On Wed, Aug 02, 2023 at 04:43:48PM +0100, Conor Dooley wrote: > On Wed, Aug 02, 2023 at 11:05:44PM +0800, Jisheng Zhang wrote: > > The driver fall back to poll style when there's no irq. "poll" still > > looks better than no support. > > What is the user for this where the interrupt is not actually wired up > in the hardware? FYI: kernel console doesn't use interrupts, so for example it might be the debug port. Note, I have no idea of the Zhang's case, just my assumption. -- With Best Regards, Andy Shevchenko