1 files changed, 12 insertions, 3 deletions

diff --git a/Documentation/DocBook/media/v4l/vidioc-g-tuner.xml b/Documentation/DocBook/media/v4l/vidioc-g-tuner.xml
index 6cc82010c736..b0d865933da6 100644
--- a/Documentation/DocBook/media/v4l/vidioc-g-tuner.xml
+++ b/Documentation/DocBook/media/v4l/vidioc-g-tuner.xml
@@ -134,7 +134,9 @@ the structure refers to a radio tuner the
             <entry spanname="hspan">The lowest tunable frequency in
 units of 62.5 kHz, or if the <structfield>capability</structfield>
 flag <constant>V4L2_TUNER_CAP_LOW</constant> is set, in units of 62.5
-Hz. If multiple frequency bands are supported, then
+Hz, or if the <structfield>capability</structfield> flag
+<constant>V4L2_TUNER_CAP_1HZ</constant> is set, in units of 1 Hz.
+If multiple frequency bands are supported, then
 <structfield>rangelow</structfield> is the lowest frequency
 of all the frequency bands.</entry>
           </row>
@@ -144,7 +146,9 @@ of all the frequency bands.</entry>
             <entry spanname="hspan">The highest tunable frequency in
 units of 62.5 kHz, or if the <structfield>capability</structfield>
 flag <constant>V4L2_TUNER_CAP_LOW</constant> is set, in units of 62.5
-Hz. If multiple frequency bands are supported, then
+Hz, or if the <structfield>capability</structfield> flag
+<constant>V4L2_TUNER_CAP_1HZ</constant> is set, in units of 1 Hz.
+If multiple frequency bands are supported, then
 <structfield>rangehigh</structfield> is the highest frequency
 of all the frequency bands.</entry>
           </row>
@@ -270,7 +274,7 @@ applications must set the array to zero.</entry>
             <entry><constant>V4L2_TUNER_CAP_LOW</constant></entry>
             <entry>0x0001</entry>
             <entry>When set, tuning frequencies are expressed in units of
-62.5&nbsp;Hz, otherwise in units of 62.5&nbsp;kHz.</entry>
+62.5 Hz instead of 62.5 kHz.</entry>
           </row>
           <row>
             <entry><constant>V4L2_TUNER_CAP_NORM</constant></entry>
@@ -360,6 +364,11 @@ radio tuners.</entry>
         <entry>The range to search when using the hardware seek functionality
         is programmable, see &VIDIOC-S-HW-FREQ-SEEK; for details.</entry>
           </row>
+          <row>
+        <entry><constant>V4L2_TUNER_CAP_1HZ</constant></entry>
+        <entry>0x1000</entry>
+        <entry>When set, tuning frequencies are expressed in units of 1 Hz instead of 62.5 kHz.</entry>
+          </row>
         </tbody>
       </tgroup>
     </table>