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Date: Mon, 10 Jul 2023 10:17:10 +0200
From: Geert Uytterhoeven <geert@...ux-m68k.org>
To: Baoquan He <bhe@...hat.com>
Cc: linux-kernel@...r.kernel.org, akpm@...ux-foundation.org,
linux-mm@...ck.org, arnd@...db.de, hch@....de,
christophe.leroy@...roup.eu, rppt@...nel.org, willy@...radead.org,
agordeev@...ux.ibm.com, wangkefeng.wang@...wei.com,
schnelle@...ux.ibm.com, shorne@...il.com, David.Laight@...lab.com,
deller@....de, nathan@...nel.org, glaubitz@...sik.fu-berlin.de,
Yoshinori Sato <ysato@...rs.sourceforge.jp>,
Rich Felker <dalias@...c.org>, linux-sh@...r.kernel.org,
Guenter Roeck <linux@...ck-us.net>
Subject: Re: [PATCH v8 11/19] sh: add <asm-generic/io.h> including
Hi Baoquan,
On Thu, Jul 6, 2023 at 5:49 PM Baoquan He <bhe@...hat.com> wrote:
> In <asm-generic/io.h>, it provides a generic implementation of all
> I/O accessors.
>
> For some port|mm io functions, SuperH has its own implementation
> in arch/sh/kernel/iomap.c and arch/sh/include/asm/io_noioport.h.
> These will conflict with those in <asm-generic/io.h> and cause compiling
> error. Hence add macro definitions to ensure that the SuperH version
> of them will override the generic version.
>
> Signed-off-by: Baoquan He <bhe@...hat.com>
Thanks for your patch, which is now commit edad4470b45298ba ("sh:
add <asm-generic/io.h> including") in next-20230710.
This break dreamcast_defconfig:
CC arch/sh/kernel/asm-offsets.s
In file included from ./arch/sh/include/asm/io.h:290,
from ./include/linux/io.h:13,
from ./include/linux/irq.h:20,
from ./include/asm-generic/hardirq.h:17,
from ./arch/sh/include/asm/hardirq.h:9,
from ./include/linux/hardirq.h:11,
from ./include/linux/interrupt.h:11,
from ./include/linux/kernel_stat.h:9,
from ./include/linux/cgroup.h:26,
from ./include/linux/memcontrol.h:13,
from ./include/linux/swap.h:9,
from ./include/linux/suspend.h:5,
from arch/sh/kernel/asm-offsets.c:16:
./include/asm-generic/io.h:636:15: error: redefinition of ‘inb_p’
636 | #define inb_p inb_p
| ^~~~~
./include/asm-generic/io.h:637:18: note: in expansion of macro ‘inb_p’
637 | static inline u8 inb_p(unsigned long addr)
| ^~~~~
In file included from ./include/linux/io.h:13,
from ./include/linux/irq.h:20,
from ./include/asm-generic/hardirq.h:17,
from ./arch/sh/include/asm/hardirq.h:9,
from ./include/linux/hardirq.h:11,
from ./include/linux/interrupt.h:11,
from ./include/linux/kernel_stat.h:9,
from ./include/linux/cgroup.h:26,
from ./include/linux/memcontrol.h:13,
from ./include/linux/swap.h:9,
from ./include/linux/suspend.h:5,
from arch/sh/kernel/asm-offsets.c:16:
./arch/sh/include/asm/io.h:185:25: note: previous definition of
‘inb_p’ with type ‘u8(long unsigned int)’ {aka ‘unsigned char(long
unsigned int)’}
185 | static inline type pfx##in##bwlq##p(unsigned long port)
\
| ^~
./arch/sh/include/asm/io.h:199:9: note: in expansion of macro
‘__BUILD_IOPORT_SINGLE’
199 | __BUILD_IOPORT_SINGLE(bus, bwlq, type, _p, SLOW_DOWN_IO)
| ^~~~~~~~~~~~~~~~~~~~~
./arch/sh/include/asm/io.h:202:9: note: in expansion of macro
‘__BUILD_IOPORT_PFX’
202 | __BUILD_IOPORT_PFX(, bwlq, type)
| ^~~~~~~~~~~~~~~~~~
./arch/sh/include/asm/io.h:204:1: note: in expansion of macro ‘BUILDIO_IOPORT’
204 | BUILDIO_IOPORT(b, u8)
| ^~~~~~~~~~~~~~
In file included from ./arch/sh/include/asm/io.h:290,
from ./include/linux/io.h:13,
from ./include/linux/irq.h:20,
