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Date: Mon, 23 Mar 2020 15:13:36 +0100
From: Tomasz Figa <tfiga@...omium.org>
To: Helen Koike <helen.koike@...labora.com>
Cc: Mauro Carvalho Chehab <mchehab@...nel.org>,
Ezequiel Garcia <ezequiel@...labora.com>,
Linux Media Mailing List <linux-media@...r.kernel.org>,
Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
Nicolas Dufresne <nicolas@...fresne.ca>, kernel@...labora.com,
Hans Verkuil <hverkuil@...all.nl>, Sean Young <sean@...s.org>,
Philipp Zabel <p.zabel@...gutronix.de>,
Laurent Pinchart <laurent.pinchart@...asonboard.com>,
Sakari Ailus <sakari.ailus@....fi>,
Michael Ira Krufky <mkrufky@...il.com>
Subject: Re: [PATCH] media: Refactor configuration options
On Mon, Mar 23, 2020 at 2:52 PM Helen Koike <helen.koike@...labora.com> wrote:
>
> Hello,
>
> On 3/21/20 10:51 AM, Mauro Carvalho Chehab wrote:
> > Em Sat, 21 Mar 2020 09:39:02 -0300
> > Ezequiel Garcia <ezequiel@...labora.com> escreveu:
> >
> >>>> In other words, the following are removed: MEDIA_ANALOG_TV_SUPPORT,
> >>>> MEDIA_DIGITAL_TV_SUPPORT, MEDIA_CAMERA_SUPPORT, MEDIA_RADIO_SUPPORT,
> >>>> MEDIA_CEC_SUPPORT and MEDIA_SDR_SUPPORT.
> >>>>
> >>>> As a result, the configuration is now simplified. Users
> >>>> will find USB capture devices under "Media USB Adapters",
> >>>> or CEC adapters under "CEC platform devices", without
> >>>> the need to enable any other "support" options.
> >>>
> >>> Nack.
> >>>
> >>
> >> Well, at least I got your attention on this topic :-)
> >
> > :-)
> >
> >>
> >>> Those *_SUPPORT options were added to make life easier for users.
> >>> There are too many things to be customized for a poor user to
> >>> select the right options. So, from an end-user's perspective,
> >>> what he really wants is:
> >>>
> >>
> >> Do you think end-user's configure their own kernel?
> >
> > They actually do, either directly or via media-build tree.
>
> I just want to share my experience teaching kernel dev to students at https://lkcamp.dev/
>
> There are just too much information in menuconfig, using a lot of terms,
> and people get overwhelmed.
> So, when they need to enable something in menuconfig, they search for the item with
> the slash / tool, and trackdown dependencies, searching one by one
> to enable all of them.
>
> So they don't navigate through the menu, since they want to enable one
> specific thing, and they don't want to keep searching and reading all the entries
> in menuconfig.
>
> And having MEDIA_CAMERA_SUPPORT is just another dependency to trackdown, so I would
> rather not having it.
>
> >
> >> I was under the assumption an end-user would use
> >> a distribution kernel. And distributions would take care
> >> of packaging what end-users need.
> >>
> >>> "let me enable my TV card
> >>> or:
> >>> "I want to enable camera support"
>
> I don't think it is just that, there are two steps:
>
> 1. "let me enable my TV card"
> and:
> 2. "I want to enable my specific TV card now"
>
> or:
>
> 1. "I want to enable camera support"
> and:
> 2. "I want to enable my specific camera now"
>
> I understand that, to execute the second step above, less
> options would be nice.
> But, If I compare the current menu with the proposed one (see below), the
> "support" options doens't seem to be hiding much, and we could remove
> one step for users.
>
>
> Current menu:
> =============
> --- Multimedia support
> *** Multimedia core support ***
> [ ] Cameras/video grabbers support (NEW)
> [ ] Analog TV support (NEW)
> [ ] Digital TV support (NEW)
> [ ] AM/FM radio receivers/transmitters support (NEW)
> [ ] Software defined radio support (NEW)
> [ ] HDMI CEC support (NEW)
> [ ] Enable advanced debug functionality on V4L2 drivers
> [ ] Enable old-style fixed minor ranges on drivers/video devices
> *** Media drivers ***
> [ ] Media USB Adapters ----
> [ ] Media PCI Adapters ----
> *** Supported MMC/SDIO adapters ***
> < > Cypress firmware helper routines
> *** Media ancillary drivers (tuners, sensors, i2c, spi, frontends) ***
> Customise DVB Frontends --->
>
> Ezequiel's patch menu:
> ======================
> --- Multimedia support
> *** Multimedia core support ***
> [ ] Media Controller API
> [ ] Enable advanced debug functionality on V4L2 drivers (NEW)
> [ ] Enable old-style fixed minor ranges on drivers/video devices (NEW)
> [ ] Enable DVB memory-mapped API (EXPERIMENTAL) (NEW)
> [*] DVB Network Support (NEW)
> (16) maximum number of DVB/ATSC adapters (NEW)
> [ ] Dynamic DVB minor allocation (NEW)
> [ ] Enable DVB demux section packet loss log (NEW)
> [ ] Enable DVB net ULE packet debug messages (NEW)
> *** Media drivers ***
> [ ] Media USB Adapters (NEW) ----
> [ ] Media PCI Adapters (NEW) ----
> [*] V4L platform devices --->
> [ ] Memory-to-memory multimedia devices (NEW) ----
> [*] Media test drivers --->
> [ ] DVB platform devices (NEW) ----
> [ ] CEC platform devices (NEW) ----
> [ ] SDR platform devices (NEW) ----
> *** Supported MMC/SDIO adapters ***
> [*] Radio Adapters (NEW) --->
> < > Cypress firmware helper routines (NEW)
> *** Media ancillary drivers (tuners, sensors, i2c, spi, frontends) ***
> [*] Autoselect ancillary drivers (tuners, sensors, i2c, spi, frontends) (NEW)
> *** I2C drivers hidden by 'Autoselect ancillary drivers' ***
> *** SPI drivers hidden by 'Autoselect ancillary drivers' ***
> *** Tuner drivers hidden by 'Autoselect ancillary drivers' ***
> *** DVB Frontend drivers hidden by 'Autoselect ancillary drivers' ***
>
>
> >>>
> >>> They usually don't know what driver supports it, nor what are
> >>> the other drivers that should be enabled behind the scenes.
