From 2c76ef89b05654457555a1458ccf2aa8eec5fc50 Mon Sep 17 00:00:00 2001 From: Sujith Date: Mon, 17 May 2010 12:01:18 +0530 Subject: [PATCH] ath9k_htc: Update HT configuration properly Use BSS_CHANGED_HT to handle HT parameter changes. The rate information on the target has to be updated to handle changes in HT configuration. Signed-off-by: Sujith Signed-off-by: John W. Linville --- drivers/net/wireless/ath/ath9k/htc_drv_main.c | 30 +++++++++++++++++++ 1 file changed, 30 insertions(+) diff --git a/drivers/net/wireless/ath/ath9k/htc_drv_main.c b/drivers/net/wireless/ath/ath9k/htc_drv_main.c index fe5debf0b7d7..80feeb3a6bf0 100644 --- a/drivers/net/wireless/ath/ath9k/htc_drv_main.c +++ b/drivers/net/wireless/ath/ath9k/htc_drv_main.c @@ -409,6 +409,33 @@ static void ath9k_htc_init_rate(struct ath9k_htc_priv *priv, sta->addr, be32_to_cpu(trate.capflags)); } +static void ath9k_htc_update_rate(struct ath9k_htc_priv *priv, + struct ieee80211_vif *vif, + struct ieee80211_bss_conf *bss_conf) +{ + struct ath_common *common = ath9k_hw_common(priv->ah); + struct ath9k_htc_target_rate trate; + struct ieee80211_sta *sta; + int ret; + + memset(&trate, 0, sizeof(struct ath9k_htc_target_rate)); + + rcu_read_lock(); + sta = ieee80211_find_sta(vif, bss_conf->bssid); + if (!sta) { + rcu_read_unlock(); + return; + } + ath9k_htc_setup_rate(priv, sta, &trate); + rcu_read_unlock(); + + ret = ath9k_htc_send_rate_cmd(priv, &trate); + if (!ret) + ath_print(common, ATH_DBG_CONFIG, + "Updated target sta: %pM, rate caps: 0x%X\n", + bss_conf->bssid, be32_to_cpu(trate.capflags)); +} + static int ath9k_htc_aggr_oper(struct ath9k_htc_priv *priv, struct ieee80211_vif *vif, u8 *sta_addr, u8 tid, bool oper) @@ -1595,6 +1622,9 @@ static void ath9k_htc_bss_info_changed(struct ieee80211_hw *hw, ath9k_hw_init_global_settings(ah); } + if (changed & BSS_CHANGED_HT) + ath9k_htc_update_rate(priv, vif, bss_conf); + ath9k_htc_ps_restore(priv); mutex_unlock(&priv->mutex); } -- 2.20.1