From: Mark Brown <broonie@kernel.org>
To: Arnd Bergmann <arnd@arndb.de>
Cc: linaro-acpi@lists.linaro.org,
Ashwin Chaugule <ashwin.chaugule@linaro.org>,
linux acpi <linux-acpi@vger.kernel.org>,
"Rafael J. Wysocki" <rjw@rjwysocki.net>
Subject: Re: [Linaro-acpi] [PATCH v5 1/2] Mailbox: Add support for Platform Communication Channel
Date: Thu, 4 Sep 2014 23:20:19 +0100 [thread overview]
Message-ID: <20140904222019.GR29327@sirena.org.uk> (raw)
In-Reply-To: <4354903.8scPjxmpFT@wuerfel>
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On Thu, Sep 04, 2014 at 09:00:11PM +0200, Arnd Bergmann wrote:
> On Thursday 04 September 2014 13:24:25 Ashwin Chaugule wrote:
> > On 4 September 2014 04:56, Arnd Bergmann <arnd@arndb.de> wrote:
> > >> + /* Flip CMD COMPLETE bit */
> > >> + iowrite16(0, &generic_comm_base->status);
> > > using writel_relaxed/writew_relaxed should be more efficient here.
> > x86 doesn't seem to have the write*_relaxed variants? They seem to
> > have read*_relaxed though.
> That sounds highly inconsistent and should probably be fixed.
Will has a series for this but it needed some revisions for consistency
with DMA.
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next prev parent reply other threads:[~2014-09-04 22:20 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-09-03 22:19 [PATCH v5 0/2] PCC: Platform Communication Channel Ashwin Chaugule
2014-09-03 22:19 ` [PATCH v5 1/2] Mailbox: Add support for " Ashwin Chaugule
2014-09-04 4:35 ` Zheng, Lv
2014-09-04 4:38 ` Zheng, Lv
2014-09-04 14:31 ` Ashwin Chaugule
[not found] ` <5470309.KpxVtJyk9p@wuerfel>
2014-09-04 14:48 ` Ashwin Chaugule
2014-09-04 14:55 ` Arnd Bergmann
2014-09-04 17:24 ` Ashwin Chaugule
2014-09-04 19:00 ` [Linaro-acpi] " Arnd Bergmann
2014-09-04 19:07 ` Ashwin Chaugule
2014-09-04 22:20 ` Mark Brown [this message]
2014-09-03 22:19 ` [PATCH v5 2/2] PCC test Ashwin Chaugule
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