diff options
Diffstat (limited to 'Documentation/media/uapi/v4l/vidioc-s-hw-freq-seek.rst')
| -rw-r--r-- | Documentation/media/uapi/v4l/vidioc-s-hw-freq-seek.rst | 132 |
1 files changed, 46 insertions, 86 deletions
diff --git a/Documentation/media/uapi/v4l/vidioc-s-hw-freq-seek.rst b/Documentation/media/uapi/v4l/vidioc-s-hw-freq-seek.rst index fc5e31c63b95..5672ca48d2bd 100644 --- a/Documentation/media/uapi/v4l/vidioc-s-hw-freq-seek.rst +++ b/Documentation/media/uapi/v4l/vidioc-s-hw-freq-seek.rst @@ -68,92 +68,52 @@ error code is returned and no seek takes place. :stub-columns: 0 :widths: 1 1 2 - - - .. row 1 - - - __u32 - - - ``tuner`` - - - The tuner index number. This is the same value as in the struct - :c:type:`v4l2_input` ``tuner`` field and the struct - :c:type:`v4l2_tuner` ``index`` field. - - - .. row 2 - - - __u32 - - - ``type`` - - - The tuner type. This is the same value as in the struct - :c:type:`v4l2_tuner` ``type`` field. See - :c:type:`v4l2_tuner_type` - - - .. row 3 - - - __u32 - - - ``seek_upward`` - - - If non-zero, seek upward from the current frequency, else seek - downward. - - - .. row 4 - - - __u32 - - - ``wrap_around`` - - - If non-zero, wrap around when at the end of the frequency range, - else stop seeking. The struct :c:type:`v4l2_tuner` - ``capability`` field will tell you what the hardware supports. - - - .. row 5 - - - __u32 - - - ``spacing`` - - - If non-zero, defines the hardware seek resolution in Hz. The - driver selects the nearest value that is supported by the device. - If spacing is zero a reasonable default value is used. - - - .. row 6 - - - __u32 - - - ``rangelow`` - - - If non-zero, the lowest tunable frequency of the band to search in - units of 62.5 kHz, or if the struct - :c:type:`v4l2_tuner` ``capability`` field has the - ``V4L2_TUNER_CAP_LOW`` flag set, in units of 62.5 Hz or if the - struct :c:type:`v4l2_tuner` ``capability`` field has - the ``V4L2_TUNER_CAP_1HZ`` flag set, in units of 1 Hz. If - ``rangelow`` is zero a reasonable default value is used. - - - .. row 7 - - - __u32 - - - ``rangehigh`` - - - If non-zero, the highest tunable frequency of the band to search - in units of 62.5 kHz, or if the struct - :c:type:`v4l2_tuner` ``capability`` field has the - ``V4L2_TUNER_CAP_LOW`` flag set, in units of 62.5 Hz or if the - struct :c:type:`v4l2_tuner` ``capability`` field has - the ``V4L2_TUNER_CAP_1HZ`` flag set, in units of 1 Hz. If - ``rangehigh`` is zero a reasonable default value is used. - - - .. row 8 - - - __u32 - - - ``reserved``\ [5] - - - Reserved for future extensions. Applications must set the array to - zero. + * - __u32 + - ``tuner`` + - The tuner index number. This is the same value as in the struct + :c:type:`v4l2_input` ``tuner`` field and the struct + :c:type:`v4l2_tuner` ``index`` field. + * - __u32 + - ``type`` + - The tuner type. This is the same value as in the struct + :c:type:`v4l2_tuner` ``type`` field. See + :c:type:`v4l2_tuner_type` + * - __u32 + - ``seek_upward`` + - If non-zero, seek upward from the current frequency, else seek + downward. + * - __u32 + - ``wrap_around`` + - If non-zero, wrap around when at the end of the frequency range, + else stop seeking. The struct :c:type:`v4l2_tuner` + ``capability`` field will tell you what the hardware supports. + * - __u32 + - ``spacing`` + - If non-zero, defines the hardware seek resolution in Hz. The + driver selects the nearest value that is supported by the device. + If spacing is zero a reasonable default value is used. + * - __u32 + - ``rangelow`` + - If non-zero, the lowest tunable frequency of the band to search in + units of 62.5 kHz, or if the struct + :c:type:`v4l2_tuner` ``capability`` field has the + ``V4L2_TUNER_CAP_LOW`` flag set, in units of 62.5 Hz or if the + struct :c:type:`v4l2_tuner` ``capability`` field has + the ``V4L2_TUNER_CAP_1HZ`` flag set, in units of 1 Hz. If + ``rangelow`` is zero a reasonable default value is used. + * - __u32 + - ``rangehigh`` + - If non-zero, the highest tunable frequency of the band to search + in units of 62.5 kHz, or if the struct + :c:type:`v4l2_tuner` ``capability`` field has the + ``V4L2_TUNER_CAP_LOW`` flag set, in units of 62.5 Hz or if the + struct :c:type:`v4l2_tuner` ``capability`` field has + the ``V4L2_TUNER_CAP_1HZ`` flag set, in units of 1 Hz. If + ``rangehigh`` is zero a reasonable default value is used. + * - __u32 + - ``reserved``\ [5] + - Reserved for future extensions. Applications must set the array to + zero. Return Value |