Re: [PATCH 2/2] isdn: i4l: move active-isdn drivers to staging

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Hi Arnd,
I fully agree and ack.
Thanks for the work.
Am 02.03.2016 um 20:06 schrieb Arnd Bergmann:
> The icn, act2000 and pcbit drivers are all for very old hardware,
> and it is highly unlikely that anyone is actually still using them
> on modern kernels, if at all.
> 
> All three drivers apparently are for hardware that predates PCI
> being the common connector, as they are ISA-only and active
> PCI ISDN cards were widely available in the 1990s.
> 
> Looking through the git logs, it I cannot find any indication of a
> patch to any of these drivers that has been tested on real hardware,
> only cleanups or global API changes.
> 
> Signed-off-by: Arnd Bergmann <arnd@xxxxxxxx>
> ---
>  Documentation/isdn/00-INDEX                                 |  8 --------
>  drivers/isdn/Makefile                                       |  3 ---
>  drivers/isdn/i4l/Kconfig                                    | 10 ----------
>  drivers/staging/Kconfig                                     |  2 ++
>  drivers/staging/Makefile                                    |  1 +
>  .../staging/i4l/Documentation}/README.act2000               |  0
>  .../isdn => drivers/staging/i4l/Documentation}/README.icn   |  0
>  .../isdn => drivers/staging/i4l/Documentation}/README.pcbit |  0
>  .../isdn => drivers/staging/i4l/Documentation}/README.sc    |  0
>  drivers/staging/i4l/Kconfig                                 | 13 +++++++++++++
>  drivers/staging/i4l/Makefile                                |  5 +++++
>  drivers/staging/i4l/TODO                                    |  3 +++
>  drivers/{isdn => staging/i4l}/act2000/Kconfig               |  0
>  drivers/{isdn => staging/i4l}/act2000/Makefile              |  0
>  drivers/{isdn => staging/i4l}/act2000/act2000.h             |  0
>  drivers/{isdn => staging/i4l}/act2000/act2000_isa.c         |  0
>  drivers/{isdn => staging/i4l}/act2000/act2000_isa.h         |  0
>  drivers/{isdn => staging/i4l}/act2000/capi.c                |  0
>  drivers/{isdn => staging/i4l}/act2000/capi.h                |  0
>  drivers/{isdn => staging/i4l}/act2000/module.c              |  0
>  drivers/{isdn => staging/i4l}/icn/Kconfig                   |  0
>  drivers/{isdn => staging/i4l}/icn/Makefile                  |  0
>  drivers/{isdn => staging/i4l}/icn/icn.c                     |  0
>  drivers/{isdn => staging/i4l}/icn/icn.h                     |  0
>  drivers/{isdn => staging/i4l}/pcbit/Kconfig                 |  0
>  drivers/{isdn => staging/i4l}/pcbit/Makefile                |  0
>  drivers/{isdn => staging/i4l}/pcbit/callbacks.c             |  0
>  drivers/{isdn => staging/i4l}/pcbit/callbacks.h             |  0
>  drivers/{isdn => staging/i4l}/pcbit/capi.c                  |  0
>  drivers/{isdn => staging/i4l}/pcbit/capi.h                  |  0
>  drivers/{isdn => staging/i4l}/pcbit/drv.c                   |  0
>  drivers/{isdn => staging/i4l}/pcbit/edss1.c                 |  0
>  drivers/{isdn => staging/i4l}/pcbit/edss1.h                 |  0
>  drivers/{isdn => staging/i4l}/pcbit/layer2.c                |  0
