new file mode 100644
@@ -0,0 +1,4 @@
+V4L2 common functions and data structures
+^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+
+.. kernel-doc:: include/media/v4l2-common.h
@@ -808,7 +808,7 @@ notify function is called.
There can be only one notify function per control handler. Any attempt
to set another notify function will cause a WARN_ON.
-V4L2 control kAPI
------------------
+v4l2_ctrl functions and data structures
+---------------------------------------
.. kernel-doc:: include/media/v4l2-ctrls.h
@@ -6,20 +6,21 @@ Video2Linux devices
v4l2-intro
v4l2-dev
- v4l2-controls
v4l2-device
v4l2-fh
+ v4l2-subdev
+ v4l2-event
+ v4l2-controls
+ v4l2-videobuf
+ v4l2-videobuf2
v4l2-clocks
v4l2-dv-timings
- v4l2-event
v4l2-flash-led-class
v4l2-mc
v4l2-mediabus
v4l2-mem2mem
v4l2-of
v4l2-rect
- v4l2-subdev
v4l2-tuner
+ v4l2-common
v4l2-tveeprom
- v4l2-videobuf2
- v4l2-videobuf
@@ -1,5 +1,5 @@
-Video device creation
-=====================
+Video device' s internal representation
+=======================================
The actual device nodes in the ``/dev`` directory are created using the
:c:type:`video_device` struct (``v4l2-dev.h``). This struct can either be
@@ -309,8 +309,8 @@ it has been initialized:
This can be done from the release callback.
-video_device helper functions
------------------------------
+helper functions
+----------------
There are a few useful helper functions:
@@ -357,7 +357,7 @@ The name is used as a hint by userspace tools such as udev. The function
should be used where possible instead of accessing the video_device::num and
video_device::minor fields.
-video_device kAPI
------------------
+video_device functions and data structures
+------------------------------------------
.. kernel-doc:: include/media/v4l2-dev.h
@@ -1,5 +1,5 @@
-V4L2 Device register logic
---------------------------
+V4L2 device instance
+--------------------
Each device instance is represented by a struct :c:type:`v4l2_device`.
Very simple devices can just allocate this struct, but most of the time you
@@ -138,7 +138,7 @@ Since the initial refcount is 1 you also need to call
or in the ``remove()`` callback (for e.g. PCI devices), otherwise the refcount
will never reach 0.
-V4L2 device kAPI
-^^^^^^^^^^^^^^^^
+v4l2_device functions and data structures
+^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
.. kernel-doc:: include/media/v4l2-device.h
@@ -1,4 +1,4 @@
-V4L2 DV Timings kAPI
-^^^^^^^^^^^^^^^^^^^^
+V4L2 DV Timings functions
+^^^^^^^^^^^^^^^^^^^^^^^^^
.. kernel-doc:: include/media/v4l2-dv-timings.h
@@ -130,8 +130,8 @@ function with ``V4L2_DEVICE_NOTIFY_EVENT``. This allows the bridge to map
the subdev that sends the event to the video node(s) associated with the
subdev that need to be informed about such an event.
-V4L2 event kAPI
-^^^^^^^^^^^^^^^
+V4L2 event functions and data structures
+^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
.. kernel-doc:: include/media/v4l2-event.h
@@ -133,6 +133,7 @@ associated device node:
- Same, but it calls v4l2_fh_is_singular with filp->private_data.
-V4L2 File Handler kAPI
-^^^^^^^^^^^^^^^^^^^^^^
+V4L2 fh functions and data structures
+^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+
.. kernel-doc:: include/media/v4l2-fh.h
@@ -1,4 +1,4 @@
-V4L2 Flash and LED class kAPI
-^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+V4L2 flash functions and data structures
+^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
.. kernel-doc:: include/media/v4l2-flash-led-class.h
@@ -1,10 +1,3 @@
-Overview of the V4L2 driver framework
-=====================================
-
-This text documents the various structures provided by the V4L2 framework and
-their relationships.
-
-
Introduction
------------
@@ -39,8 +32,8 @@ source that is available in samples/v4l/. It is a skeleton driver for
a PCI capture card, and demonstrates how to use the V4L2 driver
framework. It can be used as a template for real PCI video capture driver.