from ./include/asm-generic/hardirq.h:17,
from ./arch/sh/include/asm/hardirq.h:9,
from ./include/linux/hardirq.h:11,
from ./include/linux/interrupt.h:11,
from ./include/linux/kernel_stat.h:9,
from ./include/linux/cgroup.h:26,
from ./include/linux/memcontrol.h:13,
from ./include/linux/swap.h:9,
from ./include/linux/suspend.h:5,
from arch/sh/kernel/asm-offsets.c:16:
./include/asm-generic/io.h:644:15: error: redefinition of ‘inw_p’
644 | #define inw_p inw_p
| ^~~~~
./include/asm-generic/io.h:645:19: note: in expansion of macro ‘inw_p’
645 | static inline u16 inw_p(unsigned long addr)
| ^~~~~
In file included from ./include/linux/io.h:13,
from ./include/linux/irq.h:20,
from ./include/asm-generic/hardirq.h:17,
from ./arch/sh/include/asm/hardirq.h:9,
from ./include/linux/hardirq.h:11,
from ./include/linux/interrupt.h:11,
from ./include/linux/kernel_stat.h:9,
from ./include/linux/cgroup.h:26,
from ./include/linux/memcontrol.h:13,
from ./include/linux/swap.h:9,
from ./include/linux/suspend.h:5,
from arch/sh/kernel/asm-offsets.c:16:
./arch/sh/include/asm/io.h:185:25: note: previous definition of
‘inw_p’ with type ‘u16(long unsigned int)’ {aka ‘short unsigned
int(long unsigned int)’}
185 | static inline type pfx##in##bwlq##p(unsigned long port)
\
| ^~
./arch/sh/include/asm/io.h:199:9: note: in expansion of macro
‘__BUILD_IOPORT_SINGLE’
199 | __BUILD_IOPORT_SINGLE(bus, bwlq, type, _p, SLOW_DOWN_IO)
| ^~~~~~~~~~~~~~~~~~~~~
./arch/sh/include/asm/io.h:202:9: note: in expansion of macro
‘__BUILD_IOPORT_PFX’
202 | __BUILD_IOPORT_PFX(, bwlq, type)
| ^~~~~~~~~~~~~~~~~~
./arch/sh/include/asm/io.h:205:1: note: in expansion of macro ‘BUILDIO_IOPORT’
205 | BUILDIO_IOPORT(w, u16)
| ^~~~~~~~~~~~~~
In file included from ./arch/sh/include/asm/io.h:290,
from ./include/linux/io.h:13,
from ./include/linux/irq.h:20,
from ./include/asm-generic/hardirq.h:17,
from ./arch/sh/include/asm/hardirq.h:9,
from ./include/linux/hardirq.h:11,
from ./include/linux/interrupt.h:11,
from ./include/linux/kernel_stat.h:9,
from ./include/linux/cgroup.h:26,
from ./include/linux/memcontrol.h:13,
from ./include/linux/swap.h:9,
from ./include/linux/suspend.h:5,
from arch/sh/kernel/asm-offsets.c:16:
./include/asm-generic/io.h:652:15: error: redefinition of ‘inl_p’
652 | #define inl_p inl_p
| ^~~~~
./include/asm-generic/io.h:653:19: note: in expansion of macro ‘inl_p’
653 | static inline u32 inl_p(unsigned long addr)
| ^~~~~
In file included from ./include/linux/io.h:13,
from ./include/linux/irq.h:20,
from ./include/asm-generic/hardirq.h:17,
from ./arch/sh/include/asm/hardirq.h:9,
from ./include/linux/hardirq.h:11,
from ./include/linux/interrupt.h:11,
from ./include/linux/kernel_stat.h:9,
from ./include/linux/cgroup.h:26,
from ./include/linux/memcontrol.h:13,
from ./include/linux/swap.h:9,
from ./include/linux/suspend.h:5,
from arch/sh/kernel/asm-offsets.c:16:
./arch/sh/include/asm/io.h:185:25: note: previous definition of
‘inl_p’ with type ‘u32(long unsigned int)’ {aka ‘unsigned int(long
unsigned int)’}
185 | static inline type pfx##in##bwlq##p(unsigned long port)
\
| ^~
./arch/sh/include/asm/io.h:199:9: note: in expansion of macro
‘__BUILD_IOPORT_SINGLE’
199 | __BUILD_IOPORT_SINGLE(bus, bwlq, type, _p, SLOW_DOWN_IO)
| ^~~~~~~~~~~~~~~~~~~~~
./arch/sh/include/asm/io.h:202:9: note: in expansion of macro
‘__BUILD_IOPORT_PFX’
202 | __BUILD_IOPORT_PFX(, bwlq, type)
| ^~~~~~~~~~~~~~~~~~
