void ath10k_core_destroy(struct ath10k *ar)
{
+ ath10k_debug_destroy(ar);
+
flush_workqueue(ar->workqueue);
destroy_workqueue(ar->workqueue);
{
int status;
+ lockdep_assert_held(&ar->conf_mutex);
+
ath10k_bmi_start(ar);
if (ath10k_init_configure_target(ar)) {
void ath10k_core_stop(struct ath10k *ar)
{
+ lockdep_assert_held(&ar->conf_mutex);
+
ath10k_debug_stop(ar);
ath10k_htc_stop(&ar->htc);
ath10k_htt_detach(&ar->htt);
return ret;
}
+ mutex_lock(&ar->conf_mutex);
+
ret = ath10k_core_start(ar);
if (ret) {
ath10k_err("could not init core (%d)\n", ret);
ath10k_core_free_firmware_files(ar);
ath10k_hif_power_down(ar);
+ mutex_unlock(&ar->conf_mutex);
return ret;
}
ath10k_core_stop(ar);
+
+ mutex_unlock(&ar->conf_mutex);
+
ath10k_hif_power_down(ar);
return 0;
}
{
int ret;
+ lockdep_assert_held(&ar->conf_mutex);
+
ret = ath10k_debug_htt_stats_req(ar);
if (ret)
/* continue normally anyway, this isn't serious */
void ath10k_debug_stop(struct ath10k *ar)
{
- cancel_delayed_work_sync(&ar->debug.htt_stats_dwork);
+ lockdep_assert_held(&ar->conf_mutex);
+
+ /* Must not use _sync to avoid deadlock, we do that in
+ * ath10k_debug_destroy(). The check for htt_stats_mask is to avoid
+ * warning from del_timer(). */
+ if (ar->debug.htt_stats_mask != 0)
+ cancel_delayed_work(&ar->debug.htt_stats_dwork);
}
int ath10k_debug_create(struct ath10k *ar)
return 0;
}
+void ath10k_debug_destroy(struct ath10k *ar)
+{
+ cancel_delayed_work_sync(&ar->debug.htt_stats_dwork);
+}
+
#endif /* CONFIG_ATH10K_DEBUGFS */
#ifdef CONFIG_ATH10K_DEBUG
int ath10k_debug_start(struct ath10k *ar);
void ath10k_debug_stop(struct ath10k *ar);
int ath10k_debug_create(struct ath10k *ar);
+void ath10k_debug_destroy(struct ath10k *ar);
void ath10k_debug_read_service_map(struct ath10k *ar,
void *service_map,
size_t map_size);
return 0;
}
+static inline void ath10k_debug_destroy(struct ath10k *ar)
+{
+}
+
static inline void ath10k_debug_read_service_map(struct ath10k *ar,
void *service_map,
size_t map_size)