drivers/staging/dgnc/dgnc_utils.c

   1 #include <linux/tty.h>
   2 #include <linux/sched.h>
   3 #include "dgnc_utils.h"
   4
   5 /*
   6  * dgnc_ms_sleep()
   7  *
   8  * Put the driver to sleep for x ms's
   9  *
  10  * Returns 0 if timed out, !0 (showing signal) if interrupted by a signal.
  11  */
  12 int dgnc_ms_sleep(ulong ms)
  13 {
  14         __set_current_state(TASK_INTERRUPTIBLE);
  15         schedule_timeout((ms * HZ) / 1000);
  16         return signal_pending(current);
  17 }