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authorJeremy Fitzhardinge <jeremy.fitzhardinge@citrix.com>2010-11-16 11:06:22 -0800
committerJeremy Fitzhardinge <jeremy.fitzhardinge@citrix.com>2010-11-16 11:06:22 -0800
commit20b4755e4fbb226eb42951bd40b53fcbce9ef944 (patch)
tree43da70e0b32ee423d3643ecd422821383411ab72 /Documentation/DocBook/v4l/compat.xml
parentxen: fix header export to userspace (diff)
parentLinux 2.6.37-rc2 (diff)
downloadlinux-dev-20b4755e4fbb226eb42951bd40b53fcbce9ef944.tar.xz
linux-dev-20b4755e4fbb226eb42951bd40b53fcbce9ef944.zip
Merge commit 'v2.6.37-rc2' into upstream/xenfs
* commit 'v2.6.37-rc2': (10093 commits) Linux 2.6.37-rc2 capabilities/syslog: open code cap_syslog logic to fix build failure i2c: Sanity checks on adapter registration i2c: Mark i2c_adapter.id as deprecated i2c: Drivers shouldn't include <linux/i2c-id.h> i2c: Delete unused adapter IDs i2c: Remove obsolete cleanup for clientdata include/linux/kernel.h: Move logging bits to include/linux/printk.h Fix gcc 4.5.1 miscompiling drivers/char/i8k.c (again) hwmon: (w83795) Check for BEEP pin availability hwmon: (w83795) Clear intrusion alarm immediately hwmon: (w83795) Read the intrusion state properly hwmon: (w83795) Print the actual temperature channels as sources hwmon: (w83795) List all usable temperature sources hwmon: (w83795) Expose fan control method hwmon: (w83795) Fix fan control mode attributes hwmon: (lm95241) Check validity of input values hwmon: Change mail address of Hans J. Koch PCI: sysfs: fix printk warnings GFS2: Fix inode deallocation race ...
Diffstat (limited to 'Documentation/DocBook/v4l/compat.xml')
-rw-r--r--Documentation/DocBook/v4l/compat.xml24
1 files changed, 16 insertions, 8 deletions
diff --git a/Documentation/DocBook/v4l/compat.xml b/Documentation/DocBook/v4l/compat.xml
index 54447f0d0784..c9ce61d981f5 100644
--- a/Documentation/DocBook/v4l/compat.xml
+++ b/Documentation/DocBook/v4l/compat.xml
@@ -21,11 +21,15 @@ API.</para>
<title>Opening and Closing Devices</title>
<para>For compatibility reasons the character device file names
-recommended for V4L2 video capture, overlay, radio, teletext and raw
+recommended for V4L2 video capture, overlay, radio and raw
vbi capture devices did not change from those used by V4L. They are
listed in <xref linkend="devices" /> and below in <xref
linkend="v4l-dev" />.</para>
+ <para>The teletext devices (minor range 192-223) have been removed in
+V4L2 and no longer exist. There is no hardware available anymore for handling
+pure teletext. Instead raw or sliced VBI is used.</para>
+
<para>The V4L <filename>videodev</filename> module automatically
assigns minor numbers to drivers in load order, depending on the
registered device type. We recommend that V4L2 drivers by default
@@ -66,13 +70,6 @@ not compatible with V4L or V4L2.</para> </footnote>,
<entry>64-127</entry>
</row>
<row>
- <entry>Teletext decoder</entry>
- <entry><para><filename>/dev/vtx</filename>,
-<filename>/dev/vtx0</filename> to
-<filename>/dev/vtx31</filename></para></entry>
- <entry>192-223</entry>
- </row>
- <row>
<entry>Raw VBI capture</entry>
<entry><para><filename>/dev/vbi</filename>,
<filename>/dev/vbi0</filename> to
@@ -2345,6 +2342,17 @@ more information.</para>
</listitem>
</orderedlist>
</section>
+ <section>
+ <title>V4L2 in Linux 2.6.37</title>
+ <orderedlist>
+ <listitem>
+ <para>Remove the vtx (videotext/teletext) API. This API was no longer
+used and no hardware exists to verify the API. Nor were any userspace applications found
+that used it. It was originally scheduled for removal in 2.6.35.
+ </para>
+ </listitem>
+ </orderedlist>
+ </section>
<section id="other">
<title>Relation of V4L2 to other Linux multimedia APIs</title>