modules: add support for soft module dependencies

Additional and optional dependencies not found while building the kernel and
modules, can now be declared explicitly.

Signed-off-by: Andreas Robinson <andr345@gmail.com>
Acked-by: Herbert Xu <herbert@gondor.apana.org.au>
Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
This commit is contained in:
Andreas Robinson 2013-08-20 15:33:19 +09:30 • committed by Rusty Russell
commit 7cb14ba75d