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authorAssaf Krauss <assaf.krauss@intel.com>2008-06-30 17:23:17 +0800
committerJohn W. Linville <linville@tuxdriver.com>2008-06-30 17:37:42 -0400
commit2ff75b7877c40b1917f23cc5fafccaf3c1ab4745 (patch)
tree1b15ff798d6b54ff0c2d6861cc846e09e7aacf23 /drivers/net
parent4faeb86070c38c0df9f5a23c3f6acf5538492a33 (diff)
iwlwifi: adjust TSF in IBSS
This patch makes the driver, in IBSS mode, comply with TSF requirements in 2 ways: 1. It notifies mac80211 of its TSF timestamp. 2. It uses the given timestamp in the beacon template to update the ucode. Signed-off-by: Assaf Krauss <assaf.krauss@intel.com> Signed-off-by: Tomas Winkler <tomas.winkler@intel.com> Signed-off-by: Zhu Yi <yi.zhu@intel.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'drivers/net')
-rw-r--r--drivers/net/wireless/iwlwifi/iwl-rx.c2
-rw-r--r--drivers/net/wireless/iwlwifi/iwl4965-base.c3
2 files changed, 4 insertions, 1 deletions
diff --git a/drivers/net/wireless/iwlwifi/iwl-rx.c b/drivers/net/wireless/iwlwifi/iwl-rx.c
index bfe1ad26248..0c734fd529a 100644
--- a/drivers/net/wireless/iwlwifi/iwl-rx.c
+++ b/drivers/net/wireless/iwlwifi/iwl-rx.c
@@ -1063,7 +1063,6 @@ static void iwl_pass_packet_to_mac80211(struct iwl_priv *priv,
return;
}
- stats->flag = 0;
hdr = (struct ieee80211_hdr *)rxb->skb->data;
/* in case of HW accelerated crypto and bad decryption, drop */
@@ -1197,6 +1196,7 @@ void iwl_rx_reply_rx(struct iwl_priv *priv,
rx_status.antenna = 0;
rx_status.flag = 0;
+ rx_status.flag |= RX_FLAG_TSFT;
if ((unlikely(rx_start->cfg_phy_cnt > 20))) {
IWL_DEBUG_DROP("dsp size out of range [0,20]: %d/n",
diff --git a/drivers/net/wireless/iwlwifi/iwl4965-base.c b/drivers/net/wireless/iwlwifi/iwl4965-base.c
index 1b2d9f12a3a..d1bf599e483 100644
--- a/drivers/net/wireless/iwlwifi/iwl4965-base.c
+++ b/drivers/net/wireless/iwlwifi/iwl4965-base.c
@@ -3492,6 +3492,7 @@ static int iwl4965_mac_beacon_update(struct ieee80211_hw *hw, struct sk_buff *sk
{
struct iwl_priv *priv = hw->priv;
unsigned long flags;
+ __le64 timestamp;
mutex_lock(&priv->mutex);
IWL_DEBUG_MAC80211("enter\n");
@@ -3516,6 +3517,8 @@ static int iwl4965_mac_beacon_update(struct ieee80211_hw *hw, struct sk_buff *sk
priv->ibss_beacon = skb;
priv->assoc_id = 0;
+ timestamp = ((struct ieee80211_mgmt *)skb->data)->u.beacon.timestamp;
+ priv->timestamp = le64_to_cpu(timestamp) + (priv->beacon_int * 1000);
IWL_DEBUG_MAC80211("leave\n");
spin_unlock_irqrestore(&priv->lock, flags);