>  drivers/{isdn => staging/i4l}/pcbit/layer2.h                |  0
>  drivers/{isdn => staging/i4l}/pcbit/module.c                |  0
>  drivers/{isdn => staging/i4l}/pcbit/pcbit.h                 |  0
>  37 files changed, 24 insertions(+), 21 deletions(-)
>  rename {Documentation/isdn => drivers/staging/i4l/Documentation}/README.act2000 (100%)
>  rename {Documentation/isdn => drivers/staging/i4l/Documentation}/README.icn (100%)
>  rename {Documentation/isdn => drivers/staging/i4l/Documentation}/README.pcbit (100%)
>  rename {Documentation/isdn => drivers/staging/i4l/Documentation}/README.sc (100%)
>  create mode 100644 drivers/staging/i4l/Kconfig
>  create mode 100644 drivers/staging/i4l/Makefile
>  create mode 100644 drivers/staging/i4l/TODO
>  rename drivers/{isdn => staging/i4l}/act2000/Kconfig (100%)
>  rename drivers/{isdn => staging/i4l}/act2000/Makefile (100%)
>  rename drivers/{isdn => staging/i4l}/act2000/act2000.h (100%)
>  rename drivers/{isdn => staging/i4l}/act2000/act2000_isa.c (100%)
>  rename drivers/{isdn => staging/i4l}/act2000/act2000_isa.h (100%)
>  rename drivers/{isdn => staging/i4l}/act2000/capi.c (100%)
>  rename drivers/{isdn => staging/i4l}/act2000/capi.h (100%)
>  rename drivers/{isdn => staging/i4l}/act2000/module.c (100%)
>  rename drivers/{isdn => staging/i4l}/icn/Kconfig (100%)
>  rename drivers/{isdn => staging/i4l}/icn/Makefile (100%)
>  rename drivers/{isdn => staging/i4l}/icn/icn.c (100%)
>  rename drivers/{isdn => staging/i4l}/icn/icn.h (100%)
>  rename drivers/{isdn => staging/i4l}/pcbit/Kconfig (100%)
>  rename drivers/{isdn => staging/i4l}/pcbit/Makefile (100%)
>  rename drivers/{isdn => staging/i4l}/pcbit/callbacks.c (100%)
>  rename drivers/{isdn => staging/i4l}/pcbit/callbacks.h (100%)
>  rename drivers/{isdn => staging/i4l}/pcbit/capi.c (100%)
>  rename drivers/{isdn => staging/i4l}/pcbit/capi.h (100%)
>  rename drivers/{isdn => staging/i4l}/pcbit/drv.c (100%)
>  rename drivers/{isdn => staging/i4l}/pcbit/edss1.c (100%)
>  rename drivers/{isdn => staging/i4l}/pcbit/edss1.h (100%)
>  rename drivers/{isdn => staging/i4l}/pcbit/layer2.c (100%)
>  rename drivers/{isdn => staging/i4l}/pcbit/layer2.h (100%)
>  rename drivers/{isdn => staging/i4l}/pcbit/module.c (100%)
>  rename drivers/{isdn => staging/i4l}/pcbit/pcbit.h (100%)
> 
> diff --git a/Documentation/isdn/00-INDEX b/Documentation/isdn/00-INDEX
> index e87e336f590e..2d1889b6c1fa 100644
> --- a/Documentation/isdn/00-INDEX
> +++ b/Documentation/isdn/00-INDEX
> @@ -16,8 +16,6 @@ README.FAQ
>  	- general info for FAQ.
>  README.HiSax
>  	- info on the HiSax driver which replaces the old teles.
> -README.act2000
> -	- info on driver for IBM ACT-2000 card.
>  README.audio
>  	- info for running audio over ISDN.
>  README.avmb1
> @@ -34,14 +32,8 @@ README.hfc-pci
>  	- info on hfc-pci based cards.
>  README.hysdn
>          - info on driver for Hypercope active HYSDN cards
> -README.icn
> -	- info on the ICN-ISDN-card and its driver.
>  README.mISDN
>  	- info on the Modular ISDN subsystem (mISDN)
> -README.pcbit
> -	- info on the PCBIT-D ISDN adapter and driver.
> -README.sc
> -	- info on driver for Spellcaster cards.
>  README.syncppp
>  	- info on running Sync PPP over ISDN.
