[media] media: Improve documentation for link_setup/link_modify

Those callbacks are called with the media_device.graph_mutex held.

Add a note about that, as the code called by those notifiers should
not be touching in the mutex.

Acked-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Acked-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>

path: root/timer.c

#include <sys/time.h>

#include "timer.h"

void set_itimer_interval_value(struct itimerval *itimer, unsigned long sec,
			       unsigned long usec)
{
	itimer->it_interval.tv_sec = sec;
	itimer->it_interval.tv_usec = usec;

	itimer->it_value.tv_sec = sec;
	itimer->it_value.tv_usec = usec;
}