From: Benjamin Herrenschmidt <benh@kernel.crashing.org>
To: Vineet Gupta <Vineet.Gupta1@synopsys.com>
Cc: Grant Likely <grant.likely@secretlab.ca>,
Alexey Brodkin <Alexey.Brodkin@synopsys.com>,
"linux-arch@vger.kernel.org" <linux-arch@vger.kernel.org>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
Michal Simek <monstr@monstr.eu>,
Geert Uytterhoeven <geert@linux-m68k.org>
Subject: Re: Query on I/O accessors used by Xilinx SystemACE Driver
Date: Tue, 22 Jan 2013 09:09:30 +1100 [thread overview]
Message-ID: <1358806170.6868.0.camel@pasglop> (raw)
In-Reply-To: <50FD40B3.804@synopsys.com>
On Mon, 2013-01-21 at 18:50 +0530, Vineet Gupta wrote:
> I'm not an expert in that driver or the specific needs of those accessors on
> respective arches, but was wondering, if it would be possible to convert the
> driver to use the vanilla IO accessors (read{b,w,l}. Microblaze at least, seem to
> be defining them as straight wrappers over the standard raw accessors.
>
> Ben, Geert could you please comment ?
If your HW is little-endian, then by all means use the standard accessors, either
readb,w,l or the iomap.h ones (ioread*)
Cheers,
Ben.
prev parent reply other threads:[~2013-01-21 22:09 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-01-21 13:20 Query on I/O accessors used by Xilinx SystemACE Driver Vineet Gupta
2013-01-21 22:09 ` Benjamin Herrenschmidt [this message]
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