>  README.x25
> diff --git a/drivers/isdn/Makefile b/drivers/isdn/Makefile
> index 91c81965e7ca..c32e45826c2c 100644
> --- a/drivers/isdn/Makefile
> +++ b/drivers/isdn/Makefile
> @@ -8,9 +8,6 @@ obj-$(CONFIG_MISDN)			+= mISDN/
>  obj-$(CONFIG_ISDN)			+= hardware/
>  obj-$(CONFIG_ISDN_DIVERSION)		+= divert/
>  obj-$(CONFIG_ISDN_DRV_HISAX)		+= hisax/
> -obj-$(CONFIG_ISDN_DRV_ICN)		+= icn/
> -obj-$(CONFIG_ISDN_DRV_PCBIT)		+= pcbit/
>  obj-$(CONFIG_ISDN_DRV_LOOP)		+= isdnloop/
> -obj-$(CONFIG_ISDN_DRV_ACT2000)		+= act2000/
>  obj-$(CONFIG_HYSDN)			+= hysdn/
>  obj-$(CONFIG_ISDN_DRV_GIGASET)		+= gigaset/
> diff --git a/drivers/isdn/i4l/Kconfig b/drivers/isdn/i4l/Kconfig
> index f5b714cd7618..68e54d9f2f53 100644
> --- a/drivers/isdn/i4l/Kconfig
> +++ b/drivers/isdn/i4l/Kconfig
> @@ -123,16 +123,6 @@ comment "ISDN4Linux hardware drivers"
>  
>  source "drivers/isdn/hisax/Kconfig"
>  
> -
> -menu "Active cards"
> -
> -source "drivers/isdn/icn/Kconfig"
> -
> -source "drivers/isdn/pcbit/Kconfig"
> -
> -source "drivers/isdn/act2000/Kconfig"
> -
> -endmenu
>  # end ISDN_I4L
>  endif
>  
> diff --git a/drivers/staging/Kconfig b/drivers/staging/Kconfig
> index 5f9a97a77393..ff894bc63b3b 100644
> --- a/drivers/staging/Kconfig
> +++ b/drivers/staging/Kconfig
> @@ -104,4 +104,6 @@ source "drivers/staging/wilc1000/Kconfig"
>  
>  source "drivers/staging/most/Kconfig"
>  
> +source "drivers/staging/i4l/Kconfig"
> +
>  endif # STAGING
> diff --git a/drivers/staging/Makefile b/drivers/staging/Makefile
> index b3920c224013..8242923371ad 100644
> --- a/drivers/staging/Makefile
> +++ b/drivers/staging/Makefile
> @@ -41,3 +41,4 @@ obj-$(CONFIG_FB_TFT)		+= fbtft/
>  obj-$(CONFIG_FSL_MC_BUS)	+= fsl-mc/
>  obj-$(CONFIG_WILC1000)		+= wilc1000/
>  obj-$(CONFIG_MOST)		+= most/
> +obj-$(CONFIG_ISDN_I4L)		+= i4l/
> diff --git a/Documentation/isdn/README.act2000 b/drivers/staging/i4l/Documentation/README.act2000
> similarity index 100%
> rename from Documentation/isdn/README.act2000
> rename to drivers/staging/i4l/Documentation/README.act2000
> diff --git a/Documentation/isdn/README.icn b/drivers/staging/i4l/Documentation/README.icn
> similarity index 100%
> rename from Documentation/isdn/README.icn
> rename to drivers/staging/i4l/Documentation/README.icn
> diff --git a/Documentation/isdn/README.pcbit b/drivers/staging/i4l/Documentation/README.pcbit
> similarity index 100%
> rename from Documentation/isdn/README.pcbit
> rename to drivers/staging/i4l/Documentation/README.pcbit
> diff --git a/Documentation/isdn/README.sc b/drivers/staging/i4l/Documentation/README.sc
> similarity index 100%
> rename from Documentation/isdn/README.sc
> rename to drivers/staging/i4l/Documentation/README.sc
> diff --git a/drivers/staging/i4l/Kconfig b/drivers/staging/i4l/Kconfig
> new file mode 100644
> index 000000000000..920216e88de7
> --- /dev/null
> +++ b/drivers/staging/i4l/Kconfig
> @@ -0,0 +1,13 @@
> +#
> +# Old ISDN4Linux config
> +#
> +menu "Old ISDN4Linux (deprecated)"
> +	depends on ISDN_I4L
> +
> +source "drivers/staging/i4l/icn/Kconfig"
> +
> +source "drivers/staging/i4l/pcbit/Kconfig"
> +
> +source "drivers/staging/i4l/act2000/Kconfig"
> +
> +endmenu
> diff --git a/drivers/staging/i4l/Makefile b/drivers/staging/i4l/Makefile
> new file mode 100644
> index 000000000000..158b87093db5
> --- /dev/null
> +++ b/drivers/staging/i4l/Makefile
> @@ -0,0 +1,5 @@
> +# Makefile for the old ISDN I4L subsystem and device drivers.