./arch/sh/include/asm/io.h:206:1: note: in expansion of macro ‘BUILDIO_IOPORT’
206 | BUILDIO_IOPORT(l, u32)
| ^~~~~~~~~~~~~~
In file included from ./arch/sh/include/asm/io.h:290,
from ./include/linux/io.h:13,
from ./include/linux/irq.h:20,
from ./include/asm-generic/hardirq.h:17,
from ./arch/sh/include/asm/hardirq.h:9,
from ./include/linux/hardirq.h:11,
from ./include/linux/interrupt.h:11,
from ./include/linux/kernel_stat.h:9,
from ./include/linux/cgroup.h:26,
from ./include/linux/memcontrol.h:13,
from ./include/linux/swap.h:9,
from ./include/linux/suspend.h:5,
from arch/sh/kernel/asm-offsets.c:16:
./include/asm-generic/io.h:660:16: error: redefinition of ‘outb_p’
660 | #define outb_p outb_p
| ^~~~~~
./include/asm-generic/io.h:661:20: note: in expansion of macro ‘outb_p’
661 | static inline void outb_p(u8 value, unsigned long addr)
| ^~~~~~
In file included from ./include/linux/io.h:13,
from ./include/linux/irq.h:20,
from ./include/asm-generic/hardirq.h:17,
from ./arch/sh/include/asm/hardirq.h:9,
from ./include/linux/hardirq.h:11,
from ./include/linux/interrupt.h:11,
from ./include/linux/kernel_stat.h:9,
from ./include/linux/cgroup.h:26,
from ./include/linux/memcontrol.h:13,
from ./include/linux/swap.h:9,
from ./include/linux/suspend.h:5,
from arch/sh/kernel/asm-offsets.c:16:
./arch/sh/include/asm/io.h:176:25: note: previous definition of
‘outb_p’ with type ‘void(u8, long unsigned int)’ {aka ‘void(unsigned
char, long unsigned int)’}
176 | static inline void pfx##out##bwlq##p(type val, unsigned long
port) \
| ^~~
./arch/sh/include/asm/io.h:199:9: note: in expansion of macro
‘__BUILD_IOPORT_SINGLE’
199 | __BUILD_IOPORT_SINGLE(bus, bwlq, type, _p, SLOW_DOWN_IO)
| ^~~~~~~~~~~~~~~~~~~~~
./arch/sh/include/asm/io.h:202:9: note: in expansion of macro
‘__BUILD_IOPORT_PFX’
202 | __BUILD_IOPORT_PFX(, bwlq, type)
| ^~~~~~~~~~~~~~~~~~
./arch/sh/include/asm/io.h:204:1: note: in expansion of macro ‘BUILDIO_IOPORT’
204 | BUILDIO_IOPORT(b, u8)
| ^~~~~~~~~~~~~~
In file included from ./arch/sh/include/asm/io.h:290,
from ./include/linux/io.h:13,
from ./include/linux/irq.h:20,
from ./include/asm-generic/hardirq.h:17,
from ./arch/sh/include/asm/hardirq.h:9,
from ./include/linux/hardirq.h:11,
from ./include/linux/interrupt.h:11,
from ./include/linux/kernel_stat.h:9,
from ./include/linux/cgroup.h:26,
from ./include/linux/memcontrol.h:13,
from ./include/linux/swap.h:9,
from ./include/linux/suspend.h:5,
from arch/sh/kernel/asm-offsets.c:16:
./include/asm-generic/io.h:668:16: error: redefinition of ‘outw_p’
668 | #define outw_p outw_p
| ^~~~~~
./include/asm-generic/io.h:669:20: note: in expansion of macro ‘outw_p’
669 | static inline void outw_p(u16 value, unsigned long addr)
| ^~~~~~
In file included from ./include/linux/io.h:13,
from ./include/linux/irq.h:20,
from ./include/asm-generic/hardirq.h:17,
from ./arch/sh/include/asm/hardirq.h:9,
from ./include/linux/hardirq.h:11,
from ./include/linux/interrupt.h:11,
from ./include/linux/kernel_stat.h:9,
from ./include/linux/cgroup.h:26,
from ./include/linux/memcontrol.h:13,
from ./include/linux/swap.h:9,
from ./include/linux/suspend.h:5,
from arch/sh/kernel/asm-offsets.c:16:
./arch/sh/include/asm/io.h:176:25: note: previous definition of
‘outw_p’ with type ‘void(u16, long unsigned int)’ {aka ‘void(short
unsigned int, long unsigned int)’}
176 | static inline void pfx##out##bwlq##p(type val, unsigned long
port) \
| ^~~
