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ltq-adsl-mei: fix bugs in linux 3.18 compatiblity change

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Signed-off-by: Felix Fietkau <nbd@openwrt.org>

SVN-Revision: 44845
This commit is contained in:
Felix Fietkau 2015-03-16 13:05:49 +00:00
parent 6cfad3ca21
commit e1a8e41287
1 changed files with 23 additions and 1 deletions
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24
package/kernel/lantiq/ltq-adsl-mei/src/ifxmips_mei_interface.h
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@ -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)\
wait_event_interruptible_timeout(ev,0 == 1, 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 */