diff options
| -rw-r--r-- | mac/ops.c | 8 |
1 files changed, 7 insertions, 1 deletions
@@ -24,10 +24,13 @@ #include <linux/module.h> #include <linux/errno.h> #include <net/rtnetlink.h> +#include <linux/jiffies.h> #include "mcps802154_i.h" #include "llhw-ops.h" +#define DW3000_MAX_STOP_WAIT 10000 + static int mcps802154_start(struct ieee802154_hw *hw) { struct mcps802154_local *local = hw->priv; @@ -55,6 +58,7 @@ static int mcps802154_start(struct ieee802154_hw *hw) static void mcps802154_stop(struct ieee802154_hw *hw) { struct mcps802154_local *local = hw->priv; + int rc; ASSERT_RTNL(); WARN_ON(!local->started); @@ -63,7 +67,9 @@ static void mcps802154_stop(struct ieee802154_hw *hw) mcps802154_ca_stop(local); mutex_unlock(&local->fsm_lock); - wait_event(local->wq, !local->started); + rc = wait_event_timeout(local->wq, !local->started, msecs_to_jiffies(DW3000_MAX_STOP_WAIT)); + if (!rc) + pr_err("%s timeout elapsed, event !local->started = false\n", __func__); } static int mcps802154_xmit_async(struct ieee802154_hw *hw, struct sk_buff *skb) |