linux-kernel - [PATCH v2 18/20] media: Kconfig: place all options under a sub-menu

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Date:   Tue, 24 Mar 2020 14:43:11 +0100
From:   Mauro Carvalho Chehab <mchehab+huawei@...nel.org>
To:     Linux Doc Mailing List <linux-doc@...r.kernel.org>
Cc:     Mauro Carvalho Chehab <mchehab+huawei@...nel.org>,
        linux-kernel@...r.kernel.org, Jonathan Corbet <corbet@....net>,
        Ezequiel Garcia <ezequiel@...labora.com>
Subject: [PATCH v2 18/20] media: Kconfig: place all options under a sub-menu

That should make easier for people setting the media
subsystem config options, as they'll be split by the
type of functionality that will be enabled.

Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@...nel.org>
---
 drivers/media/Kconfig | 43 ++++++++++++++++++++++++-------------------
 1 file changed, 24 insertions(+), 19 deletions(-)

diff --git a/drivers/media/Kconfig b/drivers/media/Kconfig
index 026a1151273c..6c55d20458ee 100644
--- a/drivers/media/Kconfig
+++ b/drivers/media/Kconfig
@@ -124,48 +124,49 @@ config MEDIA_TEST_SUPPORT
 	  Say Y when you have a software defined radio device.
 endmenu # media device types
 
-comment "Media core options"
-
-#
-# Video4Linux support
-#	Only enables if one of the V4L2 types (ATV, webcam, radio) is selected
-#
+menu "Media core support"
+	visible if !MEDIA_SUPPORT_FILTER
 
 config VIDEO_DEV
-	tristate
+	tristate "Video4Linux core"
 	depends on MEDIA_SUPPORT
 	default MEDIA_CAMERA_SUPPORT || MEDIA_ANALOG_TV_SUPPORT || MEDIA_RADIO_SUPPORT || MEDIA_SDR_SUPPORT || V4L_PLATFORM_DRIVERS
+	help
+	  Enables the V4L2 API, used by cameras, analog TV, video grabbers,
+	  radio devices and by some input devices.
 
 config MEDIA_CONTROLLER
 	bool "Media Controller API"
-	depends on MEDIA_CAMERA_SUPPORT || MEDIA_ANALOG_TV_SUPPORT || MEDIA_DIGITAL_TV_SUPPORT
+	default MEDIA_CAMERA_SUPPORT || MEDIA_ANALOG_TV_SUPPORT || MEDIA_DIGITAL_TV_SUPPORT || MEDIA_EMBEDDED_SUPPORT
 	help
 	  Enable the media controller API used to query media devices internal
 	  topology and configure it dynamically.
 
 	  This API is mostly used by camera interfaces in embedded platforms.
 
-#
-# DVB Core
-#	Only enables if one of DTV is selected
-#
-
 config DVB_CORE
-	tristate
+	tristate "Digital TV core"
 	depends on MEDIA_SUPPORT
-	depends on MEDIA_DIGITAL_TV_SUPPORT
+	default MEDIA_DIGITAL_TV_SUPPORT
 	depends on (I2C || I2C=n)
-	default y
 	select CRC32
-
 	help
+	  Enables the DVB API, used by Digital TV devices. Supports several
+	  standards, including DVB, ATSC, ISDB and CMDB.
 
+endmenu # Media core support
+
+#
+# Extra per-media API core functionality
+
+menu "Media core additional options"
 source "drivers/media/v4l2-core/Kconfig"
 source "drivers/media/mc/Kconfig"
 source "drivers/media/dvb-core/Kconfig"
 source "drivers/media/cec/Kconfig"
+endmenu
 
-comment "Media drivers"
+menu "Media drivers"
 
 #
 # V4L platform/mem2mem drivers
@@ -188,7 +189,9 @@ endif # MEDIA_EMBEDDED_SUPPORT
 
 source "drivers/media/firewire/Kconfig"
 
-comment "Media ancillary drivers (tuners, sensors, i2c, spi, frontends)"
+endmenu
+
+menu "Media ancillary drivers (tuners, sensors, i2c, spi, frontends)"
 
 #
 # Ancillary drivers (tuners, i2c, spi, frontends)
@@ -233,4 +236,6 @@ source "drivers/media/spi/Kconfig"
 source "drivers/media/tuners/Kconfig"
 source "drivers/media/dvb-frontends/Kconfig"
 
+endmenu
+
 endif # MEDIA_SUPPORT
-- 
2.24.1