-Structure of a driver
----------------------
+Structure of a V4L driver
+-------------------------
All drivers have the following structure:
@@ -68,8 +61,8 @@ This is a rough schematic of how it all relates:
\-filehandle instances
-Structure of the framework
---------------------------
+Structure of the V4L2 framework
+-------------------------------
The framework closely resembles the driver structure: it has a v4l2_device
struct for the device instance data, a v4l2_subdev struct to refer to
@@ -1,4 +1,4 @@
-V4L2 Media Controller kAPI
-^^^^^^^^^^^^^^^^^^^^^^^^^^
+V4L2 Media Controller functions and data structures
+^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
.. kernel-doc:: include/media/v4l2-mc.h
@@ -1,4 +1,4 @@
-V4L2 Media Bus kAPI
-^^^^^^^^^^^^^^^^^^^
+V4L2 Media Bus functions and data structures
+^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
.. kernel-doc:: include/media/v4l2-mediabus.h
@@ -1,3 +1,4 @@
-V4L2 Memory to Memory kAPI
-^^^^^^^^^^^^^^^^^^^^^^^^^^
+V4L2 Memory to Memory functions and data structures
+^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+
.. kernel-doc:: include/media/v4l2-mem2mem.h
@@ -1,4 +1,4 @@
-V4L2 rect kAPI
-^^^^^^^^^^^^^^
+V4L2 rect helper functions
+^^^^^^^^^^^^^^^^^^^^^^^^^^
.. kernel-doc:: include/media/v4l2-rect.h
@@ -440,18 +440,6 @@ well, but with irq set to 0 and platform_data set to ``NULL``.
V4L2 sub-device functions and data structures
---------------------------------------------
-V4L2 sub-device kAPI
-^^^^^^^^^^^^^^^^^^^^
-
.. kernel-doc:: include/media/v4l2-subdev.h
-V4L2 sub-device asynchronous kAPI
-^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
-
.. kernel-doc:: include/media/v4l2-async.h
-
-
-V4L2 common kAPI
-^^^^^^^^^^^^^^^^
-
-.. kernel-doc:: include/media/v4l2-common.h
@@ -1,5 +1,5 @@
-Tuner kAPI
-^^^^^^^^^^
+Tuner functions and data structures
+^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
.. kernel-doc:: include/media/tuner.h
@@ -1,4 +1,4 @@
-Hauppauge TV EEPROM kAPI
-^^^^^^^^^^^^^^^^^^^^^^^^
+Hauppauge TV EEPROM functions and data structures
+^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
.. kernel-doc:: include/media/tveeprom.h
@@ -1,7 +1,7 @@
.. _vb2_framework:
-V4L2 videobuf2 kAPI
-^^^^^^^^^^^^^^^^^^^
+V4L2 videobuf2 functions and data structures
+^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
.. kernel-doc:: include/media/videobuf2-core.h
Reorganize the order of the document, putting the chapters on a more logical order and renaming some sections. Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com> --- Documentation/media/kapi/v4l2-common.rst | 4 ++++ Documentation/media/kapi/v4l2-controls.rst | 4 ++-- Documentation/media/kapi/v4l2-core.rst | 11 ++++++----- Documentation/media/kapi/v4l2-dev.rst | 12 ++++++------ Documentation/media/kapi/v4l2-device.rst | 8 ++++---- Documentation/media/kapi/v4l2-dv-timings.rst | 4 ++-- Documentation/media/kapi/v4l2-event.rst | 4 ++-- Documentation/media/kapi/v4l2-fh.rst | 5 +++-- Documentation/media/kapi/v4l2-flash-led-class.rst | 4 ++-- Documentation/media/kapi/v4l2-intro.rst | 15 ++++----------- Documentation/media/kapi/v4l2-mc.rst | 4 ++-- Documentation/media/kapi/v4l2-mediabus.rst | 4 ++-- Documentation/media/kapi/v4l2-mem2mem.rst | 5 +++-- Documentation/media/kapi/v4l2-rect.rst | 4 ++-- Documentation/media/kapi/v4l2-subdev.rst | 12 ------------ Documentation/media/kapi/v4l2-tuner.rst | 4 ++-- Documentation/media/kapi/v4l2-tveeprom.rst | 4 ++-- Documentation/media/kapi/v4l2-videobuf2.rst | 4 ++-- 18 files changed, 50 insertions(+), 62 deletions(-) create mode 100644 Documentation/media/kapi/v4l2-common.rst