Merge branch 'v4l_for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-2.6

* 'v4l_for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-2.6: (430 commits)
  [media] ir-mce_kbd-decoder: include module.h for its facilities
  [media] ov5642: include module.h for its facilities
  [media] em28xx: Fix DVB-C maxsize for em2884
  [media] tda18271c2dd: Fix saw filter configuration for DVB-C @6MHz
  [media] v4l: mt9v032: Fix Bayer pattern
  [media] V4L: mt9m111: rewrite set_pixfmt
  [media] V4L: mt9m111: fix missing return value check mt9m111_reg_clear
  [media] V4L: initial driver for ov5642 CMOS sensor
  [media] V4L: sh_mobile_ceu_camera: fix Oops when USERPTR mapping fails
  [media] V4L: soc-camera: remove soc-camera bus and devices on it
  [media] V4L: soc-camera: un-export the soc-camera bus
  [media] V4L: sh_mobile_csi2: switch away from using the soc-camera bus notifier
  [media] V4L: add media bus configuration subdev operations
  [media] V4L: soc-camera: group struct field initialisations together
  [media] V4L: soc-camera: remove now unused soc-camera specific PM hooks
  [media] V4L: pxa-camera: switch to using standard PM hooks
  [media] NetUP Dual DVB-T/C CI RF: force card hardware revision by module param
  [media] Don't OOPS if videobuf_dvb_get_frontend return NULL
  [media] NetUP Dual DVB-T/C CI RF: load firmware according card revision
  [media] omap3isp: Support configurable HS/VS polarities
  ...

Fix up conflicts:
 - arch/arm/mach-omap2/board-rx51-peripherals.c:
     cleanup regulator supply definitions in mach-omap2
   vs
     OMAP3: RX-51: define vdds_csib regulator supply
 - drivers/staging/tm6000/tm6000-alsa.c (trivial)

Documentation/DocBook/.gitignore

@@ -8,4 +8,7 @@
 *.dvi
 *.log
 *.out
-media/
+*.png
+*.gif
+media-indices.tmpl
+media-entities.tmpl

Documentation/DocBook/Makefile

@@ -14,7 +14,9 @@ DOCBOOKS := z8530book.xml mcabook.xml device-drivers.xml \
 	    genericirq.xml s390-drivers.xml uio-howto.xml scsi.xml \
 	    80211.xml debugobjects.xml sh.xml regulator.xml \
 	    alsa-driver-api.xml writing-an-alsa-driver.xml \
-	    tracepoint.xml media.xml drm.xml
+	    tracepoint.xml drm.xml media_api.xml
+
+include $(srctree)/Documentation/DocBook/media/Makefile
 
 ###
 # The build process is as follows (targets):
@@ -32,7 +34,7 @@ PS_METHOD	= $(prefer-db2x)
 
 ###
 # The targets that may be used.
-PHONY += xmldocs sgmldocs psdocs pdfdocs htmldocs mandocs installmandocs cleandocs xmldoclinks
+PHONY += xmldocs sgmldocs psdocs pdfdocs htmldocs mandocs installmandocs cleandocs
 
 BOOKS := $(addprefix $(obj)/,$(DOCBOOKS))
 xmldocs: $(BOOKS)
@@ -45,27 +47,14 @@ PDF := $(patsubst %.xml, %.pdf, $(BOOKS))
 pdfdocs: $(PDF)
 
 HTML := $(sort $(patsubst %.xml, %.html, $(BOOKS)))
-htmldocs: $(HTML) xmldoclinks
+htmldocs: $(HTML)
 	$(call build_main_index)
 	$(call build_images)
+	$(call install_media_images)
 
 MAN := $(patsubst %.xml, %.9, $(BOOKS))
 mandocs: $(MAN)
 
