diff options
Diffstat (limited to 'Documentation/userspace-api/media/mediactl/request-api.rst')
| -rw-r--r-- | Documentation/userspace-api/media/mediactl/request-api.rst | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/Documentation/userspace-api/media/mediactl/request-api.rst b/Documentation/userspace-api/media/mediactl/request-api.rst index c0fa4dbb2b28..6c4cbd9f08a5 100644 --- a/Documentation/userspace-api/media/mediactl/request-api.rst +++ b/Documentation/userspace-api/media/mediactl/request-api.rst @@ -1,4 +1,5 @@ .. SPDX-License-Identifier: GPL-2.0 OR GFDL-1.1-no-invariants-or-later +.. c:namespace:: MC .. _media-request-api: @@ -93,7 +94,7 @@ regardless of whether a request is in use or not. Setting the same control through a request and also directly can lead to undefined behavior! -User-space can :ref:`poll() <request-func-poll>` a request file descriptor in +User-space can :c:func:`poll()` a request file descriptor in order to wait until the request completes. A request is considered complete once all its associated buffers are available for dequeuing and all the associated controls have been updated with the values at the time of completion. @@ -115,7 +116,7 @@ Recycling and Destruction ------------------------- Finally, a completed request can either be discarded or be reused. Calling -:ref:`close() <request-func-close>` on a request file descriptor will make +:c:func:`close()` on a request file descriptor will make that file descriptor unusable and the request will be freed once it is no longer in use by the kernel. That is, if the request is queued and then the file descriptor is closed, then it won't be freed until the driver completed |