Re: patch proposal

Michael Schwingen <[email protected]> Sun, 28 Jul 2024 23:59:48 +0200
Newsgroups gmane.linux.hardware.gpib.general
Message-ID <[email protected]>
On 28.07.24 23:07, marcello.carla via Linux-gpib-general wrote:
>
> 2)
> I see the problem of a buffer overflow while writing, but to reproduce
> repeated interrupts with slow edges I had to use rising and falling times
> longer than 100 us, a not common event, and only with RPi3b. RPi4 and
> RPi5 have Schmitt triggers on input, and this makes the event impossible.
> Yet, a good interlock between NDAC and NRFD interrupts is advisable, and
> the current implementation (for historical reasons) is a mess. Sorry for
> that and thanks again to Michael for signalling the problem. A revision
> of this part of the code was already on schedule. Asap, as usual.

What about my proposal of changing the interrupts to be level-triggered? 
I believe my code addresses these problems as well.

Should I prepare a clean patch for review?

cu

Michael