RE: [PATCH mfd v1] mfd: Add Renesas Synchronization Management Unit (SMU) support

[Min Li]

> 
> > +/* Current mfd device index */
> > +static atomic_t rsmu_ndevs = ATOMIC_INIT(0);
> 
> Counting/indexing this way is generally not good/required.
> 

Hi Lee

Since there could be more than one devices attached to the system, I am using this counter to track the index of each device.
How would you suggest to do it? Thanks

Min