./arch/sh/include/asm/io.h:199:9: note: in expansion of macro
‘__BUILD_IOPORT_SINGLE’
199 | __BUILD_IOPORT_SINGLE(bus, bwlq, type, _p, SLOW_DOWN_IO)
| ^~~~~~~~~~~~~~~~~~~~~
./arch/sh/include/asm/io.h:202:9: note: in expansion of macro
‘__BUILD_IOPORT_PFX’
202 | __BUILD_IOPORT_PFX(, bwlq, type)
| ^~~~~~~~~~~~~~~~~~
./arch/sh/include/asm/io.h:205:1: note: in expansion of macro ‘BUILDIO_IOPORT’
205 | BUILDIO_IOPORT(w, u16)
| ^~~~~~~~~~~~~~
In file included from ./arch/sh/include/asm/io.h:290,
from ./include/linux/io.h:13,
from ./include/linux/irq.h:20,
from ./include/asm-generic/hardirq.h:17,
from ./arch/sh/include/asm/hardirq.h:9,
from ./include/linux/hardirq.h:11,
from ./include/linux/interrupt.h:11,
from ./include/linux/kernel_stat.h:9,
from ./include/linux/cgroup.h:26,
from ./include/linux/memcontrol.h:13,
from ./include/linux/swap.h:9,
from ./include/linux/suspend.h:5,
from arch/sh/kernel/asm-offsets.c:16:
./include/asm-generic/io.h:676:16: error: redefinition of ‘outl_p’
676 | #define outl_p outl_p
| ^~~~~~
./include/asm-generic/io.h:677:20: note: in expansion of macro ‘outl_p’
677 | static inline void outl_p(u32 value, unsigned long addr)
| ^~~~~~
In file included from ./include/linux/io.h:13,
from ./include/linux/irq.h:20,
from ./include/asm-generic/hardirq.h:17,
from ./arch/sh/include/asm/hardirq.h:9,
from ./include/linux/hardirq.h:11,
from ./include/linux/interrupt.h:11,
from ./include/linux/kernel_stat.h:9,
from ./include/linux/cgroup.h:26,
from ./include/linux/memcontrol.h:13,
from ./include/linux/swap.h:9,
from ./include/linux/suspend.h:5,
from arch/sh/kernel/asm-offsets.c:16:
./arch/sh/include/asm/io.h:176:25: note: previous definition of
‘outl_p’ with type ‘void(u32, long unsigned int)’ {aka ‘void(unsigned
int, long unsigned int)’}
176 | static inline void pfx##out##bwlq##p(type val, unsigned long
port) \
| ^~~
./arch/sh/include/asm/io.h:199:9: note: in expansion of macro
‘__BUILD_IOPORT_SINGLE’
199 | __BUILD_IOPORT_SINGLE(bus, bwlq, type, _p, SLOW_DOWN_IO)
| ^~~~~~~~~~~~~~~~~~~~~
./arch/sh/include/asm/io.h:202:9: note: in expansion of macro
‘__BUILD_IOPORT_PFX’
202 | __BUILD_IOPORT_PFX(, bwlq, type)
| ^~~~~~~~~~~~~~~~~~
./arch/sh/include/asm/io.h:206:1: note: in expansion of macro ‘BUILDIO_IOPORT’
206 | BUILDIO_IOPORT(l, u32)
| ^~~~~~~~~~~~~~
In file included from ./arch/sh/include/asm/io.h:290,
from ./include/linux/io.h:13,
from ./include/linux/irq.h:20,
from ./include/asm-generic/hardirq.h:17,
from ./arch/sh/include/asm/hardirq.h:9,
from ./include/linux/hardirq.h:11,
from ./include/linux/interrupt.h:11,
from ./include/linux/kernel_stat.h:9,
from ./include/linux/cgroup.h:26,
from ./include/linux/memcontrol.h:13,
from ./include/linux/swap.h:9,
from ./include/linux/suspend.h:5,
from arch/sh/kernel/asm-offsets.c:16:
./include/asm-generic/io.h:689:14: error: redefinition of ‘insb’
689 | #define insb insb
| ^~~~
./include/asm-generic/io.h:690:20: note: in expansion of macro ‘insb’
690 | static inline void insb(unsigned long addr, void *buffer,
unsigned int count)
| ^~~~
In file included from ./include/linux/io.h:13,
from ./include/linux/irq.h:20,
from ./include/asm-generic/hardirq.h:17,
from ./arch/sh/include/asm/hardirq.h:9,
from ./include/linux/hardirq.h:11,
from ./include/linux/interrupt.h:11,
from ./include/linux/kernel_stat.h:9,
from ./include/linux/cgroup.h:26,
from ./include/linux/memcontrol.h:13,
from ./include/linux/swap.h:9,
