Handling multiple GPIO controllers in 8xxx GPIO driver

Tabi Timur-B04825 B04825 at freescale.com
Thu Sep 29 06:52:30 EST 2011

On Tue, Sep 27, 2011 at 1:29 PM, Grant Likely <grant.likely at secretlab.ca> wrote:

> The solution is to make the gpio driver register as a regular
> interrupt handler, and not as a chained handler.

I was wondering about that.

What exactly is a chained handler?  How is it different from a regular handler?

Timur Tabi
Linux kernel developer at Freescale

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