2.6.2.6. FE_GET_FRONTEND¶
2.6.2.6.2. Synopsis¶
- int ioctl(int fd, FE_GET_FRONTEND, struct dvb_frontend_parameters *p)¶
2.6.2.6.3. Arguments¶
- fd
- File descriptor returned by open().
- p
- Points to parameters for tuning operation.
2.6.2.6.4. Description¶
This ioctl call queries the currently effective frontend parameters. For this command, read-only access to the device is sufficient.
2.6.2.6.5. Return Value¶
On success 0 is returned, on error -1 and the errno variable is set appropriately. The generic error codes are described at the Generic Error Codes chapter.
EINVAL | Maximum supported symbol rate reached. |