from ./include/linux/suspend.h:5,
from arch/sh/kernel/asm-offsets.c:16:
./arch/sh/include/asm/io.h:222:20: note: previous definition of ‘insb’
with type ‘void(long unsigned int, void *, unsigned int)’
222 | static inline void ins##bwlq(unsigned long port, void *addr,
\
| ^~~
./arch/sh/include/asm/io.h:233:1: note: in expansion of macro
‘__BUILD_IOPORT_STRING’
233 | __BUILD_IOPORT_STRING(b, u8)
| ^~~~~~~~~~~~~~~~~~~~~
In file included from ./arch/sh/include/asm/io.h:290,
from ./include/linux/io.h:13,
from ./include/linux/irq.h:20,
from ./include/asm-generic/hardirq.h:17,
from ./arch/sh/include/asm/hardirq.h:9,
from ./include/linux/hardirq.h:11,
from ./include/linux/interrupt.h:11,
from ./include/linux/kernel_stat.h:9,
from ./include/linux/cgroup.h:26,
from ./include/linux/memcontrol.h:13,
from ./include/linux/swap.h:9,
from ./include/linux/suspend.h:5,
from arch/sh/kernel/asm-offsets.c:16:
./include/asm-generic/io.h:697:14: error: redefinition of ‘insw’
697 | #define insw insw
| ^~~~
./include/asm-generic/io.h:698:20: note: in expansion of macro ‘insw’
698 | static inline void insw(unsigned long addr, void *buffer,
unsigned int count)
| ^~~~
In file included from ./include/linux/io.h:13,
from ./include/linux/irq.h:20,
from ./include/asm-generic/hardirq.h:17,
from ./arch/sh/include/asm/hardirq.h:9,
from ./include/linux/hardirq.h:11,
from ./include/linux/interrupt.h:11,
from ./include/linux/kernel_stat.h:9,
from ./include/linux/cgroup.h:26,
from ./include/linux/memcontrol.h:13,
from ./include/linux/swap.h:9,
from ./include/linux/suspend.h:5,
from arch/sh/kernel/asm-offsets.c:16:
./arch/sh/include/asm/io.h:222:20: note: previous definition of ‘insw’
with type ‘void(long unsigned int, void *, unsigned int)’
222 | static inline void ins##bwlq(unsigned long port, void *addr,
\
| ^~~
./arch/sh/include/asm/io.h:234:1: note: in expansion of macro
‘__BUILD_IOPORT_STRING’
234 | __BUILD_IOPORT_STRING(w, u16)
| ^~~~~~~~~~~~~~~~~~~~~
In file included from ./arch/sh/include/asm/io.h:290,
from ./include/linux/io.h:13,
from ./include/linux/irq.h:20,
from ./include/asm-generic/hardirq.h:17,
from ./arch/sh/include/asm/hardirq.h:9,
from ./include/linux/hardirq.h:11,
from ./include/linux/interrupt.h:11,
from ./include/linux/kernel_stat.h:9,
from ./include/linux/cgroup.h:26,
from ./include/linux/memcontrol.h:13,
from ./include/linux/swap.h:9,
from ./include/linux/suspend.h:5,
from arch/sh/kernel/asm-offsets.c:16:
./include/asm-generic/io.h:705:14: error: redefinition of ‘insl’
705 | #define insl insl
| ^~~~
./include/asm-generic/io.h:706:20: note: in expansion of macro ‘insl’
706 | static inline void insl(unsigned long addr, void *buffer,
unsigned int count)
| ^~~~
In file included from ./include/linux/io.h:13,
from ./include/linux/irq.h:20,
from ./include/asm-generic/hardirq.h:17,
from ./arch/sh/include/asm/hardirq.h:9,
from ./include/linux/hardirq.h:11,
from ./include/linux/interrupt.h:11,
from ./include/linux/kernel_stat.h:9,
from ./include/linux/cgroup.h:26,
from ./include/linux/memcontrol.h:13,
from ./include/linux/swap.h:9,
from ./include/linux/suspend.h:5,
from arch/sh/kernel/asm-offsets.c:16:
./arch/sh/include/asm/io.h:222:20: note: previous definition of ‘insl’
with type ‘void(long unsigned int, void *, unsigned int)’
222 | static inline void ins##bwlq(unsigned long port, void *addr,
\
| ^~~
./arch/sh/include/asm/io.h:235:1: note: in expansion of macro