>
> Users need to know how to track dependencies anyway.
>
> Several drivers requires "Media Controller API" for instance, which is not
> intuitive for endusers, nor "V4L2 sub-device userspace API", and users
> need to know this somehow.
>
> So I suppose most of users checks the "Depends on" list throug the search of help tool,
> and the "support" option is just another item on this list.
>
> Or they just follow a tutorial on the internet indicating what should be enabled,
> and we could remove one option/step for them to follow.
>
>
> Another option would be to expose the drivers, and use "select" instead of "depends on"
> in Kconfig.
>
> I mean, we could have a menu you can enter down it:
>
> [ ] Camera/Video grabbers devices (NEW) ----
>
> And under this menu, list all camera/video drivers.
> And selecting one of those, it would automatically select
> "Media Controller API" and/or "V4L2 sub-device userspace API".
>
> So endusers would just say "I want this device enabled", without worriying about these
> dependencies. But this doesn't seem easy to do (since it would require changes in all drivers).
>
Agreed that it would make it much easier to enable both entire classes
of hardware and specific devices, which covers the needs of users.
Best regards,
Tomasz
>
> Anyway, just put in my two cents.
>
> Regards,
> Helen
>
> >>>
> >>> Those options helps the users to reduce the amount of options
> >>> for them to identify what they really bother, instead of
> >>> presenting thousands of options they would need.
> >>>
> >>> Now, if you, instead, add some patch that would allow them
> >>> to do something like:
> >>>
> >>> make board=<usb id> / make board=<pci id>
> >>>
> >>> Then this would be very welcomed.
> >>>
> >>
> >> Hm, I see.
> >>
> >> So, another option is to clean memory-to-memory devices
> >> (codecs). There are no end-users for these devices,
> >> and they aren't really "Cameras/video grabbers".
> >>
> >> I am not sure why we've added them under CAMERA_SUPPORT.
> >> I'd love to get rid of at least that dependency.
> >
> > Good question. Probably because people just re-used what it
> > was there without thinking too much.
> >
> > I remember someone once proposed adding an option to add
> > a "MEDIA_EMBEDDED" (or some other name) that would
> > just allow setting everything as if those other *SUPORT
> > koptions didn't exist.
> >
> > something like this would do the trick:
> >
> > CONFIG_MEDIA_EMBEDDED
> > bool
> >
> > config MEDIA_CAMERA_SUPPORT
> > visible if !CONFIG_MEDIA_EMBEDDED_SUPPORT
> > default y if CONFIG_MEDIA_EMBEDDED_SUPPORT
> >
> > config MEDIA_ANALOG_TV_SUPPORT
> > visible if !CONFIG_MEDIA_EMBEDDED_SUPPORT
> > default y if CONFIG_MEDIA_EMBEDDED_SUPPORT
> >
> > config MEDIA_DIGITAL_TV_SUPPORT
> > visible if !CONFIG_MEDIA_EMBEDDED_SUPPORT
> > default y if CONFIG_MEDIA_EMBEDDED_SUPPORT
> >
> > config MEDIA_RADIO_SUPPORT
> > visible if !CONFIG_MEDIA_EMBEDDED_SUPPORT
> > default y if CONFIG_MEDIA_EMBEDDED_SUPPORT
> >
> > Regards,
> > Mauro
> >
> >>
> >> diff --git a/drivers/media/mc/Kconfig b/drivers/media/mc/Kconfig
> >> index 3b9795cfcb36..9382e35211ca 100644
> >> --- a/drivers/media/mc/Kconfig
> >> +++ b/drivers/media/mc/Kconfig
> >> @@ -5,7 +5,6 @@
> >>
> >> config MEDIA_CONTROLLER
> >> bool "Media Controller API"
> >> - depends on MEDIA_CAMERA_SUPPORT || MEDIA_ANALOG_TV_SUPPORT || MEDIA_DIGITAL_TV_SUPPORT
> >> help
> >> Enable the media controller API used to query media devices internal
> >> topology and configure it dynamically.
> >> diff --git a/drivers/media/platform/Kconfig b/drivers/media/platform/Kconfig
> >> index f65e98d3adf2..dc5869dac5dc 100644
> >> --- a/drivers/media/platform/Kconfig
> >> +++ b/drivers/media/platform/Kconfig
> >> @@ -5,7 +5,6 @@
> >>
> >> menuconfig V4L_PLATFORM_DRIVERS
> >> bool "V4L platform devices"
> >> - depends on MEDIA_CAMERA_SUPPORT
> >> help
> >> Say Y here to enable support for platform-specific V4L drivers.