> +
> +obj-$(CONFIG_ISDN_DRV_ICN)		+= icn/
> +obj-$(CONFIG_ISDN_DRV_PCBIT)		+= pcbit/
> +obj-$(CONFIG_ISDN_DRV_ACT2000)		+= act2000/
> diff --git a/drivers/staging/i4l/TODO b/drivers/staging/i4l/TODO
> new file mode 100644
> index 000000000000..6fe2c08bec7a
> --- /dev/null
> +++ b/drivers/staging/i4l/TODO
> @@ -0,0 +1,3 @@
> +* The icn, pcbit and act2000 drivers are dead, remove them in 2017
> +  after another longterm kernel has been released, just in the
> +  unlikely case someone still has this hardware.
> diff --git a/drivers/isdn/act2000/Kconfig b/drivers/staging/i4l/act2000/Kconfig
> similarity index 100%
> rename from drivers/isdn/act2000/Kconfig
> rename to drivers/staging/i4l/act2000/Kconfig
> diff --git a/drivers/isdn/act2000/Makefile b/drivers/staging/i4l/act2000/Makefile
> similarity index 100%
> rename from drivers/isdn/act2000/Makefile
> rename to drivers/staging/i4l/act2000/Makefile
> diff --git a/drivers/isdn/act2000/act2000.h b/drivers/staging/i4l/act2000/act2000.h
> similarity index 100%
> rename from drivers/isdn/act2000/act2000.h
> rename to drivers/staging/i4l/act2000/act2000.h
> diff --git a/drivers/isdn/act2000/act2000_isa.c b/drivers/staging/i4l/act2000/act2000_isa.c
> similarity index 100%
> rename from drivers/isdn/act2000/act2000_isa.c
> rename to drivers/staging/i4l/act2000/act2000_isa.c
> diff --git a/drivers/isdn/act2000/act2000_isa.h b/drivers/staging/i4l/act2000/act2000_isa.h
> similarity index 100%
> rename from drivers/isdn/act2000/act2000_isa.h
> rename to drivers/staging/i4l/act2000/act2000_isa.h
> diff --git a/drivers/isdn/act2000/capi.c b/drivers/staging/i4l/act2000/capi.c
> similarity index 100%
> rename from drivers/isdn/act2000/capi.c
> rename to drivers/staging/i4l/act2000/capi.c
> diff --git a/drivers/isdn/act2000/capi.h b/drivers/staging/i4l/act2000/capi.h
> similarity index 100%
> rename from drivers/isdn/act2000/capi.h
> rename to drivers/staging/i4l/act2000/capi.h
> diff --git a/drivers/isdn/act2000/module.c b/drivers/staging/i4l/act2000/module.c
> similarity index 100%
> rename from drivers/isdn/act2000/module.c
> rename to drivers/staging/i4l/act2000/module.c
> diff --git a/drivers/isdn/icn/Kconfig b/drivers/staging/i4l/icn/Kconfig
> similarity index 100%
> rename from drivers/isdn/icn/Kconfig
> rename to drivers/staging/i4l/icn/Kconfig
> diff --git a/drivers/isdn/icn/Makefile b/drivers/staging/i4l/icn/Makefile
> similarity index 100%
> rename from drivers/isdn/icn/Makefile
> rename to drivers/staging/i4l/icn/Makefile
> diff --git a/drivers/isdn/icn/icn.c b/drivers/staging/i4l/icn/icn.c
> similarity index 100%
> rename from drivers/isdn/icn/icn.c
> rename to drivers/staging/i4l/icn/icn.c
