From ace9429bb58fd418f0c81d4c2835699bddf6bde6 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Thu, 11 Apr 2024 10:27:49 +0200 Subject: Adding upstream version 6.6.15. Signed-off-by: Daniel Baumann --- .../media/mediactl/request-func-close.rst | 45 ++++++++++++++++++++++ 1 file changed, 45 insertions(+) create mode 100644 Documentation/userspace-api/media/mediactl/request-func-close.rst (limited to 'Documentation/userspace-api/media/mediactl/request-func-close.rst') diff --git a/Documentation/userspace-api/media/mediactl/request-func-close.rst b/Documentation/userspace-api/media/mediactl/request-func-close.rst new file mode 100644 index 0000000000..f4b8eb385a --- /dev/null +++ b/Documentation/userspace-api/media/mediactl/request-func-close.rst @@ -0,0 +1,45 @@ +.. SPDX-License-Identifier: GPL-2.0 OR GFDL-1.1-no-invariants-or-later +.. c:namespace:: MC.request + +.. _request-func-close: + +*************** +request close() +*************** + +Name +==== + +request-close - Close a request file descriptor + +Synopsis +======== + +.. code-block:: c + + #include + +.. c:function:: int close( int fd ) + +Arguments +========= + +``fd`` + File descriptor returned by :ref:`MEDIA_IOC_REQUEST_ALLOC`. + +Description +=========== + +Closes the request file descriptor. Resources associated with the request +are freed once all file descriptors associated with the request are closed +and the driver has completed the request. +See :ref:`here ` for more information. + +Return Value +============ + +:c:func:`close()` returns 0 on success. On error, -1 is +returned, and ``errno`` is set appropriately. Possible error codes are: + +EBADF + ``fd`` is not a valid open file descriptor. -- cgit v1.2.3