diff options
Diffstat (limited to 'Documentation/linux_tv')
25 files changed, 40 insertions, 40 deletions
diff --git a/Documentation/linux_tv/media/v4l/buffer.rst b/Documentation/linux_tv/media/v4l/buffer.rst index b535177724b9..1c6c96c37155 100644 --- a/Documentation/linux_tv/media/v4l/buffer.rst +++ b/Documentation/linux_tv/media/v4l/buffer.rst @@ -11,14 +11,14 @@ the Streaming I/O methods. In the multi-planar API, the data is held in planes, while the buffer structure acts as a container for the planes. Only pointers to buffers (planes) are exchanged, the data itself is not copied. These pointers, together with meta-information like timestamps -or field parity, are stored in a struct :c:type:`struct v4l2_buffer`, +or field parity, are stored in a struct :ref:`struct v4l2_buffer <v4l2-buffer>`, argument to the :ref:`VIDIOC_QUERYBUF`, :ref:`VIDIOC_QBUF` and :ref:`VIDIOC_DQBUF <VIDIOC_QBUF>` ioctl. In the multi-planar API, -some plane-specific members of struct :c:type:`struct v4l2_buffer`, +some plane-specific members of struct :ref:`struct v4l2_buffer <v4l2-buffer>`, such as pointers and sizes for each plane, are stored in struct -:c:type:`struct v4l2_plane` instead. In that case, struct -:c:type:`struct v4l2_buffer` contains an array of plane structures. +:ref:`struct v4l2_plane <v4l2-plane>` instead. In that case, struct +:ref:`struct v4l2_buffer <v4l2-buffer>` contains an array of plane structures. Dequeued video buffers come with timestamps. The driver decides at which part of the frame and with which clock the timestamp is taken. Please @@ -221,7 +221,7 @@ buffer. - When using the multi-planar API, contains a userspace pointer to an array of struct :ref:`v4l2_plane <v4l2-plane>`. The size of the array should be put in the ``length`` field of this - :c:type:`struct v4l2_buffer` structure. + :ref:`struct v4l2_buffer <v4l2-buffer>` structure. - .. row 15 @@ -780,7 +780,7 @@ buffer. Timecodes ========= -The :c:type:`struct v4l2_timecode` structure is designed to hold a +The :ref:`struct v4l2_timecode <v4l2-timecode>` structure is designed to hold a :ref:`smpte12m` or similar timecode. (struct :c:type:`struct timeval` timestamps are stored in struct :ref:`v4l2_buffer <v4l2-buffer>` field ``timestamp``.) diff --git a/Documentation/linux_tv/media/v4l/dev-osd.rst b/Documentation/linux_tv/media/v4l/dev-osd.rst index f9337001f50d..8b05e3f0587d 100644 --- a/Documentation/linux_tv/media/v4l/dev-osd.rst +++ b/Documentation/linux_tv/media/v4l/dev-osd.rst @@ -116,7 +116,7 @@ parameters applications set the ``type`` field of a struct :ref:`v4l2_format <v4l2-format>` to ``V4L2_BUF_TYPE_VIDEO_OUTPUT_OVERLAY`` and call the :ref:`VIDIOC_G_FMT <VIDIOC_G_FMT>` ioctl. The driver fills the -:c:type:`struct v4l2_window` substructure named ``win``. It is not +:ref:`struct v4l2_window <v4l2-window>` substructure named ``win``. It is not possible to retrieve a previously programmed clipping list or bitmap. To program the source rectangle applications set the ``type`` field of a diff --git a/Documentation/linux_tv/media/v4l/dev-overlay.rst b/Documentation/linux_tv/media/v4l/dev-overlay.rst index fc71406369a8..dd786b6fc936 100644 --- a/Documentation/linux_tv/media/v4l/dev-overlay.rst +++ b/Documentation/linux_tv/media/v4l/dev-overlay.rst @@ -122,7 +122,7 @@ To get the current parameters applications set the ``type`` field