doc-rst: auto-build the frontend.h.rst

This file is auto-generated with DocBook, from the uapi header.

Do the same with Sphinx.
Signed-off-by: NMauro Carvalho Chehab <mchehab@s-opensource.com>

Documentation/Makefile.sphinx

@@ -35,6 +35,7 @@ quiet_cmd_sphinx = SPHINX  $@
       cmd_sphinx = $(SPHINXBUILD) -b $2 $(ALLSPHINXOPTS) $(BUILDDIR)/$2
 
 htmldocs:
+	$(MAKE) -C $(srctree)/Documentation/linux_tv $@
 	$(call cmd,sphinx,html)
 
 pdfdocs:

Documentation/linux_tv/Makefile

+# Generate the *.h.rst files from uAPI headers
+
+PARSER = ../sphinx/parse-headers.pl
+UAPI = ../../include/uapi/linux
+
+htmldocs: frontend.h.rst
+
+frontend.h.rst: ${PARSER} ${UAPI}/dvb/frontend.h  frontend.h.rst.exceptions
+	${PARSER} ${UAPI}/dvb/frontend.h $@ frontend.h.rst.exceptions
+
+clean:
+	-rm frontend.h.rst

Documentation/linux_tv/frontend.h.rst.exceptions

+# Ignore header name
+ignore define _DVBFRONTEND_H_
+
+# Group layer A-C symbols together
+replace define DTV_ISDBT_LAYERA_FEC dtv-isdbt-layer-fec
+replace define DTV_ISDBT_LAYERB_FEC dtv-isdbt-layer-fec
+replace define DTV_ISDBT_LAYERC_FEC dtv-isdbt-layer-fec
+replace define DTV_ISDBT_LAYERA_MODULATION dtv-isdbt-layer-modulation
+replace define DTV_ISDBT_LAYERB_MODULATION dtv-isdbt-layer-modulation
+replace define DTV_ISDBT_LAYERC_MODULATION dtv-isdbt-layer-modulation
+replace define DTV_ISDBT_LAYERA_SEGMENT_COUNT dtv-isdbt-layer-segment-count
+replace define DTV_ISDBT_LAYERB_SEGMENT_COUNT dtv-isdbt-layer-segment-count
+replace define DTV_ISDBT_LAYERC_SEGMENT_COUNT dtv-isdbt-layer-segment-count
+replace define DTV_ISDBT_LAYERA_TIME_INTERLEAVING dtv-isdbt-layer-time-interleaving
+replace define DTV_ISDBT_LAYERB_TIME_INTERLEAVING dtv-isdbt-layer-time-interleaving
+replace define DTV_ISDBT_LAYERC_TIME_INTERLEAVING dtv-isdbt-layer-time-interleaving
+
+# Ignore legacy defines
+ignore define DTV_ISDBS_TS_ID_LEGACY
+ignore define SYS_DVBC_ANNEX_AC
+ignore define SYS_DMBTH
+
+# Ignore limits
+ignore define DTV_MAX_COMMAND
+ignore define MAX_DTV_STATS
+ignore define DTV_IOCTL_MAX_MSGS
+
+# Stats enum is documented altogether
+replace enum fecap_scale_params frontend-stat-properties
+replace symbol FE_SCALE_COUNTER frontend-stat-properties
+replace symbol FE_SCALE_DECIBEL frontend-stat-properties
+replace symbol FE_SCALE_NOT_AVAILABLE frontend-stat-properties
+replace symbol FE_SCALE_RELATIVE frontend-stat-properties
+
+# the same reference is used for both get and set ioctls
+replace ioctl FE_SET_PROPERTY FE_GET_PROPERTY
+
+# Ignore struct used only internally at Kernel
+ignore struct dtv_cmds_h
+
+# Typedefs that use the enum reference
+replace typedef fe_sec_voltage_t fe-sec-voltage
+
+# Replaces for flag constants
+replace define FE_TUNE_MODE_ONESHOT fe_set_frontend_tune_mode
+replace define LNA_AUTO dtv-lna
+replace define NO_STREAM_ID_FILTER dtv-stream-id