2.5.7. ioctl FE_DISEQC_SEND_MASTER_CMD¶
2.5.7.1. Name¶
FE_DISEQC_SEND_MASTER_CMD - Sends a DiSEqC command
2.5.7.3. Arguments¶
fd
- File descriptor returned by open().
request
- FE_DISEQC_SEND_MASTER_CMD
argp
- pointer to struct dvb_diseqc_master_cmd
2.5.7.4. Description¶
Sends a DiSEqC command to the antenna subsystem.
2.5.7.5. struct dvb_diseqc_master_cmd¶
uint8_t | msg[6] | DiSEqC message (framing, address, command, data[3]) |
uint8_t | msg_len | Length of the DiSEqC message. Valid values are 3 to 6 |
2.5.7.6. 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.