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authorJussi Kivilinna <jussi.kivilinna@mbnet.fi>2011-01-31 20:48:35 +0200
committerJohn W. Linville <linville@tuxdriver.com>2011-02-04 16:29:49 -0500
commit4099e2f4404762add8ef2b0dadef3c5122117210 (patch)
tree269ae3d797b80a8f1e59e9cacb646c18c830219c /drivers/net/wireless/zd1211rw/zd_mac.c
parentzd1211rw: let zd_set_beacon_interval() set dtim_period and add AP-beacon flag (diff)
downloadlinux-dev-4099e2f4404762add8ef2b0dadef3c5122117210.tar.xz
linux-dev-4099e2f4404762add8ef2b0dadef3c5122117210.zip
zd1211rw: implement beacon fetching and handling ieee80211_get_buffered_bc()
Signed-off-by: Jussi Kivilinna <jussi.kivilinna@mbnet.fi> Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'drivers/net/wireless/zd1211rw/zd_mac.c')
-rw-r--r--drivers/net/wireless/zd1211rw/zd_mac.c39
1 files changed, 35 insertions, 4 deletions
diff --git a/drivers/net/wireless/zd1211rw/zd_mac.c b/drivers/net/wireless/zd1211rw/zd_mac.c
index 1bd275bc6084..49ab3c357100 100644
--- a/drivers/net/wireless/zd1211rw/zd_mac.c
+++ b/drivers/net/wireless/zd1211rw/zd_mac.c
@@ -938,6 +938,34 @@ static int zd_op_config(struct ieee80211_hw *hw, u32 changed)
return zd_chip_set_channel(&mac->chip, conf->channel->hw_value);
}
+static void zd_beacon_done(struct zd_mac *mac)
+{
+ struct sk_buff *skb, *beacon;
+
+ if (!mac->vif || mac->vif->type != NL80211_IFTYPE_AP)
+ return;
+
+ /*
+ * Send out buffered broad- and multicast frames.
+ */
+ while (!ieee80211_queue_stopped(mac->hw, 0)) {
+ skb = ieee80211_get_buffered_bc(mac->hw, mac->vif);
+ if (!skb)
+ break;
+ zd_op_tx(mac->hw, skb);
+ }
+
+ /*
+ * Fetch next beacon so that tim_count is updated.
+ */
+ beacon = ieee80211_beacon_get(mac->hw, mac->vif);
+ if (!beacon)
+ return;
+
+ zd_mac_config_beacon(mac->hw, beacon);
+ kfree_skb(beacon);
+}
+
static void zd_process_intr(struct work_struct *work)
{
u16 int_status;
@@ -948,10 +976,12 @@ static void zd_process_intr(struct work_struct *work)
int_status = le16_to_cpu(*(__le16 *)(mac->intr_buffer + 4));
spin_unlock_irqrestore(&mac->lock, flags);
- if (int_status & INT_CFG_NEXT_BCN)
- dev_dbg_f_limit(zd_mac_dev(mac), "INT_CFG_NEXT_BCN\n");
- else
+ if (int_status & INT_CFG_NEXT_BCN) {
+ /*dev_dbg_f_limit(zd_mac_dev(mac), "INT_CFG_NEXT_BCN\n");*/
+ zd_beacon_done(mac);
+ } else {
dev_dbg_f(zd_mac_dev(mac), "Unsupported interrupt\n");
+ }
zd_chip_enable_hwint(&mac->chip);
}
@@ -1135,7 +1165,8 @@ struct ieee80211_hw *zd_mac_alloc_hw(struct usb_interface *intf)
hw->wiphy->bands[IEEE80211_BAND_2GHZ] = &mac->band;
hw->flags = IEEE80211_HW_RX_INCLUDES_FCS |
- IEEE80211_HW_SIGNAL_UNSPEC;
+ IEEE80211_HW_SIGNAL_UNSPEC |
+ IEEE80211_HW_HOST_BROADCAST_PS_BUFFERING;
hw->wiphy->interface_modes =
BIT(NL80211_IFTYPE_MESH_POINT) |