Messages in this thread | | | Date | Thu, 17 Sep 2015 12:19:18 +0200 (CEST) | From | Thomas Gleixner <> | Subject | Re: [PATCH 1/3] clocksource: rockchip: Make the driver more readability and compatible |
| |
On Thu, 17 Sep 2015, Daniel Lezcano wrote: > On 09/17/2015 11:28 AM, Caesar Wang wrote: > > > I think the NO_IRQ definition is missing for ARM64. > > > > Yep, Maybe better to compatible if we don't use the 'NO_IRQ', > > Hmm, after digging into drivers/of/irq.c and kernel/irq/irqdomain.c > > when there is an error it returns zero. So NO_IRQ and -1 are not correct and > on the other side zero can be a valid irq. That sounds a little bit fuzzy to > me.
IRQ0 is invalid for historical reasons. End of story.
Thanks,
tglx
| |