Matt Chen wrote: > So it would detect the GPIO status in every 5 seconds. But the ath9k I > run in different platform, with the same modules, it works different > way. The LED for one is working very fast, in another one is working > so slow. > > I would like to clarify it is driver or BIOS issues. It sounds like a hardware issue, meaning on the mainboard. Some designs signal the kernel about rfkill directly, others do not. When the design does not signal the kernel, the kernel only discovers it after 5 seconds when the ath9k driver looks at it's GPIO pin. //Peter -- To unsubscribe from this list: send the line "unsubscribe linux-wireless" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html