> >>
> >> @@ -43,7 +42,6 @@ config VIDEO_ASPEED
> >>
> >> config VIDEO_SH_VOU
> >> tristate "SuperH VOU video output driver"
> >> - depends on MEDIA_CAMERA_SUPPORT
> >> depends on VIDEO_DEV && I2C
> >> depends on ARCH_SHMOBILE || COMPILE_TEST
> >> select VIDEOBUF2_DMA_CONTIG
> >> @@ -165,7 +163,6 @@ endif # V4L_PLATFORM_DRIVERS
> >> menuconfig V4L_MEM2MEM_DRIVERS
> >> bool "Memory-to-memory multimedia devices"
> >> depends on VIDEO_V4L2
> >> - depends on MEDIA_CAMERA_SUPPORT
> >> help
> >> Say Y here to enable selecting drivers for V4L devices that
> >> use system memory for both source and destination buffers, as opposed
> >> @@ -522,7 +519,6 @@ config VIDEO_TI_CSC
> >>
> >> menuconfig V4L_TEST_DRIVERS
> >> bool "Media test drivers"
> >> - depends on MEDIA_CAMERA_SUPPORT
> >>
> >> if V4L_TEST_DRIVERS
> >>
> >>
> >> Cheers,
> >> Ezequiel
> >>
> >>>> Signed-off-by: Ezequiel Garcia <ezequiel@...labora.com>
> >>>> ---
> >>>> drivers/media/Kconfig | 61 ----------------------------
> >>>> drivers/media/dvb-frontends/Kconfig | 2 +-
> >>>> drivers/media/i2c/Kconfig | 14 +------
> >>>> drivers/media/i2c/m5mols/Kconfig | 1 -
> >>>> drivers/media/i2c/smiapp/Kconfig | 1 -
> >>>> drivers/media/mc/Kconfig | 1 -
> >>>> drivers/media/pci/Kconfig | 18 ++------
> >>>> drivers/media/pci/bt8xx/Kconfig | 1 -
> >>>> drivers/media/platform/Kconfig | 7 ----
> >>>> drivers/media/radio/Kconfig | 1 -
> >>>> drivers/media/tuners/Kconfig | 8 ++--
> >>>> drivers/media/usb/Kconfig | 29 ++++---------
> >>>> drivers/media/usb/dvb-usb-v2/Kconfig | 2 +-
> >>>> drivers/media/usb/em28xx/Kconfig | 4 +-
> >>>> drivers/media/usb/go7007/Kconfig | 2 +-
> >>>> sound/pci/Kconfig | 2 -
> >>>> 16 files changed, 20 insertions(+), 134 deletions(-)
> >>>>
> >>>> diff --git a/drivers/media/Kconfig b/drivers/media/Kconfig
> >>>> index 9dfea5c4b6ab..fcbf265a92cd 100644
> >>>> --- a/drivers/media/Kconfig
> >>>> +++ b/drivers/media/Kconfig
> >>>> @@ -30,63 +30,6 @@ comment "Multimedia core support"
> >>>> #
> >>>> # Multimedia support - automatically enable V4L2 and DVB core
> >>>> #
> >>>> -config MEDIA_CAMERA_SUPPORT
> >>>> - bool "Cameras/video grabbers support"
> >>>> - help
> >>>> - Enable support for webcams and video grabbers.
> >>>> -
> >>>> - Say Y when you have a webcam or a video capture grabber board.
> >>>> -
> >>>> -config MEDIA_ANALOG_TV_SUPPORT
> >>>> - bool "Analog TV support"
> >>>> - help
> >>>> - Enable analog TV support.
> >>>> -
> >>>> - Say Y when you have a TV board with analog support or with a
> >>>> - hybrid analog/digital TV chipset.
> >>>> -
> >>>> - Note: There are several DVB cards that are based on chips that
> >>>> - support both analog and digital TV. Disabling this option
> >>>> - will disable support for them.
> >>>> -
> >>>> -config MEDIA_DIGITAL_TV_SUPPORT
> >>>> - bool "Digital TV support"
> >>>> - help
> >>>> - Enable digital TV support.
> >>>> -
> >>>> - Say Y when you have a board with digital support or a board with
> >>>> - hybrid digital TV and analog TV.
> >>>> -
> >>>> -config MEDIA_RADIO_SUPPORT
> >>>> - bool "AM/FM radio receivers/transmitters support"
> >>>> - help
> >>>> - Enable AM/FM radio support.
> >>>> -
> >>>> - Additional info and docs are available on the web at
> >>>> - <https://linuxtv.org>
> >>>> -
> >>>> - Say Y when you have a board with radio support.
> >>>> -
> >>>> - Note: There are several TV cards that are based on chips that
> >>>> - support radio reception. Disabling this option will
> >>>> - disable support for them.
> >>>> -
> >>>> -config MEDIA_SDR_SUPPORT
> >>>> - bool "Software defined radio support"
> >>>> - help
> >>>> - Enable software defined radio support.
> >>>> -
> >>>> - Say Y when you have a software defined radio device.
> >>>> -
> >>>> -config MEDIA_CEC_SUPPORT
> >>>> - bool "HDMI CEC support"
> >>>> - help
> >>>> - Enable support for HDMI CEC (Consumer Electronics Control),
> >>>> - which is an optional HDMI feature.
> >>>> -
> >>>> - Say Y when you have an HDMI receiver, transmitter or a USB CEC
> >>>> - adapter that supports HDMI CEC.
