On 2 May 2018 at 13:23, Wolfram Sang <wsa@xxxxxxxxxxxxx> wrote: > >> > We should maybe handle this in the core somewhen, though. Or? >> >> Thanks. Yes, It will more helpful if we can handle this in the i2c core. > > To understand the issue better: which kind of devices in your system > still send I2C transfers when the system is going to suspend? Do you > know? Now we found the touch screen device will trigger I2C transfers when the system is going to suspend. -- Baolin.wang Best Regards