On Thu, Feb 01, 2024 at 03:01:59AM +0000, JiaJie Ho wrote: > > I am using ifdef so unused codes wouldn't be compiled into the driver for unsupported variant. > Is the compiled driver size a concern for such cases? The compiler should be eliminating unused code for you. Is this not the case? Cheers, -- Email: Herbert Xu <herbert@xxxxxxxxxxxxxxxxxxx> Home Page: http://gondor.apana.org.au/~herbert/ PGP Key: http://gondor.apana.org.au/~herbert/pubkey.txt