> >>>> -
> >>>> source "drivers/media/cec/Kconfig"
> >>>>
> >>>> source "drivers/media/mc/Kconfig"
> >>>> @@ -99,7 +42,6 @@ source "drivers/media/mc/Kconfig"
> >>>> config VIDEO_DEV
> >>>> tristate
> >>>> depends on MEDIA_SUPPORT
> >>>> - depends on MEDIA_CAMERA_SUPPORT || MEDIA_ANALOG_TV_SUPPORT || MEDIA_RADIO_SUPPORT || MEDIA_SDR_SUPPORT
> >>>> default y
> >>>>
> >>>> config VIDEO_V4L2_SUBDEV_API
> >>>> @@ -121,7 +63,6 @@ source "drivers/media/v4l2-core/Kconfig"
> >>>> config DVB_CORE
> >>>> tristate
> >>>> depends on MEDIA_SUPPORT
> >>>> - depends on MEDIA_DIGITAL_TV_SUPPORT
> >>>> depends on (I2C || I2C=n)
> >>>> default y
> >>>> select CRC32
> >>>> @@ -186,7 +127,6 @@ comment "Media ancillary drivers (tuners, sensors, i2c, spi, frontends)"
> >>>>
> >>>> config MEDIA_SUBDRV_AUTOSELECT
> >>>> bool "Autoselect ancillary drivers (tuners, sensors, i2c, spi, frontends)"
> >>>> - depends on MEDIA_ANALOG_TV_SUPPORT || MEDIA_DIGITAL_TV_SUPPORT || MEDIA_CAMERA_SUPPORT || MEDIA_SDR_SUPPORT
> >>>> depends on HAS_IOMEM
> >>>> select I2C
> >>>> select I2C_MUX
> >>>> @@ -214,7 +154,6 @@ config MEDIA_HIDE_ANCILLARY_SUBDRV
> >>>>
> >>>> config MEDIA_ATTACH
> >>>> bool
> >>>> - depends on MEDIA_ANALOG_TV_SUPPORT || MEDIA_DIGITAL_TV_SUPPORT || MEDIA_RADIO_SUPPORT
> >>>> depends on MODULES
> >>>> default MODULES
> >>>>
> >>>> diff --git a/drivers/media/dvb-frontends/Kconfig b/drivers/media/dvb-frontends/Kconfig
> >>>> index a29e9ddf9c82..832f66b91459 100644
> >>>> --- a/drivers/media/dvb-frontends/Kconfig
> >>>> +++ b/drivers/media/dvb-frontends/Kconfig
> >>>> @@ -518,7 +518,7 @@ config DVB_RTL2832
> >>>>
> >>>> config DVB_RTL2832_SDR
> >>>> tristate "Realtek RTL2832 SDR"
> >>>> - depends on DVB_CORE && I2C && I2C_MUX && VIDEO_V4L2 && MEDIA_SDR_SUPPORT && USB
> >>>> + depends on DVB_CORE && I2C && I2C_MUX && VIDEO_V4L2 && USB
> >>>> select DVB_RTL2832
> >>>> select VIDEOBUF2_VMALLOC
> >>>> default m if !MEDIA_SUBDRV_AUTOSELECT
> >>>> diff --git a/drivers/media/i2c/Kconfig b/drivers/media/i2c/Kconfig
> >>>> index 125d596c13dd..92e51c288321 100644
> >>>> --- a/drivers/media/i2c/Kconfig
> >>>> +++ b/drivers/media/i2c/Kconfig
> >>>> @@ -568,8 +568,6 @@ config VIDEO_APTINA_PLL
> >>>> config VIDEO_SMIAPP_PLL
> >>>> tristate
> >>>>
> >>>> -if MEDIA_CAMERA_SUPPORT
> >>>> -
> >>>> config VIDEO_HI556
> >>>> tristate "Hynix Hi-556 sensor support"
> >>>> depends on I2C && VIDEO_V4L2 && VIDEO_V4L2_SUBDEV_API
> >>>> @@ -1007,12 +1005,9 @@ config VIDEO_S5C73M3
> >>>> help
> >>>> This is a V4L2 sensor driver for Samsung S5C73M3
> >>>> 8 Mpixel camera.
> >>>> -endif
> >>>>
> >>>> comment "Lens drivers"
> >>>>
> >>>> -if MEDIA_CAMERA_SUPPORT
> >>>> -
> >>>> config VIDEO_AD5820
> >>>> tristate "AD5820 lens voice coil support"
> >>>> depends on GPIOLIB && I2C && VIDEO_V4L2 && MEDIA_CONTROLLER
> >>>> @@ -1050,12 +1045,8 @@ config VIDEO_DW9807_VCM
> >>>> capability. This is designed for linear control of
> >>>> voice coil motors, controlled via I2C serial interface.
> >>>>
> >>>> -endif
> >>>> -
> >>>> comment "Flash devices"
> >>>>
> >>>> -if MEDIA_CAMERA_SUPPORT
> >>>> -
> >>>> config VIDEO_ADP1653
> >>>> tristate "ADP1653 flash support"
> >>>> depends on I2C && VIDEO_V4L2 && MEDIA_CONTROLLER
> >>>> @@ -1079,8 +1070,6 @@ config VIDEO_LM3646
> >>>> This is a driver for the lm3646 dual flash controllers. It controls
> >>>> flash, torch LEDs.
> >>>>
> >>>> -endif
> >>>> -
> >>>> comment "Video improvement chips"
> >>>>
> >>>> config VIDEO_UPD64031A
> >>>> @@ -1123,7 +1112,7 @@ comment "SDR tuner chips"
> >>>>
> >>>> config SDR_MAX2175
> >>>> tristate "Maxim 2175 RF to Bits tuner"
> >>>> - depends on VIDEO_V4L2 && MEDIA_SDR_SUPPORT && I2C
> >>>> + depends on VIDEO_V4L2 && I2C
> >>>> select REGMAP_I2C
> >>>> help
> >>>> Support for Maxim 2175 tuner. It is an advanced analog/digital
> >>>> @@ -1169,7 +1158,6 @@ config VIDEO_I2C
> >>>> config VIDEO_ST_MIPID02
> >>>> tristate "STMicroelectronics MIPID02 CSI-2 to PARALLEL bridge"
> >>>> depends on I2C && VIDEO_V4L2 && VIDEO_V4L2_SUBDEV_API
> >>>> - depends on MEDIA_CAMERA_SUPPORT
> >>>> select V4L2_FWNODE
> >>>> help
> >>>> Support for STMicroelectronics MIPID02 CSI-2 to PARALLEL bridge.
