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Diffstat (limited to 'Documentation/media/uapi/dvb/dmx-fwrite.rst')
| -rw-r--r-- | Documentation/media/uapi/dvb/dmx-fwrite.rst | 75 |
1 files changed, 0 insertions, 75 deletions
diff --git a/Documentation/media/uapi/dvb/dmx-fwrite.rst b/Documentation/media/uapi/dvb/dmx-fwrite.rst deleted file mode 100644 index 8a90dfe28307..000000000000 --- a/Documentation/media/uapi/dvb/dmx-fwrite.rst +++ /dev/null @@ -1,75 +0,0 @@ -.. -*- coding: utf-8; mode: rst -*- - -.. _dmx_fwrite: - -================= -DVB demux write() -================= - -Name ----- - -DVB demux write() - - -Synopsis --------- - -.. c:function:: ssize_t write(int fd, const void *buf, size_t count) - :name: dvb-dmx-write - -Arguments ---------- - -``fd`` - File descriptor returned by a previous call to :c:func:`open() <dvb-ca-open>`. - -``buf`` - Buffer with data to be written - -``count`` - Number of bytes at the buffer - -Description ------------ - -This system call is only provided by the logical device -/dev/dvb/adapter0/dvr0, associated with the physical demux device that -provides the actual DVR functionality. It is used for replay of a -digitally recorded Transport Stream. Matching filters have to be defined -in the corresponding physical demux device, /dev/dvb/adapter0/demux0. -The amount of data to be transferred is implied by count. - - -Return Value ------------- - -.. tabularcolumns:: |p{2.5cm}|p{15.0cm}| - -.. flat-table:: - :header-rows: 0 - :stub-columns: 0 - - - .. row 1 - - - ``EWOULDBLOCK`` - - - No data was written. This might happen if O_NONBLOCK was - specified and there is no more buffer space available (if - O_NONBLOCK is not specified the function will block until buffer - space is available). - - - .. row 2 - - - ``EBUSY`` - - - This error code indicates that there are conflicting requests. The - corresponding demux device is setup to receive data from the - front- end. Make sure that these filters are stopped and that the - filters with input set to DMX_IN_DVR are started. - - - .. row 3 - - - ``EBADF`` - - - fd is not a valid open file descriptor. |
