linux-kernel - Re: [PATCH] fmc: Delete the FMC subsystem

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Message-ID: <4878106.TDPaGnYU28@harkonnen>
Date:   Tue, 11 Jun 2019 18:40:05 +0200
From:   Federico Vaga <federico.vaga@...n.ch>
To:     Linus Walleij <linus.walleij@...aro.org>
CC:     <linux-kernel@...r.kernel.org>, Pat Riehecky <riehecky@...l.gov>,
        Alessandro Rubini <rubini@...dd.com>
Subject: Re: [PATCH] fmc: Delete the FMC subsystem

Well I do not know if it make sense to make it stronger with:

Signed-off-by: Federico Vaga <federico.vaga@...n.ch>

As you want

On Monday, June 10, 2019 4:18:09 PM CEST Linus Walleij wrote:
> The FMC subsystem was created in 2012 with the ambition to
> drive development of drivers for this hardware upstream.
> 
> The current implementation has architectural flaws and would
> need to be revamped using real hardware to something that can
> reuse existing kernel abstractions in the subsystems for e.g.
> I2C, FPGA and GPIO.
> 
> We have concluded that for the mainline kernel it will be
> better to delete the subsystem and start over with a clean
> slate when/if an active maintainer steps up.
> 
> For details see:
> https://lkml.org/lkml/2018/10/29/534
> 
> Suggested-by: Federico Vaga <federico.vaga@...n.ch>
> Cc: Federico Vaga <federico.vaga@...n.ch>
> Cc: Pat Riehecky <riehecky@...l.gov>
> Cc: Alessandro Rubini <rubini@...dd.com>
> Signed-off-by: Linus Walleij <linus.walleij@...aro.org>
> ---
> If people are happy with this, I will queue the removal
> in the GPIO kernel tree.
> ---
>  Documentation/fmc/API.txt              |  47 ---
>  Documentation/fmc/FMC-and-SDB.txt      |  88 ------
>  Documentation/fmc/carrier.txt          | 311 --------------------
>  Documentation/fmc/fmc-chardev.txt      |  64 ----
>  Documentation/fmc/fmc-fakedev.txt      |  36 ---
>  Documentation/fmc/fmc-trivial.txt      |  17 --
>  Documentation/fmc/fmc-write-eeprom.txt |  98 -------
>  Documentation/fmc/identifiers.txt      | 168 -----------
>  Documentation/fmc/mezzanine.txt        | 123 --------
>  Documentation/fmc/parameters.txt       |  56 ----
>  drivers/fmc/Kconfig                    |  51 ----
>  drivers/fmc/Makefile                   |  15 -
>  drivers/fmc/fmc-chardev.c              | 200 -------------
>  drivers/fmc/fmc-core.c                 | 389 -------------------------
>  drivers/fmc/fmc-debug.c                | 173 -----------
>  drivers/fmc/fmc-dump.c                 |  59 ----
>  drivers/fmc/fmc-fakedev.c              | 355 ----------------------
>  drivers/fmc/fmc-match.c                | 114 --------
>  drivers/fmc/fmc-private.h              |   9 -
>  drivers/fmc/fmc-sdb.c                  | 220 --------------
>  drivers/fmc/fmc-trivial.c              | 102 -------
>  drivers/fmc/fmc-write-eeprom.c         | 176 -----------
>  drivers/fmc/fru-parse.c                |  81 -----
>  include/linux/fmc-sdb.h                |  39 ---
>  include/linux/fmc.h                    | 272 -----------------
>  25 files changed, 3263 deletions(-)
>  delete mode 100644 Documentation/fmc/API.txt
>  delete mode 100644 Documentation/fmc/FMC-and-SDB.txt
>  delete mode 100644 Documentation/fmc/carrier.txt
>  delete mode 100644 Documentation/fmc/fmc-chardev.txt
>  delete mode 100644 Documentation/fmc/fmc-fakedev.txt
>  delete mode 100644 Documentation/fmc/fmc-trivial.txt
>  delete mode 100644 Documentation/fmc/fmc-write-eeprom.txt
>  delete mode 100644 Documentation/fmc/identifiers.txt
>  delete mode 100644 Documentation/fmc/mezzanine.txt
>  delete mode 100644 Documentation/fmc/parameters.txt
>  delete mode 100644 drivers/fmc/Kconfig
>  delete mode 100644 drivers/fmc/Makefile
>  delete mode 100644 drivers/fmc/fmc-chardev.c
>  delete mode 100644 drivers/fmc/fmc-core.c
>  delete mode 100644 drivers/fmc/fmc-debug.c
>  delete mode 100644 drivers/fmc/fmc-dump.c
