| Konrad Zapalowicz | 9a633d0 | 2014-08-06 14:21:23 +0200 | [diff] [blame] | 1 | #include <linux/tty.h> |
| 2 | #include <linux/sched.h> |
| 3 | #include "dgnc_utils.h" |
| Konrad Zapalowicz | 9a633d0 | 2014-08-06 14:21:23 +0200 | [diff] [blame] | 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 | { |
| Davidlohr Bueso | 2be90fe | 2015-01-26 02:15:02 -0800 | [diff] [blame] | 14 | __set_current_state(TASK_INTERRUPTIBLE); |
| Konrad Zapalowicz | 9a633d0 | 2014-08-06 14:21:23 +0200 | [diff] [blame] | 15 | schedule_timeout((ms * HZ) / 1000); |
| 16 | return signal_pending(current); |
| 17 | } |