Em 04-06-2010 07:34, Matti J. Aaltonen escreveu: > Add spacing field to v4l2_hw_freq_seek and also add FM RX class to > control classes. If you're adding new stuff to API, you should also patch Documentation/DocBook/v4l stuff. > > 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 > +}; You don't need anything special to define the bandwidth. VIDIOC_G_TUNER/VIDIOC_S_TUNER allows negotiating rangelow/rangehigh. > + > /* > * 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]; > }; > > /* I can't comment on your other API proposals, as you didn't send a patch documenting it at the API spec. Cheers, Mauro. -- To unsubscribe from this list: send the line "unsubscribe linux-media" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html