Re: [PATCH v3 5/5] tty/serial: Add Spreadtrum sc9836-uart driver support

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> Yes, I saw this way in other serial drivers.
> But, if then, there are two questions for me:
> 1. Why did some serial drivers need an UN_SHARED irq?
> 2. How can we choose a right way?

If your hardware can support sharing an IRQ then shared is the right way
- along with the test Arnd suggested. Some hardware lacks the needed
facilities to handle shared interrupt.


Alan
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