-build_images = mkdir -p $(objtree)/Documentation/DocBook/media/ && \
-	       cp $(srctree)/Documentation/DocBook/dvb/*.png \
-	          $(srctree)/Documentation/DocBook/v4l/*.gif \
-		  $(objtree)/Documentation/DocBook/media/
-
-xmldoclinks:
-ifneq ($(objtree),$(srctree))
-	for dep in dvb media-entities.tmpl media-indices.tmpl v4l; do \
-		rm -f $(objtree)/Documentation/DocBook/$$dep \
-		&& ln -s $(srctree)/Documentation/DocBook/$$dep $(objtree)/Documentation/DocBook/ \
-		|| exit; \
-	done
-endif
-
 installmandocs: mandocs
 	mkdir -p /usr/local/man/man9/
 	install Documentation/DocBook/man/*.9.gz /usr/local/man/man9/
@@ -97,11 +86,11 @@ define rule_docproc
         ) > $(dir $@).$(notdir $@).cmd
 endef
 
-%.xml: %.tmpl xmldoclinks FORCE
+%.xml: %.tmpl FORCE
 	$(call if_changed_rule,docproc)
 
 ###
-#Read in all saved dependency files 
+#Read in all saved dependency files
 cmd_files := $(wildcard $(foreach f,$(BOOKS),$(dir $(f)).$(notdir $(f)).cmd))
 
 ifneq ($(cmd_files),)
@@ -150,7 +139,7 @@ quiet_cmd_db2pdf = PDF     $@
 
 index = index.html
 main_idx = Documentation/DocBook/$(index)
-build_main_index = rm -rf $(main_idx) && \
+build_main_index = rm -rf $(main_idx); \
 		   echo '<h1>Linux Kernel HTML Documentation</h1>' >> $(main_idx) && \
 		   echo '<h2>Kernel Version: $(KERNELVERSION)</h2>' >> $(main_idx) && \
 		   cat $(HTML) >> $(main_idx)
@@ -242,7 +231,7 @@ clean-files := $(DOCBOOKS) \
 
 clean-dirs := $(patsubst %.xml,%,$(DOCBOOKS)) man
 
-cleandocs:
+cleandocs: cleanmediadocs
 	$(Q)rm -f $(call objectify, $(clean-files))
 	$(Q)rm -rf $(call objectify, $(clean-dirs))
 

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Documentation/DocBook/dvb/ca.xml → Documentation/DocBook/media/dvb/ca.xml

@@ -8,75 +8,85 @@ including <emphasis role="tt">linux/dvb/ca.h</emphasis> in your application.
 <title>CA Data Types</title>
 
 
-<section id="ca_slot_info_t">
+<section id="ca-slot-info">
 <title>ca_slot_info_t</title>
  <programlisting>
- /&#x22C6; slot interface types and info &#x22C6;/
+typedef struct ca_slot_info {
+	int num;               /&#x22C6; slot number &#x22C6;/
 
- typedef struct ca_slot_info_s {
-	 int num;               /&#x22C6; slot number &#x22C6;/
+	int type;              /&#x22C6; CA interface this slot supports &#x22C6;/
+#define CA_CI            1     /&#x22C6; CI high level interface &#x22C6;/
+#define CA_CI_LINK       2     /&#x22C6; CI link layer level interface &#x22C6;/
+#define CA_CI_PHYS       4     /&#x22C6; CI physical layer level interface &#x22C6;/
+#define CA_DESCR         8     /&#x22C6; built-in descrambler &#x22C6;/
+#define CA_SC          128     /&#x22C6; simple smart card interface &#x22C6;/
 
-	 int type;           /&#x22C6; CA interface this slot supports &#x22C6;/
- #define CA_CI            1  /&#x22C6; CI high level interface &#x22C6;/
- #define CA_CI_LINK       2  /&#x22C6; CI link layer level interface &#x22C6;/
- #define CA_CI_PHYS       4  /&#x22C6; CI physical layer level interface &#x22C6;/
- #define CA_SC          128  /&#x22C6; simple smart card interface &#x22C6;/
-
-	 unsigned int flags;
- #define CA_CI_MODULE_PRESENT 1 /&#x22C6; module (or card) inserted &#x22C6;/
- #define CA_CI_MODULE_READY   2
- } ca_slot_info_t;
+	unsigned int flags;
+#define CA_CI_MODULE_PRESENT 1 /&#x22C6; module (or card) inserted &#x22C6;/
+#define CA_CI_MODULE_READY   2
+} ca_slot_info_t;
 </programlisting>
 
