ptp: provide the clock's adjusted frequency

If the timex.mode field indicates a query, then we provide the value of the current frequency adjustment. [ Get rid of extraneous empty lines -DaveM ] Signed-off-by: Richard Cochran <[email protected]> Signed-off-by: David S. Miller <[email protected]>
kyagi · Sep 22, 2012 · 5c35bad · 5c35bad
1 parent 39a8cbd
commit 5c35bad
Showing 1 changed file with 3 additions and 2 deletions.
diff --git a/drivers/ptp/ptp_clock.c b/drivers/ptp/ptp_clock.c
@@ -143,11 +143,12 @@ static int ptp_clock_adjtime(struct posix_clock *pc, struct timex *tx)
 		kt = timespec_to_ktime(ts);
 		delta = ktime_to_ns(kt);
 		err = ops->adjtime(ops, delta);
-
 	} else if (tx->modes & ADJ_FREQUENCY) {
-
 		err = ops->adjfreq(ops, scaled_ppm_to_ppb(tx->freq));
 		ptp->dialed_frequency = tx->freq;
+	} else if (tx->modes == 0) {
+		tx->freq = ptp->dialed_frequency;
+		err = 0;
 	}
 
 	return err;