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

[Leo Yan]

On Fri, Oct 16, 2015 at 10:43:00AM +0530, Jassi Brar wrote:
> On Mon, Oct 12, 2015 at 10:02 PM, Leo Yan <leo.yan@xxxxxxxxxx> 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?

For the later case. Mailbox also can be used by other modules, such
like audio hifi; later need add links for them if want to enable
audio. But so far only uses first 2 channels.

Thanks,
Leo Yan
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