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ath9k_htc: Handle monitor mode properly for HTC devices

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No need to inform about monitor interface changes to
firmware. Set the HW mode to monitor type based on mac80211
indication flag is sufficient.

Signed-off-by: Rajkumar Manoharan <rmanoharan@atheros.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Rajkumar Manoharan 2010-10-26 20:11:29 +05:30 committed by John W. Linville
parent f60dc0138a
commit 446fad5a5b
1 changed files with 5 additions and 59 deletions
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64
drivers/net/wireless/ath/ath9k/htc_drv_main.c
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@ -184,47 +184,6 @@ err:
return ret;
}
static int ath9k_htc_add_monitor_interface(struct ath9k_htc_priv *priv)
{
struct ath_common *common = ath9k_hw_common(priv->ah);
struct ath9k_htc_target_vif hvif;
int ret = 0;
u8 cmd_rsp;
if (priv->nvifs > 0)
return -ENOBUFS;
memset(&hvif, 0, sizeof(struct ath9k_htc_target_vif));
memcpy(&hvif.myaddr, common->macaddr, ETH_ALEN);
hvif.opmode = cpu_to_be32(HTC_M_MONITOR);
priv->ah->opmode = NL80211_IFTYPE_MONITOR;
hvif.index = priv->nvifs;
WMI_CMD_BUF(WMI_VAP_CREATE_CMDID, &hvif);
if (ret)
return ret;
priv->nvifs++;
return 0;
}
static int ath9k_htc_remove_monitor_interface(struct ath9k_htc_priv *priv)
{
struct ath_common *common = ath9k_hw_common(priv->ah);
struct ath9k_htc_target_vif hvif;
int ret = 0;
u8 cmd_rsp;
memset(&hvif, 0, sizeof(struct ath9k_htc_target_vif));
memcpy(&hvif.myaddr, common->macaddr, ETH_ALEN);
hvif.index = 0; /* Should do for now */
WMI_CMD_BUF(WMI_VAP_REMOVE_CMDID, &hvif);
priv->nvifs--;
return ret;
}
static int ath9k_htc_add_station(struct ath9k_htc_priv *priv,
struct ieee80211_vif *vif,
struct ieee80211_sta *sta)
@ -1240,16 +1199,6 @@ static void ath9k_htc_stop(struct ieee80211_hw *hw)
WMI_CMD(WMI_STOP_RECV_CMDID);
skb_queue_purge(&priv->tx_queue);
/* Remove monitor interface here */
if (ah->opmode == NL80211_IFTYPE_MONITOR) {
if (ath9k_htc_remove_monitor_interface(priv))
ath_print(common, ATH_DBG_FATAL,
"Unable to remove monitor interface\n");
else
ath_print(common, ATH_DBG_CONFIG,
"Monitor interface removed\n");
}
if (ah->btcoex_hw.enabled) {
ath9k_hw_btcoex_disable(ah);
if (ah->btcoex_hw.scheme == ATH_BTCOEX_CFG_3WIRE)
@ -1423,16 +1372,13 @@ static int ath9k_htc_config(struct ieee80211_hw *hw, u32 changed)
}
}
if (changed & IEEE80211_CONF_CHANGE_MONITOR) {
if (changed & IEEE80211_CONF_CHANGE_MONITOR)
if (conf->flags & IEEE80211_CONF_MONITOR) {
if (ath9k_htc_add_monitor_interface(priv))
ath_print(common, ATH_DBG_FATAL,
"Failed to set monitor mode\n");
else
ath_print(common, ATH_DBG_CONFIG,
"HW opmode set to Monitor mode\n");
ath_print(common, ATH_DBG_CONFIG,
"HW opmode set to Monitor mode\n");
priv->ah->opmode = NL80211_IFTYPE_MONITOR;
}
}
if (changed & IEEE80211_CONF_CHANGE_IDLE) {
mutex_lock(&priv->htc_pm_lock);