‘__BUILD_IOPORT_STRING’
235 | __BUILD_IOPORT_STRING(l, u32)
| ^~~~~~~~~~~~~~~~~~~~~
In file included from ./arch/sh/include/asm/io.h:290,
from ./include/linux/io.h:13,
from ./include/linux/irq.h:20,
from ./include/asm-generic/hardirq.h:17,
from ./arch/sh/include/asm/hardirq.h:9,
from ./include/linux/hardirq.h:11,
from ./include/linux/interrupt.h:11,
from ./include/linux/kernel_stat.h:9,
from ./include/linux/cgroup.h:26,
from ./include/linux/memcontrol.h:13,
from ./include/linux/swap.h:9,
from ./include/linux/suspend.h:5,
from arch/sh/kernel/asm-offsets.c:16:
./include/asm-generic/io.h:713:15: error: redefinition of ‘outsb’
713 | #define outsb outsb
| ^~~~~
./include/asm-generic/io.h:714:20: note: in expansion of macro ‘outsb’
714 | static inline void outsb(unsigned long addr, const void *buffer,
| ^~~~~
In file included from ./include/linux/io.h:13,
from ./include/linux/irq.h:20,
from ./include/asm-generic/hardirq.h:17,
from ./arch/sh/include/asm/hardirq.h:9,
from ./include/linux/hardirq.h:11,
from ./include/linux/interrupt.h:11,
from ./include/linux/kernel_stat.h:9,
from ./include/linux/cgroup.h:26,
from ./include/linux/memcontrol.h:13,
from ./include/linux/swap.h:9,
from ./include/linux/suspend.h:5,
from arch/sh/kernel/asm-offsets.c:16:
./arch/sh/include/asm/io.h:211:20: note: previous definition of
‘outsb’ with type ‘void(long unsigned int, const void *, unsigned
int)’
211 | static inline void outs##bwlq(unsigned long port, const void
*addr, \
| ^~~~
./arch/sh/include/asm/io.h:233:1: note: in expansion of macro
‘__BUILD_IOPORT_STRING’
233 | __BUILD_IOPORT_STRING(b, u8)
| ^~~~~~~~~~~~~~~~~~~~~
In file included from ./arch/sh/include/asm/io.h:290,
from ./include/linux/io.h:13,
from ./include/linux/irq.h:20,
from ./include/asm-generic/hardirq.h:17,
from ./arch/sh/include/asm/hardirq.h:9,
from ./include/linux/hardirq.h:11,
from ./include/linux/interrupt.h:11,
from ./include/linux/kernel_stat.h:9,
from ./include/linux/cgroup.h:26,
from ./include/linux/memcontrol.h:13,
from ./include/linux/swap.h:9,
from ./include/linux/suspend.h:5,
from arch/sh/kernel/asm-offsets.c:16:
./include/asm-generic/io.h:722:15: error: redefinition of ‘outsw’
722 | #define outsw outsw
| ^~~~~
./include/asm-generic/io.h:723:20: note: in expansion of macro ‘outsw’
723 | static inline void outsw(unsigned long addr, const void *buffer,
| ^~~~~
In file included from ./include/linux/io.h:13,
from ./include/linux/irq.h:20,
from ./include/asm-generic/hardirq.h:17,
from ./arch/sh/include/asm/hardirq.h:9,
from ./include/linux/hardirq.h:11,
from ./include/linux/interrupt.h:11,
from ./include/linux/kernel_stat.h:9,
from ./include/linux/cgroup.h:26,
from ./include/linux/memcontrol.h:13,
from ./include/linux/swap.h:9,
from ./include/linux/suspend.h:5,
from arch/sh/kernel/asm-offsets.c:16:
./arch/sh/include/asm/io.h:211:20: note: previous definition of
‘outsw’ with type ‘void(long unsigned int, const void *, unsigned
int)’
211 | static inline void outs##bwlq(unsigned long port, const void
*addr, \
| ^~~~
./arch/sh/include/asm/io.h:234:1: note: in expansion of macro
‘__BUILD_IOPORT_STRING’
234 | __BUILD_IOPORT_STRING(w, u16)
| ^~~~~~~~~~~~~~~~~~~~~
In file included from ./arch/sh/include/asm/io.h:290,
from ./include/linux/io.h:13,
from ./include/linux/irq.h:20,
from ./include/asm-generic/hardirq.h:17,
from ./arch/sh/include/asm/hardirq.h:9,
