Re: [PATCH] Add intr_mask() / intr_unmask() interface to mask / unmask individual interrupt sources

Jason Thorpe <[email protected]>
Newsgroups gmane.os.netbsd.ports.x86-64,gmane.os.netbsd.ports.i386
Message-ID <[email protected]> 

> On Nov 30, 2019, at 2:06 PM, Manuel Bouyer <[email protected]> wrote:
> 
> On Sat, Nov 30, 2019 at 02:02:12PM -0800, Jason Thorpe wrote:
>> No, because the upcoming changes to the i2c layer would not allow for it. 
> 
> Ha, I didn't notice that. I have drivers in the arm world which use
> i2c from interrupt context too :(

You just need to be able to defer to the i2c work to a soft int, then you'll be fine.  If your interrupts are edge-sensitive, then this doesn't require any intr_mask / intr_unmask.

-- thorpej
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