projects / deliverable / linux.git / blame
| Commit | Line | Data |
|---|---|---|
| 5377d91f MH |
1 | .. -*- coding: utf-8; mode: rst -*- |
| 2 | ||
| 3 | .. _FE_DISEQC_SEND_MASTER_CMD: | |
| 4 | ||
| 5 | ******************************* | |
| 6 | ioctl FE_DISEQC_SEND_MASTER_CMD | |
| 7 | ******************************* | |
| 8 | ||
| 9 | *man FE_DISEQC_SEND_MASTER_CMD(2)* | |
| 10 | ||
| 11 | Sends a DiSEqC command | |
| 12 | ||
| 13 | ||
| 14 | Synopsis | |
| 15 | ======== | |
| 16 | ||
| b7e67f6c | 17 | .. cpp:function:: int ioctl( int fd, int request, struct dvb_diseqc_master_cmd *argp ) |
| 5377d91f MH |
18 | |
| 19 | Arguments | |
| 20 | ========= | |
| 21 | ||
| 22 | ``fd`` | |
| 23 | File descriptor returned by :ref:`open() <frontend_f_open>`. | |
| 24 | ||
| 25 | ``request`` | |
| 26 | FE_DISEQC_SEND_MASTER_CMD | |
| 27 | ||
| 28 | ``argp`` | |
| 29 | pointer to struct | |
| 30 | :ref:`dvb_diseqc_master_cmd <dvb-diseqc-master-cmd>` | |
| 31 | ||
| 32 | ||
| 33 | Description | |
| 34 | =========== | |
| 35 | ||
| 36 | Sends a DiSEqC command to the antenna subsystem. | |
| 37 | ||
| 38 | RETURN VALUE | |
| 39 | ||
| 40 | On success 0 is returned, on error -1 and the ``errno`` variable is set | |
| 41 | appropriately. The generic error codes are described at the | |
| 42 | :ref:`Generic Error Codes <gen-errors>` chapter. | |
| 43 | ||
| 44 | ||
| 45 | .. _dvb-diseqc-master-cmd: | |
| 46 | ||
| 47 | .. flat-table:: struct dvb_diseqc_master_cmd | |
| 48 | :header-rows: 0 | |
| 49 | :stub-columns: 0 | |
| 50 | :widths: 1 1 2 | |
| 51 | ||
| 52 | ||
| 53 | - .. row 1 | |
| 54 | ||
| 55 | - uint8_t | |
| 56 | ||
| 57 | - msg[6] | |
| 58 | ||
| 59 | - DiSEqC message (framing, address, command, data[3]) | |
| 60 | ||
| 61 | - .. row 2 | |
| 62 | ||
| 63 | - uint8_t | |
| 64 | ||
| 65 | - msg_len | |
| 66 | ||
| 67 | - Length of the DiSEqC message. Valid values are 3 to 6 | |
| 68 | ||
| 69 | ||
| 70 | ||
| 71 | ||
| 72 | .. ------------------------------------------------------------------------------ | |
| 73 | .. This file was automatically converted from DocBook-XML with the dbxml | |
| 74 | .. library (https://github.com/return42/sphkerneldoc). The origin XML comes | |
| 75 | .. from the linux kernel, refer to: | |
| 76 | .. | |
| 77 | .. * https://github.com/torvalds/linux/tree/master/Documentation/DocBook | |
| 78 | .. ------------------------------------------------------------------------------ |