 </section>
-<section id="ca_descr_info_t">
+<section id="ca-descr-info">
 <title>ca_descr_info_t</title>
- <programlisting>
- typedef struct ca_descr_info_s {
-	 unsigned int num;  /&#x22C6; number of available descramblers (keys) &#x22C6;/
-	 unsigned int type; /&#x22C6; type of supported scrambling system &#x22C6;/
- #define CA_ECD           1
- #define CA_NDS           2
- #define CA_DSS           4
- } ca_descr_info_t;
+<programlisting>
+typedef struct ca_descr_info {
+	unsigned int num;  /&#x22C6; number of available descramblers (keys) &#x22C6;/
+	unsigned int type; /&#x22C6; type of supported scrambling system &#x22C6;/
+#define CA_ECD           1
+#define CA_NDS           2
+#define CA_DSS           4
+} ca_descr_info_t;
 </programlisting>
 
 </section>
-<section id="ca_cap_t">
-<title>ca_cap_t</title>
- <programlisting>
- typedef struct ca_cap_s {
-	 unsigned int slot_num;  /&#x22C6; total number of CA card and module slots &#x22C6;/
-	 unsigned int slot_type; /&#x22C6; OR of all supported types &#x22C6;/
-	 unsigned int descr_num; /&#x22C6; total number of descrambler slots (keys) &#x22C6;/
-	 unsigned int descr_type;/&#x22C6; OR of all supported types &#x22C6;/
+<section id="ca-caps">
+<title>ca_caps_t</title>
+<programlisting>
+typedef struct ca_caps {
+	unsigned int slot_num;  /&#x22C6; total number of CA card and module slots &#x22C6;/
+	unsigned int slot_type; /&#x22C6; OR of all supported types &#x22C6;/
+	unsigned int descr_num; /&#x22C6; total number of descrambler slots (keys) &#x22C6;/
+	unsigned int descr_type;/&#x22C6; OR of all supported types &#x22C6;/
  } ca_cap_t;
 </programlisting>
 
 </section>
-<section id="ca_msg_t">
+<section id="ca-msg">
 <title>ca_msg_t</title>
- <programlisting>
- /&#x22C6; a message to/from a CI-CAM &#x22C6;/
- typedef struct ca_msg_s {
-	 unsigned int index;
-	 unsigned int type;
-	 unsigned int length;
-	 unsigned char msg[256];
- } ca_msg_t;
+<programlisting>
+/&#x22C6; a message to/from a CI-CAM &#x22C6;/
+typedef struct ca_msg {
+	unsigned int index;
+	unsigned int type;
+	unsigned int length;
+	unsigned char msg[256];
+} ca_msg_t;
 </programlisting>
 
 </section>
-<section id="ca_descr_t">
+<section id="ca-descr">
 <title>ca_descr_t</title>
- <programlisting>
- typedef struct ca_descr_s {
-	 unsigned int index;
-	 unsigned int parity;
-	 unsigned char cw[8];
- } ca_descr_t;
+<programlisting>
+typedef struct ca_descr {
+	unsigned int index;
+	unsigned int parity;
+	unsigned char cw[8];
+} ca_descr_t;
 </programlisting>
- </section></section>
+</section>
+
+<section id="ca-pid">
+<title>ca-pid</title>
+<programlisting>
+typedef struct ca_pid {
+	unsigned int pid;
+	int index;		/&#x22C6; -1 == disable&#x22C6;/
+} ca_pid_t;
+</programlisting>
+</section></section>
+
 <section id="ca_function_calls">
 <title>CA Function Calls</title>
 
@@ -148,8 +158,7 @@ including <emphasis role="tt">linux/dvb/ca.h</emphasis> in your application.
 <para>(blocking mode is the default)</para>
 </entry>
  </row></tbody></tgroup></informaltable>
-<para>ERRORS
-</para>
+<para>RETURN VALUE</para>
 <informaltable><tgroup cols="2"><tbody><row><entry
  align="char">
 <para>ENODEV</para>
@@ -207,8 +216,7 @@ including <emphasis role="tt">linux/dvb/ca.h</emphasis> in your application.
 <para>File descriptor returned by a previous call to open().</para>
 </entry>
  </row></tbody></tgroup></informaltable>
-<para>ERRORS
-</para>
+<para>RETURN VALUE</para>
 <informaltable><tgroup cols="2"><tbody><row><entry
  align="char">
 <para>EBADF</para>