from ./include/linux/hardirq.h:11,
from ./include/linux/interrupt.h:11,
from ./include/linux/kernel_stat.h:9,
from ./include/linux/cgroup.h:26,
from ./include/linux/memcontrol.h:13,
from ./include/linux/swap.h:9,
from ./include/linux/suspend.h:5,
from arch/sh/kernel/asm-offsets.c:16:
./include/asm-generic/io.h:731:15: error: redefinition of ‘outsl’
731 | #define outsl outsl
| ^~~~~
./include/asm-generic/io.h:732:20: note: in expansion of macro ‘outsl’
732 | static inline void outsl(unsigned long addr, const void *buffer,
| ^~~~~
In file included from ./include/linux/io.h:13,
from ./include/linux/irq.h:20,
from ./include/asm-generic/hardirq.h:17,
from ./arch/sh/include/asm/hardirq.h:9,
from ./include/linux/hardirq.h:11,
from ./include/linux/interrupt.h:11,
from ./include/linux/kernel_stat.h:9,
from ./include/linux/cgroup.h:26,
from ./include/linux/memcontrol.h:13,
from ./include/linux/swap.h:9,
from ./include/linux/suspend.h:5,
from arch/sh/kernel/asm-offsets.c:16:
./arch/sh/include/asm/io.h:211:20: note: previous definition of
‘outsl’ with type ‘void(long unsigned int, const void *, unsigned
int)’
211 | static inline void outs##bwlq(unsigned long port, const void
*addr, \
| ^~~~
./arch/sh/include/asm/io.h:235:1: note: in expansion of macro
‘__BUILD_IOPORT_STRING’
235 | __BUILD_IOPORT_STRING(l, u32)
| ^~~~~~~~~~~~~~~~~~~~~
In file included from ./arch/sh/include/asm/io.h:290,
from ./include/linux/io.h:13,
from ./include/linux/irq.h:20,
from ./include/asm-generic/hardirq.h:17,
from ./arch/sh/include/asm/hardirq.h:9,
from ./include/linux/hardirq.h:11,
from ./include/linux/interrupt.h:11,
from ./include/linux/kernel_stat.h:9,
from ./include/linux/cgroup.h:26,
from ./include/linux/memcontrol.h:13,
from ./include/linux/swap.h:9,
from ./include/linux/suspend.h:5,
from arch/sh/kernel/asm-offsets.c:16:
./include/asm-generic/io.h:1111:20: error: static declaration of
‘ioport_map’ follows non-static declaration
1111 | #define ioport_map ioport_map
| ^~~~~~~~~~
./include/asm-generic/io.h:1112:29: note: in expansion of macro ‘ioport_map’
1112 | static inline void __iomem *ioport_map(unsigned long port,
unsigned int nr)
| ^~~~~~~~~~
In file included from ./arch/sh/include/asm/io.h:22,
from ./include/linux/io.h:13,
from ./include/linux/irq.h:20,
from ./include/asm-generic/hardirq.h:17,
from ./arch/sh/include/asm/hardirq.h:9,
from ./include/linux/hardirq.h:11,
from ./include/linux/interrupt.h:11,
from ./include/linux/kernel_stat.h:9,
from ./include/linux/cgroup.h:26,
from ./include/linux/memcontrol.h:13,
from ./include/linux/swap.h:9,
from ./include/linux/suspend.h:5,
from arch/sh/kernel/asm-offsets.c:16:
./include/asm-generic/iomap.h:92:22: note: previous declaration of
‘ioport_map’ with type ‘void *(long unsigned int, unsigned int)’
92 | extern void __iomem *ioport_map(unsigned long port, unsigned int nr);
| ^~~~~~~~~~
In file included from ./arch/sh/include/asm/io.h:290,
from ./include/linux/io.h:13,
from ./include/linux/irq.h:20,
from ./include/asm-generic/hardirq.h:17,
from ./arch/sh/include/asm/hardirq.h:9,
from ./include/linux/hardirq.h:11,
from ./include/linux/interrupt.h:11,
from ./include/linux/kernel_stat.h:9,
from ./include/linux/cgroup.h:26,
from ./include/linux/memcontrol.h:13,
from ./include/linux/swap.h:9,
from ./include/linux/suspend.h:5,
from arch/sh/kernel/asm-offsets.c:16:
./include/asm-generic/io.h:1121:22: error: static declaration of
