git: f21c0366f532 - stable/13 - backlight(8): Add note that with option it print the current brightness.

[Emmanuel Vadot]

The branch stable/13 has been updated by manu:

URL: https://cgit.FreeBSD.org/src/commit/?id=f21c0366f532888bec164717a93964610ab6baf6

commit f21c0366f532888bec164717a93964610ab6baf6
Author:     Emmanuel Vadot <manu at FreeBSD.org>
AuthorDate: 2021-03-03 08:00:42 +0000
Commit:     Emmanuel Vadot <manu at FreeBSD.org>
CommitDate: 2021-03-10 10:49:31 +0000

    backlight(8): Add note that with option it print the current brightness.
    
    MFC after:    3 days
    PR:           253737
    
    (cherry picked from commit 1df30489a8f7083c98010c94d9ce522f9e8213dc)
---
 usr.bin/backlight/backlight.8 | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/usr.bin/backlight/backlight.8 b/usr.bin/backlight/backlight.8
index 8c3b634e152b..ce2d0e4b0325 100644
--- a/usr.bin/backlight/backlight.8
+++ b/usr.bin/backlight/backlight.8
@@ -22,7 +22,7 @@
 .\"
 .\" $FreeBSD$
 .\"
-.Dd October 27, 2020
+.Dd March 03, 2021
 .Dt BACKLIGHT 8
 .Os
 .Sh NAME
@@ -47,6 +47,9 @@ The
 .Nm
 utility can be used to configure brightness levels for registered backlights.
 .Pp
+If call without any option it will print the current brightness level of the first
+registered backlight.
+.Pp
 The options are as follows:
 .Bl -tag -width "-f device"
 .It Fl f Ar device