diff options
| author | Hans Verkuil <hans.verkuil@cisco.com> | 2012-07-05 06:04:04 -0300 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab@redhat.com> | 2012-07-30 20:23:03 -0300 |
| commit | 3d687b49ff085b325488e7aeb2ee4df99dd7ca6e (patch) | |
| tree | d45b98dc936add40783e3dd2966d91c1c98e549e /include | |
| parent | b67a39e4b6850c0346c0b809886632d4cd2fed7d (diff) | |
[media] videodev2.h: add VIDIOC_ENUM_FREQ_BANDS
Add a new ioctl to enumerate the supported frequency bands of a tuner.
Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'include')
| -rw-r--r-- | include/linux/videodev2.h | 40 |
1 files changed, 30 insertions, 10 deletions
diff --git a/include/linux/videodev2.h b/include/linux/videodev2.h index 4cf766e6f12..63c950f6fcc 100644 --- a/include/linux/videodev2.h +++ b/include/linux/videodev2.h @@ -2032,6 +2032,7 @@ struct v4l2_modulator { #define V4L2_TUNER_CAP_RDS 0x0080 #define V4L2_TUNER_CAP_RDS_BLOCK_IO 0x0100 #define V4L2_TUNER_CAP_RDS_CONTROLS 0x0200 +#define V4L2_TUNER_CAP_FREQ_BANDS 0x0400 /* Flags for the 'rxsubchans' field */ #define V4L2_TUNER_SUB_MONO 0x0001 @@ -2050,19 +2051,34 @@ struct v4l2_modulator { #define V4L2_TUNER_MODE_LANG1_LANG2 0x0004 struct v4l2_frequency { - __u32 tuner; - __u32 type; /* enum v4l2_tuner_type */ - __u32 frequency; - __u32 reserved[8]; + __u32 tuner; + __u32 type; /* enum v4l2_tuner_type */ + __u32 frequency; + __u32 reserved[8]; +}; + +#define V4L2_BAND_MODULATION_VSB (1 << 1) +#define V4L2_BAND_MODULATION_FM (1 << 2) +#define V4L2_BAND_MODULATION_AM (1 << 3) + +struct v4l2_frequency_band { + __u32 tuner; + __u32 type; /* enum v4l2_tuner_type */ + __u32 index; + __u32 capability; + __u32 rangelow; + __u32 rangehigh; + __u32 modulation; + __u32 reserved[9]; }; struct v4l2_hw_freq_seek { - __u32 tuner; - __u32 type; /* enum v4l2_tuner_type */ - __u32 seek_upward; - __u32 wrap_around; - __u32 spacing; - __u32 reserved[7]; + __u32 tuner; + __u32 type; /* enum v4l2_tuner_type */ + __u32 seek_upward; + __u32 wrap_around; + __u32 spacing; + __u32 reserved[7]; }; /* @@ -2630,6 +2646,10 @@ struct v4l2_create_buffers { #define VIDIOC_QUERY_DV_TIMINGS _IOR('V', 99, struct v4l2_dv_timings) #define VIDIOC_DV_TIMINGS_CAP _IOWR('V', 100, struct v4l2_dv_timings_cap) +/* Experimental, this ioctl may change over the next couple of kernel + versions. */ +#define VIDIOC_ENUM_FREQ_BANDS _IOWR('V', 101, struct v4l2_frequency_band) + /* Reminder: when adding new ioctls please add support for them to drivers/media/video/v4l2-compat-ioctl32.c as well! */ |