> diff --git a/drivers/isdn/icn/icn.h b/drivers/staging/i4l/icn/icn.h
> similarity index 100%
> rename from drivers/isdn/icn/icn.h
> rename to drivers/staging/i4l/icn/icn.h
> diff --git a/drivers/isdn/pcbit/Kconfig b/drivers/staging/i4l/pcbit/Kconfig
> similarity index 100%
> rename from drivers/isdn/pcbit/Kconfig
> rename to drivers/staging/i4l/pcbit/Kconfig
> diff --git a/drivers/isdn/pcbit/Makefile b/drivers/staging/i4l/pcbit/Makefile
> similarity index 100%
> rename from drivers/isdn/pcbit/Makefile
> rename to drivers/staging/i4l/pcbit/Makefile
> diff --git a/drivers/isdn/pcbit/callbacks.c b/drivers/staging/i4l/pcbit/callbacks.c
> similarity index 100%
> rename from drivers/isdn/pcbit/callbacks.c
> rename to drivers/staging/i4l/pcbit/callbacks.c
> diff --git a/drivers/isdn/pcbit/callbacks.h b/drivers/staging/i4l/pcbit/callbacks.h
> similarity index 100%
> rename from drivers/isdn/pcbit/callbacks.h
> rename to drivers/staging/i4l/pcbit/callbacks.h
> diff --git a/drivers/isdn/pcbit/capi.c b/drivers/staging/i4l/pcbit/capi.c
> similarity index 100%
> rename from drivers/isdn/pcbit/capi.c
> rename to drivers/staging/i4l/pcbit/capi.c
> diff --git a/drivers/isdn/pcbit/capi.h b/drivers/staging/i4l/pcbit/capi.h
> similarity index 100%
> rename from drivers/isdn/pcbit/capi.h
> rename to drivers/staging/i4l/pcbit/capi.h
> diff --git a/drivers/isdn/pcbit/drv.c b/drivers/staging/i4l/pcbit/drv.c
> similarity index 100%
> rename from drivers/isdn/pcbit/drv.c
> rename to drivers/staging/i4l/pcbit/drv.c
> diff --git a/drivers/isdn/pcbit/edss1.c b/drivers/staging/i4l/pcbit/edss1.c
> similarity index 100%
> rename from drivers/isdn/pcbit/edss1.c
> rename to drivers/staging/i4l/pcbit/edss1.c
> diff --git a/drivers/isdn/pcbit/edss1.h b/drivers/staging/i4l/pcbit/edss1.h
> similarity index 100%
> rename from drivers/isdn/pcbit/edss1.h
> rename to drivers/staging/i4l/pcbit/edss1.h
> diff --git a/drivers/isdn/pcbit/layer2.c b/drivers/staging/i4l/pcbit/layer2.c
> similarity index 100%
> rename from drivers/isdn/pcbit/layer2.c
> rename to drivers/staging/i4l/pcbit/layer2.c
> diff --git a/drivers/isdn/pcbit/layer2.h b/drivers/staging/i4l/pcbit/layer2.h
> similarity index 100%
> rename from drivers/isdn/pcbit/layer2.h
> rename to drivers/staging/i4l/pcbit/layer2.h
> diff --git a/drivers/isdn/pcbit/module.c b/drivers/staging/i4l/pcbit/module.c
> similarity index 100%
> rename from drivers/isdn/pcbit/module.c
> rename to drivers/staging/i4l/pcbit/module.c
> diff --git a/drivers/isdn/pcbit/pcbit.h b/drivers/staging/i4l/pcbit/pcbit.h
> similarity index 100%
> rename from drivers/isdn/pcbit/pcbit.h
> rename to drivers/staging/i4l/pcbit/pcbit.h
> 

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