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path: root/drivers/net/wireless/ath/ath9k/htc_drv_main.c
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Diffstat (limited to 'drivers/net/wireless/ath/ath9k/htc_drv_main.c')
-rw-r--r--drivers/net/wireless/ath/ath9k/htc_drv_main.c95
1 files changed, 82 insertions, 13 deletions
diff --git a/drivers/net/wireless/ath/ath9k/htc_drv_main.c b/drivers/net/wireless/ath/ath9k/htc_drv_main.c
index 4de38643cb53..5aa104fe7eeb 100644
--- a/drivers/net/wireless/ath/ath9k/htc_drv_main.c
+++ b/drivers/net/wireless/ath/ath9k/htc_drv_main.c
@@ -332,6 +332,11 @@ static void __ath9k_htc_remove_monitor_interface(struct ath9k_htc_priv *priv)
memcpy(&hvif.myaddr, common->macaddr, ETH_ALEN);
hvif.index = priv->mon_vif_idx;
WMI_CMD_BUF(WMI_VAP_REMOVE_CMDID, &hvif);
+ if (ret) {
+ ath_err(common, "Unable to remove monitor interface at idx: %d\n",
+ priv->mon_vif_idx);
+ }
+
priv->nvifs--;
priv->vif_slot &= ~(1 << priv->mon_vif_idx);
}
@@ -462,6 +467,7 @@ static int ath9k_htc_add_station(struct ath9k_htc_priv *priv,
struct ath9k_htc_sta *ista;
int ret, sta_idx;
u8 cmd_rsp;
+ u16 maxampdu;
if (priv->nstations >= ATH9K_HTC_MAX_STA)
return -ENOBUFS;
@@ -485,7 +491,15 @@ static int ath9k_htc_add_station(struct ath9k_htc_priv *priv,
tsta.sta_index = sta_idx;
tsta.vif_index = avp->index;
- tsta.maxampdu = cpu_to_be16(0xffff);
+
+ if (!sta) {
+ tsta.maxampdu = cpu_to_be16(0xffff);
+ } else {
+ maxampdu = 1 << (IEEE80211_HT_MAX_AMPDU_FACTOR +
+ sta->ht_cap.ampdu_factor);
+ tsta.maxampdu = cpu_to_be16(maxampdu);
+ }
+
if (sta && sta->ht_cap.ht_supported)
tsta.flags = cpu_to_be16(ATH_HTC_STA_HT);
@@ -558,7 +572,8 @@ static int ath9k_htc_remove_station(struct ath9k_htc_priv *priv,
return 0;
}
-int ath9k_htc_update_cap_target(struct ath9k_htc_priv *priv)
+int ath9k_htc_update_cap_target(struct ath9k_htc_priv *priv,
+ u8 enable_coex)
{
struct ath9k_htc_cap_target tcap;
int ret;
@@ -566,13 +581,9 @@ int ath9k_htc_update_cap_target(struct ath9k_htc_priv *priv)
memset(&tcap, 0, sizeof(struct ath9k_htc_cap_target));
- /* FIXME: Values are hardcoded */
- tcap.flags = 0x240c40;
- tcap.flags_ext = 0x80601000;
- tcap.ampdu_limit = 0xffff0000;
- tcap.ampdu_subframes = 20;
- tcap.tx_chainmask_legacy = priv->ah->caps.tx_chainmask;
- tcap.protmode = 1;
+ tcap.ampdu_limit = cpu_to_be32(0xffff);
+ tcap.ampdu_subframes = priv->hw->max_tx_aggregation_subframes;
+ tcap.enable_coex = enable_coex;
tcap.tx_chainmask = priv->ah->caps.tx_chainmask;
WMI_CMD_BUF(WMI_TARGET_IC_UPDATE_CMDID, &tcap);
@@ -931,7 +942,7 @@ static int ath9k_htc_start(struct ieee80211_hw *hw)
ath9k_host_rx_init(priv);
- ret = ath9k_htc_update_cap_target(priv);
+ ret = ath9k_htc_update_cap_target(priv, 0);
if (ret)
ath_dbg(common, ATH_DBG_CONFIG,
"Failed to update capability in target\n");
@@ -964,7 +975,7 @@ static void ath9k_htc_stop(struct ieee80211_hw *hw)
struct ath9k_htc_priv *priv = hw->priv;
struct ath_hw *ah = priv->ah;
struct ath_common *common = ath9k_hw_common(ah);
- int ret = 0;
+ int ret __attribute__ ((unused));
