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path: root/drivers/net/wireless/ath/carl9170/main.c
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Diffstat (limited to 'drivers/net/wireless/ath/carl9170/main.c')
-rw-r--r--drivers/net/wireless/ath/carl9170/main.c24
1 files changed, 21 insertions, 3 deletions
diff --git a/drivers/net/wireless/ath/carl9170/main.c b/drivers/net/wireless/ath/carl9170/main.c
index 980ae70ea424..870df8c42622 100644
--- a/drivers/net/wireless/ath/carl9170/main.c
+++ b/drivers/net/wireless/ath/carl9170/main.c
@@ -428,6 +428,7 @@ static void carl9170_cancel_worker(struct ar9170 *ar)
cancel_delayed_work_sync(&ar->led_work);
#endif /* CONFIG_CARL9170_LEDS */
cancel_work_sync(&ar->ps_work);
+ cancel_work_sync(&ar->ping_work);
cancel_work_sync(&ar->ampdu_work);
}
@@ -533,6 +534,21 @@ void carl9170_restart(struct ar9170 *ar, const enum carl9170_restart_reasons r)
*/
}
+static void carl9170_ping_work(struct work_struct *work)
+{
+ struct ar9170 *ar = container_of(work, struct ar9170, ping_work);
+ int err;
+
+ if (!IS_STARTED(ar))
+ return;
+
+ mutex_lock(&ar->mutex);
+ err = carl9170_echo_test(ar, 0xdeadbeef);
+ if (err)
+ carl9170_restart(ar, CARL9170_RR_UNRESPONSIVE_DEVICE);
+ mutex_unlock(&ar->mutex);
+}
+
static int carl9170_init_interface(struct ar9170 *ar,
struct ieee80211_vif *vif)
{
@@ -647,7 +663,7 @@ init:
}
unlock:
- if (err && (vif_id != -1)) {
+ if (err && (vif_id >= 0)) {
vif_priv->active = false;
bitmap_release_region(&ar->vif_bitmap, vif_id, 0);
ar->vifs--;
@@ -1614,6 +1630,7 @@ void *carl9170_alloc(size_t priv_size)
skb_queue_head_init(&ar->tx_pending[i]);
}
INIT_WORK(&ar->ps_work, carl9170_ps_work);
+ INIT_WORK(&ar->ping_work, carl9170_ping_work);
INIT_WORK(&ar->restart_work, carl9170_restart_work);
INIT_WORK(&ar->ampdu_work, carl9170_ampdu_work);
INIT_DELAYED_WORK(&ar->tx_janitor, carl9170_tx_janitor);
@@ -1631,7 +1648,8 @@ void *carl9170_alloc(size_t priv_size)
* supports these modes. The code which will add the
* additional interface_modes is in fw.c.
*/
- hw->wiphy->interface_modes = BIT(NL80211_IFTYPE_STATION);
+ hw->wiphy->interface_modes = BIT(NL80211_IFTYPE_STATION) |
+ BIT(NL80211_IFTYPE_P2P_CLIENT);
hw->flags |= IEEE80211_HW_RX_INCLUDES_FCS |
IEEE80211_HW_REPORTS_TX_ACK_STATUS |
@@ -1828,7 +1846,7 @@ int carl9170_register(struct ar9170 *ar)
err = carl9170_led_register(ar);
if (err)
goto err_unreg;
-#endif /* CONFIG_CAR9L170_LEDS */
+#endif /* CONFIG_CARL9170_LEDS */
#ifdef CONFIG_CARL9170_WPC
err = carl9170_register_wps_button(ar);