
/* reconfigure hardware */
ieee80211_hw_config(local, ~0);
- spin_lock_bh(&local->filter_lock);
ieee80211_configure_filter(local);
- spin_unlock_bh(&local->filter_lock);
/* Finally also reconfigure all the BSS information */
list_for_each_entry(sdata, &local->interfaces, list) {
projects / GitHub / MotorolaMobilityLLC / kernel-slsi.git / commitdiff