Documentation/DocBook/dvb/dvbapi.xml → Documentation/DocBook/media/dvb/dvbapi.xml

@@ -114,8 +114,28 @@ Added ISDB-T test originally written by Patrick Boettcher
     &sub-examples;
   </chapter>
 <!-- END OF CHAPTERS -->
+  <appendix id="audio_h">
+    <title>DVB Audio Header File</title>
+    &sub-audio-h;
+  </appendix>
+  <appendix id="ca_h">
+    <title>DVB Conditional Access Header File</title>
+    &sub-ca-h;
+  </appendix>
+  <appendix id="dmx_h">
+    <title>DVB Demux Header File</title>
+    &sub-dmx-h;
+  </appendix>
   <appendix id="frontend_h">
     <title>DVB Frontend Header File</title>
     &sub-frontend-h;
   </appendix>
+  <appendix id="net_h">
+    <title>DVB Network Header File</title>
+    &sub-net-h;
+  </appendix>
+  <appendix id="video_h">
+    <title>DVB Video Header File</title>
+    &sub-video-h;
+  </appendix>
 

Documentation/DocBook/dvb/intro.xml → Documentation/DocBook/media/dvb/intro.xml

@@ -154,6 +154,10 @@ are called:</para>
 </listitem>
  <listitem>
 
+<para><emphasis role="tt">/dev/dvb/adapterN/dvrM</emphasis>,</para>
+</listitem>
+ <listitem>
+
 <para><emphasis role="tt">/dev/dvb/adapterN/caM</emphasis>,</para></listitem></itemizedlist>
 
 <para>where N enumerates the DVB PCI cards in a system starting
@@ -175,10 +179,27 @@ the devices are described in the following chapters.</para>
 The DVB API include files should be included in application sources with
 a partial path like:</para>
 
-
+<programlisting>
+	#include &#x003C;linux/dvb/audio.h&#x003E;
+</programlisting>
+<programlisting>
+	#include &#x003C;linux/dvb/ca.h&#x003E;
+</programlisting>
+<programlisting>
+	#include &#x003C;linux/dvb/dmx.h&#x003E;
+</programlisting>
 <programlisting>
 	#include &#x003C;linux/dvb/frontend.h&#x003E;
 </programlisting>
+<programlisting>
+	#include &#x003C;linux/dvb/net.h&#x003E;
+</programlisting>
+<programlisting>
+	#include &#x003C;linux/dvb/osd.h&#x003E;
+</programlisting>
+<programlisting>
+	#include &#x003C;linux/dvb/video.h&#x003E;
+</programlisting>
 
 <para>To enable applications to support different API version, an
 additional include file <emphasis

Documentation/DocBook/dvb/net.xml → Documentation/DocBook/media/dvb/net.xml

@@ -7,6 +7,23 @@ application.
 </para>
 <section id="dvb_net_types">
 <title>DVB Net Data Types</title>
+
+<section id="dvb-net-if">
+<title>struct dvb_net_if</title>
+<programlisting>
+struct dvb_net_if {
+	__u16 pid;
+	__u16 if_num;
+	__u8  feedtype;
+#define DVB_NET_FEEDTYPE_MPE 0	/&#x22C6; multi protocol encapsulation &#x22C6;/
+#define DVB_NET_FEEDTYPE_ULE 1	/&#x22C6; ultra lightweight encapsulation &#x22C6;/
+};
+</programlisting>
+</section>
+
+</section>
+<section id="net_fcalls">
+<title>DVB net Function Calls</title>
 <para>To be written&#x2026;
 </para>
 </section>

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Documentation/DocBook/v4l/common.xml → Documentation/DocBook/media/v4l/common.xml

