* Russell King - ARM Linux <linux@xxxxxxxxxxxxxxx> [181207 19:27]: > You mentioned that edge mode didn't work as well as level mode on > duovero smsc controller, I think this may help to solve the same > issue but for edge IRQs - we need a mask_ack_irq function to avoid > acking while the edge interrupt is masked. Let me know if that > lowers the smsc ping latency while in edge mode. Looks like smsc edge interrupt is still producing varying ping latencies with this. Seems like the mas_ack_irq is a nice improvment though. Regards, Tony