of a struct :ref:`v4l2_format <v4l2-format>` to ``V4L2_BUF_TYPE_VIDEO_OVERLAY`` and call the :ref:`VIDIOC_G_FMT <VIDIOC_G_FMT>` ioctl. The driver fills the -:c:type:`struct v4l2_window` substructure named ``win``. It is not +:ref:`struct v4l2_window <v4l2-window>` substructure named ``win``. It is not possible to retrieve a previously programmed clipping list or bitmap. To program the overlay window applications set the ``type`` field of a diff --git a/Documentation/linux_tv/media/v4l/dev-sliced-vbi.rst b/Documentation/linux_tv/media/v4l/dev-sliced-vbi.rst index b3e89f93d6ad..0b299b51aceb 100644 --- a/Documentation/linux_tv/media/v4l/dev-sliced-vbi.rst +++ b/Documentation/linux_tv/media/v4l/dev-sliced-vbi.rst @@ -77,7 +77,7 @@ member, a struct Applications can request different parameters by initializing or modifying the ``fmt.sliced`` member and calling the :ref:`VIDIOC_S_FMT <VIDIOC_G_FMT>` ioctl with a pointer to the -:c:type:`struct v4l2_format` structure. +:ref:`struct v4l2_format <v4l2-format>` structure. The sliced VBI API is more complicated than the raw VBI API because the hardware must be told which VBI service to expect on each scan line. Not @@ -353,11 +353,11 @@ Reading and writing sliced VBI data A single :ref:`read() <func-read>` or :ref:`write() <func-write>` call must pass all data belonging to one video frame. That is an array -of :c:type:`struct v4l2_sliced_vbi_data` structures with one or +of :ref:`struct v4l2_sliced_vbi_data <v4l2-sliced-vbi-data>` structures with one or more elements and a total size not exceeding ``io_size`` bytes. Likewise in streaming I/O mode one buffer of ``io_size`` bytes must contain data of one video frame. The ``id`` of unused -:c:type:`struct v4l2_sliced_vbi_data` elements must be zero. +:ref:`struct v4l2_sliced_vbi_data <v4l2-sliced-vbi-data>` elements must be zero. .. _v4l2-sliced-vbi-data: diff --git a/Documentation/linux_tv/media/v4l/extended-controls.rst b/Documentation/linux_tv/media/v4l/extended-controls.rst index d5efb5bbf5bf..50598b479273 100644 --- a/Documentation/linux_tv/media/v4l/extended-controls.rst +++ b/Documentation/linux_tv/media/v4l/extended-controls.rst @@ -66,7 +66,7 @@ whether the specified control class is supported. The control array is a struct :ref:`v4l2_ext_control <v4l2-ext-control>` array. The -:c:type:`struct v4l2_ext_control` structure is very similar to +:ref:`struct v4l2_ext_control <v4l2-ext-control>` structure is very similar to struct :ref:`v4l2_control <v4l2-control>`, except for the fact that it also allows for 64-bit values and pointers to be passed. diff --git a/Documentation/linux_tv/media/v4l/func-poll.rst b/Documentation/linux_tv/media/v4l/func-poll.rst index 2de7f8a3a971..3e96d9b0ce38 100644 --- a/Documentation/linux_tv/media/v4l/func-poll.rst +++ b/Documentation/linux_tv/media/v4l/func-poll.rst @@ -39,7 +39,7 @@ returns immediately. On success :c:func:`poll()` returns the number of file descriptors that have been selected (that is, file descriptors for which the -``revents`` field of the respective :c:type:`struct pollfd` structure +``revents`` field of the respective :c:func:`struct pollfd` structure is non-zero). Capture devices set the ``POLLIN`` and ``POLLRDNORM`` flags in the ``revents`` field, output devices the ``POLLOUT`` and ``POLLWRNORM`` flags. When the function timed out it returns a value of