@@ -236,7 +236,15 @@ important parts of the API.</para>
     <para>The &VIDIOC-QUERYCAP; ioctl is available to check if the kernel
 device is compatible with this specification, and to query the <link
 linkend="devices">functions</link> and <link linkend="io">I/O
-methods</link> supported by the device. Other features can be queried
+methods</link> supported by the device.</para>
+
+    <para>Starting with kernel version 3.1, VIDIOC-QUERYCAP will return the
+V4L2 API version used by the driver, with generally matches the Kernel version.
+There's no need of using &VIDIOC-QUERYCAP; to check if an specific ioctl is
+supported, the V4L2 core now returns ENOIOCTLCMD if a driver doesn't provide
+support for an ioctl.</para>
+
+    <para>Other features can be queried
 by calling the respective ioctl, for example &VIDIOC-ENUMINPUT;
 to learn about the number, types and names of video connectors on the
 device. Although abstraction is a major objective of this API, the

Documentation/DocBook/v4l/compat.xml → Documentation/DocBook/media/v4l/compat.xml

@@ -10,12 +10,10 @@ driver writers to port or update their code.</para>
     <para>The Video For Linux API was first introduced in Linux 2.1 to
 unify and replace various TV and radio device related interfaces,
 developed independently by driver writers in prior years. Starting
-with Linux 2.5 the much improved V4L2 API replaces the V4L API,
-although existing drivers will continue to support V4L applications in
-the future, either directly or through the V4L2 compatibility layer in
-the <filename>videodev</filename> kernel module translating ioctls on
-the fly. For a transition period not all drivers will support the V4L2
-API.</para>
+with Linux 2.5 the much improved V4L2 API replaces the V4L API.
+The support for the old V4L calls were removed from Kernel, but the
+library <xref linkend="libv4l" /> supports the conversion of a V4L
+API system call into a V4L2 one.</para>
 
     <section>
       <title>Opening and Closing Devices</title>
@@ -84,12 +82,7 @@ not compatible with V4L or V4L2.</para> </footnote>,
 device file. V4L2 drivers <emphasis>may</emphasis> support multiple
 opens, see <xref linkend="open" /> for details and consequences.</para>
 
-      <para>V4L drivers respond to V4L2 ioctls with an &EINVAL;. The
-compatibility layer in the V4L2 <filename>videodev</filename> module
-can translate V4L ioctl requests to their V4L2 counterpart, however a
-V4L2 driver usually needs more preparation to become fully V4L
-compatible. This is covered in more detail in <xref
-	  linkend="driver" />.</para>
+      <para>V4L drivers respond to V4L2 ioctls with an &EINVAL;.</para>
     </section>
 
     <section>
@@ -2367,6 +2360,16 @@ that used it. It was originally scheduled for removal in 2.6.35.
         </listitem>
       </orderedlist>
     </section>
+    <section>
+      <title>V4L2 in Linux 3.1</title>
+      <orderedlist>
+        <listitem>
+	  <para>VIDIOC_QUERYCAP now returns a per-subsystem version instead of a per-driver one.</para>
+	  <para>Standardize an error code for invalid ioctl.</para>
+          <para>Added V4L2_CTRL_TYPE_BITMASK.</para>
+        </listitem>
+      </orderedlist>
+    </section>
 
     <section id="other">
       <title>Relation of V4L2 to other Linux multimedia APIs</title>
@@ -2472,6 +2475,9 @@ ioctls.</para>
         <listitem>
 	  <para>&VIDIOC-DBG-G-CHIP-IDENT; ioctl.</para>
         </listitem>
+        <listitem>
+	  <para>Flash API. <xref linkend="flash-controls" /></para>
+        </listitem>
       </itemizedlist>
     </section>
 

Documentation/DocBook/v4l/dev-event.xml → Documentation/DocBook/media/v4l/dev-event.xml

   <title>Event Interface</title>
 
-  <para>The V4L2 event interface provides means for user to get
+  <para>The V4L2 event interface provides a means for a user to get
   immediately notified on certain conditions taking place on a device.
   This might include start of frame or loss of signal events, for
-  example.
+  example. Changes in the value or state of a V4L2 control can also be
+  reported through events.
   </para>
 
   <para>To receive events, the events the user is interested in first must
@@ -15,12 +16,31 @@
 
   <para>The event subscriptions and event queues are specific to file
   handles. Subscribing an event on one file handle does not affect
-  other file handles.
-  </para>
+  other file handles.</para>
 
