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Message-ID: <CAMuHMdXXapUNn2-_+WWULq1ELLJEzVgJ7CZ-OJpbTSy-=JjZVA@mail.gmail.com>
Date: Tue, 14 Mar 2023 15:17:20 +0100
From: Geert Uytterhoeven <geert@...ux-m68k.org>
To: Niklas Schnelle <schnelle@...ux.ibm.com>
Cc: Arnd Bergmann <arnd@...db.de>,
Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
Corey Minyard <minyard@....org>,
Peter Huewe <peterhuewe@....de>,
Jarkko Sakkinen <jarkko@...nel.org>,
Jason Gunthorpe <jgg@...pe.ca>,
Bjorn Helgaas <bhelgaas@...gle.com>,
Uwe Kleine-König
<u.kleine-koenig@...gutronix.de>,
Mauro Carvalho Chehab <mchehab@...nel.org>,
Alan Stern <stern@...land.harvard.edu>,
"Rafael J. Wysocki" <rafael@...nel.org>,
Paul Walmsley <paul.walmsley@...ive.com>,
Palmer Dabbelt <palmer@...belt.com>,
Albert Ou <aou@...s.berkeley.edu>,
linux-kernel@...r.kernel.org, linux-arch@...r.kernel.org,
linux-pci@...r.kernel.org, Arnd Bergmann <arnd@...nel.org>,
openipmi-developer@...ts.sourceforge.net,
linux-integrity@...r.kernel.org
Subject: Re: [PATCH v3 03/38] char: impi, tpm: depend on HAS_IOPORT
Hi Niklas,
On Tue, Mar 14, 2023 at 1:12 PM Niklas Schnelle <schnelle@...ux.ibm.com> wrote:
> In a future patch HAS_IOPORT=n will result in inb()/outb() and friends
> not being declared. We thus need to add this dependency and ifdef
> sections of code using inb()/outb() as alternative access methods.
>
> Co-developed-by: Arnd Bergmann <arnd@...nel.org>
> Signed-off-by: Niklas Schnelle <schnelle@...ux.ibm.com>
Thanks for your patch!
> --- a/drivers/char/Kconfig
> +++ b/drivers/char/Kconfig
> @@ -34,6 +34,7 @@ config TTY_PRINTK_LEVEL
> config PRINTER
> tristate "Parallel printer support"
> depends on PARPORT
> + depends on HAS_IOPORT
This looks wrong to me.
drivers/char/lp.c uses the parport API, no direct I/O port access.
> help
> If you intend to attach a printer to the parallel port of your Linux
> box (as opposed to using a serial printer; if the connector at the
Gr{oetje,eeting}s,
Geert
--
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@...ux-m68k.org
In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
-- Linus Torvalds
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