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Diffstat (limited to 'Documentation/media/uapi/dvb/dtv-property.rst')
| -rw-r--r-- | Documentation/media/uapi/dvb/dtv-property.rst | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/Documentation/media/uapi/dvb/dtv-property.rst b/Documentation/media/uapi/dvb/dtv-property.rst new file mode 100644 index 000000000000..5073a49def2a --- /dev/null +++ b/Documentation/media/uapi/dvb/dtv-property.rst @@ -0,0 +1,31 @@ +.. -*- coding: utf-8; mode: rst -*- + +.. _dtv-property: + +******************* +struct dtv_property +******************* + + +.. code-block:: c + + /* Reserved fields should be set to 0 */ + + struct dtv_property { + __u32 cmd; + __u32 reserved[3]; + union { + __u32 data; + struct dtv_fe_stats st; + struct { + __u8 data[32]; + __u32 len; + __u32 reserved1[3]; + void *reserved2; + } buffer; + } u; + int result; + } __attribute__ ((packed)); + + /* num of properties cannot exceed DTV_IOCTL_MAX_MSGS per ioctl */ + #define DTV_IOCTL_MAX_MSGS 64 |