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| author | Linus Torvalds <torvalds@linux-foundation.org> | 2016-10-11 13:22:22 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2016-10-11 13:22:22 -0700 |
| commit | de34f4da7f62ff59ac6e1ef320b0fcfa3296fce3 (patch) | |
| tree | 88b5db2fc7fbbb0353edd8447a832a5225a49d01 /Documentation/media/uapi/v4l/vidioc-subdev-enum-mbus-code.rst | |
| parent | 56e520c7a0a490b63b042b047ec9659fc08762a4 (diff) | |
| parent | 9fce0c226536fc36c7fb0a80000ca38a995be43e (diff) | |
| download | linux-next-de34f4da7f62ff59ac6e1ef320b0fcfa3296fce3.tar.gz linux-next-de34f4da7f62ff59ac6e1ef320b0fcfa3296fce3.zip | |
Merge tag 'media/v4.9-1' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-media
Pull media updates from Mauro Carvalho Chehab:
- Documentation improvements: conversion of all non-DocBook documents
to Sphinx and lots of fixes to the uAPI media book
- New PCI driver for Techwell TW5864 media grabber boards
- New SoC driver for ATMEL Image Sensor Controller
- Removal of some obsolete SoC drivers (s5p-tv driver and soc_camera
drivers)
- Addition of ST CEC driver
- Lots of drivers fixes, improvements and additions
* tag 'media/v4.9-1' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-media: (464 commits)
[media] ttusb_dec: avoid the risk of go past buffer
[media] cx23885: Fix some smatch warnings
[media] si2165: switch to regmap
[media] si2165: use i2c_client->dev instead of i2c_adapter->dev for logging
[media] si2165: Remove legacy attach
[media] cx231xx: attach si2165 driver via i2c_client
[media] cx231xx: Prepare for attaching new style i2c_client DVB demod drivers
[media] cx23885: attach si2165 driver via i2c_client
[media] si2165: support i2c_client attach
[media] si2165: avoid division by zero
[media] rcar-vin: add R-Car gen2 fallback compatibility string
[media] lgdt3306a: remove 20*50 msec unnecessary timeout
[media] cx25821: Remove deprecated create_singlethread_workqueue
[media] cx25821: Drop Freeing of Workqueue
[media] cxd2841er: force 8MHz bandwidth for DVB-C if specified bw not supported
[media] redrat3: hardware-specific parameters
[media] redrat3: remove hw_timeout member
[media] cxd2841er: BER and SNR reading for ISDB-T
[media] dvb-usb: avoid link error with dib3000m{b,c|
[media] dvb-usb: split out common parts of dibusb
...
Diffstat (limited to 'Documentation/media/uapi/v4l/vidioc-subdev-enum-mbus-code.rst')
| -rw-r--r-- | Documentation/media/uapi/v4l/vidioc-subdev-enum-mbus-code.rst | 75 |
1 files changed, 25 insertions, 50 deletions
diff --git a/Documentation/media/uapi/v4l/vidioc-subdev-enum-mbus-code.rst b/Documentation/media/uapi/v4l/vidioc-subdev-enum-mbus-code.rst index bc0531eb56fa..0dfee3829ee2 100644 --- a/Documentation/media/uapi/v4l/vidioc-subdev-enum-mbus-code.rst +++ b/Documentation/media/uapi/v4l/vidioc-subdev-enum-mbus-code.rst @@ -15,7 +15,8 @@ VIDIOC_SUBDEV_ENUM_MBUS_CODE - Enumerate media bus formats Synopsis ======== -.. cpp:function:: int ioctl( int fd, int request, struct v4l2_subdev_mbus_code_enum * argp ) +.. c:function:: int ioctl( int fd, VIDIOC_SUBDEV_ENUM_MBUS_CODE, struct v4l2_subdev_mbus_code_enum * argp ) + :name: VIDIOC_SUBDEV_ENUM_MBUS_CODE Arguments @@ -24,9 +25,6 @@ Arguments ``fd`` File descriptor returned by :ref:`open() <func-open>`. -``request`` - VIDIOC_SUBDEV_ENUM_MBUS_CODE - ``argp`` @@ -36,7 +34,7 @@ Description To enumerate media bus formats available at a given sub-device pad applications initialize the ``pad``, ``which`` and ``index`` fields of struct -:ref:`v4l2_subdev_mbus_code_enum <v4l2-subdev-mbus-code-enum>` and +:c:type:`v4l2_subdev_mbus_code_enum` and call the :ref:`VIDIOC_SUBDEV_ENUM_MBUS_CODE` ioctl with a pointer to this structure. Drivers fill the rest of the structure or return an ``EINVAL`` error code if either the ``pad`` or ``index`` are invalid. All media bus @@ -49,56 +47,33 @@ See :ref:`VIDIOC_SUBDEV_G_FMT` for more information about the try formats. -.. _v4l2-subdev-mbus-code-enum: +.. c:type:: v4l2_subdev_mbus_code_enum + +.. tabularcolumns:: |p{4.4cm}|p{4.4cm}|p{8.7cm}| .. flat-table:: struct v4l2_subdev_mbus_code_enum :header-rows: 0 :stub-columns: 0 :widths: 1 1 2 - - - .. row 1 - - - __u32 - - - ``pad`` - - - Pad number as reported by the media controller API. - - - .. row 2 - - - __u32 - - - ``index`` - - - Number of the format in the enumeration, set by the application. - - - .. row 3 - - - __u32 - - - ``code`` - - - The media bus format code, as defined in - :ref:`v4l2-mbus-format`. - - - .. row 4 - - - __u32 - - - ``which`` - - - Media bus format codes to be enumerated, from enum - :ref:`v4l2_subdev_format_whence <v4l2-subdev-format-whence>`. - - - .. row 5 - - - __u32 - - - ``reserved``\ [8] - - - Reserved for future extensions. Applications and drivers must set - the array to zero. + * - __u32 + - ``pad`` + - Pad number as reported by the media controller API. + * - __u32 + - ``index`` + - Number of the format in the enumeration, set by the application. + * - __u32 + - ``code`` + - The media bus format code, as defined in + :ref:`v4l2-mbus-format`. + * - __u32 + - ``which`` + - Media bus format codes to be enumerated, from enum + :ref:`v4l2_subdev_format_whence <v4l2-subdev-format-whence>`. + * - __u32 + - ``reserved``\ [8] + - Reserved for future extensions. Applications and drivers must set + the array to zero. Return Value @@ -110,6 +85,6 @@ appropriately. The generic error codes are described at the EINVAL The struct - :ref:`v4l2_subdev_mbus_code_enum <v4l2-subdev-mbus-code-enum>` + :c:type:`v4l2_subdev_mbus_code_enum` ``pad`` references a non-existing pad, or the ``index`` field is out of bounds. |
