On Friday 16 July 2010 12:27:43 Matti J. Aaltonen wrote:
> Add spacing field to v4l2_hw_freq_seek and also add FM RX class to
> control classes.
>
> Signed-off-by: Matti J. Aaltonen <matti.j.aaltonen@xxxxxxxxx>
> ---
> include/linux/videodev2.h | 15 ++++++++++++++-
> 1 files changed, 14 insertions(+), 1 deletions(-)
>
> diff --git a/include/linux/videodev2.h b/include/linux/videodev2.h
> index 418dacf..95675cd 100644
> --- a/include/linux/videodev2.h
> +++ b/include/linux/videodev2.h
> @@ -935,6 +935,7 @@ struct v4l2_ext_controls {
> #define V4L2_CTRL_CLASS_MPEG 0x00990000 /* MPEG-compression controls */
> #define V4L2_CTRL_CLASS_CAMERA 0x009a0000 /* Camera class controls */
> #define V4L2_CTRL_CLASS_FM_TX 0x009b0000 /* FM Modulator control class */
> +#define V4L2_CTRL_CLASS_FM_RX 0x009c0000 /* FM Tuner control class */
>
> #define V4L2_CTRL_ID_MASK (0x0fffffff)
> #define V4L2_CTRL_ID2CLASS(id) ((id) & 0x0fff0000UL)
> @@ -1313,6 +1314,17 @@ enum v4l2_preemphasis {
> #define V4L2_CID_TUNE_POWER_LEVEL (V4L2_CID_FM_TX_CLASS_BASE + 113)
> #define V4L2_CID_TUNE_ANTENNA_CAPACITOR (V4L2_CID_FM_TX_CLASS_BASE + 114)
>
> +/* FM Tuner class control IDs */
> +#define V4L2_CID_FM_RX_CLASS_BASE (V4L2_CTRL_CLASS_FM_RX | 0x900)
> +#define V4L2_CID_FM_RX_CLASS (V4L2_CTRL_CLASS_FM_RX | 1)
> +
> +#define V4L2_CID_FM_RX_BAND (V4L2_CID_FM_TX_CLASS_BASE + 1)
> +enum v4l2_fm_rx_band {
> + V4L2_FM_BAND_OTHER = 0,
> + V4L2_FM_BAND_JAPAN = 1,
> + V4L2_FM_BAND_OIRT = 2
> +};
Note: you also need to add support for the new class and control to v4l2-common.c.
The following functions should be extended:
v4l2_ctrl_get_menu()
v4l2_ctrl_get_name()
v4l2_ctrl_query_fill()
Regards,
Hans
> +
> /*
> * T U N I N G
> */
> @@ -1377,7 +1389,8 @@ struct v4l2_hw_freq_seek {
> enum v4l2_tuner_type type;
> __u32 seek_upward;
> __u32 wrap_around;
> - __u32 reserved[8];
> + __u32 spacing;
> + __u32 reserved[7];
> };
>
> /*
>
--
Hans Verkuil - video4linux developer - sponsored by TANDBERG, part of Cisco
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