‘ioport_unmap’ follows non-static declaration
1121 | #define ioport_unmap ioport_unmap
| ^~~~~~~~~~~~
./include/asm-generic/io.h:1122:20: note: in expansion of macro ‘ioport_unmap’
1122 | static inline void ioport_unmap(void __iomem *p)
| ^~~~~~~~~~~~
In file included from ./arch/sh/include/asm/io.h:22,
from ./include/linux/io.h:13,
from ./include/linux/irq.h:20,
from ./include/asm-generic/hardirq.h:17,
from ./arch/sh/include/asm/hardirq.h:9,
from ./include/linux/hardirq.h:11,
from ./include/linux/interrupt.h:11,
from ./include/linux/kernel_stat.h:9,
from ./include/linux/cgroup.h:26,
from ./include/linux/memcontrol.h:13,
from ./include/linux/swap.h:9,
from ./include/linux/suspend.h:5,
from arch/sh/kernel/asm-offsets.c:16:
./include/asm-generic/iomap.h:93:13: note: previous declaration of
‘ioport_unmap’ with type ‘void(void *)’
93 | extern void ioport_unmap(void __iomem *);
| ^~~~~~~~~~~~
make[2]: *** [scripts/Makefile.build:116: arch/sh/kernel/asm-offsets.s] Error 1
make[1]: *** [Makefile:1275: prepare0] Error 2
make: *** [Makefile:234: __sub-make] Error 2
> --- a/arch/sh/include/asm/io.h
> +++ b/arch/sh/include/asm/io.h
> @@ -119,6 +119,26 @@ void __raw_readsl(const void __iomem *addr, void *data, int longlen);
>
> __BUILD_MEMORY_STRING(__raw_, q, u64)
>
> +#define ioread8 ioread8
> +#define ioread16 ioread16
> +#define ioread16be ioread16be
> +#define ioread32 ioread32
> +#define ioread32be ioread32be
> +
> +#define iowrite8 iowrite8
> +#define iowrite16 iowrite16
> +#define iowrite16be iowrite16be
> +#define iowrite32 iowrite32
> +#define iowrite32be iowrite32be
> +
> +#define ioread8_rep ioread8_rep
> +#define ioread16_rep ioread16_rep
> +#define ioread32_rep ioread32_rep
> +
> +#define iowrite8_rep iowrite8_rep
> +#define iowrite16_rep iowrite16_rep
> +#define iowrite32_rep iowrite32_rep
> +
> #ifdef CONFIG_HAS_IOPORT_MAP
>
> /*
> @@ -225,6 +245,9 @@ __BUILD_IOPORT_STRING(q, u64)
> #define IO_SPACE_LIMIT 0xffffffff
>
> /* We really want to try and get these to memcpy etc */
> +#define memset_io memset_io
> +#define memcpy_fromio memcpy_fromio
> +#define memcpy_toio memcpy_toio
> void memcpy_fromio(void *, const volatile void __iomem *, unsigned long);
> void memcpy_toio(volatile void __iomem *, const void *, unsigned long);
> void memset_io(volatile void __iomem *, int, unsigned long);
> @@ -287,6 +310,8 @@ static inline void iounmap(volatile void __iomem *addr) { }
> */
> #define xlate_dev_mem_ptr(p) __va(p)
>
> +#include <asm-generic/io.h>
> +
> #define ARCH_HAS_VALID_PHYS_ADDR_RANGE
> int valid_phys_addr_range(phys_addr_t addr, size_t size);
> int valid_mmap_phys_addr_range(unsigned long pfn, size_t size);
> diff --git a/arch/sh/include/asm/io_noioport.h b/arch/sh/include/asm/io_noioport.h
> index f7938fe0f911..5ba4116b4265 100644
> --- a/arch/sh/include/asm/io_noioport.h
> +++ b/arch/sh/include/asm/io_noioport.h
> @@ -53,6 +53,13 @@ static inline void ioport_unmap(void __iomem *addr)
> #define outw_p(x, addr) outw((x), (addr))
> #define outl_p(x, addr) outl((x), (addr))
>
> +#define insb insb
> +#define insw insw
> +#define insl insl
> +#define outsb outsb
> +#define outsw outsw
> +#define outsl outsl
> +
> static inline void insb(unsigned long port, void *dst, unsigned long count)
> {
> BUG();
> --
> 2.34.1
>
--
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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