Re: [linux-sunxi] Strange behavior with missing H3 interrupts

2018-04-05 Thread Martin Kelly
On 04/05/2018 12:21 AM, Christopher Obbard wrote: Hi Martin, Have you enabled/setup any Kernel Preemption? Chris I did try CONFIG_PREEMPT=y, though I did not try PREEMPT_RT. It did not make a difference. I also tried CONFIG_HZ_PERIODIC=y, which made no difference. -- You received this me

Re: [linux-sunxi] Strange behavior with missing H3 interrupts

2018-04-05 Thread Christopher Obbard
Hi Martin, Have you enabled/setup any Kernel Preemption? Chris On 4 April 2018 at 22:50, Martin Kelly wrote: > Hi, > > I've noticed strange behavior on my H3 (nanopi neo air) and am wondering if > anyone has suggestions for further debugging it, as I'm getting stumped. > > Specifically, I have

[linux-sunxi] Strange behavior with missing H3 interrupts

2018-04-04 Thread Martin Kelly
Hi, I've noticed strange behavior on my H3 (nanopi neo air) and am wondering if anyone has suggestions for further debugging it, as I'm getting stumped. Specifically, I have configured a device (Invensense MPU9250) to deliver interrupts at 10Hz to PG_EINT11. For some reason, though, the inter