>  delete mode 100644 drivers/fmc/fmc-fakedev.c
>  delete mode 100644 drivers/fmc/fmc-match.c
>  delete mode 100644 drivers/fmc/fmc-private.h
>  delete mode 100644 drivers/fmc/fmc-sdb.c
>  delete mode 100644 drivers/fmc/fmc-trivial.c
>  delete mode 100644 drivers/fmc/fmc-write-eeprom.c
>  delete mode 100644 drivers/fmc/fru-parse.c
>  delete mode 100644 include/linux/fmc-sdb.h
>  delete mode 100644 include/linux/fmc.h
> 
> diff --git a/Documentation/fmc/API.txt b/Documentation/fmc/API.txt
> deleted file mode 100644
> index 06b06b92c794..000000000000
> diff --git a/Documentation/fmc/FMC-and-SDB.txt
> b/Documentation/fmc/FMC-and-SDB.txt deleted file mode 100644
> index fa14e0b24521..000000000000
> diff --git a/Documentation/fmc/carrier.txt b/Documentation/fmc/carrier.txt
> deleted file mode 100644
> index 5e4f1dd3e98b..000000000000
> diff --git a/Documentation/fmc/fmc-chardev.txt
> b/Documentation/fmc/fmc-chardev.txt deleted file mode 100644
> index d9ccb278e597..000000000000
> diff --git a/Documentation/fmc/fmc-fakedev.txt
> b/Documentation/fmc/fmc-fakedev.txt deleted file mode 100644
> index e85b74a4ae30..000000000000
> diff --git a/Documentation/fmc/fmc-trivial.txt
> b/Documentation/fmc/fmc-trivial.txt deleted file mode 100644
> index d1910bc67159..000000000000
> diff --git a/Documentation/fmc/fmc-write-eeprom.txt
> b/Documentation/fmc/fmc-write-eeprom.txt deleted file mode 100644
> index e0a9712156aa..000000000000
> diff --git a/Documentation/fmc/identifiers.txt
> b/Documentation/fmc/identifiers.txt deleted file mode 100644
> index 3bb577ff0d52..000000000000
> diff --git a/Documentation/fmc/mezzanine.txt
> b/Documentation/fmc/mezzanine.txt deleted file mode 100644
> index 87910dbfc91e..000000000000
> diff --git a/Documentation/fmc/parameters.txt
> b/Documentation/fmc/parameters.txt deleted file mode 100644
> index 59edf088e3a4..000000000000
> diff --git a/drivers/fmc/Kconfig b/drivers/fmc/Kconfig
> deleted file mode 100644
> index 3a75f4256d08..000000000000
> diff --git a/drivers/fmc/Makefile b/drivers/fmc/Makefile
> deleted file mode 100644
> index e3da6192cf39..000000000000
> diff --git a/drivers/fmc/fmc-chardev.c b/drivers/fmc/fmc-chardev.c
> deleted file mode 100644
> index 5ecf4090a610..000000000000
> diff --git a/drivers/fmc/fmc-core.c b/drivers/fmc/fmc-core.c
> deleted file mode 100644
> index bbcb505d1522..000000000000
> diff --git a/drivers/fmc/fmc-debug.c b/drivers/fmc/fmc-debug.c
> deleted file mode 100644
> index 32930722770c..000000000000
> diff --git a/drivers/fmc/fmc-dump.c b/drivers/fmc/fmc-dump.c
> deleted file mode 100644
> index cd1df475b254..000000000000
> diff --git a/drivers/fmc/fmc-fakedev.c b/drivers/fmc/fmc-fakedev.c
> deleted file mode 100644
> index 941d0930969a..000000000000
> diff --git a/drivers/fmc/fmc-match.c b/drivers/fmc/fmc-match.c
> deleted file mode 100644
> index a0956d1f7550..000000000000
> diff --git a/drivers/fmc/fmc-private.h b/drivers/fmc/fmc-private.h
> deleted file mode 100644
> index 1e5136643bdc..000000000000
> diff --git a/drivers/fmc/fmc-sdb.c b/drivers/fmc/fmc-sdb.c
> deleted file mode 100644
> index d0e65b86dc22..000000000000
> diff --git a/drivers/fmc/fmc-trivial.c b/drivers/fmc/fmc-trivial.c
> deleted file mode 100644
> index b99dbc7ee203..000000000000
> diff --git a/drivers/fmc/fmc-write-eeprom.c b/drivers/fmc/fmc-write-eeprom.c
> deleted file mode 100644
> index 3eb81bb1f1fc..000000000000
> diff --git a/drivers/fmc/fru-parse.c b/drivers/fmc/fru-parse.c
> deleted file mode 100644
> index eb21480d399f..000000000000
> diff --git a/include/linux/fmc-sdb.h b/include/linux/fmc-sdb.h
> deleted file mode 100644
> index bec899f0867c..000000000000
> diff --git a/include/linux/fmc.h b/include/linux/fmc.h
> deleted file mode 100644
> index f0d482d29df7..000000000000


-- 
Federico Vaga [CERN BE-CO-HT]