diff --git a/Documentation/linux_tv/media/v4l/func-select.rst b/Documentation/linux_tv/media/v4l/func-select.rst index 56d01b33e25d..de5583c4ffb3 100644 --- a/Documentation/linux_tv/media/v4l/func-select.rst +++ b/Documentation/linux_tv/media/v4l/func-select.rst @@ -36,7 +36,7 @@ buffer has been filled or displayed and can be dequeued with the the outgoing queue of the driver the function returns immediately. On success :c:func:`select()` returns the total number of bits set in -the :c:type:`struct fd_set`s. When the function timed out it returns +:c:func:`struct fd_set`. When the function timed out it returns a value of zero. On failure it returns -1 and the ``errno`` variable is set appropriately. When the application did not call :ref:`VIDIOC_QBUF` or diff --git a/Documentation/linux_tv/media/v4l/pixfmt-002.rst b/Documentation/linux_tv/media/v4l/pixfmt-002.rst index d72c36552c4e..a0c8c2298bdd 100644 --- a/Documentation/linux_tv/media/v4l/pixfmt-002.rst +++ b/Documentation/linux_tv/media/v4l/pixfmt-002.rst @@ -133,7 +133,7 @@ Single-planar format structure - ``priv`` - This field indicates whether the remaining fields of the - :c:type:`struct v4l2_pix_format` structure, also called the + :ref:`struct v4l2_pix_format <v4l2-pix-format>` structure, also called the extended fields, are valid. When set to ``V4L2_PIX_FMT_PRIV_MAGIC``, it indicates that the extended fields have been correctly initialized. When set to any other value it @@ -149,7 +149,7 @@ Single-planar format structure To use the extended fields, applications must set the ``priv`` field to ``V4L2_PIX_FMT_PRIV_MAGIC``, initialize all the extended fields and zero the unused bytes of the - :c:type:`struct v4l2_format` ``raw_data`` field. + :ref:`struct v4l2_format <v4l2-format>` ``raw_data`` field. When the ``priv`` field isn't set to ``V4L2_PIX_FMT_PRIV_MAGIC`` drivers must act as if all the extended fields were set to zero. diff --git a/Documentation/linux_tv/media/v4l/pixfmt-003.rst b/Documentation/linux_tv/media/v4l/pixfmt-003.rst index 6ee05ff1dbb5..cc8ef6137618 100644 --- a/Documentation/linux_tv/media/v4l/pixfmt-003.rst +++ b/Documentation/linux_tv/media/v4l/pixfmt-003.rst @@ -4,11 +4,11 @@ Multi-planar format structures ****************************** -The :c:type:`struct v4l2_plane_pix_format` structures define size +The :ref:`struct v4l2_plane_pix_format <v4l2-plane-pix-format>` structures define size and layout for each of the planes in a multi-planar format. The -:c:type:`struct v4l2_pix_format_mplane` structure contains +:ref:`struct v4l2_pix_format_mplane <v4l2-pix-format-mplane>` structure contains information common to all planes (such as image width and height) and an -array of :c:type:`struct v4l2_plane_pix_format` structures, +array of :ref:`struct v4l2_plane_pix_format <v4l2-plane-pix-format>` structures, describing all planes of that format. diff --git a/Documentation/linux_tv/media/v4l/pixfmt.rst b/Documentation/linux_tv/media/v4l/pixfmt.rst index f2c599aaa502..417796d39f00 100644 --- a/Documentation/linux_tv/media/v4l/pixfmt.rst +++ b/Documentation/linux_tv/media/v4l/pixfmt.rst @@ -6,8 +6,8 @@ Image Formats ############# The V4L2 API was primarily designed for devices exchanging image data -with applications. The :c:type:`struct v4l2_pix_format` and -:c:type:`struct v4l2_pix_format_mplane` structures define the +with