   <para>The information on dequeueable events is obtained by using select or
   poll system calls on video devices. The V4L2 events use POLLPRI events on
-  poll system call and exceptions on select system call.  </para>
+  poll system call and exceptions on select system call.</para>
+
+  <para>Starting with kernel 3.1 certain guarantees can be given with
+  regards to events:<orderedlist>
+	<listitem>
+	  <para>Each subscribed event has its own internal dedicated event queue.
+This means that flooding of one event type will not interfere with other
+event types.</para>
+	</listitem>
+	<listitem>
+	  <para>If the internal event queue for a particular subscribed event
+becomes full, then the oldest event in that queue will be dropped.</para>
+	</listitem>
+	<listitem>
+	  <para>Where applicable, certain event types can ensure that the payload
+of the oldest event that is about to be dropped will be merged with the payload
+of the next oldest event. Thus ensuring that no information is lost, but only an
+intermediate step leading up to that information. See the documentation for the
+event you want to subscribe to whether this is applicable for that event or not.</para>
+	</listitem>
+      </orderedlist></para>
 
   <!--
 Local Variables:

Documentation/DocBook/v4l/func-ioctl.xml → Documentation/DocBook/media/v4l/func-ioctl.xml

@@ -64,75 +64,9 @@ their respective function and parameters are specified in <xref
   </refsect1>
 
   <refsect1>
-    <title>Return Value</title>
-
-    <para>On success the <function>ioctl()</function> function returns
-<returnvalue>0</returnvalue> and does not reset the
-<varname>errno</varname> variable. On failure
-<returnvalue>-1</returnvalue> is returned, when the ioctl takes an
-output or read/write parameter it remains unmodified, and the
-<varname>errno</varname> variable is set appropriately. See below for
-possible error codes. Generic errors like <errorcode>EBADF</errorcode>
-or <errorcode>EFAULT</errorcode> are not listed in the sections
-discussing individual ioctl requests.</para>
-    <para>Note ioctls may return undefined error codes. Since errors
-may have side effects such as a driver reset applications should
-abort on unexpected errors.</para>
-
-    <variablelist>
-      <varlistentry>
-	<term><errorcode>EBADF</errorcode></term>
-	<listitem>
-	  <para><parameter>fd</parameter> is not a valid open file
-descriptor.</para>
-	</listitem>
-      </varlistentry>
-      <varlistentry>
-	<term><errorcode>EBUSY</errorcode></term>
-	<listitem>
-	  <para>The property cannot be changed right now. Typically
-this error code is returned when I/O is in progress or the driver
-supports multiple opens and another process locked the property.</para>
-	</listitem>
-      </varlistentry>
-      <varlistentry>
-	<term><errorcode>EFAULT</errorcode></term>
-	<listitem>
-	  <para><parameter>argp</parameter> references an inaccessible
-memory area.</para>
-	</listitem>
-      </varlistentry>
-      <varlistentry>
-	<term><errorcode>ENOTTY</errorcode></term>
-	<listitem>
-	  <para><parameter>fd</parameter> is  not  associated  with  a
-character special device.</para>
-	</listitem>
-      </varlistentry>
-      <varlistentry>
-	<term><errorcode>EINVAL</errorcode></term>
-	<listitem>
-	  <para>The <parameter>request</parameter> or the data pointed
-to by <parameter>argp</parameter> is not valid. This is a very common
-error code, see the individual ioctl requests listed in <xref
-	      linkend="user-func" /> for actual causes.</para>
-	</listitem>
-      </varlistentry>
-      <varlistentry>
-	<term><errorcode>ENOMEM</errorcode></term>
-	<listitem>
-	  <para>Not enough physical or virtual memory was available to
-complete the request.</para>
-	</listitem>
-      </varlistentry>
-      <varlistentry>
-	<term><errorcode>ERANGE</errorcode></term>
-	<listitem>
-	  <para>The application attempted to set a control with the
-&VIDIOC-S-CTRL; ioctl to a value which is out of bounds.</para>
-	</listitem>
-      </varlistentry>
-    </variablelist>
+    &return-value;
+    <para>When an ioctl that takes an output or read/write parameter fails,
+    the parameter remains unmodified.</para>
   </refsect1>
 </refentry>