> >>>> diff --git a/drivers/media/i2c/m5mols/Kconfig b/drivers/media/i2c/m5mols/Kconfig
> >>>> index e573482f269f..91c0dafc7668 100644
> >>>> --- a/drivers/media/i2c/m5mols/Kconfig
> >>>> +++ b/drivers/media/i2c/m5mols/Kconfig
> >>>> @@ -2,6 +2,5 @@
> >>>> config VIDEO_M5MOLS
> >>>> tristate "Fujitsu M-5MOLS 8MP sensor support"
> >>>> depends on I2C && VIDEO_V4L2 && VIDEO_V4L2_SUBDEV_API
> >>>> - depends on MEDIA_CAMERA_SUPPORT
> >>>> help
> >>>> This driver supports Fujitsu M-5MOLS camera sensor with ISP
> >>>> diff --git a/drivers/media/i2c/smiapp/Kconfig b/drivers/media/i2c/smiapp/Kconfig
> >>>> index fcaa7f9494a8..a2f5775dfcac 100644
> >>>> --- a/drivers/media/i2c/smiapp/Kconfig
> >>>> +++ b/drivers/media/i2c/smiapp/Kconfig
> >>>> @@ -2,7 +2,6 @@
> >>>> config VIDEO_SMIAPP
> >>>> tristate "SMIA++/SMIA sensor support"
> >>>> depends on I2C && VIDEO_V4L2 && VIDEO_V4L2_SUBDEV_API && HAVE_CLK
> >>>> - depends on MEDIA_CAMERA_SUPPORT
> >>>> select VIDEO_SMIAPP_PLL
> >>>> select V4L2_FWNODE
> >>>> help
> >>>> diff --git a/drivers/media/mc/Kconfig b/drivers/media/mc/Kconfig
> >>>> index 3b9795cfcb36..9382e35211ca 100644
> >>>> --- a/drivers/media/mc/Kconfig
> >>>> +++ b/drivers/media/mc/Kconfig
> >>>> @@ -5,7 +5,6 @@
> >>>>
> >>>> config MEDIA_CONTROLLER
> >>>> bool "Media Controller API"
> >>>> - depends on MEDIA_CAMERA_SUPPORT || MEDIA_ANALOG_TV_SUPPORT || MEDIA_DIGITAL_TV_SUPPORT
> >>>> help
> >>>> Enable the media controller API used to query media devices internal
> >>>> topology and configure it dynamically.
> >>>> diff --git a/drivers/media/pci/Kconfig b/drivers/media/pci/Kconfig
> >>>> index dcb3719f440e..3d2cc135acd6 100644
> >>>> --- a/drivers/media/pci/Kconfig
> >>>> +++ b/drivers/media/pci/Kconfig
> >>>> @@ -9,25 +9,20 @@ menuconfig MEDIA_PCI_SUPPORT
> >>>>
> >>>> if MEDIA_PCI_SUPPORT
> >>>>
> >>>> -if MEDIA_CAMERA_SUPPORT
> >>>> - comment "Media capture support"
> >>>> +comment "Media capture support"
> >>>> source "drivers/media/pci/meye/Kconfig"
> >>>> source "drivers/media/pci/solo6x10/Kconfig"
> >>>> source "drivers/media/pci/sta2x11/Kconfig"
> >>>> source "drivers/media/pci/tw5864/Kconfig"
> >>>> source "drivers/media/pci/tw68/Kconfig"
> >>>> source "drivers/media/pci/tw686x/Kconfig"
> >>>> -endif
> >>>>
> >>>> -if MEDIA_ANALOG_TV_SUPPORT
> >>>> - comment "Media capture/analog TV support"
> >>>> +comment "Media capture/analog TV support"
> >>>> source "drivers/media/pci/ivtv/Kconfig"
> >>>> source "drivers/media/pci/saa7146/Kconfig"
> >>>> source "drivers/media/pci/dt3155/Kconfig"
> >>>> -endif
> >>>>
> >>>> -if MEDIA_ANALOG_TV_SUPPORT || MEDIA_DIGITAL_TV_SUPPORT
> >>>> - comment "Media capture/analog/hybrid TV support"
> >>>> +comment "Media capture/analog/hybrid TV support"
> >>>> source "drivers/media/pci/cx18/Kconfig"
> >>>> source "drivers/media/pci/cx23885/Kconfig"
> >>>> source "drivers/media/pci/cx25821/Kconfig"
> >>>> @@ -37,10 +32,7 @@ source "drivers/media/pci/saa7134/Kconfig"
> >>>> source "drivers/media/pci/saa7164/Kconfig"
> >>>> source "drivers/media/pci/cobalt/Kconfig"
> >>>>
> >>>> -endif
> >>>> -
> >>>> -if MEDIA_DIGITAL_TV_SUPPORT
> >>>> - comment "Media digital TV PCI Adapters"
> >>>> +comment "Media digital TV PCI Adapters"
> >>>> source "drivers/media/pci/ttpci/Kconfig"
> >>>> source "drivers/media/pci/b2c2/Kconfig"
> >>>> source "drivers/media/pci/pluto2/Kconfig"
> >>>> @@ -52,8 +44,6 @@ source "drivers/media/pci/ngene/Kconfig"
> >>>> source "drivers/media/pci/ddbridge/Kconfig"
> >>>> source "drivers/media/pci/smipcie/Kconfig"
> >>>> source "drivers/media/pci/netup_unidvb/Kconfig"
> >>>> -endif
> >>>> -
> >>>> source "drivers/media/pci/intel/ipu3/Kconfig"
> >>>>
> >>>> endif #MEDIA_PCI_SUPPORT
> >>>> diff --git a/drivers/media/pci/bt8xx/Kconfig b/drivers/media/pci/bt8xx/Kconfig
> >>>> index 75d172a6f54c..a4522c35d606 100644
> >>>> --- a/drivers/media/pci/bt8xx/Kconfig
> >>>> +++ b/drivers/media/pci/bt8xx/Kconfig
> >>>> @@ -5,7 +5,6 @@ config VIDEO_BT848
> >>>> select I2C_ALGOBIT
> >>>> select VIDEOBUF_DMA_SG
> >>>> depends on RC_CORE
> >>>> - depends on MEDIA_RADIO_SUPPORT
> >>>> select VIDEO_TUNER
> >>>> select VIDEO_TVEEPROM
> >>>> select VIDEO_MSP3400 if MEDIA_SUBDRV_AUTOSELECT
> >>>> diff --git a/drivers/media/platform/Kconfig b/drivers/media/platform/Kconfig
> >>>> index e01bbb9dd1c1..6d48338e8100 100644
> >>>> --- a/drivers/media/platform/Kconfig
> >>>> +++ b/drivers/media/platform/Kconfig
> >>>> @@ -5,7 +5,6 @@
> >>>>
> >>>> menuconfig V4L_PLATFORM_DRIVERS
> >>>> bool "V4L platform devices"
> >>>> - depends on MEDIA_CAMERA_SUPPORT
> >>>> help
> >>>> Say Y here to enable support for platform-specific V4L drivers.