applications. The :ref:`struct v4l2_pix_format <v4l2-pix-format>` and +:ref:`struct v4l2_pix_format_mplane <v4l2-pix-format-mplane>` structures define the format and layout of an image in memory. The former is used with the single-planar API, while the latter is used with the multi-planar version (see :ref:`planar-apis`). Image formats are negotiated with diff --git a/Documentation/linux_tv/media/v4l/vidioc-create-bufs.rst b/Documentation/linux_tv/media/v4l/vidioc-create-bufs.rst index 9d872e3b9c22..efd9629e099e 100644 --- a/Documentation/linux_tv/media/v4l/vidioc-create-bufs.rst +++ b/Documentation/linux_tv/media/v4l/vidioc-create-bufs.rst @@ -39,7 +39,7 @@ over buffers is required. This ioctl can be called multiple times to create buffers of different sizes. To allocate the device buffers applications must initialize the relevant -fields of the :c:type:`struct v4l2_create_buffers` structure. The +fields of the :ref:`struct v4l2_create_buffers <v4l2-create-buffers>` structure. The ``count`` field must be set to the number of requested buffers, the ``memory`` field specifies the requested I/O method and the ``reserved`` array must be zeroed. diff --git a/Documentation/linux_tv/media/v4l/vidioc-enumstd.rst b/Documentation/linux_tv/media/v4l/vidioc-enumstd.rst index f4866719e099..0f4433cefc49 100644 --- a/Documentation/linux_tv/media/v4l/vidioc-enumstd.rst +++ b/Documentation/linux_tv/media/v4l/vidioc-enumstd.rst @@ -69,7 +69,7 @@ or output. [1]_ set as custom standards. Multiple bits can be set if the hardware does not distinguish between these standards, however separate indices do not indicate the opposite. The ``id`` must be unique. - No other enumerated :c:type:`struct v4l2_standard` structure, + No other enumerated :ref:`struct v4l2_standard <v4l2-standard>` structure, for this input or output anyway, can contain the same set of bits. - .. row 3 diff --git a/Documentation/linux_tv/media/v4l/vidioc-g-audio.rst b/Documentation/linux_tv/media/v4l/vidioc-g-audio.rst index 8430b49b770a..abf441a04673 100644 --- a/Documentation/linux_tv/media/v4l/vidioc-g-audio.rst +++ b/Documentation/linux_tv/media/v4l/vidioc-g-audio.rst @@ -43,7 +43,7 @@ has no audio inputs, or none which combine with the current video input. Audio inputs have one writable property, the audio mode. To select the current audio input *and* change the audio mode, applications initialize the ``index`` and ``mode`` fields, and the ``reserved`` array of a -:c:type:`struct v4l2_audio` structure and call the :ref:`VIDIOC_S_AUDIO <VIDIOC_G_AUDIO>` +:ref:`struct v4l2_audio <v4l2-audio>` structure and call the :ref:`VIDIOC_S_AUDIO <VIDIOC_G_AUDIO>` ioctl. Drivers may switch to a different audio mode if the request cannot be satisfied. However, this is a write-only ioctl, it does not return the actual new audio mode. diff --git a/Documentation/linux_tv/media/v4l/vidioc-g-audioout.rst b/Documentation/linux_tv/media/v4l/vidioc-g-audioout.rst index e2ca42cbe9ae..6bfd5b1d5428 100644 --- a/Documentation/linux_tv/media/v4l/vidioc-g-audioout.rst +++ b/Documentation/linux_tv/media/v4l/vidioc-g-audioout.rst @@ -44,7 +44,7 @@ output. Audio outputs have no writable properties. Nevertheless, to select the current audio output applications can initialize the ``index`` field and ``reserved`` array (which in the future may contain writable properties) -of a :c:type:`struct v4l2_audioout` structure and call the +of a :ref:`struct v4l2_audioout <v4l2-audioout>` structure and call the ``VIDIOC_S_AUDOUT`` ioctl. Drivers switch to the requested output or return the ``EINVAL`` error code when the index is out of bounds. This is a write-only ioctl, it does not return the current audio output attributes diff --git a/Documentation/linux_tv/media/v4l/vidioc-g-crop.rst b/Documentation/linux_tv/media/v4l/vidioc-g-crop.rst index 888ddb045340..aba0dc9b4390 100644 --- a/Documentation/linux_tv/media/v4l/vidioc-g-crop.rst +++ b/Documentation/linux_tv/media/v4l/vidioc-g-crop.rst @@ -35,7 +35,7 @@ Description =========== To query the cropping rectangle size and position applications set the -``type`` field of a :c:type:`struct v4l2_crop` structure to the +``type`` field of a :ref:`struct v4l2_crop <v4l2-crop>` structure to the respective buffer (stream) type and call the :ref:`VIDIOC_G_CROP <VIDIOC_G_CROP>` ioctl with a pointer to this structure. The driver fills the rest of the structure or returns the ``EINVAL`` error code if cropping is not supported. diff --git a/Documentation/linux_tv/media/v4l/vidioc-g-ctrl.rst b/Documentation/linux_tv/media/v4l/vidioc-g-ctrl.rst index 07e27e474326..77a5d1aca78a 100644 --- a/Documentation/linux_tv/media/v4l/vidioc-g-ctrl.rst +++ b/Documentation/linux_tv/media/v4l/vidioc-g-ctrl.rst @@ -33,10 +33,10 @@ Description =========== To get the current value of a control applications initialize the ``id`` -field of a struct :c:type:`struct v4l2_control` and call the +field of a struct :ref:`struct v4l2_control <v4l2-control>` and call the :ref:`VIDIOC_G_CTRL <VIDIOC_G_CTRL>` ioctl with a pointer to this structure. To change the value of a control applications initialize the ``id`` and ``value`` -fields of a struct :c:type:`struct v4l2_control` and call the +fields of a struct :ref:`struct v4l2_control <v4l2-control>` and call the :ref:`VIDIOC_S_CTRL <VIDIOC_G_CTRL>` ioctl. When the ``id`` is invalid drivers return an ``EINVAL`` error code. When the diff --git a/Documentation/linux_tv/media/v4l/vidioc-g-fbuf.rst b/Documentation/linux_tv/media/v4l/vidioc-g-fbuf.rst index abf997fea991..e52361001bb9 100644 --- a/Documentation/linux_tv/media/v4l/vidioc-g-fbuf.rst +++ b/Documentation/linux_tv/media/v4l/vidioc-g-fbuf.rst @@ -49,13 +49,13 @@ VGA signal or graphics into a video signal. *Video Output Overlays* are always non-destructive. To get the current parameters applications call the :ref:`VIDIOC_G_FBUF <VIDIOC_G_FBUF>` -ioctl with a pointer to a :c:type:`struct v4l2_framebuffer` +ioctl with a pointer to a :ref:`struct v4l2_framebuffer <v4l2-framebuffer>` structure. The driver fills all fields of the structure or returns an EINVAL error code when overlays are not supported. To set the parameters for a *Video Output Overlay*, applications must initialize the ``flags`` field of a struct -:c:type:`struct v4l2_framebuffer`. Since the framebuffer is +:ref:`struct v4l2_framebuffer <v4l2-framebuffer>`. Since the framebuffer is implemented on the TV card all other parameters are determined by the driver. When an application calls :ref:`VIDIOC_S_FBUF <VIDIOC_G_FBUF>` with a pointer to this structure, the driver prepares for the overlay and returns the diff --git a/Documentation/linux_tv/media/v4l/vidioc-g-fmt.rst b/Documentation/linux_tv/media/v4l/vidioc-g-fmt.rst