From: sam@ravnborg.org (Sam Ravnborg)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH v3 1/3] asm-generic/io.h: Implement generic {read,write}s*()
Date: Tue, 5 Aug 2014 11:14:26 +0200 [thread overview]
Message-ID: <20140805091426.GA28220@ravnborg.org> (raw)
In-Reply-To: <CAMuHMdUUSMGghDVDpdQygQCv0OWGP-Lwxzy004xRpR6BsZS81A@mail.gmail.com>
> >
> > So xxx_p is for pause (or something like that).
> > This also matches that m68k do some tricks with delay() in the _p variants.
> > Thanks for the explanation.
>
> m68k's isa_delay() uses the same approach as x86's slow_down_io(),
> but only for Q40/Q60, which has a "real" ISA bus that accepts legacy
> ISA expansion cards (http://www.q40.de/).
Based on the nice description from James I have on my todo list
to cook up a patch to io.h to document this.
Had just not got around to do it yet.
Sam
next prev parent reply other threads:[~2014-08-05 9:14 UTC|newest]
Thread overview: 23+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-07-16 11:01 [PATCH v3 1/3] asm-generic/io.h: Implement generic {read,write}s*() Thierry Reding
2014-07-16 11:01 ` [PATCH v3 2/3] ARM: Use include/asm-generic/io.h Thierry Reding
2014-07-17 12:03 ` Catalin Marinas
2014-07-16 11:01 ` [PATCH v3 3/3] arm64: " Thierry Reding
2014-07-17 12:04 ` Catalin Marinas
2014-07-17 12:26 ` Thierry Reding
2014-07-18 15:50 ` Catalin Marinas
2014-07-17 12:01 ` [PATCH v3 1/3] asm-generic/io.h: Implement generic {read,write}s*() Catalin Marinas
2014-07-18 20:59 ` Sam Ravnborg
2014-07-18 21:06 ` Sam Ravnborg
2014-07-19 7:38 ` [PATCH v3 1/3] asm-generic/io.h: Implement generic {read, write}s*() Arnd Bergmann
2014-07-19 8:41 ` [PATCH v3 1/3] asm-generic/io.h: Implement generic {read,write}s*() Sam Ravnborg
2014-07-19 9:05 ` [PATCH v3 1/3] asm-generic/io.h: Implement generic {read, write}s*() Arnd Bergmann
2014-07-19 9:11 ` [PATCH v3 1/3] asm-generic/io.h: Implement generic {read,write}s*() Sam Ravnborg
2014-07-19 17:21 ` James Bottomley
2014-08-05 9:07 ` [PATCH v3 1/3] asm-generic/io.h: Implement generic {read, write}s*() Geert Uytterhoeven
2014-08-05 9:14 ` Sam Ravnborg [this message]
2014-07-19 7:44 ` Arnd Bergmann
2014-07-19 8:53 ` [PATCH v3 1/3] asm-generic/io.h: Implement generic {read,write}s*() Sam Ravnborg
2014-07-19 9:10 ` [PATCH v3 1/3] asm-generic/io.h: Implement generic {read, write}s*() Arnd Bergmann
2014-07-19 12:59 ` [PATCH] asm-generic/io.h: reorder funtions to form logical groups Sam Ravnborg
2014-08-01 14:09 ` Thierry Reding
2014-08-01 22:42 ` Sam Ravnborg
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