diff options
Diffstat (limited to 'drivers/staging/dgnc/dgnc_utils.c')
| -rw-r--r-- | drivers/staging/dgnc/dgnc_utils.c | 70 |
1 files changed, 70 insertions, 0 deletions
diff --git a/drivers/staging/dgnc/dgnc_utils.c b/drivers/staging/dgnc/dgnc_utils.c new file mode 100644 index 000000000000..61efc13ec160 --- /dev/null +++ b/drivers/staging/dgnc/dgnc_utils.c @@ -0,0 +1,70 @@ +#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) +{ + current->state = TASK_INTERRUPTIBLE; + schedule_timeout((ms * HZ) / 1000); + return signal_pending(current); +} + +/* + * dgnc_ioctl_name() : Returns a text version of each ioctl value. + */ +char *dgnc_ioctl_name(int cmd) +{ + switch (cmd) { + + case TCGETA: return "TCGETA"; + case TCGETS: return "TCGETS"; + case TCSETA: return "TCSETA"; + case TCSETS: return "TCSETS"; + case TCSETAW: return "TCSETAW"; + case TCSETSW: return "TCSETSW"; + case TCSETAF: return "TCSETAF"; + case TCSETSF: return "TCSETSF"; + case TCSBRK: return "TCSBRK"; + case TCXONC: return "TCXONC"; + case TCFLSH: return "TCFLSH"; + case TIOCGSID: return "TIOCGSID"; + + case TIOCGETD: return "TIOCGETD"; + case TIOCSETD: return "TIOCSETD"; + case TIOCGWINSZ: return "TIOCGWINSZ"; + case TIOCSWINSZ: return "TIOCSWINSZ"; + + case TIOCMGET: return "TIOCMGET"; + case TIOCMSET: return "TIOCMSET"; + case TIOCMBIS: return "TIOCMBIS"; + case TIOCMBIC: return "TIOCMBIC"; + + /* from digi.h */ + case DIGI_SETA: return "DIGI_SETA"; + case DIGI_SETAW: return "DIGI_SETAW"; + case DIGI_SETAF: return "DIGI_SETAF"; + case DIGI_SETFLOW: return "DIGI_SETFLOW"; + case DIGI_SETAFLOW: return "DIGI_SETAFLOW"; + case DIGI_GETFLOW: return "DIGI_GETFLOW"; + case DIGI_GETAFLOW: return "DIGI_GETAFLOW"; + case DIGI_GETA: return "DIGI_GETA"; + case DIGI_GEDELAY: return "DIGI_GEDELAY"; + case DIGI_SEDELAY: return "DIGI_SEDELAY"; + case DIGI_GETCUSTOMBAUD: return "DIGI_GETCUSTOMBAUD"; + case DIGI_SETCUSTOMBAUD: return "DIGI_SETCUSTOMBAUD"; + case TIOCMODG: return "TIOCMODG"; + case TIOCMODS: return "TIOCMODS"; + case TIOCSDTR: return "TIOCSDTR"; + case TIOCCDTR: return "TIOCCDTR"; + + default: return "unknown"; + } +} |