index 24fac4536196..869c7cc08035 100644 --- a/Documentation/linux_tv/media/v4l/vidioc-g-fmt.rst +++ b/Documentation/linux_tv/media/v4l/vidioc-g-fmt.rst @@ -37,7 +37,7 @@ These ioctls are used to negotiate the format of data (typically image format) exchanged between driver and application. To query the current parameters applications set the ``type`` field of a -struct :c:type:`struct v4l2_format` to the respective buffer (stream) +struct :ref:`struct v4l2_format <v4l2-format>` to the respective buffer (stream) type. For example video capture devices use ``V4L2_BUF_TYPE_VIDEO_CAPTURE`` or ``V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE``. When the application calls the @@ -55,7 +55,7 @@ For details see the documentation of the various devices types in :ref:`devices`. Good practice is to query the current parameters first, and to modify only those parameters not suitable for the application. When the application calls the :ref:`VIDIOC_S_FMT <VIDIOC_G_FMT>` ioctl with -a pointer to a :c:type:`struct v4l2_format` structure the driver +a pointer to a :ref:`struct v4l2_format <v4l2-format>` structure the driver checks and adjusts the parameters against hardware abilities. Drivers should not return an error code unless the ``type`` field is invalid, this is a mechanism to fathom device capabilities and to approach diff --git a/Documentation/linux_tv/media/v4l/vidioc-g-parm.rst b/Documentation/linux_tv/media/v4l/vidioc-g-parm.rst index 2fbec8a6adfc..73974cd938b8 100644 --- a/Documentation/linux_tv/media/v4l/vidioc-g-parm.rst +++ b/Documentation/linux_tv/media/v4l/vidioc-g-parm.rst @@ -45,7 +45,7 @@ section discussing the :ref:`read() <func-read>` function. To get and set the streaming parameters applications call the :ref:`VIDIOC_G_PARM <VIDIOC_G_PARM>` and :ref:`VIDIOC_S_PARM <VIDIOC_G_PARM>` ioctl, respectively. They take a -pointer to a struct :c:type:`struct v4l2_streamparm` which contains a +pointer to a struct :ref:`struct v4l2_streamparm <v4l2-streamparm>` which contains a union holding separate parameters for input and output devices. diff --git a/Documentation/linux_tv/media/v4l/vidioc-g-std.rst b/Documentation/linux_tv/media/v4l/vidioc-g-std.rst index 67b4d7da6473..8cacecfb8c97 100644 --- a/Documentation/linux_tv/media/v4l/vidioc-g-std.rst +++ b/Documentation/linux_tv/media/v4l/vidioc-g-std.rst @@ -40,7 +40,7 @@ To query and select the current video standard applications use the can return a single flag or a set of flags as in struct :ref:`v4l2_standard <v4l2-standard>` field ``id``. The flags must be unambiguous such that they appear in only one enumerated -:c:type:`struct v4l2_standard` structure. +:ref:`struct v4l2_standard <v4l2-standard>` structure. :ref:`VIDIOC_S_STD <VIDIOC_G_STD>` accepts one or more flags, being a write-only ioctl it does not return the actual new standard as :ref:`VIDIOC_G_STD <VIDIOC_G_STD>` does. When diff --git a/Documentation/linux_tv/media/v4l/vidioc-g-tuner.rst b/Documentation/linux_tv/media/v4l/vidioc-g-tuner.rst index 078fe6db751e..c5f947811746 100644 --- a/Documentation/linux_tv/media/v4l/vidioc-g-tuner.rst +++ b/Documentation/linux_tv/media/v4l/vidioc-g-tuner.rst @@ -221,7 +221,7 @@ To change the radio frequency the received audio programs do not match. Currently this is the only field of struct - :c:type:`struct v4l2_tuner` applications