1 .. SPDX-License-Identifier: GFDL-1.1-no-invariants-or-later 2 .. c:namespace:: DTV.fe 3 4 .. _FE_DISHNETWORK_SEND_LEGACY_CMD: 5 6 ****************************** 7 FE_DISHNETWORK_SEND_LEGACY_CMD 8 ****************************** 9 10 Name 11 ==== 12 13 FE_DISHNETWORK_SEND_LEGACY_CMD 14 15 Synopsis 16 ======== 17 18 .. c:macro:: FE_DISHNETWORK_SEND_LEGACY_CMD 19 20 ``int ioctl(int fd, FE_DISHNETWORK_SEND_LEGACY_CMD, unsigned long cmd)`` 21 22 Arguments 23 ========= 24 25 ``fd`` 26 File descriptor returned by :c:func:`open()`. 27 28 ``cmd`` 29 Sends the specified raw cmd to the dish via DISEqC. 30 31 Description 32 =========== 33 34 .. warning:: 35 This is a very obscure legacy command, used only at stv0299 36 driver. Should not be used on newer drivers. 37 38 It provides a non-standard method for selecting Diseqc voltage on the 39 frontend, for Dish Network legacy switches. 40 41 As support for this ioctl were added in 2004, this means that such 42 dishes were already legacy in 2004. 43 44 Return Value 45 ============ 46 47 On success 0 is returned. 48 49 On error -1 is returned, and the ``errno`` variable is set 50 appropriately. 51 52 Generic error codes are described at the 53 :ref:`Generic Error Codes <gen-errors>` chapter.
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