linux-kernel - Re: [PATCH v4 2/4] mailbox: Hi6220: add mailbox driver

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Message-ID: <CABb+yY2uJZFgDeviRzz8ghVhNzy5d6jf+=fpTAUez01m+O0ttw@mail.gmail.com>
Date:	Fri, 16 Oct 2015 10:43:00 +0530
From:	Jassi Brar <jassisinghbrar@...il.com>
To:	Leo Yan <leo.yan@...aro.org>
Cc:	Rob Herring <robh+dt@...nel.org>, Pawel Moll <pawel.moll@....com>,
	Mark Rutland <mark.rutland@....com>,
	Ian Campbell <ijc+devicetree@...lion.org.uk>,
	Kumar Gala <galak@...eaurora.org>,
	Catalin Marinas <catalin.marinas@....com>,
	Will Deacon <will.deacon@....com>,
	Bintian Wang <bintian.wang@...wei.com>,
	Yiping Xu <xuyiping@...ilicon.com>,
	Haojian Zhuang <haojian.zhuang@...aro.org>,
	Wei Xu <xuwei5@...ilicon.com>,
	Devicetree List <devicetree@...r.kernel.org>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	"linux-arm-kernel@...ts.infradead.org" 
	<linux-arm-kernel@...ts.infradead.org>
Subject: Re: [PATCH v4 2/4] mailbox: Hi6220: add mailbox driver

On Mon, Oct 12, 2015 at 10:02 PM, Leo Yan <leo.yan@...aro.org> wrote:

> +
> +#define MBOX_CHAN_MAX                  32
> +#define MBOX_CHAN_NUM                  2
> +
You mean the hardware has 32 channels but this driver can not manage
more than 2 ?

OR, there are 32 interfaces but only 2 physical 'floating' links, so
no more than 2 interfaces can be active at any time?
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