[PATCH net v4] net: airoha: Add missing filed to ppe_mbox_data struct

[Jakub Kicinski]

On Tue, 29 Apr 2025 16:17:41 +0200 Lorenzo Bianconi wrote:
> Moreover, add __packed attribute to ppe_mbox_data struct definition and
> make the fw layout padding explicit in init_info struct.

Why? everything looks naturally packed now :(
__packed also forces the compiler to assume the data is unaligned AFAIU.
The recommended way to ensure the compiler doesn't insert padding is
to do a compile time assert.