- structure. Also make sure you set the max_user_freq member in your
- initialization routines so the framework can sanity check the user
- input for you.
+ structure. Your driver needs to initialize the irq_freq member during
+ init. Make sure you check the requested frequency is in range of your
+ hardware in the irq_set_freq function. If it isn't, return -EINVAL. If
+ you cannot actually change the frequency, do not define irq_set_freq.