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Message-Id: <59473eb6-1707-4bbf-85a3-ba4835f3ee7f@app.fastmail.com>
Date: Thu, 18 Apr 2024 08:59:52 +0200
From: "Arnd Bergmann" <arnd@...db.de>
To: "Michael Ellerman" <mpe@...erman.id.au>, "Arnd Bergmann" <arnd@...nel.org>
Cc: "Naresh Kamboju" <naresh.kamboju@...aro.org>,
linux-kernel@...r.kernel.org, linuxppc-dev <linuxppc-dev@...ts.ozlabs.org>,
"Aneesh Kumar K . V" <aneesh.kumar@...nel.org>,
"Anders Roxell" <anders.roxell@...aro.org>,
"Kees Cook" <keescook@...omium.org>,
"Niklas Schnelle" <schnelle@...ux.ibm.com>,
clang-built-linux <llvm@...ts.linux.dev>,
"Nick Desaulniers" <ndesaulniers@...gle.com>,
"Nathan Chancellor" <nathan@...nel.org>, "Jeff Xu" <jeffxu@...omium.org>,
"Naveen N. Rao" <naveen.n.rao@...ux.ibm.com>,
"Dan Carpenter" <dan.carpenter@...aro.org>,
"Nicholas Piggin" <npiggin@...il.com>,
"Christophe Leroy" <christophe.leroy@...roup.eu>,
"Bill Wendling" <morbo@...gle.com>, "Justin Stitt" <justinstitt@...gle.com>,
"Baoquan He" <bhe@...hat.com>, "Mike Rapoport" <rppt@...nel.org>
Subject: Re: [PATCH] powerpc: drop port I/O helpers for CONFIG_HAS_IOPORT=n
On Thu, Apr 18, 2024, at 08:26, Michael Ellerman wrote:
> Arnd Bergmann <arnd@...nel.org> writes:
> @@ -692,6 +692,7 @@ static inline void name at
> \
> #define writesw writesw
> #define writesl writesl
>
> +#ifdef CONFIG_HAS_IOPORT
> #define inb inb
> #define inw inw
> #define inl inl
> @@ -704,6 +705,8 @@ static inline void name at
> \
> #define outsb outsb
> #define outsw outsw
> #define outsl outsl
> +#endif // CONFIG_HAS_IOPORT
> +
> #ifdef __powerpc64__
> #define readq readq
> #define writeq writeq
I had included this at first, but then I still ran into
the same warnings because it ends up pulling in the
generic outsb() etc from include/asm-generic/io.h
that relies on setting a non-NULL PCI_IOBASE.
Arnd
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