> >>>>
> >>>> @@ -43,7 +42,6 @@ config VIDEO_ASPEED
> >>>>
> >>>> config VIDEO_SH_VOU
> >>>> tristate "SuperH VOU video output driver"
> >>>> - depends on MEDIA_CAMERA_SUPPORT
> >>>> depends on VIDEO_DEV && I2C
> >>>> depends on ARCH_SHMOBILE || COMPILE_TEST
> >>>> select VIDEOBUF2_DMA_CONTIG
> >>>> @@ -165,7 +163,6 @@ endif # V4L_PLATFORM_DRIVERS
> >>>> menuconfig V4L_MEM2MEM_DRIVERS
> >>>> bool "Memory-to-memory multimedia devices"
> >>>> depends on VIDEO_V4L2
> >>>> - depends on MEDIA_CAMERA_SUPPORT
> >>>> help
> >>>> Say Y here to enable selecting drivers for V4L devices that
> >>>> use system memory for both source and destination buffers, as opposed
> >>>> @@ -534,7 +531,6 @@ config VIDEO_TI_CSC
> >>>>
> >>>> menuconfig V4L_TEST_DRIVERS
> >>>> bool "Media test drivers"
> >>>> - depends on MEDIA_CAMERA_SUPPORT
> >>>>
> >>>> if V4L_TEST_DRIVERS
> >>>>
> >>>> @@ -557,7 +553,6 @@ endif #V4L_TEST_DRIVERS
> >>>>
> >>>> menuconfig DVB_PLATFORM_DRIVERS
> >>>> bool "DVB platform devices"
> >>>> - depends on MEDIA_DIGITAL_TV_SUPPORT
> >>>> help
> >>>> Say Y here to enable support for platform-specific Digital TV drivers.
> >>>>
> >>>> @@ -567,7 +562,6 @@ endif #DVB_PLATFORM_DRIVERS
> >>>>
> >>>> menuconfig CEC_PLATFORM_DRIVERS
> >>>> bool "CEC platform devices"
> >>>> - depends on MEDIA_CEC_SUPPORT
> >>>>
> >>>> if CEC_PLATFORM_DRIVERS
> >>>>
> >>>> @@ -692,7 +686,6 @@ endif #CEC_PLATFORM_DRIVERS
> >>>>
> >>>> menuconfig SDR_PLATFORM_DRIVERS
> >>>> bool "SDR platform devices"
> >>>> - depends on MEDIA_SDR_SUPPORT
> >>>> help
> >>>> Say Y here to enable support for platform-specific SDR Drivers.
> >>>>
> >>>> diff --git a/drivers/media/radio/Kconfig b/drivers/media/radio/Kconfig
> >>>> index eb79d99787bd..e19ba6ab6e48 100644
> >>>> --- a/drivers/media/radio/Kconfig
> >>>> +++ b/drivers/media/radio/Kconfig
> >>>> @@ -6,7 +6,6 @@
> >>>> menuconfig RADIO_ADAPTERS
> >>>> bool "Radio Adapters"
> >>>> depends on VIDEO_V4L2
> >>>> - depends on MEDIA_RADIO_SUPPORT
> >>>> default y
> >>>> help
> >>>> Say Y here to enable selecting AM/FM radio adapters.
