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author | André Fabian Silva Delgado <emulatorman@parabola.nu> | 2015-08-05 17:04:01 -0300 |
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committer | André Fabian Silva Delgado <emulatorman@parabola.nu> | 2015-08-05 17:04:01 -0300 |
commit | 57f0f512b273f60d52568b8c6b77e17f5636edc0 (patch) | |
tree | 5e910f0e82173f4ef4f51111366a3f1299037a7b /drivers/staging/dgnc/dgnc_utils.c |
Initial import
Diffstat (limited to 'drivers/staging/dgnc/dgnc_utils.c')
-rw-r--r-- | drivers/staging/dgnc/dgnc_utils.c | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/drivers/staging/dgnc/dgnc_utils.c b/drivers/staging/dgnc/dgnc_utils.c new file mode 100644 index 000000000..f76de8290 --- /dev/null +++ b/drivers/staging/dgnc/dgnc_utils.c @@ -0,0 +1,18 @@ +#include <linux/tty.h> +#include <linux/sched.h> +#include "dgnc_utils.h" +#include "digi.h" + +/* + * dgnc_ms_sleep() + * + * Put the driver to sleep for x ms's + * + * Returns 0 if timed out, !0 (showing signal) if interrupted by a signal. + */ +int dgnc_ms_sleep(ulong ms) +{ + __set_current_state(TASK_INTERRUPTIBLE); + schedule_timeout((ms * HZ) / 1000); + return signal_pending(current); +} |