Re: [PATCH] 2.6.10 Altix : ioc4 serial driver support

From: Russell King
Date: Wed Dec 22 2004 - 13:53:08 EST


On Wed, Dec 22, 2004 at 09:20:42AM -0600, Patrick Gefre wrote:
> Russell King wrote:
> > You want to register with the serial core before you register with PCI.
> > Then add each port when you find it via the PCI driver ->probe method.
> >
> > Removal is precisely the reverse order - remove each port in ->remove
> > method first, then unregister from serial core.
>
> How do I know how many ports I have when I register with serial core ?
> I use the info I got when i probed to fill in .nr

You need to decide on a maximum number of ports and always use that.
You only need to add the ports that you actually have in reality
though.

--
Russell King
Linux kernel 2.6 ARM Linux - http://www.arm.linux.org.uk/
maintainer of: 2.6 PCMCIA - http://pcmcia.arm.linux.org.uk/
2.6 Serial core
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