X-Git-Url: http://git.ozo.com/?a=blobdiff_plain;f=package%2Fkernel%2Flantiq%2Fltq-adsl-mei%2Fsrc%2Fifxmips_mei_interface.h;h=1098b2b7936b593701cce0e3319d89cac6935d65;hb=40716f6aca7ec0437bf736822eec436deba36aee;hp=4ddc4c6aed4476eaa3915d68faad39a13f09cb7f;hpb=4ebf19b48fafc8d94e14e4ba779969613b241a6a;p=lede-git%2F.git

diff --git a/package/kernel/lantiq/ltq-adsl-mei/src/ifxmips_mei_interface.h b/package/kernel/lantiq/ltq-adsl-mei/src/ifxmips_mei_interface.h
index 4ddc4c6aed..1098b2b793 100644
--- a/package/kernel/lantiq/ltq-adsl-mei/src/ifxmips_mei_interface.h
+++ b/package/kernel/lantiq/ltq-adsl-mei/src/ifxmips_mei_interface.h
@@ -107,9 +107,31 @@ typedef enum {
 #define MEI_INIT_WAKELIST(name,queue) \
         init_waitqueue_head(&queue)
 
+static inline long
+ugly_hack_sleep_on_timeout(wait_queue_head_t *q, long timeout)
+{
+	unsigned long flags;
+	wait_queue_t wait;
+
+	init_waitqueue_entry(&wait, current);
+
+	__set_current_state(TASK_INTERRUPTIBLE);
+	spin_lock_irqsave(&q->lock, flags);
+	__add_wait_queue(q, &wait);
+	spin_unlock(&q->lock);
+
+	timeout = schedule_timeout(timeout);
+
+	spin_lock_irq(&q->lock);
+	__remove_wait_queue(q, &wait);
+	spin_unlock_irqrestore(&q->lock, flags);
+
+	return timeout;
+}
+
 /* wait for an event, timeout is measured in ms */
 #define MEI_WAIT_EVENT_TIMEOUT(ev,timeout)\
-        interruptible_sleep_on_timeout(&ev,timeout * HZ / 1000)
+        ugly_hack_sleep_on_timeout(&ev, timeout * HZ / 1000)
 #define MEI_WAKEUP_EVENT(ev)\
         wake_up_interruptible(&ev)
 #endif /* IFX_MEI_BSP */