On Thu, Apr 03, 2025 at 06:03:57PM +0800, Zijun Hu wrote: > On 4/1/2025 12:35 AM, Andy Shevchenko wrote: > > + * Note, this header is not meant to be used by the leaf drivers. > > + * It provides the low level data types and definitions for the firmware > > + * and device property providers. The respective API headers should > > + * guarantee all the required data types and definitions without including > > + * this header directly into the driver. > > sorry, i don't understand both "leaf drivers" and "respective API > headers". could you have examples ? leaf driver is like almost anything under drivers/iio, for example. The respective API headers is usually: of.h or property.h (the latter is highly preferred in a new code). TL;DR: the rule of thumb is do not include this until you know exactly what you are doing. -- With Best Regards, Andy Shevchenko