u8 cmd_rsp;
mutex_lock(&priv->mutex);
@@ -992,9 +1003,11 @@ static void ath9k_htc_stop(struct ieee80211_hw *hw)
/* Cancel all the running timers/work .. */
cancel_work_sync(&priv->fatal_work);
cancel_work_sync(&priv->ps_work);
- cancel_delayed_work_sync(&priv->ath9k_led_blink_work);
+
+#ifdef CONFIG_MAC80211_LEDS
+ cancel_work_sync(&priv->led_work);
+#endif
ath9k_htc_stop_ani(priv);
- ath9k_led_stop_brightness(priv);
mutex_lock(&priv->mutex);
@@ -1135,6 +1148,10 @@ static void ath9k_htc_remove_interface(struct ieee80211_hw *hw,
memcpy(&hvif.myaddr, vif->addr, ETH_ALEN);
hvif.index = avp->index;
WMI_CMD_BUF(WMI_VAP_REMOVE_CMDID, &hvif);
+ if (ret) {
+ ath_err(common, "Unable to remove interface at idx: %d\n",
+ avp->index);
+ }
priv->nvifs--;
priv->vif_slot &= ~(1 << avp->index);
@@ -1567,6 +1584,7 @@ static int ath9k_htc_ampdu_action(struct ieee80211_hw *hw,
int ret = 0;
mutex_lock(&priv->mutex);
+ ath9k_htc_ps_wakeup(priv);
switch (action) {
case IEEE80211_AMPDU_RX_START:
@@ -1592,6 +1610,7 @@ static int ath9k_htc_ampdu_action(struct ieee80211_hw *hw,
ath_err(ath9k_hw_common(priv->ah), "Unknown AMPDU action\n");
}
+ ath9k_htc_ps_restore(priv);
mutex_unlock(&priv->mutex);
return ret;
@@ -1642,6 +1661,55 @@ static void ath9k_htc_set_coverage_class(struct ieee80211_hw *hw,
mutex_unlock(&priv->mutex);
}
+/*
+ * Currently, this is used only for selecting the minimum rate
+ * for management frames, rate selection for data frames remain
+ * unaffected.
+ */
+static int ath9k_htc_set_bitrate_mask(struct ieee80211_hw *hw,
+ struct ieee80211_vif *vif,
+ const struct cfg80211_bitrate_mask *mask)
+{
+ struct ath9k_htc_priv *priv = hw->priv;
+ struct ath_common *common = ath9k_hw_common(priv->ah);
+ struct ath9k_htc_target_rate_mask tmask;
+ struct ath9k_htc_vif *avp = (void *)vif->drv_priv;
+ int ret = 0;
+ u8 cmd_rsp;
+
+ memset(&tmask, 0, sizeof(struct ath9k_htc_target_rate_mask));
+
+ tmask.vif_index = avp->index;
+ tmask.band = IEEE80211_BAND_2GHZ;
+ tmask.mask = cpu_to_be32(mask->control[IEEE80211_BAND_2GHZ].legacy);
+
+ WMI_CMD_BUF(WMI_BITRATE_MASK_CMDID, &tmask);
+ if (ret) {
+ ath_err(common,
+ "Unable to set 2G rate mask for "
+ "interface at idx: %d\n", avp->index);
+ goto out;
+ }
+
+ tmask.band = IEEE80211_BAND_5GHZ;
+ tmask.mask = cpu_to_be32(mask->control[IEEE80211_BAND_5GHZ].legacy);
+
+ WMI_CMD_BUF(WMI_BITRATE_MASK_CMDID, &tmask);
+ if (ret) {
+ ath_err(common,
+ "Unable to set 5G rate mask for "
+ "interface at idx: %d\n", avp->index);
+ goto out;
+ }
+
+ ath_dbg(common, ATH_DBG_CONFIG,
+ "Set bitrate masks: 0x%x, 0x%x\n",
+ mask->control[IEEE80211_BAND_2GHZ].legacy,
+ mask->control[IEEE80211_BAND_5GHZ].legacy);
+out:
+ return ret;
+}
+
struct ieee80211_ops ath9k_htc_ops = {
.tx = ath9k_htc_tx,
.start = ath9k_htc_start,
@@ -1664,4 +1732,5 @@ struct ieee80211_ops ath9k_htc_ops = {
.set_rts_threshold = ath9k_htc_set_rts_threshold,
.rfkill_poll = ath9k_htc_rfkill_poll_state,
.set_coverage_class = ath9k_htc_set_coverage_class,
+ .set_bitrate_mask = ath9k_htc_set_bitrate_mask,
};