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authorSujith Manoharan <Sujith.Manoharan@atheros.com>2011-01-05 01:06:21 +0530
committerJohn W. Linville <linville@tuxdriver.com>2011-01-10 15:40:52 -0500
commit55de80d64545e5c4cca7f574fdf04b1f02a5f8fd (patch)
tree149179436e08a8983224fa6c896f28e324df52b7
parentmac80211: add remain-on-channel docs (diff)
downloadlinux-dev-55de80d64545e5c4cca7f574fdf04b1f02a5f8fd.tar.xz
linux-dev-55de80d64545e5c4cca7f574fdf04b1f02a5f8fd.zip
ath9k_htc: Really fix packet injection
The chainmask value along with other configuration has to be set on the target for packet injection. Fix this and also move the monitor interface addition before the channel set segment to ensure that the opmode is updated properly. Signed-off-by: Sujith Manoharan <Sujith.Manoharan@atheros.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
-rw-r--r--drivers/net/wireless/ath/ath9k/htc.h1
-rw-r--r--drivers/net/wireless/ath/ath9k/htc_drv_main.c37
2 files changed, 27 insertions, 11 deletions
diff --git a/drivers/net/wireless/ath/ath9k/htc.h b/drivers/net/wireless/ath/ath9k/htc.h
index a099b3e87ed3..1ce506f23110 100644
--- a/drivers/net/wireless/ath/ath9k/htc.h
+++ b/drivers/net/wireless/ath/ath9k/htc.h
@@ -433,6 +433,7 @@ void ath9k_htc_txep(void *priv, struct sk_buff *skb, enum htc_endpoint_id ep_id,
void ath9k_htc_beaconep(void *drv_priv, struct sk_buff *skb,
enum htc_endpoint_id ep_id, bool txok);
+int ath9k_htc_update_cap_target(struct ath9k_htc_priv *priv);
void ath9k_htc_station_work(struct work_struct *work);
void ath9k_htc_aggr_work(struct work_struct *work);
void ath9k_ani_work(struct work_struct *work);;
diff --git a/drivers/net/wireless/ath/ath9k/htc_drv_main.c b/drivers/net/wireless/ath/ath9k/htc_drv_main.c
index 845b4c938d16..f4d576bc3ccd 100644
--- a/drivers/net/wireless/ath/ath9k/htc_drv_main.c
+++ b/drivers/net/wireless/ath/ath9k/htc_drv_main.c
@@ -301,6 +301,16 @@ static int ath9k_htc_add_monitor_interface(struct ath9k_htc_priv *priv)
priv->nstations++;
+ /*
+ * Set chainmask etc. on the target.
+ */
+ ret = ath9k_htc_update_cap_target(priv);
+ if (ret)
+ ath_dbg(common, ATH_DBG_CONFIG,
+ "Failed to update capability in target\n");
+
+ priv->ah->is_monitoring = true;
+
return 0;
err_vif:
@@ -328,6 +338,7 @@ static int ath9k_htc_remove_monitor_interface(struct ath9k_htc_priv *priv)
}
priv->nstations--;
+ priv->ah->is_monitoring = false;
return 0;
}
@@ -419,7 +430,7 @@ static int ath9k_htc_remove_station(struct ath9k_htc_priv *priv,
return 0;
}
-static int ath9k_htc_update_cap_target(struct ath9k_htc_priv *priv)
+int ath9k_htc_update_cap_target(struct ath9k_htc_priv *priv)
{
struct ath9k_htc_cap_target tcap;
int ret;
@@ -1186,6 +1197,20 @@ static int ath9k_htc_config(struct ieee80211_hw *hw, u32 changed)
}
}
+ /*
+ * Monitor interface should be added before
+ * IEEE80211_CONF_CHANGE_CHANNEL is handled.
+ */
+ if (changed & IEEE80211_CONF_CHANGE_MONITOR) {
+ if (conf->flags & IEEE80211_CONF_MONITOR) {
+ if (ath9k_htc_add_monitor_interface(priv))
+ ath_err(common, "Failed to set monitor mode\n");
+ else
+ ath_dbg(common, ATH_DBG_CONFIG,
+ "HW opmode set to Monitor mode\n");
+ }
+ }
+
if (changed & IEEE80211_CONF_CHANGE_CHANNEL) {
struct ieee80211_channel *curchan = hw->conf.channel;
int pos = curchan->hw_value;
@@ -1221,16 +1246,6 @@ static int ath9k_htc_config(struct ieee80211_hw *hw, u32 changed)
ath_update_txpow(priv);
}
- if (changed & IEEE80211_CONF_CHANGE_MONITOR) {
- if (conf->flags & IEEE80211_CONF_MONITOR) {
- if (ath9k_htc_add_monitor_interface(priv))
- ath_err(common, "Failed to set monitor mode\n");
- else
- ath_dbg(common, ATH_DBG_CONFIG,
- "HW opmode set to Monitor mode\n");
- }
- }
-
if (changed & IEEE80211_CONF_CHANGE_IDLE) {
mutex_lock(&priv->htc_pm_lock);
if (!priv->ps_idle) {