From: linux@arm.linux.org.uk (Russell King - ARM Linux)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH] arm/io.h: add macros to read/write big/little endian register
Date: Thu, 23 Feb 2012 11:19:06 +0000 [thread overview]
Message-ID: <20120223111906.GS22562@n2100.arm.linux.org.uk> (raw)
In-Reply-To: <4F461A97.1090201@st.com>
On Thu, Feb 23, 2012 at 04:23:11PM +0530, Viresh Kumar wrote:
> On 2/23/2012 3:23 PM, Russell King - ARM Linux wrote:
> > 1. Using the PCI/ISA IO macros for non-PCI/ISA IO purposes is silly
>
> We mistakenly placed it outside #ifdef __io, #endif
> Sorry, i am still missing your point.
inb() et.al. are for PCI/ISA IO, not for general platform MMIO.
> > 2. We should have readb_be() etc instead.
>
> Actually, existing drivers are using out_be32(), etc in their implementation.
> What do you suggest in order to use these drivers for SPEAr/ARM.
Which drivers?
next prev parent reply other threads:[~2012-02-23 11:19 UTC|newest]
Thread overview: 17+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-02-23 9:17 [PATCH] arm/io.h: add macros to read/write big/little endian register Viresh Kumar
2012-02-23 9:53 ` Russell King - ARM Linux
2012-02-23 10:53 ` Viresh Kumar
2012-02-23 11:19 ` Russell King - ARM Linux [this message]
2012-02-23 11:30 ` Russell King - ARM Linux
2012-02-23 11:34 ` Pratyush Anand
2012-02-23 11:38 ` Russell King - ARM Linux
2012-02-23 12:33 ` Arnd Bergmann
2012-02-23 12:50 ` Russell King - ARM Linux
2012-02-23 13:35 ` Arnd Bergmann
2012-02-23 14:14 ` Russell King - ARM Linux
2012-02-23 20:27 ` Benjamin Herrenschmidt
2012-02-23 20:25 ` Benjamin Herrenschmidt
2012-02-24 16:22 ` Arnd Bergmann
2012-02-24 21:03 ` Benjamin Herrenschmidt
2012-02-23 12:01 ` Stefan Roese
2012-02-24 4:22 ` Pratyush Anand
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