can change. + :ref:`struct v4l2_tuner <v4l2-tuner>` applications can change. - .. row 15 diff --git a/Documentation/linux_tv/media/v4l/vidioc-prepare-buf.rst b/Documentation/linux_tv/media/v4l/vidioc-prepare-buf.rst index 79a6a1009703..bf31aaaf6c76 100644 --- a/Documentation/linux_tv/media/v4l/vidioc-prepare-buf.rst +++ b/Documentation/linux_tv/media/v4l/vidioc-prepare-buf.rst @@ -40,7 +40,7 @@ operations are not required, the application can use one of ``V4L2_BUF_FLAG_NO_CACHE_INVALIDATE`` and ``V4L2_BUF_FLAG_NO_CACHE_CLEAN`` flags to skip the respective step. -The :c:type:`struct v4l2_buffer` structure is specified in +The :ref:`struct v4l2_buffer <v4l2-buffer>` structure is specified in :ref:`buffer`. diff --git a/Documentation/linux_tv/media/v4l/vidioc-qbuf.rst b/Documentation/linux_tv/media/v4l/vidioc-qbuf.rst index ab567559a0ac..b51db1311e9f 100644 --- a/Documentation/linux_tv/media/v4l/vidioc-qbuf.rst +++ b/Documentation/linux_tv/media/v4l/vidioc-qbuf.rst @@ -44,7 +44,7 @@ Applications must also set the ``index`` field. Valid index numbers range from zero to the number of buffers allocated with :ref:`VIDIOC_REQBUFS` (struct :ref:`v4l2_requestbuffers <v4l2-requestbuffers>` ``count``) minus -one. The contents of the struct :c:type:`struct v4l2_buffer` returned +one. The contents of the struct :ref:`struct v4l2_buffer <v4l2-buffer>` returned by a :ref:`VIDIOC_QUERYBUF` ioctl will do as well. When the buffer is intended for output (``type`` is ``V4L2_BUF_TYPE_VIDEO_OUTPUT``, ``V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE``, @@ -112,7 +112,7 @@ queue. When the ``O_NONBLOCK`` flag was given to the :ref:`open() <func-open>` function, ``VIDIOC_DQBUF`` returns immediately with an ``EAGAIN`` error code when no buffer is available. -The :c:type:`struct v4l2_buffer` structure is specified in +The :ref:`struct v4l2_buffer <v4l2-buffer>` structure is specified in :ref:`buffer`. diff --git a/Documentation/linux_tv/media/v4l/vidioc-querybuf.rst b/Documentation/linux_tv/media/v4l/vidioc-querybuf.rst index efc8143edc34..11c9c59688ae 100644 --- a/Documentation/linux_tv/media/v4l/vidioc-querybuf.rst +++ b/Documentation/linux_tv/media/v4l/vidioc-querybuf.rst @@ -63,7 +63,7 @@ elements will be used instead and the ``length`` field of struct array elements. The driver may or may not set the remaining fields and flags, they are meaningless in this context. -The :c:type:`struct v4l2_buffer` structure is specified in +The :ref:`struct v4l2_buffer <v4l2-buffer>` structure is specified in :ref:`buffer`. diff --git a/Documentation/linux_tv/media/v4l/vidioc-reqbufs.rst b/Documentation/linux_tv/media/v4l/vidioc-reqbufs.rst index 411b5bf80313..065ea275c0df 100644 --- a/Documentation/linux_tv/media/v4l/vidioc-reqbufs.rst +++ b/Documentation/linux_tv/media/v4l/vidioc-reqbufs.rst @@ -43,7 +43,7 @@ configures the driver into DMABUF I/O mode without performing any direct allocation. To allocate device buffers applications initialize all fields of the -:c:type:`struct v4l2_requestbuffers` structure. They set the ``type`` +:ref:`struct v4l2_requestbuffers <v4l2-requestbuffers>` structure. They set the ``type`` field to the respective stream or buffer type, the ``count`` field to the desired number of buffers, ``memory`` must be set to the requested I/O method and the ``reserved`` array must be zeroed. When the ioctl is |