From mboxrd@z Thu Jan 1 00:00:00 1970 Return-path: Received: from saarni.dnainternet.net ([83.102.40.136]:56058 "EHLO saarni.dnainternet.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751075Ab1ADXtO (ORCPT ); Tue, 4 Jan 2011 18:49:14 -0500 Subject: [RFC PATCH 10/17] zd1211rw: implement beacon fetching and handling ieee80211_get_buffered_bc() To: linux-wireless@vger.kernel.org From: Jussi Kivilinna Cc: Daniel Drake , Ulrich Kunitz Date: Wed, 05 Jan 2011 01:49:10 +0200 Message-ID: <20110104234910.25309.19235.stgit@fate.lan> In-Reply-To: <20110104234745.25309.72030.stgit@fate.lan> References: <20110104234745.25309.72030.stgit@fate.lan> MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Sender: linux-wireless-owner@vger.kernel.org List-ID: Signed-off-by: Jussi Kivilinna --- drivers/net/wireless/zd1211rw/zd_mac.c | 39 +++++++++++++++++++++++++++++--- 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 aace010..a3c7e8f 100644 --- a/drivers/net/wireless/zd1211rw/zd_mac.c +++ b/drivers/net/wireless/zd1211rw/zd_mac.c @@ -958,16 +958,46 @@ 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; struct zd_mac *mac = container_of(work, struct zd_mac, process_intr); int_status = le16_to_cpu(*(__le16 *)(mac->intr_buffer+4)); - 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); } @@ -1152,7 +1182,8 @@ 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) |