> >>>> diff --git a/drivers/media/tuners/Kconfig b/drivers/media/tuners/Kconfig
> >>>> index e104bb7766e1..7af7ff174eea 100644
> >>>> --- a/drivers/media/tuners/Kconfig
> >>>> +++ b/drivers/media/tuners/Kconfig
> >>>> @@ -2,26 +2,24 @@
> >>>> # Analog TV tuners, auto-loaded via tuner.ko
> >>>> config MEDIA_TUNER
> >>>> tristate
> >>>> - depends on (MEDIA_ANALOG_TV_SUPPORT || MEDIA_DIGITAL_TV_SUPPORT || MEDIA_RADIO_SUPPORT || MEDIA_SDR_SUPPORT) && I2C
> >>>> + depends on I2C
> >>>> default y
> >>>> select MEDIA_TUNER_XC2028 if MEDIA_SUBDRV_AUTOSELECT
> >>>> select MEDIA_TUNER_XC5000 if MEDIA_SUBDRV_AUTOSELECT
> >>>> select MEDIA_TUNER_XC4000 if MEDIA_SUBDRV_AUTOSELECT
> >>>> select MEDIA_TUNER_MT20XX if MEDIA_SUBDRV_AUTOSELECT
> >>>> select MEDIA_TUNER_TDA8290 if MEDIA_SUBDRV_AUTOSELECT
> >>>> - select MEDIA_TUNER_TEA5761 if MEDIA_SUBDRV_AUTOSELECT && MEDIA_RADIO_SUPPORT
> >>>> - select MEDIA_TUNER_TEA5767 if MEDIA_SUBDRV_AUTOSELECT && MEDIA_RADIO_SUPPORT
> >>>> + select MEDIA_TUNER_TEA5761 if MEDIA_SUBDRV_AUTOSELECT
> >>>> + select MEDIA_TUNER_TEA5767 if MEDIA_SUBDRV_AUTOSELECT
> >>>> select MEDIA_TUNER_SIMPLE if MEDIA_SUBDRV_AUTOSELECT
> >>>> select MEDIA_TUNER_TDA9887 if MEDIA_SUBDRV_AUTOSELECT
> >>>> select MEDIA_TUNER_MC44S803 if MEDIA_SUBDRV_AUTOSELECT
> >>>>
> >>>> comment "Tuner drivers hidden by 'Autoselect ancillary drivers'"
> >>>> depends on MEDIA_HIDE_ANCILLARY_SUBDRV
> >>>> - depends on MEDIA_ANALOG_TV_SUPPORT || MEDIA_DIGITAL_TV_SUPPORT || MEDIA_RADIO_SUPPORT || MEDIA_SDR_SUPPORT
> >>>>
> >>>> menu "Customize TV tuners"
> >>>> visible if !MEDIA_HIDE_ANCILLARY_SUBDRV
> >>>> - depends on MEDIA_ANALOG_TV_SUPPORT || MEDIA_DIGITAL_TV_SUPPORT || MEDIA_RADIO_SUPPORT || MEDIA_SDR_SUPPORT
> >>>>
> >>>> config MEDIA_TUNER_SIMPLE
> >>>> tristate "Simple tuner support"
> >>>> diff --git a/drivers/media/usb/Kconfig b/drivers/media/usb/Kconfig
> >>>> index e678d3d11467..72c88b1add55 100644
> >>>> --- a/drivers/media/usb/Kconfig
> >>>> +++ b/drivers/media/usb/Kconfig
> >>>> @@ -9,8 +9,7 @@ menuconfig MEDIA_USB_SUPPORT
> >>>>
> >>>> if MEDIA_USB_SUPPORT
> >>>>
> >>>> -if MEDIA_CAMERA_SUPPORT
> >>>> - comment "Webcam devices"
> >>>> +comment "Webcam devices"
> >>>> source "drivers/media/usb/uvc/Kconfig"
> >>>> source "drivers/media/usb/gspca/Kconfig"
> >>>> source "drivers/media/usb/pwc/Kconfig"
> >>>> @@ -19,26 +18,19 @@ source "drivers/media/usb/zr364xx/Kconfig"
> >>>> source "drivers/media/usb/stkwebcam/Kconfig"
> >>>> source "drivers/media/usb/s2255/Kconfig"
> >>>> source "drivers/media/usb/usbtv/Kconfig"
> >>>> -endif
> >>>>
> >>>> -if MEDIA_ANALOG_TV_SUPPORT
> >>>> - comment "Analog TV USB devices"
> >>>> +comment "Analog TV USB devices"
> >>>> source "drivers/media/usb/pvrusb2/Kconfig"
> >>>> source "drivers/media/usb/hdpvr/Kconfig"
> >>>> source "drivers/media/usb/stk1160/Kconfig"
> >>>> source "drivers/media/usb/go7007/Kconfig"
> >>>> -endif
> >>>>
> >>>> -if (MEDIA_ANALOG_TV_SUPPORT || MEDIA_DIGITAL_TV_SUPPORT)
> >>>> - comment "Analog/digital TV USB devices"
> >>>> +comment "Analog/digital TV USB devices"
> >>>> source "drivers/media/usb/au0828/Kconfig"
> >>>> source "drivers/media/usb/cx231xx/Kconfig"
> >>>> source "drivers/media/usb/tm6000/Kconfig"
> >>>> -endif
> >>>>
> >>>> -
> >>>> -if I2C && MEDIA_DIGITAL_TV_SUPPORT
> >>>> - comment "Digital TV USB devices"
> >>>> +comment "Digital TV USB devices"
> >>>> source "drivers/media/usb/dvb-usb/Kconfig"
> >>>> source "drivers/media/usb/dvb-usb-v2/Kconfig"
> >>>> source "drivers/media/usb/ttusb-budget/Kconfig"
> >>>> @@ -46,25 +38,18 @@ source "drivers/media/usb/ttusb-dec/Kconfig"
> >>>> source "drivers/media/usb/siano/Kconfig"
> >>>> source "drivers/media/usb/b2c2/Kconfig"
> >>>> source "drivers/media/usb/as102/Kconfig"
> >>>> -endif
> >>>>
> >>>> -if (MEDIA_CAMERA_SUPPORT || MEDIA_ANALOG_TV_SUPPORT || MEDIA_DIGITAL_TV_SUPPORT)
> >>>> - comment "Webcam, TV (analog/digital) USB devices"
