doc_rst: rename the media Sphinx suff to Documentation/media

The name of the subsystem is "media", and not "linux_tv". Also,
as we plan to add other stuff there in the future, let's
rename also the media uAPI book to media_uapi, to make it
clearer.

No functional changes.
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>

Documentation/Makefile.sphinx

@@ -35,7 +35,7 @@ quiet_cmd_sphinx = SPHINX  $@
       cmd_sphinx = BUILDDIR=$(BUILDDIR) $(SPHINXBUILD) -b $2 $(ALLSPHINXOPTS) $(BUILDDIR)/$2
 
 htmldocs:
-	$(MAKE) BUILDDIR=$(BUILDDIR) -f $(srctree)/Documentation/linux_tv/Makefile $@
+	$(MAKE) BUILDDIR=$(BUILDDIR) -f $(srctree)/Documentation/media/Makefile $@
 	$(call cmd,sphinx,html)
 
 pdfdocs:

Documentation/index.rst

@@ -14,7 +14,7 @@ Contents:
    :maxdepth: 2
 
    kernel-documentation
-   linux_tv/index
+   media/media_uapi
 
 Indices and tables
 ==================

Documentation/linux_tv/Makefile → Documentation/media/Makefile

@@ -2,7 +2,7 @@
 
 PARSER = $(srctree)/Documentation/sphinx/parse-headers.pl
 UAPI = $(srctree)/include/uapi/linux
-SRC_DIR=$(srctree)/Documentation/linux_tv
+SRC_DIR=$(srctree)/Documentation/media
 
 FILES = audio.h.rst ca.h.rst dmx.h.rst frontend.h.rst net.h.rst video.h.rst \
 	  videodev2.h.rst

Documentation/linux_tv/index.rst → Documentation/media/media_uapi.rst

@@ -68,12 +68,12 @@ etc, please mail to:
 .. toctree::
     :maxdepth: 1
 
-    media/v4l/v4l2
-    media/dvb/dvbapi
-    media/rc/remote_controllers
-    media/mediactl/media-controller
-    media/gen-errors
-    media/fdl-appendix
+    uapi/v4l/v4l2
+    uapi/dvb/dvbapi
+    uapi/rc/remote_controllers
+    uapi/mediactl/media-controller
+    uapi/gen-errors
+    uapi/fdl-appendix
 
 .. only:: html