> >>>> +comment "Webcam, TV (analog/digital) USB devices"
> >>>> source "drivers/media/usb/em28xx/Kconfig"
> >>>> -endif
> >>>>
> >>>> -if MEDIA_SDR_SUPPORT
> >>>> - comment "Software defined radio USB devices"
> >>>> +comment "Software defined radio USB devices"
> >>>> source "drivers/media/usb/airspy/Kconfig"
> >>>> source "drivers/media/usb/hackrf/Kconfig"
> >>>> source "drivers/media/usb/msi2500/Kconfig"
> >>>> -endif
> >>>>
> >>>> -if MEDIA_CEC_SUPPORT
> >>>> - comment "USB HDMI CEC adapters"
> >>>> +comment "USB HDMI CEC adapters"
> >>>> source "drivers/media/usb/pulse8-cec/Kconfig"
> >>>> source "drivers/media/usb/rainshadow-cec/Kconfig"
> >>>> -endif
> >>>>
> >>>> endif #MEDIA_USB_SUPPORT
> >>>> endif #USB
> >>>> diff --git a/drivers/media/usb/dvb-usb-v2/Kconfig b/drivers/media/usb/dvb-usb-v2/Kconfig
> >>>> index b21a4d413872..8ebda4361b65 100644
> >>>> --- a/drivers/media/usb/dvb-usb-v2/Kconfig
> >>>> +++ b/drivers/media/usb/dvb-usb-v2/Kconfig
> >>>> @@ -137,7 +137,7 @@ config DVB_USB_RTL28XXU
> >>>> select DVB_CXD2841ER if MEDIA_SUBDRV_AUTOSELECT
> >>>> select DVB_RTL2830
> >>>> select DVB_RTL2832
> >>>> - select DVB_RTL2832_SDR if (MEDIA_SUBDRV_AUTOSELECT && MEDIA_SDR_SUPPORT)
> >>>> + select DVB_RTL2832_SDR if MEDIA_SUBDRV_AUTOSELECT
> >>>> select DVB_SI2168 if MEDIA_SUBDRV_AUTOSELECT
> >>>> select MEDIA_TUNER_E4000 if MEDIA_SUBDRV_AUTOSELECT
> >>>> select MEDIA_TUNER_FC0012 if MEDIA_SUBDRV_AUTOSELECT
> >>>> diff --git a/drivers/media/usb/em28xx/Kconfig b/drivers/media/usb/em28xx/Kconfig
> >>>> index f2031a933e54..7031d6e80304 100644
> >>>> --- a/drivers/media/usb/em28xx/Kconfig
> >>>> +++ b/drivers/media/usb/em28xx/Kconfig
> >>>> @@ -12,8 +12,8 @@ config VIDEO_EM28XX_V4L2
> >>>> select VIDEO_SAA711X if MEDIA_SUBDRV_AUTOSELECT
> >>>> select VIDEO_TVP5150 if MEDIA_SUBDRV_AUTOSELECT
> >>>> select VIDEO_MSP3400 if MEDIA_SUBDRV_AUTOSELECT
> >>>> - select VIDEO_MT9V011 if MEDIA_SUBDRV_AUTOSELECT && MEDIA_CAMERA_SUPPORT
> >>>> - select VIDEO_OV2640 if MEDIA_SUBDRV_AUTOSELECT && MEDIA_CAMERA_SUPPORT
> >>>> + select VIDEO_MT9V011 if MEDIA_SUBDRV_AUTOSELECT
> >>>> + select VIDEO_OV2640 if MEDIA_SUBDRV_AUTOSELECT
> >>>> help
> >>>> This is a video4linux driver for Empia 28xx based TV cards.
> >>>>
> >>>> diff --git a/drivers/media/usb/go7007/Kconfig b/drivers/media/usb/go7007/Kconfig
> >>>> index 4ff79940ad8d..533e95375082 100644
> >>>> --- a/drivers/media/usb/go7007/Kconfig
> >>>> +++ b/drivers/media/usb/go7007/Kconfig
> >>>> @@ -12,7 +12,7 @@ config VIDEO_GO7007
> >>>> select VIDEO_TW2804 if MEDIA_SUBDRV_AUTOSELECT
> >>>> select VIDEO_TW9903 if MEDIA_SUBDRV_AUTOSELECT
> >>>> select VIDEO_TW9906 if MEDIA_SUBDRV_AUTOSELECT
> >>>> - select VIDEO_OV7640 if MEDIA_SUBDRV_AUTOSELECT && MEDIA_CAMERA_SUPPORT
> >>>> + select VIDEO_OV7640 if MEDIA_SUBDRV_AUTOSELECT
> >>>> select VIDEO_UDA1342 if MEDIA_SUBDRV_AUTOSELECT
> >>>> help
> >>>> This is a video4linux driver for the WIS GO7007 MPEG
> >>>> diff --git a/sound/pci/Kconfig b/sound/pci/Kconfig
> >>>> index 93bc9bef7641..e68af4112505 100644
> >>>> --- a/sound/pci/Kconfig
> >>>> +++ b/sound/pci/Kconfig
> >>>> @@ -557,7 +557,6 @@ config SND_ES1968_INPUT
> >>>> config SND_ES1968_RADIO
> >>>> bool "Enable TEA5757 radio tuner support for es1968"
> >>>> depends on SND_ES1968
> >>>> - depends on MEDIA_RADIO_SUPPORT
> >>>> depends on VIDEO_V4L2=y || VIDEO_V4L2=SND_ES1968
> >>>> select RADIO_ADAPTERS
> >>>> select RADIO_TEA575X
> >>>> @@ -581,7 +580,6 @@ config SND_FM801
> >>>> config SND_FM801_TEA575X_BOOL
> >>>> bool "ForteMedia FM801 + TEA5757 tuner"
> >>>> depends on SND_FM801
> >>>> - depends on MEDIA_RADIO_SUPPORT
> >>>> depends on VIDEO_V4L2=y || VIDEO_V4L2=SND_FM801
> >>>> select RADIO_ADAPTERS
> >>>> select RADIO_TEA575X
> >>>
> >>>
> >>> Thanks,
> >>> Mauro
> >>
> >>
> >
> >
> >
> > Thanks,
> > Mauro
> >
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